Changeset 27158 for trunk/src/wp-includes/plugin.php

Timestamp:

02/10/2014 10:59:40 PM (11 years ago)

Author:

nacin

Message:

Detect and handle symlinking of plugins in plugin_basename().

props rmccue, MikeSchinkel, jdgrimes.
see #16953.

File:

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

trunk/src/wp-includes/plugin.php

@@ -593 +593 @@
  * @uses WP_PLUGIN_DIR
  */
-function plugin_basename($file) {
-    $file = str_replace('\\','/',$file); // sanitize for Win32 installs
-    $file = preg_replace('|/+|','/', $file); // remove any duplicate slash
-    $plugin_dir = str_replace('\\','/',WP_PLUGIN_DIR); // sanitize for Win32 installs
-    $plugin_dir = preg_replace('|/+|','/', $plugin_dir); // remove any duplicate slash
-    $mu_plugin_dir = str_replace('\\','/',WPMU_PLUGIN_DIR); // sanitize for Win32 installs
-    $mu_plugin_dir = preg_replace('|/+|','/', $mu_plugin_dir); // remove any duplicate slash
+function plugin_basename( $file ) {
+    global $wp_plugin_paths;
+
+    foreach ( $wp_plugin_paths as $dir => $realdir ) {
+        if ( strpos( $file, $realdir ) === 0 ) {
+            $file = $dir . substr( $file, strlen( $realdir ) );
+        }
+    }
+
+    $file = wp_normalize_path( $file );
+    $plugin_dir = wp_normalize_path( WP_PLUGIN_DIR );
+    $mu_plugin_dir = wp_normalize_path( WPMU_PLUGIN_DIR );
+
     $file = preg_replace('#^' . preg_quote($plugin_dir, '#') . '/|^' . preg_quote($mu_plugin_dir, '#') . '/#','',$file); // get relative path from plugins dir
     $file = trim($file, '/');
     return $file;
+}
+
+/**
+ * Register a plugin's real path.
+ *
+ * This is used in {@see plugin_basename()} to resolve symlinked paths.
+ *
+ * @param string $file Known path to the file.
+ */
+function wp_register_plugin_realpath( $file ) {
+    global $wp_plugin_paths;
+
+    $plugin_path = wp_normalize_path( dirname( $file ) );
+    $plugin_realpath = wp_normalize_path( dirname( realpath( $file ) ) );
+
+    if ( $plugin_path !== $plugin_realpath ) {
+        $wp_plugin_paths[ $plugin_path ] = $plugin_realpath;
+    }
 }