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Copy pathTagManager.php
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168 lines (137 loc) · 4.99 KB
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<?php
/**
* Copyright 2017 OpenStack Foundation
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
**/
final class TagManager implements ITagManager
{
/**
* @var ITransactionManager
*/
private $tx_manager;
/**
* TagManager constructor.
* @param ITransactionManager $tx_manager
*/
public function __construct(ITransactionManager $tx_manager)
{
$this->tx_manager = $tx_manager;
}
/**
* @param String $tag_val
* @return ITag
*/
public function addTag($tag_val) {
return $this->tx_manager->transaction(function () use ($tag_val) {
if (empty($tag_val))
throw new ValidationException();
$tag = new Tag();
$tag->Tag = $tag_val;
$tag->write();
return $tag;
});
}
/**
* @param String $tag_val
* @param Int $tag_id
* @return ITag
*/
public function updateTag($tag_val, $tag_id) {
return $this->tx_manager->transaction(function () use ($tag_val, $tag_id) {
$tag = Tag::get()->byID($tag_id);
if (!$tag)
throw new NotFoundEntityException('Tag');
if (empty($tag_val))
throw new ValidationException();
$tag->Tag = $tag_val;
$tag->write();
return $tag;
});
}
/**
* @param Int $tag_id
* @return Bool
*/
public function deleteTags($tag_ids){
return $this->tx_manager->transaction(function () use ($tag_ids) {
foreach ($tag_ids as $tag_id) {
$tag = Tag::get()->byID($tag_id);
if (!$tag)
throw new NotFoundEntityException('Tag');
$tag->delete();
}
return true;
});
}
/**
* @param String $merge_tag
* @param ITag[] $tags
* @return ITag
*/
public function mergeTags($merge_tag, $tags){
return $this->tx_manager->transaction(function () use ($merge_tag, $tags) {
if (empty($merge_tag))
throw new ValidationException();
$new_tag = Tag::get()->filter(['Tag:case' => $merge_tag])->first();
if (!$new_tag) {
$new_tag = new Tag();
$new_tag->Tag = $merge_tag;
$new_tag->write();
}
$tags = $tags->exclude('ID', $new_tag->ID);
foreach ($tags as $old_tag) {
if($manyMany = $old_tag->many_many()) {
foreach($manyMany as $relationship => $class) {
$newComponents = $new_tag->getManyManyComponents($relationship)->column('ID');
$oldComponents = $old_tag->getManyManyComponents($relationship)->column('ID');
$allComponents = array_unique(array_merge($newComponents, $oldComponents));
$new_tag->getManyManyComponents($relationship)->setByIDList($allComponents);
}
}
$old_tag->delete();
}
return $new_tag;
});
}
/**
* @param String $tag_val
* @param Int $tag_id
* @return Bool
*/
public function splitTag($tag_val, $tag_id){
return $this->tx_manager->transaction(function () use ($tag_val, $tag_id) {
$tag = Tag::get()->byID($tag_id);
if (!$tag)
throw new NotFoundEntityException('Tag');
if (empty($tag_val))
throw new ValidationException();
$tag_vals = explode(' ', $tag_val);
foreach ($tag_vals as $tag_val) {
$new_tag = Tag::get()->filter(['Tag:case' => $tag_val])->first();
if (!$new_tag) {
$new_tag = new Tag();
$new_tag->Tag = $tag_val;
$new_tag->write();
}
if($manyMany = $tag->many_many()) {
foreach($manyMany as $relationship => $class) {
$newComponents = $new_tag->getManyManyComponents($relationship)->column('ID');
$oldComponents = $tag->getManyManyComponents($relationship)->column('ID');
$allComponents = array_unique(array_merge($newComponents, $oldComponents));
$new_tag->getManyManyComponents($relationship)->setByIDList($allComponents);
}
}
}
$tag->delete();
return true;
});
}
}