From 4b473ef5045dc6883dd3fda1543a3ce2e2ba77fa Mon Sep 17 00:00:00 2001
From: Urban Müller
Date: Wed, 27 Jan 2010 13:56:48 +0000
Subject: do one retry by default

---
 it_url.class | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/it_url.class b/it_url.class
index af6e9af..b4af739 100644
--- a/it_url.class
+++ b/it_url.class
@@ -227,6 +227,7 @@ function is_reachable($timeout = 5)
  * @param $p['totaltimeout']: timeout for the whole function call
  * @param $p['filemtime']: Add HTTP header to only fetch when newer than this, otherwise return true instead of data
  * @param $p['data']: POST data array with key-value pairs
+ * @param $p['retries']: Number of retries if download fails, default 1
  * @return contents of resulting page, considering redirects, excluding headers, or false on error
  */
 function get($p=null, $timeout=5)
@@ -234,7 +235,7 @@ function get($p=null, $timeout=5)
 	if (!is_array($p))
 		$p = array('url' => $p, 'timeout' => $timeout);
 
-	$p += array('totaltimeout' => "999999", 'timeout' => 5);
+	$p += array('totaltimeout' => "999999", 'timeout' => 5, 'retries' => 1);
 
 	if ($p['url'])
 		$url = new it_url($p['url']);
@@ -329,7 +330,13 @@ function get($p=null, $timeout=5)
 		}
 	}
 
-	return time() < $endtime ? $result : false;
+	if (time() >= $endtime)
+		$result = false;
+
+	if (!$result && $p['retries'] > 0 && $url->result < 400)
+		$result = $url->get(array('retries' => $p['retries'] - 1) + $p);
+
+	return $result;
 }
 
 
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