mirror of
https://github.com/opensourcepos/opensourcepos.git
synced 2026-01-02 14:37:55 -05:00
1367 lines
38 KiB
PHP
1367 lines
38 KiB
PHP
<?php if (!defined('BASEPATH')) exit('No direct script access allowed');
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/**
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* Sale library
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*
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* Library with utilities to manage sales
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*/
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class Sale_lib
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{
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private $CI;
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public function __construct()
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{
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$this->CI =& get_instance();
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$this->CI->load->library('tax_lib');
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$this->CI->load->model('enums/Rounding_mode');
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}
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public function get_line_sequence_options()
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{
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return array(
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'0' => $this->CI->lang->line('sales_entry'),
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'1' => $this->CI->lang->line('sales_group_by_type'),
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'2' => $this->CI->lang->line('sales_group_by_category')
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);
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}
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public function get_register_mode_options()
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{
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$register_modes = array();
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if($this->CI->config->item('invoice_enable') == '0')
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{
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$register_modes['sale'] = $this->CI->lang->line('sales_sale');
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}
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else
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{
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$register_modes['sale'] = $this->CI->lang->line('sales_receipt');
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$register_modes['sale_quote'] = $this->CI->lang->line('sales_quote');
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if($this->CI->config->item('work_order_enable') == '1')
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{
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$register_modes['sale_work_order'] = $this->CI->lang->line('sales_work_order');
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}
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$register_modes['sale_invoice'] = $this->CI->lang->line('sales_invoice');
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}
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$register_modes['return'] = $this->CI->lang->line('sales_return');
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return $register_modes;
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}
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public function get_invoice_type_options()
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{
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$invoice_types = array();
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$invoice_types['invoice'] = $this->CI->lang->line('sales_invoice_type_invoice');
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$invoice_types['tax_invoice'] = $this->CI->lang->line('sales_invoice_type_tax_invoice');
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$invoice_types['custom_invoice'] = $this->CI->lang->line('sales_invoice_type_custom_invoice');
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$invoice_types['custom_tax_invoice'] = $this->CI->lang->line('sales_invoice_type_custom_tax_invoice');
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return $invoice_types;
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}
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public function get_cart()
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{
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if(!$this->CI->session->userdata('sales_cart'))
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{
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$this->set_cart(array());
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}
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return $this->CI->session->userdata('sales_cart');
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}
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public function sort_and_filter_cart($cart)
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{
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if(empty($cart))
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{
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return $cart;
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}
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$filtered_cart = array();
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foreach($cart as $k => $v)
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{
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if($v['print_option'] == PRINT_YES)
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{
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if($v['price'] == 0.0)
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{
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$v['discount'] = 0.0;
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}
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$filtered_cart[] = $v;
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}
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}
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// Entry sequence (this will render kits in the expected sequence)
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if($this->CI->config->item('line_sequence') == '0')
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{
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$sort = array();
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foreach($filtered_cart as $k => $v)
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{
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$sort['line'][$k] = $v['line'];
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}
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array_multisort($sort['line'], SORT_ASC, $filtered_cart);
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}
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// Group by Stock Type (nonstock first - type 1, stock next - type 0)
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elseif($this->CI->config->item('line_sequence') == '1')
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{
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$sort = array();
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foreach($filtered_cart as $k => $v)
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{
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$sort['stock_type'][$k] = $v['stock_type'];
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$sort['description'][$k] = $v['description'];
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$sort['name'][$k] = $v['name'];
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}
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array_multisort($sort['stock_type'], SORT_DESC, $sort['description'], SORT_ASC, $sort['name'], SORT_ASC . $filtered_cart);
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}
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// Group by Item Category
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elseif($this->CI->config->item('line_sequence') == '2')
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{
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$sort = array();
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foreach($filtered_cart as $k => $v)
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{
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$sort['category'][$k] = $v['stock_type'];
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$sort['description'][$k] = $v['description'];
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$sort['name'][$k] = $v['name'];
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}
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array_multisort($sort['category'], SORT_DESC, $sort['description'], SORT_ASC, $sort['name'], SORT_ASC, $filtered_cart);
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}
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// Group by entry sequence in descending sequence (the Standard)
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else
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{
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$sort = array();
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foreach($filtered_cart as $k => $v)
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{
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$sort['line'][$k] = $v['line'];
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}
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array_multisort($sort['line'], SORT_ASC, $filtered_cart);
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}
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return $filtered_cart;
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}
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public function set_cart($cart_data)
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{
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$this->CI->session->set_userdata('sales_cart', $cart_data);
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}
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public function empty_cart()
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{
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$this->CI->session->unset_userdata('sales_cart');
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}
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public function remove_temp_items()
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{
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// Loop through the cart items and delete temporary items specific to this sale
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$cart = $this->get_cart();
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foreach($cart as $line=>$item)
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{
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if($item['item_type'] == ITEM_TEMP)
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{
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$this->CI->Item->delete($item['item_id']);
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}
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}
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}
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public function get_comment()
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{
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// avoid returning a NULL that results in a 0 in the comment if nothing is set/available
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$comment = $this->CI->session->userdata('sales_comment');
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return empty($comment) ? '' : $comment;
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}
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public function set_comment($comment)
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{
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$this->CI->session->set_userdata('sales_comment', $comment);
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}
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public function clear_comment()
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{
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$this->CI->session->unset_userdata('sales_comment');
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}
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public function get_invoice_number()
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{
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return $this->CI->session->userdata('sales_invoice_number');
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}
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public function get_quote_number()
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{
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return $this->CI->session->userdata('sales_quote_number');
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}
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public function get_work_order_number()
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{
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return $this->CI->session->userdata('sales_work_order_number');
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}
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public function get_sale_type()
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{
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return $this->CI->session->userdata('sale_type');
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}
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public function set_invoice_number($invoice_number, $keep_custom = FALSE)
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{
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$current_invoice_number = $this->CI->session->userdata('sales_invoice_number');
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if(!$keep_custom || empty($current_invoice_number))
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{
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$this->CI->session->set_userdata('sales_invoice_number', $invoice_number);
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}
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}
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public function set_quote_number($quote_number, $keep_custom = FALSE)
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{
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$current_quote_number = $this->CI->session->userdata('sales_quote_number');
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if(!$keep_custom || empty($current_quote_number))
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{
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$this->CI->session->set_userdata('sales_quote_number', $quote_number);
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}
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}
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public function set_work_order_number($work_order_number, $keep_custom = FALSE)
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{
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$current_work_order_number = $this->CI->session->userdata('sales_work_order_number');
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if(!$keep_custom || empty($current_work_order_number))
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{
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$this->CI->session->set_userdata('sales_work_order_number', $work_order_number);
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}
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}
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public function set_sale_type($sale_type, $keep_custom = FALSE)
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{
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$current_sale_type = $this->CI->session->userdata('sale_type');
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if(!$keep_custom || empty($current_sale_type))
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{
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$this->CI->session->set_userdata('sale_type', $sale_type);
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}
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}
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public function clear_invoice_number()
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{
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$this->CI->session->unset_userdata('sales_invoice_number');
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}
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public function clear_quote_number()
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{
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$this->CI->session->unset_userdata('sales_quote_number');
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}
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public function clear_work_order_number()
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{
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$this->CI->session->unset_userdata('sales_work_order_number');
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}
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public function clear_sale_type()
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{
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$this->CI->session->unset_userdata('sale_type');
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}
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public function set_suspended_id($suspended_id)
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{
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$this->CI->session->set_userdata('suspended_id', $suspended_id);
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}
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public function get_suspended_id()
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{
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return $this->CI->session->userdata('suspended_id');
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}
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public function is_invoice_mode()
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{
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return ($this->CI->session->userdata('sales_mode') == 'sale_invoice' &&
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$this->CI->config->item('invoice_enable') == TRUE);
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}
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public function is_sale_by_receipt_mode()
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{
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return ($this->CI->session->userdata('sales_mode') == 'sale');
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}
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public function is_quote_mode()
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{
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return ($this->CI->session->userdata('sales_mode') == 'sale_quote');
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}
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public function is_return_mode()
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{
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return ($this->CI->session->userdata('sales_mode') == 'return');
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}
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public function is_work_order_mode()
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{
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return ($this->CI->session->userdata('sales_mode') == 'sale_work_order');
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}
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public function set_price_work_orders($price_work_orders)
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{
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return $this->CI->session->set_userdata('sales_price_work_orders', $price_work_orders);
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}
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public function is_price_work_orders()
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{
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return ($this->CI->session->userdata('sales_price_work_orders') == 'true' ||
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$this->CI->session->userdata('sales_price_work_orders') == '1');
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}
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public function set_print_after_sale($print_after_sale)
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{
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return $this->CI->session->set_userdata('sales_print_after_sale', $print_after_sale);
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}
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public function is_print_after_sale()
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{
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if($this->CI->config->item('print_receipt_check_behaviour') == 'always')
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{
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return TRUE;
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}
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elseif($this->CI->config->item('print_receipt_check_behaviour') == 'never')
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{
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return FALSE;
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}
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else // remember last setting, session based though
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{
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return ($this->CI->session->userdata('sales_print_after_sale') == 'true' ||
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$this->CI->session->userdata('sales_print_after_sale') == '1');
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}
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}
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public function set_email_receipt($email_receipt)
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{
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$this->CI->session->set_userdata('sales_email_receipt', $email_receipt);
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}
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public function clear_email_receipt()
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{
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$this->CI->session->unset_userdata('sales_email_receipt');
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}
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public function is_email_receipt()
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{
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if($this->CI->config->item('email_receipt_check_behaviour') == 'always')
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{
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return TRUE;
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}
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elseif($this->CI->config->item('email_receipt_check_behaviour') == 'never')
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{
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return FALSE;
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}
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else // remember last setting, session based though
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{
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return ($this->CI->session->userdata('sales_email_receipt') == 'true' ||
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$this->CI->session->userdata('sales_email_receipt') == '1');
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}
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}
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// Multiple Payments
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public function get_payments()
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{
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if(!$this->CI->session->userdata('sales_payments'))
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{
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$this->set_payments(array());
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}
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return $this->CI->session->userdata('sales_payments');
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}
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// Multiple Payments
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public function set_payments($payments_data)
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{
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$this->CI->session->set_userdata('sales_payments', $payments_data);
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}
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/**
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* Adds a new payment to the payments array or updates an existing one.
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* It will also disable cash_mode if an non-qualifying payment type is added.
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* @param $payment_id
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* @param $payment_amount
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* @param int $cash_adjustment
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*/
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public function add_payment($payment_id, $payment_amount, $cash_adjustment = CASH_ADJUSTMENT_FALSE)
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{
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$payments = $this->get_payments();
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if(isset($payments[$payment_id]))
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{
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//payment_method already exists, add to payment_amount
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$payments[$payment_id]['payment_amount'] = bcadd($payments[$payment_id]['payment_amount'], $payment_amount);
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}
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else
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{
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//add to existing array
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$payment = array($payment_id => array('payment_type' => $payment_id, 'payment_amount' => $payment_amount,
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'cash_refund' => 0, 'cash_adjustment' => $cash_adjustment));
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$payments += $payment;
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}
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if($this->CI->session->userdata('cash_mode'))
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{
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if($this->CI->session->userdata('cash_rounding') && $payment_id != $this->CI->lang->line('sales_cash') && $payment_id != $this->CI->lang->line('sales_cash_adjustment'))
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{
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$this->CI->session->set_userdata('cash_mode', CASH_MODE_FALSE);
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}
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}
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$this->set_payments($payments);
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}
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// Multiple Payments
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public function edit_payment($payment_id, $payment_amount)
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{
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$payments = $this->get_payments();
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if(isset($payments[$payment_id]))
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{
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$payments[$payment_id]['payment_type'] = $payment_id;
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$payments[$payment_id]['payment_amount'] = $payment_amount;
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$this->set_payments($payments);
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return TRUE;
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}
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return FALSE;
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}
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/**
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* Delete the selected payment from the payment array and if cash rounding is enabled
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* and the payment type is one of the cash types then automatically delete the other
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* @param $payment_id
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*/
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public function delete_payment($payment_id)
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{
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$payments = $this->get_payments();
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$decoded_payment_id = urldecode($payment_id);
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unset($payments[$decoded_payment_id]);
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$cash_rounding = $this->reset_cash_rounding();
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if($cash_rounding)
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{
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if($decoded_payment_id == $this->CI->lang->line('sales_cash'))
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{
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unset($payments[$this->CI->lang->line('sales_cash_adjustment')]);
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}
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if($decoded_payment_id == $this->CI->lang->line('sales_cash_adjustment'))
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{
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unset($payments[$this->CI->lang->line('sales_cash')]);
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}
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}
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$this->set_payments($payments);
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}
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// Multiple Payments
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public function empty_payments()
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{
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$this->CI->session->unset_userdata('sales_payments');
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}
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/**
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* Retrieve the total payments made, excluding any cash adjustments
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* and establish if cash_mode is in play
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*/
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public function get_payments_total()
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{
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$subtotal = 0.0;
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$cash_mode_eligible = CASH_MODE_TRUE;
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foreach($this->get_payments() as $payments)
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{
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if(!$payments['cash_adjustment'])
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{
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$subtotal = bcadd($payments['payment_amount'], $subtotal);
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}
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if($this->CI->lang->line('sales_cash') != $payments['payment_type'] && $this->CI->lang->line('sales_cash_adjustment') != $payments['payment_type'])
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{
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$cash_mode_eligible = CASH_MODE_FALSE;
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}
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}
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if($cash_mode_eligible && $this->CI->session->userdata('cash_rounding'))
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{
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$this->CI->session->set_userdata('cash_mode', CASH_MODE_TRUE);
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}
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return $subtotal;
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}
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/**
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* Returns 'subtotal', 'total', 'cash_total', 'payment_total', 'amount_due', 'cash_amount_due', 'paid_in_full'
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* 'subtotal', 'discounted_subtotal', 'tax_exclusive_subtotal', 'item_count', 'total_units', 'cash_adjustment_amount'
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*/
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public function get_totals($taxes)
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{
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$totals = array();
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$prediscount_subtotal = 0.0;
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$subtotal = 0.0;
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$total = 0.0;
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$total_discount = 0.0;
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$item_count = 0;
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$total_units = 0.0;
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foreach($this->get_cart() as $item)
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{
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if($item['stock_type'] == HAS_STOCK)
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{
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$item_count++;
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$total_units += $item['quantity'];
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}
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$discount_amount = $this->get_item_discount($item['quantity'], $item['price'], $item['discount'], $item['discount_type']);
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$total_discount = bcadd($total_discount, $discount_amount);
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$extended_amount = $this->get_extended_amount($item['quantity'], $item['price']);
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$extended_discounted_amount = $this->get_extended_amount($item['quantity'], $item['price'], $discount_amount);
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$prediscount_subtotal= bcadd($prediscount_subtotal, $extended_amount);
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$total = bcadd($total, $extended_discounted_amount);
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$subtotal = bcadd($subtotal, $extended_discounted_amount);
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}
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$totals['prediscount_subtotal'] = $prediscount_subtotal;
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$totals['total_discount'] = $total_discount;
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$sales_tax = 0;
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foreach($taxes as $tax)
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{
|
|
if($tax['tax_type'] === Tax_lib::TAX_TYPE_EXCLUDED)
|
|
{
|
|
$total = bcadd($total, $tax['sale_tax_amount']);
|
|
$sales_tax = bcadd($sales_tax, $tax['sale_tax_amount']);
|
|
}
|
|
else
|
|
{
|
|
$subtotal = bcsub($subtotal, $tax['sale_tax_amount']);
|
|
}
|
|
}
|
|
|
|
$totals['subtotal'] = $subtotal;
|
|
$totals['total'] = $total;
|
|
$totals['tax_total'] = $sales_tax;
|
|
|
|
$payment_total = $this->get_payments_total();
|
|
$totals['payment_total'] = $payment_total;
|
|
$cash_rounding = $this->CI->session->userdata('cash_rounding');
|
|
$cash_mode = $this->CI->session->userdata('cash_mode');
|
|
|
|
if($cash_rounding)
|
|
{
|
|
$cash_total = $this->check_for_cash_rounding($total);
|
|
$totals['cash_total'] = $cash_total;
|
|
}
|
|
else
|
|
{
|
|
$cash_total = $total;
|
|
$totals['cash_total'] = $cash_total;
|
|
}
|
|
|
|
$amount_due = bcsub($total, $payment_total);
|
|
$totals['amount_due'] = $amount_due;
|
|
|
|
$cash_amount_due = bcsub($cash_total, $payment_total);
|
|
$totals['cash_amount_due'] = $cash_amount_due;
|
|
|
|
if($cash_mode)
|
|
{
|
|
$current_due = $cash_amount_due;
|
|
}
|
|
else
|
|
{
|
|
$current_due = $amount_due;
|
|
}
|
|
|
|
// 0 decimal -> 1 / 2 = 0.5, 1 decimals -> 0.1 / 2 = 0.05, 2 decimals -> 0.01 / 2 = 0.005
|
|
$threshold = bcpow(10, -totals_decimals()) / 2;
|
|
|
|
if($this->get_mode() == 'return')
|
|
{
|
|
$totals['payments_cover_total'] = $current_due > -$threshold;
|
|
}
|
|
else
|
|
{
|
|
$totals['payments_cover_total'] = $current_due < $threshold;
|
|
}
|
|
|
|
$totals['item_count'] = $item_count;
|
|
$totals['total_units'] = $total_units;
|
|
$totals['cash_adjustment_amount'] = 0;
|
|
|
|
if($totals['payments_cover_total'])
|
|
{
|
|
$totals['cash_adjustment_amount'] = round($cash_total - $totals['total'], totals_decimals(), PHP_ROUND_HALF_UP);
|
|
}
|
|
|
|
$cash_mode = $this->CI->session->userdata('cash_mode');
|
|
|
|
return $totals;
|
|
}
|
|
|
|
// Multiple Payments
|
|
public function get_amount_due()
|
|
{
|
|
// Payment totals need to be identified first so that we know whether or not there is a non-cash payment involved
|
|
$payment_total = $this->get_payments_total();
|
|
$sales_total = $this->get_total();
|
|
$amount_due = bcsub($sales_total, $payment_total);
|
|
$precision = totals_decimals();
|
|
$rounded_due = bccomp(round($amount_due, $precision, PHP_ROUND_HALF_UP), 0, $precision);
|
|
// take care of rounding error introduced by round tripping payment amount to the browser
|
|
return $rounded_due == 0.0 ? 0.0 : $amount_due;
|
|
}
|
|
|
|
public function get_customer()
|
|
{
|
|
if(!$this->CI->session->userdata('sales_customer'))
|
|
{
|
|
$this->set_customer(-1);
|
|
}
|
|
|
|
return $this->CI->session->userdata('sales_customer');
|
|
}
|
|
|
|
public function set_customer($customer_id)
|
|
{
|
|
$this->CI->session->set_userdata('sales_customer', $customer_id);
|
|
}
|
|
|
|
public function remove_customer()
|
|
{
|
|
$this->CI->session->unset_userdata('sales_customer');
|
|
}
|
|
|
|
public function get_employee()
|
|
{
|
|
if(!$this->CI->session->userdata('sales_employee'))
|
|
{
|
|
$this->set_employee(-1);
|
|
}
|
|
|
|
return $this->CI->session->userdata('sales_employee');
|
|
}
|
|
|
|
public function set_employee($employee_id)
|
|
{
|
|
$this->CI->session->set_userdata('sales_employee', $employee_id);
|
|
}
|
|
|
|
public function remove_employee()
|
|
{
|
|
$this->CI->session->unset_userdata('sales_employee');
|
|
}
|
|
|
|
public function get_mode()
|
|
{
|
|
if(!$this->CI->session->userdata('sales_mode'))
|
|
{
|
|
$this->set_mode('sale');
|
|
}
|
|
return $this->CI->session->userdata('sales_mode');
|
|
}
|
|
|
|
public function set_mode($mode)
|
|
{
|
|
$this->CI->session->set_userdata('sales_mode', $mode);
|
|
}
|
|
|
|
public function clear_mode()
|
|
{
|
|
$this->CI->session->unset_userdata('sales_mode');
|
|
}
|
|
|
|
public function get_dinner_table()
|
|
{
|
|
if(!$this->CI->session->userdata('dinner_table'))
|
|
{
|
|
if($this->CI->config->item('dinner_table_enable') == TRUE)
|
|
{
|
|
$this->set_dinner_table(1);
|
|
}
|
|
}
|
|
|
|
return $this->CI->session->userdata('dinner_table');
|
|
}
|
|
|
|
public function set_dinner_table($dinner_table)
|
|
{
|
|
$this->CI->session->set_userdata('dinner_table', $dinner_table);
|
|
}
|
|
|
|
public function clear_table()
|
|
{
|
|
$this->CI->session->unset_userdata('dinner_table');
|
|
}
|
|
|
|
public function get_sale_location()
|
|
{
|
|
if(!$this->CI->session->userdata('sales_location'))
|
|
{
|
|
$this->set_sale_location($this->CI->Stock_location->get_default_location_id('sales'));
|
|
}
|
|
|
|
return $this->CI->session->userdata('sales_location');
|
|
}
|
|
|
|
public function set_sale_location($location)
|
|
{
|
|
$this->CI->session->set_userdata('sales_location', $location);
|
|
}
|
|
|
|
public function set_payment_type($payment_type)
|
|
{
|
|
$this->CI->session->set_userdata('payment_type', $payment_type);
|
|
}
|
|
|
|
public function get_payment_type()
|
|
{
|
|
return $this->CI->session->userdata('payment_type');
|
|
}
|
|
|
|
public function clear_sale_location()
|
|
{
|
|
$this->CI->session->unset_userdata('sales_location');
|
|
}
|
|
|
|
public function set_giftcard_remainder($value)
|
|
{
|
|
$this->CI->session->set_userdata('sales_giftcard_remainder', $value);
|
|
}
|
|
|
|
public function get_giftcard_remainder()
|
|
{
|
|
return $this->CI->session->userdata('sales_giftcard_remainder');
|
|
}
|
|
|
|
public function clear_giftcard_remainder()
|
|
{
|
|
$this->CI->session->unset_userdata('sales_giftcard_remainder');
|
|
}
|
|
|
|
public function set_rewards_remainder($value)
|
|
{
|
|
$this->CI->session->set_userdata('sales_rewards_remainder', $value);
|
|
}
|
|
|
|
public function get_rewards_remainder()
|
|
{
|
|
return $this->CI->session->userdata('sales_rewards_remainder');
|
|
}
|
|
|
|
public function clear_rewards_remainder()
|
|
{
|
|
$this->CI->session->unset_userdata('sales_rewards_remainder');
|
|
}
|
|
|
|
public function add_item(&$item_id, $quantity = 1, $item_location, &$discount = 0.0, $discount_type = 0, $price_mode = PRICE_MODE_STANDARD, $kit_price_option = NULL, $kit_print_option = NULL, $price_override = NULL, $description = NULL, $serialnumber = NULL, $sale_id = NULL, $include_deleted = FALSE, $print_option = NULL, $line = NULL)
|
|
{
|
|
$item_info = $this->CI->Item->get_info_by_id_or_number($item_id, $include_deleted);
|
|
//make sure item exists
|
|
if(empty($item_info))
|
|
{
|
|
$item_id = -1;
|
|
return FALSE;
|
|
}
|
|
|
|
$applied_discount = $discount;
|
|
$item_id = $item_info->item_id;
|
|
$item_type = $item_info->item_type;
|
|
$stock_type = $item_info->stock_type;
|
|
|
|
$price = $item_info->unit_price;
|
|
$cost_price = $item_info->cost_price;
|
|
if($price_override != NULL)
|
|
{
|
|
$price = $price_override;
|
|
}
|
|
|
|
if($price_mode == PRICE_MODE_KIT)
|
|
{
|
|
if(!($kit_price_option == PRICE_OPTION_ALL
|
|
|| $kit_price_option == PRICE_OPTION_KIT && $item_type == ITEM_KIT
|
|
|| $kit_price_option == PRICE_OPTION_KIT_STOCK && $stock_type == HAS_STOCK))
|
|
{
|
|
$price = 0.00;
|
|
$applied_discount = 0.00;
|
|
}
|
|
// If price is zero do not include a discount regardless of type
|
|
if($price == 0.00)
|
|
{
|
|
$applied_discount = 0.00;
|
|
}
|
|
// If fixed discount then apply no more than the item price
|
|
if($discount_type == FIXED)
|
|
{
|
|
if($applied_discount > $price)
|
|
{
|
|
$applied_discount = $price;
|
|
$discount -= $applied_discount;
|
|
}
|
|
else
|
|
{
|
|
$discount = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Serialization and Description
|
|
|
|
//Get all items in the cart so far...
|
|
$items = $this->get_cart();
|
|
|
|
//We need to loop through all items in the cart.
|
|
//If the item is already there, get it's key($updatekey).
|
|
//We also need to get the next key that we are going to use in case we need to add the
|
|
//item to the cart. Since items can be deleted, we can't use a count. we use the highest key + 1.
|
|
|
|
$maxkey = 0; //Highest key so far
|
|
$itemalreadyinsale = FALSE; //We did not find the item yet.
|
|
$insertkey = 0; //Key to use for new entry.
|
|
$updatekey = 0; //Key to use to update(quantity)
|
|
|
|
foreach($items as $item)
|
|
{
|
|
//We primed the loop so maxkey is 0 the first time.
|
|
//Also, we have stored the key in the element itself so we can compare.
|
|
|
|
if($maxkey <= $item['line'])
|
|
{
|
|
$maxkey = $item['line'];
|
|
}
|
|
|
|
if($item['item_id'] == $item_id && $item['item_location'] == $item_location)
|
|
{
|
|
$itemalreadyinsale = TRUE;
|
|
$updatekey = $item['line'];
|
|
if(!$item_info->is_serialized)
|
|
{
|
|
$quantity = bcadd($quantity, $items[$updatekey]['quantity']);
|
|
}
|
|
}
|
|
}
|
|
|
|
$insertkey = $maxkey + 1;
|
|
//array/cart records are identified by $insertkey and item_id is just another field.
|
|
|
|
if($price_mode == PRICE_MODE_KIT)
|
|
{
|
|
if($kit_print_option == PRINT_ALL)
|
|
{
|
|
$print_option_selected = PRINT_YES;
|
|
}
|
|
elseif($kit_print_option == PRINT_KIT && $item_type == ITEM_KIT)
|
|
{
|
|
$print_option_selected = PRINT_YES;
|
|
}
|
|
elseif($kit_print_option == PRINT_PRICED && $price > 0)
|
|
{
|
|
$print_option_selected = PRINT_YES;
|
|
}
|
|
else
|
|
{
|
|
$print_option_selected = PRINT_NO;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if($print_option != NULL)
|
|
{
|
|
$print_option_selected = $print_option;
|
|
}
|
|
else
|
|
{
|
|
$print_option_selected = PRINT_YES;
|
|
}
|
|
}
|
|
|
|
$total = $this->get_item_total($quantity, $price, $applied_discount, $discount_type);
|
|
$discounted_total = $this->get_item_total($quantity, $price, $applied_discount, $discount_type, TRUE);
|
|
|
|
if($this->CI->config->item('multi_pack_enabled') == '1')
|
|
{
|
|
$item_info->name .= NAME_SEPARATOR . $item_info->pack_name;
|
|
}
|
|
|
|
$attribute_links = $this->CI->Attribute->get_link_values($item_id, 'sale_id', $sale_id, Attribute::SHOW_IN_SALES)->row_object();
|
|
|
|
//Item already exists and is not serialized, add to quantity
|
|
if(!$itemalreadyinsale || $item_info->is_serialized)
|
|
{
|
|
$item = array($insertkey => array(
|
|
'item_id' => $item_id,
|
|
'item_location' => $item_location,
|
|
'stock_name' => $this->CI->Stock_location->get_location_name($item_location),
|
|
'line' => $insertkey,
|
|
'name' => $item_info->name,
|
|
'item_number' => $item_info->item_number,
|
|
'attribute_values' => $attribute_links->attribute_values,
|
|
'attribute_dtvalues' => $attribute_links->attribute_dtvalues,
|
|
'description' => $description != NULL ? $description : $item_info->description,
|
|
'serialnumber' => $serialnumber != NULL ? $serialnumber : '',
|
|
'allow_alt_description' => $item_info->allow_alt_description,
|
|
'is_serialized' => $item_info->is_serialized,
|
|
'quantity' => $quantity,
|
|
'discount' => $applied_discount,
|
|
'discount_type' => $discount_type,
|
|
'in_stock' => $this->CI->Item_quantity->get_item_quantity($item_id, $item_location)->quantity,
|
|
'price' => $price,
|
|
'cost_price' => $cost_price,
|
|
'total' => $total,
|
|
'discounted_total' => $discounted_total,
|
|
'print_option' => $print_option_selected,
|
|
'stock_type' => $stock_type,
|
|
'item_type' => $item_type,
|
|
'hsn_code' => $item_info->hsn_code,
|
|
'tax_category_id' => $item_info->tax_category_id
|
|
)
|
|
);
|
|
//add to existing array
|
|
$items += $item;
|
|
}
|
|
else
|
|
{
|
|
$line = &$items[$updatekey];
|
|
$line['quantity'] = $quantity;
|
|
$line['total'] = $total;
|
|
$line['discounted_total'] = $discounted_total;
|
|
}
|
|
|
|
$this->set_cart($items);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
public function out_of_stock($item_id, $item_location)
|
|
{
|
|
//make sure item exists
|
|
if($item_id != -1)
|
|
{
|
|
$item_info = $this->CI->Item->get_info_by_id_or_number($item_id);
|
|
|
|
if($item_info->stock_type == HAS_STOCK)
|
|
{
|
|
$item_quantity = $this->CI->Item_quantity->get_item_quantity($item_id, $item_location)->quantity;
|
|
$quantity_added = $this->get_quantity_already_added($item_id, $item_location);
|
|
|
|
if($item_quantity - $quantity_added < 0)
|
|
{
|
|
return $this->CI->lang->line('sales_quantity_less_than_zero');
|
|
}
|
|
elseif($item_quantity - $quantity_added < $item_info->reorder_level)
|
|
{
|
|
return $this->CI->lang->line('sales_quantity_less_than_reorder_level');
|
|
}
|
|
}
|
|
}
|
|
|
|
return '';
|
|
}
|
|
|
|
public function get_quantity_already_added($item_id, $item_location)
|
|
{
|
|
$items = $this->get_cart();
|
|
$quantity_already_added = 0;
|
|
foreach($items as $item)
|
|
{
|
|
if($item['item_id'] == $item_id && $item['item_location'] == $item_location)
|
|
{
|
|
$quantity_already_added += $item['quantity'];
|
|
}
|
|
}
|
|
|
|
return $quantity_already_added;
|
|
}
|
|
|
|
public function get_item_id($line_to_get)
|
|
{
|
|
$items = $this->get_cart();
|
|
|
|
foreach($items as $line=>$item)
|
|
{
|
|
if($line == $line_to_get)
|
|
{
|
|
return $item['item_id'];
|
|
}
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
public function edit_item($line, $description, $serialnumber, $quantity, $discount, $discount_type, $price, $discounted_total=NULL)
|
|
{
|
|
$items = $this->get_cart();
|
|
if(isset($items[$line]))
|
|
{
|
|
$line = &$items[$line];
|
|
if($discounted_total != NULL && $discounted_total != $line['discounted_total'])
|
|
{
|
|
// Note when entered the "discounted_total" is expected to be entered without a discount
|
|
$quantity = $this->get_quantity_sold($discounted_total, $price);
|
|
}
|
|
$line['description'] = $description;
|
|
$line['serialnumber'] = $serialnumber;
|
|
$line['quantity'] = $quantity;
|
|
$line['discount'] = $discount;
|
|
if(!is_null($discount_type))
|
|
{
|
|
$line['discount_type'] = $discount_type;
|
|
}
|
|
$line['price'] = $price;
|
|
$line['total'] = $this->get_item_total($quantity, $price, $discount, $line['discount_type']);
|
|
$line['discounted_total'] = $this->get_item_total($quantity, $price, $discount, $line['discount_type'], TRUE);
|
|
$this->set_cart($items);
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
public function delete_item($line)
|
|
{
|
|
$items = $this->get_cart();
|
|
$item_type = $items[$line]['item_type'];
|
|
if($item_type == ITEM_TEMP)
|
|
{
|
|
$item_id = $items[$line]['item_id'];
|
|
$this->CI->Item->delete($item_id);
|
|
}
|
|
unset($items[$line]);
|
|
$this->set_cart($items);
|
|
}
|
|
|
|
public function return_entire_sale($receipt_sale_id)
|
|
{
|
|
//POS #
|
|
$pieces = explode(' ', $receipt_sale_id);
|
|
$sale_id = $pieces[1];
|
|
|
|
$this->empty_cart();
|
|
$this->remove_customer();
|
|
|
|
foreach($this->CI->Sale->get_sale_items_ordered($sale_id)->result() as $row)
|
|
{
|
|
$this->add_item($row->item_id, -$row->quantity_purchased, $row->item_location, $row->discount, $row->discount_type, PRICE_MODE_STANDARD, NULL, NULL, $row->item_unit_price, $row->description, $row->serialnumber, NULL, TRUE);
|
|
}
|
|
|
|
$this->set_customer($this->CI->Sale->get_customer($sale_id)->person_id);
|
|
}
|
|
|
|
public function add_item_kit($external_item_kit_id, $item_location, $discount, $discount_type, $kit_price_option, $kit_print_option, &$stock_warning)
|
|
{
|
|
//KIT #
|
|
$pieces = explode(' ', $external_item_kit_id);
|
|
$item_kit_id = (count($pieces) > 1) ? $pieces[1] : $external_item_kit_id;
|
|
$result = TRUE;
|
|
$applied_discount = $discount;
|
|
|
|
foreach($this->CI->Item_kit_items->get_info($item_kit_id) as $item_kit_item)
|
|
{
|
|
$result &= $this->add_item($item_kit_item['item_id'], $item_kit_item['quantity'], $item_location, $discount, $discount_type, PRICE_MODE_KIT, $kit_price_option, $kit_print_option);
|
|
|
|
if($stock_warning == NULL)
|
|
{
|
|
$stock_warning = $this->out_of_stock($item_kit_item['item_id'], $item_location);
|
|
}
|
|
}
|
|
|
|
return $result;
|
|
}
|
|
|
|
public function copy_entire_sale($sale_id)
|
|
{
|
|
$this->empty_cart();
|
|
$this->remove_customer();
|
|
|
|
foreach($this->CI->Sale->get_sale_items_ordered($sale_id)->result() as $row)
|
|
{
|
|
$this->add_item($row->item_id, $row->quantity_purchased, $row->item_location, $row->discount, $row->discount_type, PRICE_MODE_STANDARD, NULL, NULL, $row->item_unit_price, $row->description, $row->serialnumber, $sale_id, TRUE, $row->print_option);
|
|
}
|
|
|
|
$this->CI->session->set_userdata('cash_mode', CASH_MODE_FALSE);
|
|
|
|
// Establish cash_mode for this sale by inspecting the payments
|
|
if($this->CI->session->userdata('cash_rounding'))
|
|
{
|
|
$cash_types_only = true;
|
|
foreach($this->CI->Sale->get_sale_payments($sale_id)->result() as $row)
|
|
{
|
|
if($row->payment_type != $this->CI->lang->line('sales_cash') && $row->payment_type != $this->CI->lang->line('sales_cash_adjustment'))
|
|
{
|
|
$cash_types_only = FALSE;
|
|
}
|
|
|
|
}
|
|
if($cash_types_only)
|
|
{
|
|
$this->CI->session->set_userdata('cash_mode', CASH_MODE_TRUE);
|
|
}
|
|
else
|
|
{
|
|
$this->CI->session->set_userdata('cash_mode', CASH_MODE_FALSE);
|
|
}
|
|
}
|
|
|
|
// Now load payments
|
|
foreach($this->CI->Sale->get_sale_payments($sale_id)->result() as $row)
|
|
{
|
|
$this->add_payment($row->payment_type, $row->payment_amount, $row->cash_adjustment);
|
|
}
|
|
|
|
$this->set_customer($this->CI->Sale->get_customer($sale_id)->person_id);
|
|
$this->set_employee($this->CI->Sale->get_employee($sale_id)->person_id);
|
|
$this->set_quote_number($this->CI->Sale->get_quote_number($sale_id));
|
|
$this->set_work_order_number($this->CI->Sale->get_work_order_number($sale_id));
|
|
$this->set_sale_type($this->CI->Sale->get_sale_type($sale_id));
|
|
$this->set_comment($this->CI->Sale->get_comment($sale_id));
|
|
$this->set_dinner_table($this->CI->Sale->get_dinner_table($sale_id));
|
|
$this->CI->session->set_userdata('sale_id', $sale_id);
|
|
}
|
|
|
|
public function get_sale_id()
|
|
{
|
|
return $this->CI->session->userdata('sale_id');
|
|
}
|
|
|
|
public function clear_all()
|
|
{
|
|
$this->CI->session->set_userdata('sale_id', -1);
|
|
$this->clear_mode();
|
|
$this->clear_table();
|
|
$this->empty_cart();
|
|
$this->clear_comment();
|
|
$this->clear_email_receipt();
|
|
$this->clear_invoice_number();
|
|
$this->clear_quote_number();
|
|
$this->clear_work_order_number();
|
|
$this->clear_sale_type();
|
|
$this->clear_giftcard_remainder();
|
|
$this->empty_payments();
|
|
$this->remove_customer();
|
|
$this->clear_cash_flags();
|
|
}
|
|
|
|
public function clear_cash_flags()
|
|
{
|
|
$this->CI->session->unset_userdata('cash_rounding');
|
|
$this->CI->session->unset_userdata('cash_mode');
|
|
$this->CI->session->unset_userdata('payment_type');
|
|
}
|
|
|
|
/**
|
|
* Determines if cash rounding should be a consideration for this site
|
|
* It also set resets the cash mode to disabled which will then be re-evaluated when
|
|
* retrieving payments.
|
|
*/
|
|
public function reset_cash_rounding()
|
|
{
|
|
$cash_rounding_code = $this->CI->config->item('cash_rounding_code');
|
|
|
|
if(cash_decimals() < totals_decimals() || $cash_rounding_code == Rounding_mode::HALF_FIVE)
|
|
{
|
|
$cash_rounding = 1;
|
|
}
|
|
else
|
|
{
|
|
$cash_rounding = 0;
|
|
}
|
|
$this->CI->session->set_userdata('cash_rounding', $cash_rounding);
|
|
$this->CI->session->set_userdata('cash_mode', CASH_MODE_FALSE);
|
|
|
|
return $cash_rounding;
|
|
}
|
|
|
|
public function is_customer_taxable()
|
|
{
|
|
$customer_id = $this->get_customer();
|
|
$customer = $this->CI->Customer->get_info($customer_id);
|
|
|
|
//Do not charge sales tax if we have a customer that is not taxable
|
|
return $customer->taxable or $customer_id == -1;
|
|
}
|
|
|
|
public function apply_customer_discount($discount, $discount_type)
|
|
{
|
|
// Get all items in the cart so far...
|
|
$items = $this->get_cart();
|
|
|
|
foreach($items as &$item)
|
|
{
|
|
$quantity = $item['quantity'];
|
|
$price = $item['price'];
|
|
|
|
// set a new discount only if the current one is 0
|
|
if($item['discount'] == 0.0)
|
|
{
|
|
$item['discount'] = $discount;
|
|
$item['total'] = $this->get_item_total($quantity, $price, $discount, $discount_type);
|
|
$item['discounted_total'] = $this->get_item_total($quantity, $price, $discount, $discount_type, TRUE);
|
|
}
|
|
}
|
|
|
|
$this->set_cart($items);
|
|
}
|
|
|
|
public function get_discount()
|
|
{
|
|
$discount = 0.0;
|
|
foreach($this->get_cart() as $item)
|
|
{
|
|
if($item['discount'] > 0.0)
|
|
{
|
|
$item_discount = $this->get_item_discount($item['quantity'], $item['price'], $item['discount'], $item['discount_type']);
|
|
$discount = bcadd($discount, $item_discount);
|
|
}
|
|
}
|
|
|
|
return $discount;
|
|
}
|
|
|
|
public function get_subtotal($include_discount = FALSE, $exclude_tax = FALSE)
|
|
{
|
|
return $this->calculate_subtotal($include_discount, $exclude_tax);
|
|
}
|
|
|
|
public function get_item_total_tax_exclusive($item_id, $quantity, $price, $discount, $discount_type, $include_discount = FALSE)
|
|
{
|
|
$tax_info = $this->CI->Item_taxes->get_info($item_id);
|
|
$item_total = $this->get_item_total($quantity, $price, $discount, $discount_type, $include_discount);
|
|
// only additive tax here
|
|
foreach($tax_info as $tax)
|
|
{
|
|
$tax_percentage = $tax['percent'];
|
|
$item_total = bcsub($item_total, $this->get_item_tax($quantity, $price, $discount, $discount_type, $tax_percentage));
|
|
}
|
|
|
|
return $item_total;
|
|
}
|
|
|
|
public function get_extended_total_tax_exclusive($item_id, $discounted_extended_amount, $quantity, $price, $discount = 0.0, $discount_type = 0)
|
|
{
|
|
$tax_info = $this->CI->Item_taxes->get_info($item_id);
|
|
// only additive tax here
|
|
foreach($tax_info as $tax)
|
|
{
|
|
$tax_percentage = $tax['percent'];
|
|
$discounted_extended_amount = bcsub($discounted_extended_amount, $this->get_item_tax($quantity, $price, $discount, $discount_type, $tax_percentage));
|
|
}
|
|
|
|
return $discounted_extended_amount;
|
|
}
|
|
|
|
public function get_item_total($quantity, $price, $discount, $discount_type, $include_discount = FALSE)
|
|
{
|
|
$total = bcmul($quantity, $price);
|
|
if($include_discount)
|
|
{
|
|
$discount_amount = $this->get_item_discount($quantity, $price, $discount, $discount_type);
|
|
|
|
return bcsub($total, $discount_amount);
|
|
}
|
|
|
|
return $total;
|
|
}
|
|
|
|
/**
|
|
* Derive the quantity sold based on the new total entered, returning the quanitity rounded to the
|
|
* appropriate decimal positions.
|
|
* @param $total
|
|
* @param $price
|
|
* @return string
|
|
*/
|
|
public function get_quantity_sold($total, $price)
|
|
{
|
|
$quantity = bcdiv($total, $price, quantity_decimals());
|
|
|
|
return $quantity;
|
|
}
|
|
|
|
public function get_extended_amount($quantity, $price, $discount_amount = 0.0)
|
|
{
|
|
$extended_amount = bcmul($quantity, $price);
|
|
|
|
return bcsub($extended_amount, $discount_amount);
|
|
}
|
|
|
|
public function get_item_discount($quantity, $price, $discount, $discount_type)
|
|
{
|
|
$total = bcmul($quantity, $price);
|
|
if($discount_type == PERCENT)
|
|
{
|
|
$discount = bcmul($total, bcdiv($discount, 100));
|
|
}
|
|
else
|
|
{
|
|
$discount = bcmul($quantity, $discount);
|
|
}
|
|
|
|
return round($discount, totals_decimals(), PHP_ROUND_HALF_UP);
|
|
}
|
|
|
|
public function get_item_tax($quantity, $price, $discount, $discount_type, $tax_percentage)
|
|
{
|
|
$item_total = $this->get_item_total($quantity, $price, $discount, $discount_type, TRUE);
|
|
|
|
if($this->CI->config->item('tax_included'))
|
|
{
|
|
$tax_fraction = bcdiv(bcadd(100, $tax_percentage), 100);
|
|
$price_tax_excl = bcdiv($item_total, $tax_fraction);
|
|
|
|
return bcsub($item_total, $price_tax_excl);
|
|
}
|
|
|
|
$tax_fraction = bcdiv($tax_percentage, 100);
|
|
|
|
return bcmul($item_total, $tax_fraction);
|
|
}
|
|
|
|
public function calculate_subtotal($include_discount = FALSE, $exclude_tax = FALSE)
|
|
{
|
|
$subtotal = 0.0;
|
|
foreach($this->get_cart() as $item)
|
|
{
|
|
if($exclude_tax && $this->CI->config->item('tax_included'))
|
|
{
|
|
$subtotal = bcadd($subtotal, $this->get_item_total_tax_exclusive($item['item_id'], $item['quantity'], $item['price'], $item['discount'], $item['discount_type'], $include_discount));
|
|
}
|
|
else
|
|
{
|
|
$subtotal = bcadd($subtotal, $this->get_item_total($item['quantity'], $item['price'], $item['discount'], $item['discount_type'], $include_discount));
|
|
}
|
|
}
|
|
|
|
return $subtotal;
|
|
}
|
|
|
|
/**
|
|
* Calculates the total sales amount with the default option to include cash rounding
|
|
* @param bool $include_cash_rounding
|
|
* @return float|int|string
|
|
*/
|
|
public function get_total($include_cash_rounding = TRUE)
|
|
{
|
|
$total = $this->calculate_subtotal(TRUE);
|
|
|
|
$cash_mode = $this->CI->session->userdata('cash_mode');
|
|
|
|
if(!$this->CI->config->item('tax_included'))
|
|
{
|
|
$cart = $this->get_cart();
|
|
foreach($this->CI->tax_lib->get_taxes($cart)[0] as $tax)
|
|
{
|
|
$total = bcadd($total, $tax['sale_tax_amount']);
|
|
}
|
|
}
|
|
|
|
if($include_cash_rounding && $cash_mode)
|
|
{
|
|
$total = $this->check_for_cash_rounding($total);
|
|
}
|
|
|
|
return $total;
|
|
}
|
|
|
|
public function get_empty_tables($current_dinner_table_id)
|
|
{
|
|
return $this->CI->Dinner_table->get_empty_tables($current_dinner_table_id);
|
|
}
|
|
|
|
public function check_for_cash_rounding($total)
|
|
{
|
|
$cash_decimals = cash_decimals();
|
|
$cash_rounding_code = $this->CI->config->item('cash_rounding_code');
|
|
|
|
return Rounding_mode::round_number($cash_rounding_code, $total, $cash_decimals);
|
|
}
|
|
}
|
|
|
|
?>
|