tablepress / libraries / excel-reader.class.php

excel-reader.class.php in TablePress – Tables in WordPress made easy 3.2, at libraries/excel-reader.class.php

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1	<?php
2	/**
3	* Excel 97/2003 Reader Class
4	*
5	* Based on PHP Excel Reader 2.21.
6	*
7	* @link https://code.google.com/archive/p/php-excel-reader/
8	*
9	* @package TablePress
10	* @subpackage Import
11	* @author Matt Kruse, Matt Roxburgh, Vadim Tkachenko, Tobias Bäthge
12	* @since 1.1.0
13	*/
14
15	// Prohibit direct script loading.
16	defined( 'ABSPATH' ) \|\| die( 'No direct script access allowed!' );
17
18	/**
19	* A class for reading Microsoft Excel (97/2003) Spreadsheets.
20	*
21	* Version 2.21
22	*
23	* Enhanced and maintained by Matt Kruse <https://mattkruse.com/>
24	* Maintained at https://code.google.com/archive/p/php-excel-reader/
25	* Licensed under MIT license
26	*
27	* Format parsing and MUCH more contributed by Matt Roxburgh
28	*
29	* Cleanup and changes for TablePress by Tobias Bäthge
30	* --------------------------------------------------------------------------
31	*/
32
33	define( 'NUM_BIG_BLOCK_DEPOT_BLOCKS_POS', 0x2c );
34	define( 'SMALL_BLOCK_DEPOT_BLOCK_POS', 0x3c );
35	define( 'ROOT_START_BLOCK_POS', 0x30 );
36	define( 'BIG_BLOCK_SIZE', 0x200 );
37	define( 'SMALL_BLOCK_SIZE', 0x40 );
38	define( 'EXTENSION_BLOCK_POS', 0x44 );
39	define( 'NUM_EXTENSION_BLOCK_POS', 0x48 );
40	define( 'PROPERTY_STORAGE_BLOCK_SIZE', 0x80 );
41	define( 'BIG_BLOCK_DEPOT_BLOCKS_POS', 0x4c );
42	define( 'SMALL_BLOCK_THRESHOLD', 0x1000 );
43
44	// property storage offsets
45	define( 'SIZE_OF_NAME_POS', 0x40 );
46	define( 'TYPE_POS', 0x42 );
47	define( 'START_BLOCK_POS', 0x74 );
48	define( 'SIZE_POS', 0x78 );
49
50	define( 'IDENTIFIER_OLE', pack( 'CCCCCCCC', 0xd0, 0xcf, 0x11, 0xe0, 0xa1, 0xb1, 0x1a, 0xe1 ) );
51
52	/**
53	* OLERead class
54	*/
55	class OLERead {
56
57	/**
58	* [$data description]
59	*
60	* @since 1.0.0
61	*/
62	protected string $data = '';
63
64	/**
65	* [$error description]
66	*
67	* @since 1.0.0
68	*/
69	public int $error;
70
71	/**
72	* [$bigBlockChain description]
73	*
74	* @since 1.0.0
75	*/
76	protected array $bigBlockChain = array();
77
78	/**
79	* [$smallBlockChain description]
80	*
81	* @since 1.0.0
82	*/
83	protected array $smallBlockChain = array();
84
85	/**
86	* [$entry description]
87	*
88	* @since 1.0.0
89	* @var [type]
90	*/
91	protected $entry;
92
93	/**
94	* [$props description]
95	*
96	* @since 1.0.0
97	* @var [type]
98	*/
99	protected $props;
100
101	/**
102	* [$wrkbook description]
103	*
104	* @since 1.0.0
105	* @var [type]
106	*/
107	protected $wrkbook;
108
109	/**
110	* [$rootentry description]
111	*
112	* @since 1.0.0
113	* @var [type]
114	*/
115	protected $rootentry;
116
117	/**
118	* Class constructor.
119	*
120	* @since 1.0.0
121	*/
122	public function __construct() {
123	// Unused.
124	}
125
126	/**
127	* [read description]
128	*
129	* @since 1.0.0
130	*
131	* @param string $data [description]
132	* @return [type] [description]
133	*/
134	public function read( $data ) {
135	$this->data = $data;
136	if ( ! $this->data ) {
137	$this->error = 1;
138	return false;
139	}
140	if ( str_starts_with( $this->data, IDENTIFIER_OLE ) ) {
141	$this->error = 2;
142	return false;
143	}
144	$numBigBlockDepotBlocks = $this->_GetInt4d( $this->data, NUM_BIG_BLOCK_DEPOT_BLOCKS_POS );
145	$sbdStartBlock = $this->_GetInt4d( $this->data, SMALL_BLOCK_DEPOT_BLOCK_POS );
146	$rootStartBlock = $this->_GetInt4d( $this->data, ROOT_START_BLOCK_POS );
147	$extensionBlock = $this->_GetInt4d( $this->data, EXTENSION_BLOCK_POS );
148	$numExtensionBlocks = $this->_GetInt4d( $this->data, NUM_EXTENSION_BLOCK_POS );
149
150	$bigBlockDepotBlocks = array();
151	$pos = BIG_BLOCK_DEPOT_BLOCKS_POS;
152	$bbdBlocks = $numBigBlockDepotBlocks;
153	if ( 0 !== $numExtensionBlocks ) {
154	$bbdBlocks = ( BIG_BLOCK_SIZE - BIG_BLOCK_DEPOT_BLOCKS_POS ) / 4;
155	}
156
157	for ( $i = 0; $i < $bbdBlocks; $i++ ) {
158	$bigBlockDepotBlocks[ $i ] = $this->_GetInt4d( $this->data, $pos );
159	$pos += 4;
160	}
161
162	for ( $j = 0; $j < $numExtensionBlocks; $j++ ) {
163	$pos = ( $extensionBlock + 1 ) * BIG_BLOCK_SIZE;
164	$blocksToRead = min( $numBigBlockDepotBlocks - $bbdBlocks, BIG_BLOCK_SIZE / 4 - 1 );
165
166	for ( $i = $bbdBlocks; $i < $bbdBlocks + $blocksToRead; $i++ ) {
167	$bigBlockDepotBlocks[ $i ] = $this->_GetInt4d( $this->data, $pos );
168	$pos += 4;
169	}
170
171	$bbdBlocks += $blocksToRead;
172	if ( $bbdBlocks < $numBigBlockDepotBlocks ) {
173	$extensionBlock = $this->_GetInt4d( $this->data, $pos );
174	}
175	}
176
177	// readBigBlockDepot()
178	$index = 0;
179	$this->bigBlockChain = array();
180
181	for ( $i = 0; $i < $numBigBlockDepotBlocks; $i++ ) {
182	$pos = ( $bigBlockDepotBlocks[ $i ] + 1 ) * BIG_BLOCK_SIZE;
183	for ( $j = 0; $j < BIG_BLOCK_SIZE / 4; $j++ ) {
184	$this->bigBlockChain[ $index ] = $this->_GetInt4d( $this->data, $pos );
185	$pos += 4;
186	++$index;
187	}
188	}
189
190	// readSmallBlockDepot();
191	$index = 0;
192	$sbdBlock = $sbdStartBlock;
193	$this->smallBlockChain = array();
194
195	while ( -2 !== $sbdBlock ) {
196	$pos = ( $sbdBlock + 1 ) * BIG_BLOCK_SIZE;
197	for ( $j = 0; $j < BIG_BLOCK_SIZE / 4; $j++ ) {
198	$this->smallBlockChain[ $index ] = $this->_GetInt4d( $this->data, $pos );
199	$pos += 4;
200	++$index;
201	}
202	$sbdBlock = $this->bigBlockChain[ $sbdBlock ];
203	}
204
205	// readData(rootStartBlock)
206	$block = $rootStartBlock;
207	$this->entry = $this->_readData( $block );
208	$this->_readPropertySets();
209	}
210
211	/**
212	* [_readData description]
213	*
214	* @since 1.0.0
215	*
216	* @param [type] $bl [description]
217	* @return string [description]
218	*/
219	protected function _readData( $bl ): string {
220	$block = $bl;
221	$data = '';
222	while ( -2 !== $block ) {
223	$pos = ( $block + 1 ) * BIG_BLOCK_SIZE;
224	$data = $data . substr( $this->data, $pos, BIG_BLOCK_SIZE );
225	$block = $this->bigBlockChain[ $block ];
226	}
227	return $data;
228	}
229
230	/**
231	* [_readPropertySets description]
232	*
233	* @since 1.0.0
234	*
235	* @return [type] [description]
236	*/
237	protected function _readPropertySets() {
238	$offset = 0;
239	while ( $offset < strlen( $this->entry ) ) {
240	$d = substr( $this->entry, $offset, PROPERTY_STORAGE_BLOCK_SIZE );
241	$nameSize = ord( $d[ SIZE_OF_NAME_POS ] ) \| ( ord( $d[ SIZE_OF_NAME_POS + 1 ] ) << 8 );
242	$type = ord( $d[ TYPE_POS ] );
243	$startBlock = $this->_GetInt4d( $d, START_BLOCK_POS );
244	$size = $this->_GetInt4d( $d, SIZE_POS );
245	$name = '';
246	for ( $i = 0; $i < $nameSize; $i++ ) {
247	$name .= $d[ $i ];
248	}
249	$name = str_replace( "\x00", '', $name );
250	$this->props[] = array(
251	'name' => $name,
252	'type' => $type,
253	'startBlock' => $startBlock,
254	'size' => $size,
255	);
256	if ( 'workbook' === strtolower( $name ) \|\| 'book' === strtolower( $name ) ) {
257	$this->wrkbook = count( $this->props ) - 1;
258	}
259	if ( 'Root Entry' === $name ) {
260	$this->rootentry = count( $this->props ) - 1;
261	}
262	$offset += PROPERTY_STORAGE_BLOCK_SIZE;
263	}
264	}
265
266	/**
267	* [getWorkBook description]
268	*
269	* @since 1.0.0
270	*
271	* @return [type] [description]
272	*/
273	public function getWorkBook() {
274	if ( $this->props[ $this->wrkbook ]['size'] < SMALL_BLOCK_THRESHOLD ) {
275	$rootdata = $this->_readData( $this->props[ $this->rootentry ]['startBlock'] );
276	$streamData = '';
277	$block = $this->props[ $this->wrkbook ]['startBlock'];
278	while ( -2 !== $block ) {
279	$pos = $block * SMALL_BLOCK_SIZE;
280	$streamData .= substr( $rootdata, $pos, SMALL_BLOCK_SIZE );
281	$block = $this->smallBlockChain[ $block ];
282	}
283	return $streamData;
284	} else {
285	$numBlocks = $this->props[ $this->wrkbook ]['size'] / BIG_BLOCK_SIZE;
286	if ( 0 !== $this->props[ $this->wrkbook ]['size'] % BIG_BLOCK_SIZE ) {
287	++$numBlocks;
288	}
289
290	if ( 0 === $numBlocks ) {
291	return '';
292	}
293	$streamData = '';
294	$block = $this->props[ $this->wrkbook ]['startBlock'];
295	while ( -2 !== $block ) {
296	$pos = ( $block + 1 ) * BIG_BLOCK_SIZE;
297	$streamData .= substr( $this->data, $pos, BIG_BLOCK_SIZE );
298	$block = $this->bigBlockChain[ $block ];
299	}
300	return $streamData;
301	}
302	}
303
304	/**
305	* [_GetInt4d description]
306	*
307	* @since 1.0.0
308	*
309	* @param [type] $data [description]
310	* @param [type] $pos [description]
311	* @return int [description]
312	*/
313	protected function _GetInt4d( $data, $pos ): int {
314	$value = ord( $data[ $pos ] ) \| ( ord( $data[ $pos + 1 ] ) << 8 ) \| ( ord( $data[ $pos + 2 ] ) << 16 ) \| ( ord( $data[ $pos + 3 ] ) << 24 );
315	if ( $value >= 4294967294 ) {
316	$value = -2;
317	}
318	return $value;
319	}
320
321	} // class OLERead
322
323	define( 'SPREADSHEET_EXCEL_READER_BIFF8', 0x600 );
324	define( 'SPREADSHEET_EXCEL_READER_BIFF7', 0x500 );
325	define( 'SPREADSHEET_EXCEL_READER_WORKBOOKGLOBALS', 0x5 );
326	define( 'SPREADSHEET_EXCEL_READER_WORKSHEET', 0x10 );
327	define( 'SPREADSHEET_EXCEL_READER_TYPE_BOF', 0x809 );
328	define( 'SPREADSHEET_EXCEL_READER_TYPE_EOF', 0x0a );
329	define( 'SPREADSHEET_EXCEL_READER_TYPE_BOUNDSHEET', 0x85 );
330	define( 'SPREADSHEET_EXCEL_READER_TYPE_DIMENSION', 0x200 );
331	define( 'SPREADSHEET_EXCEL_READER_TYPE_ROW', 0x208 );
332	define( 'SPREADSHEET_EXCEL_READER_TYPE_DBCELL', 0xd7 );
333	define( 'SPREADSHEET_EXCEL_READER_TYPE_FILEPASS', 0x2f );
334	define( 'SPREADSHEET_EXCEL_READER_TYPE_NOTE', 0x1c );
335	define( 'SPREADSHEET_EXCEL_READER_TYPE_TXO', 0x1b6 );
336	define( 'SPREADSHEET_EXCEL_READER_TYPE_RK', 0x7e );
337	define( 'SPREADSHEET_EXCEL_READER_TYPE_RK2', 0x27e );
338	define( 'SPREADSHEET_EXCEL_READER_TYPE_MULRK', 0xbd );
339	define( 'SPREADSHEET_EXCEL_READER_TYPE_MULBLANK', 0xbe );
340	define( 'SPREADSHEET_EXCEL_READER_TYPE_INDEX', 0x20b );
341	define( 'SPREADSHEET_EXCEL_READER_TYPE_SST', 0xfc );
342	define( 'SPREADSHEET_EXCEL_READER_TYPE_EXTSST', 0xff );
343	define( 'SPREADSHEET_EXCEL_READER_TYPE_CONTINUE', 0x3c );
344	define( 'SPREADSHEET_EXCEL_READER_TYPE_LABEL', 0x204 );
345	define( 'SPREADSHEET_EXCEL_READER_TYPE_LABELSST', 0xfd );
346	define( 'SPREADSHEET_EXCEL_READER_TYPE_NUMBER', 0x203 );
347	define( 'SPREADSHEET_EXCEL_READER_TYPE_NAME', 0x18 );
348	define( 'SPREADSHEET_EXCEL_READER_TYPE_ARRAY', 0x221 );
349	define( 'SPREADSHEET_EXCEL_READER_TYPE_STRING', 0x207 );
350	define( 'SPREADSHEET_EXCEL_READER_TYPE_FORMULA', 0x406 );
351	define( 'SPREADSHEET_EXCEL_READER_TYPE_FORMULA2', 0x6 );
352	define( 'SPREADSHEET_EXCEL_READER_TYPE_FORMAT', 0x41e );
353	define( 'SPREADSHEET_EXCEL_READER_TYPE_XF', 0xe0 );
354	define( 'SPREADSHEET_EXCEL_READER_TYPE_BOOLERR', 0x205 );
355	define( 'SPREADSHEET_EXCEL_READER_TYPE_FONT', 0x0031 );
356	define( 'SPREADSHEET_EXCEL_READER_TYPE_PALETTE', 0x0092 );
357	define( 'SPREADSHEET_EXCEL_READER_TYPE_UNKNOWN', 0xffff );
358	define( 'SPREADSHEET_EXCEL_READER_TYPE_NINETEENFOUR', 0x22 );
359	define( 'SPREADSHEET_EXCEL_READER_TYPE_MERGEDCELLS', 0xE5 );
360	define( 'SPREADSHEET_EXCEL_READER_UTCOFFSETDAYS', 25569 );
361	define( 'SPREADSHEET_EXCEL_READER_UTCOFFSETDAYS1904', 24107 );
362	define( 'SPREADSHEET_EXCEL_READER_MSINADAY', 86400 );
363	define( 'SPREADSHEET_EXCEL_READER_TYPE_HYPER', 0x01b8 );
364	define( 'SPREADSHEET_EXCEL_READER_TYPE_COLINFO', 0x7d );
365	define( 'SPREADSHEET_EXCEL_READER_TYPE_DEFCOLWIDTH', 0x55 );
366	define( 'SPREADSHEET_EXCEL_READER_TYPE_STANDARDWIDTH', 0x99 );
367	define( 'SPREADSHEET_EXCEL_READER_DEF_NUM_FORMAT', '%s' );
368
369	/**
370	* Main Class
371	*/
372	class Spreadsheet_Excel_Reader {
373
374	/*
375	* The following four public constants were added to make data retrieval easier.
376	*/
377
378	/**
379	* [$colnames description]
380	*
381	* @since 1.0.0
382	*/
383	public array $colnames = array();
384
385	/**
386	* [$colindexes description]
387	*
388	* @since 1.0.0
389	*/
390	public array $colindexes = array();
391
392	/**
393	* [$standardColWidth description]
394	*
395	* @since 1.0.0
396	*/
397	public int $standardColWidth = 0;
398
399	/**
400	* [$defaultColWidth description]
401	*
402	* @since 1.0.0
403	*/
404	public int $defaultColWidth = 0;
405
406	/**
407	* [$store_extended_info description]
408	*
409	* @since 1.0.0
410	* @var [type]
411	*/
412	protected $store_extended_info;
413
414	/**
415	* [$_encoderFunction description]
416	*
417	* @since 1.0.0
418	* @var [type]
419	*/
420	protected $_encoderFunction;
421
422	/**
423	* [$nineteenFour description]
424	*
425	* @since 1.0.0
426	* @var [type]
427	*/
428	protected $nineteenFour;
429
430	/**
431	* [$sn description]
432	*
433	* @since 1.0.0
434	* @var [type]
435	*/
436	protected $sn;
437
438	/**
439	* [myHex description]
440	*
441	* @since 1.0.0
442	*
443	* @param [type] $d [description]
444	* @return string [description]
445	*/
446	protected function myHex( $d ): string {
447	if ( $d < 16 ) {
448	return '0' . dechex( $d );
449	}
450	return dechex( $d );
451	}
452
453	/**
454	* [dumpHexData description]
455	*
456	* @since 1.0.0
457	*
458	* @param [type] $data [description]
459	* @param [type] $pos [description]
460	* @param [type] $length [description]
461	* @return string [description]
462	*/
463	protected function dumpHexData( $data, $pos, $length ): string {
464	$info = '';
465	for ( $i = 0; $i <= $length; $i++ ) {
466	if ( 0 !== $i ) {
467	$info .= ' ';
468	}
469	$info .= $this->myHex( ord( $data[ $pos + $i ] ) ) . ( ord( $data[ $pos + $i ] ) > 31 ? '[' . $data[ $pos + $i ] . ']' : '' );
470	}
471	return $info;
472	}
473
474	/**
475	* [getCol description]
476	*
477	* @since 1.0.0
478	*
479	* @param [type] $col [description]
480	* @return [type] [description]
481	*/
482	protected function getCol( $col ) {
483	if ( is_string( $col ) ) {
484	$col = strtolower( $col );
485	if ( array_key_exists( $col, $this->colnames ) ) {
486	$col = $this->colnames[ $col ];
487	}
488	}
489	return $col;
490	}
491
492	// PUBLIC API FUNCTIONS
493	// --------------------
494
495	/**
496	* [val description]
497	*
498	* @since 1.0.0
499	*
500	* @param [type] $row [description]
501	* @param [type] $col [description]
502	* @param int $sheet Optional. [description]
503	* @return [type] [description]
504	*/
505	public function val( $row, $col, $sheet = 0 ) {
506	$col = $this->getCol( $col );
507	if ( array_key_exists( $row, $this->sheets[ $sheet ]['cells'] ) && array_key_exists( $col, $this->sheets[ $sheet ]['cells'][ $row ] ) ) {
508	return $this->sheets[ $sheet ]['cells'][ $row ][ $col ];
509	}
510	return '';
511	}
512
513	/**
514	* [value description]
515	*
516	* @since 1.0.0
517	*
518	* @param [type] $row [description]
519	* @param [type] $col [description]
520	* @param int $sheet Optional. [description]
521	* @return [type] [description]
522	*/
523	public function value( $row, $col, $sheet = 0 ) {
524	return $this->val( $row, $col, $sheet );
525	}
526
527	/**
528	* [info description]
529	*
530	* @since 1.0.0
531	*
532	* @param [type] $row [description]
533	* @param [type] $col [description]
534	* @param string $type Optional. [description]
535	* @param int $sheet Optional. [description]
536	* @return [type] [description]
537	*/
538	public function info( $row, $col, $type = '', $sheet = 0 ) {
539	$col = $this->getCol( $col );
540	if ( array_key_exists( 'cellsInfo', $this->sheets[ $sheet ] )
541	&& array_key_exists( $row, $this->sheets[ $sheet ]['cellsInfo'] )
542	&& array_key_exists( $col, $this->sheets[ $sheet ]['cellsInfo'][ $row ] )
543	&& array_key_exists( $type, $this->sheets[ $sheet ]['cellsInfo'][ $row ][ $col ] ) ) {
544	return $this->sheets[ $sheet ]['cellsInfo'][ $row ][ $col ][ $type ];
545	}
546	return '';
547	}
548
549	/**
550	* [type description]
551	*
552	* @since 1.0.0
553	*
554	* @param [type] $row [description]
555	* @param [type] $col [description]
556	* @param int $sheet Optional. [description]
557	* @return [type] [description]
558	*/
559	public function type( $row, $col, $sheet = 0 ) {
560	return $this->info( $row, $col, 'type', $sheet );
561	}
562
563	/**
564	* [raw description]
565	*
566	* @since 1.0.0
567	*
568	* @param [type] $row [description]
569	* @param [type] $col [description]
570	* @param int $sheet Optional. [description]
571	* @return [type] [description]
572	*/
573	public function raw( $row, $col, $sheet = 0 ) {
574	return $this->info( $row, $col, 'raw', $sheet );
575	}
576
577	/**
578	* [rowspan description]
579	*
580	* @since 1.0.0
581	*
582	* @param [type] $row [description]
583	* @param [type] $col [description]
584	* @param int $sheet Optional. [description]
585	* @return int [description]
586	*/
587	public function rowspan( $row, $col, $sheet = 0 ): int {
588	$value = $this->info( $row, $col, 'rowspan', $sheet );
589	if ( '' === $value ) {
590	return 1;
591	} else {
592	$value = (int) $value;
593	}
594	return $value;
595	}
596
597	/**
598	* [colspan description]
599	*
600	* @since 1.0.0
601	*
602	* @param [type] $row [description]
603	* @param [type] $col [description]
604	* @param int $sheet Optional. [description]
605	* @return int [description]
606	*/
607	public function colspan( $row, $col, $sheet = 0 ): int {
608	$value = $this->info( $row, $col, 'colspan', $sheet );
609	if ( '' === $value ) {
610	return 1;
611	} else {
612	$value = (int) $value;
613	}
614	return $value;
615	}
616
617	/**
618	* [hyperlink description]
619	*
620	* @since 1.0.0
621	*
622	* @param [type] $row [description]
623	* @param [type] $col [description]
624	* @param int $sheet Optional. [description]
625	* @return [type] [description]
626	*/
627	public function hyperlink( $row, $col, $sheet = 0 ) {
628	$link = $this->sheets[ $sheet ]['cellsInfo'][ $row ][ $col ]['hyperlink'];
629	if ( $link ) {
630	return $link['link'];
631	}
632	return '';
633	}
634
635	/**
636	* [rowcount description]
637	*
638	* @since 1.0.0
639	*
640	* @param int $sheet Optional. [description]
641	* @return [type] [description]
642	*/
643	public function rowcount( $sheet = 0 ) {
644	return $this->sheets[ $sheet ]['numRows'];
645	}
646
647	/**
648	* [colcount description]
649	*
650	* @since 1.0.0
651	*
652	* @param int $sheet Optional. [description]
653	* @return [type] [description]
654	*/
655	public function colcount( $sheet = 0 ) {
656	return $this->sheets[ $sheet ]['numCols'];
657	}
658
659	/**
660	* [colwidth description]
661	*
662	* @since 1.0.0
663	*
664	* @param [type] $col [description]
665	* @param int $sheet Optional. [description]
666	* @return [type] [description]
667	*/
668	public function colwidth( $col, $sheet = 0 ) {
669	// Col width is actually the width of the number 0. So we have to estimate and come close
670	return $this->colInfo[ $sheet ][ $col ]['width'] / 9142 * 200;
671	}
672
673	/**
674	* [colhidden description]
675	*
676	* @since 1.0.0
677	*
678	* @param [type] $col [description]
679	* @param int $sheet Optional. [description]
680	* @return bool [description]
681	*/
682	public function colhidden( $col, $sheet = 0 ): bool {
683	return (bool) $this->colInfo[ $sheet ][ $col ]['hidden'];
684	}
685
686	/**
687	* [rowheight description]
688	*
689	* @since 1.0.0
690	*
691	* @param [type] $row [description]
692	* @param int $sheet Optional. [description]
693	* @return [type] [description]
694	*/
695	public function rowheight( $row, $sheet = 0 ) {
696	return $this->rowInfo[ $sheet ][ $row ]['height'];
697	}
698
699	/**
700	* [rowhidden description]
701	*
702	* @since 1.0.0
703	*
704	* @param [type] $row [description]
705	* @param int $sheet Optional. [description]
706	* @return bool [description]
707	*/
708	public function rowhidden( $row, $sheet = 0 ): bool {
709	return (bool) $this->rowInfo[ $sheet ][ $row ]['hidden'];
710	}
711
712	// GET THE CSS FOR FORMATTING
713	// ==========================
714
715	/**
716	* [style description]
717	*
718	* @since 1.0.0
719	*
720	* @param [type] $row [description]
721	* @param [type] $col [description]
722	* @param int $sheet Optional. [description]
723	* @return string [description]
724	*/
725	public function style( $row, $col, $sheet = 0 ): string {
726	$css = '';
727	$font = $this->font( $row, $col, $sheet );
728	if ( '' !== $font ) {
729	$css .= "font-family:{$font};";
730	}
731	$align = $this->align( $row, $col, $sheet );
732	if ( '' !== $align ) {
733	$css .= "text-align:{$align};";
734	}
735	$height = $this->height( $row, $col, $sheet );
736	if ( '' !== $height ) {
737	$css .= "font-size:{$height}px;";
738	}
739	$bgcolor = $this->bgColor( $row, $col, $sheet );
740	if ( '' !== $bgcolor ) {
741	$bgcolor = $this->colors[ $bgcolor ];
742	$css .= "background-color:{$bgcolor};";
743	}
744	$color = $this->color( $row, $col, $sheet );
745	if ( '' !== $color ) {
746	$css .= "color:{$color};";
747	}
748	$bold = $this->bold( $row, $col, $sheet );
749	if ( $bold ) {
750	$css .= 'font-weight:bold;';
751	}
752	$italic = $this->italic( $row, $col, $sheet );
753	if ( $italic ) {
754	$css .= 'font-style:italic;';
755	}
756	$underline = $this->underline( $row, $col, $sheet );
757	if ( $underline ) {
758	$css .= 'text-decoration:underline;';
759	}
760	// Borders
761	$bLeft = $this->borderLeft( $row, $col, $sheet );
762	$bRight = $this->borderRight( $row, $col, $sheet );
763	$bTop = $this->borderTop( $row, $col, $sheet );
764	$bBottom = $this->borderBottom( $row, $col, $sheet );
765	$bLeftCol = $this->borderLeftColor( $row, $col, $sheet );
766	$bRightCol = $this->borderRightColor( $row, $col, $sheet );
767	$bTopCol = $this->borderTopColor( $row, $col, $sheet );
768	$bBottomCol = $this->borderBottomColor( $row, $col, $sheet );
769	// Try to output the minimal required style.
770	if ( '' !== $bLeft && $bLeft === $bRight && $bRight === $bTop && $bTop === $bBottom ) {
771	$css .= 'border:' . $this->lineStylesCss[ $bLeft ] . ';';
772	} else {
773	if ( '' !== $bLeft ) {
774	$css .= 'border-left:' . $this->lineStylesCss[ $bLeft ] . ';';
775	}
776	if ( '' !== $bRight ) {
777	$css .= 'border-right:' . $this->lineStylesCss[ $bRight ] . ';';
778	}
779	if ( '' !== $bTop ) {
780	$css .= 'border-top:' . $this->lineStylesCss[ $bTop ] . ';';
781	}
782	if ( '' !== $bBottom ) {
783	$css .= 'border-bottom:' . $this->lineStylesCss[ $bBottom ] . ';';
784	}
785	}
786	// Only output border colors if there is an actual border specified.
787	if ( '' !== $bLeft && '' !== $bLeftCol ) {
788	$css .= "border-left-color:{$bLeftCol};";
789	}
790	if ( '' !== $bRight && '' !== $bRightCol ) {
791	$css .= "border-right-color:{$bRightCol};";
792	}
793	if ( '' !== $bTop && '' !== $bTopCol ) {
794	$css .= "border-top-color:{$bTopCol};";
795	}
796	if ( '' !== $bBottom && '' !== $bBottomCol ) {
797	$css .= "border-bottom-color:{$bBottomCol};";
798	}
799
800	return $css;
801	}
802
803	// FORMAT PROPERTIES
804	// =================
805
806	/**
807	* [format description]
808	*
809	* @since 1.0.0
810	*
811	* @param [type] $row [description]
812	* @param [type] $col [description]
813	* @param int $sheet Optional. [description]
814	* @return [type] [description]
815	*/
816	public function format( $row, $col, $sheet = 0 ) {
817	return $this->info( $row, $col, 'format', $sheet );
818	}
819
820	/**
821	* [formatIndex description]
822	*
823	* @since 1.0.0
824	*
825	* @param [type] $row [description]
826	* @param [type] $col [description]
827	* @param int $sheet Optional. [description]
828	* @return [type] [description]
829	*/
830	public function formatIndex( $row, $col, $sheet = 0 ) {
831	return $this->info( $row, $col, 'formatIndex', $sheet );
832	}
833
834	/**
835	* [formatColor description]
836	*
837	* @since 1.0.0
838	*
839	* @param [type] $row [description]
840	* @param [type] $col [description]
841	* @param int $sheet Optional. [description]
842	* @return [type] [description]
843	*/
844	public function formatColor( $row, $col, $sheet = 0 ) {
845	return $this->info( $row, $col, 'formatColor', $sheet );
846	}
847
848	// CELL (XF) PROPERTIES
849	// ====================
850
851	/**
852	* [xfRecord description]
853	*
854	* @since 1.0.0
855	*
856	* @param [type] $row [description]
857	* @param [type] $col [description]
858	* @param int $sheet Optional. [description]
859	* @return [type] [description]
860	*/
861	public function xfRecord( $row, $col, $sheet = 0 ) {
862	$xfIndex = $this->info( $row, $col, 'xfIndex', $sheet );
863	if ( '' !== $xfIndex ) {
864	return $this->xfRecords[ $xfIndex ];
865	}
866	return null;
867	}
868
869	/**
870	* [xfProperty description]
871	*
872	* @since 1.0.0
873	*
874	* @param [type] $row [description]
875	* @param [type] $col [description]
876	* @param [type] $sheet [description]
877	* @param [type] $prop [description]
878	* @return [type] [description]
879	*/
880	public function xfProperty( $row, $col, $sheet, $prop ) {
881	$xfRecord = $this->xfRecord( $row, $col, $sheet );
882	if ( null !== $xfRecord ) {
883	return $xfRecord[ $prop ];
884	}
885	return '';
886	}
887
888	/**
889	* [align description]
890	*
891	* @since 1.0.0
892	*
893	* @param [type] $row [description]
894	* @param [type] $col [description]
895	* @param int $sheet Optional. [description]
896	* @return [type] [description]
897	*/
898	public function align( $row, $col, $sheet = 0 ) {
899	return $this->xfProperty( $row, $col, $sheet, 'align' );
900	}
901
902	/**
903	* [bgColor description]
904	*
905	* @since 1.0.0
906	*
907	* @param [type] $row [description]
908	* @param [type] $col [description]
909	* @param int $sheet Optional. [description]
910	* @return [type] [description]
911	*/
912	public function bgColor( $row, $col, $sheet = 0 ) {
913	return $this->xfProperty( $row, $col, $sheet, 'bgColor' );
914	}
915
916	/**
917	* [borderLeft description]
918	*
919	* @since 1.0.0
920	*
921	* @param [type] $row [description]
922	* @param [type] $col [description]
923	* @param int $sheet Optional. [description]
924	* @return [type] [description]
925	*/
926	public function borderLeft( $row, $col, $sheet = 0 ) {
927	return $this->xfProperty( $row, $col, $sheet, 'borderLeft' );
928	}
929
930	/**
931	* [borderRight description]
932	*
933	* @since 1.0.0
934	*
935	* @param [type] $row [description]
936	* @param [type] $col [description]
937	* @param int $sheet Optional. [description]
938	* @return [type] [description]
939	*/
940	public function borderRight( $row, $col, $sheet = 0 ) {
941	return $this->xfProperty( $row, $col, $sheet, 'borderRight' );
942	}
943
944	/**
945	* [borderTop description]
946	*
947	* @since 1.0.0
948	*
949	* @param [type] $row [description]
950	* @param [type] $col [description]
951	* @param int $sheet Optional. [description]
952	* @return [type] [description]
953	*/
954	public function borderTop( $row, $col, $sheet = 0 ) {
955	return $this->xfProperty( $row, $col, $sheet, 'borderTop' );
956	}
957
958	/**
959	* [borderBottom description]
960	*
961	* @since 1.0.0
962	*
963	* @param [type] $row [description]
964	* @param [type] $col [description]
965	* @param int $sheet Optional. [description]
966	* @return [type] [description]
967	*/
968	public function borderBottom( $row, $col, $sheet = 0 ) {
969	return $this->xfProperty( $row, $col, $sheet, 'borderBottom' );
970	}
971
972	/**
973	* [borderLeftColor description]
974	*
975	* @since 1.0.0
976	*
977	* @param [type] $row [description]
978	* @param [type] $col [description]
979	* @param int $sheet Optional. [description]
980	* @return [type] [description]
981	*/
982	public function borderLeftColor( $row, $col, $sheet = 0 ) {
983	return $this->colors[ $this->xfProperty( $row, $col, $sheet, 'borderLeftColor' ) ];
984	}
985
986	/**
987	* [borderRightColor description]
988	*
989	* @since 1.0.0
990	*
991	* @param [type] $row [description]
992	* @param [type] $col [description]
993	* @param int $sheet Optional. [description]
994	* @return [type] [description]
995	*/
996	public function borderRightColor( $row, $col, $sheet = 0 ) {
997	return $this->colors[ $this->xfProperty( $row, $col, $sheet, 'borderRightColor' ) ];
998	}
999
1000	/**
1001	* [borderTopColor description]
1002	*
1003	* @since 1.0.0
1004	*
1005	* @param [type] $row [description]
1006	* @param [type] $col [description]
1007	* @param int $sheet Optional. [description]
1008	* @return [type] [description]
1009	*/
1010	public function borderTopColor( $row, $col, $sheet = 0 ) {
1011	return $this->colors[ $this->xfProperty( $row, $col, $sheet, 'borderTopColor' ) ];
1012	}
1013
1014	/**
1015	* [borderBottomColor description]
1016	*
1017	* @since 1.0.0
1018	*
1019	* @param [type] $row [description]
1020	* @param [type] $col [description]
1021	* @param int $sheet Optional. [description]
1022	* @return [type] [description]
1023	*/
1024	public function borderBottomColor( $row, $col, $sheet = 0 ) {
1025	return $this->colors[ $this->xfProperty( $row, $col, $sheet, 'borderBottomColor' ) ];
1026	}
1027
1028	// FONT PROPERTIES
1029	// ===============
1030
1031	/**
1032	* [fontRecord description]
1033	*
1034	* @since 1.0.0
1035	*
1036	* @param [type] $row [description]
1037	* @param [type] $col [description]
1038	* @param int $sheet Optional. [description]
1039	* @return [type] [description]
1040	*/
1041	public function fontRecord( $row, $col, $sheet = 0 ) {
1042	$xfRecord = $this->xfRecord( $row, $col, $sheet );
1043	if ( null !== $xfRecord ) {
1044	$font = $xfRecord['fontIndex'];
1045	if ( null !== $font ) {
1046	return $this->fontRecords[ $font ];
1047	}
1048	}
1049	return null;
1050	}
1051
1052	/**
1053	* [fontProperty description]
1054	*
1055	* @since 1.0.0
1056	*
1057	* @param [type] $row [description]
1058	* @param [type] $col [description]
1059	* @param int $sheet [description]
1060	* @param string $prop [description]
1061	* @return [type] [description]
1062	*/
1063	public function fontProperty( $row, $col, $sheet, $prop ) {
1064	$font = $this->fontRecord( $row, $col, $sheet );
1065	if ( null !== $font ) {
1066	return $font[ $prop ];
1067	}
1068	return false;
1069	}
1070
1071	/**
1072	* [fontIndex description]
1073	*
1074	* @since 1.0.0
1075	*
1076	* @param [type] $row [description]
1077	* @param [type] $col [description]
1078	* @param int $sheet Optional. [description]
1079	* @return [type] [description]
1080	*/
1081	public function fontIndex( $row, $col, $sheet = 0 ) {
1082	return $this->xfProperty( $row, $col, $sheet, 'fontIndex' );
1083	}
1084
1085	/**
1086	* [color description]
1087	*
1088	* @since 1.0.0
1089	*
1090	* @param [type] $row [description]
1091	* @param [type] $col [description]
1092	* @param int $sheet Optional. [description]
1093	* @return [type] [description]
1094	*/
1095	public function color( $row, $col, $sheet = 0 ) {
1096	$formatColor = $this->formatColor( $row, $col, $sheet );
1097	if ( '' !== $formatColor ) {
1098	return $formatColor;
1099	}
1100	$ci = $this->fontProperty( $row, $col, $sheet, 'color' );
1101	return $this->rawColor( $ci );
1102	}
1103
1104	/**
1105	* [rawColor description]
1106	*
1107	* @since 1.0.0
1108	*
1109	* @param [type] $ci [description]
1110	* @return [type] [description]
1111	*/
1112	public function rawColor( $ci ) {
1113	if ( 0x7FFF !== $ci && '' !== $ci ) {
1114	return $this->colors[ $ci ];
1115	}
1116	return '';
1117	}
1118
1119	/**
1120	* [bold description]
1121	*
1122	* @since 1.0.0
1123	*
1124	* @param [type] $row [description]
1125	* @param [type] $col [description]
1126	* @param int $sheet Optional. [description]
1127	* @return [type] [description]
1128	*/
1129	public function bold( $row, $col, $sheet = 0 ) {
1130	return $this->fontProperty( $row, $col, $sheet, 'bold' );
1131	}
1132
1133	/**
1134	* [italic description]
1135	*
1136	* @since 1.0.0
1137	*
1138	* @param [type] $row [description]
1139	* @param [type] $col [description]
1140	* @param int $sheet Optional. [description]
1141	* @return [type] [description]
1142	*/
1143	public function italic( $row, $col, $sheet = 0 ) {
1144	return $this->fontProperty( $row, $col, $sheet, 'italic' );
1145	}
1146
1147	/**
1148	* [underline description]
1149	*
1150	* @since 1.0.0
1151	*
1152	* @param [type] $row [description]
1153	* @param [type] $col [description]
1154	* @param int $sheet Optional. [description]
1155	* @return [type] [description]
1156	*/
1157	public function underline( $row, $col, $sheet = 0 ) {
1158	return $this->fontProperty( $row, $col, $sheet, 'under' );
1159	}
1160
1161	/**
1162	* [height description]
1163	*
1164	* @since 1.0.0
1165	*
1166	* @param [type] $row [description]
1167	* @param [type] $col [description]
1168	* @param int $sheet Optional. [description]
1169	* @return [type] [description]
1170	*/
1171	public function height( $row, $col, $sheet = 0 ) {
1172	return $this->fontProperty( $row, $col, $sheet, 'height' );
1173	}
1174
1175	/**
1176	* [font description]
1177	*
1178	* @since 1.0.0
1179	*
1180	* @param [type] $row [description]
1181	* @param [type] $col [description]
1182	* @param int $sheet Optional. [description]
1183	* @return [type] [description]
1184	*/
1185	public function font( $row, $col, $sheet = 0 ) {
1186	return $this->fontProperty( $row, $col, $sheet, 'font' );
1187	}
1188
1189	// DUMP AN HTML TABLE OF THE ENTIRE XLS DATA
1190	// =========================================
1191
1192	/**
1193	* [dump description]
1194	*
1195	* @since 1.0.0
1196	*
1197	* @param bool $row_numbers Optional. [description]
1198	* @param bool $col_letters Optional. [description]
1199	* @param int $sheet Optional. [description]
1200	* @param string $table_class Optional. [description]
1201	* @return string [description]
1202	*/
1203	public function dump( $row_numbers = false, $col_letters = false, $sheet = 0, $table_class = 'excel' ): string {
1204	$out = "<table class=\"$table_class\" cellspacing=0>";
1205	if ( $col_letters ) {
1206	$out .= "<thead>\n\t<tr>";
1207	if ( $row_numbers ) {
1208	$out .= "\n\t\t<th>&nbsp</th>";
1209	}
1210	for ( $i = 1; $i <= $this->colcount( $sheet ); $i++ ) {
1211	$style = 'width:' . ( $this->colwidth( $i, $sheet ) ) . 'px;';
1212	if ( $this->colhidden( $i, $sheet ) ) {
1213	$style .= 'display:none;';
1214	}
1215	$out .= "\n\t\t<th style=\"$style\">" . strtoupper( $this->colindexes[ $i ] ) . '</th>';
1216	}
1217	$out .= "</tr></thead>\n";
1218	}
1219
1220	$out .= "<tbody>\n";
1221	for ( $row = 1; $row <= $this->rowcount( $sheet ); $row++ ) {
1222	$rowheight = $this->rowheight( $row, $sheet );
1223	$style = 'height:' . ( $rowheight * ( 4 / 3 ) ) . 'px;';
1224	if ( $this->rowhidden( $row, $sheet ) ) {
1225	$style .= 'display:none;';
1226	}
1227	$out .= "\n\t<tr style=\"$style\">";
1228	if ( $row_numbers ) {
1229	$out .= "\n\t\t<th>{$row}</th>";
1230	}
1231	for ( $col = 1; $col <= $this->colcount( $sheet ); $col++ ) {
1232	// Account for Rowspans/Colspans
1233	$rowspan = $this->rowspan( $row, $col, $sheet );
1234	$colspan = $this->colspan( $row, $col, $sheet );
1235	for ( $i = 0; $i < $rowspan; $i++ ) {
1236	for ( $j = 0; $j < $colspan; $j++ ) {
1237	if ( $i > 0 \|\| $j > 0 ) {
1238	$this->sheets[ $sheet ]['cellsInfo'][ $row + $i ][ $col + $j ]['dontprint'] = 1;
1239	}
1240	}
1241	}
1242	if ( ! $this->sheets[ $sheet ]['cellsInfo'][ $row ][ $col ]['dontprint'] ) {
1243	$style = $this->style( $row, $col, $sheet );
1244	if ( $this->colhidden( $col, $sheet ) ) {
1245	$style .= 'display:none;';
1246	}
1247	$out .= "\n\t\t<td style=\"$style\"" . ( $colspan > 1 ? " colspan={$colspan}" : '' ) . ( $rowspan > 1 ? " rowspan={$rowspan}" : '' ) . '>';
1248	$val = $this->val( $row, $col, $sheet );
1249	if ( '' === $val ) {
1250	$val = ' ';
1251	} else {
1252	$val = htmlentities( $val );
1253	$link = $this->hyperlink( $row, $col, $sheet );
1254	if ( '' !== $link ) {
1255	$val = "<a href=\"$link\">{$val}</a>";
1256	}
1257	}
1258	$out .= '<nobr>' . nl2br( $val ) . '</nobr>';
1259	$out .= '</td>';
1260	}
1261	}
1262	$out .= "</tr>\n";
1263	}
1264	$out .= '</tbody></table>';
1265	return $out;
1266	}
1267
1268	// --------------
1269	// END PUBLIC API
1270
1271	protected array $boundsheets = array();
1272	protected array $formatRecords = array();
1273	protected array $fontRecords = array();
1274	protected array $xfRecords = array();
1275	protected array $colInfo = array();
1276	protected array $rowInfo = array();
1277
1278	protected array $sst = array();
1279	protected array $sheets = array();
1280
1281	protected $data;
1282	protected $_ole;
1283	protected string $_defaultEncoding = 'UTF-8';
1284	protected string $_defaultFormat = SPREADSHEET_EXCEL_READER_DEF_NUM_FORMAT;
1285	protected array $_columnsFormat = array();
1286	protected int $_rowoffset = 1;
1287	protected int $_coloffset = 1;
1288
1289	/**
1290	* List of default date formats used by Excel
1291	*
1292	* @since 1.0.0
1293	*/
1294	protected array $dateFormats = array(
1295	0xe => 'm/d/Y',
1296	0xf => 'M-d-Y',
1297	0x10 => 'd-M',
1298	0x11 => 'M-Y',
1299	0x12 => 'h:i a',
1300	0x13 => 'h:i:s a',
1301	0x14 => 'H:i',
1302	0x15 => 'H:i:s',
1303	0x16 => 'd/m/Y H:i',
1304	0x2d => 'i:s',
1305	0x2e => 'H:i:s',
1306	0x2f => 'i:s.S',
1307	);
1308
1309	/**
1310	* Default number formats used by Excel
1311	*
1312	* @since 1.0.0
1313	*/
1314	protected array $numberFormats = array(
1315	0x1 => '0',
1316	0x2 => '0.00',
1317	0x3 => '#,##0',
1318	0x4 => '#,##0.00',
1319	0x5 => '\$#,##0;(\$#,##0)',
1320	0x6 => '\$#,##0;[Red](\$#,##0)',
1321	0x7 => '\$#,##0.00;(\$#,##0.00)',
1322	0x8 => '\$#,##0.00;[Red](\$#,##0.00)',
1323	0x9 => '0%',
1324	0xa => '0.00%',
1325	0xb => '0.00E+00',
1326	0x25 => '#,##0;(#,##0)',
1327	0x26 => '#,##0;[Red](#,##0)',
1328	0x27 => '#,##0.00;(#,##0.00)',
1329	0x28 => '#,##0.00;[Red](#,##0.00)',
1330	0x29 => '#,##0;(#,##0)', // Not exact
1331	0x2a => '\$#,##0;(\$#,##0)', // Not exact
1332	0x2b => '#,##0.00;(#,##0.00)', // Not exact
1333	0x2c => '\$#,##0.00;(\$#,##0.00)', // Not exact
1334	0x30 => '##0.0E+0',
1335	);
1336
1337	/**
1338	* [$colors description]
1339	*
1340	* @since 1.0.0
1341	*/
1342	protected array $colors = array(
1343	0x00 => '#000000',
1344	0x01 => '#FFFFFF',
1345	0x02 => '#FF0000',
1346	0x03 => '#00FF00',
1347	0x04 => '#0000FF',
1348	0x05 => '#FFFF00',
1349	0x06 => '#FF00FF',
1350	0x07 => '#00FFFF',
1351	0x08 => '#000000',
1352	0x09 => '#FFFFFF',
1353	0x0A => '#FF0000',
1354	0x0B => '#00FF00',
1355	0x0C => '#0000FF',
1356	0x0D => '#FFFF00',
1357	0x0E => '#FF00FF',
1358	0x0F => '#00FFFF',
1359	0x10 => '#800000',
1360	0x11 => '#008000',
1361	0x12 => '#000080',
1362	0x13 => '#808000',
1363	0x14 => '#800080',
1364	0x15 => '#008080',
1365	0x16 => '#C0C0C0',
1366	0x17 => '#808080',
1367	0x18 => '#9999FF',
1368	0x19 => '#993366',
1369	0x1A => '#FFFFCC',
1370	0x1B => '#CCFFFF',
1371	0x1C => '#660066',
1372	0x1D => '#FF8080',
1373	0x1E => '#0066CC',
1374	0x1F => '#CCCCFF',
1375	0x20 => '#000080',
1376	0x21 => '#FF00FF',
1377	0x22 => '#FFFF00',
1378	0x23 => '#00FFFF',
1379	0x24 => '#800080',
1380	0x25 => '#800000',
1381	0x26 => '#008080',
1382	0x27 => '#0000FF',
1383	0x28 => '#00CCFF',
1384	0x29 => '#CCFFFF',
1385	0x2A => '#CCFFCC',
1386	0x2B => '#FFFF99',
1387	0x2C => '#99CCFF',
1388	0x2D => '#FF99CC',
1389	0x2E => '#CC99FF',
1390	0x2F => '#FFCC99',
1391	0x30 => '#3366FF',
1392	0x31 => '#33CCCC',
1393	0x32 => '#99CC00',
1394	0x33 => '#FFCC00',
1395	0x34 => '#FF9900',
1396	0x35 => '#FF6600',
1397	0x36 => '#666699',
1398	0x37 => '#969696',
1399	0x38 => '#003366',
1400	0x39 => '#339966',
1401	0x3A => '#003300',
1402	0x3B => '#333300',
1403	0x3C => '#993300',
1404	0x3D => '#993366',
1405	0x3E => '#333399',
1406	0x3F => '#333333',
1407	0x40 => '#000000',
1408	0x41 => '#FFFFFF',
1409	0x43 => '#000000',
1410	0x4D => '#000000',
1411	0x4E => '#FFFFFF',
1412	0x4F => '#000000',
1413	0x50 => '#FFFFFF',
1414	0x51 => '#000000',
1415	0x7FFF => '#000000',
1416	);
1417
1418	/**
1419	* [$lineStyles description]
1420	*
1421	* @since 1.0.0
1422	*/
1423	protected array $lineStyles = array(
1424	0x00 => '',
1425	0x01 => 'Thin',
1426	0x02 => 'Medium',
1427	0x03 => 'Dashed',
1428	0x04 => 'Dotted',
1429	0x05 => 'Thick',
1430	0x06 => 'Double',
1431	0x07 => 'Hair',
1432	0x08 => 'Medium dashed',
1433	0x09 => 'Thin dash-dotted',
1434	0x0A => 'Medium dash-dotted',
1435	0x0B => 'Thin dash-dot-dotted',
1436	0x0C => 'Medium dash-dot-dotted',
1437	0x0D => 'Slanted medium dash-dotted',
1438	);
1439
1440	/**
1441	* [$lineStylesCss description]
1442	*
1443	* @since 1.0.0
1444	*/
1445	protected array $lineStylesCss = array(
1446	'Thin' => '1px solid',
1447	'Medium' => '2px solid',
1448	'Dashed' => '1px dashed',
1449	'Dotted' => '1px dotted',
1450	'Thick' => '3px solid',
1451	'Double' => 'double',
1452	'Hair' => '1px solid',
1453	'Medium dashed' => '2px dashed',
1454	'Thin dash-dotted' => '1px dashed',
1455	'Medium dash-dotted' => '2px dashed',
1456	'Thin dash-dot-dotted' => '1px dashed',
1457	'Medium dash-dot-dotted' => '2px dashed',
1458	'Slanted medium dash-dotted' => '2px dashed',
1459	);
1460
1461	/**
1462	* [read16bitstring description]
1463	*
1464	* @since 1.0.0
1465	*
1466	* @param [type] $data [description]
1467	* @param [type] $start [description]
1468	* @return string [description]
1469	*/
1470	protected function read16bitstring( $data, $start ): string {
1471	$len = 0;
1472	while ( ord( $data[ $start + $len ] ) + ord( $data[ $start + $len + 1 ] ) > 0 ) {
1473	++$len;
1474	}
1475	return substr( $data, $start, $len );
1476	}
1477
1478	/**
1479	* [_format_value description]
1480	* ADDED by Matt Kruse for better formatting
1481	*
1482	* @since 1.0.0
1483	*
1484	* @param [type] $format [description]
1485	* @param [type] $num [description]
1486	* @param [type] $f [description]
1487	* @return array<string, mixed> [description]
1488	*/
1489	protected function _format_value( $format, $num, $f ): array {
1490	// 49 = TEXT format
1491	// https://code.google.com/archive/p/php-excel-reader/issues/7
1492	if ( ( ! $f && '%s' === $format ) \|\| ( 49 === (int) $f ) \|\| ( 'GENERAL' === $format ) ) {
1493	return array(
1494	'string' => $num,
1495	'formatColor' => null,
1496	);
1497	}
1498
1499	// Custom pattern can be POSITIVE;NEGATIVE;ZERO
1500	// The "text" option as 4th parameter is not handled
1501	$parts = explode( ';', $format );
1502	$pattern = $parts[0];
1503	// Negative pattern
1504	if ( count( $parts ) > 2 && 0 === (int) $num ) {
1505	$pattern = $parts[2];
1506	}
1507	// Zero pattern
1508	if ( count( $parts ) > 1 && $num < 0 ) {
1509	$pattern = $parts[1];
1510	$num = abs( $num );
1511	}
1512
1513	$color = '';
1514	$matches = array();
1515	$color_regex = '/^\[(BLACK\|BLUE\|CYAN\|GREEN\|MAGENTA\|RED\|WHITE\|YELLOW)\]/i';
1516	if ( preg_match( $color_regex, $pattern, $matches ) ) {
1517	$color = strtolower( $matches[1] );
1518	$pattern = preg_replace( $color_regex, '', $pattern );
1519	}
1520
1521	// In Excel formats, "_" is used to add spacing, which we can't do in HTML.
1522	$pattern = preg_replace( '/_./', '', $pattern );
1523
1524	// Some non-number characters are escaped with \, which we don't need.
1525	$pattern = preg_replace( '/\\\/', '', $pattern );
1526
1527	// Some non-number strings are quoted, so we'll get rid of the quotes.
1528	$pattern = preg_replace( '/"/', '', $pattern );
1529
1530	// TEMPORARY - Convert # to 0.
1531	$pattern = preg_replace( '/\#/', '0', $pattern );
1532
1533	// Find out if we need comma formatting.
1534	$has_commas = preg_match( '/,/', $pattern );
1535	if ( $has_commas ) {
1536	$pattern = preg_replace( '/,/', '', $pattern );
1537	}
1538
1539	// Handle Percentages.
1540	if ( preg_match( '/\d(\%)([^\%]\|$)/', $pattern, $matches ) ) {
1541	$num *= 100;
1542	$pattern = preg_replace( '/(\d)(\%)([^\%]\|$)/', '$1%$3', $pattern );
1543	}
1544
1545	// Handle the number itself.
1546	$number_regex = '/(\d+)(\.?)(\d*)/';
1547	if ( preg_match( $number_regex, $pattern, $matches ) ) {
1548	// $left = $matches[1];
1549	// $dec = $matches[2];
1550	$right = $matches[3];
1551	if ( $has_commas ) {
1552	$formatted = number_format( $num, strlen( $right ) );
1553	} else {
1554	$sprintf_pattern = '%1.' . strlen( $right ) . 'f';
1555	$formatted = sprintf( $sprintf_pattern, $num );
1556	}
1557	$pattern = preg_replace( $number_regex, $formatted, $pattern );
1558	}
1559
1560	return array(
1561	'string' => $pattern,
1562	'formatColor' => $color,
1563	);
1564	}
1565
1566	/**
1567	* [__construct description]
1568	*
1569	* @since 1.0.0
1570	*
1571	* @param string $data Optional. [description]
1572	* @param bool $store_extended_info Optional. [description]
1573	* @param string $outputEncoding Optional. [description]
1574	*/
1575	public function __construct( $data = '', $store_extended_info = false, $outputEncoding = '' ) {
1576	$this->_ole = new OLERead();
1577	$this->setUTFEncoder( 'iconv' );
1578	if ( '' !== $outputEncoding ) {
1579	$this->setOutputEncoding( $outputEncoding );
1580	}
1581	for ( $i = 1; $i < 245; $i++ ) {
1582	$name = strtolower( ( ( ( $i - 1 ) / 26 >= 1 ) ? chr( ( $i - 1 ) / 26 + 64 ) : '' ) . chr( ( $i - 1 ) % 26 + 65 ) );
1583	$this->colnames[ $name ] = $i;
1584	$this->colindexes[ $i ] = $name;
1585	}
1586	$this->store_extended_info = $store_extended_info;
1587	if ( '' !== $data ) {
1588	$this->read( $data );
1589	}
1590	}
1591
1592	/**
1593	* Set the encoding method.
1594	*
1595	* @since 1.0.0
1596	*
1597	* @param [type] $encoding [description]
1598	*/
1599	public function setOutputEncoding( $encoding ): void {
1600	$this->_defaultEncoding = $encoding;
1601	}
1602
1603	/**
1604	* [setUTFEncoder description]
1605	* $encoder = 'iconv' or 'mb'
1606	* set iconv if you would like use 'iconv' for encode UTF-16LE to your encoding
1607	* set mb if you would like use 'mb_convert_encoding' for encode UTF-16LE to your encoding
1608	*
1609	* @since 1.0.0
1610	*
1611	* @param string $encoder Optional. [description]
1612	*/
1613	public function setUTFEncoder( $encoder = 'iconv' ): void {
1614	$this->_encoderFunction = '';
1615	if ( 'iconv' === $encoder ) {
1616	$this->_encoderFunction = function_exists( 'iconv' ) ? 'iconv' : '';
1617	} elseif ( 'mb' === $encoder ) {
1618	$this->_encoderFunction = function_exists( 'mb_convert_encoding' ) ? 'mb_convert_encoding' : '';
1619	}
1620	}
1621
1622	/**
1623	* [setRowColOffset description]
1624	*
1625	* @since 1.0.0
1626	*
1627	* @param [type] $iOffset [description]
1628	*/
1629	public function setRowColOffset( $iOffset ): void {
1630	$this->_rowoffset = $iOffset;
1631	$this->_coloffset = $iOffset;
1632	}
1633
1634	/**
1635	* Set the default number format.
1636	*
1637	* @since 1.0.0
1638	*
1639	* @param [type] $sFormat [description]
1640	*/
1641	public function setDefaultFormat( $sFormat ): void {
1642	$this->_defaultFormat = $sFormat;
1643	}
1644
1645	/**
1646	* Force a column to use a certain format.
1647	*
1648	* @since 1.0.0
1649	*
1650	* @param [type] $column [description]
1651	* @param [type] $sFormat [description]
1652	*/
1653	public function setColumnFormat( $column, $sFormat ): void {
1654	$this->_columnsFormat[ $column ] = $sFormat;
1655	}
1656
1657	/**
1658	* Read the spreadsheet file using OLE, then parse.
1659	*
1660	* @since 1.0.0
1661	*
1662	* @param string $data [description]
1663	*/
1664	public function read( $data ): void {
1665	$res = $this->_ole->read( $data );
1666
1667	// oops, something goes wrong (Darko Miljanovic)
1668	if ( false === $res ) {
1669	// check error code
1670	if ( 1 === $this->_ole->error ) {
1671	die( 'Data is not readable' );
1672	} elseif ( 2 === $this->_ole->error ) {
1673	die( 'OLE error' );
1674	}
1675	// check other error codes here (e.g. bad fileformat, etc...)
1676	}
1677	$this->data = $this->_ole->getWorkBook();
1678	$this->_parse();
1679	}
1680
1681	/**
1682	* Parse a workbook.
1683	*
1684	* @since 1.0.0
1685	*
1686	* @return [type] [description]
1687	*/
1688	protected function _parse() {
1689	$pos = 0;
1690	$data = $this->data;
1691
1692	// $code = $this->v( $data, $pos );
1693	$length = $this->v( $data, $pos + 2 );
1694	$version = $this->v( $data, $pos + 4 );
1695	$substreamType = $this->v( $data, $pos + 6 );
1696	if ( SPREADSHEET_EXCEL_READER_BIFF8 !== $version && SPREADSHEET_EXCEL_READER_BIFF7 !== $version ) {
1697	return false;
1698	}
1699
1700	if ( SPREADSHEET_EXCEL_READER_WORKBOOKGLOBALS !== $substreamType ) {
1701	return false;
1702	}
1703
1704	$pos += $length + 4;
1705
1706	$code = $this->v( $data, $pos );
1707	$length = $this->v( $data, $pos + 2 );
1708
1709	while ( SPREADSHEET_EXCEL_READER_TYPE_EOF !== $code ) {
1710	switch ( $code ) {
1711	case SPREADSHEET_EXCEL_READER_TYPE_SST:
1712	$spos = $pos + 4;
1713	$limitpos = $spos + $length;
1714	$uniqueStrings = $this->_GetInt4d( $data, $spos + 4 );
1715	$spos += 8;
1716	for ( $i = 0; $i < $uniqueStrings; $i++ ) {
1717	// Read in the number of characters
1718	if ( $spos === $limitpos ) {
1719	$opcode = $this->v( $data, $spos );
1720	$conlength = $this->v( $data, $spos + 2 );
1721	if ( 0x3c !== $opcode ) {
1722	return -1;
1723	}
1724	$spos += 4;
1725	$limitpos = $spos + $conlength;
1726	}
1727	$numChars = ord( $data[ $spos ] ) \| ( ord( $data[ $spos + 1 ] ) << 8 );
1728	$spos += 2;
1729	$optionFlags = ord( $data[ $spos ] );
1730	++$spos;
1731	$asciiEncoding = ( 0 === ( $optionFlags & 0x01 ) );
1732	$extendedString = ( 0 !== ( $optionFlags & 0x04 ) );
1733
1734	// See if string contains formatting information.
1735	$richString = ( 0 !== ( $optionFlags & 0x08 ) );
1736
1737	if ( $richString ) {
1738	// Read in the crun
1739	$formattingRuns = $this->v( $data, $spos );
1740	$spos += 2;
1741	}
1742
1743	if ( $extendedString ) {
1744	// Read in cchExtRst
1745	$extendedRunLength = $this->_GetInt4d( $data, $spos );
1746	$spos += 4;
1747	}
1748
1749	$len = ( $asciiEncoding ) ? $numChars : $numChars * 2;
1750	if ( $spos + $len < $limitpos ) {
1751	$retstr = substr( $data, $spos, $len );
1752	$spos += $len;
1753	} else {
1754	// found continue
1755	$retstr = substr( $data, $spos, $limitpos - $spos );
1756	$bytesRead = $limitpos - $spos;
1757	$charsLeft = $numChars - ( ( $asciiEncoding ) ? $bytesRead : ( $bytesRead / 2 ) );
1758	$spos = $limitpos;
1759
1760	while ( $charsLeft > 0 ) {
1761	$opcode = $this->v( $data, $spos );
1762	$conlength = $this->v( $data, $spos + 2 );
1763	if ( 0x3c !== $opcode ) {
1764	return -1;
1765	}
1766	$spos += 4;
1767	$limitpos = $spos + $conlength;
1768	$option = ord( $data[ $spos ] );
1769	$spos += 1;
1770	if ( $asciiEncoding && 0 === $option ) {
1771	$len = min( $charsLeft, $limitpos - $spos ); // min( $charsLeft, $conlength );
1772	$retstr .= substr( $data, $spos, $len );
1773	$charsLeft -= $len;
1774	$asciiEncoding = true;
1775	} elseif ( ! $asciiEncoding && 0 !== $option ) {
1776	$len = min( $charsLeft * 2, $limitpos - $spos ); // min( $charsLeft, $conlength );
1777	$retstr .= substr( $data, $spos, $len );
1778	$charsLeft -= $len / 2;
1779	$asciiEncoding = false;
1780	} elseif ( ! $asciiEncoding && 0 === $option ) {
1781	// Bummer - the string starts off as Unicode, but after the
1782	// continuation it is in straightforward ASCII encoding
1783	$len = min( $charsLeft, $limitpos - $spos ); // min( $charsLeft, $conlength );
1784	for ( $j = 0; $j < $len; $j++ ) {
1785	$retstr .= $data[ $spos + $j ] . chr( 0 );
1786	}
1787	$charsLeft -= $len;
1788	$asciiEncoding = false;
1789	} else {
1790	$newstr = '';
1791	for ( $j = 0; $j < strlen( $retstr ); $j++ ) {
1792	$newstr = $retstr[ $j ] . chr( 0 );
1793	}
1794	$retstr = $newstr;
1795	$len = min( $charsLeft * 2, $limitpos - $spos ); // min( $charsLeft, $conlength );
1796	$retstr .= substr( $data, $spos, $len );
1797	$charsLeft -= $len / 2;
1798	$asciiEncoding = false;
1799	}
1800	$spos += $len;
1801	}
1802	}
1803	$retstr = ( $asciiEncoding ) ? $retstr : $this->_encodeUTF16( $retstr );
1804
1805	if ( $richString ) {
1806	$spos += 4 * $formattingRuns;
1807	}
1808
1809	// For extended strings, skip over the extended string data
1810	if ( $extendedString ) {
1811	$spos += $extendedRunLength;
1812	}
1813	$this->sst[] = $retstr;
1814	}
1815	break;
1816	case SPREADSHEET_EXCEL_READER_TYPE_FILEPASS:
1817	return false;
1818	// break; // unreachable
1819	case SPREADSHEET_EXCEL_READER_TYPE_NAME:
1820	break;
1821	case SPREADSHEET_EXCEL_READER_TYPE_FORMAT:
1822	$indexCode = $this->v( $data, $pos + 4 );
1823	if ( SPREADSHEET_EXCEL_READER_BIFF8 === $version ) {
1824	$numchars = $this->v( $data, $pos + 6 );
1825	if ( 0 === ord( $data[ $pos + 8 ] ) ) {
1826	$formatString = substr( $data, $pos + 9, $numchars );
1827	} else {
1828	$formatString = substr( $data, $pos + 9, $numchars * 2 );
1829	}
1830	} else {
1831	$numchars = ord( $data[ $pos + 6 ] );
1832	$formatString = substr( $data, $pos + 7, $numchars * 2 );
1833	}
1834	$this->formatRecords[ $indexCode ] = $formatString;
1835	break;
1836	case SPREADSHEET_EXCEL_READER_TYPE_FONT:
1837	$height = $this->v( $data, $pos + 4 );
1838	$option = $this->v( $data, $pos + 6 );
1839	$color = $this->v( $data, $pos + 8 );
1840	$weight = $this->v( $data, $pos + 10 );
1841	$under = ord( $data[ $pos + 14 ] );
1842	// Font name
1843	$numchars = ord( $data[ $pos + 18 ] );
1844	if ( 0 === ( ord( $data[ $pos + 19 ] ) & 1 ) ) {
1845	$font = substr( $data, $pos + 20, $numchars );
1846	} else {
1847	$font = substr( $data, $pos + 20, $numchars * 2 );
1848	$font = $this->_encodeUTF16( $font );
1849	}
1850	$this->fontRecords[] = array(
1851	'height' => $height / 20,
1852	'italic' => (bool) ( $option & 2 ),
1853	'color' => $color,
1854	'under' => ( 0 !== $under ),
1855	'bold' => ( 700 === $weight ),
1856	'font' => $font,
1857	'raw' => $this->dumpHexData( $data, $pos + 3, $length ),
1858	);
1859	break;
1860	case SPREADSHEET_EXCEL_READER_TYPE_PALETTE:
1861	$colors = ord( $data[ $pos + 4 ] ) \| ord( $data[ $pos + 5 ] ) << 8;
1862	for ( $coli = 0; $coli < $colors; $coli++ ) {
1863	$colOff = $pos + 2 + ( $coli * 4 );
1864	$colr = ord( $data[ $colOff ] );
1865	$colg = ord( $data[ $colOff + 1 ] );
1866	$colb = ord( $data[ $colOff + 2 ] );
1867	$this->colors[ 0x07 + $coli ] = '#' . $this->myhex( $colr ) . $this->myhex( $colg ) . $this->myhex( $colb );
1868	}
1869	break;
1870	case SPREADSHEET_EXCEL_READER_TYPE_XF:
1871	$fontIndexCode = ( ord( $data[ $pos + 4 ] ) \| ord( $data[ $pos + 5 ] ) << 8 ) - 1;
1872	$fontIndexCode = max( 0, $fontIndexCode );
1873	$indexCode = ord( $data[ $pos + 6 ] ) \| ord( $data[ $pos + 7 ] ) << 8;
1874	$alignbit = ord( $data[ $pos + 10 ] ) & 3;
1875	$bgi = ( ord( $data[ $pos + 22 ] ) \| ord( $data[ $pos + 23 ] ) << 8 ) & 0x3FFF;
1876	$bgcolor = ( $bgi & 0x7F );
1877	// $bgcolor = ( $bgi & 0x3f80 ) >> 7;
1878	$align = '';
1879	if ( 3 === $alignbit ) {
1880	$align = 'right';
1881	} elseif ( 2 === $alignbit ) {
1882	$align = 'center';
1883	}
1884	$fillPattern = ( ord( $data[ $pos + 21 ] ) & 0xFC ) >> 2;
1885	if ( 0 === $fillPattern ) {
1886	$bgcolor = '';
1887	}
1888
1889	$xf = array();
1890	$xf['formatIndex'] = $indexCode;
1891	$xf['align'] = $align;
1892	$xf['fontIndex'] = $fontIndexCode;
1893	$xf['bgColor'] = $bgcolor;
1894	$xf['fillPattern'] = $fillPattern;
1895
1896	$border = ord( $data[ $pos + 14 ] ) \| ( ord( $data[ $pos + 15 ] ) << 8 ) \| ( ord( $data[ $pos + 16 ] ) << 16 ) \| ( ord( $data[ $pos + 17 ] ) << 24 );
1897	$xf['borderLeft'] = $this->lineStyles[ ( $border & 0xF ) ];
1898	$xf['borderRight'] = $this->lineStyles[ ( $border & 0xF0 ) >> 4 ];
1899	$xf['borderTop'] = $this->lineStyles[ ( $border & 0xF00 ) >> 8 ];
1900	$xf['borderBottom'] = $this->lineStyles[ ( $border & 0xF000 ) >> 12 ];
1901
1902	$xf['borderLeftColor'] = ( $border & 0x7F0000 ) >> 16;
1903	$xf['borderRightColor'] = ( $border & 0x3F800000 ) >> 23;
1904	$border = ( ord( $data[ $pos + 18 ] ) \| ord( $data[ $pos + 19 ] ) << 8 );
1905	$xf['borderTopColor'] = ( $border & 0x7F );
1906	$xf['borderBottomColor'] = ( $border & 0x3F80 ) >> 7;
1907	if ( array_key_exists( $indexCode, $this->dateFormats ) ) {
1908	$xf['type'] = 'date';
1909	$xf['format'] = $this->dateFormats[ $indexCode ];
1910	if ( '' === $align ) {
1911	$xf['align'] = 'right';
1912	}
1913	} elseif ( array_key_exists( $indexCode, $this->numberFormats ) ) {
1914	$xf['type'] = 'number';
1915	$xf['format'] = $this->numberFormats[ $indexCode ];
1916	if ( '' === $align ) {
1917	$xf['align'] = 'right';
1918	}
1919	} else {
1920	$isdate = false;
1921	$formatstr = '';
1922	if ( $indexCode > 0 ) {
1923	if ( isset( $this->formatRecords[ $indexCode ] ) ) {
1924	$formatstr = $this->formatRecords[ $indexCode ];
1925	}
1926	if ( '' !== $formatstr ) {
1927	$tmp = preg_replace( '/\;.*/', '', $formatstr );
1928	$tmp = preg_replace( '/^\[[^\]]*\]/', '', $tmp );
1929	if ( 0 === preg_match( '/[^hmsday\/\-:\s\\\,AMP]/i', $tmp ) ) { // found day and time format
1930	$isdate = true;
1931	$formatstr = $tmp;
1932	$formatstr = str_replace( array( 'AM/PM', 'mmmm', 'mmm' ), array( 'a', 'F', 'M' ), $formatstr );
1933	// m/mm are used for both minutes and months - oh SNAP!
1934	// This mess tries to fix for that.
1935	// 'm' = minutes only if following h/hh or preceding s/ss
1936	$formatstr = preg_replace( '/(h:?)mm?/', '$1i', $formatstr );
1937	$formatstr = preg_replace( '/mm?(:?s)/', '1$1', $formatstr );
1938	// A single 'm' = n in PHP
1939	$formatstr = preg_replace( '/(^\|[^m])m([^m]\|$)/', '$1n$2', $formatstr );
1940	$formatstr = preg_replace( '/(^\|[^m])m([^m]\|$)/', '$1n$2', $formatstr );
1941	// else it's months
1942	$formatstr = str_replace( 'mm', 'm', $formatstr );
1943	// Convert single 'd' to 'j'
1944	$formatstr = preg_replace( '/(^\|[^d])d([^d]\|$)/', '$1j$2', $formatstr );
1945	$formatstr = str_replace( array( 'dddd', 'ddd', 'dd', 'yyyy', 'yy', 'hh', 'h' ), array( 'l', 'D', 'd', 'Y', 'y', 'H', 'g' ), $formatstr );
1946	$formatstr = preg_replace( '/ss?/', 's', $formatstr );
1947	}
1948	}
1949	}
1950	if ( $isdate ) {
1951	$xf['type'] = 'date';
1952	$xf['format'] = $formatstr;
1953	if ( '' === $align ) {
1954	$xf['align'] = 'right';
1955	}
1956	} else {
1957	// If the format string has a 0 or # in it, we'll assume it's a number.
1958	if ( preg_match( '/[0#]/', $formatstr ) ) {
1959	$xf['type'] = 'number';
1960	if ( '' === $align ) {
1961	$xf['align'] = 'right';
1962	}
1963	} else {
1964	$xf['type'] = 'other';
1965	}
1966	$xf['format'] = $formatstr;
1967	$xf['code'] = $indexCode;
1968	}
1969	}
1970	$this->xfRecords[] = $xf;
1971	break;
1972	case SPREADSHEET_EXCEL_READER_TYPE_NINETEENFOUR:
1973	$this->nineteenFour = ( 1 === ord( $data[ $pos + 4 ] ) );
1974	break;
1975	case SPREADSHEET_EXCEL_READER_TYPE_BOUNDSHEET:
1976	$rec_offset = $this->_GetInt4d( $data, $pos + 4 );
1977	// $rec_typeFlag = ord( $data[ $pos + 8 ] );
1978	// $rec_visibilityFlag = ord( $data[ $pos + 9 ] );
1979	$rec_length = ord( $data[ $pos + 10 ] );
1980
1981	if ( SPREADSHEET_EXCEL_READER_BIFF8 === $version ) {
1982	$chartype = ord( $data[ $pos + 11 ] );
1983	if ( 0 === $chartype ) {
1984	$rec_name = substr( $data, $pos + 12, $rec_length );
1985	} else {
1986	$rec_name = $this->_encodeUTF16( substr( $data, $pos + 12, 2 * $rec_length ) );
1987	}
1988	} elseif ( SPREADSHEET_EXCEL_READER_BIFF7 === $version ) {
1989	$rec_name = substr( $data, $pos + 11, $rec_length );
1990	}
1991	$this->boundsheets[] = array(
1992	'name' => $rec_name,
1993	'offset' => $rec_offset,
1994	);
1995	break;
1996	} // switch
1997
1998	$pos += $length + 4;
1999	$code = ord( $data[ $pos ] ) \| ord( $data[ $pos + 1 ] ) << 8;
2000	$length = ord( $data[ $pos + 2 ] ) \| ord( $data[ $pos + 3 ] ) << 8;
2001	} // while
2002
2003	foreach ( $this->boundsheets as $key => $val ) {
2004	$this->sn = $key;
2005	$this->_parsesheet( $val['offset'] );
2006	}
2007	return true;
2008	}
2009
2010	/**
2011	* Parse a worksheet.
2012	*
2013	* @since 1.0.0
2014	*
2015	* @param [type] $spos [description]
2016	* @return [type] [description]
2017	*/
2018	protected function _parsesheet( $spos ) {
2019	$cont = true;
2020	$data = $this->data;
2021	// read BOF
2022	// $code = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2023	$length = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2024
2025	$version = ord( $data[ $spos + 4 ] ) \| ord( $data[ $spos + 5 ] ) << 8;
2026	$substreamType = ord( $data[ $spos + 6 ] ) \| ord( $data[ $spos + 7 ] ) << 8;
2027
2028	if ( SPREADSHEET_EXCEL_READER_BIFF8 !== $version && SPREADSHEET_EXCEL_READER_BIFF7 !== $version ) {
2029	return -1;
2030	}
2031
2032	if ( SPREADSHEET_EXCEL_READER_WORKSHEET !== $substreamType ) {
2033	return -2;
2034	}
2035
2036	$spos += $length + 4;
2037	while ( $cont ) {
2038	$lowcode = ord( $data[ $spos ] );
2039	if ( SPREADSHEET_EXCEL_READER_TYPE_EOF === $lowcode ) {
2040	break;
2041	}
2042	$code = $lowcode \| ord( $data[ $spos + 1 ] ) << 8;
2043	$length = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2044	$spos += 4;
2045	$this->sheets[ $this->sn ]['maxrow'] = $this->_rowoffset - 1;
2046	$this->sheets[ $this->sn ]['maxcol'] = $this->_coloffset - 1;
2047	unset( $this->rectype );
2048	switch ( $code ) {
2049	case SPREADSHEET_EXCEL_READER_TYPE_DIMENSION:
2050	if ( ! isset( $this->numRows ) ) {
2051	if ( 10 === $length \|\| SPREADSHEET_EXCEL_READER_BIFF7 === $version ) {
2052	$this->sheets[ $this->sn ]['numRows'] = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2053	$this->sheets[ $this->sn ]['numCols'] = ord( $data[ $spos + 6 ] ) \| ord( $data[ $spos + 7 ] ) << 8;
2054	} else {
2055	$this->sheets[ $this->sn ]['numRows'] = ord( $data[ $spos + 4 ] ) \| ord( $data[ $spos + 5 ] ) << 8;
2056	$this->sheets[ $this->sn ]['numCols'] = ord( $data[ $spos + 10 ] ) \| ord( $data[ $spos + 11 ] ) << 8;
2057	}
2058	}
2059	break;
2060	case SPREADSHEET_EXCEL_READER_TYPE_MERGEDCELLS:
2061	$cellRanges = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2062	for ( $i = 0; $i < $cellRanges; $i++ ) {
2063	$fr = ord( $data[ $spos + 8 * $i + 2 ] ) \| ord( $data[ $spos + 8 * $i + 3 ] ) << 8;
2064	$lr = ord( $data[ $spos + 8 * $i + 4 ] ) \| ord( $data[ $spos + 8 * $i + 5 ] ) << 8;
2065	$fc = ord( $data[ $spos + 8 * $i + 6 ] ) \| ord( $data[ $spos + 8 * $i + 7 ] ) << 8;
2066	$lc = ord( $data[ $spos + 8 * $i + 8 ] ) \| ord( $data[ $spos + 8 * $i + 9 ] ) << 8;
2067	if ( $lr - $fr > 0 ) {
2068	$this->sheets[ $this->sn ]['cellsInfo'][ $fr + 1 ][ $fc + 1 ]['rowspan'] = $lr - $fr + 1;
2069	}
2070	if ( $lc - $fc > 0 ) {
2071	$this->sheets[ $this->sn ]['cellsInfo'][ $fr + 1 ][ $fc + 1 ]['colspan'] = $lc - $fc + 1;
2072	}
2073	}
2074	break;
2075	case SPREADSHEET_EXCEL_READER_TYPE_RK:
2076	case SPREADSHEET_EXCEL_READER_TYPE_RK2:
2077	$row = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2078	$column = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2079	$rknum = $this->_GetInt4d( $data, $spos + 6 );
2080	$numValue = $this->_GetIEEE754( $rknum );
2081	$info = $this->_getCellDetails( $spos, $numValue, $column );
2082	$this->addcell( $row, $column, $info['string'], $info );
2083	break;
2084	case SPREADSHEET_EXCEL_READER_TYPE_LABELSST:
2085	$row = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2086	$column = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2087	$xfindex = ord( $data[ $spos + 4 ] ) \| ord( $data[ $spos + 5 ] ) << 8;
2088	$index = $this->_GetInt4d( $data, $spos + 6 );
2089	$this->addcell( $row, $column, $this->sst[ $index ], array( 'xfIndex' => $xfindex ) );
2090	break;
2091	case SPREADSHEET_EXCEL_READER_TYPE_MULRK:
2092	$row = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2093	$colFirst = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2094	$colLast = ord( $data[ $spos + $length - 2 ] ) \| ord( $data[ $spos + $length - 1 ] ) << 8;
2095	$columns = $colLast - $colFirst + 1;
2096	$tmppos = $spos + 4;
2097	for ( $i = 0; $i < $columns; $i++ ) {
2098	$numValue = $this->_GetIEEE754( $this->_GetInt4d( $data, $tmppos + 2 ) );
2099	$info = $this->_getCellDetails( $tmppos - 4, $numValue, $colFirst + $i + 1 );
2100	$tmppos += 6;
2101	$this->addcell( $row, $colFirst + $i, $info['string'], $info );
2102	}
2103	break;
2104	case SPREADSHEET_EXCEL_READER_TYPE_NUMBER:
2105	$row = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2106	$column = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2107	$tmp = unpack( 'ddouble', substr( $data, $spos + 6, 8 ) ); // It machine machine dependent
2108	if ( $this->isDate( $spos ) ) {
2109	$numValue = $tmp['double'];
2110	} else {
2111	$numValue = $this->createNumber( $spos );
2112	}
2113	$info = $this->_getCellDetails( $spos, $numValue, $column );
2114	$this->addcell( $row, $column, $info['string'], $info );
2115	break;
2116
2117	case SPREADSHEET_EXCEL_READER_TYPE_FORMULA:
2118	case SPREADSHEET_EXCEL_READER_TYPE_FORMULA2:
2119	$row = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2120	$column = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2121	if ( 0 === ord( $data[ $spos + 6 ] ) && 255 === ord( $data[ $spos + 12 ] ) && 255 === ord( $data[ $spos + 13 ] ) ) {
2122	// String formula. Result follows in a STRING record
2123	// This row/col are stored to be referenced in that record
2124	// https://code.google.com/archive/p/php-excel-reader/issues/4
2125	$previousRow = $row;
2126	$previousCol = $column;
2127	} elseif ( 1 === ord( $data[ $spos + 6 ] ) && 255 === ord( $data[ $spos + 12 ] ) && 255 === ord( $data[ $spos + 13 ] ) ) {
2128	// Boolean formula. Result is in +2; 0 = false,1 = true
2129	// https://code.google.com/archive/p/php-excel-reader/issues/4
2130	if ( 1 === ord( $this->data[ $spos + 8 ] ) ) {
2131	$this->addcell( $row, $column, 'TRUE' );
2132	} else {
2133	$this->addcell( $row, $column, 'FALSE' );
2134	}
2135	} elseif ( 2 === ord( $data[ $spos + 6 ] ) && 255 === ord( $data[ $spos + 12 ] ) && 255 === ord( $data[ $spos + 13 ] ) ) {
2136	// Error formula. Error code is in +2;
2137	} elseif ( 3 === ord( $data[ $spos + 6 ] ) && 255 === ord( $data[ $spos + 12 ] ) && 255 === ord( $data[ $spos + 13 ] ) ) {
2138	// Formula result is a null string.
2139	$this->addcell( $row, $column, '' );
2140	} else {
2141	// Result is a number, so first 14 bytes are just like a _NUMBER record
2142	$tmp = unpack( 'ddouble', substr( $data, $spos + 6, 8 ) ); // machine dependent
2143	if ( $this->isDate( $spos ) ) {
2144	$numValue = $tmp['double'];
2145	} else {
2146	$numValue = $this->createNumber( $spos );
2147	}
2148	$info = $this->_getCellDetails( $spos, $numValue, $column );
2149	$this->addcell( $row, $column, $info['string'], $info );
2150	}
2151	break;
2152	case SPREADSHEET_EXCEL_READER_TYPE_BOOLERR:
2153	$row = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2154	$column = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2155	$a_string = ord( $data[ $spos + 6 ] );
2156	$this->addcell( $row, $column, $a_string );
2157	break;
2158	case SPREADSHEET_EXCEL_READER_TYPE_STRING:
2159	// https://code.google.com/archive/p/php-excel-reader/issues/4
2160	if ( SPREADSHEET_EXCEL_READER_BIFF8 === $version ) {
2161	// Unicode 16 string, like an SST record
2162	$xpos = $spos;
2163	$numChars = ord( $data[ $xpos ] ) \| ( ord( $data[ $xpos + 1 ] ) << 8 );
2164	$xpos += 2;
2165	$optionFlags = ord( $data[ $xpos ] );
2166	++$xpos;
2167	$asciiEncoding = ( 0 === ( $optionFlags & 0x01 ) );
2168	$extendedString = ( 0 !== ( $optionFlags & 0x04 ) );
2169	// See if string contains formatting information
2170	$richString = ( 0 !== ( $optionFlags & 0x08 ) );
2171	if ( $richString ) {
2172	// Read in the crun
2173	// $formattingRuns = ord( $data[ $xpos ] ) \| ( ord( $data[ $xpos + 1 ] ) << 8 );
2174	$xpos += 2;
2175	}
2176	if ( $extendedString ) {
2177	// Read in cchExtRst
2178	// $extendedRunLength =$this->_GetInt4d( $this->data, $xpos );
2179	$xpos += 4;
2180	}
2181	$len = ( $asciiEncoding ) ? $numChars : $numChars * 2;
2182	$retstr = substr( $data, $xpos, $len );
2183	$xpos += $len;
2184	$retstr = ( $asciiEncoding ) ? $retstr : $this->_encodeUTF16( $retstr );
2185	} elseif ( SPREADSHEET_EXCEL_READER_BIFF7 === $version ) {
2186	// Simple byte string
2187	$xpos = $spos;
2188	$numChars = ord( $data[ $xpos ] ) \| ( ord( $data[ $xpos + 1 ] ) << 8 );
2189	$xpos += 2;
2190	$retstr = substr( $data, $xpos, $numChars );
2191	}
2192	$this->addcell( $previousRow, $previousCol, $retstr );
2193	break;
2194	case SPREADSHEET_EXCEL_READER_TYPE_ROW:
2195	$row = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2196	$rowInfo = ord( $data[ $spos + 6 ] ) \| ( ( ord( $data[ $spos + 7 ] ) << 8 ) & 0x7FFF );
2197	if ( ( $rowInfo & 0x8000 ) > 0 ) {
2198	$rowHeight = -1;
2199	} else {
2200	$rowHeight = $rowInfo & 0x7FFF;
2201	}
2202	$rowHidden = ( ord( $data[ $spos + 12 ] ) & 0x20 ) >> 5;
2203	$this->rowInfo[ $this->sn ][ $row + 1 ] = array(
2204	'height' => $rowHeight / 20,
2205	'hidden' => $rowHidden,
2206	);
2207	break;
2208	case SPREADSHEET_EXCEL_READER_TYPE_DBCELL:
2209	break;
2210	case SPREADSHEET_EXCEL_READER_TYPE_MULBLANK:
2211	$row = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2212	$column = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2213	$cols = ( $length / 2 ) - 3;
2214	for ( $c = 0; $c < $cols; $c++ ) {
2215	$xfindex = ord( $data[ $spos + 4 + ( $c * 2 ) ] ) \| ord( $data[ $spos + 5 + ( $c * 2 ) ] ) << 8;
2216	$this->addcell( $row, $column + $c, '', array( 'xfIndex' => $xfindex ) );
2217	}
2218	break;
2219	case SPREADSHEET_EXCEL_READER_TYPE_LABEL:
2220	$row = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2221	$column = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2222	$this->addcell( $row, $column, substr( $data, $spos + 8, ord( $data[ $spos + 6 ] ) \| ord( $data[ $spos + 7 ] ) << 8 ) );
2223	break;
2224	case SPREADSHEET_EXCEL_READER_TYPE_EOF:
2225	$cont = false;
2226	break;
2227	case SPREADSHEET_EXCEL_READER_TYPE_HYPER:
2228	// Only handle hyperlinks to a URL
2229	$row = ord( $this->data[ $spos ] ) \| ord( $this->data[ $spos + 1 ] ) << 8;
2230	$row2 = ord( $this->data[ $spos + 2 ] ) \| ord( $this->data[ $spos + 3 ] ) << 8;
2231	$column = ord( $this->data[ $spos + 4 ] ) \| ord( $this->data[ $spos + 5 ] ) << 8;
2232	$column2 = ord( $this->data[ $spos + 6 ] ) \| ord( $this->data[ $spos + 7 ] ) << 8;
2233	$linkdata = array();
2234	$flags = ord( $this->data[ $spos + 28 ] );
2235	$udesc = '';
2236	$ulink = '';
2237	$uloc = 32;
2238	$linkdata['flags'] = $flags;
2239	if ( ( $flags & 1 ) > 0 ) { // is a type we understand
2240	// is there a description ?
2241	if ( 0x14 === ( $flags & 0x14 ) ) { // has a description
2242	$uloc += 4;
2243	$descLen = ord( $this->data[ $spos + 32 ] ) \| ord( $this->data[ $spos + 33 ] ) << 8;
2244	$udesc = substr( $this->data, $spos + $uloc, $descLen * 2 );
2245	$uloc += 2 * $descLen;
2246	}
2247	$ulink = $this->read16bitstring( $this->data, $spos + $uloc + 20 );
2248	if ( '' === $udesc ) {
2249	$udesc = $ulink;
2250	}
2251	}
2252	$linkdata['desc'] = $udesc;
2253	$linkdata['link'] = $this->_encodeUTF16( $ulink );
2254	for ( $r = $row; $r <= $row2; $r++ ) {
2255	for ( $c = $column; $c <= $column2; $c++ ) {
2256	$this->sheets[ $this->sn ]['cellsInfo'][ $r + 1 ][ $c + 1 ]['hyperlink'] = $linkdata;
2257	}
2258	}
2259	break;
2260	case SPREADSHEET_EXCEL_READER_TYPE_DEFCOLWIDTH:
2261	$this->defaultColWidth = ord( $data[ $spos + 4 ] ) \| ord( $data[ $spos + 5 ] ) << 8;
2262	break;
2263	case SPREADSHEET_EXCEL_READER_TYPE_STANDARDWIDTH:
2264	$this->standardColWidth = ord( $data[ $spos + 4 ] ) \| ord( $data[ $spos + 5 ] ) << 8;
2265	break;
2266	case SPREADSHEET_EXCEL_READER_TYPE_COLINFO:
2267	$colfrom = ord( $data[ $spos + 0 ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2268	$colto = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2269	$cw = ord( $data[ $spos + 4 ] ) \| ord( $data[ $spos + 5 ] ) << 8;
2270	$cxf = ord( $data[ $spos + 6 ] ) \| ord( $data[ $spos + 7 ] ) << 8;
2271	$co = ord( $data[ $spos + 8 ] );
2272	for ( $coli = $colfrom; $coli <= $colto; $coli++ ) {
2273	$this->colInfo[ $this->sn ][ $coli + 1 ] = array(
2274	'width' => $cw,
2275	'xf' => $cxf,
2276	'hidden' => ( $co & 0x01 ),
2277	'collapsed' => ( $co & 0x1000 ) >> 12,
2278	);
2279	}
2280	break;
2281	default:
2282	break;
2283	} // switch
2284	$spos += $length;
2285	} // while
2286
2287	if ( ! isset( $this->sheets[ $this->sn ]['numRows'] ) ) {
2288	$this->sheets[ $this->sn ]['numRows'] = $this->sheets[ $this->sn ]['maxrow'];
2289	}
2290	if ( ! isset( $this->sheets[ $this->sn ]['numCols'] ) ) {
2291	$this->sheets[ $this->sn ]['numCols'] = $this->sheets[ $this->sn ]['maxcol'];
2292	}
2293	}
2294
2295	/**
2296	* [isDate description]
2297	*
2298	* @since 1.0.0
2299	*
2300	* @param [type] $spos [description]
2301	* @return bool [description]
2302	*/
2303	protected function isDate( $spos ): bool {
2304	$xfindex = ord( $this->data[ $spos + 4 ] ) \| ord( $this->data[ $spos + 5 ] ) << 8;
2305	return ( 'date' === $this->xfRecords[ $xfindex ]['type'] );
2306	}
2307	/**
2308	* [gmgetdate description]
2309	*
2310	* @since 1.0.0
2311	*
2312	* @param int $ts Optional. Timestamp. Defaults to current Unix timestamp.
2313	* @return array<string, string> [description]
2314	*/
2315	protected function gmgetdate( $ts = null ): array {
2316	$k = array( 'seconds', 'minutes', 'hours', 'mday', 'wday', 'mon', 'year', 'yday', 'weekday', 'month', 0 );
2317	return array_combine( $k, explode( ':', gmdate( 's:i:G:j:w:n:Y:z:l:F:U', is_null( $ts ) ? time() : $ts ) ) );
2318	}
2319
2320	/**
2321	* Gets the details for a particular cell.
2322	*
2323	* @since 1.0.0
2324	*
2325	* @param [type] $spos [description]
2326	* @param [type] $numValue [description]
2327	* @param [type] $column [description]
2328	* @return array<string, mixed> [description]
2329	*/
2330	protected function _getCellDetails( $spos, $numValue, $column ): array {
2331	$xfindex = ord( $this->data[ $spos + 4 ] ) \| ord( $this->data[ $spos + 5 ] ) << 8;
2332	$xfrecord = $this->xfRecords[ $xfindex ];
2333	$type = $xfrecord['type'];
2334
2335	$format = $xfrecord['format'];
2336	$formatIndex = $xfrecord['formatIndex'];
2337	$fontIndex = $xfrecord['fontIndex'];
2338	$formatColor = '';
2339
2340	if ( isset( $this->_columnsFormat[ $column + 1 ] ) ) {
2341	$format = $this->_columnsFormat[ $column + 1 ];
2342	}
2343
2344	if ( 'date' === $type ) {
2345	// See https://groups.google.com/forum/#!topic/php-excel-reader-discuss/nD-XkNEtjhA
2346	$rectype = 'date';
2347	// Convert numeric value into a date
2348	$utcDays = floor( $numValue - ( $this->nineteenFour ? SPREADSHEET_EXCEL_READER_UTCOFFSETDAYS1904 : SPREADSHEET_EXCEL_READER_UTCOFFSETDAYS ) );
2349	$utcValue = ( $utcDays ) * SPREADSHEET_EXCEL_READER_MSINADAY;
2350	$dateinfo = $this->gmgetdate( $utcValue );
2351
2352	$raw = $numValue;
2353	$fractionalDay = $numValue - floor( $numValue ) + 0.0000001; // The 0.0000001 is to fix for php/excel fractional diffs
2354
2355	$totalseconds = floor( SPREADSHEET_EXCEL_READER_MSINADAY * $fractionalDay );
2356	$secs = $totalseconds % 60;
2357	$totalseconds -= $secs;
2358	$hours = intdiv( $totalseconds, 60 * 60 );
2359	$mins = intdiv( $totalseconds, 60 ) % 60;
2360	$a_string = date( $format, mktime( $hours, $mins, $secs, $dateinfo['mon'], $dateinfo['mday'], $dateinfo['year'] ) );
2361	} elseif ( 'number' === $type ) {
2362	$rectype = 'number';
2363	$formatted = $this->_format_value( $format, $numValue, $formatIndex );
2364	$a_string = $formatted['string'];
2365	$formatColor = $formatted['formatColor'];
2366	$raw = $numValue;
2367	} else {
2368	if ( '' === $format ) {
2369	$format = $this->_defaultFormat;
2370	}
2371	$rectype = 'unknown';
2372	$formatted = $this->_format_value( $format, $numValue, $formatIndex );
2373	$a_string = $formatted['string'];
2374	$formatColor = $formatted['formatColor'];
2375	$raw = $numValue;
2376	}
2377
2378	return array(
2379	'string' => $string,
2380	'raw' => $raw,
2381	'rectype' => $rectype,
2382	'format' => $format,
2383	'formatIndex' => $formatIndex,
2384	'fontIndex' => $fontIndex,
2385	'formatColor' => $formatColor,
2386	'xfIndex' => $xfindex,
2387	);
2388	}
2389
2390	/**
2391	* [createNumber description]
2392	*
2393	* @since 1.0.0
2394	*
2395	* @param [type] $spos [description]
2396	* @return [type] [description]
2397	*/
2398	protected function createNumber( $spos ) {
2399	$rknumhigh = $this->_GetInt4d( $this->data, $spos + 10 );
2400	$rknumlow = $this->_GetInt4d( $this->data, $spos + 6 );
2401	$sign = ( $rknumhigh & 0x80000000 ) >> 31;
2402	$exp = ( $rknumhigh & 0x7ff00000 ) >> 20;
2403	$mantissa = ( 0x100000 \| ( $rknumhigh & 0x000fffff ) );
2404	$mantissalow1 = ( $rknumlow & 0x80000000 ) >> 31;
2405	$mantissalow2 = ( $rknumlow & 0x7fffffff );
2406	$value = $mantissa / pow( 2, ( 20 - ( $exp - 1023 ) ) );
2407	if ( 0 !== $mantissalow1 ) {
2408	$value += 1 / pow( 2, ( 21 - ( $exp - 1023 ) ) );
2409	}
2410	$value += $mantissalow2 / pow( 2, ( 52 - ( $exp - 1023 ) ) );
2411	if ( $sign ) {
2412	$value *= -1;
2413	}
2414	return $value;
2415	}
2416
2417	/**
2418	* [addcell description]
2419	*
2420	* @since 1.0.0
2421	*
2422	* @param [type] $row [description]
2423	* @param [type] $col [description]
2424	* @param [type] $a_string [description]
2425	* @param array<string, mixed> $info Optional. [description]
2426	* @return [type] [description]
2427	*/
2428	protected function addcell( $row, $col, $string, $info = null ) {
2429	$this->sheets[ $this->sn ]['maxrow'] = max( $this->sheets[ $this->sn ]['maxrow'], $row + $this->_rowoffset );
2430	$this->sheets[ $this->sn ]['maxcol'] = max( $this->sheets[ $this->sn ]['maxcol'], $col + $this->_coloffset );
2431	$this->sheets[ $this->sn ]['cells'][ $row + $this->_rowoffset ][ $col + $this->_coloffset ] = $string;
2432	if ( $this->store_extended_info && $info ) {
2433	foreach ( $info as $key => $val ) {
2434	$this->sheets[ $this->sn ]['cellsInfo'][ $row + $this->_rowoffset ][ $col + $this->_coloffset ][ $key ] = $val;
2435	}
2436	}
2437	}
2438
2439	/**
2440	* [_GetIEEE754 description]
2441	*
2442	* @since 1.0.0
2443	*
2444	* @param [type] $rknum [description]
2445	* @return [type] [description]
2446	*/
2447	protected function _GetIEEE754( $rknum ) {
2448	if ( 0 !== ( $rknum & 0x02 ) ) {
2449	$value = $rknum >> 2;
2450	} else {
2451	// info on IEEE754 encoding from
2452	// http://research.microsoft.com/~hollasch/cgindex/coding/ieeefloat.html
2453	// The RK format calls for using only the most significant 30 bits of the
2454	// 64 bit floating point value. The other 34 bits are assumed to be 0
2455	// So, we use the upper 30 bits of $rknum as follows...
2456	$sign = ( $rknum & 0x80000000 ) >> 31;
2457	$exp = ( $rknum & 0x7ff00000 ) >> 20;
2458	$mantissa = ( 0x100000 \| ( $rknum & 0x000ffffc ) );
2459	$value = $mantissa / pow( 2, ( 20 - ( $exp - 1023 ) ) );
2460	if ( $sign ) {
2461	$value *= -1;
2462	}
2463	}
2464	if ( 0 !== ( $rknum & 0x01 ) ) {
2465	$value /= 100;
2466	}
2467	return $value;
2468	}
2469
2470	/**
2471	* [_encodeUTF16 description]
2472	*
2473	* @since 1.0.0
2474	*
2475	* @param [type] $a_string [description]
2476	* @return [type] [description]
2477	*/
2478	protected function _encodeUTF16( $a_string ) {
2479	if ( $this->_defaultEncoding ) {
2480	switch ( $this->_encoderFunction ) {
2481	case 'iconv':
2482	$a_string = iconv( 'UTF-16LE', $this->_defaultEncoding, $a_string );
2483	break;
2484	case 'mb_convert_encoding':
2485	$a_string = mb_convert_encoding( $string, $this->_defaultEncoding, 'UTF-16LE' );
2486	break;
2487	}
2488	}
2489	return $string;
2490	}
2491
2492	/**
2493	* [_GetInt4d description]
2494	*
2495	* @since 1.0.0
2496	*
2497	* @param [type] $data [description]
2498	* @param [type] $pos [description]
2499	* @return int [description]
2500	*/
2501	protected function _GetInt4d( $data, $pos ): int {
2502	$value = ord( $data[ $pos ] ) \| ( ord( $data[ $pos + 1 ] ) << 8 ) \| ( ord( $data[ $pos + 2 ] ) << 16 ) \| ( ord( $data[ $pos + 3 ] ) << 24 );
2503	if ( $value >= 4294967294 ) {
2504	$value = -2;
2505	}
2506	return $value;
2507	}
2508
2509	/**
2510	* [v description]
2511	*
2512	* @since 1.0.0
2513	*
2514	* @param [type] $data [description]
2515	* @param [type] $pos [description]
2516	* @return int [description]
2517	*/
2518	protected function v( $data, $pos ): int {
2519	return ord( $data[ $pos ] ) \| ord( $data[ $pos + 1 ] ) << 8;
2520	}
2521
2522	} // class Spreadsheet_Excel_Reader
2523