<?php
/**
 * @package    Joomla.Component.Builder
 *
 * @created    30th April, 2015
 * @author     Llewellyn van der Merwe <http://www.joomlacomponentbuilder.com>
 * @github     Joomla Component Builder <https://github.com/vdm-io/Joomla-Component-Builder>
 * @copyright  Copyright (C) 2015 - 2020 Vast Development Method. All rights reserved.
 * @license    GNU General Public License version 2 or later; see LICENSE.txt
 */

// No direct access to this file
defined('_JEXEC') or die('Restricted access');

use Joomla\CMS\Application\CMSApplication;
use Joomla\CMS\Plugin\CMSPlugin;

JLoader::register('ComponentbuilderHelper', JPATH_ADMINISTRATOR . '/components/com_componentbuilder/helpers/componentbuilder.php'); 
/**
 * Extension - Componentbuilder Export Compiler plugin.
 *
 * @package   ComponentbuilderExportCompiler
 * @since     1.0.0
 */
class PlgExtensionComponentbuilderExportCompiler extends CMSPlugin
{
	/**
	 * Application object
	 *
	 * @var    CMSApplication
	 * @since  1.0.0
	 */
	protected  $app;

	/**
	 * Affects constructor behavior. If true, language files will be loaded automatically.
	 *
	 * @var    boolean
	 * @since  1.0.0
	 */
	protected  $autoloadLanguage = true;

	/**
	 * The language string builder
	 * 
	 * @var     array
	 */
	protected $languageArray = array();

	/**
	 * The hash placeholder
	 * 
	 * @var     string
	 */
	protected $hhh = '#' . '#' . '#';

	/**
	 * The open bracket placeholder
	 * 
	 * @var     string
	 */
	protected $bbb = '[' . '[' . '[';

	/**
	 * The close bracket placeholder
	 * 
	 * @var     string
	 */
	protected $ddd = ']' . ']' . ']';

	/**
	 * The line numbers Switch
	 * 
	 * @var      boolean
	 */
	protected $debugLinenr = false;

	/*
	 * The lang prefix
	 * 
	 * @var      boolean
	 */
	protected $langPrefix;

	/*
	 * The Export Text Only switch
	 * 
	 * @var      int
	 */
	protected $exportTextOnly = 0;

	/*
	 * The Strict Field Export Permissions switch
	 * 
	 * @var      int
	 */
	protected $strictFieldExportPermissions = 0;

	/**
	 * Event Triggered in the compiler [on Before Get Component Data]
	 *
	 * @return  void
	 *
	 * @since   1.0
	 */
	public function jcb_ce_onAfterGetComponentData(&$context, $compiler)
	{
		if ($this->exportTextOnly && $this->componentActive($context))
		{
			// sync needed compiler properties with this plugin class
			$this->debugLinenr = $compiler->debugLinenr;
			$this->hhh = $compiler->hhh;
			$this->bbb = $compiler->bbb;
			$this->ddd = $compiler->ddd;
			$this->langPrefix = $compiler->langPrefix;

			// activate export text only
		 	$compiler->exportTextOnly = $this->exportTextOnly;
			// activate strict_permission_per_field if set in plugin (default true)
		 	$compiler->strictFieldExportPermissions = $this->strictFieldExportPermissions;
		}
	}

	/**
	 * Event Triggered in the compiler [on After Model Component Data]
	 *
	 * @return  void
	 *
	 * @since   1.0
	 */
	public function jcb_ce_onAfterModelComponentData(&$context, &$component)
	{
		// check if we have export for any view
		if ($this->componentActive($context))
		{
			// set the export/import option
			if (isset($component->admin_views) && ComponentbuilderHelper::checkArray($component->admin_views))
			{
				foreach ($component->admin_views as $view)
				{
					if (!$this->exportTextOnly && (isset($view['port']) && $view['port'] || 1 == $view['settings']->add_custom_import))
					{
						$this->exportTextOnly = 1;
						$this->strictFieldExportPermissions = $this->params->get('strict_permission_per_field', 1);
					}
				}
			}
		}
	}

	/**
	 * Event Triggered in the compiler [on Before Set Lang File Data]
	 *
	 * @return  void
	 *
	 * @since   1.0
	 */
	public function jcb_ce_onBeforeSetLangFileData(&$context, $compiler)
	{
		if ($this->exportTextOnly && $this->componentActive($context) && ComponentbuilderHelper::checkArray($this->languageArray))
		{
			foreach($this->languageArray as $key => $string)
			{
				$compiler->setLangContent('adminsys', $key, $string);
			}
		}
	}

	/**
	 * Event Triggered in the compiler [on Before Set Config Field sets]
	 *
	 * @return  void
	 *
	 * @since   1.0
	 */
	public function jcb_ce_onBeforeSetConfigFieldsets(&$context, &$timer, &$configFieldSets, &$configFieldSetsCustomField, &$componentDataConfig, &$extensionsParams, &$placeholders)
	{
		// only add fields after second time
		if ($this->exportTextOnly && $this->componentActive($context) && $timer == 2)
		{
			// main lang prefix
			$lang = $this->langPrefix . '_CONFIG';
			// start building field set for config
			$configFieldSets[] = $this->_t(1) . "<fieldset";
			$configFieldSets[] = $this->_t(2) . 'name="export_text_only_config"';
			$configFieldSets[] = $this->_t(2) . 'label="' . $lang . '_EXPORT_TEXT_ONLY_TAB_LABEL"';
			$configFieldSets[] = $this->_t(2) . 'description="' . $lang . '_EXPORT_TEXT_ONLY_TAB_DESCRIPTION">';
			// setup lang
			$this->languageArray[$lang . '_EXPORT_TEXT_ONLY_TAB_LABEL'] = "Export Options";
			$this->languageArray[$lang . '_EXPORT_TEXT_ONLY_TAB_DESCRIPTION'] = "Here are some extra option to adjust the export behavior of admin views.";
			// add custom Export Options
			if (isset($configFieldSetsCustomField['Export Options']) && ComponentbuilderHelper::checkArray($configFieldSetsCustomField['Export Options']))
			{
				$configFieldSets[] = implode("", $configFieldSetsCustomField['Export Options']);
				unset($configFieldSetsCustomField['Export Options']);
			}
			else
			{
				$this->languageArray[$lang . '_EXPORT_TEXT_ONLY_LABEL'] = "Export Text Only";
				$this->languageArray[$lang . '_EXPORT_TEXT_ONLY_DESCRIPTION'] = "This option enables the export of string/text instead of linked IDs in all admin views that have an export option.";

				$this->languageArray[$lang . '_ACTIVATE'] = "Activate";
				$this->languageArray[$lang . '_DEACTIVATE'] = "Deactivate";

				$configFieldSets[] = PHP_EOL . $this->_t(2) . "<!--" . $this->setLine(__LINE__) . " Export Text Only Field. Type: Radio. (joomla) -->";
				$configFieldSets[] = $this->_t(2) . "<field";
				$configFieldSets[] = $this->_t(3) . "type=\"radio\"";
				$configFieldSets[] = $this->_t(3) . "name=\"export_text_only\"";
				$configFieldSets[] = $this->_t(3) . "label=\"" . $lang . "_EXPORT_TEXT_ONLY_LABEL\"";
				$configFieldSets[] = $this->_t(3) . "description=\"" . $lang . "_EXPORT_TEXT_ONLY_DESCRIPTION\"";
				$configFieldSets[] = $this->_t(3) . "class=\"btn-group btn-group-yesno\"";
				$configFieldSets[] = $this->_t(3) . "default=\"0\">";
				$configFieldSets[] = $this->_t(3) . "<!--" . $this->setLine(__LINE__) . " Option Set. -->";
				$configFieldSets[] = $this->_t(3) . "<option value=\"1\">";
				$configFieldSets[] = $this->_t(4) . $lang . "_ACTIVATE</option>";
				$configFieldSets[] = $this->_t(3) . "<option value=\"0\">";
				$configFieldSets[] = $this->_t(4) . $lang . "_DEACTIVATE</option>";
				$configFieldSets[] = $this->_t(2) . "</field>";

				// add  strict Field Export Permissions field
				if ($this->strictFieldExportPermissions)
				{
					$this->languageArray[$lang . '_STRICT_PERMISSION_PER_FIELD_LABEL'] = "Use Strict Permission per/field";
					$this->languageArray[$lang . '_STRICT_PERMISSION_PER_FIELD_DESCRIPTION'] = "Use strict permissions per/field in the export methods where there are fields permissions in a view.";

					$configFieldSets[] = PHP_EOL . $this->_t(2) . "<!--" . $this->setLine(__LINE__) . " Strict_permission_per_field Field. Type: Radio. (joomla) -->";
					$configFieldSets[] = $this->_t(2) . "<field";
					$configFieldSets[] = $this->_t(3) . "type=\"radio\"";
					$configFieldSets[] = $this->_t(3) . "name=\"strict_permission_per_field\"";
					$configFieldSets[] = $this->_t(3) . "label=\"" . $lang . "_STRICT_PERMISSION_PER_FIELD_LABEL\"";
					$configFieldSets[] = $this->_t(3) . "description=\"" . $lang . "_STRICT_PERMISSION_PER_FIELD_DESCRIPTION\"";
					$configFieldSets[] = $this->_t(3) . "class=\"btn-group btn-group-yesno\"";
					$configFieldSets[] = $this->_t(3) . "default=\"1\">";
					$configFieldSets[] = $this->_t(3) . "<!--" . $this->setLine(__LINE__) . " Option Set. -->";
					$configFieldSets[] = $this->_t(3) . "<option value=\"1\">";
					$configFieldSets[] = $this->_t(4) . $lang . "_ACTIVATE</option>";
					$configFieldSets[] = $this->_t(3) . "<option value=\"0\">";
					$configFieldSets[] = $this->_t(4) . $lang . "_DEACTIVATE</option>";
					$configFieldSets[] = $this->_t(2) . "</field>";
				}
			}
			// close that fieldset
			$configFieldSets[] = $this->_t(1) . "</fieldset>";
		}
	}

	/**
	 * Set the line number in comments
	 * 
	 * @param   int   $nr  The line number
	 * 
	 * @return  void
	 * 
	 */
	protected function setLine($nr)
	{
		if ($this->debugLinenr)
		{
			return ' [Plugin-Privacy-Compiler ' . $nr . ']';
		}
		return '';
	}

	/**
	 * Set the tab/space
	 * 
	 * @param   int   $nr  The number of tag/space
	 * 
	 * @return  string
	 * 
	 */
	protected function _t($nr)
	{
		// use global method for conformity
		return ComponentbuilderHelper::_t($nr);
	}

	/**
	 * The array of active components
	 * 
	 * @var     array
	 */
	protected $componentsActive;

	/**
	 * The activate option
	 * 
	 * @var     int
	 */
	protected $activateOption = 0;

	/**
	 * Set the line number in comments
	 * 
	 * @param   string  $context  The context of the current executing component
	 * 
	 * @return  bool
	 * 
	 */
	protected function componentActive(&$context)
	{
		// check the active option
		if (!$this->activateOption)
		{
			$this->activateOption = $this->params->get('activate_option', 1);
		}
		elseif ($this->activateOption == 1)
		{
			return true;
		}
		// first check is we have the active components set
		if ($this->activateOption == 2 && !ComponentbuilderHelper::checkArray($this->componentsActive))
		{
			$this->componentsActive = $this->params->get('components');
		}
		// only check if there are active
		if (ComponentbuilderHelper::checkArray($this->componentsActive))
		{
			return in_array((int) filter_var($context, FILTER_SANITIZE_NUMBER_INT), $this->componentsActive);
		}
		return false;
	}

}