add_hooks(); $this->options = (array) get_option( 'simple_local_avatars' ); $this->user_key = 'simple_local_avatar'; $this->rating_key = 'simple_local_avatar_rating'; $this->avatar_ratings = array( 'G' => __( 'G — Suitable for all audiences', 'simple-local-avatars' ), 'PG' => __( 'PG — Possibly offensive, usually for audiences 13 and above', 'simple-local-avatars' ), 'R' => __( 'R — Intended for adult audiences above 17', 'simple-local-avatars' ), 'X' => __( 'X — Even more mature than above', 'simple-local-avatars' ), ); if ( ! $this->is_avatar_shared() // Are we sharing avatars? && ( ( // And either an ajax request not in the network admin. defined( 'DOING_AJAX' ) && DOING_AJAX && isset( $_SERVER['HTTP_REFERER'] ) && ! preg_match( '#^' . network_admin_url() . '#i', $_SERVER['HTTP_REFERER'] ) ) || ( // Or normal request not in the network admin. ( ! defined( 'DOING_AJAX' ) || ! DOING_AJAX ) && ! is_network_admin() ) ) && is_multisite() ) { $this->user_key = sprintf( $this->user_key . '_%d', get_current_blog_id() ); $this->rating_key = sprintf( $this->rating_key . '_%d', get_current_blog_id() ); } } /** * Register actions and filters. */ public function add_hooks() { global $pagenow; add_filter( 'plugin_action_links_' . SLA_PLUGIN_BASENAME, array( $this, 'plugin_filter_action_links' ) ); add_filter( 'pre_get_avatar_data', array( $this, 'get_avatar_data' ), 10, 2 ); add_filter( 'pre_option_simple_local_avatars', array( $this, 'pre_option_simple_local_avatars' ), 10, 1 ); add_action( 'admin_init', array( $this, 'admin_init' ) ); // Load the JS on BE & FE both, in order to support third party plugins like bbPress. add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_scripts' ) ); add_action( 'admin_enqueue_scripts', array( $this, 'enqueue_scripts' ) ); add_action( 'show_user_profile', array( $this, 'edit_user_profile' ) ); add_action( 'edit_user_profile', array( $this, 'edit_user_profile' ) ); add_action( 'personal_options_update', array( $this, 'edit_user_profile_update' ) ); add_action( 'edit_user_profile_update', array( $this, 'edit_user_profile_update' ) ); add_action( 'admin_action_remove-simple-local-avatar', array( $this, 'action_remove_simple_local_avatar' ) ); add_action( 'wp_ajax_assign_simple_local_avatar_media', array( $this, 'ajax_assign_simple_local_avatar_media' ) ); add_action( 'wp_ajax_remove_simple_local_avatar', array( $this, 'action_remove_simple_local_avatar' ) ); add_action( 'user_edit_form_tag', array( $this, 'user_edit_form_tag' ) ); add_action( 'rest_api_init', array( $this, 'register_rest_fields' ) ); add_action( 'wp_ajax_migrate_from_wp_user_avatar', array( $this, 'ajax_migrate_from_wp_user_avatar' ) ); if ( defined( 'WP_CLI' ) && WP_CLI ) { WP_CLI::add_command( 'simple-local-avatars migrate wp-user-avatar', array( $this, 'wp_cli_migrate_from_wp_user_avatar' ) ); } add_action( 'wp_ajax_sla_clear_user_cache', array( $this, 'sla_clear_user_cache' ) ); add_filter( 'avatar_defaults', array( $this, 'add_avatar_default_field' ) ); add_action( 'wpmu_new_blog', array( $this, 'set_defaults' ) ); if ( 'profile.php' === $pagenow ) { add_filter( 'media_view_strings', function ( $strings ) { $strings['skipCropping'] = esc_html__( 'Default Crop', 'simple-local-avatars' ); return $strings; }, 10, 1 ); } } /** * Determine if plugin is network activated. * * @param string $plugin The plugin slug to check. * * @return boolean */ public static function is_network( $plugin ) { $plugins = get_site_option( 'active_sitewide_plugins', array() ); if ( is_multisite() && isset( $plugins[ $plugin ] ) ) { return true; } return false; } /** * Get current plugin network mode */ public function get_network_mode() { if ( SLA_IS_NETWORK ) { return get_site_option( 'simple_local_avatars_mode', 'default' ); } return 'default'; } /** * Determines if settings handling is enforced on a network level * * Important: this is only meant for admin UI purposes. * * @return boolean */ public function is_enforced() { if ( ( ! is_network_admin() && ( SLA_IS_NETWORK && 'enforce' === $this->get_network_mode() ) ) ) { return true; } return false; } /** * Determine if avatars should be shared * * @return boolean */ public function is_avatar_shared() { if ( is_multisite() // Are we on multisite. && ! isset( $this->options['shared'] ) // And our shared option doesn't exist. || ( isset( $this->options['shared'] ) // Or our shared option is set. && 1 === $this->options['shared'] ) ) { return true; } return false; } /** * Add the settings action link to the plugin page. * * @param array $links The Action links for the plugin. * * @return array */ public function plugin_filter_action_links( $links ) { if ( ! is_array( $links ) ) { return $links; } $links['settings'] = sprintf( ' %s ', esc_url( admin_url( 'options-discussion.php' ) ), __( 'Settings', 'simple-local-avatars' ) ); return $links; } /** * Retrieve the local avatar for a user who provided a user ID, email address or post/comment object. * * @param string $avatar Avatar return by original function * @param int|string|object $id_or_email A user ID, email address, or post/comment object * @param int $size Size of the avatar image * @param string $default URL to a default image to use if no avatar is available * @param string $alt Alternative text to use in image tag. Defaults to blank * @param array $args Optional. Extra arguments to retrieve the avatar. * * @return string tag for the user's avatar */ public function get_avatar( $avatar = '', $id_or_email = '', $size = 96, $default = '', $alt = '', $args = array() ) { return apply_filters( 'simple_local_avatar', get_avatar( $id_or_email, $size, $default, $alt, $args ) ); } /** * Filter avatar data early to add avatar url if needed. This filter hooks * before Gravatar setup to prevent wasted requests. * * @since 2.2.0 * * @param array $args Arguments passed to get_avatar_data(), after processing. * @param mixed $id_or_email The Gravatar to retrieve. Accepts a user ID, Gravatar MD5 hash, * user email, WP_User object, WP_Post object, or WP_Comment object. */ public function get_avatar_data( $args, $id_or_email ) { if ( ! empty( $args['force_default'] ) ) { return $args; } $simple_local_avatar_url = $this->get_simple_local_avatar_url( $id_or_email, $args['size'] ); if ( $simple_local_avatar_url ) { $args['url'] = $simple_local_avatar_url; } // Local only mode if ( ! $simple_local_avatar_url && ! empty( $this->options['only'] ) ) { $args['url'] = $this->get_default_avatar_url( $args['size'] ); } if ( ! empty( $args['url'] ) ) { $args['found_avatar'] = true; // If custom alt text isn't passed, pull alt text from the local image. if ( empty( $args['alt'] ) ) { $args['alt'] = $this->get_simple_local_avatar_alt( $id_or_email ); } } return $args; } /** * Get a user ID from certain possible values. * * @since 2.5.0 * * @param mixed $id_or_email The Gravatar to retrieve. Accepts a user ID, Gravatar MD5 hash, * user email, WP_User object, WP_Post object, or WP_Comment object. * @return int|false */ public function get_user_id( $id_or_email ) { $user_id = false; if ( is_numeric( $id_or_email ) ) { $user_id = (int) $id_or_email; } elseif ( is_object( $id_or_email ) && ! empty( $id_or_email->user_id ) ) { $user_id = (int) $id_or_email->user_id; } elseif ( $id_or_email instanceof WP_Post && ! empty( $id_or_email->post_author ) ) { $user_id = (int) $id_or_email->post_author; } elseif ( is_string( $id_or_email ) ) { $user = get_user_by( 'email', $id_or_email ); $user_id = $user ? $user->ID : ''; } return $user_id; } /** * Get local avatar url. * * @since 2.2.0 * * @param mixed $id_or_email The Gravatar to retrieve. Accepts a user ID, Gravatar MD5 hash, * user email, WP_User object, WP_Post object, or WP_Comment object. * @param int $size Requested avatar size. */ public function get_simple_local_avatar_url( $id_or_email, $size ) { $user_id = $this->get_user_id( $id_or_email ); if ( empty( $user_id ) ) { return ''; } // Fetch local avatar from meta and make sure it's properly set. $local_avatars = get_user_meta( $user_id, $this->user_key, true ); if ( empty( $local_avatars['full'] ) ) { return ''; } // check rating $avatar_rating = get_user_meta( $user_id, $this->rating_key, true ); $site_rating = get_option( 'avatar_rating' ); if ( ! empty( $avatar_rating ) && 'G' !== $avatar_rating && $site_rating ) { $ratings = array_keys( $this->avatar_ratings ); $site_rating_weight = array_search( $site_rating, $ratings, true ); $avatar_rating_weight = array_search( $avatar_rating, $ratings, true ); if ( false !== $avatar_rating_weight && $avatar_rating_weight > $site_rating_weight ) { return ''; } } // handle "real" media if ( ! empty( $local_avatars['media_id'] ) ) { // If using shared avatars, make sure we validate the URL on the main site. if ( $this->is_avatar_shared() ) { $origin_blog_id = isset( $local_avatars['blog_id'] ) && ! empty( $local_avatars['blog_id'] ) ? $local_avatars['blog_id'] : get_main_site_id(); switch_to_blog( $origin_blog_id ); } $avatar_full_path = get_attached_file( $local_avatars['media_id'] ); if ( $this->is_avatar_shared() ) { restore_current_blog(); } // has the media been deleted? if ( ! $avatar_full_path ) { return ''; } } $size = (int) $size; // Generate a new size. if ( ! array_key_exists( $size, $local_avatars ) ) { $local_avatars[ $size ] = $local_avatars['full']; // just in case of failure elsewhere // allow automatic rescaling to be turned off if ( apply_filters( 'simple_local_avatars_dynamic_resize', true ) ) : $upload_path = wp_upload_dir(); // get path for image by converting URL, unless its already been set, thanks to using media library approach if ( ! isset( $avatar_full_path ) ) { $avatar_full_path = str_replace( $upload_path['baseurl'], $upload_path['basedir'], $local_avatars['full'] ); } // generate the new size $editor = wp_get_image_editor( $avatar_full_path ); if ( ! is_wp_error( $editor ) ) { $resized = $editor->resize( $size, $size, true ); if ( ! is_wp_error( $resized ) ) { $dest_file = $editor->generate_filename(); $saved = $editor->save( $dest_file ); if ( ! is_wp_error( $saved ) ) { // Transform the destination file path into URL. $dest_file_url = ''; if ( false !== strpos( $dest_file, $upload_path['basedir'] ) ) { $dest_file_url = str_replace( $upload_path['basedir'], $upload_path['baseurl'], $dest_file ); } else if ( is_multisite() && false !== strpos( $dest_file, ABSPATH . 'wp-content/uploads' ) ) { $dest_file_url = str_replace( ABSPATH . 'wp-content/uploads', network_site_url( '/wp-content/uploads' ), $dest_file ); } $local_avatars[ $size ] = $dest_file_url; } } } // save updated avatar sizes update_user_meta( $user_id, $this->user_key, $local_avatars ); endif; } if ( 'http' !== substr( $local_avatars[ $size ], 0, 4 ) ) { $local_avatars[ $size ] = home_url( $local_avatars[ $size ] ); } return esc_url( $local_avatars[ $size ] ); } /** * Get local avatar alt text. * * @since 2.5.0 * * @param mixed $id_or_email The Gravatar to retrieve. Accepts a user ID, Gravatar MD5 hash, * user email, WP_User object, WP_Post object, or WP_Comment object. * @return string */ public function get_simple_local_avatar_alt( $id_or_email ) { $user_id = $this->get_user_id( $id_or_email ); if ( empty( $user_id ) ) { return ''; } // Fetch local avatar from meta and make sure we have a media ID. $local_avatars = get_user_meta( $user_id, 'simple_local_avatar', true ); if ( empty( $local_avatars['media_id'] ) ) { return ''; } return esc_attr( get_post_meta( $local_avatars['media_id'], '_wp_attachment_image_alt', true ) ); } /** * Get default avatar url * * @since 2.2.0 * * @param int $size Requested avatar size. */ public function get_default_avatar_url( $size ) { if ( empty( $default ) ) { $avatar_default = get_option( 'avatar_default' ); if ( empty( $avatar_default ) ) { $default = 'mystery'; } else { $default = $avatar_default; } } $host = is_ssl() ? 'https://secure.gravatar.com' : 'http://0.gravatar.com'; if ( 'mystery' === $default ) { $default = "$host/avatar/ad516503a11cd5ca435acc9bb6523536?s={$size}"; // ad516503a11cd5ca435acc9bb6523536 == md5('unknown@gravatar.com') } elseif ( 'blank' === $default ) { $default = includes_url( 'images/blank.gif' ); } elseif ( 'gravatar_default' === $default ) { $default = "$host/avatar/?s={$size}"; } elseif ( 'simple_local_avatar' === $default ) { $default = "$host/avatar/?d=$default&s={$size}"; $default_avatar_id = get_option( 'simple_local_avatar_default', '' ); if ( ! empty( $default_avatar_id ) ) { $default = wp_get_attachment_image_url( $default_avatar_id ); } } else { $default = "$host/avatar/?d=$default&s={$size}"; } return $default; } /** * Register admin settings. */ public function admin_init() { // upgrade pre 2.0 option $old_ops = get_option( 'simple_local_avatars_caps' ); if ( $old_ops ) { if ( ! empty( $old_ops['simple_local_avatars_caps'] ) ) { update_option( 'simple_local_avatars', array( 'caps' => 1 ) ); } delete_option( 'simple_local_avatar_caps' ); } register_setting( 'discussion', 'simple_local_avatars', array( $this, 'sanitize_options' ) ); add_settings_field( 'simple-local-avatars-only', __( 'Local Avatars Only', 'simple-local-avatars' ), array( $this, 'avatar_settings_field' ), 'discussion', 'avatars', array( 'class' => 'simple-local-avatars', 'key' => 'only', 'desc' => __( 'Only allow local avatars (still uses Gravatar for default avatars)', 'simple-local-avatars' ), ) ); add_settings_field( 'simple-local-avatars-caps', __( 'Local Upload Permissions', 'simple-local-avatars' ), array( $this, 'avatar_settings_field' ), 'discussion', 'avatars', array( 'class' => 'simple-local-avatars', 'key' => 'caps', 'desc' => __( 'Only allow users with file upload capabilities to upload local avatars (Authors and above)', 'simple-local-avatars' ), ) ); if ( is_multisite() ) { add_settings_field( 'simple-local-avatars-shared', __( 'Shared network avatars', 'simple-local-avatars' ), array( $this, 'avatar_settings_field' ), 'discussion', 'avatars', array( 'class' => 'simple-local-avatars', 'key' => 'shared', 'desc' => __( 'Uploaded avatars will be shared across the entire network, instead of being unique per site', 'simple-local-avatars' ), 'default' => 1, ) ); } add_action( 'load-options-discussion.php', array( $this, 'load_discussion_page' ) ); // This is for network site settings. if ( SLA_IS_NETWORK && is_network_admin() ) { add_action( 'load-settings.php', array( $this, 'load_network_settings' ) ); } add_settings_field( 'simple-local-avatars-migration', __( 'Migrate Other Local Avatars', 'simple-local-avatars' ), array( $this, 'migrate_from_wp_user_avatar_settings_field' ), 'discussion', 'avatars' ); add_settings_field( 'simple-local-avatars-clear', esc_html__( 'Clear local avatar cache', 'simple-local-avatars' ), array( $this, 'avatar_settings_field' ), 'discussion', 'avatars', array( 'key' => 'clear_cache', 'desc' => esc_html__( 'Clear cache of stored avatars', 'simple-local-avatars' ), ) ); // Save default avatar file. $this->save_default_avatar_file_id(); } /** * Fire code on the Discussion page */ public function load_discussion_page() { add_action( 'admin_print_styles', array( $this, 'admin_print_styles' ) ); add_filter( 'admin_body_class', array( $this, 'admin_body_class' ) ); } /** * Load needed hooks to handle network settings */ public function load_network_settings() { $this->options = (array) get_site_option( 'simple_local_avatars', array() ); add_action( 'wpmu_options', array( $this, 'show_network_settings' ) ); add_action( 'update_wpmu_options', array( $this, 'save_network_settings' ) ); } /** * Show the network settings */ public function show_network_settings() { $mode = $this->get_network_mode(); ?>



avatar_settings_field( array( 'key' => 'only', 'desc' => __( 'Only allow local avatars (still uses Gravatar for default avatars) ', 'simple-local-avatars' ), ) ); ?>
avatar_settings_field( array( 'key' => 'caps', 'desc' => __( 'Only allow users with file upload capabilities to upload local avatars (Authors and above)', 'simple-local-avatars' ), ) ); ?>
avatar_settings_field( array( 'key' => 'shared', 'desc' => __( 'Uploaded avatars will be shared across the entire network, instead of being unique per site', 'simple-local-avatars' ), 'default' => 1, ) ); ?>
remove_nonce = wp_create_nonce( 'remove_simple_local_avatar_nonce' ); wp_enqueue_script( 'simple-local-avatars', plugins_url( '', dirname( __FILE__ ) ) . '/dist/simple-local-avatars.js', array( 'jquery' ), SLA_VERSION, true ); wp_localize_script( 'simple-local-avatars', 'i10n_SimpleLocalAvatars', array( 'ajaxurl' => admin_url( 'admin-ajax.php' ), 'user_id' => $user_id, 'insertIntoPost' => __( 'Set as avatar', 'simple-local-avatars' ), 'selectCrop' => __( 'Select avatar and Crop', 'simple-local-avatars' ), 'deleteNonce' => $this->remove_nonce, 'cacheNonce' => wp_create_nonce( 'sla_clear_cache_nonce' ), 'mediaNonce' => wp_create_nonce( 'assign_simple_local_avatar_nonce' ), 'migrateFromWpUserAvatarNonce' => wp_create_nonce( 'migrate_from_wp_user_avatar_nonce' ), 'clearCacheError' => esc_html__( 'Something went wrong while clearing cache, please try again.', 'simple-local-avatars' ), 'insertMediaTitle' => esc_html__( 'Choose default avatar', 'simple-local-avatars' ), 'migrateFromWpUserAvatarSuccess' => __( 'Number of avatars successfully migrated from WP User Avatar', 'simple-local-avatars' ), 'migrateFromWpUserAvatarFailure' => __( 'No avatars were migrated from WP User Avatar.', 'simple-local-avatars' ), 'migrateFromWpUserAvatarProgress' => __( 'Migration in progress.', 'simple-local-avatars' ), ) ); } /** * Sanitize new settings field before saving * * @param array|string $input Passed input values to sanitize * @return array|string Sanitized input fields */ public function sanitize_options( $input ) { $new_input['caps'] = empty( $input['caps'] ) ? 0 : 1; $new_input['only'] = empty( $input['only'] ) ? 0 : 1; if ( is_multisite() ) { $new_input['shared'] = empty( $input['shared'] ) ? 0 : 1; } return $new_input; } /** * Settings field for avatar upload capabilities * * @param array $args Field arguments */ public function avatar_settings_field( $args ) { $args = wp_parse_args( $args, array( 'key' => '', 'desc' => '', 'default' => 0, ) ); if ( ! isset( $this->options[ $args['key'] ] ) ) { $this->options[ $args['key'] ] = $args['default']; } if ( 'clear_cache' !== $args['key'] ) { echo ' '; } else { echo '
'; echo ''; } // Output warning if needed. if ( SLA_IS_NETWORK // If network activated. && $this->is_enforced() // And in enforce mode. && 'shared' === $args['key'] // And we are displaying the last setting. ) { echo '

' . esc_html__( 'Simple Local Avatar settings are currently enforced across all sites on the network.', 'simple-local-avatars' ) . '

'; } } /** * Settings field for migrating avatars away from WP User Avatar */ public function migrate_from_wp_user_avatar_settings_field() { printf( '

', esc_attr( 'simple-local-avatars-migrate-from-wp-user-avatar' ), esc_html__( 'Migrate avatars from WP User Avatar to Simple Local Avatars', 'simple-local-avatars' ) ); } /** * Output new Avatar fields to user editing / profile screen * * @param object $profileuser User object */ public function edit_user_profile( $profileuser ) { ?>

ID ) ); remove_filter( 'pre_option_avatar_rating', '__return_null' ); ?> options['caps'] ); } if ( $upload_rights ) { do_action( 'simple_local_avatar_notices' ); wp_nonce_field( 'simple_local_avatar_nonce', '_simple_local_avatar_nonce', false ); $remove_url = add_query_arg( array( 'action' => 'remove-simple-local-avatar', 'user_id' => $profileuser->ID, '_wpnonce' => $this->remove_nonce, ) ); ?>


  simple_local_avatar ) ? ' style="display:none;"' : ''; ?>>

simple_local_avatar ) ) { echo '' . esc_html__( 'No local avatar is set. Set up your avatar at Gravatar.com.', 'simple-local-avatars' ) . ''; } else { echo '' . esc_html__( 'You do not have media management permissions. To change your local avatar, contact the blog administrator.', 'simple-local-avatars' ) . ''; } } ?>
simple_local_avatar ) ); ?>> update_avatar_ratings(); if ( empty( $profileuser->simple_local_avatar_rating ) || ! array_key_exists( $profileuser->simple_local_avatar_rating, $this->avatar_ratings ) ) { $profileuser->simple_local_avatar_rating = 'G'; } foreach ( $this->avatar_ratings as $key => $rating ) : echo "\n\t
'; endforeach; ?>

avatar_delete( $user_id ); // delete old images if successful. $meta_value = array(); // set the new avatar if ( is_int( $url_or_media_id + 0 ) ) { $meta_value['media_id'] = $url_or_media_id; $url_or_media_id = wp_get_attachment_url( $url_or_media_id ); } $meta_value['full'] = $url_or_media_id; $meta_value['blog_id'] = get_current_blog_id(); update_user_meta( $user_id, $this->user_key, $meta_value ); // save user information (overwriting old). } /** * Save any changes to the user profile * * @param int $user_id ID of user being updated */ public function edit_user_profile_update( $user_id ) { // check nonces if ( empty( $_POST['_simple_local_avatar_nonce'] ) || ! wp_verify_nonce( $_POST['_simple_local_avatar_nonce'], 'simple_local_avatar_nonce' ) ) { return; } // check for uploaded files if ( ! empty( $_FILES['simple-local-avatar']['name'] ) ) : // need to be more secure since low privelege users can upload if ( false !== strpos( $_FILES['simple-local-avatar']['name'], '.php' ) ) { $this->avatar_upload_error = __( 'For security reasons, the extension ".php" cannot be in your file name.', 'simple-local-avatars' ); add_action( 'user_profile_update_errors', array( $this, 'user_profile_update_errors' ) ); return; } // front end (theme my profile etc) support if ( ! function_exists( 'media_handle_upload' ) ) { include_once ABSPATH . 'wp-admin/includes/media.php'; } // front end (plugin bbPress etc) support if ( ! function_exists( 'wp_handle_upload' ) ) { include_once ABSPATH . 'wp-admin/includes/file.php'; } if ( ! function_exists( 'wp_generate_attachment_metadata' ) ) { include_once ABSPATH . 'wp-admin/includes/image.php'; } // allow developers to override file size upload limit for avatars add_filter( 'upload_size_limit', array( $this, 'upload_size_limit' ) ); $this->user_id_being_edited = $user_id; // make user_id known to unique_filename_callback function $avatar_id = media_handle_upload( 'simple-local-avatar', 0, array(), array( 'mimes' => array( 'jpg|jpeg|jpe' => 'image/jpeg', 'gif' => 'image/gif', 'png' => 'image/png', ), 'test_form' => false, 'unique_filename_callback' => array( $this, 'unique_filename_callback' ), ) ); remove_filter( 'upload_size_limit', array( $this, 'upload_size_limit' ) ); if ( is_wp_error( $avatar_id ) ) { // handle failures. $this->avatar_upload_error = '' . __( 'There was an error uploading the avatar:', 'simple-local-avatars' ) . ' ' . esc_html( $avatar_id->get_error_message() ); add_action( 'user_profile_update_errors', array( $this, 'user_profile_update_errors' ) ); return; } $this->assign_new_user_avatar( $avatar_id, $user_id ); endif; // Handle ratings if ( isset( $avatar_id ) || get_user_meta( $user_id, $this->user_key, true ) ) { if ( empty( $_POST['simple_local_avatar_rating'] ) || ! array_key_exists( $_POST['simple_local_avatar_rating'], $this->avatar_ratings ) ) { $_POST['simple_local_avatar_rating'] = key( $this->avatar_ratings ); } update_user_meta( $user_id, $this->rating_key, $_POST['simple_local_avatar_rating'] ); } } /** * Allow developers to override the maximum allowable file size for avatar uploads * * @param int $bytes WordPress default byte size check * @return int Maximum byte size */ public function upload_size_limit( $bytes ) { return apply_filters( 'simple_local_avatars_upload_limit', $bytes ); } /** * Runs when a user clicks the Remove button for the avatar */ public function action_remove_simple_local_avatar() { if ( ! empty( $_GET['user_id'] ) && ! empty( $_GET['_wpnonce'] ) && wp_verify_nonce( $_GET['_wpnonce'], 'remove_simple_local_avatar_nonce' ) ) { $user_id = (int) $_GET['user_id']; if ( ! current_user_can( 'edit_user', $user_id ) ) { wp_die( esc_html__( 'You do not have permission to edit this user.', 'simple-local-avatars' ) ); } $this->avatar_delete( $user_id ); // delete old images if successful if ( defined( 'DOING_AJAX' ) && DOING_AJAX ) { echo wp_kses_post( get_simple_local_avatar( $user_id ) ); } } if ( defined( 'DOING_AJAX' ) && DOING_AJAX ) { die; } } /** * AJAX callback for assigning media ID fetched from media library to user */ public function ajax_assign_simple_local_avatar_media() { // check required information and permissions if ( empty( $_POST['user_id'] ) || empty( $_POST['media_id'] ) || ! current_user_can( 'upload_files' ) || ! current_user_can( 'edit_user', $_POST['user_id'] ) || empty( $_POST['_wpnonce'] ) || ! wp_verify_nonce( $_POST['_wpnonce'], 'assign_simple_local_avatar_nonce' ) ) { die; } $media_id = (int) $_POST['media_id']; $user_id = (int) $_POST['user_id']; // ensure the media is real is an image if ( wp_attachment_is_image( $media_id ) ) { $this->assign_new_user_avatar( $media_id, $user_id ); } echo wp_kses_post( get_simple_local_avatar( $user_id ) ); die; } /** * Delete avatars based on a user_id * * @param int $user_id User ID. */ public function avatar_delete( $user_id ) { $old_avatars = (array) get_user_meta( $user_id, $this->user_key, true ); if ( empty( $old_avatars ) ) { return; } // if it was uploaded media, don't erase the full size or try to erase an the ID if ( array_key_exists( 'media_id', $old_avatars ) ) { unset( $old_avatars['media_id'], $old_avatars['full'] ); } if ( ! empty( $old_avatars ) ) { $upload_path = wp_upload_dir(); foreach ( $old_avatars as $old_avatar ) { // derive the path for the file based on the upload directory $old_avatar_path = str_replace( $upload_path['baseurl'], $upload_path['basedir'], $old_avatar ); if ( file_exists( $old_avatar_path ) ) { unlink( $old_avatar_path ); } } } delete_user_meta( $user_id, $this->user_key ); delete_user_meta( $user_id, $this->rating_key ); } /** * Creates a unique, meaningful file name for uploaded avatars. * * @param string $dir Path for file * @param string $name Filename * @param string $ext File extension (e.g. ".jpg") * @return string Final filename */ public function unique_filename_callback( $dir, $name, $ext ) { $user = get_user_by( 'id', (int) $this->user_id_being_edited ); $name = $base_name = sanitize_file_name( $user->display_name . '_avatar_' . time() ); //phpcs:ignore // ensure no conflicts with existing file names $number = 1; while ( file_exists( $dir . "/$name$ext" ) ) { $name = $base_name . '_' . $number; $number ++; } return $name . $ext; } /** * Adds errors based on avatar upload problems. * * @param WP_Error $errors Error messages for user profile screen. */ public function user_profile_update_errors( WP_Error $errors ) { $errors->add( 'avatar_error', $this->avatar_upload_error ); } /** * Registers the simple_local_avatar field in the REST API. */ public function register_rest_fields() { register_rest_field( 'user', 'simple_local_avatar', array( 'get_callback' => array( $this, 'get_avatar_rest' ), 'update_callback' => array( $this, 'set_avatar_rest' ), 'schema' => array( 'description' => 'The users simple local avatar', 'type' => 'object', ), ) ); } /** * Returns the simple_local_avatar meta key for the given user. * * @param object $user User object */ public function get_avatar_rest( $user ) { $local_avatar = get_user_meta( $user['id'], $this->user_key, true ); if ( empty( $local_avatar ) ) { return; } return $local_avatar; } /** * Updates the simple local avatar from a REST request. * * Since we are just adding a field to the existing user endpoint * we don't need to worry about ensuring the calling user has proper permissions. * Only the user or an administrator would be able to change the avatar. * * @param array $input Input submitted via REST request. * @param object $user The user making the request. */ public function set_avatar_rest( $input, $user ) { $this->assign_new_user_avatar( $input['media_id'], $user->ID ); } /** * Short-circuit filter the `simple_local_avatars` option to match network if necessary * * @param bool $value Value of `simple_local_avatars` option, typically false. * * @return array */ public function pre_option_simple_local_avatars( $value ) { if ( SLA_IS_NETWORK && 'enforce' === $this->get_network_mode() ) { $value = get_site_option( 'simple_local_avatars', array() ); } return $value; } /** * Set plugin defaults for a new site * * @param int $blog_id Blog ID. */ public function set_defaults( $blog_id ) { if ( 'enforce' === $this->get_network_mode() ) { return; } switch_to_blog( $blog_id ); update_option( 'simple_local_avatars', $this->sanitize_options( $this->options ) ); restore_current_blog(); } /** * Add some basic styling on the Discussion page */ public function admin_print_styles() { ?> is_enforced() ) { $classes .= ' sla-enforced'; } return $classes; } /** * Overwriting existing avatar_ratings so this can be called just before the rating strings would be used so that * translations will work correctly. * Default text-domain because the strings have already been translated */ private function update_avatar_ratings() { $this->avatar_ratings = array( 'G' => __( 'G — Suitable for all audiences' ), 'PG' => __( 'PG — Possibly offensive, usually for audiences 13 and above' ), 'R' => __( 'R — Intended for adult audiences above 17' ), 'X' => __( 'X — Even more mature than above' ), ); } /** * Clear user cache. */ public function sla_clear_user_cache() { check_ajax_referer( 'sla_clear_cache_nonce', 'nonce' ); $step = isset( $_REQUEST['step'] ) ? intval( $_REQUEST['step'] ) : 1; // Setup defaults. $users_per_page = 50; $offset = ( $step - 1 ) * $users_per_page; $users_query = new \WP_User_Query( array( 'fields' => array( 'ID' ), 'number' => $users_per_page, 'offset' => $offset, ) ); // Total users in the site. $total_users = $users_query->get_total(); // Get the users. $users = $users_query->get_results(); if ( ! empty( $users ) ) { foreach ( $users as $user ) { $user_id = $user->ID; $local_avatars = get_user_meta( $user_id, 'simple_local_avatar', true ); $media_id = isset( $local_avatars['media_id'] ) ? $local_avatars['media_id'] : ''; $this->clear_user_avatar_cache( $local_avatars, $user_id, $media_id ); } wp_send_json_success( array( 'step' => $step + 1, 'message' => sprintf( /* translators: 1: Offset, 2: Total users */ esc_html__( 'Processing %1$s/%2$s users...', 'simple-local-avatars' ), $offset, $total_users ), ) ); } wp_send_json_success( array( 'step' => 'done', 'message' => sprintf( /* translators: %s Total users */ esc_html__( 'Completed clearing cache for all %s user(s) avatars.', 'simple-local-avatars' ), $total_users ), ) ); } /** * Clear avatar cache for given user. * * @param array $local_avatars Local avatars. * @param int $user_id User ID. * @param mixed $media_id Media ID. */ private function clear_user_avatar_cache( $local_avatars, $user_id, $media_id ) { if ( ! empty( $media_id ) ) { // In order to support WP 4.9. if ( function_exists( 'wp_get_original_image_path' ) ) { $file_name_data = pathinfo( wp_get_original_image_path( $media_id ) ); } else { $file_name_data = pathinfo( get_attached_file( $media_id ) ); } $file_dir_name = $file_name_data['dirname']; $file_name = $file_name_data['filename']; $file_ext = $file_name_data['extension']; foreach ( $local_avatars as $local_avatars_key => $local_avatar_value ) { if ( ! in_array( $local_avatars_key, [ 'media_id', 'full' ], true ) ) { $file_size_path = sprintf( '%1$s/%2$s-%3$sx%3$s.%4$s', $file_dir_name, $file_name, $local_avatars_key, $file_ext ); if ( ! file_exists( $file_size_path ) ) { unset( $local_avatars[ $local_avatars_key ] ); } } } // Update meta, remove sizes that don't exist. update_user_meta( $user_id, 'simple_local_avatar', $local_avatars ); } } /** * Add default avatar upload file field. * * @param array $defaults Default options for avatar. * * @return array Default options of avatar. */ public function add_avatar_default_field( $defaults ) { if ( ! did_action( 'wp_enqueue_media' ) ) { wp_enqueue_media(); } $default_avatar_file_url = ''; $default_avatar_file_id = get_option( 'simple_local_avatar_default', '' ); if ( ! empty( $default_avatar_file_id ) ) { $default_avatar_file_url = wp_get_attachment_image_url( $default_avatar_file_id ); } ob_start(); ?> blog_id = 1; $sites = array( $site ); } // Bail early if we don't find sites. if ( empty( $sites ) ) { return $count; } foreach ( $sites as $site ) { // Get the blog ID to use in the meta key and user query. $blog_id = isset( $site->blog_id ) ? $site->blog_id : 1; // Get the name of the meta key for WP User Avatar. $meta_key = $wpdb->get_blog_prefix( $blog_id ) . 'user_avatar'; // Get processed users from database. $migrations = get_option( 'simple_local_avatars_migrations', array() ); $processed_users = isset( $migrations['wp_user_avatar'] ) ? $migrations['wp_user_avatar'] : array(); // Get all users that have a local avatar. $users = get_users( array( 'blog_id' => $blog_id, 'exclude' => $processed_users, 'meta_key' => $meta_key, 'meta_compare' => 'EXISTS', ) ); // Bail early if we don't find users. if ( empty( $users ) ) { continue; } foreach ( $users as $user ) { // Get the existing avatar media ID. $avatar_id = get_user_meta( $user->ID, $meta_key, true ); // Attach the user and media to Simple Local Avatars. $sla = new Simple_Local_Avatars(); $sla->assign_new_user_avatar( (int) $avatar_id, $user->ID ); // Check that it worked. $is_migrated = get_user_meta( $user->ID, 'simple_local_avatar', true ); if ( ! empty( $is_migrated ) ) { // Build array of user IDs. $migrations['wp_user_avatar'][] = $user->ID; // Record the user IDs so we don't process a second time. $is_saved = update_option( 'simple_local_avatars_migrations', $migrations ); // Record how many avatars we migrate to be used in our messaging. if ( $is_saved ) { $count ++; } } } } return $count; } /** * Migrate the user's avatar data away from WP User Avatar/ProfilePress via the dashboard. * * Sends the number of avatars processed back to the AJAX response before stopping execution. * * @return void */ public function ajax_migrate_from_wp_user_avatar() { // Bail early if nonce is not available. if ( empty( sanitize_text_field( $_POST['migrateFromWpUserAvatarNonce'] ) ) ) { die; } // Bail early if nonce is invalid. if ( ! wp_verify_nonce( sanitize_text_field( $_POST['migrateFromWpUserAvatarNonce'] ), 'migrate_from_wp_user_avatar_nonce' ) ) { die(); } // Run the migration script and store the number of avatars processed. $count = $this->migrate_from_wp_user_avatar(); // Create the array we send back to javascript here. $array_we_send_back = array( 'count' => $count ); // Make sure to json encode the output because that's what it is expecting. echo wp_json_encode( $array_we_send_back ); // Make sure you die when finished doing ajax output. wp_die(); } /** * Migrate the user's avatar data from WP User Avatar/ProfilePress via the command line. * * ## OPTIONS * * [--yes] * : Skips the confirmations (for automated systems). * * ## EXAMPLES * * $ wp simple-local-avatars migrate wp-user-avatar * Success: Number of avatars successfully migrated from WP User Avatar: 5 * * @param array $args The arguments. * @param array $assoc_args The associative arguments. * * @return void */ public function wp_cli_migrate_from_wp_user_avatar( $args, $assoc_args ) { // Argument --yes to prevent confirmation (for automated systems). if ( ! isset( $assoc_args['yes'] ) ) { WP_CLI::confirm( esc_html__( 'Do you want to migrate avatars from WP User Avatar?', 'simple-local-avatars' ) ); } // Run the migration script and store the number of avatars processed. $count = $this->migrate_from_wp_user_avatar(); // Error out if we don't process any avatars. if ( 0 === absint( $count ) ) { WP_CLI::error( esc_html__( 'No avatars were migrated from WP User Avatar.', 'simple-local-avatars' ) ); } WP_CLI::success( sprintf( '%s: %s', esc_html__( 'Number of avatars successfully migrated from WP User Avatar', 'simple-local-avatars' ), esc_html( $count ) ) ); } }