fedi-tumblr/include/functions.php

837 lines
29 KiB
PHP

<?php
/* this file stores all of the functions that are used
over all of the other files. */
ini_set("log_errors", 1);
$srv = $user_settings['instance'];
//$token = ($token != false ? msc($token,'d') : false);
$token = ($token != false ? $token : false);
/* the purpose of this function is to encode the auth token
it is not used for now */
function msc($string, $action = 'e') {
// you may change these values to your own
$secret_key = 'yAmfVhZwm0749FSY24dC';
$secret_iv = 'm37uvAeKjYLKdI1lPkcJ';
$output = false;
$encrypt_method = "AES-256-CBC";
$key = hash('sha256', $secret_key);
$iv = substr(hash('sha256', $secret_iv) , 0, 16);
if ($action == 'e') {
$output = base64_encode(openssl_encrypt($string, $encrypt_method, $key, 0, $iv));
}
else if ($action == 'd') {
$output = openssl_decrypt(base64_decode($string) , $encrypt_method, $key, 0, $iv);
}
return $output;
}
/* this function extracts the urls from a text and return them in an array */
function get_urls($input) {
$pattern = '$(https?://[a-z0-9_./?=&-~]+)(?![^<>]*>)$i';
if (preg_match_all($pattern, $input, $matches)) {
list($dummy, $links) = ($matches);
return $links;
}
return false;
}
/* this function replaces the emoji codes in a text with the correspondent emojis
of the specified instance, returns the html code with the emojis in the specified size*/
function emoji($text, $size = 30, $srv) {
$data = json_decode(file_get_contents("https://$srv/api/v1/custom_emojis") , true) [0]['url'];
$u = explode("/", $data);
array_pop($u);
$url = implode("/", $u);
$text = str_replace("http:", "http;", $text);
$text = str_replace("https:", "https;", $text);
$text = preg_replace('~:([a-z0-9_]+):~', "<img src='$url/$1.png' height=$size style='vertical-align: middle;'>", $text);
$text = str_replace("http;", "http:", $text);
$text = str_replace("https;", "https:", $text);
return $text;
}
/* this is the same as above but is used on other places, like user bios and places where the
shortcodes and the emoji url is defined in the same place */
function emojify($string, $emojis, $size = 40) {
foreach ($emojis as $emoji) {
$string = str_replace(":" . $emoji['shortcode'] . ":", "<img alt='" . $emoji['shortcode'] . "' title='" . $emoji['shortcode'] . "' src='" . $emoji['static_url'] . "' height=$size style='vertical-align: middle;'>", $string);
}
return $string;
}
/* this function fetches the context (the previous posts and replies) of a specified post
$post = ID of the post.
*/
function context($post) {
global $srv;
global $token;
$curl = curl_init();
curl_setopt($curl, CURLOPT_URL, "https://$srv/api/v1/statuses/$post/context");
if (!is_null($token)) {
curl_setopt($curl, CURLOPT_HTTPHEADER, array(
'Authorization: Bearer ' . $token
));
}
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
$result = curl_exec($curl);
curl_close($curl);
return $result;
}
/* this function just reduces an image to a 1x1 pixel image to get the overall color.
*/
function averageColor($url) {
@$image = imagecreatefromstring(file_get_contents($url));
if (!$image) {
$mainColor = "CCCCCC";
}
else {
$thumb = imagecreatetruecolor(1, 1);
imagecopyresampled($thumb, $image, 0, 0, 0, 0, 1, 1, imagesx($image) , imagesy($image));
$mainColor = strtoupper(dechex(imagecolorat($thumb, 0, 0)));
}
return $mainColor;
}
/* this function fetches all the data from a profile (bio, username, relationships, etc) */
function user_info($user) {
global $user_settings;
$info = api_get("accounts/" . $user);
$rel = api_get("accounts/relationships?id=" . $user);
return array(
$info,
$rel
);
}
/* a function to make an authenticated general GET api call to the logged-in instance */
function api_get($url) {
global $srv;
global $token;
$curl = curl_init();
curl_setopt($curl, CURLOPT_URL, "https://$srv/api/v1/" . $url);
if (!is_null($token)) {
curl_setopt($curl, CURLOPT_HTTPHEADER, array(
'Authorization: Bearer ' . $token
));
}
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
$result = curl_exec($curl);
curl_close($curl);
return json_decode($result, true);
}
/* a function to make an authenticated general POST api call to the logged-in instance */
function api_post($url, $array) {
global $srv;
global $token;
$cSession = curl_init();
curl_setopt($cSession, CURLOPT_HEADER, false);
curl_setopt($cSession, CURLOPT_POST, 1);
curl_setopt($cSession, CURLOPT_URL, "https://$srv/api/v1/" . $url);
if (!is_null($token)) {
curl_setopt($cSession, CURLOPT_HTTPHEADER, array(
'Authorization: Bearer ' . $token
));
}
curl_setopt($cSession, CURLOPT_POSTFIELDS, http_build_query($array));
curl_setopt($cSession, CURLOPT_RETURNTRANSFER, true);
$result = curl_exec($cSession);
curl_close($cSession);
return json_decode($result, true);
}
/* a function to make general DELETE api calls to the logged-in instance*/
function api_delete($url, $array) {
global $srv;
global $token;
$cSession = curl_init();
curl_setopt($cSession, CURLOPT_HEADER, false);
curl_setopt($cSession, CURLOPT_POST, 1);
curl_setopt($cSession, CURLOPT_URL, "https://$srv/api/v1/" . $url);
curl_setopt($cSession, CURLOPT_CUSTOMREQUEST, "DELETE");
if (!is_null($token)) {
curl_setopt($cSession, CURLOPT_HTTPHEADER, array(
'Authorization: Bearer ' . $token
));
}
curl_setopt($cSession, CURLOPT_POSTFIELDS, http_build_query($array));
curl_setopt($cSession, CURLOPT_RETURNTRANSFER, true);
$result = curl_exec($cSession);
curl_close($cSession);
return json_decode($result, true);
}
/* this function is used to generate the html code of a reply */
function render_reply($item) {
global $user_settings;
global $logedin;
global $srv;
$reply['mode'] = "";
if (isset($item['type']) && $item['type'] == 'ancestor') {
$reply['mode'] = "ancestor";
}
$reply['id'] = $item['id'];
$reply['uid'] = $item['account']['id'];
$reply['name'] = emojify($item['account']['display_name'], $item['account']['emojis'], 15);
$reply['acct'] = $item['account']['acct'];
$reply['avatar'] = $item['account']['avatar'];
$reply['menu'] = "<ul>";
if ($logedin) {
$reply['menu'] .= ($item['account']['id'] == $user_settings['uid'] ? "<li><a href='?action=delete&thread=" . $item['id'] . "' onClick='return false;' class='delete fontello' id='" . $item['id'] . "'>&#xe80e; Delete Post</a></li>" : "");
$reply['menu'] .= ($item['account']['id'] != $user_settings['uid'] ? "<li><a href='?action=mute&user=" . $item['account']['id'] . "' onClick='return false;' class='mute fontello' id='" . $item['account']['id'] . "' style='background-color:transparent;'>&#xe81b; Mute User</a></li>" : "");
$reply['menu'] .= ($item['account']['id'] != $user_settings['uid'] ? "<li><a href='?action=nsfw&user=" . $item['account']['id'] . "' onClick='return false;' class='nsfw fontello' id='" . $item['account']['id'] . "' style='background-color:transparent;'>&#xe829; User is NSFW</a></li>" : "");
}
$reply['menu'] .= "<li><a target='_blank' href='" . $item['url'] . "' class='link fontello' style='background-color:transparent;'>&#xf14c; Original Note</a></li>";
$reply['menu'] .= "</ul>";
$json['id'] = $item['id'];
$json['scope'] = $item['visibility'];
if ($logedin) {
$json['mentions'] = "";
$array = $item["mentions"];
$json['mentions'] = ($user_settings['acct'] == $item["account"]['acct'] ? "" : "@" . $item["account"]['acct']) . " ";
if (!empty($array)) {
foreach ($array as $mnt) {
if ($mnt['acct'] != $user_settings['acct']) {
$json['mentions'] .= "@" . $mnt['acct'] . " ";
}
}
}
}
$reply['json'] = json_encode($json);
$reply['replyto'] = ($item['in_reply_to_id'] ? " <a class='fontello link preview ldr' target='_blank' id='" . $item['in_reply_to_id'] . "' href='?thread=" . $item['in_reply_to_id'] . "'>&#xf112;</a> " : "");
$reply['text'] = processText($item);
$public = "&#xe83c;";
$private = "&#xe819;";
$unlisted = "&#xe816;";
$direct = "&#xf0e0;";
$reply['date'] = "<a style='text-decoration:none;color:darkgray;' target='_blank' href='" . $item['url'] . "'><span class='fontello'>&#xe817;</span></a> - <a class='ldr' style='text-decoration:none;color:darkgray;' target='_blank' href='?thread=" . $item['id'] . "&instance=$srv" . "'>" . date("d/m/y H:i", strtotime($item['created_at'])) . "</a> - <span class='fontello' style='color:darkgray;'>" . $$item['visibility'] . "</span>";
$reply['media'] = "";
if (!empty($item['media_attachments'])) {
$reply['media'] = "<div style='width:170px; display:inline-block; float:left; margin-right:15px; '>";
$images = count($item['media_attachments']);
$class = ($images > 1 ? "class='icon'" : "");
foreach ($item['media_attachments'] as $file) {
$ext = explode(".", $file['url']);
$ext = end($ext);
$ext = explode("?", $ext) [0];
if ($ext == 'mp4' || $ext == 'webm') {
$reply['media'] .= "<div style='text-align:center; width:100%;'><video preload='metadata' width='100%' controls ".($user_settings['videoloop'] == "on" ? "loop" : "").">
<source src='" . $file['url'] . "' type='video/$ext'>
</video></div>
";
}
elseif ($ext == 'mp3' || $ext == 'ogg') {
$reply['media'] .= "<div style='text-align:center; width:100%;'><audio controls>
<source src='" . $file['url'] . "' type='audio/$ext'>
Your browser does not support the audio tag.
</audio> </div>";
}
else {
if ($item['sensitive'] == true && $user_settings['explicit'] != 'off') {
$reply['media'] .= "<div style='overflow:hidden; float:left; margin:2px;' $class><a target='_blank' href='" . $file['url'] . "' onClick='return false;' class='blur'><noscript><img src='" . $file['url'] . "' style='width:100%;'></noscript><img " . "data-src='" . $file['url'] . "'" . " class='' style='max-width:100%; max-height:100% vertical-align:middle;'></a><a target='_blank' href='" . $file['url'] . "' onClick='return false;' class='open-lightbox' style='display:none;'><img src='" . $file['url'] . "' class='' style='width:100%;'></a></div>";
}
else {
$reply['media'] .= "<div style='margin:0px;' $class><a target='_blank' href='" . $file['url'] . "' onClick='return false;' class='open-lightbox'><img src='" . $file['url'] . "'" . " class='' style='max-width:100%; max-height:100%; vertical-align:middle;'><noscript><img src='" . $file['url'] . "' style='width:100%;'></noscript></a></div>";
}
}
}
$reply['media'] .= "</div>";
}
$reply['buttons'] = "
" . ($logedin ? "<div class='felem'><a onClick='return false' class='replyform' href='?thread=" . $item['id'] . "' style='font-family:fontello'>&#xf112;</a></div>" : "") . "
<div class='felem'><a onClick='return false' " . ($logedin ? "class='" . ($item['favourited'] == true ? "unfav" : "fav") . "' href='?action=fav&thread=" . $item['id'] . "'" : "") . " style='font-family:fontello'>&#xe802; <span>" . $item['favourites_count'] . "</span></a></div>
<div class='felem'><a onClick='return false' " . ($logedin && $item['visibility'] == "public" ? "class='" . ($item['reblogged'] == true ? "unreblog" : "reblog") . "' href='?action=reblog&thread=" . $item['id'] . "'" : "") . " style='font-family:fontello'>&#xe83a; <span>" . $item['reblogs_count'] . "</span></a></div>
";
$result = themes("get","templates/reply.txt");
foreach ($reply as $key => $elem) {
$result = str_replace(":$key:", $elem, $result);
}
return $result;
}
/* a function to fav or unfav a specified post */
function favourite($post, $mode) {
$result = api_post(($mode == true ? "statuses/$post/favourite" : "statuses/$post/unfavourite"),array());
if (isset($result['favourites_count'])) {
return $result['favourites_count'];
}
else {
return "error";
}
}
/* a function to reblog or unreblog a specified post */
function reblog($post, $mode) {
$result = api_post(($mode == true ? "statuses/$post/reblog" : "statuses/$post/unreblog"),array());
if (isset($result['reblog']['reblogs_count'])) {
return $result['reblog']['reblogs_count'];
}
elseif (isset($result['reblogs_count'])) {
return $result['reblogs_count'];
}
else {
return "error";
}
}
/* function to delete a post */
function delpost($id) {
global $srv;
global $token;
if (!is_null($token)) {
$curl = curl_init();
curl_setopt($curl, CURLOPT_HEADER, false);
curl_setopt($curl, CURLOPT_POST, 1);
curl_setopt($curl, CURLOPT_URL, "https://$srv/api/v1/statuses/$id");
curl_setopt($curl, CURLOPT_CUSTOMREQUEST, "DELETE");
curl_setopt($curl, CURLOPT_HTTPHEADER, array(
'Authorization: Bearer ' . $token
));
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
$result = curl_exec($curl);
curl_close($curl);
$result = json_decode($result, true);
if (empty($result)) {
return "1";
}
else {
return "0";
}
}
}
/* function to send a new post to the logged in instance
it takes the media ids as an array */
function sendpost($text, $media, $reply, $markdown = false, $scope, $sensitive, $spoiler = false) {
global $srv;
global $token;
if (!is_null($token)) {
$cSession = curl_init();
curl_setopt($cSession, CURLOPT_URL, "https://$srv/api/v1/statuses");
curl_setopt($cSession, CURLOPT_RETURNTRANSFER, true);
curl_setopt($cSession, CURLOPT_POST, 1);
curl_setopt($cSession, CURLOPT_HTTPHEADER, array(
'Authorization: Bearer ' . $token
));
$query = "";
$query .= "status=" . urlencode(html_entity_decode($text, ENT_QUOTES)) . "&visibility=" . $scope;;
if (!is_null($reply) && $reply != "null") {
$query .= "&in_reply_to_id=" . $reply;
}
if ($markdown == true) {
$query .= "&content_type=text/markdown";
}
if ($sensitive == 'true') {
$query .= "&sensitive=true";
}
if ($spoiler == true) {
$query .= "&spoiler_text=" . $spoiler;
}
if (!is_null($media)) {
foreach ($media as $mid) {
$query .= "&media_ids[]=" . $mid;
}
}
curl_setopt($cSession, CURLOPT_POSTFIELDS, $query);
$result = curl_exec($cSession);
curl_close($cSession);
return $result;
}
else {
return false;
}
}
/* uploads a file to the logged in instance.
the function takes the file from the local storage */
function uploadpic($file) {
global $srv;
global $token;
if (!is_null($token)) {
$mime = get_mime($file);
$info = pathinfo($file);
$name = $info['basename'];
$output = new CURLFile($file, $mime, $name);
do {
$cSession = curl_init();
curl_setopt($cSession, CURLOPT_URL, "https://$srv/api/v1/media");
curl_setopt($cSession, CURLOPT_RETURNTRANSFER, true);
curl_setopt($cSession, CURLOPT_POST, 1);
curl_setopt($cSession, CURLOPT_HTTPHEADER, array(
'Authorization: Bearer ' . $token
));
curl_setopt($cSession, CURLOPT_POSTFIELDS, array(
'file' => $output
));
$result = curl_exec($cSession);
} while (empty($result));
curl_close($cSession);
$array = json_decode($result, true);
$ext = explode(".", $array['url']);
$ext = end($ext);
$ext = explode("?", $ext) [0];
if (in_array($ext, array(
'jpg',
'jpeg',
'gif',
'png',
'svg'
))) {
$file = $array['url'];
}
else {
$file = "img/doc.png";
}
return json_encode(array(
$array['id'],
$file
));
}
else {
return false;
}
}
/* this is used to register DashFE as an application on an instance
mostly used when logging in
*/
function register_app($instance) {
global $setting;
$cSession = curl_init();
curl_setopt($cSession, CURLOPT_URL, "https://$instance/api/v1/apps");
curl_setopt($cSession, CURLOPT_RETURNTRANSFER, true);
curl_setopt($cSession, CURLOPT_HEADER, false);
curl_setopt($cSession, CURLOPT_POST, 1);
curl_setopt($cSession, CURLOPT_POSTFIELDS, http_build_query(array(
'client_name' => $setting['appname'],
'redirect_uris' => $setting['url'],
'scopes' => 'read write follow'
)));
$result = curl_exec($cSession);
curl_close($cSession);
return json_decode($result, true);
}
/* This function will fetch and render all the notifications since an $id
or get a list of all past notification ($max notifications specified)
*/
function getnotif($id = false, $max = false) {
global $srv;
global $token;
global $user_settings;
$n = "";
$notif = api_get("notifications?" . ($id == false ? "limit=9&" : "") . ($id != false ? ($max == true ? "max_id=$id" : "since_id=$id") : ""));
if (!empty($notif)) {
foreach ($notif as $post) {
if (!isset($post["type"])){
break;
}
$user = "<a class='link ldr uname' style='font-size:12px;' href='?user=" . $post['account']['id'] . "'>" . emojify($post['account']['display_name'], $post['account']['emojis'], 10) . "</a>";
$preview = "";
$buttons = "";
$media = "";
if ($post["type"] == "pleroma:emoji_reaction"){
continue;
}
switch ($post["type"]) {
case "mention":
if ($post['status']['in_reply_to_id'] == null) {
$type = "<span class='fontello' style='color:#62C2CC; font-size:10px;'>&#xf10d;</span>";
$string = "mentioned you in a post";
$preview = "<a style='text-decoration:none;' class='ldr text' href='?thread=" . $post['status']['id'] . "' target='_blank'><span style='display:block; opacity:1; font-size:10px; line-height:12px;'>" . emojify(strip_tags(trim($post['status']['content']) , '<br><br \>') , $post['status']['emojis'], 15) . "</span></a>";
$media = (!empty($post['status']['media_attachments']) ? "<a style='text-decoration:none;' class='ldr' href='?thread=" . $post['status']['id'] . "' target='_blank'><div style='flex: 0 0 60px; background-size:cover; background-image:url(" . $post['status']['media_attachments'][0]['url'] . ");'></div></a>" : "");
}
else {
$type = "<span class='fontello' style='color:#62C2CC; font-size:10px;'>&#xf112;</span>";
$string = "replied to your post";
$preview = "<a style='text-decoration:none;' class='ldr text' href='?thread=" . $post['status']['id'] . "' target='_blank'><span style='display:block; opacity:1; font-size:10px; line-height:12px;'>" . emojify(strip_tags(trim($post['status']['content']) , '<br><br \>') , $post['status']['emojis'], 15) . "</span></a>";
$media = (!empty($post['status']['media_attachments']) ? "<div style='flex: 0 0 60px; background-size:cover; background-image:url(" . $post['status']['media_attachments'][0]['url'] . ");'></div>" : "");
}
$array = $post['status']["mentions"];
$mentions = ($user_settings['acct'] == $post['status']['account']['acct'] ? "" : "@" . $post['status']['account']['acct']) . " ";
if (!empty($array)) {
foreach ($array as $mnt) {
if ($mnt['acct'] != $user_settings['acct']) {
$mentions .= "@" . $mnt['acct'] . " ";
}
}
}
$buttons = "<div class='post_buttons' id='" . $post['status']['id'] . "' style='position:absolute; right:10px; bottom:10px; border-radius:60px; padding:5px;'>
<div class='felem'><a onClick='return false' class='quickreply' id='" . $post['status']['id'] . "' data-mentions='" . $mentions . "' href='?thread=" . $post['status']['id'] . "' style='font-family:fontello'>&#xe824;</a></div>
<div class='felem'><a onClick='return false' class='" . ($post['status']['favourited'] == true ? "unfav" : "fav") . "' href='?action=fav&thread=" . $post['status']['id'] . "'" . " style='font-family:fontello'>&#xe802;</a></div>
<div class='felem'><a onClick='return false' " . ($post['status']['visibility'] == "public" || $post['status']['visibility'] == "unlisted" ? "class='" . ($post['status']['reblogged'] == true ? "unreblog" : "reblog") . "' href='?action=reblog&thread=" . $post['status']['id'] . "'" : "") . " style='font-family:fontello'>&#xe83a;</a></div></div>";
break;
case "favourite":
$type = "<span class='fontello' style='color:#F17022; font-size:10px;'>&#xe802;</span>";
$string = "favourited your post";
$preview = "<a style='text-decoration:none;' class='ldr text' href='?thread=" . $post['status']['id'] . "' target='_blank'><span style='display:block; opacity:1; font-size:10px; line-height:12px;'>" . (!empty($post['status']['content']) ? emojify(strip_tags(trim($post['status']['content']) , '<br><br \>') , $post['status']['emojis'], 15) : "Favourited your image") . "</span></a>";
$media = (!empty($post['status']['media_attachments']) ? "<div style='flex: 0 0 60px; background-size:cover; background-image:url(" . $post['status']['media_attachments'][0]['url'] . ");'></div>" : "");
break;
case "reblog":
$type = "<span class='fontello' style='color:#D1DC29; font-size:10px;'>&#xe826;</span>";
$string = "reblogged your post";
$preview = "<a style='text-decoration:none;' class='ldr text' href='?thread=" . $post['status']['id'] . "' target='_blank'><span style='display:block; opacity:1; font-size:10px; line-height:12px;'>" . (!empty($post['status']['content']) ? emojify(strip_tags(trim($post['status']['content']) , '<br><br \>') , $post['status']['emojis'], 15) : "Reblogged your image") . "</span></a>";
@$media = (!is_null($post['status']['media_attachments']) ? "<div style='flex: 0 0 60px; background-size:cover; background-image:url(" . $post['status']['media_attachments'][0]['url'] . ");'></div>" : "");
break;
case "follow":
list($info, $rel) = user_info($post["account"]["id"]);
$type = "<span class='fontello' style='color:#FDB813; font-size;10px;'>&#xf234;</span>";
$preview = "started following you";
if ($rel[0]['following']) {
$label = "&#xe80c; Following";
$class = "unfollow";
}
else {
if ($info['locked']) {
if ($rel[0]['requested']) {
$label = "&#xe806; Follow Requested";
$class = "unfollow";
}
else {
$label = "&#xe806; Request Follow";
$class = "follow";
}
}
else {
$label = "&#xf234; Follow";
$class = "follow";
}
}
$buttons .= "<div class='post_buttons' style='position:absolute; right:10px; bottom:10px; border-radius:60px; padding:5px;'><span id='" . $info['id'] . "' class='profileButton $class' style='background-color:white; font-family:sans,fontello ;font-size:13px;'>$label</span></div>";
break;
}
$n .= "
<div class='notif " . ($id == false ? "" : "new") . "' id='" . $post['id'] . "'>
<div class='notifContents'>
<div style='flex: 0 0 60px; background-size:cover; background-image:url(" . $post['account']['avatar'] . "); border-radius:5px;'></div>
<div style='flex: 1; padding-left:5px; padding-right:5px; word-break: break-word; overflow:hidden;'>
<span>$type <span style='font-size:12px; font-weight:bold;'>$user</span></span>
" . trim($preview) . "
$buttons
</div>
$media
</div>
</div>
";
}
return $n;
}
}
/* this function will get all the notes (reblogs and favs) that has an specified post */
function getnotes($thread) {
global $user_settings;
global $token;
global $srv;
global $setting;
global $logedin;
@$reb = array(
json_decode(file_get_contents("https://$srv/api/v1/statuses/" . $thread . "/reblogged_by") , true)
);
@$fab = array(
json_decode(file_get_contents("https://$srv/api/v1/statuses/" . $thread . "/favourited_by") , true)
);
$limit = (count($reb[0]) > count($fab[0]) ? count($reb[0]) - 1 : count($fab[0]) - 1);
$notes = array();
$index = 0;
for ($i = 0;$i <= $limit;$i++) {
if (isset($reb[0][$i])) {
$notes[$index][0] = "reb";
$notes[$index][1] = $reb[0][$i];
$index++;
}
if (isset($fab[0][$i])) {
$notes[$index][0] = "fav";
$notes[$index][1] = $fab[0][$i];
$index++;
}
}
return $notes;
}
/* this function will fetch all the replies that a post have
or will fetch only the ones after a specified ($since) post id
*/
function getreplies($thread, $since = false) {
global $user_settings;
global $token;
global $srv;
global $setting;
global $logedin;
$context = json_decode(context($thread) , true);
$array = array();
if (!empty($context['ancestors'])) {
if ($since == false) {
foreach ($context['ancestors'] as $elem) {
$elem['type'] = 'ancestor';
$array[] = $elem;
}
}
}
$flag = 0;
if (!empty($context['descendants'])) {
foreach ($context['descendants'] as $elem) {
if (($since != false && $flag == 1) || $since == false) {
$elem['type'] = 'descendant';
$array[] = $elem;
}
if ($since != false && $elem['id'] == $since) {
$flag = 1;
}
}
}
$replies = array();
foreach ($array as $item) {
$reply['mode'] = "";
if ($item['type'] == 'ancestor') {
$reply['mode'] = "ancestor";
}
$replies[] = array(
'mode' => $reply['mode'],
'content' => $item
);
}
return $replies;
}
/* this function takes some options from the init.php file and the user_settings cookie
and fetches all the posts of the appropiate timeline */
function timeline($query) {
global $token;
global $srv;
$notes = "";
$media = ($query['text'] == "on" ? "" : "&only_media=true");
$next = ($query['next'] ? "&max_id=" . $query['next'] : ($query['since'] ? "&since_id=" . $query['since'] : ""));
switch ($query['mode']) {
case "home":
$array = api_get("timelines/home?limit=25{$media}{$next}");
break;
case "federated":
$array = api_get("timelines/public?limit=25{$media}{$next}");
break;
case "tag":
$array = api_get("timelines/tag/" . $query['tag'] . "?limit=25{$media}{$next}");
break;
case "local":
$array = api_get("timelines/public?limit=25&local=true{$media}{$next}");
break;
case "user":
$array = api_get("accounts/" . $query['user'] . "/statuses?limit=25{$media}{$next}");
break;
case "thread":
$array = array(
api_get("statuses/" . $query['thread'])
);
break;
case "favourites":
$array = api_get("favourites?limit=25{$media}{$next}");
break;
case "direct":
$array = api_get("timelines/direct?limit=25{$next}");
break;
case "list":
$array = api_get("timelines/list/" . $query['list'] . "?limit=25{$next}");
break;
case "bookmarks":
$array = api_get("bookmarks?limit=25{$next}");
break;
case "account":
$info = api_get("accounts/verify_credentials");
$array = api_get("accounts/" . $info['id'] . "/statuses?limit=25{$media}{$next}");
break;
default:
$array = api_get("timelines/public?limit=25{$media}{$next}");
break;
}
if (!is_array($array)) {
return false;
}
$next = end($array) ['id'];
$thread = array();
foreach ($array as $elem) {
if ($query['replies'] == "on" || $query['mode'] == "thread") {
$thread[] = $elem;
}
else {
if ($elem['in_reply_to_id'] == null) {
$thread[] = $elem;
}
}
}
return array(
$thread,
$next
);
}
/* this function takes in a whole post entity and spits out the HTMLfied text of the post
with the urls and @handles linkified and all the emojis replaced */
function processText($elem) {
global $user_settings;
require_once "vendor/simple_html_dom.php";
$content = trim(html_entity_decode($elem['content'],ENT_QUOTES));
if (!empty($content)) {
$html = str_get_html($content);
foreach ($html->find('a') as $lnk) {
foreach ($elem['media_attachments'] as $f) {
if (is_numeric(strpos($f['description'],explode("",$lnk->innertext)[0]))) {
$content = str_replace($lnk->outertext . "<br/>", null, $content);
$content = str_replace("<br/>" . $lnk->outertext, null, $content);
$content = str_replace($lnk->outertext, null, $content);
}
}
if (is_numeric(strpos($lnk->href, $user_settings['instance'])) || in_array($lnk->class, array(
"u-url mention",
"hashtag"
)) || $lnk->rel == "tag") {
$content = str_replace($lnk->outertext, $lnk->innertext, $content);
}
else {
$prv = $lnk->outertext;
$lnk->target = '_blank';
$lnk->class = 'link external';
$content = str_replace($prv, $lnk->outertext, $content);
}
}
}
$result = strip_tags($content, '<br><p><strong><a><em><strike>');
$result = str_replace('<br />', ' <br>', $result);
//$result = str_replace('&#39;', "'", $result);
foreach ($elem['mentions'] as $mention) {
$result = str_replace("@" . $mention['username'], "<span class='user' id='" . $mention['id'] . "'><a href='?user=" . $mention['id'] . "' class='link ldr' onClick='return false;'>@" . $mention['username'] . "</a></span>", $result);
}
//$result = preg_replace("/(?<!=\")(\b[\w]+:\/\/[\w-?&;#~=\.\/\@]+[\w\/])/", "<a target=\"_blank\" class='external' style='color:navy;' href=\"$1\">$1</a>", $result);
$result = emojify($result, $elem['emojis']);
$result = preg_replace("/#([A-Za-z0-9\/\.]*)/", "<a class='ldr' href=\"./?tag=$1\"><b>#$1</b></a>", $result);
return $result;
}
/* function used in the process of uploading a file */
function get_mime($filename) {
$result = new finfo();
if (is_resource($result) === true) {
return $result->file($filename, FILEINFO_MIME_TYPE);
}
return false;
}
function sanitize($text){
return preg_replace("/[^a-zA-Z0-9]+/", "", $text);
}
function themes($mode,$name = false){
global $user_settings;
switch ($mode){
case "list":
$themes = scandir("themes/");
$themelist = array();
foreach ($themes as $elem){
if ($elem != ".." && $elem != "." && $elem != "custom"){
$themelist[] = $elem;
}
}
return $themelist;
case "file":
$theme = sanitize($user_settings['theme']);
//if (file_exists("themes/$theme/$name")){
return "themes/$theme/$name";
//}
case "get":
$theme = sanitize($user_settings['theme']);
//if (file_exists("themes/$theme/$name")){
return file_get_contents("themes/$theme/$name");
//}
}
}