include/Contact.php

   1 <?php
   2
   3
   4 // Included here for completeness, but this is a very dangerous operation.
   5 // It is the caller's responsibility to confirm the requestor's intent and
   6 // authorisation to do this.
   7
   8 function user_remove($uid) {
   9         if(! $uid)
  10                 return;
  11         $a = get_app();
  12         logger('Removing user: ' . $uid);
  13
  14         $r = q("select * from user where uid = %d limit 1", intval($uid));
  15
  16         call_hooks('remove_user',$r[0]);
  17
  18         // save username (actually the nickname as it is guaranteed
  19         // unique), so it cannot be re-registered in the future.
  20
  21         q("insert into userd ( username ) values ( '%s' )",
  22                 $r[0]['nickname']
  23         );
  24
  25         // don't delete yet, will be done later when contacts have deleted my stuff
  26         // q("DELETE FROM `contact` WHERE `uid` = %d", intval($uid));
  27         q("DELETE FROM `gcign` WHERE `uid` = %d", intval($uid));
  28         q("DELETE FROM `group` WHERE `uid` = %d", intval($uid));
  29         q("DELETE FROM `group_member` WHERE `uid` = %d", intval($uid));
  30         q("DELETE FROM `intro` WHERE `uid` = %d", intval($uid));
  31         q("DELETE FROM `event` WHERE `uid` = %d", intval($uid));
  32         q("DELETE FROM `item` WHERE `uid` = %d", intval($uid));
  33         q("DELETE FROM `item_id` WHERE `uid` = %d", intval($uid));
  34         q("DELETE FROM `mail` WHERE `uid` = %d", intval($uid));
  35         q("DELETE FROM `mailacct` WHERE `uid` = %d", intval($uid));
  36         q("DELETE FROM `manage` WHERE `uid` = %d", intval($uid));
  37         q("DELETE FROM `notify` WHERE `uid` = %d", intval($uid));
  38         q("DELETE FROM `photo` WHERE `uid` = %d", intval($uid));
  39         q("DELETE FROM `attach` WHERE `uid` = %d", intval($uid));
  40         q("DELETE FROM `profile` WHERE `uid` = %d", intval($uid));
  41         q("DELETE FROM `profile_check` WHERE `uid` = %d", intval($uid));
  42         q("DELETE FROM `pconfig` WHERE `uid` = %d", intval($uid));
  43         q("DELETE FROM `search` WHERE `uid` = %d", intval($uid));
  44         q("DELETE FROM `spam` WHERE `uid` = %d", intval($uid));
  45         // don't delete yet, will be done later when contacts have deleted my stuff
  46         // q("DELETE FROM `user` WHERE `uid` = %d", intval($uid));
  47         q("UPDATE `user` SET `account_removed` = 1, `account_expires_on` = UTC_TIMESTAMP() WHERE `uid` = %d", intval($uid));
  48         proc_run('php', "include/notifier.php", "removeme", $uid);
  49
  50         // Send an update to the directory
  51         proc_run('php', "include/directory.php", $r[0]['url']);
  52
  53         if($uid == local_user()) {
  54                 unset($_SESSION['authenticated']);
  55                 unset($_SESSION['uid']);
  56                 goaway($a->get_baseurl());
  57         }
  58 }
  59
  60
  61 function contact_remove($id) {
  62
  63         $r = q("select uid from contact where id = %d limit 1",
  64                 intval($id)
  65         );
  66         if((! count($r)) || (! intval($r[0]['uid'])))
  67                 return;
  68
  69         $archive = get_pconfig($r[0]['uid'], 'system','archive_removed_contacts');
  70         if($archive) {
  71                 q("update contact set `archive` = 1, `network` = 'none', `writable` = 0 where id = %d",
  72                         intval($id)
  73                 );
  74                 return;
  75         }
  76
  77         q("DELETE FROM `contact` WHERE `id` = %d",
  78                 intval($id)
  79         );
  80         q("DELETE FROM `item` WHERE `contact-id` = %d ",
  81                 intval($id)
  82         );
  83         q("DELETE FROM `photo` WHERE `contact-id` = %d ",
  84                 intval($id)
  85         );
  86         q("DELETE FROM `mail` WHERE `contact-id` = %d ",
  87                 intval($id)
  88         );
  89         q("DELETE FROM `event` WHERE `cid` = %d ",
  90                 intval($id)
  91         );
  92         q("DELETE FROM `queue` WHERE `cid` = %d ",
  93                 intval($id)
  94         );
  95
  96 }
  97
  98
  99 // sends an unfriend message. Does not remove the contact
 100
 101 function terminate_friendship($user,$self,$contact) {
 102
 103
 104         $a = get_app();
 105
 106         require_once('include/datetime.php');
 107
 108         if($contact['network'] === NETWORK_OSTATUS) {
 109
 110                 $slap = replace_macros(get_markup_template('follow_slap.tpl'), array(
 111                         '$name' => $user['username'],
 112                         '$profile_page' => $a->get_baseurl() . '/profile/' . $user['nickname'],
 113                         '$photo' => $self['photo'],
 114                         '$thumb' => $self['thumb'],
 115                         '$published' => datetime_convert('UTC','UTC', 'now', ATOM_TIME),
 116                         '$item_id' => 'urn:X-dfrn:' . $a->get_hostname() . ':unfollow:' . random_string(),
 117                         '$title' => '',
 118                         '$type' => 'text',
 119                         '$content' => t('stopped following'),
 120                         '$nick' => $user['nickname'],
 121                         '$verb' => 'http://ostatus.org/schema/1.0/unfollow', // ACTIVITY_UNFOLLOW,
 122                         '$ostat_follow' => '' // '<as:verb>http://ostatus.org/schema/1.0/unfollow</as:verb>' . "\r\n"
 123                 ));
 124
 125                 if((x($contact,'notify')) && (strlen($contact['notify']))) {
 126                         require_once('include/salmon.php');
 127                         slapper($user,$contact['notify'],$slap);
 128                 }
 129         }
 130         elseif($contact['network'] === NETWORK_DIASPORA) {
 131                 require_once('include/diaspora.php');
 132                 diaspora_unshare($user,$contact);
 133         }
 134         elseif($contact['network'] === NETWORK_DFRN) {
 135                 require_once('include/items.php');
 136                 dfrn_deliver($user,$contact,'placeholder', 1);
 137         }
 138
 139 }
 140
 141
 142 // Contact has refused to recognise us as a friend. We will start a countdown.
 143 // If they still don't recognise us in 32 days, the relationship is over,
 144 // and we won't waste any more time trying to communicate with them.
 145 // This provides for the possibility that their database is temporarily messed
 146 // up or some other transient event and that there's a possibility we could recover from it.
 147
 148 if(! function_exists('mark_for_death')) {
 149 function mark_for_death($contact) {
 150
 151         if($contact['archive'])
 152                 return;
 153
 154         if($contact['term-date'] == '0000-00-00 00:00:00') {
 155                 q("UPDATE `contact` SET `term-date` = '%s' WHERE `id` = %d",
 156                                 dbesc(datetime_convert()),
 157                                 intval($contact['id'])
 158                 );
 159         }
 160         else {
 161
 162                 // TODO: We really should send a notification to the owner after 2-3 weeks
 163                 // so they won't be surprised when the contact vanishes and can take
 164                 // remedial action if this was a serious mistake or glitch
 165
 166                 $expiry = $contact['term-date'] . ' + 32 days ';
 167                 if(datetime_convert() > datetime_convert('UTC','UTC',$expiry)) {
 168
 169                         // relationship is really truly dead.
 170                         // archive them rather than delete
 171                         // though if the owner tries to unarchive them we'll start the whole process over again
 172
 173                         q("update contact set `archive` = 1 where id = %d",
 174                                 intval($contact['id'])
 175                         );
 176                         q("UPDATE `item` SET `private` = 2 WHERE `contact-id` = %d AND `uid` = %d", intval($contact['id']), intval($contact['uid']));
 177
 178                         //contact_remove($contact['id']);
 179
 180                 }
 181         }
 182
 183 }}
 184
 185 if(! function_exists('unmark_for_death')) {
 186 function unmark_for_death($contact) {
 187         // It's a miracle. Our dead contact has inexplicably come back to life.
 188         q("UPDATE `contact` SET `term-date` = '%s' WHERE `id` = %d",
 189                 dbesc('0000-00-00 00:00:00'),
 190                 intval($contact['id'])
 191         );
 192 }}
 193
 194 if(! function_exists('contact_photo_menu')){
 195 function contact_photo_menu($contact) {
 196
 197         $a = get_app();
 198
 199         $contact_url="";
 200         $pm_url="";
 201         $status_link="";
 202         $photos_link="";
 203         $posts_link="";
 204         $contact_drop_link = "";
 205         $poke_link="";
 206
 207         $sparkle = false;
 208         if($contact['network'] === NETWORK_DFRN) {
 209                 $sparkle = true;
 210                 $profile_link = $a->get_baseurl() . '/redir/' . $contact['id'];
 211         }
 212         else
 213                 $profile_link = $contact['url'];
 214
 215         if($profile_link === 'mailbox')
 216                 $profile_link = '';
 217
 218         if($sparkle) {
 219                 $status_link = $profile_link . "?url=status";
 220                 $photos_link = $profile_link . "?url=photos";
 221                 $profile_link = $profile_link . "?url=profile";
 222                 $pm_url = $a->get_baseurl() . '/message/new/' . $contact['id'];
 223         }
 224
 225         $poke_link = $a->get_baseurl() . '/poke/?f=&c=' . $contact['id'];
 226         $contact_url = $a->get_baseurl() . '/contacts/' . $contact['id'];
 227         $posts_link = $a->get_baseurl() . '/network/0?nets=all&cid=' . $contact['id'];
 228         $contact_drop_link = $a->get_baseurl() . "/contacts/" . $contact['id'] . '/drop?confirm=1';
 229
 230
 231         $menu = Array(
 232                 'poke' => array(t("Poke"), $poke_link),
 233                 'status' => array(t("View Status"), $status_link),
 234                 'profile' => array(t("View Profile"), $profile_link),
 235                 'photos' => array(t("View Photos"), $photos_link),
 236                 'network' => array(t("Network Posts"), $posts_link),
 237                 'edit' => array(t("Edit Contact"), $contact_url),
 238                 'drop' => array(t("Drop Contact"), $contact_drop_link),
 239                 'pm' => array(t("Send PM"), $pm_url),
 240         );
 241
 242
 243         $args = array('contact' => $contact, 'menu' => &$menu);
 244
 245         call_hooks('contact_photo_menu', $args);
 246
 247 /*      $o = "";
 248         foreach($menu as $k=>$v){
 249                 if ($v!="") {
 250                         if(($k !== t("Network Posts")) && ($k !== t("Send PM")) && ($k !== t('Edit Contact')))
 251                                 $o .= "<li><a target=\"redir\" href=\"$v\">$k</a></li>\n";
 252                         else
 253                                 $o .= "<li><a href=\"$v\">$k</a></li>\n";
 254                 }
 255         }
 256         return $o;*/
 257         foreach($menu as $k=>$v){
 258                 if ($v[1]!="") {
 259                         if(($v[0] !== t("Network Posts")) && ($v[0] !== t("Send PM")) && ($v[0] !== t('Edit Contact')))
 260                                 $menu[$k][2] = 1;
 261                         else
 262                                 $menu[$k][2] = 0;
 263                 }
 264         }
 265         return $menu;
 266 }}
 267
 268
 269 function random_profile() {
 270         $r = q("select url from gcontact where url like '%%://%%/profile/%%' order by rand() limit 1");
 271         if(count($r))
 272                 return dirname($r[0]['url']);
 273         return '';
 274 }
 275
 276
 277 function contacts_not_grouped($uid,$start = 0,$count = 0) {
 278
 279         if(! $count) {
 280                 $r = q("select count(*) as total from contact where uid = %d and self = 0 and id not in (select distinct(`contact-id`) from group_member where uid = %d) ",
 281                         intval($uid),
 282                         intval($uid)
 283                 );
 284
 285                 return $r;
 286
 287
 288         }
 289
 290         $r = q("select * from contact where uid = %d and self = 0 and id not in (select distinct(`contact-id`) from group_member where uid = %d) and blocked = 0 and pending = 0 limit %d, %d",
 291                 intval($uid),
 292                 intval($uid),
 293                 intval($start),
 294                 intval($count)
 295         );
 296
 297         return $r;
 298 }
 299
 300 function get_contact($url, $uid = 0) {
 301         require_once("include/Scrape.php");
 302
 303         $data = array();
 304         $contactid = 0;
 305
 306         // is it an address in the format user@server.tld?
 307         if (!strstr($url, "http") OR strstr($url, "@")) {
 308                 $data = probe_url($url);
 309                 $url = $data["url"];
 310                 if ($url == "")
 311                         return 0;
 312         }
 313
 314         $contact = q("SELECT `id`, `avatar-date` FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d",
 315                         dbesc(normalise_link($url)),
 316                         intval($uid));
 317
 318         if (!$contact)
 319                 $contact = q("SELECT `id`, `avatar-date` FROM `contact` WHERE `alias` IN ('%s', '%s') AND `uid` = %d",
 320                                 dbesc($url),
 321                                 dbesc(normalise_link($url)),
 322                                 intval($uid));
 323
 324         if ($contact) {
 325                 $contactid = $contact[0]["id"];
 326
 327                 // Update the contact every 7 days
 328                 $update_photo = ($contact[0]['avatar-date'] < datetime_convert('','','now -7 days'));
 329                 //$update_photo = ($contact[0]['avatar-date'] < datetime_convert('','','now -12 hours'));
 330
 331                 if (!$update_photo)
 332                         return($contactid);
 333         }
 334
 335         if (!count($data))
 336                 $data = probe_url($url);
 337
 338         // Does this address belongs to a valid network?
 339         if (!in_array($data["network"], array(NETWORK_DFRN, NETWORK_OSTATUS, NETWORK_DIASPORA)))
 340                 return 0;
 341
 342         // tempory programming. Can be deleted after 2015-02-07
 343         if (($data["alias"] == "") AND (normalise_link($data["url"]) != normalise_link($url)))
 344                 $data["alias"] = normalise_link($url);
 345
 346         if ($contactid == 0) {
 347                 q("INSERT INTO `contact` (`uid`, `created`, `url`, `nurl`, `addr`, `alias`, `notify`, `poll`,
 348                                         `name`, `nick`, `photo`, `network`, `pubkey`, `rel`, `priority`,
 349                                         `batch`, `request`, `confirm`, `poco`,
 350                                         `writable`, `blocked`, `readonly`, `pending`)
 351                                         VALUES (%d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, '%s', '%s', '%s', '%s', 1, 0, 0, 0)",
 352                         intval($uid),
 353                         dbesc(datetime_convert()),
 354                         dbesc($data["url"]),
 355                         dbesc(normalise_link($data["url"])),
 356                         dbesc($data["addr"]),
 357                         dbesc($data["alias"]),
 358                         dbesc($data["notify"]),
 359                         dbesc($data["poll"]),
 360                         dbesc($data["name"]),
 361                         dbesc($data["nick"]),
 362                         dbesc($data["photo"]),
 363                         dbesc($data["network"]),
 364                         dbesc($data["pubkey"]),
 365                         intval(CONTACT_IS_SHARING),
 366                         intval($data["priority"]),
 367                         dbesc($data["batch"]),
 368                         dbesc($data["request"]),
 369                         dbesc($data["confirm"]),
 370                         dbesc($data["poco"])
 371                 );
 372
 373                 $contact = q("SELECT `id` FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d",
 374                                 dbesc(normalise_link($data["url"])),
 375                                 intval($uid));
 376                 if (!$contact)
 377                         return 0;
 378
 379                 $contactid = $contact[0]["id"];
 380         }
 381
 382         require_once("Photo.php");
 383
 384         $photos = import_profile_photo($data["photo"],$uid,$contactid);
 385
 386         q("UPDATE `contact` SET `photo` = '%s', `thumb` = '%s', `micro` = '%s',
 387                 `addr` = '%s', `alias` = '%s', `name` = '%s', `nick` = '%s',
 388                 `name-date` = '%s', `uri-date` = '%s', `avatar-date` = '%s' WHERE `id` = %d",
 389                 dbesc($photos[0]),
 390                 dbesc($photos[1]),
 391                 dbesc($photos[2]),
 392                 dbesc($data["addr"]),
 393                 dbesc($data["alias"]),
 394                 dbesc($data["name"]),
 395                 dbesc($data["nick"]),
 396                 dbesc(datetime_convert()),
 397                 dbesc(datetime_convert()),
 398                 dbesc(datetime_convert()),
 399                 intval($contactid)
 400         );
 401
 402         return $contactid;
 403 }