89 lines
1.9 KiB
PHP
89 lines
1.9 KiB
PHP
<?php
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class Af_Zz_ImgSetSizes extends Plugin {
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private $host;
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function about() {
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return array(1.0,
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"Set width/height attributes for images in articles (requires CURL and GD)",
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"fox");
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}
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function init($host) {
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$this->host = $host;
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if (function_exists("curl_init") && function_exists("getimagesize")) {
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$host->add_hook($host::HOOK_ARTICLE_FILTER, $this);
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}
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}
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function hook_article_filter($article) {
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if (defined('NO_CURL') || !function_exists("curl_init"))
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return $article;
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$charset_hack = '<head>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
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</head>';
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$doc = new DOMDocument();
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$doc->loadHTML($charset_hack . $article["content"]);
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$found = false;
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if ($doc) {
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$xpath = new DOMXpath($doc);
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$images = $xpath->query('(//img[@src])');
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foreach ($images as $img) {
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$src = $img->getAttribute("src");
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$ch = curl_init($src);
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curl_setopt($ch, CURLOPT_HEADER, 0);
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curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
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curl_setopt($ch, CURLOPT_BINARYTRANSFER,1);
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curl_setopt($ch, CURLOPT_RANGE, "0-32768");
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@$result = curl_exec($ch);
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$http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
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if ($result && ($http_code == 200 || $http_code == 206)) {
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$filename = tempnam(sys_get_temp_dir(), "ttsizecheck");
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if ($filename) {
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$fh = fopen($filename, "w");
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if ($fh) {
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fwrite($fh, $result);
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fclose($fh);
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@$info = getimagesize($filename);
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if ($info && $info[0] > 0 && $info[1] > 0) {
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$img->setAttribute("width", $info[0]);
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$img->setAttribute("height", $info[1]);
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$found = true;
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}
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unlink($filename);
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}
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}
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}
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}
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if ($found) {
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$doc->removeChild($doc->firstChild); //remove doctype
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$article["content"] = $doc->saveHTML();
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}
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}
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return $article;
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}
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function api_version() {
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return 2;
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}
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}
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?>
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