74caf1a4a7
* Restore translatability to mood phrases * Prevent casting of "false" in html2plain * Allow attachments with a comma in the filename * Fix/optimize ACL img data-src jQuery search * Fix bug when uploading files with a comma in the name using Chrome/Chromium * Babel nicer output formatting * Remove obsolete "plaintext" check in mod/parse_url * Restore TinyMCE live insertion of images * Smarty conversion script: add --no-header option to suppress warning headers in Smarty template files
350 lines
8.9 KiB
PHP
350 lines
8.9 KiB
PHP
<?php
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/* To-Do
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https://developers.google.com/+/plugins/snippet/
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<meta itemprop="name" content="Toller Titel">
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<meta itemprop="description" content="Eine tolle Beschreibung">
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<meta itemprop="image" content="http://maple.libertreeproject.org/images/tree-icon.png">
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<body itemscope itemtype="http://schema.org/Product">
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<h1 itemprop="name">Shiny Trinket</h1>
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<img itemprop="image" src="{image-url}" />
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<p itemprop="description">Shiny trinkets are shiny.</p>
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</body>
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*/
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if(!function_exists('deletenode')) {
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function deletenode(&$doc, $node)
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{
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$xpath = new DomXPath($doc);
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$list = $xpath->query("//".$node);
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foreach ($list as $child)
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$child->parentNode->removeChild($child);
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}
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}
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function completeurl($url, $scheme) {
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$urlarr = parse_url($url);
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if (isset($urlarr["scheme"]))
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return($url);
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$schemearr = parse_url($scheme);
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$complete = $schemearr["scheme"]."://".$schemearr["host"];
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if ($schemearr["port"] != "")
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$complete .= ":".$schemearr["port"];
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if(strpos($urlarr['path'],'/') !== 0)
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$complete .= '/';
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$complete .= $urlarr["path"];
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if ($urlarr["query"] != "")
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$complete .= "?".$urlarr["query"];
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if ($urlarr["fragment"] != "")
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$complete .= "#".$urlarr["fragment"];
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return($complete);
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}
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function parseurl_getsiteinfo($url) {
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$siteinfo = array();
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$ch = curl_init();
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curl_setopt($ch, CURLOPT_URL, $url);
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curl_setopt($ch, CURLOPT_HEADER, 1);
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curl_setopt($ch, CURLOPT_NOBODY, 0);
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curl_setopt($ch, CURLOPT_TIMEOUT, 3);
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curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
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curl_setopt($ch,CURLOPT_USERAGENT,'Opera/9.64(Windows NT 5.1; U; de) Presto/2.1.1');
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$header = curl_exec($ch);
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curl_close($ch);
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// Fetch the first mentioned charset. Can be in body or header
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if (preg_match('/charset=(.*?)['."'".'"\s\n]/', $header, $matches))
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$charset = trim(array_pop($matches));
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else
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$charset = "utf-8";
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$pos = strpos($header, "\r\n\r\n");
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if ($pos)
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$body = trim(substr($header, $pos));
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else
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$body = $header;
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$body = mb_convert_encoding($body, "UTF-8", $charset);
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$body = mb_convert_encoding($body, 'HTML-ENTITIES', "UTF-8");
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$doc = new DOMDocument();
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@$doc->loadHTML($body);
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deletenode($doc, 'style');
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deletenode($doc, 'script');
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deletenode($doc, 'option');
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deletenode($doc, 'h1');
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deletenode($doc, 'h2');
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deletenode($doc, 'h3');
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deletenode($doc, 'h4');
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deletenode($doc, 'h5');
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deletenode($doc, 'h6');
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deletenode($doc, 'ol');
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deletenode($doc, 'ul');
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$xpath = new DomXPath($doc);
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//$list = $xpath->query("head/title");
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$list = $xpath->query("//title");
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foreach ($list as $node)
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$siteinfo["title"] = html_entity_decode($node->nodeValue, ENT_QUOTES, "UTF-8");
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//$list = $xpath->query("head/meta[@name]");
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$list = $xpath->query("//meta[@name]");
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foreach ($list as $node) {
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$attr = array();
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if ($node->attributes->length)
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foreach ($node->attributes as $attribute)
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$attr[$attribute->name] = $attribute->value;
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$attr["content"] = html_entity_decode($attr["content"], ENT_QUOTES, "UTF-8");
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switch (strtolower($attr["name"])) {
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case "fulltitle":
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$siteinfo["title"] = $attr["content"];
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break;
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case "description":
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$siteinfo["text"] = $attr["content"];
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break;
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case "dc.title":
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$siteinfo["title"] = $attr["content"];
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break;
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case "dc.description":
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$siteinfo["text"] = $attr["content"];
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break;
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}
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}
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//$list = $xpath->query("head/meta[@property]");
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$list = $xpath->query("//meta[@property]");
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foreach ($list as $node) {
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$attr = array();
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if ($node->attributes->length)
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foreach ($node->attributes as $attribute)
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$attr[$attribute->name] = $attribute->value;
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$attr["content"] = html_entity_decode($attr["content"], ENT_QUOTES, "UTF-8");
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switch (strtolower($attr["property"])) {
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case "og:image":
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$siteinfo["image"] = $attr["content"];
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break;
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case "og:title":
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$siteinfo["title"] = $attr["content"];
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break;
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case "og:description":
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$siteinfo["text"] = $attr["content"];
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break;
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}
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}
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if ($siteinfo["image"] == "") {
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$list = $xpath->query("//img[@src]");
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foreach ($list as $node) {
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$attr = array();
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if ($node->attributes->length)
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foreach ($node->attributes as $attribute)
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$attr[$attribute->name] = $attribute->value;
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$src = completeurl($attr["src"], $url);
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$photodata = @getimagesize($src);
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if (($photodata) && ($photodata[0] > 150) and ($photodata[1] > 150)) {
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if ($photodata[0] > 300) {
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$photodata[1] = round($photodata[1] * (300 / $photodata[0]));
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$photodata[0] = 300;
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}
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if ($photodata[1] > 300) {
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$photodata[0] = round($photodata[0] * (300 / $photodata[1]));
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$photodata[1] = 300;
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}
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$siteinfo["images"][] = array("src"=>$src,
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"width"=>$photodata[0],
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"height"=>$photodata[1]);
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}
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}
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} else {
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$src = completeurl($siteinfo["image"], $url);
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unset($siteinfo["image"]);
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$photodata = @getimagesize($src);
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if (($photodata) && ($photodata[0] > 10) and ($photodata[1] > 10))
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$siteinfo["images"][] = array("src"=>$src,
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"width"=>$photodata[0],
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"height"=>$photodata[1]);
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}
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if ($siteinfo["text"] == "") {
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$text = "";
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$list = $xpath->query("//div[@class='article']");
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foreach ($list as $node)
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if (strlen($node->nodeValue) > 40)
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$text .= " ".trim($node->nodeValue);
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if ($text == "") {
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$list = $xpath->query("//div[@class='content']");
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foreach ($list as $node)
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if (strlen($node->nodeValue) > 40)
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$text .= " ".trim($node->nodeValue);
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}
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// If none text was found then take the paragraph content
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if ($text == "") {
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$list = $xpath->query("//p");
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foreach ($list as $node)
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if (strlen($node->nodeValue) > 40)
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$text .= " ".trim($node->nodeValue);
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}
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if ($text != "") {
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$text = trim(str_replace(array("\n", "\r"), array(" ", " "), $text));
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while (strpos($text, " "))
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$text = trim(str_replace(" ", " ", $text));
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$siteinfo["text"] = html_entity_decode(substr($text,0,350), ENT_QUOTES, "UTF-8").'...';
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}
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}
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return($siteinfo);
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}
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function arr_add_hashes(&$item,$k) {
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$item = '#' . $item;
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}
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function parse_url_content(&$a) {
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$text = null;
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$str_tags = '';
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$textmode = false;
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if(local_user() && (! feature_enabled(local_user(),'richtext')))
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$textmode = true;
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//if($textmode)
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$br = (($textmode) ? "\n" : '<br />');
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if(x($_GET,'binurl'))
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$url = trim(hex2bin($_GET['binurl']));
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else
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$url = trim($_GET['url']);
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if($_GET['title'])
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$title = strip_tags(trim($_GET['title']));
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if($_GET['description'])
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$text = strip_tags(trim($_GET['description']));
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if($_GET['tags']) {
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$arr_tags = str_getcsv($_GET['tags']);
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if(count($arr_tags)) {
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array_walk($arr_tags,'arr_add_hashes');
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$str_tags = $br . implode(' ',$arr_tags) . $br;
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}
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}
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logger('parse_url: ' . $url);
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if($textmode)
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$template = $br . '[bookmark=%s]%s[/bookmark]%s' . $br;
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else
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$template = "<br /><a class=\"bookmark\" href=\"%s\" >%s</a>%s<br />";
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$arr = array('url' => $url, 'text' => '');
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call_hooks('parse_link', $arr);
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if(strlen($arr['text'])) {
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echo $arr['text'];
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killme();
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}
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if($url && $title && $text) {
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if($textmode)
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$text = $br . '[quote]' . trim($text) . '[/quote]' . $br;
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else
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$text = '<br /><blockquote>' . trim($text) . '</blockquote><br />';
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$title = str_replace(array("\r","\n"),array('',''),$title);
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$result = sprintf($template,$url,($title) ? $title : $url,$text) . $str_tags;
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logger('parse_url (unparsed): returns: ' . $result);
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echo $result;
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killme();
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}
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$siteinfo = parseurl_getsiteinfo($url);
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if($siteinfo["title"] == "") {
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echo sprintf($template,$url,$url,'') . $str_tags;
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killme();
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} else {
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$text = $siteinfo["text"];
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$title = $siteinfo["title"];
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}
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$image = "";
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if(sizeof($siteinfo["images"]) > 0){
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/* Execute below code only if image is present in siteinfo */
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$total_images = 0;
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$max_images = get_config('system','max_bookmark_images');
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if($max_images === false)
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$max_images = 2;
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else
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$max_images = intval($max_images);
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foreach ($siteinfo["images"] as $imagedata) {
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if($textmode)
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$image .= '[img='.$imagedata["width"].'x'.$imagedata["height"].']'.$imagedata["src"].'[/img]' . "\n";
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else
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$image .= '<img height="'.$imagedata["height"].'" width="'.$imagedata["width"].'" src="'.$imagedata["src"].'" alt="photo" /><br />';
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$total_images ++;
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if($max_images && $max_images >= $total_images)
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break;
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}
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}
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if(strlen($text)) {
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if($textmode)
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$text = $br.'[quote]'.trim($text).'[/quote]'.$br ;
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else
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$text = '<br /><blockquote>'.trim($text).'</blockquote><br />';
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}
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if($image) {
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$text = $br.$br.$image.$text;
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}
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$title = str_replace(array("\r","\n"),array('',''),$title);
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$result = sprintf($template,$url,($title) ? $title : $url,$text) . $str_tags;
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logger('parse_url: returns: ' . $result);
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echo trim($result);
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killme();
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}
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