mirror of https://github.com/friendica/friendica
116 lines
3.1 KiB
PHP
116 lines
3.1 KiB
PHP
<?php
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/**
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* @copyright Copyright (C) 2020, Friendica
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*
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* @license GNU AGPL version 3 or any later version
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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namespace Friendica\Model;
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use Friendica\Database\DBA;
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/**
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* Class Term
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*
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* This Model class handles term table interactions.
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* This tables stores relevant terms related to posts, photos and searches, like hashtags, mentions and
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* user-applied categories.
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*/
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class Term
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{
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const UNKNOWN = 0;
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const CATEGORY = 3;
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const FILE = 5;
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const OBJECT_TYPE_POST = 1;
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/**
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* Generates the legacy item.file field string from an item ID.
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* Includes only file and category terms.
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*
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* @param int $item_id
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* @return string
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* @throws \Exception
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*/
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public static function fileTextFromItemId($item_id)
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{
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$file_text = '';
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$condition = ['otype' => self::OBJECT_TYPE_POST, 'oid' => $item_id, 'type' => [self::FILE, self::CATEGORY]];
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$tags = DBA::selectToArray('term', ['type', 'term', 'url'], $condition);
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foreach ($tags as $tag) {
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if ($tag['type'] == self::CATEGORY) {
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$file_text .= '<' . $tag['term'] . '>';
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} else {
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$file_text .= '[' . $tag['term'] . ']';
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}
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}
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return $file_text;
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}
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/**
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* Inserts new terms for the provided item ID based on the legacy item.file field BBCode content.
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* Deletes all previous file terms for the same item ID.
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*
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* @param integer $item_id item id
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* @param $files
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* @return void
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* @throws \Exception
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*/
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public static function insertFromFileFieldByItemId($item_id, $files)
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{
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$message = Item::selectFirst(['uid', 'deleted'], ['id' => $item_id]);
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if (!DBA::isResult($message)) {
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return;
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}
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// Clean up all tags
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DBA::delete('term', ['otype' => self::OBJECT_TYPE_POST, 'oid' => $item_id, 'type' => [self::FILE, self::CATEGORY]]);
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if ($message["deleted"]) {
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return;
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}
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$message['file'] = $files;
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if (preg_match_all("/\[(.*?)\]/ism", $message["file"], $files)) {
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foreach ($files[1] as $file) {
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DBA::insert('term', [
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'uid' => $message["uid"],
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'oid' => $item_id,
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'otype' => self::OBJECT_TYPE_POST,
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'type' => self::FILE,
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'term' => $file
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]);
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}
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}
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if (preg_match_all("/\<(.*?)\>/ism", $message["file"], $files)) {
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foreach ($files[1] as $file) {
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DBA::insert('term', [
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'uid' => $message["uid"],
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'oid' => $item_id,
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'otype' => self::OBJECT_TYPE_POST,
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'type' => self::CATEGORY,
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'term' => $file
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]);
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}
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}
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}
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}
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