X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;ds=inline;f=mod%2Fparse_url.php;h=2df9de4763c77afe1bc55932b87284c8343f995a;hb=a1a07e7287e9e764912bbd08383cf43503deb9e8;hp=89ef24f8760fa5b99576351169d944429a04145c;hpb=8a11cec61a87600273f1349e3d112e7fc1e65486;p=friendica.git

diff --git a/mod/parse_url.php b/mod/parse_url.php
index 89ef24f876..2df9de4763 100644
--- a/mod/parse_url.php
+++ b/mod/parse_url.php
@@ -3,9 +3,14 @@
 require_once('library/HTML5/Parser.php');
 require_once('library/HTMLPurifier.auto.php');
 
+function arr_add_hashes(&$item,$k) {
+	$item = '#' . $item;
+}
+
 function parse_url_content(&$a) {
 
 	$text = null;
+	$str_tags = '';
 
 	if(x($_GET,'binurl'))
 		$url = trim(hex2bin($_GET['binurl']));
@@ -15,8 +20,16 @@ function parse_url_content(&$a) {
 	if($_GET['title'])
 		$title = strip_tags(trim($_GET['title']));
 
-	if($_GET['desc'])
-		$text = strip_tags(trim($_GET['desc']));
+	if($_GET['description'])
+		$text = strip_tags(trim($_GET['description']));
+
+	if($_GET['tags']) {
+		$arr_tags = str_getcsv($_GET['tags']);
+		if(count($arr_tags)) {
+			array_walk($arr_tags,'arr_add_hashes');
+			$str_tags = '<br />' . implode(' ',$arr_tags) . '<br />'; 		
+		}
+	}
 
 	logger('parse_url: ' . $url);
 
@@ -33,12 +46,13 @@ function parse_url_content(&$a) {
 		killme();
 	}
 
+
 	if($url && $title && $text) {
 
 		$text = '<br /><br /><blockquote>' . $text . '</blockquote><br />';
 		$title = str_replace(array("\r","\n"),array('',''),$title);
 
-		$result = sprintf($template,$url,($title) ? $title : $url,$text);
+		$result = sprintf($template,$url,($title) ? $title : $url,$text) . $str_tags;
 
 		logger('parse_url (unparsed): returns: ' . $result); 
 
@@ -54,13 +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,'');
+		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($s,'<title>')+7,64);
@@ -71,16 +98,19 @@ function parse_url_content(&$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,'');
+		echo sprintf($template,$url,$url,'') . $str_tags;
 		killme();
 	}
 
@@ -142,13 +172,66 @@ 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);
+	$result = sprintf($template,$url,($title) ? $title : $url,$text) . $str_tags;
 
 	logger('parse_url: returns: ' . $result);