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<?php
namespace Kanboard\Model;
/**
* Category model
*
* @package model
* @author Frederic Guillot
*/
class Category extends Base
{
/**
* SQL table name
*
* @var string
*/
const TABLE = 'project_has_categories';
/**
* Return true if a category exists for a given project
*
* @access public
* @param integer $category_id Category id
* @return boolean
*/
public function exists($category_id)
{
return $this->db->table(self::TABLE)->eq('id', $category_id)->exists();
}
/**
* Get a category by the id
*
* @access public
* @param integer $category_id Category id
* @return array
*/
public function getById($category_id)
{
return $this->db->table(self::TABLE)->eq('id', $category_id)->findOne();
}
/**
* Get the category name by the id
*
* @access public
* @param integer $category_id Category id
* @return string
*/
public function getNameById($category_id)
{
return $this->db->table(self::TABLE)->eq('id', $category_id)->findOneColumn('name') ?: '';
}
/**
* Get a category id by the category name and project id
*
* @access public
* @param integer $project_id Project id
* @param string $category_name Category name
* @return integer
*/
public function getIdByName($project_id, $category_name)
{
return (int) $this->db->table(self::TABLE)
->eq('project_id', $project_id)
->eq('name', $category_name)
->findOneColumn('id');
}
/**
* Return the list of all categories
*
* @access public
* @param integer $project_id Project id
* @param bool $prepend_none If true, prepend to the list the value 'None'
* @param bool $prepend_all If true, prepend to the list the value 'All'
* @return array
*/
public function getList($project_id, $prepend_none = true, $prepend_all = false)
{
$listing = $this->db->hashtable(self::TABLE)
->eq('project_id', $project_id)
->asc('name')
->getAll('id', 'name');
$prepend = array();
if ($prepend_all) {
$prepend[-1] = t('All categories');
}
if ($prepend_none) {
$prepend[0] = t('No category');
}
return $prepend + $listing;
}
/**
* Return all categories for a given project
*
* @access public
* @param integer $project_id Project id
* @return array
*/
public function getAll($project_id)
{
return $this->db->table(self::TABLE)
->eq('project_id', $project_id)
->asc('name')
->findAll();
}
/**
* Create default categories during project creation (transaction already started in Project::create())
*
* @access public
* @param integer $project_id
* @return boolean
*/
public function createDefaultCategories($project_id)
{
$results = array();
$categories = explode(',', $this->config->get('project_categories'));
foreach ($categories as $category) {
$category = trim($category);
if (! empty($category)) {
$results[] = $this->db->table(self::TABLE)->insert(array(
'project_id' => $project_id,
'name' => $category,
));
}
}
return in_array(false, $results, true);
}
/**
* Create a category (run inside a transaction)
*
* @access public
* @param array $values Form values
* @return bool|integer
*/
public function create(array $values)
{
return $this->persist(self::TABLE, $values);
}
/**
* Update a category
*
* @access public
* @param array $values Form values
* @return bool
*/
public function update(array $values)
{
return $this->db->table(self::TABLE)->eq('id', $values['id'])->save($values);
}
/**
* Remove a category
*
* @access public
* @param integer $category_id Category id
* @return bool
*/
public function remove($category_id)
{
$this->db->startTransaction();
$this->db->table(Task::TABLE)->eq('category_id', $category_id)->update(array('category_id' => 0));
if (! $this->db->table(self::TABLE)->eq('id', $category_id)->remove()) {
$this->db->cancelTransaction();
return false;
}
$this->db->closeTransaction();
return true;
}
/**
* Duplicate categories from a project to another one, must be executed inside a transaction
*
* @author Antonio Rabelo
* @param integer $src_project_id Source project id
* @param integer $dst_project_id Destination project id
* @return boolean
*/
public function duplicate($src_project_id, $dst_project_id)
{
$categories = $this->db
->table(self::TABLE)
->columns('name', 'description')
->eq('project_id', $src_project_id)
->asc('name')
->findAll();
foreach ($categories as $category) {
$category['project_id'] = $dst_project_id;
if (! $this->db->table(self::TABLE)->save($category)) {
return false;
}
}
return true;
}
}
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