<?php
/**
- * @file mod/follow.php
+ * @copyright Copyright (C) 2010-2021, the Friendica project
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ *
*/
+
use Friendica\App;
-use Friendica\Core\Config;
+use Friendica\Content\Widget;
use Friendica\Core\Protocol;
use Friendica\Core\Renderer;
use Friendica\DI;
use Friendica\Model\Contact;
use Friendica\Model\Profile;
+use Friendica\Model\Item;
use Friendica\Network\Probe;
use Friendica\Database\DBA;
+use Friendica\Model\Post;
+use Friendica\Model\User;
use Friendica\Util\Strings;
function follow_post(App $a)
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);
+ $url = Probe::cleanURI($_REQUEST['url']);
- if ($result['success'] == false) {
- if ($result['message']) {
- notice($result['message']);
- }
- DI::baseUrl()->redirect($return_path);
- } elseif ($result['cid']) {
- DI::baseUrl()->redirect('contact/' . $result['cid']);
- }
-
- info(DI::l10n()->t('The contact could not be added.'));
-
- DI::baseUrl()->redirect($return_path);
- // NOTREACHED
+ follow_process($a, $url);
}
function follow_content(App $a)
$uid = local_user();
- // Issue 4815: Silently removing a prefixing @
- $url = ltrim(Strings::escapeTags(trim($_REQUEST['url'] ?? '')), '@!');
+ $url = Probe::cleanURI(trim($_REQUEST['url'] ?? ''));
// Issue 6874: Allow remote following from Peertube
if (strpos($url, 'acct:') === 0) {
$submit = DI::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']) {
+ $user_contact = DBA::selectFirst('contact', ['pending'], ["`uid` = ? AND ((`rel` != ?) OR (`network` = ?)) AND
+ (`nurl` = ? OR `alias` = ? OR `alias` = ?) AND `network` != ?",
+ $uid, Contact::FOLLOWER, Protocol::DFRN, Strings::normaliseLink($url),
+ Strings::normaliseLink($url), $url, Protocol::STATUSNET]);
+
+ if (DBA::isResult($user_contact)) {
+ if ($user_contact['pending']) {
notice(DI::l10n()->t('You already added this contact.'));
$submit = '';
- //$a->internalRedirect($_SESSION['return_path']);
- // NOTREACHED
}
}
- $ret = Probe::uri($url);
+ $contact = Contact::getByURL($url, true);
- $protocol = Contact::getProtocol($ret['url'], $ret['network']);
+ // Possibly it is a mail contact
+ if (empty($contact)) {
+ $contact = Probe::uri($url, Protocol::MAIL, $uid);
+ }
- if (($protocol == Protocol::DIASPORA) && !Config::get('system', 'diaspora_enabled')) {
- notice(DI::l10n()->t("Diaspora support isn't enabled. Contact can't be added."));
+ if (empty($contact) || ($contact['network'] == Protocol::PHANTOM)) {
+ // Possibly it is a remote item and not an account
+ follow_remote_item($url);
+
+ notice(DI::l10n()->t("The network type couldn't be detected. Contact can't be added."));
$submit = '';
- //$a->internalRedirect($_SESSION['return_path']);
- // NOTREACHED
+ $contact = ['url' => $url, 'network' => Protocol::PHANTOM, 'name' => $url, 'keywords' => ''];
}
- if (($protocol == Protocol::OSTATUS) && Config::get('system', 'ostatus_disabled')) {
- notice(DI::l10n()->t("OStatus support is disabled. Contact can't be added."));
+ $protocol = Contact::getProtocol($contact['url'], $contact['network']);
+
+ if (($protocol == Protocol::DIASPORA) && !DI::config()->get('system', 'diaspora_enabled')) {
+ notice(DI::l10n()->t("Diaspora support isn't enabled. Contact can't be added."));
$submit = '';
- //$a->internalRedirect($_SESSION['return_path']);
- // NOTREACHED
}
- if ($protocol == Protocol::PHANTOM) {
- notice(DI::l10n()->t("The network type couldn't be detected. Contact can't be added."));
+ if (($protocol == Protocol::OSTATUS) && DI::config()->get('system', 'ostatus_disabled')) {
+ notice(DI::l10n()->t("OStatus support is disabled. Contact can't be added."));
$submit = '';
- //$a->internalRedirect($_SESSION['return_path']);
- // NOTREACHED
}
if ($protocol == Protocol::MAIL) {
- $ret['url'] = $ret['addr'];
+ $contact['url'] = $contact['addr'];
}
- if (($protocol === Protocol::DFRN) && !DBA::isResult($r)) {
- $request = $ret['request'];
- $tpl = Renderer::getMarkupTemplate('dfrn_request.tpl');
- } else {
- $request = DI::baseUrl() . '/follow';
- $tpl = Renderer::getMarkupTemplate('auto_request.tpl');
+ if (!empty($_REQUEST['auto'])) {
+ follow_process($a, $contact['url']);
}
- $r = q("SELECT `url` FROM `contact` WHERE `uid` = %d AND `self` LIMIT 1", intval($uid));
+ $request = DI::baseUrl() . '/follow';
+ $tpl = Renderer::getMarkupTemplate('auto_request.tpl');
- if (!$r) {
+ $owner = User::getOwnerDataById($uid);
+ if (empty($owner)) {
notice(DI::l10n()->t('Permission denied.'));
DI::baseUrl()->redirect($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'] = '';
- }
+ $myaddr = $owner['url'];
$o = Renderer::replaceMacros($tpl, [
'$header' => DI::l10n()->t('Connect/Follow'),
- '$desc' => '',
'$pls_answer' => DI::l10n()->t('Please answer the following:'),
- '$does_know_you' => ['knowyou', DI::l10n()->t('Does %s know you?', $ret['name']), false, '', [DI::l10n()->t('No'), DI::l10n()->t('Yes')]],
- '$add_note' => DI::l10n()->t('Add a personal note:'),
- '$page_desc' => '',
- '$friendica' => '',
- '$statusnet' => '',
- '$diaspora' => '',
- '$diasnote' => '',
'$your_address' => DI::l10n()->t('Your Identity Address:'),
- '$invite_desc' => '',
- '$emailnet' => '',
+ '$url_label' => DI::l10n()->t('Profile URL'),
+ '$keywords_label'=> DI::l10n()->t('Tags:'),
'$submit' => $submit,
'$cancel' => DI::l10n()->t('Cancel'),
- '$nickname' => '',
- '$name' => $ret['name'],
- '$url' => $ret['url'],
- '$zrl' => Profile::zrl($ret['url']),
- '$url_label' => DI::l10n()->t('Profile URL'),
- '$myaddr' => $myaddr,
+
'$request' => $request,
- '$keywords' => $r[0]['keywords'],
- '$keywords_label'=> DI::l10n()->t('Tags:')
+ '$name' => $contact['name'],
+ '$url' => $contact['url'],
+ '$zrl' => Profile::zrl($contact['url']),
+ '$myaddr' => $myaddr,
+ '$keywords' => $contact['keywords'],
+
+ '$does_know_you' => ['knowyou', DI::l10n()->t('%s knows you', $contact['name'])],
+ '$addnote_field' => ['dfrn-request-message', DI::l10n()->t('Add a personal note:')],
]);
DI::page()['aside'] = '';
- $profiledata = Contact::getDetailsByURL($ret['url']);
- if ($profiledata) {
- Profile::load($a, '', 0, $profiledata, false);
- }
+ if ($protocol != Protocol::PHANTOM) {
+ DI::page()['aside'] = Widget\VCard::getHTML(Contact::getByURL($contact['url'], false));
- if ($gcontact_id <> 0) {
$o .= Renderer::replaceMacros(Renderer::getMarkupTemplate('section_title.tpl'),
['$title' => DI::l10n()->t('Status Messages and Posts')]
);
// Show last public posts
- $o .= Contact::getPostsFromUrl($ret['url']);
+ $o .= Contact::getPostsFromUrl($contact['url']);
}
return $o;
}
+
+function follow_process(App $a, string $url)
+{
+ $return_path = 'follow?url=' . urlencode($url);
+
+ $result = Contact::createFromProbeForUser($a->getLoggedInUserId(), $url);
+
+ if ($result['success'] == false) {
+ // Possibly it is a remote item and not an account
+ follow_remote_item($url);
+
+ if ($result['message']) {
+ notice($result['message']);
+ }
+ DI::baseUrl()->redirect($return_path);
+ } elseif ($result['cid']) {
+ DI::baseUrl()->redirect('contact/' . $result['cid']);
+ }
+
+ notice(DI::l10n()->t('The contact could not be added.'));
+
+ DI::baseUrl()->redirect($return_path);
+}
+
+function follow_remote_item($url)
+{
+ $item_id = Item::fetchByLink($url, local_user());
+ if (!$item_id) {
+ // If the user-specific search failed, we search and probe a public post
+ $item_id = Item::fetchByLink($url);
+ }
+
+ if (!empty($item_id)) {
+ $item = Post::selectFirst(['guid'], ['id' => $item_id]);
+ if (DBA::isResult($item)) {
+ DI::baseUrl()->redirect('display/' . $item['guid']);
+ }
+ }
+}