<?php
/* Copyright (C) 2015   Jean-François Ferry     <jfefe@aternatik.fr>
 * Copyright (C) 2016   Laurent Destailleur     <eldy@users.sourceforge.net>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */

use Luracast\Restler\RestException;

require_once DOL_DOCUMENT_ROOT.'/supplier_proposal/class/supplier_proposal.class.php';


/**
 * API class for orders
 *
 * @access protected
 * @class  DolibarrApiAccess {@requires user,external}
 */
class Supplierproposals extends DolibarrApi
{

	/**
	 * @var array   $FIELDS     Mandatory fields, checked when create and update object
	 */
	static $FIELDS = array(
		'socid'
	);

	/**
	 * @var SupplierProposal $supplier_proposal {@type SupplierProposal}
	 */
	public $supplier_proposal;

	/**
	 * Constructor
	 */
	function __construct()
	{
		global $db, $conf;
		$this->db = $db;
		$this->supplier_proposal = new SupplierProposal($this->db);
	}

	/**
	 * Get properties of a supplier proposal (price request) object
	 *
	 * Return an array with supplier proposal informations
	 *
	 * @param       int         $id         ID of supplier proposal
	 * @return 	array|mixed data without useless information
	 *
	 * @throws 	RestException
	 */
	function get($id)
	{
		if(! DolibarrApiAccess::$user->rights->supplier_proposal->lire) {
			throw new RestException(401);
		}

		$result = $this->supplier_proposal->fetch($id);
		if( ! $result ) {
			throw new RestException(404, 'Supplier Proposal not found');
		}

		if( ! DolibarrApi::_checkAccessToResource('supplier_proposal',$this->propal->id)) {
			throw new RestException(401, 'Access not allowed for login '.DolibarrApiAccess::$user->login);
		}

		$this->supplier_proposal->fetchObjectLinked();
		return $this->_cleanObjectDatas($this->supplier_proposal);
	}

	/**
	 * List supplier proposals
	 *
	 * Get a list of supplier proposals
	 *
	 * @param string	$sortfield	        Sort field
	 * @param string	$sortorder	        Sort order
	 * @param int		$limit		        Limit for list
	 * @param int		$page		        Page number
	 * @param string   	$thirdparty_ids	    Thirdparty ids to filter supplier proposals. {@example '1' or '1,2,3'} {@pattern /^[0-9,]*$/i}
	 * @param string    $sqlfilters         Other criteria to filter answers separated by a comma. Syntax example "(t.ref:like:'SO-%') and (t.datec:<:'20160101')"
	 * @return  array                       Array of order objects
	 */
    function index($sortfield = "t.rowid", $sortorder = 'ASC', $limit = 100, $page = 0, $thirdparty_ids = '', $sqlfilters = '')
    {
		global $db, $conf;

		$obj_ret = array();

		// case of external user, $thirdparty_ids param is ignored and replaced by user's socid
		$socids = DolibarrApiAccess::$user->societe_id ? DolibarrApiAccess::$user->societe_id : $thirdparty_ids;

		// If the internal user must only see his customers, force searching by him
		$search_sale = 0;
		if (! DolibarrApiAccess::$user->rights->societe->client->voir && !$socids) $search_sale = DolibarrApiAccess::$user->id;

		$sql = "SELECT t.rowid";
		if ((!DolibarrApiAccess::$user->rights->societe->client->voir && !$socids) || $search_sale > 0) $sql .= ", sc.fk_soc, sc.fk_user"; // We need these fields in order to filter by sale (including the case where the user can only see his prospects)
		$sql.= " FROM ".MAIN_DB_PREFIX."supplier_proposal as t";

		if ((!DolibarrApiAccess::$user->rights->societe->client->voir && !$socids) || $search_sale > 0) $sql.= ", ".MAIN_DB_PREFIX."societe_commerciaux as sc"; // We need this table joined to the select in order to filter by sale

		$sql.= ' WHERE t.entity IN ('.getEntity('propal').')';
		if ((!DolibarrApiAccess::$user->rights->societe->client->voir && !$socids) || $search_sale > 0) $sql.= " AND t.fk_soc = sc.fk_soc";
		if ($socids) $sql.= " AND t.fk_soc IN (".$socids.")";
		if ($search_sale > 0) $sql.= " AND t.rowid = sc.fk_soc";		// Join for the needed table to filter by sale
		// Insert sale filter
		if ($search_sale > 0)
		{
			$sql .= " AND sc.fk_user = ".$search_sale;
		}
		// Add sql filters
		if ($sqlfilters)
		{
			if (! DolibarrApi::_checkFilters($sqlfilters))
			{
				throw new RestException(503, 'Error when validating parameter sqlfilters '.$sqlfilters);
			}
			$regexstring='\(([^:\'\(\)]+:[^:\'\(\)]+:[^:\(\)]+)\)';
			$sql.=" AND (".preg_replace_callback('/'.$regexstring.'/', 'DolibarrApi::_forge_criteria_callback', $sqlfilters).")";
		}

		$sql.= $db->order($sortfield, $sortorder);
		if ($limit)	{
			if ($page < 0)
			{
				$page = 0;
			}
			$offset = $limit * $page;

			$sql.= $db->plimit($limit + 1, $offset);
		}

		$result = $db->query($sql);

		if ($result)
		{
			$num = $db->num_rows($result);
			$min = min($num, ($limit <= 0 ? $num : $limit));
			$i=0;
			while ($i < $min)
			{
				$obj = $db->fetch_object($result);
				$propal_static = new SupplierProposal($db);
				if($propal_static->fetch($obj->rowid)) {
					$obj_ret[] = $this->_cleanObjectDatas($propal_static);
				}
				$i++;
			}
		}
		else {
			throw new RestException(503, 'Error when retrieving supplier proposal list : '.$db->lasterror());
		}
		if( ! count($obj_ret)) {
			throw new RestException(404, 'No supplier proposal found');
		}
		return $obj_ret;
	}


	/**
	 * Validate fields before create or update object
	 *
	 * @param   array           $data   Array with data to verify
	 * @return  array
	 * @throws  RestException
	 */
	function _validate($data)
	{
		$propal = array();
		foreach (SupplierProposals::$FIELDS as $field) {
			if (!isset($data[$field]))
				throw new RestException(400, "$field field missing");
			$propal[$field] = $data[$field];
		}
		return $propal;
	}


    /**
     * Clean sensible object datas
     *
     * @param   object  $object    Object to clean
     * @return    array    Array of cleaned object properties
     */
    function _cleanObjectDatas($object)
    {

        $object = parent::_cleanObjectDatas($object);

        unset($object->name);
        unset($object->lastname);
        unset($object->firstname);
        unset($object->civility_id);
        unset($object->address);
        unset($object->datec);
        unset($object->datev);

        return $object;
    }
}
