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1 | <?php |
2 | |
3 | /** |
4 | * This program is free software; you can redistribute it and/or |
5 | * modify it under the terms of the GNU General Public License |
6 | * as published by the Free Software Foundation; under version 2 |
7 | * of the License (non-upgradable). |
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, write to the Free Software |
16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
17 | * |
18 | * Copyright (c) 2008-2010 (original work) Deutsche Institut für Internationale Pädagogische Forschung |
19 | * (under the project TAO-TRANSFER); |
20 | * 2009-2012 (update and modification) Public Research Centre Henri Tudor |
21 | * (under the project TAO-SUSTAIN & TAO-DEV); |
22 | * 2013 |
23 | */ |
24 | |
25 | use oat\tao\helpers\form\elements\xhtml\XhtmlRenderingTrait; |
26 | |
27 | /** |
28 | * An XHTML Form Element enabling the edition of JSON strings. |
29 | */ |
30 | class tao_helpers_form_elements_xhtml_JsonObject extends tao_helpers_form_elements_JsonObject |
31 | { |
32 | use XhtmlRenderingTrait; |
33 | |
34 | /** |
35 | * Render the JSON String as a collection of key/value pairs |
36 | * |
37 | * @return string |
38 | */ |
39 | public function render() |
40 | { |
41 | $returnValue = $this->renderLabel(); |
42 | |
43 | if (empty($this->value) === true) { |
44 | // @todo should be in a blue info box. |
45 | $returnValue .= "No values to display."; |
46 | } elseif (($jsonObject = @json_decode($this->value)) === null) { |
47 | // @todo should be in a red error box. |
48 | $returnValue .= "Invalid value."; |
49 | } else { |
50 | // Valid JSON to be displayed. |
51 | $returnValue .= "<ul class=\"json-object-list\">"; |
52 | |
53 | foreach ($jsonObject as $jsonKey => $jsonValue) { |
54 | $returnValue .= "<li>"; |
55 | |
56 | $returnValue .= "<div class=\"widget-jsonobject-key\">" . _dh($jsonKey) . ":</div>"; |
57 | $returnValue .= "<div><input class=\"widget-jsonobject-value\" type=\"text\" disabled=\"disabled\" " |
58 | . "value=\"${jsonValue}\" /></</div>"; |
59 | |
60 | $returnValue .= "</li>"; |
61 | } |
62 | |
63 | $returnValue .= "</ul>\n"; |
64 | } |
65 | |
66 | return $returnValue; |
67 | } |
68 | } |