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<?php
namespace Kanboard\Model;
/**
* Board model
*
* @package model
* @author Frederic Guillot
*/
class Board extends Base
{
/**
* Get Kanboard default columns
*
* @access public
* @return string[]
*/
public function getDefaultColumns()
{
return array(t('Backlog'), t('Ready'), t('Work in progress'), t('Done'));
}
/**
* Get user default columns
*
* @access public
* @return array
*/
public function getUserColumns()
{
$column_names = explode(',', $this->config->get('board_columns', implode(',', $this->getDefaultColumns())));
$columns = array();
foreach ($column_names as $column_name) {
$column_name = trim($column_name);
if (! empty($column_name)) {
$columns[] = array('title' => $column_name, 'task_limit' => 0, 'description' => '');
}
}
return $columns;
}
/**
* Create a board with default columns, must be executed inside a transaction
*
* @access public
* @param integer $project_id Project id
* @param array $columns Column parameters [ 'title' => 'boo', 'task_limit' => 2 ... ]
* @return boolean
*/
public function create($project_id, array $columns)
{
$position = 0;
foreach ($columns as $column) {
$values = array(
'title' => $column['title'],
'position' => ++$position,
'project_id' => $project_id,
'task_limit' => $column['task_limit'],
'description' => $column['description'],
);
if (! $this->db->table(Column::TABLE)->save($values)) {
return false;
}
}
return true;
}
/**
* Copy board columns from a project to another one
*
* @author Antonio Rabelo
* @param integer $project_from Project Template
* @param integer $project_to Project that receives the copy
* @return boolean
*/
public function duplicate($project_from, $project_to)
{
$columns = $this->db->table(Column::TABLE)
->columns('title', 'task_limit', 'description')
->eq('project_id', $project_from)
->asc('position')
->findAll();
return $this->board->create($project_to, $columns);
}
/**
* Get all tasks sorted by columns and swimlanes
*
* @access public
* @param integer $project_id
* @param callable $callback
* @return array
*/
public function getBoard($project_id, $callback = null)
{
$swimlanes = $this->swimlane->getSwimlanes($project_id);
$columns = $this->column->getAll($project_id);
$nb_columns = count($columns);
for ($i = 0, $ilen = count($swimlanes); $i < $ilen; $i++) {
$swimlanes[$i]['columns'] = $columns;
$swimlanes[$i]['nb_columns'] = $nb_columns;
$swimlanes[$i]['nb_tasks'] = 0;
$swimlanes[$i]['nb_swimlanes'] = $ilen;
for ($j = 0; $j < $nb_columns; $j++) {
$column_id = $columns[$j]['id'];
$swimlane_id = $swimlanes[$i]['id'];
if (! isset($swimlanes[0]['columns'][$j]['nb_column_tasks'])) {
$swimlanes[0]['columns'][$j]['nb_column_tasks'] = 0;
$swimlanes[0]['columns'][$j]['total_score'] = 0;
}
$swimlanes[$i]['columns'][$j]['tasks'] = $callback === null ? $this->taskFinder->getTasksByColumnAndSwimlane($project_id, $column_id, $swimlane_id) : $callback($project_id, $column_id, $swimlane_id);
$swimlanes[$i]['columns'][$j]['nb_tasks'] = count($swimlanes[$i]['columns'][$j]['tasks']);
$swimlanes[$i]['columns'][$j]['score'] = $this->getColumnSum($swimlanes[$i]['columns'][$j]['tasks'], 'score');
$swimlanes[$i]['nb_tasks'] += $swimlanes[$i]['columns'][$j]['nb_tasks'];
$swimlanes[0]['columns'][$j]['nb_column_tasks'] += $swimlanes[$i]['columns'][$j]['nb_tasks'];
$swimlanes[0]['columns'][$j]['total_score'] += $swimlanes[$i]['columns'][$j]['score'];
}
}
return $swimlanes;
}
/**
* Calculate the sum of the defined field for a list of tasks
*
* @access public
* @param array $tasks
* @param string $field
* @return integer
*/
public function getColumnSum(array &$tasks, $field)
{
$sum = 0;
foreach ($tasks as $task) {
$sum += $task[$field];
}
return $sum;
}
/**
* Get the total of tasks per column
*
* @access public
* @param integer $project_id
* @param boolean $prepend Prepend default value
* @return array
*/
public function getColumnStats($project_id, $prepend = false)
{
$listing = $this->db
->hashtable(Task::TABLE)
->eq('project_id', $project_id)
->eq('is_active', 1)
->groupBy('column_id')
->getAll('column_id', 'COUNT(*) AS total');
return $prepend ? array(-1 => t('All columns')) + $listing : $listing;
}
}
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