From: Michael Vogel <icarus@dabo.de>
Date: Sat, 7 Mar 2015 22:14:26 +0000 (+0100)
Subject: Added some more timestamp measuring
X-Git-Url: https://git.mxchange.org/?a=commitdiff_plain;h=dbe8275ae5de7610ce21c90088b94a1e18d02921;p=friendica.git

Added some more timestamp measuring
---

diff --git a/include/bbcode.php b/include/bbcode.php
index 7e9dcf3bad..1f6a315531 100644
--- a/include/bbcode.php
+++ b/include/bbcode.php
@@ -681,6 +681,8 @@ function bb_RemovePictureLinks($match) {
 	if(is_null($text)){
 		$a = get_app();
 
+		$stamp1 = microtime(true);
+
 		$ch = @curl_init($match[1]);
 		@curl_setopt($ch, CURLOPT_NOBODY, true);
 		@curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
@@ -688,6 +690,8 @@ function bb_RemovePictureLinks($match) {
 		@curl_exec($ch);
 		$curl_info = @curl_getinfo($ch);
 
+		$a->save_timestamp($stamp1, "network");
+
 		if (substr($curl_info["content_type"], 0, 6) == "image/")
 			$text = "[url=".$match[1]."]".$match[1]."[/url]";
 		else {
@@ -731,6 +735,8 @@ function bb_CleanPictureLinksSub($match) {
 	if(is_null($text)){
 		$a = get_app();
 
+		$stamp1 = microtime(true);
+
 		$ch = @curl_init($match[1]);
 		@curl_setopt($ch, CURLOPT_NOBODY, true);
 		@curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
@@ -738,6 +744,8 @@ function bb_CleanPictureLinksSub($match) {
 		@curl_exec($ch);
 		$curl_info = @curl_getinfo($ch);
 
+		$a->save_timestamp($stamp1, "network");
+
 		// if its a link to a picture then embed this picture
 		if (substr($curl_info["content_type"], 0, 6) == "image/")
 			$text = "[img]".$match[1]."[/img]";
diff --git a/include/network.php b/include/network.php
index ce21f3fbb9..a07507da1f 100644
--- a/include/network.php
+++ b/include/network.php
@@ -261,43 +261,43 @@ function http_status_exit($val) {
 if(! function_exists('convert_xml_element_to_array')) {
 function convert_xml_element_to_array($xml_element, &$recursion_depth=0) {
 
-        // If we're getting too deep, bail out
-        if ($recursion_depth > 512) {
-                return(null);
-        }
-
-        if (!is_string($xml_element) &&
-        !is_array($xml_element) &&
-        (get_class($xml_element) == 'SimpleXMLElement')) {
-                $xml_element_copy = $xml_element;
-                $xml_element = get_object_vars($xml_element);
-        }
-
-        if (is_array($xml_element)) {
-                $result_array = array();
-                if (count($xml_element) <= 0) {
-                        return (trim(strval($xml_element_copy)));
-                }
-
-                foreach($xml_element as $key=>$value) {
-
-                        $recursion_depth++;
-                        $result_array[strtolower($key)] =
-                convert_xml_element_to_array($value, $recursion_depth);
-                        $recursion_depth--;
-                }
-                if ($recursion_depth == 0) {
-                        $temp_array = $result_array;
-                        $result_array = array(
-                                strtolower($xml_element_copy->getName()) => $temp_array,
-                        );
-                }
-
-                return ($result_array);
-
-        } else {
-                return (trim(strval($xml_element)));
-        }
+	// If we're getting too deep, bail out
+	if ($recursion_depth > 512) {
+		return(null);
+	}
+
+	if (!is_string($xml_element) &&
+	!is_array($xml_element) &&
+	(get_class($xml_element) == 'SimpleXMLElement')) {
+		$xml_element_copy = $xml_element;
+		$xml_element = get_object_vars($xml_element);
+	}
+
+	if (is_array($xml_element)) {
+		$result_array = array();
+		if (count($xml_element) <= 0) {
+			return (trim(strval($xml_element_copy)));
+		}
+
+		foreach($xml_element as $key=>$value) {
+
+			$recursion_depth++;
+			$result_array[strtolower($key)] =
+		convert_xml_element_to_array($value, $recursion_depth);
+			$recursion_depth--;
+		}
+		if ($recursion_depth == 0) {
+			$temp_array = $result_array;
+			$result_array = array(
+				strtolower($xml_element_copy->getName()) => $temp_array,
+			);
+		}
+
+		return ($result_array);
+
+	} else {
+		return (trim(strval($xml_element)));
+	}
 }}
 
 // Given an email style address, perform webfinger lookup and
@@ -964,8 +964,8 @@ function xml2array($contents, $namespaces = true, $get_attributes=1, $priority =
     if(!$contents) return array();
 
     if(!function_exists('xml_parser_create')) {
-        logger('xml2array: parser function missing');
-        return array();
+	logger('xml2array: parser function missing');
+	return array();
     }
 
 
@@ -1008,29 +1008,29 @@ function xml2array($contents, $namespaces = true, $get_attributes=1, $priority =
     // Go through the tags.
     $repeated_tag_index = array(); // Multiple tags with same name will be turned into an array
     foreach($xml_values as $data) {
-        unset($attributes,$value); // Remove existing values, or there will be trouble
+	unset($attributes,$value); // Remove existing values, or there will be trouble
 
-        // This command will extract these variables into the foreach scope
-        // tag(string), type(string), level(int), attributes(array).
-        extract($data); // We could use the array by itself, but this cooler.
+	// This command will extract these variables into the foreach scope
+	// tag(string), type(string), level(int), attributes(array).
+	extract($data); // We could use the array by itself, but this cooler.
 
-        $result = array();
-        $attributes_data = array();
+	$result = array();
+	$attributes_data = array();
 
-        if(isset($value)) {
-            if($priority == 'tag') $result = $value;
-            else $result['value'] = $value; // Put the value in a assoc array if we are in the 'Attribute' mode
-        }
+	if(isset($value)) {
+	    if($priority == 'tag') $result = $value;
+	    else $result['value'] = $value; // Put the value in a assoc array if we are in the 'Attribute' mode
+	}
 
-        //Set the attributes too.
-        if(isset($attributes) and $get_attributes) {
-            foreach($attributes as $attr => $val) {
-                if($priority == 'tag') $attributes_data[$attr] = $val;
-                else $result['@attributes'][$attr] = $val; // Set all the attributes in a array called 'attr'
-            }
-        }
+	//Set the attributes too.
+	if(isset($attributes) and $get_attributes) {
+	    foreach($attributes as $attr => $val) {
+		if($priority == 'tag') $attributes_data[$attr] = $val;
+		else $result['@attributes'][$attr] = $val; // Set all the attributes in a array called 'attr'
+	    }
+	}
 
-        // See tag status and do the needed.
+	// See tag status and do the needed.
 		if($namespaces && strpos($tag,':')) {
 			$namespc = substr($tag,0,strrpos($tag,':'));
 			$tag = strtolower(substr($tag,strlen($namespc)+1));
@@ -1039,72 +1039,72 @@ function xml2array($contents, $namespaces = true, $get_attributes=1, $priority =
 		$tag = strtolower($tag);
 
 		if($type == "open") {   // The starting of the tag '<tag>'
-            $parent[$level-1] = &$current;
-            if(!is_array($current) or (!in_array($tag, array_keys($current)))) { // Insert New tag
-                $current[$tag] = $result;
-                if($attributes_data) $current[$tag. '_attr'] = $attributes_data;
-                $repeated_tag_index[$tag.'_'.$level] = 1;
-
-                $current = &$current[$tag];
-
-            } else { // There was another element with the same tag name
-
-                if(isset($current[$tag][0])) { // If there is a 0th element it is already an array
-                    $current[$tag][$repeated_tag_index[$tag.'_'.$level]] = $result;
-                    $repeated_tag_index[$tag.'_'.$level]++;
-                } else { // This section will make the value an array if multiple tags with the same name appear together
-                    $current[$tag] = array($current[$tag],$result); // This will combine the existing item and the new item together to make an array
-                    $repeated_tag_index[$tag.'_'.$level] = 2;
-
-                    if(isset($current[$tag.'_attr'])) { // The attribute of the last(0th) tag must be moved as well
-                        $current[$tag]['0_attr'] = $current[$tag.'_attr'];
-                        unset($current[$tag.'_attr']);
-                    }
-
-                }
-                $last_item_index = $repeated_tag_index[$tag.'_'.$level]-1;
-                $current = &$current[$tag][$last_item_index];
-            }
-
-        } elseif($type == "complete") { // Tags that ends in 1 line '<tag />'
-            //See if the key is already taken.
-            if(!isset($current[$tag])) { //New Key
-                $current[$tag] = $result;
-                $repeated_tag_index[$tag.'_'.$level] = 1;
-                if($priority == 'tag' and $attributes_data) $current[$tag. '_attr'] = $attributes_data;
-
-            } else { // If taken, put all things inside a list(array)
-                if(isset($current[$tag][0]) and is_array($current[$tag])) { // If it is already an array...
-
-                    // ...push the new element into that array.
-                    $current[$tag][$repeated_tag_index[$tag.'_'.$level]] = $result;
-
-                    if($priority == 'tag' and $get_attributes and $attributes_data) {
-                        $current[$tag][$repeated_tag_index[$tag.'_'.$level] . '_attr'] = $attributes_data;
-                    }
-                    $repeated_tag_index[$tag.'_'.$level]++;
-
-                } else { // If it is not an array...
-                    $current[$tag] = array($current[$tag],$result); //...Make it an array using using the existing value and the new value
-                    $repeated_tag_index[$tag.'_'.$level] = 1;
-                    if($priority == 'tag' and $get_attributes) {
-                        if(isset($current[$tag.'_attr'])) { // The attribute of the last(0th) tag must be moved as well
-
-                            $current[$tag]['0_attr'] = $current[$tag.'_attr'];
-                            unset($current[$tag.'_attr']);
-                        }
-
-                        if($attributes_data) {
-                            $current[$tag][$repeated_tag_index[$tag.'_'.$level] . '_attr'] = $attributes_data;
-                        }
-                    }
-                    $repeated_tag_index[$tag.'_'.$level]++; // 0 and 1 indexes are already taken
-                }
-            }
-
-        } elseif($type == 'close') { // End of tag '</tag>'
-            $current = &$parent[$level-1];
-        }
+	    $parent[$level-1] = &$current;
+	    if(!is_array($current) or (!in_array($tag, array_keys($current)))) { // Insert New tag
+		$current[$tag] = $result;
+		if($attributes_data) $current[$tag. '_attr'] = $attributes_data;
+		$repeated_tag_index[$tag.'_'.$level] = 1;
+
+		$current = &$current[$tag];
+
+	    } else { // There was another element with the same tag name
+
+		if(isset($current[$tag][0])) { // If there is a 0th element it is already an array
+		    $current[$tag][$repeated_tag_index[$tag.'_'.$level]] = $result;
+		    $repeated_tag_index[$tag.'_'.$level]++;
+		} else { // This section will make the value an array if multiple tags with the same name appear together
+		    $current[$tag] = array($current[$tag],$result); // This will combine the existing item and the new item together to make an array
+		    $repeated_tag_index[$tag.'_'.$level] = 2;
+
+		    if(isset($current[$tag.'_attr'])) { // The attribute of the last(0th) tag must be moved as well
+			$current[$tag]['0_attr'] = $current[$tag.'_attr'];
+			unset($current[$tag.'_attr']);
+		    }
+
+		}
+		$last_item_index = $repeated_tag_index[$tag.'_'.$level]-1;
+		$current = &$current[$tag][$last_item_index];
+	    }
+
+	} elseif($type == "complete") { // Tags that ends in 1 line '<tag />'
+	    //See if the key is already taken.
+	    if(!isset($current[$tag])) { //New Key
+		$current[$tag] = $result;
+		$repeated_tag_index[$tag.'_'.$level] = 1;
+		if($priority == 'tag' and $attributes_data) $current[$tag. '_attr'] = $attributes_data;
+
+	    } else { // If taken, put all things inside a list(array)
+		if(isset($current[$tag][0]) and is_array($current[$tag])) { // If it is already an array...
+
+		    // ...push the new element into that array.
+		    $current[$tag][$repeated_tag_index[$tag.'_'.$level]] = $result;
+
+		    if($priority == 'tag' and $get_attributes and $attributes_data) {
+			$current[$tag][$repeated_tag_index[$tag.'_'.$level] . '_attr'] = $attributes_data;
+		    }
+		    $repeated_tag_index[$tag.'_'.$level]++;
+
+		} else { // If it is not an array...
+		    $current[$tag] = array($current[$tag],$result); //...Make it an array using using the existing value and the new value
+		    $repeated_tag_index[$tag.'_'.$level] = 1;
+		    if($priority == 'tag' and $get_attributes) {
+			if(isset($current[$tag.'_attr'])) { // The attribute of the last(0th) tag must be moved as well
+
+			    $current[$tag]['0_attr'] = $current[$tag.'_attr'];
+			    unset($current[$tag.'_attr']);
+			}
+
+			if($attributes_data) {
+			    $current[$tag][$repeated_tag_index[$tag.'_'.$level] . '_attr'] = $attributes_data;
+			}
+		    }
+		    $repeated_tag_index[$tag.'_'.$level]++; // 0 and 1 indexes are already taken
+		}
+	    }
+
+	} elseif($type == 'close') { // End of tag '</tag>'
+	    $current = &$parent[$level-1];
+	}
     }
 
     return($xml_array);
@@ -1146,32 +1146,36 @@ function original_url($url, $depth=1, $fetchbody = false) {
 			$url = substr($url, 0, -1);
 	}
 
-        if ($depth > 10)
-        	return($url);
+	if ($depth > 10)
+		return($url);
+
+	$url = trim($url, "'");
 
-        $url = trim($url, "'");
+	$stamp1 = microtime(true);
 
-        $siteinfo = array();
-        $ch = curl_init();
-        curl_setopt($ch, CURLOPT_URL, $url);
+	$siteinfo = array();
+	$ch = curl_init();
+	curl_setopt($ch, CURLOPT_URL, $url);
 	curl_setopt($ch, CURLOPT_HEADER, 1);
 	curl_setopt($ch, CURLOPT_NOBODY, 1);
-        curl_setopt($ch, CURLOPT_TIMEOUT, 10);
-        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+	curl_setopt($ch, CURLOPT_TIMEOUT, 10);
+	curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
 	curl_setopt($ch, CURLOPT_USERAGENT, $a->get_useragent());
 
-        $header = curl_exec($ch);
-        $curl_info = @curl_getinfo($ch);
-        $http_code = $curl_info['http_code'];
-        curl_close($ch);
+	$header = curl_exec($ch);
+	$curl_info = @curl_getinfo($ch);
+	$http_code = $curl_info['http_code'];
+	curl_close($ch);
+
+	$a->save_timestamp($stamp1, "network");
 
-        if ((($curl_info['http_code'] == "301") OR ($curl_info['http_code'] == "302"))
-                AND (($curl_info['redirect_url'] != "") OR ($curl_info['location'] != ""))) {
-                if ($curl_info['redirect_url'] != "")
-                        return(original_url($curl_info['redirect_url'], ++$depth, $fetchbody));
-                else
-                        return(original_url($curl_info['location'], ++$depth, $fetchbody));
-        }
+	if ((($curl_info['http_code'] == "301") OR ($curl_info['http_code'] == "302"))
+		AND (($curl_info['redirect_url'] != "") OR ($curl_info['location'] != ""))) {
+		if ($curl_info['redirect_url'] != "")
+			return(original_url($curl_info['redirect_url'], ++$depth, $fetchbody));
+		else
+			return(original_url($curl_info['location'], ++$depth, $fetchbody));
+	}
 
 	// Check for redirects in the meta elements of the body if there are no redirects in the header.
 	if (!$fetchbody)
@@ -1185,6 +1189,8 @@ function original_url($url, $depth=1, $fetchbody = false) {
 	if (($curl_info["content_type"] != "") AND !strstr(strtolower($curl_info["content_type"]),"html"))
 		return($url);
 
+	$stamp1 = microtime(true);
+
 	$ch = curl_init();
 	curl_setopt($ch, CURLOPT_URL, $url);
 	curl_setopt($ch, CURLOPT_HEADER, 0);
@@ -1196,33 +1202,35 @@ function original_url($url, $depth=1, $fetchbody = false) {
 	$body = curl_exec($ch);
 	curl_close($ch);
 
-        if (trim($body) == "")
+	$a->save_timestamp($stamp1, "network");
+
+	if (trim($body) == "")
 		return($url);
 
 	// Check for redirect in meta elements
-        $doc = new DOMDocument();
-        @$doc->loadHTML($body);
-
-        $xpath = new DomXPath($doc);
-
-        $list = $xpath->query("//meta[@content]");
-        foreach ($list as $node) {
-                $attr = array();
-                if ($node->attributes->length)
-                        foreach ($node->attributes as $attribute)
-                                $attr[$attribute->name] = $attribute->value;
-
-                if (@$attr["http-equiv"] == 'refresh') {
-                        $path = $attr["content"];
-                        $pathinfo = explode(";", $path);
-                        $content = "";
-                        foreach ($pathinfo AS $value)
-                                if (substr(strtolower($value), 0, 4) == "url=")
-                                        return(original_url(substr($value, 4), ++$depth));
-                }
-        }
-
-        return($url);
+	$doc = new DOMDocument();
+	@$doc->loadHTML($body);
+
+	$xpath = new DomXPath($doc);
+
+	$list = $xpath->query("//meta[@content]");
+	foreach ($list as $node) {
+		$attr = array();
+		if ($node->attributes->length)
+			foreach ($node->attributes as $attribute)
+				$attr[$attribute->name] = $attribute->value;
+
+		if (@$attr["http-equiv"] == 'refresh') {
+			$path = $attr["content"];
+			$pathinfo = explode(";", $path);
+			$content = "";
+			foreach ($pathinfo AS $value)
+				if (substr(strtolower($value), 0, 4) == "url=")
+					return(original_url(substr($value, 4), ++$depth));
+		}
+	}
+
+	return($url);
 }
 
 if (!function_exists('short_link')) {
diff --git a/include/oembed.php b/include/oembed.php
index 19bdc474f5..69583167cf 100755
--- a/include/oembed.php
+++ b/include/oembed.php
@@ -11,7 +11,6 @@ function oembed_replacecb($matches){
 
 
 function oembed_fetch_url($embedurl, $no_rich_type = false){
-
 	$embedurl = trim($embedurl, "'");
 	$embedurl = trim($embedurl, '"');
 
diff --git a/mod/parse_url.php b/mod/parse_url.php
index 9f7b31be30..cd2263dbe2 100644
--- a/mod/parse_url.php
+++ b/mod/parse_url.php
@@ -24,30 +24,30 @@ if(!function_exists('deletenode')) {
 }
 
 function completeurl($url, $scheme) {
-        $urlarr = parse_url($url);
+	$urlarr = parse_url($url);
 
-        if (isset($urlarr["scheme"]))
-                return($url);
+	if (isset($urlarr["scheme"]))
+		return($url);
 
-        $schemearr = parse_url($scheme);
+	$schemearr = parse_url($scheme);
 
-        $complete = $schemearr["scheme"]."://".$schemearr["host"];
+	$complete = $schemearr["scheme"]."://".$schemearr["host"];
 
-        if (@$schemearr["port"] != "")
-                $complete .= ":".$schemearr["port"];
+	if (@$schemearr["port"] != "")
+		$complete .= ":".$schemearr["port"];
 
 		if(strpos($urlarr['path'],'/') !== 0)
 			$complete .= '/';
 
-        $complete .= $urlarr["path"];
+	$complete .= $urlarr["path"];
 
-        if (@$urlarr["query"] != "")
-                $complete .= "?".$urlarr["query"];
+	if (@$urlarr["query"] != "")
+		$complete .= "?".$urlarr["query"];
 
-        if (@$urlarr["fragment"] != "")
-                $complete .= "#".$urlarr["fragment"];
+	if (@$urlarr["fragment"] != "")
+		$complete .= "#".$urlarr["fragment"];
 
-        return($complete);
+	return($complete);
 }
 
 function parseurl_getsiteinfo($url, $no_guessing = false, $do_oembed = true, $count = 1) {
@@ -70,6 +70,8 @@ function parseurl_getsiteinfo($url, $no_guessing = false, $do_oembed = true, $co
 	$siteinfo["url"] = $url;
 	$siteinfo["type"] = "link";
 
+	$stamp1 = microtime(true);
+
 	$ch = curl_init();
 	curl_setopt($ch, CURLOPT_URL, $url);
 	curl_setopt($ch, CURLOPT_HEADER, 1);
@@ -81,9 +83,11 @@ function parseurl_getsiteinfo($url, $no_guessing = false, $do_oembed = true, $co
 
 	$header = curl_exec($ch);
 	$curl_info = @curl_getinfo($ch);
-        $http_code = $curl_info['http_code'];
+	$http_code = $curl_info['http_code'];
 	curl_close($ch);
 
+	$a->save_timestamp($stamp1, "network");
+
 	if ((($curl_info['http_code'] == "301") OR ($curl_info['http_code'] == "302") OR ($curl_info['http_code'] == "303") OR ($curl_info['http_code'] == "307"))
 		AND (($curl_info['redirect_url'] != "") OR ($curl_info['location'] != ""))) {
 		if ($curl_info['redirect_url'] != "")
@@ -110,6 +114,8 @@ function parseurl_getsiteinfo($url, $no_guessing = false, $do_oembed = true, $co
 	if (($curl_info["content_type"] != "") AND !strstr(strtolower($curl_info["content_type"]),"html"))
 		return($siteinfo);
 
+	$stamp1 = microtime(true);
+
 	// Now fetch the body as well
 	$ch = curl_init();
 	curl_setopt($ch, CURLOPT_URL, $url);
@@ -121,9 +127,11 @@ function parseurl_getsiteinfo($url, $no_guessing = false, $do_oembed = true, $co
 
 	$header = curl_exec($ch);
 	$curl_info = @curl_getinfo($ch);
-        $http_code = $curl_info['http_code'];
+	$http_code = $curl_info['http_code'];
 	curl_close($ch);
 
+	$a->save_timestamp($stamp1, "network");
+
 	// Fetch the first mentioned charset. Can be in body or header
 	$charset = "";
 	if (preg_match('/charset=(.*?)['."'".'"\s\n]/', $header, $matches))
@@ -165,25 +173,25 @@ function parseurl_getsiteinfo($url, $no_guessing = false, $do_oembed = true, $co
 	$xpath = new DomXPath($doc);
 
 	$list = $xpath->query("//meta[@content]");
-        foreach ($list as $node) {
-                $attr = array();
-                if ($node->attributes->length)
-                        foreach ($node->attributes as $attribute)
-                                $attr[$attribute->name] = $attribute->value;
-
-                if (@$attr["http-equiv"] == 'refresh') {
-                        $path = $attr["content"];
-                        $pathinfo = explode(";", $path);
-                        $content = "";
-                        foreach ($pathinfo AS $value) {
-                                if (substr(strtolower($value), 0, 4) == "url=")
-                                        $content = substr($value, 4);
-                        }
-                        if ($content != "") {
-                                $siteinfo = parseurl_getsiteinfo($content, $no_guessing, $do_oembed, ++$count);
-                                return($siteinfo);
-                        }
-                }
+	foreach ($list as $node) {
+		$attr = array();
+		if ($node->attributes->length)
+			foreach ($node->attributes as $attribute)
+				$attr[$attribute->name] = $attribute->value;
+
+		if (@$attr["http-equiv"] == 'refresh') {
+			$path = $attr["content"];
+			$pathinfo = explode(";", $path);
+			$content = "";
+			foreach ($pathinfo AS $value) {
+				if (substr(strtolower($value), 0, 4) == "url=")
+					$content = substr($value, 4);
+			}
+			if ($content != "") {
+				$siteinfo = parseurl_getsiteinfo($content, $no_guessing, $do_oembed, ++$count);
+				return($siteinfo);
+			}
+		}
 	}
 
 	//$list = $xpath->query("head/title");
@@ -196,8 +204,8 @@ function parseurl_getsiteinfo($url, $no_guessing = false, $do_oembed = true, $co
 	foreach ($list as $node) {
 		$attr = array();
 		if ($node->attributes->length)
-                        foreach ($node->attributes as $attribute)
-                                $attr[$attribute->name] = $attribute->value;
+			foreach ($node->attributes as $attribute)
+				$attr[$attribute->name] = $attribute->value;
 
 		$attr["content"] = trim(html_entity_decode($attr["content"], ENT_QUOTES, "UTF-8"));
 
@@ -256,8 +264,8 @@ function parseurl_getsiteinfo($url, $no_guessing = false, $do_oembed = true, $co
 	foreach ($list as $node) {
 		$attr = array();
 		if ($node->attributes->length)
-                        foreach ($node->attributes as $attribute)
-                                $attr[$attribute->name] = $attribute->value;
+			foreach ($node->attributes as $attribute)
+				$attr[$attribute->name] = $attribute->value;
 
 		$attr["content"] = trim(html_entity_decode($attr["content"], ENT_QUOTES, "UTF-8"));
 
@@ -285,12 +293,12 @@ function parseurl_getsiteinfo($url, $no_guessing = false, $do_oembed = true, $co
 	}
 
 	if ((@$siteinfo["image"] == "") AND !$no_guessing) {
-            $list = $xpath->query("//img[@src]");
-            foreach ($list as $node) {
-                $attr = array();
-                if ($node->attributes->length)
-                    foreach ($node->attributes as $attribute)
-                        $attr[$attribute->name] = $attribute->value;
+	    $list = $xpath->query("//img[@src]");
+	    foreach ($list as $node) {
+		$attr = array();
+		if ($node->attributes->length)
+		    foreach ($node->attributes as $attribute)
+			$attr[$attribute->name] = $attribute->value;
 
 			$src = completeurl($attr["src"], $url);
 			$photodata = @getimagesize($src);
@@ -309,7 +317,7 @@ function parseurl_getsiteinfo($url, $no_guessing = false, $do_oembed = true, $co
 								"height"=>$photodata[1]);
 			}
 
- 		}
+		}
     } else {
 		$src = completeurl($siteinfo["image"], $url);