wp-optimize
/
vendor
/
rosell-dk
/
htaccess-capability-tester
/
src
/
Testers
/
ModuleLoadedTester.php
ModuleLoadedTester.php in WP-Optimize – Cache, Compress images, Minify & Clean database to boost page speed & performance 3.2.5, at vendor/rosell-dk/htaccess-capability-tester/src/Testers/ModuleLoadedTester.php
| 1 | <?php |
| 2 | |
| 3 | namespace HtaccessCapabilityTester\Testers; |
| 4 | |
| 5 | use \HtaccessCapabilityTester\TestResult; |
| 6 | |
| 7 | /** |
| 8 | * Class for testing if a module is loaded. |
| 9 | * |
| 10 | * @package HtaccessCapabilityTester |
| 11 | * @author Bjørn Rosell <[email protected]> |
| 12 | * @since Class available since 0.7 |
| 13 | */ |
| 14 | class ModuleLoadedTester extends AbstractTester |
| 15 | { |
| 16 | |
| 17 | /* @var string A valid Apache module name (ie "rewrite") */ |
| 18 | protected $moduleName; |
| 19 | |
| 20 | /** |
| 21 | * Constructor. |
| 22 | * |
| 23 | * @return void |
| 24 | */ |
| 25 | public function __construct($moduleName) |
| 26 | { |
| 27 | $this->moduleName = $moduleName; |
| 28 | } |
| 29 | |
| 30 | /** |
| 31 | * Child classes must implement this method, which tells which subdir the |
| 32 | * test files are to be put. |
| 33 | * |
| 34 | * @return string A subdir for the test files |
| 35 | */ |
| 36 | public function getSubDir() |
| 37 | { |
| 38 | return 'module-loaded/' . $this->moduleName; |
| 39 | } |
| 40 | |
| 41 | /** |
| 42 | * Register the test files using the "registerTestFile" method |
| 43 | * |
| 44 | * @return void |
| 45 | */ |
| 46 | public function registerTestFiles() |
| 47 | { |
| 48 | // No test files for this test |
| 49 | } |
| 50 | |
| 51 | private function getServerSignatureBasedTest() |
| 52 | { |
| 53 | // Test files, method : Using ServerSignature |
| 54 | // -------------------------------------------------- |
| 55 | // Requires (in order not to be inconclusive): |
| 56 | // - Override: All |
| 57 | // - Status: Core |
| 58 | // - Directives: ServerSignature, IfModule |
| 59 | // - PHP?: Yes |
| 60 | |
| 61 | $php = <<<'EOD' |
| 62 | <?php |
| 63 | if (isset($_SERVER['SERVER_SIGNATURE']) && ($_SERVER['SERVER_SIGNATURE'] != '')) { |
| 64 | echo 1; |
| 65 | } else { |
| 66 | echo 0; |
| 67 | } |
| 68 | EOD; |
| 69 | |
| 70 | $htaccess = <<<'EOD' |
| 71 | # The beauty of this trick is that ServerSignature is available in core. |
| 72 | # (it requires no modules and cannot easily be made forbidden) |
| 73 | # However, it requires PHP to check for the effect |
| 74 | |
| 75 | ServerSignature Off |
| 76 | <IfModule mod_xxx.c> |
| 77 | ServerSignature On |
| 78 | </IfModule> |
| 79 | EOD; |
| 80 | |
| 81 | $htaccess = str_replace('mod_xxx', 'mod_' . $this->moduleName, $htaccess); |
| 82 | |
| 83 | return [ |
| 84 | 'subdir' => $this->getSubDir() . '/server-signature', |
| 85 | 'files' => [ |
| 86 | ['.htaccess', $htaccess], |
| 87 | ['test.php', $php], |
| 88 | ], |
| 89 | 'request' => 'test.php', |
| 90 | 'interpretation' => [ |
| 91 | ['success', 'body', 'equals', '1'], |
| 92 | ['failure', 'body', 'equals', '0'], |
| 93 | // This time we do not fail for 500 because it is very unlikely that any of the |
| 94 | // directives used are forbidden |
| 95 | ] |
| 96 | ]; |
| 97 | } |
| 98 | |
| 99 | /** |
| 100 | * @return array |
| 101 | */ |
| 102 | private function getRewriteBasedTest() |
| 103 | { |
| 104 | // Test files, method: Using Rewrite |
| 105 | // -------------------------------------------------- |
| 106 | // Requires (in order not to be inconclusive) |
| 107 | // - Module: mod_rewrite |
| 108 | // - Override: FileInfo |
| 109 | // - Directives: RewriteEngine, RewriteRule and IfModule |
| 110 | // - PHP?: No |
| 111 | |
| 112 | $htaccess = <<<'EOD' |
| 113 | RewriteEngine On |
| 114 | <IfModule mod_xxx.c> |
| 115 | RewriteRule ^request-me\.txt$ 1.txt [L] |
| 116 | </IfModule> |
| 117 | <IfModule !mod_xxx.c> |
| 118 | RewriteRule ^request-me\.txt$ 0.txt [L] |
| 119 | </IfModule> |
| 120 | EOD; |
| 121 | |
| 122 | $htaccess = str_replace('mod_xxx', 'mod_' . $this->moduleName, $htaccess); |
| 123 | |
| 124 | return [ |
| 125 | 'subdir' => $this->getSubDir() . '/rewrite', |
| 126 | 'files' => [ |
| 127 | ['.htaccess', $htaccess], |
| 128 | ['0.txt', '0'], |
| 129 | ['1.txt', '1'], |
| 130 | ['request-me.txt', 'Redirect failed even though rewriting has been proven to work. Strange!'], |
| 131 | ], |
| 132 | 'request' => 'request-me.txt', |
| 133 | 'interpretation' => [ |
| 134 | ['success', 'body', 'equals', '1'], |
| 135 | ['failure', 'body', 'equals', '0'], |
| 136 | //['inconclusive', 'status-code', 'not-equals', '200'], |
| 137 | ] |
| 138 | ]; |
| 139 | } |
| 140 | |
| 141 | /** |
| 142 | * @return array |
| 143 | */ |
| 144 | private function getHeaderSetBasedTest() |
| 145 | { |
| 146 | |
| 147 | // Test files, method: Using Response Header |
| 148 | // -------------------------------------------------- |
| 149 | // Requires (in order not to be inconclusive) |
| 150 | // - Module: mod_headers |
| 151 | // - Override: FileInfo |
| 152 | // - Directives: Header and IfModule |
| 153 | // - PHP?: No |
| 154 | |
| 155 | $htaccess = <<<'EOD' |
| 156 | <IfModule mod_xxx.c> |
| 157 | Header set X-Response-Header-Test: 1 |
| 158 | </IfModule> |
| 159 | <IfModule !mod_xxx.c> |
| 160 | Header set X-Response-Header-Test: 0 |
| 161 | </IfModule> |
| 162 | EOD; |
| 163 | |
| 164 | $htaccess = str_replace('mod_xxx', 'mod_' . $this->moduleName, $htaccess); |
| 165 | |
| 166 | return [ |
| 167 | 'subdir' => $this->getSubDir() . '/header-set', |
| 168 | 'files' => [ |
| 169 | ['.htaccess', $htaccess], |
| 170 | ['request-me.txt', 'thanks'], |
| 171 | ], |
| 172 | 'request' => 'request-me.txt', |
| 173 | 'interpretation' => [ |
| 174 | ['success', 'headers', 'contains-key-value', 'X-Response-Header-Test', '1'], |
| 175 | ['failure', 'headers', 'contains-key-value', 'X-Response-Header-Test', '0'], |
| 176 | ] |
| 177 | ]; |
| 178 | } |
| 179 | |
| 180 | /** |
| 181 | * @return array |
| 182 | */ |
| 183 | private function getContentDigestBasedTest() |
| 184 | { |
| 185 | // Test files, method: Using ContentDigest |
| 186 | // -------------------------------------------------- |
| 187 | // |
| 188 | // Requires (in order not to be inconclusive) |
| 189 | // - Module: None - its in core |
| 190 | // - Override: Options |
| 191 | // - Directives: ContentDigest |
| 192 | // - PHP?: No |
| 193 | |
| 194 | $htaccess = <<<'EOD' |
| 195 | <IfModule mod_xxx.c> |
| 196 | ContentDigest On |
| 197 | </IfModule> |
| 198 | <IfModule !mod_xxx.c> |
| 199 | ContentDigest Off |
| 200 | </IfModule> |
| 201 | EOD; |
| 202 | |
| 203 | $htaccess = str_replace('mod_xxx', 'mod_' . $this->moduleName, $htaccess); |
| 204 | |
| 205 | return [ |
| 206 | 'subdir' => $this->getSubDir() . '/content-digest', |
| 207 | 'files' => [ |
| 208 | ['.htaccess', $htaccess], |
| 209 | ['request-me.txt', 'thanks'], |
| 210 | ], |
| 211 | 'request' => 'request-me.txt', |
| 212 | 'interpretation' => [ |
| 213 | ['success', 'headers', 'contains-key', 'Content-MD5'], |
| 214 | ['failure', 'headers', 'not-contains-key', 'Content-MD5'], |
| 215 | ] |
| 216 | ]; |
| 217 | } |
| 218 | |
| 219 | /** |
| 220 | * @return array |
| 221 | */ |
| 222 | private function getDirectoryIndexBasedTest() |
| 223 | { |
| 224 | // Test files, method: Using DirectoryIndex |
| 225 | // -------------------------------------------------- |
| 226 | // |
| 227 | // Requires (in order not to be inconclusive) |
| 228 | // - Module: mod_dir (Status: Base) |
| 229 | // - Override: Indexes |
| 230 | // - Directives: DirectoryIndex |
| 231 | // - PHP?: No |
| 232 | |
| 233 | $htaccess = <<<'EOD' |
| 234 | <IfModule mod_xxx.c> |
| 235 | DirectoryIndex 1.html |
| 236 | </IfModule> |
| 237 | <IfModule !mod_xxx.c> |
| 238 | DirectoryIndex 0.html |
| 239 | </IfModule> |
| 240 | EOD; |
| 241 | |
| 242 | $htaccess = str_replace('mod_xxx', 'mod_' . $this->moduleName, $htaccess); |
| 243 | |
| 244 | return [ |
| 245 | 'subdir' => $this->getSubDir() . '/directory-index', |
| 246 | 'files' => [ |
| 247 | ['.htaccess', $htaccess], |
| 248 | ['0.html', '0'], |
| 249 | ['1.html', '1'], |
| 250 | ], |
| 251 | 'request' => '', // empty - in order to request the index |
| 252 | 'interpretation' => [ |
| 253 | ['success', 'body', 'equals', '1'], |
| 254 | ['failure', 'body', 'equals', '0'], |
| 255 | ] |
| 256 | ]; |
| 257 | } |
| 258 | |
| 259 | |
| 260 | /** |
| 261 | * @return array |
| 262 | */ |
| 263 | private function getAddTypeBasedTest() |
| 264 | { |
| 265 | // Test files, method: Using AddType |
| 266 | // -------------------------------------------------- |
| 267 | // |
| 268 | // Requires (in order not to be inconclusive) |
| 269 | // - Module: mod_mime |
| 270 | // - Override: FileInfo |
| 271 | // - Directives: AddType and IfModule |
| 272 | // - PHP?: No |
| 273 | |
| 274 | $htaccess = <<<'EOD' |
| 275 | <IfModule mod_xxx.c> |
| 276 | AddType image/gif .test |
| 277 | </IfModule> |
| 278 | <IfModule !mod_xxx.c> |
| 279 | AddType image/jpeg .test |
| 280 | </IfModule> |
| 281 | EOD; |
| 282 | |
| 283 | $htaccess = str_replace('mod_xxx', 'mod_' . $this->moduleName, $htaccess); |
| 284 | |
| 285 | return [ |
| 286 | 'subdir' => $this->getSubDir() . '/add-type', |
| 287 | 'files' => [ |
| 288 | ['.htaccess', $htaccess], |
| 289 | ['request-me.test', 'hi'], |
| 290 | ], |
| 291 | 'request' => 'request-me.test', |
| 292 | 'interpretation' => [ |
| 293 | ['success', 'headers', 'contains-key-value', 'Content-Type', 'image/gif'], |
| 294 | ['failure', 'headers', 'contains-key-value', 'Content-Type', 'image/jpeg'], |
| 295 | ] |
| 296 | ]; |
| 297 | } |
| 298 | |
| 299 | /** |
| 300 | * @return bool|null |
| 301 | */ |
| 302 | private function run2() |
| 303 | { |
| 304 | $hct = $this->getHtaccessCapabilityTester(); |
| 305 | |
| 306 | $testResult = $hct->customTest($this->getServerSignatureBasedTest()); |
| 307 | if (!is_null($testResult)) { |
| 308 | // PHP |
| 309 | return $testResult; |
| 310 | } |
| 311 | |
| 312 | if ($hct->contentDigestWorks()) { |
| 313 | // Override: Options |
| 314 | return $hct->customTest($this->getContentDigestBasedTest()); |
| 315 | } |
| 316 | |
| 317 | if ($hct->addTypeWorks()) { |
| 318 | // Override: FileInfo, Status: Base (mod_mime) |
| 319 | return $hct->customTest($this->getAddTypeBasedTest()); |
| 320 | } |
| 321 | |
| 322 | if ($hct->directoryIndexWorks()) { |
| 323 | // Override: Indexes, Status: Base (mod_dir) |
| 324 | return $hct->customTest($this->getDirectoryIndexBasedTest()); |
| 325 | } |
| 326 | |
| 327 | if ($hct->rewriteWorks()) { |
| 328 | // Override: FileInfo, Module: mod_rewrite |
| 329 | return $hct->customTest($this->getRewriteBasedTest()); |
| 330 | } |
| 331 | |
| 332 | if ($hct->headerSetWorks()) { |
| 333 | //Override: FileInfo, Module: mod_headers |
| 334 | return $hct->customTest($this->getHeaderSetBasedTest()); |
| 335 | } |
| 336 | return null; |
| 337 | } |
| 338 | |
| 339 | /** |
| 340 | * Run the test. |
| 341 | * |
| 342 | * @param string $baseDir Directory on the server where the test files can be put |
| 343 | * @param string $baseUrl The base URL of the test files |
| 344 | * |
| 345 | * @return TestResult Returns a test result |
| 346 | */ |
| 347 | public function run($baseDir, $baseUrl) |
| 348 | { |
| 349 | $this->prepareForRun($baseDir, $baseUrl); |
| 350 | |
| 351 | $hct = $this->getHtaccessCapabilityTester(); |
| 352 | |
| 353 | $htaccessEnabledTest = $hct->htaccessEnabled(); |
| 354 | if ($htaccessEnabledTest === false) { |
| 355 | return new TestResult(false, '.htaccess files are ignored'); |
| 356 | } elseif (is_null($htaccessEnabledTest)) { |
| 357 | // We happen to know that if that test cannot establish anything, |
| 358 | // then none of the usual weapons works - we can surrender right away |
| 359 | return new TestResult(null, 'no methods available - we surrender early'); |
| 360 | } |
| 361 | |
| 362 | $status = $this->run2(); |
| 363 | if (is_null($status)) { |
| 364 | return new TestResult(null, 'no methods worked'); |
| 365 | } else { |
| 366 | return new TestResult($status, ''); |
| 367 | } |
| 368 | } |
| 369 | } |
| 370 |