add remove_user hook (it looks like dreamhost changed all my file permissions, this...

[friendica.git] / mod / parse_url.php

diff --git a/mod/parse_url.php b/mod/parse_url.php
old mode 100644 (file)
new mode 100755 (executable)
index a238ecb..2df9de4
--- a/mod/parse_url.php
+++ b/mod/parse_url.php
@@ -46,6 +46,7 @@ function parse_url_content(&$a) {
                killme();
        }
 
+
        if($url && $title && $text) {
 
                $text = '<br /><br /><blockquote>' . $text . '</blockquote><br />';
@@ -67,13 +68,26 @@ function parse_url_content(&$a) {
                killme();
        }
 
-       logger('parse_url: data: ' . $s, LOGGER_DATA);
+//     logger('parse_url: data: ' . $s, LOGGER_DATA);
 
        if(! $s) {
                echo sprintf($template,$url,$url,'') . $str_tags;
                killme();
        }
 
+       $matches = '';
+       $c = preg_match('/\<head(.*?)\>(.*?)\<\/head\>/ism',$s,$matches);
+       if($c) {
+//             logger('parse_url: header: ' . $matches[2], LOGGER_DATA);
+               try {
+                       $domhead = HTML5_Parser::parse($matches[2]);
+               } catch (DOMException $e) {
+                       logger('scrape_dfrn: parse error: ' . $e);
+               }
+               if($domhead)
+                       logger('parsed header');
+       }
+
        if(! $title) {
                if(strpos($s,'<title>')) {
                        $title = substr($s,strpos($s,'<title>')+7,64);
@@ -84,13 +98,16 @@ function parse_url_content(&$a) {
 
        $config = HTMLPurifier_Config::createDefault();
        $config->set('Cache.DefinitionImpl', null);
-
        $purifier = new HTMLPurifier($config);
        $s = $purifier->purify($s);
 
-//     logger('parse_url: purified: ' . $s, LOGGER_DATA);
+//     logger('purify_output: ' . $s);
 
-       $dom = @HTML5_Parser::parse($s);
+       try {
+               $dom = HTML5_Parser::parse($s);
+       } catch (DOMException $e) {
+               logger('scrape_dfrn: parse error: ' . $e);
+       }
 
        if(! $dom) {
                echo sprintf($template,$url,$url,'') . $str_tags;
@@ -155,10 +172,63 @@ function parse_url_content(&$a) {
                }
        }
 
+       if(! $text) {
+               logger('parsing meta');
+               $items = $domhead->getElementsByTagName('meta');
+               if($items) {
+                       foreach($items as $item) {
+                               $property = $item->getAttribute('property');
+                               if($property && (stristr($property,':description'))) {
+
+                                       $text = $item->getAttribute('content');
+                                       if(stristr($text,'<script')) {
+                                               $text = '';
+                                               continue;
+                                       }
+                                       $text = strip_tags($text);
+
+
+                                       $text = substr($text,0,250) . '...' ;
+                               }
+                               if($property && (stristr($property,':image'))) {
+
+                                       $image = $item->getAttribute('content');
+                                       if(stristr($text,'<script')) {
+                                               $image = '';
+                                               continue;
+                                       }
+                                       $image = strip_tags($image);
+                                       
+                                       $i = fetch_url($image);
+                                       if($i) {
+                                               require_once('include/Photo.php');
+                                               $ph = new Photo($i);
+                                               if($ph->is_valid()) {
+                                                       if($ph->getWidth() > 300 || $ph->getHeight() > 300) {
+                                                               $ph->scaleImage(300);
+                                                               $new_width = $ph->getWidth();
+                                                               $new_height = $ph->getHeight();
+                                                               $image = '<br /><br /><img height="' . $new_height . '" width="' . $new_width . '" src="' .$image . '" alt="photo" />';
+                                                       }
+                                                       else
+                                                               $image = '<br /><br /><img src="' . $image . '" alt="photo" />';
+                                               }
+                                               else
+                                                       $image = '';
+                                       
+                                       }
+                               }
+                       }
+               }
+       }
+
        if(strlen($text)) {
                $text = '<br /><br /><blockquote>' . $text . '</blockquote><br />';
        }
 
+       if($image) {
+               $text = $image . '<br />' . $text;
+       }
        $title = str_replace(array("\r","\n"),array('',''),$title);
 
        $result = sprintf($template,$url,($title) ? $title : $url,$text) . $str_tags;