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3.03 |
1 | <?php |
2 | /** |
3 | * This program is free software; you can redistribute it and/or modify |
4 | * it under the terms of the GNU General Public License as published by |
5 | * the Free Software Foundation; either version 2 of the License, or |
6 | * (at your option) any later version. |
7 | * |
8 | * This program is distributed in the hope that it will be useful, |
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
11 | * GNU General Public License for more details. |
12 | * |
13 | * You should have received a copy of the GNU General Public License along |
14 | * with this program; if not, write to the Free Software Foundation, Inc., |
15 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
16 | * http://www.gnu.org/copyleft/gpl.html |
17 | * |
18 | * @file |
19 | */ |
20 | |
21 | use MediaWiki\Content\Renderer\ContentParseParams; |
22 | use MediaWiki\Content\Transform\PreSaveTransformParams; |
23 | use MediaWiki\Content\ValidationParams; |
24 | use MediaWiki\Parser\ParserOutput; |
25 | |
26 | /** |
27 | * Content handler for JSON text. |
28 | * |
29 | * Useful for maintaining JSON that can be viewed and edited directly by users. |
30 | * |
31 | * @author Ori Livneh <ori@wikimedia.org> |
32 | * @author Kunal Mehta <legoktm@gmail.com> |
33 | * |
34 | * @since 1.24 |
35 | * @stable to extend |
36 | * @ingroup Content |
37 | */ |
38 | class JsonContentHandler extends CodeContentHandler { |
39 | |
40 | /** |
41 | * @param string $modelId |
42 | * @stable to call |
43 | */ |
44 | public function __construct( $modelId = CONTENT_MODEL_JSON ) { |
45 | parent::__construct( $modelId, [ CONTENT_FORMAT_JSON ] ); |
46 | } |
47 | |
48 | /** |
49 | * @return class-string<JsonContent> |
50 | */ |
51 | protected function getContentClass() { |
52 | return JsonContent::class; |
53 | } |
54 | |
55 | public function makeEmptyContent() { |
56 | $class = $this->getContentClass(); |
57 | return new $class( '{}' ); |
58 | } |
59 | |
60 | /** |
61 | * Enables EditPage's preload feature on .json pages as well as for extensions like MassMessage |
62 | * that subclass {@see JsonContentHandler}. |
63 | * |
64 | * @return true |
65 | */ |
66 | public function supportsPreloadContent(): bool { |
67 | return true; |
68 | } |
69 | |
70 | /** |
71 | * @param Content $content |
72 | * @param ValidationParams $validationParams |
73 | * @return StatusValue |
74 | */ |
75 | public function validateSave( Content $content, ValidationParams $validationParams ) { |
76 | $status = parent::validateSave( $content, $validationParams ); |
77 | '@phan-var JsonContent $content'; |
78 | if ( !$status->isOK() ) { |
79 | if ( !$content->getData()->isGood() ) { |
80 | return StatusValue::newFatal( $content->getData()->getMessage( 'invalid-json-data' ) ); |
81 | } else { |
82 | return $status; |
83 | } |
84 | } |
85 | $this->getHookRunner()->onJsonValidateSave( $content, $validationParams->getPageIdentity(), $status ); |
86 | return $status; |
87 | } |
88 | |
89 | public function preSaveTransform( |
90 | Content $content, |
91 | PreSaveTransformParams $pstParams |
92 | ): Content { |
93 | '@phan-var JsonContent $content'; |
94 | |
95 | // FIXME: WikiPage::doUserEditContent invokes PST before validation. As such, native |
96 | // data may be invalid (though PST result is discarded later in that case). |
97 | if ( !$content->isValid() ) { |
98 | return $content; |
99 | } |
100 | |
101 | $contentClass = $this->getContentClass(); |
102 | return new $contentClass( JsonContent::normalizeLineEndings( $content->beautifyJSON() ) ); |
103 | } |
104 | |
105 | /** |
106 | * Set the HTML and add the appropriate styles. |
107 | * |
108 | * @since 1.38 |
109 | * @param Content $content |
110 | * @param ContentParseParams $cpoParams |
111 | * @param ParserOutput &$parserOutput The output object to fill (reference). |
112 | */ |
113 | protected function fillParserOutput( |
114 | Content $content, |
115 | ContentParseParams $cpoParams, |
116 | ParserOutput &$parserOutput |
117 | ) { |
118 | '@phan-var JsonContent $content'; |
119 | // FIXME: WikiPage::doUserEditContent generates parser output before validation. |
120 | // As such, native data may be invalid (though output is discarded later in that case). |
121 | if ( $cpoParams->getGenerateHtml() ) { |
122 | if ( $content->isValid() ) { |
123 | $parserOutput->setRawText( $content->rootValueTable( $content->getData()->getValue() ) ); |
124 | } else { |
125 | $error = wfMessage( 'invalid-json-data' )->parse(); |
126 | $parserOutput->setRawText( $error ); |
127 | } |
128 | |
129 | $parserOutput->addModuleStyles( [ 'mediawiki.content.json' ] ); |
130 | } else { |
131 | $parserOutput->setRawText( null ); |
132 | } |
133 | } |
134 | } |