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<?php
namespace MatthiasWeb\RealMediaLibrary\attachment;
use MatthiasWeb\RealMediaLibrary\general;
use MatthiasWeb\RealMediaLibrary\base;
defined( 'ABSPATH' ) or die( 'No script kiddies please!' );
class Shortcut extends base\Base {
private static $me = null;
private $lockCreate = false;
private $lastIds = false;
private function __construct() {
}
public function create($postId, $fid, $isShortcut = false) {
global $wpdb;
if ($this->lockCreate === true) {
$this->lockCreate = false;
return false;
}
$table_name = $this->getTableName("posts");
$oldFolder = wp_attachment_folder($postId);
$isShortcut = $isShortcut ? 1 : 0;
$attachmentId = $postId;
if (get_post_type($postId) !== "attachment") {
return false;
}
if ($isShortcut > 0) {
$postId = wp_attachment_ensure_source_file($postId);
$wp_post = get_post($postId);
$new_post = array(
"guid" => $wp_post->guid . "?sc=" . $postId,
"post_mime_type" => $wp_post->post_mime_type,
"post_title" => $wp_post->post_title,
"post_content" => "",
"post_excerpt" => $wp_post->post_excerpt,
"post_content" => $wp_post->post_content,
"post_status" => "inherit"
);
$attachedFile = get_attached_file($postId);
$this->lockCreate = true;
try {
$scId = wp_insert_attachment($new_post, $attachedFile);
$altText = get_post_meta($postId, '_wp_attachment_image_alt', true);
if (!empty($altText)) {
update_post_meta($scId, '_wp_attachment_image_alt', $altText);
}
$this->debug("Shortcut for " . $postId . " created in posts table with id " . $scId, __METHOD__);
$this->lockCreate = false;
}catch (\Exception $e) {
$this->lockCreate = false;
return false;
}
$attachmentId = $scId;
$this->lastIds[] = $attachmentId;
$isShortcut = $postId;
}else{
$isShortcut = wp_attachment_is_shortcut($postId, true);
}
$sql = $wpdb->prepare("INSERT INTO $table_name (`attachment`, `fid`, `isShortcut`)
VALUES (%d, %d, %d) ON DUPLICATE KEY UPDATE fid=VALUES(fid), isShortcut=VALUES(isShortcut), nr=0, oldCustomNr=0",
$attachmentId, $fid, $isShortcut);
$wpdb->query($sql);
do_action("RML/Item/Moved", $postId, $oldFolder, $fid, $isShortcut);
return true;
}
private function isInheritableMetaKey($meta_key, $withAttached = true) {
return $meta_key === "_wp_attachment_metadata" || ($meta_key === "_wp_attached_file" && $withAttached) || $meta_key === "_wp_attachment_backup_sizes";
}
public function get_post_metadata($check, $object_id, $meta_key, $single) {
if ($this->isInheritableMetaKey($meta_key) && ($source_id = wp_attachment_is_shortcut($object_id, true))) {
$backtrace = debug_backtrace();
foreach ($backtrace as $value) {
if ($value["function"] === "wp_delete_attachment") {
$this->debug("Tried to delete an attachment shortcut... Avoid to delete the physical files (" . $meta_key . ")", __METHOD__);
return $single ? "" : array(array());
}
}
$meta = get_post_meta($source_id, $meta_key, $single);
return $single ? array($meta) : $meta;
}
return $check;
}
public function add_post_metadata($check, $object_id, $meta_key, $meta_value, $unique) {
if ($this->isInheritableMetaKey($meta_key) && ($source_id = wp_attachment_is_shortcut($object_id, true))) {
$add = add_post_meta($source_id, $meta_key, $meta_value, $unique);
return is_bool($add) ? $add : $add > 0;
}
return $check;
}
public function update_post_metadata($check, $object_id, $meta_key, $meta_value, $prev_value) {
if ($this->isInheritableMetaKey($meta_key) && ($source_id = wp_attachment_is_shortcut($object_id, true))) {
$this->debug("Probably the image gets regenerated, save the new metadata to the source file...", __METHOD__);
$update = update_post_meta($source_id, $meta_key, $meta_value, $prev_value);
return is_bool($update) ? $update : $update > 0;
}
return $check;
}
public function getLastIds() {
return is_array($this->lastIds) ? $this->lastIds : ( $this->lastIds = array() );
}
public function delete_attachment($postId) {
$shortcuts = wp_attachment_get_shortcuts($postId);
if (count($shortcuts) > 0) {
$this->debug("Found shortcuts for this postid (" . $postId . "): " . json_encode($shortcuts), __METHOD__);
foreach ($shortcuts as $value) {
wp_delete_attachment($value, true);
}
}
}
public function _resetLastIds() {
$this->lastIds = array();
}
public static function getInstance() {
if (self::$me == null) {
self::$me = new Shortcut();
}
return self::$me;
}
}
?>