<?php

/**
 * Contao Open Source CMS
 *
 * Copyright (c) 2005-2016 Leo Feyer
 *
 * @license LGPL-3.0+
 */


/**
 * Add palettes to tl_module
 */
$GLOBALS['TL_DCA']['tl_module']['palettes']['faqlist']   = '{title_legend},name,headline,type;{config_legend},faq_categories,faq_readerModule;{template_legend:hide},customTpl;{protected_legend:hide},protected;{expert_legend:hide},guests,cssID,space';
$GLOBALS['TL_DCA']['tl_module']['palettes']['faqreader'] = '{title_legend},name,headline,type;{config_legend},faq_categories;{template_legend:hide},customTpl;{protected_legend:hide},protected;{expert_legend:hide},guests,cssID,space';
$GLOBALS['TL_DCA']['tl_module']['palettes']['faqpage']   = '{title_legend},name,headline,type;{config_legend},faq_categories;{template_legend:hide},customTpl;{protected_legend:hide},protected;{expert_legend:hide},guests,cssID,space';


/**
 * Add fields to tl_module
 */
$GLOBALS['TL_DCA']['tl_module']['fields']['faq_categories'] = array
(
	'label'                   => &$GLOBALS['TL_LANG']['tl_module']['faq_categories'],
	'exclude'                 => true,
	'inputType'               => 'checkboxWizard',
	'foreignKey'              => 'tl_faq_category.title',
	'eval'                    => array('multiple'=>true, 'mandatory'=>true),
	'sql'                     => "blob NULL"
);

$GLOBALS['TL_DCA']['tl_module']['fields']['faq_readerModule'] = array
(
	'label'                   => &$GLOBALS['TL_LANG']['tl_module']['faq_readerModule'],
	'exclude'                 => true,
	'inputType'               => 'select',
	'options_callback'        => array('tl_module_faq', 'getReaderModules'),
	'reference'               => &$GLOBALS['TL_LANG']['tl_module'],
	'eval'                    => array('includeBlankOption'=>true),
	'sql'                     => "int(10) unsigned NOT NULL default '0'"
);


/**
 * Add the comments template drop-down menu
 */
if (in_array('comments', ModuleLoader::getActive()))
{
	$GLOBALS['TL_DCA']['tl_module']['palettes']['faqreader'] = str_replace('{protected_legend:hide}', '{comment_legend:hide},com_template;{protected_legend:hide}', $GLOBALS['TL_DCA']['tl_module']['palettes']['faqreader']);
}


/**
 * Provide miscellaneous methods that are used by the data configuration array.
 *
 * @author Leo Feyer <https://github.com/leofeyer>
 */
class tl_module_faq extends Backend
{

	/**
	 * Get all FAQ reader modules and return them as array
	 *
	 * @return array
	 */
	public function getReaderModules()
	{
		$arrModules = array();
		$objModules = $this->Database->execute("SELECT m.id, m.name, t.name AS theme FROM tl_module m LEFT JOIN tl_theme t ON m.pid=t.id WHERE m.type='faqreader' ORDER BY t.name, m.name");

		while ($objModules->next())
		{
			$arrModules[$objModules->theme][$objModules->id] = $objModules->name . ' (ID ' . $objModules->id . ')';
		}

		return $arrModules;
	}
}
