<?php
/*
* 2007-2012 PrestaShop
*
* NOTICE OF LICENSE
*
* This source file is subject to the Open Software License (OSL 3.0)
* that is bundled with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://opensource.org/licenses/osl-3.0.php
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@prestashop.com so we can send you a copy immediately.
*
* DISCLAIMER
*
* Do not edit or add to this file if you wish to upgrade PrestaShop to newer
* versions in the future. If you wish to customize PrestaShop for your
* needs please refer to http://www.prestashop.com for more information.
*
*  @author PrestaShop SA <contact@prestashop.com>
*  @copyright  2007-2012 PrestaShop SA
*  @version  Release: $Revision: 14002 $
*  @license    http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
*  International Registered Trademark & Property of PrestaShop SA
*/

class AdminShipping extends AdminTab
{
	private $_fieldsHandling;

	public function __construct()
	{
	 	$this->table = 'delivery';
 		$currency = new Currency(Configuration::get('PS_CURRENCY_DEFAULT'));

 		$this->_fieldsHandling = array(
		'PS_SHIPPING_HANDLING' => array('title' => $this->l('Handling charges'), 'suffix' => $currency, 'validation' => 'isPrice', 'cast' => 'floatval'),
		'PS_SHIPPING_FREE_PRICE' => array('title' => $this->l('Free shipping starts at'), 'suffix' => $currency, 'validation' => 'isPrice', 'cast' => 'floatval'),
		'PS_SHIPPING_FREE_WEIGHT' => array('title' => $this->l('Free shipping starts at'), 'suffix' => Configuration::get('PS_WEIGHT_UNIT'), 'validation' => 'isUnsignedFloat', 'cast' => 'floatval'),
		'PS_SHIPPING_METHOD' => array('title' => $this->l('Billing'), 'validation' => 'isBool', 'cast' => 'intval'));

		parent::__construct();
	}

	public function postProcess()
	{
		global $currentIndex;

		/* Handling settings */
		if (isset($_POST['submitHandling'.$this->table]))
		{
		 	if ($this->tabAccess['edit'] === '1')
			{
			 	/* Check required fields */
				foreach ($this->_fieldsHandling AS $field => $values)
					if (($value = Tools::getValue($field)) == false AND (string)$value != '0')
						$this->_errors[] = Tools::displayError('field').' <b>'.$values['title'].'</b> '.Tools::displayError('is required.');

				/* Check field validity */
				foreach ($this->_fieldsHandling AS $field => $values)
					if (Tools::getValue($field))
					{
						$function = $values['validation'];
						if (!Validate::$function(Tools::getValue($field)))
							$this->_errors[] = Tools::displayError('field').' <b>'.$values['title'].'</b> '.Tools::displayError('is invalid.');
					}

				/* Update configuration values */
				if (!sizeof($this->_errors))
				{
					foreach ($this->_fieldsHandling AS $field => $values)
					{
						$function = $values['cast'];
						Configuration::updateValue($field, call_user_func($function, Tools::getValue($field)));
					}

					Tools::redirectAdmin($currentIndex.'&conf=6'.'&token='.$this->token);
				}
			}
			else
				$this->_errors[] = Tools::displayError('You do not have permission to edit here.');
		}

		/* Shipping fees */
		elseif (isset($_POST['submitFees'.$this->table]))
		{
		 	if ($this->tabAccess['edit'] === '1')
			{
				if (($id_carrier = (int)(Tools::getValue('id_carrier'))) AND $id_carrier == ($id_carrier2 = (int)(Tools::getValue('id_carrier2'))))
				{
					$carrier = new Carrier($id_carrier);
					if (Validate::isLoadedObject($carrier))
					{
					 	/* Get configuration values */
						$shipping_method = $carrier->getShippingMethod();
						$rangeTable = $carrier->getRangeTable(); 
						
						$carrier->deleteDeliveryPrice($rangeTable);

						/* Build prices list */
						$priceList = '';
						foreach ($_POST AS $key => $value)
							if (strstr($key, 'fees_'))
							{
								$tmpArray = explode('_', $key);
								$priceList .= '('.($shipping_method == Carrier::SHIPPING_METHOD_PRICE ? (int)($tmpArray[2]) : 'NULL').',
								'.($shipping_method == Carrier::SHIPPING_METHOD_WEIGHT ? (int)($tmpArray[2]) : 'NULL').', '.(int)$carrier->id.',
								'.(int)$tmpArray[1].', '.number_format(abs(preg_replace("#,#", '.', $value)), 6, '.', '').'),';
								unset($tmpArray);
							}
						$priceList = rtrim($priceList, ',');
						/* Update delivery prices */
						$carrier->addDeliveryPrice($priceList);
						Tools::redirectAdmin($currentIndex.'&conf=6'.'&token='.$this->token);
					}
					else
						$this->_errors[] = Tools::displayError('An error occurred while updating fees (cannot load carrier object).');
				}
				elseif (isset($id_carrier2))
				{
					$_POST['id_carrier'] = $id_carrier2;
				}
				else
					$this->_errors[] = Tools::displayError('An error occurred while updating fees (cannot load carrier object).');
			}
			else
				$this->_errors[] = Tools::displayError('You do not have permission to edit here.');
		}
	}

	public function display()
	{
		$this->displayFormHandling();
		$this->displayFormFees();
	}

	public function displayFormHandling()
	{
		global $currentIndex;

		$confKeys = $this->_fieldsHandling;
		foreach ($confKeys AS $key => $confKey)
			$getConf[] = $key;
		$confValues = Configuration::getMultiple($getConf);
		unset($confKeys['PS_SHIPPING_METHOD']);

		echo '
		<form action="'.$currentIndex.'&submitHandling'.$this->table.'=1&token='.$this->token.'" method="post">
			<fieldset>
				<legend><img src="../img/admin/delivery.gif" />'.$this->l('Handling').'</legend>';

		foreach ($confKeys AS $key => $confKey)
		{
			$postValue = Tools::getValue($key);
			$sign_left = (is_object($confKey['suffix']) ? $confKey['suffix']->getSign('left') : '');
			$sign_right = (is_object($confKey['suffix']) ? $confKey['suffix']->getSign('right') : (is_string($confKey['suffix']) ? '&nbsp;'.$confKey['suffix'] : ''));
			echo '
			<label class="clear">'.$confKey['title'].':</label>
			<div class="margin-form">';
			echo $sign_left;
			echo '<input size="6" type="text" name="'.$key.'" value="'.(($postValue != false OR (string)$postValue == '0') ? $postValue : $confValues[$key]).'" />';
			echo $sign_right.' '.($key == 'PS_SHIPPING_HANDLING' ? $this->l('(tax excl.)') : '');
			echo '</div>';
		}
		echo '
			<div class="margin-form" style="margin-top: 20px;">
				<input type="submit" value="'.$this->l('   Save   ').'" name="submitHandling'.$this->table.'" class="button" />
			</div>
			<p style="font-weight: bold; font-size: 11px;">'.$this->l('Tips:').'</p>
			<ul style="list-style-type: disc; font-size: 11px; color:#7F7F7F; margin-left: 30px; line-height: 20px;">
				<li>'.$this->l('If you set these parameters to 0, they will be disabled').'</li>
				<li>'.$this->l('Coupons are not taken into account when calculating free shipping').'</li>
			</ul>
		</fieldset>
		<br />
		<fieldset>
			<legend><img src="../img/admin/money.gif" />'.$this->l('Billing').'</legend>
				<label class="clear">'.$this->l('Choice of range:').' </label>
				<div class="margin-form">
					<input type="radio" name="PS_SHIPPING_METHOD" value="0" id="total_price"
					'.((isset($confValues['PS_SHIPPING_METHOD']) AND $confValues['PS_SHIPPING_METHOD'] == 0) ? 'checked="checked"' : '').'/>
					<label class="t" for="total_price"> '.$this->l('According to total price').'</label><br />
					<input type="radio" name="PS_SHIPPING_METHOD" value="1" id="total_weight"
					'.((!isset($confValues['PS_SHIPPING_METHOD']) OR $confValues['PS_SHIPPING_METHOD'] == 1) ? 'checked="checked"' : '').'/>
					<label class="t" for="total_weight"> '.$this->l('According to total weight').'</label>
				</div>
				<div class="margin-form">
					<input type="submit" value="'.$this->l('   Save   ').'" name="submitHandling'.$this->table.'" class="button" />
				</div>
			</fieldset>
		</form>';
	}

	public function displayFormFees()
	{
		global $currentIndex;
		
		$carrierArray = array();
		$id_carrier = Tools::getValue('id_carrier');
		$carriers = Carrier::getCarriers((int)(Configuration::get('PS_LANG_DEFAULT')), true , false,false, NULL, Carrier::PS_CARRIERS_AND_CARRIER_MODULES_NEED_RANGE);
		foreach ($carriers AS $carrier)
			if (!$carrier['is_free'])
				$carrierArray[] = array(
					'id' => $carrier['id_carrier'],
					'display' => '<option value="'.(int)($carrier['id_carrier']).'"'.(($carrier['id_carrier'] == $id_carrier) ? ' selected="selected"' : '').'>'.$carrier['name'].'</option>'
				);
		if (count($carrierArray))
		{
			if (!$id_carrier)
				$id_carrier = (int)$carrierArray[0]['id'];
			$carrierSelected = new Carrier($id_carrier);
		}
		
		echo '<br /><br />
		<h2>'.$this->l('Fees by carrier, geographical zone, and ranges').'</h2>
		<form action="'.$currentIndex.'&token='.$this->token.'" id="fees" name="fees" method="post">
			<fieldset>
				<legend><img src="../img/admin/delivery.gif" />'.$this->l('Fees').'</legend>';
		
		if (!count($carrierArray))
			echo $this->l('You only have free carriers, there is no need to configure your delivery prices.');
		else
		{
			echo '<b>'.$this->l('Carrier:').' </b>
				<select name="id_carrier2" onchange="document.fees.submit();">';
			foreach ($carrierArray AS $carrierOption)
				echo $carrierOption['display'];
			echo '
				</select><br />
				<table class="table space" cellpadding="0" cellspacing="0">
					<tr>
						<th>'.$this->l('Zone / Range').'</th>';

			$currency = new Currency(Configuration::get('PS_CURRENCY_DEFAULT'));
			
			$rangeObj = $carrierSelected->getRangeObject();
			$rangeTable = $carrierSelected->getRangeTable();
			$suffix = $carrierSelected->getRangeSuffix();

			$rangeIdentifier = 'id_'.$rangeTable;
			$ranges = $rangeObj->getRanges($id_carrier);
			$delivery = Carrier::getDeliveryPriceByRanges($rangeTable, $id_carrier);
			foreach ($delivery AS $deliv)
				$deliveryArray[$deliv['id_zone']][$deliv['id_carrier']][$deliv[$rangeIdentifier]] = $deliv['price'];
			if (!$carrierSelected->is_free)
				foreach ($ranges AS $range)
					echo '<th style="font-size: 11px;">'.(float)($range['delimiter1']).$suffix.' '.$this->l('to').' '.(float)($range['delimiter2']).$suffix.'</th>';
				echo '</tr>';

			$zones = $carrierSelected->getZones();
			if (sizeof($ranges) && !$carrierSelected->is_free)
			{
				if (sizeof($zones) > 1)
				{
					echo '
					<tr>
						<th style="height: 30px;">'.$this->l('All').'</th>';
						foreach ($ranges AS $range)
							echo '<td class="center">'.$currency->getSign('left').'<input type="text" id="fees_all_'.$range[$rangeIdentifier].'" onchange="this.value = this.value.replace(/,/g, \'.\');" onkeyup="if ((event.keyCode||event.which) != 9){ spreadFees('.$range[$rangeIdentifier].') }" style="width: 45px;" />'.$currency->getSign('right').'</td>';
					echo '</tr>';
				}
			
				foreach ($zones AS $zone)
				{
					echo '
					<tr>
						<th style="height: 30px;">'.$zone['name'].'</th>';
					foreach ($ranges AS $range)
					{
						if (isset($deliveryArray[$zone['id_zone']][$id_carrier][$range[$rangeIdentifier]]))
							$price = $deliveryArray[$zone['id_zone']][$id_carrier][$range[$rangeIdentifier]];
						else
							$price = '0.00';
						echo '<td class="center">'.$currency->getSign('left').'<input type="text" class="fees_'.$range[$rangeIdentifier].'" onchange="this.value = this.value.replace(/,/g, \'.\');" name="fees_'.$zone['id_zone'].'_'.$range[$rangeIdentifier].'" onkeyup="clearAllFees('.$range[$rangeIdentifier].')" value="'.$price.'" style="width: 45px;" />'.$currency->getSign('right').'</td>';
					}
					echo '
					</tr>';
				}
			}
				
			echo '<tr>
					<td colspan="'.(sizeof($ranges) + 1).'" class="center" style="border-bottom: none; height: 40px;">
						<input type="hidden" name="submitFees'.$this->table.'" value="1" />';
			if (sizeof($ranges) && !$carrierSelected->is_free)
				echo '	<input type="submit" value="'.$this->l('   Save   ').'" class="button" />';
			elseif ($carrierSelected->is_free)
				echo $this->l('This is a free carrier');
			else
				echo $this->l('No ranges set for this carrier');
			echo '
					</td>
				</tr>';
			echo '
			</table>
			<p>'.$this->l('Prices do not include tax.').'</p>';
		}
		echo '
			</fieldset>
			<input type="hidden" name="id_carrier" value="'.$id_carrier.'" />
		</form>';
	}
}


