]> git.mxchange.org Git - friendica-addons.git/blobdiff - facebook/facebook.php
community home: update tgz
[friendica-addons.git] / facebook / facebook.php
index d63c6081080993e22ecb1b9d5d3a17639f5b1cfb..f977bef90192f469097bc26d3cb729aab93447f9 100644 (file)
@@ -3,7 +3,8 @@
  * Name: Facebook Connector
  * Version: 1.3
  * Author: Mike Macgirvin <http://macgirvin.com/profile/mike>
- *         Tobias Hößl <https://github.com/CatoTH/>
+ * Author: Tobias Hößl <https://github.com/CatoTH/>
+ *
  */
 
 /**
@@ -33,6 +34,7 @@ define('FACEBOOK_MAXPOSTLEN', 63206);
 define('FACEBOOK_SESSION_ERR_NOTIFICATION_INTERVAL', 259200); // 3 days
 define('FACEBOOK_DEFAULT_POLL_INTERVAL', 60); // given in minutes
 define('FACEBOOK_MIN_POLL_INTERVAL', 5);
+define('FACEBOOK_RTU_ERR_MAIL_AFTER_MINUTES', 180); // 3 hours
 
 require_once('include/security.php');
 
@@ -78,38 +80,38 @@ 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;
                }
-               
+
                $affected_users = array("feed" => array(), "friends" => array());
-               
+
                foreach ($js->entry as $entry) {
                        $fbuser = $entry->uid;
                        foreach ($entry->changed_fields as $field) {
@@ -118,20 +120,20 @@ function facebook_init(&$a) {
                                        continue;
                                }
                                if (in_array($fbuser, $affected_users[$field])) continue;
-                               
+
                                $r = q("SELECT `uid` FROM `pconfig` WHERE `cat` = 'facebook' AND `k` = 'self_id' AND `v` = '%s' LIMIT 1", dbesc($fbuser));
                                if(! count($r))
                                        continue;
                                $uid = $r[0]['uid'];
-                               
+
                                $access_token = get_pconfig($uid,'facebook','access_token');
                                if(! $access_token)
                                        return;
-                               
+
                                switch ($field) {
                                        case "feed":
                                                logger('facebook_init: FB-User ' . $fbuser . ' / feed', LOGGER_DEBUG);
-                                               
+
                                                if(! get_pconfig($uid,'facebook','no_wall')) {
                                                        $private_wall = intval(get_pconfig($uid,'facebook','private_wall'));
                                                        $s = fetch_url('https://graph.facebook.com/me/feed?access_token=' . $access_token);
@@ -145,11 +147,11 @@ function facebook_init(&$a) {
                                                                }
                                                        }
                                                }
-                                               
+
                                        break;
                                        case "friends":
                                                logger('facebook_init: FB-User ' . $fbuser . ' / friends', LOGGER_DEBUG);
-                                               
+
                                                fb_get_friends($uid, false);
                                                set_pconfig($uid,'facebook','friend_check',time());
                                        break;
@@ -161,10 +163,11 @@ function facebook_init(&$a) {
                }
        }
 
-       
        if($a->argc != 2)
                return;
+
        $nick = $a->argv[1];
+
        if(strlen($nick))
                $r = q("SELECT `uid` FROM `user` WHERE `nickname` = '%s' LIMIT 1",
                                dbesc($nick)
@@ -187,7 +190,7 @@ function facebook_init(&$a) {
 
                $x = fetch_url('https://graph.facebook.com/oauth/access_token?client_id='
                        . $appid . '&client_secret=' . $appsecret . '&redirect_uri='
-                       . urlencode($a->get_baseurl() . '/facebook/' . $nick) 
+                       . urlencode($a->get_baseurl() . '/facebook/' . $nick)
                        . '&code=' . $auth_code);
 
                logger('facebook_init: returned access token: ' . $x, LOGGER_DATA);
@@ -269,9 +272,13 @@ function fb_get_friends_sync_parsecontact($uid, $contact) {
 
     if(count($r)) {
 
+               // update profile photos once every two weeks as we have no notification of when they change.
+
+               $update_photo = (($r[0]['avatar-date'] < datetime_convert('','','now -14 days')) ? true : false);
+
         // check that we have all the photos, this has been known to fail on occasion
 
-        if((! $r[0]['photo']) || (! $r[0]['thumb']) || (! $r[0]['micro'])) {
+        if((! $r[0]['photo']) || (! $r[0]['thumb']) || (! $r[0]['micro']) || ($update_photo)) {
             require_once("Photo.php");
 
             $photos = import_profile_photo('https://graph.facebook.com/' . $contact->id . '/picture', $uid, $r[0]['id']);
@@ -311,7 +318,7 @@ function fb_get_friends_sync_parsecontact($uid, $contact) {
             dbesc($contact->id),
             dbesc('facebook ' . $contact->id),
             dbesc($contact->name),
-            dbesc(($contact->nickname) ? $contact->nickname : strtolower($contact->first_name)),
+            dbesc(($contact->nickname) ? $contact->nickname : mb_convert_case($contact->first_name, MB_CASE_LOWER, "UTF-8")),
             dbesc('https://graph.facebook.com/' . $contact->id . '/picture'),
             dbesc(NETWORK_FACEBOOK),
             intval(CONTACT_IS_FRIEND),
@@ -331,6 +338,14 @@ function fb_get_friends_sync_parsecontact($uid, $contact) {
 
     $contact_id  = $r[0]['id'];
 
+       $g = q("select def_gid from user where uid = %d limit 1",
+               intval($uid)
+       );
+       if($g && intval($g[0]['def_gid'])) {
+               require_once('include/group.php');
+               group_add_member($uid,'',$contact_id,$g[0]['def_gid']);
+       }
+
     require_once("Photo.php");
 
     $photos = import_profile_photo($r[0]['photo'],$uid,$contact_id);
@@ -395,6 +410,7 @@ function fb_get_friends($uid, $fullsync = true) {
        $access_token = get_pconfig($uid,'facebook','access_token');
 
        $no_linking = get_pconfig($uid,'facebook','no_linking');
+
        if($no_linking)
                return;
 
@@ -402,7 +418,7 @@ function fb_get_friends($uid, $fullsync = true) {
                return;
        $s = fetch_url('https://graph.facebook.com/me/friends?access_token=' . $access_token);
        if($s) {
-               logger('facebook: fb_get_friends: ' . $s, LOGGER_DATA);
+               logger('facebook: fb_gwet_friends: ' . $s, LOGGER_DATA);
                $j = json_decode($s);
                logger('facebook: fb_get_friends: json: ' . print_r($j,true), LOGGER_DATA);
                if(! $j->data)
@@ -419,7 +435,7 @@ function fb_get_friends($uid, $fullsync = true) {
 }
 
 // This is the POST method to the facebook settings page
-// Content is posted to Facebook in the function facebook_post_hook() 
+// Content is posted to Facebook in the function facebook_post_hook()
 
 /**
  * @param App $a
@@ -429,6 +445,10 @@ function facebook_post(&$a) {
        $uid = local_user();
        if($uid){
 
+
+               $fb_limited = get_config('facebook','crestrict');
+
+
                $value = ((x($_POST,'post_by_default')) ? intval($_POST['post_by_default']) : 0);
                set_pconfig($uid,'facebook','post_by_default', $value);
 
@@ -439,12 +459,18 @@ function facebook_post(&$a) {
 
                $private_wall = ((x($_POST,'facebook_private_wall')) ? intval($_POST['facebook_private_wall']) : 0);
                set_pconfig($uid,'facebook','private_wall',$private_wall);
-       
+
 
                set_pconfig($uid,'facebook','blocked_apps',escape_tags(trim($_POST['blocked_apps'])));
 
                $linkvalue = ((x($_POST,'facebook_linking')) ? intval($_POST['facebook_linking']) : 0);
-               set_pconfig($uid,'facebook','no_linking', (($linkvalue) ? 0 : 1));
+
+               if($fb_limited) {
+                       if($linkvalue == 0)
+                               set_pconfig($uid,'facebook','no_linking', 1);
+               }
+               else
+                       set_pconfig($uid,'facebook','no_linking', (($linkvalue) ? 0 : 1));
 
                // FB linkage was allowed but has just been turned off - remove all FB contacts and posts
 
@@ -485,6 +511,13 @@ function facebook_content(&$a) {
                return '';
        }
 
+
+       if(! service_class_allows(local_user(),'facebook_connect')) {
+               notice( t('Permission denied.') . EOL);
+               return upgrade_bool_message();
+       }
+
+
        if($a->argc > 1 && $a->argv[1] === 'remove') {
                del_pconfig(local_user(),'facebook','post');
                info( t('Facebook disabled') . EOL);
@@ -495,6 +528,9 @@ function facebook_content(&$a) {
                info( t('Updating contacts') . EOL);
        }
 
+
+       $fb_limited = get_config('facebook','restrict');
+
        $o = '';
        
        $fb_installed = false;
@@ -548,6 +584,15 @@ function facebook_content(&$a) {
 
                $no_linking = get_pconfig(local_user(),'facebook','no_linking');
                $checked = (($no_linking) ? '' : ' checked="checked" ');
+               if($fb_limited) {
+                       if($no_linking) {
+                               $o .= EOL . '<strong>' . t('Facebook friend linking has been disabled on this site. The following settings will have no effect.') . '</strong>' . EOL;
+                               $checked .= " disabled ";
+                       }
+                       else {
+                               $o .= EOL . '<strong>' . t('Facebook friend linking has been disabled on this site. If you disable it, you will be unable to re-enable it.') . '</strong>' . EOL;
+                       }
+               }
                $o .= '<input type="checkbox" name="facebook_linking" value="1"' . $checked . '/>' . ' ' . t('Link all your Facebook friends and conversations on this website') . EOL ;
 
                $o .= '<p>' . t('Facebook conversations consist of your <em>profile wall</em> and your friend <em>stream</em>.');
@@ -643,8 +688,15 @@ function facebook_cron($a,$b) {
                                logger('facebook_cron: Successful', LOGGER_NORMAL);
                        else {
                                logger('facebook_cron: Failed', LOGGER_NORMAL);
-                               
-                               if(strlen($a->config['admin_email']) && !get_config('facebook', 'realtime_err_mailsent')) {
+
+                               $first_err = get_config('facebook', 'realtime_first_err');
+                               if (!$first_err) {
+                                       $first_err = time();
+                                       set_config('facebook', 'realtime_first_err', $first_err);
+                               }
+                               $first_err_ago = (time() - $first_err);
+
+                               if(strlen($a->config['admin_email']) && !get_config('facebook', 'realtime_err_mailsent') && $first_err_ago > (FACEBOOK_RTU_ERR_MAIL_AFTER_MINUTES * 60)) {
                                        mail($a->config['admin_email'], t('Problems with Facebook Real-Time Updates'),
                                                "Hi!\n\nThere's a problem with the Facebook Real-Time Updates that cannot be solved automatically. Maybe a permission issue?\n\nPlease try to re-activate it on " . $a->config["system"]["url"] . "/admin/plugins/facebook\n\nThis e-mail will only be sent once.",
                                                'From: ' . t('Administrator') . '@' . $_SERVER['SERVER_NAME'] . "\n"
@@ -657,6 +709,7 @@ function facebook_cron($a,$b) {
                        }
                } else { // !facebook_check_realtime_active()
                        del_config('facebook', 'realtime_err_mailsent');
+                       del_config('facebook', 'realtime_first_err');
                }
        }
        
@@ -707,12 +760,12 @@ function facebook_plugin_admin(&$a, &$o){
                elseif (is_array($subs)) {
                        $o .= t('The given API Key seems to work correctly.') . '<br>';
                        $working_connection = true;
-               } else $o .= t('The correctness of the API Key could not be detected. Somthing strange\'s going on.') . '<br>';
+               } else $o .= t('The correctness of the API Key could not be detected. Something strange\'s going on.') . '<br>';
        }
        
        $o .= '<label for="fb_appid">' . t('App-ID / API-Key') . '</label><input id="fb_appid" name="appid" type="text" value="' . escape_tags($appid ? $appid : "") . '"><br style="clear: both;">';
        $o .= '<label for="fb_appsecret">' . t('Application secret') . '</label><input id="fb_appsecret" name="appsecret" type="text" value="' . escape_tags($appsecret ? $appsecret : "") . '"><br style="clear: both;">';
-       $o .= '<label for="fb_poll_interval">' . sprintf(t('Polling Interval (min. %1$s minutes)'), FACEBOOK_MIN_POLL_INTERVAL) . '</label><input name="poll_interval" id="fb_poll_interval" type="number" min="' . FACEBOOK_MIN_POLL_INTERVAL . '" value="' . $poll_interval . '"><br style="clear: both;">';
+       $o .= '<label for="fb_poll_interval">' . sprintf(t('Polling Interval in minutes (minimum %1$s minutes)'), FACEBOOK_MIN_POLL_INTERVAL) . '</label><input name="poll_interval" id="fb_poll_interval" type="number" min="' . FACEBOOK_MIN_POLL_INTERVAL . '" value="' . $poll_interval . '"><br style="clear: both;">';
        $o .= '<label for="fb_sync_comments">' . t('Synchronize comments (no comments on Facebook are missed, at the cost of increased system load)') . '</label><input name="sync_comments" id="fb_sync_comments" type="checkbox" ' . ($sync_comments ? 'checked' : '') . '><br style="clear: both;">';
        $o .= '<input type="submit" name="fb_save_keys" value="' . t('Save') . '">';
        
@@ -731,9 +784,9 @@ function facebook_plugin_admin(&$a, &$o){
 
 /**
  * @param App $a
- * @param null|object $o
  */
-function facebook_plugin_admin_post(&$a, &$o){
+
+function facebook_plugin_admin_post(&$a){
        check_form_security_token_redirectOnErr('/admin/plugins/facebook', 'fbsave');
        
        if (x($_REQUEST,'fb_save_keys')) {
@@ -897,7 +950,7 @@ function facebook_post_hook(&$a,&$b) {
                        if($fb_token && ($toplevel || $b['private'] || $reply)) {
                                logger('facebook: able to post');
                                require_once('library/facebook.php');
-                               require_once('include/bbcode.php');     
+                               require_once('include/bbcode.php');
 
                                $msg = $b['body'];
 
@@ -953,6 +1006,10 @@ function facebook_post_hook(&$a,&$b) {
                                        if(preg_match("/\[img\](.*?)\[\/img\]/is",$b['body'],$matches))
                                                $image = $matches[1];
 
+                               // When saved into the database the content is sent through htmlspecialchars
+                               // That means that we have to decode all image-urls
+                               $image = htmlspecialchars_decode($image);
+
                                // Checking for a bookmark element
                                $body = $b['body'];
                                if (strpos($body, "[bookmark") !== false) {
@@ -972,7 +1029,7 @@ function facebook_post_hook(&$a,&$b) {
                                }
 
                                // At first convert the text to html
-                               $html = bbcode($body);
+                               $html = bbcode($body, false, false);
 
                                // Then convert it to plain text
                                $msg = trim($b['title']." \n\n".html2plain($html, 0, true));
@@ -1036,13 +1093,13 @@ function facebook_post_hook(&$a,&$b) {
 
                                // Fallback - if message is empty
                                if(!strlen($msg))
-                                       $msg = $link;
+                                       $msg = $linkname;
 
                                if(!strlen($msg))
-                                       $msg = $image;
+                                       $msg = $link;
 
                                if(!strlen($msg))
-                                       $msg = $linkname;
+                                       $msg = $image;
 
                                // If there is nothing to post then exit
                                if(!strlen($msg))
@@ -1050,23 +1107,27 @@ function facebook_post_hook(&$a,&$b) {
 
                                logger('Facebook post: msg=' . $msg, LOGGER_DATA);
 
-                               if($likes) { 
+                               if($likes) {
                                        $postvars = array('access_token' => $fb_token);
                                }
                                else {
+                                       // message, picture, link, name, caption, description, source, place, tags
                                        $postvars = array(
-                                               'access_token' => $fb_token, 
+                                               'access_token' => $fb_token,
                                                'message' => $msg
                                        );
-                                       if(isset($image)) {
+                                       if(trim($image) != "") {
                                                $postvars['picture'] = $image;
-                                               //$postvars['type'] = "photo";
                                        }
-                                       if(isset($link)) {
+                                       if(trim($link) != "") {
                                                $postvars['link'] = $link;
-                                               //$postvars['type'] = "link";
+
+                                               // The following doesn't work - why?
+                                               if ((stristr($link,'youtube')) || (stristr($link,'youtu.be')) || (stristr($link,'vimeo'))) {
+                                                       $postvars['source'] = $link;
+                                               }
                                        }
-                                       if(isset($linkname))
+                                       if(trim($linkname) != "")
                                                $postvars['name'] = $linkname;
                                }
 
@@ -1082,15 +1143,15 @@ function facebook_post_hook(&$a,&$b) {
 
                                if($reply) {
                                        $url = 'https://graph.facebook.com/' . $reply . '/' . (($likes) ? 'likes' : 'comments');
-                               } else if (($link != "")  or ($image != "") or ($b['title'] == '') or (strlen($msg) < 500)) { 
+                               } else if (($link != "")  or ($image != "") or ($b['title'] == '') or (strlen($msg) < 500)) {
                                        $url = 'https://graph.facebook.com/me/feed';
                                        if($b['plink'])
                                                $postvars['actions'] = '{"name": "' . t('View on Friendica') . '", "link": "' .  $b['plink'] . '"}';
                                } else {
                                        // if its only a message and a subject and the message is larger than 500 characters then post it as note
                                        $postvars = array(
-                                               'access_token' => $fb_token, 
-                                               'message' => bbcode($b['body']),
+                                               'access_token' => $fb_token,
+                                               'message' => bbcode($b['body'], false, false),
                                                'subject' => $b['title'],
                                        );
                                        $url = 'https://graph.facebook.com/me/notes';
@@ -1181,8 +1242,12 @@ function facebook_post_local(&$a,&$b) {
                $fb_enable = (($fb_post && x($_REQUEST,'facebook_enable')) ? intval($_REQUEST['facebook_enable']) : 0);
 
                // if API is used, default to the chosen settings
-               if($_REQUEST['api_source'] && intval(get_pconfig(local_user(),'facebook','post_by_default')))
-                       $fb_enable = 1;
+               // but allow a specific override
+
+               if($_REQUEST['api_source'] && intval(get_pconfig(local_user(),'facebook','post_by_default'))) {
+                       if(! x($_REQUEST,'facebook_enable'))
+                               $fb_enable = 1;
+               }
 
                if(! $fb_enable)
                        return;
@@ -1727,7 +1792,7 @@ function fb_consume_stream($uid,$j,$wall = false) {
                        // oembed display a picture of the video as well 
                        if ($entry->type != "video") {
                                if(isset($entry->picture) && isset($entry->link)) {
-                                       $datarray['body'] .= "\n" . '[url=' . $entry->link . '][img]'.$entry->picture.'[/img][/url]';   
+                                       $datarray['body'] .= "\n" . '[url=' . $entry->link . '][img]'.$entry->picture.'[/img][/url]';
                                }
                                else {
                                        if(isset($entry->picture))