root/trunk/wp-includes/script-loader.php

<?php
/**
 * WordPress scripts and styles default loader.
 *
 * Most of the functionality that existed here was moved to
 * {@link http://backpress.automattic.com/ BackPress}. WordPress themes and
 * plugins will only be concerned about the filters and actions set in this
 * file.
 *
 * @package WordPress
 */

/** BackPress: WordPress Dependencies Class */
require( ABSPATH . WPINC . '/class.wp-dependencies.php' );

/** BackPress: WordPress Scripts Class */
require( ABSPATH . WPINC . '/class.wp-scripts.php' );

/** BackPress: WordPress Scripts Functions */
require( ABSPATH . WPINC . '/functions.wp-scripts.php' );

/** BackPress: WordPress Styles Class */
require( ABSPATH . WPINC . '/class.wp-styles.php' );

/** BackPress: WordPress Styles Functions */
require( ABSPATH . WPINC . '/functions.wp-styles.php' );

/**
 * Setup WordPress scripts to load by default for Administration Panels.
 *
 * Localizes a few of the scripts.
 *
 * @since 2.6.0
 *
 * @param object $scripts WP_Scripts object.
 */
function wp_default_scripts( &$scripts ) {
    global $current_user;

    if (!$guessurl = site_url())
        $guessurl = wp_guess_url();

    $userid = isset($current_user) ? $current_user->ID : 0;
    $scripts->base_url = $guessurl;
    $scripts->default_version = get_bloginfo( 'version' );

    $scripts->add( 'common', '/wp-admin/js/common.js', array('jquery', 'user-settings'), '20081001' );
    $scripts->add( 'sack', '/wp-includes/js/tw-sack.js', false, '1.6.1' );

    $scripts->add( 'quicktags', '/wp-includes/js/quicktags.js', false, '20080823' );
    $scripts->localize( 'quicktags', 'quicktagsL10n', array(
        'quickLinks' => __('(Quick Links)'),
        'wordLookup' => __('Enter a word to look up:'),
        'dictionaryLookup' => attribute_escape(__('Dictionary lookup')),
        'lookup' => attribute_escape(__('lookup')),
        'closeAllOpenTags' => attribute_escape(__('Close all open tags')),
        'closeTags' => attribute_escape(__('close tags')),
        'enterURL' => __('Enter the URL'),
        'enterImageURL' => __('Enter the URL of the image'),
        'enterImageDescription' => __('Enter a description of the image')
    ) );

    $scripts->add( 'colorpicker', '/wp-includes/js/colorpicker.js', array('prototype'), '3517' );

    // Modify this version when tinyMCE plugins are changed.
    function mce_version() {
        return '20080930';
    }
    add_filter( 'tiny_mce_version', 'mce_version' );

    $scripts->add( 'editor', '/wp-admin/js/editor.js', false, mce_version() );

    $scripts->add( 'prototype', '/wp-includes/js/prototype.js', false, '1.6');

    $scripts->add( 'wp-ajax-response', '/wp-includes/js/wp-ajax-response.js', array('jquery'), '20080316' );
    $scripts->localize( 'wp-ajax-response', 'wpAjax', array(
        'noPerm' => __('You do not have permission to do that.'),
        'broken' => __('An unidentified error has occurred.')
    ) );

    $scripts->add( 'autosave', '/wp-includes/js/autosave.js', array('schedule', 'wp-ajax-response'), '20080701' );

    $scripts->add( 'wp-lists', '/wp-includes/js/wp-lists.js', array('wp-ajax-response'), '20080729' );
    $scripts->localize( 'wp-lists', 'wpListL10n', array(
        'url' => admin_url('admin-ajax.php')
    ) );

    $scripts->add( 'scriptaculous-root', '/wp-includes/js/scriptaculous/scriptaculous.js', array('prototype'), '1.8.0');
    $scripts->add( 'scriptaculous-builder', '/wp-includes/js/scriptaculous/builder.js', array('scriptaculous-root'), '1.8.0');
    $scripts->add( 'scriptaculous-dragdrop', '/wp-includes/js/scriptaculous/dragdrop.js', array('scriptaculous-builder', 'scriptaculous-effects'), '1.8.0');
    $scripts->add( 'scriptaculous-effects', '/wp-includes/js/scriptaculous/effects.js', array('scriptaculous-root'), '1.8.0');
    $scripts->add( 'scriptaculous-slider', '/wp-includes/js/scriptaculous/slider.js', array('scriptaculous-effects'), '1.8.0');
    $scripts->add( 'scriptaculous-sound', '/wp-includes/js/scriptaculous/sound.js', array( 'scriptaculous-root' ), '1.8.0' );
    $scripts->add( 'scriptaculous-controls', '/wp-includes/js/scriptaculous/controls.js', array('scriptaculous-root'), '1.8.0');
    $scripts->add( 'scriptaculous', '', array('scriptaculous-dragdrop', 'scriptaculous-slider', 'scriptaculous-controls'), '1.8.0');

    $scripts->add( 'cropper', '/wp-includes/js/crop/cropper.js', array('scriptaculous-dragdrop'), '20070118');

    $scripts->add( 'jquery', '/wp-includes/js/jquery/jquery.js', false, '1.2.6');
    $scripts->add( 'jquery-form', '/wp-includes/js/jquery/jquery.form.js', array('jquery'), '2.02');
    $scripts->add( 'jquery-color', '/wp-includes/js/jquery/jquery.color.js', array('jquery'), '2.0-4561');
    $scripts->add( 'interface', '/wp-includes/js/jquery/interface.js', array('jquery'), '1.2' );
    $scripts->add( 'suggest', '/wp-includes/js/jquery/suggest.js', array('jquery'), '1.1b');
    $scripts->add( 'schedule', '/wp-includes/js/jquery/jquery.schedule.js', array('jquery'), '20');
    $scripts->add( 'jquery-hotkeys', '/wp-includes/js/jquery/jquery.hotkeys.js', array('jquery'), '0.0.2' );
    $scripts->add( 'jquery-table-hotkeys', '/wp-includes/js/jquery/jquery.table-hotkeys.js', array('jquery', 'jquery-hotkeys'), '20081001' );
    $scripts->add( 'thickbox', '/wp-includes/js/thickbox/thickbox.js', array('jquery'), '3.1-20080430');
    $scripts->add( 'swfupload', '/wp-includes/js/swfupload/swfupload.js', false, '2.0.2-20080430');
    $scripts->add( 'swfupload-degrade', '/wp-includes/js/swfupload/plugins/swfupload.graceful_degradation.js', array('swfupload'), '2.0.2');
    $scripts->localize( 'swfupload-degrade', 'uploadDegradeOptions', array(
        'is_lighttpd_before_150' => is_lighttpd_before_150(),
    ) );
    $scripts->add( 'swfupload-queue', '/wp-includes/js/swfupload/plugins/swfupload.queue.js', array('swfupload'), '2.0.2');
    $scripts->add( 'swfupload-handlers', '/wp-includes/js/swfupload/handlers.js', array('swfupload'), '2.0.2-20080407');
    // these error messages came from the sample swfupload js, they might need changing.
    $scripts->localize( 'swfupload-handlers', 'swfuploadL10n', array(
            'queue_limit_exceeded' => __('You have attempted to queue too many files.'),
            'file_exceeds_size_limit' => sprintf(__('This file is too big. Your php.ini upload_max_filesize is %s.'), @ini_get('upload_max_filesize')),
            'zero_byte_file' => __('This file is empty. Please try another.'),
            'invalid_filetype' => __('This file type is not allowed. Please try another.'),
            'default_error' => __('An error occurred in the upload. Please try again later.'),
            'missing_upload_url' => __('There was a configuration error. Please contact the server administrator.'),
            'upload_limit_exceeded' => __('You may only upload 1 file.'),
            'http_error' => __('HTTP error.'),
            'upload_failed' => __('Upload failed.'),
            'io_error' => __('IO error.'),
            'security_error' => __('Security error.'),
            'file_cancelled' => __('File cancelled.'),
            'upload_stopped' => __('Upload stopped.'),
            'dismiss' => __('Dismiss'),
            'crunching' => __('Crunching&hellip;'),
            'deleted' => __('Deleted'),
    ) );

    $scripts->add( 'jquery-ui-core', '/wp-includes/js/jquery/ui.core.js', array('jquery'), '1.5.2' );
    $scripts->add( 'jquery-ui-tabs', '/wp-includes/js/jquery/ui.tabs.js', array('jquery-ui-core'), '1.5.2' );
    $scripts->add( 'jquery-ui-sortable', '/wp-includes/js/jquery/ui.sortable.js', array('jquery-ui-core'), '1.5.2' );
    $scripts->add( 'jquery-ui-draggable', '/wp-includes/js/jquery/ui.draggable.js', array('jquery-ui-core'), '1.5.2' );
    $scripts->add( 'jquery-ui-resizable', '/wp-includes/js/jquery/ui.resizable.js', array('jquery-ui-core'), '1.5.2' );
    $scripts->add( 'jquery-ui-dialog', '/wp-includes/js/jquery/ui.dialog.js', array('jquery-ui-resizable', 'jquery-ui-draggable'), '1.5.2' );

    $scripts->add( 'comment-reply', '/wp-includes/js/comment-reply.js', false, '20081009');

    if ( is_admin() ) {
        $scripts->add( 'ajaxcat', '/wp-admin/js/cat.js', array( 'wp-lists' ), '20071101' );
        $scripts->localize( 'ajaxcat', 'catL10n', array(
            'add' => attribute_escape(__('Add')),
            'how' => __('Separate multiple categories with commas.')
        ) );
        $scripts->add( 'admin-categories', '/wp-admin/js/categories.js', array('wp-lists', 'columns', 'settings-box'), '20080925' );
        $scripts->add( 'admin-tags', '/wp-admin/js/tags.js', array('wp-lists', 'columns', 'settings-box'), '20080925' );
        $scripts->add( 'admin-custom-fields', '/wp-admin/js/custom-fields.js', array('wp-lists'), '20070823' );
        $scripts->add( 'password-strength-meter', '/wp-admin/js/password-strength-meter.js', array('jquery'), '20080824' );
        $scripts->localize( 'password-strength-meter', 'pwsL10n', array(
            'empty' => __('Strength indicator'),
            'short' => __('Very weak'),
            'bad' => __('Weak'),
            'good' => __('Medium'),
            'strong' => __('Strong')
        ) );
        $scripts->add( 'admin-comments', '/wp-admin/js/edit-comments.js', array('wp-lists', 'jquery-ui-resizable', 'quicktags', 'columns', 'settings-box'), '20081007' );
        $scripts->localize( 'admin-comments', 'adminCommentsL10n', array(
            'pending' => __('%i% pending'), // must look like: "# blah blah"
            'hotkeys_highlight_first' => isset($_GET['hotkeys_highlight_first']),
            'hotkeys_highlight_last' => isset($_GET['hotkeys_highlight_last']),
        ) );
        $scripts->add( 'admin-users', '/wp-admin/js/users.js', array('wp-lists', 'columns', 'settings-box'), '20080925' );
        $scripts->add( 'admin-forms', '/wp-admin/js/forms.js', array('jquery'), '20080729');
        $scripts->add( 'xfn', '/wp-admin/js/xfn.js', false, '3517' );
        $scripts->add( 'upload', '/wp-admin/js/upload.js', array('jquery'), '20070518' );
        $scripts->add( 'postbox', '/wp-admin/js/postbox.js', array('jquery-ui-sortable'), '20080723' );
        $scripts->localize( 'postbox', 'postboxL10n', array(
            'requestFile' => admin_url('admin-ajax.php'),
        ) );
        $scripts->add( 'slug', '/wp-admin/js/slug.js', array('jquery'), '20080208' );
        $scripts->localize( 'slug', 'slugL10n', array(
            'requestFile' => admin_url('admin-ajax.php'),
            'save' => __('Save'),
            'cancel' => __('Cancel'),
        ) );
        $scripts->add( 'post', '/wp-admin/js/post.js', array('suggest', 'jquery-ui-tabs', 'wp-lists', 'postbox', 'slug', 'settings-box'), '20080925' );
        $scripts->localize( 'post', 'postL10n', array(
            'tagsUsed' =>  __('Tags used on this post:'),
            'add' => attribute_escape(__('Add')),
            'addTag' => attribute_escape(__('Add new tag')),
            'separate' => __('Separate tags with commas'),
            'cancel' => __('Cancel'),
            'edit' => __('Edit'),
        ) );
        $scripts->add( 'page', '/wp-admin/js/page.js', array('jquery', 'slug', 'postbox', 'settings-box'), '20080925' );
        $scripts->localize( 'page', 'postL10n', array(
            'cancel' => __('Cancel'),
            'edit' => __('Edit'),
        ) );
        $scripts->add( 'link', '/wp-admin/js/link.js', array('jquery-ui-tabs', 'wp-lists', 'postbox', 'settings-box'), '20080925' );
        $scripts->add( 'comment', '/wp-admin/js/comment.js', array('postbox'), '20080219' );
        $scripts->localize( 'comment', 'commentL10n', array(
            'cancel' => __('Cancel'),
            'edit' => __('Edit'),
        ) );
        $scripts->add( 'admin-gallery', '/wp-admin/js/gallery.js', array( 'jquery-ui-sortable' ), '20080709' );
        $scripts->add( 'media-upload', '/wp-admin/js/media-upload.js', array( 'thickbox' ), '20080723' );
        $scripts->localize( 'upload', 'uploadL10n', array(
            'browseTitle' => attribute_escape(__('Browse your files')),
            'back' => __('&laquo; Back'),
            'directTitle' => attribute_escape(__('Direct link to file')),
            'edit' => __('Edit'),
            'thumb' => __('Thumbnail'),
            'full' => __('Full size'),
            'icon' => __('Icon'),
            'title' => __('Title'),
            'show' => __('Show:'),
            'link' => __('Link to:'),
            'file' => __('File'),
            'page' => __('Page'),
            'none' => __('None'),
            'editorText' => attribute_escape(__('Send to editor &raquo;')),
            'insert' => __('Insert'),
            'urlText' => __('URL'),
            'desc' => __('Description'),
            'deleteText' => attribute_escape(__('Delete File')),
            'saveText' => attribute_escape(__('Save &raquo;')),
            'confirmText' => __("Are you sure you want to delete the file '%title%'?\nClick ok to delete or cancel to go back.")
        ) );
        $scripts->add( 'admin-widgets', '/wp-admin/js/widgets.js', array( 'interface' ), '20080503' );
        $scripts->localize( 'admin-widgets', 'widgetsL10n', array(
            'add' => __('Add'),
            'edit' => __('Edit'),
            'cancel' => __('Cancel'),
        ));

        $scripts->add( 'word-count', '/wp-admin/js/word-count.js', array( 'jquery' ), '20080423' );
        $scripts->localize( 'word-count', 'wordCountL10n', array(
            'count' => __('Word count: %d')
        ));

        $scripts->add( 'wp-gears', '/wp-admin/js/wp-gears.js', false, '20080905' );
        $scripts->localize( 'wp-gears', 'wpGearsL10n', array(
            'updateCompleted' => __('Update completed.'),
            'error' => __('Error:')
        ));

        $scripts->add( 'theme-preview', '/wp-admin/js/theme-preview.js', array( 'thickbox', 'jquery' ), '20080625' );

        $scripts->add( 'inline-edit-post', '/wp-admin/js/inline-edit-post.js', array( 'jquery', 'jquery-form', 'suggest' ), '20081007' );
        $scripts->localize( 'inline-edit-post', 'inlineEditL10n', array(
            'edit' => __('Double-click to edit'),
            'error' => __('Error while saving the changes.')
        ) );

        $scripts->add( 'inline-edit-tax', '/wp-admin/js/inline-edit-tax.js', array( 'jquery', 'jquery-form' ), '20081007' );
        $scripts->localize( 'inline-edit-tax', 'inlineEditL10n', array(
            'edit' => __('Double-click to edit'),
            'error' => __('Error while saving the changes.')
        ) );

        $scripts->add( 'plugin-install', '/wp-admin/js/plugin-install.js', array( 'thickbox', 'jquery' ), '20080803' );
        $scripts->localize( 'plugin-install', 'plugininstallL10n', array(
            'plugin_information' => __('Plugin Information:')
        ) );

        $scripts->add( 'farbtastic', '/wp-admin/js/farbtastic.js', array('jquery'), '1.2' );

        $scripts->add( 'user-settings', '/wp-admin/js/user-settings.js', array(), '20080829' );
        $scripts->localize( 'user-settings', 'userSettings', array(
            'url' => SITECOOKIEPATH,
            'uid' => $userid,
            'time' => time()
        ) );

        $scripts->add( 'posts', '/wp-admin/js/posts.js', array('columns', 'settings-box'), '20080925' );
        $scripts->add( 'pages', '/wp-admin/js/pages.js', array('columns', 'settings-box'), '20080925' );
        $scripts->add( 'links', '/wp-admin/js/links.js', array('columns', 'settings-box'), '20080925' );
        $scripts->add( 'media', '/wp-admin/js/media.js', array('columns', 'settings-box'), '20080925' );

        $scripts->add( 'columns', '/wp-admin/js/columns.js', false, '20080910' );
        $scripts->localize( 'columns', 'columnsL10n', array(
            'requestFile' => admin_url('admin-ajax.php'),
        ) );

        $scripts->add( 'settings-box', '/wp-admin/js/settings-box.js', array( 'jquery' ), '20080925' );

        $scripts->add( 'dashboard', '/wp-admin/js/dashboard.js', array( 'jquery', 'admin-comments', 'postbox', 'settings-box' ), '20081008' );
    }
}

/**
 * Assign default styles to $styles object.
 *
 * Nothing is returned, because the $styles parameter is passed by reference.
 * Meaning that whatever object is passed will be updated without having to
 * reassign the variable that was passed back to the same value. This saves
 * memory.
 *
 * Adding default styles is not the only task, it also assigns the base_url
 * property, the default version, and text direction for the object.
 *
 * @since 2.6.0
 *
 * @param object $styles
 */

function wp_default_styles( &$styles ) {
    // This checks to see if site_url() returns something and if it does not
    // then it assigns $guess_url to wp_guess_url(). Strange format, but it works.
    if ( ! $guessurl = site_url() )
        $guessurl = wp_guess_url();
    $styles->base_url = $guessurl;
    $styles->default_version = get_bloginfo( 'version' );
    $styles->text_direction = 'rtl' == get_bloginfo( 'text_direction' ) ? 'rtl' : 'ltr';

    $rtl_styles = array( 'global', 'colors', 'dashboard', 'ie', 'install', 'login', 'media', 'theme-editor', 'upload', 'widgets', 'press-this', 'press-this-ie' );

    $styles->add( 'wp-admin', '/wp-admin/wp-admin.css', array(), '20081008' );
    $styles->add_data( 'wp-admin', 'rtl', '/wp-admin/rtl.css' );

    $styles->add( 'ie', '/wp-admin/css/ie.css' );
    $styles->add_data( 'ie', 'conditional', 'gte IE 6' );

    $styles->add( 'colors', true ); // Register "meta" stylesheet for admin colors
    $styles->add( 'colors-fresh', '/wp-admin/css/colors-fresh.css' ); // for login.php.  Is there a better way?
    $styles->add_data( 'colors-fresh', 'rtl', true );

    $styles->add( 'global', '/wp-admin/css/global.css', array(), '20081001' );
    $styles->add( 'media', '/wp-admin/css/media.css', array(), '20080709' );
    $styles->add( 'widgets', '/wp-admin/css/widgets.css' );
    $styles->add( 'dashboard', '/wp-admin/css/dashboard.css', array(), '20081008' );
    $styles->add( 'install', '/wp-admin/css/install.css', array(), '20080708' );
    $styles->add( 'theme-editor', '/wp-admin/css/theme-editor.css' );
    $styles->add( 'press-this', '/wp-admin/css/press-this.css', array(), '20080922' );
    $styles->add( 'press-this-ie', '/wp-admin/css/press-this-ie.css', array(), '20080915' );
    $styles->add_data( 'press-this-ie', 'conditional', 'gte IE 6' );
    $styles->add( 'thickbox', '/wp-includes/js/thickbox/thickbox.css', array(), '20080613' );
    $styles->add( 'login', '/wp-admin/css/login.css' );
    $styles->add( 'plugin-install', '/wp-admin/css/plugin-install.css' );
    $styles->add( 'farbtastic', '/wp-admin/css/farbtastic.css', array(), '1.2' );

    foreach ( $rtl_styles as $rtl_style )
        $styles->add_data( $rtl_style, 'rtl', true );
}

/**
 * Reorder JavaScript scripts array to place prototype before jQuery.
 *
 * @since 2.3.1
 *
 * @param array $js_array JavaScript scripst array
 * @return array Reordered array, if needed.
 */

function wp_prototype_before_jquery( $js_array ) {
    if ( false === $jquery = array_search( 'jquery', $js_array ) )
        return $js_array;