1<?php
2/* Copyright (C) 2011 Auguria <anthony.poiret@auguria.net>
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 3 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <https://www.gnu.org/licenses/>.
16 */
17
18/**
19 *       \file       htdocs/compta/ajaxpayment.php
20 *       \brief      File to return Ajax response on payment breakdown process
21 */
22
23if (!defined('NOREQUIRESOC')) {
24	define('NOREQUIRESOC', '1');
25}
26if (!defined('NOCSRFCHECK')) {
27	define('NOCSRFCHECK', '1');
28}
29if (!defined('NOTOKENRENEWAL')) {
30	define('NOTOKENRENEWAL', '1');
31}
32if (!defined('NOREQUIREMENU')) {
33	define('NOREQUIREMENU', '1'); // If there is no menu to show
34}
35if (!defined('NOREQUIREHTML')) {
36	define('NOREQUIREHTML', '1'); // If we don't need to load the html.form.class.php
37}
38
39require '../main.inc.php';
40
41$langs->load('compta');
42
43
44/*
45 * View
46 */
47
48//init var
49$invoice_type = GETPOST('invoice_type', 'int');
50$amountPayment = $_POST['amountPayment'];
51$amounts = $_POST['amounts']; // from text inputs : invoice amount payment (check required)
52$remains = $_POST['remains']; // from dolibarr's object (no need to check)
53$currentInvId = $_POST['imgClicked']; // from DOM elements : imgId (equals invoice id)
54
55// Getting the posted keys=>values, sanitize the ones who are from text inputs
56$amountPayment = $amountPayment != '' ? (is_numeric(price2num($amountPayment)) ? price2num($amountPayment) : '') : ''; // keep void if not a valid entry
57
58// Clean checkamounts
59foreach ($amounts as $key => $value) {
60	$value = price2num($value);
61	$amounts[$key] = $value;
62	if (empty($value)) {
63		unset($amounts[$key]);
64	}
65}
66// Clean remains
67foreach ($remains as $key => $value) {
68	$value = price2num($value);
69	$remains[$key] = (($invoice_type) == 2 ?-1 : 1) * $value;
70	if (empty($value)) {
71		unset($remains[$key]);
72	}
73}
74
75// Treatment
76$result = ($amountPayment != '') ? ($amountPayment - array_sum($amounts)) : array_sum($amounts); // Remaining amountPayment
77$toJsonArray = array();
78$totalRemaining = price2num(array_sum($remains));
79$toJsonArray['label'] = $amountPayment == '' ? '' : $langs->transnoentities('RemainingAmountPayment');
80if ($currentInvId) {																	// Here to breakdown
81	// Get the current amount (from form) and the corresponding remainToPay (from invoice)
82	$currentAmount = $amounts['amount_'.$currentInvId];
83	$currentRemain = $remains['remain_'.$currentInvId];
84
85	// If amountPayment isn't filled, breakdown invoice amount, else breakdown from amountPayment
86	if ($amountPayment == '') {
87		// Check if current amount exists in amounts
88		$amountExists = array_key_exists('amount_'.$currentInvId, $amounts);
89		if ($amountExists) {
90			$remainAmount = $currentRemain - $currentAmount; // To keep value between curRemain and curAmount
91			$result += $remainAmount; // result must be deduced by
92			$currentAmount += $remainAmount; // curAmount put to curRemain
93		} else {
94			$currentAmount = $currentRemain;
95			$result += $currentRemain;
96		}
97	} else {
98		// Reset the substraction for this amount
99		$result += price2num($currentAmount);
100		$currentAmount = 0;
101
102		if ($result >= 0) {			// then we need to calculate the amount to breakdown
103			$amountToBreakdown = ($result - $currentRemain >= 0 ?
104										$currentRemain : // Remain can be fully paid
105										$currentRemain + ($result - $currentRemain)); // Remain can only partially be paid
106			$currentAmount = $amountToBreakdown; // In both cases, amount will take breakdown value
107			$result -= $amountToBreakdown; // And canceled substraction has been replaced by breakdown
108		}	// else there's no need to calc anything, just reset the field (result is still < 0)
109	}
110	$toJsonArray['amount_'.$currentInvId] = price2num($currentAmount).""; // Param will exist only if an img has been clicked
111}
112
113$toJsonArray['makeRed'] = ($totalRemaining < price2num($result) || price2num($result) < 0) ? true : false;
114$toJsonArray['result'] = price($result); // Return value to user format
115$toJsonArray['resultnum'] = price2num($result); // Return value to numeric format
116
117// Encode to JSON to return
118echo json_encode($toJsonArray); // Printing the call's result
119