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 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 = $profile_link . "?url=profile";
 222         }
 223
 224         if (in_array($contact["network"], array(NETWORK_DFRN, NETWORK_DIASPORA)))
 225                 $pm_url = $a->get_baseurl() . '/message/new/' . $contact['id'];
 226
 227         if ($contact["network"] == NETWORK_DFRN)
 228                 $poke_link = $a->get_baseurl() . '/poke/?f=&c=' . $contact['id'];
 229
 230         $contact_url = $a->get_baseurl() . '/contacts/' . $contact['id'];
 231         $posts_link = $a->get_baseurl() . '/network/0?nets=all&cid=' . $contact['id'];
 232         $contact_drop_link = $a->get_baseurl() . "/contacts/" . $contact['id'] . '/drop?confirm=1';
 233
 234
 235         $menu = Array(
 236                 'poke' => array(t("Poke"), $poke_link),
 237                 'status' => array(t("View Status"), $status_link),
 238                 'profile' => array(t("View Profile"), $profile_link),
 239                 'photos' => array(t("View Photos"), $photos_link),
 240                 'network' => array(t("Network Posts"), $posts_link),
 241                 'edit' => array(t("Edit Contact"), $contact_url),
 242                 'drop' => array(t("Drop Contact"), $contact_drop_link),
 243                 'pm' => array(t("Send PM"), $pm_url),
 244         );
 245
 246
 247         $args = array('contact' => $contact, 'menu' => &$menu);
 248
 249         call_hooks('contact_photo_menu', $args);
 250
 251 /*      $o = "";
 252         foreach($menu as $k=>$v){
 253                 if ($v!="") {
 254                         if(($k !== t("Network Posts")) && ($k !== t("Send PM")) && ($k !== t('Edit Contact')))
 255                                 $o .= "<li><a target=\"redir\" href=\"$v\">$k</a></li>\n";
 256                         else
 257                                 $o .= "<li><a href=\"$v\">$k</a></li>\n";
 258                 }
 259         }
 260         return $o;*/
 261
 262         foreach($menu as $k=>$v){
 263                 if ($v[1]!="") {
 264                         if(($v[0] !== t("Network Posts")) && ($v[0] !== t("Send PM")) && ($v[0] !== t('Edit Contact')))
 265                                 $menu[$k][2] = 1;
 266                         else
 267                                 $menu[$k][2] = 0;
 268                 }
 269         }
 270
 271         $menucondensed = array();
 272
 273         foreach ($menu AS $menuitem)
 274                 if ($menuitem[1] != "")
 275                         $menucondensed[] = $menuitem;
 276
 277         return $menucondensed;
 278 }}
 279
 280
 281 function random_profile() {
 282         $r = q("SELECT `url` FROM `gcontact` WHERE `network` = '%s'
 283                                 AND `last_contact` >= `last_failure`
 284                                 AND `updated` > UTC_TIMESTAMP - INTERVAL 1 MONTH
 285                         ORDER BY rand() LIMIT 1",
 286                 dbesc(NETWORK_DFRN));
 287
 288         if(count($r))
 289                 return dirname($r[0]['url']);
 290         return '';
 291 }
 292
 293
 294 function contacts_not_grouped($uid,$start = 0,$count = 0) {
 295
 296         if(! $count) {
 297                 $r = q("select count(*) as total from contact where uid = %d and self = 0 and id not in (select distinct(`contact-id`) from group_member where uid = %d) ",
 298                         intval($uid),
 299                         intval($uid)
 300                 );
 301
 302                 return $r;
 303
 304
 305         }
 306
 307         $r = q("select * from contact where uid = %d and self = 0 and id not in (select distinct(`contact-id`) from group_member where uid = %d) and blocked = 0 and pending = 0 limit %d, %d",
 308                 intval($uid),
 309                 intval($uid),
 310                 intval($start),
 311                 intval($count)
 312         );
 313
 314         return $r;
 315 }
 316
 317 function get_contact($url, $uid = 0) {
 318         require_once("include/Scrape.php");
 319
 320         $data = array();
 321         $contactid = 0;
 322
 323         // is it an address in the format user@server.tld?
 324         if (!strstr($url, "http") OR strstr($url, "@")) {
 325                 $data = probe_url($url);
 326                 $url = $data["url"];
 327                 if ($url == "")
 328                         return 0;
 329         }
 330
 331         $contact = q("SELECT `id`, `avatar-date` FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d",
 332                         dbesc(normalise_link($url)),
 333                         intval($uid));
 334
 335         if (!$contact)
 336                 $contact = q("SELECT `id`, `avatar-date` FROM `contact` WHERE `alias` IN ('%s', '%s') AND `uid` = %d",
 337                                 dbesc($url),
 338                                 dbesc(normalise_link($url)),
 339                                 intval($uid));
 340
 341         if ($contact) {
 342                 $contactid = $contact[0]["id"];
 343
 344                 // Update the contact every 7 days
 345                 $update_photo = ($contact[0]['avatar-date'] < datetime_convert('','','now -7 days'));
 346                 //$update_photo = ($contact[0]['avatar-date'] < datetime_convert('','','now -12 hours'));
 347
 348                 if (!$update_photo)
 349                         return($contactid);
 350         } elseif ($uid != 0)
 351                 return 0;
 352
 353         if (!count($data))
 354                 $data = probe_url($url);
 355
 356         // Does this address belongs to a valid network?
 357         if (!in_array($data["network"], array(NETWORK_DFRN, NETWORK_OSTATUS, NETWORK_DIASPORA)))
 358                 return 0;
 359
 360         // tempory programming. Can be deleted after 2015-02-07
 361         if (($data["alias"] == "") AND (normalise_link($data["url"]) != normalise_link($url)))
 362                 $data["alias"] = normalise_link($url);
 363
 364         if ($contactid == 0) {
 365                 q("INSERT INTO `contact` (`uid`, `created`, `url`, `nurl`, `addr`, `alias`, `notify`, `poll`,
 366                                         `name`, `nick`, `photo`, `network`, `pubkey`, `rel`, `priority`,
 367                                         `batch`, `request`, `confirm`, `poco`,
 368                                         `writable`, `blocked`, `readonly`, `pending`)
 369                                         VALUES (%d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, '%s', '%s', '%s', '%s', 1, 0, 0, 0)",
 370                         intval($uid),
 371                         dbesc(datetime_convert()),
 372                         dbesc($data["url"]),
 373                         dbesc(normalise_link($data["url"])),
 374                         dbesc($data["addr"]),
 375                         dbesc($data["alias"]),
 376                         dbesc($data["notify"]),
 377                         dbesc($data["poll"]),
 378                         dbesc($data["name"]),
 379                         dbesc($data["nick"]),
 380                         dbesc($data["photo"]),
 381                         dbesc($data["network"]),
 382                         dbesc($data["pubkey"]),
 383                         intval(CONTACT_IS_SHARING),
 384                         intval($data["priority"]),
 385                         dbesc($data["batch"]),
 386                         dbesc($data["request"]),
 387                         dbesc($data["confirm"]),
 388                         dbesc($data["poco"])
 389                 );
 390
 391                 $contact = q("SELECT `id` FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d",
 392                                 dbesc(normalise_link($data["url"])),
 393                                 intval($uid));
 394                 if (!$contact)
 395                         return 0;
 396
 397                 $contactid = $contact[0]["id"];
 398         }
 399
 400         require_once("Photo.php");
 401
 402         $photos = import_profile_photo($data["photo"],$uid,$contactid);
 403
 404         q("UPDATE `contact` SET `photo` = '%s', `thumb` = '%s', `micro` = '%s',
 405                 `addr` = '%s', `alias` = '%s', `name` = '%s', `nick` = '%s',
 406                 `name-date` = '%s', `uri-date` = '%s', `avatar-date` = '%s' WHERE `id` = %d",
 407                 dbesc($photos[0]),
 408                 dbesc($photos[1]),
 409                 dbesc($photos[2]),
 410                 dbesc($data["addr"]),
 411                 dbesc($data["alias"]),
 412                 dbesc($data["name"]),
 413                 dbesc($data["nick"]),
 414                 dbesc(datetime_convert()),
 415                 dbesc(datetime_convert()),
 416                 dbesc(datetime_convert()),
 417                 intval($contactid)
 418         );
 419
 420         return $contactid;
 421 }