From 7177227536835a50a24ffeb26459e41937ddcd97 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?G=C3=A1bor=20Hojtsy?= <gabor@hojtsy.hu>
Date: Tue, 4 Dec 2007 16:39:22 +0000
Subject: [PATCH] #197500 reported by webernet, patch by myself and chx:
 instead of calling into the Drupal API with _block_rehash(), implement what
 we need from that right there in system_update_6027

---
 modules/system/system.install | 24 ++++++++----------------
 1 file changed, 8 insertions(+), 16 deletions(-)

diff --git a/modules/system/system.install b/modules/system/system.install
index 70dc670b214..810d1a005fd 100644
--- a/modules/system/system.install
+++ b/modules/system/system.install
@@ -2463,25 +2463,17 @@ function system_update_6027() {
   // The cache_block table is created in update_fix_d6_requirements() since
   // calls to cache_clear_all() would otherwise cause warnings.
 
-  // Fill in the values for the new 'cache' column,
-  // by refreshing the {blocks} table.
-  global $theme, $custom_theme;
-  $old_theme = $theme;
-  $themes = list_themes();
-
-  $result = db_query("SELECT DISTINCT theme FROM {blocks}");
-  while ($row = db_fetch_array($result)) {
-    if (array_key_exists($row['theme'], $themes)) {
-      // Set up global values so that _blocks_rehash()
-      // operates on the expected theme.
-      $theme = NULL;
-      $custom_theme = $row['theme'];
-      _block_rehash();
+  // Fill in the values for the new 'cache' column in the {blocks} table.
+  foreach (module_list() as $module) {
+    if ($module_blocks = module_invoke($module, 'block', 'list')) {
+      foreach ($module_blocks as $delta => $block) {
+        if (isset($block['cache'])) {
+          db_query("UPDATE {blocks} SET cache = %d WHERE module = '%s' AND delta = %d", $block['cache'], $module, $delta);
+        }
+      }
     }
   }
 
-  $theme = $old_theme;
-
   return $ret;
 }