Friendica Communications Platform (please note that this is a clone of the repository at github, issues are handled there) https://friendi.ca
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<?php
/**
* @file mod/follow.php
*/
use Friendica\App;
use Friendica\Core\Config;
use Friendica\Core\L10n;
use Friendica\Core\Protocol;
use Friendica\Core\Renderer;
use Friendica\Core\System;
use Friendica\DI;
use Friendica\Model\Contact;
use Friendica\Model\Profile;
use Friendica\Network\Probe;
use Friendica\Database\DBA;
use Friendica\Util\Strings;
function follow_post(App $a)
{
if (!local_user()) {
throw new \Friendica\Network\HTTPException\ForbiddenException(L10n::t('Access denied.'));
}
if (isset($_REQUEST['cancel'])) {
DI::baseUrl()->redirect('contact');
}
$uid = local_user();
$url = Strings::escapeTags(trim($_REQUEST['url']));
$return_path = 'follow?url=' . urlencode($url);
// Makes the connection request for friendica contacts easier
// This is just a precaution if maybe this page is called somewhere directly via POST
$_SESSION['fastlane'] = $url;
$result = Contact::createFromProbe($uid, $url, true);
if ($result['success'] == false) {
if ($result['message']) {
notice($result['message']);
}
DI::baseUrl()->redirect($return_path);
} elseif ($result['cid']) {
DI::baseUrl()->redirect('contact/' . $result['cid']);
}
info(L10n::t('The contact could not be added.'));
DI::baseUrl()->redirect($return_path);
// NOTREACHED
}
function follow_content(App $a)
{
$return_path = 'contact';
if (!local_user()) {
notice(L10n::t('Permission denied.'));
DI::baseUrl()->redirect($return_path);
// NOTREACHED
}
$uid = local_user();
// Issue 4815: Silently removing a prefixing @
$url = ltrim(Strings::escapeTags(trim($_REQUEST['url'] ?? '')), '@!');
// Issue 6874: Allow remote following from Peertube
if (strpos($url, 'acct:') === 0) {
$url = str_replace('acct:', '', $url);
}
if (!$url) {
DI::baseUrl()->redirect($return_path);
}
$submit = L10n::t('Submit Request');
// Don't try to add a pending contact
$r = q("SELECT `pending` FROM `contact` WHERE `uid` = %d AND ((`rel` != %d) OR (`network` = '%s')) AND
(`nurl` = '%s' OR `alias` = '%s' OR `alias` = '%s') AND
`network` != '%s' LIMIT 1",
intval(local_user()), DBA::escape(Contact::FOLLOWER), DBA::escape(Protocol::DFRN), DBA::escape(Strings::normaliseLink($url)),
DBA::escape(Strings::normaliseLink($url)), DBA::escape($url), DBA::escape(Protocol::STATUSNET));
if ($r) {
if ($r[0]['pending']) {
notice(L10n::t('You already added this contact.'));
$submit = '';
//$a->internalRedirect($_SESSION['return_path']);
// NOTREACHED
}
}
$ret = Probe::uri($url);
$protocol = Contact::getProtocol($ret['url'], $ret['network']);
if (($protocol == Protocol::DIASPORA) && !Config::get('system', 'diaspora_enabled')) {
notice(L10n::t("Diaspora support isn't enabled. Contact can't be added."));
$submit = '';
//$a->internalRedirect($_SESSION['return_path']);
// NOTREACHED
}
if (($protocol == Protocol::OSTATUS) && Config::get('system', 'ostatus_disabled')) {
notice(L10n::t("OStatus support is disabled. Contact can't be added."));
$submit = '';
//$a->internalRedirect($_SESSION['return_path']);
// NOTREACHED
}
if ($protocol == Protocol::PHANTOM) {
notice(L10n::t("The network type couldn't be detected. Contact can't be added."));
$submit = '';
//$a->internalRedirect($_SESSION['return_path']);
// NOTREACHED
}
if ($protocol == Protocol::MAIL) {
$ret['url'] = $ret['addr'];
}
if (($protocol === Protocol::DFRN) && !DBA::isResult($r)) {
$request = $ret['request'];
$tpl = Renderer::getMarkupTemplate('dfrn_request.tpl');
} else {
$request = DI::baseUrl() . '/follow';
$tpl = Renderer::getMarkupTemplate('auto_request.tpl');
}
$r = q("SELECT `url` FROM `contact` WHERE `uid` = %d AND `self` LIMIT 1", intval($uid));
if (!$r) {
notice(L10n::t('Permission denied.'));
DI::baseUrl()->redirect($return_path);
// NOTREACHED
}
$myaddr = $r[0]['url'];
$gcontact_id = 0;
// Makes the connection request for friendica contacts easier
$_SESSION['fastlane'] = $ret['url'];
$r = q("SELECT `id`, `location`, `about`, `keywords` FROM `gcontact` WHERE `nurl` = '%s'",
Strings::normaliseLink($ret['url']));
if (!$r) {
$r = [['location' => '', 'about' => '', 'keywords' => '']];
} else {
$gcontact_id = $r[0]['id'];
}
if ($protocol === Protocol::DIASPORA) {
$r[0]['location'] = '';
$r[0]['about'] = '';
}
$o = Renderer::replaceMacros($tpl, [
'$header' => L10n::t('Connect/Follow'),
'$desc' => '',
'$pls_answer' => L10n::t('Please answer the following:'),
'$does_know_you' => ['knowyou', L10n::t('Does %s know you?', $ret['name']), false, '', [L10n::t('No'), L10n::t('Yes')]],
'$add_note' => L10n::t('Add a personal note:'),
'$page_desc' => '',
'$friendica' => '',
'$statusnet' => '',
'$diaspora' => '',
'$diasnote' => '',
'$your_address' => L10n::t('Your Identity Address:'),
'$invite_desc' => '',
'$emailnet' => '',
'$submit' => $submit,
'$cancel' => L10n::t('Cancel'),
'$nickname' => '',
'$name' => $ret['name'],
'$url' => $ret['url'],
'$zrl' => Profile::zrl($ret['url']),
'$url_label' => L10n::t('Profile URL'),
'$myaddr' => $myaddr,
'$request' => $request,
'$keywords' => $r[0]['keywords'],
'$keywords_label'=> L10n::t('Tags:')
]);
DI::page()['aside'] = '';
$profiledata = Contact::getDetailsByURL($ret['url']);
if ($profiledata) {
Profile::load($a, '', 0, $profiledata, false);
}
if ($gcontact_id <> 0) {
$o .= Renderer::replaceMacros(Renderer::getMarkupTemplate('section_title.tpl'),
['$title' => L10n::t('Status Messages and Posts')]
);
// Show last public posts
$o .= Contact::getPostsFromUrl($ret['url']);
}
return $o;
}