<?php

/**
 * @file classes/payments/ojs/form/PaymentSettingsForm.inc.php
 *
 * Copyright (c) 2006-2009 Gunther Eysenbach, Juan Pablo Alperin
 * Distributed under the GNU GPL v2. For full terms see the file docs/COPYING.
 *
 * @class PaymentSettingsForm
 * @ingroup payments 
 *
 * @brief Form for managers to modify Payment costs and settings
 *
 */

// $Id$

import('lib.pkp.classes.form.Form');

class PaymentSettingsForm extends Form {
	/** @var validCurrencies array keys are valid subscription type currencies */
	var $validCurrencies;

	/** @var array the setting names */
	var $settings;

	/** $var $errors string */
	var $errors;

	/**
	 * Constructor
	 * @param $journalId int
	 */
	function PaymentSettingsForm() {

		parent::Form('payments/paymentSettings.tpl');

		$this->settings = array(
							'journalPaymentsEnabled' => 'bool',
							'currency' => 'string',
							'submissionFeeEnabled' => 'bool',
							'submissionFee' => 'float',
							'submissionFeeName' => 'string',
							'submissionFeeDescription' => 'string',
							'publicationFeeEnabled' => 'bool',
							'publicationFee' => 'float',
							'publicationFeeName' => 'string',
							'publicationFeeDescription' => 'string',
							'fastTrackFeeEnabled' => 'bool',
							'fastTrackFee' => 'float',
							'fastTrackFeeName' => 'string',
							'fastTrackFeeDescription' => 'string',
							'purchaseArticleFeeEnabled' => 'bool',
						  	'purchaseArticleFee' => 'float',
							'purchaseArticleFeeName' => 'string',
							'purchaseArticleFeeDescription' => 'string',
							'membershipFeeEnabled' => 'bool',
							'membershipFee' => 'float',
							'membershipFeeName' => 'string',
							'membershipFeeDescription' => 'string',
							'waiverPolicy' => 'string',
							'donationFeeEnabled' => 'bool',
							'donationFeeName' => 'string',
							'donationFeeDescription' => 'string',
							'restrictOnlyPdf' => 'bool',
						  	'acceptSubscriptionPayments' => 'bool'
		);

		$this->addCheck(new FormValidatorCustom($this, 'submissionFee', 'optional', 'manager.payment.form.numeric', create_function('$submissionFee', 'return is_numeric($submissionFee) && $submissionFee >= 0;')));
		$this->addCheck(new FormValidatorCustom($this, 'publicationFee', 'optional', 'manager.payment.form.numeric', create_function('$publicationFee', 'return is_numeric($publicationFee) && $publicationFee >= 0;')));
		$this->addCheck(new FormValidatorCustom($this, 'fastTrackFee', 'optional', 'manager.payment.form.numeric', create_function('$fastTrackFee', 'return is_numeric($fastTrackFee) && $fastTrackFee >= 0;')));
		$this->addCheck(new FormValidatorCustom($this, 'purchaseArticleFee', 'optional', 'manager.payment.form.numeric', create_function('$purchaseArticleFee', 'return is_numeric($purchaseArticleFee) && $purchaseArticleFee >= 0;')));
		$this->addCheck(new FormValidatorCustom($this, 'membershipFee', 'optional', 'manager.payment.form.numeric', create_function('$membershipFee', 'return is_numeric($membershipFee) && $membershipFee >= 0;')));

		// grab valid currencies and add Validator
		$currencyDao =& DAORegistry::getDAO('CurrencyDAO');
		$currencies =& $currencyDao->getCurrencies();
		$this->validCurrencies = array();
		while (list(, $currency) = each($currencies)) {
			$this->validCurrencies[$currency->getCodeAlpha()] = $currency->getName() . ' (' . $currency->getCodeAlpha() . ')';
		}

		// Currency is provided and is valid value
		$this->addCheck(new FormValidator($this, 'currency', 'required', 'manager.subscriptionTypes.form.currencyRequired'));
		$this->addCheck(new FormValidatorInSet($this, 'currency', 'required', 'manager.subscriptionTypes.form.currencyValid', array_keys($this->validCurrencies)));
	}

	/**
	 * Get the list of field names for which localized settings are used.
	 * @return array
	 */
	function getLocaleFieldNames() {
		return array('submissionFeeName', 'submissionFeeDescription', 'publicationFeeName', 'publicationFeeDescription', 'waiverPolicy', 'fastTrackFeeName', 'fastTrackFeeDescription', 'purchaseArticleFeeName', 'purchaseArticleFeeDescription', 'membershipFeeName', 'membershipFeeDescription', 	'donationFeeName', 'donationFeeDescription');
	}

	/**
	 * Display the form.
	 */
	function display() {
		$templateMgr =& TemplateManager::getManager();
		$templateMgr->assign('validCurrencies', $this->validCurrencies);
		parent::display();
	}

	/**
	 * Initialize form data from current group group.
	 */
	function initData() {
		$journal =& Request::getJournal();
		foreach ($this->settings as $settingName => $settingType) {
			$this->_data[$settingName] = $journal->getSetting($settingName);
		}
	}

	/**
	 * Assign form data to user-submitted data.
	 */
	function readInputData() {
		$this->readUserVars(array_keys($this->settings));
	}

	/**
	 * Save settings
	 */
	function save() {
		$journal =& Request::getJournal();
		$settingsDao =& DAORegistry::getDAO('JournalSettingsDAO');

		foreach ($this->_data as $name => $value) {
			$isLocalized = in_array($name, $this->getLocaleFieldNames());
			$settingsDao->updateSetting(
				$journal->getId(),
				$name,
				$value,
				$this->settings[$name],
				$isLocalized
			);
		}
	}
}

?>