From 5e1e44c4c03e6a305c01a71ed835a7c09dc577ee Mon Sep 17 00:00:00 2001
From: Dries Buytaert <dries@buytaert.net>
Date: Sun, 10 Apr 2011 21:39:14 +0200
Subject: - Patch #733306 by atchijov, carlos8f: add static caching for
 drupal_parse_info_file().

---
 includes/common.inc | 16 +++++++++++-----
 1 file changed, 11 insertions(+), 5 deletions(-)

(limited to 'includes')

diff --git a/includes/common.inc b/includes/common.inc
index 0a3ed73ae..5f56d4413 100644
--- a/includes/common.inc
+++ b/includes/common.inc
@@ -6918,12 +6918,18 @@ function drupal_write_record($table, &$record, $primary_keys = array()) {
  * @see drupal_parse_info_format()
  */
 function drupal_parse_info_file($filename) {
-  if (!file_exists($filename)) {
-    return array();
-  }
+  $info = &drupal_static(__FUNCTION__, array());
 
-  $data = file_get_contents($filename);
-  return drupal_parse_info_format($data);
+  if (!isset($info[$filename])) {
+    if (!file_exists($filename)) {
+      $info[$filename] = array();
+    }
+    else {
+      $data = file_get_contents($filename);
+      $info[$filename] = drupal_parse_info_format($data);
+    }
+  }
+  return $info[$filename];
 }
 
 /**
-- 
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