Matthias Andreas Benkard | b382b10 | 2021-01-02 15:32:21 +0100 | [diff] [blame^] | 1 | <?php |
| 2 | /** |
| 3 | * Spyc -- A Simple PHP YAML Class |
| 4 | * @version 0.6.2 |
| 5 | * @author Vlad Andersen <vlad.andersen@gmail.com> |
| 6 | * @author Chris Wanstrath <chris@ozmm.org> |
| 7 | * @link https://github.com/mustangostang/spyc/ |
| 8 | * @copyright Copyright 2005-2006 Chris Wanstrath, 2006-2011 Vlad Andersen |
| 9 | * @license http://www.opensource.org/licenses/mit-license.php MIT License |
| 10 | * @package Spyc |
| 11 | */ |
| 12 | |
| 13 | if (!function_exists('spyc_load')) { |
| 14 | /** |
| 15 | * Parses YAML to array. |
| 16 | * @param string $string YAML string. |
| 17 | * @return array |
| 18 | */ |
| 19 | function spyc_load ($string) { |
| 20 | return Spyc::YAMLLoadString($string); |
| 21 | } |
| 22 | } |
| 23 | |
| 24 | if (!function_exists('spyc_load_file')) { |
| 25 | /** |
| 26 | * Parses YAML to array. |
| 27 | * @param string $file Path to YAML file. |
| 28 | * @return array |
| 29 | */ |
| 30 | function spyc_load_file ($file) { |
| 31 | return Spyc::YAMLLoad($file); |
| 32 | } |
| 33 | } |
| 34 | |
| 35 | if (!function_exists('spyc_dump')) { |
| 36 | /** |
| 37 | * Dumps array to YAML. |
| 38 | * @param array $data Array. |
| 39 | * @return string |
| 40 | */ |
| 41 | function spyc_dump ($data) { |
| 42 | return Spyc::YAMLDump($data, false, false, true); |
| 43 | } |
| 44 | } |
| 45 | |
| 46 | if (!class_exists('Spyc')) { |
| 47 | |
| 48 | /** |
| 49 | * The Simple PHP YAML Class. |
| 50 | * |
| 51 | * This class can be used to read a YAML file and convert its contents |
| 52 | * into a PHP array. It currently supports a very limited subsection of |
| 53 | * the YAML spec. |
| 54 | * |
| 55 | * Usage: |
| 56 | * <code> |
| 57 | * $Spyc = new Spyc; |
| 58 | * $array = $Spyc->load($file); |
| 59 | * </code> |
| 60 | * or: |
| 61 | * <code> |
| 62 | * $array = Spyc::YAMLLoad($file); |
| 63 | * </code> |
| 64 | * or: |
| 65 | * <code> |
| 66 | * $array = spyc_load_file($file); |
| 67 | * </code> |
| 68 | * @package Spyc |
| 69 | */ |
| 70 | class Spyc { |
| 71 | |
| 72 | // SETTINGS |
| 73 | |
| 74 | const REMPTY = "\0\0\0\0\0"; |
| 75 | |
| 76 | /** |
| 77 | * Setting this to true will force YAMLDump to enclose any string value in |
| 78 | * quotes. False by default. |
| 79 | * |
| 80 | * @var bool |
| 81 | */ |
| 82 | public $setting_dump_force_quotes = false; |
| 83 | |
| 84 | /** |
| 85 | * Setting this to true will forse YAMLLoad to use syck_load function when |
| 86 | * possible. False by default. |
| 87 | * @var bool |
| 88 | */ |
| 89 | public $setting_use_syck_is_possible = false; |
| 90 | |
| 91 | /** |
| 92 | * Setting this to true will forse YAMLLoad to use syck_load function when |
| 93 | * possible. False by default. |
| 94 | * @var bool |
| 95 | */ |
| 96 | public $setting_empty_hash_as_object = false; |
| 97 | |
| 98 | |
| 99 | /**#@+ |
| 100 | * @access private |
| 101 | * @var mixed |
| 102 | */ |
| 103 | private $_dumpIndent; |
| 104 | private $_dumpWordWrap; |
| 105 | private $_containsGroupAnchor = false; |
| 106 | private $_containsGroupAlias = false; |
| 107 | private $path; |
| 108 | private $result; |
| 109 | private $LiteralPlaceHolder = '___YAML_Literal_Block___'; |
| 110 | private $SavedGroups = array(); |
| 111 | private $indent; |
| 112 | /** |
| 113 | * Path modifier that should be applied after adding current element. |
| 114 | * @var array |
| 115 | */ |
| 116 | private $delayedPath = array(); |
| 117 | |
| 118 | /**#@+ |
| 119 | * @access public |
| 120 | * @var mixed |
| 121 | */ |
| 122 | public $_nodeId; |
| 123 | |
| 124 | /** |
| 125 | * Load a valid YAML string to Spyc. |
| 126 | * @param string $input |
| 127 | * @return array |
| 128 | */ |
| 129 | public function load ($input) { |
| 130 | return $this->_loadString($input); |
| 131 | } |
| 132 | |
| 133 | /** |
| 134 | * Load a valid YAML file to Spyc. |
| 135 | * @param string $file |
| 136 | * @return array |
| 137 | */ |
| 138 | public function loadFile ($file) { |
| 139 | return $this->_load($file); |
| 140 | } |
| 141 | |
| 142 | /** |
| 143 | * Load YAML into a PHP array statically |
| 144 | * |
| 145 | * The load method, when supplied with a YAML stream (string or file), |
| 146 | * will do its best to convert YAML in a file into a PHP array. Pretty |
| 147 | * simple. |
| 148 | * Usage: |
| 149 | * <code> |
| 150 | * $array = Spyc::YAMLLoad('lucky.yaml'); |
| 151 | * print_r($array); |
| 152 | * </code> |
| 153 | * @access public |
| 154 | * @return array |
| 155 | * @param string $input Path of YAML file or string containing YAML |
| 156 | * @param array set options |
| 157 | */ |
| 158 | public static function YAMLLoad($input, $options = []) { |
| 159 | $Spyc = new Spyc; |
| 160 | foreach ($options as $key => $value) { |
| 161 | if (property_exists($Spyc, $key)) { |
| 162 | $Spyc->$key = $value; |
| 163 | } |
| 164 | } |
| 165 | return $Spyc->_load($input); |
| 166 | } |
| 167 | |
| 168 | /** |
| 169 | * Load a string of YAML into a PHP array statically |
| 170 | * |
| 171 | * The load method, when supplied with a YAML string, will do its best |
| 172 | * to convert YAML in a string into a PHP array. Pretty simple. |
| 173 | * |
| 174 | * Note: use this function if you don't want files from the file system |
| 175 | * loaded and processed as YAML. This is of interest to people concerned |
| 176 | * about security whose input is from a string. |
| 177 | * |
| 178 | * Usage: |
| 179 | * <code> |
| 180 | * $array = Spyc::YAMLLoadString("---\n0: hello world\n"); |
| 181 | * print_r($array); |
| 182 | * </code> |
| 183 | * @access public |
| 184 | * @return array |
| 185 | * @param string $input String containing YAML |
| 186 | * @param array set options |
| 187 | */ |
| 188 | public static function YAMLLoadString($input, $options = []) { |
| 189 | $Spyc = new Spyc; |
| 190 | foreach ($options as $key => $value) { |
| 191 | if (property_exists($Spyc, $key)) { |
| 192 | $Spyc->$key = $value; |
| 193 | } |
| 194 | } |
| 195 | return $Spyc->_loadString($input); |
| 196 | } |
| 197 | |
| 198 | /** |
| 199 | * Dump YAML from PHP array statically |
| 200 | * |
| 201 | * The dump method, when supplied with an array, will do its best |
| 202 | * to convert the array into friendly YAML. Pretty simple. Feel free to |
| 203 | * save the returned string as nothing.yaml and pass it around. |
| 204 | * |
| 205 | * Oh, and you can decide how big the indent is and what the wordwrap |
| 206 | * for folding is. Pretty cool -- just pass in 'false' for either if |
| 207 | * you want to use the default. |
| 208 | * |
| 209 | * Indent's default is 2 spaces, wordwrap's default is 40 characters. And |
| 210 | * you can turn off wordwrap by passing in 0. |
| 211 | * |
| 212 | * @access public |
| 213 | * @return string |
| 214 | * @param array|\stdClass $array PHP array |
| 215 | * @param int $indent Pass in false to use the default, which is 2 |
| 216 | * @param int $wordwrap Pass in 0 for no wordwrap, false for default (40) |
| 217 | * @param bool $no_opening_dashes Do not start YAML file with "---\n" |
| 218 | */ |
| 219 | public static function YAMLDump($array, $indent = false, $wordwrap = false, $no_opening_dashes = false) { |
| 220 | $spyc = new Spyc; |
| 221 | return $spyc->dump($array, $indent, $wordwrap, $no_opening_dashes); |
| 222 | } |
| 223 | |
| 224 | |
| 225 | /** |
| 226 | * Dump PHP array to YAML |
| 227 | * |
| 228 | * The dump method, when supplied with an array, will do its best |
| 229 | * to convert the array into friendly YAML. Pretty simple. Feel free to |
| 230 | * save the returned string as tasteful.yaml and pass it around. |
| 231 | * |
| 232 | * Oh, and you can decide how big the indent is and what the wordwrap |
| 233 | * for folding is. Pretty cool -- just pass in 'false' for either if |
| 234 | * you want to use the default. |
| 235 | * |
| 236 | * Indent's default is 2 spaces, wordwrap's default is 40 characters. And |
| 237 | * you can turn off wordwrap by passing in 0. |
| 238 | * |
| 239 | * @access public |
| 240 | * @return string |
| 241 | * @param array $array PHP array |
| 242 | * @param int $indent Pass in false to use the default, which is 2 |
| 243 | * @param int $wordwrap Pass in 0 for no wordwrap, false for default (40) |
| 244 | */ |
| 245 | public function dump($array,$indent = false,$wordwrap = false, $no_opening_dashes = false) { |
| 246 | // Dumps to some very clean YAML. We'll have to add some more features |
| 247 | // and options soon. And better support for folding. |
| 248 | |
| 249 | // New features and options. |
| 250 | if ($indent === false or !is_numeric($indent)) { |
| 251 | $this->_dumpIndent = 2; |
| 252 | } else { |
| 253 | $this->_dumpIndent = $indent; |
| 254 | } |
| 255 | |
| 256 | if ($wordwrap === false or !is_numeric($wordwrap)) { |
| 257 | $this->_dumpWordWrap = 40; |
| 258 | } else { |
| 259 | $this->_dumpWordWrap = $wordwrap; |
| 260 | } |
| 261 | |
| 262 | // New YAML document |
| 263 | $string = ""; |
| 264 | if (!$no_opening_dashes) $string = "---\n"; |
| 265 | |
| 266 | // Start at the base of the array and move through it. |
| 267 | if ($array) { |
| 268 | $array = (array)$array; |
| 269 | $previous_key = -1; |
| 270 | foreach ($array as $key => $value) { |
| 271 | if (!isset($first_key)) $first_key = $key; |
| 272 | $string .= $this->_yamlize($key,$value,0,$previous_key, $first_key, $array); |
| 273 | $previous_key = $key; |
| 274 | } |
| 275 | } |
| 276 | return $string; |
| 277 | } |
| 278 | |
| 279 | /** |
| 280 | * Attempts to convert a key / value array item to YAML |
| 281 | * @access private |
| 282 | * @return string |
| 283 | * @param $key The name of the key |
| 284 | * @param $value The value of the item |
| 285 | * @param $indent The indent of the current node |
| 286 | */ |
| 287 | private function _yamlize($key,$value,$indent, $previous_key = -1, $first_key = 0, $source_array = null) { |
| 288 | if(is_object($value)) $value = (array)$value; |
| 289 | if (is_array($value)) { |
| 290 | if (empty ($value)) |
| 291 | return $this->_dumpNode($key, array(), $indent, $previous_key, $first_key, $source_array); |
| 292 | // It has children. What to do? |
| 293 | // Make it the right kind of item |
| 294 | $string = $this->_dumpNode($key, self::REMPTY, $indent, $previous_key, $first_key, $source_array); |
| 295 | // Add the indent |
| 296 | $indent += $this->_dumpIndent; |
| 297 | // Yamlize the array |
| 298 | $string .= $this->_yamlizeArray($value,$indent); |
| 299 | } elseif (!is_array($value)) { |
| 300 | // It doesn't have children. Yip. |
| 301 | $string = $this->_dumpNode($key, $value, $indent, $previous_key, $first_key, $source_array); |
| 302 | } |
| 303 | return $string; |
| 304 | } |
| 305 | |
| 306 | /** |
| 307 | * Attempts to convert an array to YAML |
| 308 | * @access private |
| 309 | * @return string |
| 310 | * @param $array The array you want to convert |
| 311 | * @param $indent The indent of the current level |
| 312 | */ |
| 313 | private function _yamlizeArray($array,$indent) { |
| 314 | if (is_array($array)) { |
| 315 | $string = ''; |
| 316 | $previous_key = -1; |
| 317 | foreach ($array as $key => $value) { |
| 318 | if (!isset($first_key)) $first_key = $key; |
| 319 | $string .= $this->_yamlize($key, $value, $indent, $previous_key, $first_key, $array); |
| 320 | $previous_key = $key; |
| 321 | } |
| 322 | return $string; |
| 323 | } else { |
| 324 | return false; |
| 325 | } |
| 326 | } |
| 327 | |
| 328 | /** |
| 329 | * Returns YAML from a key and a value |
| 330 | * @access private |
| 331 | * @return string |
| 332 | * @param $key The name of the key |
| 333 | * @param $value The value of the item |
| 334 | * @param $indent The indent of the current node |
| 335 | */ |
| 336 | private function _dumpNode($key, $value, $indent, $previous_key = -1, $first_key = 0, $source_array = null) { |
| 337 | // do some folding here, for blocks |
| 338 | if (is_string ($value) && ((strpos($value,"\n") !== false || strpos($value,": ") !== false || strpos($value,"- ") !== false || |
| 339 | strpos($value,"*") !== false || strpos($value,"#") !== false || strpos($value,"<") !== false || strpos($value,">") !== false || strpos ($value, '%') !== false || strpos ($value, ' ') !== false || |
| 340 | strpos($value,"[") !== false || strpos($value,"]") !== false || strpos($value,"{") !== false || strpos($value,"}") !== false) || strpos($value,"&") !== false || strpos($value, "'") !== false || strpos($value, "!") === 0 || |
| 341 | substr ($value, -1, 1) == ':') |
| 342 | ) { |
| 343 | $value = $this->_doLiteralBlock($value,$indent); |
| 344 | } else { |
| 345 | $value = $this->_doFolding($value,$indent); |
| 346 | } |
| 347 | |
| 348 | if ($value === array()) $value = '[ ]'; |
| 349 | if ($value === "") $value = '""'; |
| 350 | if (self::isTranslationWord($value)) { |
| 351 | $value = $this->_doLiteralBlock($value, $indent); |
| 352 | } |
| 353 | if (trim ($value) != $value) |
| 354 | $value = $this->_doLiteralBlock($value,$indent); |
| 355 | |
| 356 | if (is_bool($value)) { |
| 357 | $value = $value ? "true" : "false"; |
| 358 | } |
| 359 | |
| 360 | if ($value === null) $value = 'null'; |
| 361 | if ($value === "'" . self::REMPTY . "'") $value = null; |
| 362 | |
| 363 | $spaces = str_repeat(' ',$indent); |
| 364 | |
| 365 | //if (is_int($key) && $key - 1 == $previous_key && $first_key===0) { |
| 366 | if (is_array ($source_array) && array_keys($source_array) === range(0, count($source_array) - 1)) { |
| 367 | // It's a sequence |
| 368 | $string = $spaces.'- '.$value."\n"; |
| 369 | } else { |
| 370 | // if ($first_key===0) throw new Exception('Keys are all screwy. The first one was zero, now it\'s "'. $key .'"'); |
| 371 | // It's mapped |
| 372 | if (strpos($key, ":") !== false || strpos($key, "#") !== false) { $key = '"' . $key . '"'; } |
| 373 | $string = rtrim ($spaces.$key.': '.$value)."\n"; |
| 374 | } |
| 375 | return $string; |
| 376 | } |
| 377 | |
| 378 | /** |
| 379 | * Creates a literal block for dumping |
| 380 | * @access private |
| 381 | * @return string |
| 382 | * @param $value |
| 383 | * @param $indent int The value of the indent |
| 384 | */ |
| 385 | private function _doLiteralBlock($value,$indent) { |
| 386 | if ($value === "\n") return '\n'; |
| 387 | if (strpos($value, "\n") === false && strpos($value, "'") === false) { |
| 388 | return sprintf ("'%s'", $value); |
| 389 | } |
| 390 | if (strpos($value, "\n") === false && strpos($value, '"') === false) { |
| 391 | return sprintf ('"%s"', $value); |
| 392 | } |
| 393 | $exploded = explode("\n",$value); |
| 394 | $newValue = '|'; |
| 395 | if (isset($exploded[0]) && ($exploded[0] == "|" || $exploded[0] == "|-" || $exploded[0] == ">")) { |
| 396 | $newValue = $exploded[0]; |
| 397 | unset($exploded[0]); |
| 398 | } |
| 399 | $indent += $this->_dumpIndent; |
| 400 | $spaces = str_repeat(' ',$indent); |
| 401 | foreach ($exploded as $line) { |
| 402 | $line = trim($line); |
| 403 | if (strpos($line, '"') === 0 && strrpos($line, '"') == (strlen($line)-1) || strpos($line, "'") === 0 && strrpos($line, "'") == (strlen($line)-1)) { |
| 404 | $line = substr($line, 1, -1); |
| 405 | } |
| 406 | $newValue .= "\n" . $spaces . ($line); |
| 407 | } |
| 408 | return $newValue; |
| 409 | } |
| 410 | |
| 411 | /** |
| 412 | * Folds a string of text, if necessary |
| 413 | * @access private |
| 414 | * @return string |
| 415 | * @param $value The string you wish to fold |
| 416 | */ |
| 417 | private function _doFolding($value,$indent) { |
| 418 | // Don't do anything if wordwrap is set to 0 |
| 419 | |
| 420 | if ($this->_dumpWordWrap !== 0 && is_string ($value) && strlen($value) > $this->_dumpWordWrap) { |
| 421 | $indent += $this->_dumpIndent; |
| 422 | $indent = str_repeat(' ',$indent); |
| 423 | $wrapped = wordwrap($value,$this->_dumpWordWrap,"\n$indent"); |
| 424 | $value = ">\n".$indent.$wrapped; |
| 425 | } else { |
| 426 | if ($this->setting_dump_force_quotes && is_string ($value) && $value !== self::REMPTY) |
| 427 | $value = '"' . $value . '"'; |
| 428 | if (is_numeric($value) && is_string($value)) |
| 429 | $value = '"' . $value . '"'; |
| 430 | } |
| 431 | |
| 432 | |
| 433 | return $value; |
| 434 | } |
| 435 | |
| 436 | private function isTrueWord($value) { |
| 437 | $words = self::getTranslations(array('true', 'on', 'yes', 'y')); |
| 438 | return in_array($value, $words, true); |
| 439 | } |
| 440 | |
| 441 | private function isFalseWord($value) { |
| 442 | $words = self::getTranslations(array('false', 'off', 'no', 'n')); |
| 443 | return in_array($value, $words, true); |
| 444 | } |
| 445 | |
| 446 | private function isNullWord($value) { |
| 447 | $words = self::getTranslations(array('null', '~')); |
| 448 | return in_array($value, $words, true); |
| 449 | } |
| 450 | |
| 451 | private function isTranslationWord($value) { |
| 452 | return ( |
| 453 | self::isTrueWord($value) || |
| 454 | self::isFalseWord($value) || |
| 455 | self::isNullWord($value) |
| 456 | ); |
| 457 | } |
| 458 | |
| 459 | /** |
| 460 | * Coerce a string into a native type |
| 461 | * Reference: http://yaml.org/type/bool.html |
| 462 | * TODO: Use only words from the YAML spec. |
| 463 | * @access private |
| 464 | * @param $value The value to coerce |
| 465 | */ |
| 466 | private function coerceValue(&$value) { |
| 467 | if (self::isTrueWord($value)) { |
| 468 | $value = true; |
| 469 | } else if (self::isFalseWord($value)) { |
| 470 | $value = false; |
| 471 | } else if (self::isNullWord($value)) { |
| 472 | $value = null; |
| 473 | } |
| 474 | } |
| 475 | |
| 476 | /** |
| 477 | * Given a set of words, perform the appropriate translations on them to |
| 478 | * match the YAML 1.1 specification for type coercing. |
| 479 | * @param $words The words to translate |
| 480 | * @access private |
| 481 | */ |
| 482 | private static function getTranslations(array $words) { |
| 483 | $result = array(); |
| 484 | foreach ($words as $i) { |
| 485 | $result = array_merge($result, array(ucfirst($i), strtoupper($i), strtolower($i))); |
| 486 | } |
| 487 | return $result; |
| 488 | } |
| 489 | |
| 490 | // LOADING FUNCTIONS |
| 491 | |
| 492 | private function _load($input) { |
| 493 | $Source = $this->loadFromSource($input); |
| 494 | return $this->loadWithSource($Source); |
| 495 | } |
| 496 | |
| 497 | private function _loadString($input) { |
| 498 | $Source = $this->loadFromString($input); |
| 499 | return $this->loadWithSource($Source); |
| 500 | } |
| 501 | |
| 502 | private function loadWithSource($Source) { |
| 503 | if (empty ($Source)) return array(); |
| 504 | if ($this->setting_use_syck_is_possible && function_exists ('syck_load')) { |
| 505 | $array = syck_load (implode ("\n", $Source)); |
| 506 | return is_array($array) ? $array : array(); |
| 507 | } |
| 508 | |
| 509 | $this->path = array(); |
| 510 | $this->result = array(); |
| 511 | |
| 512 | $cnt = count($Source); |
| 513 | for ($i = 0; $i < $cnt; $i++) { |
| 514 | $line = $Source[$i]; |
| 515 | |
| 516 | $this->indent = strlen($line) - strlen(ltrim($line)); |
| 517 | $tempPath = $this->getParentPathByIndent($this->indent); |
| 518 | $line = self::stripIndent($line, $this->indent); |
| 519 | if (self::isComment($line)) continue; |
| 520 | if (self::isEmpty($line)) continue; |
| 521 | $this->path = $tempPath; |
| 522 | |
| 523 | $literalBlockStyle = self::startsLiteralBlock($line); |
| 524 | if ($literalBlockStyle) { |
| 525 | $line = rtrim ($line, $literalBlockStyle . " \n"); |
| 526 | $literalBlock = ''; |
| 527 | $line .= ' '.$this->LiteralPlaceHolder; |
| 528 | $literal_block_indent = strlen($Source[$i+1]) - strlen(ltrim($Source[$i+1])); |
| 529 | while (++$i < $cnt && $this->literalBlockContinues($Source[$i], $this->indent)) { |
| 530 | $literalBlock = $this->addLiteralLine($literalBlock, $Source[$i], $literalBlockStyle, $literal_block_indent); |
| 531 | } |
| 532 | $i--; |
| 533 | } |
| 534 | |
| 535 | // Strip out comments |
| 536 | if (strpos ($line, '#')) { |
| 537 | $line = preg_replace('/\s*#([^"\']+)$/','',$line); |
| 538 | } |
| 539 | |
| 540 | while (++$i < $cnt && self::greedilyNeedNextLine($line)) { |
| 541 | $line = rtrim ($line, " \n\t\r") . ' ' . ltrim ($Source[$i], " \t"); |
| 542 | } |
| 543 | $i--; |
| 544 | |
| 545 | $lineArray = $this->_parseLine($line); |
| 546 | |
| 547 | if ($literalBlockStyle) |
| 548 | $lineArray = $this->revertLiteralPlaceHolder ($lineArray, $literalBlock); |
| 549 | |
| 550 | $this->addArray($lineArray, $this->indent); |
| 551 | |
| 552 | foreach ($this->delayedPath as $indent => $delayedPath) |
| 553 | $this->path[$indent] = $delayedPath; |
| 554 | |
| 555 | $this->delayedPath = array(); |
| 556 | |
| 557 | } |
| 558 | return $this->result; |
| 559 | } |
| 560 | |
| 561 | private function loadFromSource ($input) { |
| 562 | if (!empty($input) && strpos($input, "\n") === false && file_exists($input)) |
| 563 | $input = file_get_contents($input); |
| 564 | |
| 565 | return $this->loadFromString($input); |
| 566 | } |
| 567 | |
| 568 | private function loadFromString ($input) { |
| 569 | $lines = explode("\n",$input); |
| 570 | foreach ($lines as $k => $_) { |
| 571 | $lines[$k] = rtrim ($_, "\r"); |
| 572 | } |
| 573 | return $lines; |
| 574 | } |
| 575 | |
| 576 | /** |
| 577 | * Parses YAML code and returns an array for a node |
| 578 | * @access private |
| 579 | * @return array |
| 580 | * @param string $line A line from the YAML file |
| 581 | */ |
| 582 | private function _parseLine($line) { |
| 583 | if (!$line) return array(); |
| 584 | $line = trim($line); |
| 585 | if (!$line) return array(); |
| 586 | |
| 587 | $array = array(); |
| 588 | |
| 589 | $group = $this->nodeContainsGroup($line); |
| 590 | if ($group) { |
| 591 | $this->addGroup($line, $group); |
| 592 | $line = $this->stripGroup ($line, $group); |
| 593 | } |
| 594 | |
| 595 | if ($this->startsMappedSequence($line)) { |
| 596 | return $this->returnMappedSequence($line); |
| 597 | } |
| 598 | |
| 599 | if ($this->startsMappedValue($line)) { |
| 600 | return $this->returnMappedValue($line); |
| 601 | } |
| 602 | |
| 603 | if ($this->isArrayElement($line)) |
| 604 | return $this->returnArrayElement($line); |
| 605 | |
| 606 | if ($this->isPlainArray($line)) |
| 607 | return $this->returnPlainArray($line); |
| 608 | |
| 609 | return $this->returnKeyValuePair($line); |
| 610 | |
| 611 | } |
| 612 | |
| 613 | /** |
| 614 | * Finds the type of the passed value, returns the value as the new type. |
| 615 | * @access private |
| 616 | * @param string $value |
| 617 | * @return mixed |
| 618 | */ |
| 619 | private function _toType($value) { |
| 620 | if ($value === '') return ""; |
| 621 | |
| 622 | if ($this->setting_empty_hash_as_object && $value === '{}') { |
| 623 | return new stdClass(); |
| 624 | } |
| 625 | |
| 626 | $first_character = $value[0]; |
| 627 | $last_character = substr($value, -1, 1); |
| 628 | |
| 629 | $is_quoted = false; |
| 630 | do { |
| 631 | if (!$value) break; |
| 632 | if ($first_character != '"' && $first_character != "'") break; |
| 633 | if ($last_character != '"' && $last_character != "'") break; |
| 634 | $is_quoted = true; |
| 635 | } while (0); |
| 636 | |
| 637 | if ($is_quoted) { |
| 638 | $value = str_replace('\n', "\n", $value); |
| 639 | if ($first_character == "'") |
| 640 | return strtr(substr ($value, 1, -1), array ('\'\'' => '\'', '\\\''=> '\'')); |
| 641 | return strtr(substr ($value, 1, -1), array ('\\"' => '"', '\\\''=> '\'')); |
| 642 | } |
| 643 | |
| 644 | if (strpos($value, ' #') !== false && !$is_quoted) |
| 645 | $value = preg_replace('/\s+#(.+)$/','',$value); |
| 646 | |
| 647 | if ($first_character == '[' && $last_character == ']') { |
| 648 | // Take out strings sequences and mappings |
| 649 | $innerValue = trim(substr ($value, 1, -1)); |
| 650 | if ($innerValue === '') return array(); |
| 651 | $explode = $this->_inlineEscape($innerValue); |
| 652 | // Propagate value array |
| 653 | $value = array(); |
| 654 | foreach ($explode as $v) { |
| 655 | $value[] = $this->_toType($v); |
| 656 | } |
| 657 | return $value; |
| 658 | } |
| 659 | |
| 660 | if (strpos($value,': ')!==false && $first_character != '{') { |
| 661 | $array = explode(': ',$value); |
| 662 | $key = trim($array[0]); |
| 663 | array_shift($array); |
| 664 | $value = trim(implode(': ',$array)); |
| 665 | $value = $this->_toType($value); |
| 666 | return array($key => $value); |
| 667 | } |
| 668 | |
| 669 | if ($first_character == '{' && $last_character == '}') { |
| 670 | $innerValue = trim(substr ($value, 1, -1)); |
| 671 | if ($innerValue === '') return array(); |
| 672 | // Inline Mapping |
| 673 | // Take out strings sequences and mappings |
| 674 | $explode = $this->_inlineEscape($innerValue); |
| 675 | // Propagate value array |
| 676 | $array = array(); |
| 677 | foreach ($explode as $v) { |
| 678 | $SubArr = $this->_toType($v); |
| 679 | if (empty($SubArr)) continue; |
| 680 | if (is_array ($SubArr)) { |
| 681 | $array[key($SubArr)] = $SubArr[key($SubArr)]; continue; |
| 682 | } |
| 683 | $array[] = $SubArr; |
| 684 | } |
| 685 | return $array; |
| 686 | } |
| 687 | |
| 688 | if ($value == 'null' || $value == 'NULL' || $value == 'Null' || $value == '' || $value == '~') { |
| 689 | return null; |
| 690 | } |
| 691 | |
| 692 | if ( is_numeric($value) && preg_match ('/^(-|)[1-9]+[0-9]*$/', $value) ){ |
| 693 | $intvalue = (int)$value; |
| 694 | if ($intvalue != PHP_INT_MAX && $intvalue != ~PHP_INT_MAX) |
| 695 | $value = $intvalue; |
| 696 | return $value; |
| 697 | } |
| 698 | |
| 699 | if ( is_string($value) && preg_match('/^0[xX][0-9a-fA-F]+$/', $value)) { |
| 700 | // Hexadecimal value. |
| 701 | return hexdec($value); |
| 702 | } |
| 703 | |
| 704 | $this->coerceValue($value); |
| 705 | |
| 706 | if (is_numeric($value)) { |
| 707 | if ($value === '0') return 0; |
| 708 | if (rtrim ($value, 0) === $value) |
| 709 | $value = (float)$value; |
| 710 | return $value; |
| 711 | } |
| 712 | |
| 713 | return $value; |
| 714 | } |
| 715 | |
| 716 | /** |
| 717 | * Used in inlines to check for more inlines or quoted strings |
| 718 | * @access private |
| 719 | * @return array |
| 720 | */ |
| 721 | private function _inlineEscape($inline) { |
| 722 | // There's gotta be a cleaner way to do this... |
| 723 | // While pure sequences seem to be nesting just fine, |
| 724 | // pure mappings and mappings with sequences inside can't go very |
| 725 | // deep. This needs to be fixed. |
| 726 | |
| 727 | $seqs = array(); |
| 728 | $maps = array(); |
| 729 | $saved_strings = array(); |
| 730 | $saved_empties = array(); |
| 731 | |
| 732 | // Check for empty strings |
| 733 | $regex = '/("")|(\'\')/'; |
| 734 | if (preg_match_all($regex,$inline,$strings)) { |
| 735 | $saved_empties = $strings[0]; |
| 736 | $inline = preg_replace($regex,'YAMLEmpty',$inline); |
| 737 | } |
| 738 | unset($regex); |
| 739 | |
| 740 | // Check for strings |
| 741 | $regex = '/(?:(")|(?:\'))((?(1)[^"]+|[^\']+))(?(1)"|\')/'; |
| 742 | if (preg_match_all($regex,$inline,$strings)) { |
| 743 | $saved_strings = $strings[0]; |
| 744 | $inline = preg_replace($regex,'YAMLString',$inline); |
| 745 | } |
| 746 | unset($regex); |
| 747 | |
| 748 | // echo $inline; |
| 749 | |
| 750 | $i = 0; |
| 751 | do { |
| 752 | |
| 753 | // Check for sequences |
| 754 | while (preg_match('/\[([^{}\[\]]+)\]/U',$inline,$matchseqs)) { |
| 755 | $seqs[] = $matchseqs[0]; |
| 756 | $inline = preg_replace('/\[([^{}\[\]]+)\]/U', ('YAMLSeq' . (count($seqs) - 1) . 's'), $inline, 1); |
| 757 | } |
| 758 | |
| 759 | // Check for mappings |
| 760 | while (preg_match('/{([^\[\]{}]+)}/U',$inline,$matchmaps)) { |
| 761 | $maps[] = $matchmaps[0]; |
| 762 | $inline = preg_replace('/{([^\[\]{}]+)}/U', ('YAMLMap' . (count($maps) - 1) . 's'), $inline, 1); |
| 763 | } |
| 764 | |
| 765 | if ($i++ >= 10) break; |
| 766 | |
| 767 | } while (strpos ($inline, '[') !== false || strpos ($inline, '{') !== false); |
| 768 | |
| 769 | $explode = explode(',',$inline); |
| 770 | $explode = array_map('trim', $explode); |
| 771 | $stringi = 0; $i = 0; |
| 772 | |
| 773 | while (1) { |
| 774 | |
| 775 | // Re-add the sequences |
| 776 | if (!empty($seqs)) { |
| 777 | foreach ($explode as $key => $value) { |
| 778 | if (strpos($value,'YAMLSeq') !== false) { |
| 779 | foreach ($seqs as $seqk => $seq) { |
| 780 | $explode[$key] = str_replace(('YAMLSeq'.$seqk.'s'),$seq,$value); |
| 781 | $value = $explode[$key]; |
| 782 | } |
| 783 | } |
| 784 | } |
| 785 | } |
| 786 | |
| 787 | // Re-add the mappings |
| 788 | if (!empty($maps)) { |
| 789 | foreach ($explode as $key => $value) { |
| 790 | if (strpos($value,'YAMLMap') !== false) { |
| 791 | foreach ($maps as $mapk => $map) { |
| 792 | $explode[$key] = str_replace(('YAMLMap'.$mapk.'s'), $map, $value); |
| 793 | $value = $explode[$key]; |
| 794 | } |
| 795 | } |
| 796 | } |
| 797 | } |
| 798 | |
| 799 | |
| 800 | // Re-add the strings |
| 801 | if (!empty($saved_strings)) { |
| 802 | foreach ($explode as $key => $value) { |
| 803 | while (strpos($value,'YAMLString') !== false) { |
| 804 | $explode[$key] = preg_replace('/YAMLString/',$saved_strings[$stringi],$value, 1); |
| 805 | unset($saved_strings[$stringi]); |
| 806 | ++$stringi; |
| 807 | $value = $explode[$key]; |
| 808 | } |
| 809 | } |
| 810 | } |
| 811 | |
| 812 | |
| 813 | // Re-add the empties |
| 814 | if (!empty($saved_empties)) { |
| 815 | foreach ($explode as $key => $value) { |
| 816 | while (strpos($value,'YAMLEmpty') !== false) { |
| 817 | $explode[$key] = preg_replace('/YAMLEmpty/', '', $value, 1); |
| 818 | $value = $explode[$key]; |
| 819 | } |
| 820 | } |
| 821 | } |
| 822 | |
| 823 | $finished = true; |
| 824 | foreach ($explode as $key => $value) { |
| 825 | if (strpos($value,'YAMLSeq') !== false) { |
| 826 | $finished = false; break; |
| 827 | } |
| 828 | if (strpos($value,'YAMLMap') !== false) { |
| 829 | $finished = false; break; |
| 830 | } |
| 831 | if (strpos($value,'YAMLString') !== false) { |
| 832 | $finished = false; break; |
| 833 | } |
| 834 | if (strpos($value,'YAMLEmpty') !== false) { |
| 835 | $finished = false; break; |
| 836 | } |
| 837 | } |
| 838 | if ($finished) break; |
| 839 | |
| 840 | $i++; |
| 841 | if ($i > 10) |
| 842 | break; // Prevent infinite loops. |
| 843 | } |
| 844 | |
| 845 | |
| 846 | return $explode; |
| 847 | } |
| 848 | |
| 849 | private function literalBlockContinues ($line, $lineIndent) { |
| 850 | if (!trim($line)) return true; |
| 851 | if (strlen($line) - strlen(ltrim($line)) > $lineIndent) return true; |
| 852 | return false; |
| 853 | } |
| 854 | |
| 855 | private function referenceContentsByAlias ($alias) { |
| 856 | do { |
| 857 | if (!isset($this->SavedGroups[$alias])) { echo "Bad group name: $alias."; break; } |
| 858 | $groupPath = $this->SavedGroups[$alias]; |
| 859 | $value = $this->result; |
| 860 | foreach ($groupPath as $k) { |
| 861 | $value = $value[$k]; |
| 862 | } |
| 863 | } while (false); |
| 864 | return $value; |
| 865 | } |
| 866 | |
| 867 | private function addArrayInline ($array, $indent) { |
| 868 | $CommonGroupPath = $this->path; |
| 869 | if (empty ($array)) return false; |
| 870 | |
| 871 | foreach ($array as $k => $_) { |
| 872 | $this->addArray(array($k => $_), $indent); |
| 873 | $this->path = $CommonGroupPath; |
| 874 | } |
| 875 | return true; |
| 876 | } |
| 877 | |
| 878 | private function addArray ($incoming_data, $incoming_indent) { |
| 879 | |
| 880 | // print_r ($incoming_data); |
| 881 | |
| 882 | if (count ($incoming_data) > 1) |
| 883 | return $this->addArrayInline ($incoming_data, $incoming_indent); |
| 884 | |
| 885 | $key = key ($incoming_data); |
| 886 | $value = isset($incoming_data[$key]) ? $incoming_data[$key] : null; |
| 887 | if ($key === '__!YAMLZero') $key = '0'; |
| 888 | |
| 889 | if ($incoming_indent == 0 && !$this->_containsGroupAlias && !$this->_containsGroupAnchor) { // Shortcut for root-level values. |
| 890 | if ($key || $key === '' || $key === '0') { |
| 891 | $this->result[$key] = $value; |
| 892 | } else { |
| 893 | $this->result[] = $value; end ($this->result); $key = key ($this->result); |
| 894 | } |
| 895 | $this->path[$incoming_indent] = $key; |
| 896 | return; |
| 897 | } |
| 898 | |
| 899 | |
| 900 | |
| 901 | $history = array(); |
| 902 | // Unfolding inner array tree. |
| 903 | $history[] = $_arr = $this->result; |
| 904 | foreach ($this->path as $k) { |
| 905 | $history[] = $_arr = $_arr[$k]; |
| 906 | } |
| 907 | |
| 908 | if ($this->_containsGroupAlias) { |
| 909 | $value = $this->referenceContentsByAlias($this->_containsGroupAlias); |
| 910 | $this->_containsGroupAlias = false; |
| 911 | } |
| 912 | |
| 913 | |
| 914 | // Adding string or numeric key to the innermost level or $this->arr. |
| 915 | if (is_string($key) && $key == '<<') { |
| 916 | if (!is_array ($_arr)) { $_arr = array (); } |
| 917 | |
| 918 | $_arr = array_merge ($_arr, $value); |
| 919 | } else if ($key || $key === '' || $key === '0') { |
| 920 | if (!is_array ($_arr)) |
| 921 | $_arr = array ($key=>$value); |
| 922 | else |
| 923 | $_arr[$key] = $value; |
| 924 | } else { |
| 925 | if (!is_array ($_arr)) { $_arr = array ($value); $key = 0; } |
| 926 | else { $_arr[] = $value; end ($_arr); $key = key ($_arr); } |
| 927 | } |
| 928 | |
| 929 | $reverse_path = array_reverse($this->path); |
| 930 | $reverse_history = array_reverse ($history); |
| 931 | $reverse_history[0] = $_arr; |
| 932 | $cnt = count($reverse_history) - 1; |
| 933 | for ($i = 0; $i < $cnt; $i++) { |
| 934 | $reverse_history[$i+1][$reverse_path[$i]] = $reverse_history[$i]; |
| 935 | } |
| 936 | $this->result = $reverse_history[$cnt]; |
| 937 | |
| 938 | $this->path[$incoming_indent] = $key; |
| 939 | |
| 940 | if ($this->_containsGroupAnchor) { |
| 941 | $this->SavedGroups[$this->_containsGroupAnchor] = $this->path; |
| 942 | if (is_array ($value)) { |
| 943 | $k = key ($value); |
| 944 | if (!is_int ($k)) { |
| 945 | $this->SavedGroups[$this->_containsGroupAnchor][$incoming_indent + 2] = $k; |
| 946 | } |
| 947 | } |
| 948 | $this->_containsGroupAnchor = false; |
| 949 | } |
| 950 | |
| 951 | } |
| 952 | |
| 953 | private static function startsLiteralBlock ($line) { |
| 954 | $lastChar = substr (trim($line), -1); |
| 955 | if ($lastChar != '>' && $lastChar != '|') return false; |
| 956 | if ($lastChar == '|') return $lastChar; |
| 957 | // HTML tags should not be counted as literal blocks. |
| 958 | if (preg_match ('#<.*?>$#', $line)) return false; |
| 959 | return $lastChar; |
| 960 | } |
| 961 | |
| 962 | private static function greedilyNeedNextLine($line) { |
| 963 | $line = trim ($line); |
| 964 | if (!strlen($line)) return false; |
| 965 | if (substr ($line, -1, 1) == ']') return false; |
| 966 | if ($line[0] == '[') return true; |
| 967 | if (preg_match ('#^[^:]+?:\s*\[#', $line)) return true; |
| 968 | return false; |
| 969 | } |
| 970 | |
| 971 | private function addLiteralLine ($literalBlock, $line, $literalBlockStyle, $indent = -1) { |
| 972 | $line = self::stripIndent($line, $indent); |
| 973 | if ($literalBlockStyle !== '|') { |
| 974 | $line = self::stripIndent($line); |
| 975 | } |
| 976 | $line = rtrim ($line, "\r\n\t ") . "\n"; |
| 977 | if ($literalBlockStyle == '|') { |
| 978 | return $literalBlock . $line; |
| 979 | } |
| 980 | if (strlen($line) == 0) |
| 981 | return rtrim($literalBlock, ' ') . "\n"; |
| 982 | if ($line == "\n" && $literalBlockStyle == '>') { |
| 983 | return rtrim ($literalBlock, " \t") . "\n"; |
| 984 | } |
| 985 | if ($line != "\n") |
| 986 | $line = trim ($line, "\r\n ") . " "; |
| 987 | return $literalBlock . $line; |
| 988 | } |
| 989 | |
| 990 | function revertLiteralPlaceHolder ($lineArray, $literalBlock) { |
| 991 | foreach ($lineArray as $k => $_) { |
| 992 | if (is_array($_)) |
| 993 | $lineArray[$k] = $this->revertLiteralPlaceHolder ($_, $literalBlock); |
| 994 | else if (substr($_, -1 * strlen ($this->LiteralPlaceHolder)) == $this->LiteralPlaceHolder) |
| 995 | $lineArray[$k] = rtrim ($literalBlock, " \r\n"); |
| 996 | } |
| 997 | return $lineArray; |
| 998 | } |
| 999 | |
| 1000 | private static function stripIndent ($line, $indent = -1) { |
| 1001 | if ($indent == -1) $indent = strlen($line) - strlen(ltrim($line)); |
| 1002 | return substr ($line, $indent); |
| 1003 | } |
| 1004 | |
| 1005 | private function getParentPathByIndent ($indent) { |
| 1006 | if ($indent == 0) return array(); |
| 1007 | $linePath = $this->path; |
| 1008 | do { |
| 1009 | end($linePath); $lastIndentInParentPath = key($linePath); |
| 1010 | if ($indent <= $lastIndentInParentPath) array_pop ($linePath); |
| 1011 | } while ($indent <= $lastIndentInParentPath); |
| 1012 | return $linePath; |
| 1013 | } |
| 1014 | |
| 1015 | |
| 1016 | private function clearBiggerPathValues ($indent) { |
| 1017 | |
| 1018 | |
| 1019 | if ($indent == 0) $this->path = array(); |
| 1020 | if (empty ($this->path)) return true; |
| 1021 | |
| 1022 | foreach ($this->path as $k => $_) { |
| 1023 | if ($k > $indent) unset ($this->path[$k]); |
| 1024 | } |
| 1025 | |
| 1026 | return true; |
| 1027 | } |
| 1028 | |
| 1029 | |
| 1030 | private static function isComment ($line) { |
| 1031 | if (!$line) return false; |
| 1032 | if ($line[0] == '#') return true; |
| 1033 | if (trim($line, " \r\n\t") == '---') return true; |
| 1034 | return false; |
| 1035 | } |
| 1036 | |
| 1037 | private static function isEmpty ($line) { |
| 1038 | return (trim ($line) === ''); |
| 1039 | } |
| 1040 | |
| 1041 | |
| 1042 | private function isArrayElement ($line) { |
| 1043 | if (!$line || !is_scalar($line)) return false; |
| 1044 | if (substr($line, 0, 2) != '- ') return false; |
| 1045 | if (strlen ($line) > 3) |
| 1046 | if (substr($line,0,3) == '---') return false; |
| 1047 | |
| 1048 | return true; |
| 1049 | } |
| 1050 | |
| 1051 | private function isHashElement ($line) { |
| 1052 | return strpos($line, ':'); |
| 1053 | } |
| 1054 | |
| 1055 | private function isLiteral ($line) { |
| 1056 | if ($this->isArrayElement($line)) return false; |
| 1057 | if ($this->isHashElement($line)) return false; |
| 1058 | return true; |
| 1059 | } |
| 1060 | |
| 1061 | |
| 1062 | private static function unquote ($value) { |
| 1063 | if (!$value) return $value; |
| 1064 | if (!is_string($value)) return $value; |
| 1065 | if ($value[0] == '\'') return trim ($value, '\''); |
| 1066 | if ($value[0] == '"') return trim ($value, '"'); |
| 1067 | return $value; |
| 1068 | } |
| 1069 | |
| 1070 | private function startsMappedSequence ($line) { |
| 1071 | return (substr($line, 0, 2) == '- ' && substr ($line, -1, 1) == ':'); |
| 1072 | } |
| 1073 | |
| 1074 | private function returnMappedSequence ($line) { |
| 1075 | $array = array(); |
| 1076 | $key = self::unquote(trim(substr($line,1,-1))); |
| 1077 | $array[$key] = array(); |
| 1078 | $this->delayedPath = array(strpos ($line, $key) + $this->indent => $key); |
| 1079 | return array($array); |
| 1080 | } |
| 1081 | |
| 1082 | private function checkKeysInValue($value) { |
| 1083 | if (strchr('[{"\'', $value[0]) === false) { |
| 1084 | if (strchr($value, ': ') !== false) { |
| 1085 | throw new Exception('Too many keys: '.$value); |
| 1086 | } |
| 1087 | } |
| 1088 | } |
| 1089 | |
| 1090 | private function returnMappedValue ($line) { |
| 1091 | $this->checkKeysInValue($line); |
| 1092 | $array = array(); |
| 1093 | $key = self::unquote (trim(substr($line,0,-1))); |
| 1094 | $array[$key] = ''; |
| 1095 | return $array; |
| 1096 | } |
| 1097 | |
| 1098 | private function startsMappedValue ($line) { |
| 1099 | return (substr ($line, -1, 1) == ':'); |
| 1100 | } |
| 1101 | |
| 1102 | private function isPlainArray ($line) { |
| 1103 | return ($line[0] == '[' && substr ($line, -1, 1) == ']'); |
| 1104 | } |
| 1105 | |
| 1106 | private function returnPlainArray ($line) { |
| 1107 | return $this->_toType($line); |
| 1108 | } |
| 1109 | |
| 1110 | private function returnKeyValuePair ($line) { |
| 1111 | $array = array(); |
| 1112 | $key = ''; |
| 1113 | if (strpos ($line, ': ')) { |
| 1114 | // It's a key/value pair most likely |
| 1115 | // If the key is in double quotes pull it out |
| 1116 | if (($line[0] == '"' || $line[0] == "'") && preg_match('/^(["\'](.*)["\'](\s)*:)/',$line,$matches)) { |
| 1117 | $value = trim(str_replace($matches[1],'',$line)); |
| 1118 | $key = $matches[2]; |
| 1119 | } else { |
| 1120 | // Do some guesswork as to the key and the value |
| 1121 | $explode = explode(': ', $line); |
| 1122 | $key = trim(array_shift($explode)); |
| 1123 | $value = trim(implode(': ', $explode)); |
| 1124 | $this->checkKeysInValue($value); |
| 1125 | } |
| 1126 | // Set the type of the value. Int, string, etc |
| 1127 | $value = $this->_toType($value); |
| 1128 | |
| 1129 | if ($key === '0') $key = '__!YAMLZero'; |
| 1130 | $array[$key] = $value; |
| 1131 | } else { |
| 1132 | $array = array ($line); |
| 1133 | } |
| 1134 | return $array; |
| 1135 | |
| 1136 | } |
| 1137 | |
| 1138 | |
| 1139 | private function returnArrayElement ($line) { |
| 1140 | if (strlen($line) <= 1) return array(array()); // Weird %) |
| 1141 | $array = array(); |
| 1142 | $value = trim(substr($line,1)); |
| 1143 | $value = $this->_toType($value); |
| 1144 | if ($this->isArrayElement($value)) { |
| 1145 | $value = $this->returnArrayElement($value); |
| 1146 | } |
| 1147 | $array[] = $value; |
| 1148 | return $array; |
| 1149 | } |
| 1150 | |
| 1151 | |
| 1152 | private function nodeContainsGroup ($line) { |
| 1153 | $symbolsForReference = 'A-z0-9_\-'; |
| 1154 | if (strpos($line, '&') === false && strpos($line, '*') === false) return false; // Please die fast ;-) |
| 1155 | if ($line[0] == '&' && preg_match('/^(&['.$symbolsForReference.']+)/', $line, $matches)) return $matches[1]; |
| 1156 | if ($line[0] == '*' && preg_match('/^(\*['.$symbolsForReference.']+)/', $line, $matches)) return $matches[1]; |
| 1157 | if (preg_match('/(&['.$symbolsForReference.']+)$/', $line, $matches)) return $matches[1]; |
| 1158 | if (preg_match('/(\*['.$symbolsForReference.']+$)/', $line, $matches)) return $matches[1]; |
| 1159 | if (preg_match ('#^\s*<<\s*:\s*(\*[^\s]+).*$#', $line, $matches)) return $matches[1]; |
| 1160 | return false; |
| 1161 | |
| 1162 | } |
| 1163 | |
| 1164 | private function addGroup ($line, $group) { |
| 1165 | if ($group[0] == '&') $this->_containsGroupAnchor = substr ($group, 1); |
| 1166 | if ($group[0] == '*') $this->_containsGroupAlias = substr ($group, 1); |
| 1167 | //print_r ($this->path); |
| 1168 | } |
| 1169 | |
| 1170 | private function stripGroup ($line, $group) { |
| 1171 | $line = trim(str_replace($group, '', $line)); |
| 1172 | return $line; |
| 1173 | } |
| 1174 | } |
| 1175 | } |
| 1176 | |
| 1177 | // Enable use of Spyc from command line |
| 1178 | // The syntax is the following: php Spyc.php spyc.yaml |
| 1179 | |
| 1180 | do { |
| 1181 | if (PHP_SAPI != 'cli') break; |
| 1182 | if (empty ($_SERVER['argc']) || $_SERVER['argc'] < 2) break; |
| 1183 | if (empty ($_SERVER['PHP_SELF']) || FALSE === strpos ($_SERVER['PHP_SELF'], 'Spyc.php') ) break; |
| 1184 | $file = $argv[1]; |
| 1185 | echo json_encode (spyc_load_file ($file)); |
| 1186 | } while (0); |