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<?php
Class Option_model extends CI_Model
{
function __construct()
{
parent::__construct();
$this->load->helper('formatting_helper');
}
/********************************************************************
Options Management
********************************************************************/
//get product options
function get_all_options($product_id)
{
$this->db->where('product_id', $product_id);
$this->db->order_by('id', 'DESC');
$result = $this->db->get('options');
$return = array();
foreach($result->result() as $option)
{
$option->values = $this->get_option_values($option->id);
$return[] = $option;
}
return $return;
}
function get_option($id, $as_array = false)
{
$result = $this->db->get_where('options', array('id'=>$id));
$data = $result->row();
if($as_array)
{
$data->values = $this->get_option_values($id, true);
}
else
{
$data->values = $this->get_option_values($id);
}
return $data;
}
function save_option($option, $values)
{
if(isset($option['id']))
{
$this->db->where('id', $option['id']);
$this->db->update('options', $option);
$id = $option['id'];
//eliminate existing options
$this->delete_option_values($id);
}
else
{
$this->db->insert('options', $option);
$id = $this->db->insert_id();
}
//add options to the database
$sequence = 0;
foreach($values as $value)
{
$value['option_id'] = $id;
$value['sequence'] = $sequence;
$value['weight'] = floatval($value['weight']);
$value['price'] = floatval($value['price']);
$sequence++;
$this->db->insert('option_values', $value);
}
return $id;
}
// for product level options
function clear_options($product_id)
{
// get the list of options for this product
$list = $this->db->where('product_id', $product_id)->get('options')->result();
foreach($list as $opt)
{
$this->delete_option($opt->id);
}
}
// also deletes child records in option_values and product_option
function delete_option($id)
{
$this->db->where('id', $id);
$this->db->delete('options');
$this->delete_option_values($id);
}
/********************************************************************
Option values Management
********************************************************************/
function get_option_values($option_id)
{
$this->db->where('option_id',$option_id);
$this->db->order_by('sequence', 'ASC');
return $this->db->get('option_values')->result();
}
function get_value($value_id)
{
$this->db->where('id', $value_id);
return $this->db->get('option_values')->row();
}
function delete_option_values($id)
{
$this->db->where('option_id', $id);
$this->db->delete('option_values');
}
/********************************************************************
Product options Management
********************************************************************/
function get_product_options($product_id)
{
$this->db->where('product_id',$product_id);
$this->db->order_by('sequence', 'ASC');
$result = $this->db->get('options');
$return = array();
foreach($result->result() as $option)
{
$option->values = $this->get_option_values($option->id);
$return[] = $option;
}
return $return;
}
/***************************************************
Options Live Use Functionality
****************************************************/
function validate_product_options(&$product, $post_options)
{
if( ! isset($product['id'])) return false;
// set up to catch option errors
$error = false;
$msg = 'The following options were not selected and are required:<br/>';
// Get the list of options for the product
// We will check the submitted options against this to make sure required options were selected
$db_options = $this->get_product_options($product['id']);
$price_before_alteration = $product['price'];
$sqftprice = $price_before_alteration;
// Loop through the options from the database
foreach($db_options as $option)
{
// Use the product option to see if we have matching data from the product form
$option_value = @$post_options[$option->id];
// are we missing any required values?
if((int) $option->required && empty($option_value))
{
// Set our error flag and add to the user message
// then continue processing the other options to built a full list of missing requirements
$error = true;
$msg .= "- ". $option->name .'<br/>';
continue; // don't bother processing this particular option any further
}
// process checklist items specially
// multi-valued
if($option->type == 'checklist')
{
$opts = array();
// tally our adjustments
//check to make sure this is an array before looping
if(is_array($option_value))
{
foreach($option_value as $check_value)
{
//$val = $this->get_value($check_value);
foreach($option->values as $check_match)
{
if($check_match->id == $check_value)
{
$val = $check_match;
}
}
$price = '';
if($val->price > 0)
{
$price = ' ('.format_currency($val->price).')';
}
$product['price'] = $product['price'] + $val->price;
$product['weight'] = $product['weight'] + $val->weight;
array_push($opts, $val->value.$price);
}
}
// If only one option was checked, add it as a single value
if(count($opts)==1)
{
$product['options'][$option->name] = $opts[0];
}
// otherwise, add it as an array of values
else if(!empty($opts))
{
$product['options'][$option->name] = $opts;
}
}
// handle text fields
else if($option->type == 'textfield' || $option->type == 'textarea')
{
//get the value and weight of the textfield/textarea and add it!
if($option_value)
{
//get the potential price and weight of this field
$val = $option->values[0];
//add the weight and price to the product
// Multiple Height and Widht for SqFt Product
/*if((1 == $product['costpersqft']) && ('WidthCPsqft' == $val->name ))
{
$sqftprice = $sqftprice * $val->value;
}
else if((1 == $product['costpersqft']) && ('HeightCPsqft' == $val->name ))
{
$sqftprice = $sqftprice * $val->value;
die;
echo $sqftprice;
}*/
if((1 == $product['costpersqft']) && (('WidthCPsqft' == $val->name) || ('HeightCPsqft' == $val->name)))
{
$sqftprice = $sqftprice * $option_value;
}
else
{
$product['price'] = $product['price'] + $val->price;
}
$product['weight'] = $product['weight'] + $val->weight;
//if there is additional cost, add it to the item description
$price = '';
if($val->price > 0)
{
$price = ' ('.format_currency($val->price).')';
}
$product['options'][$option->name] = $option_value.$price;
}
}
// handle radios and droplists
else
{
//make sure that blank options aren't used
if ($option_value)
{
// we only need the one selected
//$val = $this->get_value($option_value);
foreach($option->values as $check_match)
{
if($check_match->id == $option_value)
{
$val = $check_match;
}
}
$price = ($product['price'] > 0) ? $product['price'] : 0;
$weight = ($product['weight'] > 0) ? $product['weight'] : 0;
//adjust product price and weight
$product['price'] = $price + number_format($val->price);
$product['weight'] = $weight + number_format($val->weight);
$price = '';
if($val->price > 0)
{
$price = ' ('.format_currency($val->price).')';
}
//add the option to the options
//$product['options'][$option->name] = $val->name.$price.$weight;
$product['options'][$option->name] = $val->name.$price;
}
}
}
// Now add the Sqft Cost
if(($sqftprice - $price_before_alteration) > 0)
{
$product['price'] = $product['price'] + $sqftprice - $price_before_alteration;
}
if($error)
{
return( array( 'validated' => false,
'message' => $msg
));
}
else
{
return( array( 'validated' => true ));
}
}
}