135 lines
No EOL
4.1 KiB
PHP
135 lines
No EOL
4.1 KiB
PHP
<?php namespace BookStack\Repos;
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use BookStack\Tag;
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use BookStack\Entity;
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use BookStack\Services\PermissionService;
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/**
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* Class TagRepo
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* @package BookStack\Repos
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*/
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class TagRepo
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{
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protected $tag;
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protected $entity;
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protected $permissionService;
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/**
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* TagRepo constructor.
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* @param Tag $attr
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* @param Entity $ent
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* @param PermissionService $ps
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*/
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public function __construct(Tag $attr, Entity $ent, PermissionService $ps)
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{
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$this->tag = $attr;
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$this->entity = $ent;
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$this->permissionService = $ps;
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}
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/**
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* Get an entity instance of its particular type.
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* @param $entityType
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* @param $entityId
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* @param string $action
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*/
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public function getEntity($entityType, $entityId, $action = 'view')
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{
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$entityInstance = $this->entity->getEntityInstance($entityType);
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$searchQuery = $entityInstance->where('id', '=', $entityId)->with('tags');
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$searchQuery = $this->permissionService->enforceEntityRestrictions($searchQuery, $action);
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return $searchQuery->first();
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}
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/**
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* Get all tags for a particular entity.
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* @param string $entityType
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* @param int $entityId
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* @return mixed
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*/
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public function getForEntity($entityType, $entityId)
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{
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$entity = $this->getEntity($entityType, $entityId);
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if ($entity === null) return collect();
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return $entity->tags;
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}
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/**
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* Get tag name suggestions from scanning existing tag names.
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* If no search term is given the 50 most popular tag names are provided.
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* @param $searchTerm
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* @return array
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*/
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public function getNameSuggestions($searchTerm = false)
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{
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$query = $this->tag->select('*', \DB::raw('count(*) as count'))->groupBy('name');
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if ($searchTerm) {
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$query = $query->where('name', 'LIKE', $searchTerm . '%')->orderBy('name', 'desc');
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} else {
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$query = $query->orderBy('count', 'desc')->take(50);
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}
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$query = $this->permissionService->filterRestrictedEntityRelations($query, 'tags', 'entity_id', 'entity_type');
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return $query->get(['name'])->pluck('name');
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}
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/**
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* Get tag value suggestions from scanning existing tag values.
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* If no search is given the 50 most popular values are provided.
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* Passing a tagName will only find values for a tags with a particular name.
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* @param $searchTerm
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* @param $tagName
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* @return array
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*/
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public function getValueSuggestions($searchTerm = false, $tagName = false)
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{
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$query = $this->tag->select('*', \DB::raw('count(*) as count'))->groupBy('value');
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if ($searchTerm) {
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$query = $query->where('value', 'LIKE', $searchTerm . '%')->orderBy('value', 'desc');
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} else {
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$query = $query->orderBy('count', 'desc')->take(50);
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}
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if ($tagName !== false) $query = $query->where('name', '=', $tagName);
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$query = $this->permissionService->filterRestrictedEntityRelations($query, 'tags', 'entity_id', 'entity_type');
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return $query->get(['value'])->pluck('value');
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}
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/**
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* Save an array of tags to an entity
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* @param Entity $entity
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* @param array $tags
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* @return array|\Illuminate\Database\Eloquent\Collection
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*/
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public function saveTagsToEntity(Entity $entity, $tags = [])
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{
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$entity->tags()->delete();
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$newTags = [];
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foreach ($tags as $tag) {
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if (trim($tag['name']) === '') continue;
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$newTags[] = $this->newInstanceFromInput($tag);
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}
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return $entity->tags()->saveMany($newTags);
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}
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/**
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* Create a new Tag instance from user input.
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* @param $input
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* @return static
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*/
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protected function newInstanceFromInput($input)
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{
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$name = trim($input['name']);
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$value = isset($input['value']) ? trim($input['value']) : '';
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// Any other modification or cleanup required can go here
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$values = ['name' => $name, 'value' => $value];
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return $this->tag->newInstance($values);
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}
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} |