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af_redditimgur: check if document is text/html before trying to readability parse it

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This commit is contained in:
Andrew Dolgov 2015-07-08 10:30:35 +03:00
parent b7d1306b19
commit 6475fc7e06
1 changed files with 44 additions and 25 deletions
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69
plugins/af_redditimgur/init.php
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@ -240,50 +240,69 @@ class Af_RedditImgur extends Plugin {
$found = $this->inline_stuff($article, $doc, $xpath);
if (!$found && $this->host->get($this, "enable_readability") && mb_strlen(strip_tags($article["content"])) <= 150) {
if (function_exists("curl_init") && !$found && $this->host->get($this, "enable_readability") &&
mb_strlen(strip_tags($article["content"])) <= 150) {
if (!class_exists("Readability")) require_once(__DIR__ . "/classes/Readability.php");
$content_link = $xpath->query("(//a[contains(., '[link]')])")->item(0);
if ($content_link && strpos($content_link->getAttribute("href"), "reddit.com") === FALSE) {
$tmp = fetch_file_contents($content_link->getAttribute("href"));
/* link may lead to a huge video file or whatever, we need to check content type before trying to
parse it which p much requires curl */
if ($tmp) {
$r = new Readability($tmp, $content_link->getAttribute("href"));
$ch = curl_init($content_link->getAttribute("href"));
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($ch, CURLOPT_FOLLOWLOCATION,
!ini_get("safe_mode") && !ini_get("open_basedir"));
curl_setopt($ch, CURLOPT_USERAGENT, SELF_USER_AGENT);
if ($r->init()) {
//$article["content"] = $r->articleContent->innerHTML . "<hr/>" . $article["content"];
@$result = curl_exec($ch);
$content_type = curl_getinfo($ch, CURLINFO_CONTENT_TYPE);
$tmpxpath = new DOMXPath($r->dom);
if ($content_type && strpos($content_type, "text/html") !== FALSE) {
$entries = $tmpxpath->query('(//a[@href]|//img[@src])');
$tmp = fetch_file_contents($content_link->getAttribute("href"));
foreach ($entries as $entry) {
if ($entry->hasAttribute("href")) {
$entry->setAttribute("href",
rewrite_relative_url($content_link->getAttribute("href"), $entry->getAttribute("href")));
if ($tmp) {
$r = new Readability($tmp, $content_link->getAttribute("href"));
if ($r->init()) {
//$article["content"] = $r->articleContent->innerHTML . "<hr/>" . $article["content"];
$tmpxpath = new DOMXPath($r->dom);
$entries = $tmpxpath->query('(//a[@href]|//img[@src])');
foreach ($entries as $entry) {
if ($entry->hasAttribute("href")) {
$entry->setAttribute("href",
rewrite_relative_url($content_link->getAttribute("href"), $entry->getAttribute("href")));
}
if ($entry->hasAttribute("src")) {
$entry->setAttribute("src",
rewrite_relative_url($content_link->getAttribute("href"), $entry->getAttribute("src")));
}
}
if ($entry->hasAttribute("src")) {
$entry->setAttribute("src",
rewrite_relative_url($content_link->getAttribute("href"), $entry->getAttribute("src")));
$article["content"] = $r->articleContent->innerHTML . "<hr/>" . $article["content"];
}
$doc = new DOMDocument();
@$doc->loadHTML($article["content"]);
$xpath = new DOMXPath($doc);
$found = $this->inline_stuff($article, $doc, $xpath);
}
$article["content"] = $r->articleContent->innerHTML . "<hr/>" . $article["content"];
$doc = new DOMDocument();
@$doc->loadHTML($article["content"]);
$xpath = new DOMXPath($doc);
$found = $this->inline_stuff($article, $doc, $xpath);
}
}
}
}