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