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