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
 163                 /// We really should send a notification to the owner after 2-3 weeks
 164                 /// so they won't be surprised when the contact vanishes and can take
 165                 /// remedial action if this was a serious mistake or glitch
 166
 167                 $expiry = $contact['term-date'] . ' + 32 days ';
 168                 if(datetime_convert() > datetime_convert('UTC','UTC',$expiry)) {
 169
 170                         // relationship is really truly dead.
 171                         // archive them rather than delete
 172                         // though if the owner tries to unarchive them we'll start the whole process over again
 173
 174                         q("update contact set `archive` = 1 where id = %d",
 175                                 intval($contact['id'])
 176                         );
 177                         q("UPDATE `item` SET `private` = 2 WHERE `contact-id` = %d AND `uid` = %d", intval($contact['id']), intval($contact['uid']));
 178
 179                         //contact_remove($contact['id']);
 180
 181                 }
 182         }
 183
 184 }}
 185
 186 if(! function_exists('unmark_for_death')) {
 187 function unmark_for_death($contact) {
 188         // It's a miracle. Our dead contact has inexplicably come back to life.
 189         q("UPDATE `contact` SET `term-date` = '%s' WHERE `id` = %d",
 190                 dbesc('0000-00-00 00:00:00'),
 191                 intval($contact['id'])
 192         );
 193 }}
 194
 195 function get_contact_details_by_url($url, $uid = -1) {
 196         if ($uid == -1)
 197                 $uid = local_user();
 198
 199         $r = q("SELECT `id` AS `gid`, `url`, `name`, `nick`, `addr`, `photo`, `location`, `about`, `keywords`, `gender`, `community`, `network` FROM `gcontact` WHERE `nurl` = '%s' LIMIT 1",
 200                 dbesc(normalise_link($url)));
 201
 202         if ($r) {
 203                 $profile = $r[0];
 204
 205                 if ((($profile["addr"] == "") OR ($profile["name"] == "")) AND
 206                         in_array($profile["network"], array(NETWORK_DFRN, NETWORK_DIASPORA, NETWORK_OSTATUS)))
 207                         proc_run('php',"include/update_gcontact.php", $profile["gid"]);
 208         }
 209
 210         // Fetching further contact data from the contact table
 211         $r = q("SELECT `id`, `uid`, `url`, `network`, `name`, `nick`, `addr`, `location`, `about`, `keywords`, `gender`, `photo`, `addr`, `forum`, `prv`, `bd` FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d AND `network` = '%s'",
 212                 dbesc(normalise_link($url)), intval($uid), dbesc($profile["network"]));
 213
 214         if (!count($r))
 215                 $r = q("SELECT `id`, `uid`, `url`, `network`, `name`, `nick`, `addr`, `location`, `about`, `keywords`, `gender`, `photo`, `addr`, `forum`, `prv`, `bd` FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d",
 216                         dbesc(normalise_link($url)), intval($uid));
 217
 218         if (!count($r))
 219                 $r = q("SELECT `id`, `uid`, `url`, `network`, `name`, `nick`, `addr`, `location`, `about`, `keywords`, `gender`, `photo`, `addr`, `forum`, `prv`, `bd` FROM `contact` WHERE `nurl` = '%s' AND `uid` = 0",
 220                         dbesc(normalise_link($url)));
 221
 222         if ($r) {
 223                 if (isset($r[0]["url"]) AND $r[0]["url"])
 224                         $profile["url"] = $r[0]["url"];
 225                 if (isset($r[0]["name"]) AND $r[0]["name"])
 226                         $profile["name"] = $r[0]["name"];
 227                 if (isset($r[0]["nick"]) AND $r[0]["nick"] AND ($profile["nick"] == ""))
 228                         $profile["nick"] = $r[0]["nick"];
 229                 if (isset($r[0]["addr"]) AND $r[0]["addr"] AND ($profile["addr"] == ""))
 230                         $profile["addr"] = $r[0]["addr"];
 231                 if (isset($r[0]["photo"]) AND $r[0]["photo"])
 232                         $profile["photo"] = $r[0]["photo"];
 233                 if (isset($r[0]["location"]) AND $r[0]["location"])
 234                         $profile["location"] = $r[0]["location"];
 235                 if (isset($r[0]["about"]) AND $r[0]["about"])
 236                         $profile["about"] = $r[0]["about"];
 237                 if (isset($r[0]["keywords"]) AND $r[0]["keywords"])
 238                         $profile["keywords"] = $r[0]["keywords"];
 239                 if (isset($r[0]["gender"]) AND $r[0]["gender"])
 240                         $profile["gender"] = $r[0]["gender"];
 241                 if (isset($r[0]["forum"]) OR isset($r[0]["prv"]))
 242                         $profile["community"] = ($r[0]["forum"] OR $r[0]["prv"]);
 243                 if (isset($r[0]["network"]) AND $r[0]["network"])
 244                         $profile["network"] = $r[0]["network"];
 245                 if (isset($r[0]["addr"]) AND $r[0]["addr"])
 246                         $profile["addr"] = $r[0]["addr"];
 247                 if (isset($r[0]["bd"]) AND $r[0]["bd"])
 248                         $profile["bd"] = $r[0]["bd"];
 249                 if ($r[0]["uid"] == 0)
 250                         $profile["cid"] = 0;
 251                 else
 252                         $profile["cid"] = $r[0]["id"];
 253         } else
 254                 $profile["cid"] = 0;
 255
 256         if (($profile["cid"] == 0) AND ($profile["network"] == NETWORK_DIASPORA)) {
 257                 $profile["location"] = "";
 258                 $profile["about"] = "";
 259         }
 260
 261         return($profile);
 262 }
 263
 264 if(! function_exists('contact_photo_menu')){
 265 function contact_photo_menu($contact, $uid = 0) {
 266
 267         $a = get_app();
 268
 269         $contact_url="";
 270         $pm_url="";
 271         $status_link="";
 272         $photos_link="";
 273         $posts_link="";
 274         $contact_drop_link = "";
 275         $poke_link="";
 276
 277         if ($uid == 0)
 278                 $uid = local_user();
 279
 280         if ($contact["uid"] != $uid) {
 281                 if ($uid == 0) {
 282                         $profile_link = zrl($contact['url']);
 283                         $menu = Array('profile' => array(t("View Profile"), $profile_link, true));
 284
 285                         return $menu;
 286                 }
 287
 288                 $r = q("SELECT * FROM `contact` WHERE `nurl` = '%s' AND `network` = '%s' AND `uid` = %d",
 289                         dbesc($contact["nurl"]), dbesc($contact["network"]), intval($uid));
 290                 if ($r)
 291                         return contact_photo_menu($r[0], $uid);
 292                 else {
 293                         $profile_link = zrl($contact['url']);
 294                         $connlnk = 'follow/?url='.$contact['url'];
 295                         $menu = Array(
 296                                 'profile' => array(t("View Profile"), $profile_link, true),
 297                                 'follow' => array(t("Connect/Follow"), $connlnk, true)
 298                                 );
 299
 300                         return $menu;
 301                 }
 302         }
 303
 304         $sparkle = false;
 305         if($contact['network'] === NETWORK_DFRN) {
 306                 $sparkle = true;
 307                 $profile_link = $a->get_baseurl() . '/redir/' . $contact['id'];
 308         }
 309         else
 310                 $profile_link = $contact['url'];
 311
 312         if($profile_link === 'mailbox')
 313                 $profile_link = '';
 314
 315         if($sparkle) {
 316                 $status_link = $profile_link . "?url=status";
 317                 $photos_link = $profile_link . "?url=photos";
 318                 $profile_link = $profile_link . "?url=profile";
 319         }
 320
 321         if (in_array($contact["network"], array(NETWORK_DFRN, NETWORK_DIASPORA)))
 322                 $pm_url = $a->get_baseurl() . '/message/new/' . $contact['id'];
 323
 324         if ($contact["network"] == NETWORK_DFRN)
 325                 $poke_link = $a->get_baseurl() . '/poke/?f=&c=' . $contact['id'];
 326
 327         $contact_url = $a->get_baseurl() . '/contacts/' . $contact['id'];
 328         $posts_link = $a->get_baseurl() . "/contacts/" . $contact['id'] . '/posts';
 329         $contact_drop_link = $a->get_baseurl() . "/contacts/" . $contact['id'] . '/drop?confirm=1';
 330
 331
 332         /**
 333          * menu array:
 334          * "name" => [ "Label", "link", (bool)Should the link opened in a new tab? ]
 335          */
 336         $menu = Array(
 337                 'status' => array(t("View Status"), $status_link, true),
 338                 'profile' => array(t("View Profile"), $profile_link, true),
 339                 'photos' => array(t("View Photos"), $photos_link,true),
 340                 'network' => array(t("Network Posts"), $posts_link,false),
 341                 'edit' => array(t("Edit Contact"), $contact_url, false),
 342                 'drop' => array(t("Drop Contact"), $contact_drop_link, false),
 343                 'pm' => array(t("Send PM"), $pm_url, false),
 344                 'poke' => array(t("Poke"), $poke_link, false),
 345         );
 346
 347
 348         $args = array('contact' => $contact, 'menu' => &$menu);
 349
 350         call_hooks('contact_photo_menu', $args);
 351
 352         $menucondensed = array();
 353
 354         foreach ($menu AS $menuname=>$menuitem)
 355                 if ($menuitem[1] != "")
 356                         $menucondensed[$menuname] = $menuitem;
 357
 358         return $menucondensed;
 359 }}
 360
 361
 362 function random_profile() {
 363         $r = q("SELECT `url` FROM `gcontact` WHERE `network` = '%s'
 364                                 AND `last_contact` >= `last_failure`
 365                                 AND `updated` > UTC_TIMESTAMP - INTERVAL 1 MONTH
 366                         ORDER BY rand() LIMIT 1",
 367                 dbesc(NETWORK_DFRN));
 368
 369         if(count($r))
 370                 return dirname($r[0]['url']);
 371         return '';
 372 }
 373
 374
 375 function contacts_not_grouped($uid,$start = 0,$count = 0) {
 376
 377         if(! $count) {
 378                 $r = q("select count(*) as total from contact where uid = %d and self = 0 and id not in (select distinct(`contact-id`) from group_member where uid = %d) ",
 379                         intval($uid),
 380                         intval($uid)
 381                 );
 382
 383                 return $r;
 384
 385
 386         }
 387
 388         $r = q("select * from contact where uid = %d and self = 0 and id not in (select distinct(`contact-id`) from group_member where uid = %d) and blocked = 0 and pending = 0 limit %d, %d",
 389                 intval($uid),
 390                 intval($uid),
 391                 intval($start),
 392                 intval($count)
 393         );
 394
 395         return $r;
 396 }
 397
 398 function get_contact($url, $uid = 0) {
 399         require_once("include/Scrape.php");
 400
 401         $data = array();
 402         $contactid = 0;
 403
 404         // is it an address in the format user@server.tld?
 405         if (!strstr($url, "http") OR strstr($url, "@")) {
 406                 $data = probe_url($url);
 407                 $url = $data["url"];
 408                 if ($url == "")
 409                         return 0;
 410         }
 411
 412         $contact = q("SELECT `id`, `avatar-date` FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d",
 413                         dbesc(normalise_link($url)),
 414                         intval($uid));
 415
 416         if (!$contact)
 417                 $contact = q("SELECT `id`, `avatar-date` FROM `contact` WHERE `alias` IN ('%s', '%s') AND `uid` = %d",
 418                                 dbesc($url),
 419                                 dbesc(normalise_link($url)),
 420                                 intval($uid));
 421
 422         if ($contact) {
 423                 $contactid = $contact[0]["id"];
 424
 425                 // Update the contact every 7 days
 426                 $update_photo = ($contact[0]['avatar-date'] < datetime_convert('','','now -7 days'));
 427                 //$update_photo = ($contact[0]['avatar-date'] < datetime_convert('','','now -12 hours'));
 428
 429                 if (!$update_photo)
 430                         return($contactid);
 431         } elseif ($uid != 0)
 432                 return 0;
 433
 434         if (!count($data))
 435                 $data = probe_url($url);
 436
 437         // Does this address belongs to a valid network?
 438         if (!in_array($data["network"], array(NETWORK_DFRN, NETWORK_OSTATUS, NETWORK_DIASPORA)))
 439                 return 0;
 440
 441         // tempory programming. Can be deleted after 2015-02-07
 442         if (($data["alias"] == "") AND (normalise_link($data["url"]) != normalise_link($url)))
 443                 $data["alias"] = normalise_link($url);
 444
 445         if ($contactid == 0) {
 446                 q("INSERT INTO `contact` (`uid`, `created`, `url`, `nurl`, `addr`, `alias`, `notify`, `poll`,
 447                                         `name`, `nick`, `photo`, `network`, `pubkey`, `rel`, `priority`,
 448                                         `batch`, `request`, `confirm`, `poco`,
 449                                         `writable`, `blocked`, `readonly`, `pending`)
 450                                         VALUES (%d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, '%s', '%s', '%s', '%s', 1, 0, 0, 0)",
 451                         intval($uid),
 452                         dbesc(datetime_convert()),
 453                         dbesc($data["url"]),
 454                         dbesc(normalise_link($data["url"])),
 455                         dbesc($data["addr"]),
 456                         dbesc($data["alias"]),
 457                         dbesc($data["notify"]),
 458                         dbesc($data["poll"]),
 459                         dbesc($data["name"]),
 460                         dbesc($data["nick"]),
 461                         dbesc($data["photo"]),
 462                         dbesc($data["network"]),
 463                         dbesc($data["pubkey"]),
 464                         intval(CONTACT_IS_SHARING),
 465                         intval($data["priority"]),
 466                         dbesc($data["batch"]),
 467                         dbesc($data["request"]),
 468                         dbesc($data["confirm"]),
 469                         dbesc($data["poco"])
 470                 );
 471
 472                 $contact = q("SELECT `id` FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d",
 473                                 dbesc(normalise_link($data["url"])),
 474                                 intval($uid));
 475                 if (!$contact)
 476                         return 0;
 477
 478                 $contactid = $contact[0]["id"];
 479         }
 480
 481         require_once("Photo.php");
 482
 483         $photos = import_profile_photo($data["photo"],$uid,$contactid);
 484
 485         q("UPDATE `contact` SET `photo` = '%s', `thumb` = '%s', `micro` = '%s',
 486                 `addr` = '%s', `alias` = '%s', `name` = '%s', `nick` = '%s',
 487                 `name-date` = '%s', `uri-date` = '%s', `avatar-date` = '%s' WHERE `id` = %d",
 488                 dbesc($photos[0]),
 489                 dbesc($photos[1]),
 490                 dbesc($photos[2]),
 491                 dbesc($data["addr"]),
 492                 dbesc($data["alias"]),
 493                 dbesc($data["name"]),
 494                 dbesc($data["nick"]),
 495                 dbesc(datetime_convert()),
 496                 dbesc(datetime_convert()),
 497                 dbesc(datetime_convert()),
 498                 intval($contactid)
 499         );
 500
 501         return $contactid;
 502 }