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<?php
require_once('Scrape.php');
function follow_post(&$a) {
if(! local_user()) {
notice( t('Permission denied.') . EOL);
goaway($_SESSION['return_url']);
// NOTREACHED
}
$url = notags(trim($_POST['url']));
if($url) {
$links = lrdd($url);
if(count($links)) {
foreach($links as $link) {
if($link['@attributes']['rel'] === NAMESPACE_DFRN)
$dfrn = $link['@attributes']['href'];
if($link['@attributes']['rel'] === 'salmon')
$notify = $link['@attributes']['href'];
if($link['@attributes']['rel'] === NAMESPACE_FEED)
$poll = $link['@attributes']['href'];
if($link['@attributes']['rel'] === 'http://microformats.org/profile/hcard')
$hcard = $link['@attributes']['href'];
if($link['@attributes']['rel'] === 'http://webfinger.net/rel/profile-page')
$profile = $link['@attributes']['href'];
}
}
}
// If we find a DFRN site, send our subscriber to the other person's
// dfrn_request page and all the other details will get sorted.
if(strlen($dfrn)) {
$ret = scrape_dfrn($dfrn);
if(is_array($ret) && x($ret,'dfrn-request')) {
if(strlen($a->path))
$myaddr = urlencode($a->get_baseurl() . '/profile/' . $a->user['nickname']);
else
$myaddr = urlencode($a->user['nickname'] . '@' . $a->get_hostname());
goaway($ret['dfrn-request'] . "&address=$myaddr");
// NOTREACHED
}
}
if($hcard) {
$vcard = scrape_vcard($hcard);
}
if(! $profile)
$profile = $url;
// do we have enough information?
if(! x($vcard,'fn'))
if(x($vcard,'nick'))
$vcard['fn'] = $vcard['nick'];
if(! ((x($vcard['fn'])) && ($poll) && ($notify) && ($profile))) {
notice( t('The profile address specified does not provide adequate information.') . EOL);
goaway($_SESSION['return_url']);
}
if(! x($vcard,'photo'))
$vcard['photo'] = $a->get_baseurl() . '/images/default-profile.jpg' ;
// 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
$r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `poll` = '%s' LIMIT 1",
intval(local_user()),
dbesc($poll)
);
if(count($r)) {
// update contact
if($r[0]['rel'] == REL_VIP) {
q("UPDATE `contact` SET `rel` = %d , `readonly` = 0 WHERE `id` = %d AND `uid` = %d LIMIT 1",
intval(REL_BUD),
intval($r[0]['id']),
intval(local_user())
);
}
}
else {
// create contact record
$r = q("INSERT INTO `contact` ( `uid`, `created`, `url`, `notify`, `poll`, `name`, `nick`, `photo`, `network`, `rel`,
`blocked`, `readonly`, `pending` )
VALUES ( %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, 0, 0, 0 ) ",
intval(local_user()),
dbesc(datetime_convert()),
dbesc($profile),
dbesc($notify),
dbesc($poll),
dbesc($vcard['fn']),
dbesc($vcard['nick']),
dbesc($vcard['photo']),
dbesc('stat'),
intval(REL_FAN)
);
}
$r = q("SELECT * FROM `contact` WHERE `url` = '%s' AND `uid` = %d LIMIT 1",
dbesc($profile),
intval(local_user())
);
if(! count($r)) {
notice( t('Unable to retrieve contact information.') . EOL);
goaway($_SESSION['return_url']);
// NOTREACHED
}
$contact = $r[0];
$contact_id = $r[0]['id'];
require_once("Photo.php");
$photos = import_profile_photo($vcard['photo'],local_user(),$contact_id);
$r = q("UPDATE `contact` SET `photo` = '%s',
`thumb` = '%s',
`name-date` = '%s',
`uri-date` = '%s',
`avatar-date` = '%s'
WHERE `id` = %d LIMIT 1
",
dbesc($photos[0]),
dbesc($photos[1]),
dbesc(datetime_convert()),
dbesc(datetime_convert()),
dbesc(datetime_convert()),
intval($contact_id)
);
// pull feed and consume it, which should subscribe to the hub.
// create a follow slap
$tpl = load_view_file('view/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
));
$r = q("SELECT `contact`.*, `user`.* FROM `contact` LEFT JOIN `user` ON `contact`.`uid` = `user`.`uid`
WHERE `user`.`uid` = %d AND `contact`.`self` = 1 LIMIT 1",
intval(local_user())
);
require_once('include/salmon.php');
slapper($r[0],$contact['notify'],$slap);
goaway($_SESSION['return_url']);
// NOTREACHED
}
|
