X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=mod%2Ffollow.php;h=141fa9fdba2c392ab6748c7d5c2b41cc4399f6ab;hb=fc0312451d3b8f8d10fc01701216fdd3a5139102;hp=4f3acf5ef980bccb0edb88f2c4e632b2f6f5cb90;hpb=d6efc901946c91cf26a4436c4b58b1636e4bc9c9;p=friendica.git

diff --git a/mod/follow.php b/mod/follow.php
index 4f3acf5ef9..141fa9fdba 100644
--- a/mod/follow.php
+++ b/mod/follow.php
@@ -1,16 +1,34 @@
 <?php
 /**
- * @file mod/follow.php
+ * @copyright Copyright (C) 2020, Friendica
+ *
+ * @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\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\User;
 use Friendica\Util\Strings;
 
 function follow_post(App $a)
@@ -23,17 +41,19 @@ function follow_post(App $a)
 		DI::baseUrl()->redirect('contact');
 	}
 
-	$uid = local_user();
-	$url = Strings::escapeTags(trim($_REQUEST['url']));
+	$url = Probe::cleanURI($_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);
+	$result = Contact::createFromProbe($a->user, $url, true);
 
 	if ($result['success'] == false) {
+		// Possibly it is a remote item and not an account
+		follow_remote_item($url);
+
 		if ($result['message']) {
 			notice($result['message']);
 		}
@@ -75,128 +95,112 @@ function follow_content(App $a)
 	$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);
-
-	$protocol = Contact::getProtocol($ret['url'], $ret['network']);
+	$contact = Contact::getByURL($url, true);
+	if (empty($contact)) {
+		// Possibly it is a remote item and not an account
+		follow_remote_item($url);
 
-	if (($protocol == Protocol::DIASPORA) && !Config::get('system', 'diaspora_enabled')) {
-		notice(DI::l10n()->t("Diaspora support isn't enabled. Contact can't be added."));
+		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 = $ret['request'];
+	if (($protocol === Protocol::DFRN) && !DBA::isResult($contact)) {
+		$request = $contact['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) {
+	$owner = User::getOwnerDataById($uid);
+	if (empty($owner)) {
 		notice(DI::l10n()->t('Permission denied.'));
 		DI::baseUrl()->redirect($return_path);
 		// NOTREACHED
 	}
 
-	$myaddr = $r[0]['url'];
-	$gcontact_id = 0;
+	$myaddr = $owner['url'];
 
 	// 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'] = '';
-	}
+	$_SESSION['fastlane'] = $contact['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) {
+		Profile::load($a, '', $contact, 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 $o;
 }
+
+function follow_remote_item($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 = Item::selectFirst(['guid'], ['id' => $item_id]);
+		if (DBA::isResult($item)) {
+			DI::baseUrl()->redirect('display/' . $item['guid']);
+		}
+	}
+}