metadata enhancements

This adds meta data rendering to the indexer process to build missing meta data
in the background.

p_get_first_heading was adjusted to make use of the new meta data mechanisms

A problem with unitialized arrays in p_set_metadata and PHP5 was fixed (I think)

darcs-hash:20060430181740-7ad00-8952fa6beb4fadf6b4321627998442d34febfc8d.gz

1 files changed, 27 insertions, 1 deletions

diff --git a/lib/exe/indexer.php b/lib/exe/indexer.php
index 28eaa8284..d37fb9c9a 100644
--- a/lib/exe/indexer.php
+++ b/lib/exe/indexer.php
@@ -21,7 +21,7 @@ sendGIF();
 if(!$_REQUEST['debug']) ob_start();
 
 // run one of the jobs
-runIndexer() or runSitemapper();
+runIndexer() or metaUpdate() or runSitemapper();
 
 if(!$_REQUEST['debug']) ob_end_clean();
 exit;
@@ -75,6 +75,32 @@ function runIndexer(){
 }
 
 /**
+ * Will render the metadata for the page if not exists yet
+ *
+ * This makes sure pages which are created from outside DokuWiki will
+ * gain their data when viewed for the first time.
+ */
+function metaUpdate(){
+    print "metaUpdate(): started".NL;
+
+    $ID = cleanID($_REQUEST['id']);
+    if(!$ID) return false;
+    $file = metaFN($ID, '.meta');
+
+    // rendering needed?
+    if (@file_exists($file)) return false;
+
+    require_once(DOKU_INC.'inc/parserutils.php');
+
+    $meta = array();
+    $meta = p_render_metadata($ID, $meta);
+    io_saveFile($file, serialize($meta));
+
+    print "metaUpdate(): finished".NL;
+    return true;
+}
+
+/**
  * Builds a Google Sitemap of all public pages known to the indexer
  *
  * The map is placed in the root directory named sitemap.xml.gz - This