aboutsummaryrefslogtreecommitdiffstats
path: root/include
diff options
context:
space:
mode:
Diffstat (limited to 'include')
-rw-r--r--include/follow.php231
1 files changed, 231 insertions, 0 deletions
diff --git a/include/follow.php b/include/follow.php
new file mode 100644
index 000000000..55b800b8b
--- /dev/null
+++ b/include/follow.php
@@ -0,0 +1,231 @@
+<?php
+
+
+function new_contact($uid,$url,$interactive = false) {
+
+ $result = array('success' => false,'message' => '');
+
+ $a = get_app();
+
+ // remove ajax junk, e.g. Twitter
+
+ $url = str_replace('/#!/','/',$url);
+
+ if(! allowed_url($url)) {
+ $result['message'] = t('Disallowed profile URL.');
+ return $result;
+ }
+
+ if(! $url) {
+ $result['message'] = t('Connect URL missing.');
+ return $result;
+ }
+
+ $arr = array('url' => $url, 'contact' => array());
+
+ call_hooks('follow', $arr);
+
+ if(x($arr['contact'],'name'))
+ $ret = $arr['contact'];
+ else
+ $ret = probe_url($url);
+
+ if($ret['network'] === NETWORK_DFRN) {
+ if($interactive) {
+ if(strlen($a->path))
+ $myaddr = bin2hex($a->get_baseurl() . '/profile/' . $a->user['nickname']);
+ else
+ $myaddr = bin2hex($a->user['nickname'] . '@' . $a->get_hostname());
+
+ goaway($ret['request'] . "&addr=$myaddr");
+
+ // NOTREACHED
+ }
+ }
+ else {
+ if(get_config('system','dfrn_only')) {
+ $result['message'] = t('This site is not configured to allow communications with other networks.') . EOL;
+ $result['message'] != t('No compatible communication protocols or feeds were discovered.') . EOL;
+ return $result;
+ }
+ }
+
+ // This extra param just confuses things, remove it
+ if($ret['network'] === NETWORK_DIASPORA)
+ $ret['url'] = str_replace('?absolute=true','',$ret['url']);
+
+
+ // do we have enough information?
+
+ if(! ((x($ret,'name')) && (x($ret,'poll')) && ((x($ret,'url')) || (x($ret,'addr'))))) {
+ $result['message'] .= t('The profile address specified does not provide adequate information.') . EOL;
+ if(! x($ret,'poll'))
+ $result['message'] .= t('No compatible communication protocols or feeds were discovered.') . EOL;
+ if(! x($ret,'name'))
+ $result['message'] .= t('An author or name was not found.') . EOL;
+ if(! x($ret,'url'))
+ $result['message'] .= t('No browser URL could be matched to this address.') . EOL;
+ if(strpos($url,'@') !== false) {
+ $result['message'] .= t('Unable to match @-style Identity Address with a known protocol or email contact.') . EOL;
+ $result['message'] .= t('Use mailto: in front of address to force email check.') . EOL;
+ }
+ return $result;
+ }
+
+ if($ret['network'] === NETWORK_OSTATUS && get_config('system','ostatus_disabled')) {
+ $result['message'] .= t('The profile address specified belongs to a network which has been disabled on this site.') . EOL;
+ $ret['notify'] = '';
+ }
+
+ if(! $ret['notify']) {
+ $result['message'] .= t('Limited profile. This person will be unable to receive direct/personal notifications from you.') . EOL;
+ }
+
+ $writeable = ((($ret['network'] === NETWORK_OSTATUS) && ($ret['notify'])) ? 1 : 0);
+ $hidden = (($ret['network'] === NETWORK_MAIL) ? 1 : 0);
+
+ if($ret['network'] === NETWORK_MAIL) {
+ $writeable = 1;
+
+ }
+ if($ret['network'] === NETWORK_DIASPORA)
+ $writeable = 1;
+
+ // check if we already have a contact
+ // the poll url is more reliable than the profile url, as we may have
+ // indirect links or webfinger links
+
+ $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `poll` = '%s' LIMIT 1",
+ intval($uid),
+ dbesc($ret['poll'])
+ );
+
+
+ if(count($r)) {
+ // update contact
+ if($r[0]['rel'] == CONTACT_IS_FOLLOWER || ($network === NETWORK_DIASPORA && $r[0]['rel'] == CONTACT_IS_SHARING)) {
+ q("UPDATE `contact` SET `rel` = %d , `readonly` = 0 WHERE `id` = %d AND `uid` = %d LIMIT 1",
+ intval(CONTACT_IS_FRIEND),
+ intval($r[0]['id']),
+ intval($uid)
+ );
+ }
+ }
+ else {
+
+ $new_relation = (($ret['network'] === NETWORK_MAIL) ? CONTACT_IS_FRIEND : CONTACT_IS_SHARING);
+ if($ret['network'] === NETWORK_DIASPORA)
+ $new_relation = CONTACT_IS_FOLLOWER;
+
+ // create contact record
+ $r = q("INSERT INTO `contact` ( `uid`, `created`, `url`, `nurl`, `addr`, `alias`, `batch`, `notify`, `poll`, `poco`, `name`, `nick`, `photo`, `network`, `pubkey`, `rel`, `priority`,
+ `writable`, `hidden`, `blocked`, `readonly`, `pending` )
+ VALUES ( %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, %d, %d, 0, 0, 0 ) ",
+ intval($uid),
+ dbesc(datetime_convert()),
+ dbesc($ret['url']),
+ dbesc(normalise_link($ret['url'])),
+ dbesc($ret['addr']),
+ dbesc($ret['alias']),
+ dbesc($ret['batch']),
+ dbesc($ret['notify']),
+ dbesc($ret['poll']),
+ dbesc($ret['poco']),
+ dbesc($ret['name']),
+ dbesc($ret['nick']),
+ dbesc($ret['photo']),
+ dbesc($ret['network']),
+ dbesc($ret['pubkey']),
+ intval($new_relation),
+ intval($ret['priority']),
+ intval($writeable),
+ intval($hidden)
+ );
+ }
+
+ $r = q("SELECT * FROM `contact` WHERE `url` = '%s' AND `uid` = %d LIMIT 1",
+ dbesc($ret['url']),
+ intval($uid)
+ );
+
+ if(! count($r)) {
+ $result['message'] .= t('Unable to retrieve contact information.') . EOL;
+ return $result;
+ }
+
+ $contact = $r[0];
+ $contact_id = $r[0]['id'];
+
+
+ $g = q("select def_gid from user where uid = %d limit 1",
+ intval($uid)
+ );
+ if($g && intval($g[0]['def_gid'])) {
+ require_once('include/group.php');
+ group_add_member($uid,'',$contact_id,$g[0]['def_gid']);
+ }
+
+ require_once("Photo.php");
+
+ $photos = import_profile_photo($ret['photo'],$uid,$contact_id);
+
+ $r = q("UPDATE `contact` SET `photo` = '%s',
+ `thumb` = '%s',
+ `micro` = '%s',
+ `name-date` = '%s',
+ `uri-date` = '%s',
+ `avatar-date` = '%s'
+ WHERE `id` = %d LIMIT 1
+ ",
+ dbesc($photos[0]),
+ dbesc($photos[1]),
+ dbesc($photos[2]),
+ dbesc(datetime_convert()),
+ dbesc(datetime_convert()),
+ dbesc(datetime_convert()),
+ intval($contact_id)
+ );
+
+
+ // pull feed and consume it, which should subscribe to the hub.
+
+ proc_run('php',"include/poller.php","$contact_id");
+
+ // create a follow slap
+
+ $tpl = get_markup_template('follow_slap.tpl');
+ $slap = replace_macros($tpl, array(
+ '$name' => $a->user['username'],
+ '$profile_page' => $a->get_baseurl() . '/profile/' . $a->user['nickname'],
+ '$photo' => $a->contact['photo'],
+ '$thumb' => $a->contact['thumb'],
+ '$published' => datetime_convert('UTC','UTC', 'now', ATOM_TIME),
+ '$item_id' => 'urn:X-dfrn:' . $a->get_hostname() . ':follow:' . random_string(),
+ '$title' => '',
+ '$type' => 'text',
+ '$content' => t('following'),
+ '$nick' => $a->user['nickname'],
+ '$verb' => ACTIVITY_FOLLOW,
+ '$ostat_follow' => ''
+ ));
+
+ $r = q("SELECT `contact`.*, `user`.* FROM `contact` LEFT JOIN `user` ON `contact`.`uid` = `user`.`uid`
+ WHERE `user`.`uid` = %d AND `contact`.`self` = 1 LIMIT 1",
+ intval($uid)
+ );
+
+ if(count($r)) {
+ if(($contact['network'] == NETWORK_OSTATUS) && (strlen($contact['notify']))) {
+ require_once('include/salmon.php');
+ slapper($r[0],$contact['notify'],$slap);
+ }
+ if($contact['network'] == NETWORK_DIASPORA) {
+ require_once('include/diaspora.php');
+ $ret = diaspora_share($a->user,$contact);
+ logger('mod_follow: diaspora_share returns: ' . $ret);
+ }
+ }
+
+ $result['success'] = true;
+ return $result;
+}