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| 1 | <?php |
| 2 | |
| 3 | namespace FileImporter\Remote\MediaWiki; |
| 4 | |
| 5 | use FileImporter\Data\SourceUrl; |
| 6 | use StatusValue; |
| 7 | use User; |
| 8 | |
| 9 | /** |
| 10 | * @license GPL-2.0-or-later |
| 11 | */ |
| 12 | class RemoteApiActionExecutor { |
| 13 | |
| 14 | public const CHANGE_TAG = 'fileimporter-remote'; |
| 15 | |
| 16 | /** |
| 17 | * @var RemoteApiRequestExecutor |
| 18 | */ |
| 19 | private $remoteApiRequestExecutor; |
| 20 | |
| 21 | /** |
| 22 | * @param RemoteApiRequestExecutor $remoteApiRequestExecutor |
| 23 | */ |
| 24 | public function __construct( RemoteApiRequestExecutor $remoteApiRequestExecutor ) { |
| 25 | $this->remoteApiRequestExecutor = $remoteApiRequestExecutor; |
| 26 | } |
| 27 | |
| 28 | /** |
| 29 | * @param SourceUrl $sourceUrl |
| 30 | * @param User $user |
| 31 | * @param string $title |
| 32 | * |
| 33 | * @return StatusValue ok if the user can edit the page |
| 34 | */ |
| 35 | public function executeTestEditActionQuery( SourceUrl $sourceUrl, User $user, string $title ): StatusValue { |
| 36 | // Expected return values: |
| 37 | // { "query": { "pages": [ { "actions": { "edit": true }, … |
| 38 | // { "query": { "pages": [ { "actions": { "edit": false }, … |
| 39 | $result = $this->remoteApiRequestExecutor->execute( |
| 40 | $sourceUrl, |
| 41 | $user, |
| 42 | [ |
| 43 | 'action' => 'query', |
| 44 | 'format' => 'json', |
| 45 | 'formatversion' => 2, |
| 46 | 'prop' => 'info', |
| 47 | 'titles' => $title, |
| 48 | 'intestactions' => 'edit', |
| 49 | ], |
| 50 | true |
| 51 | ); |
| 52 | |
| 53 | $status = $this->statusFromApiResponse( $result ); |
| 54 | $canEdit = $result['query']['pages'][0]['actions']['edit'] ?? false; |
| 55 | $status->setOK( $canEdit ); |
| 56 | |
| 57 | return $status; |
| 58 | } |
| 59 | |
| 60 | /** |
| 61 | * @param SourceUrl $sourceUrl |
| 62 | * @param User $user |
| 63 | * @param string $title |
| 64 | * @param array $params At least one of the parameters "text", "appendtext", "prependtext" and |
| 65 | * "undo" is required. |
| 66 | * @param string $editSummary |
| 67 | * |
| 68 | * @return StatusValue |
| 69 | */ |
| 70 | public function executeEditAction( |
| 71 | SourceUrl $sourceUrl, |
| 72 | User $user, |
| 73 | string $title, |
| 74 | array $params, |
| 75 | string $editSummary |
| 76 | ): StatusValue { |
| 77 | $token = $this->remoteApiRequestExecutor->getCsrfToken( $sourceUrl, $user ); |
| 78 | if ( $token === null ) { |
| 79 | return $this->statusFromApiResponse(); |
| 80 | } |
| 81 | |
| 82 | $result = $this->remoteApiRequestExecutor->execute( |
| 83 | $sourceUrl, |
| 84 | $user, |
| 85 | array_merge( |
| 86 | [ |
| 87 | 'action' => 'edit', |
| 88 | 'token' => $token, |
| 89 | 'format' => 'json', |
| 90 | 'title' => $title, |
| 91 | 'summary' => $editSummary, |
| 92 | 'tags' => self::CHANGE_TAG, |
| 93 | ], |
| 94 | $params |
| 95 | ), |
| 96 | true |
| 97 | ); |
| 98 | return $this->statusFromApiResponse( $result ); |
| 99 | } |
| 100 | |
| 101 | /** |
| 102 | * @param SourceUrl $sourceUrl |
| 103 | * @param User $user |
| 104 | * |
| 105 | * @return StatusValue ok if the user is allowed to delete pages |
| 106 | */ |
| 107 | public function executeUserRightsQuery( SourceUrl $sourceUrl, User $user ): StatusValue { |
| 108 | // Expected return values: |
| 109 | // { "query": { "userinfo": { "rights": [ "delete", … |
| 110 | // Same with formatversion=2 |
| 111 | $result = $this->remoteApiRequestExecutor->execute( |
| 112 | $sourceUrl, |
| 113 | $user, |
| 114 | [ |
| 115 | 'action' => 'query', |
| 116 | 'format' => 'json', |
| 117 | 'meta' => 'userinfo', |
| 118 | 'uiprop' => 'rights', |
| 119 | ] |
| 120 | ); |
| 121 | |
| 122 | $status = $this->statusFromApiResponse( $result ); |
| 123 | $rights = $result['query']['userinfo']['rights'] ?? []; |
| 124 | $canDelete = in_array( 'delete', $rights ); |
| 125 | $status->setOK( $canDelete ); |
| 126 | |
| 127 | return $status; |
| 128 | } |
| 129 | |
| 130 | /** |
| 131 | * @param SourceUrl $sourceUrl |
| 132 | * @param User $user |
| 133 | * @param string $title |
| 134 | * @param string $deletionReason |
| 135 | * |
| 136 | * @return StatusValue |
| 137 | */ |
| 138 | public function executeDeleteAction( |
| 139 | SourceUrl $sourceUrl, |
| 140 | User $user, |
| 141 | string $title, |
| 142 | string $deletionReason |
| 143 | ): StatusValue { |
| 144 | $token = $this->remoteApiRequestExecutor->getCsrfToken( $sourceUrl, $user ); |
| 145 | if ( $token === null ) { |
| 146 | return $this->statusFromApiResponse(); |
| 147 | } |
| 148 | |
| 149 | $result = $this->remoteApiRequestExecutor->execute( |
| 150 | $sourceUrl, |
| 151 | $user, |
| 152 | [ |
| 153 | 'action' => 'delete', |
| 154 | 'format' => 'json', |
| 155 | 'title' => $title, |
| 156 | 'reason' => $deletionReason, |
| 157 | 'tags' => self::CHANGE_TAG, |
| 158 | 'token' => $token, |
| 159 | ], |
| 160 | true |
| 161 | ); |
| 162 | return $this->statusFromApiResponse( $result ); |
| 163 | } |
| 164 | |
| 165 | /** |
| 166 | * @param array|null $apiResponse |
| 167 | * @return StatusValue |
| 168 | */ |
| 169 | private function statusFromApiResponse( array $apiResponse = null ): StatusValue { |
| 170 | $status = StatusValue::newGood(); |
| 171 | |
| 172 | if ( !$apiResponse ) { |
| 173 | $status->setOK( false ); |
| 174 | return $status; |
| 175 | } |
| 176 | |
| 177 | // It's an array of "errors" with errorformat=plaintext, but a single "error" without. |
| 178 | $errors = $apiResponse['errors'] ?? []; |
| 179 | if ( isset( $apiResponse['error'] ) ) { |
| 180 | $errors[] = $apiResponse['error']; |
| 181 | } |
| 182 | foreach ( $errors as $error ) { |
| 183 | // Errors contain "code" and "info" with formatversion=2, but "code" and "*" without. |
| 184 | $status->error( $error['code'] ); |
| 185 | } |
| 186 | |
| 187 | return $status; |
| 188 | } |
| 189 | |
| 190 | } |