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1 | <?php |
2 | /* | |
3 | +--------------------------------------------------------------------+ | |
bc77d7c0 | 4 | | Copyright CiviCRM LLC. All rights reserved. | |
272081ca | 5 | | | |
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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 | | |
272081ca | 9 | +--------------------------------------------------------------------+ |
d25dd0ee | 10 | */ |
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11 | |
12 | /** | |
13 | * | |
14 | * @package CRM | |
15 | * @copyright CiviCRM LLC | |
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16 | * |
17 | */ | |
18 | ||
19 | /** | |
20 | * Generate a secure signature | |
21 | * | |
22 | * {code} | |
23 | * {crmSigner var=mySig extra=123} | |
24 | * var urlParams = ts={$mySig.ts}&extra={$mySig.extra}&sig={$mySig.signature} | |
25 | * {endcode} | |
26 | * | |
16b10e64 CW |
27 | * @param array $params |
28 | * Array with keys: | |
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29 | * - var: string, a smarty variable to generate |
30 | * - ts: int, the current time (if omitted, autogenerated) | |
31 | * - any other vars are put into the signature (sorted) | |
cc44b0e9 | 32 | * @param $smarty |
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33 | */ |
34 | function smarty_function_crmSigner($params, &$smarty) { | |
35 | $var = $params['var']; | |
36 | unset($params['var']); | |
37 | $params['ts'] = CRM_Utils_Time::getTimeRaw(); | |
38 | ||
39 | $fields = array_keys($params); | |
40 | sort($fields); | |
41 | ||
42 | $signer = new CRM_Utils_Signer(CRM_Core_Key::privateKey(), $fields); | |
43 | $params['signature'] = $signer->sign($params); | |
44 | $smarty->assign($var, $params); | |
45 | } |