forked from friendica/friendica-addons
Support for FB Real-Time Updates according to http://developers.facebook.com/docs/reference/api/realtime/ . Plugin needs to be deactivated and activated again in order to enable the settings
This commit is contained in:
Tobias Hößl
parent
2e6e68c242
commit
c51ae6551d
1 changed files with 282 additions and 1 deletions
|
|
@ -76,10 +76,90 @@ function facebook_module() {}
|
|||
|
||||
|
||||
|
||||
/* If a->argv[1] is a nickname, this is a callback from Facebook oauth requests. */
|
||||
// If a->argv[1] is a nickname, this is a callback from Facebook oauth requests.
|
||||
// If $_REQUEST["realtime_cb"] is set, this is a callback from the Real-Time Updates API
|
||||
|
||||
function facebook_init(&$a) {
|
||||
|
||||
if (x($_REQUEST, "realtime_cb") && x($_REQUEST, "realtime_cb")) {
|
||||
logger("facebook_init: Facebook Real-Time callback called", LOGGER_DEBUG);
|
||||
|
||||
if (x($_REQUEST["hub_verify_token"])) {
|
||||
// this is the verification callback while registering for real time updates
|
||||
|
||||
$verify_token = get_config('facebook', 'cb_verify_token');
|
||||
if ($verify_token != $_REQUEST["hub_verify_token"]) {
|
||||
logger('facebook_init: Wrong Facebook Callback Verifier - expected ' . $verify_token . ', got ' . $_REQUEST["hub_verify_token"]);
|
||||
return;
|
||||
}
|
||||
|
||||
if (x($_REQUEST, "hub_challenge")) {
|
||||
logger('facebook_init: Answering Challenge: ' . $_REQUEST["hub_challenge"], LOGGER_DATA);
|
||||
echo $_REQUEST["hub_challenge"];
|
||||
die();
|
||||
}
|
||||
}
|
||||
|
||||
require_once('include/items.php');
|
||||
|
||||
// this is a status update
|
||||
$content = file_get_contents("php://input");
|
||||
if (is_numeric($content)) $content = file_get_contents("php://input");
|
||||
$js = json_decode($content);
|
||||
logger(print_r($js, true), LOGGER_DATA);
|
||||
|
||||
if (!isset($js->object) || $js->object != "user" || !isset($js->entry)) {
|
||||
logger('facebook_init: Could not parse Real-Time Update data', LOGGER_DEBUG);
|
||||
return;
|
||||
}
|
||||
|
||||
$affected_users = array("feed" => array(), "friends" => array(), "activities" => array());
|
||||
|
||||
foreach ($js->entry as $entry) {
|
||||
$fbuser = $entry->uid;
|
||||
foreach ($entry->changed_fields as $field) {
|
||||
if (!isset($affected_users[$field])) {
|
||||
logger('facebook_init: Unknown field "' . $field . '"');
|
||||
continue;
|
||||
}
|
||||
if (in_array($fbuser, $affected_users[$field])) continue;
|
||||
switch ($field) {
|
||||
case "feed":
|
||||
logger('facebook_init: FB-User ' . $fbuser . ' / feed', LOGGER_DEBUG);
|
||||
|
||||
$r = q("SELECT `uid` FROM `pconfig` WHERE `cat` = 'facebook' AND `k` = 'self_id' AND `v` = '%s' LIMIT 1", dbesc($fbuser));
|
||||
if(! count($r))
|
||||
continue;
|
||||
$uid = $r[0]['uid'];
|
||||
|
||||
$access_token = get_pconfig($uid,'facebook','access_token');
|
||||
if(! $access_token)
|
||||
return;
|
||||
|
||||
if(! get_pconfig($uid,'facebook','no_wall')) {
|
||||
$private_wall = intval(get_pconfig($uid,'facebook','private_wall'));
|
||||
$s = fetch_url('https://graph.facebook.com/me/feed?access_token=' . $access_token);
|
||||
if($s) {
|
||||
$j = json_decode($s);
|
||||
logger('facebook_init: wall: ' . print_r($j,true), LOGGER_DATA);
|
||||
fb_consume_stream($uid,$j,($private_wall) ? false : true);
|
||||
}
|
||||
}
|
||||
|
||||
break;
|
||||
case "friend":
|
||||
// @TODO
|
||||
break;
|
||||
case "activities":
|
||||
//@TODO
|
||||
break;
|
||||
}
|
||||
$affected_users[$field][] = $fbuser;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
if($a->argc != 2)
|
||||
return;
|
||||
$nick = $a->argv[1];
|
||||
|
|
@ -479,6 +559,32 @@ function facebook_plugin_settings(&$a,&$b) {
|
|||
|
||||
}
|
||||
|
||||
|
||||
function facebook_plugin_admin(&$a, &$o){
|
||||
|
||||
$activated = false;
|
||||
$access_token = fb_get_app_access_token();
|
||||
if ($access_token) {
|
||||
$ret = facebook_subscriptions_get();
|
||||
if (is_array($ret)) foreach ($ret as $re) if (is_object($re) && $re->object == "user") $activated = true;
|
||||
}
|
||||
if ($activated) {
|
||||
$o = t('Real-Time Updates are activated.') . '<br><br>';
|
||||
$o .= '<input type="submit" name="real_time_deactivate" value="' . t('Deactivate Real-Time Updates') . '">';
|
||||
} else {
|
||||
$o = t('Real-Time Updates not activated.') . '<br><input type="submit" name="real_time_activate" value="' . t('Activate Real-Time Updates') . '">';
|
||||
}
|
||||
}
|
||||
|
||||
function facebook_plugin_admin_post(&$a, &$o){
|
||||
if (x($_REQUEST,'real_time_activate')) {
|
||||
facebook_subscription_add_users();
|
||||
}
|
||||
if (x($_REQUEST,'real_time_deactivate')) {
|
||||
facebook_subscription_del_users();
|
||||
}
|
||||
}
|
||||
|
||||
function facebook_jot_nets(&$a,&$b) {
|
||||
if(! local_user())
|
||||
return;
|
||||
|
|
@ -1153,3 +1259,178 @@ function fb_consume_stream($uid,$j,$wall = false) {
|
|||
}
|
||||
}
|
||||
|
||||
|
||||
function fb_get_app_access_token() {
|
||||
|
||||
$acc_token = get_config('facebook','app_access_token');
|
||||
|
||||
if ($acc_token !== false) return $acc_token;
|
||||
|
||||
$appid = get_config('facebook','appid');
|
||||
$appsecret = get_config('facebook', 'appsecret');
|
||||
|
||||
if ($appid === false || $appsecret === false) {
|
||||
logger('fb_get_app_access_token: appid and/or appsecret not set', LOGGER_DEBUG);
|
||||
return false;
|
||||
}
|
||||
|
||||
$x = fetch_url('https://graph.facebook.com/oauth/access_token?client_id=' . $appid . '&client_secret=' . $appsecret . "&grant_type=client_credentials");
|
||||
|
||||
if(strpos($x,'access_token=') !== false) {
|
||||
logger('fb_get_app_access_token: returned access token: ' . $x, LOGGER_DATA);
|
||||
|
||||
$token = str_replace('access_token=', '', $x);
|
||||
if(strpos($token,'&') !== false)
|
||||
$token = substr($token,0,strpos($token,'&'));
|
||||
|
||||
if ($token == "") {
|
||||
logger('fb_get_app_access_token: empty token: ' . $x, LOGGER_DEBUG);
|
||||
return false;
|
||||
}
|
||||
set_config('facebook','app_access_token',$token);
|
||||
return $token;
|
||||
} else {
|
||||
logger('fb_get_app_access_token: response did not contain an access_token: ' . $x, LOGGER_DATA);
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
function facebook_subscription_del_users() {
|
||||
$a = get_app();
|
||||
$access_token = fb_get_app_access_token();
|
||||
|
||||
$url = "https://graph.facebook.com/" . get_config('facebook', 'appid' ) . "/subscriptions?access_token=" . $access_token;
|
||||
delete_url($url);
|
||||
}
|
||||
|
||||
function facebook_subscription_add_users() {
|
||||
|
||||
$a = get_app();
|
||||
$access_token = fb_get_app_access_token();
|
||||
|
||||
$url = "https://graph.facebook.com/" . get_config('facebook', 'appid' ) . "/subscriptions?access_token=" . $access_token;
|
||||
|
||||
list($usec, $sec) = explode(" ", microtime());
|
||||
$verify_token = sha1($usec . $sec . rand(0, 999999999));
|
||||
set_config('facebook', 'cb_verify_token', $verify_token);
|
||||
|
||||
$cb = $a->get_baseurl() . '/facebook/?realtime_cb=1';
|
||||
|
||||
$j = post_url($url,array(
|
||||
"object" => "user",
|
||||
"fields" => "feed,friends,activities",
|
||||
"callback_url" => $cb,
|
||||
"verify_token" => $verify_token,
|
||||
));
|
||||
del_config('facebook', 'cb_verify_token');
|
||||
|
||||
if ($j) {
|
||||
logger("Facebook reponse: " . $j, LOGGER_DATA);
|
||||
};
|
||||
}
|
||||
|
||||
function facebook_subscriptions_get() {
|
||||
|
||||
$access_token = fb_get_app_access_token();
|
||||
|
||||
$url = "https://graph.facebook.com/" . get_config('facebook', 'appid' ) . "/subscriptions?access_token=" . $access_token;
|
||||
$j = fetch_url($url);
|
||||
$ret = null;
|
||||
if ($j) {
|
||||
$x = json_decode($j);
|
||||
if (isset($x->data)) $ret = $x->data;
|
||||
}
|
||||
return $ret;
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
// DELETE-request to $url
|
||||
|
||||
if(! function_exists('delete_url')) {
|
||||
function delete_url($url,$headers = null, &$redirects = 0, $timeout = 0) {
|
||||
$a = get_app();
|
||||
$ch = curl_init($url);
|
||||
if(($redirects > 8) || (! $ch))
|
||||
return false;
|
||||
|
||||
curl_setopt($ch, CURLOPT_HEADER, true);
|
||||
curl_setopt($ch, CURLOPT_RETURNTRANSFER,true);
|
||||
curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "DELETE");
|
||||
curl_setopt($ch, CURLOPT_USERAGENT, "Friendica");
|
||||
|
||||
if(intval($timeout)) {
|
||||
curl_setopt($ch, CURLOPT_TIMEOUT, $timeout);
|
||||
}
|
||||
else {
|
||||
$curl_time = intval(get_config('system','curl_timeout'));
|
||||
curl_setopt($ch, CURLOPT_TIMEOUT, (($curl_time !== false) ? $curl_time : 60));
|
||||
}
|
||||
|
||||
if(defined('LIGHTTPD')) {
|
||||
if(!is_array($headers)) {
|
||||
$headers = array('Expect:');
|
||||
} else {
|
||||
if(!in_array('Expect:', $headers)) {
|
||||
array_push($headers, 'Expect:');
|
||||
}
|
||||
}
|
||||
}
|
||||
if($headers)
|
||||
curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
|
||||
|
||||
$check_cert = get_config('system','verifyssl');
|
||||
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, (($check_cert) ? true : false));
|
||||
$prx = get_config('system','proxy');
|
||||
if(strlen($prx)) {
|
||||
curl_setopt($ch, CURLOPT_HTTPPROXYTUNNEL, 1);
|
||||
curl_setopt($ch, CURLOPT_PROXY, $prx);
|
||||
$prxusr = get_config('system','proxyuser');
|
||||
if(strlen($prxusr))
|
||||
curl_setopt($ch, CURLOPT_PROXYUSERPWD, $prxusr);
|
||||
}
|
||||
|
||||
$a->set_curl_code(0);
|
||||
|
||||
// don't let curl abort the entire application
|
||||
// if it throws any errors.
|
||||
|
||||
$s = @curl_exec($ch);
|
||||
|
||||
$base = $s;
|
||||
$curl_info = curl_getinfo($ch);
|
||||
$http_code = $curl_info['http_code'];
|
||||
|
||||
$header = '';
|
||||
|
||||
// Pull out multiple headers, e.g. proxy and continuation headers
|
||||
// allow for HTTP/2.x without fixing code
|
||||
|
||||
while(preg_match('/^HTTP\/[1-2].+? [1-5][0-9][0-9]/',$base)) {
|
||||
$chunk = substr($base,0,strpos($base,"\r\n\r\n")+4);
|
||||
$header .= $chunk;
|
||||
$base = substr($base,strlen($chunk));
|
||||
}
|
||||
|
||||
if($http_code == 301 || $http_code == 302 || $http_code == 303) {
|
||||
$matches = array();
|
||||
preg_match('/(Location:|URI:)(.*?)\n/', $header, $matches);
|
||||
$url = trim(array_pop($matches));
|
||||
$url_parsed = @parse_url($url);
|
||||
if (isset($url_parsed)) {
|
||||
$redirects++;
|
||||
return delete_url($url,$headers,$redirects,$timeout);
|
||||
}
|
||||
}
|
||||
$a->set_curl_code($http_code);
|
||||
$body = substr($s,strlen($header));
|
||||
|
||||
$a->set_curl_headers($header);
|
||||
|
||||
curl_close($ch);
|
||||
return($body);
|
||||
}}
|
||||
Loading…
Reference in a new issue