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1 | <?php |
2 | /* | |
3 | +--------------------------------------------------------------------+ | |
bc77d7c0 | 4 | | Copyright CiviCRM LLC. All rights reserved. | |
6a488035 | 5 | | | |
bc77d7c0 TO |
6 | | This work is published under the GNU AGPLv3 license with some | |
7 | | permitted exceptions and without any warranty. For full license | | |
8 | | and copyright information, see https://civicrm.org/licensing | | |
6a488035 | 9 | +--------------------------------------------------------------------+ |
d25dd0ee | 10 | */ |
6a488035 TO |
11 | |
12 | /** | |
13 | * | |
14 | * @package CRM | |
ca5cec67 | 15 | * @copyright CiviCRM LLC https://civicrm.org/licensing |
6a488035 TO |
16 | */ |
17 | ||
18 | /** | |
19 | * Class handles functions for JSON format | |
20 | */ | |
21 | class CRM_Utils_JSON { | |
22 | ||
a63c07d9 | 23 | /** |
fe482240 | 24 | * Output json to the client. |
a63c07d9 CW |
25 | * @param mixed $input |
26 | */ | |
00be9182 | 27 | public static function output($input) { |
d42a224c | 28 | CRM_Utils_System::setHttpHeader('Content-Type', 'application/json'); |
fc7897b8 CW |
29 | echo json_encode($input); |
30 | CRM_Utils_System::civiExit(); | |
a63c07d9 CW |
31 | } |
32 | ||
d66880ec JG |
33 | /** |
34 | * Test whether the input string is valid JSON. | |
35 | * @param string $str | |
36 | * @return boolean | |
37 | */ | |
38 | public static function isValidJSON($str) { | |
39 | json_decode($str); | |
40 | return json_last_error() == JSON_ERROR_NONE; | |
41 | } | |
42 | ||
24df2136 | 43 | /** |
0dc4289e | 44 | * Do not use this function. See CRM-16353. |
42e397d3 | 45 | * @deprecated |
24df2136 | 46 | * |
77855840 TO |
47 | * @param array $params |
48 | * Associated array of row elements. | |
49 | * @param int $sEcho | |
50 | * Datatable needs this to make it more secure. | |
51 | * @param int $iTotal | |
52 | * Total records. | |
53 | * @param int $iFilteredTotal | |
54 | * Total records on a page. | |
55 | * @param array $selectorElements | |
56 | * Selector elements. | |
24df2136 | 57 | * @return string |
24df2136 | 58 | */ |
00be9182 | 59 | public static function encodeDataTableSelector($params, $sEcho, $iTotal, $iFilteredTotal, $selectorElements) { |
6a488035 TO |
60 | $sOutput = '{'; |
61 | $sOutput .= '"sEcho": ' . intval($sEcho) . ', '; | |
62 | $sOutput .= '"iTotalRecords": ' . $iTotal . ', '; | |
63 | $sOutput .= '"iTotalDisplayRecords": ' . $iFilteredTotal . ', '; | |
64 | $sOutput .= '"aaData": [ '; | |
697f11ef | 65 | foreach ((array) $params as $key => $value) { |
6a488035 TO |
66 | $addcomma = FALSE; |
67 | $sOutput .= "["; | |
68 | foreach ($selectorElements as $element) { | |
69 | if ($addcomma) { | |
70 | $sOutput .= ","; | |
71 | } | |
50bfb460 SB |
72 | // CRM-7130 --lets addslashes to only double quotes, |
73 | // since we are using it to quote the field value. | |
74 | // str_replace helps to provide a break for new-line | |
be2fb01f | 75 | $sOutput .= '"' . addcslashes(str_replace(["\r\n", "\n", "\r"], '<br />', $value[$element]), '"\\') . '"'; |
6a488035 | 76 | |
50bfb460 | 77 | // remove extra spaces and tab character that breaks dataTable CRM-12551 |
353ffa53 | 78 | $sOutput = preg_replace("/\s+/", " ", $sOutput); |
6a488035 TO |
79 | $addcomma = TRUE; |
80 | } | |
81 | $sOutput .= "],"; | |
82 | } | |
83 | $sOutput = substr_replace($sOutput, "", -1); | |
84 | $sOutput .= '] }'; | |
85 | ||
86 | return $sOutput; | |
87 | } | |
96025800 | 88 | |
6a488035 | 89 | } |