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template.php

Timestamp:

09/16/2015 03:34:17 PM (9 years ago)

Author:

wonderboymusic

Message:

wp-admin/includes/template.php is now a loader for 3 files made via svn cp:

Walker_Category_Checklist class
WP_Internal_Pointers class
template-functions.php

This is BC for plugins that are loading wp-admin/includes/template.php for fun.

See #33413.

File:

: 1 edited

trunk/src/wp-admin/includes/template.php (modified) (1 diff)

Legend:

: Unmodified
: Added
: Removed

trunk/src/wp-admin/includes/template.php

-                      r34111
+                      r34241
  */
+//
+// Category Checklists
+//
+/** Walker_Category_Checklist class */
+require_once( ABSPATH . 'wp-admin/includes/class-walker-category-checklist.php' );
+/**
+ * Walker to output an unordered list of category checkbox input elements.
+ *
+ * @since 2.5.1
+ *
+ * @see Walker
+ * @see wp_category_checklist()
+ * @see wp_terms_checklist()
+ */
+class Walker_Category_Checklist extends Walker {
+    public $tree_type = 'category';
+    public $db_fields = array ('parent' => 'parent', 'id' => 'term_id'); //TODO: decouple this
+/** WP_Internal_Pointers class */
+require_once( ABSPATH . 'wp-admin/includes/class-wp-internal-pointers.php' );
+    /**
+     * Starts the list before the elements are added.
+     *
+     * @see Walker:start_lvl()
+     *
+     * @since 2.5.1
+     *
+     * @param string $output Passed by reference. Used to append additional content.
+     * @param int    $depth  Depth of category. Used for tab indentation.
+     * @param array  $args   An array of arguments. @see wp_terms_checklist()
+     */
+    public function start_lvl( &$output, $depth = 0, $args = array() ) {
+        $indent = str_repeat("\t", $depth);
+        $output .= "$indent<ul class='children'>\n";
+    }
+    /**
+     * Ends the list of after the elements are added.
+     *
+     * @see Walker::end_lvl()
+     *
+     * @since 2.5.1
+     *
+     * @param string $output Passed by reference. Used to append additional content.
+     * @param int    $depth  Depth of category. Used for tab indentation.
+     * @param array  $args   An array of arguments. @see wp_terms_checklist()
+     */
+    public function end_lvl( &$output, $depth = 0, $args = array() ) {
+        $indent = str_repeat("\t", $depth);
+        $output .= "$indent</ul>\n";
+    }
+    /**
+     * Start the element output.
+     *
+     * @see Walker::start_el()
+     *
+     * @since 2.5.1
+     *
+     * @param string $output   Passed by reference. Used to append additional content.
+     * @param object $category The current term object.
+     * @param int    $depth    Depth of the term in reference to parents. Default 0.
+     * @param array  $args     An array of arguments. @see wp_terms_checklist()
+     * @param int    $id       ID of the current term.
+     */
+    public function start_el( &$output, $category, $depth = 0, $args = array(), $id = 0 ) {
+        if ( empty( $args['taxonomy'] ) ) {
+            $taxonomy = 'category';
+        } else {
+            $taxonomy = $args['taxonomy'];
+        }
+        if ( $taxonomy == 'category' ) {
+            $name = 'post_category';
+        } else {
+            $name = 'tax_input[' . $taxonomy . ']';
+        }
+        $args['popular_cats'] = empty( $args['popular_cats'] ) ? array() : $args['popular_cats'];
+        $class = in_array( $category->term_id, $args['popular_cats'] ) ? ' class="popular-category"' : '';
+        $args['selected_cats'] = empty( $args['selected_cats'] ) ? array() : $args['selected_cats'];
+        /** This filter is documented in wp-includes/category-template.php */
+        if ( ! empty( $args['list_only'] ) ) {
+            $aria_cheched = 'false';
+            $inner_class = 'category';
+            if ( in_array( $category->term_id, $args['selected_cats'] ) ) {
+                $inner_class .= ' selected';
+                $aria_cheched = 'true';
+            }
+            $output .= "\n" . '<li' . $class . '>' .
+                '<div class="' . $inner_class . '" data-term-id=' . $category->term_id .
+                ' tabindex="0" role="checkbox" aria-checked="' . $aria_cheched . '">' .
+                esc_html( apply_filters( 'the_category', $category->name ) ) . '</div>';
+        } else {
+            $output .= "\n<li id='{$taxonomy}-{$category->term_id}'$class>" .
+                '<label class="selectit"><input value="' . $category->term_id . '" type="checkbox" name="'.$name.'[]" id="in-'.$taxonomy.'-' . $category->term_id . '"' .
+                checked( in_array( $category->term_id, $args['selected_cats'] ), true, false ) .
+                disabled( empty( $args['disabled'] ), false, false ) . ' /> ' .
+                esc_html( apply_filters( 'the_category', $category->name ) ) . '</label>';
+        }
+    }
+    /**
+     * Ends the element output, if needed.
+     *
+     * @see Walker::end_el()
+     *
+     * @since 2.5.1
+     *
+     * @param string $output   Passed by reference. Used to append additional content.
+     * @param object $category The current term object.
+     * @param int    $depth    Depth of the term in reference to parents. Default 0.
+     * @param array  $args     An array of arguments. @see wp_terms_checklist()
+     */
+    public function end_el( &$output, $category, $depth = 0, $args = array() ) {
+        $output .= "</li>\n";
+    }
+}
+/**
+ * Output an unordered list of checkbox input elements labeled with category names.
+ *
+ * @since 2.5.1
+ *
+ * @see wp_terms_checklist()
+ *
+ * @param int    $post_id              Optional. Post to generate a categories checklist for. Default 0.
+ *                                     $selected_cats must not be an array. Default 0.
+ * @param int    $descendants_and_self Optional. ID of the category to output along with its descendants.
+ *                                     Default 0.
+ * @param array  $selected_cats        Optional. List of categories to mark as checked. Default false.
+ * @param array  $popular_cats         Optional. List of categories to receive the "popular-category" class.
+ *                                     Default false.
+ * @param object $walker               Optional. Walker object to use to build the output.
+ *                                     Default is a Walker_Category_Checklist instance.
+ * @param bool   $checked_ontop        Optional. Whether to move checked items out of the hierarchy and to
+ *                                     the top of the list. Default true.
+ */
+function wp_category_checklist( $post_id = 0, $descendants_and_self = 0, $selected_cats = false, $popular_cats = false, $walker = null, $checked_ontop = true ) {
+    wp_terms_checklist( $post_id, array(
+        'taxonomy' => 'category',
+        'descendants_and_self' => $descendants_and_self,
+        'selected_cats' => $selected_cats,
+        'popular_cats' => $popular_cats,
+        'walker' => $walker,
+        'checked_ontop' => $checked_ontop
+    ) );
+}
+/**
+ * Output an unordered list of checkbox input elements labelled with term names.
+ *
+ * Taxonomy-independent version of wp_category_checklist().
+ *
+ * @since 3.0.0
+ * @since 4.4.0 Introduced the `$echo` argument.
+ *
+ * @param int          $post_id Optional. Post ID. Default 0.
+ * @param array|string $args {
+ *     Optional. Array or string of arguments for generating a terms checklist. Default empty array.
+ *
+ *     @type int    $descendants_and_self ID of the category to output along with its descendants.
+ *                                        Default 0.
+ *     @type array  $selected_cats        List of categories to mark as checked. Default false.
+ *     @type array  $popular_cats         List of categories to receive the "popular-category" class.
+ *                                        Default false.
+ *     @type object $walker               Walker object to use to build the output.
+ *                                        Default is a Walker_Category_Checklist instance.
+ *     @type string $taxonomy             Taxonomy to generate the checklist for. Default 'category'.
+ *     @type bool   $checked_ontop        Whether to move checked items out of the hierarchy and to
+ *                                        the top of the list. Default true.
+ *     @type bool   $echo                 Whether to echo the generated markup. False to return the markup instead
+ *                                        of echoing it. Default true.
+ * }
+ */
+function wp_terms_checklist( $post_id = 0, $args = array() ) {
+    $defaults = array(
+        'descendants_and_self' => 0,
+        'selected_cats' => false,
+        'popular_cats' => false,
+        'walker' => null,
+        'taxonomy' => 'category',
+        'checked_ontop' => true,
+        'echo' => true,
+    );
+    /**
+     * Filter the taxonomy terms checklist arguments.
+     *
+     * @since 3.4.0
+     *
+     * @see wp_terms_checklist()
+     *
+     * @param array $args    An array of arguments.
+     * @param int   $post_id The post ID.
+     */
+    $params = apply_filters( 'wp_terms_checklist_args', $args, $post_id );
+    $r = wp_parse_args( $params, $defaults );
+    if ( empty( $r['walker'] ) || ! ( $r['walker'] instanceof Walker ) ) {
+        $walker = new Walker_Category_Checklist;
+    } else {
+        $walker = $r['walker'];
+    }
+    $taxonomy = $r['taxonomy'];
+    $descendants_and_self = (int) $r['descendants_and_self'];
+    $args = array( 'taxonomy' => $taxonomy );
+    $tax = get_taxonomy( $taxonomy );
+    $args['disabled'] = ! current_user_can( $tax->cap->assign_terms );
+    $args['list_only'] = ! empty( $r['list_only'] );
+    if ( is_array( $r['selected_cats'] ) ) {
+        $args['selected_cats'] = $r['selected_cats'];
+    } elseif ( $post_id ) {
+        $args['selected_cats'] = wp_get_object_terms( $post_id, $taxonomy, array_merge( $args, array( 'fields' => 'ids' ) ) );
+    } else {
+        $args['selected_cats'] = array();
+    }
+    if ( is_array( $r['popular_cats'] ) ) {
+        $args['popular_cats'] = $r['popular_cats'];
+    } else {
+        $args['popular_cats'] = get_terms( $taxonomy, array(
+            'fields' => 'ids',
+            'orderby' => 'count',
+            'order' => 'DESC',
+            'number' => 10,
+            'hierarchical' => false
+        ) );
+    }
+    if ( $descendants_and_self ) {
+        $categories = (array) get_terms( $taxonomy, array(
+            'child_of' => $descendants_and_self,
+            'hierarchical' => 0,
+            'hide_empty' => 0
+        ) );
+        $self = get_term( $descendants_and_self, $taxonomy );
+        array_unshift( $categories, $self );
+    } else {
+        $categories = (array) get_terms( $taxonomy, array( 'get' => 'all' ) );
+    }
+    $output = '';
+    if ( $r['checked_ontop'] ) {
+        // Post process $categories rather than adding an exclude to the get_terms() query to keep the query the same across all posts (for any query cache)
+        $checked_categories = array();
+        $keys = array_keys( $categories );
+        foreach ( $keys as $k ) {
+            if ( in_array( $categories[$k]->term_id, $args['selected_cats'] ) ) {
+                $checked_categories[] = $categories[$k];
+                unset( $categories[$k] );
+            }
+        }
+        // Put checked cats on top
+        $output .= call_user_func_array( array( $walker, 'walk' ), array( $checked_categories, 0, $args ) );
+    }
+    // Then the rest of them
+    $output .= call_user_func_array( array( $walker, 'walk' ), array( $categories, 0, $args ) );
+    if ( $r['echo'] ) {
+        echo $output;
+    }
+    return $output;
+}
+/**
+ * Retrieve a list of the most popular terms from the specified taxonomy.
+ *
+ * If the $echo argument is true then the elements for a list of checkbox
+ * `<input>` elements labelled with the names of the selected terms is output.
+ * If the $post_ID global isn't empty then the terms associated with that
+ * post will be marked as checked.
+ *
+ * @since 2.5.0
+ *
+ * @param string $taxonomy Taxonomy to retrieve terms from.
+ * @param int $default Not used.
+ * @param int $number Number of terms to retrieve. Defaults to 10.
+ * @param bool $echo Optionally output the list as well. Defaults to true.
+ * @return array List of popular term IDs.
+ */
+function wp_popular_terms_checklist( $taxonomy, $default = 0, $number = 10, $echo = true ) {
+    $post = get_post();
+    if ( $post && $post->ID )
+        $checked_terms = wp_get_object_terms($post->ID, $taxonomy, array('fields'=>'ids'));
+    else
+        $checked_terms = array();
+    $terms = get_terms( $taxonomy, array( 'orderby' => 'count', 'order' => 'DESC', 'number' => $number, 'hierarchical' => false ) );
+    $tax = get_taxonomy($taxonomy);
+    $popular_ids = array();
+    foreach ( (array) $terms as $term ) {
+        $popular_ids[] = $term->term_id;
+        if ( !$echo ) // hack for AJAX use
+            continue;
+        $id = "popular-$taxonomy-$term->term_id";
+        $checked = in_array( $term->term_id, $checked_terms ) ? 'checked="checked"' : '';
+        ?>
+        <li id="<?php echo $id; ?>" class="popular-category">
+            <label class="selectit">
+                <input id="in-<?php echo $id; ?>" type="checkbox" <?php echo $checked; ?> value="<?php echo (int) $term->term_id; ?>" <?php disabled( ! current_user_can( $tax->cap->assign_terms ) ); ?> />
+                <?php
+                /** This filter is documented in wp-includes/category-template.php */
+                echo esc_html( apply_filters( 'the_category', $term->name ) );
+                ?>
+            </label>
+        </li>
+        <?php
+    }
+    return $popular_ids;
+}
+/**
+ * {@internal Missing Short Description}}
+ *
+ * @since 2.5.1
+ *
+ * @param int $link_id
+ */
+function wp_link_category_checklist( $link_id = 0 ) {
+    $default = 1;
+    $checked_categories = array();
+    if ( $link_id ) {
+        $checked_categories = wp_get_link_cats( $link_id );
+        // No selected categories, strange
+        if ( ! count( $checked_categories ) ) {
+            $checked_categories[] = $default;
+        }
+    } else {
+        $checked_categories[] = $default;
+    }
+    $categories = get_terms( 'link_category', array( 'orderby' => 'name', 'hide_empty' => 0 ) );
+    if ( empty( $categories ) )
+        return;
+    foreach ( $categories as $category ) {
+        $cat_id = $category->term_id;
+        /** This filter is documented in wp-includes/category-template.php */
+        $name = esc_html( apply_filters( 'the_category', $category->name ) );
+        $checked = in_array( $cat_id, $checked_categories ) ? ' checked="checked"' : '';
+        echo '<li id="link-category-', $cat_id, '"><label for="in-link-category-', $cat_id, '" class="selectit"><input value="', $cat_id, '" type="checkbox" name="link_category[]" id="in-link-category-', $cat_id, '"', $checked, '/> ', $name, "</label></li>";
+    }
+}
+/**
+ * Adds hidden fields with the data for use in the inline editor for posts and pages.
+ *
+ * @since 2.7.0
+ *
+ * @param WP_Post $post Post object.
+ */
+function get_inline_data($post) {
+    $post_type_object = get_post_type_object($post->post_type);
+    if ( ! current_user_can( 'edit_post', $post->ID ) )
+        return;
+    $title = esc_textarea( trim( $post->post_title ) );
+    /** This filter is documented in wp-admin/edit-tag-form.php */
+    echo '
+<div class="hidden" id="inline_' . $post->ID . '">
+    <div class="post_title">' . $title . '</div>
+    <div class="post_name">' . apply_filters( 'editable_slug', $post->post_name ) . '</div>
+    <div class="post_author">' . $post->post_author . '</div>
+    <div class="comment_status">' . esc_html( $post->comment_status ) . '</div>
+    <div class="ping_status">' . esc_html( $post->ping_status ) . '</div>
+    <div class="_status">' . esc_html( $post->post_status ) . '</div>
+    <div class="jj">' . mysql2date( 'd', $post->post_date, false ) . '</div>
+    <div class="mm">' . mysql2date( 'm', $post->post_date, false ) . '</div>
+    <div class="aa">' . mysql2date( 'Y', $post->post_date, false ) . '</div>
+    <div class="hh">' . mysql2date( 'H', $post->post_date, false ) . '</div>
+    <div class="mn">' . mysql2date( 'i', $post->post_date, false ) . '</div>
+    <div class="ss">' . mysql2date( 's', $post->post_date, false ) . '</div>
+    <div class="post_password">' . esc_html( $post->post_password ) . '</div>';
+    if ( $post_type_object->hierarchical )
+        echo '<div class="post_parent">' . $post->post_parent . '</div>';
+    if ( $post->post_type == 'page' )
+        echo '<div class="page_template">' . esc_html( get_post_meta( $post->ID, '_wp_page_template', true ) ) . '</div>';
+    if ( post_type_supports( $post->post_type, 'page-attributes' ) )
+        echo '<div class="menu_order">' . $post->menu_order . '</div>';
+    $taxonomy_names = get_object_taxonomies( $post->post_type );
+    foreach ( $taxonomy_names as $taxonomy_name) {
+        $taxonomy = get_taxonomy( $taxonomy_name );
+        if ( $taxonomy->hierarchical && $taxonomy->show_ui ) {
+            $terms = get_object_term_cache( $post->ID, $taxonomy_name );
+            if ( false === $terms ) {
+                $terms = wp_get_object_terms( $post->ID, $taxonomy_name );
+                wp_cache_add( $post->ID, $terms, $taxonomy_name . '_relationships' );
+            }
+            $term_ids = empty( $terms ) ? array() : wp_list_pluck( $terms, 'term_id' );
+            echo '<div class="post_category" id="' . $taxonomy_name . '_' . $post->ID . '">' . implode( ',', $term_ids ) . '</div>';
+        } elseif ( $taxonomy->show_ui ) {
+            echo '<div class="tags_input" id="'.$taxonomy_name.'_'.$post->ID.'">'
+                . esc_html( str_replace( ',', ', ', get_terms_to_edit( $post->ID, $taxonomy_name ) ) ) . '</div>';
+        }
+    }
+    if ( !$post_type_object->hierarchical )
+        echo '<div class="sticky">' . (is_sticky($post->ID) ? 'sticky' : '') . '</div>';
+    if ( post_type_supports( $post->post_type, 'post-formats' ) )
+        echo '<div class="post_format">' . esc_html( get_post_format( $post->ID ) ) . '</div>';
+    echo '</div>';
+}
+/**
+ * {@internal Missing Short Description}}
+ *
+ * @since 2.7.0
+ *
+ * @global WP_List_Table $wp_list_table
+ *
+ * @param int    $position
+ * @param bool   $checkbox
+ * @param string $mode
+ * @param bool   $table_row
+ */
+function wp_comment_reply( $position = 1, $checkbox = false, $mode = 'single', $table_row = true ) {
+    global $wp_list_table;
+    /**
+     * Filter the in-line comment reply-to form output in the Comments
+     * list table.
+     *
+     * Returning a non-empty value here will short-circuit display
+     * of the in-line comment-reply form in the Comments list table,
+     * echoing the returned value instead.
+     *
+     * @since 2.7.0
+     *
+     * @see wp_comment_reply()
+     *
+     * @param string $content The reply-to form content.
+     * @param array  $args    An array of default args.
+     */
+    $content = apply_filters( 'wp_comment_reply', '', array( 'position' => $position, 'checkbox' => $checkbox, 'mode' => $mode ) );
+    if ( ! empty($content) ) {
+        echo $content;
+        return;
+    }
+    if ( ! $wp_list_table ) {
+        if ( $mode == 'single' ) {
+            $wp_list_table = _get_list_table('WP_Post_Comments_List_Table');
+        } else {
+            $wp_list_table = _get_list_table('WP_Comments_List_Table');
+        }
+    }
+?>
+<form method="get">
+<?php if ( $table_row ) : ?>
+<table style="display:none;"><tbody id="com-reply"><tr id="replyrow" class="inline-edit-row" style="display:none;"><td colspan="<?php echo $wp_list_table->get_column_count(); ?>" class="colspanchange">
+<?php else : ?>
+<div id="com-reply" style="display:none;"><div id="replyrow" style="display:none;">
+<?php endif; ?>
+    <div id="replyhead" style="display:none;"><h5><?php _e( 'Reply to Comment' ); ?></h5></div>
+    <div id="addhead" style="display:none;"><h5><?php _e('Add new Comment'); ?></h5></div>
+    <div id="edithead" style="display:none;">
+        <div class="inside">
+        <label for="author-name"><?php _e( 'Name' ) ?></label>
+        <input type="text" name="newcomment_author" size="50" value="" id="author-name" />
+        </div>
+        <div class="inside">
+        <label for="author-email"><?php _e('Email') ?></label>
+        <input type="text" name="newcomment_author_email" size="50" value="" id="author-email" />
+        </div>
+        <div class="inside">
+        <label for="author-url"><?php _e('URL') ?></label>
+        <input type="text" id="author-url" name="newcomment_author_url" class="code" size="103" value="" />
+        </div>
+        <div style="clear:both;"></div>
+    </div>
+    <div id="replycontainer">
+    <?php
+    $quicktags_settings = array( 'buttons' => 'strong,em,link,block,del,ins,img,ul,ol,li,code,close' );
+    wp_editor( '', 'replycontent', array( 'media_buttons' => false, 'tinymce' => false, 'quicktags' => $quicktags_settings ) );
+    ?>
+    </div>
+    <p id="replysubmit" class="submit">
+    <a href="#comments-form" class="save button-primary alignright">
+    <span id="addbtn" style="display:none;"><?php _e('Add Comment'); ?></span>
+    <span id="savebtn" style="display:none;"><?php _e('Update Comment'); ?></span>
+    <span id="replybtn" style="display:none;"><?php _e('Submit Reply'); ?></span></a>
+    <a href="#comments-form" class="cancel button-secondary alignleft"><?php _e('Cancel'); ?></a>
+    <span class="waiting spinner"></span>
+    <span class="error" style="display:none;"></span>
+    <br class="clear" />
+    </p>
+    <input type="hidden" name="action" id="action" value="" />
+    <input type="hidden" name="comment_ID" id="comment_ID" value="" />
+    <input type="hidden" name="comment_post_ID" id="comment_post_ID" value="" />
+    <input type="hidden" name="status" id="status" value="" />
+    <input type="hidden" name="position" id="position" value="<?php echo $position; ?>" />
+    <input type="hidden" name="checkbox" id="checkbox" value="<?php echo $checkbox ? 1 : 0; ?>" />
+    <input type="hidden" name="mode" id="mode" value="<?php echo esc_attr($mode); ?>" />
+    <?php
+        wp_nonce_field( 'replyto-comment', '_ajax_nonce-replyto-comment', false );
+        if ( current_user_can( 'unfiltered_html' ) )
+            wp_nonce_field( 'unfiltered-html-comment', '_wp_unfiltered_html_comment', false );
+    ?>
+<?php if ( $table_row ) : ?>
+</td></tr></tbody></table>
+<?php else : ?>
+</div></div>
+<?php endif; ?>
+</form>
+<?php
+}
+/**
+ * Output 'undo move to trash' text for comments
+ *
+ * @since 2.9.0
+ */
+function wp_comment_trashnotice() {
+?>
+<div class="hidden" id="trash-undo-holder">
+    <div class="trash-undo-inside"><?php printf(__('Comment by %s moved to the trash.'), '<strong></strong>'); ?> <span class="undo untrash"><a href="#"><?php _e('Undo'); ?></a></span></div>
+</div>
+<div class="hidden" id="spam-undo-holder">
+    <div class="spam-undo-inside"><?php printf(__('Comment by %s marked as spam.'), '<strong></strong>'); ?> <span class="undo unspam"><a href="#"><?php _e('Undo'); ?></a></span></div>
+</div>
+<?php
+}
+/**
+ * {@internal Missing Short Description}}
+ *
+ * @since 1.2.0
+ *
+ * @param array $meta
+ */
+function list_meta( $meta ) {
+    // Exit if no meta
+    if ( ! $meta ) {
+        echo '
+<table id="list-table" style="display: none;">
+    <thead>
+    <tr>
+        <th class="left">' . _x( 'Name', 'meta name' ) . '</th>
+        <th>' . __( 'Value' ) . '</th>
+    </tr>
+    </thead>
+    <tbody id="the-list" data-wp-lists="list:meta">
+    <tr><td></td></tr>
+    </tbody>
+</table>'; //TBODY needed for list-manipulation JS
+        return;
+    }
+    $count = 0;
+?>
+<table id="list-table">
+    <thead>
+    <tr>
+        <th class="left"><?php _ex( 'Name', 'meta name' ) ?></th>
+        <th><?php _e( 'Value' ) ?></th>
+    </tr>
+    </thead>
+    <tbody id='the-list' data-wp-lists='list:meta'>
+<?php
+    foreach ( $meta as $entry )
+        echo _list_meta_row( $entry, $count );
+?>
+    </tbody>
+</table>
+<?php
+}
+/**
+ * {@internal Missing Short Description}}
+ *
+ * @since 2.5.0
+ *
+ * @staticvar string $update_nonce
+ *
+ * @param array $entry
+ * @param int   $count
+ * @return string
+ */
+function _list_meta_row( $entry, &$count ) {
+    static $update_nonce = '';
+    if ( is_protected_meta( $entry['meta_key'], 'post' ) )
+        return '';
+    if ( ! $update_nonce )
+        $update_nonce = wp_create_nonce( 'add-meta' );
+    $r = '';
+    ++ $count;
+    if ( is_serialized( $entry['meta_value'] ) ) {
+        if ( is_serialized_string( $entry['meta_value'] ) ) {
+            // This is a serialized string, so we should display it.
+            $entry['meta_value'] = maybe_unserialize( $entry['meta_value'] );
+        } else {
+            // This is a serialized array/object so we should NOT display it.
+            --$count;
+            return '';
+        }
+    }
+    $entry['meta_key'] = esc_attr($entry['meta_key']);
+    $entry['meta_value'] = esc_textarea( $entry['meta_value'] ); // using a <textarea />
+    $entry['meta_id'] = (int) $entry['meta_id'];
+    $delete_nonce = wp_create_nonce( 'delete-meta_' . $entry['meta_id'] );
+    $r .= "\n\t<tr id='meta-{$entry['meta_id']}'>";
+    $r .= "\n\t\t<td class='left'><label class='screen-reader-text' for='meta-{$entry['meta_id']}-key'>" . __( 'Key' ) . "</label><input name='meta[{$entry['meta_id']}][key]' id='meta-{$entry['meta_id']}-key' type='text' size='20' value='{$entry['meta_key']}' />";
+    $r .= "\n\t\t<div class='submit'>";
+    $r .= get_submit_button( __( 'Delete' ), 'deletemeta small', "deletemeta[{$entry['meta_id']}]", false, array( 'data-wp-lists' => "delete:the-list:meta-{$entry['meta_id']}::_ajax_nonce=$delete_nonce" ) );
+    $r .= "\n\t\t";
+    $r .= get_submit_button( __( 'Update' ), 'updatemeta small', "meta-{$entry['meta_id']}-submit", false, array( 'data-wp-lists' => "add:the-list:meta-{$entry['meta_id']}::_ajax_nonce-add-meta=$update_nonce" ) );
+    $r .= "</div>";
+    $r .= wp_nonce_field( 'change-meta', '_ajax_nonce', false, false );
+    $r .= "</td>";
+    $r .= "\n\t\t<td><label class='screen-reader-text' for='meta-{$entry['meta_id']}-value'>" . __( 'Value' ) . "</label><textarea name='meta[{$entry['meta_id']}][value]' id='meta-{$entry['meta_id']}-value' rows='2' cols='30'>{$entry['meta_value']}</textarea></td>\n\t</tr>";
+    return $r;
+}
+/**
+ * Prints the form in the Custom Fields meta box.
+ *
+ * @since 1.2.0
+ *
+ * @global wpdb $wpdb
+ *
+ * @param WP_Post $post Optional. The post being edited.
+ */
+function meta_form( $post = null ) {
+    global $wpdb;
+    $post = get_post( $post );
+    /**
+     * Filter the number of custom fields to retrieve for the drop-down
+     * in the Custom Fields meta box.
+     *
+     * @since 2.1.0
+     *
+     * @param int $limit Number of custom fields to retrieve. Default 30.
+     */
+    $limit = apply_filters( 'postmeta_form_limit', 30 );
+    $sql = "SELECT DISTINCT meta_key
+        FROM $wpdb->postmeta
+        WHERE meta_key NOT BETWEEN '_' AND '_z'
+        HAVING meta_key NOT LIKE %s
+        ORDER BY meta_key
+        LIMIT %d";
+    $keys = $wpdb->get_col( $wpdb->prepare( $sql, $wpdb->esc_like( '_' ) . '%', $limit ) );
+    if ( $keys ) {
+        natcasesort( $keys );
+        $meta_key_input_id = 'metakeyselect';
+    } else {
+        $meta_key_input_id = 'metakeyinput';
+    }
+?>
+<p><strong><?php _e( 'Add New Custom Field:' ) ?></strong></p>
+<table id="newmeta">
+<thead>
+<tr>
+<th class="left"><label for="<?php echo $meta_key_input_id; ?>"><?php _ex( 'Name', 'meta name' ) ?></label></th>
+<th><label for="metavalue"><?php _e( 'Value' ) ?></label></th>
+</tr>
+</thead>
+<tbody>
+<tr>
+<td id="newmetaleft" class="left">
+<?php if ( $keys ) { ?>
+<select id="metakeyselect" name="metakeyselect">
+<option value="#NONE#"><?php _e( '&mdash; Select &mdash;' ); ?></option>
+<?php
+    foreach ( $keys as $key ) {
+        if ( is_protected_meta( $key, 'post' ) || ! current_user_can( 'add_post_meta', $post->ID, $key ) )
+            continue;
+        echo "\n<option value='" . esc_attr($key) . "'>" . esc_html($key) . "</option>";
+    }
+?>
+</select>
+<input class="hide-if-js" type="text" id="metakeyinput" name="metakeyinput" value="" />
+<a href="#postcustomstuff" class="hide-if-no-js" onclick="jQuery('#metakeyinput, #metakeyselect, #enternew, #cancelnew').toggle();return false;">
+<span id="enternew"><?php _e('Enter new'); ?></span>
+<span id="cancelnew" class="hidden"><?php _e('Cancel'); ?></span></a>
+<?php } else { ?>
+<input type="text" id="metakeyinput" name="metakeyinput" value="" />
+<?php } ?>
+</td>
+<td><textarea id="metavalue" name="metavalue" rows="2" cols="25"></textarea></td>
+</tr>
+<tr><td colspan="2">
+<div class="submit">
+<?php submit_button( __( 'Add Custom Field' ), 'secondary', 'addmeta', false, array( 'id' => 'newmeta-submit', 'data-wp-lists' => 'add:the-list:newmeta' ) ); ?>
+</div>
+<?php wp_nonce_field( 'add-meta', '_ajax_nonce-add-meta', false ); ?>
+</td></tr>
+</tbody>
+</table>
+<?php
+}
+/**
+ * Print out HTML form date elements for editing post or comment publish date.
+ *
+ * @since 0.71
+ * @since 4.4.0 Converted to use get_comment() instead of the global `$comment`.
+ *
+ * @global WP_Locale  $wp_locale
+ *
+ * @param int|bool $edit      Accepts 1|true for editing the date, 0|false for adding the date.
+ * @param int|bool $for_post  Accepts 1|true for applying the date to a post, 0|false for a comment.
+ * @param int      $tab_index The tabindex attribute to add. Default 0.
+ * @param int|bool $multi     Optional. Whether the additional fields and buttons should be added.
+ *                            Default 0|false.
+ */
+function touch_time( $edit = 1, $for_post = 1, $tab_index = 0, $multi = 0 ) {
+    global $wp_locale;
+    $post = get_post();
+    if ( $for_post )
+        $edit = ! ( in_array($post->post_status, array('draft', 'pending') ) && (!$post->post_date_gmt || '0000-00-00 00:00:00' == $post->post_date_gmt ) );
+    $tab_index_attribute = '';
+    if ( (int) $tab_index > 0 )
+        $tab_index_attribute = " tabindex=\"$tab_index\"";
+    // todo: Remove this?
+    // echo '<label for="timestamp" style="display: block;"><input type="checkbox" class="checkbox" name="edit_date" value="1" id="timestamp"'.$tab_index_attribute.' /> '.__( 'Edit timestamp' ).'</label><br />';
+    $time_adj = current_time('timestamp');
+    $post_date = ($for_post) ? $post->post_date : get_comment()->comment_date;
+    $jj = ($edit) ? mysql2date( 'd', $post_date, false ) : gmdate( 'd', $time_adj );
+    $mm = ($edit) ? mysql2date( 'm', $post_date, false ) : gmdate( 'm', $time_adj );
+    $aa = ($edit) ? mysql2date( 'Y', $post_date, false ) : gmdate( 'Y', $time_adj );
+    $hh = ($edit) ? mysql2date( 'H', $post_date, false ) : gmdate( 'H', $time_adj );
+    $mn = ($edit) ? mysql2date( 'i', $post_date, false ) : gmdate( 'i', $time_adj );
+    $ss = ($edit) ? mysql2date( 's', $post_date, false ) : gmdate( 's', $time_adj );
+    $cur_jj = gmdate( 'd', $time_adj );
+    $cur_mm = gmdate( 'm', $time_adj );
+    $cur_aa = gmdate( 'Y', $time_adj );
+    $cur_hh = gmdate( 'H', $time_adj );
+    $cur_mn = gmdate( 'i', $time_adj );
+    $month = '<label><span class="screen-reader-text">' . __( 'Month' ) . '</span><select ' . ( $multi ? '' : 'id="mm" ' ) . 'name="mm"' . $tab_index_attribute . ">\n";
+    for ( $i = 1; $i < 13; $i = $i +1 ) {
+        $monthnum = zeroise($i, 2);
+        $monthtext = $wp_locale->get_month_abbrev( $wp_locale->get_month( $i ) );
+        $month .= "\t\t\t" . '<option value="' . $monthnum . '" data-text="' . $monthtext . '" ' . selected( $monthnum, $mm, false ) . '>';
+        /* translators: 1: month number (01, 02, etc.), 2: month abbreviation */
+        $month .= sprintf( __( '%1$s-%2$s' ), $monthnum, $monthtext ) . "</option>\n";
+    }
+    $month .= '</select></label>';
+    $day = '<label><span class="screen-reader-text">' . __( 'Day' ) . '</span><input type="text" ' . ( $multi ? '' : 'id="jj" ' ) . 'name="jj" value="' . $jj . '" size="2" maxlength="2"' . $tab_index_attribute . ' autocomplete="off" /></label>';
+    $year = '<label><span class="screen-reader-text">' . __( 'Year' ) . '</span><input type="text" ' . ( $multi ? '' : 'id="aa" ' ) . 'name="aa" value="' . $aa . '" size="4" maxlength="4"' . $tab_index_attribute . ' autocomplete="off" /></label>';
+    $hour = '<label><span class="screen-reader-text">' . __( 'Hour' ) . '</span><input type="text" ' . ( $multi ? '' : 'id="hh" ' ) . 'name="hh" value="' . $hh . '" size="2" maxlength="2"' . $tab_index_attribute . ' autocomplete="off" /></label>';
+    $minute = '<label><span class="screen-reader-text">' . __( 'Minute' ) . '</span><input type="text" ' . ( $multi ? '' : 'id="mn" ' ) . 'name="mn" value="' . $mn . '" size="2" maxlength="2"' . $tab_index_attribute . ' autocomplete="off" /></label>';
+    echo '<div class="timestamp-wrap">';
+    /* translators: 1: month, 2: day, 3: year, 4: hour, 5: minute */
+    printf( __( '%1$s %2$s, %3$s @ %4$s:%5$s' ), $month, $day, $year, $hour, $minute );
+    echo '</div><input type="hidden" id="ss" name="ss" value="' . $ss . '" />';
+    if ( $multi ) return;
+    echo "\n\n";
+    $map = array(
+        'mm' => array( $mm, $cur_mm ),
+        'jj' => array( $jj, $cur_jj ),
+        'aa' => array( $aa, $cur_aa ),
+        'hh' => array( $hh, $cur_hh ),
+        'mn' => array( $mn, $cur_mn ),
+    );
+    foreach ( $map as $timeunit => $value ) {
+        list( $unit, $curr ) = $value;
+        echo '<input type="hidden" id="hidden_' . $timeunit . '" name="hidden_' . $timeunit . '" value="' . $unit . '" />' . "\n";
+        $cur_timeunit = 'cur_' . $timeunit;
+        echo '<input type="hidden" id="' . $cur_timeunit . '" name="' . $cur_timeunit . '" value="' . $curr . '" />' . "\n";
+    }
+?>
+<p>
+<a href="#edit_timestamp" class="save-timestamp hide-if-no-js button"><?php _e('OK'); ?></a>
+<a href="#edit_timestamp" class="cancel-timestamp hide-if-no-js button-cancel"><?php _e('Cancel'); ?></a>
+</p>
+<?php
+}
+/**
+ * Print out option HTML elements for the page templates drop-down.
+ *
+ * @since 1.5.0
+ *
+ * @param string $default Optional. The template file name. Default empty.
+ */
+function page_template_dropdown( $default = '' ) {
+    $templates = get_page_templates( get_post() );
+    ksort( $templates );
+    foreach ( array_keys( $templates ) as $template ) {
+        $selected = selected( $default, $templates[ $template ], false );
+        echo "\n\t<option value='" . $templates[ $template ] . "' $selected>$template</option>";
+    }
+}
+/**
+ * Print out option HTML elements for the page parents drop-down.
+ *
+ * @since 1.5.0
+ * @since 4.4.0 `$post` argument was added.
+ *
+ * @global wpdb $wpdb
+ *
+ * @param int         $default Optional. The default page ID to be pre-selected. Default 0.
+ * @param int         $parent  Optional. The parent page ID. Default 0.
+ * @param int         $level   Optional. Page depth level. Default 0.
+ * @param int|WP_Post $post    Post ID or WP_Post object.
+ *
+ * @return null|false Boolean False if page has no children, otherwise print out html elements
+ */
+function parent_dropdown( $default = 0, $parent = 0, $level = 0, $post = null ) {
+    global $wpdb;
+    $post = get_post( $post );
+    $items = $wpdb->get_results( $wpdb->prepare("SELECT ID, post_parent, post_title FROM $wpdb->posts WHERE post_parent = %d AND post_type = 'page' ORDER BY menu_order", $parent) );
+    if ( $items ) {
+        foreach ( $items as $item ) {
+            // A page cannot be its own parent.
+            if ( $post && $post->ID && $item->ID == $post->ID )
+                continue;
+            $pad = str_repeat( '&nbsp;', $level * 3 );
+            $selected = selected( $default, $item->ID, false );
+            echo "\n\t<option class='level-$level' value='$item->ID' $selected>$pad " . esc_html($item->post_title) . "</option>";
+            parent_dropdown( $default, $item->ID, $level +1 );
+        }
+    } else {
+        return false;
+    }
+}
+/**
+ * Print out option html elements for role selectors.
+ *
+ * @since 2.1.0
+ *
+ * @param string $selected Slug for the role that should be already selected.
+ */
+function wp_dropdown_roles( $selected = '' ) {
+    $p = '';
+    $r = '';
+    $editable_roles = array_reverse( get_editable_roles() );
+    foreach ( $editable_roles as $role => $details ) {
+        $name = translate_user_role($details['name'] );
+        if ( $selected == $role ) // preselect specified role
+            $p = "\n\t<option selected='selected' value='" . esc_attr($role) . "'>$name</option>";
+        else
+            $r .= "\n\t<option value='" . esc_attr($role) . "'>$name</option>";
+    }
+    echo $p . $r;
+}
+/**
+ * Outputs the form used by the importers to accept the data to be imported
+ *
+ * @since 2.0.0
+ *
+ * @param string $action The action attribute for the form.
+ */
+function wp_import_upload_form( $action ) {
+    /**
+     * Filter the maximum allowed upload size for import files.
+     *
+     * @since 2.3.0
+     *
+     * @see wp_max_upload_size()
+     *
+     * @param int $max_upload_size Allowed upload size. Default 1 MB.
+     */
+    $bytes = apply_filters( 'import_upload_size_limit', wp_max_upload_size() );
+    $size = size_format( $bytes );
+    $upload_dir = wp_upload_dir();
+    if ( ! empty( $upload_dir['error'] ) ) :
+        ?><div class="error"><p><?php _e('Before you can upload your import file, you will need to fix the following error:'); ?></p>
+        <p><strong><?php echo $upload_dir['error']; ?></strong></p></div><?php
+    else :
+?>
+<form enctype="multipart/form-data" id="import-upload-form" method="post" class="wp-upload-form" action="<?php echo esc_url( wp_nonce_url( $action, 'import-upload' ) ); ?>">
+<p>
+<label for="upload"><?php _e( 'Choose a file from your computer:' ); ?></label> (<?php printf( __('Maximum size: %s' ), $size ); ?>)
+<input type="file" id="upload" name="import" size="25" />
+<input type="hidden" name="action" value="save" />
+<input type="hidden" name="max_file_size" value="<?php echo $bytes; ?>" />
+</p>
+<?php submit_button( __('Upload file and import'), 'button' ); ?>
+</form>
+<?php
+    endif;
+}
+/**
+ * Add a meta box to an edit form.
+ *
+ * @since 2.5.0
+ *
+ * @global array $wp_meta_boxes
+ *
+ * @param string           $id            String for use in the 'id' attribute of tags.
+ * @param string           $title         Title of the meta box.
+ * @param callback         $callback      Function that fills the box with the desired content.
+ *                                        The function should echo its output.
+ * @param string|WP_Screen $screen        Optional. The screen on which to show the box (like a post
+ *                                        type, 'link', or 'comment'). Default is the current screen.
+ * @param string           $context       Optional. The context within the screen where the boxes
+ *                                        should display. Available contexts vary from screen to
+ *                                        screen. Post edit screen contexts include 'normal', 'side',
+ *                                        and 'advanced'. Comments screen contexts include 'normal'
+ *                                        and 'side'. Menus meta boxes (accordion sections) all use
+ *                                        the 'side' context. Global default is 'advanced'.
+ * @param string           $priority      Optional. The priority within the context where the boxes
+ *                                        should show ('high', 'low'). Default 'default'.
+ * @param array            $callback_args Optional. Data that should be set as the $args property
+ *                                        of the box array (which is the second parameter passed
+ *                                        to your callback). Default null.
+ */
+function add_meta_box( $id, $title, $callback, $screen = null, $context = 'advanced', $priority = 'default', $callback_args = null ) {
+    global $wp_meta_boxes;
+    if ( empty( $screen ) )
+        $screen = get_current_screen();
+    elseif ( is_string( $screen ) )
+        $screen = convert_to_screen( $screen );
+    $page = $screen->id;
+    if ( !isset($wp_meta_boxes) )
+        $wp_meta_boxes = array();
+    if ( !isset($wp_meta_boxes[$page]) )
+        $wp_meta_boxes[$page] = array();
+    if ( !isset($wp_meta_boxes[$page][$context]) )
+        $wp_meta_boxes[$page][$context] = array();
+    foreach ( array_keys($wp_meta_boxes[$page]) as $a_context ) {
+        foreach ( array('high', 'core', 'default', 'low') as $a_priority ) {
+            if ( !isset($wp_meta_boxes[$page][$a_context][$a_priority][$id]) )
+                continue;
+            // If a core box was previously added or removed by a plugin, don't add.
+            if ( 'core' == $priority ) {
+                // If core box previously deleted, don't add
+                if ( false === $wp_meta_boxes[$page][$a_context][$a_priority][$id] )
+                    return;
+                /*
+                 * If box was added with default priority, give it core priority to
+                 * maintain sort order.
+                 */
+                if ( 'default' == $a_priority ) {
+                    $wp_meta_boxes[$page][$a_context]['core'][$id] = $wp_meta_boxes[$page][$a_context]['default'][$id];
+                    unset($wp_meta_boxes[$page][$a_context]['default'][$id]);
+                }
+                return;
+            }
+            // If no priority given and id already present, use existing priority.
+            if ( empty($priority) ) {
+                $priority = $a_priority;
+            /*
+             * Else, if we're adding to the sorted priority, we don't know the title
+             * or callback. Grab them from the previously added context/priority.
+             */
+            } elseif ( 'sorted' == $priority ) {
+                $title = $wp_meta_boxes[$page][$a_context][$a_priority][$id]['title'];
+                $callback = $wp_meta_boxes[$page][$a_context][$a_priority][$id]['callback'];
+                $callback_args = $wp_meta_boxes[$page][$a_context][$a_priority][$id]['args'];
+            }
+            // An id can be in only one priority and one context.
+            if ( $priority != $a_priority || $context != $a_context )
+                unset($wp_meta_boxes[$page][$a_context][$a_priority][$id]);
+        }
+    }
+    if ( empty($priority) )
+        $priority = 'low';
+    if ( !isset($wp_meta_boxes[$page][$context][$priority]) )
+        $wp_meta_boxes[$page][$context][$priority] = array();
+    $wp_meta_boxes[$page][$context][$priority][$id] = array('id' => $id, 'title' => $title, 'callback' => $callback, 'args' => $callback_args);
+}
+/**
+ * Meta-Box template function
+ *
+ * @since 2.5.0
+ *
+ * @global array $wp_meta_boxes
+ *
+ * @staticvar bool $already_sorted
+ * @param string|WP_Screen $screen  Screen identifier
+ * @param string           $context box context
+ * @param mixed            $object  gets passed to the box callback function as first parameter
+ * @return int number of meta_boxes
+ */
+function do_meta_boxes( $screen, $context, $object ) {
+    global $wp_meta_boxes;
+    static $already_sorted = false;
+    if ( empty( $screen ) )
+        $screen = get_current_screen();
+    elseif ( is_string( $screen ) )
+        $screen = convert_to_screen( $screen );
+    $page = $screen->id;
+    $hidden = get_hidden_meta_boxes( $screen );
+    printf('<div id="%s-sortables" class="meta-box-sortables">', htmlspecialchars($context));
+    // Grab the ones the user has manually sorted. Pull them out of their previous context/priority and into the one the user chose
+    if ( ! $already_sorted && $sorted = get_user_option( "meta-box-order_$page" ) ) {
+        foreach ( $sorted as $box_context => $ids ) {
+            foreach ( explode( ',', $ids ) as $id ) {
+                if ( $id && 'dashboard_browser_nag' !== $id ) {
+                    add_meta_box( $id, null, null, $screen, $box_context, 'sorted' );
+                }
+            }
+        }
+    }
+    $already_sorted = true;
+    $i = 0;
+    if ( isset( $wp_meta_boxes[ $page ][ $context ] ) ) {
+        foreach ( array( 'high', 'sorted', 'core', 'default', 'low' ) as $priority ) {
+            if ( isset( $wp_meta_boxes[ $page ][ $context ][ $priority ]) ) {
+                foreach ( (array) $wp_meta_boxes[ $page ][ $context ][ $priority ] as $box ) {
+                    if ( false == $box || ! $box['title'] )
+                        continue;
+                    $i++;
+                    $hidden_class = in_array($box['id'], $hidden) ? ' hide-if-js' : '';
+                    echo '<div id="' . $box['id'] . '" class="postbox ' . postbox_classes($box['id'], $page) . $hidden_class . '" ' . '>' . "\n";
+                    if ( 'dashboard_browser_nag' != $box['id'] ) {
+                        echo '<button class="handlediv button-link" title="' . esc_attr__( 'Click to toggle' ) . '" aria-expanded="true">';
+                        echo '<span class="screen-reader-text">' . sprintf( __( 'Click to toggle %s panel' ), $box['title'] ) . '</span><br />';
+                        echo '</button>';
+                    }
+                    echo "<h3 class='hndle'><span>{$box['title']}</span></h3>\n";
+                    echo '<div class="inside">' . "\n";
+                    call_user_func($box['callback'], $object, $box);
+                    echo "</div>\n";
+                    echo "</div>\n";
+                }
+            }
+        }
+    }
+    echo "</div>";
+    return $i;
+}
+/**
+ * Remove a meta box from an edit form.
+ *
+ * @since 2.6.0
+ *
+ * @global array $wp_meta_boxes
+ *
+ * @param string        $id      String for use in the 'id' attribute of tags.
+ * @param string|object $screen  The screen on which to show the box (post, page, link).
+ * @param string        $context The context within the page where the boxes should show ('normal', 'advanced').
+ */
+function remove_meta_box($id, $screen, $context) {
+    global $wp_meta_boxes;
+    if ( empty( $screen ) )
+        $screen = get_current_screen();
+    elseif ( is_string( $screen ) )
+        $screen = convert_to_screen( $screen );
+    $page = $screen->id;
+    if ( !isset($wp_meta_boxes) )
+        $wp_meta_boxes = array();
+    if ( !isset($wp_meta_boxes[$page]) )
+        $wp_meta_boxes[$page] = array();
+    if ( !isset($wp_meta_boxes[$page][$context]) )
+        $wp_meta_boxes[$page][$context] = array();
+    foreach ( array('high', 'core', 'default', 'low') as $priority )
+        $wp_meta_boxes[$page][$context][$priority][$id] = false;
+}
+/**
+ * Meta Box Accordion Template Function
+ *
+ * Largely made up of abstracted code from {@link do_meta_boxes()}, this
+ * function serves to build meta boxes as list items for display as
+ * a collapsible accordion.
+ *
+ * @since 3.6.0
+ *
+ * @uses global $wp_meta_boxes Used to retrieve registered meta boxes.
+ *
+ * @param string|object $screen  The screen identifier.
+ * @param string        $context The meta box context.
+ * @param mixed         $object  gets passed to the section callback function as first parameter.
+ * @return int number of meta boxes as accordion sections.
+ */
+function do_accordion_sections( $screen, $context, $object ) {
+    global $wp_meta_boxes;
+    wp_enqueue_script( 'accordion' );
+    if ( empty( $screen ) )
+        $screen = get_current_screen();
+    elseif ( is_string( $screen ) )
+        $screen = convert_to_screen( $screen );
+    $page = $screen->id;
+    $hidden = get_hidden_meta_boxes( $screen );
+    ?>
+    <div id="side-sortables" class="accordion-container">
+        <ul class="outer-border">
+    <?php
+    $i = 0;
+    $first_open = false;
+    if ( isset( $wp_meta_boxes[ $page ][ $context ] ) ) {
+        foreach ( array( 'high', 'core', 'default', 'low' ) as $priority ) {
+            if ( isset( $wp_meta_boxes[ $page ][ $context ][ $priority ] ) ) {
+                foreach ( $wp_meta_boxes[ $page ][ $context ][ $priority ] as $box ) {
+                    if ( false == $box || ! $box['title'] )
+                        continue;
+                    $i++;
+                    $hidden_class = in_array( $box['id'], $hidden ) ? 'hide-if-js' : '';
+                    $open_class = '';
+                    if ( ! $first_open && empty( $hidden_class ) ) {
+                        $first_open = true;
+                        $open_class = 'open';
+                    }
+                    ?>
+                    <li class="control-section accordion-section <?php echo $hidden_class; ?> <?php echo $open_class; ?> <?php echo esc_attr( $box['id'] ); ?>" id="<?php echo esc_attr( $box['id'] ); ?>">
+                        <h3 class="accordion-section-title hndle" tabindex="0">
+                            <?php echo esc_html( $box['title'] ); ?>
+                            <span class="screen-reader-text"><?php _e( 'Press return or enter to expand' ); ?></span>
+                        </h3>
+                        <div class="accordion-section-content <?php postbox_classes( $box['id'], $page ); ?>">
+                            <div class="inside">
+                                <?php call_user_func( $box['callback'], $object, $box ); ?>
+                            </div><!-- .inside -->
+                        </div><!-- .accordion-section-content -->
+                    </li><!-- .accordion-section -->
+                    <?php
+                }
+            }
+        }
+    }
+    ?>
+        </ul><!-- .outer-border -->
+    </div><!-- .accordion-container -->
+    <?php
+    return $i;
+}
+/**
+ * Add a new section to a settings page.
+ *
+ * Part of the Settings API. Use this to define new settings sections for an admin page.
+ * Show settings sections in your admin page callback function with do_settings_sections().
+ * Add settings fields to your section with add_settings_field()
+ *
+ * The $callback argument should be the name of a function that echoes out any
+ * content you want to show at the top of the settings section before the actual
+ * fields. It can output nothing if you want.
+ *
+ * @since 2.7.0
+ *
+ * @global $wp_settings_sections Storage array of all settings sections added to admin pages
+ *
+ * @param string $id       Slug-name to identify the section. Used in the 'id' attribute of tags.
+ * @param string $title    Formatted title of the section. Shown as the heading for the section.
+ * @param string $callback Function that echos out any content at the top of the section (between heading and fields).
+ * @param string $page     The slug-name of the settings page on which to show the section. Built-in pages include 'general', 'reading', 'writing', 'discussion', 'media', etc. Create your own using add_options_page();
+ */
+function add_settings_section($id, $title, $callback, $page) {
+    global $wp_settings_sections;
+    if ( 'misc' == $page ) {
+        _deprecated_argument( __FUNCTION__, '3.0', sprintf( __( 'The "%s" options group has been removed. Use another settings group.' ), 'misc' ) );
+        $page = 'general';
+    }
+    if ( 'privacy' == $page ) {
+        _deprecated_argument( __FUNCTION__, '3.5', sprintf( __( 'The "%s" options group has been removed. Use another settings group.' ), 'privacy' ) );
+        $page = 'reading';
+    }
+    $wp_settings_sections[$page][$id] = array('id' => $id, 'title' => $title, 'callback' => $callback);
+}
+/**
+ * Add a new field to a section of a settings page
+ *
+ * Part of the Settings API. Use this to define a settings field that will show
+ * as part of a settings section inside a settings page. The fields are shown using
+ * do_settings_fields() in do_settings-sections()
+ *
+ * The $callback argument should be the name of a function that echoes out the
+ * html input tags for this setting field. Use get_option() to retrieve existing
+ * values to show.
+ *
+ * @since 2.7.0
+ * @since 4.2.0 The `$class` argument was added.
+ *
+ * @global $wp_settings_fields Storage array of settings fields and info about their pages/sections
+ *
+ * @param string $id       Slug-name to identify the field. Used in the 'id' attribute of tags.
+ * @param string $title    Formatted title of the field. Shown as the label for the field
+ *                         during output.
+ * @param string $callback Function that fills the field with the desired form inputs. The
+ *                         function should echo its output.
+ * @param string $page     The slug-name of the settings page on which to show the section
+ *                         (general, reading, writing, ...).
+ * @param string $section  Optional. The slug-name of the section of the settings page
+ *                         in which to show the box. Default 'default'.
+ * @param array  $args {
+ *     Optional. Extra arguments used when outputting the field.
+ *
+ *     @type string $label_for When supplied, the setting title will be wrapped
+ *                             in a `<label>` element, its `for` attribute populated
+ *                             with this value.
+ *     @type string $class     CSS Class to be added to the `<tr>` element when the
+ *                             field is output.
+ * }
+ */
+function add_settings_field($id, $title, $callback, $page, $section = 'default', $args = array()) {
+    global $wp_settings_fields;
+    if ( 'misc' == $page ) {
+        _deprecated_argument( __FUNCTION__, '3.0', __( 'The miscellaneous options group has been removed. Use another settings group.' ) );
+        $page = 'general';
+    }
+    if ( 'privacy' == $page ) {
+        _deprecated_argument( __FUNCTION__, '3.5', __( 'The privacy options group has been removed. Use another settings group.' ) );
+        $page = 'reading';
+    }
+    $wp_settings_fields[$page][$section][$id] = array('id' => $id, 'title' => $title, 'callback' => $callback, 'args' => $args);
+}
+/**
+ * Prints out all settings sections added to a particular settings page
+ *
+ * Part of the Settings API. Use this in a settings page callback function
+ * to output all the sections and fields that were added to that $page with
+ * add_settings_section() and add_settings_field()
+ *
+ * @global $wp_settings_sections Storage array of all settings sections added to admin pages
+ * @global $wp_settings_fields Storage array of settings fields and info about their pages/sections
+ * @since 2.7.0
+ *
+ * @param string $page The slug name of the page whos settings sections you want to output
+ */
+function do_settings_sections( $page ) {
+    global $wp_settings_sections, $wp_settings_fields;
+    if ( ! isset( $wp_settings_sections[$page] ) )
+        return;
+    foreach ( (array) $wp_settings_sections[$page] as $section ) {
+        if ( $section['title'] )
+            echo "<h3>{$section['title']}</h3>\n";
+        if ( $section['callback'] )
+            call_user_func( $section['callback'], $section );
+        if ( ! isset( $wp_settings_fields ) || !isset( $wp_settings_fields[$page] ) || !isset( $wp_settings_fields[$page][$section['id']] ) )
+            continue;
+        echo '<table class="form-table">';
+        do_settings_fields( $page, $section['id'] );
+        echo '</table>';
+    }
+}
+/**
+ * Print out the settings fields for a particular settings section
+ *
+ * Part of the Settings API. Use this in a settings page to output
+ * a specific section. Should normally be called by do_settings_sections()
+ * rather than directly.
+ *
+ * @global $wp_settings_fields Storage array of settings fields and their pages/sections
+ *
+ * @since 2.7.0
+ *
+ * @param string $page Slug title of the admin page who's settings fields you want to show.
+ * @param string $section Slug title of the settings section who's fields you want to show.
+ */
+function do_settings_fields($page, $section) {
+    global $wp_settings_fields;
+    if ( ! isset( $wp_settings_fields[$page][$section] ) )
+        return;
+    foreach ( (array) $wp_settings_fields[$page][$section] as $field ) {
+        $class = '';
+        if ( ! empty( $field['args']['class'] ) ) {
+            $class = ' class="' . esc_attr( $field['args']['class'] ) . '"';
+        }
+        echo "<tr{$class}>";
+        if ( ! empty( $field['args']['label_for'] ) ) {
+            echo '<th scope="row"><label for="' . esc_attr( $field['args']['label_for'] ) . '">' . $field['title'] . '</label></th>';
+        } else {
+            echo '<th scope="row">' . $field['title'] . '</th>';
+        }
+        echo '<td>';
+        call_user_func($field['callback'], $field['args']);
+        echo '</td>';
+        echo '</tr>';
+    }
+}
+/**
+ * Register a settings error to be displayed to the user
+ *
+ * Part of the Settings API. Use this to show messages to users about settings validation
+ * problems, missing settings or anything else.
+ *
+ * Settings errors should be added inside the $sanitize_callback function defined in
+ * register_setting() for a given setting to give feedback about the submission.
+ *
+ * By default messages will show immediately after the submission that generated the error.
+ * Additional calls to settings_errors() can be used to show errors even when the settings
+ * page is first accessed.
+ *
+ * @since 3.0.0
+ *
+ * @global array $wp_settings_errors Storage array of errors registered during this pageload
+ *
+ * @param string $setting Slug title of the setting to which this error applies
+ * @param string $code    Slug-name to identify the error. Used as part of 'id' attribute in HTML output.
+ * @param string $message The formatted message text to display to the user (will be shown inside styled
+ *                        `<div>` and `<p>` tags).
+ * @param string $type    Optional. Message type, controls HTML class. Accepts 'error' or 'updated'.
+ *                        Default 'error'.
+ */
+function add_settings_error( $setting, $code, $message, $type = 'error' ) {
+    global $wp_settings_errors;
+    $wp_settings_errors[] = array(
+        'setting' => $setting,
+        'code'    => $code,
+        'message' => $message,
+        'type'    => $type
+    );
+}
+/**
+ * Fetch settings errors registered by add_settings_error()
+ *
+ * Checks the $wp_settings_errors array for any errors declared during the current
+ * pageload and returns them.
+ *
+ * If changes were just submitted ($_GET['settings-updated']) and settings errors were saved
+ * to the 'settings_errors' transient then those errors will be returned instead. This
+ * is used to pass errors back across pageloads.
+ *
+ * Use the $sanitize argument to manually re-sanitize the option before returning errors.
+ * This is useful if you have errors or notices you want to show even when the user
+ * hasn't submitted data (i.e. when they first load an options page, or in admin_notices action hook)
+ *
+ * @since 3.0.0
+ *
+ * @global array $wp_settings_errors Storage array of errors registered during this pageload
+ *
+ * @param string $setting Optional slug title of a specific setting who's errors you want.
+ * @param boolean $sanitize Whether to re-sanitize the setting value before returning errors.
+ * @return array Array of settings errors
+ */
+function get_settings_errors( $setting = '', $sanitize = false ) {
+    global $wp_settings_errors;
+    /*
+     * If $sanitize is true, manually re-run the sanitization for this option
+     * This allows the $sanitize_callback from register_setting() to run, adding
+     * any settings errors you want to show by default.
+     */
+    if ( $sanitize )
+        sanitize_option( $setting, get_option( $setting ) );
+    // If settings were passed back from options.php then use them.
+    if ( isset( $_GET['settings-updated'] ) && $_GET['settings-updated'] && get_transient( 'settings_errors' ) ) {
+        $wp_settings_errors = array_merge( (array) $wp_settings_errors, get_transient( 'settings_errors' ) );
+        delete_transient( 'settings_errors' );
+    }
+    // Check global in case errors have been added on this pageload.
+    if ( ! count( $wp_settings_errors ) )
+        return array();
+    // Filter the results to those of a specific setting if one was set.
+    if ( $setting ) {
+        $setting_errors = array();
+        foreach ( (array) $wp_settings_errors as $key => $details ) {
+            if ( $setting == $details['setting'] )
+                $setting_errors[] = $wp_settings_errors[$key];
+        }
+        return $setting_errors;
+    }
+    return $wp_settings_errors;
+}
+/**
+ * Display settings errors registered by {@see add_settings_error()}.
+ *
+ * Part of the Settings API. Outputs a div for each error retrieved by
+ * {@see get_settings_errors()}.
+ *
+ * This is called automatically after a settings page based on the
+ * Settings API is submitted. Errors should be added during the validation
+ * callback function for a setting defined in {@see register_setting()}
+ *
+ * The $sanitize option is passed into {@see get_settings_errors()} and will
+ * re-run the setting sanitization
+ * on its current value.
+ *
+ * The $hide_on_update option will cause errors to only show when the settings
+ * page is first loaded. if the user has already saved new values it will be
+ * hidden to avoid repeating messages already shown in the default error
+ * reporting after submission. This is useful to show general errors like
+ * missing settings when the user arrives at the settings page.
+ *
+ * @since 3.0.0
+ *
+ * @param string $setting        Optional slug title of a specific setting who's errors you want.
+ * @param bool   $sanitize       Whether to re-sanitize the setting value before returning errors.
+ * @param bool   $hide_on_update If set to true errors will not be shown if the settings page has already been submitted.
+ */
+function settings_errors( $setting = '', $sanitize = false, $hide_on_update = false ) {
+    if ( $hide_on_update && ! empty( $_GET['settings-updated'] ) )
+        return;
+    $settings_errors = get_settings_errors( $setting, $sanitize );
+    if ( empty( $settings_errors ) )
+        return;
+    $output = '';
+    foreach ( $settings_errors as $key => $details ) {
+        $css_id = 'setting-error-' . $details['code'];
+        $css_class = $details['type'] . ' settings-error notice is-dismissible';
+        $output .= "<div id='$css_id' class='$css_class'> \n";
+        $output .= "<p><strong>{$details['message']}</strong></p>";
+        $output .= "</div> \n";
+    }
+    echo $output;
+}
+/**
+ * {@internal Missing Short Description}}
+ *
+ * @since 2.7.0
+ *
+ * @param string $found_action
+ */
+function find_posts_div($found_action = '') {
+?>
+    <div id="find-posts" class="find-box" style="display: none;">
+        <div id="find-posts-head" class="find-box-head">
+            <?php _e( 'Find Posts or Pages' ); ?>
+            <div id="find-posts-close"></div>
+        </div>
+        <div class="find-box-inside">
+            <div class="find-box-search">
+                <?php if ( $found_action ) { ?>
+                    <input type="hidden" name="found_action" value="<?php echo esc_attr($found_action); ?>" />
+                <?php } ?>
+                <input type="hidden" name="affected" id="affected" value="" />
+                <?php wp_nonce_field( 'find-posts', '_ajax_nonce', false ); ?>
+                <label class="screen-reader-text" for="find-posts-input"><?php _e( 'Search' ); ?></label>
+                <input type="text" id="find-posts-input" name="ps" value="" />
+                <span class="spinner"></span>
+                <input type="button" id="find-posts-search" value="<?php esc_attr_e( 'Search' ); ?>" class="button" />
+                <div class="clear"></div>
+            </div>
+            <div id="find-posts-response"></div>
+        </div>
+        <div class="find-box-buttons">
+            <?php submit_button( __( 'Select' ), 'button-primary alignright', 'find-posts-submit', false ); ?>
+            <div class="clear"></div>
+        </div>
+    </div>
+<?php
+}
+/**
+ * Display the post password.
+ *
+ * The password is passed through {@link esc_attr()} to ensure that it
+ * is safe for placing in an html attribute.
+ *
+ * @since 2.7.0
+ */
+function the_post_password() {
+    $post = get_post();
+    if ( isset( $post->post_password ) )
+        echo esc_attr( $post->post_password );
+}
+/**
+ * Get the post title.
+ *
+ * The post title is fetched and if it is blank then a default string is
+ * returned.
+ *
+ * @since 2.7.0
+ *
+ * @param int|WP_Post $post Optional. Post ID or WP_Post object. Default is global $post.
+ * @return string The post title if set.
+ */
+function _draft_or_post_title( $post = 0 ) {
+    $title = get_the_title( $post );
+    if ( empty( $title ) )
+        $title = __( '(no title)' );
+    return esc_html( $title );
+}
+/**
+ * Display the search query.
+ *
+ * A simple wrapper to display the "s" parameter in a GET URI. This function
+ * should only be used when {@link the_search_query()} cannot.
+ *
+ * @since 2.7.0
+ */
+function _admin_search_query() {
+    echo isset($_REQUEST['s']) ? esc_attr( wp_unslash( $_REQUEST['s'] ) ) : '';
+}
+/**
+ * Generic Iframe header for use with Thickbox
+ *
+ * @since 2.7.0
+ *
+ * @global string    $hook_suffix
+ * @global string    $admin_body_class
+ * @global WP_Locale $wp_locale
+ *
+ * @param string $title      Optional. Title of the Iframe page. Default empty.
+ * @param bool   $deprecated Not used.
+ */
+function iframe_header( $title = '', $deprecated = false ) {
+    show_admin_bar( false );
+    global $hook_suffix, $admin_body_class, $wp_locale;
+    $admin_body_class = preg_replace('/[^a-z0-9_-]+/i', '-', $hook_suffix);
+    $current_screen = get_current_screen();
+    @header( 'Content-Type: ' . get_option( 'html_type' ) . '; charset=' . get_option( 'blog_charset' ) );
+    _wp_admin_html_begin();
+?>
+<title><?php bloginfo('name') ?> &rsaquo; <?php echo $title ?> &#8212; <?php _e('WordPress'); ?></title>
+<?php
+wp_enqueue_style( 'colors' );
+?>
+<script type="text/javascript">
+addLoadEvent = function(func){if(typeof jQuery!="undefined")jQuery(document).ready(func);else if(typeof wpOnload!='function'){wpOnload=func;}else{var oldonload=wpOnload;wpOnload=function(){oldonload();func();}}};
+function tb_close(){var win=window.dialogArguments||opener||parent||top;win.tb_remove();}
+var ajaxurl = '<?php echo admin_url( 'admin-ajax.php', 'relative' ); ?>',
+    pagenow = '<?php echo $current_screen->id; ?>',
+    typenow = '<?php echo $current_screen->post_type; ?>',
+    adminpage = '<?php echo $admin_body_class; ?>',
+    thousandsSeparator = '<?php echo addslashes( $wp_locale->number_format['thousands_sep'] ); ?>',
+    decimalPoint = '<?php echo addslashes( $wp_locale->number_format['decimal_point'] ); ?>',
+    isRtl = <?php echo (int) is_rtl(); ?>;
+</script>
+<?php
+/** This action is documented in wp-admin/admin-header.php */
+do_action( 'admin_enqueue_scripts', $hook_suffix );
+/** This action is documented in wp-admin/admin-header.php */
+do_action( "admin_print_styles-$hook_suffix" );
+/** This action is documented in wp-admin/admin-header.php */
+do_action( 'admin_print_styles' );
+/** This action is documented in wp-admin/admin-header.php */
+do_action( "admin_print_scripts-$hook_suffix" );
+/** This action is documented in wp-admin/admin-header.php */
+do_action( 'admin_print_scripts' );
+/** This action is documented in wp-admin/admin-header.php */
+do_action( "admin_head-$hook_suffix" );
+/** This action is documented in wp-admin/admin-header.php */
+do_action( 'admin_head' );
+$admin_body_class .= ' locale-' . sanitize_html_class( strtolower( str_replace( '_', '-', get_locale() ) ) );
+if ( is_rtl() )
+    $admin_body_class .= ' rtl';
+?>
+</head>
+<?php
+/** This filter is documented in wp-admin/admin-header.php */
+$admin_body_classes = apply_filters( 'admin_body_class', '' );
+?>
+<body<?php
+/**
+ * @global string $body_id
+ */
+if ( isset($GLOBALS['body_id']) ) echo ' id="' . $GLOBALS['body_id'] . '"'; ?> class="wp-admin wp-core-ui no-js iframe <?php echo $admin_body_classes . ' ' . $admin_body_class; ?>">
+<script type="text/javascript">
+(function(){
+var c = document.body.className;
+c = c.replace(/no-js/, 'js');
+document.body.className = c;
+})();
+</script>
+<?php
+}
+/**
+ * Generic Iframe footer for use with Thickbox
+ *
+ * @since 2.7.0
+ */
+function iframe_footer() {
+    /*
+     * We're going to hide any footer output on iFrame pages,
+     * but run the hooks anyway since they output JavaScript
+     * or other needed content.
+     */
+     ?>
+    <div class="hidden">
+<?php
+    /** This action is documented in wp-admin/admin-footer.php */
+    do_action( 'admin_footer', '' );
+    /** This action is documented in wp-admin/admin-footer.php */
+    do_action( 'admin_print_footer_scripts' );
+?>
+    </div>
+<script type="text/javascript">if(typeof wpOnload=="function")wpOnload();</script>
+</body>
+</html>
+<?php
+}
+/**
+ *
+ * @param WP_Post $post
+ */
+function _post_states($post) {
+    $post_states = array();
+    if ( isset( $_REQUEST['post_status'] ) )
+        $post_status = $_REQUEST['post_status'];
+    else
+        $post_status = '';
+    if ( !empty($post->post_password) )
+        $post_states['protected'] = __('Password protected');
+    if ( 'private' == $post->post_status && 'private' != $post_status )
+        $post_states['private'] = __('Private');
+    if ( 'draft' == $post->post_status && 'draft' != $post_status )
+        $post_states['draft'] = __('Draft');
+    if ( 'pending' == $post->post_status && 'pending' != $post_status )
+        /* translators: post state */
+        $post_states['pending'] = _x('Pending', 'post state');
+    if ( is_sticky($post->ID) )
+        $post_states['sticky'] = __('Sticky');
+    if ( 'future' === $post->post_status ) {
+        $post_states['scheduled'] = __( 'Scheduled' );
+    }
+    if ( get_option( 'page_on_front' ) == $post->ID ) {
+        $post_states['page_on_front'] = __( 'Front Page' );
+    }
+    if ( get_option( 'page_for_posts' ) == $post->ID ) {
+        $post_states['page_for_posts'] = __( 'Posts Page' );
+    }
+    /**
+     * Filter the default post display states used in the posts list table.
+     *
+     * @since 2.8.0
+     *
+     * @param array $post_states An array of post display states.
+     * @param int   $post        The post ID.
+     */
+    $post_states = apply_filters( 'display_post_states', $post_states, $post );
+    if ( ! empty($post_states) ) {
+        $state_count = count($post_states);
+        $i = 0;
+        echo ' - ';
+        foreach ( $post_states as $state ) {
+            ++$i;
+            ( $i == $state_count ) ? $sep = '' : $sep = ', ';
+            echo "<span class='post-state'>$state$sep</span>";
+        }
+    }
+}
+/**
+ *
+ * @param WP_Post $post
+ */
+function _media_states( $post ) {
+    $media_states = array();
+    $stylesheet = get_option('stylesheet');
+    if ( current_theme_supports( 'custom-header') ) {
+        $meta_header = get_post_meta($post->ID, '_wp_attachment_is_custom_header', true );
+        if ( ! empty( $meta_header ) && $meta_header == $stylesheet )
+            $media_states[] = __( 'Header Image' );
+    }
+    if ( current_theme_supports( 'custom-background') ) {
+        $meta_background = get_post_meta($post->ID, '_wp_attachment_is_custom_background', true );
+        if ( ! empty( $meta_background ) && $meta_background == $stylesheet )
+            $media_states[] = __( 'Background Image' );
+    }
+    if ( $post->ID == get_option( 'site_icon' ) ) {
+        $media_states[] = __( 'Site Icon' );
+    }
+    /**
+     * Filter the default media display states for items in the Media list table.
+     *
+     * @since 3.2.0
+     *
+     * @param array $media_states An array of media states. Default 'Header Image',
+     *                            'Background Image', 'Site Icon'.
+     */
+    $media_states = apply_filters( 'display_media_states', $media_states );
+    if ( ! empty( $media_states ) ) {
+        $state_count = count( $media_states );
+        $i = 0;
+        echo ' - ';
+        foreach ( $media_states as $state ) {
+            ++$i;
+            ( $i == $state_count ) ? $sep = '' : $sep = ', ';
+            echo "<span class='post-state'>$state$sep</span>";
+        }
+    }
+}
+/**
+ * Test support for compressing JavaScript from PHP
+ *
+ * Outputs JavaScript that tests if compression from PHP works as expected
+ * and sets an option with the result. Has no effect when the current user
+ * is not an administrator. To run the test again the option 'can_compress_scripts'
+ * has to be deleted.
+ *
+ * @since 2.8.0
+ */
+function compression_test() {
+?>
+    <script type="text/javascript">
+    var testCompression = {
+        get : function(test) {
+            var x;
+            if ( window.XMLHttpRequest ) {
+                x = new XMLHttpRequest();
+            } else {
+                try{x=new ActiveXObject('Msxml2.XMLHTTP');}catch(e){try{x=new ActiveXObject('Microsoft.XMLHTTP');}catch(e){};}
+            }
+            if (x) {
+                x.onreadystatechange = function() {
+                    var r, h;
+                    if ( x.readyState == 4 ) {
+                        r = x.responseText.substr(0, 18);
+                        h = x.getResponseHeader('Content-Encoding');
+                        testCompression.check(r, h, test);
+                    }
+                };
+                x.open('GET', ajaxurl + '?action=wp-compression-test&test='+test+'&'+(new Date()).getTime(), true);
+                x.send('');
+            }
+        },
+        check : function(r, h, test) {
+            if ( ! r && ! test )
+                this.get(1);
+            if ( 1 == test ) {
+                if ( h && ( h.match(/deflate/i) || h.match(/gzip/i) ) )
+                    this.get('no');
+                else
+                    this.get(2);
+                return;
+            }
+            if ( 2 == test ) {
+                if ( '"wpCompressionTest' == r )
+                    this.get('yes');
+                else
+                    this.get('no');
+            }
+        }
+    };
+    testCompression.check();
+    </script>
+<?php
+}
+/**
+ * Echoes a submit button, with provided text and appropriate class(es).
+ *
+ * @since 3.1.0
+ *
+ * @see get_submit_button()
+ *
+ * @param string       $text             The text of the button (defaults to 'Save Changes')
+ * @param string       $type             Optional. The type and CSS class(es) of the button. Core values
+ *                                       include 'primary', 'secondary', 'delete'. Default 'primary'
+ * @param string       $name             The HTML name of the submit button. Defaults to "submit". If no
+ *                                       id attribute is given in $other_attributes below, $name will be
+ *                                       used as the button's id.
+ * @param bool         $wrap             True if the output button should be wrapped in a paragraph tag,
+ *                                       false otherwise. Defaults to true
+ * @param array|string $other_attributes Other attributes that should be output with the button, mapping
+ *                                       attributes to their values, such as setting tabindex to 1, etc.
+ *                                       These key/value attribute pairs will be output as attribute="value",
+ *                                       where attribute is the key. Other attributes can also be provided
+ *                                       as a string such as 'tabindex="1"', though the array format is
+ *                                       preferred. Default null.
+ */
+function submit_button( $text = null, $type = 'primary', $name = 'submit', $wrap = true, $other_attributes = null ) {
+    echo get_submit_button( $text, $type, $name, $wrap, $other_attributes );
+}
+/**
+ * Returns a submit button, with provided text and appropriate class
+ *
+ * @since 3.1.0
+ *
+ * @param string       $text             Optional. The text of the button. Default 'Save Changes'.
+ * @param string       $type             Optional. The type of button. Accepts 'primary', 'secondary',
+ *                                       or 'delete'. Default 'primary large'.
+ * @param string       $name             Optional. The HTML name of the submit button. Defaults to "submit".
+ *                                       If no id attribute is given in $other_attributes below, `$name` will
+ *                                       be used as the button's id. Default 'submit'.
+ * @param bool         $wrap             Optional. True if the output button should be wrapped in a paragraph
+ *                                       tag, false otherwise. Default true.
+ * @param array|string $other_attributes Optional. Other attributes that should be output with the button,
+ *                                       mapping attributes to their values, such as `array( 'tabindex' => '1' )`.
+ *                                       These attributes will be output as `attribute="value"`, such as
+ *                                       `tabindex="1"`. Other attributes can also be provided as a string such
+ *                                       as `tabindex="1"`, though the array format is typically cleaner.
+ *                                       Default empty.
+ * @return string Submit button HTML.
+ */
+function get_submit_button( $text = '', $type = 'primary large', $name = 'submit', $wrap = true, $other_attributes = '' ) {
+    if ( ! is_array( $type ) )
+        $type = explode( ' ', $type );
+    $button_shorthand = array( 'primary', 'small', 'large' );
+    $classes = array( 'button' );
+    foreach ( $type as $t ) {
+        if ( 'secondary' === $t || 'button-secondary' === $t )
+            continue;
+        $classes[] = in_array( $t, $button_shorthand ) ? 'button-' . $t : $t;
+    }
+    $class = implode( ' ', array_unique( $classes ) );
+    if ( 'delete' === $type )
+        $class = 'button-secondary delete';
+    $text = $text ? $text : __( 'Save Changes' );
+    // Default the id attribute to $name unless an id was specifically provided in $other_attributes
+    $id = $name;
+    if ( is_array( $other_attributes ) && isset( $other_attributes['id'] ) ) {
+        $id = $other_attributes['id'];
+        unset( $other_attributes['id'] );
+    }
+    $attributes = '';
+    if ( is_array( $other_attributes ) ) {
+        foreach ( $other_attributes as $attribute => $value ) {
+            $attributes .= $attribute . '="' . esc_attr( $value ) . '" '; // Trailing space is important
+        }
+    } elseif ( ! empty( $other_attributes ) ) { // Attributes provided as a string
+        $attributes = $other_attributes;
+    }
+    // Don't output empty name and id attributes.
+    $name_attr = $name ? ' name="' . esc_attr( $name ) . '"' : '';
+    $id_attr = $id ? ' id="' . esc_attr( $id ) . '"' : '';
+    $button = '<input type="submit"' . $name_attr . $id_attr . ' class="' . esc_attr( $class );
+    $button .= '" value="' . esc_attr( $text ) . '" ' . $attributes . ' />';
+    if ( $wrap ) {
+        $button = '<p class="submit">' . $button . '</p>';
+    }
+    return $button;
+}
+/**
+ *
+ * @global bool $is_IE
+ */
+function _wp_admin_html_begin() {
+    global $is_IE;
+    $admin_html_class = ( is_admin_bar_showing() ) ? 'wp-toolbar' : '';
+    if ( $is_IE )
+        @header('X-UA-Compatible: IE=edge');
+?>
+<!DOCTYPE html>
+<!--[if IE 8]>
+<html xmlns="http://www.w3.org/1999/xhtml" class="ie8 <?php echo $admin_html_class; ?>" <?php
+    /**
+     * Fires inside the HTML tag in the admin header.
+     *
+     * @since 2.2.0
+     */
+    do_action( 'admin_xml_ns' );
+?> <?php language_attributes(); ?>>
+<![endif]-->
+<!--[if !(IE 8) ]><!-->
+<html xmlns="http://www.w3.org/1999/xhtml" class="<?php echo $admin_html_class; ?>" <?php
+    /** This action is documented in wp-admin/includes/template.php */
+    do_action( 'admin_xml_ns' );
+?> <?php language_attributes(); ?>>
+<!--<![endif]-->
+<head>
+<meta http-equiv="Content-Type" content="<?php bloginfo('html_type'); ?>; charset=<?php echo get_option('blog_charset'); ?>" />
+<?php
+}
+final class WP_Internal_Pointers {
+    /**
+     * Initializes the new feature pointers.
+     *
+     * @since 3.3.0
+     *
+     * All pointers can be disabled using the following:
+     *     remove_action( 'admin_enqueue_scripts', array( 'WP_Internal_Pointers', 'enqueue_scripts' ) );
+     *
+     * Individual pointers (e.g. wp390_widgets) can be disabled using the following:
+     *     remove_action( 'admin_print_footer_scripts', array( 'WP_Internal_Pointers', 'pointer_wp390_widgets' ) );
+     *
+     * @static
+     *
+     * @param string $hook_suffix The current admin page.
+     */
+    public static function enqueue_scripts( $hook_suffix ) {
+        /*
+         * Register feature pointers
+         *
+         * Format:
+         *     array(
+         *         hook_suffix => pointer callback
+         *     )
+         *
+         * Example:
+         *     array(
+         *         'themes.php' => 'wp390_widgets'
+         *     )
+         */
+        $registered_pointers = array(
+            // None currently
+        );
+        // Check if screen related pointer is registered
+        if ( empty( $registered_pointers[ $hook_suffix ] ) )
+            return;
+        $pointers = (array) $registered_pointers[ $hook_suffix ];
+        /*
+         * Specify required capabilities for feature pointers
+         *
+         * Format:
+         *     array(
+         *         pointer callback => Array of required capabilities
+         *     )
+         *
+         * Example:
+         *     array(
+         *         'wp390_widgets' => array( 'edit_theme_options' )
+         *     )
+         */
+        $caps_required = array(
+            // None currently
+        );
+        // Get dismissed pointers
+        $dismissed = explode( ',', (string) get_user_meta( get_current_user_id(), 'dismissed_wp_pointers', true ) );
+        $got_pointers = false;
+        foreach ( array_diff( $pointers, $dismissed ) as $pointer ) {
+            if ( isset( $caps_required[ $pointer ] ) ) {
+                foreach ( $caps_required[ $pointer ] as $cap ) {
+                    if ( ! current_user_can( $cap ) )
+                        continue 2;
+                }
+            }
+            // Bind pointer print function
+            add_action( 'admin_print_footer_scripts', array( 'WP_Internal_Pointers', 'pointer_' . $pointer ) );
+            $got_pointers = true;
+        }
+        if ( ! $got_pointers )
+            return;
+        // Add pointers script and style to queue
+        wp_enqueue_style( 'wp-pointer' );
+        wp_enqueue_script( 'wp-pointer' );
+    }
+    /**
+     * Print the pointer JavaScript data.
+     *
+     * @since 3.3.0
+     *
+     * @static
+     *
+     * @param string $pointer_id The pointer ID.
+     * @param string $selector The HTML elements, on which the pointer should be attached.
+     * @param array  $args Arguments to be passed to the pointer JS (see wp-pointer.js).
+     */
+    private static function print_js( $pointer_id, $selector, $args ) {
+        if ( empty( $pointer_id ) || empty( $selector ) || empty( $args ) || empty( $args['content'] ) )
+            return;
+        ?>
+        <script type="text/javascript">
+        (function($){
+            var options = <?php echo wp_json_encode( $args ); ?>, setup;
+            if ( ! options )
+                return;
+            options = $.extend( options, {
+                close: function() {
+                    $.post( ajaxurl, {
+                        pointer: '<?php echo $pointer_id; ?>',
+                        action: 'dismiss-wp-pointer'
+                    });
+                }
+            });
+            setup = function() {
+                $('<?php echo $selector; ?>').first().pointer( options ).pointer('open');
+            };
+            if ( options.position && options.position.defer_loading )
+                $(window).bind( 'load.wp-pointers', setup );
+            else
+                $(document).ready( setup );
+        })( jQuery );
+        </script>
+        <?php
+    }
+    public static function pointer_wp330_toolbar() {}
+    public static function pointer_wp330_media_uploader() {}
+    public static function pointer_wp330_saving_widgets() {}
+    public static function pointer_wp340_customize_current_theme_link() {}
+    public static function pointer_wp340_choose_image_from_library() {}
+    public static function pointer_wp350_media() {}
+    public static function pointer_wp360_revisions() {}
+    public static function pointer_wp360_locks() {}
+    public static function pointer_wp390_widgets() {}
+    public static function pointer_wp410_dfw() {}
+    /**
+     * Prevents new users from seeing existing 'new feature' pointers.
+     *
+     * @since 3.3.0
+     *
+     * @static
+     *
+     * @param int $user_id User ID.
+     */
+    public static function dismiss_pointers_for_new_users( $user_id ) {
+        add_user_meta( $user_id, 'dismissed_wp_pointers', '' );
+    }
+}
+/**
+ * Convert a screen string to a screen object
+ *
+ * @since 3.0.0
+ *
+ * @param string $hook_name The hook name (also known as the hook suffix) used to determine the screen.
+ * @return WP_Screen Screen object.
+ */
+function convert_to_screen( $hook_name ) {
+    if ( ! class_exists( 'WP_Screen' ) ) {
+        _doing_it_wrong( 'convert_to_screen(), add_meta_box()', __( "Likely direct inclusion of wp-admin/includes/template.php in order to use add_meta_box(). This is very wrong. Hook the add_meta_box() call into the add_meta_boxes action instead." ), '3.3' );
+        return (object) array( 'id' => '_invalid', 'base' => '_are_belong_to_us' );
+    }
+    return WP_Screen::get( $hook_name );
+}
+/**
+ * Output the HTML for restoring the post data from DOM storage
+ *
+ * @since 3.6.0
+ * @access private
+ */
+function _local_storage_notice() {
+    ?>
+    <div id="local-storage-notice" class="hidden notice">
+    <p class="local-restore">
+        <?php _e('The backup of this post in your browser is different from the version below.'); ?>
+        <a class="restore-backup" href="#"><?php _e('Restore the backup.'); ?></a>
+    </p>
+    <p class="undo-restore hidden">
+        <?php _e('Post restored successfully.'); ?>
+        <a class="undo-restore-backup" href="#"><?php _e('Undo.'); ?></a>
+    </p>
+    </div>
+    <?php
+}
+/**
+ * Output a HTML element with a star rating for a given rating.
+ *
+ * Outputs a HTML element with the star rating exposed on a 0..5 scale in
+ * half star increments (ie. 1, 1.5, 2 stars). Optionally, if specified, the
+ * number of ratings may also be displayed by passing the $number parameter.
+ *
+ * @since 3.8.0
+ * @param array $args {
+ *     Optional. Array of star ratings arguments.
+ *
+ *     @type int    $rating The rating to display, expressed in either a 0.5 rating increment,
+ *                          or percentage. Default 0.
+ *     @type string $type   Format that the $rating is in. Valid values are 'rating' (default),
+ *                          or, 'percent'. Default 'rating'.
+ *     @type int    $number The number of ratings that makes up this rating. Default 0.
+ * }
+ */
+function wp_star_rating( $args = array() ) {
+    $defaults = array(
+        'rating' => 0,
+        'type' => 'rating',
+        'number' => 0,
+    );
+    $r = wp_parse_args( $args, $defaults );
+    // Non-english decimal places when the $rating is coming from a string
+    $rating = str_replace( ',', '.', $r['rating'] );
+    // Convert Percentage to star rating, 0..5 in .5 increments
+    if ( 'percent' == $r['type'] ) {
+        $rating = round( $rating / 10, 0 ) / 2;
+    }
+    // Calculate the number of each type of star needed
+    $full_stars = floor( $rating );
+    $half_stars = ceil( $rating - $full_stars );
+    $empty_stars = 5 - $full_stars - $half_stars;
+    if ( $r['number'] ) {
+        /* translators: 1: The rating, 2: The number of ratings */
+        $format = _n( '%1$s rating based on %2$s rating', '%1$s rating based on %2$s ratings', $r['number'] );
+        $title = sprintf( $format, number_format_i18n( $rating, 1 ), number_format_i18n( $r['number'] ) );
+    } else {
+        /* translators: 1: The rating */
+        $title = sprintf( __( '%s rating' ), number_format_i18n( $rating, 1 ) );
+    }
+    echo '<div class="star-rating" title="' . esc_attr( $title ) . '">';
+    echo '<span class="screen-reader-text">' . $title . '</span>';
+    echo str_repeat( '<div class="star star-full"></div>', $full_stars );
+    echo str_repeat( '<div class="star star-half"></div>', $half_stars );
+    echo str_repeat( '<div class="star star-empty"></div>', $empty_stars);
+    echo '</div>';
+}
+/**
+ * Output a notice when editing the page for posts (internal use only).
+ *
+ * @ignore
+ * @since 4.2.0
+ */
+function _wp_posts_page_notice() {
+    echo '<div class="notice notice-warning inline"><p>' . __( 'You are currently editing the page that shows your latest posts.' ) . '</p></div>';
+}
+/** Admin template functionality */
+require_once( ABSPATH . 'wp-admin/includes/template-functions.php' );

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Changeset 34241 for trunk/src/wp-admin/includes/template.php

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trunk/src/wp-admin/includes/template.php

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