<?php
/*********************************************************************************
** The contents of this file are subject to the vtiger CRM Public License Version 1.0
 * ("License"); You may not use this file except in compliance with the License
 * The Original Code is:  vtiger CRM Open Source
 * The Initial Developer of the Original Code is vtiger.
 * Portions created by vtiger are Copyright (C) vtiger.
 * All Rights Reserved.
 *
 ********************************************************************************/

include_once 'vtlib/Vtiger/PDF/models/Model.php';
include_once 'vtlib/Vtiger/PDF/inventory/HeaderViewer.php';
include_once 'vtlib/Vtiger/PDF/inventory/FooterViewer.php';
include_once 'vtlib/Vtiger/PDF/inventory/ContentViewer.php';
include_once 'vtlib/Vtiger/PDF/inventory/ContentViewer2.php';
include_once 'vtlib/Vtiger/PDF/viewers/PagerViewer.php';
include_once 'vtlib/Vtiger/PDF/PDFGenerator.php';
include_once 'data/CRMEntity.php';

class Vtiger_InventoryPDFController {

	protected $module;
	protected $focus = null;

	function __construct($module) {
		$this->moduleName = $module;
	}

	function loadRecord($id) {
		global $current_user;
		$this->focus = $focus = CRMEntity::getInstance($this->moduleName);
		$focus->retrieve_entity_info($id,$this->moduleName);
		$focus->apply_field_security();
		$focus->id = $id;
		$this->associated_products = getAssociatedProducts($this->moduleName,$focus);
	}

	function getPDFGenerator() {
		return new Vtiger_PDF_Generator();
	}

	function getContentViewer() {
		if($this->focusColumnValue('hdnTaxType') == "individual") {
			$contentViewer = new Vtiger_PDF_InventoryContentViewer();
		} else {
			$contentViewer = new Vtiger_PDF_InventoryTaxGroupContentViewer();
		}
		$contentViewer->setContentModels($this->buildContentModels());
		$contentViewer->setSummaryModel($this->buildSummaryModel());
		$contentViewer->setLabelModel($this->buildContentLabelModel());
		$contentViewer->setWatermarkModel($this->buildWatermarkModel());
		return $contentViewer;
	}

	function getHeaderViewer() {
		$headerViewer = new Vtiger_PDF_InventoryHeaderViewer();
		$headerViewer->setModel($this->buildHeaderModel());
		return $headerViewer;
	}

	function getFooterViewer() {
		$footerViewer = new Vtiger_PDF_InventoryFooterViewer();
		$footerViewer->setModel($this->buildFooterModel());
		$footerViewer->setLabelModel($this->buildFooterLabelModel());
		$footerViewer->setOnLastPage();
		return $footerViewer;
	}

	function getPagerViewer() {
		$pagerViewer = new Vtiger_PDF_PagerViewer();
		$pagerViewer->setModel($this->buildPagermodel());
		return $pagerViewer;
	}

	function Output($filename, $type) {
		if(is_null($this->focus)) return;

		$pdfgenerator = $this->getPDFGenerator();
		
		$pdfgenerator->setPagerViewer($this->getPagerViewer());
		$pdfgenerator->setHeaderViewer($this->getHeaderViewer());
		$pdfgenerator->setFooterViewer($this->getFooterViewer());
		$pdfgenerator->setContentViewer($this->getContentViewer());
		
		$pdfgenerator->generate($filename, $type);
	}


	// Helper methods
	
	function buildContentModels() {
		$associated_products = $this->associated_products;
		$contentModels = array();
		$productLineItemIndex = 0;
		$totaltaxes = 0;
		foreach($associated_products as $productLineItem) {
			++$productLineItemIndex;

			$contentModel = new Vtiger_PDF_Model();

			$discountPercentage  = 0.00;
			$total_tax_percent = 0.00;
			$producttotal_taxes = 0.00;
			$quantity = ''; $listPrice = ''; $discount = ''; $taxable_total = '';
			$tax_amount = ''; $producttotal = '';


			$quantity	= $productLineItem["qty{$productLineItemIndex}"];
			$listPrice	= $productLineItem["listPrice{$productLineItemIndex}"];
			$discount	= $productLineItem["discountTotal{$productLineItemIndex}"];
			$taxable_total = $quantity * $listPrice - $discount;
			$taxable_total = number_format($taxable_total, 2,'.',''); //Convert to 2 decimals
			$producttotal = $taxable_total;
			if($this->focus->column_fields["hdnTaxType"] == "individual") {
				for($tax_count=0;$tax_count<count($productLineItem['taxes']);$tax_count++) {
					$tax_percent = $productLineItem['taxes'][$tax_count]['percentage'];
					$total_tax_percent += $tax_percent;
					$tax_amount = (($taxable_total*$tax_percent)/100);
					$producttotal_taxes += $tax_amount;
				}
			}

			$producttotal_taxes = number_format($producttotal_taxes, 2,'.',''); //Convert to 2 decimals
			$producttotal = $taxable_total+$producttotal_taxes;
			$producttotal = number_format($producttotal, 2,'.',''); //Convert to 2 decimals
			$tax = $producttotal_taxes;
			$totaltaxes += $tax;
			$totaltaxes = number_format($totaltaxes, 2,'.',''); //Convert to 2 decimals
			$discountPercentage = $productLineItem["discount_percent{$productLineItemIndex}"];
			$productName = $productLineItem["productName{$productLineItemIndex}"];
			//get the sub product
            $subProducts = $productLineItem["subProductArray{$productLineItemIndex}"];
            if($subProducts != ''){
				foreach($subProducts as $subProduct) {
					$productName .="\n"." - ".decode_html($subProduct);
                    }
			}
            $contentModel->set('Name', $productName);
			$contentModel->set('Code', $productLineItem["hdnProductcode{$productLineItemIndex}"]);
			$contentModel->set('Quantity', $quantity);
			$contentModel->set('Price',     $this->formatPrice($listPrice));
			$contentModel->set('Discount',  $this->formatPrice($discount)."\n ($discountPercentage%)");
			$contentModel->set('Tax',       $this->formatPrice($tax)."\n ($total_tax_percent%)");
			$contentModel->set('Total',     $this->formatPrice($producttotal));
			$contentModel->set('Comment',   $productLineItem["comment{$productLineItemIndex}"]);

			$contentModels[] = $contentModel;
		}
		$this->totaltaxes = $totaltaxes; //will be used to add it to the net total
		
		return $contentModels;
	}

	function buildContentLabelModel() {
		$labelModel = new Vtiger_PDF_Model();
		$labelModel->set('Code',	  getTranslatedString('Product Code',$this->moduleName));
		$labelModel->set('Name',	  getTranslatedString('Product Name',$this->moduleName));
		$labelModel->set('Quantity',  getTranslatedString('Quantity',$this->moduleName));
		$labelModel->set('Price',     getTranslatedString('Price',$this->moduleName));
		$labelModel->set('Discount',  getTranslatedString('Discount',$this->moduleName));
		$labelModel->set('Tax',       getTranslatedString('Tax',$this->moduleName));
		$labelModel->set('Total',     getTranslatedString('Total',$this->moduleName));
		$labelModel->set('Comment',   getTranslatedString('Comment'),$this->moduleName);
		return $labelModel;
	}

	function buildSummaryModel() {
		$associated_products = $this->associated_products;
		$final_details = $associated_products[1]['final_details'];

		$summaryModel = new Vtiger_PDF_Model();

		$netTotal = $discount = $handlingCharges =  $handlingTaxes = 0;
		$adjustment = $grandTotal = 0;

		$productLineItemIndex = 0;
		$sh_tax_percent = 0;
		foreach($associated_products as $productLineItem) {
			++$productLineItemIndex;
			$netTotal += $productLineItem["netPrice{$productLineItemIndex}"];
		}
		$netTotal = number_format(($netTotal + $this->totaltaxes), 2,'.', '');
		$summaryModel->set(getTranslatedString("Net Total", $this->moduleName), $this->formatPrice($netTotal));
		
		$discount_amount = $final_details["discount_amount_final"];
		$discount_percent = $final_details["discount_percentage_final"];

		$discount = 0.0;
		if(!empty($discount_amount)) {
			$discount = $discount_amount;
		} else if(!empty($discount_percent)) {
			$discount = (($discount_percent*$final_details["hdnSubTotal"])/100);
		}
		$summaryModel->set(getTranslatedString("Discount", $this->moduleName), $this->formatPrice($discount));
		
		$group_total_tax_percent = '0.00';
		//To calculate the group tax amount
		if($final_details['taxtype'] == 'group') {
			$group_tax_details = $final_details['taxes'];
			for($i=0;$i<count($group_tax_details);$i++) {
				$group_total_tax_percent += $group_tax_details[$i]['percentage'];
			}
			$summaryModel->set(getTranslatedString("Tax:", $this->moduleName)."($group_total_tax_percent%)", $this->formatPrice($final_details['tax_totalamount']));
		}
		//Shipping & Handling taxes
		$sh_tax_details = $final_details['sh_taxes'];
		for($i=0;$i<count($sh_tax_details);$i++) {
			$sh_tax_percent = $sh_tax_percent + $sh_tax_details[$i]['percentage'];
		}
		//obtain the Currency Symbol
		$currencySymbol = $this->buildCurrencySymbol();
		
		$summaryModel->set(getTranslatedString("Shipping & Handling Charges", $this->moduleName), $this->formatPrice($final_details['shipping_handling_charge']));
		$summaryModel->set(getTranslatedString("Shipping & Handling Tax:", $this->moduleName)."($sh_tax_percent%)", $this->formatPrice($final_details['shtax_totalamount']));
		$summaryModel->set(getTranslatedString("Adjustment", $this->moduleName), $this->formatPrice($final_details['adjustment']));
		$summaryModel->set(getTranslatedString("Grand Total : (in $currencySymbol)", $this->moduleName), $this->formatPrice($final_details['grandTotal'])); // TODO add currency string
		
		return $summaryModel;
	}

	function buildHeaderModel() {
		$headerModel = new Vtiger_PDF_Model();
		$headerModel->set('title', $this->buildHeaderModelTitle());
		$modelColumns = array($this->buildHeaderModelColumnLeft(), $this->buildHeaderModelColumnCenter(), $this->buildHeaderModelColumnRight());
		$headerModel->set('columns', $modelColumns);
		
		return $headerModel;
	}

	function buildHeaderModelTitle() {
		return $this->moduleName;
	}
	
	function buildHeaderModelColumnLeft() {
		global $adb;

		// Company information
		$result = $adb->pquery("SELECT * FROM vtiger_organizationdetails", array());
		$num_rows = $adb->num_rows($result);
		if($num_rows) {
			$resultrow = $adb->fetch_array($result);

			$addressValues = array();
			$addressValues[] = $resultrow['address'];
			if(!empty($resultrow['city'])) $addressValues[]= "\n".$resultrow['city'];
			if(!empty($resultrow['state'])) $addressValues[]= ",".$resultrow['state'];
			if(!empty($resultrow['code'])) $addressValues[]= $resultrow['code'];
			if(!empty($resultrow['country'])) $addressValues[]= "\n".$resultrow['country'];
			

			if(!empty($resultrow['phone']))		$additionalCompanyInfo[]= "\n".getTranslatedString("Phone: ", $this->moduleName). $resultrow['phone'];
			if(!empty($resultrow['fax']))		$additionalCompanyInfo[]= "\n".getTranslatedString("Fax: ", $this->moduleName). $resultrow['fax'];
			if(!empty($resultrow['website']))	$additionalCompanyInfo[]= "\n".getTranslatedString("Website: ", $this->moduleName). $resultrow['website'];

			$modelColumnLeft = array(
				'logo' => "test/logo/".$resultrow['logoname'],
				'summary' => decode_html($resultrow['organizationname']),
				'content' => $this->joinValues($addressValues, ' '). $this->joinValues($additionalCompanyInfo, ' ')
			);
		}
		return $modelColumnLeft;
	}


	function buildHeaderModelColumnCenter() {
		$customerName = $this->resolveReferenceLabel($this->focusColumnValue('account_id'), 'Accounts');
		$contactName = $this->resolveReferenceLabel($this->focusColumnValue('contact_id'), 'Contacts');

		$customerNameLabel = getTranslatedString('Customer Name', $this->moduleName);
		$contactNameLabel = getTranslatedString('Contact Name', $this->moduleName);
		$modelColumnCenter = array(
				$customerNameLabel => $customerName,
				$contactNameLabel  => $contactName,
			);
		return $modelColumnCenter;
	}

	function buildHeaderModelColumnRight() {
		$issueDateLabel = getTranslatedString('Issued Date', $this->moduleName);
		$validDateLabel = getTranslatedString('Valid Date', $this->moduleName);
		$billingAddressLabel = getTranslatedString('Billing Address', $this->moduleName);
		$shippingAddressLabel = getTranslatedString('Shipping Address', $this->moduleName);

		$modelColumnRight = array(
				'dates' => array(
					$issueDateLabel  => $this->formatDate(date("Y-m-d")),
					$validDateLabel  => $this->formatDate($this->focusColumnValue('validtill')),
				),
				$billingAddressLabel  => $this->buildHeaderBillingAddress(),
				$shippingAddressLabel => $this->buildHeaderShippingAddress()
			);
		return $modelColumnRight;
	}

	function buildFooterModel() {
		$footerModel = new Vtiger_PDF_Model();
		$footerModel->set(Vtiger_PDF_InventoryFooterViewer::$DESCRIPTION_DATA_KEY, from_html($this->focusColumnValue('description')));
		$footerModel->set(Vtiger_PDF_InventoryFooterViewer::$TERMSANDCONDITION_DATA_KEY, from_html($this->focusColumnValue('terms_conditions')));
		return $footerModel;
	}

	function buildFooterLabelModel() {
		$labelModel = new Vtiger_PDF_Model();
		$labelModel->set(Vtiger_PDF_InventoryFooterViewer::$DESCRIPTION_LABEL_KEY, getTranslatedString('Description',$this->moduleName));
		$labelModel->set(Vtiger_PDF_InventoryFooterViewer::$TERMSANDCONDITION_LABEL_KEY, getTranslatedString('Terms & Conditions',$this->moduleName));
		return $labelModel;
	}
	
	function buildPagerModel() {
		$footerModel = new Vtiger_PDF_Model();
		$footerModel->set('format', '-%s-');
		return $footerModel;
	}
	
	function getWatermarkContent() {
		return '';
	}

	function buildWatermarkModel() {
		$watermarkModel = new Vtiger_PDF_Model();
		$watermarkModel->set('content', $this->getWatermarkContent());
		return $watermarkModel;
	}

	function buildHeaderBillingAddress() {
		$billPoBox	= $this->focusColumnValues(array('bill_pobox'));
		$billStreet = $this->focusColumnValues(array('bill_street'));
		$billCity	= $this->focusColumnValues(array('bill_city'));
		$billState	= $this->focusColumnValues(array('bill_state'));
		$billCountry = $this->focusColumnValues(array('bill_country'));
		$billCode	=  $this->focusColumnValues(array('bill_code'));
		$address	= $this->joinValues(array($billPoBox, $billStreet), ' ');
		$address .= "\n".$this->joinValues(array($billCity, $billState), ',')." ".$billCode;
		$address .= "\n".$billCountry;
		return $address;
	}

	function buildHeaderShippingAddress() {
		$shipPoBox	= $this->focusColumnValues(array('ship_pobox'));
		$shipStreet = $this->focusColumnValues(array('ship_street'));
		$shipCity	= $this->focusColumnValues(array('ship_city'));
		$shipState	= $this->focusColumnValues(array('ship_state'));
		$shipCountry = $this->focusColumnValues(array('ship_country'));
		$shipCode	=  $this->focusColumnValues(array('ship_code'));
		$address	= $this->joinValues(array($shipPoBox, $shipStreet), ' ');
		$address .= "\n".$this->joinValues(array($shipCity, $shipState), ',')." ".$shipCode;
		$address .= "\n".$shipCountry;
		return $address;
	}

	function buildCurrencySymbol() {
		global $adb;
		$currencyId = $this->focus->column_fields['currency_id'];
		if(!empty($currencyId)) {
			$result = $adb->pquery("SELECT currency_symbol FROM vtiger_currency_info WHERE id=?", array($currencyId));
			return decode_html($adb->query_result($result,0,'currency_symbol'));
		}
		return false;
	}
	function focusColumnValues($names, $delimeter="\n") {
		if(!is_array($names)) {
			$names = array($names);
		}
		$values = array();
		foreach($names as $name) {
			$value = $this->focusColumnValue($name, false);
			if($value !== false) {
				$values[] = $value;
			}
		}
		return $this->joinValues($values, $delimeter);
	}

	function focusColumnValue($key, $defvalue='') {
		$focus = $this->focus;
		if(isset($focus->column_fields[$key])) {
			return $focus->column_fields[$key];
		}
		return $defvalue;
	}

	function resolveReferenceLabel($id, $module=false) {
		if(empty($id)) {
			return '';
		}
		if($module === false) {
			$module = getSalesEntityType($id);
		}
		$label = getEntityName($module, array($id));
		return decode_html($label[$id]);
	}

	function joinValues($values, $delimeter= "\n") {
		$valueString = '';
		foreach($values as $value) {
			if(empty($value)) continue;
			$valueString .= $value . $delimeter;
		}
		return rtrim($valueString, $delimeter);
	}

	function formatNumber($value) {
		return number_format($value);
	}

	function formatPrice($value, $decimal=2) {
		$currencyField = new CurrencyField($value);
		return $currencyField->getDisplayValue(null, true);
	}

	function formatDate($value) {
		return DateTimeField::convertToUserFormat($value);
	}

}
?>