fix data type

2 years ago · e418ddcd32
1 changed files with 4 additions and 4 deletions
--- a/crontab/crawler.php
+++ b/crontab/crawler.php
@ -71,10 +71,10 @@ foreach ($db->getCrawlQueue(CRAWL_PAGE_LIMIT, time() - CRAWL_PAGE_SECONDS_OFFSET
				@@ -71,10 +71,10 @@ foreach ($db->getCrawlQueue(CRAWL_PAGE_LIMIT, time() - CRAWL_PAGE_SECONDS_OFFSET
  }

  // Get optional page meta data
-  $metaDescription = null;
-  $metaKeywords    = null;
-  $metaRobots      = null;
-  $metaYggo        = null;
+  $metaDescription = '';
+  $metaKeywords    = '';
+  $metaRobots      = '';
+  $metaYggo        = '';

  foreach (@$dom->getElementsByTagName('meta') as $meta) {