media_upload_form_handler()
最后更新于:2021-11-27 14:56:21
media_upload_form_handler()Handles form submissions for the legacy media uploader.
响应
(mixed) void|object GC_Error on failure
源文件
文件: gc-admin/includes/media.php
function media_upload_form_handler() {
check_admin_referer( 'media-form' );
$errors = null;
if ( isset( $_POST['send'] ) ) {
$keys = array_keys( $_POST['send'] );
$send_id = (int) reset( $keys );
}
if ( ! empty( $_POST['attachments'] ) ) {
foreach ( $_POST['attachments'] as $attachment_id => $attachment ) {
$post = get_post( $attachment_id, ARRAY_A );
$_post = $post;
if ( ! current_user_can( 'edit_post', $attachment_id ) ) {
continue;
}
if ( isset( $attachment['post_content'] ) ) {
$post['post_content'] = $attachment['post_content'];
}
if ( isset( $attachment['post_title'] ) ) {
$post['post_title'] = $attachment['post_title'];
}
if ( isset( $attachment['post_excerpt'] ) ) {
$post['post_excerpt'] = $attachment['post_excerpt'];
}
if ( isset( $attachment['menu_order'] ) ) {
$post['menu_order'] = $attachment['menu_order'];
}
if ( isset( $send_id ) && $attachment_id == $send_id ) {
if ( isset( $attachment['post_parent'] ) ) {
$post['post_parent'] = $attachment['post_parent'];
}
}
/**
* Filters the attachment fields to be saved.
*
* @since 2.5.0
*
* @see gc_get_attachment_metadata()
*
* @param array $post An array of post data.
* @param array $attachment An array of attachment metadata.
*/
$post = apply_filters( 'attachment_fields_to_save', $post, $attachment );
if ( isset( $attachment['image_alt'] ) ) {
$image_alt = gc_unslash( $attachment['image_alt'] );
if ( get_post_meta( $attachment_id, '_gc_attachment_image_alt', true ) !== $image_alt ) {
$image_alt = gc_strip_all_tags( $image_alt, true );
// update_post_meta() expects slashed.
update_post_meta( $attachment_id, '_gc_attachment_image_alt', gc_slash( $image_alt ) );
}
}
if ( isset( $post['errors'] ) ) {
$errors[ $attachment_id ] = $post['errors'];
unset( $post['errors'] );
}
if ( $post != $_post ) {
gc_update_post( $post );
}
foreach ( get_attachment_taxonomies( $post ) as $t ) {
if ( isset( $attachment[ $t ] ) ) {
gc_set_object_terms( $attachment_id, array_map( 'trim', preg_split( '/,+/', $attachment[ $t ] ) ), $t, false );
}
}
}
}
if ( isset( $_POST['insert-gallery'] ) || isset( $_POST['update-gallery'] ) ) {
?>
<script type="text/javascript">
var win = window.dialogArguments || opener || parent || top;
win.tb_remove();
</script>
<?php
exit;
}
if ( isset( $send_id ) ) {
$attachment = gc_unslash( $_POST['attachments'][ $send_id ] );
$html = isset( $attachment['post_title'] ) ? $attachment['post_title'] : '';
if ( ! empty( $attachment['url'] ) ) {
$rel = '';
if ( strpos( $attachment['url'], 'attachment_id' ) || get_attachment_link( $send_id ) == $attachment['url'] ) {
$rel = " rel='attachment gc-att-" . esc_attr( $send_id ) . "'";
}
$html = "<a href='https://docs.gechiui.com/functions/media_upload_form_handler/{$attachment['url']}'$rel>$html</a>";
}
/**
* Filters the HTML markup for a media item sent to the editor.
*
* @since 2.5.0
*
* @see gc_get_attachment_metadata()
*
* @param string $html HTML markup for a media item sent to the editor.
* @param int $send_id The first key from the $_POST['send'] data.
* @param array $attachment Array of attachment metadata.
*/
$html = apply_filters( 'media_send_to_editor', $html, $send_id, $attachment );
return media_send_to_editor( $html );
}
return $errors;
}