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:' . $a->get_hostname() . ':unfollow:' . get_guid(32),
 117                         '$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 function get_contact_details_by_url($url, $uid = -1) {
 195         require_once("mod/proxy.php");
 196         require_once("include/bbcode.php");
 197
 198         if ($uid == -1)
 199                 $uid = local_user();
 200
 201         $r = q("SELECT `url`, `name`, `nick`, `photo`, `location`, `about`, `keywords`, `gender`, `community`, `network` FROM `gcontact` WHERE `nurl` = '%s' LIMIT 1",
 202                 dbesc(normalise_link($url)));
 203
 204         if ($r)
 205                 $profile = $r[0];
 206         else {
 207                 $r = q("SELECT `url`, `name`, `nick`, `avatar` AS `photo`, `location`, `about` FROM `unique_contacts` WHERE `url` = '%s'",
 208                         dbesc(normalise_link($url)));
 209
 210                 if (count($r)) {
 211                         $profile = $r[0];
 212                         $profile["keywords"] = "";
 213                         $profile["gender"] = "";
 214                         $profile["community"] = false;
 215                         $profile["network"] = "";
 216                 }
 217         }
 218
 219         // Fetching further contact data from the contact table
 220         $r = q("SELECT `id`, `uid`, `url`, `network`, `name`, `nick`, `location`, `about`, `keywords`, `gender`, `photo`, `addr`, `forum`, `prv`, `bd` FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d AND `network` = '%s'",
 221                 dbesc(normalise_link($url)), intval($uid), dbesc($profile["network"]));
 222
 223         if (!count($r))
 224                 $r = q("SELECT `id`, `uid`, `url`, `network`, `name`, `nick`, `location`, `about`, `keywords`, `gender`, `photo`, `addr`, `forum`, `prv`, `bd` FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d",
 225                         dbesc(normalise_link($url)), intval($uid));
 226
 227         if (!count($r))
 228                 $r = q("SELECT `id`, `uid`, `url`, `network`, `name`, `nick`, `location`, `about`, `keywords`, `gender`, `photo`, `addr`, `forum`, `prv`, `bd` FROM `contact` WHERE `nurl` = '%s' AND `uid` = 0",
 229                         dbesc(normalise_link($url)));
 230
 231         if ($r) {
 232                 if (isset($r[0]["url"]) AND $r[0]["url"])
 233                         $profile["url"] = $r[0]["url"];
 234                 if (isset($r[0]["name"]) AND $r[0]["name"])
 235                         $profile["name"] = $r[0]["name"];
 236                 if (isset($r[0]["nick"]) AND $r[0]["nick"] AND ($profile["nick"] == ""))
 237                         $profile["nick"] = $r[0]["nick"];
 238                 if (isset($r[0]["photo"]) AND $r[0]["photo"])
 239                         $profile["photo"] = $r[0]["photo"];
 240                 if (isset($r[0]["location"]) AND $r[0]["location"])
 241                         $profile["location"] = $r[0]["location"];
 242                 if (isset($r[0]["about"]) AND $r[0]["about"])
 243                         $profile["about"] = $r[0]["about"];
 244                 if (isset($r[0]["keywords"]) AND $r[0]["keywords"])
 245                         $profile["keywords"] = $r[0]["keywords"];
 246                 if (isset($r[0]["gender"]) AND $r[0]["gender"])
 247                         $profile["gender"] = $r[0]["gender"];
 248                 if (isset($r[0]["forum"]) AND isset($r[0]["prv"]))
 249                         $profile["community"] = ($r[0]["forum"] OR $r[0]["prv"]);
 250                 if (isset($r[0]["network"]) AND $r[0]["network"])
 251                         $profile["network"] = $r[0]["network"];
 252                 if (isset($r[0]["addr"]) AND $r[0]["addr"])
 253                         $profile["addr"] = $r[0]["addr"];
 254                 if (isset($r[0]["bd"]) AND $r[0]["bd"])
 255                         $profile["bd"] = $r[0]["bd"];
 256                 if ($r[0]["uid"] == 0)
 257                         $profile["cid"] = 0;
 258                 else
 259                         $profile["cid"] = $r[0]["id"];
 260         } else
 261                 $profile["cid"] = 0;
 262
 263         if (isset($profile["photo"]))
 264                 $profile["photo"] = proxy_url($profile["photo"], false, PROXY_SIZE_SMALL);
 265
 266         if (isset($profile["location"]))
 267                 $profile["location"] = bbcode($profile["location"]);
 268
 269         if (isset($profile["about"]))
 270                 $profile["about"] = bbcode($profile["about"]);
 271
 272         if (($profile["cid"] == 0) AND ($profile["network"] == NETWORK_DIASPORA)) {
 273                 $profile["location"] = "";
 274                 $profile["about"] = "";
 275         }
 276
 277         return($profile);
 278 }
 279
 280 if(! function_exists('contact_photo_menu')){
 281 function contact_photo_menu($contact) {
 282
 283         $a = get_app();
 284
 285         $contact_url="";
 286         $pm_url="";
 287         $status_link="";
 288         $photos_link="";
 289         $posts_link="";
 290         $contact_drop_link = "";
 291         $poke_link="";
 292
 293         $sparkle = false;
 294         if($contact['network'] === NETWORK_DFRN) {
 295                 $sparkle = true;
 296                 $profile_link = $a->get_baseurl() . '/redir/' . $contact['id'];
 297         }
 298         else
 299                 $profile_link = $contact['url'];
 300
 301         if($profile_link === 'mailbox')
 302                 $profile_link = '';
 303
 304         if($sparkle) {
 305                 $status_link = $profile_link . "?url=status";
 306                 $photos_link = $profile_link . "?url=photos";
 307                 $profile_link = $profile_link . "?url=profile";
 308         }
 309
 310         if (in_array($contact["network"], array(NETWORK_DFRN, NETWORK_DIASPORA)))
 311                 $pm_url = $a->get_baseurl() . '/message/new/' . $contact['id'];
 312
 313         if ($contact["network"] == NETWORK_DFRN)
 314                 $poke_link = $a->get_baseurl() . '/poke/?f=&c=' . $contact['id'];
 315
 316         $contact_url = $a->get_baseurl() . '/contacts/' . $contact['id'];
 317         $posts_link = $a->get_baseurl() . '/network/0?nets=all&cid=' . $contact['id'];
 318         $contact_drop_link = $a->get_baseurl() . "/contacts/" . $contact['id'] . '/drop?confirm=1';
 319
 320
 321         $menu = Array(
 322                 'status' => array(t("View Status"), $status_link),
 323                 'profile' => array(t("View Profile"), $profile_link),
 324                 'photos' => array(t("View Photos"), $photos_link),
 325                 'network' => array(t("Network Posts"), $posts_link),
 326                 'edit' => array(t("Edit Contact"), $contact_url),
 327                 'drop' => array(t("Drop Contact"), $contact_drop_link),
 328                 'pm' => array(t("Send PM"), $pm_url),
 329                 'poke' => array(t("Poke"), $poke_link),
 330         );
 331
 332
 333         $args = array('contact' => $contact, 'menu' => &$menu);
 334
 335         call_hooks('contact_photo_menu', $args);
 336
 337 /*      $o = "";
 338         foreach($menu as $k=>$v){
 339                 if ($v!="") {
 340                         if(($k !== t("Network Posts")) && ($k !== t("Send PM")) && ($k !== t('Edit Contact')))
 341                                 $o .= "<li><a target=\"redir\" href=\"$v\">$k</a></li>\n";
 342                         else
 343                                 $o .= "<li><a href=\"$v\">$k</a></li>\n";
 344                 }
 345         }
 346         return $o;*/
 347
 348         foreach($menu as $k=>$v){
 349                 if ($v[1]!="") {
 350                         if(($v[0] !== t("Network Posts")) && ($v[0] !== t("Send PM")) && ($v[0] !== t('Edit Contact')))
 351                                 $menu[$k][2] = 1;
 352                         else
 353                                 $menu[$k][2] = 0;
 354                 }
 355         }
 356
 357         $menucondensed = array();
 358
 359         foreach ($menu AS $menuitem)
 360                 if ($menuitem[1] != "")
 361                         $menucondensed[] = $menuitem;
 362
 363         return $menucondensed;
 364 }}
 365
 366
 367 function random_profile() {
 368         $r = q("SELECT `url` FROM `gcontact` WHERE `network` = '%s'
 369                                 AND `last_contact` >= `last_failure`
 370                                 AND `updated` > UTC_TIMESTAMP - INTERVAL 1 MONTH
 371                         ORDER BY rand() LIMIT 1",
 372                 dbesc(NETWORK_DFRN));
 373
 374         if(count($r))
 375                 return dirname($r[0]['url']);
 376         return '';
 377 }
 378
 379
 380 function contacts_not_grouped($uid,$start = 0,$count = 0) {
 381
 382         if(! $count) {
 383                 $r = q("select count(*) as total from contact where uid = %d and self = 0 and id not in (select distinct(`contact-id`) from group_member where uid = %d) ",
 384                         intval($uid),
 385                         intval($uid)
 386                 );
 387
 388                 return $r;
 389
 390
 391         }
 392
 393         $r = q("select * from contact where uid = %d and self = 0 and id not in (select distinct(`contact-id`) from group_member where uid = %d) and blocked = 0 and pending = 0 limit %d, %d",
 394                 intval($uid),
 395                 intval($uid),
 396                 intval($start),
 397                 intval($count)
 398         );
 399
 400         return $r;
 401 }
 402
 403 function get_contact($url, $uid = 0) {
 404         require_once("include/Scrape.php");
 405
 406         $data = array();
 407         $contactid = 0;
 408
 409         // is it an address in the format user@server.tld?
 410         if (!strstr($url, "http") OR strstr($url, "@")) {
 411                 $data = probe_url($url);
 412                 $url = $data["url"];
 413                 if ($url == "")
 414                         return 0;
 415         }
 416
 417         $contact = q("SELECT `id`, `avatar-date` FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d",
 418                         dbesc(normalise_link($url)),
 419                         intval($uid));
 420
 421         if (!$contact)
 422                 $contact = q("SELECT `id`, `avatar-date` FROM `contact` WHERE `alias` IN ('%s', '%s') AND `uid` = %d",
 423                                 dbesc($url),
 424                                 dbesc(normalise_link($url)),
 425                                 intval($uid));
 426
 427         if ($contact) {
 428                 $contactid = $contact[0]["id"];
 429
 430                 // Update the contact every 7 days
 431                 $update_photo = ($contact[0]['avatar-date'] < datetime_convert('','','now -7 days'));
 432                 //$update_photo = ($contact[0]['avatar-date'] < datetime_convert('','','now -12 hours'));
 433
 434                 if (!$update_photo)
 435                         return($contactid);
 436         } elseif ($uid != 0)
 437                 return 0;
 438
 439         if (!count($data))
 440                 $data = probe_url($url);
 441
 442         // Does this address belongs to a valid network?
 443         if (!in_array($data["network"], array(NETWORK_DFRN, NETWORK_OSTATUS, NETWORK_DIASPORA)))
 444                 return 0;
 445
 446         // tempory programming. Can be deleted after 2015-02-07
 447         if (($data["alias"] == "") AND (normalise_link($data["url"]) != normalise_link($url)))
 448                 $data["alias"] = normalise_link($url);
 449
 450         if ($contactid == 0) {
 451                 q("INSERT INTO `contact` (`uid`, `created`, `url`, `nurl`, `addr`, `alias`, `notify`, `poll`,
 452                                         `name`, `nick`, `photo`, `network`, `pubkey`, `rel`, `priority`,
 453                                         `batch`, `request`, `confirm`, `poco`,
 454                                         `writable`, `blocked`, `readonly`, `pending`)
 455                                         VALUES (%d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, '%s', '%s', '%s', '%s', 1, 0, 0, 0)",
 456                         intval($uid),
 457                         dbesc(datetime_convert()),
 458                         dbesc($data["url"]),
 459                         dbesc(normalise_link($data["url"])),
 460                         dbesc($data["addr"]),
 461                         dbesc($data["alias"]),
 462                         dbesc($data["notify"]),
 463                         dbesc($data["poll"]),
 464                         dbesc($data["name"]),
 465                         dbesc($data["nick"]),
 466                         dbesc($data["photo"]),
 467                         dbesc($data["network"]),
 468                         dbesc($data["pubkey"]),
 469                         intval(CONTACT_IS_SHARING),
 470                         intval($data["priority"]),
 471                         dbesc($data["batch"]),
 472                         dbesc($data["request"]),
 473                         dbesc($data["confirm"]),
 474                         dbesc($data["poco"])
 475                 );
 476
 477                 $contact = q("SELECT `id` FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d",
 478                                 dbesc(normalise_link($data["url"])),
 479                                 intval($uid));
 480                 if (!$contact)
 481                         return 0;
 482
 483                 $contactid = $contact[0]["id"];
 484         }
 485
 486         require_once("Photo.php");
 487
 488         $photos = import_profile_photo($data["photo"],$uid,$contactid);
 489
 490         q("UPDATE `contact` SET `photo` = '%s', `thumb` = '%s', `micro` = '%s',
 491                 `addr` = '%s', `alias` = '%s', `name` = '%s', `nick` = '%s',
 492                 `name-date` = '%s', `uri-date` = '%s', `avatar-date` = '%s' WHERE `id` = %d",
 493                 dbesc($photos[0]),
 494                 dbesc($photos[1]),
 495                 dbesc($photos[2]),
 496                 dbesc($data["addr"]),
 497                 dbesc($data["alias"]),
 498                 dbesc($data["name"]),
 499                 dbesc($data["nick"]),
 500                 dbesc(datetime_convert()),
 501                 dbesc(datetime_convert()),
 502                 dbesc(datetime_convert()),
 503                 intval($contactid)
 504         );
 505
 506         return $contactid;
 507 }