X-Git-Url: http://git.pjr.cc/?p=glcas.git;a=blobdiff_plain;f=libglcas%2Fweb.php;h=8c415f76299693243255738a36fcea6f127edb5a;hp=f2182f3925e986a535f8a43b9f44e1cab846eb28;hb=45b1b37dd9688baba31184815cc110f0f1839c1e;hpb=e935e20710eff1bcae9da93ead67ba0c4a4a849e

diff --git a/libglcas/web.php b/libglcas/web.php
index f2182f3..8c415f7 100644
--- a/libglcas/web.php
+++ b/libglcas/web.php
@@ -140,6 +140,23 @@ function glcas_isRemoteDir($url)
 	return false;
 }
 
+function glcas_fileExists($url)
+{
+	$fp = fopen($url, "r");
+	//error_og("did file_get_contents on $url");
+	$retval = false;
+	foreach($http_response_header as $key => $val) {
+		//error_log("got header of $key for $val");
+		if(preg_match("/.*HTTP\/.*200.*/", $val)) {
+			//echo "is true\n";
+			
+			$retval = true;
+		}
+	}
+	fclose($fp);
+	return $retval;
+}
+
 function glcas_startInstaller()
 {
 	global $WEB_ROOT_FS, $BASE_URL;