Files
opensourcepos/application/models/item.php
2015-02-11 16:31:31 +01:00

637 lines
16 KiB
PHP

<?php
class Item extends CI_Model
{
/*
Determines if a given item_id is an item
*/
function exists($item_id)
{
$this->db->from('items');
$this->db->where('item_id',$item_id);
$query = $this->db->get();
return ($query->num_rows()==1);
}
function item_number_exists($item_number,$item_id='')
{
$this->db->from('items');
$this->db->where('item_number', $item_number);
if (!empty($item_id))
{
$this->db->where('item_id !=', $item_id);
}
$query=$this->db->get();
return ($query->num_rows()==1);
}
/*
Returns all the items
*/
function get_all($stock_location_id=-1,$limit=10000,$offset=0)
{
$this->db->from('items');
if ($stock_location_id > -1)
{
$this->db->join('item_quantities','item_quantities.item_id=items.item_id');
$this->db->where('location_id',$stock_location_id);
}
$this->db->where('deleted',0);
$this->db->order_by("name","asc");
$this->db->limit($limit);
$this->db->offset($offset);
return $this->db->get();
}
function count_all()
{
$this->db->from('items');
$this->db->where('deleted',0);
return $this->db->count_all_results();
}
function get_all_filtered($stock_location_id,$is_serialized=0,$no_description,$search_custom,$is_deleted)/**GARRISON MODIFIED 4/21/2013, Parq 131215 **/
{
$this->db->from('items');
$this->db->join('item_quantities','item_quantities.item_id=items.item_id');
$this->db->where('location_id',$stock_location_id);
if ($is_serialized !=0 )
{
$this->db->where('is_serialized',1);
}
if ($no_description!=0 )
{
$this->db->where('description','');
}
/**GARRISON SECTION ADDED 4/21/2013**/
/**
if ($search_custom!=0 )
{
$this->db->like('custom1',$search);
$this->db->or_like('custom2',$search);
$this->db->or_like('custom3',$search);
$this->db->or_like('custom4',$search);
$this->db->or_like('custom5',$search);
$this->db->or_like('custom6',$search);
$this->db->or_like('custom7',$search);
$this->db->or_like('custom8',$search);
$this->db->or_like('custom9',$search);
$this->db->or_like('custom10',$search);
}
**/
$this->db->where('deleted',$is_deleted);
$this->db->order_by("name", "asc");
return $this->db->get();
}
/*
Gets information about a particular item
*/
function get_info($item_id)
{
$this->db->from('items');
$this->db->where('item_id',$item_id);
$query = $this->db->get();
if($query->num_rows()==1)
{
return $query->row();
}
else
{
//Get empty base parent object, as $item_id is NOT an item
$item_obj=new stdClass();
//Get all the fields from items table
$fields = $this->db->list_fields('items');
foreach ($fields as $field)
{
$item_obj->$field='';
}
return $item_obj;
}
}
/*
Get an item id given an item number
*/
function get_item_id($item_number)
{
$this->db->from('items');
$this->db->where('item_number',$item_number);
$this->db->where('deleted',0); // Parq 131226
$query = $this->db->get();
if($query->num_rows()==1)
{
return $query->row()->item_id;
}
return false;
}
/*
Gets information about multiple items
*/
function get_multiple_info($item_ids)
{
$this->db->from('items');
$this->db->where_in('item_id',$item_ids);
$this->db->order_by('item_id', 'asc');
return $this->db->get();
}
/*
Inserts or updates a item
*/
function save(&$item_data,$item_id=false)
{
if (!$item_id or !$this->exists($item_id))
{
if($this->db->insert('items',$item_data))
{
$item_data['item_id']=$this->db->insert_id();
return true;
}
return false;
}
$this->db->where('item_id', $item_id);
return $this->db->update('items',$item_data);
}
/*
Updates multiple items at once
*/
function update_multiple($item_data,$item_ids)
{
$this->db->where_in('item_id',$item_ids);
return $this->db->update('items',$item_data);
}
/*
Deletes one item
*/
function delete($item_id)
{
$this->db->where('item_id', $item_id);
return $this->db->update('items', array('deleted' => 1));
}
/*
Deletes a list of items
*/
function delete_list($item_ids)
{
$this->db->where_in('item_id',$item_ids);
return $this->db->update('items', array('deleted' => 1));
}
/*
Get search suggestions to find items
*/
function get_search_suggestions($search,$limit=25)
{
$suggestions = array();
$this->db->from('items');
$this->db->like('name', $search);
$this->db->where('deleted',0);
$this->db->order_by("name", "asc");
$by_name = $this->db->get();
foreach($by_name->result() as $row)
{
$suggestions[]=$row->name;
}
$this->db->select('category');
$this->db->from('items');
$this->db->where('deleted',0);
$this->db->distinct();
$this->db->like('category', $search);
$this->db->order_by("category", "asc");
$by_category = $this->db->get();
foreach($by_category->result() as $row)
{
$suggestions[]=$row->category;
}
$this->db->from('items');
$this->db->like('item_number', $search);
$this->db->where('deleted',0);
$this->db->order_by("item_number", "asc");
$by_item_number = $this->db->get();
foreach($by_item_number->result() as $row)
{
$suggestions[]=$row->item_number;
}
/** GARRISON ADDED 4/21/2013 **/
//Search by description
$this->db->from('items');
$this->db->like('description', $search);
$this->db->where('deleted',0);
$this->db->order_by("description", "asc");
$by_name = $this->db->get();
foreach($by_name->result() as $row)
{
$suggestions[]=$row->name;
}
/** END GARRISON ADDED **/
/** GARRISON ADDED 4/22/2013 **/
//Search by custom fields
$this->db->from('items');
$this->db->like('custom1', $search);
$this->db->or_like('custom2', $search);
$this->db->or_like('custom3', $search);
$this->db->or_like('custom4', $search);
$this->db->or_like('custom5', $search);
$this->db->or_like('custom6', $search);
$this->db->or_like('custom7', $search);
$this->db->or_like('custom8', $search);
$this->db->or_like('custom9', $search);
$this->db->or_like('custom10', $search);
$this->db->where('deleted',0);
$this->db->order_by("name", "asc");
$by_name = $this->db->get();
foreach($by_name->result() as $row)
{
$suggestions[]=$row->name;
}
/** END GARRISON ADDED **/
//only return $limit suggestions
if(count($suggestions > $limit))
{
$suggestions = array_slice($suggestions, 0,$limit);
}
return $suggestions;
}
function get_item_search_suggestions($search,$limit=25)
{
$suggestions = array();
$this->db->from('items');
$this->db->where('deleted',0);
$this->db->like('name', $search);
$this->db->order_by("name", "asc");
$by_name = $this->db->get();
foreach($by_name->result() as $row)
{
$suggestions[]=$row->item_id.'|'.$row->name;
}
$this->db->from('items');
$this->db->where('deleted',0);
$this->db->like('item_number', $search);
$this->db->order_by("item_number", "asc");
$by_item_number = $this->db->get();
foreach($by_item_number->result() as $row)
{
$suggestions[]=$row->item_id.'|'.$row->item_number;
}
/** GARRISON ADDED 4/21/2013 **/
//Search by description
$this->db->from('items');
$this->db->where('deleted',0);
$this->db->like('description', $search);
$this->db->order_by("description", "asc");
$by_description = $this->db->get();
foreach($by_description->result() as $row)
{
$suggestions[]=$row->item_id.'|'.$row->name;
}
/** END GARRISON ADDED **/
/** GARRISON ADDED 4/22/2013 **/
//Search by custom fields
/*$this->db->from('items');
$this->db->where('deleted',0);
$this->db->where('stock_type',$stock_type);
$this->db->like('custom1', $search);
$this->db->or_like('custom2', $search);
$this->db->or_like('custom3', $search);
$this->db->or_like('custom4', $search);
$this->db->or_like('custom5', $search);
$this->db->or_like('custom6', $search);
$this->db->or_like('custom7', $search);
$this->db->or_like('custom8', $search);
$this->db->or_like('custom9', $search);
$this->db->or_like('custom10', $search);
$this->db->order_by("name", "asc");
$by_description = $this->db->get();
foreach($by_description->result() as $row)
{
$suggestions[]=$row->item_id.'|'.$row->name;
}*/
/** END GARRISON ADDED **/
//only return $limit suggestions
if(count($suggestions > $limit))
{
$suggestions = array_slice($suggestions, 0,$limit);
}
return $suggestions;
}
function get_category_suggestions($search)
{
$suggestions = array();
$this->db->distinct();
$this->db->select('category');
$this->db->from('items');
$this->db->like('category', $search);
$this->db->where('deleted', 0);
$this->db->order_by("category", "asc");
$by_category = $this->db->get();
foreach($by_category->result() as $row)
{
$suggestions[]=$row->category;
}
return $suggestions;
}
/** GARRISON ADDED 5/18/2013 **/
function get_location_suggestions($search)
{
$suggestions = array();
$this->db->distinct();
$this->db->select('location');
$this->db->from('items');
$this->db->like('location', $search);
$this->db->where('deleted', 0);
$this->db->order_by("location", "asc");
$by_category = $this->db->get();
foreach($by_category->result() as $row)
{
$suggestions[]=$row->location;
}
return $suggestions;
}
function get_custom1_suggestions($search)
{
$suggestions = array();
$this->db->distinct();
$this->db->select('custom1');
$this->db->from('items');
$this->db->like('custom1', $search);
$this->db->where('deleted', 0);
$this->db->order_by("custom1", "asc");
$by_category = $this->db->get();
foreach($by_category->result() as $row)
{
$suggestions[]=$row->custom1;
}
return $suggestions;
}
function get_custom2_suggestions($search)
{
$suggestions = array();
$this->db->distinct();
$this->db->select('custom2');
$this->db->from('items');
$this->db->like('custom2', $search);
$this->db->where('deleted', 0);
$this->db->order_by("custom2", "asc");
$by_category = $this->db->get();
foreach($by_category->result() as $row)
{
$suggestions[]=$row->custom2;
}
return $suggestions;
}
function get_custom3_suggestions($search)
{
$suggestions = array();
$this->db->distinct();
$this->db->select('custom3');
$this->db->from('items');
$this->db->like('custom3', $search);
$this->db->where('deleted', 0);
$this->db->order_by("custom3", "asc");
$by_category = $this->db->get();
foreach($by_category->result() as $row)
{
$suggestions[]=$row->custom3;
}
return $suggestions;
}
function get_custom4_suggestions($search)
{
$suggestions = array();
$this->db->distinct();
$this->db->select('custom4');
$this->db->from('items');
$this->db->like('custom4', $search);
$this->db->where('deleted', 0);
$this->db->order_by("custom4", "asc");
$by_category = $this->db->get();
foreach($by_category->result() as $row)
{
$suggestions[]=$row->custom4;
}
return $suggestions;
}
function get_custom5_suggestions($search)
{
$suggestions = array();
$this->db->distinct();
$this->db->select('custom5');
$this->db->from('items');
$this->db->like('custom5', $search);
$this->db->where('deleted', 0);
$this->db->order_by("custom5", "asc");
$by_category = $this->db->get();
foreach($by_category->result() as $row)
{
$suggestions[]=$row->custom5;
}
return $suggestions;
}
function get_custom6_suggestions($search)
{
$suggestions = array();
$this->db->distinct();
$this->db->select('custom6');
$this->db->from('items');
$this->db->like('custom6', $search);
$this->db->where('deleted', 0);
$this->db->order_by("custom6", "asc");
$by_category = $this->db->get();
foreach($by_category->result() as $row)
{
$suggestions[]=$row->custom6;
}
return $suggestions;
}
function get_custom7_suggestions($search)
{
$suggestions = array();
$this->db->distinct();
$this->db->select('custom7');
$this->db->from('items');
$this->db->like('custom7', $search);
$this->db->where('deleted', 0);
$this->db->order_by("custom7", "asc");
$by_category = $this->db->get();
foreach($by_category->result() as $row)
{
$suggestions[]=$row->custom7;
}
return $suggestions;
}
function get_custom8_suggestions($search)
{
$suggestions = array();
$this->db->distinct();
$this->db->select('custom8');
$this->db->from('items');
$this->db->like('custom8', $search);
$this->db->where('deleted', 0);
$this->db->order_by("custom8", "asc");
$by_category = $this->db->get();
foreach($by_category->result() as $row)
{
$suggestions[]=$row->custom8;
}
return $suggestions;
}
function get_custom9_suggestions($search)
{
$suggestions = array();
$this->db->distinct();
$this->db->select('custom9');
$this->db->from('items');
$this->db->like('custom9', $search);
$this->db->where('deleted', 0);
$this->db->order_by("custom9", "asc");
$by_category = $this->db->get();
foreach($by_category->result() as $row)
{
$suggestions[]=$row->custom9;
}
return $suggestions;
}
function get_custom10_suggestions($search)
{
$suggestions = array();
$this->db->distinct();
$this->db->select('custom10');
$this->db->from('items');
$this->db->like('custom10', $search);
$this->db->where('deleted', 0);
$this->db->order_by("custom10", "asc");
$by_category = $this->db->get();
foreach($by_category->result() as $row)
{
$suggestions[]=$row->custom10;
}
return $suggestions;
}
/** END GARRISON ADDED **/
/*
Preform a search on items
*/
function search($search,$stock_location_id)
{
$this->db->from('items');
$this->db->join('item_quantities','item_quantities.item_id=items.item_id');
$this->db->where('location_id',$stock_location_id);
$this->db->where("(
name LIKE '%".$this->db->escape_like_str($search)."%' or
item_number LIKE '%".$this->db->escape_like_str($search)."%' or
description LIKE '%".$this->db->escape_like_str($search)."%' or/**GARRISON ADDED 4/21/2013**/
custom1 LIKE '%".$this->db->escape_like_str($search)."%' or/**GARRISON ADDED 4/22/2013**/
custom2 LIKE '%".$this->db->escape_like_str($search)."%' or/**GARRISON ADDED 4/22/2013**/
custom3 LIKE '%".$this->db->escape_like_str($search)."%' or/**GARRISON ADDED 4/22/2013**/
custom4 LIKE '%".$this->db->escape_like_str($search)."%' or/**GARRISON ADDED 4/22/2013**/
custom5 LIKE '%".$this->db->escape_like_str($search)."%' or/**GARRISON ADDED 4/22/2013**/
custom6 LIKE '%".$this->db->escape_like_str($search)."%' or/**GARRISON ADDED 4/22/2013**/
custom7 LIKE '%".$this->db->escape_like_str($search)."%' or/**GARRISON ADDED 4/22/2013**/
custom8 LIKE '%".$this->db->escape_like_str($search)."%' or/**GARRISON ADDED 4/22/2013**/
custom9 LIKE '%".$this->db->escape_like_str($search)."%' or/**GARRISON ADDED 4/22/2013**/
custom10 LIKE '%".$this->db->escape_like_str($search)."%' or/**GARRISON ADDED 4/22/2013**/
category LIKE '%".$this->db->escape_like_str($search)."%') and
deleted=0");
$this->db->order_by("name", "asc");
return $this->db->get();
}
function get_categories()
{
$this->db->select('category');
$this->db->from('items');
$this->db->where('deleted',0);
$this->db->distinct();
$this->db->order_by("category", "asc");
return $this->db->get();
}
/*
* changes the cost price of a given item
* calculates the average price between received items and items on stock
* $item_id : the item which price should be changed
* $items_received : the amount of new items received
* $new_price : the cost-price for the newly received items
* $old_price (optional) : the current-cost-price
*
* used in receiving-process to update cost-price if changed
* caution: must be used there before item_quantities gets updated, otherwise average price is wrong!
*
*/
function change_cost_price($item_id, $items_received, $new_price, $old_price = null)
{
if($old_price === null)
{
$item_info = $this->get_info($item['item_id']);
$old_price = $item_info->cost_price;
}
$this->db->from('item_quantities');
$this->db->select_sum('quantity');
$this->db->where('item_id',$item_id);
$this->db->join('stock_locations','stock_locations.location_id=item_quantities.location_id');
$this->db->where('stock_locations.deleted',0);
$old_total_quantity = $this->db->get()->row()->quantity;
$total_quantity = $old_total_quantity + $items_received;
$average_price = bcdiv(bcadd(bcmul($items_received, $new_price), bcmul($old_total_quantity, $old_price)), $total_quantity);
$data = array('cost_price' => $average_price);
return $this->save($data, $item_id);
}
}
?>