core = $core; $this->settings = $core->blog->settings->kUtRL; $this->log = new kutrlLog($core); $this->error = new dcError(); $this->error->setHTMLFormat('%s', "%s\n"); $this->init(); // Force setting $allow_external_url = $this->settings->kutrl_allow_external_url; $this->config['$allow_external_url'] = null === $allow_external_url ? true : $allow_external_url; $this->config = array_merge( [ 'id' => 'undefined', 'name' => 'undefined', 'home' => '', 'allow_external_url' => true, 'allow_custom_hash' => false, 'allow_protocols' => ['http://'], 'url_test' => 'http://dotclear.jcdenis.com/go/kUtRL', 'url_api' => '', 'url_base' => '', 'url_min_len' => 0 ], $this->config ); } # Magic get for config values public function __get($k) { return $this->get($k); } # get config value public function get($k) { return $this->config[$k] ?? null; } # Additionnal actions on child start protected function init() { // } # Save settings from admin page public function saveSettings() { return null; } # Settings form for admin page public function settingsForm() { echo '

' . __('There is nothing to configure for this service.') . '

'; } # Test if service is well configured public function testService() { return null; } # Test if an url is valid public function isValidUrl($url) { return (bool) filter_var($url, FILTER_VALIDATE_URL); } # Test if an url contents know prefix public function isServiceUrl($url) { return strpos($url, $this->url_base) === 0; } # Test if an url is long enoutgh public function isLongerUrl($url) { return (strlen($url) >= (int) $this->url_min_len); } # Test if an url protocol (eg: http://) is allowed public function isProtocolUrl($url) { foreach ($this->allow_protocols as $protocol) { if (empty($protocol)) { continue; } if (strpos($url, $protocol) === 0) { return true; } } return false; } # Test if an url is from current blog public function isBlogUrl($url) { $base = $this->core->blog->url; $url = substr($url, 0, strlen($base)); return $url == $base; } # Test if an url is know public function isKnowUrl($url) { return $this->log->select($url, null, $this->id, 'kutrl'); } # Test if an custom short url is know public function isKnowHash($hash) { return $this->log->select(null, $hash, $this->id, 'kutrl'); } # Create hash from url public function hash($url, $hash = null) { $url = trim($this->core->con->escape($url)); if ('undefined' === $this->id) { return false; } if ($hash && !$this->allow_custom_hash) { return false; } if ($this->isServiceUrl($url)) { return false; } if (!$this->isLongerUrl($url)) { return false; } if (!$this->allow_external_url && $this->isBlogUrl($url)) { return false; } if ($hash && false !== ($rs = $this->isKnowHash($hash))) { return false; } if (false === ($rs = $this->isKnowUrl($url))) { if (false === ($rs = $this->createHash($url, $hash))) { return false; } $this->log->insert($rs->url, $rs->hash, $rs->type, 'kutrl'); $this->core->blog->triggerBlog(); # --BEHAVIOR-- kutrlAfterCreateShortUrl $this->core->callBehavior('kutrlAfterCreateShortUrl', $rs); } return $rs; } # Create a hash for a given url (and its custom hash) public function createHash($url, $hash = null) { return false; } # Remove an url from list of know urls public function remove($url) { if (!($rs = $this->isKnowUrl($url))) { return false; } $this->deleteUrl($url); $this->log->delete($rs->id); return true; } # Delete url on service (second argument really delete urls) public function deleteUrl($url, $delete = false) { return null; } # Retrieve long url from hash public function getUrl($hash) { return false; } # Post request public static function post($server, $data, $verbose = true, $get = false, $headers = []) { $url = (string) $server; $client = netHttp::initClient($url, $url); $client->setUserAgent('kUtRL - http://kutrl.fr'); $client->setPersistReferers(false); if (is_array($headers) && !empty($headers)) { foreach ($headers as $header) { $client->setMoreHeader($header); } } if ($get) { $client->get($url, $data); } else { $client->post($url, $data); } if (!$verbose && $client->getStatus() != 200) { return false; } if ($verbose) { return $client->getContent(); } return true; } }