Changeset 46174 for trunk/src/wp-admin/includes/file.php

Timestamp:

09/19/2019 01:25:14 AM (5 years ago)

Author:

azaozz

Message:

Uploads: add helper functions for setting, getting, and deleting the temp upload reference used to the attachment_id when retrying to make image sub-sizes.

See #47872.

File:

• trunk/src/wp-admin/includes/file.php (modified) (1 diff)

trunk/src/wp-admin/includes/file.php

@@ -979 +979 @@
 }
 
+/**
+ * Temporarily stores the client upload reference in a transient.
+ *
+ * @since 5.3.0
+ * @access private
+ *
+ * @param string $upload_ref    The upload reference sent by the client.
+ * @param int    $attachment_id Attachment post ID.
+ * @return bool Whether the transient was set.
+ */
+function _wp_set_upload_ref( $upload_ref, $attachment_id ) {
+    $upload_ref = preg_replace( '/[^a-zA-Z0-9_]/', '', $upload_ref );
+
+    if ( ! empty( $upload_ref ) ) {
+        return set_transient( '_wp_temp_image_ref:' . $upload_ref, $attachment_id, HOUR_IN_SECONDS );
+    }
+
+    return false;
+}
+
+/**
+ * Get attachment post ID from an upload reference.
+ *
+ * @since 5.3.0
+ * @access private
+ *
+ * @param string $upload_ref    The upload reference sent by the client.
+ * @return int The attachemtn post ID. Zero if the upload reference has expired or doesn't exist.
+ */
+function _wp_get_upload_ref_attachment_id( $upload_ref ) {
+    $upload_ref = preg_replace( '/[^a-zA-Z0-9_]/', '', $upload_ref );
+
+    if ( ! empty( $upload_ref ) ) {
+        return (int) get_transient( '_wp_temp_image_ref:' . $upload_ref );
+    }
+
+    return 0;
+}
+
+/**
+ * Remove the transient that stores a temporary upload reference.
+ *
+ * @since 5.3.0
+ * @access private
+ *
+ * @param string $upload_ref    The upload reference sent by the client.
+ * @return bool Whether the transient was removed.
+ */
+function _wp_clear_upload_ref( $upload_ref ) {
+    $upload_ref = preg_replace( '/[^a-zA-Z0-9_]/', '', $upload_ref );
+
+    if ( ! empty( $upload_ref ) ) {
+        return delete_transient( '_wp_temp_image_ref:' . $upload_ref );
+    }
+
+    return false;
+}
 
 /**