include/notifier.php

   1 <?php
   2
   3         require_once("boot.php");
   4
   5         $a = new App;
   6
   7         @include(".htconfig.php");
   8         require_once("dba.php");
   9         $db = new dba($db_host, $db_user, $db_pass, $db_data);
  10                 unset($db_host, $db_user, $db_pass, $db_data);
  11
  12
  13         require_once("session.php");
  14         require_once("datetime.php");
  15         require_once('include/items.php');
  16         require_once('include/bbcode.php');
  17
  18         if($argc < 3)
  19                 return;
  20
  21         $a->set_baseurl(get_config('system','url'));
  22
  23         logger('notifier: invoked: ' . print_r($argv,true));
  24
  25         $cmd = $argv[1];
  26
  27         switch($cmd) {
  28
  29                 case 'mail':
  30                 default:
  31                         $item_id = intval($argv[2]);
  32                         if(! $item_id){
  33                                 killme(); return;
  34                         }
  35                         break;
  36         }
  37
  38         $recipients = array();
  39         $url_recipients = array();
  40
  41         if($cmd === 'mail') {
  42
  43                 $message = q("SELECT * FROM `mail` WHERE `id` = %d LIMIT 1",
  44                                 intval($item_id)
  45                 );
  46                 if(! count($message)){
  47                         killme(); return;
  48                 }
  49                 $uid = $message[0]['uid'];
  50                 $recipients[] = $message[0]['contact-id'];
  51                 $item = $message[0];
  52
  53         }
  54         else {
  55                 // find ancestors
  56
  57                 $r = q("SELECT `parent`, `uid`, `edited` FROM `item` WHERE `id` = %d LIMIT 1",
  58                         intval($item_id)
  59                 );
  60                 if(! count($r)){
  61                         killme(); return;
  62                 }
  63
  64                 $parent_id = $r[0]['parent'];
  65                 $uid = $r[0]['uid'];
  66                 $updated = $r[0]['edited'];
  67
  68                 $items = q("SELECT * FROM `item` WHERE `parent` = %d ORDER BY `id` ASC",
  69                         intval($parent_id)
  70                 );
  71
  72                 if(! count($items)){
  73                         killme(); return;
  74                 }
  75         }
  76
  77         $r = q("SELECT `contact`.*, `user`.`nickname`, `user`.`sprvkey`, `user`.`spubkey`, `user`.`page-flags`
  78                 FROM `contact` LEFT JOIN `user` ON `user`.`uid` = `contact`.`uid`
  79                 WHERE `contact`.`uid` = %d AND `contact`.`self` = 1 LIMIT 1",
  80                 intval($uid)
  81         );
  82
  83         if(count($r))
  84                 $owner = $r[0];
  85         else {
  86                 killme(); return;
  87         }
  88         $hub = get_config('system','huburl');
  89
  90         // If this is a public conversation, notify the feed hub
  91         $notify_hub = true;
  92
  93         // fill this in with a single salmon slap if applicable
  94         $slap = '';
  95
  96         if($cmd != 'mail') {
  97
  98                 require_once('include/group.php');
  99
 100                 $parent = $items[0];
 101
 102                 if($parent['type'] === 'remote') {
 103                         // local followup to remote post
 104                         $followup = true;
 105                         $notify_hub = false; // not public
 106                         $conversant_str = dbesc($parent['contact-id']);
 107                 }
 108                 else {
 109                         $followup = false;
 110
 111                         if((strlen($parent['allow_cid']))
 112                                 || (strlen($parent['allow_gid']))
 113                                 || (strlen($parent['deny_cid']))
 114                                 || (strlen($parent['deny_gid']))) {
 115                                 $notify_hub = false; // private recipients, not public
 116                         }
 117
 118                         $allow_people = expand_acl($parent['allow_cid']);
 119                         $allow_groups = expand_groups(expand_acl($parent['allow_gid']));
 120                         $deny_people = expand_acl($parent['deny_cid']);
 121                         $deny_groups = expand_groups(expand_acl($parent['deny_gid']));
 122
 123                         $conversants = array();
 124
 125                         foreach($items as $item) {
 126                                 $recipients[] = $item['contact-id'];
 127                                 $conversants[] = $item['contact-id'];
 128                                 // pull out additional tagged people to notify (if public message)
 129                                 if($notify_hub && strlen($item['inform'])) {
 130                                         $people = explode(',',$item['inform']);
 131                                         foreach($people as $person) {
 132                                                 if(substr($person,0,4) === 'cid:') {
 133                                                         $recipients[] = intval(substr($person,4));
 134                                                         $conversants[] = intval(substr($person,4));
 135                                                 }
 136                                                 else {
 137                                                         $url_recipients[] = substr($person,4);
 138                                                 }
 139                                         }
 140                                 }
 141                         }
 142
 143                         logger('notifier: url_recipients' . print_r($url_recipients,true));
 144
 145                         $conversants = array_unique($conversants);
 146
 147
 148                         $recipients = array_unique(array_merge($recipients,$allow_people,$allow_groups));
 149                         $deny = array_unique(array_merge($deny_people,$deny_groups));
 150                         $recipients = array_diff($recipients,$deny);
 151
 152                         $conversant_str = dbesc(implode(', ',$conversants));
 153                 }
 154
 155                 $r = q("SELECT * FROM `contact` WHERE `id` IN ( $conversant_str ) AND `blocked` = 0 AND `pending` = 0");
 156
 157                 if( ! count($r)){
 158                         killme(); return;
 159                 }
 160
 161                 $contacts = $r;
 162         }
 163
 164         $feed_template = load_view_file('view/atom_feed.tpl');
 165         $mail_template = load_view_file('view/atom_mail.tpl');
 166
 167         $atom = '';
 168         $hubxml = '';
 169         $slaps = array();
 170
 171         if(strlen($hub)) {
 172                 $hubs = explode(',', $hub);
 173                 if(count($hubs)) {
 174                         foreach($hubs as $h) {
 175                                 $h = trim($h);
 176                                 if(! strlen($h))
 177                                         continue;
 178                                 $hubxml .= '<link rel="hub" href="' . xmlify($h) . '" />' . "\n" ;
 179                         }
 180                 }
 181         }
 182
 183         $atom .= replace_macros($feed_template, array(
 184                         '$version'      => xmlify(FRIENDIKA_VERSION),
 185                         '$feed_id'      => xmlify($a->get_baseurl() . '/profile/' . $owner['nickname'] ),
 186                         '$feed_title'   => xmlify($owner['name']),
 187                         '$feed_updated' => xmlify(datetime_convert('UTC', 'UTC', $updated . '+00:00' , ATOM_TIME)) ,
 188                         '$hub'          => $hubxml,
 189                         '$salmon'       => '',  // private feed, we don't use salmon here
 190                         '$name'         => xmlify($owner['name']),
 191                         '$profile_page' => xmlify($owner['url']),
 192                         '$photo'        => xmlify($owner['photo']),
 193                         '$thumb'        => xmlify($owner['thumb']),
 194                         '$picdate'      => xmlify(datetime_convert('UTC','UTC',$owner['avatar-date'] . '+00:00' , ATOM_TIME)) ,
 195                         '$uridate'      => xmlify(datetime_convert('UTC','UTC',$owner['uri-date']    . '+00:00' , ATOM_TIME)) ,
 196                         '$namdate'      => xmlify(datetime_convert('UTC','UTC',$owner['name-date']   . '+00:00' , ATOM_TIME)) ,
 197                         '$birthday'     => ''
 198         ));
 199
 200         if($cmd === 'mail') {
 201                 $notify_hub = false;  // mail is  not public
 202
 203                 $atom .= replace_macros($mail_template, array(
 204                         '$name'         => xmlify($owner['name']),
 205                         '$profile_page' => xmlify($owner['url']),
 206                         '$thumb'        => xmlify($owner['thumb']),
 207                         '$item_id'      => xmlify($item['uri']),
 208                         '$subject'      => xmlify($item['title']),
 209                         '$created'      => xmlify(datetime_convert('UTC', 'UTC', $item['created'] . '+00:00' , ATOM_TIME)),
 210                         '$content'      => xmlify($item['body']),
 211                         '$parent_id'    => xmlify($item['parent-uri'])
 212                 ));
 213         }
 214         else {
 215                 if($followup) {
 216                         foreach($items as $item) {  // there is only one item
 217                                 if($item['id'] == $item_id) {
 218                                         logger('notifier: followup: item: ' . print_r($item,true), LOGGER_DATA);
 219                                         $slap  = atom_entry($item,'html',$owner,$owner,false);
 220                                         $atom .= atom_entry($item,'text',$owner,$owner,false);
 221                                 }
 222                         }
 223                 }
 224                 else {
 225                         foreach($items as $item) {
 226                                 $contact = get_item_contact($item,$contacts);
 227                                 if(! $contact)
 228                                         continue;
 229
 230                                 $atom   .= atom_entry($item,'text',$contact,$owner,true);
 231
 232                                 // There's a problem here - we *were* going to use salmon to provide semi-authenticated
 233                                 // communication to OStatus, but unless we're the item author they won't verify.
 234                                 // commented out for now, though we'll still send local replies (and any mentions
 235                                 // that they contain) upstream. Rethinking the problem space.
 236
 237 //                              $slaps[] = atom_entry($item,'html',$contact,$owner,true);
 238                         }
 239                 }
 240         }
 241         $atom .= '</feed>' . "\r\n";
 242
 243         logger('notifier: ' . $atom, LOGGER_DATA);
 244
 245 //      logger('notifier: slaps: ' . print_r($slaps,true), LOGGER_DATA);
 246
 247         if($followup)
 248                 $recip_str = $parent['contact-id'];
 249         else
 250                 $recip_str = implode(', ', $recipients);
 251
 252
 253         $r = q("SELECT * FROM `contact` WHERE `id` IN ( %s ) AND `blocked` = 0 ",
 254                 dbesc($recip_str)
 255         );
 256         if(! count($r)){
 257                 killme(); return;
 258         }
 259         // delivery loop
 260
 261         require_once('include/salmon.php');
 262
 263         foreach($r as $contact) {
 264                 if($contact['self'])
 265                         continue;
 266
 267                 $deliver_status = 0;
 268
 269                 switch($contact['network']) {
 270                         case 'dfrn':
 271                                 logger('notifier: dfrndelivery: ' . $contact['name']);
 272                                 $deliver_status = dfrn_deliver($owner,$contact,$atom);
 273
 274                                 logger('notifier: dfrn_delivery returns ' . $deliver_status);
 275
 276                                 if($deliver_status == (-1)) {
 277                                         logger('notifier: delivery failed: queuing message');
 278                                         // queue message for redelivery
 279                                         q("INSERT INTO `queue` ( `cid`, `created`, `last`, `content`)
 280                                                 VALUES ( %d, '%s', '%s', '%s') ",
 281                                                 intval($contact['id']),
 282                                                 dbesc(datetime_convert()),
 283                                                 dbesc(datetime_convert()),
 284                                                 dbesc($atom)
 285                                         );
 286                                 }
 287                                 break;
 288                         case 'stat':
 289                                 if($followup && $contact['notify']) {
 290                                         logger('notifier: slapdelivery: ' . $contact['name']);
 291                                         $deliver_status = slapper($owner,$contact['notify'],$slap);
 292
 293                                         if($deliver_status == (-1)) {
 294                                                 // queue message for redelivery
 295                                                 q("INSERT INTO `queue` ( `cid`, `created`, `last`, `content`)
 296                                                         VALUES ( %d, '%s', '%s', '%s') ",
 297                                                         intval($contact['id']),
 298                                                         dbesc(datetime_convert()),
 299                                                         dbesc(datetime_convert()),
 300                                                         dbesc($slap)
 301                                                 );
 302
 303                                         }
 304
 305
 306                                 }
 307                                 else {
 308
 309                                         // only send salmon if public - e.g. if it's ok to notify
 310                                         // a public hub, it's ok to send a salmon
 311
 312                                         if(count($slaps) && $notify_hub) {
 313                                                 logger('notifier: slapdelivery: ' . $contact['name']);
 314                                                 foreach($slaps as $slappy) {
 315                                                         if($contact['notify']) {
 316                                                                 $deliver_status = slapper($owner,$contact['notify'],$slappy);
 317                                                                 if($deliver_status == (-1)) {
 318                                                                         // queue message for redelivery
 319                                                                         q("INSERT INTO `queue` ( `cid`, `created`, `last`, `content`)
 320                                                                                 VALUES ( %d, '%s', '%s', '%s') ",
 321                                                                                 intval($contact['id']),
 322                                                                                 dbesc(datetime_convert()),
 323                                                                                 dbesc(datetime_convert()),
 324                                                                                 dbesc($slappy)
 325                                                                         );
 326                                                                 }
 327                                                         }
 328                                                 }
 329                                         }
 330                                 }
 331                                 break;
 332                         case 'mail':
 333                         case 'dspr':
 334                         case 'feed':
 335                         default:
 336                                 break;
 337                 }
 338         }
 339
 340         // send additional slaps to mentioned remote tags (@foo@example.com)
 341
 342         if($slap && count($url_recipients) && $followup && $notify_hub) {
 343                 foreach($url_recipients as $url) {
 344                         if($url) {
 345                                 logger('notifier: urldelivery: ' . $url);
 346                                 $deliver_status = slapper($owner,$url,$slap);
 347                                 // TODO: redeliver/queue these items on failure, though there is no contact record
 348                         }
 349                 }
 350         }
 351
 352         if((strlen($hub)) && ($notify_hub)) {
 353                 $hubs = explode(',', $hub);
 354                 if(count($hubs)) {
 355                         foreach($hubs as $h) {
 356                                 $h = trim($h);
 357                                 if(! strlen($h))
 358                                         continue;
 359                                 $params = 'hub.mode=publish&hub.url=' . urlencode($a->get_baseurl() . '/dfrn_poll/' . $owner['nickname'] );
 360                                 post_url($h,$params);
 361                                 logger('pubsub: publish: ' . $h . ' returned ' . $a->get_curl_code());
 362                                 if(count($hubs) > 1)
 363                                         sleep(7);                               // try and avoid multiple hubs responding at precisely the same time
 364                         }
 365                 }
 366         }
 367
 368         killme();
 369