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<?php

/* SVN FILE: $Id: RbamRelationship.php 9 2010-12-17 13:21:39Z Chris $*/
/**
 * RBAM Relationships widget class file.
 * Displays auth items with the specified relationship to the specified item.
 *
 * @copyright	Copyright &copy; 2010 PBM Web Development - All Rights Reserved
 *
 * @since			V1.0.0
 *
 * @version		$Revision: 9 $
 *
 * @license		BSD License (see documentation)
 */
/**
 * RBAM Relationships widget class.
 */
Yii::import('zii.widgets.CPortlet');

class RbamRelationship extends CPortlet
{
    /**
     * @property CAuthItem the item who's relations are being displayed.
     */
    public $item;
    /**
     * @property string the relationship the items displayed in this have to the item.
     * Valid values are 'parents', 'children', or 'unrelated'.
     */
    public $relationship;

/**
     * @var array the related auth items by auth item type for the relationship
     */
    private $_relations = array();

/**
     * Initializes the widget.
     * This method will publish JUI assets if necessary.
     * It will also register jquery and JUI JavaScript files and the theme CSS file.
     * If you override this method, make sure you call the parent implementation first.
     */
    public function init()
    {
        Yii::import('rbam.extensions.alphapager.ApPagination');
        Yii::import('rbam.extensions.alphapager.ApArrayDataProvider');

$owner = $this->getOwner();
        $this->id = $this->relationship;
        $this->title = CHtml::tag('p', array(),
            $this->hint($this->relationship)).$this->relationship($this->relationship);
        $attribute = 'name';
        foreach ($owner->types as $type) {
            if (($this->relationship === 'parents' && $type < $this->item->type) ||
                    ($this->relationship === 'children' && $type > $this->item->type)
            ) {
                continue;
            }
            $getter = 'getE'.ucfirst($this->relationship);

$alphaPagination = new ApPagination($attribute);
            $data = array_values($this->item->$getter($type));
            $alphaPagination->activeCharSet = $owner->activeChars($data, $attribute);
            $this->_relations[$type] = new ApArrayDataProvider($data,
                array(
                    'keyField' => $attribute,
                    'alphapagination' => $alphaPagination,
                    'pagination' => array(
                        'pageSize' => (is_null($owner->module->relationshipsPageSize)
                                ? $owner->module->pageSize
                                : $owner->module->relationshipsPageSize
                        ),
                    ),
                    'sort' => array(
                        'attributes' => array('name', 'description'),
                        'defaultOrder' => array('name' => false, 'description' => false),
                    ),
                )
            );
        }

parent::init();
    }

/**
     * Renders the widget.
     */
    protected function renderContent()
    {
        $owner = $this->getOwner();
        $tabs = array();
        foreach ($this->_relations as $type => $dataProvider) {
            $tabs[$this->relationship.'-'.$owner->type($type)] = array(
                'title' => $owner->type($type, true, true, true).
                    " (<span>{$dataProvider->totalItemCount}</span>)",
                'content' => $this->render('RbamRelationship', compact('owner', 'dataProvider', 'type'), true),
            );
        }

$owner->widget('system.web.widgets.CTabView', array('tabs' => $tabs));
    }

/**
     * Returns the hint for the specified relationship.
     */
    private function hint($rleationship)
    {
        switch ($rleationship) {
            case 'parents':
                return Yii::t('RbamModule.rbam', 'Drag unrelated items here to make them parents of {item}', array('{item}' => $this->item->name));
                break;
            case 'children':
                return Yii::t('RbamModule.rbam', 'Drag unrelated items here to make them children of {item}', array('{item}' => $this->item->name));
                break;
            case 'unrelated':
                return Yii::t('RbamModule.rbam', 'Drag parent or child items here to remove their relationship with {item}', array('{item}' => $this->item->name));
                break;
        }
    }

/**
     * Returns the translated relationship.
     */
    private function relationship($relationship)
    {
        switch ($relationship) {
            case 'parents':
                return Yii::t('RbamModule.rbam', 'Parents');
                break;
            case 'children':
                return Yii::t('RbamModule.rbam', 'Children');
                break;
            case 'unrelated':
                return Yii::t('RbamModule.rbam', 'Unrelated');
                break;
        }
    }
}

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