wp_ajax_add_meta [ WordPress Function ]
wp_ajax_add_meta ( No parameters )
| Defined at: |
|
Soorgelijke functies: wp_ajax_add_tag, wp_ajax_add_user, wp_ajax_add_menu_item, wp_ajax_delete_meta, wp_ajax_dim_comment
No description yet.
Source
<?php
function wp_ajax_add_meta() {
check_ajax_referer( 'add-meta', '_ajax_nonce-add-meta' );
$c = 0;
$pid = (int) $_POST['post_id'];
$post = get_post( $pid );
if ( isset($_POST['metakeyselect']) || isset($_POST['metakeyinput']) ) {
if ( !current_user_can( 'edit_post', $pid ) )
wp_die( -1 );
if ( isset($_POST['metakeyselect']) && '#NONE#' == $_POST['metakeyselect'] && empty($_POST['metakeyinput']) )
wp_die( 1 );
if ( $post->post_status == 'auto-draft' ) {
$save_POST = $_POST; // Backup $_POST
$_POST = array(); // Make it empty for edit_post()
$_POST['action'] = 'draft'; // Warning fix
$_POST['post_ID'] = $pid;
$_POST['post_type'] = $post->post_type;
$_POST['post_status'] = 'draft';
$now = current_time('timestamp', 1);
$_POST['post_title'] = sprintf('Draft created on %s at %s', date(get_option('date_format'), $now), date(get_option('time_format'), $now));
if ( $pid = edit_post() ) {
if ( is_wp_error( $pid ) ) {
$x = new WP_Ajax_Response( array(
'what' => 'meta',
'data' => $pid
) );
$x->send();
}
$_POST = $save_POST; // Now we can restore original $_POST again
if ( !$mid = add_meta( $pid ) )
wp_die( __( 'Please provide a custom field value.' ) );
} else {
wp_die( 0 );
}
} else if ( !$mid = add_meta( $pid ) ) {
wp_die( __( 'Please provide a custom field value.' ) );
}
$meta = get_metadata_by_mid( 'post', $mid );
$pid = (int) $meta->post_id;
$meta = get_object_vars( $meta );
$x = new WP_Ajax_Response( array(
'what' => 'meta',
'id' => $mid,
'data' => _list_meta_row( $meta, $c ),
'position' => 1,
'supplemental' => array('postid' => $pid)
) );
} else { // Update?
$mid = (int) key( $_POST['meta'] );
$key = stripslashes( $_POST['meta'][$mid]['key'] );
$value = stripslashes( $_POST['meta'][$mid]['value'] );
if ( '' == trim($key) )
wp_die( __( 'Please provide a custom field name.' ) );
if ( '' == trim($value) )
wp_die( __( 'Please provide a custom field value.' ) );
if ( ! $meta = get_metadata_by_mid( 'post', $mid ) )
wp_die( 0 ); // if meta doesn't exist
if ( is_protected_meta( $meta->meta_key, 'post' ) || is_protected_meta( $key, 'post' ) ||
! current_user_can( 'edit_post_meta', $meta->post_id, $meta->meta_key ) ||
! current_user_can( 'edit_post_meta', $meta->post_id, $key ) )
wp_die( -1 );
if ( $meta->meta_value != $value || $meta->meta_key != $key ) {
if ( !$u = update_metadata_by_mid( 'post', $mid, $value, $key ) )
wp_die( 0 ); // We know meta exists; we also know it's unchanged (or DB error, in which case there are bigger problems).
}
$x = new WP_Ajax_Response( array(
'what' => 'meta',
'id' => $mid, 'old_id' => $mid,
'data' => _list_meta_row( array(
'meta_key' => $key,
'meta_value' => $value,
'meta_id' => $mid
), $c ),
'position' => 0,
'supplemental' => array('postid' => $meta->post_id)
) );
}
$x->send();
}
?>
Examples [ wp-snippets.com ]
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