include/socgraph.php

   1 <?php
   2
   3 require_once('include/datetime.php');
   4
   5 /*
   6  * poco_load
   7  *
   8  * Given a contact-id (minimum), load the PortableContacts friend list for that contact,
   9  * and add the entries to the gcontact (Global Contact) table, or update existing entries
  10  * if anything (name or photo) has changed.
  11  * We use normalised urls for comparison which ignore http vs https and www.domain vs domain
  12  *
  13  * Once the global contact is stored add (if necessary) the contact linkage which associates
  14  * the given uid, cid to the global contact entry. There can be many uid/cid combinations
  15  * pointing to the same global contact id.
  16  *
  17  */
  18
  19
  20
  21
  22 function poco_load($cid,$uid = 0,$zcid = 0,$url = null) {
  23
  24         require_once("include/html2bbcode.php");
  25
  26         $a = get_app();
  27
  28         if($cid) {
  29                 if((! $url) || (! $uid)) {
  30                         $r = q("select `poco`, `uid` from `contact` where `id` = %d limit 1",
  31                                 intval($cid)
  32                         );
  33                         if(count($r)) {
  34                                 $url = $r[0]['poco'];
  35                                 $uid = $r[0]['uid'];
  36                         }
  37                 }
  38                 if(! $uid)
  39                         return;
  40         }
  41
  42         if(! $url)
  43                 return;
  44
  45         $url = $url . (($uid) ? '/@me/@all?fields=displayName,urls,photos,updated,network,aboutMe,currentLocation,tags,gender' : '?fields=displayName,urls,photos,updated,network,aboutMe,currentLocation,tags,gender') ;
  46
  47         logger('poco_load: ' . $url, LOGGER_DEBUG);
  48
  49         $s = fetch_url($url);
  50
  51         logger('poco_load: returns ' . $s, LOGGER_DATA);
  52
  53         logger('poco_load: return code: ' . $a->get_curl_code(), LOGGER_DEBUG);
  54
  55         if(($a->get_curl_code() > 299) || (! $s))
  56                 return;
  57
  58         $j = json_decode($s);
  59
  60         logger('poco_load: json: ' . print_r($j,true),LOGGER_DATA);
  61
  62         if(! isset($j->entry))
  63                 return;
  64
  65         $total = 0;
  66         foreach($j->entry as $entry) {
  67
  68                 $total ++;
  69                 $profile_url = '';
  70                 $profile_photo = '';
  71                 $connect_url = '';
  72                 $name = '';
  73                 $network = '';
  74                 $updated = '0000-00-00 00:00:00';
  75                 $location = '';
  76                 $about = '';
  77                 $keywords = '';
  78                 $gender = '';
  79
  80                 $name = $entry->displayName;
  81
  82                 if(isset($entry->urls)) {
  83                         foreach($entry->urls as $url) {
  84                                 if($url->type == 'profile') {
  85                                         $profile_url = $url->value;
  86                                         continue;
  87                                 }
  88                                 if($url->type == 'webfinger') {
  89                                         $connect_url = str_replace('acct:' , '', $url->value);
  90                                         continue;
  91                                 }
  92                         }
  93                 }
  94                 if(isset($entry->photos)) {
  95                         foreach($entry->photos as $photo) {
  96                                 if($photo->type == 'profile') {
  97                                         $profile_photo = $photo->value;
  98                                         continue;
  99                                 }
 100                         }
 101                 }
 102
 103                 if(isset($entry->updated))
 104                         $updated = date("Y-m-d H:i:s", strtotime($entry->updated));
 105
 106                 if(isset($entry->network))
 107                         $network = $entry->network;
 108
 109                 if(isset($entry->currentLocation))
 110                         $location = $entry->currentLocation;
 111
 112                 if(isset($entry->aboutMe))
 113                         $about = html2bbcode($entry->aboutMe);
 114
 115                 if(isset($entry->gender))
 116                         $gender = $entry->gender;
 117
 118                 if(isset($entry->tags))
 119                         foreach($entry->tags as $tag)
 120                                 $keywords = implode(", ", $tag);
 121
 122                 poco_check($profile_url, $name, $network, $profile_photo, $about, $location, $gender, $keywords, $connect_url, $updated, $cid, $uid, $zcid);
 123
 124                 // Update the Friendica contacts. Diaspora is doing it via a message. (See include/diaspora.php)
 125                 if (($location != "") OR ($about != "") OR ($keywords != "") OR ($gender != ""))
 126                         q("UPDATE `contact` SET `location` = '%s', `about` = '%s', `keywords` = '%s', `gender` = '%s'
 127                                 WHERE `nurl` = '%s' AND NOT `self` AND `network` = '%s'",
 128                                 dbesc($location),
 129                                 dbesc($about),
 130                                 dbesc($keywords),
 131                                 dbesc($gender),
 132                                 dbesc(normalise_link($profile_url)),
 133                                 dbesc(NETWORK_DFRN));
 134         }
 135         logger("poco_load: loaded $total entries",LOGGER_DEBUG);
 136
 137         q("DELETE FROM `glink` WHERE `cid` = %d AND `uid` = %d AND `zcid` = %d AND `updated` < UTC_TIMESTAMP - INTERVAL 2 DAY",
 138                 intval($cid),
 139                 intval($uid),
 140                 intval($zcid)
 141         );
 142
 143 }
 144
 145 function poco_check($profile_url, $name, $network, $profile_photo, $about, $location, $gender, $keywords, $connect_url, $updated, $cid = 0, $uid = 0, $zcid = 0) {
 146         $gcid = "";
 147
 148         if ($profile_url == "")
 149                 return $gcid;
 150
 151         $x = q("SELECT * FROM `gcontact` WHERE `nurl` = '%s' LIMIT 1",
 152                 dbesc(normalise_link($profile_url))
 153         );
 154         if(count($x))
 155                 $network = $x[0]["network"];
 156
 157         if (($network == "") OR ($name == "") OR ($profile_photo == "")) {
 158                 require_once("include/Scrape.php");
 159
 160                 $data = probe_url($profile_url);
 161                 $network = $data["network"];
 162                 $name = $data["name"];
 163                 $profile_photo = $data["photo"];
 164         }
 165
 166         if (count($x) AND ($x[0]["network"] == "") AND ($network != "")) {
 167                 q("UPDATE `gcontact` SET `network` = '%s' WHERE `nurl` = '%s'",
 168                         dbesc($network),
 169                         dbesc(normalise_link($profile_url))
 170                 );
 171         }
 172
 173         if (($name == "") OR ($profile_photo == ""))
 174                 return $gcid;
 175
 176         if (!in_array($network, array(NETWORK_DFRN, NETWORK_OSTATUS, NETWORK_DIASPORA, NETWORK_STATUSNET)))
 177                 return $gcid;
 178
 179         logger("profile-check URL: ".$profile_url." name: ".$name." avatar: ".$profile_photo, LOGGER_DEBUG);
 180
 181         if(count($x)) {
 182                 $gcid = $x[0]['id'];
 183
 184                 if (($location == "") AND ($x[0]['location'] != ""))
 185                         $location = $x[0]['location'];
 186
 187                 if (($about == "") AND ($x[0]['about'] != ""))
 188                         $about = $x[0]['about'];
 189
 190                 if (($gender == "") AND ($x[0]['gender'] != ""))
 191                         $gender = $x[0]['gender'];
 192
 193                 if (($keywords == "") AND ($x[0]['keywords'] != ""))
 194                         $keywords = $x[0]['keywords'];
 195
 196                 if($x[0]['name'] != $name || $x[0]['photo'] != $profile_photo || $x[0]['updated'] < $updated) {
 197                         q("update gcontact set `name` = '%s', `network` = '%s', `photo` = '%s', `connect` = '%s', `url` = '%s',
 198                                 `updated` = '%s', `location` = '%s', `about` = '%s', `keywords` = '%s', `gender` = '%s'
 199                                 where `nurl` = '%s'",
 200                                 dbesc($name),
 201                                 dbesc($network),
 202                                 dbesc($profile_photo),
 203                                 dbesc($connect_url),
 204                                 dbesc($profile_url),
 205                                 dbesc($updated),
 206                                 dbesc($location),
 207                                 dbesc($about),
 208                                 dbesc($keywords),
 209                                 dbesc($gender),
 210                                 dbesc(normalise_link($profile_url))
 211                         );
 212                 }
 213         } else {
 214                 q("insert into `gcontact` (`name`,`network`, `url`,`nurl`,`photo`,`connect`, `updated`, `location`, `about`, `keywords`, `gender`)
 215                         values ('%s', '%s', '%s', '%s', '%s','%s', '%s', '%s', '%s', '%s', '%s')",
 216                         dbesc($name),
 217                         dbesc($network),
 218                         dbesc($profile_url),
 219                         dbesc(normalise_link($profile_url)),
 220                         dbesc($profile_photo),
 221                         dbesc($connect_url),
 222                         dbesc($updated),
 223                         dbesc($location),
 224                         dbesc($about),
 225                         dbesc($keywords),
 226                         dbesc($gender)
 227                 );
 228                 $x = q("SELECT * FROM `gcontact` WHERE `nurl` = '%s' LIMIT 1",
 229                         dbesc(normalise_link($profile_url))
 230                 );
 231                 if(count($x))
 232                         $gcid = $x[0]['id'];
 233         }
 234
 235         if(! $gcid)
 236                 return $gcid;
 237
 238         $r = q("SELECT * FROM `glink` WHERE `cid` = %d AND `uid` = %d AND `gcid` = %d AND `zcid` = %d LIMIT 1",
 239                 intval($cid),
 240                 intval($uid),
 241                 intval($gcid),
 242                 intval($zcid)
 243         );
 244         if(! count($r)) {
 245                 q("INSERT INTO `glink` (`cid`,`uid`,`gcid`,`zcid`, `updated`) VALUES (%d,%d,%d,%d, '%s') ",
 246                         intval($cid),
 247                         intval($uid),
 248                         intval($gcid),
 249                         intval($zcid),
 250                         dbesc(datetime_convert())
 251                 );
 252         } else {
 253                 q("UPDATE `glink` SET `updated` = '%s' WHERE `cid` = %d AND `uid` = %d AND `gcid` = %d AND `zcid` = %d",
 254                         dbesc(datetime_convert()),
 255                         intval($cid),
 256                         intval($uid),
 257                         intval($gcid),
 258                         intval($zcid)
 259                 );
 260         }
 261
 262         // For unknown reasons there are sometimes duplicates
 263         q("DELETE FROM `gcontact` WHERE `nurl` = '%s' AND `id` != %d AND
 264                 NOT EXISTS (SELECT `gcid` FROM `glink` WHERE `gcid` = `gcontact`.`id`)",
 265                 dbesc(normalise_link($profile_url)),
 266                 intval($gcid)
 267         );
 268
 269         return $gcid;
 270 }
 271
 272 function poco_contact_from_body($body, $created, $cid, $uid) {
 273         preg_replace_callback("/\[share(.*?)\].*?\[\/share\]/ism",
 274                 function ($match) use ($created, $cid, $uid){
 275                         return(sub_poco_from_share($match, $created, $cid, $uid));
 276                 }, $body);
 277 }
 278
 279 function sub_poco_from_share($share, $created, $cid, $uid) {
 280         $profile = "";
 281         preg_match("/profile='(.*?)'/ism", $share[1], $matches);
 282         if ($matches[1] != "")
 283                 $profile = $matches[1];
 284
 285         preg_match('/profile="(.*?)"/ism', $share[1], $matches);
 286         if ($matches[1] != "")
 287                 $profile = $matches[1];
 288
 289         if ($profile == "")
 290                 return;
 291
 292         logger("prepare poco_check for profile ".$profile, LOGGER_DEBUG);
 293         poco_check($profile, "", "", "", "", "", "", "", "", $created, $cid, $uid);
 294 }
 295
 296 function count_common_friends($uid,$cid) {
 297
 298         $r = q("SELECT count(*) as `total`
 299                 FROM `glink` INNER JOIN `gcontact` on `glink`.`gcid` = `gcontact`.`id`
 300                 where `glink`.`cid` = %d and `glink`.`uid` = %d
 301                 and `gcontact`.`nurl` in (select nurl from contact where uid = %d and self = 0 and blocked = 0 and hidden = 0 and id != %d ) ",
 302                 intval($cid),
 303                 intval($uid),
 304                 intval($uid),
 305                 intval($cid)
 306         );
 307
 308 //      logger("count_common_friends: $uid $cid {$r[0]['total']}");
 309         if(count($r))
 310                 return $r[0]['total'];
 311         return 0;
 312
 313 }
 314
 315
 316 function common_friends($uid,$cid,$start = 0,$limit=9999,$shuffle = false) {
 317
 318         if($shuffle)
 319                 $sql_extra = " order by rand() ";
 320         else
 321                 $sql_extra = " order by `gcontact`.`name` asc ";
 322
 323         $r = q("SELECT `gcontact`.*
 324                 FROM `glink` INNER JOIN `gcontact` on `glink`.`gcid` = `gcontact`.`id`
 325                 where `glink`.`cid` = %d and `glink`.`uid` = %d
 326                 and `gcontact`.`nurl` in (select nurl from contact where uid = %d and self = 0 and blocked = 0 and hidden = 0 and id != %d )
 327                 $sql_extra limit %d, %d",
 328                 intval($cid),
 329                 intval($uid),
 330                 intval($uid),
 331                 intval($cid),
 332                 intval($start),
 333                 intval($limit)
 334         );
 335
 336         return $r;
 337
 338 }
 339
 340
 341 function count_common_friends_zcid($uid,$zcid) {
 342
 343         $r = q("SELECT count(*) as `total`
 344                 FROM `glink` INNER JOIN `gcontact` on `glink`.`gcid` = `gcontact`.`id`
 345                 where `glink`.`zcid` = %d
 346                 and `gcontact`.`nurl` in (select nurl from contact where uid = %d and self = 0 and blocked = 0 and hidden = 0 ) ",
 347                 intval($zcid),
 348                 intval($uid)
 349         );
 350
 351         if(count($r))
 352                 return $r[0]['total'];
 353         return 0;
 354
 355 }
 356
 357 function common_friends_zcid($uid,$zcid,$start = 0, $limit = 9999,$shuffle = false) {
 358
 359         if($shuffle)
 360                 $sql_extra = " order by rand() ";
 361         else
 362                 $sql_extra = " order by `gcontact`.`name` asc ";
 363
 364         $r = q("SELECT `gcontact`.*
 365                 FROM `glink` INNER JOIN `gcontact` on `glink`.`gcid` = `gcontact`.`id`
 366                 where `glink`.`zcid` = %d
 367                 and `gcontact`.`nurl` in (select nurl from contact where uid = %d and self = 0 and blocked = 0 and hidden = 0 )
 368                 $sql_extra limit %d, %d",
 369                 intval($zcid),
 370                 intval($uid),
 371                 intval($start),
 372                 intval($limit)
 373         );
 374
 375         return $r;
 376
 377 }
 378
 379
 380 function count_all_friends($uid,$cid) {
 381
 382         $r = q("SELECT count(*) as `total`
 383                 FROM `glink` INNER JOIN `gcontact` on `glink`.`gcid` = `gcontact`.`id`
 384                 where `glink`.`cid` = %d and `glink`.`uid` = %d ",
 385                 intval($cid),
 386                 intval($uid)
 387         );
 388
 389         if(count($r))
 390                 return $r[0]['total'];
 391         return 0;
 392
 393 }
 394
 395
 396 function all_friends($uid,$cid,$start = 0, $limit = 80) {
 397
 398         $r = q("SELECT `gcontact`.*
 399                 FROM `glink` INNER JOIN `gcontact` on `glink`.`gcid` = `gcontact`.`id`
 400                 where `glink`.`cid` = %d and `glink`.`uid` = %d
 401                 order by `gcontact`.`name` asc LIMIT %d, %d ",
 402                 intval($cid),
 403                 intval($uid),
 404                 intval($start),
 405                 intval($limit)
 406         );
 407
 408         return $r;
 409 }
 410
 411
 412
 413 function suggestion_query($uid, $start = 0, $limit = 80) {
 414
 415         if(! $uid)
 416                 return array();
 417
 418         $network = array(NETWORK_DFRN);
 419
 420         if (get_config('system','diaspora_enabled'))
 421                 $network[] = NETWORK_DIASPORA;
 422
 423         if (!get_config('system','ostatus_disabled'))
 424                 $network[] = NETWORK_OSTATUS;
 425
 426         $sql_network = implode("', '", $network);
 427         //$sql_network = "'".$sql_network."', ''";
 428         $sql_network = "'".$sql_network."'";
 429
 430         $r = q("SELECT count(glink.gcid) as `total`, gcontact.* from gcontact
 431                 INNER JOIN glink on glink.gcid = gcontact.id
 432                 where uid = %d and not gcontact.nurl in ( select nurl from contact where uid = %d )
 433                 and not gcontact.name in ( select name from contact where uid = %d )
 434                 and not gcontact.id in ( select gcid from gcign where uid = %d )
 435                 AND `gcontact`.`updated` != '0000-00-00 00:00:00'
 436                 AND `gcontact`.`network` IN (%s)
 437                 group by glink.gcid order by gcontact.updated desc,total desc limit %d, %d ",
 438                 intval($uid),
 439                 intval($uid),
 440                 intval($uid),
 441                 intval($uid),
 442                 $sql_network,
 443                 intval($start),
 444                 intval($limit)
 445         );
 446
 447         if(count($r) && count($r) >= ($limit -1))
 448                 return $r;
 449
 450         $r2 = q("SELECT gcontact.* from gcontact
 451                 INNER JOIN glink on glink.gcid = gcontact.id
 452                 where glink.uid = 0 and glink.cid = 0 and glink.zcid = 0 and not gcontact.nurl in ( select nurl from contact where uid = %d )
 453                 and not gcontact.name in ( select name from contact where uid = %d )
 454                 and not gcontact.id in ( select gcid from gcign where uid = %d )
 455                 AND `gcontact`.`updated` != '0000-00-00 00:00:00'
 456                 AND `gcontact`.`network` IN (%s)
 457                 order by rand() limit %d, %d ",
 458                 intval($uid),
 459                 intval($uid),
 460                 intval($uid),
 461                 $sql_network,
 462                 intval($start),
 463                 intval($limit)
 464         );
 465
 466         $list = array();
 467         foreach ($r2 AS $suggestion)
 468                 $list[$suggestion["nurl"]] = $suggestion;
 469
 470         foreach ($r AS $suggestion)
 471                 $list[$suggestion["nurl"]] = $suggestion;
 472
 473         return $list;
 474 }
 475
 476 function update_suggestions() {
 477
 478         $a = get_app();
 479
 480         $done = array();
 481
 482         poco_load(0,0,0,$a->get_baseurl() . '/poco');
 483
 484         $done[] = $a->get_baseurl() . '/poco';
 485
 486         if(strlen(get_config('system','directory_submit_url'))) {
 487                 $x = fetch_url('http://dir.friendica.com/pubsites');
 488                 if($x) {
 489                         $j = json_decode($x);
 490                         if($j->entries) {
 491                                 foreach($j->entries as $entry) {
 492                                         $url = $entry->url . '/poco';
 493                                         if(! in_array($url,$done))
 494                                                 poco_load(0,0,0,$entry->url . '/poco');
 495                                 }
 496                         }
 497                 }
 498         }
 499
 500         $r = q("select distinct(poco) as poco from contact where network = '%s'",
 501                 dbesc(NETWORK_DFRN)
 502         );
 503
 504         if(count($r)) {
 505                 foreach($r as $rr) {
 506                         $base = substr($rr['poco'],0,strrpos($rr['poco'],'/'));
 507                         if(! in_array($base,$done))
 508                                 poco_load(0,0,0,$base);
 509                 }
 510         }
 511 }