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