[289] | 1 | <?php |
---|
| 2 | /** |
---|
| 3 | * PHPExcel |
---|
| 4 | * |
---|
| 5 | * Copyright (c) 2006 - 2014 PHPExcel |
---|
| 6 | * |
---|
| 7 | * This library is free software; you can redistribute it and/or |
---|
| 8 | * modify it under the terms of the GNU Lesser General Public |
---|
| 9 | * License as published by the Free Software Foundation; either |
---|
| 10 | * version 2.1 of the License, or (at your option) any later version. |
---|
| 11 | * |
---|
| 12 | * This library is distributed in the hope that it will be useful, |
---|
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
---|
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
---|
| 15 | * Lesser General Public License for more details. |
---|
| 16 | * |
---|
| 17 | * You should have received a copy of the GNU Lesser General Public |
---|
| 18 | * License along with this library; if not, write to the Free Software |
---|
| 19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
---|
| 20 | * |
---|
| 21 | * @category PHPExcel |
---|
| 22 | * @package PHPExcel_Calculation |
---|
| 23 | * @copyright Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel) |
---|
| 24 | * @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL |
---|
| 25 | * @version 1.8.0, 2014-03-02 |
---|
| 26 | */ |
---|
| 27 | |
---|
| 28 | |
---|
| 29 | /** PHPExcel root directory */ |
---|
| 30 | if (!defined('PHPEXCEL_ROOT')) { |
---|
| 31 | /** |
---|
| 32 | * @ignore |
---|
| 33 | */ |
---|
| 34 | define('PHPEXCEL_ROOT', dirname(__FILE__) . '/../../'); |
---|
| 35 | require(PHPEXCEL_ROOT . 'PHPExcel/Autoloader.php'); |
---|
| 36 | } |
---|
| 37 | |
---|
| 38 | |
---|
| 39 | /** MAX_VALUE */ |
---|
| 40 | define('MAX_VALUE', 1.2e308); |
---|
| 41 | |
---|
| 42 | /** 2 / PI */ |
---|
| 43 | define('M_2DIVPI', 0.63661977236758134307553505349006); |
---|
| 44 | |
---|
| 45 | /** MAX_ITERATIONS */ |
---|
| 46 | define('MAX_ITERATIONS', 256); |
---|
| 47 | |
---|
| 48 | /** PRECISION */ |
---|
| 49 | define('PRECISION', 8.88E-016); |
---|
| 50 | |
---|
| 51 | |
---|
| 52 | /** |
---|
| 53 | * PHPExcel_Calculation_Functions |
---|
| 54 | * |
---|
| 55 | * @category PHPExcel |
---|
| 56 | * @package PHPExcel_Calculation |
---|
| 57 | * @copyright Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel) |
---|
| 58 | */ |
---|
| 59 | class PHPExcel_Calculation_Functions { |
---|
| 60 | |
---|
| 61 | /** constants */ |
---|
| 62 | const COMPATIBILITY_EXCEL = 'Excel'; |
---|
| 63 | const COMPATIBILITY_GNUMERIC = 'Gnumeric'; |
---|
| 64 | const COMPATIBILITY_OPENOFFICE = 'OpenOfficeCalc'; |
---|
| 65 | |
---|
| 66 | const RETURNDATE_PHP_NUMERIC = 'P'; |
---|
| 67 | const RETURNDATE_PHP_OBJECT = 'O'; |
---|
| 68 | const RETURNDATE_EXCEL = 'E'; |
---|
| 69 | |
---|
| 70 | |
---|
| 71 | /** |
---|
| 72 | * Compatibility mode to use for error checking and responses |
---|
| 73 | * |
---|
| 74 | * @access private |
---|
| 75 | * @var string |
---|
| 76 | */ |
---|
| 77 | protected static $compatibilityMode = self::COMPATIBILITY_EXCEL; |
---|
| 78 | |
---|
| 79 | /** |
---|
| 80 | * Data Type to use when returning date values |
---|
| 81 | * |
---|
| 82 | * @access private |
---|
| 83 | * @var string |
---|
| 84 | */ |
---|
| 85 | protected static $ReturnDateType = self::RETURNDATE_EXCEL; |
---|
| 86 | |
---|
| 87 | /** |
---|
| 88 | * List of error codes |
---|
| 89 | * |
---|
| 90 | * @access private |
---|
| 91 | * @var array |
---|
| 92 | */ |
---|
| 93 | protected static $_errorCodes = array( 'null' => '#NULL!', |
---|
| 94 | 'divisionbyzero' => '#DIV/0!', |
---|
| 95 | 'value' => '#VALUE!', |
---|
| 96 | 'reference' => '#REF!', |
---|
| 97 | 'name' => '#NAME?', |
---|
| 98 | 'num' => '#NUM!', |
---|
| 99 | 'na' => '#N/A', |
---|
| 100 | 'gettingdata' => '#GETTING_DATA' |
---|
| 101 | ); |
---|
| 102 | |
---|
| 103 | |
---|
| 104 | /** |
---|
| 105 | * Set the Compatibility Mode |
---|
| 106 | * |
---|
| 107 | * @access public |
---|
| 108 | * @category Function Configuration |
---|
| 109 | * @param string $compatibilityMode Compatibility Mode |
---|
| 110 | * Permitted values are: |
---|
| 111 | * PHPExcel_Calculation_Functions::COMPATIBILITY_EXCEL 'Excel' |
---|
| 112 | * PHPExcel_Calculation_Functions::COMPATIBILITY_GNUMERIC 'Gnumeric' |
---|
| 113 | * PHPExcel_Calculation_Functions::COMPATIBILITY_OPENOFFICE 'OpenOfficeCalc' |
---|
| 114 | * @return boolean (Success or Failure) |
---|
| 115 | */ |
---|
| 116 | public static function setCompatibilityMode($compatibilityMode) { |
---|
| 117 | if (($compatibilityMode == self::COMPATIBILITY_EXCEL) || |
---|
| 118 | ($compatibilityMode == self::COMPATIBILITY_GNUMERIC) || |
---|
| 119 | ($compatibilityMode == self::COMPATIBILITY_OPENOFFICE)) { |
---|
| 120 | self::$compatibilityMode = $compatibilityMode; |
---|
| 121 | return True; |
---|
| 122 | } |
---|
| 123 | return False; |
---|
| 124 | } // function setCompatibilityMode() |
---|
| 125 | |
---|
| 126 | |
---|
| 127 | /** |
---|
| 128 | * Return the current Compatibility Mode |
---|
| 129 | * |
---|
| 130 | * @access public |
---|
| 131 | * @category Function Configuration |
---|
| 132 | * @return string Compatibility Mode |
---|
| 133 | * Possible Return values are: |
---|
| 134 | * PHPExcel_Calculation_Functions::COMPATIBILITY_EXCEL 'Excel' |
---|
| 135 | * PHPExcel_Calculation_Functions::COMPATIBILITY_GNUMERIC 'Gnumeric' |
---|
| 136 | * PHPExcel_Calculation_Functions::COMPATIBILITY_OPENOFFICE 'OpenOfficeCalc' |
---|
| 137 | */ |
---|
| 138 | public static function getCompatibilityMode() { |
---|
| 139 | return self::$compatibilityMode; |
---|
| 140 | } // function getCompatibilityMode() |
---|
| 141 | |
---|
| 142 | |
---|
| 143 | /** |
---|
| 144 | * Set the Return Date Format used by functions that return a date/time (Excel, PHP Serialized Numeric or PHP Object) |
---|
| 145 | * |
---|
| 146 | * @access public |
---|
| 147 | * @category Function Configuration |
---|
| 148 | * @param string $returnDateType Return Date Format |
---|
| 149 | * Permitted values are: |
---|
| 150 | * PHPExcel_Calculation_Functions::RETURNDATE_PHP_NUMERIC 'P' |
---|
| 151 | * PHPExcel_Calculation_Functions::RETURNDATE_PHP_OBJECT 'O' |
---|
| 152 | * PHPExcel_Calculation_Functions::RETURNDATE_EXCEL 'E' |
---|
| 153 | * @return boolean Success or failure |
---|
| 154 | */ |
---|
| 155 | public static function setReturnDateType($returnDateType) { |
---|
| 156 | if (($returnDateType == self::RETURNDATE_PHP_NUMERIC) || |
---|
| 157 | ($returnDateType == self::RETURNDATE_PHP_OBJECT) || |
---|
| 158 | ($returnDateType == self::RETURNDATE_EXCEL)) { |
---|
| 159 | self::$ReturnDateType = $returnDateType; |
---|
| 160 | return True; |
---|
| 161 | } |
---|
| 162 | return False; |
---|
| 163 | } // function setReturnDateType() |
---|
| 164 | |
---|
| 165 | |
---|
| 166 | /** |
---|
| 167 | * Return the current Return Date Format for functions that return a date/time (Excel, PHP Serialized Numeric or PHP Object) |
---|
| 168 | * |
---|
| 169 | * @access public |
---|
| 170 | * @category Function Configuration |
---|
| 171 | * @return string Return Date Format |
---|
| 172 | * Possible Return values are: |
---|
| 173 | * PHPExcel_Calculation_Functions::RETURNDATE_PHP_NUMERIC 'P' |
---|
| 174 | * PHPExcel_Calculation_Functions::RETURNDATE_PHP_OBJECT 'O' |
---|
| 175 | * PHPExcel_Calculation_Functions::RETURNDATE_EXCEL 'E' |
---|
| 176 | */ |
---|
| 177 | public static function getReturnDateType() { |
---|
| 178 | return self::$ReturnDateType; |
---|
| 179 | } // function getReturnDateType() |
---|
| 180 | |
---|
| 181 | |
---|
| 182 | /** |
---|
| 183 | * DUMMY |
---|
| 184 | * |
---|
| 185 | * @access public |
---|
| 186 | * @category Error Returns |
---|
| 187 | * @return string #Not Yet Implemented |
---|
| 188 | */ |
---|
| 189 | public static function DUMMY() { |
---|
| 190 | return '#Not Yet Implemented'; |
---|
| 191 | } // function DUMMY() |
---|
| 192 | |
---|
| 193 | |
---|
| 194 | /** |
---|
| 195 | * DIV0 |
---|
| 196 | * |
---|
| 197 | * @access public |
---|
| 198 | * @category Error Returns |
---|
| 199 | * @return string #Not Yet Implemented |
---|
| 200 | */ |
---|
| 201 | public static function DIV0() { |
---|
| 202 | return self::$_errorCodes['divisionbyzero']; |
---|
| 203 | } // function DIV0() |
---|
| 204 | |
---|
| 205 | |
---|
| 206 | /** |
---|
| 207 | * NA |
---|
| 208 | * |
---|
| 209 | * Excel Function: |
---|
| 210 | * =NA() |
---|
| 211 | * |
---|
| 212 | * Returns the error value #N/A |
---|
| 213 | * #N/A is the error value that means "no value is available." |
---|
| 214 | * |
---|
| 215 | * @access public |
---|
| 216 | * @category Logical Functions |
---|
| 217 | * @return string #N/A! |
---|
| 218 | */ |
---|
| 219 | public static function NA() { |
---|
| 220 | return self::$_errorCodes['na']; |
---|
| 221 | } // function NA() |
---|
| 222 | |
---|
| 223 | |
---|
| 224 | /** |
---|
| 225 | * NaN |
---|
| 226 | * |
---|
| 227 | * Returns the error value #NUM! |
---|
| 228 | * |
---|
| 229 | * @access public |
---|
| 230 | * @category Error Returns |
---|
| 231 | * @return string #NUM! |
---|
| 232 | */ |
---|
| 233 | public static function NaN() { |
---|
| 234 | return self::$_errorCodes['num']; |
---|
| 235 | } // function NaN() |
---|
| 236 | |
---|
| 237 | |
---|
| 238 | /** |
---|
| 239 | * NAME |
---|
| 240 | * |
---|
| 241 | * Returns the error value #NAME? |
---|
| 242 | * |
---|
| 243 | * @access public |
---|
| 244 | * @category Error Returns |
---|
| 245 | * @return string #NAME? |
---|
| 246 | */ |
---|
| 247 | public static function NAME() { |
---|
| 248 | return self::$_errorCodes['name']; |
---|
| 249 | } // function NAME() |
---|
| 250 | |
---|
| 251 | |
---|
| 252 | /** |
---|
| 253 | * REF |
---|
| 254 | * |
---|
| 255 | * Returns the error value #REF! |
---|
| 256 | * |
---|
| 257 | * @access public |
---|
| 258 | * @category Error Returns |
---|
| 259 | * @return string #REF! |
---|
| 260 | */ |
---|
| 261 | public static function REF() { |
---|
| 262 | return self::$_errorCodes['reference']; |
---|
| 263 | } // function REF() |
---|
| 264 | |
---|
| 265 | |
---|
| 266 | /** |
---|
| 267 | * NULL |
---|
| 268 | * |
---|
| 269 | * Returns the error value #NULL! |
---|
| 270 | * |
---|
| 271 | * @access public |
---|
| 272 | * @category Error Returns |
---|
| 273 | * @return string #NULL! |
---|
| 274 | */ |
---|
| 275 | public static function NULL() { |
---|
| 276 | return self::$_errorCodes['null']; |
---|
| 277 | } // function NULL() |
---|
| 278 | |
---|
| 279 | |
---|
| 280 | /** |
---|
| 281 | * VALUE |
---|
| 282 | * |
---|
| 283 | * Returns the error value #VALUE! |
---|
| 284 | * |
---|
| 285 | * @access public |
---|
| 286 | * @category Error Returns |
---|
| 287 | * @return string #VALUE! |
---|
| 288 | */ |
---|
| 289 | public static function VALUE() { |
---|
| 290 | return self::$_errorCodes['value']; |
---|
| 291 | } // function VALUE() |
---|
| 292 | |
---|
| 293 | |
---|
| 294 | public static function isMatrixValue($idx) { |
---|
| 295 | return ((substr_count($idx,'.') <= 1) || (preg_match('/\.[A-Z]/',$idx) > 0)); |
---|
| 296 | } |
---|
| 297 | |
---|
| 298 | |
---|
| 299 | public static function isValue($idx) { |
---|
| 300 | return (substr_count($idx,'.') == 0); |
---|
| 301 | } |
---|
| 302 | |
---|
| 303 | |
---|
| 304 | public static function isCellValue($idx) { |
---|
| 305 | return (substr_count($idx,'.') > 1); |
---|
| 306 | } |
---|
| 307 | |
---|
| 308 | |
---|
| 309 | public static function _ifCondition($condition) { |
---|
| 310 | $condition = PHPExcel_Calculation_Functions::flattenSingleValue($condition); |
---|
| 311 | if (!isset($condition{0})) |
---|
| 312 | $condition = '=""'; |
---|
| 313 | if (!in_array($condition{0},array('>', '<', '='))) { |
---|
| 314 | if (!is_numeric($condition)) { $condition = PHPExcel_Calculation::_wrapResult(strtoupper($condition)); } |
---|
| 315 | return '='.$condition; |
---|
| 316 | } else { |
---|
| 317 | preg_match('/([<>=]+)(.*)/',$condition,$matches); |
---|
| 318 | list(,$operator,$operand) = $matches; |
---|
| 319 | |
---|
| 320 | if (!is_numeric($operand)) { |
---|
| 321 | $operand = str_replace('"', '""', $operand); |
---|
| 322 | $operand = PHPExcel_Calculation::_wrapResult(strtoupper($operand)); |
---|
| 323 | } |
---|
| 324 | |
---|
| 325 | return $operator.$operand; |
---|
| 326 | } |
---|
| 327 | } // function _ifCondition() |
---|
| 328 | |
---|
| 329 | |
---|
| 330 | /** |
---|
| 331 | * ERROR_TYPE |
---|
| 332 | * |
---|
| 333 | * @param mixed $value Value to check |
---|
| 334 | * @return boolean |
---|
| 335 | */ |
---|
| 336 | public static function ERROR_TYPE($value = '') { |
---|
| 337 | $value = self::flattenSingleValue($value); |
---|
| 338 | |
---|
| 339 | $i = 1; |
---|
| 340 | foreach(self::$_errorCodes as $errorCode) { |
---|
| 341 | if ($value === $errorCode) { |
---|
| 342 | return $i; |
---|
| 343 | } |
---|
| 344 | ++$i; |
---|
| 345 | } |
---|
| 346 | return self::NA(); |
---|
| 347 | } // function ERROR_TYPE() |
---|
| 348 | |
---|
| 349 | |
---|
| 350 | /** |
---|
| 351 | * IS_BLANK |
---|
| 352 | * |
---|
| 353 | * @param mixed $value Value to check |
---|
| 354 | * @return boolean |
---|
| 355 | */ |
---|
| 356 | public static function IS_BLANK($value = NULL) { |
---|
| 357 | if (!is_null($value)) { |
---|
| 358 | $value = self::flattenSingleValue($value); |
---|
| 359 | } |
---|
| 360 | |
---|
| 361 | return is_null($value); |
---|
| 362 | } // function IS_BLANK() |
---|
| 363 | |
---|
| 364 | |
---|
| 365 | /** |
---|
| 366 | * IS_ERR |
---|
| 367 | * |
---|
| 368 | * @param mixed $value Value to check |
---|
| 369 | * @return boolean |
---|
| 370 | */ |
---|
| 371 | public static function IS_ERR($value = '') { |
---|
| 372 | $value = self::flattenSingleValue($value); |
---|
| 373 | |
---|
| 374 | return self::IS_ERROR($value) && (!self::IS_NA($value)); |
---|
| 375 | } // function IS_ERR() |
---|
| 376 | |
---|
| 377 | |
---|
| 378 | /** |
---|
| 379 | * IS_ERROR |
---|
| 380 | * |
---|
| 381 | * @param mixed $value Value to check |
---|
| 382 | * @return boolean |
---|
| 383 | */ |
---|
| 384 | public static function IS_ERROR($value = '') { |
---|
| 385 | $value = self::flattenSingleValue($value); |
---|
| 386 | |
---|
| 387 | if (!is_string($value)) |
---|
| 388 | return false; |
---|
| 389 | return in_array($value, array_values(self::$_errorCodes)); |
---|
| 390 | } // function IS_ERROR() |
---|
| 391 | |
---|
| 392 | |
---|
| 393 | /** |
---|
| 394 | * IS_NA |
---|
| 395 | * |
---|
| 396 | * @param mixed $value Value to check |
---|
| 397 | * @return boolean |
---|
| 398 | */ |
---|
| 399 | public static function IS_NA($value = '') { |
---|
| 400 | $value = self::flattenSingleValue($value); |
---|
| 401 | |
---|
| 402 | return ($value === self::NA()); |
---|
| 403 | } // function IS_NA() |
---|
| 404 | |
---|
| 405 | |
---|
| 406 | /** |
---|
| 407 | * IS_EVEN |
---|
| 408 | * |
---|
| 409 | * @param mixed $value Value to check |
---|
| 410 | * @return boolean |
---|
| 411 | */ |
---|
| 412 | public static function IS_EVEN($value = NULL) { |
---|
| 413 | $value = self::flattenSingleValue($value); |
---|
| 414 | |
---|
| 415 | if ($value === NULL) |
---|
| 416 | return self::NAME(); |
---|
| 417 | if ((is_bool($value)) || ((is_string($value)) && (!is_numeric($value)))) |
---|
| 418 | return self::VALUE(); |
---|
| 419 | return ($value % 2 == 0); |
---|
| 420 | } // function IS_EVEN() |
---|
| 421 | |
---|
| 422 | |
---|
| 423 | /** |
---|
| 424 | * IS_ODD |
---|
| 425 | * |
---|
| 426 | * @param mixed $value Value to check |
---|
| 427 | * @return boolean |
---|
| 428 | */ |
---|
| 429 | public static function IS_ODD($value = NULL) { |
---|
| 430 | $value = self::flattenSingleValue($value); |
---|
| 431 | |
---|
| 432 | if ($value === NULL) |
---|
| 433 | return self::NAME(); |
---|
| 434 | if ((is_bool($value)) || ((is_string($value)) && (!is_numeric($value)))) |
---|
| 435 | return self::VALUE(); |
---|
| 436 | return (abs($value) % 2 == 1); |
---|
| 437 | } // function IS_ODD() |
---|
| 438 | |
---|
| 439 | |
---|
| 440 | /** |
---|
| 441 | * IS_NUMBER |
---|
| 442 | * |
---|
| 443 | * @param mixed $value Value to check |
---|
| 444 | * @return boolean |
---|
| 445 | */ |
---|
| 446 | public static function IS_NUMBER($value = NULL) { |
---|
| 447 | $value = self::flattenSingleValue($value); |
---|
| 448 | |
---|
| 449 | if (is_string($value)) { |
---|
| 450 | return False; |
---|
| 451 | } |
---|
| 452 | return is_numeric($value); |
---|
| 453 | } // function IS_NUMBER() |
---|
| 454 | |
---|
| 455 | |
---|
| 456 | /** |
---|
| 457 | * IS_LOGICAL |
---|
| 458 | * |
---|
| 459 | * @param mixed $value Value to check |
---|
| 460 | * @return boolean |
---|
| 461 | */ |
---|
| 462 | public static function IS_LOGICAL($value = NULL) { |
---|
| 463 | $value = self::flattenSingleValue($value); |
---|
| 464 | |
---|
| 465 | return is_bool($value); |
---|
| 466 | } // function IS_LOGICAL() |
---|
| 467 | |
---|
| 468 | |
---|
| 469 | /** |
---|
| 470 | * IS_TEXT |
---|
| 471 | * |
---|
| 472 | * @param mixed $value Value to check |
---|
| 473 | * @return boolean |
---|
| 474 | */ |
---|
| 475 | public static function IS_TEXT($value = NULL) { |
---|
| 476 | $value = self::flattenSingleValue($value); |
---|
| 477 | |
---|
| 478 | return (is_string($value) && !self::IS_ERROR($value)); |
---|
| 479 | } // function IS_TEXT() |
---|
| 480 | |
---|
| 481 | |
---|
| 482 | /** |
---|
| 483 | * IS_NONTEXT |
---|
| 484 | * |
---|
| 485 | * @param mixed $value Value to check |
---|
| 486 | * @return boolean |
---|
| 487 | */ |
---|
| 488 | public static function IS_NONTEXT($value = NULL) { |
---|
| 489 | return !self::IS_TEXT($value); |
---|
| 490 | } // function IS_NONTEXT() |
---|
| 491 | |
---|
| 492 | |
---|
| 493 | /** |
---|
| 494 | * VERSION |
---|
| 495 | * |
---|
| 496 | * @return string Version information |
---|
| 497 | */ |
---|
| 498 | public static function VERSION() { |
---|
| 499 | return 'PHPExcel 1.8.0, 2014-03-02'; |
---|
| 500 | } // function VERSION() |
---|
| 501 | |
---|
| 502 | |
---|
| 503 | /** |
---|
| 504 | * N |
---|
| 505 | * |
---|
| 506 | * Returns a value converted to a number |
---|
| 507 | * |
---|
| 508 | * @param value The value you want converted |
---|
| 509 | * @return number N converts values listed in the following table |
---|
| 510 | * If value is or refers to N returns |
---|
| 511 | * A number That number |
---|
| 512 | * A date The serial number of that date |
---|
| 513 | * TRUE 1 |
---|
| 514 | * FALSE 0 |
---|
| 515 | * An error value The error value |
---|
| 516 | * Anything else 0 |
---|
| 517 | */ |
---|
| 518 | public static function N($value = NULL) { |
---|
| 519 | while (is_array($value)) { |
---|
| 520 | $value = array_shift($value); |
---|
| 521 | } |
---|
| 522 | |
---|
| 523 | switch (gettype($value)) { |
---|
| 524 | case 'double' : |
---|
| 525 | case 'float' : |
---|
| 526 | case 'integer' : |
---|
| 527 | return $value; |
---|
| 528 | break; |
---|
| 529 | case 'boolean' : |
---|
| 530 | return (integer) $value; |
---|
| 531 | break; |
---|
| 532 | case 'string' : |
---|
| 533 | // Errors |
---|
| 534 | if ((strlen($value) > 0) && ($value{0} == '#')) { |
---|
| 535 | return $value; |
---|
| 536 | } |
---|
| 537 | break; |
---|
| 538 | } |
---|
| 539 | return 0; |
---|
| 540 | } // function N() |
---|
| 541 | |
---|
| 542 | |
---|
| 543 | /** |
---|
| 544 | * TYPE |
---|
| 545 | * |
---|
| 546 | * Returns a number that identifies the type of a value |
---|
| 547 | * |
---|
| 548 | * @param value The value you want tested |
---|
| 549 | * @return number N converts values listed in the following table |
---|
| 550 | * If value is or refers to N returns |
---|
| 551 | * A number 1 |
---|
| 552 | * Text 2 |
---|
| 553 | * Logical Value 4 |
---|
| 554 | * An error value 16 |
---|
| 555 | * Array or Matrix 64 |
---|
| 556 | */ |
---|
| 557 | public static function TYPE($value = NULL) { |
---|
| 558 | $value = self::flattenArrayIndexed($value); |
---|
| 559 | if (is_array($value) && (count($value) > 1)) { |
---|
| 560 | $a = array_keys($value); |
---|
| 561 | $a = array_pop($a); |
---|
| 562 | // Range of cells is an error |
---|
| 563 | if (self::isCellValue($a)) { |
---|
| 564 | return 16; |
---|
| 565 | // Test for Matrix |
---|
| 566 | } elseif (self::isMatrixValue($a)) { |
---|
| 567 | return 64; |
---|
| 568 | } |
---|
| 569 | } elseif(empty($value)) { |
---|
| 570 | // Empty Cell |
---|
| 571 | return 1; |
---|
| 572 | } |
---|
| 573 | $value = self::flattenSingleValue($value); |
---|
| 574 | |
---|
| 575 | if (($value === NULL) || (is_float($value)) || (is_int($value))) { |
---|
| 576 | return 1; |
---|
| 577 | } elseif(is_bool($value)) { |
---|
| 578 | return 4; |
---|
| 579 | } elseif(is_array($value)) { |
---|
| 580 | return 64; |
---|
| 581 | break; |
---|
| 582 | } elseif(is_string($value)) { |
---|
| 583 | // Errors |
---|
| 584 | if ((strlen($value) > 0) && ($value{0} == '#')) { |
---|
| 585 | return 16; |
---|
| 586 | } |
---|
| 587 | return 2; |
---|
| 588 | } |
---|
| 589 | return 0; |
---|
| 590 | } // function TYPE() |
---|
| 591 | |
---|
| 592 | |
---|
| 593 | /** |
---|
| 594 | * Convert a multi-dimensional array to a simple 1-dimensional array |
---|
| 595 | * |
---|
| 596 | * @param array $array Array to be flattened |
---|
| 597 | * @return array Flattened array |
---|
| 598 | */ |
---|
| 599 | public static function flattenArray($array) { |
---|
| 600 | if (!is_array($array)) { |
---|
| 601 | return (array) $array; |
---|
| 602 | } |
---|
| 603 | |
---|
| 604 | $arrayValues = array(); |
---|
| 605 | foreach ($array as $value) { |
---|
| 606 | if (is_array($value)) { |
---|
| 607 | foreach ($value as $val) { |
---|
| 608 | if (is_array($val)) { |
---|
| 609 | foreach ($val as $v) { |
---|
| 610 | $arrayValues[] = $v; |
---|
| 611 | } |
---|
| 612 | } else { |
---|
| 613 | $arrayValues[] = $val; |
---|
| 614 | } |
---|
| 615 | } |
---|
| 616 | } else { |
---|
| 617 | $arrayValues[] = $value; |
---|
| 618 | } |
---|
| 619 | } |
---|
| 620 | |
---|
| 621 | return $arrayValues; |
---|
| 622 | } // function flattenArray() |
---|
| 623 | |
---|
| 624 | |
---|
| 625 | /** |
---|
| 626 | * Convert a multi-dimensional array to a simple 1-dimensional array, but retain an element of indexing |
---|
| 627 | * |
---|
| 628 | * @param array $array Array to be flattened |
---|
| 629 | * @return array Flattened array |
---|
| 630 | */ |
---|
| 631 | public static function flattenArrayIndexed($array) { |
---|
| 632 | if (!is_array($array)) { |
---|
| 633 | return (array) $array; |
---|
| 634 | } |
---|
| 635 | |
---|
| 636 | $arrayValues = array(); |
---|
| 637 | foreach ($array as $k1 => $value) { |
---|
| 638 | if (is_array($value)) { |
---|
| 639 | foreach ($value as $k2 => $val) { |
---|
| 640 | if (is_array($val)) { |
---|
| 641 | foreach ($val as $k3 => $v) { |
---|
| 642 | $arrayValues[$k1.'.'.$k2.'.'.$k3] = $v; |
---|
| 643 | } |
---|
| 644 | } else { |
---|
| 645 | $arrayValues[$k1.'.'.$k2] = $val; |
---|
| 646 | } |
---|
| 647 | } |
---|
| 648 | } else { |
---|
| 649 | $arrayValues[$k1] = $value; |
---|
| 650 | } |
---|
| 651 | } |
---|
| 652 | |
---|
| 653 | return $arrayValues; |
---|
| 654 | } // function flattenArrayIndexed() |
---|
| 655 | |
---|
| 656 | |
---|
| 657 | /** |
---|
| 658 | * Convert an array to a single scalar value by extracting the first element |
---|
| 659 | * |
---|
| 660 | * @param mixed $value Array or scalar value |
---|
| 661 | * @return mixed |
---|
| 662 | */ |
---|
| 663 | public static function flattenSingleValue($value = '') { |
---|
| 664 | while (is_array($value)) { |
---|
| 665 | $value = array_pop($value); |
---|
| 666 | } |
---|
| 667 | |
---|
| 668 | return $value; |
---|
| 669 | } // function flattenSingleValue() |
---|
| 670 | |
---|
| 671 | } // class PHPExcel_Calculation_Functions |
---|
| 672 | |
---|
| 673 | |
---|
| 674 | // |
---|
| 675 | // There are a few mathematical functions that aren't available on all versions of PHP for all platforms |
---|
| 676 | // These functions aren't available in Windows implementations of PHP prior to version 5.3.0 |
---|
| 677 | // So we test if they do exist for this version of PHP/operating platform; and if not we create them |
---|
| 678 | // |
---|
| 679 | if (!function_exists('acosh')) { |
---|
| 680 | function acosh($x) { |
---|
| 681 | return 2 * log(sqrt(($x + 1) / 2) + sqrt(($x - 1) / 2)); |
---|
| 682 | } // function acosh() |
---|
| 683 | } |
---|
| 684 | |
---|
| 685 | if (!function_exists('asinh')) { |
---|
| 686 | function asinh($x) { |
---|
| 687 | return log($x + sqrt(1 + $x * $x)); |
---|
| 688 | } // function asinh() |
---|
| 689 | } |
---|
| 690 | |
---|
| 691 | if (!function_exists('atanh')) { |
---|
| 692 | function atanh($x) { |
---|
| 693 | return (log(1 + $x) - log(1 - $x)) / 2; |
---|
| 694 | } // function atanh() |
---|
| 695 | } |
---|
| 696 | |
---|
| 697 | |
---|
| 698 | // |
---|
| 699 | // Strangely, PHP doesn't have a mb_str_replace multibyte function |
---|
| 700 | // As we'll only ever use this function with UTF-8 characters, we can simply "hard-code" the character set |
---|
| 701 | // |
---|
| 702 | if ((!function_exists('mb_str_replace')) && |
---|
| 703 | (function_exists('mb_substr')) && (function_exists('mb_strlen')) && (function_exists('mb_strpos'))) { |
---|
| 704 | function mb_str_replace($search, $replace, $subject) { |
---|
| 705 | if(is_array($subject)) { |
---|
| 706 | $ret = array(); |
---|
| 707 | foreach($subject as $key => $val) { |
---|
| 708 | $ret[$key] = mb_str_replace($search, $replace, $val); |
---|
| 709 | } |
---|
| 710 | return $ret; |
---|
| 711 | } |
---|
| 712 | |
---|
| 713 | foreach((array) $search as $key => $s) { |
---|
| 714 | if($s == '') { |
---|
| 715 | continue; |
---|
| 716 | } |
---|
| 717 | $r = !is_array($replace) ? $replace : (array_key_exists($key, $replace) ? $replace[$key] : ''); |
---|
| 718 | $pos = mb_strpos($subject, $s, 0, 'UTF-8'); |
---|
| 719 | while($pos !== false) { |
---|
| 720 | $subject = mb_substr($subject, 0, $pos, 'UTF-8') . $r . mb_substr($subject, $pos + mb_strlen($s, 'UTF-8'), 65535, 'UTF-8'); |
---|
| 721 | $pos = mb_strpos($subject, $s, $pos + mb_strlen($r, 'UTF-8'), 'UTF-8'); |
---|
| 722 | } |
---|
| 723 | } |
---|
| 724 | return $subject; |
---|
| 725 | } |
---|
| 726 | } |
---|