[tt-rss.git] / plugins / af_tumblr_1280 / init.php

<?php
class Af_Tumblr_1280 extends Plugin {
	private $host;

	function about() {
		return array(1.0,
			"Replace Tumblr pictures with largest size if available (requires CURL)",
			"fox");
	}

	function init($host) {
		$this->host = $host;

		if (function_exists("curl_init")) {
			$host->add_hook($host::HOOK_ARTICLE_FILTER, $this);
		}
	}

	function hook_article_filter($article) {

		if (!function_exists("curl_init") || ini_get("open_basedir"))
			return $article;

		$charset_hack = '<head>
			<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
		</head>';

		$doc = new DOMDocument();
		$doc->loadHTML($charset_hack . $article["content"]);

		$found = false;

		if ($doc) {
			$xpath = new DOMXpath($doc);

			$images = $xpath->query('(//img[contains(@src, \'media.tumblr.com\')])');

			foreach ($images as $img) {
				$src = $img->getAttribute("src");

				$test_src = preg_replace("/_\d{3}.(jpg|gif|png)/", "_1280.$1", $src);

				if ($src != $test_src) {

					$ch = curl_init($test_src);
					curl_setopt($ch, CURLOPT_TIMEOUT, 5);
					curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
					curl_setopt($ch, CURLOPT_HEADER, true);
					curl_setopt($ch, CURLOPT_NOBODY, true);
					curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
					curl_setopt($ch, CURLOPT_USERAGENT, SELF_USER_AGENT);

					@$result = curl_exec($ch);
					$http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);

					if ($result && $http_code == 200) {
						$img->setAttribute("src", $test_src);
						$found = true;
					}
				}
			}

			if ($found) {
				$doc->removeChild($doc->firstChild); //remove doctype
				$article["content"] = $doc->saveHTML();
			}
		}

		return $article;

	}


	function api_version() {
		return 2;
	}

}
?>
Commit	Line	Data
84c6f17d AD	1	<?php
	2	class Af_Tumblr_1280 extends Plugin {
	3	private $host;
	4
	5	function about() {
	6	return array(1.0,
4c467026	7	"Replace Tumblr pictures with largest size if available (requires CURL)",
84c6f17d AD	8	"fox");
	9	}
	10
	11	function init($host) {
	12	$this->host = $host;
	13
	14	if (function_exists("curl_init")) {
	15	$host->add_hook($host::HOOK_ARTICLE_FILTER, $this);
	16	}
	17	}
	18
	19	function hook_article_filter($article) {
	20
4c467026 AD	21	if (!function_exists("curl_init") \|\| ini_get("open_basedir"))
4c467026 AD	22	return $article;
84c6f17d AD	23
	24	$charset_hack = '<head>
	25	<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
	26	</head>';
	27
	28	$doc = new DOMDocument();
	29	$doc->loadHTML($charset_hack . $article["content"]);
	30
	31	$found = false;
	32
	33	if ($doc) {
	34	$xpath = new DOMXpath($doc);
	35
	36	$images = $xpath->query('(//img[contains(@src, \'media.tumblr.com\')])');
	37
	38	foreach ($images as $img) {
	39	$src = $img->getAttribute("src");
	40
	41	$test_src = preg_replace("/_\d{3}.(jpg\|gif\|png)/", "_1280.$1", $src);
	42
	43	if ($src != $test_src) {
	44
	45	$ch = curl_init($test_src);
	46	curl_setopt($ch, CURLOPT_TIMEOUT, 5);
	47	curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
	48	curl_setopt($ch, CURLOPT_HEADER, true);
	49	curl_setopt($ch, CURLOPT_NOBODY, true);
4c467026	50	curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
84c6f17d AD	51	curl_setopt($ch, CURLOPT_USERAGENT, SELF_USER_AGENT);
	52
	53	@$result = curl_exec($ch);
	54	$http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
	55
	56	if ($result && $http_code == 200) {
	57	$img->setAttribute("src", $test_src);
	58	$found = true;
	59	}
	60	}
	61	}
	62
	63	if ($found) {
	64	$doc->removeChild($doc->firstChild); //remove doctype
	65	$article["content"] = $doc->saveHTML();
	66	}
	67	}
	68
	69	return $article;
	70
	71	}
	72
	73
	74	function api_version() {
	75	return 2;
	76	}
	77
	78	}
	79	?>