diff options
Diffstat (limited to 'include/socgraph.php')
| -rw-r--r-- | include/socgraph.php | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/include/socgraph.php b/include/socgraph.php new file mode 100644 index 000000000..84cfe4468 --- /dev/null +++ b/include/socgraph.php @@ -0,0 +1,185 @@ +<?php + +require_once('include/datetime.php'); + + +/* + * poco_load + * + * Given a contact-id (minimum), load the PortableContacts friend list for that contact, + * and add the entries to the gcontact (Global Contact) table, or update existing entries + * if anything (name or photo) has changed. + * We use normalised urls for comparison which ignore http vs https and www.domain vs domain + * + * Once the global contact is stored add (if necessary) the contact linkage which associates + * the given uid, cid to the global contact entry. There can be many uid/cid combinations + * pointing to the same global contact id. + * + */ + + + + +function poco_load($cid,$uid = 0,$url = null) { + $a = get_app(); + if((! $url) || (! $uid)) { + $r = q("select `poco`, `uid` from `contact` where `id` = %d limit 1", + intval($cid) + ); + if(count($r)) { + $url = $r[0]['poco']; + $uid = $r[0]['uid']; + } + } + if((! $url) || (! $uid)) + return; + $s = fetch_url($url . '/@me/@all?fields=displayName,urls,photos'); + + if(($a->get_curl_code() > 299) || (! $s)) + return; + $j = json_decode($s); + foreach($j->entry as $entry) { + + $profile_url = ''; + $profile_photo = ''; + $name = ''; + + $name = $entry->displayName; + + foreach($entry->urls as $url) { + if($url->type == 'profile') { + $profile_url = $url->value; + break; + } + } + foreach($entry->photos as $photo) { + if($photo->type == 'profile') { + $profile_photo = $photo->value; + break; + } + } + + if((! $name) || (! $profile_url) || (! $profile_photo)) + continue; + + $x = q("select * from `gcontact` where `nurl` = '%s' limit 1", + dbesc(normalise_link($profile_url)) + ); + if(count($x)) { + $gcid = $x[0]['id']; + + if($x[0]['name'] != $name || $x[0]['photo'] != $profile_photo) { + q("update gcontact set `name` = '%s', `photo` = '%s' where + `nurl` = '%s' limit 1", + dbesc($name), + dbesc($profile_photo), + dbesc(normalise_link($profile_url)) + ); + } + } + else { + q("insert into `gcontact` (`name`,`url`,`nurl`,`photo`) + values ( '%s', '%s', '%s', '%s') ", + dbesc($name), + dbesc($profile_url), + dbesc(normalise_link($profile_url)), + dbesc($profile_photo) + ); + $x = q("select * from `gcontact` where `nurl` = '%s' limit 1", + dbesc(normalise_link($profile_url)) + ); + if(count($x)) + $gcid = $x[0]['id']; + } + if(! $gcid) + return; + + $r = q("select * from glink where `cid` = %d and `uid` = %d and `gcid` = %d limit 1", + intval($cid), + intval($uid), + intval($gcid) + ); + if(! count($r)) { + q("insert into glink ( `cid`,`uid`,`gcid`,`updated`) values (%d,%d,%d,'%s') ", + intval($cid), + intval($uid), + intval($gcid), + dbesc(datetime_convert()) + ); + } + else { + q("update glink set updated = '%s' where `cid` = %d and `uid` = %d and `gcid` = %d limit 1", + dbesc(datetime_convert()), + intval($cid), + intval($uid), + intval($gcid) + ); + } + + } + + q("delete from glink where `cid` = %d and `uid` = %d and `updated` < UTC_TIMESTAMP - INTERVAL 2 DAY", + intval($cid), + intval($uid) + ); + +} + + +function count_common_friends($uid,$cid) { + + $r = q("SELECT count(*) as `total` + FROM `glink` left join `gcontact` on `glink`.`gcid` = `gcontact`.`id` + where `glink`.`cid` = %d and `glink`.`uid` = %d + and `gcontact`.`nurl` in (select nurl from contact where uid = %d and self = 0 and id != %d ) ", + intval($cid), + intval($uid), + intval($uid), + intval($cid) + ); + + if(count($r)) + return $r[0]['total']; + return 0; + +} + + +function common_friends($uid,$cid) { + + $r = q("SELECT `gcontact`.* + FROM `glink` left join `gcontact` on `glink`.`gcid` = `gcontact`.`id` + where `glink`.`cid` = %d and `glink`.`uid` = %d + and `gcontact`.`nurl` in (select nurl from contact where uid = %d and self = 0 and id != %d ) ", + intval($cid), + intval($uid), + intval($uid), + intval($cid) + ); + + return $r; + +} + + + +function suggestion_query($uid, $start = 0, $limit = 40) { + + if(! $uid) + return array(); + + $r = q("SELECT count(glink.gcid) as `total`, gcontact.* from gcontact + left join glink on glink.gcid = gcontact.id + where uid = %d and not gcontact.nurl in ( select nurl from contact where uid = %d) + and not gcontact.id in ( select gcid from gcign where uid = %d ) + group by glink.gcid order by total desc limit %d, %d ", + intval($uid), + intval($uid), + intval($uid), + intval($start), + intval($limit) + ); + + return $r; + +} |