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bbPress compatibility #6

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cc19de6
Adding hooks for bbPress compatibility.
Nov 27, 2012
24f54e4
bbPress front-end editor encoding fix
Nov 27, 2012
38f3dc6
New Function: no_texturize_shortcodes
Nov 27, 2012
2fd563d
More complete bbPress compatibility
Nov 30, 2012
49c7d91
Improved WordPress and bbPress compatiblity
Nov 30, 2012
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112 changes: 96 additions & 16 deletions syntaxhighlighter.php
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Original file line number Diff line number Diff line change
Expand Up @@ -46,33 +46,52 @@ function __construct() {
add_filter( 'the_content', array( &$this, 'parse_shortcodes' ), 7 ); // Posts
add_filter( 'comment_text', array( &$this, 'parse_shortcodes_comment' ), 7 ); // Comments
add_filter( 'bp_get_the_topic_post_content', array( &$this, 'parse_shortcodes' ), 7 ); // BuddyPress
add_filter( 'bbp_get_topic_content', array( &$this, 'parse_shortcodes' ), 7 ); // bbPress
add_filter( 'bbp_get_reply_content', array( &$this, 'parse_shortcodes' ), 7 ); // bbPress

// Into the database
add_filter( 'content_save_pre', array( &$this, 'encode_shortcode_contents_slashed_noquickedit' ), 1 ); // Posts
add_filter( 'content_save_pre', array( &$this, 'encode_shortcode_contents_slashed_noquickedit' ), 1 ); // Posts
add_filter( 'pre_comment_content', array( &$this, 'encode_shortcode_contents_slashed' ), 1 ); // Comments
add_filter( 'group_forum_post_text_before_save', array( &$this, 'encode_shortcode_contents_slashed' ), 1 ); // BuddyPress
add_filter( 'group_forum_topic_text_before_save', array( &$this, 'encode_shortcode_contents_slashed' ), 1 ); // BuddyPress
add_filter( 'bbp_new_topic_pre_content', array( &$this, 'encode_shortcode_contents_slashed_noquickedit' ), 1 ); // bbPress
add_filter( 'bbp_new_reply_pre_content', array( &$this, 'encode_shortcode_contents_slashed_noquickedit' ), 1 ); // bbPress
add_filter( 'bbp_edit_topic_pre_content', array( &$this, 'encode_shortcode_contents_slashed_noquickedit' ), 1 ); // bbPress
add_filter( 'bbp_edit_reply_pre_content', array( &$this, 'encode_shortcode_contents_slashed_noquickedit' ), 1 ); // bbPress

// Out of the database for decoded display
add_filter( '_wp_post_revision_field_post_content', array( &$this, 'decode_shortcode_contents' ), 1); // Revisions
add_filter( 'bbp_get_topic_content', array( &$this, 'decode_shortcode_contents' ), 1); // bbPress
add_filter( 'bbp_get_reply_content', array( &$this, 'decode_shortcode_contents' ), 1); // bbPress

// Out of the database for editing
add_filter( 'the_editor_content', array( &$this, 'the_editor_content' ), 1 ); // Posts
add_filter( 'comment_edit_pre', array( &$this, 'decode_shortcode_contents' ), 1 ); // Comments
add_filter( 'bp_get_the_topic_text', array( &$this, 'decode_shortcode_contents' ), 1 ); // BuddyPress
add_filter( 'bp_get_the_topic_post_edit_text', array( &$this, 'decode_shortcode_contents' ), 1 ); // BuddyPress

// Exempt shortcodes from wp_texturize
add_filter( 'no_texturize_shortcodes', array( &$this, 'no_texturize_shortcodes' ) ); // bbPress

// Outputting SyntaxHighlighter's JS and CSS
add_action( 'wp_head', array( &$this, 'output_header_placeholder' ), 15 );
add_action( 'admin_head', array( &$this, 'output_header_placeholder' ), 15 ); // For comments
add_action( 'wp_footer', array( &$this, 'maybe_output_scripts' ), 15 );
add_action( 'admin_footer', array( &$this, 'maybe_output_scripts' ), 15 ); // For comments

// Admin hooks
add_action( 'admin_init', array( &$this, 'register_setting' ) );
add_action( 'admin_menu', array( &$this, 'register_settings_page' ) );
add_action( 'admin_head', array( &$this, 'output_shortcodes_for_tinymce' ) );
add_filter( 'mce_external_plugins', array( &$this, 'add_tinymce_plugin' ) );
add_filter( 'tiny_mce_version', array( &$this, 'break_tinymce_cache' ) );
add_filter( 'save_post', array( &$this, 'mark_as_encoded' ), 10, 2 );
add_filter( 'plugin_action_links', array( &$this, 'settings_link' ), 10, 2 );
add_action( 'admin_init', array( &$this, 'register_setting' ) );
add_action( 'admin_menu', array( &$this, 'register_settings_page' ) );
add_action( 'admin_head', array( &$this, 'output_shortcodes_for_tinymce' ) );
add_filter( 'bbp_after_get_the_content_parse_args', array( &$this, 'force_bbp_tiny_editor' ) ); // bbPress
add_filter( 'tiny_mce_before_init', array( &$this, 'tinymce_before_init') ); // bbPress
add_filter( 'mce_external_plugins', array( &$this, 'add_tinymce_plugin' ) );
add_filter( 'save_post', array( &$this, 'mark_as_encoded' ), 10, 2 );
add_filter( 'plugin_action_links', array( &$this, 'settings_link' ), 10, 2 );

// Load scortcodes script for bbPress if front-end tinymce editing is enabled
if ( function_exists('bbp_use_wp_editor') && bbp_use_wp_editor() )
add_action( 'bbp_head', array( &$this, 'output_shortcodes_for_tinymce' ) );// bbPress

// Register widget hooks
// Requires change added in WordPress 2.9
Expand Down Expand Up @@ -282,10 +301,36 @@ function add_tinymce_plugin( $plugins ) {
return $plugins;
}


// Break the TinyMCE cache
function break_tinymce_cache( $version ) {
return $version . '-sh' . $this->pluginver;
// Filter tinymce so that it does not reformat the preformatted code so badly
function tinymce_before_init( $args) {
$elements = array(
'blockquote',
'center',
'dir',
'div',
'dl',
'fieldset',
'form',
'h1','h2','h3','h4','h5','h6',
'hr',
'isindex',
'noframes',
'noscript',
'ol',
'p',
'table',
'ul',
);

$children = "+pre['address']";

foreach ($elements as $element)
$children .= ",+pre[$element]";

$args['valid_children'] = $children;
$args['paste_strip_class_attributes'] = 'none';

return $args;
}


Expand All @@ -303,6 +348,13 @@ function settings_link( $links, $file ) {
}


// Force bbPress to use tiny not teeny mce so that our mceplugin will load
function force_bbp_tiny_editor( $args = array() ) {
$args['teeny'] = false;
return $args;
}


// Output list of shortcode tags for the TinyMCE plugin
function output_shortcodes_for_tinymce() {
$shortcodes = array();
Expand All @@ -322,6 +374,14 @@ function enforce_font_size() {
}


// A filter function that exempts shortcodes from wptexturize()
function no_texturize_shortcodes( $exempted_shortcodes = array() ) {
foreach ( $this->shortcodes as $shortcode )
$exempted_shortcodes[] = $shortcode;
return $exempted_shortcodes;
}


// A filter function that runs do_shortcode() but only with this plugin's shortcodes
function shortcode_hack( $content, $callback ) {
global $shortcode_tags;
Expand Down Expand Up @@ -401,18 +461,37 @@ function encode_shortcode_contents_slashed( $content ) {

// HTML entity encode the contents of shortcodes. Expects slashed content. Aborts if AJAX.
function encode_shortcode_contents_slashed_noquickedit( $content ) {

// Cases which do not need encoding

// In certain weird circumstances, the content gets run through "content_save_pre" twice
// Keep track and don't allow this filter to be run twice
// I couldn't easily figure out why this happens and didn't bother looking into it further as this works fine
if ( true == $this->content_save_pre_ran )
return $content;
$this->content_save_pre_ran = true;

// Post quick edits aren't decoded for display, so we don't need to encode them (again)
if ( !empty($_POST) && !empty($_POST['action']) && 'inline-save' == $_POST['action'] )
// Post quick edits (wp-admin)
if ( !empty( $_POST ) && !empty( $_POST['action'] ) && 'inline-save' == $_POST['action'] )
return $content;

// bbPress (front-end) admin links for topic split or merge
if ( !empty( $_POST ) && !empty( $_POST['action'] ) && ( 'bbp-split-topic' == $_POST['action'] || 'bbp-merge-topic' == $_POST['action'] ) )
return $content;

// bbPress (front-end) admin links for trash
if ( !empty( $_GET ) && !empty( $_GET['action'] ) && ( 'bbp_toggle_topic_trash' == $_GET['action'] || 'bbp_toggle_reply_trash' == $_GET['action'] ) )
return $content;

// bbPress admin links (front-end) and quick links (wp-admin) for spam
if ( !empty( $_GET ) && !empty( $_GET['action'] ) && ( 'bbp_toggle_topic_spam' == $_GET['action'] || 'bbp_toggle_reply_spam' == $_GET['action'] ) )
return $content;

// Cases which need decoding

// Trashed posts (wp-admin) need to be decoded on undo and restore (untrashing)
if ( !empty( $_GET ) && !empty( $_GET['action'] ) && 'untrash' == $_GET['action'] )
return $this->decode_shortcode_contents( $content );

return $this->encode_shortcode_contents_slashed( $content );
}

Expand Down Expand Up @@ -447,7 +526,8 @@ function the_editor_content( $content ) {
// New code format (stored encoded in database)
if ( 2 == $this->get_code_format( $post ) ) {
// If TinyMCE is disabled or the HTML tab is set to be displayed first, we need to decode the HTML
if ( !user_can_richedit() || 'html' == wp_default_editor() )
// bbPress front-end editor tinymce html tab needs decoding ( when visual tab is displayed first )
if ( !user_can_richedit() || 'html' == wp_default_editor() || ( class_exists('bbPress') && !is_admin() ) )
$content = $this->decode_shortcode_contents( $content );
}

Expand Down