stock_online /include/PHPExcel/Reader/SYLK.php

Language PHP Lines 499
MD5 Hash 20e742477d8f61ac2cd2248928425e9d Estimated Cost $6,965 (why?)
Repository https://bitbucket.org/sleininger/stock_online View Raw File View Project SPDX
  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
<?php
/**
 * PHPExcel
 *
 * Copyright (c) 2006 - 2012 PHPExcel
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 *
 * @category   PHPExcel
 * @package    PHPExcel_Reader
 * @copyright  Copyright (c) 2006 - 2012 PHPExcel (http://www.codeplex.com/PHPExcel)
 * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
 * @version    1.7.7, 2012-05-19
 */


/** PHPExcel root directory */
if (!defined('PHPEXCEL_ROOT')) {
	/**
	 * @ignore
	 */
	define('PHPEXCEL_ROOT', dirname(__FILE__) . '/../../');
	require(PHPEXCEL_ROOT . 'PHPExcel/Autoloader.php');
}

/**
 * PHPExcel_Reader_SYLK
 *
 * @category   PHPExcel
 * @package    PHPExcel_Reader
 * @copyright  Copyright (c) 2006 - 2012 PHPExcel (http://www.codeplex.com/PHPExcel)
 */
class PHPExcel_Reader_SYLK implements PHPExcel_Reader_IReader
{
	/**
	 * Input encoding
	 *
	 * @var string
	 */
	private $_inputEncoding	= 'ANSI';

	/**
	 * Sheet index to read
	 *
	 * @var int
	 */
	private $_sheetIndex 	= 0;

	/**
	 * Formats
	 *
	 * @var array
	 */
	private $_formats = array();

	/**
	 * Format Count
	 *
	 * @var int
	 */
	private $_format = 0;

	/**
	 * PHPExcel_Reader_IReadFilter instance
	 *
	 * @var PHPExcel_Reader_IReadFilter
	 */
	private $_readFilter = null;


	/**
	 * Create a new PHPExcel_Reader_SYLK
	 */
	public function __construct() {
		$this->_readFilter 	= new PHPExcel_Reader_DefaultReadFilter();
	}


	/**
	 * Can the current PHPExcel_Reader_IReader read the file?
	 *
	 * @param 	string 		$pFileName
	 * @return 	boolean
	 * @throws Exception
	 */
	public function canRead($pFilename)
	{
		// Check if file exists
		if (!file_exists($pFilename)) {
			throw new Exception("Could not open " . $pFilename . " for reading! File does not exist.");
		}

		// Read sample data (first 2 KB will do)
		$fh = fopen($pFilename, 'r');
		$data = fread($fh, 2048);
		fclose($fh);

		// Count delimiters in file
		$delimiterCount = substr_count($data, ';');
		if ($delimiterCount < 1) {
			return false;
		}

		// Analyze first line looking for ID; signature
		$lines = explode("\n", $data);
		if (substr($lines[0],0,4) != 'ID;P') {
			return false;
		}

		return true;
	}


	/**
	 * Read filter
	 *
	 * @return PHPExcel_Reader_IReadFilter
	 */
	public function getReadFilter() {
		return $this->_readFilter;
	}


	/**
	 * Set read filter
	 *
	 * @param PHPExcel_Reader_IReadFilter $pValue
	 */
	public function setReadFilter(PHPExcel_Reader_IReadFilter $pValue) {
		$this->_readFilter = $pValue;
		return $this;
	}


	/**
	 * Set input encoding
	 *
	 * @param string $pValue Input encoding
	 */
	public function setInputEncoding($pValue = 'ANSI')
	{
		$this->_inputEncoding = $pValue;
		return $this;
	}


	/**
	 * Get input encoding
	 *
	 * @return string
	 */
	public function getInputEncoding()
	{
		return $this->_inputEncoding;
	}


	/**
	 * Return worksheet info (Name, Last Column Letter, Last Column Index, Total Rows, Total Columns)
	 *
	 * @param   string     $pFilename
	 * @throws   Exception
	 */
	public function listWorksheetInfo($pFilename)
	{
		// Check if file exists
		if (!file_exists($pFilename)) {
			throw new Exception("Could not open " . $pFilename . " for reading! File does not exist.");
		}

		// Open file
		$fileHandle = fopen($pFilename, 'r');
		if ($fileHandle === false) {
			throw new Exception("Could not open file " . $pFilename . " for reading.");
		}

		$worksheetInfo = array();
		$worksheetInfo[0]['worksheetName'] = 'Worksheet';
		$worksheetInfo[0]['lastColumnLetter'] = 'A';
		$worksheetInfo[0]['lastColumnIndex'] = 0;
		$worksheetInfo[0]['totalRows'] = 0;
		$worksheetInfo[0]['totalColumns'] = 0;

		// Loop through file
		$rowData = array();

		// loop through one row (line) at a time in the file
		$rowIndex = 0;
		while (($rowData = fgets($fileHandle)) !== FALSE) {
			$columnIndex = 0;

			// convert SYLK encoded $rowData to UTF-8
			$rowData = PHPExcel_Shared_String::SYLKtoUTF8($rowData);

			// explode each row at semicolons while taking into account that literal semicolon (;)
			// is escaped like this (;;)
			$rowData = explode("\t",str_replace('?',';',str_replace(';',"\t",str_replace(';;','?',rtrim($rowData)))));

			$dataType = array_shift($rowData);
			if ($dataType == 'C') {
				//  Read cell value data
				foreach($rowData as $rowDatum) {
					switch($rowDatum{0}) {
						case 'C' :
						case 'X' :
							$columnIndex = substr($rowDatum,1) - 1;
							break;
						case 'R' :
						case 'Y' :
							$rowIndex = substr($rowDatum,1);
							break;
					}

					$worksheetInfo[0]['totalRows'] = max($worksheetInfo[0]['totalRows'], $rowIndex);
					$worksheetInfo[0]['lastColumnIndex'] = max($worksheetInfo[0]['lastColumnIndex'], $columnIndex);
				}
			}
		}

		$worksheetInfo[0]['lastColumnLetter'] = PHPExcel_Cell::stringFromColumnIndex($worksheetInfo[0]['lastColumnIndex']);
		$worksheetInfo[0]['totalColumns'] = $worksheetInfo[0]['lastColumnIndex'] + 1;

		// Close file
		fclose($fileHandle);

		return $worksheetInfo;
	}


	/**
	 * Loads PHPExcel from file
	 *
	 * @param 	string 		$pFilename
	 * @return 	PHPExcel
	 * @throws 	Exception
	 */
	public function load($pFilename)
	{
		// Create new PHPExcel
		$objPHPExcel = new PHPExcel();

		// Load into this instance
		return $this->loadIntoExisting($pFilename, $objPHPExcel);
	}


	/**
	 * Loads PHPExcel from file into PHPExcel instance
	 *
	 * @param 	string 		$pFilename
	 * @param	PHPExcel	$objPHPExcel
	 * @return 	PHPExcel
	 * @throws 	Exception
	 */
	public function loadIntoExisting($pFilename, PHPExcel $objPHPExcel)
	{
		// Check if file exists
		if (!file_exists($pFilename)) {
			throw new Exception("Could not open " . $pFilename . " for reading! File does not exist.");
		}

		// Create new PHPExcel
		while ($objPHPExcel->getSheetCount() <= $this->_sheetIndex) {
			$objPHPExcel->createSheet();
		}
		$objPHPExcel->setActiveSheetIndex( $this->_sheetIndex );

		$fromFormats	= array('\-',	'\ ');
		$toFormats		= array('-',	' ');

		// Open file
		$fileHandle = fopen($pFilename, 'r');
		if ($fileHandle === false) {
			throw new Exception("Could not open file $pFilename for reading.");
		}

		// Loop through file
		$rowData = array();
		$column = $row = '';

		// loop through one row (line) at a time in the file
		while (($rowData = fgets($fileHandle)) !== FALSE) {

			// convert SYLK encoded $rowData to UTF-8
			$rowData = PHPExcel_Shared_String::SYLKtoUTF8($rowData);

			// explode each row at semicolons while taking into account that literal semicolon (;)
			// is escaped like this (;;)
			$rowData = explode("\t",str_replace('¤',';',str_replace(';',"\t",str_replace(';;','¤',rtrim($rowData)))));

			$dataType = array_shift($rowData);
			//	Read shared styles
			if ($dataType == 'P') {
				$formatArray = array();
				foreach($rowData as $rowDatum) {
					switch($rowDatum{0}) {
						case 'P' :	$formatArray['numberformat']['code'] = str_replace($fromFormats,$toFormats,substr($rowDatum,1));
									break;
						case 'E' :
						case 'F' :	$formatArray['font']['name'] = substr($rowDatum,1);
									break;
						case 'L' :	$formatArray['font']['size'] = substr($rowDatum,1);
									break;
						case 'S' :	$styleSettings = substr($rowDatum,1);
									for ($i=0;$i<strlen($styleSettings);++$i) {
										switch ($styleSettings{$i}) {
											case 'I' :	$formatArray['font']['italic'] = true;
														break;
											case 'D' :	$formatArray['font']['bold'] = true;
														break;
											case 'T' :	$formatArray['borders']['top']['style'] = PHPExcel_Style_Border::BORDER_THIN;
														break;
											case 'B' :	$formatArray['borders']['bottom']['style'] = PHPExcel_Style_Border::BORDER_THIN;
														break;
											case 'L' :	$formatArray['borders']['left']['style'] = PHPExcel_Style_Border::BORDER_THIN;
														break;
											case 'R' :	$formatArray['borders']['right']['style'] = PHPExcel_Style_Border::BORDER_THIN;
														break;
										}
									}
									break;
					}
				}
				$this->_formats['P'.$this->_format++] = $formatArray;
			//	Read cell value data
			} elseif ($dataType == 'C') {
				$hasCalculatedValue = false;
				$cellData = $cellDataFormula = '';
				foreach($rowData as $rowDatum) {
					switch($rowDatum{0}) {
						case 'C' :
						case 'X' :	$column = substr($rowDatum,1);
									break;
						case 'R' :
						case 'Y' :	$row = substr($rowDatum,1);
									break;
						case 'K' :	$cellData = substr($rowDatum,1);
									break;
						case 'E' :	$cellDataFormula = '='.substr($rowDatum,1);
									//	Convert R1C1 style references to A1 style references (but only when not quoted)
									$temp = explode('"',$cellDataFormula);
									$key = false;
									foreach($temp as &$value) {
										//	Only count/replace in alternate array entries
										if ($key = !$key) {
											preg_match_all('/(R(\[?-?\d*\]?))(C(\[?-?\d*\]?))/',$value, $cellReferences,PREG_SET_ORDER+PREG_OFFSET_CAPTURE);
											//	Reverse the matches array, otherwise all our offsets will become incorrect if we modify our way
											//		through the formula from left to right. Reversing means that we work right to left.through
											//		the formula
											$cellReferences = array_reverse($cellReferences);
											//	Loop through each R1C1 style reference in turn, converting it to its A1 style equivalent,
											//		then modify the formula to use that new reference
											foreach($cellReferences as $cellReference) {
												$rowReference = $cellReference[2][0];
												//	Empty R reference is the current row
												if ($rowReference == '') $rowReference = $row;
												//	Bracketed R references are relative to the current row
												if ($rowReference{0} == '[') $rowReference = $row + trim($rowReference,'[]');
												$columnReference = $cellReference[4][0];
												//	Empty C reference is the current column
												if ($columnReference == '') $columnReference = $column;
												//	Bracketed C references are relative to the current column
												if ($columnReference{0} == '[') $columnReference = $column + trim($columnReference,'[]');
												$A1CellReference = PHPExcel_Cell::stringFromColumnIndex($columnReference-1).$rowReference;

												$value = substr_replace($value,$A1CellReference,$cellReference[0][1],strlen($cellReference[0][0]));
											}
										}
									}
									unset($value);
									//	Then rebuild the formula string
									$cellDataFormula = implode('"',$temp);
									$hasCalculatedValue = true;
									break;
					}
				}
				$columnLetter = PHPExcel_Cell::stringFromColumnIndex($column-1);
				$cellData = PHPExcel_Calculation::_unwrapResult($cellData);

				// Set cell value
				$objPHPExcel->getActiveSheet()->getCell($columnLetter.$row)->setValue(($hasCalculatedValue) ? $cellDataFormula : $cellData);
				if ($hasCalculatedValue) {
					$cellData = PHPExcel_Calculation::_unwrapResult($cellData);
					$objPHPExcel->getActiveSheet()->getCell($columnLetter.$row)->setCalculatedValue($cellData);
				}
			//	Read cell formatting
			} elseif ($dataType == 'F') {
				$formatStyle = $columnWidth = $styleSettings = '';
				$styleData = array();
				foreach($rowData as $rowDatum) {
					switch($rowDatum{0}) {
						case 'C' :
						case 'X' :	$column = substr($rowDatum,1);
									break;
						case 'R' :
						case 'Y' :	$row = substr($rowDatum,1);
									break;
						case 'P' :	$formatStyle = $rowDatum;
									break;
						case 'W' :	list($startCol,$endCol,$columnWidth) = explode(' ',substr($rowDatum,1));
									break;
						case 'S' :	$styleSettings = substr($rowDatum,1);
									for ($i=0;$i<strlen($styleSettings);++$i) {
										switch ($styleSettings{$i}) {
											case 'I' :	$styleData['font']['italic'] = true;
														break;
											case 'D' :	$styleData['font']['bold'] = true;
														break;
											case 'T' :	$styleData['borders']['top']['style'] = PHPExcel_Style_Border::BORDER_THIN;
														break;
											case 'B' :	$styleData['borders']['bottom']['style'] = PHPExcel_Style_Border::BORDER_THIN;
														break;
											case 'L' :	$styleData['borders']['left']['style'] = PHPExcel_Style_Border::BORDER_THIN;
														break;
											case 'R' :	$styleData['borders']['right']['style'] = PHPExcel_Style_Border::BORDER_THIN;
														break;
										}
									}
									break;
					}
				}
				if (($formatStyle > '') && ($column > '') && ($row > '')) {
					$columnLetter = PHPExcel_Cell::stringFromColumnIndex($column-1);
					$objPHPExcel->getActiveSheet()->getStyle($columnLetter.$row)->applyFromArray($this->_formats[$formatStyle]);
				}
				if ((!empty($styleData)) && ($column > '') && ($row > '')) {
					$columnLetter = PHPExcel_Cell::stringFromColumnIndex($column-1);
					$objPHPExcel->getActiveSheet()->getStyle($columnLetter.$row)->applyFromArray($styleData);
				}
				if ($columnWidth > '') {
					if ($startCol == $endCol) {
						$startCol = PHPExcel_Cell::stringFromColumnIndex($startCol-1);
						$objPHPExcel->getActiveSheet()->getColumnDimension($startCol)->setWidth($columnWidth);
					} else {
						$startCol = PHPExcel_Cell::stringFromColumnIndex($startCol-1);
						$endCol = PHPExcel_Cell::stringFromColumnIndex($endCol-1);
						$objPHPExcel->getActiveSheet()->getColumnDimension($startCol)->setWidth($columnWidth);
						do {
							$objPHPExcel->getActiveSheet()->getColumnDimension(++$startCol)->setWidth($columnWidth);
						} while ($startCol != $endCol);
					}
				}
			} else {
				foreach($rowData as $rowDatum) {
					switch($rowDatum{0}) {
						case 'C' :
						case 'X' :	$column = substr($rowDatum,1);
									break;
						case 'R' :
						case 'Y' :	$row = substr($rowDatum,1);
									break;
					}
				}
			}
		}

		// Close file
		fclose($fileHandle);

		// Return
		return $objPHPExcel;
	}


	/**
	 * Get sheet index
	 *
	 * @return int
	 */
	public function getSheetIndex() {
		return $this->_sheetIndex;
	}


	/**
	 * Set sheet index
	 *
	 * @param	int		$pValue		Sheet index
	 * @return PHPExcel_Reader_SYLK
	 */
	public function setSheetIndex($pValue = 0) {
		$this->_sheetIndex = $pValue;
		return $this;
	}

}
Back to Top