friendica/src/Content/Item.php
2021-03-29 08:40:20 +02:00

231 lines
7.4 KiB
PHP

<?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/>.
*
*/
namespace Friendica\Content;
use Friendica\Database\DBA;
use Friendica\Model\Contact;
use Friendica\Model\Tag;
use Friendica\Model\Post;
/**
* A content helper class for displaying items
*/
class Item
{
/**
* Return array with details for categories and folders for an item
*
* @param array $item
* @return [array, array]
*
* [
* [ // categories array
* {
* 'name': 'category name',
* 'removeurl': 'url to remove this category',
* 'first': 'is the first in this array? true/false',
* 'last': 'is the last in this array? true/false',
* } ,
* ....
* ],
* [ //folders array
* {
* 'name': 'folder name',
* 'removeurl': 'url to remove this folder',
* 'first': 'is the first in this array? true/false',
* 'last': 'is the last in this array? true/false',
* } ,
* ....
* ]
* ]
*/
public function determineCategoriesTerms(array $item)
{
$categories = [];
$folders = [];
$first = true;
foreach (Post\Category::getArrayByURIId($item['uri-id'], $item['uid'], Post\Category::CATEGORY) as $savedFolderName) {
if (!empty($item['author-link'])) {
$url = $item['author-link'] . "?category=" . rawurlencode($savedFolderName);
} else {
$url = '#';
}
$categories[] = [
'name' => $savedFolderName,
'url' => $url,
'removeurl' => ((local_user() == $item['uid']) ? 'filerm/' . $item['id'] . '?cat=' . rawurlencode($savedFolderName) : ""),
'first' => $first,
'last' => false
];
$first = false;
}
if (count($categories)) {
$categories[count($categories) - 1]['last'] = true;
}
if (local_user() == $item['uid']) {
foreach (Post\Category::getArrayByURIId($item['uri-id'], $item['uid'], Post\Category::FILE) as $savedFolderName) {
$folders[] = [
'name' => $savedFolderName,
'url' => "#",
'removeurl' => ((local_user() == $item['uid']) ? 'filerm/' . $item['id'] . '?term=' . rawurlencode($savedFolderName) : ""),
'first' => $first,
'last' => false
];
$first = false;
}
}
if (count($folders)) {
$folders[count($folders) - 1]['last'] = true;
}
return [$categories, $folders];
}
/**
* This function removes the tag $tag from the text $body and replaces it with
* the appropriate link.
*
* @param string $body the text to replace the tag in
* @param string $inform a comma-seperated string containing everybody to inform
* @param integer $profile_uid the user id to replace the tag for (0 = anyone)
* @param string $tag the tag to replace
* @param string $network The network of the post
*
* @return array|bool ['replaced' => $replaced, 'contact' => $contact];
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
* @throws \ImagickException
*/
public static function replaceTag(&$body, &$inform, $profile_uid, $tag, $network = '')
{
$replaced = false;
//is it a person tag?
if (Tag::isType($tag, Tag::MENTION, Tag::IMPLICIT_MENTION, Tag::EXCLUSIVE_MENTION)) {
$tag_type = substr($tag, 0, 1);
//is it already replaced?
if (strpos($tag, '[url=')) {
// Checking for the alias that is used for OStatus
$pattern = '/[@!]\[url\=(.*?)\](.*?)\[\/url\]/ism';
if (preg_match($pattern, $tag, $matches)) {
$data = Contact::getByURL($matches[1], false, ['alias', 'nick']);
if ($data['alias'] != '') {
$newtag = '@[url=' . $data['alias'] . ']' . $data['nick'] . '[/url]';
}
}
return $replaced;
}
//get the person's name
$name = substr($tag, 1);
// Sometimes the tag detection doesn't seem to work right
// This is some workaround
$nameparts = explode(' ', $name);
$name = $nameparts[0];
// Try to detect the contact in various ways
if (strpos($name, 'http://') || strpos($name, '@')) {
$contact = Contact::getByURLForUser($name, $profile_uid);
} else {
$contact = false;
$fields = ['id', 'url', 'nick', 'name', 'alias', 'network', 'forum', 'prv'];
if (strrpos($name, '+')) {
// Is it in format @nick+number?
$tagcid = intval(substr($name, strrpos($name, '+') + 1));
$contact = DBA::selectFirst('contact', $fields, ['id' => $tagcid, 'uid' => $profile_uid]);
}
// select someone by nick in the current network
if (!DBA::isResult($contact) && ($network != '')) {
$condition = ["`nick` = ? AND `network` = ? AND `uid` = ?",
$name, $network, $profile_uid];
$contact = DBA::selectFirst('contact', $fields, $condition);
}
// select someone by attag in the current network
if (!DBA::isResult($contact) && ($network != '')) {
$condition = ["`attag` = ? AND `network` = ? AND `uid` = ?",
$name, $network, $profile_uid];
$contact = DBA::selectFirst('contact', $fields, $condition);
}
//select someone by name in the current network
if (!DBA::isResult($contact) && ($network != '')) {
$condition = ['name' => $name, 'network' => $network, 'uid' => $profile_uid];
$contact = DBA::selectFirst('contact', $fields, $condition);
}
// select someone by nick in any network
if (!DBA::isResult($contact)) {
$condition = ["`nick` = ? AND `uid` = ?", $name, $profile_uid];
$contact = DBA::selectFirst('contact', $fields, $condition);
}
// select someone by attag in any network
if (!DBA::isResult($contact)) {
$condition = ["`attag` = ? AND `uid` = ?", $name, $profile_uid];
$contact = DBA::selectFirst('contact', $fields, $condition);
}
// select someone by name in any network
if (!DBA::isResult($contact)) {
$condition = ['name' => $name, 'uid' => $profile_uid];
$contact = DBA::selectFirst('contact', $fields, $condition);
}
}
// Check if $contact has been successfully loaded
if (DBA::isResult($contact)) {
if (strlen($inform) && (isset($contact['notify']) || isset($contact['id']))) {
$inform .= ',';
}
if (isset($contact['id'])) {
$inform .= 'cid:' . $contact['id'];
} elseif (isset($contact['notify'])) {
$inform .= $contact['notify'];
}
$profile = $contact['url'];
$newname = ($contact['name'] ?? '') ?: $contact['nick'];
}
//if there is an url for this persons profile
if (isset($profile) && ($newname != '')) {
$replaced = true;
// create profile link
$profile = str_replace(',', '%2c', $profile);
$newtag = $tag_type.'[url=' . $profile . ']' . $newname . '[/url]';
$body = str_replace($tag_type . $name, $newtag, $body);
}
}
return ['replaced' => $replaced, 'contact' => $contact];
}
}