report failure to generate keys

[friendica.git] / mod / parse_url.php

diff --git a/mod/parse_url.php b/mod/parse_url.php
index 33381a0d271be0363535bf2a6e29aa5ad892ccc6..db306ca76440e027458ffc8a9a4e93aa3fdd8f6a 100644 (file)
--- a/mod/parse_url.php
+++ b/mod/parse_url.php
@@ -3,15 +3,20 @@
 require_once('library/HTML5/Parser.php');
 
 function parse_url_content(&$a) {
+
        $url = trim($_GET['url']);
 
-       $template = "<a href=\"%s\" >%s</a>";
+       $template = "<a href=\"%s\" >%s</a>%s";
 
        if($url) 
                $s = fetch_url($url);
+       else {
+               echo '';
+               killme();
+       }
        
        if(! $s) {
-               echo sprintf($template,$url,$url);
+               echo sprintf($template,$url,$url,'');
                killme();
        }
 
@@ -21,12 +26,30 @@ function parse_url_content(&$a) {
                return $ret;
 
        $items = $dom->getElementsByTagName('title');
-       
-       foreach($items as $item) {
-               $title = $item->textContent;
-               break;
+
+       if($items) {
+               foreach($items as $item) {
+                       $title = $item->textContent;
+                       break;
+               }
+       }
+
+       $items = $dom->getElementsByTagName('p');
+       if($items) {
+               foreach($items as $item) {
+                       $text = $item->textContent;
+                       $text = strip_tags($text);
+                       if(strlen($text) < 100)
+                               continue;
+                       $text = substr($text,0,250) . '...' ;
+                       break;
+               }
+       }
+
+       if(strlen($text)) {
+               $text = '<br />' . $text;
        }
 
-       echo sprintf($template,$url,$title);
+       echo sprintf($template,$url,$title,$text);
        killme();
 }
\ No newline at end of file