mirror of
https://git.friendi.ca/friendica/friendica-addons.git
synced 2024-08-19 05:50:55 +00:00
263 lines
7.1 KiB
PHP
263 lines
7.1 KiB
PHP
<?php
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/**
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* Super-skeletal class to interact with Diaspora.
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*
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* @author Meitar Moscovitz <meitarm@gmail.com>
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* Modifications by Michael Vogel <heluecht@pirati.ca>
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*/
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class Diaspora_Connection {
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private $user;
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private $host;
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private $password;
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private $tls = true; //< Whether to use an SSL/TLS connection or not.
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private $last_http_result; //< Result of last cURL transaction.
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private $csrf_token; //< Authenticity token retrieved from last HTTP response.
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private $http_method; //< Which HTTP verb to use for the next HTTP request.
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private $cookiejar;
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private $debug_log;
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public $provider = '*Diaspora Connection';
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public function __construct($diaspora_handle = '', $password = '') {
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if (!empty($diaspora_handle)) {
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$this->setDiasporaID($diaspora_handle);
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}
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if (!empty($password)) {
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$this->setPassword($password);
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}
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$this->cookiejar = tempnam(sys_get_temp_dir(), 'cookies');
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return $this;
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}
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public function __destruct() {
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if (file_exists($this->cookiejar)) {
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unlink($this->cookiejar);
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}
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}
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public function setDebugLog($log_file) {
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$this->debug_log = $log_file;
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}
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public function setDiasporaID($id) {
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$parts = explode('@', $id);
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$this->user = $parts[0];
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$this->host = $parts[1];
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}
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public function getDiasporaID() {
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return $this->user . '@' . $this->host;
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}
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public function getPodURL() {
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return $this->getScheme() . '://' . $this->host;
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}
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public function setPassword($passwd) {
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$this->password = $passwd;
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}
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public function setSecureTransport($is_secure) {
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$this->tls = (bool) $is_secure;
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}
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private function getScheme() {
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return ($this->tls) ? 'https' : 'http';
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}
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private function doHttpRequest($url, $data = array(), $headers = array()) {
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if (0 === strpos($url, '/')) {
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$url = $this->getScheme() . '://' . $this->host . $url;
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}
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$ch = curl_init($url);
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if ($this->debug_log) {
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curl_setopt($ch, CURLOPT_VERBOSE, true);
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$fh = fopen($this->debug_log, 'a');
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curl_setopt($ch, CURLOPT_STDERR, $fh);
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}
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curl_setopt($ch, CURLOPT_HEADER, true);
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curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
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if (!empty($data)) {
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curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
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}
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if (!empty($headers)) {
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curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
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}
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curl_setopt($ch, CURLOPT_COOKIEJAR, $this->cookiejar);
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curl_setopt($ch, CURLOPT_COOKIEFILE, $this->cookiejar);
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// Are we doing a special kind of HTTP request?
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switch ($this->http_method) {
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case 'DELETE':
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curl_setopt($ch, CURLOPT_CUSTOMREQUEST, $this->http_method);
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break;
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case 'POST':
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curl_setopt($ch, CURLOPT_POST, true);
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break;
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}
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$this->last_http_result = new stdClass();
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$this->last_http_result->response = curl_exec($ch);
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$this->last_http_result->info = curl_getinfo($ch);
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curl_close($ch);
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if (isset($fh)) {
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fclose($fh);
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}
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// Maybe update CSRF token
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$token = $this->parseAuthenticityToken($this->last_http_result->response);
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if ($token) {
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$this->csrf_token = $token;
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}
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return $this->last_http_result;
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}
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private function doHttpDelete($url, $data = array(), $headers = array()) {
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$this->http_method = 'DELETE';
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$this->doHttpRequest($url, $data, $headers);
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$this->http_method = null; // reset for next request
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}
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private function parseAuthenticityToken($str) {
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$m = array();
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preg_match('/<meta (?:name="csrf-token" content="(.*?)"|content="(.*?)" name="csrf-token")/', $str, $m);
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if (empty($m[1]) && !empty($m[2])) {
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$token = $m[2];
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} elseif (!empty($m[1])) {
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$token = $m[1];
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}
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return (!empty($token)) ? $token : false;
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}
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private function readJsonResponse($response) {
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$lines = explode("\r\n", $response);
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$x = array_splice(
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$lines, array_search('', $lines) + 1 // empty, as "\r\n" was explode()'d
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);
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$http_body = array_pop($x);
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return json_decode($http_body);
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}
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public function logIn() {
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$this->doHttpRequest('/users/sign_in');
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$params = array(
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'user[username]' => $this->user,
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'user[password]' => $this->password,
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'authenticity_token' => $this->csrf_token
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);
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$this->doHttpRequest('/users/sign_in', $params);
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$this->doHttpRequest('/stream');
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return (200 === $this->last_http_result->info['http_code']) ? true : false;
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}
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public function getAspects() {
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$this->doHttpRequest('/bookmarklet');
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$m = array();
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preg_match('/"aspects"\:(\[.+?\])/', $this->last_http_result->response, $m);
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return (!empty($m[1])) ? json_decode($m[1]) : false;
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}
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public function getServices() {
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$this->doHttpRequest('/bookmarklet');
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$m = array();
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preg_match('/"configured_services"\:(\[.+?\])/', $this->last_http_result->response, $m);
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return (!empty($m[1])) ? json_decode($m[1]) : false;
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}
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public function getNotifications($notification_type = '', $show = '') {
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$url = '/notifications?format=json';
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if (!empty($notification_type)) {
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$url .= "&type=$notification_type";
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}
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if ('unread' === $show) {
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$url .= '&show=unread';
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}
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$this->doHttpRequest($url);
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return $this->readJsonResponse($this->last_http_result->response);
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}
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public function getComments($post_id) {
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$url = "/posts/$post_id/comments?format=json";
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$this->doHttpRequest($url);
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return $this->readJsonResponse($this->last_http_result->response);
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}
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public function postStatusMessage($msg, $aspect_ids = 'all_aspects', $additional_data = array()) {
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$data = array(
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'aspect_ids' => $aspect_ids,
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'status_message' => array(
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'text' => $msg,
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'provider_display_name' => $this->provider
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)
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);
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if (!empty($additional_data)) {
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$data += $additional_data;
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}
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$headers = array(
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'Content-Type: application/json',
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'Accept: application/json',
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'X-CSRF-Token: ' . $this->csrf_token
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);
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$this->http_method = 'POST';
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$this->doHttpRequest('/status_messages', json_encode($data), $headers);
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$this->http_method = null; // reset for next request
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if (201 !== $this->last_http_result->info['http_code']) {
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// TODO: Handle error.
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return false;
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} elseif (200 !== $this->last_http_result->info['http_code']) {
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$resp = $this->readJsonResponse($this->last_http_result->response);
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return $resp->id;
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}
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}
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public function postPhoto($file) {
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$params = array(
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'photo[pending]' => 'true',
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'qqfile' => basename($file)
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);
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$query_string = '?' . http_build_query($params);
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$headers = array(
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'Accept: application/json',
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'X-Requested-With: XMLHttpRequest',
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'X-CSRF-Token: ' . $this->csrf_token,
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'X-File-Name: ' . basename($file),
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'Content-Type: application/octet-stream',
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);
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if ($size = @filesize($file)) {
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$headers[] = "Content-Length: $size";
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}
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$data = file_get_contents($file);
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$this->doHttpRequest('/photos' . $query_string, $data, $headers);
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return $this->readJsonResponse($this->last_http_result->response);
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}
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public function deletePost($id) {
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$headers = array('X-CSRF-Token: ' . $this->csrf_token);
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$this->doHttpDelete("/posts/$id", array(), $headers);
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return (204 === $this->last_http_result->info['http_code']) ? true : false;
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}
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public function deleteComment($id) {
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$headers = array('X-CSRF-Token: ' . $this->csrf_token);
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$this->doHttpDelete("/comments/$id", array(), $headers);
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return (204 === $this->last_http_result->info['http_code']) ? true : false;
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}
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}
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