rss-bridge/bridges/FirefoxAddonsBridge.php

104 lines
2.9 KiB
PHP

<?php
class FirefoxAddonsBridge extends BridgeAbstract {
const NAME = 'Firefox Add-ons Bridge';
const URI = 'https://addons.mozilla.org/';
const DESCRIPTION = 'Returns version history for a Firefox Add-on.';
const MAINTAINER = 'VerifiedJoseph';
const PARAMETERS = array(array(
'id' => array(
'name' => 'Add-on ID',
'type' => 'text',
'required' => true,
'exampleValue' => 'save-to-the-wayback-machine',
)
)
);
const CACHE_TIMEOUT = 3600;
private $feedName = '';
private $releaseDateRegex = '/Released ([\w, ]+) - ([\w. ]+)/';
private $xpiFileRegex = '/([A-Za-z0-9_.-]+)\.xpi$/';
private $outgoingRegex = '/https:\/\/outgoing.prod.mozaws.net\/v1\/(?:[A-z0-9]+)\//';
private $urlRegex = '/addons\.mozilla\.org\/(?:[\w-]+\/)?firefox\/addon\/([\w-]+)/';
public function detectParameters($url) {
$params = array();
if(preg_match($this->urlRegex, $url, $matches)) {
$params['id'] = $matches[1];
return $params;
}
return null;
}
public function collectData() {
$html = getSimpleHTMLDOM($this->getURI())
or returnServerError('Could not request: ' . $this->getURI());
$this->feedName = $html->find('h1[class="AddonTitle"] > a', 0)->innertext;
$author = $html->find('span.AddonTitle-author > a', 0)->plaintext;
foreach ($html->find('div.AddonVersionCard-content') as $div) {
$item = array();
$item['title'] = $div->find('h2.AddonVersionCard-version', 0)->plaintext;
$item['uid'] = $item['title'];
$item['uri'] = $this->getURI();
$item['author'] = $author;
if (preg_match($this->releaseDateRegex, $div->find('div.AddonVersionCard-fileInfo', 0)->plaintext, $match)) {
$item['timestamp'] = $match[1];
$size = $match[2];
}
$compatibility = $div->find('div.AddonVersionCard-compatibility', 0)->plaintext;
$license = $div->find('p.AddonVersionCard-license', 0)->innertext;
$downloadlink = $div->find('a.InstallButtonWrapper-download-link', 0)->href;
$releaseNotes = $this->removeOutgoinglink($div->find('div.AddonVersionCard-releaseNotes', 0));
if (preg_match($this->xpiFileRegex, $downloadlink, $match)) {
$xpiFilename = $match[0];
}
$item['content'] = <<<EOD
<strong>Release Notes</strong>
<p>{$releaseNotes}</p>
<strong>Compatibility</strong>
<p>{$compatibility}</p>
<strong>License</strong>
<p>{$license}</p>
<strong>Download</strong>
<p><a href="{$downloadlink}">{$xpiFilename}</a> ($size)</p>
EOD;
$this->items[] = $item;
}
}
public function getURI() {
if (!is_null($this->getInput('id'))) {
return self::URI . 'en-US/firefox/addon/' . $this->getInput('id') . '/versions/';
}
return parent::getURI();
}
public function getName() {
if (!empty($this->feedName)) {
return $this->feedName . ' - Firefox Add-on';
}
return parent::getName();
}
private function removeOutgoinglink($html) {
foreach ($html->find('a') as $a) {
$a->href = urldecode(preg_replace($this->outgoingRegex, '', $a->href));
}
return $html->innertext;
}
}