Source
File: wp-includes/class-wp-editor.php
public static function editor_settings( $editor_id, $set ) {
if ( empty( self::$first_init ) ) {
if ( is_admin() ) {
add_action( 'admin_print_footer_scripts', array( __CLASS__, 'editor_js' ), 50 );
add_action( 'admin_print_footer_scripts', array( __CLASS__, 'force_uncompressed_tinymce' ), 1 );
add_action( 'admin_print_footer_scripts', array( __CLASS__, 'enqueue_scripts' ), 1 );
} else {
add_action( 'wp_print_footer_scripts', array( __CLASS__, 'editor_js' ), 50 );
add_action( 'wp_print_footer_scripts', array( __CLASS__, 'force_uncompressed_tinymce' ), 1 );
add_action( 'wp_print_footer_scripts', array( __CLASS__, 'enqueue_scripts' ), 1 );
}
}
if ( self::$this_quicktags ) {
$qtInit = array(
'id' => $editor_id,
'buttons' => '',
);
if ( is_array( $set['quicktags'] ) ) {
$qtInit = array_merge( $qtInit, $set['quicktags'] );
}
if ( empty( $qtInit['buttons'] ) ) {
$qtInit['buttons'] = 'strong,em,link,block,del,ins,img,ul,ol,li,code,more,close';
}
if ( $set['_content_editor_dfw'] ) {
$qtInit['buttons'] .= ',dfw';
}
/**
* Filters the Quicktags settings.
*
* @since 3.3.0
*
* @param array $qtInit Quicktags settings.
* @param string $editor_id Unique editor identifier, e.g. 'content'.
*/
$qtInit = apply_filters( 'quicktags_settings', $qtInit, $editor_id );
self::$qt_settings[ $editor_id ] = $qtInit;
self::$qt_buttons = array_merge( self::$qt_buttons, explode( ',', $qtInit['buttons'] ) );
}
if ( self::$this_tinymce ) {
if ( empty( self::$first_init ) ) {
$baseurl = self::get_baseurl();
$mce_locale = self::get_mce_locale();
$ext_plugins = '';
if ( $set['teeny'] ) {
/**
* Filters the list of teenyMCE plugins.
*
* @since 2.7.0
* @since 3.3.0 The `$editor_id` parameter was added.
*
* @param array $plugins An array of teenyMCE plugins.
* @param string $editor_id Unique editor identifier, e.g. 'content'.
*/
$plugins = apply_filters(
'teeny_mce_plugins',
array(
'colorpicker',
'lists',
'fullscreen',
'image',
'wordpress',
'wpeditimage',
'wplink',
),
$editor_id
);
} else {
/**
* Filters the list of TinyMCE external plugins.
*
* The filter takes an associative array of external plugins for
* TinyMCE in the form 'plugin_name' => 'url'.
*
* The url should be absolute, and should include the js filename
* to be loaded. For example:
* 'myplugin' => 'http://mysite.com/wp-content/plugins/myfolder/mce_plugin.js'.
*
* If the external plugin adds a button, it should be added with
* one of the 'mce_buttons' filters.
*
* @since 2.5.0
* @since 5.3.0 The `$editor_id` parameter was added.
*
* @param array $external_plugins An array of external TinyMCE plugins.
* @param string $editor_id Unique editor identifier, e.g. 'content'. Accepts 'classic-block'
* when called from block editor's Classic block.
*/
$mce_external_plugins = apply_filters( 'mce_external_plugins', array(), $editor_id );
$plugins = array(
'charmap',
'colorpicker',
'hr',
'lists',
'media',
'paste',
'tabfocus',
'textcolor',
'fullscreen',
'wordpress',
'wpautoresize',
'wpeditimage',
'wpemoji',
'wpgallery',
'wplink',
'wpdialogs',
'wptextpattern',
'wpview',
);
if ( ! self::$has_medialib ) {
$plugins[] = 'image';
}
/**
* Filters the list of default TinyMCE plugins.
*
* The filter specifies which of the default plugins included
* in WordPress should be added to the TinyMCE instance.
*
* @since 3.3.0
* @since 5.3.0 The `$editor_id` parameter was added.
*
* @param array $plugins An array of default TinyMCE plugins.
* @param string $editor_id Unique editor identifier, e.g. 'content'. Accepts 'classic-block'
* when called from block editor's Classic block.
*/
$plugins = array_unique( apply_filters( 'tiny_mce_plugins', $plugins, $editor_id ) );
$key = array_search( 'spellchecker', $plugins, true );
if ( false !== $key ) {
// Remove 'spellchecker' from the internal plugins if added with 'tiny_mce_plugins' filter to prevent errors.
// It can be added with 'mce_external_plugins'.
unset( $plugins[ $key ] );
}
if ( ! empty( $mce_external_plugins ) ) {
/**
* Filters the translations loaded for external TinyMCE 3.x plugins.
*
* The filter takes an associative array ('plugin_name' => 'path')
* where 'path' is the include path to the file.
*
* The language file should follow the same format as wp_mce_translation(),
* and should define a variable ($strings) that holds all translated strings.
*
* @since 2.5.0
* @since 5.3.0 The `$editor_id` parameter was added.
*
* @param array $translations Translations for external TinyMCE plugins.
* @param string $editor_id Unique editor identifier, e.g. 'content'.
*/
$mce_external_languages = apply_filters( 'mce_external_languages', array(), $editor_id );
$loaded_langs = array();
$strings = '';
if ( ! empty( $mce_external_languages ) ) {
foreach ( $mce_external_languages as $name => $path ) {
if ( @is_file( $path ) && @is_readable( $path ) ) {
include_once $path;
$ext_plugins .= $strings . "\n";
$loaded_langs[] = $name;
}
}
}
foreach ( $mce_external_plugins as $name => $url ) {
if ( in_array( $name, $plugins, true ) ) {
unset( $mce_external_plugins[ $name ] );
continue;
}
$url = set_url_scheme( $url );
$mce_external_plugins[ $name ] = $url;
$plugurl = dirname( $url );
$strings = '';
// Try to load langs/[locale].js and langs/[locale]_dlg.js.
if ( ! in_array( $name, $loaded_langs, true ) ) {
$path = str_replace( content_url(), '', $plugurl );
$path = WP_CONTENT_DIR . $path . '/langs/';
$path = trailingslashit( realpath( $path ) );
if ( @is_file( $path . $mce_locale . '.js' ) ) {
$strings .= @file_get_contents( $path . $mce_locale . '.js' ) . "\n";
}
if ( @is_file( $path . $mce_locale . '_dlg.js' ) ) {
$strings .= @file_get_contents( $path . $mce_locale . '_dlg.js' ) . "\n";
}
if ( 'en' !== $mce_locale && empty( $strings ) ) {
if ( @is_file( $path . 'en.js' ) ) {
$str1 = @file_get_contents( $path . 'en.js' );
$strings .= preg_replace( '/([\'"])en\./', '$1' . $mce_locale . '.', $str1, 1 ) . "\n";
}
if ( @is_file( $path . 'en_dlg.js' ) ) {
$str2 = @file_get_contents( $path . 'en_dlg.js' );
$strings .= preg_replace( '/([\'"])en\./', '$1' . $mce_locale . '.', $str2, 1 ) . "\n";
}
}
if ( ! empty( $strings ) ) {
$ext_plugins .= "\n" . $strings . "\n";
}
}
$ext_plugins .= 'tinyMCEPreInit.load_ext("' . $plugurl . '", "' . $mce_locale . '");' . "\n";
}
}
}
self::$plugins = $plugins;
self::$ext_plugins = $ext_plugins;
$settings = self::default_settings();
$settings['plugins'] = implode( ',', $plugins );
if ( ! empty( $mce_external_plugins ) ) {
$settings['external_plugins'] = wp_json_encode( $mce_external_plugins );
}
/** This filter is documented in wp-admin/includes/media.php */
if ( apply_filters( 'disable_captions', '' ) ) {
$settings['wpeditimage_disable_captions'] = true;
}
$mce_css = $settings['content_css'];
/*
* The `editor-style.css` added by the theme is generally intended for the editor instance on the Edit Post screen.
* Plugins that use wp_editor() on the front-end can decide whether to add the theme stylesheet
* by using `get_editor_stylesheets()` and the `mce_css` or `tiny_mce_before_init` filters, see below.
*/
if ( is_admin() ) {
$editor_styles = get_editor_stylesheets();
if ( ! empty( $editor_styles ) ) {
// Force urlencoding of commas.
foreach ( $editor_styles as $key => $url ) {
if ( strpos( $url, ',' ) !== false ) {
$editor_styles[ $key ] = str_replace( ',', '%2C', $url );
}
}
$mce_css .= ',' . implode( ',', $editor_styles );
}
}
/**
* Filters the comma-delimited list of stylesheets to load in TinyMCE.
*
* @since 2.1.0
*
* @param string $stylesheets Comma-delimited list of stylesheets.
*/
$mce_css = trim( apply_filters( 'mce_css', $mce_css ), ' ,' );
if ( ! empty( $mce_css ) ) {
$settings['content_css'] = $mce_css;
} else {
unset( $settings['content_css'] );
}
self::$first_init = $settings;
}
if ( $set['teeny'] ) {
$mce_buttons = array(
'bold',
'italic',
'underline',
'blockquote',
'strikethrough',
'bullist',
'numlist',
'alignleft',
'aligncenter',
'alignright',
'undo',
'redo',
'link',
'fullscreen',
);
/**
* Filters the list of teenyMCE buttons (Text tab).
*
* @since 2.7.0
* @since 3.3.0 The `$editor_id` parameter was added.
*
* @param array $mce_buttons An array of teenyMCE buttons.
* @param string $editor_id Unique editor identifier, e.g. 'content'.
*/
$mce_buttons = apply_filters( 'teeny_mce_buttons', $mce_buttons, $editor_id );
$mce_buttons_2 = array();
$mce_buttons_3 = array();
$mce_buttons_4 = array();
} else {
$mce_buttons = array(
'formatselect',
'bold',
'italic',
'bullist',
'numlist',
'blockquote',
'alignleft',
'aligncenter',
'alignright',
'link',
'wp_more',
'spellchecker',
);
if ( ! wp_is_mobile() ) {
if ( $set['_content_editor_dfw'] ) {
$mce_buttons[] = 'wp_adv';
$mce_buttons[] = 'dfw';
} else {
$mce_buttons[] = 'fullscreen';
$mce_buttons[] = 'wp_adv';
}
} else {
$mce_buttons[] = 'wp_adv';
}
/**
* Filters the first-row list of TinyMCE buttons (Visual tab).
*
* @since 2.0.0
* @since 3.3.0 The `$editor_id` parameter was added.
*
* @param array $mce_buttons First-row list of buttons.
* @param string $editor_id Unique editor identifier, e.g. 'content'. Accepts 'classic-block'
* when called from block editor's Classic block.
*/
$mce_buttons = apply_filters( 'mce_buttons', $mce_buttons, $editor_id );
$mce_buttons_2 = array(
'strikethrough',
'hr',
'forecolor',
'pastetext',
'removeformat',
'charmap',
'outdent',
'indent',
'undo',
'redo',
);
if ( ! wp_is_mobile() ) {
$mce_buttons_2[] = 'wp_help';
}
/**
* Filters the second-row list of TinyMCE buttons (Visual tab).
*
* @since 2.0.0
* @since 3.3.0 The `$editor_id` parameter was added.
*
* @param array $mce_buttons_2 Second-row list of buttons.
* @param string $editor_id Unique editor identifier, e.g. 'content'. Accepts 'classic-block'
* when called from block editor's Classic block.
*/
$mce_buttons_2 = apply_filters( 'mce_buttons_2', $mce_buttons_2, $editor_id );
/**
* Filters the third-row list of TinyMCE buttons (Visual tab).
*
* @since 2.0.0
* @since 3.3.0 The `$editor_id` parameter was added.
*
* @param array $mce_buttons_3 Third-row list of buttons.
* @param string $editor_id Unique editor identifier, e.g. 'content'. Accepts 'classic-block'
* when called from block editor's Classic block.
*/
$mce_buttons_3 = apply_filters( 'mce_buttons_3', array(), $editor_id );
/**
* Filters the fourth-row list of TinyMCE buttons (Visual tab).
*
* @since 2.5.0
* @since 3.3.0 The `$editor_id` parameter was added.
*
* @param array $mce_buttons_4 Fourth-row list of buttons.
* @param string $editor_id Unique editor identifier, e.g. 'content'. Accepts 'classic-block'
* when called from block editor's Classic block.
*/
$mce_buttons_4 = apply_filters( 'mce_buttons_4', array(), $editor_id );
}
$body_class = $editor_id;
$post = get_post();
if ( $post ) {
$body_class .= ' post-type-' . sanitize_html_class( $post->post_type ) . ' post-status-' . sanitize_html_class( $post->post_status );
if ( post_type_supports( $post->post_type, 'post-formats' ) ) {
$post_format = get_post_format( $post );
if ( $post_format && ! is_wp_error( $post_format ) ) {
$body_class .= ' post-format-' . sanitize_html_class( $post_format );
} else {
$body_class .= ' post-format-standard';
}
}
$page_template = get_page_template_slug( $post );
if ( false !== $page_template ) {
$page_template = empty( $page_template ) ? 'default' : str_replace( '.', '-', basename( $page_template, '.php' ) );
$body_class .= ' page-template-' . sanitize_html_class( $page_template );
}
}
$body_class .= ' locale-' . sanitize_html_class( strtolower( str_replace( '_', '-', get_user_locale() ) ) );
if ( ! empty( $set['tinymce']['body_class'] ) ) {
$body_class .= ' ' . $set['tinymce']['body_class'];
unset( $set['tinymce']['body_class'] );
}
$mceInit = array(
'selector' => "#$editor_id",
'wpautop' => (bool) $set['wpautop'],
'indent' => ! $set['wpautop'],
'toolbar1' => implode( ',', $mce_buttons ),
'toolbar2' => implode( ',', $mce_buttons_2 ),
'toolbar3' => implode( ',', $mce_buttons_3 ),
'toolbar4' => implode( ',', $mce_buttons_4 ),
'tabfocus_elements' => $set['tabfocus_elements'],
'body_class' => $body_class,
);
// Merge with the first part of the init array.
$mceInit = array_merge( self::$first_init, $mceInit );
if ( is_array( $set['tinymce'] ) ) {
$mceInit = array_merge( $mceInit, $set['tinymce'] );
}
/*
* For people who really REALLY know what they're doing with TinyMCE
* You can modify $mceInit to add, remove, change elements of the config
* before tinyMCE.init. Setting "valid_elements", "invalid_elements"
* and "extended_valid_elements" can be done through this filter. Best
* is to use the default cleanup by not specifying valid_elements,
* as TinyMCE checks against the full set of HTML 5.0 elements and attributes.
*/
if ( $set['teeny'] ) {
/**
* Filters the teenyMCE config before init.
*
* @since 2.7.0
* @since 3.3.0 The `$editor_id` parameter was added.
*
* @param array $mceInit An array with teenyMCE config.
* @param string $editor_id Unique editor identifier, e.g. 'content'.
*/
$mceInit = apply_filters( 'teeny_mce_before_init', $mceInit, $editor_id );
} else {
/**
* Filters the TinyMCE config before init.
*
* @since 2.5.0
* @since 3.3.0 The `$editor_id` parameter was added.
*
* @param array $mceInit An array with TinyMCE config.
* @param string $editor_id Unique editor identifier, e.g. 'content'. Accepts 'classic-block'
* when called from block editor's Classic block.
*/
$mceInit = apply_filters( 'tiny_mce_before_init', $mceInit, $editor_id );
}
if ( empty( $mceInit['toolbar3'] ) && ! empty( $mceInit['toolbar4'] ) ) {
$mceInit['toolbar3'] = $mceInit['toolbar4'];
$mceInit['toolbar4'] = '';
}
self::$mce_settings[ $editor_id ] = $mceInit;
} // End if self::$this_tinymce.
}