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[friendica.git] / include / notifier.php
index f1231839b83854df3116cb49634299472fa0d0ea..5766747b8b08d276cc14e0e9fd055e75d4ecb585 100644 (file)
 <?php
 
-require_once("boot.php");
+       $debugging = true;
 
-$a = new App;
+       require_once("boot.php");
 
-@include(".htconfig.php");
-require_once("dba.php");
-$db = new dba($db_host, $db_user, $db_pass, $db_data, $install);
-       unset($db_host, $db_user, $db_pass, $db_data);
+       $a = new App;
 
-require_once("session.php");
-require_once("datetime.php");
+       @include(".htconfig.php");
+       require_once("dba.php");
+       $db = new dba($db_host, $db_user, $db_pass, $db_data);
+               unset($db_host, $db_user, $db_pass, $db_data);
 
-// FIXME - generalise for other content, probably create a notify queue in 
-// the db with type and recipient list
+       require_once("session.php");
+       require_once("datetime.php");
+       require_once('include/items.php');
 
-if($argc < 3)
-       exit;
+       if($argc < 3)
+               exit;
 
-       $baseurl = trim(hex2bin($argv[1]));
+       $a->set_baseurl(get_config('system','url'));
 
-       $cmd = $argv[2];
+       $cmd = $argv[1];
 
        switch($cmd) {
 
+               case 'mail':
                default:
-                       $item_id = intval($argv[3]);
+                       $item_id = intval($argv[2]);
                        if(! $item_id)
                                killme();
                        break;
        }
 
-
-       $is_parent = false;
+       if($debugging)
+               dbg(3);
 
        $recipients = array();
 
-       // fetch requested item(s)
+       if($cmd == 'mail') {
+
+               $message = q("SELECT * FROM `mail` WHERE `id` = %d LIMIT 1",
+                               intval($item_id)
+               );
+               if(! count($message))
+                       killme();
+               $uid = $message[0]['uid'];
+               $recipients[] = $message[0]['contact-id'];
+               $item = $message[0];
+
+       }
+       else {
+               // find ancestors
+
+               $r = q("SELECT `parent`, `uid`, `edited` FROM `item` WHERE `id` = %d LIMIT 1",
+                       intval($item_id)
+               );
+               if(! count($r))
+                       killme();
+
+               $parent = $r[0]['parent'];
+               $uid = $r[0]['uid'];
+               $updated = $r[0]['edited'];
 
-       $r = q("SELECT `item`.*,  `contact`.*,`item`.`id` AS `item_id` FROM `item` LEFT JOIN `contact` ON `item`.`contact-id` = `contact`.`id` 
-               WHERE `item`.`id` = %d LIMIT 1",
-               intval($item_id)
+               $items = q("SELECT * FROM `item` WHERE `parent` = %d ORDER BY `id` ASC",
+                       intval($parent)
+               );
+
+               if(! count($items))
+                       killme();
+       }
+
+       $r = q("SELECT `contact`.*, `user`.`nickname` 
+               FROM `contact` LEFT JOIN `user` ON `user`.`uid` = `contact`.`uid` 
+               WHERE `contact`.`uid` = %d AND `contact`.`self` = 1 LIMIT 1",
+               intval($uid)
        );
-       if(! count($r))
+
+       if(count($r))
+               $owner = $r[0];
+       else
                killme();
 
-       $item = $r[0];
+       if($cmd != 'mail') {
 
-       $recipients[] = $item['contact-id'];
+               require_once('include/group.php');
 
-       if($item['parent'] == $item['id']) {
-               $is_parent = true;
+               $parent = $items[0];
+
+               if($parent['type'] == 'remote') {
+                       // local followup to remote post
+                       $followup = true;
+                       $conversant_str = dbesc($parent['contact-id']);
+               }
+               else {
+                       $followup = false;
+
+                       $allow_people = expand_acl($parent['allow_cid']);
+                       $allow_groups = expand_groups(expand_acl($parent['allow_gid']));
+                       $deny_people = expand_acl($parent['deny_cid']);
+                       $deny_groups = expand_groups(expand_acl($parent['deny_gid']));
+
+                       $conversants = array();
+
+                       foreach($items as $item) {
+                               $recipients[] = $item['contact-id'];
+                               $conversants[] = $item['contact-id'];
+                       }
+
+                       $conversants = array_unique($conversants,SORT_NUMERIC);
+
+
+                       $recipients = array_unique(array_merge($recipients,$allow_people,$allow_groups),SORT_NUMERIC);
+                       $deny = array_unique(array_merge($deny_people,$deny_groups),SORT_NUMERIC);
+                       $recipients = array_diff($recipients,$deny);
+       
+                       $conversant_str = dbesc(implode(', ',$conversants));
+
+
+               }
+
+               $r = q("SELECT * FROM `contact` WHERE `id` IN ( $conversant_str ) AND `blocked` = 0 AND `pending` = 0");
+
+               if( ! count($r))
+                       killme();
+
+               $contacts = $r;
+
+               $tomb_template = file_get_contents('view/atom_tomb.tpl');
+               $item_template = file_get_contents('view/atom_item.tpl');
+               $cmnt_template = file_get_contents('view/atom_cmnt.tpl');
        }
-       else {
-               $r = q("SELECT * FROM `item` WHERE `id` = %d LIMIT 1",
-                       intval($item['parent'])
-               );
-               if(count($r))
-                       $parent = $r[0];
+
+       $feed_template = file_get_contents('view/atom_feed.tpl');
+       $mail_template = file_get_contents('view/atom_mail.tpl');
+
+       $atom = '';
+
+
+       $atom .= replace_macros($feed_template, array(
+                       '$feed_id'      => xmlify($a->get_baseurl() . '/profile/' . $owner['nickname'] ),
+                       '$feed_title'   => xmlify($owner['name']),
+                       '$feed_updated' => xmlify(datetime_convert('UTC', 'UTC', $updated . '+00:00' , ATOM_TIME)) ,
+                       '$name'         => xmlify($owner['name']),
+                       '$profile_page' => xmlify($owner['url']),
+                       '$photo'        => xmlify($owner['photo']),
+                       '$thumb'        => xmlify($owner['thumb']),
+                       '$picdate'      => xmlify(datetime_convert('UTC','UTC',$owner['avatar-date'] . '+00:00' , ATOM_TIME)) ,
+                       '$uridate'      => xmlify(datetime_convert('UTC','UTC',$owner['uri-date']    . '+00:00' , ATOM_TIME)) ,
+                       '$namdate'      => xmlify(datetime_convert('UTC','UTC',$owner['name-date']   . '+00:00' , ATOM_TIME))
+       ));
+
+       if($cmd == 'mail') {
+               $atom .= replace_macros($mail_template, array(
+                       '$name'         => xmlify($owner['name']),
+                       '$profile_page' => xmlify($owner['url']),
+                       '$thumb'        => xmlify($owner['thumb']),
+                       '$item_id'      => xmlify($item['uri']),
+                       '$subject'      => xmlify($item['title']),
+                       '$created'      => xmlify(datetime_convert('UTC', 'UTC', $item['created'] . '+00:00' , ATOM_TIME)),
+                       '$content'      => xmlify($item['body']),
+                       '$parent_id'    => xmlify($item['parent-uri'])
+               ));
        }
+       else {
 
-       if(is_array($parent))
-               $recipients[] = $parent['contact-id'];
 
-       $r = q("SELECT `contact-id` FROM `item` WHERE `hash` = '%s' AND `id` != %d AND `id` != %d",
-               dbesc($item['hash']),
-               intval($item['id']),
-               intval($item['parent'])
-       );
-       if(count($r)) {
-               foreach($r as $rr) {
-                       if($rr['contact-id'] != $item['contact-id'])
-                               $recipients[] = $rr['contact-id'];
+               if($followup) {
+                       foreach($items as $item) {
+
+                               $verb = construct_verb($item);
+                               $actobj = construct_activity($item);
+
+                               if($item['id'] == $item_id) {
+                                       $atom .= replace_macros($cmnt_template, array(
+                                               '$name'               => xmlify($owner['name']),
+                                               '$profile_page'       => xmlify($owner['url']),
+                                               '$thumb'              => xmlify($owner['thumb']),
+                                               '$owner_name'         => xmlify($item['owner-name']),
+                                               '$owner_profile_page' => xmlify($item['owner-link']),
+                                               '$owner_thumb'        => xmlify($item['owner-avatar']),
+                                               '$item_id'            => xmlify($item['uri']),
+                                               '$title'              => xmlify($item['title']),
+                                               '$published'          => xmlify(datetime_convert('UTC', 'UTC', $item['created'] . '+00:00' , ATOM_TIME)),
+                                               '$updated'            => xmlify(datetime_convert('UTC', 'UTC', $item['edited'] . '+00:00' , ATOM_TIME)),
+                                               '$location'           => xmlify($item['location']),
+                                               '$type'               => 'text',
+                                               '$verb'               => xmlify($verb),
+                                               '$actobj'             => $actobj,
+                                               '$content'            => xmlify($item['body']),
+                                               '$parent_id'          => xmlify($item['parent-uri']),
+                                               '$comment_allow'      => 0
+                                       ));
+                               }
+                       }
+               }
+               else {
+                       foreach($items as $item) {
+                               if($item['deleted']) {
+                                       $atom .= replace_macros($tomb_template, array(
+                                               '$id' => xmlify($item['uri']),
+                                               '$updated' => xmlify(datetime_convert('UTC', 'UTC', $item['edited'] . '+00:00' , ATOM_TIME))
+                                       ));
+                               }
+                               else {
+                                       foreach($contacts as $contact) {
+                                               if($item['contact-id'] == $contact['id']) {
+
+                                                       $verb = construct_verb($item);
+                                                       $actobj = construct_activity($item);
+
+                                                       if($item['parent'] == $item['id']) {
+                                                               $atom .= replace_macros($item_template, array(
+                                                                       '$name'               => xmlify($contact['name']),
+                                                                       '$profile_page'       => xmlify($contact['url']),
+                                                                       '$thumb'              => xmlify($contact['thumb']),
+                                                                       '$owner_name'         => xmlify($item['owner-name']),
+                                                                       '$owner_profile_page' => xmlify($item['owner-link']),
+                                                                       '$owner_thumb'        => xmlify($item['owner-avatar']),
+                                                                       '$item_id'            => xmlify($item['uri']),
+                                                                       '$title'              => xmlify($item['title']),
+                                                                       '$published'          => xmlify(datetime_convert('UTC', 'UTC', $item['created'] . '+00:00' , ATOM_TIME)),
+                                                                       '$updated'            => xmlify(datetime_convert('UTC', 'UTC', $item['edited'] . '+00:00' , ATOM_TIME)),
+                                                                       '$location'           => xmlify($item['location']),
+                                                                       '$type'               => 'text',
+                                                                       '$verb'               => xmlify($verb),
+                                                                       '$actobj'             => $actobj,
+                                                                       '$content'            => xmlify($item['body']),
+                                                                       '$comment_allow'      => (($item['last-child']) ? 1 : 0)
+                                                               ));
+                                                       }
+                                                       else {
+                                                               $atom .= replace_macros($cmnt_template, array(
+                                                                       '$name'          => xmlify($contact['name']),
+                                                                       '$profile_page'  => xmlify($contact['url']),
+                                                                       '$thumb'         => xmlify($contact['thumb']),
+                                                                       '$item_id'       => xmlify($item['uri']),
+                                                                       '$title'         => xmlify($item['title']),
+                                                                       '$published'     => xmlify(datetime_convert('UTC', 'UTC', $item['created'] . '+00:00' , ATOM_TIME)),
+                                                                       '$updated'       => xmlify(datetime_convert('UTC', 'UTC', $item['edited'] . '+00:00' , ATOM_TIME)),
+                                                                       '$content'       => xmlify($item['body']),
+                                                                       '$location'      => xmlify($item['location']),
+                                                                       '$type'          => 'text',
+                                                                       '$verb'          => xmlify($verb),
+                                                                       '$actobj'        => $actobj,
+                                                                       '$parent_id'     => xmlify($item['parent-uri']),
+                                                                       '$comment_allow' => (($item['last-child']) ? 1 : 0)
+                                                               ));
+                                                       }
+                                               }
+                                       }
+                               }
+                       }
                }
        }
+       $atom .= "</feed>\r\n";
 
-       $tpl = file_get_contents('view/atomic.tpl');
-
-       // FIXME should dump the entire conversation
-
-       $atom = replace_macros($tpl, array(
-               '$feed_id' => xmlify($baseurl),
-               '$feed_title' => xmlify('Wall Item'),
-               '$feed_updated' => xmlify(datetime_convert('UTC','UTC',$item['edited'] . '+00:00' ,'Y-m-d\Th:i:s\Z')) ,
-               '$name' => xmlify($item['name']),
-               '$profile_page' => xmlify($item['url']),
-               '$thumb' => xmlify($item['thumb']),
-               '$item_id' => xmlify($item['hash'] . '-' . $item['id']),
-               '$title' => xmlify(''),
-               '$link' => xmlify($baseurl . '/item/' . $item['id']),
-               '$updated' => xmlify(datetime_convert('UTC','UTC',$item['edited'] . '+00:00' ,'Y-m-d\Th:i:s\Z')),
-               '$summary' => xmlify(''),
-               '$content' => xmlify($item['body'])
-       ));
+       if($debugging)
+               echo $atom;
 
-print_r($atom);
-       // atomify
+       // create a clone of this feed but with comments disabled to send to those who can't respond. 
 
-       // expand list of recipients
+       $atom_nowrite = str_replace('<dfrn:comment-allow>1','<dfrn:comment-allow>0',$atom);
 
-dbg(3);
 
+       if($followup)
+               $recip_str = $parent['contact-id'];
+       else
+               $recip_str = implode(', ', $recipients);
 
-       $recipients = array_unique($recipients);
-print_r($recipients);
-       $recip_str = implode(', ', $recipients);
 
        $r = q("SELECT * FROM `contact` WHERE `id` IN ( %s ) ",
                dbesc($recip_str)
@@ -118,40 +281,86 @@ print_r($recipients);
                if($rr['self'])
                        continue;
 
-               if(! strlen($rr['dfrn-id']))
+               if((! strlen($rr['dfrn-id'])) && (! $rr['duplex']))
                        continue;
-               $url = $rr['notify'] . '?dfrn_id=' . $rr['dfrn-id'];
-print_r($url);
+
+
+               $idtosend = $orig_id = (($rr['dfrn-id']) ? $rr['dfrn-id'] : $rr['issued-id']);
+
+               if($rr['duplex'] && $rr['dfrn-id'])
+                       $idtosend = '0:' . $orig_id;
+               if($rr['duplex'] && $rr['issued-id'])
+                       $idtosend = '1:' . $orig_id;            
+
+               $url = $rr['notify'] . '?dfrn_id=' . $idtosend;
+
+               if($debugging)
+                       echo "URL: $url";
+
                $xml = fetch_url($url);
-echo $xml;
 
-print_r($xml);
+               if($debugging)
+                       echo $xml;
+
                if(! $xml)
                        continue;
 
                $res = simplexml_load_string($xml);
-print_r($res);
-var_dump($res);
 
-               if((intval($res->status) != 0) || (! strlen($res->challenge)) || ($res->dfrn_id != $rr['dfrn-id']))
+               if((intval($res->status) != 0) || (! strlen($res->challenge)) || (! strlen($res->dfrn_id)))
                        continue;
 
-               $postvars = array();
+               $postvars     = array();
 
-               $postvars['dfrn_id'] = $rr['dfrn-id'];
-               $challenge = hex2bin($res->challenge);
-echo "dfrn-id:" . $res->dfrn_id . "\r\n";
-echo "challenge:" . $res->challenge . "\r\n";
-echo "pubkey:" . $rr['pubkey'] . "\r\n";
+               $sent_dfrn_id = hex2bin($res->dfrn_id);
+               $challenge    = hex2bin($res->challenge);
 
-               openssl_public_decrypt($challenge,$postvars['challenge'],$rr['pubkey']);
+               $final_dfrn_id = '';
 
-               $postvars['data'] = $atom;
+               if($rr['duplex'] && strlen($rr['prvkey'])) {
+                       openssl_private_decrypt($sent_dfrn_id,$final_dfrn_id,$rr['prvkey']);
+                       openssl_private_decrypt($challenge,$postvars['challenge'],$rr['prvkey']);
+               }
+               else {
+                       openssl_public_decrypt($sent_dfrn_id,$final_dfrn_id,$rr['pubkey']);
+                       openssl_public_decrypt($challenge,$postvars['challenge'],$rr['pubkey']);
+               }
+
+               $final_dfrn_id = substr($final_dfrn_id, 0, strpos($final_dfrn_id, '.'));
+
+               if(strpos($final_dfrn_id,':') == 1)
+                       $final_dfrn_id = substr($final_dfrn_id,2);
+
+               if($final_dfrn_id != $orig_id) {
+                       // did not decode properly - cannot trust this site 
+                       continue;
+               }
+
+               $postvars['dfrn_id'] = $idtosend;
 
-print_r($postvars);
-               $xml = fetch_url($url,$postvars);
+               if(($rr['rel']) && ($rr['rel'] != REL_FAN) && (! $rr['blocked']) && (! $rr['readonly'])) {
+                       $postvars['data'] = $atom;
+               }
+               else {
+                       $postvars['data'] = $atom_nowrite;
+               }
+
+               $xml = post_url($rr['notify'],$postvars);
+
+               if($debugging)
+                       echo $xml;
 
-                               
+               $res = simplexml_load_string($xml);
+
+               // Currently there is no retry attempt for failed mail delivery.
+               // We need to handle this in the UI, report the non-deliverables and try again
+               if(($cmd == 'mail') && (intval($res->status) == 0)) {
+
+                       $r = q("UPDATE `mail` SET `delivered` = 1 WHERE `id` = %d LIMIT 1",
+                               intval($item_id)
+                       );
+               }
        }
 
        killme();