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<?php
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class Af_Tumblr_1280 extends Plugin {
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private $host;
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function about() {
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return array(1.0,
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"Replace Tumblr pictures with largest size if available (requires CURL)",
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"fox");
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}
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function flags() {
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return array("needs_curl" => true);
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}
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function init($host) {
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$this->host = $host;
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if (function_exists("curl_init")) {
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$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 (!function_exists("curl_init") || ini_get("open_basedir"))
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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 = $xpath->query('(//img[contains(@src, \'media.tumblr.com\')])');
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foreach ($images as $img) {
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$src = $img->getAttribute("src");
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$test_src = preg_replace("/_\d{3}.(jpg|gif|png)/", "_1280.$1", $src);
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if ($src != $test_src) {
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$ch = curl_init($test_src);
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curl_setopt($ch, CURLOPT_TIMEOUT, 5);
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curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
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curl_setopt($ch, CURLOPT_HEADER, true);
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curl_setopt($ch, CURLOPT_NOBODY, true);
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curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
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curl_setopt($ch, CURLOPT_USERAGENT, SELF_USER_AGENT);
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@$result = curl_exec($ch);
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$http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
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if ($result && $http_code == 200) {
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$img->setAttribute("src", $test_src);
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$found = true;
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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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