friendica/mod/tagrm.php

131 lines
3.5 KiB
PHP

<?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\Content\Text\BBCode;
use Friendica\Database\DBA;
use Friendica\DI;
use Friendica\Model\Item;
use Friendica\Model\Post;
use Friendica\Model\Tag;
use Friendica\Util\Strings;
function tagrm_post(App $a)
{
if (!local_user()) {
DI::baseUrl()->redirect($_SESSION['photo_return']);
}
if (!empty($_POST['submit']) && ($_POST['submit'] === DI::l10n()->t('Cancel'))) {
DI::baseUrl()->redirect($_SESSION['photo_return']);
}
$tags = [];
foreach ($_POST['tag'] ?? [] as $tag) {
$tags[] = hex2bin(Strings::escapeTags(trim($tag)));
}
$item_id = $_POST['item'] ?? 0;
update_tags($item_id, $tags);
DI::baseUrl()->redirect($_SESSION['photo_return']);
// NOTREACHED
}
/**
* Updates tags from an item
*
* @param $item_id
* @param $tags array
* @throws Exception
*/
function update_tags($item_id, $tags)
{
if (empty($item_id) || empty($tags)) {
return;
}
$item = Post::selectFirst(['uri-id'], ['id' => $item_id, 'uid' => local_user()]);
if (!DBA::isResult($item)) {
return;
}
foreach ($tags as $new_tag) {
if (preg_match_all('/([#@!])\[url\=([^\[\]]*)\]([^\[\]]*)\[\/url\]/ism', $new_tag, $results, PREG_SET_ORDER)) {
foreach ($results as $tag) {
Tag::removeByHash($item['uri-id'], $tag[1], $tag[3], $tag[2]);
}
}
}
}
function tagrm_content(App $a)
{
$o = '';
if (!local_user()) {
DI::baseUrl()->redirect($_SESSION['photo_return']);
// NOTREACHED
}
if ($a->argc == 3) {
update_tags($a->argv[1], [Strings::escapeTags(trim(hex2bin($a->argv[2])))]);
DI::baseUrl()->redirect($_SESSION['photo_return']);
}
$item_id = (($a->argc > 1) ? intval($a->argv[1]) : 0);
if (!$item_id) {
DI::baseUrl()->redirect($_SESSION['photo_return']);
// NOTREACHED
}
$item = Post::selectFirst(['uri-id'], ['id' => $item_id, 'uid' => local_user()]);
if (!DBA::isResult($item)) {
DI::baseUrl()->redirect($_SESSION['photo_return']);
}
$tag_text = Tag::getCSVByURIId($item['uri-id']);
$arr = explode(',', $tag_text);
if (empty($arr)) {
DI::baseUrl()->redirect($_SESSION['photo_return']);
}
$o .= '<h3>' . DI::l10n()->t('Remove Item Tag') . '</h3>';
$o .= '<p id="tag-remove-desc">' . DI::l10n()->t('Select a tag to remove: ') . '</p>';
$o .= '<form id="tagrm" action="tagrm" method="post" >';
$o .= '<input type="hidden" name="item" value="' . $item_id . '" />';
$o .= '<ul>';
foreach ($arr as $x) {
$o .= '<li><input type="checkbox" name="tag[]" value="' . bin2hex($x) . '" >' . BBCode::convert($x) . '</input></li>';
}
$o .= '</ul>';
$o .= '<input id="tagrm-submit" type="submit" name="submit" value="' . DI::l10n()->t('Remove') .'" />';
$o .= '<input id="tagrm-cancel" type="submit" name="submit" value="' . DI::l10n()->t('Cancel') .'" />';
$o .= '</form>';
return $o;
}