44724de2e8
git-svn-id: https://develop.svn.wordpress.org/trunk@18782 602fd350-edb4-49c9-b593-d223f7449a82
694 lines
20 KiB
PHP
694 lines
20 KiB
PHP
<?php
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/**
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* WordPress Administration Screen API.
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*
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* @package WordPress
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* @subpackage Administration
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*/
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/**
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* Get the column headers for a screen
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*
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* @since 2.7.0
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*
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* @param string|object $screen The screen you want the headers for
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* @return array Containing the headers in the format id => UI String
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*/
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function get_column_headers( $screen ) {
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if ( is_string( $screen ) )
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$screen = convert_to_screen( $screen );
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global $_wp_column_headers;
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if ( !isset( $_wp_column_headers[ $screen->id ] ) ) {
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$_wp_column_headers[ $screen->id ] = apply_filters( 'manage_' . $screen->id . '_columns', array() );
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}
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return $_wp_column_headers[ $screen->id ];
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}
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/**
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* Get a list of hidden columns.
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*
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* @since 2.7.0
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*
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* @param string|object $screen The screen you want the hidden columns for
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* @return array
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*/
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function get_hidden_columns( $screen ) {
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if ( is_string( $screen ) )
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$screen = convert_to_screen( $screen );
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return (array) get_user_option( 'manage' . $screen->id . 'columnshidden' );
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}
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/**
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* {@internal Missing Short Description}}
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*
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* @since 2.7.0
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*
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* @param unknown_type $screen
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*/
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function meta_box_prefs($screen) {
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global $wp_meta_boxes;
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if ( is_string($screen) )
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$screen = convert_to_screen($screen);
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if ( empty($wp_meta_boxes[$screen->id]) )
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return;
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$hidden = get_hidden_meta_boxes($screen);
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foreach ( array_keys($wp_meta_boxes[$screen->id]) as $context ) {
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foreach ( array_keys($wp_meta_boxes[$screen->id][$context]) as $priority ) {
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foreach ( $wp_meta_boxes[$screen->id][$context][$priority] as $box ) {
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if ( false == $box || ! $box['title'] )
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continue;
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// Submit box cannot be hidden
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if ( 'submitdiv' == $box['id'] || 'linksubmitdiv' == $box['id'] )
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continue;
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$box_id = $box['id'];
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echo '<label for="' . $box_id . '-hide">';
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echo '<input class="hide-postbox-tog" name="' . $box_id . '-hide" type="checkbox" id="' . $box_id . '-hide" value="' . $box_id . '"' . (! in_array($box_id, $hidden) ? ' checked="checked"' : '') . ' />';
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echo "{$box['title']}</label>\n";
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}
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}
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}
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}
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/**
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* Get Hidden Meta Boxes
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*
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* @since 2.7.0
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*
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* @param string|object $screen Screen identifier
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* @return array Hidden Meta Boxes
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*/
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function get_hidden_meta_boxes( $screen ) {
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if ( is_string( $screen ) )
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$screen = convert_to_screen( $screen );
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$hidden = get_user_option( "metaboxhidden_{$screen->id}" );
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// Hide slug boxes by default
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if ( !is_array( $hidden ) ) {
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if ( 'post' == $screen->base || 'page' == $screen->base )
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$hidden = array('slugdiv', 'trackbacksdiv', 'postcustom', 'postexcerpt', 'commentstatusdiv', 'commentsdiv', 'authordiv', 'revisionsdiv');
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else
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$hidden = array( 'slugdiv' );
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$hidden = apply_filters('default_hidden_meta_boxes', $hidden, $screen);
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}
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return $hidden;
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}
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/**
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* {@internal Missing Short Description}}
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*
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* @since 2.7.0
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*/
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function favorite_actions( $screen = null ) {
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$default_action = false;
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if ( is_string($screen) )
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$screen = convert_to_screen($screen);
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if ( $screen->is_user )
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return;
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if ( isset($screen->post_type) ) {
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$post_type_object = get_post_type_object($screen->post_type);
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if ( 'add' != $screen->action )
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$default_action = array('post-new.php?post_type=' . $post_type_object->name => array($post_type_object->labels->new_item, $post_type_object->cap->edit_posts));
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else
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$default_action = array('edit.php?post_type=' . $post_type_object->name => array($post_type_object->labels->name, $post_type_object->cap->edit_posts));
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}
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if ( !$default_action ) {
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if ( $screen->is_network ) {
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$default_action = array('sites.php' => array( __('Sites'), 'manage_sites'));
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} else {
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switch ( $screen->id ) {
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case 'upload':
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$default_action = array('media-new.php' => array(__('New Media'), 'upload_files'));
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break;
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case 'media':
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$default_action = array('upload.php' => array(__('Edit Media'), 'upload_files'));
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break;
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case 'link-manager':
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case 'link':
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if ( 'add' != $screen->action )
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$default_action = array('link-add.php' => array(__('New Link'), 'manage_links'));
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else
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$default_action = array('link-manager.php' => array(__('Edit Links'), 'manage_links'));
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break;
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case 'users':
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$default_action = array('user-new.php' => array(__('New User'), 'create_users'));
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break;
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case 'user':
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$default_action = array('users.php' => array(__('Edit Users'), 'edit_users'));
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break;
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case 'plugins':
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$default_action = array('plugin-install.php' => array(__('Install Plugins'), 'install_plugins'));
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break;
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case 'plugin-install':
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$default_action = array('plugins.php' => array(__('Manage Plugins'), 'activate_plugins'));
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break;
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case 'themes':
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$default_action = array('theme-install.php' => array(__('Install Themes'), 'install_themes'));
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break;
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case 'theme-install':
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$default_action = array('themes.php' => array(__('Manage Themes'), 'switch_themes'));
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break;
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default:
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$default_action = array('post-new.php' => array(__('New Post'), 'edit_posts'));
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break;
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}
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}
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}
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if ( !$screen->is_network ) {
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$actions = array(
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'post-new.php' => array(__('New Post'), 'edit_posts'),
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'edit.php?post_status=draft' => array(__('Drafts'), 'edit_posts'),
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'post-new.php?post_type=page' => array(__('New Page'), 'edit_pages'),
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'media-new.php' => array(__('Upload'), 'upload_files'),
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'edit-comments.php' => array(__('Comments'), 'moderate_comments')
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);
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} else {
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$actions = array(
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'sites.php' => array( __('Sites'), 'manage_sites'),
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'users.php' => array( __('Users'), 'manage_network_users')
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);
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}
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$default_key = array_keys($default_action);
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$default_key = $default_key[0];
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if ( isset($actions[$default_key]) )
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unset($actions[$default_key]);
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$actions = array_merge($default_action, $actions);
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$actions = apply_filters( 'favorite_actions', $actions, $screen );
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$allowed_actions = array();
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foreach ( $actions as $action => $data ) {
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if ( current_user_can($data[1]) )
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$allowed_actions[$action] = $data[0];
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}
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if ( empty($allowed_actions) )
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return;
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$first = array_keys($allowed_actions);
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$first = $first[0];
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echo '<div id="favorite-actions">';
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echo '<div id="favorite-first"><a href="' . $first . '">' . $allowed_actions[$first] . '</a></div><div id="favorite-toggle"><br /></div>';
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echo '<div id="favorite-inside">';
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array_shift($allowed_actions);
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foreach ( $allowed_actions as $action => $label) {
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echo "<div class='favorite-action'><a href='$action'>";
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echo $label;
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echo "</a></div>\n";
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}
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echo "</div></div>\n";
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}
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/**
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* Convert a screen string to a screen object
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*
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* @since 3.0.0
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*
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* @param string $screen The name of the screen
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* @return object An object containing the safe screen name and id
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*/
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function convert_to_screen( $screen ) {
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$screen = str_replace( array('.php', '-new', '-add', '-network', '-user' ), '', $screen);
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if ( is_network_admin() )
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$screen .= '-network';
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elseif ( is_user_admin() )
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$screen .= '-user';
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$screen = (string) apply_filters( 'screen_meta_screen', $screen );
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$screen = (object) array('id' => $screen, 'base' => $screen);
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return $screen;
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}
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function screen_meta($screen) {
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global $wp_meta_boxes, $_wp_contextual_help, $wp_list_table, $wp_current_screen_options;
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if ( is_string($screen) )
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$screen = convert_to_screen($screen);
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$columns = get_column_headers( $screen );
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$hidden = get_hidden_columns( $screen );
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$meta_screens = array('index' => 'dashboard');
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if ( isset($meta_screens[$screen->id]) ) {
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$screen->id = $meta_screens[$screen->id];
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$screen->base = $screen->id;
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}
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$show_screen = false;
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if ( !empty($wp_meta_boxes[$screen->id]) || !empty($columns) )
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$show_screen = true;
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$screen_options = screen_options($screen);
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if ( $screen_options )
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$show_screen = true;
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if ( !isset($_wp_contextual_help) )
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$_wp_contextual_help = array();
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$settings = apply_filters('screen_settings', '', $screen);
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switch ( $screen->id ) {
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case 'widgets':
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$settings = '<p><a id="access-on" href="widgets.php?widgets-access=on">' . __('Enable accessibility mode') . '</a><a id="access-off" href="widgets.php?widgets-access=off">' . __('Disable accessibility mode') . "</a></p>\n";
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$show_screen = true;
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break;
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}
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if ( ! empty( $settings ) )
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$show_screen = true;
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if ( !empty($wp_current_screen_options) )
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$show_screen = true;
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$show_screen = apply_filters('screen_options_show_screen', $show_screen, $screen);
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// If we have screen options, add the menu to the admin bar.
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if ( $show_screen )
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add_action( 'admin_bar_menu', 'wp_admin_bar_screen_options_menu', 80 );
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?>
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<div id="screen-meta">
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<?php if ( $show_screen ) : ?>
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<div id="screen-options-wrap" class="hidden">
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<form id="adv-settings" action="" method="post">
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<?php if ( isset($wp_meta_boxes[$screen->id]) ) : ?>
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<h5><?php _ex('Show on screen', 'Metaboxes') ?></h5>
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<div class="metabox-prefs">
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<?php meta_box_prefs($screen); ?>
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<br class="clear" />
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</div>
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<?php endif;
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if ( ! empty($columns) ) : ?>
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<h5><?php echo ( isset( $columns['_title'] ) ? $columns['_title'] : _x('Show on screen', 'Columns') ) ?></h5>
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<div class="metabox-prefs">
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<?php
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$special = array('_title', 'cb', 'comment', 'media', 'name', 'title', 'username', 'blogname');
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foreach ( $columns as $column => $title ) {
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// Can't hide these for they are special
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if ( in_array( $column, $special ) )
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continue;
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if ( empty( $title ) )
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continue;
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if ( 'comments' == $column )
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$title = __( 'Comments' );
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$id = "$column-hide";
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echo '<label for="' . $id . '">';
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echo '<input class="hide-column-tog" name="' . $id . '" type="checkbox" id="' . $id . '" value="' . $column . '"' . checked( !in_array($column, $hidden), true, false ) . ' />';
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echo "$title</label>\n";
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}
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?>
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<br class="clear" />
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</div>
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<?php endif;
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echo screen_layout($screen);
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if ( !empty( $screen_options ) ) {
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?>
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<h5><?php _ex('Show on screen', 'Screen Options') ?></h5>
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<?php
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}
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echo $screen_options;
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echo $settings; ?>
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<div><?php wp_nonce_field( 'screen-options-nonce', 'screenoptionnonce', false ); ?></div>
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</form>
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</div>
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<?php endif; // $show_screen
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$_wp_contextual_help = apply_filters('contextual_help_list', $_wp_contextual_help, $screen);
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?>
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<div id="contextual-help-wrap" class="hidden">
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<?php
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$contextual_help = '';
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if ( isset($_wp_contextual_help[$screen->id]) && is_array($_wp_contextual_help[$screen->id]) ) {
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$contextual_help .= '<div class="metabox-prefs">' . "\n";
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/*
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* Loop through ['contextual-help-tabs']
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* - It's a nested array where $key=>$value >> $title=>$content
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* Has no output so can only loop the array once
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*/
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$contextual_help_tabs = ''; // store looped content for later
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$contextual_help_panels = ''; // store looped content for later
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$tab_active = true;
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foreach ( $_wp_contextual_help[$screen->id]['tabs'] as $tab ) {
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$tab_slug = sanitize_html_class( $tab[ 0 ] );
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$contextual_help_tabs .= '<li class="tab-' . $tab_slug . ( ($tab_active) ? ' active' : '' ) . '">';
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$contextual_help_tabs .= '<a href="#' . $tab_slug . '">' . $tab[1] . '</a>';
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$contextual_help_tabs .= '</li>' ."\n";
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$contextual_help_panels .= '<div id="' . $tab_slug . '" class="help-tab-content' . ( ($tab_active) ? ' active' : '' ) . '">';
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$contextual_help_panels .= $tab[2];
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$contextual_help_panels .= "</div>\n";
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$tab_active = false;
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}
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// Start output from loop: Tabbed help content
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$contextual_help .= '<ul class="contextual-help-tabs">' . "\n";
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$contextual_help .= $contextual_help_tabs;
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$contextual_help .= '</ul>' ."\n";
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$contextual_help .= '<div class="contextual-help-tabs-wrap">' . "\n";
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$contextual_help .= $contextual_help_panels;
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$contextual_help .= "</div>\n";
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// END: Tabbed help content
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// Sidebar to right of tabs
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$contextual_help .= '<div class="contextual-help-links">' . "\n";
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$contextual_help .= $_wp_contextual_help[$screen->id]['sidebar'];
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$contextual_help .= "</div>\n";
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$contextual_help .= "</div>\n"; // end metabox
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} elseif ( isset($_wp_contextual_help[$screen->id]) ) {
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$contextual_help .= '<div class="metabox-prefs">' . $_wp_contextual_help[$screen->id] . "</div>\n";
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} else {
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$contextual_help .= '<div class="metabox-prefs">';
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$default_help = __('<a href="http://codex.wordpress.org/" target="_blank">Documentation</a>');
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$default_help .= '<br />';
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$default_help .= __('<a href="http://wordpress.org/support/" target="_blank">Support Forums</a>');
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$contextual_help .= apply_filters('default_contextual_help', $default_help);
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$contextual_help .= '</div>' . "\n";
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}
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echo apply_filters('contextual_help', $contextual_help, $screen->id, $screen);
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?>
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</div>
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</div> <?php // #screen-meta
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}
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/**
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* Add contextual help text for a page
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*
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* The array $help takes the following format:
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* array( 'contextual-help-tabs' => array( $tab1_title => $tab1_value [, $tab2_title => $tab2_value, ...] ),
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* 'contextual-help-links' => $help_links_as_string )
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*
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* For backwards compatability, a string is also accepted.
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*
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* @since 2.7.0
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*
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* @param string $screen The handle for the screen to add help to. This is usually the hook name returned by the add_*_page() functions.
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* @param array|string $help Creates tabs & links columns within help text in array.
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*
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*/
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function add_contextual_help($screen, $help) {
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global $_wp_contextual_help;
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if ( is_string($screen) )
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$screen = convert_to_screen($screen);
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if ( !isset($_wp_contextual_help) )
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$_wp_contextual_help = array();
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$_wp_contextual_help[$screen->id] = $help;
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}
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function screen_layout($screen) {
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global $screen_layout_columns, $wp_current_screen_options;
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if ( is_string($screen) )
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$screen = convert_to_screen($screen);
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// Back compat for plugins using the filter instead of add_screen_option()
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$columns = apply_filters('screen_layout_columns', array(), $screen->id, $screen);
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if ( !empty($columns) && isset($columns[$screen->id]) )
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add_screen_option('layout_columns', array('max' => $columns[$screen->id]) );
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if ( !isset($wp_current_screen_options['layout_columns']) ) {
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$screen_layout_columns = 0;
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return '';
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}
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$screen_layout_columns = get_user_option("screen_layout_$screen->id");
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$num = $wp_current_screen_options['layout_columns']['max'];
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if ( ! $screen_layout_columns ) {
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if ( isset($wp_current_screen_options['layout_columns']['default']) )
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$screen_layout_columns = $wp_current_screen_options['layout_columns']['default'];
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else
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$screen_layout_columns = 'auto';
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}
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$i = 1;
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$return = '<h5>' . __('Screen Layout') . "</h5>\n<div class='columns-prefs'>" . __('Number of Columns:') . "\n";
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while ( $i <= $num ) {
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$return .= "<label><input type='radio' name='screen_columns' value='$i'" . ( ($screen_layout_columns == $i) ? " checked='checked'" : "" ) . " /> $i</label>\n";
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++$i;
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}
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$return .= "<label><input type='radio' id='wp_auto_columns' name='screen_columns' value='auto'" . ( ($screen_layout_columns == 'auto') ? " checked='checked'" : "" ) . " />" . __('auto') . "</label>\n";
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$return .= "</div>\n";
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return $return;
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}
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/**
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* Register and configure an admin screen option
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*
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* @since 3.1.0
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*
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* @param string $option An option name.
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* @param mixed $args Option dependent arguments
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* @return void
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*/
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function add_screen_option( $option, $args = array() ) {
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global $wp_current_screen_options;
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if ( !isset($wp_current_screen_options) )
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$wp_current_screen_options = array();
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$wp_current_screen_options[$option] = $args;
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}
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function screen_options($screen) {
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global $wp_current_screen_options;
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if ( is_string($screen) )
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$screen = convert_to_screen($screen);
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if ( !isset($wp_current_screen_options['per_page']) )
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return '';
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$per_page_label = $wp_current_screen_options['per_page']['label'];
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if ( empty($wp_current_screen_options['per_page']['option']) ) {
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$option = str_replace( '-', '_', "{$screen->id}_per_page" );
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} else {
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$option = $wp_current_screen_options['per_page']['option'];
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}
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$per_page = (int) get_user_option( $option );
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if ( empty( $per_page ) || $per_page < 1 ) {
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if ( isset($wp_current_screen_options['per_page']['default']) )
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$per_page = $wp_current_screen_options['per_page']['default'];
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else
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$per_page = 20;
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}
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if ( 'edit_comments_per_page' == $option )
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$per_page = apply_filters( 'comments_per_page', $per_page, isset($_REQUEST['comment_status']) ? $_REQUEST['comment_status'] : 'all' );
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elseif ( 'categories_per_page' == $option )
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$per_page = apply_filters( 'edit_categories_per_page', $per_page );
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else
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$per_page = apply_filters( $option, $per_page );
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// Back compat
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if ( isset( $screen->post_type ) )
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$per_page = apply_filters( 'edit_posts_per_page', $per_page, $screen->post_type );
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$return = "<div class='screen-options'>\n";
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if ( !empty($per_page_label) )
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$return .= "<input type='text' class='screen-per-page' name='wp_screen_options[value]' id='$option' maxlength='3' value='$per_page' /> <label for='$option'>$per_page_label</label>\n";
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$return .= get_submit_button( __( 'Apply' ), 'button', 'screen-options-apply', false );
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$return .= "<input type='hidden' name='wp_screen_options[option]' value='" . esc_attr($option) . "' />";
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$return .= "</div>\n";
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return $return;
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}
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function screen_icon( $screen = '' ) {
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echo get_screen_icon( $screen );
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}
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function get_screen_icon( $screen = '' ) {
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global $current_screen, $typenow;
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if ( empty($screen) )
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$screen = $current_screen;
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elseif ( is_string($screen) )
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$name = $screen;
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$class = 'icon32';
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if ( empty($name) ) {
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if ( !empty($screen->parent_base) )
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$name = $screen->parent_base;
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else
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$name = $screen->base;
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if ( 'edit' == $name && isset($screen->post_type) && 'page' == $screen->post_type )
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$name = 'edit-pages';
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$post_type = '';
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if ( isset( $screen->post_type ) )
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$post_type = $screen->post_type;
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elseif ( $current_screen == $screen )
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$post_type = $typenow;
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if ( $post_type )
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$class .= ' ' . sanitize_html_class( 'icon32-posts-' . $post_type );
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}
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return '<div id="icon-' . esc_attr( $name ) . '" class="' . $class . '"><br /></div>';
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}
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/**
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* Get the current screen object
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*
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* @since 3.1.0
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*
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* @return object Current screen object
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*/
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function get_current_screen() {
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global $current_screen;
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if ( !isset($current_screen) )
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return null;
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return $current_screen;
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}
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/**
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* Set the current screen object
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*
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* @since 3.0.0
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*
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* @uses $current_screen
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*
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* @param string $id Screen id, optional.
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*/
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function set_current_screen( $id = '' ) {
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global $current_screen;
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$current_screen = new WP_Screen( $id );
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$current_screen = apply_filters('current_screen', $current_screen);
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}
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class WP_Screen {
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var $action = '';
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var $base;
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var $id;
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var $is_network;
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var $is_user;
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var $parent_base;
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var $parent_file;
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var $post_type;
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var $taxonomy;
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function __construct( $id = '' ) {
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global $hook_suffix, $typenow, $taxnow;
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$action = '';
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if ( empty( $id ) ) {
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$screen = $hook_suffix;
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$screen = str_replace('.php', '', $screen);
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if ( preg_match('/-add|-new$/', $screen) )
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$action = 'add';
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$screen = str_replace('-new', '', $screen);
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$screen = str_replace('-add', '', $screen);
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$this->id = $this->base = $screen;
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} else {
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$id = sanitize_key( $id );
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if ( false !== strpos($id, '-') ) {
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list( $id, $typenow ) = explode('-', $id, 2);
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if ( taxonomy_exists( $typenow ) ) {
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$id = 'edit-tags';
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$taxnow = $typenow;
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$typenow = '';
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}
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}
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$this->id = $this->base = $id;
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}
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$this->action = $action;
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// Map index to dashboard
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if ( 'index' == $this->base )
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$this->base = 'dashboard';
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if ( 'index' == $this->id )
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$this->id = 'dashboard';
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if ( 'edit' == $this->id ) {
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if ( empty($typenow) )
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$typenow = 'post';
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$this->id .= '-' . $typenow;
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$this->post_type = $typenow;
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} elseif ( 'post' == $this->id ) {
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if ( empty($typenow) )
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$typenow = 'post';
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$this->id = $typenow;
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$this->post_type = $typenow;
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} elseif ( 'edit-tags' == $this->id ) {
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if ( empty($taxnow) )
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$taxnow = 'post_tag';
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$this->id = 'edit-' . $taxnow;
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$this->taxonomy = $taxnow;
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}
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$this->is_network = is_network_admin();
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$this->is_user = is_user_admin();
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if ( $this->is_network ) {
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$this->base .= '-network';
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$this->id .= '-network';
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} elseif ( $this->is_user ) {
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$this->base .= '-user';
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$this->id .= '-user';
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}
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}
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function set_parentage( $parent_file ) {
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$this->parent_file = $parent_file;
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$this->parent_base = preg_replace('/\?.*$/', '', $parent_file);
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$this->parent_base = str_replace('.php', '', $this->parent_base);
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}
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function add_option( $option, $args = array() ) {
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return add_screen_option( $option, $args );
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}
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function add_help_tab( $id, $title, $content) {
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global $_wp_contextual_help;
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$_wp_contextual_help[$this->id]['tabs'][] = array( $id, $title, $content );
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}
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function add_help_sidebar( $content ) {
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global $_wp_contextual_help;
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$_wp_contextual_help[$this->id]['sidebar'] = $content;
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}
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}
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