Inbox post (#22)

Inbox POST from federated servers now working for statuses and follow requests.
    Follow request client API added.
    Start work on federating outgoing messages.
    Other fixes and changes/tidying up.

go.mod

@@ -5,31 +5,53 @@ go 1.16
 require (
 	github.com/buckket/go-blurhash v1.1.0
 	github.com/cpuguy83/go-md2man/v2 v2.0.0 // indirect
+	github.com/dsoprea/go-exif v0.0.0-20210428042052-dca55bf8ca15 // indirect
+	github.com/dsoprea/go-exif/v2 v2.0.0-20210428042052-dca55bf8ca15 // indirect
+	github.com/dsoprea/go-iptc v0.0.0-20200610044640-bc9ca208b413 // indirect
+	github.com/dsoprea/go-jpeg-image-structure v0.0.0-20210505113650-8010c634293c // indirect
+	github.com/dsoprea/go-logging v0.0.0-20200710184922-b02d349568dd // indirect
+	github.com/dsoprea/go-photoshop-info-format v0.0.0-20200610045659-121dd752914d // indirect
+	github.com/dsoprea/go-png-image-structure v0.0.0-20210428043356-45b892641b59 // indirect
+	github.com/dsoprea/go-utility v0.0.0-20200717064901-2fccff4aa15e // indirect
+	github.com/gin-contrib/cors v1.3.1
 	github.com/gin-contrib/sessions v0.0.3
-	github.com/gin-gonic/gin v1.6.3
+	github.com/gin-gonic/gin v1.7.1
-	github.com/go-fed/activity v1.0.0
+	github.com/go-errors/errors v1.2.0 // indirect
-	github.com/go-fed/httpsig v0.1.1-0.20190914113940-c2de3672e5b5
+	github.com/go-fed/activity v1.0.1-0.20210426194615-e0de0863dcc1
+	github.com/go-fed/httpsig v1.1.0
 	github.com/go-pg/pg/extra/pgdebug v0.2.0
-	github.com/go-pg/pg/v10 v10.8.0
+	github.com/go-pg/pg/v10 v10.9.1
-	github.com/golang/mock v1.4.4 // indirect
+	github.com/go-playground/validator/v10 v10.6.0 // indirect
+	github.com/golang/geo v0.0.0-20210211234256-740aa86cb551 // indirect
+	github.com/golang/mock v1.5.0 // indirect
 	github.com/google/uuid v1.2.0
+	github.com/gorilla/sessions v1.2.1 // indirect
 	github.com/h2non/filetype v1.1.1
+	github.com/json-iterator/go v1.1.11 // indirect
+	github.com/leodido/go-urn v1.2.1 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.1 // indirect
 	github.com/nfnt/resize v0.0.0-20180221191011-83c6a9932646
-	github.com/onsi/ginkgo v1.15.0 // indirect
+	github.com/onsi/gomega v1.12.0 // indirect
-	github.com/onsi/gomega v1.10.5 // indirect
+	github.com/quasoft/memstore v0.0.0-20191010062613-2bce066d2b0b // indirect
-	github.com/sirupsen/logrus v1.8.0
+	github.com/russross/blackfriday/v2 v2.1.0 // indirect
+	github.com/sirupsen/logrus v1.8.1
+	github.com/stretchr/objx v0.3.0 // indirect
 	github.com/stretchr/testify v1.7.0
 	github.com/superseriousbusiness/exifremove v0.0.0-20210330092427-6acd27eac203
 	github.com/superseriousbusiness/oauth2/v4 v4.2.1-0.20210327102222-902aba1ef45f
-	github.com/tidwall/btree v0.4.2 // indirect
+	github.com/tidwall/btree v0.5.0 // indirect
-	github.com/tidwall/buntdb v1.2.0 // indirect
+	github.com/tidwall/buntdb v1.2.3 // indirect
-	github.com/tidwall/pretty v1.1.0 // indirect
+	github.com/ugorji/go v1.2.5 // indirect
 	github.com/urfave/cli/v2 v2.3.0
+	github.com/vmihailenco/msgpack/v5 v5.3.1 // indirect
 	github.com/wagslane/go-password-validator v0.3.0
-	golang.org/x/crypto v0.0.0-20210314154223-e6e6c4f2bb5b
+	go.opentelemetry.io/otel v0.20.0 // indirect
-	golang.org/x/text v0.3.3
+	golang.org/x/crypto v0.0.0-20210506145944-38f3c27a63bf
+	golang.org/x/net v0.0.0-20210510120150-4163338589ed // indirect
+	golang.org/x/sys v0.0.0-20210511113859-b0526f3d8744 // indirect
+	golang.org/x/text v0.3.6
 	gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect
-	gopkg.in/yaml.v2 v2.3.0
+	gopkg.in/yaml.v2 v2.4.0
+	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b // indirect
 )

go.sum

@@ -20,24 +20,33 @@ github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/dgrijalva/jwt-go v3.2.0+incompatible h1:7qlOGliEKZXTDg6OTjfoBKDXWrumCAMpl/TFQ4/5kLM=
 github.com/dgrijalva/jwt-go v3.2.0+incompatible/go.mod h1:E3ru+11k8xSBh+hMPgOLZmtrrCbhqsmaPHjLKYnJCaQ=
-github.com/dsoprea/go-exif v0.0.0-20210131231135-d154f10435cc h1:AuzYp98IFVOi0NU/WcZyGDQ6vAh/zkCjxGD3kt8aLzA=
 github.com/dsoprea/go-exif v0.0.0-20210131231135-d154f10435cc/go.mod h1:lOaOt7+UEppOgyvRy749v3do836U/hw0YVJNjoyPaEs=
+github.com/dsoprea/go-exif v0.0.0-20210428042052-dca55bf8ca15 h1:uqmD+m+8q7afXhhtABSab5ZMWpy0L+Vi7p/SDDNIMbs=
+github.com/dsoprea/go-exif v0.0.0-20210428042052-dca55bf8ca15/go.mod h1:lOaOt7+UEppOgyvRy749v3do836U/hw0YVJNjoyPaEs=
 github.com/dsoprea/go-exif/v2 v2.0.0-20200321225314-640175a69fe4/go.mod h1:Lm2lMM2zx8p4a34ZemkaUV95AnMl4ZvLbCUbwOvLC2E=
-github.com/dsoprea/go-exif/v2 v2.0.0-20200604193436-ca8584a0e1c4 h1:Mg7pY7kxDQD2Bkvr1N+XW4BESSIQ7tTTR7Vv+Gi2CsM=
 github.com/dsoprea/go-exif/v2 v2.0.0-20200604193436-ca8584a0e1c4/go.mod h1:9EXlPeHfblFFnwu5UOqmP2eoZfJyAZ2Ri/Vki33ajO0=
-github.com/dsoprea/go-iptc v0.0.0-20200609062250-162ae6b44feb h1:gwjJjUr6FY7zAWVEueFPrcRHhd9+IK81TcItbqw2du4=
+github.com/dsoprea/go-exif/v2 v2.0.0-20210428042052-dca55bf8ca15 h1:a73ubT6QCaR0G6ZfkA0i3ecR+bB3OFCa9VoKjZT8H24=
+github.com/dsoprea/go-exif/v2 v2.0.0-20210428042052-dca55bf8ca15/go.mod h1:oKrjk2kb3rAR5NbtSTLUMvMSbc+k8ZosI3MaVH47noc=
 github.com/dsoprea/go-iptc v0.0.0-20200609062250-162ae6b44feb/go.mod h1:kYIdx9N9NaOyD7U6D+YtExN7QhRm+5kq7//yOsRXQtM=
-github.com/dsoprea/go-jpeg-image-structure v0.0.0-20210128210355-86b1014917f2 h1:ULCSN6v0WISNbALxomGPXh4dSjRKPW+7+seYoMz8UTc=
+github.com/dsoprea/go-iptc v0.0.0-20200610044640-bc9ca208b413 h1:YDRiMEm32T60Kpm35YzOK9ZHgjsS1Qrid+XskNcsdp8=
+github.com/dsoprea/go-iptc v0.0.0-20200610044640-bc9ca208b413/go.mod h1:kYIdx9N9NaOyD7U6D+YtExN7QhRm+5kq7//yOsRXQtM=
 github.com/dsoprea/go-jpeg-image-structure v0.0.0-20210128210355-86b1014917f2/go.mod h1:ZoOP3yUG0HD1T4IUjIFsz/2OAB2yB4YX6NSm4K+uJRg=
+github.com/dsoprea/go-jpeg-image-structure v0.0.0-20210505113650-8010c634293c h1:g2vhZhMoEz2oqTPT5xV1pvOc93KXMeRsz2dSeVDG0zs=
+github.com/dsoprea/go-jpeg-image-structure v0.0.0-20210505113650-8010c634293c/go.mod h1:ZoOP3yUG0HD1T4IUjIFsz/2OAB2yB4YX6NSm4K+uJRg=
 github.com/dsoprea/go-logging v0.0.0-20190624164917-c4f10aab7696/go.mod h1:Nm/x2ZUNRW6Fe5C3LxdY1PyZY5wmDv/s5dkPJ/VB3iA=
-github.com/dsoprea/go-logging v0.0.0-20200517223158-a10564966e9d h1:F/7L5wr/fP/SKeO5HuMlNEX9Ipyx2MbH2rV9G4zJRpk=
 github.com/dsoprea/go-logging v0.0.0-20200517223158-a10564966e9d/go.mod h1:7I+3Pe2o/YSU88W0hWlm9S22W7XI1JFNJ86U0zPKMf8=
-github.com/dsoprea/go-photoshop-info-format v0.0.0-20200609050348-3db9b63b202c h1:7j5aWACOzROpr+dvMtu8GnI97g9ShLWD72XIELMgn+c=
+github.com/dsoprea/go-logging v0.0.0-20200710184922-b02d349568dd h1:l+vLbuxptsC6VQyQsfD7NnEC8BZuFpz45PgY+pH8YTg=
+github.com/dsoprea/go-logging v0.0.0-20200710184922-b02d349568dd/go.mod h1:7I+3Pe2o/YSU88W0hWlm9S22W7XI1JFNJ86U0zPKMf8=
 github.com/dsoprea/go-photoshop-info-format v0.0.0-20200609050348-3db9b63b202c/go.mod h1:pqKB+ijp27cEcrHxhXVgUUMlSDRuGJJp1E+20Lj5H0E=
-github.com/dsoprea/go-png-image-structure v0.0.0-20200807080309-a98d4e94ac82 h1:RdwKOEEe2ND/JmoKh6I/EQlR9idKJTDOMffPFK6vN2M=
+github.com/dsoprea/go-photoshop-info-format v0.0.0-20200610045659-121dd752914d h1:dg6UMHa50VI01WuPWXPbNJpO8QSyvIF5T5n2IZiqX3A=
+github.com/dsoprea/go-photoshop-info-format v0.0.0-20200610045659-121dd752914d/go.mod h1:pqKB+ijp27cEcrHxhXVgUUMlSDRuGJJp1E+20Lj5H0E=
 github.com/dsoprea/go-png-image-structure v0.0.0-20200807080309-a98d4e94ac82/go.mod h1:aDYQkL/5gfRNZkoxiLTSWU4Y8/gV/4MVsy/MU9uwTak=
-github.com/dsoprea/go-utility v0.0.0-20200512094054-1abbbc781176 h1:CfXezFYb2STGOd1+n1HshvE191zVx+QX3A1nML5xxME=
+github.com/dsoprea/go-png-image-structure v0.0.0-20210428043356-45b892641b59 h1:4CJr4z+gM6jmak9k6vzMWwj+cM8jYSFje+AxTDns1PA=
+github.com/dsoprea/go-png-image-structure v0.0.0-20210428043356-45b892641b59/go.mod h1:aDYQkL/5gfRNZkoxiLTSWU4Y8/gV/4MVsy/MU9uwTak=
 github.com/dsoprea/go-utility v0.0.0-20200512094054-1abbbc781176/go.mod h1:95+K3z2L0mqsVYd6yveIv1lmtT3tcQQ3dVakPySffW8=
+github.com/dsoprea/go-utility v0.0.0-20200711062821-fab8125e9bdf/go.mod h1:95+K3z2L0mqsVYd6yveIv1lmtT3tcQQ3dVakPySffW8=
+github.com/dsoprea/go-utility v0.0.0-20200717064901-2fccff4aa15e h1:ojqYA1mU6LuRm8XzrVOvyfb000y59cbUcu6Wt8sFSAs=
+github.com/dsoprea/go-utility v0.0.0-20200717064901-2fccff4aa15e/go.mod h1:KVK+/Hul09ujXAGq+42UBgCTnXkiJZRnLYdURGjQUwo=
 github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
 github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
 github.com/fasthttp-contrib/websocket v0.0.0-20160511215533-1f3b11f56072/go.mod h1:duJ4Jxv5lDcvg4QuQr0oowTf7dz4/CR8NtyCooz9HL8=
@@ -48,26 +57,30 @@ github.com/fsnotify/fsnotify v1.4.9 h1:hsms1Qyu0jgnwNXIxa+/V/PDsU6CfLf6CNO8H7IWo
 github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ=
 github.com/gavv/httpexpect v2.0.0+incompatible h1:1X9kcRshkSKEjNJJxX9Y9mQ5BRfbxU5kORdjhlA1yX8=
 github.com/gavv/httpexpect v2.0.0+incompatible/go.mod h1:x+9tiU1YnrOvnB725RkpoLv1M62hOWzwo5OXotisrKc=
+github.com/gin-contrib/cors v1.3.1 h1:doAsuITavI4IOcd0Y19U4B+O0dNWihRyX//nn4sEmgA=
+github.com/gin-contrib/cors v1.3.1/go.mod h1:jjEJ4268OPZUcU7k9Pm653S7lXUGcqMADzFA61xsmDk=
 github.com/gin-contrib/sessions v0.0.3 h1:PoBXki+44XdJdlgDqDrY5nDVe3Wk7wDV/UCOuLP6fBI=
 github.com/gin-contrib/sessions v0.0.3/go.mod h1:8C/J6cad3Il1mWYYgtw0w+hqasmpvy25mPkXdOgeB9I=
 github.com/gin-contrib/sse v0.1.0 h1:Y/yl/+YNO8GZSjAhjMsSuLt29uWRFHdHYUb5lYOV9qE=
 github.com/gin-contrib/sse v0.1.0/go.mod h1:RHrZQHXnP2xjPF+u1gW/2HnVO7nvIa9PG3Gm+fLHvGI=
 github.com/gin-gonic/gin v1.5.0/go.mod h1:Nd6IXA8m5kNZdNEHMBd93KT+mdY3+bewLgRvmCsR2Do=
-github.com/gin-gonic/gin v1.6.3 h1:ahKqKTFpO5KTPHxWZjEdPScmYaGtLo8Y4DMHoEsnp14=
+github.com/gin-gonic/gin v1.7.1 h1:qC89GU3p8TvKWMAVhEpmpB2CIb1hnqt2UdKZaP93mS8=
-github.com/gin-gonic/gin v1.6.3/go.mod h1:75u5sXoLsGZoRN5Sgbi1eraJ4GU3++wFwWzhwvtwp4M=
+github.com/gin-gonic/gin v1.7.1/go.mod h1:jD2toBW3GZUr5UMcdrwQA10I7RuaFOl/SGeDjXkfUtY=
 github.com/globalsign/mgo v0.0.0-20181015135952-eeefdecb41b8/go.mod h1:xkRDCp4j0OGD1HRkm4kmhM+pmpv3AKq5SU7GMg4oO/Q=
 github.com/go-errors/errors v1.0.1/go.mod h1:f4zRHt4oKfwPJE5k8C9vpYG+aDHdBFUsgrm6/TyX73Q=
-github.com/go-errors/errors v1.0.2 h1:xMxH9j2fNg/L4hLn/4y3M0IUsn0M6Wbu/Uh9QlOfBh4=
 github.com/go-errors/errors v1.0.2/go.mod h1:psDX2osz5VnTOnFWbDeWwS7yejl+uV3FEWEp4lssFEs=
-github.com/go-fed/activity v1.0.0 h1:j7w3auHZnVCjUcgA1mE+UqSOjFBhvW2Z2res3vNol+o=
+github.com/go-errors/errors v1.2.0 h1:g5NHvR3mlTvaIa23r4xj7JAHlIhdVhOK8rEOGauEMCY=
-github.com/go-fed/activity v1.0.0/go.mod h1:v4QoPaAzjWZ8zN2VFVGL5ep9C02mst0hQYHUpQwso4Q=
+github.com/go-errors/errors v1.2.0/go.mod h1:psDX2osz5VnTOnFWbDeWwS7yejl+uV3FEWEp4lssFEs=
-github.com/go-fed/httpsig v0.1.1-0.20190914113940-c2de3672e5b5 h1:WLvFZqoXnuVTBKA6U/1FnEHNQ0Rq0QM0rGhY8Tx6R1g=
+github.com/go-fed/activity v1.0.1-0.20210426194615-e0de0863dcc1 h1:go9MogQW0eTLwdOs/ZfNCGpwUkVcr7IMUbI3u8wYQxw=
+github.com/go-fed/activity v1.0.1-0.20210426194615-e0de0863dcc1/go.mod h1:v4QoPaAzjWZ8zN2VFVGL5ep9C02mst0hQYHUpQwso4Q=
 github.com/go-fed/httpsig v0.1.1-0.20190914113940-c2de3672e5b5/go.mod h1:T56HUNYZUQ1AGUzhAYPugZfp36sKApVnGBgKlIY+aIE=
+github.com/go-fed/httpsig v1.1.0 h1:9M+hb0jkEICD8/cAiNqEB66R87tTINszBRTjwjQzWcI=
+github.com/go-fed/httpsig v1.1.0/go.mod h1:RCMrTZvN1bJYtofsG4rd5NaO5obxQ5xBkdiS7xsT7bM=
 github.com/go-pg/pg/extra/pgdebug v0.2.0 h1:t62UhMiV6KYAxSWojwIJiyX06TdepkzCeIzdeb00184=
 github.com/go-pg/pg/extra/pgdebug v0.2.0/go.mod h1:KmW//PLshMAQunfInLv9mFIbYXuGplOY9bc6qo3CaY0=
 github.com/go-pg/pg/v10 v10.6.2/go.mod h1:BfgPoQnD2wXNd986RYEHzikqv9iE875PrFaZ9vXvtNM=
-github.com/go-pg/pg/v10 v10.8.0 h1:7L1VmOwW/VMmPtz5K3TWWMdM68MDgRs8Yb3c3NTMNgI=
+github.com/go-pg/pg/v10 v10.9.1 h1:kU4t84zWGGaU0Qsu49FbNtToUVrlSTkNOngW8aQmwvk=
-github.com/go-pg/pg/v10 v10.8.0/go.mod h1:0ZZA18+5xlUPvKjlDxoMyU79ZSuJtI+EeM2/GEd4RVo=
+github.com/go-pg/pg/v10 v10.9.1/go.mod h1:rgmTPgHgl5EN2CNKKoMwC7QT62t8BqsdpEkUQuiZMQs=
 github.com/go-pg/zerochecker v0.2.0 h1:pp7f72c3DobMWOb2ErtZsnrPaSvHd2W4o9//8HtF4mU=
 github.com/go-pg/zerochecker v0.2.0/go.mod h1:NJZ4wKL0NmTtz0GKCoJ8kym6Xn/EQzXRl2OnAe7MmDo=
 github.com/go-playground/assert/v2 v2.0.1 h1:MsBgLAaY856+nPRTKrp3/OZK38U/wa0CcBYNjji3q3A=
@@ -78,20 +91,23 @@ github.com/go-playground/locales v0.13.0/go.mod h1:taPMhCMXrRLJO55olJkUXHZBHCxTM
 github.com/go-playground/universal-translator v0.16.0/go.mod h1:1AnU7NaIRDWWzGEKwgtJRd2xk99HeFyHw3yid4rvQIY=
 github.com/go-playground/universal-translator v0.17.0 h1:icxd5fm+REJzpZx7ZfpaD876Lmtgy7VtROAbHHXk8no=
 github.com/go-playground/universal-translator v0.17.0/go.mod h1:UkSxE5sNxxRwHyU+Scu5vgOQjsIJAF8j9muTVoKLVtA=
-github.com/go-playground/validator/v10 v10.2.0 h1:KgJ0snyC2R9VXYN2rneOtQcw5aHQB1Vv0sFl1UcHBOY=
+github.com/go-playground/validator/v10 v10.4.1/go.mod h1:nlOn6nFhuKACm19sB/8EGNn9GlaMV7XkbRSipzJ0Ii4=
-github.com/go-playground/validator/v10 v10.2.0/go.mod h1:uOYAAleCW8F/7oMFd6aG0GOhaH6EGOAJShg8Id5JGkI=
+github.com/go-playground/validator/v10 v10.6.0 h1:UGIt4xR++fD9QrBOoo/ascJfGe3AGHEB9s6COnss4Rk=
+github.com/go-playground/validator/v10 v10.6.0/go.mod h1:xm76BBt941f7yWdGnI2DVPFFg1UK3YY04qifoXU3lOk=
+github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0/go.mod h1:fyg7847qk6SyHyPtNmDHnmrv/HOrqktSC+C9fM+CJOE=
 github.com/go-test/deep v1.0.1 h1:UQhStjbkDClarlmv0am7OXXO4/GaPdCGiUiMTvi28sg=
 github.com/go-test/deep v1.0.1/go.mod h1:wGDj63lr65AM2AQyKZd/NYHGb0R+1RLqB8NKt3aSFNA=
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@@ -104,8 +120,10 @@ github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:W
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@@ -113,8 +131,8 @@ github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMyw
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@@ -128,8 +146,9 @@ github.com/gorilla/context v1.1.1/go.mod h1:kBGZzfjB9CEq2AlWe17Uuf7NDRt0dE0s8S51
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@@ -141,8 +160,9 @@ github.com/jessevdk/go-flags v1.4.0/go.mod h1:4FA24M0QyGHXBuZZK/XkWh8h0e1EYbRYJS
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@@ -157,10 +177,9 @@ github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
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@@ -177,39 +196,42 @@ github.com/moul/http2curl v1.0.0/go.mod h1:8UbvGypXm98wA/IqH45anm5Y2Z6ep6O31QGOA
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@@ -222,26 +244,25 @@ github.com/superseriousbusiness/exifremove v0.0.0-20210330092427-6acd27eac203/go
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@@ -252,10 +273,12 @@ github.com/tidwall/tinyqueue v0.1.1 h1:SpNEvEggbpyN5DIReaJ2/1ndroY8iyEGxPYxoSaym
 github.com/tidwall/tinyqueue v0.1.1/go.mod h1:O/QNHwrnjqr6IHItYrzoHAKYhBkLI67Q096fQP5zMYw=
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@@ -267,8 +290,9 @@ github.com/vmihailenco/bufpool v0.1.11 h1:gOq2WmBrq0i2yW5QJ16ykccQ4wH9UyEsgLm6cz
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-github.com/vmihailenco/msgpack/v5 v5.2.0 h1:ZhIAtVUP1mme8GIlpiAnmTzjSWMexA/uNF2We85DR0w=
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@@ -291,23 +315,27 @@ github.com/yudai/golcs v0.0.0-20170316035057-ecda9a501e82/go.mod h1:lgjkn3NuSvDf
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@@ -333,10 +361,10 @@ golang.org/x/net v0.0.0-20200625001655-4c5254603344/go.mod h1:/O7V0waA8r7cgGh81R
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@@ -361,20 +389,22 @@ golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7w
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+golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190226205152-f727befe758c/go.mod h1:9Yl7xja0Znq3iFh3HoIrodX9oNMXvdceNzlUR8zjMvY=
 golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
 golang.org/x/tools v0.0.0-20190328211700-ab21143f2384/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
-golang.org/x/tools v0.0.0-20190425150028-36563e24a262/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
 golang.org/x/tools v0.0.0-20190524140312-2c0ae7006135/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
 golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.0.0-20201224043029-2b0845dc783e/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
@@ -401,8 +431,10 @@ google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzi
 google.golang.org/protobuf v1.22.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
 google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
 google.golang.org/protobuf v1.23.1-0.20200526195155-81db48ad09cc/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
-google.golang.org/protobuf v1.25.0 h1:Ejskq+SyPohKW+1uil0JJMtmHCgJPJ/qWTxr8qp+R4c=
 google.golang.org/protobuf v1.25.0/go.mod h1:9JNX74DMeImyA3h4bdi1ymwjUzf21/xIlbajtzgsN7c=
+google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
+google.golang.org/protobuf v1.26.0 h1:bxAC2xTBsZGibn2RTntX0oH50xLsqy1OxA9tTL3p/lk=
+google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
@@ -419,11 +451,13 @@ gopkg.in/yaml.v2 v2.2.3/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.7/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v2 v2.3.0 h1:clyUAQHOM3G0M3f5vQj7LuJrETvjVot3Z5el9nffUtU=
 gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
+gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-gopkg.in/yaml.v3 v3.0.0-20200615113413-eeeca48fe776 h1:tQIYjPdBoyREyB9XMu+nnTclpTYkz2zFM+lzLJFO4gQ=
 gopkg.in/yaml.v3 v3.0.0-20200615113413-eeeca48fe776/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b h1:h8qDotaEPuJATrMmW04NCwg7v22aHH28wwpauUhK9Oo=
+gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 mellium.im/sasl v0.2.1 h1:nspKSRg7/SyO0cRGY71OkfHab8tf9kCts6a6oTDut0w=

internal/api/client/auth/auth_test.go

@@ -28,6 +28,7 @@ import (
 	"github.com/stretchr/testify/suite"
 	"github.com/superseriousbusiness/gotosocial/internal/config"
 	"github.com/superseriousbusiness/gotosocial/internal/db"
+	"github.com/superseriousbusiness/gotosocial/internal/db/pg"
 	"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
 	"github.com/superseriousbusiness/gotosocial/internal/oauth"
 	"golang.org/x/crypto/bcrypt"
@@ -103,7 +104,7 @@ func (suite *AuthTestSuite) SetupTest() {
 
 	log := logrus.New()
 	log.SetLevel(logrus.TraceLevel)
-	db, err := db.NewPostgresService(context.Background(), suite.config, log)
+	db, err := pg.NewPostgresService(context.Background(), suite.config, log)
 	if err != nil {
 		logrus.Panicf("error creating database connection: %s", err)
 	}

internal/api/client/auth/middleware.go

@@ -33,7 +33,7 @@ func (m *Module) OauthTokenMiddleware(c *gin.Context) {
 	l := m.log.WithField("func", "OauthTokenMiddleware")
 	l.Trace("entering OauthTokenMiddleware")
 
-	ti, err := m.server.ValidationBearerToken(c.Request)
+	ti, err := m.server.ValidationBearerToken(c.Copy().Request)
 	if err != nil {
 		l.Tracef("could not validate token: %s", err)
 		return
@@ -74,4 +74,5 @@ func (m *Module) OauthTokenMiddleware(c *gin.Context) {
 		c.Set(oauth.SessionAuthorizedApplication, app)
 		l.Tracef("set gin context %s to %+v", oauth.SessionAuthorizedApplication, app)
 	}
+	c.Next()
 }

internal/api/client/auth/token.go

@@ -20,16 +20,46 @@ package auth
 
 import (
 	"net/http"
+	"net/url"
 
 	"github.com/gin-gonic/gin"
 )
 
+type tokenBody struct {
+	ClientID     *string `form:"client_id" json:"client_id" xml:"client_id"`
+	ClientSecret *string `form:"client_secret" json:"client_secret" xml:"client_secret"`
+	Code         *string `form:"code" json:"code" xml:"code"`
+	GrantType    *string `form:"grant_type" json:"grant_type" xml:"grant_type"`
+	RedirectURI  *string `form:"redirect_uri" json:"redirect_uri" xml:"redirect_uri"`
+}
+
 // TokenPOSTHandler should be served as a POST at https://example.org/oauth/token
 // The idea here is to serve an oauth access token to a user, which can be used for authorizing against non-public APIs.
 // See https://docs.joinmastodon.org/methods/apps/oauth/#obtain-a-token
 func (m *Module) TokenPOSTHandler(c *gin.Context) {
 	l := m.log.WithField("func", "TokenPOSTHandler")
 	l.Trace("entered TokenPOSTHandler")
+
+	form := &tokenBody{}
+	if err := c.ShouldBind(form); err == nil {
+		c.Request.Form = url.Values{}
+		if form.ClientID != nil {
+			c.Request.Form.Set("client_id", *form.ClientID)
+		}
+		if form.ClientSecret != nil {
+			c.Request.Form.Set("client_secret", *form.ClientSecret)
+		}
+		if form.Code != nil {
+			c.Request.Form.Set("code", *form.Code)
+		}
+		if form.GrantType != nil {
+			c.Request.Form.Set("grant_type", *form.GrantType)
+		}
+		if form.RedirectURI != nil {
+			c.Request.Form.Set("redirect_uri", *form.RedirectURI)
+		}
+	}
+
 	if err := m.server.HandleTokenRequest(c.Writer, c.Request); err != nil {
 		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
 	}

internal/api/client/followrequest/accept.go

@@ -0,0 +1,57 @@
+/*
+   GoToSocial
+   Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU Affero General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU Affero General Public License for more details.
+
+   You should have received a copy of the GNU Affero General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+package followrequest
+
+import (
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+	"github.com/superseriousbusiness/gotosocial/internal/oauth"
+)
+
+// FollowRequestAcceptPOSTHandler deals with follow request accepting. It should be served at
+// /api/v1/follow_requests/:id/authorize
+func (m *Module) FollowRequestAcceptPOSTHandler(c *gin.Context) {
+	l := m.log.WithField("func", "statusCreatePOSTHandler")
+	authed, err := oauth.Authed(c, true, true, true, true)
+	if err != nil {
+		l.Debugf("couldn't auth: %s", err)
+		c.JSON(http.StatusForbidden, gin.H{"error": err.Error()})
+		return
+	}
+
+	if authed.User.Disabled || !authed.User.Approved || !authed.Account.SuspendedAt.IsZero() {
+		l.Debugf("couldn't auth: %s", err)
+		c.JSON(http.StatusForbidden, gin.H{"error": "account is disabled, not yet approved, or suspended"})
+		return
+	}
+
+	originAccountID := c.Param(IDKey)
+	if originAccountID == "" {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "no follow request origin account id provided"})
+		return
+	}
+
+	if errWithCode := m.processor.FollowRequestAccept(authed, originAccountID); errWithCode != nil {
+		l.Debug(errWithCode.Error())
+		c.JSON(errWithCode.Code(), gin.H{"error": errWithCode.Safe()})
+		return
+	}
+	c.Status(http.StatusOK)
+}

internal/api/client/followrequest/deny.go

@@ -16,6 +16,12 @@
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-package db_test
+package followrequest
 
-// TODO: write tests for postgres
+import "github.com/gin-gonic/gin"
+
+// FollowRequestDenyPOSTHandler deals with follow request rejection. It should be served at
+// /api/v1/follow_requests/:id/reject
+func (m *Module) FollowRequestDenyPOSTHandler(c *gin.Context) {
+
+}

internal/api/client/followrequest/followrequest.go

@@ -0,0 +1,68 @@
+/*
+   GoToSocial
+   Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU Affero General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU Affero General Public License for more details.
+
+   You should have received a copy of the GNU Affero General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+package followrequest
+
+import (
+	"net/http"
+
+	"github.com/sirupsen/logrus"
+	"github.com/superseriousbusiness/gotosocial/internal/api"
+	"github.com/superseriousbusiness/gotosocial/internal/config"
+	"github.com/superseriousbusiness/gotosocial/internal/message"
+	"github.com/superseriousbusiness/gotosocial/internal/router"
+)
+
+const (
+	// IDKey is for status UUIDs
+	IDKey = "id"
+	// BasePath is the base path for serving the follow request API
+	BasePath = "/api/v1/follow_requests"
+	// BasePathWithID is just the base path with the ID key in it.
+	// Use this anywhere you need to know the ID of the follow request being queried.
+	BasePathWithID = BasePath + "/:" + IDKey
+
+	// AcceptPath is used for accepting follow requests
+	AcceptPath = BasePathWithID + "/authorize"
+	// DenyPath is used for denying follow requests
+	DenyPath = BasePathWithID + "/reject"
+)
+
+// Module implements the ClientAPIModule interface for every related to interacting with follow requests
+type Module struct {
+	config    *config.Config
+	processor message.Processor
+	log       *logrus.Logger
+}
+
+// New returns a new follow request module
+func New(config *config.Config, processor message.Processor, log *logrus.Logger) api.ClientModule {
+	return &Module{
+		config:    config,
+		processor: processor,
+		log:       log,
+	}
+}
+
+// Route attaches all routes from this module to the given router
+func (m *Module) Route(r router.Router) error {
+	r.AttachHandler(http.MethodGet, BasePath, m.FollowRequestGETHandler)
+	r.AttachHandler(http.MethodPost, AcceptPath, m.FollowRequestAcceptPOSTHandler)
+	r.AttachHandler(http.MethodPost, DenyPath, m.FollowRequestDenyPOSTHandler)
+	return nil
+}

internal/api/client/followrequest/get.go

@@ -0,0 +1,51 @@
+/*
+   GoToSocial
+   Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU Affero General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU Affero General Public License for more details.
+
+   You should have received a copy of the GNU Affero General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+package followrequest
+
+import (
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+	"github.com/superseriousbusiness/gotosocial/internal/oauth"
+)
+
+// FollowRequestGETHandler allows clients to get a list of their incoming follow requests.
+func (m *Module) FollowRequestGETHandler(c *gin.Context) {
+	l := m.log.WithField("func", "statusCreatePOSTHandler")
+	authed, err := oauth.Authed(c, true, true, true, true)
+	if err != nil {
+		l.Debugf("couldn't auth: %s", err)
+		c.JSON(http.StatusForbidden, gin.H{"error": err.Error()})
+		return
+	}
+
+	if authed.User.Disabled || !authed.User.Approved || !authed.Account.SuspendedAt.IsZero() {
+		l.Debugf("couldn't auth: %s", err)
+		c.JSON(http.StatusForbidden, gin.H{"error": "account is disabled, not yet approved, or suspended"})
+		return
+	}
+
+	accts, errWithCode := m.processor.FollowRequestsGet(authed)
+	if errWithCode != nil {
+		c.JSON(errWithCode.Code(), gin.H{"error": errWithCode.Safe()})
+		return
+	}
+
+	c.JSON(http.StatusOK, accts)
+}

internal/api/client/instance/instance.go

@@ -11,7 +11,7 @@ import (
 )
 
 const (
-	// InstanceInformationPath
+	// InstanceInformationPath is for serving instance info requests
 	InstanceInformationPath = "api/v1/instance"
 )
 

internal/api/client/instance/instanceget.go

@@ -6,6 +6,7 @@ import (
 	"github.com/gin-gonic/gin"
 )
 
+// InstanceInformationGETHandler is for serving instance information at /api/v1/instance
 func (m *Module) InstanceInformationGETHandler(c *gin.Context) {
 	l := m.log.WithField("func", "InstanceInformationGETHandler")
 

internal/api/client/media/media.go

@@ -33,8 +33,10 @@ import (
 
 // BasePath is the base API path for making media requests
 const BasePath = "/api/v1/media"
+
 // IDKey is the key for media attachment IDs
 const IDKey = "id"
+
 // BasePathWithID corresponds to a media attachment with the given ID
 const BasePathWithID = BasePath + "/:" + IDKey
 

internal/api/client/media/mediacreate.go

@@ -35,30 +35,32 @@ func (m *Module) MediaCreatePOSTHandler(c *gin.Context) {
 	authed, err := oauth.Authed(c, true, true, true, true) // posting new media is serious business so we want *everything*
 	if err != nil {
 		l.Debugf("couldn't auth: %s", err)
-		c.JSON(http.StatusForbidden, gin.H{"error": err.Error()})
+		c.JSON(http.StatusUnauthorized, gin.H{"error": err.Error()})
 		return
 	}
 
 	// extract the media create form from the request context
 	l.Tracef("parsing request form: %s", c.Request.Form)
-	var form model.AttachmentRequest
+	form := &model.AttachmentRequest{}
 	if err := c.ShouldBind(&form); err != nil {
-		l.Debugf("could not parse form from request: %s", err)
+		l.Debugf("error parsing form: %s", err)
-		c.JSON(http.StatusBadRequest, gin.H{"error": "missing one or more required form values"})
+		c.JSON(http.StatusBadRequest, gin.H{"error": fmt.Errorf("could not parse form: %s", err)})
 		return
 	}
 
 	// Give the fields on the request form a first pass to make sure the request is superficially valid.
 	l.Tracef("validating form %+v", form)
-	if err := validateCreateMedia(&form, m.config.MediaConfig); err != nil {
+	if err := validateCreateMedia(form, m.config.MediaConfig); err != nil {
 		l.Debugf("error validating form: %s", err)
-		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		c.JSON(http.StatusUnprocessableEntity, gin.H{"error": err.Error()})
 		return
 	}
 
-	mastoAttachment, err := m.processor.MediaCreate(authed, &form)
+	l.Debug("calling processor media create func")
+	mastoAttachment, err := m.processor.MediaCreate(authed, form)
 	if err != nil {
-		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		l.Debugf("error creating attachment: %s", err)
+		c.JSON(http.StatusUnprocessableEntity, gin.H{"error": err.Error()})
 		return
 	}
 
@@ -67,7 +69,7 @@ func (m *Module) MediaCreatePOSTHandler(c *gin.Context) {
 
 func validateCreateMedia(form *model.AttachmentRequest, config *config.MediaConfig) error {
 	// check there actually is a file attached and it's not size 0
-	if form.File == nil || form.File.Size == 0 {
+	if form.File == nil {
 		return errors.New("no attachment given")
 	}
 

internal/api/model/application.go

@@ -43,13 +43,13 @@ type Application struct {
 // And here: https://docs.joinmastodon.org/client/token/
 type ApplicationCreateRequest struct {
 	// A name for your application
-	ClientName string `form:"client_name" binding:"required"`
+	ClientName string `form:"client_name" json:"client_name" xml:"client_name" binding:"required"`
 	// Where the user should be redirected after authorization.
 	// To display the authorization code to the user instead of redirecting
 	// to a web page, use urn:ietf:wg:oauth:2.0:oob in this parameter.
-	RedirectURIs string `form:"redirect_uris" binding:"required"`
+	RedirectURIs string `form:"redirect_uris" json:"redirect_uris" xml:"redirect_uris" binding:"required"`
 	// Space separated list of scopes. If none is provided, defaults to read.
-	Scopes string `form:"scopes"`
+	Scopes string `form:"scopes" json:"scopes" xml:"scopes"`
 	// A URL to the homepage of your app
-	Website string `form:"website"`
+	Website string `form:"website" json:"website" xml:"website"`
 }

internal/api/model/attachment.go

@@ -24,11 +24,11 @@ import "mime/multipart"
 // See: https://docs.joinmastodon.org/methods/statuses/media/
 type AttachmentRequest struct {
 	File        *multipart.FileHeader `form:"file" binding:"required"`
-	Description string                `form:"description" json:"description" xml:"description"`
+	Description string                `form:"description"`
-	Focus       string                `form:"focus" json:"focus" xml:"focus"`
+	Focus       string                `form:"focus"`
 }
 
-// AttachmentRequest represents the form data parameters submitted by a client during a media update/PUT request.
+// AttachmentUpdateRequest represents the form data parameters submitted by a client during a media update/PUT request.
 // See: https://docs.joinmastodon.org/methods/statuses/media/
 type AttachmentUpdateRequest struct {
 	Description *string `form:"description" json:"description" xml:"description"`
@@ -63,7 +63,7 @@ type Attachment struct {
 	// See https://docs.joinmastodon.org/methods/statuses/media/#focal-points points for more.
 	Meta MediaMeta `json:"meta,omitempty"`
 	// Alternate text that describes what is in the media attachment, to be used for the visually impaired or when media attachments do not load.
-	Description string `json:"description"`
+	Description string `json:"description,omitempty"`
 	// A hash computed by the BlurHash algorithm, for generating colorful preview thumbnails when media has not been downloaded yet.
 	// See https://github.com/woltapp/blurhash
 	Blurhash string `json:"blurhash,omitempty"`

internal/api/model/status.go

@@ -119,11 +119,15 @@ const (
 	VisibilityDirect Visibility = "direct"
 )
 
+// AdvancedStatusCreateForm wraps the mastodon status create form along with the GTS advanced
+// visibility settings.
 type AdvancedStatusCreateForm struct {
 	StatusCreateRequest
 	AdvancedVisibilityFlagsForm
 }
 
+// AdvancedVisibilityFlagsForm allows a few more advanced flags to be set on new statuses, in addition
+// to the standard mastodon-compatible ones.
 type AdvancedVisibilityFlagsForm struct {
 	// The gotosocial visibility model
 	VisibilityAdvanced *string `form:"visibility_advanced"`

internal/api/s2s/user/inboxpost.go

@@ -0,0 +1,58 @@
+/*
+   GoToSocial
+   Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU Affero General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU Affero General Public License for more details.
+
+   You should have received a copy of the GNU Affero General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+package user
+
+import (
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+	"github.com/sirupsen/logrus"
+	"github.com/superseriousbusiness/gotosocial/internal/message"
+)
+
+// InboxPOSTHandler deals with incoming POST requests to an actor's inbox.
+// Eg., POST to https://example.org/users/whatever/inbox.
+func (m *Module) InboxPOSTHandler(c *gin.Context) {
+	l := m.log.WithFields(logrus.Fields{
+		"func": "InboxPOSTHandler",
+		"url":  c.Request.RequestURI,
+	})
+
+	requestedUsername := c.Param(UsernameKey)
+	if requestedUsername == "" {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "no username specified in request"})
+		return
+	}
+
+	posted, err := m.processor.InboxPost(c.Request.Context(), c.Writer, c.Request)
+	if err != nil {
+		if withCode, ok := err.(message.ErrorWithCode); ok {
+			l.Debug(withCode.Error())
+			c.JSON(withCode.Code(), withCode.Safe())
+			return
+		}
+		l.Debug(err)
+		c.JSON(http.StatusBadRequest, gin.H{"error": "unable to process request"})
+		return
+	}
+
+	if !posted {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "unable to process request"})
+	}
+}

internal/api/s2s/user/user.go

@@ -38,6 +38,8 @@ const (
 	// Use this anywhere you need to know the username of the user being queried.
 	// Eg https://example.org/users/:username
 	UsersBasePathWithUsername = UsersBasePath + "/:" + UsernameKey
+	// UsersInboxPath is for serving POST requests to a user's inbox with the given username key.
+	UsersInboxPath = UsersBasePathWithUsername + "/" + util.InboxPath
 )
 
 // ActivityPubAcceptHeaders represents the Accept headers mentioned here:
@@ -66,5 +68,6 @@ func New(config *config.Config, processor message.Processor, log *logrus.Logger)
 // Route satisfies the RESTAPIModule interface
 func (m *Module) Route(s router.Router) error {
 	s.AttachHandler(http.MethodGet, UsersBasePathWithUsername, m.UsersGETHandler)
+	s.AttachHandler(http.MethodPost, UsersInboxPath, m.InboxPOSTHandler)
 	return nil
 }

internal/api/s2s/webfinger/webfinger.go

@@ -29,7 +29,7 @@ import (
 )
 
 const (
-	// The base path for serving webfinger lookup requests
+	// WebfingerBasePath is the base path for serving webfinger lookup requests
 	WebfingerBasePath = ".well-known/webfinger"
 )
 

internal/api/security/extraheaders.go

@@ -0,0 +1,8 @@
+package security
+
+import "github.com/gin-gonic/gin"
+
+// ExtraHeaders adds any additional required headers to the response
+func (m *Module) ExtraHeaders(c *gin.Context) {
+	c.Header("Server", "Mastodon")
+}

internal/api/security/security.go

@@ -42,5 +42,6 @@ func New(config *config.Config, log *logrus.Logger) api.ClientModule {
 // Route attaches security middleware to the given router
 func (m *Module) Route(s router.Router) error {
 	s.AttachMiddleware(m.FlocBlock)
+	s.AttachMiddleware(m.ExtraHeaders)
 	return nil
 }

internal/db/db.go

@@ -26,7 +26,10 @@ import (
 	"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
 )
 
-const DBTypePostgres string = "POSTGRES"
+const (
+	// DBTypePostgres represents an underlying POSTGRES database type.
+	DBTypePostgres string = "POSTGRES"
+)
 
 // ErrNoEntries is to be returned from the DB interface when no entries are found for a given query.
 type ErrNoEntries struct{}
@@ -112,6 +115,10 @@ type DB interface {
 		HANDY SHORTCUTS
 	*/
 
+	// AcceptFollowRequest moves a follow request in the database from the follow_requests table to the follows table.
+	// In other words, it should create the follow, and delete the existing follow request.
+	AcceptFollowRequest(originAccountID string, targetAccountID string) error
+
 	// CreateInstanceAccount creates an account in the database with the same username as the instance host value.
 	// Ie., if the instance is hosted at 'example.org' the instance user will have a username of 'example.org'.
 	// This is needed for things like serving files that belong to the instance and not an individual user/account.
@@ -148,6 +155,11 @@ type DB interface {
 	// In case of no entries, a 'no entries' error will be returned
 	GetFollowersByAccountID(accountID string, followers *[]gtsmodel.Follow) error
 
+	// GetFavesByAccountID is a shortcut for the common action of fetching a list of faves made by the given accountID.
+	// The given slice 'faves' will be set to the result of the query, whatever it is.
+	// In case of no entries, a 'no entries' error will be returned
+	GetFavesByAccountID(accountID string, faves *[]gtsmodel.StatusFave) error
+
 	// GetStatusesByAccountID is a shortcut for the common action of fetching a list of statuses produced by accountID.
 	// The given slice 'statuses' will be set to the result of the query, whatever it is.
 	// In case of no entries, a 'no entries' error will be returned

internal/db/pg/pg.go

@@ -16,7 +16,7 @@
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-package db
+package pg
 
 import (
 	"context"
@@ -37,6 +37,8 @@ import (
 	"github.com/google/uuid"
 	"github.com/sirupsen/logrus"
 	"github.com/superseriousbusiness/gotosocial/internal/config"
+	"github.com/superseriousbusiness/gotosocial/internal/db"
+	"github.com/superseriousbusiness/gotosocial/internal/federation"
 	"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
 	"github.com/superseriousbusiness/gotosocial/internal/util"
 	"golang.org/x/crypto/bcrypt"
@@ -53,7 +55,7 @@ type postgresService struct {
 
 // NewPostgresService returns a postgresService derived from the provided config, which implements the go-fed DB interface.
 // Under the hood, it uses https://github.com/go-pg/pg to create and maintain a database connection.
-func NewPostgresService(ctx context.Context, c *config.Config, log *logrus.Logger) (DB, error) {
+func NewPostgresService(ctx context.Context, c *config.Config, log *logrus.Logger) (db.DB, error) {
 	opts, err := derivePGOptions(c)
 	if err != nil {
 		return nil, fmt.Errorf("could not create postgres service: %s", err)
@@ -95,7 +97,7 @@ func NewPostgresService(ctx context.Context, c *config.Config, log *logrus.Logge
 		cancel: cancel,
 	}
 
-	federatingDB := NewFederatingDB(ps, c, log)
+	federatingDB := federation.NewFederatingDB(ps, c, log)
 	ps.federationDB = federatingDB
 
 	// we can confidently return this useable postgres service now
@@ -109,8 +111,8 @@ func NewPostgresService(ctx context.Context, c *config.Config, log *logrus.Logge
 // derivePGOptions takes an application config and returns either a ready-to-use *pg.Options
 // with sensible defaults, or an error if it's not satisfied by the provided config.
 func derivePGOptions(c *config.Config) (*pg.Options, error) {
-	if strings.ToUpper(c.DBConfig.Type) != DBTypePostgres {
+	if strings.ToUpper(c.DBConfig.Type) != db.DBTypePostgres {
-		return nil, fmt.Errorf("expected db type of %s but got %s", DBTypePostgres, c.DBConfig.Type)
+		return nil, fmt.Errorf("expected db type of %s but got %s", db.DBTypePostgres, c.DBConfig.Type)
 	}
 
 	// validate port
@@ -219,7 +221,7 @@ func (ps *postgresService) CreateSchema(ctx context.Context) error {
 func (ps *postgresService) GetByID(id string, i interface{}) error {
 	if err := ps.conn.Model(i).Where("id = ?", id).Select(); err != nil {
 		if err == pg.ErrNoRows {
-			return ErrNoEntries{}
+			return db.ErrNoEntries{}
 		}
 		return err
 
@@ -230,7 +232,7 @@ func (ps *postgresService) GetByID(id string, i interface{}) error {
 func (ps *postgresService) GetWhere(key string, value interface{}, i interface{}) error {
 	if err := ps.conn.Model(i).Where("? = ?", pg.Safe(key), value).Select(); err != nil {
 		if err == pg.ErrNoRows {
-			return ErrNoEntries{}
+			return db.ErrNoEntries{}
 		}
 		return err
 	}
@@ -244,7 +246,7 @@ func (ps *postgresService) GetWhere(key string, value interface{}, i interface{}
 func (ps *postgresService) GetAll(i interface{}) error {
 	if err := ps.conn.Model(i).Select(); err != nil {
 		if err == pg.ErrNoRows {
-			return ErrNoEntries{}
+			return db.ErrNoEntries{}
 		}
 		return err
 	}
@@ -259,7 +261,7 @@ func (ps *postgresService) Put(i interface{}) error {
 func (ps *postgresService) Upsert(i interface{}, conflictColumn string) error {
 	if _, err := ps.conn.Model(i).OnConflict(fmt.Sprintf("(%s) DO UPDATE", conflictColumn)).Insert(); err != nil {
 		if err == pg.ErrNoRows {
-			return ErrNoEntries{}
+			return db.ErrNoEntries{}
 		}
 		return err
 	}
@@ -269,7 +271,7 @@ func (ps *postgresService) Upsert(i interface{}, conflictColumn string) error {
 func (ps *postgresService) UpdateByID(id string, i interface{}) error {
 	if _, err := ps.conn.Model(i).Where("id = ?", id).OnConflict("(id) DO UPDATE").Insert(); err != nil {
 		if err == pg.ErrNoRows {
-			return ErrNoEntries{}
+			return db.ErrNoEntries{}
 		}
 		return err
 	}
@@ -284,7 +286,7 @@ func (ps *postgresService) UpdateOneByID(id string, key string, value interface{
 func (ps *postgresService) DeleteByID(id string, i interface{}) error {
 	if _, err := ps.conn.Model(i).Where("id = ?", id).Delete(); err != nil {
 		if err == pg.ErrNoRows {
-			return ErrNoEntries{}
+			return db.ErrNoEntries{}
 		}
 		return err
 	}
@@ -294,7 +296,7 @@ func (ps *postgresService) DeleteByID(id string, i interface{}) error {
 func (ps *postgresService) DeleteWhere(key string, value interface{}, i interface{}) error {
 	if _, err := ps.conn.Model(i).Where("? = ?", pg.Safe(key), value).Delete(); err != nil {
 		if err == pg.ErrNoRows {
-			return ErrNoEntries{}
+			return db.ErrNoEntries{}
 		}
 		return err
 	}
@@ -305,6 +307,32 @@ func (ps *postgresService) DeleteWhere(key string, value interface{}, i interfac
 	HANDY SHORTCUTS
 */
 
+func (ps *postgresService) AcceptFollowRequest(originAccountID string, targetAccountID string) error {
+	fr := &gtsmodel.FollowRequest{}
+	if err := ps.conn.Model(fr).Where("account_id = ?", originAccountID).Where("target_account_id = ?", targetAccountID).Select(); err != nil {
+		if err == pg.ErrMultiRows {
+			return db.ErrNoEntries{}
+		}
+		return err
+	}
+
+	follow := &gtsmodel.Follow{
+		AccountID:       originAccountID,
+		TargetAccountID: targetAccountID,
+		URI:             fr.URI,
+	}
+
+	if _, err := ps.conn.Model(follow).Insert(); err != nil {
+		return err
+	}
+
+	if _, err := ps.conn.Model(&gtsmodel.FollowRequest{}).Where("account_id = ?", originAccountID).Where("target_account_id = ?", targetAccountID).Delete(); err != nil {
+		return err
+	}
+
+	return nil
+}
+
 func (ps *postgresService) CreateInstanceAccount() error {
 	username := ps.config.Host
 	key, err := rsa.GenerateKey(rand.Reader, 2048)
@@ -365,13 +393,13 @@ func (ps *postgresService) GetAccountByUserID(userID string, account *gtsmodel.A
 	}
 	if err := ps.conn.Model(user).Where("id = ?", userID).Select(); err != nil {
 		if err == pg.ErrNoRows {
-			return ErrNoEntries{}
+			return db.ErrNoEntries{}
 		}
 		return err
 	}
 	if err := ps.conn.Model(account).Where("id = ?", user.AccountID).Select(); err != nil {
 		if err == pg.ErrNoRows {
-			return ErrNoEntries{}
+			return db.ErrNoEntries{}
 		}
 		return err
 	}
@@ -381,7 +409,7 @@ func (ps *postgresService) GetAccountByUserID(userID string, account *gtsmodel.A
 func (ps *postgresService) GetLocalAccountByUsername(username string, account *gtsmodel.Account) error {
 	if err := ps.conn.Model(account).Where("username = ?", username).Where("? IS NULL", pg.Ident("domain")).Select(); err != nil {
 		if err == pg.ErrNoRows {
-			return ErrNoEntries{}
+			return db.ErrNoEntries{}
 		}
 		return err
 	}
@@ -391,7 +419,7 @@ func (ps *postgresService) GetLocalAccountByUsername(username string, account *g
 func (ps *postgresService) GetFollowRequestsForAccountID(accountID string, followRequests *[]gtsmodel.FollowRequest) error {
 	if err := ps.conn.Model(followRequests).Where("target_account_id = ?", accountID).Select(); err != nil {
 		if err == pg.ErrNoRows {
-			return ErrNoEntries{}
+			return nil
 		}
 		return err
 	}
@@ -401,7 +429,7 @@ func (ps *postgresService) GetFollowRequestsForAccountID(accountID string, follo
 func (ps *postgresService) GetFollowingByAccountID(accountID string, following *[]gtsmodel.Follow) error {
 	if err := ps.conn.Model(following).Where("account_id = ?", accountID).Select(); err != nil {
 		if err == pg.ErrNoRows {
-			return ErrNoEntries{}
+			return nil
 		}
 		return err
 	}
@@ -411,7 +439,17 @@ func (ps *postgresService) GetFollowingByAccountID(accountID string, following *
 func (ps *postgresService) GetFollowersByAccountID(accountID string, followers *[]gtsmodel.Follow) error {
 	if err := ps.conn.Model(followers).Where("target_account_id = ?", accountID).Select(); err != nil {
 		if err == pg.ErrNoRows {
-			return ErrNoEntries{}
+			return nil
+		}
+		return err
+	}
+	return nil
+}
+
+func (ps *postgresService) GetFavesByAccountID(accountID string, faves *[]gtsmodel.StatusFave) error {
+	if err := ps.conn.Model(faves).Where("account_id = ?", accountID).Select(); err != nil {
+		if err == pg.ErrNoRows {
+			return nil
 		}
 		return err
 	}
@@ -421,7 +459,7 @@ func (ps *postgresService) GetFollowersByAccountID(accountID string, followers *
 func (ps *postgresService) GetStatusesByAccountID(accountID string, statuses *[]gtsmodel.Status) error {
 	if err := ps.conn.Model(statuses).Where("account_id = ?", accountID).Select(); err != nil {
 		if err == pg.ErrNoRows {
-			return ErrNoEntries{}
+			return db.ErrNoEntries{}
 		}
 		return err
 	}
@@ -438,7 +476,7 @@ func (ps *postgresService) GetStatusesByTimeDescending(accountID string, statuse
 	}
 	if err := q.Select(); err != nil {
 		if err == pg.ErrNoRows {
-			return ErrNoEntries{}
+			return db.ErrNoEntries{}
 		}
 		return err
 	}
@@ -448,7 +486,7 @@ func (ps *postgresService) GetStatusesByTimeDescending(accountID string, statuse
 func (ps *postgresService) GetLastStatusForAccountID(accountID string, status *gtsmodel.Status) error {
 	if err := ps.conn.Model(status).Order("created_at DESC").Limit(1).Where("account_id = ?", accountID).Select(); err != nil {
 		if err == pg.ErrNoRows {
-			return ErrNoEntries{}
+			return db.ErrNoEntries{}
 		}
 		return err
 	}
@@ -574,18 +612,18 @@ func (ps *postgresService) GetHeaderForAccountID(header *gtsmodel.MediaAttachmen
 	acct := &gtsmodel.Account{}
 	if err := ps.conn.Model(acct).Where("id = ?", accountID).Select(); err != nil {
 		if err == pg.ErrNoRows {
-			return ErrNoEntries{}
+			return db.ErrNoEntries{}
 		}
 		return err
 	}
 
 	if acct.HeaderMediaAttachmentID == "" {
-		return ErrNoEntries{}
+		return db.ErrNoEntries{}
 	}
 
 	if err := ps.conn.Model(header).Where("id = ?", acct.HeaderMediaAttachmentID).Select(); err != nil {
 		if err == pg.ErrNoRows {
-			return ErrNoEntries{}
+			return db.ErrNoEntries{}
 		}
 		return err
 	}
@@ -596,18 +634,18 @@ func (ps *postgresService) GetAvatarForAccountID(avatar *gtsmodel.MediaAttachmen
 	acct := &gtsmodel.Account{}
 	if err := ps.conn.Model(acct).Where("id = ?", accountID).Select(); err != nil {
 		if err == pg.ErrNoRows {
-			return ErrNoEntries{}
+			return db.ErrNoEntries{}
 		}
 		return err
 	}
 
 	if acct.AvatarMediaAttachmentID == "" {
-		return ErrNoEntries{}
+		return db.ErrNoEntries{}
 	}
 
 	if err := ps.conn.Model(avatar).Where("id = ?", acct.AvatarMediaAttachmentID).Select(); err != nil {
 		if err == pg.ErrNoRows {
-			return ErrNoEntries{}
+			return db.ErrNoEntries{}
 		}
 		return err
 	}
@@ -645,7 +683,7 @@ func (ps *postgresService) StatusVisible(targetStatus *gtsmodel.Status, targetAc
 	if err := ps.conn.Model(targetUser).Where("account_id = ?", targetAccount.ID).Select(); err != nil {
 		l.Debug("target user could not be selected")
 		if err == pg.ErrNoRows {
-			return false, ErrNoEntries{}
+			return false, db.ErrNoEntries{}
 		}
 		return false, err
 	}

internal/federation/clock.go

@@ -37,6 +37,7 @@ func (c *Clock) Now() time.Time {
 	return time.Now()
 }
 
+// NewClock returns a simple pub.Clock for use in federation interfaces.
 func NewClock() pub.Clock {
 	return &Clock{}
 }

internal/federation/commonbehavior.go

@@ -57,7 +57,7 @@ import (
 // authenticated must be true and error nil. The request will continue
 // to be processed.
 func (f *federator) AuthenticateGetInbox(ctx context.Context, w http.ResponseWriter, r *http.Request) (context.Context, bool, error) {
-	// IMPLEMENTATION NOTE: For GoToSocial, we serve outboxes and inboxes through
+	// IMPLEMENTATION NOTE: For GoToSocial, we serve GETS to outboxes and inboxes through
 	// the CLIENT API, not through the federation API, so we just do nothing here.
 	return nil, false, nil
 }
@@ -82,7 +82,7 @@ func (f *federator) AuthenticateGetInbox(ctx context.Context, w http.ResponseWri
 // authenticated must be true and error nil. The request will continue
 // to be processed.
 func (f *federator) AuthenticateGetOutbox(ctx context.Context, w http.ResponseWriter, r *http.Request) (context.Context, bool, error) {
-	// IMPLEMENTATION NOTE: For GoToSocial, we serve outboxes and inboxes through
+	// IMPLEMENTATION NOTE: For GoToSocial, we serve GETS to outboxes and inboxes through
 	// the CLIENT API, not through the federation API, so we just do nothing here.
 	return nil, false, nil
 }
@@ -96,7 +96,7 @@ func (f *federator) AuthenticateGetOutbox(ctx context.Context, w http.ResponseWr
 // Always called, regardless whether the Federated Protocol or Social
 // API is enabled.
 func (f *federator) GetOutbox(ctx context.Context, r *http.Request) (vocab.ActivityStreamsOrderedCollectionPage, error) {
-	// IMPLEMENTATION NOTE: For GoToSocial, we serve outboxes and inboxes through
+	// IMPLEMENTATION NOTE: For GoToSocial, we serve GETS to outboxes and inboxes through
 	// the CLIENT API, not through the federation API, so we just do nothing here.
 	return nil, nil
 }

internal/federation/federating_db.go

@@ -16,7 +16,7 @@
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-package db
+package federation
 
 import (
 	"context"
@@ -26,10 +26,14 @@ import (
 	"sync"
 
 	"github.com/go-fed/activity/pub"
+	"github.com/go-fed/activity/streams"
 	"github.com/go-fed/activity/streams/vocab"
+	"github.com/google/uuid"
 	"github.com/sirupsen/logrus"
 	"github.com/superseriousbusiness/gotosocial/internal/config"
+	"github.com/superseriousbusiness/gotosocial/internal/db"
 	"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
+	"github.com/superseriousbusiness/gotosocial/internal/typeutils"
 	"github.com/superseriousbusiness/gotosocial/internal/util"
 )
 
@@ -37,17 +41,20 @@ import (
 // It doesn't care what the underlying implementation of the DB interface is, as long as it works.
 type federatingDB struct {
 	locks         *sync.Map
-	db     DB
+	db            db.DB
 	config        *config.Config
 	log           *logrus.Logger
+	typeConverter typeutils.TypeConverter
 }
 
-func NewFederatingDB(db DB, config *config.Config, log *logrus.Logger) pub.Database {
+// NewFederatingDB returns a pub.Database interface using the given database, config, and logger.
+func NewFederatingDB(db db.DB, config *config.Config, log *logrus.Logger) pub.Database {
 	return &federatingDB{
 		locks:         new(sync.Map),
 		db:            db,
 		config:        config,
 		log:           log,
+		typeConverter: typeutils.NewConverter(config, db),
 	}
 }
 
@@ -104,30 +111,42 @@ func (f *federatingDB) Unlock(c context.Context, id *url.URL) error {
 //
 // The library makes this call only after acquiring a lock first.
 func (f *federatingDB) InboxContains(c context.Context, inbox, id *url.URL) (contains bool, err error) {
+	l := f.log.WithFields(
+		logrus.Fields{
+			"func": "InboxContains",
+			"id":   id.String(),
+		},
+	)
+	l.Debugf("entering INBOXCONTAINS function with for inbox %s and id %s", inbox.String(), id.String())
 
 	if !util.IsInboxPath(inbox) {
 		return false, fmt.Errorf("%s is not an inbox URI", inbox.String())
 	}
 
-	if !util.IsStatusesPath(id) {
+	activityI := c.Value(util.APActivity)
-		return false, fmt.Errorf("%s is not a status URI", id.String())
+	if activityI == nil {
+		return false, fmt.Errorf("no activity was set for id %s", id.String())
 	}
-	_, statusID, err := util.ParseStatusesPath(inbox)
+	activity, ok := activityI.(pub.Activity)
-	if err != nil {
+	if !ok || activity == nil {
-		return false, fmt.Errorf("status URI %s was not parseable: %s", id.String(), err)
+		return false, fmt.Errorf("could not parse contextual activity for id %s", id.String())
 	}
 
-	if err := f.db.GetByID(statusID, &gtsmodel.Status{}); err != nil {
+	l.Debugf("activity type %s for id %s", activity.GetTypeName(), id.String())
-		if _, ok := err.(ErrNoEntries); ok {
+
-			// we don't have it
 	return false, nil
-		}
-		// actual error
-		return false, fmt.Errorf("error getting status from db: %s", err)
-	}
 
-	// we must have it
+	// if err := f.db.GetByID(statusID, &gtsmodel.Status{}); err != nil {
-	return true, nil
+	// 	if _, ok := err.(db.ErrNoEntries); ok {
+	// 		// we don't have it
+	// 		return false, nil
+	// 	}
+	// 	// actual error
+	// 	return false, fmt.Errorf("error getting status from db: %s", err)
+	// }
+
+	// // we must have it
+	// return true, nil
 }
 
 // GetInbox returns the first ordered collection page of the outbox at
@@ -135,7 +154,13 @@ func (f *federatingDB) InboxContains(c context.Context, inbox, id *url.URL) (con
 //
 // The library makes this call only after acquiring a lock first.
 func (f *federatingDB) GetInbox(c context.Context, inboxIRI *url.URL) (inbox vocab.ActivityStreamsOrderedCollectionPage, err error) {
-	return nil, nil
+	l := f.log.WithFields(
+		logrus.Fields{
+			"func": "GetInbox",
+		},
+	)
+	l.Debugf("entering GETINBOX function with inboxIRI %s", inboxIRI.String())
+	return streams.NewActivityStreamsOrderedCollectionPage(), nil
 }
 
 // SetInbox saves the inbox value given from GetInbox, with new items
@@ -144,6 +169,12 @@ func (f *federatingDB) GetInbox(c context.Context, inboxIRI *url.URL) (inbox voc
 //
 // The library makes this call only after acquiring a lock first.
 func (f *federatingDB) SetInbox(c context.Context, inbox vocab.ActivityStreamsOrderedCollectionPage) error {
+	l := f.log.WithFields(
+		logrus.Fields{
+			"func": "SetInbox",
+		},
+	)
+	l.Debug("entering SETINBOX function")
 	return nil
 }
 
@@ -151,12 +182,21 @@ func (f *federatingDB) SetInbox(c context.Context, inbox vocab.ActivityStreamsOr
 // the database has an entry for the IRI.
 // The library makes this call only after acquiring a lock first.
 func (f *federatingDB) Owns(c context.Context, id *url.URL) (bool, error) {
+	l := f.log.WithFields(
+		logrus.Fields{
+			"func": "Owns",
+			"id":   id.String(),
+		},
+	)
+	l.Debugf("entering OWNS function with id %s", id.String())
+
 	// if the id host isn't this instance host, we don't own this IRI
 	if id.Host != f.config.Host {
+		l.Debugf("we DO NOT own activity because the host is %s not %s", id.Host, f.config.Host)
 		return false, nil
 	}
 
-	// apparently we own it, so what *is* it?
+	// apparently it belongs to this host, so what *is* it?
 
 	// check if it's a status, eg /users/example_username/statuses/SOME_UUID_OF_A_STATUS
 	if util.IsStatusesPath(id) {
@@ -165,13 +205,14 @@ func (f *federatingDB) Owns(c context.Context, id *url.URL) (bool, error) {
 			return false, fmt.Errorf("error parsing statuses path for url %s: %s", id.String(), err)
 		}
 		if err := f.db.GetWhere("uri", uid, &gtsmodel.Status{}); err != nil {
-			if _, ok := err.(ErrNoEntries); ok {
+			if _, ok := err.(db.ErrNoEntries); ok {
 				// there are no entries for this status
 				return false, nil
 			}
 			// an actual error happened
 			return false, fmt.Errorf("database error fetching status with id %s: %s", uid, err)
 		}
+		l.Debug("we DO own this")
 		return true, nil
 	}
 
@@ -182,13 +223,14 @@ func (f *federatingDB) Owns(c context.Context, id *url.URL) (bool, error) {
 			return false, fmt.Errorf("error parsing statuses path for url %s: %s", id.String(), err)
 		}
 		if err := f.db.GetLocalAccountByUsername(username, &gtsmodel.Account{}); err != nil {
-			if _, ok := err.(ErrNoEntries); ok {
+			if _, ok := err.(db.ErrNoEntries); ok {
 				// there are no entries for this username
 				return false, nil
 			}
 			// an actual error happened
 			return false, fmt.Errorf("database error fetching account with username %s: %s", username, err)
 		}
+		l.Debug("we DO own this")
 		return true, nil
 	}
 
@@ -199,12 +241,20 @@ func (f *federatingDB) Owns(c context.Context, id *url.URL) (bool, error) {
 //
 // The library makes this call only after acquiring a lock first.
 func (f *federatingDB) ActorForOutbox(c context.Context, outboxIRI *url.URL) (actorIRI *url.URL, err error) {
+	l := f.log.WithFields(
+		logrus.Fields{
+			"func":     "ActorForOutbox",
+			"inboxIRI": outboxIRI.String(),
+		},
+	)
+	l.Debugf("entering ACTORFOROUTBOX function with outboxIRI %s", outboxIRI.String())
+
 	if !util.IsOutboxPath(outboxIRI) {
 		return nil, fmt.Errorf("%s is not an outbox URI", outboxIRI.String())
 	}
 	acct := &gtsmodel.Account{}
 	if err := f.db.GetWhere("outbox_uri", outboxIRI.String(), acct); err != nil {
-		if _, ok := err.(ErrNoEntries); ok {
+		if _, ok := err.(db.ErrNoEntries); ok {
 			return nil, fmt.Errorf("no actor found that corresponds to outbox %s", outboxIRI.String())
 		}
 		return nil, fmt.Errorf("db error searching for actor with outbox %s", outboxIRI.String())
@@ -216,12 +266,20 @@ func (f *federatingDB) ActorForOutbox(c context.Context, outboxIRI *url.URL) (ac
 //
 // The library makes this call only after acquiring a lock first.
 func (f *federatingDB) ActorForInbox(c context.Context, inboxIRI *url.URL) (actorIRI *url.URL, err error) {
+	l := f.log.WithFields(
+		logrus.Fields{
+			"func":     "ActorForInbox",
+			"inboxIRI": inboxIRI.String(),
+		},
+	)
+	l.Debugf("entering ACTORFORINBOX function with inboxIRI %s", inboxIRI.String())
+
 	if !util.IsInboxPath(inboxIRI) {
 		return nil, fmt.Errorf("%s is not an inbox URI", inboxIRI.String())
 	}
 	acct := &gtsmodel.Account{}
 	if err := f.db.GetWhere("inbox_uri", inboxIRI.String(), acct); err != nil {
-		if _, ok := err.(ErrNoEntries); ok {
+		if _, ok := err.(db.ErrNoEntries); ok {
 			return nil, fmt.Errorf("no actor found that corresponds to inbox %s", inboxIRI.String())
 		}
 		return nil, fmt.Errorf("db error searching for actor with inbox %s", inboxIRI.String())
@@ -234,12 +292,20 @@ func (f *federatingDB) ActorForInbox(c context.Context, inboxIRI *url.URL) (acto
 //
 // The library makes this call only after acquiring a lock first.
 func (f *federatingDB) OutboxForInbox(c context.Context, inboxIRI *url.URL) (outboxIRI *url.URL, err error) {
+	l := f.log.WithFields(
+		logrus.Fields{
+			"func":     "OutboxForInbox",
+			"inboxIRI": inboxIRI.String(),
+		},
+	)
+	l.Debugf("entering OUTBOXFORINBOX function with inboxIRI %s", inboxIRI.String())
+
 	if !util.IsInboxPath(inboxIRI) {
 		return nil, fmt.Errorf("%s is not an inbox URI", inboxIRI.String())
 	}
 	acct := &gtsmodel.Account{}
 	if err := f.db.GetWhere("inbox_uri", inboxIRI.String(), acct); err != nil {
-		if _, ok := err.(ErrNoEntries); ok {
+		if _, ok := err.(db.ErrNoEntries); ok {
 			return nil, fmt.Errorf("no actor found that corresponds to inbox %s", inboxIRI.String())
 		}
 		return nil, fmt.Errorf("db error searching for actor with inbox %s", inboxIRI.String())
@@ -252,6 +318,14 @@ func (f *federatingDB) OutboxForInbox(c context.Context, inboxIRI *url.URL) (out
 //
 // The library makes this call only after acquiring a lock first.
 func (f *federatingDB) Exists(c context.Context, id *url.URL) (exists bool, err error) {
+	l := f.log.WithFields(
+		logrus.Fields{
+			"func": "Exists",
+			"id":   id.String(),
+		},
+	)
+	l.Debugf("entering EXISTS function with id %s", id.String())
+
 	return false, nil
 }
 
@@ -259,6 +333,22 @@ func (f *federatingDB) Exists(c context.Context, id *url.URL) (exists bool, err
 //
 // The library makes this call only after acquiring a lock first.
 func (f *federatingDB) Get(c context.Context, id *url.URL) (value vocab.Type, err error) {
+	l := f.log.WithFields(
+		logrus.Fields{
+			"func": "Get",
+			"id":   id.String(),
+		},
+	)
+	l.Debug("entering GET function")
+
+	if util.IsUserPath(id) {
+		acct := &gtsmodel.Account{}
+		if err := f.db.GetWhere("uri", id.String(), acct); err != nil {
+			return nil, err
+		}
+		return f.typeConverter.AccountToAS(acct)
+	}
+
 	return nil, nil
 }
 
@@ -275,6 +365,49 @@ func (f *federatingDB) Get(c context.Context, id *url.URL) (value vocab.Type, er
 // Under certain conditions and network activities, Create may be called
 // multiple times for the same ActivityStreams object.
 func (f *federatingDB) Create(c context.Context, asType vocab.Type) error {
+	l := f.log.WithFields(
+		logrus.Fields{
+			"func":   "Create",
+			"asType": asType.GetTypeName(),
+		},
+	)
+	l.Debugf("received CREATE asType %+v", asType)
+
+	switch gtsmodel.ActivityStreamsActivity(asType.GetTypeName()) {
+	case gtsmodel.ActivityStreamsCreate:
+		create, ok := asType.(vocab.ActivityStreamsCreate)
+		if !ok {
+			return errors.New("could not convert type to create")
+		}
+		object := create.GetActivityStreamsObject()
+		for objectIter := object.Begin(); objectIter != object.End(); objectIter = objectIter.Next() {
+			switch gtsmodel.ActivityStreamsObject(objectIter.GetType().GetTypeName()) {
+			case gtsmodel.ActivityStreamsNote:
+				note := objectIter.GetActivityStreamsNote()
+				status, err := f.typeConverter.ASStatusToStatus(note)
+				if err != nil {
+					return fmt.Errorf("error converting note to status: %s", err)
+				}
+				if err := f.db.Put(status); err != nil {
+					return fmt.Errorf("database error inserting status: %s", err)
+				}
+			}
+		}
+	case gtsmodel.ActivityStreamsFollow:
+		follow, ok := asType.(vocab.ActivityStreamsFollow)
+		if !ok {
+			return errors.New("could not convert type to follow")
+		}
+
+		followRequest, err := f.typeConverter.ASFollowToFollowRequest(follow)
+		if err != nil {
+			return fmt.Errorf("could not convert Follow to follow request: %s", err)
+		}
+
+		if err := f.db.Put(followRequest); err != nil {
+			return fmt.Errorf("database error inserting follow request: %s", err)
+		}
+	}
 	return nil
 }
 
@@ -288,6 +421,13 @@ func (f *federatingDB) Create(c context.Context, asType vocab.Type) error {
 //
 // The library makes this call only after acquiring a lock first.
 func (f *federatingDB) Update(c context.Context, asType vocab.Type) error {
+	l := f.log.WithFields(
+		logrus.Fields{
+			"func":   "Update",
+			"asType": asType.GetTypeName(),
+		},
+	)
+	l.Debugf("received UPDATE asType %+v", asType)
 	return nil
 }
 
@@ -298,6 +438,13 @@ func (f *federatingDB) Update(c context.Context, asType vocab.Type) error {
 //
 // The library makes this call only after acquiring a lock first.
 func (f *federatingDB) Delete(c context.Context, id *url.URL) error {
+	l := f.log.WithFields(
+		logrus.Fields{
+			"func": "Delete",
+			"id":   id.String(),
+		},
+	)
+	l.Debugf("received DELETE id %s", id.String())
 	return nil
 }
 
@@ -306,6 +453,13 @@ func (f *federatingDB) Delete(c context.Context, id *url.URL) error {
 //
 // The library makes this call only after acquiring a lock first.
 func (f *federatingDB) GetOutbox(c context.Context, outboxIRI *url.URL) (inbox vocab.ActivityStreamsOrderedCollectionPage, err error) {
+	l := f.log.WithFields(
+		logrus.Fields{
+			"func": "GetOutbox",
+		},
+	)
+	l.Debug("entering GETOUTBOX function")
+
 	return nil, nil
 }
 
@@ -315,6 +469,13 @@ func (f *federatingDB) GetOutbox(c context.Context, outboxIRI *url.URL) (inbox v
 //
 // The library makes this call only after acquiring a lock first.
 func (f *federatingDB) SetOutbox(c context.Context, outbox vocab.ActivityStreamsOrderedCollectionPage) error {
+	l := f.log.WithFields(
+		logrus.Fields{
+			"func": "SetOutbox",
+		},
+	)
+	l.Debug("entering SETOUTBOX function")
+
 	return nil
 }
 
@@ -325,7 +486,15 @@ func (f *federatingDB) SetOutbox(c context.Context, outbox vocab.ActivityStreams
 // The go-fed library will handle setting the 'id' property on the
 // activity or object provided with the value returned.
 func (f *federatingDB) NewID(c context.Context, t vocab.Type) (id *url.URL, err error) {
-	return nil, nil
+	l := f.log.WithFields(
+		logrus.Fields{
+			"func":   "NewID",
+			"asType": t.GetTypeName(),
+		},
+	)
+	l.Debugf("received NEWID request for asType %+v", t)
+
+	return url.Parse(fmt.Sprintf("%s://%s/", f.config.Protocol, uuid.NewString()))
 }
 
 // Followers obtains the Followers Collection for an actor with the
@@ -335,7 +504,39 @@ func (f *federatingDB) NewID(c context.Context, t vocab.Type) (id *url.URL, err
 //
 // The library makes this call only after acquiring a lock first.
 func (f *federatingDB) Followers(c context.Context, actorIRI *url.URL) (followers vocab.ActivityStreamsCollection, err error) {
-	return nil, nil
+	l := f.log.WithFields(
+		logrus.Fields{
+			"func":     "Followers",
+			"actorIRI": actorIRI.String(),
+		},
+	)
+	l.Debugf("entering FOLLOWERS function with actorIRI %s", actorIRI.String())
+
+	acct := &gtsmodel.Account{}
+	if err := f.db.GetWhere("uri", actorIRI.String(), acct); err != nil {
+		return nil, fmt.Errorf("db error getting account with uri %s: %s", actorIRI.String(), err)
+	}
+
+	acctFollowers := []gtsmodel.Follow{}
+	if err := f.db.GetFollowersByAccountID(acct.ID, &acctFollowers); err != nil {
+		return nil, fmt.Errorf("db error getting followers for account id %s: %s", acct.ID, err)
+	}
+
+	followers = streams.NewActivityStreamsCollection()
+	items := streams.NewActivityStreamsItemsProperty()
+	for _, follow := range acctFollowers {
+		gtsFollower := &gtsmodel.Account{}
+		if err := f.db.GetByID(follow.AccountID, gtsFollower); err != nil {
+			return nil, fmt.Errorf("db error getting account id %s: %s", follow.AccountID, err)
+		}
+		uri, err := url.Parse(gtsFollower.URI)
+		if err != nil {
+			return nil, fmt.Errorf("error parsing %s as url: %s", gtsFollower.URI, err)
+		}
+		items.AppendIRI(uri)
+	}
+	followers.SetActivityStreamsItems(items)
+	return
 }
 
 // Following obtains the Following Collection for an actor with the
@@ -344,8 +545,40 @@ func (f *federatingDB) Followers(c context.Context, actorIRI *url.URL) (follower
 // If modified, the library will then call Update.
 //
 // The library makes this call only after acquiring a lock first.
-func (f *federatingDB) Following(c context.Context, actorIRI *url.URL) (followers vocab.ActivityStreamsCollection, err error) {
+func (f *federatingDB) Following(c context.Context, actorIRI *url.URL) (following vocab.ActivityStreamsCollection, err error) {
-	return nil, nil
+	l := f.log.WithFields(
+		logrus.Fields{
+			"func":     "Following",
+			"actorIRI": actorIRI.String(),
+		},
+	)
+	l.Debugf("entering FOLLOWING function with actorIRI %s", actorIRI.String())
+
+	acct := &gtsmodel.Account{}
+	if err := f.db.GetWhere("uri", actorIRI.String(), acct); err != nil {
+		return nil, fmt.Errorf("db error getting account with uri %s: %s", actorIRI.String(), err)
+	}
+
+	acctFollowing := []gtsmodel.Follow{}
+	if err := f.db.GetFollowingByAccountID(acct.ID, &acctFollowing); err != nil {
+		return nil, fmt.Errorf("db error getting following for account id %s: %s", acct.ID, err)
+	}
+
+	following = streams.NewActivityStreamsCollection()
+	items := streams.NewActivityStreamsItemsProperty()
+	for _, follow := range acctFollowing {
+		gtsFollowing := &gtsmodel.Account{}
+		if err := f.db.GetByID(follow.AccountID, gtsFollowing); err != nil {
+			return nil, fmt.Errorf("db error getting account id %s: %s", follow.AccountID, err)
+		}
+		uri, err := url.Parse(gtsFollowing.URI)
+		if err != nil {
+			return nil, fmt.Errorf("error parsing %s as url: %s", gtsFollowing.URI, err)
+		}
+		items.AppendIRI(uri)
+	}
+	following.SetActivityStreamsItems(items)
+	return
 }
 
 // Liked obtains the Liked Collection for an actor with the
@@ -354,6 +587,13 @@ func (f *federatingDB) Following(c context.Context, actorIRI *url.URL) (follower
 // If modified, the library will then call Update.
 //
 // The library makes this call only after acquiring a lock first.
-func (f *federatingDB) Liked(c context.Context, actorIRI *url.URL) (followers vocab.ActivityStreamsCollection, err error) {
+func (f *federatingDB) Liked(c context.Context, actorIRI *url.URL) (liked vocab.ActivityStreamsCollection, err error) {
+	l := f.log.WithFields(
+		logrus.Fields{
+			"func":     "Liked",
+			"actorIRI": actorIRI.String(),
+		},
+	)
+	l.Debugf("entering LIKED function with actorIRI %s", actorIRI.String())
 	return nil, nil
 }

internal/federation/federating_db_test.go

@@ -16,6 +16,6 @@
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-package db
+package federation
 
 // TODO: write tests for pgfed

internal/federation/federatingactor.go

@@ -77,6 +77,13 @@ func (f *federatingActor) PostInbox(c context.Context, w http.ResponseWriter, r
 	return f.actor.PostInbox(c, w, r)
 }
 
+// PostInboxScheme is similar to PostInbox, except clients are able to
+// specify which protocol scheme to handle the incoming request and the
+// data stored within the application (HTTP, HTTPS, etc).
+func (f *federatingActor) PostInboxScheme(c context.Context, w http.ResponseWriter, r *http.Request, scheme string) (bool, error) {
+	return f.actor.PostInboxScheme(c, w, r, scheme)
+}
+
 // GetInbox returns true if the request was handled as an ActivityPub
 // GET to an actor's inbox. If false, the request was not an ActivityPub
 // request and may still be handled by the caller in another way, such
@@ -118,6 +125,13 @@ func (f *federatingActor) PostOutbox(c context.Context, w http.ResponseWriter, r
 	return f.actor.PostOutbox(c, w, r)
 }
 
+// PostOutboxScheme is similar to PostOutbox, except clients are able to
+// specify which protocol scheme to handle the incoming request and the
+// data stored within the application (HTTP, HTTPS, etc).
+func (f *federatingActor) PostOutboxScheme(c context.Context, w http.ResponseWriter, r *http.Request, scheme string) (bool, error) {
+	return f.actor.PostOutboxScheme(c, w, r, scheme)
+}
+
 // GetOutbox returns true if the request was handled as an ActivityPub
 // GET to an actor's outbox. If false, the request was not an
 // ActivityPub request.

internal/federation/federatingprotocol.go

@@ -72,8 +72,49 @@ func (f *federator) PostInboxRequestBodyHook(ctx context.Context, r *http.Reques
 		return nil, err
 	}
 
-	ctxWithActivity := context.WithValue(ctx, util.APActivity, activity)
+	// derefence the actor of the activity already
-	return ctxWithActivity, nil
+	// var requestingActorIRI *url.URL
+	// actorProp := activity.GetActivityStreamsActor()
+	// if actorProp != nil {
+	// 	for i := actorProp.Begin(); i != actorProp.End(); i = i.Next() {
+	// 		if i.IsIRI() {
+	// 			requestingActorIRI = i.GetIRI()
+	// 			break
+	// 		}
+	// 	}
+	// }
+	// if requestingActorIRI != nil {
+
+	// 	requestedAccountI := ctx.Value(util.APAccount)
+	// 	requestedAccount, ok := requestedAccountI.(*gtsmodel.Account)
+	// 	if !ok {
+	// 		return nil, errors.New("requested account was not set on request context")
+	// 	}
+
+	// 	requestingActor := &gtsmodel.Account{}
+	// 	if err := f.db.GetWhere("uri", requestingActorIRI.String(), requestingActor); err != nil {
+	// 		// there's been a proper error so return it
+	// 		if _, ok := err.(db.ErrNoEntries); !ok {
+	// 			return nil, fmt.Errorf("error getting requesting actor with id %s: %s", requestingActorIRI.String(), err)
+	// 		}
+
+	// 		// we don't know this account (yet) so let's dereference it right now
+	// 		person, err := f.DereferenceRemoteAccount(requestedAccount.Username, publicKeyOwnerURI)
+	// 		if err != nil {
+	// 			return ctx, false, fmt.Errorf("error dereferencing account with public key id %s: %s", publicKeyOwnerURI.String(), err)
+	// 		}
+
+	// 		a, err := f.typeConverter.ASRepresentationToAccount(person)
+	// 		if err != nil {
+	// 			return ctx, false, fmt.Errorf("error converting person with public key id %s to account: %s", publicKeyOwnerURI.String(), err)
+	// 		}
+	// 		requestingAccount = a
+	// 	}
+	// }
+
+	// set the activity on the context for use later on
+
+	return context.WithValue(ctx, util.APActivity, activity), nil
 }
 
 // AuthenticatePostInbox delegates the authentication of a POST to an
@@ -100,14 +141,22 @@ func (f *federator) AuthenticatePostInbox(ctx context.Context, w http.ResponseWr
 	})
 	l.Trace("received request to authenticate")
 
-	requestedAccountI := ctx.Value(util.APAccount)
+	if !util.IsInboxPath(r.URL) {
-	if requestedAccountI == nil {
+		return nil, false, fmt.Errorf("path %s was not an inbox path", r.URL.String())
-		return ctx, false, errors.New("requested account not set in context")
 	}
 
-	requestedAccount, ok := requestedAccountI.(*gtsmodel.Account)
+	username, err := util.ParseInboxPath(r.URL)
-	if !ok || requestedAccount == nil {
+	if err != nil {
-		return ctx, false, errors.New("requested account not parsebale from context")
+		return nil, false, fmt.Errorf("could not parse path %s: %s", r.URL.String(), err)
+	}
+
+	if username == "" {
+		return nil, false, errors.New("username was empty")
+	}
+
+	requestedAccount := &gtsmodel.Account{}
+	if err := f.db.GetLocalAccountByUsername(username, requestedAccount); err != nil {
+		return nil, false, fmt.Errorf("could not fetch requested account with username %s: %s", username, err)
 	}
 
 	publicKeyOwnerURI, err := f.AuthenticateFederatedRequest(requestedAccount.Username, r)
@@ -124,7 +173,6 @@ func (f *federator) AuthenticatePostInbox(ctx context.Context, w http.ResponseWr
 		}
 
 		// we don't know this account (yet) so let's dereference it right now
-		// TODO: slow-fed
 		person, err := f.DereferenceRemoteAccount(requestedAccount.Username, publicKeyOwnerURI)
 		if err != nil {
 			return ctx, false, fmt.Errorf("error dereferencing account with public key id %s: %s", publicKeyOwnerURI.String(), err)
@@ -134,12 +182,17 @@ func (f *federator) AuthenticatePostInbox(ctx context.Context, w http.ResponseWr
 		if err != nil {
 			return ctx, false, fmt.Errorf("error converting person with public key id %s to account: %s", publicKeyOwnerURI.String(), err)
 		}
+
+		if err := f.db.Put(a); err != nil {
+			l.Errorf("error inserting dereferenced remote account: %s", err)
+		}
+
 		requestingAccount = a
 	}
 
-	contextWithRequestingAccount := context.WithValue(ctx, util.APRequestingAccount, requestingAccount)
+	withRequester := context.WithValue(ctx, util.APRequestingAccount, requestingAccount)
-
+	withRequested := context.WithValue(withRequester, util.APAccount, requestedAccount)
-	return contextWithRequestingAccount, true, nil
+	return withRequested, true, nil
 }
 
 // Blocked should determine whether to permit a set of actors given by
@@ -156,8 +209,40 @@ func (f *federator) AuthenticatePostInbox(ctx context.Context, w http.ResponseWr
 // Finally, if the authentication and authorization succeeds, then
 // blocked must be false and error nil. The request will continue
 // to be processed.
+//
+// TODO: implement domain block checking here as well
 func (f *federator) Blocked(ctx context.Context, actorIRIs []*url.URL) (bool, error) {
-	// TODO
+	l := f.log.WithFields(logrus.Fields{
+		"func": "Blocked",
+	})
+	l.Debugf("entering BLOCKED function with IRI list: %+v", actorIRIs)
+
+	requestedAccountI := ctx.Value(util.APAccount)
+	requestedAccount, ok := requestedAccountI.(*gtsmodel.Account)
+	if !ok {
+		f.log.Errorf("requested account not set on request context")
+		return false, errors.New("requested account not set on request context, so couldn't determine blocks")
+	}
+
+	for _, uri := range actorIRIs {
+		a := &gtsmodel.Account{}
+		if err := f.db.GetWhere("uri", uri.String(), a); err != nil {
+			_, ok := err.(db.ErrNoEntries)
+			if ok {
+				// we don't have an entry for this account so it's not blocked
+				// TODO: allow a different default to be set for this behavior
+				continue
+			}
+			return false, fmt.Errorf("error getting account with uri %s: %s", uri.String(), err)
+		}
+		blocked, err := f.db.Blocked(requestedAccount.ID, a.ID)
+		if err != nil {
+			return false, fmt.Errorf("error checking account blocks: %s", err)
+		}
+		if blocked {
+			return true, nil
+		}
+	}
 	return false, nil
 }
 
@@ -180,9 +265,40 @@ func (f *federator) Blocked(ctx context.Context, actorIRIs []*url.URL) (bool, er
 //
 // Applications are not expected to handle every single ActivityStreams
 // type and extension. The unhandled ones are passed to DefaultCallback.
-func (f *federator) FederatingCallbacks(ctx context.Context) (pub.FederatingWrappedCallbacks, []interface{}, error) {
+func (f *federator) FederatingCallbacks(ctx context.Context) (wrapped pub.FederatingWrappedCallbacks, other []interface{}, err error) {
-	// TODO
+	l := f.log.WithFields(logrus.Fields{
-	return pub.FederatingWrappedCallbacks{}, nil, nil
+		"func": "FederatingCallbacks",
+	})
+
+	targetAcctI := ctx.Value(util.APAccount)
+	if targetAcctI == nil {
+		l.Error("target account wasn't set on context")
+	}
+	targetAcct, ok := targetAcctI.(*gtsmodel.Account)
+	if !ok {
+		l.Error("target account was set on context but couldn't be parsed")
+	}
+
+	var onFollow pub.OnFollowBehavior = pub.OnFollowAutomaticallyAccept
+	if targetAcct.Locked {
+		onFollow = pub.OnFollowDoNothing
+	}
+
+	wrapped = pub.FederatingWrappedCallbacks{
+		// Follow handles additional side effects for the Follow ActivityStreams
+		// type, specific to the application using go-fed.
+		//
+		// The wrapping function can have one of several default behaviors,
+		// depending on the value of the OnFollow setting.
+		Follow: func(context.Context, vocab.ActivityStreamsFollow) error {
+			return nil
+		},
+		// OnFollow determines what action to take for this particular callback
+		// if a Follow Activity is handled.
+		OnFollow: onFollow,
+	}
+
+	return
 }
 
 // DefaultCallback is called for types that go-fed can deserialize but
@@ -207,7 +323,7 @@ func (f *federator) DefaultCallback(ctx context.Context, activity pub.Activity)
 // Zero or negative numbers indicate infinite recursion.
 func (f *federator) MaxInboxForwardingRecursionDepth(ctx context.Context) int {
 	// TODO
-	return 0
+	return 4
 }
 
 // MaxDeliveryRecursionDepth determines how deep to search within
@@ -217,7 +333,7 @@ func (f *federator) MaxInboxForwardingRecursionDepth(ctx context.Context) int {
 // Zero or negative numbers indicate infinite recursion.
 func (f *federator) MaxDeliveryRecursionDepth(ctx context.Context) int {
 	// TODO
-	return 0
+	return 4
 }
 
 // FilterForwarding allows the implementation to apply business logic
@@ -241,7 +357,7 @@ func (f *federator) FilterForwarding(ctx context.Context, potentialRecipients []
 // Always called, regardless whether the Federated Protocol or Social
 // API is enabled.
 func (f *federator) GetInbox(ctx context.Context, r *http.Request) (vocab.ActivityStreamsOrderedCollectionPage, error) {
-	// IMPLEMENTATION NOTE: For GoToSocial, we serve outboxes and inboxes through
+	// IMPLEMENTATION NOTE: For GoToSocial, we serve GETS to outboxes and inboxes through
 	// the CLIENT API, not through the federation API, so we just do nothing here.
 	return nil, nil
 }

internal/gotosocial/actions.go

@@ -34,6 +34,7 @@ import (
 	"github.com/superseriousbusiness/gotosocial/internal/api/client/app"
 	"github.com/superseriousbusiness/gotosocial/internal/api/client/auth"
 	"github.com/superseriousbusiness/gotosocial/internal/api/client/fileserver"
+	"github.com/superseriousbusiness/gotosocial/internal/api/client/followrequest"
 	"github.com/superseriousbusiness/gotosocial/internal/api/client/instance"
 	mediaModule "github.com/superseriousbusiness/gotosocial/internal/api/client/media"
 	"github.com/superseriousbusiness/gotosocial/internal/api/client/status"
@@ -41,7 +42,7 @@ import (
 	"github.com/superseriousbusiness/gotosocial/internal/api/s2s/webfinger"
 	"github.com/superseriousbusiness/gotosocial/internal/api/security"
 	"github.com/superseriousbusiness/gotosocial/internal/config"
-	"github.com/superseriousbusiness/gotosocial/internal/db"
+	"github.com/superseriousbusiness/gotosocial/internal/db/pg"
 	"github.com/superseriousbusiness/gotosocial/internal/federation"
 	"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
 	"github.com/superseriousbusiness/gotosocial/internal/media"
@@ -78,7 +79,7 @@ var models []interface{} = []interface{}{
 
 // Run creates and starts a gotosocial server
 var Run action.GTSAction = func(ctx context.Context, c *config.Config, log *logrus.Logger) error {
-	dbService, err := db.NewPostgresService(ctx, c, log)
+	dbService, err := pg.NewPostgresService(ctx, c, log)
 	if err != nil {
 		return fmt.Errorf("error creating dbservice: %s", err)
 	}
@@ -111,6 +112,7 @@ var Run action.GTSAction = func(ctx context.Context, c *config.Config, log *logr
 	accountModule := account.New(c, processor, log)
 	instanceModule := instance.New(c, processor, log)
 	appsModule := app.New(c, processor, log)
+	followRequestsModule := followrequest.New(c, processor, log)
 	webfingerModule := webfinger.New(c, processor, log)
 	usersModule := user.New(c, processor, log)
 	mm := mediaModule.New(c, processor, log)
@@ -128,6 +130,7 @@ var Run action.GTSAction = func(ctx context.Context, c *config.Config, log *logr
 		accountModule,
 		instanceModule,
 		appsModule,
+		followRequestsModule,
 		mm,
 		fileServerModule,
 		adminModule,

internal/gtsmodel/account.go

@@ -76,15 +76,15 @@ type Account struct {
 	*/
 
 	// Does this account need an approval for new followers?
-	Locked bool `pg:",default:true"`
+	Locked bool `pg:",default:'true'"`
 	// Should this account be shown in the instance's profile directory?
 	Discoverable bool
 	// Default post privacy for this account
 	Privacy Visibility
 	// Set posts from this account to sensitive by default?
-	Sensitive bool `pg:",default:false"`
+	Sensitive bool `pg:",default:'false'"`
 	// What language does this account post in?
-	Language string `pg:",default:en"`
+	Language string `pg:",default:'en'"`
 
 	/*
 		ACTIVITYPUB THINGS

internal/gtsmodel/mention.go

@@ -30,10 +30,22 @@ type Mention struct {
 	CreatedAt time.Time `pg:"type:timestamp,notnull,default:now()"`
 	// When was this mention last updated?
 	UpdatedAt time.Time `pg:"type:timestamp,notnull,default:now()"`
-	// Who created this mention?
+	// What's the internal account ID of the originator of the mention?
 	OriginAccountID string `pg:",notnull"`
-	// Who does this mention target?
+	// What's the AP URI of the originator of the mention?
+	OriginAccountURI string `pg:",notnull"`
+	// What's the internal account ID of the mention target?
 	TargetAccountID string `pg:",notnull"`
 	// Prevent this mention from generating a notification?
 	Silent bool
+	// NameString is for putting in the namestring of the mentioned user
+	// before the mention is dereferenced. Should be in a form along the lines of:
+	// @whatever_username@example.org
+	//
+	// This will not be put in the database, it's just for convenience.
+	NameString string `pg:"-"`
+	// MentionedAccountURI is the AP ID (uri) of the user mentioned.
+	//
+	// This will not be put in the database, it's just for convenience.
+	MentionedAccountURI string `pg:"-"`
 }

internal/gtsmodel/status.go

@@ -71,12 +71,14 @@ type Status struct {
 	Text string
 
 	/*
-		NON-DATABASE FIELDS
+		INTERNAL MODEL NON-DATABASE FIELDS
 
 		These are for convenience while passing the status around internally,
 		but these fields should *never* be put in the db.
 	*/
 
+	// Account that created this status
+	GTSAccount *Account `pg:"-"`
 	// Mentions created in this status
 	GTSMentions []*Mention `pg:"-"`
 	// Hashtags used in this status
@@ -93,6 +95,20 @@ type Status struct {
 	GTSBoostedStatus *Status `pg:"-"`
 	// Account of the boosted status
 	GTSBoostedAccount *Account `pg:"-"`
+
+	/*
+		AP NON-DATABASE FIELDS
+
+		These are for convenience while passing the status around internally,
+		but these fields should *never* be put in the db.
+	*/
+
+	// AP URI of the status being replied to.
+	// Useful when that status doesn't exist in the database yet and we still need to dereference it.
+	APReplyToStatusURI string `pg:"-"`
+	// The AP URI of the owner/creator of the status.
+	// Useful when that account doesn't exist in the database yet and we still need to dereference it.
+	APStatusOwnerURI string `pg:"-"`
 }
 
 // Visibility represents the visibility granularity of a status.

internal/gtsmodel/tag.go

@@ -24,6 +24,8 @@ import "time"
 type Tag struct {
 	// id of this tag in the database
 	ID string `pg:",unique,type:uuid,default:gen_random_uuid(),pk,notnull"`
+	// Href of this tag, eg https://example.org/tags/somehashtag
+	URL string
 	// name of this tag -- the tag without the hash part
 	Name string `pg:",unique,pk,notnull"`
 	// Which account ID is the first one we saw using this tag?

internal/media/media_test.go

@@ -29,6 +29,7 @@ import (
 	"github.com/stretchr/testify/suite"
 	"github.com/superseriousbusiness/gotosocial/internal/config"
 	"github.com/superseriousbusiness/gotosocial/internal/db"
+	"github.com/superseriousbusiness/gotosocial/internal/db/pg"
 	"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
 	"github.com/superseriousbusiness/gotosocial/internal/storage"
 )
@@ -78,7 +79,7 @@ func (suite *MediaTestSuite) SetupSuite() {
 	}
 	suite.config = c
 	// use an actual database for this, because it's just easier than mocking one out
-	database, err := db.NewPostgresService(context.Background(), c, log)
+	database, err := pg.NewPostgresService(context.Background(), c, log)
 	if err != nil {
 		suite.FailNow(err.Error())
 	}

internal/message/fediprocess.go

@@ -1,6 +1,7 @@
 package message
 
 import (
+	"context"
 	"fmt"
 	"net/http"
 
@@ -8,6 +9,7 @@ import (
 	apimodel "github.com/superseriousbusiness/gotosocial/internal/api/model"
 	"github.com/superseriousbusiness/gotosocial/internal/db"
 	"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
+	"github.com/superseriousbusiness/gotosocial/internal/util"
 )
 
 // authenticateAndDereferenceFediRequest authenticates the HTTP signature of an incoming federation request, using the given
@@ -130,3 +132,9 @@ func (p *processor) GetWebfingerAccount(requestedUsername string, request *http.
 		},
 	}, nil
 }
+
+func (p *processor) InboxPost(ctx context.Context, w http.ResponseWriter, r *http.Request) (bool, error) {
+	contextWithChannel := context.WithValue(ctx, util.APFromFederatorChanKey, p.fromFederator)
+	posted, err := p.federator.FederatingActor().PostInbox(contextWithChannel, w, r)
+	return posted, err
+}

internal/message/frprocess.go

@@ -0,0 +1,42 @@
+package message
+
+import (
+	apimodel "github.com/superseriousbusiness/gotosocial/internal/api/model"
+	"github.com/superseriousbusiness/gotosocial/internal/db"
+	"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
+	"github.com/superseriousbusiness/gotosocial/internal/oauth"
+)
+
+func (p *processor) FollowRequestsGet(auth *oauth.Auth) ([]apimodel.Account, ErrorWithCode) {
+	frs := []gtsmodel.FollowRequest{}
+	if err := p.db.GetFollowRequestsForAccountID(auth.Account.ID, &frs); err != nil {
+		if _, ok := err.(db.ErrNoEntries); !ok {
+			return nil, NewErrorInternalError(err)
+		}
+	}
+
+	accts := []apimodel.Account{}
+	for _, fr := range frs {
+		acct := &gtsmodel.Account{}
+		if err := p.db.GetByID(fr.AccountID, acct); err != nil {
+			return nil, NewErrorInternalError(err)
+		}
+		mastoAcct, err := p.tc.AccountToMastoPublic(acct)
+		if err != nil {
+			return nil, NewErrorInternalError(err)
+		}
+		accts = append(accts, *mastoAcct)
+	}
+	return accts, nil
+}
+
+func (p *processor) FollowRequestAccept(auth *oauth.Auth, accountID string) ErrorWithCode {
+	if err := p.db.AcceptFollowRequest(accountID, auth.Account.ID); err != nil {
+		return NewErrorNotFound(err)
+	}
+	return nil
+}
+
+func (p *processor) FollowRequestDeny(auth *oauth.Auth) ErrorWithCode {
+	return nil
+}

internal/message/processor.go

@@ -19,7 +19,11 @@
 package message
 
 import (
+	"context"
+	"errors"
+	"fmt"
 	"net/http"
+	"net/url"
 
 	"github.com/sirupsen/logrus"
 	apimodel "github.com/superseriousbusiness/gotosocial/internal/api/model"
@@ -77,6 +81,11 @@ type Processor interface {
 	// FileGet handles the fetching of a media attachment file via the fileserver.
 	FileGet(authed *oauth.Auth, form *apimodel.GetContentRequestForm) (*apimodel.Content, error)
 
+	// FollowRequestsGet handles the getting of the authed account's incoming follow requests
+	FollowRequestsGet(auth *oauth.Auth) ([]apimodel.Account, ErrorWithCode)
+	// FollowRequestAccept handles the acceptance of a follow request from the given account ID
+	FollowRequestAccept(auth *oauth.Auth, accountID string) ErrorWithCode
+
 	// InstanceGet retrieves instance information for serving at api/v1/instance
 	InstanceGet(domain string) (*apimodel.Instance, ErrorWithCode)
 
@@ -116,6 +125,18 @@ type Processor interface {
 
 	// GetWebfingerAccount handles the GET for a webfinger resource. Most commonly, it will be used for returning account lookups.
 	GetWebfingerAccount(requestedUsername string, request *http.Request) (*apimodel.WebfingerAccountResponse, ErrorWithCode)
+
+	// InboxPost handles POST requests to a user's inbox for new activitypub messages.
+	//
+	// InboxPost returns true if the request was handled as an ActivityPub POST to an actor's inbox.
+	// If false, the request was not an ActivityPub request and may still be handled by the caller in another way, such as serving a web page.
+	//
+	// If the error is nil, then the ResponseWriter's headers and response has already been written. If a non-nil error is returned, then no response has been written.
+	//
+	// If the Actor was constructed with the Federated Protocol enabled, side effects will occur.
+	//
+	// If the Federated Protocol is not enabled, writes the http.StatusMethodNotAllowed status code in the response. No side effects occur.
+	InboxPost(ctx context.Context, w http.ResponseWriter, r *http.Request) (bool, error)
 }
 
 // processor just implements the Processor interface
@@ -181,6 +202,9 @@ func (p *processor) Start() error {
 				p.log.Infof("received message TO client API: %+v", clientMsg)
 			case clientMsg := <-p.fromClientAPI:
 				p.log.Infof("received message FROM client API: %+v", clientMsg)
+				if err := p.processFromClientAPI(clientMsg); err != nil {
+					p.log.Error(err)
+				}
 			case federatorMsg := <-p.toFederator:
 				p.log.Infof("received message TO federator: %+v", federatorMsg)
 			case federatorMsg := <-p.fromFederator:
@@ -227,3 +251,54 @@ type FromFederator struct {
 	APActivityType gtsmodel.ActivityStreamsActivity
 	Activity       interface{}
 }
+
+func (p *processor) processFromClientAPI(clientMsg FromClientAPI) error {
+	switch clientMsg.APObjectType {
+	case gtsmodel.ActivityStreamsNote:
+		status, ok := clientMsg.Activity.(*gtsmodel.Status)
+		if !ok {
+			return errors.New("note was not parseable as *gtsmodel.Status")
+		}
+
+		if err := p.notifyStatus(status); err != nil {
+			return err
+		}
+
+		if status.VisibilityAdvanced.Federated {
+			return p.federateStatus(status)
+		}
+		return nil
+	}
+	return fmt.Errorf("message type unprocessable: %+v", clientMsg)
+}
+
+func (p *processor) federateStatus(status *gtsmodel.Status) error {
+	// derive the sending account -- it might be attached to the status already
+	sendingAcct := &gtsmodel.Account{}
+	if status.GTSAccount != nil {
+		sendingAcct = status.GTSAccount
+	} else {
+		// it wasn't attached so get it from the db instead
+		if err := p.db.GetByID(status.AccountID, sendingAcct); err != nil {
+			return err
+		}
+	}
+
+	outboxURI, err := url.Parse(sendingAcct.OutboxURI)
+	if err != nil {
+		return err
+	}
+
+	// convert the status to AS format Note
+	note, err := p.tc.StatusToAS(status)
+	if err != nil {
+		return err
+	}
+
+	_, err = p.federator.FederatingActor().Send(context.Background(), outboxURI, note)
+	return err
+}
+
+func (p *processor) notifyStatus(status *gtsmodel.Status) error {
+	return nil
+}

internal/message/processorutil.go

@@ -179,7 +179,7 @@ func (p *processor) processLanguage(form *apimodel.AdvancedStatusCreateForm, acc
 
 func (p *processor) processMentions(form *apimodel.AdvancedStatusCreateForm, accountID string, status *gtsmodel.Status) error {
 	menchies := []string{}
-	gtsMenchies, err := p.db.MentionStringsToMentions(util.DeriveMentions(form.Status), accountID, status.ID)
+	gtsMenchies, err := p.db.MentionStringsToMentions(util.DeriveMentionsFromStatus(form.Status), accountID, status.ID)
 	if err != nil {
 		return fmt.Errorf("error generating mentions from status: %s", err)
 	}
@@ -198,7 +198,7 @@ func (p *processor) processMentions(form *apimodel.AdvancedStatusCreateForm, acc
 
 func (p *processor) processTags(form *apimodel.AdvancedStatusCreateForm, accountID string, status *gtsmodel.Status) error {
 	tags := []string{}
-	gtsTags, err := p.db.TagStringsToTags(util.DeriveHashtags(form.Status), accountID, status.ID)
+	gtsTags, err := p.db.TagStringsToTags(util.DeriveHashtagsFromStatus(form.Status), accountID, status.ID)
 	if err != nil {
 		return fmt.Errorf("error generating hashtags from status: %s", err)
 	}
@@ -217,7 +217,7 @@ func (p *processor) processTags(form *apimodel.AdvancedStatusCreateForm, account
 
 func (p *processor) processEmojis(form *apimodel.AdvancedStatusCreateForm, accountID string, status *gtsmodel.Status) error {
 	emojis := []string{}
-	gtsEmojis, err := p.db.EmojiStringsToEmojis(util.DeriveEmojis(form.Status), accountID, status.ID)
+	gtsEmojis, err := p.db.EmojiStringsToEmojis(util.DeriveEmojisFromStatus(form.Status), accountID, status.ID)
 	if err != nil {
 		return fmt.Errorf("error generating emojis from status: %s", err)
 	}

internal/message/statusprocess.go

@@ -81,6 +81,13 @@ func (p *processor) StatusCreate(auth *oauth.Auth, form *apimodel.AdvancedStatus
 		}
 	}
 
+	// put the new status in the appropriate channel for async processing
+	p.fromClientAPI <- FromClientAPI{
+		APObjectType:   newStatus.ActivityStreamsType,
+		APActivityType: gtsmodel.ActivityStreamsCreate,
+		Activity:       newStatus,
+	}
+
 	// return the frontend representation of the new status to the submitter
 	return p.tc.StatusToMasto(newStatus, auth.Account, auth.Account, nil, newStatus.GTSReplyToAccount, nil)
 }

internal/oauth/clientstore_test.go

@@ -25,6 +25,7 @@ import (
 	"github.com/stretchr/testify/suite"
 	"github.com/superseriousbusiness/gotosocial/internal/config"
 	"github.com/superseriousbusiness/gotosocial/internal/db"
+	"github.com/superseriousbusiness/gotosocial/internal/db/pg"
 	"github.com/superseriousbusiness/gotosocial/internal/oauth"
 	"github.com/superseriousbusiness/oauth2/v4/models"
 )
@@ -62,7 +63,7 @@ func (suite *PgClientStoreTestSuite) SetupTest() {
 		Database:        "postgres",
 		ApplicationName: "gotosocial",
 	}
-	db, err := db.NewPostgresService(context.Background(), c, log)
+	db, err := pg.NewPostgresService(context.Background(), c, log)
 	if err != nil {
 		logrus.Panicf("error creating database connection: %s", err)
 	}

internal/router/router.go

@@ -27,6 +27,7 @@ import (
 	"path/filepath"
 	"time"
 
+	"github.com/gin-contrib/cors"
 	"github.com/gin-contrib/sessions"
 	"github.com/gin-contrib/sessions/memstore"
 	"github.com/gin-gonic/gin"
@@ -123,6 +124,14 @@ func New(config *config.Config, logger *logrus.Logger) (Router, error) {
 
 	// create the actual engine here -- this is the core request routing handler for gts
 	engine := gin.Default()
+	engine.Use(cors.New(cors.Config{
+		AllowAllOrigins:  true,
+		AllowMethods:     []string{"GET", "POST", "PUT", "PATCH", "DELETE"},
+		AllowHeaders:     []string{"Origin", "Content-Length", "Content-Type", "Authorization"},
+		AllowCredentials: false,
+		MaxAge:           12 * time.Hour,
+	}))
+	engine.MaxMultipartMemory = 8 << 20 // 8 MiB
 
 	// create a new session store middleware
 	store, err := sessionStore()
@@ -143,10 +152,10 @@ func New(config *config.Config, logger *logrus.Logger) (Router, error) {
 	// create the actual http server here
 	s := &http.Server{
 		Handler:           engine,
-		ReadTimeout:       1 * time.Second,
+		ReadTimeout:       60 * time.Second,
-		WriteTimeout:      1 * time.Second,
+		WriteTimeout:      5 * time.Second,
 		IdleTimeout:       30 * time.Second,
-		ReadHeaderTimeout: 2 * time.Second,
+		ReadHeaderTimeout: 30 * time.Second,
 	}
 	var m *autocert.Manager
 

internal/transport/controller.go

@@ -54,15 +54,15 @@ func NewController(config *config.Config, clock pub.Clock, client pub.HttpClient
 func (c *controller) NewTransport(pubKeyID string, privkey crypto.PrivateKey) (pub.Transport, error) {
 	prefs := []httpsig.Algorithm{httpsig.RSA_SHA256, httpsig.RSA_SHA512}
 	digestAlgo := httpsig.DigestSha256
-	getHeaders := []string{"(request-target)", "date", "accept"}
+	getHeaders := []string{"(request-target)", "host", "date"}
-	postHeaders := []string{"(request-target)", "date", "accept", "digest"}
+	postHeaders := []string{"(request-target)", "host", "date", "digest"}
 
-	getSigner, _, err := httpsig.NewSigner(prefs, digestAlgo, getHeaders, httpsig.Signature)
+	getSigner, _, err := httpsig.NewSigner(prefs, digestAlgo, getHeaders, httpsig.Signature, 120)
 	if err != nil {
 		return nil, fmt.Errorf("error creating get signer: %s", err)
 	}
 
-	postSigner, _, err := httpsig.NewSigner(prefs, digestAlgo, postHeaders, httpsig.Signature)
+	postSigner, _, err := httpsig.NewSigner(prefs, digestAlgo, postHeaders, httpsig.Signature, 120)
 	if err != nil {
 		return nil, fmt.Errorf("error creating post signer: %s", err)
 	}

internal/typeutils/accountable.go

@@ -1,101 +0,0 @@
-/*
-   GoToSocial
-   Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
-
-   This program is free software: you can redistribute it and/or modify
-   it under the terms of the GNU Affero General Public License as published by
-   the Free Software Foundation, either version 3 of the License, or
-   (at your option) any later version.
-
-   This program is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU Affero General Public License for more details.
-
-   You should have received a copy of the GNU Affero General Public License
-   along with this program.  If not, see <http://www.gnu.org/licenses/>.
-*/
-
-package typeutils
-
-import "github.com/go-fed/activity/streams/vocab"
-
-// Accountable represents the minimum activitypub interface for representing an 'account'.
-// This interface is fulfilled by: Person, Application, Organization, Service, and Group
-type Accountable interface {
-	withJSONLDId
-	withGetTypeName
-	withPreferredUsername
-	withIcon
-	withDisplayName
-	withImage
-	withSummary
-	withDiscoverable
-	withURL
-	withPublicKey
-	withInbox
-	withOutbox
-	withFollowing
-	withFollowers
-	withFeatured
-}
-
-type withJSONLDId interface {
-	GetJSONLDId() vocab.JSONLDIdProperty
-}
-
-type withGetTypeName interface {
-	GetTypeName() string
-}
-
-type withPreferredUsername interface {
-	GetActivityStreamsPreferredUsername() vocab.ActivityStreamsPreferredUsernameProperty
-}
-
-type withIcon interface {
-	GetActivityStreamsIcon() vocab.ActivityStreamsIconProperty
-}
-
-type withDisplayName interface {
-	GetActivityStreamsName() vocab.ActivityStreamsNameProperty
-}
-
-type withImage interface {
-	GetActivityStreamsImage() vocab.ActivityStreamsImageProperty
-}
-
-type withSummary interface {
-	GetActivityStreamsSummary() vocab.ActivityStreamsSummaryProperty
-}
-
-type withDiscoverable interface {
-	GetTootDiscoverable() vocab.TootDiscoverableProperty
-}
-
-type withURL interface {
-	GetActivityStreamsUrl() vocab.ActivityStreamsUrlProperty
-}
-
-type withPublicKey interface {
-	GetW3IDSecurityV1PublicKey() vocab.W3IDSecurityV1PublicKeyProperty
-}
-
-type withInbox interface {
-	GetActivityStreamsInbox() vocab.ActivityStreamsInboxProperty
-}
-
-type withOutbox interface {
-	GetActivityStreamsOutbox() vocab.ActivityStreamsOutboxProperty
-}
-
-type withFollowing interface {
-	GetActivityStreamsFollowing() vocab.ActivityStreamsFollowingProperty
-}
-
-type withFollowers interface {
-	GetActivityStreamsFollowers() vocab.ActivityStreamsFollowersProperty
-}
-
-type withFeatured interface {
-	GetTootFeatured() vocab.TootFeaturedProperty
-}

internal/typeutils/asextractionutil.go

@@ -25,8 +25,12 @@ import (
 	"errors"
 	"fmt"
 	"net/url"
+	"strings"
+	"time"
 
 	"github.com/go-fed/activity/pub"
+	"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
+	"github.com/superseriousbusiness/gotosocial/internal/util"
 )
 
 func extractPreferredUsername(i withPreferredUsername) (string, error) {
@@ -40,22 +44,89 @@ func extractPreferredUsername(i withPreferredUsername) (string, error) {
 	return u.GetXMLSchemaString(), nil
 }
 
-func extractName(i withDisplayName) (string, error) {
+func extractName(i withName) (string, error) {
 	nameProp := i.GetActivityStreamsName()
 	if nameProp == nil {
 		return "", errors.New("activityStreamsName not found")
 	}
 
 	// take the first name string we can find
-	for nameIter := nameProp.Begin(); nameIter != nameProp.End(); nameIter = nameIter.Next() {
+	for iter := nameProp.Begin(); iter != nameProp.End(); iter = iter.Next() {
-		if nameIter.IsXMLSchemaString() && nameIter.GetXMLSchemaString() != "" {
+		if iter.IsXMLSchemaString() && iter.GetXMLSchemaString() != "" {
-			return nameIter.GetXMLSchemaString(), nil
+			return iter.GetXMLSchemaString(), nil
 		}
 	}
 
 	return "", errors.New("activityStreamsName not found")
 }
 
+func extractInReplyToURI(i withInReplyTo) (*url.URL, error) {
+	inReplyToProp := i.GetActivityStreamsInReplyTo()
+	for iter := inReplyToProp.Begin(); iter != inReplyToProp.End(); iter = iter.Next() {
+		if iter.IsIRI() {
+			if iter.GetIRI() != nil {
+				return iter.GetIRI(), nil
+			}
+		}
+	}
+	return nil, errors.New("couldn't find iri for in reply to")
+}
+
+func extractTos(i withTo) ([]*url.URL, error) {
+	to := []*url.URL{}
+	toProp := i.GetActivityStreamsTo()
+	for iter := toProp.Begin(); iter != toProp.End(); iter = iter.Next() {
+		if iter.IsIRI() {
+			if iter.GetIRI() != nil {
+				to = append(to, iter.GetIRI())
+			}
+		}
+	}
+	return to, nil
+}
+
+func extractCCs(i withCC) ([]*url.URL, error) {
+	cc := []*url.URL{}
+	ccProp := i.GetActivityStreamsCc()
+	for iter := ccProp.Begin(); iter != ccProp.End(); iter = iter.Next() {
+		if iter.IsIRI() {
+			if iter.GetIRI() != nil {
+				cc = append(cc, iter.GetIRI())
+			}
+		}
+	}
+	return cc, nil
+}
+
+func extractAttributedTo(i withAttributedTo) (*url.URL, error) {
+	attributedToProp := i.GetActivityStreamsAttributedTo()
+	for iter := attributedToProp.Begin(); iter != attributedToProp.End(); iter = iter.Next() {
+		if iter.IsIRI() {
+			if iter.GetIRI() != nil {
+				return iter.GetIRI(), nil
+			}
+		}
+	}
+	return nil, errors.New("couldn't find iri for attributed to")
+}
+
+func extractPublished(i withPublished) (time.Time, error) {
+	publishedProp := i.GetActivityStreamsPublished()
+	if publishedProp == nil {
+		return time.Time{}, errors.New("published prop was nil")
+	}
+
+	if !publishedProp.IsXMLSchemaDateTime() {
+		return time.Time{}, errors.New("published prop was not date time")
+	}
+
+	t := publishedProp.Get()
+	if t.IsZero() {
+		return time.Time{}, errors.New("published time was zero")
+	}
+	return t, nil
+}
+
 // extractIconURL extracts a URL to a supported image file from something like:
 //   "icon": {
 //     "mediaType": "image/jpeg",
@@ -72,12 +143,12 @@ func extractIconURL(i withIcon) (*url.URL, error) {
 	// here in order to find the first one that meets these criteria:
 	// 1. is an image
 	// 2. has a URL so we can grab it
-	for iconIter := iconProp.Begin(); iconIter != iconProp.End(); iconIter = iconIter.Next() {
+	for iter := iconProp.Begin(); iter != iconProp.End(); iter = iter.Next() {
 		// 1. is an image
-		if !iconIter.IsActivityStreamsImage() {
+		if !iter.IsActivityStreamsImage() {
 			continue
 		}
-		imageValue := iconIter.GetActivityStreamsImage()
+		imageValue := iter.GetActivityStreamsImage()
 		if imageValue == nil {
 			continue
 		}
@@ -108,12 +179,12 @@ func extractImageURL(i withImage) (*url.URL, error) {
 	// here in order to find the first one that meets these criteria:
 	// 1. is an image
 	// 2. has a URL so we can grab it
-	for imageIter := imageProp.Begin(); imageIter != imageProp.End(); imageIter = imageIter.Next() {
+	for iter := imageProp.Begin(); iter != imageProp.End(); iter = iter.Next() {
 		// 1. is an image
-		if !imageIter.IsActivityStreamsImage() {
+		if !iter.IsActivityStreamsImage() {
 			continue
 		}
-		imageValue := imageIter.GetActivityStreamsImage()
+		imageValue := iter.GetActivityStreamsImage()
 		if imageValue == nil {
 			continue
 		}
@@ -134,9 +205,9 @@ func extractSummary(i withSummary) (string, error) {
 		return "", errors.New("summary property was nil")
 	}
 
-	for summaryIter := summaryProp.Begin(); summaryIter != summaryProp.End(); summaryIter = summaryIter.Next() {
+	for iter := summaryProp.Begin(); iter != summaryProp.End(); iter = iter.Next() {
-		if summaryIter.IsXMLSchemaString() && summaryIter.GetXMLSchemaString() != "" {
+		if iter.IsXMLSchemaString() && iter.GetXMLSchemaString() != "" {
-			return summaryIter.GetXMLSchemaString(), nil
+			return iter.GetXMLSchemaString(), nil
 		}
 	}
 
@@ -156,9 +227,9 @@ func extractURL(i withURL) (*url.URL, error) {
 		return nil, errors.New("url property was nil")
 	}
 
-	for urlIter := urlProp.Begin(); urlIter != urlProp.End(); urlIter = urlIter.Next() {
+	for iter := urlProp.Begin(); iter != urlProp.End(); iter = iter.Next() {
-		if urlIter.IsIRI() && urlIter.GetIRI() != nil {
+		if iter.IsIRI() && iter.GetIRI() != nil {
-			return urlIter.GetIRI(), nil
+			return iter.GetIRI(), nil
 		}
 	}
 
@@ -171,8 +242,8 @@ func extractPublicKeyForOwner(i withPublicKey, forOwner *url.URL) (*rsa.PublicKe
 		return nil, nil, errors.New("public key property was nil")
 	}
 
-	for publicKeyIter := publicKeyProp.Begin(); publicKeyIter != publicKeyProp.End(); publicKeyIter = publicKeyIter.Next() {
+	for iter := publicKeyProp.Begin(); iter != publicKeyProp.End(); iter = iter.Next() {
-		pkey := publicKeyIter.Get()
+		pkey := iter.Get()
 		if pkey == nil {
 			continue
 		}
@@ -214,3 +285,263 @@ func extractPublicKeyForOwner(i withPublicKey, forOwner *url.URL) (*rsa.PublicKe
 	}
 	return nil, nil, errors.New("couldn't find public key")
 }
+
+func extractContent(i withContent) (string, error) {
+	contentProperty := i.GetActivityStreamsContent()
+	if contentProperty == nil {
+		return "", errors.New("content property was nil")
+	}
+	for iter := contentProperty.Begin(); iter != contentProperty.End(); iter = iter.Next() {
+		if iter.IsXMLSchemaString() && iter.GetXMLSchemaString() != "" {
+			return iter.GetXMLSchemaString(), nil
+		}
+	}
+	return "", errors.New("no content found")
+}
+
+func extractAttachments(i withAttachment) ([]*gtsmodel.MediaAttachment, error) {
+	attachments := []*gtsmodel.MediaAttachment{}
+
+	attachmentProp := i.GetActivityStreamsAttachment()
+	for iter := attachmentProp.Begin(); iter != attachmentProp.End(); iter = iter.Next() {
+		attachmentable, ok := iter.(Attachmentable)
+		if !ok {
+			continue
+		}
+		attachment, err := extractAttachment(attachmentable)
+		if err != nil {
+			continue
+		}
+		attachments = append(attachments, attachment)
+	}
+	return attachments, nil
+}
+
+func extractAttachment(i Attachmentable) (*gtsmodel.MediaAttachment, error) {
+	attachment := &gtsmodel.MediaAttachment{
+		File: gtsmodel.File{},
+	}
+
+	attachmentURL, err := extractURL(i)
+	if err != nil {
+		return nil, err
+	}
+	attachment.RemoteURL = attachmentURL.String()
+
+	mediaType := i.GetActivityStreamsMediaType()
+	if mediaType == nil {
+		return nil, errors.New("no media type")
+	}
+	if mediaType.Get() == "" {
+		return nil, errors.New("no media type")
+	}
+	attachment.File.ContentType = mediaType.Get()
+	attachment.Type = gtsmodel.FileTypeImage
+
+	name, err := extractName(i)
+	if err == nil {
+		attachment.Description = name
+	}
+
+	blurhash, err := extractBlurhash(i)
+	if err == nil {
+		attachment.Blurhash = blurhash
+	}
+
+	return attachment, nil
+}
+
+func extractBlurhash(i withBlurhash) (string, error) {
+	if i.GetTootBlurhashProperty() == nil {
+		return "", errors.New("blurhash property was nil")
+	}
+	if i.GetTootBlurhashProperty().Get() == "" {
+		return "", errors.New("empty blurhash string")
+	}
+	return i.GetTootBlurhashProperty().Get(), nil
+}
+
+func extractHashtags(i withTag) ([]*gtsmodel.Tag, error) {
+	tags := []*gtsmodel.Tag{}
+
+	tagsProp := i.GetActivityStreamsTag()
+	for iter := tagsProp.Begin(); iter != tagsProp.End(); iter = iter.Next() {
+		t := iter.GetType()
+		if t == nil {
+			continue
+		}
+
+		if t.GetTypeName() != "Hashtag" {
+			continue
+		}
+
+		hashtaggable, ok := t.(Hashtaggable)
+		if !ok {
+			continue
+		}
+
+		tag, err := extractHashtag(hashtaggable)
+		if err != nil {
+			continue
+		}
+
+		tags = append(tags, tag)
+	}
+	return tags, nil
+}
+
+func extractHashtag(i Hashtaggable) (*gtsmodel.Tag, error) {
+	tag := &gtsmodel.Tag{}
+
+	hrefProp := i.GetActivityStreamsHref()
+	if hrefProp == nil || !hrefProp.IsIRI() {
+		return nil, errors.New("no href prop")
+	}
+	tag.URL = hrefProp.GetIRI().String()
+
+	name, err := extractName(i)
+	if err != nil {
+		return nil, err
+	}
+	tag.Name = strings.TrimPrefix(name, "#")
+
+	return tag, nil
+}
+
+func extractEmojis(i withTag) ([]*gtsmodel.Emoji, error) {
+	emojis := []*gtsmodel.Emoji{}
+	tagsProp := i.GetActivityStreamsTag()
+	for iter := tagsProp.Begin(); iter != tagsProp.End(); iter = iter.Next() {
+		t := iter.GetType()
+		if t == nil {
+			continue
+		}
+
+		if t.GetTypeName() != "Emoji" {
+			continue
+		}
+
+		emojiable, ok := t.(Emojiable)
+		if !ok {
+			continue
+		}
+
+		emoji, err := extractEmoji(emojiable)
+		if err != nil {
+			continue
+		}
+
+		emojis = append(emojis, emoji)
+	}
+	return emojis, nil
+}
+
+func extractEmoji(i Emojiable) (*gtsmodel.Emoji, error) {
+	emoji := &gtsmodel.Emoji{}
+
+	idProp := i.GetJSONLDId()
+	if idProp == nil || !idProp.IsIRI() {
+		return nil, errors.New("no id for emoji")
+	}
+	uri := idProp.GetIRI()
+	emoji.URI = uri.String()
+	emoji.Domain = uri.Host
+
+	name, err := extractName(i)
+	if err != nil {
+		return nil, err
+	}
+	emoji.Shortcode = strings.Trim(name, ":")
+
+	if i.GetActivityStreamsIcon() == nil {
+		return nil, errors.New("no icon for emoji")
+	}
+	imageURL, err := extractIconURL(i)
+	if err != nil {
+		return nil, errors.New("no url for emoji image")
+	}
+	emoji.ImageRemoteURL = imageURL.String()
+
+	return emoji, nil
+}
+
+func extractMentions(i withTag) ([]*gtsmodel.Mention, error) {
+	mentions := []*gtsmodel.Mention{}
+	tagsProp := i.GetActivityStreamsTag()
+	for iter := tagsProp.Begin(); iter != tagsProp.End(); iter = iter.Next() {
+		t := iter.GetType()
+		if t == nil {
+			continue
+		}
+
+		if t.GetTypeName() != "Mention" {
+			continue
+		}
+
+		mentionable, ok := t.(Mentionable)
+		if !ok {
+			continue
+		}
+
+		mention, err := extractMention(mentionable)
+		if err != nil {
+			continue
+		}
+
+		mentions = append(mentions, mention)
+	}
+	return mentions, nil
+}
+
+func extractMention(i Mentionable) (*gtsmodel.Mention, error) {
+	mention := &gtsmodel.Mention{}
+
+	mentionString, err := extractName(i)
+	if err != nil {
+		return nil, err
+	}
+
+	// just make sure the mention string is valid so we can handle it properly later on...
+	username, domain, err := util.ExtractMentionParts(mentionString)
+	if err != nil {
+		return nil, err
+	}
+	if username == "" || domain == "" {
+		return nil, errors.New("username or domain was empty")
+	}
+	mention.NameString = mentionString
+
+	// the href prop should be the AP URI of a user we know, eg https://example.org/users/whatever_user
+	hrefProp := i.GetActivityStreamsHref()
+	if hrefProp == nil || !hrefProp.IsIRI() {
+		return nil, errors.New("no href prop")
+	}
+	mention.MentionedAccountURI = hrefProp.GetIRI().String()
+	return mention, nil
+}
+
+func extractActor(i withActor) (*url.URL, error) {
+	actorProp := i.GetActivityStreamsActor()
+	if actorProp == nil {
+		return nil, errors.New("actor property was nil")
+	}
+	for iter := actorProp.Begin(); iter != actorProp.End(); iter = iter.Next() {
+		if iter.IsIRI() && iter.GetIRI() != nil {
+			return iter.GetIRI(), nil
+		}
+	}
+	return nil, errors.New("no iri found for actor prop")
+}
+
+func extractObject(i withObject) (*url.URL, error) {
+	objectProp := i.GetActivityStreamsObject()
+	if objectProp == nil {
+		return nil, errors.New("object property was nil")
+	}
+	for iter := objectProp.Begin(); iter != objectProp.End(); iter = iter.Next() {
+		if iter.IsIRI() && iter.GetIRI() != nil {
+			return iter.GetIRI(), nil
+		}
+	}
+	return nil, errors.New("no iri found for object prop")
+}

internal/typeutils/asinterfaces.go

@@ -0,0 +1,237 @@
+/*
+   GoToSocial
+   Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU Affero General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU Affero General Public License for more details.
+
+   You should have received a copy of the GNU Affero General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+package typeutils
+
+import "github.com/go-fed/activity/streams/vocab"
+
+// Accountable represents the minimum activitypub interface for representing an 'account'.
+// This interface is fulfilled by: Person, Application, Organization, Service, and Group
+type Accountable interface {
+	withJSONLDId
+	withTypeName
+
+	withPreferredUsername
+	withIcon
+	withName
+	withImage
+	withSummary
+	withDiscoverable
+	withURL
+	withPublicKey
+	withInbox
+	withOutbox
+	withFollowing
+	withFollowers
+	withFeatured
+}
+
+// Statusable represents the minimum activitypub interface for representing a 'status'.
+// This interface is fulfilled by: Article, Document, Image, Video, Note, Page, Event, Place, Mention, Profile
+type Statusable interface {
+	withJSONLDId
+	withTypeName
+
+	withSummary
+	withInReplyTo
+	withPublished
+	withURL
+	withAttributedTo
+	withTo
+	withCC
+	withSensitive
+	withConversation
+	withContent
+	withAttachment
+	withTag
+	withReplies
+}
+
+// Attachmentable represents the minimum activitypub interface for representing a 'mediaAttachment'.
+// This interface is fulfilled by: Audio, Document, Image, Video
+type Attachmentable interface {
+	withTypeName
+	withMediaType
+	withURL
+	withName
+	withBlurhash
+	withFocalPoint
+}
+
+// Hashtaggable represents the minimum activitypub interface for representing a 'hashtag' tag.
+type Hashtaggable interface {
+	withTypeName
+	withHref
+	withName
+}
+
+// Emojiable represents the minimum interface for an 'emoji' tag.
+type Emojiable interface {
+	withJSONLDId
+	withTypeName
+	withName
+	withUpdated
+	withIcon
+}
+
+// Mentionable represents the minimum interface for a 'mention' tag.
+type Mentionable interface {
+	withName
+	withHref
+}
+
+// Followable represents the minimum interface for an activitystreams 'follow' activity.
+type Followable interface {
+	withJSONLDId
+	withTypeName
+
+	withActor
+	withObject
+}
+
+type withJSONLDId interface {
+	GetJSONLDId() vocab.JSONLDIdProperty
+}
+
+type withTypeName interface {
+	GetTypeName() string
+}
+
+type withPreferredUsername interface {
+	GetActivityStreamsPreferredUsername() vocab.ActivityStreamsPreferredUsernameProperty
+}
+
+type withIcon interface {
+	GetActivityStreamsIcon() vocab.ActivityStreamsIconProperty
+}
+
+type withName interface {
+	GetActivityStreamsName() vocab.ActivityStreamsNameProperty
+}
+
+type withImage interface {
+	GetActivityStreamsImage() vocab.ActivityStreamsImageProperty
+}
+
+type withSummary interface {
+	GetActivityStreamsSummary() vocab.ActivityStreamsSummaryProperty
+}
+
+type withDiscoverable interface {
+	GetTootDiscoverable() vocab.TootDiscoverableProperty
+}
+
+type withURL interface {
+	GetActivityStreamsUrl() vocab.ActivityStreamsUrlProperty
+}
+
+type withPublicKey interface {
+	GetW3IDSecurityV1PublicKey() vocab.W3IDSecurityV1PublicKeyProperty
+}
+
+type withInbox interface {
+	GetActivityStreamsInbox() vocab.ActivityStreamsInboxProperty
+}
+
+type withOutbox interface {
+	GetActivityStreamsOutbox() vocab.ActivityStreamsOutboxProperty
+}
+
+type withFollowing interface {
+	GetActivityStreamsFollowing() vocab.ActivityStreamsFollowingProperty
+}
+
+type withFollowers interface {
+	GetActivityStreamsFollowers() vocab.ActivityStreamsFollowersProperty
+}
+
+type withFeatured interface {
+	GetTootFeatured() vocab.TootFeaturedProperty
+}
+
+type withAttributedTo interface {
+	GetActivityStreamsAttributedTo() vocab.ActivityStreamsAttributedToProperty
+}
+
+type withAttachment interface {
+	GetActivityStreamsAttachment() vocab.ActivityStreamsAttachmentProperty
+}
+
+type withTo interface {
+	GetActivityStreamsTo() vocab.ActivityStreamsToProperty
+}
+
+type withInReplyTo interface {
+	GetActivityStreamsInReplyTo() vocab.ActivityStreamsInReplyToProperty
+}
+
+type withCC interface {
+	GetActivityStreamsCc() vocab.ActivityStreamsCcProperty
+}
+
+type withSensitive interface {
+	// TODO
+}
+
+type withConversation interface {
+	// TODO
+}
+
+type withContent interface {
+	GetActivityStreamsContent() vocab.ActivityStreamsContentProperty
+}
+
+type withPublished interface {
+	GetActivityStreamsPublished() vocab.ActivityStreamsPublishedProperty
+}
+
+type withTag interface {
+	GetActivityStreamsTag() vocab.ActivityStreamsTagProperty
+}
+
+type withReplies interface {
+	GetActivityStreamsReplies() vocab.ActivityStreamsRepliesProperty
+}
+
+type withMediaType interface {
+	GetActivityStreamsMediaType() vocab.ActivityStreamsMediaTypeProperty
+}
+
+type withBlurhash interface {
+	GetTootBlurhashProperty() vocab.TootBlurhashProperty
+}
+
+type withFocalPoint interface {
+	// TODO
+}
+
+type withHref interface {
+	GetActivityStreamsHref() vocab.ActivityStreamsHrefProperty
+}
+
+type withUpdated interface {
+	GetActivityStreamsUpdated() vocab.ActivityStreamsUpdatedProperty
+}
+
+type withActor interface {
+	GetActivityStreamsActor() vocab.ActivityStreamsActorProperty
+}
+
+type withObject interface {
+	GetActivityStreamsObject() vocab.ActivityStreamsObjectProperty
+}

internal/typeutils/astointernal.go

@@ -21,6 +21,8 @@ package typeutils
 import (
 	"errors"
 	"fmt"
+	"net/url"
+	"strings"
 
 	"github.com/superseriousbusiness/gotosocial/internal/db"
 	"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
@@ -157,3 +159,202 @@ func (c *converter) ASRepresentationToAccount(accountable Accountable) (*gtsmode
 
 	return acct, nil
 }
+
+func (c *converter) ASStatusToStatus(statusable Statusable) (*gtsmodel.Status, error) {
+	status := &gtsmodel.Status{}
+
+	// uri at which this status is reachable
+	uriProp := statusable.GetJSONLDId()
+	if uriProp == nil || !uriProp.IsIRI() {
+		return nil, errors.New("no id property found, or id was not an iri")
+	}
+	status.URI = uriProp.GetIRI().String()
+
+	// web url for viewing this status
+	if statusURL, err := extractURL(statusable); err == nil {
+		status.URL = statusURL.String()
+	}
+
+	// the html-formatted content of this status
+	if content, err := extractContent(statusable); err == nil {
+		status.Content = content
+	}
+
+	// attachments to dereference and fetch later on (we don't do that here)
+	if attachments, err := extractAttachments(statusable); err == nil {
+		status.GTSMediaAttachments = attachments
+	}
+
+	// hashtags to dereference later on
+	if hashtags, err := extractHashtags(statusable); err == nil {
+		status.GTSTags = hashtags
+	}
+
+	// emojis to dereference and fetch later on
+	if emojis, err := extractEmojis(statusable); err == nil {
+		status.GTSEmojis = emojis
+	}
+
+	// mentions to dereference later on
+	if mentions, err := extractMentions(statusable); err == nil {
+		status.GTSMentions = mentions
+	}
+
+	// cw string for this status
+	if cw, err := extractSummary(statusable); err == nil {
+		status.ContentWarning = cw
+	}
+
+	// when was this status created?
+	published, err := extractPublished(statusable)
+	if err == nil {
+		status.CreatedAt = published
+	}
+
+	// which account posted this status?
+	// if we don't know the account yet we can dereference it later
+	attributedTo, err := extractAttributedTo(statusable)
+	if err != nil {
+		return nil, errors.New("attributedTo was empty")
+	}
+	status.APStatusOwnerURI = attributedTo.String()
+
+	statusOwner := &gtsmodel.Account{}
+	if err := c.db.GetWhere("uri", attributedTo.String(), statusOwner); err != nil {
+		return nil, fmt.Errorf("couldn't get status owner from db: %s", err)
+	}
+	status.AccountID = statusOwner.ID
+	status.GTSAccount = statusOwner
+
+	// check if there's a post that this is a reply to
+	inReplyToURI, err := extractInReplyToURI(statusable)
+	if err == nil {
+		// something is set so we can at least set this field on the
+		// status and dereference using this later if we need to
+		status.APReplyToStatusURI = inReplyToURI.String()
+
+		// now we can check if we have the replied-to status in our db already
+		inReplyToStatus := &gtsmodel.Status{}
+		if err := c.db.GetWhere("uri", inReplyToURI.String(), inReplyToStatus); err == nil {
+			// we have the status in our database already
+			// so we can set these fields here and then...
+			status.InReplyToID = inReplyToStatus.ID
+			status.InReplyToAccountID = inReplyToStatus.AccountID
+			status.GTSReplyToStatus = inReplyToStatus
+
+			// ... check if we've seen the account already
+			inReplyToAccount := &gtsmodel.Account{}
+			if err := c.db.GetByID(inReplyToStatus.AccountID, inReplyToAccount); err == nil {
+				status.GTSReplyToAccount = inReplyToAccount
+			}
+		}
+	}
+
+	// visibility entry for this status
+	var visibility gtsmodel.Visibility
+
+	to, err := extractTos(statusable)
+	if err != nil {
+		return nil, fmt.Errorf("error extracting TO values: %s", err)
+	}
+
+	cc, err := extractCCs(statusable)
+	if err != nil {
+		return nil, fmt.Errorf("error extracting CC values: %s", err)
+	}
+
+	if len(to) == 0 && len(cc) == 0 {
+		return nil, errors.New("message wasn't TO or CC anyone")
+	}
+
+	// for visibility derivation, we start by assuming most restrictive, and work our way to least restrictive
+
+	// if it's a DM then it's addressed to SPECIFIC ACCOUNTS and not followers or public
+	if len(to) != 0 && len(cc) == 0 {
+		visibility = gtsmodel.VisibilityDirect
+	}
+
+	// if it's just got followers in TO and it's not also CC'ed to public, it's followers only
+	if isFollowers(to, statusOwner.FollowersURI) {
+		visibility = gtsmodel.VisibilityFollowersOnly
+	}
+
+	// if it's CC'ed to public, it's public or unlocked
+	// mentioned SPECIFIC ACCOUNTS also get added to CC'es if it's not a direct message
+	if isPublic(to) {
+		visibility = gtsmodel.VisibilityPublic
+	}
+
+	// we should have a visibility by now
+	if visibility == "" {
+		return nil, errors.New("couldn't derive visibility")
+	}
+	status.Visibility = visibility
+
+	// advanced visibility for this status
+	// TODO: a lot of work to be done here -- a new type needs to be created for this in go-fed/activity using ASTOOL
+
+	// sensitive
+	// TODO: this is a bool
+
+	// language
+	// we might be able to extract this from the contentMap field
+
+	// ActivityStreamsType
+	status.ActivityStreamsType = gtsmodel.ActivityStreamsObject(statusable.GetTypeName())
+
+	return status, nil
+}
+
+func (c *converter) ASFollowToFollowRequest(followable Followable) (*gtsmodel.FollowRequest, error) {
+
+	idProp := followable.GetJSONLDId()
+	if idProp == nil || !idProp.IsIRI() {
+		return nil, errors.New("no id property set on follow, or was not an iri")
+	}
+	uri := idProp.GetIRI().String()
+
+	origin, err := extractActor(followable)
+	if err != nil {
+		return nil, errors.New("error extracting actor property from follow")
+	}
+	originAccount := &gtsmodel.Account{}
+	if err := c.db.GetWhere("uri", origin.String(), originAccount); err != nil {
+		return nil, fmt.Errorf("error extracting account with uri %s from the database: %s", origin.String(), err)
+	}
+
+	target, err := extractObject(followable)
+	if err != nil {
+		return nil, errors.New("error extracting object property from follow")
+	}
+	targetAccount := &gtsmodel.Account{}
+	if err := c.db.GetWhere("uri", target.String(), targetAccount); err != nil {
+		return nil, fmt.Errorf("error extracting account with uri %s from the database: %s", origin.String(), err)
+	}
+
+	followRequest := &gtsmodel.FollowRequest{
+		URI:             uri,
+		AccountID:       originAccount.ID,
+		TargetAccountID: targetAccount.ID,
+	}
+
+	return followRequest, nil
+}
+
+func isPublic(tos []*url.URL) bool {
+	for _, entry := range tos {
+		if strings.EqualFold(entry.String(), "https://www.w3.org/ns/activitystreams#Public") {
+			return true
+		}
+	}
+	return false
+}
+
+func isFollowers(ccs []*url.URL, followersURI string) bool {
+	for _, entry := range ccs {
+		if strings.EqualFold(entry.String(), followersURI) {
+			return true
+		}
+	}
+	return false
+}

internal/typeutils/astointernal_test.go

@@ -25,6 +25,7 @@ import (
 	"testing"
 
 	"github.com/go-fed/activity/streams"
+	"github.com/go-fed/activity/streams/vocab"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/suite"
 	"github.com/superseriousbusiness/gotosocial/internal/typeutils"
@@ -36,6 +37,182 @@ type ASToInternalTestSuite struct {
 }
 
 const (
+	statusWithMentionsActivityJson = `{
+		"@context": [
+		  "https://www.w3.org/ns/activitystreams",
+		  {
+			"ostatus": "http://ostatus.org#",
+			"atomUri": "ostatus:atomUri",
+			"inReplyToAtomUri": "ostatus:inReplyToAtomUri",
+			"conversation": "ostatus:conversation",
+			"sensitive": "as:sensitive",
+			"toot": "http://joinmastodon.org/ns#",
+			"votersCount": "toot:votersCount"
+		  }
+		],
+		"id": "https://ondergrond.org/users/dumpsterqueer/statuses/106221634728637552/activity",
+		"type": "Create",
+		"actor": "https://ondergrond.org/users/dumpsterqueer",
+		"published": "2021-05-12T09:58:38Z",
+		"to": [
+		  "https://ondergrond.org/users/dumpsterqueer/followers"
+		],
+		"cc": [
+		  "https://www.w3.org/ns/activitystreams#Public",
+		  "https://social.pixie.town/users/f0x"
+		],
+		"object": {
+		  "id": "https://ondergrond.org/users/dumpsterqueer/statuses/106221634728637552",
+		  "type": "Note",
+		  "summary": null,
+		  "inReplyTo": "https://social.pixie.town/users/f0x/statuses/106221628567855262",
+		  "published": "2021-05-12T09:58:38Z",
+		  "url": "https://ondergrond.org/@dumpsterqueer/106221634728637552",
+		  "attributedTo": "https://ondergrond.org/users/dumpsterqueer",
+		  "to": [
+			"https://ondergrond.org/users/dumpsterqueer/followers"
+		  ],
+		  "cc": [
+			"https://www.w3.org/ns/activitystreams#Public",
+			"https://social.pixie.town/users/f0x"
+		  ],
+		  "sensitive": false,
+		  "atomUri": "https://ondergrond.org/users/dumpsterqueer/statuses/106221634728637552",
+		  "inReplyToAtomUri": "https://social.pixie.town/users/f0x/statuses/106221628567855262",
+		  "conversation": "tag:ondergrond.org,2021-05-12:objectId=1132361:objectType=Conversation",
+		  "content": "<p><span class=\"h-card\"><a href=\"https://social.pixie.town/@f0x\" class=\"u-url mention\">@<span>f0x</span></a></span> nice there it is:</p><p><a href=\"https://social.pixie.town/users/f0x/statuses/106221628567855262/activity\" rel=\"nofollow noopener noreferrer\" target=\"_blank\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">social.pixie.town/users/f0x/st</span><span class=\"invisible\">atuses/106221628567855262/activity</span></a></p>",
+		  "contentMap": {
+			"en": "<p><span class=\"h-card\"><a href=\"https://social.pixie.town/@f0x\" class=\"u-url mention\">@<span>f0x</span></a></span> nice there it is:</p><p><a href=\"https://social.pixie.town/users/f0x/statuses/106221628567855262/activity\" rel=\"nofollow noopener noreferrer\" target=\"_blank\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">social.pixie.town/users/f0x/st</span><span class=\"invisible\">atuses/106221628567855262/activity</span></a></p>"
+		  },
+		  "attachment": [],
+		  "tag": [
+			{
+			  "type": "Mention",
+			  "href": "https://social.pixie.town/users/f0x",
+			  "name": "@f0x@pixie.town"
+			}
+		  ],
+		  "replies": {
+			"id": "https://ondergrond.org/users/dumpsterqueer/statuses/106221634728637552/replies",
+			"type": "Collection",
+			"first": {
+			  "type": "CollectionPage",
+			  "next": "https://ondergrond.org/users/dumpsterqueer/statuses/106221634728637552/replies?only_other_accounts=true&page=true",
+			  "partOf": "https://ondergrond.org/users/dumpsterqueer/statuses/106221634728637552/replies",
+			  "items": []
+			}
+		  }
+		}
+	  }`
+	statusWithEmojisAndTagsAsActivityJson = `{
+		"@context": [
+		  "https://www.w3.org/ns/activitystreams",
+		  {
+			"ostatus": "http://ostatus.org#",
+			"atomUri": "ostatus:atomUri",
+			"inReplyToAtomUri": "ostatus:inReplyToAtomUri",
+			"conversation": "ostatus:conversation",
+			"sensitive": "as:sensitive",
+			"toot": "http://joinmastodon.org/ns#",
+			"votersCount": "toot:votersCount",
+			"Hashtag": "as:Hashtag",
+			"Emoji": "toot:Emoji",
+			"focalPoint": {
+			  "@container": "@list",
+			  "@id": "toot:focalPoint"
+			}
+		  }
+		],
+		"id": "https://ondergrond.org/users/dumpsterqueer/statuses/106221567884565704/activity",
+		"type": "Create",
+		"actor": "https://ondergrond.org/users/dumpsterqueer",
+		"published": "2021-05-12T09:41:38Z",
+		"to": [
+		  "https://ondergrond.org/users/dumpsterqueer/followers"
+		],
+		"cc": [
+		  "https://www.w3.org/ns/activitystreams#Public"
+		],
+		"object": {
+		  "id": "https://ondergrond.org/users/dumpsterqueer/statuses/106221567884565704",
+		  "type": "Note",
+		  "summary": null,
+		  "inReplyTo": null,
+		  "published": "2021-05-12T09:41:38Z",
+		  "url": "https://ondergrond.org/@dumpsterqueer/106221567884565704",
+		  "attributedTo": "https://ondergrond.org/users/dumpsterqueer",
+		  "to": [
+			"https://ondergrond.org/users/dumpsterqueer/followers"
+		  ],
+		  "cc": [
+			"https://www.w3.org/ns/activitystreams#Public"
+		  ],
+		  "sensitive": false,
+		  "atomUri": "https://ondergrond.org/users/dumpsterqueer/statuses/106221567884565704",
+		  "inReplyToAtomUri": null,
+		  "conversation": "tag:ondergrond.org,2021-05-12:objectId=1132361:objectType=Conversation",
+		  "content": "<p>just testing activitypub representations of <a href=\"https://ondergrond.org/tags/tags\" class=\"mention hashtag\" rel=\"tag\">#<span>tags</span></a> and <a href=\"https://ondergrond.org/tags/emoji\" class=\"mention hashtag\" rel=\"tag\">#<span>emoji</span></a>  :party_parrot: :amaze: :blobsunglasses: </p><p>don&apos;t mind me....</p>",
+		  "contentMap": {
+			"en": "<p>just testing activitypub representations of <a href=\"https://ondergrond.org/tags/tags\" class=\"mention hashtag\" rel=\"tag\">#<span>tags</span></a> and <a href=\"https://ondergrond.org/tags/emoji\" class=\"mention hashtag\" rel=\"tag\">#<span>emoji</span></a>  :party_parrot: :amaze: :blobsunglasses: </p><p>don&apos;t mind me....</p>"
+		  },
+		  "attachment": [],
+		  "tag": [
+			{
+			  "type": "Hashtag",
+			  "href": "https://ondergrond.org/tags/tags",
+			  "name": "#tags"
+			},
+			{
+			  "type": "Hashtag",
+			  "href": "https://ondergrond.org/tags/emoji",
+			  "name": "#emoji"
+			},
+			{
+			  "id": "https://ondergrond.org/emojis/2390",
+			  "type": "Emoji",
+			  "name": ":party_parrot:",
+			  "updated": "2020-11-06T13:42:11Z",
+			  "icon": {
+				"type": "Image",
+				"mediaType": "image/gif",
+				"url": "https://ondergrond.org/system/custom_emojis/images/000/002/390/original/ef133aac7ab23341.gif"
+			  }
+			},
+			{
+			  "id": "https://ondergrond.org/emojis/2395",
+			  "type": "Emoji",
+			  "name": ":amaze:",
+			  "updated": "2020-09-26T12:29:56Z",
+			  "icon": {
+				"type": "Image",
+				"mediaType": "image/png",
+				"url": "https://ondergrond.org/system/custom_emojis/images/000/002/395/original/2c7d9345e57367ed.png"
+			  }
+			},
+			{
+			  "id": "https://ondergrond.org/emojis/764",
+			  "type": "Emoji",
+			  "name": ":blobsunglasses:",
+			  "updated": "2020-09-26T12:13:23Z",
+			  "icon": {
+				"type": "Image",
+				"mediaType": "image/png",
+				"url": "https://ondergrond.org/system/custom_emojis/images/000/000/764/original/3f8eef9de773c90d.png"
+			  }
+			}
+		  ],
+		  "replies": {
+			"id": "https://ondergrond.org/users/dumpsterqueer/statuses/106221567884565704/replies",
+			"type": "Collection",
+			"first": {
+			  "type": "CollectionPage",
+			  "next": "https://ondergrond.org/users/dumpsterqueer/statuses/106221567884565704/replies?only_other_accounts=true&page=true",
+			  "partOf": "https://ondergrond.org/users/dumpsterqueer/statuses/106221567884565704/replies",
+			  "items": []
+			}
+		  }
+		}
+	  }`
 	gargronAsActivityJson = `{
 		"@context": [
 		  "https://www.w3.org/ns/activitystreams",
@@ -197,6 +374,62 @@ func (suite *ASToInternalTestSuite) TestParseGargron() {
 	// TODO: write assertions here, rn we're just eyeballing the output
 }
 
+func (suite *ASToInternalTestSuite) TestParseStatus() {
+	m := make(map[string]interface{})
+	err := json.Unmarshal([]byte(statusWithEmojisAndTagsAsActivityJson), &m)
+	assert.NoError(suite.T(), err)
+
+	t, err := streams.ToType(context.Background(), m)
+	assert.NoError(suite.T(), err)
+
+	create, ok := t.(vocab.ActivityStreamsCreate)
+	assert.True(suite.T(), ok)
+
+	obj := create.GetActivityStreamsObject()
+	assert.NotNil(suite.T(), obj)
+
+	first := obj.Begin()
+	assert.NotNil(suite.T(), first)
+
+	rep, ok := first.GetType().(typeutils.Statusable)
+	assert.True(suite.T(), ok)
+
+	status, err := suite.typeconverter.ASStatusToStatus(rep)
+	assert.NoError(suite.T(), err)
+
+	assert.Len(suite.T(), status.GTSEmojis, 3)
+	// assert.Len(suite.T(), status.GTSTags, 2) TODO: implement this first so that it can pick up tags
+}
+
+func (suite *ASToInternalTestSuite) TestParseStatusWithMention() {
+	m := make(map[string]interface{})
+	err := json.Unmarshal([]byte(statusWithMentionsActivityJson), &m)
+	assert.NoError(suite.T(), err)
+
+	t, err := streams.ToType(context.Background(), m)
+	assert.NoError(suite.T(), err)
+
+	create, ok := t.(vocab.ActivityStreamsCreate)
+	assert.True(suite.T(), ok)
+
+	obj := create.GetActivityStreamsObject()
+	assert.NotNil(suite.T(), obj)
+
+	first := obj.Begin()
+	assert.NotNil(suite.T(), first)
+
+	rep, ok := first.GetType().(typeutils.Statusable)
+	assert.True(suite.T(), ok)
+
+	status, err := suite.typeconverter.ASStatusToStatus(rep)
+	assert.NoError(suite.T(), err)
+
+	fmt.Printf("%+v", status)
+
+	assert.Len(suite.T(), status.GTSMentions, 1)
+	fmt.Println(status.GTSMentions[0])
+}
+
 func (suite *ASToInternalTestSuite) TearDownTest() {
 	testrig.StandardDBTeardown(suite.db)
 }

internal/typeutils/converter.go

@@ -90,6 +90,10 @@ type TypeConverter interface {
 
 	// ASPersonToAccount converts a remote account/person/application representation into a gts model account
 	ASRepresentationToAccount(accountable Accountable) (*gtsmodel.Account, error)
+	// ASStatus converts a remote activitystreams 'status' representation into a gts model status.
+	ASStatusToStatus(statusable Statusable) (*gtsmodel.Status, error)
+	// ASFollowToFollowRequest converts a remote activitystreams `follow` representation into gts model follow request.
+	ASFollowToFollowRequest(followable Followable) (*gtsmodel.FollowRequest, error)
 
 	/*
 		INTERNAL (gts) MODEL TO ACTIVITYSTREAMS MODEL

internal/typeutils/internaltoas.go

@@ -200,15 +200,15 @@ func (c *converter) AccountToAS(a *gtsmodel.Account) (vocab.ActivityStreamsPerso
 	// icon
 	// Used as profile avatar.
 	if a.AvatarMediaAttachmentID != "" {
-		iconProperty := streams.NewActivityStreamsIconProperty()
-
-		iconImage := streams.NewActivityStreamsImage()
-
 		avatar := &gtsmodel.MediaAttachment{}
 		if err := c.db.GetByID(a.AvatarMediaAttachmentID, avatar); err != nil {
 			return nil, err
 		}
 
+		iconProperty := streams.NewActivityStreamsIconProperty()
+
+		iconImage := streams.NewActivityStreamsImage()
+
 		mediaType := streams.NewActivityStreamsMediaTypeProperty()
 		mediaType.Set(avatar.File.ContentType)
 		iconImage.SetActivityStreamsMediaType(mediaType)
@@ -228,15 +228,15 @@ func (c *converter) AccountToAS(a *gtsmodel.Account) (vocab.ActivityStreamsPerso
 	// image
 	// Used as profile header.
 	if a.HeaderMediaAttachmentID != "" {
-		headerProperty := streams.NewActivityStreamsImageProperty()
-
-		headerImage := streams.NewActivityStreamsImage()
-
 		header := &gtsmodel.MediaAttachment{}
 		if err := c.db.GetByID(a.HeaderMediaAttachmentID, header); err != nil {
 			return nil, err
 		}
 
+		headerProperty := streams.NewActivityStreamsImageProperty()
+
+		headerImage := streams.NewActivityStreamsImage()
+
 		mediaType := streams.NewActivityStreamsMediaTypeProperty()
 		mediaType.Set(header.File.ContentType)
 		headerImage.SetActivityStreamsMediaType(mediaType)

internal/util/regexes.go

@@ -35,6 +35,11 @@ const (
 )
 
 var (
+	mentionNameRegexString = `^@([a-zA-Z0-9_]+)(?:@([a-zA-Z0-9_\-\.]+)?)$`
+	// mention name regex captures the username and domain part from a mention string
+	// such as @whatever_user@example.org, returning whatever_user and example.org (without the @ symbols)
+	mentionNameRegex = regexp.MustCompile(mentionNameRegexString)
+
 	// mention regex can be played around with here: https://regex101.com/r/qwM9D3/1
 	mentionFinderRegexString = `(?: |^|\W)(@[a-zA-Z0-9_]+(?:@[a-zA-Z0-9_\-\.]+)?)(?: |\n)`
 	mentionFinderRegex       = regexp.MustCompile(mentionFinderRegexString)

internal/util/statustools.go

@@ -19,17 +19,18 @@
 package util
 
 import (
+	"fmt"
 	"strings"
 )
 
-// DeriveMentions takes a plaintext (ie., not html-formatted) status,
+// DeriveMentionsFromStatus takes a plaintext (ie., not html-formatted) status,
 // and applies a regex to it to return a deduplicated list of accounts
 // mentioned in that status.
 //
 // It will look for fully-qualified account names in the form "@user@example.org".
 // or the form "@username" for local users.
 // The case of the returned mentions will be lowered, for consistency.
-func DeriveMentions(status string) []string {
+func DeriveMentionsFromStatus(status string) []string {
 	mentionedAccounts := []string{}
 	for _, m := range mentionFinderRegex.FindAllStringSubmatch(status, -1) {
 		mentionedAccounts = append(mentionedAccounts, m[1])
@@ -37,11 +38,11 @@ func DeriveMentions(status string) []string {
 	return lower(unique(mentionedAccounts))
 }
 
-// DeriveHashtags takes a plaintext (ie., not html-formatted) status,
+// DeriveHashtagsFromStatus takes a plaintext (ie., not html-formatted) status,
 // and applies a regex to it to return a deduplicated list of hashtags
 // used in that status, without the leading #. The case of the returned
 // tags will be lowered, for consistency.
-func DeriveHashtags(status string) []string {
+func DeriveHashtagsFromStatus(status string) []string {
 	tags := []string{}
 	for _, m := range hashtagFinderRegex.FindAllStringSubmatch(status, -1) {
 		tags = append(tags, m[1])
@@ -49,11 +50,11 @@ func DeriveHashtags(status string) []string {
 	return lower(unique(tags))
 }
 
-// DeriveEmojis takes a plaintext (ie., not html-formatted) status,
+// DeriveEmojisFromStatus takes a plaintext (ie., not html-formatted) status,
 // and applies a regex to it to return a deduplicated list of emojis
 // used in that status, without the surround ::. The case of the returned
 // emojis will be lowered, for consistency.
-func DeriveEmojis(status string) []string {
+func DeriveEmojisFromStatus(status string) []string {
 	emojis := []string{}
 	for _, m := range emojiFinderRegex.FindAllStringSubmatch(status, -1) {
 		emojis = append(emojis, m[1])
@@ -61,6 +62,21 @@ func DeriveEmojis(status string) []string {
 	return lower(unique(emojis))
 }
 
+// ExtractMentionParts extracts the username test_user and the domain example.org
+// from a mention string like @test_user@example.org.
+//
+// If nothing is matched, it will return an error.
+func ExtractMentionParts(mention string) (username, domain string, err error) {
+	matches := mentionNameRegex.FindStringSubmatch(mention)
+	if matches == nil || len(matches) != 3 {
+		err = fmt.Errorf("could't match mention %s", mention)
+		return
+	}
+	username = matches[1]
+	domain = matches[2]
+	return
+}
+
 // unique returns a deduplicated version of a given string slice.
 func unique(s []string) []string {
 	keys := make(map[string]bool)

internal/util/statustools_test.go

@@ -42,7 +42,7 @@ func (suite *StatusTestSuite) TestDeriveMentionsOK() {
 	here is a duplicate mention: @hello@test.lgbt
 	`
 
-	menchies := util.DeriveMentions(statusText)
+	menchies := util.DeriveMentionsFromStatus(statusText)
 	assert.Len(suite.T(), menchies, 4)
 	assert.Equal(suite.T(), "@dumpsterqueer@example.org", menchies[0])
 	assert.Equal(suite.T(), "@someone_else@testing.best-horse.com", menchies[1])
@@ -52,7 +52,7 @@ func (suite *StatusTestSuite) TestDeriveMentionsOK() {
 
 func (suite *StatusTestSuite) TestDeriveMentionsEmpty() {
 	statusText := ``
-	menchies := util.DeriveMentions(statusText)
+	menchies := util.DeriveMentionsFromStatus(statusText)
 	assert.Len(suite.T(), menchies, 0)
 }
 
@@ -67,7 +67,7 @@ func (suite *StatusTestSuite) TestDeriveHashtagsOK() {
 
 #111111 thisalsoshouldn'twork#### ##`
 
-	tags := util.DeriveHashtags(statusText)
+	tags := util.DeriveHashtagsFromStatus(statusText)
 	assert.Len(suite.T(), tags, 5)
 	assert.Equal(suite.T(), "testing123", tags[0])
 	assert.Equal(suite.T(), "also", tags[1])
@@ -90,7 +90,7 @@ Here's some normal text with an :emoji: at the end
 :underscores_ok_too:
 `
 
-	tags := util.DeriveEmojis(statusText)
+	tags := util.DeriveEmojisFromStatus(statusText)
 	assert.Len(suite.T(), tags, 7)
 	assert.Equal(suite.T(), "test", tags[0])
 	assert.Equal(suite.T(), "another", tags[1])

internal/util/uri.go

@@ -58,9 +58,15 @@ const (
 	// APAccount can be used the set and retrieve the account being interacted with
 	APAccount APContextKey = "account"
 	// APRequestingAccount can be used to set and retrieve the account of an incoming federation request.
+	// This will often be the actor of the instance that's posting the request.
 	APRequestingAccount APContextKey = "requestingAccount"
+	// APRequestingActorIRI can be used to set and retrieve the actor of an incoming federation request.
+	// This will usually be the owner of whatever activity is being posted.
+	APRequestingActorIRI APContextKey = "requestingActorIRI"
 	// APRequestingPublicKeyID can be used to set and retrieve the public key ID of an incoming federation request.
 	APRequestingPublicKeyID APContextKey = "requestingPublicKeyID"
+	// APFromFederatorChanKey can be used to pass a pointer to the fromFederator channel into the federator for use in callbacks.
+	APFromFederatorChanKey APContextKey = "fromFederatorChan"
 )
 
 type ginContextKey struct{}

testrig/db.go

@@ -23,6 +23,7 @@ import (
 
 	"github.com/sirupsen/logrus"
 	"github.com/superseriousbusiness/gotosocial/internal/db"
+	"github.com/superseriousbusiness/gotosocial/internal/db/pg"
 	"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
 	"github.com/superseriousbusiness/gotosocial/internal/oauth"
 )
@@ -54,7 +55,7 @@ func NewTestDB() db.DB {
 	config := NewTestConfig()
 	l := logrus.New()
 	l.SetLevel(logrus.TraceLevel)
-	testDB, err := db.NewPostgresService(context.Background(), config, l)
+	testDB, err := pg.NewPostgresService(context.Background(), config, l)
 	if err != nil {
 		panic(err)
 	}

testrig/federator.go

@@ -24,6 +24,7 @@ import (
 	"github.com/superseriousbusiness/gotosocial/internal/transport"
 )
 
+// NewTestFederator returns a federator with the given database and (mock!!) transport controller.
 func NewTestFederator(db db.DB, tc transport.Controller) federation.Federator {
 	return federation.NewFederator(db, tc, NewTestConfig(), NewTestLog(), NewTestTypeConverter(db))
 }

testrig/testmodels.go

@@ -1037,6 +1037,7 @@ func NewTestFaves() map[string]*gtsmodel.StatusFave {
 	}
 }
 
+// ActivityWithSignature wraps a pub.Activity along with its signature headers, for testing.
 type ActivityWithSignature struct {
 	Activity        pub.Activity
 	SignatureHeader string
@@ -1076,11 +1077,11 @@ func NewTestActivities(accounts map[string]*gtsmodel.Account) map[string]Activit
 
 // NewTestFediPeople returns a bunch of activity pub Person representations for testing converters and so on.
 func NewTestFediPeople() map[string]typeutils.Accountable {
-	new_person_1priv, err := rsa.GenerateKey(rand.Reader, 2048)
+	newPerson1Priv, err := rsa.GenerateKey(rand.Reader, 2048)
 	if err != nil {
 		panic(err)
 	}
-	new_person_1pub := &new_person_1priv.PublicKey
+	newPerson1Pub := &newPerson1Priv.PublicKey
 
 	return map[string]typeutils.Accountable{
 		"new_person_1": newPerson(
@@ -1096,7 +1097,7 @@ func NewTestFediPeople() map[string]typeutils.Accountable {
 			URLMustParse("https://unknown-instance.com/@brand_new_person"),
 			true,
 			URLMustParse("https://unknown-instance.com/users/brand_new_person#main-key"),
-			new_person_1pub,
+			newPerson1Pub,
 			URLMustParse("https://unknown-instance.com/media/some_avatar_filename.jpeg"),
 			"image/jpeg",
 			URLMustParse("https://unknown-instance.com/media/some_header_filename.jpeg"),
@@ -1105,6 +1106,7 @@ func NewTestFediPeople() map[string]typeutils.Accountable {
 	}
 }
 
+// NewTestDereferenceRequests returns a map of incoming dereference requests, with their signatures.
 func NewTestDereferenceRequests(accounts map[string]*gtsmodel.Account) map[string]ActivityWithSignature {
 	sig, digest, date := getSignatureForDereference(accounts["remote_account_1"].PublicKeyURI, accounts["remote_account_1"].PrivateKey, URLMustParse(accounts["local_account_1"].URI))
 	return map[string]ActivityWithSignature{