Official Addons for the Friendica Communications Platform. (please note that this is a clone of the repository at github, issues are handled there)
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

267 lines
7.0 KiB

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