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1 | <?php |
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2 | /** |
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3 | * Implements Special:Revisiondelete |
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4 | * |
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5 | * This program is free software; you can redistribute it and/or modify |
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6 | * it under the terms of the GNU General Public License as published by |
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7 | * the Free Software Foundation; either version 2 of the License, or |
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8 | * (at your option) any later version. |
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9 | * |
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10 | * This program is distributed in the hope that it will be useful, |
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11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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13 | * GNU General Public License for more details. |
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14 | * |
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15 | * You should have received a copy of the GNU General Public License along |
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16 | * with this program; if not, write to the Free Software Foundation, Inc., |
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17 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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18 | * http://www.gnu.org/copyleft/gpl.html |
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19 | * |
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20 | * @file |
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21 | * @ingroup SpecialPage |
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22 | */ |
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23 | |||
24 | /** |
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25 | * Special page allowing users with the appropriate permissions to view |
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26 | * and hide revisions. Log items can also be hidden. |
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27 | * |
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28 | * @ingroup SpecialPage |
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29 | */ |
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30 | class SpecialRevisionDelete extends UnlistedSpecialPage { |
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31 | /** @var bool Was the DB modified in this request */ |
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32 | protected $wasSaved = false; |
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33 | |||
34 | /** @var bool True if the submit button was clicked, and the form was posted */ |
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35 | private $submitClicked; |
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36 | |||
37 | /** @var array Target ID list */ |
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38 | private $ids; |
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39 | |||
40 | /** @var string Archive name, for reviewing deleted files */ |
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41 | private $archiveName; |
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42 | |||
43 | /** @var string Edit token for securing image views against XSS */ |
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44 | private $token; |
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45 | |||
46 | /** @var Title Title object for target parameter */ |
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47 | private $targetObj; |
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48 | |||
49 | /** @var string Deletion type, may be revision, archive, oldimage, filearchive, logging. */ |
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50 | private $typeName; |
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51 | |||
52 | /** @var array Array of checkbox specs (message, name, deletion bits) */ |
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53 | private $checks; |
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54 | |||
55 | /** @var array UI Labels about the current type */ |
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56 | private $typeLabels; |
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57 | |||
58 | /** @var RevDelList RevDelList object, storing the list of items to be deleted/undeleted */ |
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59 | private $revDelList; |
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60 | |||
61 | /** @var bool Whether user is allowed to perform the action */ |
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62 | private $mIsAllowed; |
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63 | |||
64 | /** @var string */ |
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65 | private $otherReason; |
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66 | |||
67 | /** |
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68 | * UI labels for each type. |
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69 | */ |
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70 | private static $UILabels = [ |
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71 | 'revision' => [ |
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72 | 'check-label' => 'revdelete-hide-text', |
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73 | 'success' => 'revdelete-success', |
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74 | 'failure' => 'revdelete-failure', |
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75 | 'text' => 'revdelete-text-text', |
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76 | 'selected'=> 'revdelete-selected-text', |
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77 | ], |
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78 | 'archive' => [ |
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79 | 'check-label' => 'revdelete-hide-text', |
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80 | 'success' => 'revdelete-success', |
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81 | 'failure' => 'revdelete-failure', |
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82 | 'text' => 'revdelete-text-text', |
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83 | 'selected'=> 'revdelete-selected-text', |
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84 | ], |
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85 | 'oldimage' => [ |
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86 | 'check-label' => 'revdelete-hide-image', |
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87 | 'success' => 'revdelete-success', |
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88 | 'failure' => 'revdelete-failure', |
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89 | 'text' => 'revdelete-text-file', |
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90 | 'selected'=> 'revdelete-selected-file', |
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91 | ], |
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92 | 'filearchive' => [ |
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93 | 'check-label' => 'revdelete-hide-image', |
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94 | 'success' => 'revdelete-success', |
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95 | 'failure' => 'revdelete-failure', |
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96 | 'text' => 'revdelete-text-file', |
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97 | 'selected'=> 'revdelete-selected-file', |
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98 | ], |
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99 | 'logging' => [ |
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100 | 'check-label' => 'revdelete-hide-name', |
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101 | 'success' => 'logdelete-success', |
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102 | 'failure' => 'logdelete-failure', |
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103 | 'text' => 'logdelete-text', |
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104 | 'selected' => 'logdelete-selected', |
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105 | ], |
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106 | ]; |
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107 | |||
108 | public function __construct() { |
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109 | parent::__construct( 'Revisiondelete', 'deleterevision' ); |
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110 | } |
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111 | |||
112 | public function doesWrites() { |
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113 | return true; |
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114 | } |
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115 | |||
116 | public function execute( $par ) { |
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117 | $this->useTransactionalTimeLimit(); |
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118 | |||
119 | $this->checkPermissions(); |
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120 | $this->checkReadOnly(); |
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121 | |||
122 | $output = $this->getOutput(); |
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123 | $user = $this->getUser(); |
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124 | |||
125 | // Check blocks |
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126 | if ( $user->isBlocked() ) { |
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127 | throw new UserBlockedError( $user->getBlock() ); |
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128 | } |
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129 | |||
130 | $this->setHeaders(); |
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131 | $this->outputHeader(); |
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132 | $request = $this->getRequest(); |
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133 | $this->submitClicked = $request->wasPosted() && $request->getBool( 'wpSubmit' ); |
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134 | # Handle our many different possible input types. |
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135 | $ids = $request->getVal( 'ids' ); |
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136 | View Code Duplication | if ( !is_null( $ids ) ) { |
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137 | # Allow CSV, for backwards compatibility, or a single ID for show/hide links |
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138 | $this->ids = explode( ',', $ids ); |
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139 | } else { |
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140 | # Array input |
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141 | $this->ids = array_keys( $request->getArray( 'ids', [] ) ); |
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142 | } |
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143 | // $this->ids = array_map( 'intval', $this->ids ); |
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144 | $this->ids = array_unique( array_filter( $this->ids ) ); |
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145 | |||
146 | $this->typeName = $request->getVal( 'type' ); |
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147 | $this->targetObj = Title::newFromText( $request->getText( 'target' ) ); |
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148 | |||
149 | # For reviewing deleted files... |
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150 | $this->archiveName = $request->getVal( 'file' ); |
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151 | $this->token = $request->getVal( 'token' ); |
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152 | if ( $this->archiveName && $this->targetObj ) { |
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153 | $this->tryShowFile( $this->archiveName ); |
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154 | |||
155 | return; |
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156 | } |
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157 | |||
158 | $this->typeName = RevisionDeleter::getCanonicalTypeName( $this->typeName ); |
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159 | |||
160 | # No targets? |
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161 | if ( !$this->typeName || count( $this->ids ) == 0 ) { |
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162 | throw new ErrorPageError( 'revdelete-nooldid-title', 'revdelete-nooldid-text' ); |
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163 | } |
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164 | |||
165 | # Allow the list type to adjust the passed target |
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166 | $this->targetObj = RevisionDeleter::suggestTarget( |
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167 | $this->typeName, |
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168 | $this->targetObj, |
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169 | $this->ids |
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170 | ); |
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171 | |||
172 | # We need a target page! |
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173 | if ( $this->targetObj === null ) { |
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174 | $output->addWikiMsg( 'undelete-header' ); |
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175 | |||
176 | return; |
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177 | } |
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178 | |||
179 | $this->typeLabels = self::$UILabels[$this->typeName]; |
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180 | $list = $this->getList(); |
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181 | $list->reset(); |
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182 | $this->mIsAllowed = $user->isAllowed( RevisionDeleter::getRestriction( $this->typeName ) ); |
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183 | $canViewSuppressedOnly = $this->getUser()->isAllowed( 'viewsuppressed' ) && |
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184 | !$this->getUser()->isAllowed( 'suppressrevision' ); |
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185 | $pageIsSuppressed = $list->areAnySuppressed(); |
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186 | $this->mIsAllowed = $this->mIsAllowed && !( $canViewSuppressedOnly && $pageIsSuppressed ); |
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187 | |||
188 | $this->otherReason = $request->getVal( 'wpReason' ); |
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189 | # Give a link to the logs/hist for this page |
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190 | $this->showConvenienceLinks(); |
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191 | |||
192 | # Initialise checkboxes |
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193 | $this->checks = [ |
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194 | # Messages: revdelete-hide-text, revdelete-hide-image, revdelete-hide-name |
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195 | [ $this->typeLabels['check-label'], 'wpHidePrimary', |
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196 | RevisionDeleter::getRevdelConstant( $this->typeName ) |
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197 | ], |
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198 | [ 'revdelete-hide-comment', 'wpHideComment', Revision::DELETED_COMMENT ], |
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199 | [ 'revdelete-hide-user', 'wpHideUser', Revision::DELETED_USER ] |
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200 | ]; |
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201 | if ( $user->isAllowed( 'suppressrevision' ) ) { |
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202 | $this->checks[] = [ 'revdelete-hide-restricted', |
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203 | 'wpHideRestricted', Revision::DELETED_RESTRICTED ]; |
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204 | } |
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205 | |||
206 | # Either submit or create our form |
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207 | if ( $this->mIsAllowed && $this->submitClicked ) { |
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208 | $this->submit( $request ); |
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209 | } else { |
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210 | $this->showForm(); |
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211 | } |
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212 | |||
213 | View Code Duplication | if ( $user->isAllowed( 'deletedhistory' ) ) { |
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214 | $qc = $this->getLogQueryCond(); |
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215 | # Show relevant lines from the deletion log |
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216 | $deleteLogPage = new LogPage( 'delete' ); |
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217 | $output->addHTML( "<h2>" . $deleteLogPage->getName()->escaped() . "</h2>\n" ); |
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218 | LogEventsList::showLogExtract( |
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219 | $output, |
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220 | 'delete', |
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221 | $this->targetObj, |
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222 | '', /* user */ |
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223 | [ 'lim' => 25, 'conds' => $qc, 'useMaster' => $this->wasSaved ] |
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224 | ); |
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225 | } |
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226 | # Show relevant lines from the suppression log |
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227 | View Code Duplication | if ( $user->isAllowed( 'suppressionlog' ) ) { |
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228 | $suppressLogPage = new LogPage( 'suppress' ); |
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229 | $output->addHTML( "<h2>" . $suppressLogPage->getName()->escaped() . "</h2>\n" ); |
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230 | LogEventsList::showLogExtract( |
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231 | $output, |
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232 | 'suppress', |
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233 | $this->targetObj, |
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234 | '', |
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235 | [ 'lim' => 25, 'conds' => $qc, 'useMaster' => $this->wasSaved ] |
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236 | ); |
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237 | } |
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238 | } |
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239 | |||
240 | /** |
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241 | * Show some useful links in the subtitle |
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242 | */ |
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243 | protected function showConvenienceLinks() { |
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244 | # Give a link to the logs/hist for this page |
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245 | if ( $this->targetObj ) { |
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246 | // Also set header tabs to be for the target. |
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247 | $this->getSkin()->setRelevantTitle( $this->targetObj ); |
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248 | |||
249 | $links = []; |
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250 | $links[] = Linker::linkKnown( |
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251 | SpecialPage::getTitleFor( 'Log' ), |
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252 | $this->msg( 'viewpagelogs' )->escaped(), |
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253 | [], |
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254 | [ 'page' => $this->targetObj->getPrefixedText() ] |
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255 | ); |
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256 | if ( !$this->targetObj->isSpecialPage() ) { |
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257 | # Give a link to the page history |
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258 | $links[] = Linker::linkKnown( |
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259 | $this->targetObj, |
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260 | $this->msg( 'pagehist' )->escaped(), |
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261 | [], |
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262 | [ 'action' => 'history' ] |
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263 | ); |
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264 | # Link to deleted edits |
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265 | if ( $this->getUser()->isAllowed( 'undelete' ) ) { |
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266 | $undelete = SpecialPage::getTitleFor( 'Undelete' ); |
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267 | $links[] = Linker::linkKnown( |
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268 | $undelete, |
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269 | $this->msg( 'deletedhist' )->escaped(), |
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270 | [], |
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271 | [ 'target' => $this->targetObj->getPrefixedDBkey() ] |
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272 | ); |
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273 | } |
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274 | } |
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275 | # Logs themselves don't have histories or archived revisions |
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276 | $this->getOutput()->addSubtitle( $this->getLanguage()->pipeList( $links ) ); |
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277 | } |
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278 | } |
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279 | |||
280 | /** |
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281 | * Get the condition used for fetching log snippets |
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282 | * @return array |
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283 | */ |
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284 | protected function getLogQueryCond() { |
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285 | $conds = []; |
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286 | // Revision delete logs for these item |
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287 | $conds['log_type'] = [ 'delete', 'suppress' ]; |
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288 | $conds['log_action'] = $this->getList()->getLogAction(); |
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289 | $conds['ls_field'] = RevisionDeleter::getRelationType( $this->typeName ); |
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290 | $conds['ls_value'] = $this->ids; |
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291 | |||
292 | return $conds; |
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293 | } |
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294 | |||
295 | /** |
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296 | * Show a deleted file version requested by the visitor. |
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297 | * @todo Mostly copied from Special:Undelete. Refactor. |
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298 | * @param string $archiveName |
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299 | * @throws MWException |
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300 | * @throws PermissionsError |
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301 | */ |
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302 | protected function tryShowFile( $archiveName ) { |
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303 | $repo = RepoGroup::singleton()->getLocalRepo(); |
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304 | $oimage = $repo->newFromArchiveName( $this->targetObj, $archiveName ); |
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305 | $oimage->load(); |
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306 | // Check if user is allowed to see this file |
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307 | if ( !$oimage->exists() ) { |
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308 | $this->getOutput()->addWikiMsg( 'revdelete-no-file' ); |
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309 | |||
310 | return; |
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311 | } |
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312 | $user = $this->getUser(); |
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313 | View Code Duplication | if ( !$oimage->userCan( File::DELETED_FILE, $user ) ) { |
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314 | if ( $oimage->isDeleted( File::DELETED_RESTRICTED ) ) { |
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315 | throw new PermissionsError( 'suppressrevision' ); |
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316 | } else { |
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317 | throw new PermissionsError( 'deletedtext' ); |
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318 | } |
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319 | } |
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320 | if ( !$user->matchEditToken( $this->token, $archiveName ) ) { |
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321 | $lang = $this->getLanguage(); |
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322 | $this->getOutput()->addWikiMsg( 'revdelete-show-file-confirm', |
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323 | $this->targetObj->getText(), |
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324 | $lang->userDate( $oimage->getTimestamp(), $user ), |
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325 | $lang->userTime( $oimage->getTimestamp(), $user ) ); |
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326 | $this->getOutput()->addHTML( |
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327 | Xml::openElement( 'form', [ |
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328 | 'method' => 'POST', |
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329 | 'action' => $this->getPageTitle()->getLocalURL( [ |
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330 | 'target' => $this->targetObj->getPrefixedDBkey(), |
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331 | 'file' => $archiveName, |
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332 | 'token' => $user->getEditToken( $archiveName ), |
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333 | ] ) |
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334 | ] |
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335 | ) . |
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336 | Xml::submitButton( $this->msg( 'revdelete-show-file-submit' )->text() ) . |
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337 | '</form>' |
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338 | ); |
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339 | |||
340 | return; |
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341 | } |
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342 | $this->getOutput()->disable(); |
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343 | # We mustn't allow the output to be CDN cached, otherwise |
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344 | # if an admin previews a deleted image, and it's cached, then |
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345 | # a user without appropriate permissions can toddle off and |
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346 | # nab the image, and CDN will serve it |
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347 | $this->getRequest()->response()->header( 'Expires: ' . gmdate( 'D, d M Y H:i:s', 0 ) . ' GMT' ); |
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348 | $this->getRequest()->response()->header( |
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349 | 'Cache-Control: no-cache, no-store, max-age=0, must-revalidate' |
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350 | ); |
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351 | $this->getRequest()->response()->header( 'Pragma: no-cache' ); |
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352 | |||
353 | $key = $oimage->getStorageKey(); |
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354 | $path = $repo->getZonePath( 'deleted' ) . '/' . $repo->getDeletedHashPath( $key ) . $key; |
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355 | $repo->streamFile( $path ); |
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356 | } |
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357 | |||
358 | /** |
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359 | * Get the list object for this request |
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360 | * @return RevDelList |
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361 | */ |
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362 | protected function getList() { |
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363 | if ( is_null( $this->revDelList ) ) { |
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364 | $this->revDelList = RevisionDeleter::createList( |
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365 | $this->typeName, $this->getContext(), $this->targetObj, $this->ids |
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366 | ); |
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367 | } |
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368 | |||
369 | return $this->revDelList; |
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370 | } |
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371 | |||
372 | /** |
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373 | * Show a list of items that we will operate on, and show a form with checkboxes |
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374 | * which will allow the user to choose new visibility settings. |
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375 | */ |
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376 | protected function showForm() { |
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377 | $userAllowed = true; |
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378 | |||
379 | // Messages: revdelete-selected-text, revdelete-selected-file, logdelete-selected |
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380 | $out = $this->getOutput(); |
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381 | $out->wrapWikiMsg( "<strong>$1</strong>", [ $this->typeLabels['selected'], |
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382 | $this->getLanguage()->formatNum( count( $this->ids ) ), $this->targetObj->getPrefixedText() ] ); |
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383 | |||
384 | $this->addHelpLink( 'Help:RevisionDelete' ); |
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385 | $out->addHTML( "<ul>" ); |
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386 | |||
387 | $numRevisions = 0; |
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388 | // Live revisions... |
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389 | $list = $this->getList(); |
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390 | // @codingStandardsIgnoreStart Generic.CodeAnalysis.ForLoopWithTestFunctionCall.NotAllowed |
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391 | for ( $list->reset(); $list->current(); $list->next() ) { |
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392 | // @codingStandardsIgnoreEnd |
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393 | $item = $list->current(); |
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394 | |||
395 | if ( !$item->canView() ) { |
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396 | if ( !$this->submitClicked ) { |
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397 | throw new PermissionsError( 'suppressrevision' ); |
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398 | } |
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399 | $userAllowed = false; |
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400 | } |
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401 | |||
402 | $numRevisions++; |
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403 | $out->addHTML( $item->getHTML() ); |
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404 | } |
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405 | |||
406 | if ( !$numRevisions ) { |
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407 | throw new ErrorPageError( 'revdelete-nooldid-title', 'revdelete-nooldid-text' ); |
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408 | } |
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409 | |||
410 | $out->addHTML( "</ul>" ); |
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411 | // Explanation text |
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412 | $this->addUsageText(); |
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413 | |||
414 | // Normal sysops can always see what they did, but can't always change it |
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415 | if ( !$userAllowed ) { |
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416 | return; |
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417 | } |
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418 | |||
419 | // Show form if the user can submit |
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420 | if ( $this->mIsAllowed ) { |
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421 | $out->addModuleStyles( 'mediawiki.special' ); |
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422 | |||
423 | $form = Xml::openElement( 'form', [ 'method' => 'post', |
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424 | 'action' => $this->getPageTitle()->getLocalURL( [ 'action' => 'submit' ] ), |
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425 | 'id' => 'mw-revdel-form-revisions' ] ) . |
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426 | Xml::fieldset( $this->msg( 'revdelete-legend' )->text() ) . |
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427 | $this->buildCheckBoxes() . |
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428 | Xml::openElement( 'table' ) . |
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429 | "<tr>\n" . |
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430 | '<td class="mw-label">' . |
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431 | Xml::label( $this->msg( 'revdelete-log' )->text(), 'wpRevDeleteReasonList' ) . |
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432 | '</td>' . |
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433 | '<td class="mw-input">' . |
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434 | Xml::listDropDown( 'wpRevDeleteReasonList', |
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435 | $this->msg( 'revdelete-reason-dropdown' )->inContentLanguage()->text(), |
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436 | $this->msg( 'revdelete-reasonotherlist' )->inContentLanguage()->text(), |
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437 | $this->getRequest()->getText( 'wpRevDeleteReasonList', 'other' ), 'wpReasonDropDown' |
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438 | ) . |
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439 | '</td>' . |
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440 | "</tr><tr>\n" . |
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441 | '<td class="mw-label">' . |
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442 | Xml::label( $this->msg( 'revdelete-otherreason' )->text(), 'wpReason' ) . |
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443 | '</td>' . |
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444 | '<td class="mw-input">' . |
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445 | Xml::input( |
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446 | 'wpReason', |
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447 | 60, |
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448 | $this->otherReason, |
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449 | [ 'id' => 'wpReason', 'maxlength' => 100 ] |
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450 | ) . |
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451 | '</td>' . |
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452 | "</tr><tr>\n" . |
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453 | '<td></td>' . |
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454 | '<td class="mw-submit">' . |
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455 | Xml::submitButton( $this->msg( 'revdelete-submit', $numRevisions )->text(), |
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456 | [ 'name' => 'wpSubmit' ] ) . |
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457 | '</td>' . |
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458 | "</tr>\n" . |
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459 | Xml::closeElement( 'table' ) . |
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460 | Html::hidden( 'wpEditToken', $this->getUser()->getEditToken() ) . |
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461 | Html::hidden( 'target', $this->targetObj->getPrefixedText() ) . |
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462 | Html::hidden( 'type', $this->typeName ) . |
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463 | Html::hidden( 'ids', implode( ',', $this->ids ) ) . |
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464 | Xml::closeElement( 'fieldset' ) . "\n" . |
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465 | Xml::closeElement( 'form' ) . "\n"; |
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466 | // Show link to edit the dropdown reasons |
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467 | if ( $this->getUser()->isAllowed( 'editinterface' ) ) { |
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468 | $link = Linker::linkKnown( |
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469 | $this->msg( 'revdelete-reason-dropdown' )->inContentLanguage()->getTitle(), |
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470 | $this->msg( 'revdelete-edit-reasonlist' )->escaped(), |
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471 | [], |
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472 | [ 'action' => 'edit' ] |
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473 | ); |
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474 | $form .= Xml::tags( 'p', [ 'class' => 'mw-revdel-editreasons' ], $link ) . "\n"; |
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475 | } |
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476 | } else { |
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477 | $form = ''; |
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478 | } |
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479 | $out->addHTML( $form ); |
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480 | } |
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481 | |||
482 | /** |
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483 | * Show some introductory text |
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484 | * @todo FIXME: Wikimedia-specific policy text |
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485 | */ |
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486 | protected function addUsageText() { |
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487 | // Messages: revdelete-text-text, revdelete-text-file, logdelete-text |
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488 | $this->getOutput()->wrapWikiMsg( |
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489 | "<strong>$1</strong>\n$2", $this->typeLabels['text'], |
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490 | 'revdelete-text-others' |
||
491 | ); |
||
492 | |||
493 | if ( $this->getUser()->isAllowed( 'suppressrevision' ) ) { |
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494 | $this->getOutput()->addWikiMsg( 'revdelete-suppress-text' ); |
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495 | } |
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496 | |||
497 | if ( $this->mIsAllowed ) { |
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498 | $this->getOutput()->addWikiMsg( 'revdelete-confirm' ); |
||
499 | } |
||
500 | } |
||
501 | |||
502 | /** |
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503 | * @return string HTML |
||
504 | */ |
||
505 | protected function buildCheckBoxes() { |
||
506 | $html = '<table>'; |
||
507 | // If there is just one item, use checkboxes |
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508 | $list = $this->getList(); |
||
509 | if ( $list->length() == 1 ) { |
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510 | $list->reset(); |
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511 | $bitfield = $list->current()->getBits(); // existing field |
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512 | |||
513 | if ( $this->submitClicked ) { |
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514 | $bitfield = RevisionDeleter::extractBitfield( $this->extractBitParams(), $bitfield ); |
||
515 | } |
||
516 | |||
517 | foreach ( $this->checks as $item ) { |
||
518 | // Messages: revdelete-hide-text, revdelete-hide-image, revdelete-hide-name, |
||
519 | // revdelete-hide-comment, revdelete-hide-user, revdelete-hide-restricted |
||
520 | list( $message, $name, $field ) = $item; |
||
521 | $innerHTML = Xml::checkLabel( |
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522 | $this->msg( $message )->text(), |
||
523 | $name, |
||
524 | $name, |
||
525 | $bitfield & $field |
||
526 | ); |
||
527 | |||
528 | if ( $field == Revision::DELETED_RESTRICTED ) { |
||
529 | $innerHTML = "<b>$innerHTML</b>"; |
||
530 | } |
||
531 | |||
532 | $line = Xml::tags( 'td', [ 'class' => 'mw-input' ], $innerHTML ); |
||
533 | $html .= "<tr>$line</tr>\n"; |
||
534 | } |
||
535 | } else { |
||
536 | // Otherwise, use tri-state radios |
||
537 | $html .= '<tr>'; |
||
538 | $html .= '<th class="mw-revdel-checkbox">' |
||
539 | . $this->msg( 'revdelete-radio-same' )->escaped() . '</th>'; |
||
540 | $html .= '<th class="mw-revdel-checkbox">' |
||
541 | . $this->msg( 'revdelete-radio-unset' )->escaped() . '</th>'; |
||
542 | $html .= '<th class="mw-revdel-checkbox">' |
||
543 | . $this->msg( 'revdelete-radio-set' )->escaped() . '</th>'; |
||
544 | $html .= "<th></th></tr>\n"; |
||
545 | foreach ( $this->checks as $item ) { |
||
546 | // Messages: revdelete-hide-text, revdelete-hide-image, revdelete-hide-name, |
||
547 | // revdelete-hide-comment, revdelete-hide-user, revdelete-hide-restricted |
||
548 | list( $message, $name, $field ) = $item; |
||
549 | // If there are several items, use third state by default... |
||
550 | if ( $this->submitClicked ) { |
||
551 | $selected = $this->getRequest()->getInt( $name, 0 /* unchecked */ ); |
||
552 | } else { |
||
553 | $selected = -1; // use existing field |
||
554 | } |
||
555 | $line = '<td class="mw-revdel-checkbox">' . Xml::radio( $name, -1, $selected == -1 ) . '</td>'; |
||
556 | $line .= '<td class="mw-revdel-checkbox">' . Xml::radio( $name, 0, $selected == 0 ) . '</td>'; |
||
557 | $line .= '<td class="mw-revdel-checkbox">' . Xml::radio( $name, 1, $selected == 1 ) . '</td>'; |
||
558 | $label = $this->msg( $message )->escaped(); |
||
559 | if ( $field == Revision::DELETED_RESTRICTED ) { |
||
560 | $label = "<b>$label</b>"; |
||
561 | } |
||
562 | $line .= "<td>$label</td>"; |
||
563 | $html .= "<tr>$line</tr>\n"; |
||
564 | } |
||
565 | } |
||
566 | |||
567 | $html .= '</table>'; |
||
568 | |||
569 | return $html; |
||
570 | } |
||
571 | |||
572 | /** |
||
573 | * UI entry point for form submission. |
||
574 | * @throws PermissionsError |
||
575 | * @return bool |
||
576 | */ |
||
577 | protected function submit() { |
||
578 | # Check edit token on submission |
||
579 | $token = $this->getRequest()->getVal( 'wpEditToken' ); |
||
580 | View Code Duplication | if ( $this->submitClicked && !$this->getUser()->matchEditToken( $token ) ) { |
|
581 | $this->getOutput()->addWikiMsg( 'sessionfailure' ); |
||
582 | |||
583 | return false; |
||
584 | } |
||
585 | $bitParams = $this->extractBitParams(); |
||
586 | // from dropdown |
||
587 | $listReason = $this->getRequest()->getText( 'wpRevDeleteReasonList', 'other' ); |
||
588 | $comment = $listReason; |
||
589 | if ( $comment === 'other' ) { |
||
590 | $comment = $this->otherReason; |
||
591 | } elseif ( $this->otherReason !== '' ) { |
||
592 | // Entry from drop down menu + additional comment |
||
593 | $comment .= $this->msg( 'colon-separator' )->inContentLanguage()->text() |
||
594 | . $this->otherReason; |
||
595 | } |
||
596 | # Can the user set this field? |
||
597 | if ( $bitParams[Revision::DELETED_RESTRICTED] == 1 |
||
598 | && !$this->getUser()->isAllowed( 'suppressrevision' ) |
||
599 | ) { |
||
600 | throw new PermissionsError( 'suppressrevision' ); |
||
601 | } |
||
602 | # If the save went through, go to success message... |
||
603 | $status = $this->save( $bitParams, $comment ); |
||
604 | if ( $status->isGood() ) { |
||
605 | $this->success(); |
||
606 | |||
607 | return true; |
||
608 | } else { |
||
609 | # ...otherwise, bounce back to form... |
||
610 | $this->failure( $status ); |
||
611 | } |
||
612 | |||
613 | return false; |
||
614 | } |
||
615 | |||
616 | /** |
||
617 | * Report that the submit operation succeeded |
||
618 | */ |
||
619 | View Code Duplication | protected function success() { |
|
620 | // Messages: revdelete-success, logdelete-success |
||
621 | $this->getOutput()->setPageTitle( $this->msg( 'actioncomplete' ) ); |
||
622 | $this->getOutput()->wrapWikiMsg( |
||
623 | "<div class=\"successbox\">\n$1\n</div>", |
||
624 | $this->typeLabels['success'] |
||
625 | ); |
||
626 | $this->wasSaved = true; |
||
627 | $this->revDelList->reloadFromMaster(); |
||
628 | $this->showForm(); |
||
629 | } |
||
630 | |||
631 | /** |
||
632 | * Report that the submit operation failed |
||
633 | * @param Status $status |
||
634 | */ |
||
635 | View Code Duplication | protected function failure( $status ) { |
|
636 | // Messages: revdelete-failure, logdelete-failure |
||
637 | $this->getOutput()->setPageTitle( $this->msg( 'actionfailed' ) ); |
||
638 | $this->getOutput()->addWikiText( '<div class="errorbox">' . |
||
639 | $status->getWikiText( $this->typeLabels['failure'] ) . |
||
640 | '</div>' |
||
641 | ); |
||
642 | $this->showForm(); |
||
643 | } |
||
644 | |||
645 | /** |
||
646 | * Put together an array that contains -1, 0, or the *_deleted const for each bit |
||
647 | * |
||
648 | * @return array |
||
649 | */ |
||
650 | protected function extractBitParams() { |
||
651 | $bitfield = []; |
||
652 | foreach ( $this->checks as $item ) { |
||
653 | list( /* message */, $name, $field ) = $item; |
||
654 | $val = $this->getRequest()->getInt( $name, 0 /* unchecked */ ); |
||
655 | if ( $val < -1 || $val > 1 ) { |
||
656 | $val = -1; // -1 for existing value |
||
657 | } |
||
658 | $bitfield[$field] = $val; |
||
659 | } |
||
660 | if ( !isset( $bitfield[Revision::DELETED_RESTRICTED] ) ) { |
||
661 | $bitfield[Revision::DELETED_RESTRICTED] = 0; |
||
662 | } |
||
663 | |||
664 | return $bitfield; |
||
665 | } |
||
666 | |||
667 | /** |
||
668 | * Do the write operations. Simple wrapper for RevDel*List::setVisibility(). |
||
669 | * @param array $bitPars ExtractBitParams() bitfield array |
||
670 | * @param string $reason |
||
671 | * @return Status |
||
672 | */ |
||
673 | protected function save( array $bitPars, $reason ) { |
||
674 | return $this->getList()->setVisibility( |
||
675 | [ 'value' => $bitPars, 'comment' => $reason ] |
||
676 | ); |
||
677 | } |
||
678 | |||
679 | protected function getGroupName() { |
||
680 | return 'pagetools'; |
||
681 | } |
||
682 | } |
||
683 |
Unless you are absolutely sure that the expression can never be null because of other conditions, we strongly recommend to add an additional type check to your code: