ttrss/plugins/af_redditimgur/init.php

126 lines
3.4 KiB
PHP

<?php
class Af_RedditImgur extends Plugin {
private $link;
private $host;
function about() {
return array(1.0,
"Inline image links in Reddit RSS feeds",
"fox");
}
function init($host) {
$this->link = $host->get_link();
$this->host = $host;
$host->add_hook($host::HOOK_ARTICLE_FILTER, $this);
}
function hook_article_filter($article) {
$owner_uid = $article["owner_uid"];
if (strpos($article["link"], "reddit.com/r/") !== FALSE) {
if (strpos($article["plugin_data"], "redditimgur,$owner_uid:") === FALSE) {
$doc = new DOMDocument();
@$doc->loadHTML($article["content"]);
if ($doc) {
$xpath = new DOMXPath($doc);
$entries = $xpath->query('(//a[@href]|//img[@src])');
$found = false;
foreach ($entries as $entry) {
if ($entry->hasAttribute("href")) {
if (preg_match("/\.(jpg|jpeg|gif|png)$/i", $entry->getAttribute("href"))) {
$img = $doc->createElement('img');
$img->setAttribute("src", $entry->getAttribute("href"));
$entry->parentNode->replaceChild($img, $entry);
$found = true;
}
// links to imgur pages
$matches = array();
if (preg_match("/^http:\/\/imgur.com\/([^\.\/]+$)/", $entry->getAttribute("href"), $matches)) {
$token = $matches[1];
$album_content = fetch_file_contents($entry->getAttribute("href"),
false, false, false, false, 10);
if ($album_content && $token) {
$adoc = new DOMDocument();
@$adoc->loadHTML($album_content);
if ($adoc) {
$axpath = new DOMXPath($adoc);
$aentries = $axpath->query('(//img[@src])');
foreach ($aentries as $aentry) {
if (preg_match("/^http:\/\/i.imgur.com\/$token\./", $aentry->getAttribute("src"))) {
$img = $doc->createElement('img');
$img->setAttribute("src", $aentry->getAttribute("src"));
$entry->parentNode->insertBefore($img, $entry);
$found = true;
break;
}
}
}
}
}
// linked albums, ffs
if (preg_match("/^http:\/\/imgur.com\/a\/[^\.]+$/", $entry->getAttribute("href"), $matches)) {
$album_content = fetch_file_contents($entry->getAttribute("href"),
false, false, false, false, 10);
if ($album_content) {
$adoc = new DOMDocument();
@$adoc->loadHTML($album_content);
if ($adoc) {
$axpath = new DOMXPath($adoc);
$aentries = $axpath->query("//div[@class='image']//a[@href and @class='zoom']");
foreach ($aentries as $aentry) {
$img = $doc->createElement('img');
$img->setAttribute("src", $aentry->getAttribute("href"));
$entry->parentNode->insertBefore($img, $entry);
$found = true;
}
}
}
}
}
// remove tiny thumbnails
if ($entry->hasAttribute("src")) {
if ($entry->parentNode && $entry->parentNode->parentNode) {
$entry->parentNode->parentNode->removeChild($entry->parentNode);
}
}
}
$node = $doc->getElementsByTagName('body')->item(0);
if ($node && $found) {
$article["content"] = $doc->saveXML($node, LIBXML_NOEMPTYTAG);
$article["plugin_data"] = "redditimgur,$owner_uid:" . $article["plugin_data"];
}
}
} else if (isset($article["stored"]["content"])) {
$article["content"] = $article["stored"]["content"];
}
}
return $article;
}
}
?>