friends = $friends;
$this->register_hooks();
}
/**
* Register the WordPress hooks
*/
private function register_hooks() {
add_filter( 'pre_get_posts', array( $this, 'friend_posts_query' ), 2 );
add_filter( 'pre_get_posts', array( $this, 'exclude_compose_format_from_feed' ), 10 );
add_filter( 'post_type_link', array( $this, 'friend_post_link' ), 10, 2 );
add_filter( 'friends_header_widget_title', array( $this, 'header_widget_title' ) );
add_filter( 'get_edit_post_link', array( $this, 'friend_post_edit_link' ) );
add_filter( 'template_include', array( $this, 'template_override' ) );
add_filter( 'wp_loaded', array( $this, 'add_rewrite_rule' ) );
add_filter( 'init', array( $this, 'register_friends_sidebar' ) );
add_action( 'init', array( $this, 'add_theme_supports' ) );
add_action( 'wp_ajax_friends_publish', array( $this, 'ajax_frontend_publish_post' ) );
add_action( 'wp_ajax_friends-mention-autocomplete', array( $this, 'ajax_mention_autocomplete' ) );
add_action( 'wp_ajax_friends-change-post-format', array( $this, 'ajax_change_post_format' ) );
add_action( 'wp_ajax_friends-load-next-page', array( $this, 'ajax_load_next_page' ) );
add_action( 'wp_ajax_friends-autocomplete', array( $this, 'ajax_autocomplete' ) );
add_action( 'wp_ajax_friends-set-widget-open-state', array( $this, 'ajax_set_widget_open_state' ) );
add_action( 'wp_ajax_friends-get-post-counts', array( $this, 'ajax_get_post_counts' ) );
add_action( 'friends_search_autocomplete', array( $this, 'autocomplete_user_search' ), 10, 2 );
add_action( 'wp_ajax_friends-star', array( $this, 'ajax_star_friend_user' ) );
add_action( 'wp_ajax_friends-move-to-folder', array( $this, 'ajax_move_to_folder' ) );
add_action( 'wp_ajax_friends-create-folder', array( $this, 'ajax_create_folder' ) );
add_action( 'wp_ajax_friends-load-comments', array( $this, 'ajax_load_comments' ) );
add_action( 'wp_ajax_friends-reblog', array( $this, 'wp_ajax_reblog' ) );
add_action( 'friends_post_footer_first', array( $this, 'reblog_button' ) );
add_filter( 'friends_reblog', array( get_called_class(), 'reblog' ), 10, 3 );
add_filter( 'friends_unreblog', array( get_called_class(), 'unreblog' ), 10, 2 );
add_action( 'wp_untrash_post_status', array( $this, 'untrash_post_status' ), 10, 2 );
add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_scripts' ) );
add_action( 'template_redirect', array( $this, 'load_theme' ) );
add_action( 'admin_bar_menu', array( $this, 'admin_bar_theme_switcher' ), 100 );
add_action( 'customize_loaded_components', array( $this, 'ensure_widget_editing' ) );
add_action( 'friends_load_theme_default', array( $this, 'default_theme' ) );
add_action( 'friends_load_theme_block', array( $this, 'block_theme' ) );
add_action( 'friends_load_theme_google-reader', array( $this, 'google_reader_theme' ) );
add_action( 'friends_load_theme_mastodon', array( $this, 'mastodon_theme' ) );
add_action( 'friends_load_theme_twitter', array( $this, 'twitter_theme' ) );
add_action( 'friends_load_themes', array( $this, 'register_block_theme' ) );
add_action( 'friends_load_themes', array( $this, 'register_google_reader_theme' ) );
add_action( 'friends_load_themes', array( $this, 'register_mastodon_theme' ) );
add_action( 'friends_load_themes', array( $this, 'register_twitter_theme' ) );
add_action( 'init', array( $this, 'register_block_templates' ) );
add_action( 'friends_template_paths', array( $this, 'friends_template_paths' ) );
add_action( 'wp_enqueue_scripts', array( $this, 'dequeue_scripts' ), 99999 );
add_action( 'wp_footer', array( $this, 'dequeue_scripts' ) );
add_action( 'the_post', array( $this, 'the_post' ), 10, 2 );
add_action( 'parse_query', array( $this, 'parse_query' ) );
add_filter( 'body_class', array( $this, 'add_body_class' ) );
add_filter( 'block_type_metadata_settings', array( $this, 'block_type_metadata_settings' ), 15 );
add_filter( 'pre_render_block', array( $this, 'render_friends_template_part' ), 10, 2 );
add_filter( 'pre_get_block_file_template', array( $this, 'get_friends_block_file_template' ), 10, 3 );
add_filter( 'get_block_templates', array( $this, 'add_friends_template_parts' ), 10, 3 );
add_filter( 'tag_row_actions', array( $this, 'tag_row_actions' ), 10, 2 );
add_action( 'friends_after_header', array( $this, 'migration_notification' ) );
add_action( 'wp_ajax_friends_dismiss_migration_notification', array( $this, 'ajax_dismiss_migration_notification' ) );
add_filter( 'friends_override_author_name', array( $this, 'override_author_name' ), 10, 3 );
add_filter( 'friends_friend_posts_query_viewable', array( $this, 'expose_opml' ), 10, 2 );
add_filter( 'get_comment_link', array( $this, 'friend_post_comment_link' ), 10, 2 );
}
/**
* We're asking WordPress to handle the title for us.
*/
public function add_rewrite_rule() {
$existing_rules = get_option( 'rewrite_rules' );
$needs_flush = false;
$rules = array(
'^friends/(.*)/(?:feed/)?(feed|rdf|rss|rss2|atom)/?$' => 'index.php?pagename=friends/$matches[1]&feed=$matches[2]',
'^friends/feed/?$' => 'index.php?pagename=friends&feed=feed',
'^friends/(.*)/(\d+)/?$' => 'index.php?pagename=friends/$matches[1]&page=$matches[2]',
'^friends/(.*)' => 'index.php?pagename=friends/$matches[1]',
);
foreach ( $rules as $rule => $rewrite ) {
if ( empty( $existing_rules[ $rule ] ) ) {
$needs_flush = true;
}
add_rewrite_rule( $rule, $rewrite, 'top' );
}
if ( $needs_flush ) {
flush_rewrite_rules();
}
}
/**
* Run our add_theme_supports if on the frontend.
*/
public function add_theme_supports() {
if ( ! Friends::on_frontend() ) {
return;
}
$this->add_theme_support_title_tag();
$this->add_theme_support_admin_bar();
}
/**
* We're asking WordPress to handle the title for us.
*/
private function add_theme_support_title_tag() {
add_theme_support( 'title-tag' );
add_filter( 'document_title_parts', array( $this, 'modify_page_title' ) );
}
/**
* Remove the margin-top on the friends page.
*/
private function add_theme_support_admin_bar() {
add_theme_support(
'admin-bar',
array(
'callback' => '__return_false',
)
);
}
/**
* Modify the page title to be output. This function is only invoked on the friends page.
*
* @param array $title The title.
*
* @return array The modified title.
*/
public function modify_page_title( $title ) {
if ( is_single() ) {
$title['page'] = __( 'Friends', 'friends' );
$title['site'] = $this->author->display_name;
} elseif ( $this->author instanceof User ) {
$title['title'] = __( 'Friends', 'friends' );
$title['site'] = $this->author->display_name;
} else {
$title = array(
'site' => __( 'Friends', 'friends' ),
);
}
return $title;
}
/**
* Registers the sidebar for the /friends page.
*/
public function register_friends_sidebar() {
register_sidebar(
array(
'name' => 'Friends Topbar',
'id' => 'friends-topbar',
'before_widget' => '',
'after_widget' => '
',
'before_title' => '',
'after_title' => '
',
)
);
register_sidebar(
array(
'name' => 'Friends Sidebar',
'id' => 'friends-sidebar',
'before_widget' => '',
'after_widget' => '
',
'before_title' => '',
'after_title' => '
',
)
);
register_sidebar(
array(
'name' => __( 'Friends Sidebar 2 (Twitter theme)', 'friends' ),
'id' => 'friends-sidebar-2',
'description' => __( 'Shown in the right column of the Twitter theme.', 'friends' ),
'before_widget' => '',
'after_widget' => '
',
'before_title' => '',
'after_title' => '
',
)
);
if ( Friends::on_frontend() ) {
add_action( 'customize_register', '__return_true' );
}
}
public static function ensure_widget_editing( $components ) {
if ( ! is_array( $components ) ) {
$components = array();
}
$components[] = 'widgets';
return $components;
}
public function load_theme() {
if ( ! is_user_logged_in() || ! Friends::on_frontend() ) {
return;
}
// Handle theme switching via GET parameter.
if ( isset( $_GET['friends_theme'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
$new_theme = sanitize_text_field( wp_unslash( $_GET['friends_theme'] ) ); // phpcs:ignore WordPress.Security.NonceVerification.Recommended
$themes = self::get_themes();
if ( isset( $themes[ $new_theme ] ) ) {
update_user_option( get_current_user_id(), 'friends_frontend_theme', $new_theme );
}
}
$theme = 'default';
$default_theme = get_user_option( 'friends_frontend_theme', get_current_user_id() );
if ( $default_theme ) {
$theme = $default_theme;
}
if ( $this->post_format ) {
$post_type_theme = get_user_option( 'friends_frontend_theme_' . $this->post_format, get_current_user_id() );
if ( $post_type_theme ) {
$theme = $post_type_theme;
}
}
if ( ! has_action( 'friends_load_theme_' . $theme ) ) {
$theme = 'default';
}
$this->theme = $theme;
do_action( 'friends_load_theme_' . $theme );
}
public function friends_template_paths( $file_paths ) {
$backup_file_paths = $file_paths;
if ( has_filter( 'friends_template_paths_theme_' . $this->theme ) ) {
$file_paths = apply_filters( 'friends_template_paths_theme_' . $this->theme, $file_paths );
}
if ( empty( $file_paths ) ) {
return $backup_file_paths;
}
return $file_paths;
}
/**
* Get an asset version that changes when the local file changes.
*
* @param string $file Relative asset path.
* @return string Asset version.
*/
private function get_asset_version( $file ) {
$path = dirname( FRIENDS_PLUGIN_FILE ) . '/' . $file;
if ( file_exists( $path ) ) {
return Friends::VERSION . '-' . filemtime( $path );
}
return Friends::VERSION;
}
public function default_theme() {
$handle = 'friends';
$file = 'friends.css';
$version = $this->get_asset_version( $file );
wp_enqueue_style( $handle, plugins_url( $file, FRIENDS_PLUGIN_FILE ), array(), apply_filters( 'friends_debug_enqueue', $version, $handle, dirname( FRIENDS_PLUGIN_FILE ) . '/' . $file ) );
$file = 'friends-default-theme.js';
wp_enqueue_script( 'friends-default-theme', plugins_url( $file, FRIENDS_PLUGIN_FILE ), array( 'jquery', 'friends' ), $this->get_asset_version( $file ), true );
}
/**
* Reference our script for the /friends page
*/
public function enqueue_scripts() {
if ( ! is_user_logged_in() || ! Friends::on_frontend() ) {
return;
}
global $wp_query;
$handle = 'friends';
$file = 'friends.js';
$version = $this->get_asset_version( $file );
wp_enqueue_script( $handle, plugins_url( $file, FRIENDS_PLUGIN_FILE ), array( 'common', 'jquery', 'wp-util' ), apply_filters( 'friends_debug_enqueue', $version, $handle, dirname( FRIENDS_PLUGIN_FILE ) . '/' . $file ), true );
$query_vars = wp_json_encode( $this->get_minimal_query_vars( $wp_query->query_vars ) );
$variables = array(
'emojis_json' => plugins_url( 'emojis.json', FRIENDS_PLUGIN_FILE ),
'ajax_url' => admin_url( 'admin-ajax.php' ),
'rest_base' => rest_url( 'friends/v1/' ),
'rest_nonce' => wp_create_nonce( 'wp_rest' ),
'text_link_expired' => __( 'The link has expired. A new link has been generated, please click it again.', 'friends' ),
'text_undo' => __( 'Undo' ), // phpcs:ignore WordPress.WP.I18n.MissingArgDomain
'text_trash_post' => __( 'Trash this post', 'friends' ),
'text_del_convers' => __( 'Do you really want to delete this conversation?', 'friends' ),
'text_no_more_posts' => __( 'No more posts available.', 'friends' ),
'text_checking_url' => __( 'Checking URL.', 'friends' ),
'text_refreshed' => __( 'Refreshed', 'friends' ),
'text_refreshing' => __( 'Refreshing', 'friends' ),
'text_compact_mode' => __( 'Compact mode', 'friends' ),
'text_expanded_mode' => __( 'Expanded mode', 'friends' ),
'text_loading_comments' => __( 'Loading comments...', 'friends' ),
'text_still_loading' => __( 'Still loading...', 'friends' ),
'message_delivery_nonce' => wp_create_nonce( 'friends-message-delivery-statuses' ),
'refresh_now' => isset( $_GET['refresh'] ) ? 'true' : 'false', // phpcs:ignore WordPress.Security.NonceVerification.Recommended
'query_vars' => $query_vars,
'qv_sign' => sha1( wp_salt( 'nonce' ) . $query_vars ),
'current_page' => get_query_var( 'paged' ) ? get_query_var( 'paged' ) : 1,
'max_page' => $wp_query->max_num_pages,
);
// translators: %s is a user handle.
$variables['text_confirm_delete_follower'] = __( 'Do you really want to delete the follower %s?', 'friends' );
$variables['text_new_folder'] = __( 'Folder name:', 'friends' );
$variables['text_loading'] = __( 'Loading...', 'friends' );
$variables['text_discovering'] = __( 'Discovering feeds...', 'friends' );
$variables['text_ready_to_follow'] = __( 'Ready', 'friends' );
$variables['text_follow'] = __( 'Follow', 'friends' );
$variables['text_follow_selected'] = __( 'Follow selected', 'friends' );
$variables['text_review_selected'] = __( 'Review selected', 'friends' );
$variables['text_skip'] = __( 'Skip', 'friends' );
$variables['text_error'] = __( 'An error occurred.', 'friends' );
$variables['text_display_name'] = __( 'Display Name', 'friends' );
$variables['text_username'] = __( 'Username', 'friends' );
$variables['text_post_format'] = __( 'Post Format', 'friends' );
$variables['text_feed_parser'] = __( 'Parser', 'friends' );
$variables['text_feed_metadata'] = __( 'Display feed metadata', 'friends' );
$variables['text_hide_feed_metadata'] = __( 'Hide feed metadata', 'friends' );
$variables['text_preview_feed'] = __( 'Preview feed', 'friends' );
$variables['text_hide_preview'] = __( 'Hide preview', 'friends' );
$variables['text_no_preview_items'] = __( 'No preview items were found.', 'friends' );
$variables['text_add_feed_url'] = __( 'Add feed URL', 'friends' );
$variables['text_feed_url'] = __( 'Feed URL', 'friends' );
$variables['text_custom_feed'] = __( 'Custom feed', 'friends' );
$variables['text_feed_url_required'] = __( 'Please enter a feed URL.', 'friends' );
$variables['text_show_more_feeds'] = __( 'Show more feeds', 'friends' );
$variables['text_show_unsupported_feeds'] = __( 'Show unsupported feeds', 'friends' );
$variables['text_no_supported_feeds'] = __( 'No supported feeds discovered.', 'friends' );
$variables['text_no_feed_selected'] = __( 'Please select at least one feed.', 'friends' );
$variables['text_opml_no_feeds'] = __( 'No feeds were found in the OPML file.', 'friends' );
$variables['text_opml_invalid'] = __( 'Could not parse the OPML file.', 'friends' );
$variables['text_opml_select_all'] = __( 'Select all', 'friends' );
$variables['text_opml_deselect_all'] = __( 'Deselect all', 'friends' );
$variables['text_opml_import_selected'] = __( 'Review selected', 'friends' );
$variables['text_opml_no_selected'] = __( 'Please select at least one feed.', 'friends' );
$variables['text_opml_no_feeds_for_url'] = __( 'No feeds discovered.', 'friends' );
$variables['post_formats'] = array_merge( array( 'autodetect' => __( 'Autodetect Post Format', 'friends' ) ), get_post_format_strings() );
$variables['registered_parsers'] = array_map( 'wp_strip_all_tags', $this->friends->feed->get_registered_parsers() );
wp_localize_script( 'friends', 'friends', $variables );
}
public function dequeue_scripts() {
if ( is_user_logged_in() && Friends::on_frontend() && 'block' !== $this->theme ) {
// Dequeue theme styles so that they don't interact with the Friends frontend.
$wp_styles = wp_styles();
$theme_root_path = wp_parse_url( get_theme_root_uri(), PHP_URL_PATH );
foreach ( $wp_styles->queue as $style ) {
$src = $wp_styles->registered[ $style ]->src;
$src_path = wp_parse_url( $src, PHP_URL_PATH );
$is_theme_style = $theme_root_path && $src_path
&& 0 === strpos( $src_path, trailingslashit( $theme_root_path ) );
if ( 'global-styles' === $style || $is_theme_style ) {
wp_dequeue_style( $style );
}
}
}
}
public function migration_notification() {
if ( ! Friends::on_frontend() ) {
return;
}
if ( ! Friends::has_pending_migrations() ) {
return;
}
?>
friends->on_frontend() ) {
$classes[] = 'friends-page';
$classes[] = 'off-canvas';
$classes[] = 'off-canvas-sidebar-show';
}
return $classes;
}
public function register_google_reader_theme( Frontend $friends_frontend ) {
$friends_frontend->register_theme( 'Google Reader', 'google-reader' );
add_filter(
'friends_theme_name',
function ( $name, $slug ) {
return 'google-reader' === $slug ? __( 'Google Reader', 'friends' ) : $name;
},
10,
2
);
}
public function register_mastodon_theme( Frontend $friends_frontend ) {
$friends_frontend->register_theme( 'Mastodon', 'mastodon' );
add_filter(
'friends_theme_name',
function ( $name, $slug ) {
return 'mastodon' === $slug ? __( 'Mastodon', 'friends' ) : $name;
},
10,
2
);
}
public function mastodon_theme() {
$handle = 'friends-mastodon';
$file = 'templates/mastodon/mastodon.css';
$version = $this->get_asset_version( $file );
wp_enqueue_style( $handle, plugins_url( $file, FRIENDS_PLUGIN_FILE ), array(), apply_filters( 'friends_debug_enqueue', $version, $handle, dirname( FRIENDS_PLUGIN_FILE ) . '/' . $file ) );
$file = 'templates/mastodon/mastodon.js';
wp_enqueue_script( 'friends-mastodon', plugins_url( $file, FRIENDS_PLUGIN_FILE ), array( 'jquery', 'friends' ), $this->get_asset_version( $file ), true );
wp_localize_script(
'friends-mastodon',
'friendsMastodon',
array(
'mentionNonce' => wp_create_nonce( 'friends-mention-autocomplete' ),
)
);
add_filter(
'friends_template_paths_theme_mastodon',
function ( $file_paths ) {
$file_paths[0] = FRIENDS_PLUGIN_DIR . 'templates/mastodon/';
return $file_paths;
}
);
}
public function register_twitter_theme( Frontend $friends_frontend ) {
$friends_frontend->register_theme( 'Twitter', 'twitter' );
add_filter(
'friends_theme_name',
function ( $name, $slug ) {
return 'twitter' === $slug ? __( 'Twitter', 'friends' ) : $name;
},
10,
2
);
}
public function twitter_theme() {
$handle = 'friends-twitter';
$file = 'templates/twitter/twitter.css';
$version = $this->get_asset_version( $file );
wp_enqueue_style( $handle, plugins_url( $file, FRIENDS_PLUGIN_FILE ), array(), apply_filters( 'friends_debug_enqueue', $version, $handle, dirname( FRIENDS_PLUGIN_FILE ) . '/' . $file ) );
$file = 'templates/twitter/twitter.js';
wp_enqueue_script( 'friends-twitter', plugins_url( $file, FRIENDS_PLUGIN_FILE ), array( 'jquery', 'friends' ), $this->get_asset_version( $file ), true );
wp_localize_script(
'friends-twitter',
'friendsTwitter',
array(
'mentionNonce' => wp_create_nonce( 'friends-mention-autocomplete' ),
)
);
add_filter(
'friends_template_paths_theme_twitter',
function ( $file_paths ) {
$file_paths[0] = FRIENDS_PLUGIN_DIR . 'templates/twitter/';
return $file_paths;
}
);
}
public function google_reader_theme() {
$handle = 'friends-google-reader';
$file = 'templates/google-reader/google-reader.css';
$version = $this->get_asset_version( $file );
wp_enqueue_style( $handle, plugins_url( $file, FRIENDS_PLUGIN_FILE ), array(), apply_filters( 'friends_debug_enqueue', $version, $handle, dirname( FRIENDS_PLUGIN_FILE ) . '/' . $file ) );
$file = 'templates/google-reader/google-reader.js';
wp_enqueue_script( 'friends-google-reader', plugins_url( $file, FRIENDS_PLUGIN_FILE ), array( 'jquery' ), $this->get_asset_version( $file ), true );
add_filter(
'friends_template_paths_theme_google-reader',
function ( $file_paths ) {
// Add Google Reader templates at highest priority (lowest number), fall back to defaults.
$file_paths[0] = FRIENDS_PLUGIN_DIR . 'templates/google-reader/';
return $file_paths;
}
);
}
/**
* Add a theme switcher submenu to the Friends admin bar menu.
*
* @param \WP_Admin_Bar $wp_admin_bar The admin bar instance.
*/
public function admin_bar_theme_switcher( $wp_admin_bar ) {
if ( ! is_user_logged_in() || ! Friends::on_frontend() ) {
return;
}
$current_theme = get_user_option( 'friends_frontend_theme', get_current_user_id() );
if ( ! $current_theme ) {
$current_theme = 'default';
}
$themes = self::get_themes();
$wp_admin_bar->add_node(
array(
'parent' => 'friends-menu',
'id' => 'friends-theme',
'title' => esc_html__( 'Theme', 'friends' ),
'href' => admin_url( 'admin.php?page=friends-settings' ),
)
);
$wp_admin_bar->add_group(
array(
'parent' => 'friends-theme',
'id' => 'friends-theme-list',
)
);
foreach ( $themes as $slug => $name ) {
$wp_admin_bar->add_node(
array(
'parent' => 'friends-theme-list',
'id' => 'friends-theme-' . $slug,
'title' => ( $slug === $current_theme ? '✓ ' : '' ) . esc_html( $name ),
'href' => add_query_arg( 'friends_theme', $slug ),
)
);
}
}
public function register_block_theme( Frontend $friends_frontend ) {
$friends_frontend->register_theme( 'Block Theme', 'block' );
add_filter(
'friends_theme_name',
function ( $name, $slug ) {
return 'block' === $slug ? __( 'Block Theme', 'friends' ) : $name;
},
10,
2
);
}
public function block_theme() {
// No theme swap needed; templates are registered as plugin templates
// and injected via template_override.
$handle = 'friends-blocks';
$file = 'friends-blocks.css';
$version = $this->get_asset_version( $file );
wp_enqueue_style( $handle, plugins_url( $file, FRIENDS_PLUGIN_FILE ), array(), apply_filters( 'friends_debug_enqueue', $version, $handle, dirname( FRIENDS_PLUGIN_FILE ) . '/' . $file ) );
}
/**
* Register Friends block templates as plugin templates.
*/
public function register_block_templates() {
if ( ! wp_is_block_theme() || ! class_exists( 'WP_Block_Templates_Registry' ) ) {
return;
}
$registry = \WP_Block_Templates_Registry::get_instance();
$templates = array(
'friends//friends-index' => array(
'title' => __( 'Friends Feed', 'friends' ),
'content' => 'index',
),
'friends//friends-author-index' => array(
'title' => __( 'Friends Author Feed', 'friends' ),
'content' => 'friends-author-index',
),
'friends//friends-followers' => array(
'title' => __( 'Friends Followers', 'friends' ),
'content' => 'friends-followers',
),
'friends//friends-add-friend' => array(
'title' => __( 'Friends Add Friend', 'friends' ),
'content' => 'friends-add-friend',
),
'friends//friends-subscriptions' => array(
'title' => __( 'Friends Following', 'friends' ),
'content' => 'friends-subscriptions',
),
'friends//friends-single' => array(
'title' => __( 'Friends Single Post', 'friends' ),
'content' => 'single-friend_post_cache',
),
);
foreach ( $templates as $name => $args ) {
$file = FRIENDS_PLUGIN_DIR . 'themes/friends/templates/' . $args['content'] . '.html';
if ( file_exists( $file ) ) {
$registry->register(
$name,
array(
'title' => $args['title'],
'content' => file_get_contents( $file ), // phpcs:ignore WordPress.WP.AlternativeFunctions.file_get_contents_file_get_contents
)
);
}
}
}
/**
* Render template parts for the friends plugin.
*
* @param string|null $pre_render The pre-rendered content.
* @param array $parsed_block The parsed block.
* @return string|null The rendered content or null.
*/
public function render_friends_template_part( $pre_render, $parsed_block ) {
if ( 'core/template-part' !== $parsed_block['blockName'] ) {
return $pre_render;
}
$attrs = $parsed_block['attrs'];
if ( ! isset( $attrs['theme'] ) || 'friends' !== $attrs['theme'] || ! isset( $attrs['slug'] ) ) {
return $pre_render;
}
// Check for user-customized version in the database first.
$custom_query = new \WP_Query(
array(
'post_type' => 'wp_template_part',
'post_status' => 'publish',
'post_name__in' => array( $attrs['slug'] ),
'tax_query' => array( // phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_tax_query
array(
'taxonomy' => 'wp_theme',
'field' => 'name',
'terms' => 'friends',
),
),
'posts_per_page' => 1,
'no_found_rows' => true,
)
);
if ( $custom_query->have_posts() ) {
$content = $custom_query->posts[0]->post_content;
} else {
$file = FRIENDS_PLUGIN_DIR . 'themes/friends/parts/' . $attrs['slug'] . '.html';
if ( ! file_exists( $file ) ) {
return $pre_render;
}
$content = file_get_contents( $file ); // phpcs:ignore WordPress.WP.AlternativeFunctions.file_get_contents_file_get_contents
}
$tag = isset( $attrs['tagName'] ) ? $attrs['tagName'] : 'div';
return '<' . $tag . ' class="wp-block-template-part">' . do_blocks( $content ) . '';
}
/**
* Build a WP_Block_Template for a friends template part.
*
* @param string $slug The template part slug.
* @param string $file The file path.
* @return WP_Block_Template
*/
private function build_friends_template_part( $slug, $file ) {
$template = new \WP_Block_Template();
$template->id = 'friends//' . $slug;
$template->theme = 'friends';
$template->plugin = 'friends';
$template->slug = $slug;
$template->source = 'plugin';
$template->origin = 'plugin';
$template->type = 'wp_template_part';
$template->title = ucwords( str_replace( '-', ' ', $slug ) );
$template->status = 'publish';
$template->has_theme_file = true;
$template->is_custom = false;
$template->content = file_get_contents( $file ); // phpcs:ignore WordPress.WP.AlternativeFunctions.file_get_contents_file_get_contents
$template->area = WP_TEMPLATE_PART_AREA_UNCATEGORIZED;
return $template;
}
/**
* Resolve a friends template part by ID.
*
* @param WP_Block_Template|null $block_template The found block template.
* @param string $id Template unique identifier.
* @param string $template_type Template type.
* @return WP_Block_Template|null
*/
public function get_friends_block_file_template( $block_template, $id, $template_type ) {
if ( 'wp_template_part' !== $template_type ) {
return $block_template;
}
$parts = explode( '//', $id, 2 );
if ( count( $parts ) < 2 || 'friends' !== $parts[0] ) {
return $block_template;
}
$slug = $parts[1];
$file = FRIENDS_PLUGIN_DIR . 'themes/friends/parts/' . $slug . '.html';
if ( ! file_exists( $file ) ) {
return $block_template;
}
return $this->build_friends_template_part( $slug, $file );
}
/**
* Add friends template parts to block template queries.
*
* @param WP_Block_Template[] $query_result Array of found block templates.
* @param array $query Arguments to retrieve templates.
* @param string $template_type Template type.
* @return WP_Block_Template[]
*/
public function add_friends_template_parts( $query_result, $query, $template_type ) {
if ( 'wp_template_part' !== $template_type ) {
return $query_result;
}
$parts_dir = FRIENDS_PLUGIN_DIR . 'themes/friends/parts/';
if ( ! is_dir( $parts_dir ) ) {
return $query_result;
}
$slugs_to_include = isset( $query['slug__in'] ) ? $query['slug__in'] : array();
foreach ( glob( $parts_dir . '*.html' ) as $file ) {
$slug = basename( $file, '.html' );
if ( $slugs_to_include && ! in_array( $slug, $slugs_to_include, true ) ) {
continue;
}
// Don't add if already in results.
$exists = false;
foreach ( $query_result as $existing ) {
if ( $existing->slug === $slug && 'friends' === $existing->theme ) {
$exists = true;
break;
}
}
if ( ! $exists ) {
$query_result[] = $this->build_friends_template_part( $slug, $file );
}
}
return $query_result;
}
public function block_type_metadata_settings( $settings ) {
if ( ! Friends::on_frontend() || ! isset( $settings['name'] ) ) {
return $settings;
}
if ( 'core/post-author-name' === $settings['name'] ) {
$settings['render_callback'] = function ( $attributes, $content, $block ) {
if ( isset( $block->context['postId'] ) ) {
$author = User::get_post_author( get_post( $block->context['postId'] ) );
} else {
return '';
}
if ( empty( $author ) || is_wp_error( $author ) ) {
return '';
}
$author_name = $author->display_name;
$author_name_html = apply_filters( 'friends_author_display_name_html', esc_html( $author_name ), $author_name, $author );
$override_author_name = apply_filters( 'friends_override_author_name', '', $author_name, $block->context['postId'] );
if ( isset( $attributes['isLink'] ) && $attributes['isLink'] ) {
$author_name_html = sprintf( '%3$s', esc_url( $author->get_local_friends_page_url() ), esc_attr( $attributes['linkTarget'] ), $author_name_html );
}
if ( $override_author_name && trim( str_replace( $override_author_name, '', $author_name ) ) === $author_name ) {
$author_name_html .= ' – ' . esc_html( $override_author_name );
}
$classes = array();
if ( isset( $attributes['textAlign'] ) ) {
$classes[] = 'has-text-align-' . $attributes['textAlign'];
}
if ( isset( $attributes['style']['elements']['link']['color']['text'] ) ) {
$classes[] = 'has-link-color';
}
$wrapper_attributes = get_block_wrapper_attributes( array( 'class' => implode( ' ', $classes ) ) );
return sprintf(
'%2$s
',
$wrapper_attributes,
wp_kses(
$author_name_html,
array_merge(
wp_kses_allowed_html( 'post' ),
array(
'a' => array(
'class' => true,
'href' => true,
'target' => true,
),
)
)
)
);
};
}
return $settings;
}
public function tag_row_actions( $actions, $tag ) {
$actions['view-friends'] = sprintf(
'%s',
esc_url( home_url( '/friends/tag/' . $tag->name ) ),
__( 'View on your Friends page', 'friends' )
);
return $actions;
}
/**
* Gets the minimal query variables.
*
* @param array $query_vars The query variables.
*
* @return array The minimal query variables.
*/
private function get_minimal_query_vars( $query_vars ) {
return array_filter( array_intersect_key( $query_vars, array_flip( array( 'p', 'page_id', 'pagename', 'author', 'author__not_in', 'post_type', 'post_status', 'posts_per_page', 'order', 'tax_query', 's' ) ) ) );
}
public function wp_ajax_reblog() {
if ( ! current_user_can( Friends::REQUIRED_ROLE ) || ! isset( $_POST['post_id'] ) ) {
wp_send_json_error( 'error' );
}
check_ajax_referer( 'friends-reblog' );
$post = get_post( intval( $_POST['post_id'] ) );
if ( ! $post || ! Friends::check_url( $post->guid ) ) {
wp_send_json_error( 'unknown-post', array( 'guid' => $post->guid ) );
}
$reblog_post_id = get_post_meta( get_the_ID(), 'reblogged', true );
if ( $reblog_post_id ) {
wp_send_json_success(
array(
'post_id' => $reblog_post_id,
'redirect' => get_edit_post_link( $reblog_post_id, 'js' ),
)
);
wp_send_json_error( 'already-reblogged', array( 'guid' => $post->guid ) );
return;
}
/**
* Reblogs a post
*
* @param int|null $reblog_post_id The post ID of the reblogged post. Default null.
* @param WP_Post $post The post object.
*/
$reblog_post_id = apply_filters( 'friends_reblog', null, $post, 'draft' );
if ( ! $reblog_post_id || is_wp_error( $reblog_post_id ) ) {
wp_send_json_error( 'error' );
}
wp_send_json_success(
array(
'post_id' => $reblog_post_id,
'redirect' => get_edit_post_link( $reblog_post_id, 'js' ),
)
);
}
public function reblog_button() {
Friends::template_loader()->get_template_part(
'frontend/parts/reblog-button',
null,
array()
);
}
public static function reblog( $ret, $post, $post_status = 'publish' ) {
if ( ! $post ) {
return $ret;
}
$post = get_post( $post );
if ( ! $post ) {
return $ret;
}
$author = get_post_meta( $post->ID, 'author', true );
if ( ! $author ) {
$friend = User::get_post_author( $post );
$author = $friend->display_name;
}
$reblog = '' . PHP_EOL . '';
$reblog .= sprintf(
// translators: %s is a link.
__( 'Reblog via %s', 'friends' ),
'' . esc_html( $author ) . ''
);
$reblog_title = sprintf(
// translators: %1$s is the author, %2$s is the post title.
__( 'Reblog of %1$s: %2$s', 'friends' ),
$author,
$post->post_title
);
$reblog .= PHP_EOL . '
' . PHP_EOL . '' . PHP_EOL;
// Wrap the post content in a quote block.
$reblog .= '' . PHP_EOL . '';
$reblog .= $post->post_content;
$reblog .= '
' . PHP_EOL . '';
$new_post = array(
'post_title' => $reblog_title,
'post_author' => get_current_user_id(),
'post_status' => $post_status,
'post_type' => 'post',
'post_format' => get_post_format( $post ),
'post_content' => $reblog,
);
/**
* Allows changing a reblog post before it gets posted.
*
* @param array $new_post A post array to be handed to wp_insert_post.
*
* Additionally, the array contains the post_format which can also be changed.
*
* Example:
* ```php
* add_filter( 'friends_reblog_pre_insert_post', function( $new_post ) {
* $new_post['post_type'] = 'custom_post_type';
* $new_post['post_format'] = 'aside'; // always set the post_format to aside, regardless of the original post format.
* return $new_post;
* } );
* ```
*/
$new_post = apply_filters( 'friends_reblog_pre_insert_post', $new_post );
$new_post_id = wp_insert_post( $new_post );
set_post_format( $new_post_id, $new_post['post_format'] );
update_post_meta( $new_post_id, 'reblog', $post->guid );
update_post_meta( $new_post_id, 'reblog_of', $post->ID );
update_post_meta( $post->ID, 'reblogged', $new_post_id );
update_post_meta( $post->ID, 'reblogged_by', $new_post['post_author'] );
return $new_post_id;
}
public static function unreblog( $ret, $post ) {
if ( ! $post ) {
return $ret;
}
$post = get_post( $post );
if ( ! $post ) {
return $ret;
}
$reblogged = get_post_meta( $post->ID, 'reblogged', true );
if ( ! $reblogged ) {
return $ret;
}
wp_trash_post( $reblogged );
return $reblogged;
}
/**
* The Ajax function to autocomplete @mentions in the compose box.
*/
public function ajax_mention_autocomplete() {
check_ajax_referer( 'friends-mention-autocomplete' );
if ( ! current_user_can( Friends::REQUIRED_ROLE ) ) {
wp_send_json_error();
exit;
}
if ( ! isset( $_POST['q'] ) ) {
wp_send_json_success( array() );
exit;
}
$q = sanitize_text_field( wp_unslash( $_POST['q'] ) );
$users = User_Query::search( '*' . $q . '*' );
$results = array();
foreach ( $users->get_results() as $friend ) {
$handle = null;
foreach ( $friend->get_feeds() as $feed ) {
$ap_actor_id = $feed->get_ap_actor_id();
if ( $ap_actor_id && class_exists( '\Activitypub\Collection\Remote_Actors' ) ) {
$acct = \Activitypub\Collection\Remote_Actors::get_acct( $ap_actor_id );
if ( $acct ) {
$handle = $acct;
break;
}
}
}
if ( ! $handle ) {
$handle = $friend->user_login;
if ( $friend->user_url ) {
$host = wp_parse_url( $friend->user_url, PHP_URL_HOST );
if ( $host ) {
$handle = $friend->user_login . '@' . $host;
}
}
}
$results[] = array(
'handle' => $handle,
'display_name' => $friend->display_name,
'avatar' => $friend->get_avatar_url(),
);
}
wp_send_json_success( $results );
}
/**
* The Ajax function to be called upon posting from /friends
*/
public function ajax_frontend_publish_post() {
if ( ! isset( $_POST['_wpnonce'] ) || ! wp_verify_nonce( sanitize_key( $_POST['_wpnonce'] ), 'friends_publish' ) ) {
return false;
}
$p = array(
'post_type' => 'post',
'post_title' => isset( $_POST['title'] ) ? sanitize_text_field( wp_unslash( $_POST['title'] ) ) : '',
'post_content' => isset( $_POST['content'] ) ? sanitize_textarea_field( wp_unslash( $_POST['content'] ) ) : '',
'post_status' => isset( $_POST['status'] ) ? sanitize_text_field( wp_unslash( $_POST['status'] ) ) : '',
'post_format' => isset( $_POST['format'] ) ? sanitize_text_field( wp_unslash( $_POST['format'] ) ) : '',
);
if ( empty( $p['post_status'] ) ) {
$p['post_status'] = 'publish';
}
$result = 'empty';
if ( ! empty( $_POST['in_reply_to'] ) ) {
$p['meta_input'] = array(
'activitypub_in_reply_to' => sanitize_text_field( wp_unslash( $_POST['in_reply_to'] ) ),
);
}
if ( ! empty( $p['post_content'] ) || ! empty( $p['post_title'] ) ) {
$post_id = wp_insert_post( $p );
if ( ! empty( $p['post_format'] ) ) {
set_post_format( $post_id, $p['post_format'] );
}
$result = is_wp_error( $post_id ) ? 'error' : 'success';
}
// phpcs:disable WordPress.Security.ValidatedSanitizedInput.MissingUnslash
// phpcs:disable WordPress.Security.ValidatedSanitizedInput.InputNotSanitized
if ( ! empty( $_SERVER['HTTP_X_REQUESTED_WITH'] ) && strtolower( $_SERVER['HTTP_X_REQUESTED_WITH'] ) === 'xmlhttprequest' ) {
echo esc_html( $result );
exit;
}
if ( ! empty( $_SERVER['HTTP_REFERER'] ) ) {
wp_safe_redirect( remove_query_arg( 'in_reply_to', add_query_arg( 'result', $result, $_SERVER['HTTP_REFERER'] ) ) );
exit;
}
wp_safe_redirect( home_url( '/friends/' ) );
exit;
// phpcs:enable WordPress.Security.ValidatedSanitizedInput.MissingUnslash
// phpcs:enable WordPress.Security.ValidatedSanitizedInput.InputNotSanitized
}
/**
* The Ajax function to change the post format from the Frontend.
*/
public function ajax_change_post_format() {
$post_id = isset( $_POST['id'] ) ? intval( $_POST['id'] ) : 0;
$post_format = isset( $_POST['format'] ) ? sanitize_text_field( wp_unslash( $_POST['format'] ) ) : 'standard';
check_ajax_referer( "friends-change-post-format_$post_id" );
if ( ! current_user_can( Friends::REQUIRED_ROLE, $post_id ) ) {
wp_send_json_error();
exit;
}
$post_formats = get_post_format_strings();
if ( ! isset( $post_formats[ $post_format ] ) ) {
wp_send_json_error();
exit;
}
if ( ! set_post_format( $post_id, $post_format ) ) {
wp_send_json_error();
exit;
}
wp_send_json_success();
}
/**
* Calculates an estimating read time.
*
* @param string $original_text The original text.
*
* @return float The read time in seconds.
*/
public static function calculate_read_time( $original_text ) {
// from wp_trim_words().
$text = wp_strip_all_tags( $original_text );
/*
* translators: If your word count is based on single characters (e.g. East Asian characters),
* enter 'characters_excluding_spaces' or 'characters_including_spaces'. Otherwise, enter 'words'.
* Do not translate into your own language.
*/
if ( strpos( _x( 'words', 'Word count type. Do not translate!' ), 'characters' ) === 0 && preg_match( '/^utf\-?8$/i', get_option( 'blog_charset' ) ) ) { // phpcs:ignore WordPress.WP.I18n.MissingArgDomain
$text = trim( preg_replace( "/[\n\r\t ]+/", ' ', $text ), ' ' );
preg_match_all( '/./u', $text, $words_array );
$words_array = array_shift( $words_array );
$words_per_minute = 500;
} else {
$words_array = preg_split( "/[\n\r\t ]+/", $text, -1, PREG_SPLIT_NO_EMPTY );
$words_per_minute = 200;
}
$additional_time = 0;
$figures = substr_count( strtolower( $original_text ), ' __( 'Friends Default Theme', 'friends' ),
),
self::$themes
);
foreach ( $themes as $slug => $name ) {
$themes[ $slug ] = apply_filters( 'friends_theme_name', $name, $slug );
}
return $themes;
}
/**
* Handles the post loop on the Friends page.
*/
public static function have_posts() {
$friends = Friends::get_instance();
$known_author = $friends->frontend->author;
$known_avatar = null;
if ( $known_author instanceof User ) {
$known_avatar = $known_author->get_avatar_url();
}
while ( have_posts() ) {
global $post;
the_post();
$args = array(
'friends' => $friends,
);
$args['item_friend_user'] = User::get_post_author( $post );
if ( $known_author ) {
$args['friend_user'] = $known_author;
$args['avatar'] = $known_avatar;
} else {
$args['friend_user'] = $args['item_friend_user'];
$args['avatar'] = $args['friend_user']->get_avatar_url();
}
$read_time = self::calculate_read_time( get_the_content() );
if ( $read_time >= 60 ) {
$mins = ceil( $read_time / MINUTE_IN_SECONDS );
/* translators: Time difference between two dates, in minutes (min=minute). %s: Number of minutes. */
$args['read_time'] = sprintf( _n( '%s min', '%s mins', $mins ), $mins ); // phpcs:ignore WordPress.WP.I18n.MissingArgDomain
} elseif ( $read_time > 20 ) {
/* translators: Time difference between two dates, in minutes (min=minute). %s: Number of minutes. */
$args['read_time'] = _x( '< 1 min', 'reading time', 'friends' );
}
Friends::template_loader()->get_template_part(
'frontend/parts/content',
get_post_format(),
$args
);
}
}
/**
* The Ajax function to load more posts for infinite scrolling.
*/
public function ajax_load_next_page() {
// phpcs:disable WordPress.Security.ValidatedSanitizedInput.InputNotSanitized
// phpcs:disable WordPress.Security.NonceVerification.Missing
if ( ! isset( $_POST['query_vars'] ) || ! isset( $_POST['page'] ) || ! isset( $_POST['qv_sign'] ) ) {
wp_send_json_error();
exit;
}
$query_vars = wp_unslash( $_POST['query_vars'] );
// We do have a nonce verification here.
if ( sha1( wp_salt( 'nonce' ) . $query_vars ) !== $_POST['qv_sign'] ) {
wp_send_json_error();
exit;
}
$query_vars = json_decode( $query_vars, true );
$query_vars['paged'] = intval( $_POST['page'] ) + 1;
// phpcs:enable WordPress.Security.ValidatedSanitizedInput.InputNotSanitized
// phpcs:enable WordPress.Security.NonceVerification.Missing
// We actually want to render the query loop, so we use query_posts.
query_posts( $query_vars ); // phpcs:ignore WordPress.WP.DiscouragedFunctions.query_posts_query_posts
ob_start();
if ( have_posts() ) {
self::have_posts();
} else {
esc_html_e( 'No further posts of your friends could were found.', 'friends' );
}
$posts = ob_get_contents();
ob_end_clean();
wp_send_json_success( $posts );
}
/**
* The Ajax function to autocomplete search.
*/
public function ajax_autocomplete() {
check_ajax_referer( 'friends-autocomplete' );
if ( ! isset( $_POST['q'] ) ) {
wp_send_json_error();
exit;
}
$q = sanitize_text_field( wp_unslash( $_POST['q'] ) );
$results = array();
/**
$result = '';
$result .= '';
$result .= 'Add friend';
$result .= ' ';
$result .= esc_html( $q );
$result .= '';
$results[] = $result;
*/
$results = apply_filters( 'friends_search_autocomplete', $results, $q );
$result = '';
$result .= '';
$result .= 'Search for ';
$result .= ' ';
$result .= esc_html( $q );
$result .= '';
$results[] = $result;
wp_send_json_success( '' );
}
/**
* The Add user search entries to the autocomplete results.
*
* @param array $results The autocomplete results.
* @param string $q The query.
*
* @return array The autocomplete results.
*/
public function autocomplete_user_search( $results, $q ) {
$users = User_Query::search( '*' . $q . '*' );
foreach ( $users->get_results() as $friend ) {
$result = '';
$result .= '';
$result .= str_ireplace( $q, '' . $q . '', $friend->display_name );
$result .= ' ';
$result .= str_ireplace( $q, '' . $q . '', $friend->user_login );
$result .= '';
$results[] = $result;
}
return $results;
}
/**
* Filter comment links to use ActivityPub source URL in AJAX context.
*
* The ActivityPub plugin skips its filter when is_admin() is true,
* but AJAX requests go through admin-ajax.php where is_admin() returns true.
*
* @param string $comment_link The comment permalink.
* @param WP_Comment $comment The comment object.
* @return string The filtered comment link.
*/
public function activitypub_comment_link( $comment_link, $comment ) {
if ( ! $comment || 'comment' !== $comment->comment_type ) {
return $comment_link;
}
$source_url = get_comment_meta( $comment->comment_ID, 'source_url', true );
if ( $source_url ) {
return $source_url;
}
return $comment_link;
}
/**
* The Ajax function to load comments.
*/
public function ajax_load_comments() {
if ( ! isset( $_POST['post_id'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Missing
wp_send_json_error();
exit;
}
$post_id = intval( $_POST['post_id'] );
check_ajax_referer( "comments-$post_id" );
$comments = apply_filters(
'friends_get_comments',
get_comments(
array(
'post_id' => $post_id,
'status' => 'approve',
'order' => 'ASC',
)
),
$post_id
);
$friend_user = User::get_post_author( get_post( $post_id ) );
$user_feed_url = get_post_meta( $post_id, 'feed_url', true );
$user_feed = $this->friends->feed->get_user_feed_by_url( $user_feed_url );
remove_all_filters( 'comment_form_before' );
remove_all_filters( 'comment_form_after' );
// Add filter to fix ActivityPub comment links in AJAX context.
add_filter( 'get_comment_link', array( $this, 'activitypub_comment_link' ), 20, 2 );
if ( empty( $comments ) ) {
$content = apply_filters( 'friends_no_comments_feed_available', __( 'No comments yet.', 'friends' ), $post_id, $friend_user, $user_feed );
} else {
$template_loader = Friends::template_loader();
ob_start();
?>
set_starred( $starred );
wp_send_json_success(
array(
'starred' => $friend_user->get_starred(),
)
);
}
/**
* Ajax handler to move a subscription to a folder.
*/
public function ajax_move_to_folder() {
if ( ! current_user_can( Friends::REQUIRED_ROLE ) || ! isset( $_POST['friend_id'] ) ) {
wp_send_json_error();
exit;
}
check_ajax_referer( 'friends-move-to-folder' );
$friend_id = sanitize_text_field( wp_unslash( $_POST['friend_id'] ) );
$folder_id = isset( $_POST['folder_id'] ) ? intval( $_POST['folder_id'] ) : 0;
$friend_user = User::get_by_username( $friend_id );
if ( ! $friend_user || is_wp_error( $friend_user ) || ! ( $friend_user instanceof Subscription ) ) {
wp_send_json_error( 'invalid-user' );
exit;
}
$result = $friend_user->move_to_folder( $folder_id );
wp_send_json_success( array( 'moved' => $result ) );
}
/**
* Ajax handler to create a new folder.
*/
public function ajax_create_folder() {
if ( ! current_user_can( Friends::REQUIRED_ROLE ) || ! isset( $_POST['name'] ) ) {
wp_send_json_error();
exit;
}
check_ajax_referer( 'friends-move-to-folder' );
$name = sanitize_text_field( wp_unslash( $_POST['name'] ) );
$parent_id = isset( $_POST['parent_id'] ) ? intval( $_POST['parent_id'] ) : 0;
$folder = Subscription::create_folder( $name, $parent_id );
if ( is_wp_error( $folder ) ) {
wp_send_json_error( $folder->get_error_message() );
exit;
}
wp_send_json_success(
array(
'term_id' => $folder->term_id,
'name' => $folder->name,
)
);
}
/**
* Ensure that untrashed friends posts go back to published.
*
* @param string $new_status The new status of the post being restored.
* @param int $post_id The ID of the post being restored.
*/
public function untrash_post_status( $new_status, $post_id ) {
if ( ! in_array( get_post_type( $post_id ), apply_filters( 'friends_frontend_post_types', array() ), true ) ) {
return $new_status;
}
return 'publish';
}
/**
* Load the template for /friends
*
* @param string $template The original template intended to load.
* @return string The new template to be loaded.
*/
public function template_override( $template ) {
if ( ! Friends::on_frontend() ) {
return $template;
}
global $args;
$args = array(
'friends' => $this->friends,
'friend_user' => $this->author,
'post_format' => $this->post_format,
);
if ( $this->template ) {
global $wp_query;
$wp_query->is_404 = false;
status_header( 200 );
if ( 'block' === $this->theme ) {
$block_template_content = $this->get_block_template_content_for( $this->template );
if ( false !== $block_template_content ) {
global $_wp_current_template_content, $_wp_current_template_id;
$_wp_current_template_content = $block_template_content;
$_wp_current_template_id = get_stylesheet() . '//friends-' . basename( $this->template );
return ABSPATH . WPINC . '/template-canvas.php';
}
}
if ( 'frontend/index' === $this->template ) {
$args['frontend_default_view'] = get_user_option( 'friends_frontend_default_view', get_current_user_id() );
}
return Friends::template_loader()->get_template_part( $this->template, null, $args, false );
}
if ( 'block' === $this->theme ) {
global $wp_query;
if ( $wp_query->is_single ) {
$template_key = 'frontend/single';
$template_id = 'friends-single';
} elseif ( $this->author ) {
$template_key = 'frontend/author-index';
$template_id = 'friends-author-index';
} else {
$template_key = 'frontend/index';
$template_id = 'friends-index';
}
$block_template_content = $this->get_block_template_content_for( $template_key );
if ( false !== $block_template_content ) {
global $_wp_current_template_content, $_wp_current_template_id;
$_wp_current_template_content = $block_template_content;
$_wp_current_template_id = get_stylesheet() . '//' . $template_id;
return ABSPATH . WPINC . '/template-canvas.php';
}
}
$args['frontend_default_view'] = get_user_option( 'friends_frontend_default_view', get_current_user_id() );
$args['blocks-everywhere'] = false;
if ( isset( $_GET['welcome'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
$args['show_welcome'] = true;
}
return Friends::template_loader()->get_template_part( 'frontend/index', $this->post_format, $args, false );
}
public function get_block_template_content_for( $template_path ) {
$map = array(
'frontend/index' => 'index',
'frontend/author-index' => 'friends-author-index',
'frontend/single' => 'single-friend_post_cache',
'frontend/followers' => 'friends-followers',
'frontend/add-friend' => 'friends-add-friend',
'frontend/subscriptions' => 'friends-subscriptions',
);
if ( ! isset( $map[ $template_path ] ) ) {
return false;
}
$template = $map[ $template_path ];
if ( 'frontend/index' === $template_path && isset( $_GET['welcome'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
$template = 'welcome';
}
$file = FRIENDS_PLUGIN_DIR . 'themes/friends/templates/' . $template . '.html';
if ( ! file_exists( $file ) ) {
return false;
}
return file_get_contents( $file ); // phpcs:ignore WordPress.WP.AlternativeFunctions.file_get_contents_file_get_contents
}
public function get_static_frontend_template( $path ) {
global $friends_args;
global $wp_query;
$wp_query->is_singular = false;
switch ( $path ) {
case 'add-friend':
$path = 'frontend/add-friend';
break;
case 'subscriptions':
wp_safe_redirect( home_url( '/friends/following/' ) );
exit;
case 'following':
$friends_args = array();
$path = 'frontend/subscriptions';
break;
case 'messages':
$friends_args = array(
'title' => __( 'Direct Messages', 'friends' ),
'no-bottom-margin' => true,
);
$path = 'frontend/messages';
break;
case 'followers':
if ( ! class_exists( '\Activitypub\Collection\Followers' ) ) {
return 'frontend/index';
}
$friends_args = array();
if ( isset( $_GET['mutual'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
$friends_args['only_mutual'] = true;
$friends_args['title'] = __( 'Your Mutual Followers', 'friends' );
} else {
$friends_args['only_mutual'] = false;
$friends_args['title'] = __( 'Your Followers', 'friends' );
}
$friends_args['user_id'] = get_current_user_id();
$path = 'frontend/followers';
break;
case 'blog-followers':
$friends_args = array();
if ( ! class_exists( '\Activitypub\Collection\Actors' ) ) {
return 'frontend/index';
}
if ( isset( $_GET['mutual'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
$friends_args['only_mutual'] = true;
$friends_args['title'] = __( 'Your Mutual Blog Followers', 'friends' );
} else {
$friends_args['only_mutual'] = false;
$friends_args['title'] = __( 'Your Blog Followers', 'friends' );
}
$friends_args['user_id'] = \Activitypub\Collection\Actors::BLOG_USER_ID;
$path = 'frontend/followers';
break;
case 'mutual':
if ( ! class_exists( '\Activitypub\Collection\Followers' ) ) {
return 'frontend/index';
}
$friends_args = array();
$friends_args['title'] = __( 'Friends', 'friends' );
$friends_args['filter'] = 'following';
$friends_args['user_id'] = get_current_user_id();
$path = 'frontend/followers';
break;
default:
return 'frontend/index';
}
$wp_query->is_404 = false;
return $path;
}
/**
* Modify the Friends page title depending on context, for example add an author name or post format.
*
* @param string $title The original title.
*
* @return string The modified title.
*/
public function header_widget_title( $title ) {
$title = '' . esc_html( $title ) . '';
if ( $this->author ) {
$title .= ' » ' . esc_html( $this->author->display_name ) . '';
}
if ( $this->post_format ) {
$post_formats = get_post_format_strings();
$title .= ' » ' . $post_formats[ $this->post_format ];
}
return $title;
}
/**
* Output a link, potentially augmented with authication information.
*
* @param string $url The url.
* @param string $text The link text.
* @param array $html_attributes HTML attributes.
* @param User $friend_user The friend user.
*/
public function link( $url, $text, array $html_attributes = array(), ?User $friend_user = null ) {
echo wp_kses(
self::get_link( $url, $text, $html_attributes, $friend_user ),
array(
'a' => array(
'href' => array(),
'title' => array(),
'target' => array(),
'rel' => array(),
'class' => array(),
'style' => array(),
'data-nonce' => array(),
'data-cnonce' => array(),
'data-token' => array(),
'data-friend' => array(),
'data-id' => array(),
'data-url' => array(),
),
'span' => array( 'class' => array() ),
)
);
}
/**
* Get a link, potentially augmented with authication information.
*
* @param string $url The url.
* @param string $text The link text.
* @param array $html_attributes HTML attributes.
* @param User $friend_user The friend user.
*
* @return string The link.
*/
public static function get_link( $url, $text, array $html_attributes = array(), ?User $friend_user = null ) {
if ( is_null( $friend_user ) ) {
$friend_user = new User( get_the_author_meta( 'ID' ) );
}
$link = ' $value ) {
if ( ! in_array( $name, array( 'title', 'target', 'rel', 'class', 'style', 'data-nonce', 'data-cnonce', 'data-token', 'data-friend', 'data-id', 'data-url' ) ) ) {
continue;
}
$link .= ' ' . $name . '="' . esc_attr( $value ) . '"';
}
$link .= ' title="' . esc_attr( $text ) . '">';
if ( isset( $html_attributes['dashicon_front'] ) ) {
$link .= '';
}
$link .= '' . esc_html( $text ) . '';
if ( isset( $html_attributes['dashicon_back'] ) ) {
$link .= '';
}
$link .= '';
return $link;
}
public static function get_widget_open_state( $widget ) {
static $state = null;
if ( is_null( $state ) ) {
$state = get_user_meta( get_current_user_id(), 'friends_widget_state', true );
if ( ! is_array( $state ) ) {
$state = array();
}
}
return isset( $state[ $widget ] ) && is_string( $state[ $widget ] ) ? $state[ $widget ] : 'open';
}
public function ajax_set_widget_open_state() {
if ( ! isset( $_POST['widget'] ) || ! isset( $_POST['state'] ) ) {
wp_send_json_error();
exit;
}
check_ajax_referer( 'friends_widget_state' );
$widget = sanitize_text_field( wp_unslash( $_POST['widget'] ) );
$open_state = sanitize_text_field( wp_unslash( $_POST['state'] ) );
$state = get_user_meta( get_current_user_id(), 'friends_widget_state', true );
if ( ! is_array( $state ) ) {
$state = array();
}
$state[ $widget ] = $open_state;
update_user_meta( get_current_user_id(), 'friends_widget_state', $state );
wp_send_json_success();
}
public function ajax_get_post_counts() {
check_ajax_referer( 'friends_post_counts' );
$counts = array_fill_keys( get_post_format_slugs(), 0 );
foreach ( $this->friends->get_post_count_by_post_format( true ) as $post_format => $count ) {
$counts[ $post_format ] = $this->friends->get_post_format_plural_string( $post_format, $count );
}
$post_counts = $this->friends->get_post_count_by_post_status( true );
if ( isset( $post_counts->trash ) && $post_counts->trash ) {
$counts['trash'] = sprintf( /* translators: %s is the number of hidden posts */_n( '%s hidden items', '%s hidden items', $post_counts->trash, 'friends' ), number_format_i18n( $post_counts->trash ) );
} else {
$counts['trash'] = 0;
}
wp_send_json_success( $counts );
}
/**
* Don't show the edit link for friend posts.
*
* @param string $link The edit link.
* @return string|bool The edit link or false.
*/
public function friend_post_edit_link( $link ) {
global $post;
if ( $post && in_array( $post->post_type, apply_filters( 'friends_frontend_post_types', array() ), true ) ) {
if ( Friends::on_frontend() ) {
$new_link = false;
} else {
$new_link = get_the_guid( $post );
}
/**
* Allow overriding the link for editing friend posts.
*
* By default on the Frontend, a post cannot be edited because $new_link is false.
*
* Example:
*
* ```php
* add_filter( 'friend_post_edit_link', function( $link, $original_link ) {
* if ( ! $link ) {
* $link = $original_link; // always allow editing.
* }
* return $link;
* }, 10, 2 );
* ```
*/
return apply_filters( 'friend_post_edit_link', $new_link, $link );
}
return $link;
}
/**
* Link friend posts to the remote site.
*
* @param string $post_link The post's permalink.
* @param \WP_Post $post The post in question.
* @return string The overriden post link.
*/
public function friend_post_link( $post_link, \WP_Post $post ) {
if ( $post && in_array( $post->post_type, apply_filters( 'friends_frontend_post_types', array() ), true ) ) {
return get_the_guid( $post );
}
return $post_link;
}
/**
* Link friend post comments to the local friends page.
*
* @param string $link The comment permalink.
* @param \WP_Comment $comment The comment object.
* @return string The overriden comment link.
*/
public function friend_post_comment_link( $link, \WP_Comment $comment ) {
// Don't override external ActivityPub comments - they should link to their source.
if ( 'activitypub' === $comment->comment_type || 'activitypub' === get_comment_meta( $comment->comment_ID, 'protocol', true ) ) {
return $link;
}
$post = get_post( $comment->comment_post_ID );
if ( $post && in_array( $post->post_type, apply_filters( 'friends_frontend_post_types', array() ), true ) ) {
$friend_user = User::get_post_author( $post );
return $friend_user->get_local_friends_page_url( $post->ID ) . '#comment-' . $comment->comment_ID;
}
return $link;
}
/**
* Potentially override the post author name with metadata.
*
* @param string $overridden_author_name The already overridden author name.
* @param string $author_name The author name.
* @param int $post_id The post id.
*
* @return string The modified author name.
*/
public function override_author_name( $overridden_author_name, $author_name, $post_id ) {
if ( $overridden_author_name && $overridden_author_name !== $author_name ) {
return $overridden_author_name;
}
$override_author_name = get_post_meta( $post_id, 'author', true );
if ( $override_author_name ) {
return $override_author_name;
}
return $author_name;
}
public function expose_opml( $viewable, $pagename ) {
if ( 'opml' === $pagename ) {
return true;
}
return $viewable;
}
/**
* Render the Friends OPML
*
* @param bool $only_public Only public feed URLs.
*/
protected function render_opml( $only_public = false ) {
if ( ! \is_user_logged_in() ) {
$only_public = true;
$user_id = Friends::get_main_friend_user_id();
$user = new User( $user_id );
} else {
$user = wp_get_current_user();
}
// translators: %s is a name.
$title = sprintf( __( '%s is following', 'friends' ), $user->display_name );
$filename = 'friends-';
if ( ! $only_public ) {
$title = __( 'My Friends', 'friends' );
$filename .= 'private-';
}
$filename .= $user->user_login . '.opml';
$feeds = array();
$users = array();
$friend_users = User_Query::all_associated_users();
foreach ( $friend_users->get_results() as $friend_user ) {
$role = $friend_user->get_role_name( true, 9 );
if ( $only_public ) {
$role = 'Feeds';
}
if ( ! isset( $users[ $role ] ) ) {
$users[ $role ] = array();
}
$users[ $role ][] = $friend_user;
}
ksort( $users );
foreach ( $users as $role => $friend_users ) {
foreach ( $friend_users as $friend_user ) {
$user_feeds = $friend_user->get_active_feeds();
$need_local_feed = false;
foreach ( $user_feeds as $feed ) {
if ( $feed->get_parser() === Feed_Parser_SimplePie::SLUG ) {
break;
}
switch ( $feed->get_mime_type() ) {
case 'application/atom+xml':
case 'application/atomxml':
case 'application/rss+xml':
case 'application/rssxml':
break;
default:
$need_local_feed = true;
break 2;
}
}
if ( $need_local_feed && ! $only_public ) {
$user_feeds = array_slice( $user_feeds, 0, 1 );
}
$user = array(
'friend_user' => $friend_user,
'feeds' => array(),
);
$html_url = $friend_user->user_url;
foreach ( $user_feeds as $feed ) {
$type = 'rss';
$feed_title = $friend_user->display_name;
if ( ! $only_public ) {
$html_url = $feed->get_local_html_url();
}
if ( $need_local_feed ) {
if ( $only_public ) {
// Cannot create a public URL.
continue;
}
$xml_url = $feed->get_local_url();
// phpcs:disable WordPress.Security.NonceVerification.Recommended
if ( isset( $_GET['auth'] ) ) {
$xml_url = add_query_arg( 'auth', sanitize_text_field( wp_unslash( $_GET['auth'] ) ), $xml_url );
// phpcs:enable WordPress.Security.NonceVerification.Recommended
}
} else {
if ( $only_public ) {
$xml_url = $feed->get_url();
} else {
$xml_url = $feed->get_url();
}
if ( 'application/atom+xml' === $feed->get_mime_type() ) {
$type = 'atom';
}
}
$user['feeds'][] = array(
'xml_url' => $xml_url,
'html_url' => $html_url,
'title' => $feed_title,
'type' => $type,
);
}
if ( ! empty( $user['feeds'] ) ) {
if ( ! isset( $feeds[ $role ] ) ) {
$feeds[ $role ] = array();
}
$feeds[ $role ][] = $user;
}
}
}
Friends::template_loader()->get_template_part(
'admin/opml',
null,
array(
'title' => $title,
'feeds' => $feeds,
'filename' => $filename,
)
);
exit;
}
private function has_required_priviledges() {
if ( Friends::is_main_user() ) {
return true;
}
if ( is_multisite() ) {
if ( is_user_member_of_blog( get_current_user_id(), get_current_blog_id() ) ) {
return true;
}
if ( is_super_admin( get_current_user_id() ) ) {
// Super admins would count as administrators.
return false;
}
}
if ( current_user_can( 'manage_options' ) ) {
return true;
}
return false;
}
/**
* Exclude the compose post format from the main RSS feed.
*
* @param \WP_Query $query The main query.
* @return \WP_Query The modified main query.
*/
public function exclude_compose_format_from_feed( $query ) {
if ( ! $query->is_main_query() || ! $query->is_feed() ) {
return $query;
}
if ( ! get_option( 'friends_exclude_compose_format_from_feed' ) ) {
return $query;
}
$format = get_option( 'friends_compose_post_format', 'status' );
if ( ! $format || 'standard' === $format ) {
return $query;
}
$tax_query = (array) $query->get( 'tax_query' );
$tax_query[] = array(
'taxonomy' => 'post_format',
'field' => 'slug',
'terms' => array( 'post-format-' . $format ),
'operator' => 'NOT IN',
);
$query->set( 'tax_query', $tax_query );
return $query;
}
/**
* Modify the main query for the /friends page
*
* @param \WP_Query $query The main query.
* @return \WP_Query The modified main query.
*/
public function friend_posts_query( $query ) {
global $wp_query, $wp, $authordata;
if ( $wp_query !== $query || $query->is_admin() || $query->is_home() ) {
return $query;
}
$pagename = '';
if ( isset( $wp_query->query['pagename'] ) ) {
$pagename = $wp_query->query['pagename'];
} elseif ( isset( $wp_query->query['category_name'] ) ) {
$pagename = $wp_query->query['category_name'];
} elseif ( isset( $wp_query->query['name'] ) ) {
$pagename = $wp_query->query['name'];
}
$pagename_parts = explode( '/', trim( $pagename, '/' ) );
$is_friends = array_shift( $pagename_parts );
if ( 'friends' !== $is_friends ) {
return $query;
}
if ( isset( $pagename_parts[0] ) && 'settings' === $pagename_parts[0] ) {
wp_safe_redirect( self_admin_url( 'admin.php?page=friends-settings' ) );
exit;
}
// Not available for the general public or friends.
$viewable = $this->has_required_priviledges() && Friends::on_frontend();
if ( $query->is_feed() ) {
// Feeds can be viewed through extra authentication.
if ( isset( $wp_query->query['pagename'] ) ) {
if ( apply_filters( 'friends_friend_feed_viewable', false, isset( $pagename_parts[0] ) ? $pagename_parts[0] : false ) ) {
$viewable = true;
}
}
}
if ( ! $viewable && isset( $wp_query->query['pagename'] ) ) {
if ( apply_filters( 'friends_friend_posts_query_viewable', false, isset( $pagename_parts[0] ) ? $pagename_parts[0] : false ) ) {
$viewable = true;
}
}
$page_id = get_query_var( 'page' );
// phpcs:disable WordPress.Security.NonceVerification.Recommended
if ( isset( $_GET['share'] ) ) {
$share_hash = hash( 'crc32b', apply_filters( 'friends_share_salt', wp_salt( 'nonce' ), $page_id ) . $page_id );
if ( $_GET['share'] === $share_hash ) {
$viewable = true;
}
}
if ( ! $viewable ) {
if ( $query->is_feed() ) {
status_header( 404 );
$query->set_404();
} elseif ( ! Friends::on_frontend() ) {
if ( count( $pagename_parts ) > 0 ) {
wp_safe_redirect( home_url( '/friends/' ) );
exit;
}
} elseif ( ! Friends::is_main_user() ) {
wp_die( esc_html__( 'You are not allowed to view this page.', 'friends' ) );
}
return $query;
}
// Don't let the Post Kinds plugin interfere with this query.
remove_action( 'pre_get_posts', array( 'Kind_Taxonomy', 'kind_firehose_query' ), 99 );
switch_to_locale( get_user_locale() );
$tax_query = array();
$post_format = null;
while ( $pagename_parts ) {
$pagename_part = $pagename_parts[0];
$current_part = array_shift( $pagename_parts );
if ( 'reaction' === substr( $current_part, 0, 8 ) && strlen( $current_part ) > 8 ) {
$reaction = Reactions::validate_emoji( substr( $current_part, 8 ) );
if ( ! $reaction ) {
continue;
}
$this->reaction = $reaction;
if ( ! empty( $tax_query ) ) {
$tax_query['relation'] = 'AND';
}
$tax_query[] = array(
'taxonomy' => 'friend-reaction-' . get_current_user_id(),
'field' => 'slug',
'terms' => array( substr( $current_part, 8 ) ),
);
continue;
}
switch ( $current_part ) {
case 'opml':
return $this->render_opml( isset( $_REQUEST['public'] ) && boolval( $_REQUEST['public'] ) );
case 'type':
$post_format = array_shift( $pagename_parts );
$tax_query = $this->friends->wp_query_get_post_format_tax_query( $tax_query, explode( ',', $post_format ) );
if ( $tax_query ) {
$this->post_format = $post_format;
}
break;
case 'tag':
if ( empty( $pagename_parts ) && $page_id ) {
// Support numeric tags.
$this->tag = strval( $page_id );
$page_id = false;
} else {
$this->tag = array_shift( $pagename_parts );
}
$tax_query = $this->friends->wp_query_get_post_tag_tax_query( $tax_query, $this->tag );
break;
default: // Maybe an author.
$author = User::get_by_username( $current_part );
if ( false === $author || is_wp_error( $author ) ) {
if ( $query->is_feed() ) {
status_header( 404 );
$query->set_404();
return $query;
}
$template = $this->get_static_frontend_template( $current_part );
if ( 'frontend/index' !== $template ) {
$wp_query->is_404 = false;
$query->is_404 = false;
status_header( 200 );
add_filter( 'pre_handle_404', '__return_true' );
$this->template = $template;
return $query;
}
wp_safe_redirect( home_url( '/friends/' ) );
exit;
}
$this->author = $author;
break;
}
}
$this->is_friends_page = true;
$query->is_friends_page = true;
$query->is_singular = false;
$query->is_single = false;
$query->is_category = false;
$query->is_archive = false;
$query->queried_object = null;
$query->queried_object_id = null;
$post_types = apply_filters( 'friends_frontend_post_types', array() );
if ( 'status' === $post_format ) {
// Show your own posts on the status feed.
$post_types[] = 'post';
}
$query->set( 'post_type', $post_types );
$query->set( 'tax_query', $tax_query );
if ( ( isset( $_GET['share'] ) && $_GET['share'] === $share_hash ) || $viewable ) {
$post_status = array( 'publish', 'private', 'future' );
if ( isset( $_GET['show-hidden'] ) ) {
$post_status[] = 'trash';
}
$query->set( 'post_status', $post_status );
}
// phpcs:enable WordPress.Security.NonceVerification.Recommended
$query->is_page = false;
$query->is_comment_feed = false;
$query->set( 'pagename', null );
$query->set( 'category_name', null );
if ( get_option( 'posts_per_page' ) < 20 ) {
$query->set( 'posts_per_page', 20 );
if ( 'collapsed' === get_user_option( 'friends_frontend_default_view', get_current_user_id() ) && 'status' === $post_format ) {
$query->set( 'posts_per_page', 30 );
}
}
if ( $page_id ) {
$query->set( 'page_id', $page_id );
if ( ! $this->author ) {
$post = get_post( $page_id );
if ( $post ) {
$author = User::get_post_author( $post );
if ( false !== $author ) {
$this->author = $author;
}
}
}
$query->is_single = true;
$query->is_singular = true;
$wp->set_query_var( 'page', null );
$wp->set_query_var( 'page_id', $page_id );
}
if ( $this->author ) {
if ( $this->author instanceof User ) {
$authordata = $this->author; // phpcs:ignore WordPress.WP.GlobalVariablesOverride.Prohibited
$this->author->modify_query_by_author( $query );
if ( ! $page_id ) {
$query->is_author = true;
}
} else {
$this->author = null;
}
}
if ( ! $query->is_singular && ! $query->is_author ) {
// This is the main friends page.
$hide_from_friends_page = get_user_option( 'friends_hide_from_friends_page' );
$hide_from_friends_page = array_diff( array_map( 'intval', (array) $hide_from_friends_page ), array( 0 ) );
if ( $hide_from_friends_page ) {
$query->set( 'author__not_in', $hide_from_friends_page );
}
}
// phpcs:disable WordPress.Security.NonceVerification.Recommended
if ( isset( $_GET['order'] ) ) {
$order = strtoupper( sanitize_text_field( wp_unslash( $_GET['order'] ) ) );
if ( in_array( $order, array( 'ASC', 'DESC' ), true ) ) {
$query->set( 'order', $order );
}
}
// phpcs:enable WordPress.Security.NonceVerification.Recommended
return $query;
}
}