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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 = $orig_url = notags(trim($_POST['url']));
// remove ajax junk, e.g. Twitter
$url = str_replace('/#!/','/',$url);
if(! allowed_url($url)) {
notice( t('Disallowed profile URL.') . EOL);
goaway($_SESSION['return_url']);
// NOTREACHED
}
$ret = probe_url($url);
if($ret['network'] === NETWORK_DFRN) {
if(strlen($a->path))
$myaddr = bin2hex($a->get_baseurl() . '/profile/' . $a->user['nickname']);
else
$myaddr = bin2hex($a->user['nickname'] . '@' . $a->get_hostname());
goaway($ret['request'] . "&addr=$myaddr");
// NOTREACHED
}
elseif(get_config('system','strict_privacy')) {
unset($ret['notify']);
}
// do we have enough information?
if(! ((x($ret,'name')) && (x($ret,'poll')) && ((x($ret,'url')) || (x($ret,'addr'))))) {
notice( t('The profile address specified does not provide adequate information.') . EOL);
if(! x($ret,'poll'))
notice( t('No compatible communication protocols or feeds were discovered.') . EOL);
if(! x($ret,'name'))
notice( t('An author or name was not found.') . EOL);
if(! x($ret,'url'))
notice( t('No browser URL could be matched to this address.') . EOL);
if(strpos($url,'@') !== false)
notice('Unable to match @-style Identity Address with a known protocol or email contact');
goaway($_SESSION['return_url']);
}
if(! $ret['notify']) {
notice( t('Limited profile. This person will be unable to receive direct/personal notifications from you.') . EOL);
}
$writeable = ((($ret['network'] === NETWORK_OSTATUS) && ($ret['notify'])) ? 1 : 0);
if($ret['network'] === NETWORK_MAIL) {
$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
$r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `poll` = '%s' LIMIT 1",
intval(local_user()),
dbesc($ret['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
$r = q("INSERT INTO `contact` ( `uid`, `created`, `url`, `addr`, `alias`, `notify`, `poll`, `name`, `nick`, `photo`, `network`, `rel`, `priority`,
`writable`, `blocked`, `readonly`, `pending` )
VALUES ( %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, %d, 0, 0, 0 ) ",
intval(local_user()),
dbesc(datetime_convert()),
dbesc($ret['url']),
dbesc($ret['addr']),
dbesc($ret['alias']),
dbesc($ret['notify']),
dbesc($ret['poll']),
dbesc($ret['name']),
dbesc($ret['nick']),
dbesc($ret['photo']),
dbesc($ret['network']),
intval(($ret['network'] === NETWORK_MAIL) ? REL_BUD : REL_FAN),
intval($ret['priority']),
intval($writeable)
);
}
$r = q("SELECT * FROM `contact` WHERE `url` = '%s' AND `uid` = %d LIMIT 1",
dbesc($ret['url']),
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");
$photos = import_profile_photo($ret['photo'],local_user(),$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' => ''
));
$r = q("SELECT `contact`.*, `user`.* FROM `contact` LEFT JOIN `user` ON `contact`.`uid` = `user`.`uid`
WHERE `user`.`uid` = %d AND `contact`.`self` = 1 LIMIT 1",
intval(local_user())
);
if((count($r)) && (x($contact,'notify')) && (strlen($contact['notify']))) {
require_once('include/salmon.php');
slapper($r[0],$contact['notify'],$slap);
}
goaway($_SESSION['return_url']);
// NOTREACHED
}
|
