mirror of
https://github.com/RSS-Bridge/rss-bridge.git
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2bbce8ebef
* refactor * fix: bug in previous refactor * chore: exclude phpcompat sniff due to bug in phpcompat * fix: do not leak absolute paths * refactor/fix: batch extensions checking, fix DOS issue
86 lines
2.5 KiB
PHP
86 lines
2.5 KiB
PHP
<?php
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/**
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* This file is part of RSS-Bridge, a PHP project capable of generating RSS and
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* Atom feeds for websites that don't have one.
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*
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* For the full license information, please view the UNLICENSE file distributed
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* with this source code.
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*
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* @package Core
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* @license http://unlicense.org/ UNLICENSE
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* @link https://github.com/rss-bridge/rss-bridge
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*/
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/**
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* Checks if the website for a given bridge is reachable.
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*
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* **Remarks**
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* - This action is only available in debug mode.
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* - Returns the bridge status as Json-formatted string.
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* - Returns an error if the bridge is not whitelisted.
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* - Returns a responsive web page that automatically checks all whitelisted
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* bridges (using JavaScript) if no bridge is specified.
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*/
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class ConnectivityAction implements ActionInterface
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{
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private BridgeFactory $bridgeFactory;
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public function __construct()
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{
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$this->bridgeFactory = new BridgeFactory();
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}
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public function execute(array $request)
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{
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if (!Debug::isEnabled()) {
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throw new \Exception('This action is only available in debug mode!');
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}
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if (!isset($request['bridge'])) {
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print render_template('connectivity.html.php');
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return;
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}
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$bridgeClassName = $this->bridgeFactory->sanitizeBridgeName($request['bridge']);
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if ($bridgeClassName === null) {
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throw new \InvalidArgumentException('Bridge name invalid!');
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}
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$this->reportBridgeConnectivity($bridgeClassName);
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}
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private function reportBridgeConnectivity($bridgeClassName)
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{
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if (!$this->bridgeFactory->isWhitelisted($bridgeClassName)) {
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throw new \Exception('Bridge is not whitelisted!');
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}
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$retVal = [
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'bridge' => $bridgeClassName,
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'successful' => false,
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'http_code' => 200,
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];
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$bridge = $this->bridgeFactory->create($bridgeClassName);
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$curl_opts = [
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CURLOPT_CONNECTTIMEOUT => 5
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];
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try {
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$reply = getContents($bridge::URI, [], $curl_opts, true);
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if ($reply['code'] === 200) {
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$retVal['successful'] = true;
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if (strpos(implode('', $reply['status_lines']), '301 Moved Permanently')) {
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$retVal['http_code'] = 301;
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}
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}
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} catch (\Exception $e) {
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$retVal['successful'] = false;
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}
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header('Content-Type: text/json');
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print Json::encode($retVal);
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}
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}
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