281 lines
9.0 KiB
PHP
281 lines
9.0 KiB
PHP
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<?php if ( ! defined( 'OT_VERSION' ) ) exit( 'No direct script access allowed' );
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/**
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* OptionTree Meta Box API
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*
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* This class loads all the methods and helpers specific to build a meta box.
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*
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* @package OptionTree
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* @author Derek Herman <derek@valendesigns.com>
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* @copyright Copyright (c) 2012, Derek Herman
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*/
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if ( ! class_exists( 'OT_Meta_Box' ) ) {
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class OT_Meta_Box {
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/* variable to store the meta box array */
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private $meta_box;
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/**
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* PHP5 constructor method.
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*
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* This method adds other methods of the class to specific hooks within WordPress.
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*
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* @uses add_action()
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*
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* @return void
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*
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* @access public
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* @since 1.0
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*/
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function __construct( $meta_box ) {
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if ( ! is_admin() )
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return;
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$this->meta_box = $meta_box;
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add_action( 'add_meta_boxes', array( &$this, 'add_meta_boxes' ) );
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add_action( 'save_post', array( &$this, 'save_meta_box' ), 1, 2 );
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}
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/**
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* Adds meta box to any post type
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*
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* @uses add_meta_box()
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*
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* @return void
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*
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* @access public
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* @since 1.0
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*/
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function add_meta_boxes() {
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foreach ( (array) $this->meta_box['pages'] as $page ) {
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add_meta_box( $this->meta_box['id'], $this->meta_box['title'], array( &$this, 'build_meta_box' ), $page, $this->meta_box['context'], $this->meta_box['priority'], $this->meta_box['fields'] );
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}
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}
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/**
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* Meta box view
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*
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* @return string
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*
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* @access public
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* @since 1.0
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*/
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function build_meta_box( $post, $metabox ) {
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echo '<div class="ot-metabox-wrapper">';
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/* Use nonce for verification */
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echo '<input type="hidden" name="' . $this->meta_box['id'] . '_nonce" value="' . wp_create_nonce( $this->meta_box['id'] ) . '" />';
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/* meta box description */
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echo isset( $this->meta_box['desc'] ) ? '<div class="description" style="padding-top:10px;">' . htmlspecialchars_decode( $this->meta_box['desc'] ) . '</div>' : '';
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/* loop through meta box fields */
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foreach ( $this->meta_box['fields'] as $field ) {
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/* get current post meta data */
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$field_value = get_post_meta( $post->ID, $field['id'], true );
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/* set default to standard value */
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if ( '' == $field_value && isset( $field['std'] ) ) {
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$field_value = trim( $field['std'] );
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}
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/* build the arguments array */
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$_args = array(
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'type' => $field['type'],
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'field_id' => $field['id'],
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'field_name' => $field['id'],
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'field_value' => $field_value,
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'field_desc' => isset( $field['desc'] ) ? $field['desc'] : '',
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'field_std' => isset( $field['std'] ) ? $field['std'] : '',
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'field_rows' => isset( $field['rows'] ) && ! empty( $field['rows'] ) ? $field['rows'] : 10,
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'field_post_type' => isset( $field['post_type'] ) && ! empty( $field['post_type'] ) ? $field['post_type'] : 'post',
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'field_taxonomy' => isset( $field['taxonomy'] ) && ! empty( $field['taxonomy'] ) ? $field['taxonomy'] : 'category',
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'field_class' => isset( $field['class'] ) ? $field['class'] : '',
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'field_choices' => isset( $field['choices'] ) ? $field['choices'] : array(),
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'field_settings' => isset( $field['settings'] ) && ! empty( $field['settings'] ) ? $field['settings'] : array(),
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'post_id' => $post->ID,
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'meta' => true
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);
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/* only allow simple textarea due to DOM issues with wp_editor() */
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if ( $_args['type'] == 'textarea' )
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$_args['type'] = 'textarea-simple';
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/* option label */
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echo '<div class="format-settings">';
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echo '<div class="format-setting-label">';
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echo '<label for="' . $_args['field_id'] . '" class="label">' . $field['label'] . '</label>';
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echo '</div>';
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/* get the option HTML */
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echo ot_display_by_type( $_args );
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echo '</div>';
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}
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echo '</div>';
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}
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/**
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* Saves the meta box values
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*
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* @return void
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*
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* @access public
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* @since 1.0
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*/
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function save_meta_box( $post_id, $post_object ) {
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global $pagenow;
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/* don't save during quick edit */
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if ( $pagenow == 'admin-ajax.php' )
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return $post_id;
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/* don't save during autosave */
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if ( defined( 'DOING_AUTOSAVE' ) && DOING_AUTOSAVE )
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return $post_id;
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/* don't save if viewing a revision */
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if ( $post_object->post_type == 'revision' )
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return $post_id;
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/* verify nonce */
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if ( isset( $_POST[ $this->meta_box['id'] . '_nonce'] ) && ! wp_verify_nonce( $_POST[ $this->meta_box['id'] . '_nonce'], $this->meta_box['id'] ) )
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return $post_id;
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/* check permissions */
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if ( isset( $_POST['post_type'] ) && 'page' == $_POST['post_type'] ) {
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if ( ! current_user_can( 'edit_page', $post_id ) )
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return $post_id;
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} else {
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if ( ! current_user_can( 'edit_post', $post_id ) )
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return $post_id;
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}
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foreach ( $this->meta_box['fields'] as $field ) {
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$old = get_post_meta( $post_id, $field['id'], true );
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$new = '';
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/* there is data to validate */
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if ( isset( $_POST[$field['id']] ) ) {
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/* slider and list item */
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if ( in_array( $field['type'], array( 'list-item', 'slider' ) ) ) {
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/* required title setting */
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$required_setting = array(
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array(
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'id' => 'title',
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'label' => __( 'Title', 'option-tree' ),
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'desc' => '',
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'std' => '',
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'type' => 'text',
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'rows' => '',
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'class' => 'option-tree-setting-title',
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'post_type' => '',
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'choices' => array()
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)
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);
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/* get the settings array */
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$settings = isset( $_POST[$field['id'] . '_settings_array'] ) ? unserialize( base64_decode( $_POST[$field['id'] . '_settings_array'] ) ) : array();
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/* settings are empty for some odd ass reason get the defaults */
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if ( empty( $settings ) ) {
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$settings = 'slider' == $field['type'] ?
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ot_slider_settings( $field['id'] ) :
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ot_list_item_settings( $field['id'] );
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}
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/* merge the two settings array */
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$settings = array_merge( $required_setting, $settings );
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foreach( $_POST[$field['id']] as $k => $setting_array ) {
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foreach( $settings as $sub_setting ) {
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/* verify sub setting has a type & value */
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if ( isset( $sub_setting['type'] ) && isset( $_POST[$field['id']][$k][$sub_setting['id']] ) ) {
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$_POST[$field['id']][$k][$sub_setting['id']] = ot_validate_setting( $_POST[$field['id']][$k][$sub_setting['id']], $sub_setting['type'], $sub_setting['id'] );
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}
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}
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}
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/* set up new data with validated data */
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$new = $_POST[$field['id']];
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} else {
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/* run through validattion */
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$new = ot_validate_setting( $_POST[$field['id']], $field['type'], $field['id'] );
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}
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/* insert CSS */
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if ( $field['type'] == 'css' ) {
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/* insert CSS into dynamic.css */
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if ( '' !== $new ) {
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ot_insert_css_with_markers( $field['id'], $new, true );
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/* remove old CSS from dynamic.css */
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} else {
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ot_remove_old_css( $field['id'] );
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}
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}
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}
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if ( $new && $new !== $old ) {
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update_post_meta( $post_id, $field['id'], $new );
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} else if ( '' == $new && $old ) {
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delete_post_meta( $post_id, $field['id'], $old );
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}
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}
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}
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}
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}
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/**
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* This method instantiates the meta box class & builds the UI.
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*
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* @uses OT_Meta_Box()
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*
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* @param array Array of arguments to create a meta box
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* @return void
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*
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* @access public
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* @since 2.0
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*/
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if ( ! function_exists( 'ot_register_meta_box' ) ) {
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function ot_register_meta_box( $args ) {
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if ( ! $args )
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return;
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$ot_meta_box =& new OT_Meta_Box( $args );
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}
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}
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/* End of file ot-meta-box-api.php */
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/* Location: ./includes/ot-meta-box-api.php */
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