tablepress / libraries / excel-reader.class.php

excel-reader.class.php in TablePress – Tables in WordPress made easy 3.4, 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	declare(strict_types=1);
16
17	// Prohibit direct script loading.
18	defined( 'ABSPATH' ) \|\| die( 'No direct script access allowed!' );
19
20	/**
21	* A class for reading Microsoft Excel (97/2003) Spreadsheets.
22	*
23	* Version 2.21
24	*
25	* Enhanced and maintained by Matt Kruse <https://mattkruse.com/>
26	* Maintained at https://code.google.com/archive/p/php-excel-reader/
27	* Licensed under MIT license
28	*
29	* Format parsing and MUCH more contributed by Matt Roxburgh
30	*
31	* Cleanup and changes for TablePress by Tobias Bäthge
32	* --------------------------------------------------------------------------
33	*/
34
35	define( 'NUM_BIG_BLOCK_DEPOT_BLOCKS_POS', 0x2c );
36	define( 'SMALL_BLOCK_DEPOT_BLOCK_POS', 0x3c );
37	define( 'ROOT_START_BLOCK_POS', 0x30 );
38	define( 'BIG_BLOCK_SIZE', 0x200 );
39	define( 'SMALL_BLOCK_SIZE', 0x40 );
40	define( 'EXTENSION_BLOCK_POS', 0x44 );
41	define( 'NUM_EXTENSION_BLOCK_POS', 0x48 );
42	define( 'PROPERTY_STORAGE_BLOCK_SIZE', 0x80 );
43	define( 'BIG_BLOCK_DEPOT_BLOCKS_POS', 0x4c );
44	define( 'SMALL_BLOCK_THRESHOLD', 0x1000 );
45
46	// property storage offsets
47	define( 'SIZE_OF_NAME_POS', 0x40 );
48	define( 'TYPE_POS', 0x42 );
49	define( 'START_BLOCK_POS', 0x74 );
50	define( 'SIZE_POS', 0x78 );
51
52	define( 'IDENTIFIER_OLE', pack( 'CCCCCCCC', 0xd0, 0xcf, 0x11, 0xe0, 0xa1, 0xb1, 0x1a, 0xe1 ) );
53
54	/**
55	* OLERead class
56	*/
57	class OLERead {
58
59	/**
60	* [$data description]
61	*
62	* @since 1.0.0
63	*/
64	protected string $data = '';
65
66	/**
67	* [$error description]
68	*
69	* @since 1.0.0
70	*/
71	public int $error;
72
73	/**
74	* [$bigBlockChain description]
75	*
76	* @since 1.0.0
77	*/
78	protected array $bigBlockChain = array();
79
80	/**
81	* [$smallBlockChain description]
82	*
83	* @since 1.0.0
84	*/
85	protected array $smallBlockChain = array();
86
87	/**
88	* [$entry description]
89	*
90	* @since 1.0.0
91	* @var [type]
92	*/
93	protected $entry;
94
95	/**
96	* [$props description]
97	*
98	* @since 1.0.0
99	* @var [type]
100	*/
101	protected $props;
102
103	/**
104	* [$wrkbook description]
105	*
106	* @since 1.0.0
107	* @var [type]
108	*/
109	protected $wrkbook;
110
111	/**
112	* [$rootentry description]
113	*
114	* @since 1.0.0
115	* @var [type]
116	*/
117	protected $rootentry;
118
119	/**
120	* Class constructor.
121	*
122	* @since 1.0.0
123	*/
124	public function __construct() {
125	// Unused.
126	}
127
128	/**
129	* [read description]
130	*
131	* @since 1.0.0
132	*
133	* @param string $data [description]
134	* @return [type] [description]
135	*/
136	public function read( $data ) {
137	$this->data = $data;
138	if ( ! $this->data ) {
139	$this->error = 1;
140	return false;
141	}
142	if ( str_starts_with( $this->data, IDENTIFIER_OLE ) ) {
143	$this->error = 2;
144	return false;
145	}
146	$numBigBlockDepotBlocks = $this->_GetInt4d( $this->data, NUM_BIG_BLOCK_DEPOT_BLOCKS_POS );
147	$sbdStartBlock = $this->_GetInt4d( $this->data, SMALL_BLOCK_DEPOT_BLOCK_POS );
148	$rootStartBlock = $this->_GetInt4d( $this->data, ROOT_START_BLOCK_POS );
149	$extensionBlock = $this->_GetInt4d( $this->data, EXTENSION_BLOCK_POS );
150	$numExtensionBlocks = $this->_GetInt4d( $this->data, NUM_EXTENSION_BLOCK_POS );
151
152	$bigBlockDepotBlocks = array();
153	$pos = BIG_BLOCK_DEPOT_BLOCKS_POS;
154	$bbdBlocks = $numBigBlockDepotBlocks;
155	if ( 0 !== $numExtensionBlocks ) {
156	$bbdBlocks = ( BIG_BLOCK_SIZE - BIG_BLOCK_DEPOT_BLOCKS_POS ) / 4;
157	}
158
159	for ( $i = 0; $i < $bbdBlocks; $i++ ) {
160	$bigBlockDepotBlocks[ $i ] = $this->_GetInt4d( $this->data, $pos );
161	$pos += 4;
162	}
163
164	for ( $j = 0; $j < $numExtensionBlocks; $j++ ) {
165	$pos = ( $extensionBlock + 1 ) * BIG_BLOCK_SIZE;
166	$blocksToRead = min( $numBigBlockDepotBlocks - $bbdBlocks, BIG_BLOCK_SIZE / 4 - 1 );
167
168	for ( $i = $bbdBlocks; $i < $bbdBlocks + $blocksToRead; $i++ ) {
169	$bigBlockDepotBlocks[ $i ] = $this->_GetInt4d( $this->data, $pos );
170	$pos += 4;
171	}
172
173	$bbdBlocks += $blocksToRead;
174	if ( $bbdBlocks < $numBigBlockDepotBlocks ) {
175	$extensionBlock = $this->_GetInt4d( $this->data, $pos );
176	}
177	}
178
179	// readBigBlockDepot()
180	$index = 0;
181	$this->bigBlockChain = array();
182
183	for ( $i = 0; $i < $numBigBlockDepotBlocks; $i++ ) {
184	$pos = ( $bigBlockDepotBlocks[ $i ] + 1 ) * BIG_BLOCK_SIZE;
185	for ( $j = 0; $j < BIG_BLOCK_SIZE / 4; $j++ ) {
186	$this->bigBlockChain[ $index ] = $this->_GetInt4d( $this->data, $pos );
187	$pos += 4;
188	++$index;
189	}
190	}
191
192	// readSmallBlockDepot();
193	$index = 0;
194	$sbdBlock = $sbdStartBlock;
195	$this->smallBlockChain = array();
196
197	while ( -2 !== $sbdBlock ) {
198	$pos = ( $sbdBlock + 1 ) * BIG_BLOCK_SIZE;
199	for ( $j = 0; $j < BIG_BLOCK_SIZE / 4; $j++ ) {
200	$this->smallBlockChain[ $index ] = $this->_GetInt4d( $this->data, $pos );
201	$pos += 4;
202	++$index;
203	}
204	$sbdBlock = $this->bigBlockChain[ $sbdBlock ];
205	}
206
207	// readData(rootStartBlock)
208	$block = $rootStartBlock;
209	$this->entry = $this->_readData( $block );
210	$this->_readPropertySets();
211	}
212
213	/**
214	* [_readData description]
215	*
216	* @since 1.0.0
217	*
218	* @param [type] $bl [description]
219	* @return string [description]
220	*/
221	protected function _readData( $bl ): string {
222	$block = $bl;
223	$data = '';
224	while ( -2 !== $block ) {
225	$pos = ( $block + 1 ) * BIG_BLOCK_SIZE;
226	$data = $data . substr( $this->data, $pos, BIG_BLOCK_SIZE );
227	$block = $this->bigBlockChain[ $block ];
228	}
229	return $data;
230	}
231
232	/**
233	* [_readPropertySets description]
234	*
235	* @since 1.0.0
236	*
237	* @return [type] [description]
238	*/
239	protected function _readPropertySets() {
240	$offset = 0;
241	while ( $offset < strlen( $this->entry ) ) {
242	$d = substr( $this->entry, $offset, PROPERTY_STORAGE_BLOCK_SIZE );
243	$nameSize = ord( $d[ SIZE_OF_NAME_POS ] ) \| ( ord( $d[ SIZE_OF_NAME_POS + 1 ] ) << 8 );
244	$type = ord( $d[ TYPE_POS ] );
245	$startBlock = $this->_GetInt4d( $d, START_BLOCK_POS );
246	$size = $this->_GetInt4d( $d, SIZE_POS );
247	$name = '';
248	for ( $i = 0; $i < $nameSize; $i++ ) {
249	$name .= $d[ $i ];
250	}
251	$name = str_replace( "\x00", '', $name );
252	$this->props[] = array(
253	'name' => $name,
254	'type' => $type,
255	'startBlock' => $startBlock,
256	'size' => $size,
257	);
258	if ( 'workbook' === strtolower( $name ) \|\| 'book' === strtolower( $name ) ) {
259	$this->wrkbook = count( $this->props ) - 1;
260	}
261	if ( 'Root Entry' === $name ) {
262	$this->rootentry = count( $this->props ) - 1;
263	}
264	$offset += PROPERTY_STORAGE_BLOCK_SIZE;
265	}
266	}
267
268	/**
269	* [getWorkBook description]
270	*
271	* @since 1.0.0
272	*
273	* @return [type] [description]
274	*/
275	public function getWorkBook() {
276	if ( $this->props[ $this->wrkbook ]['size'] < SMALL_BLOCK_THRESHOLD ) {
277	$rootdata = $this->_readData( $this->props[ $this->rootentry ]['startBlock'] );
278	$streamData = '';
279	$block = $this->props[ $this->wrkbook ]['startBlock'];
280	while ( -2 !== $block ) {
281	$pos = $block * SMALL_BLOCK_SIZE;
282	$streamData .= substr( $rootdata, $pos, SMALL_BLOCK_SIZE );
283	$block = $this->smallBlockChain[ $block ];
284	}
285	return $streamData;
286	} else {
287	$numBlocks = $this->props[ $this->wrkbook ]['size'] / BIG_BLOCK_SIZE;
288	if ( 0 !== $this->props[ $this->wrkbook ]['size'] % BIG_BLOCK_SIZE ) {
289	++$numBlocks;
290	}
291
292	if ( 0 === $numBlocks ) {
293	return '';
294	}
295	$streamData = '';
296	$block = $this->props[ $this->wrkbook ]['startBlock'];
297	while ( -2 !== $block ) {
298	$pos = ( $block + 1 ) * BIG_BLOCK_SIZE;
299	$streamData .= substr( $this->data, $pos, BIG_BLOCK_SIZE );
300	$block = $this->bigBlockChain[ $block ];
301	}
302	return $streamData;
303	}
304	}
305
306	/**
307	* [_GetInt4d description]
308	*
309	* @since 1.0.0
310	*
311	* @param [type] $data [description]
312	* @param [type] $pos [description]
313	* @return int [description]
314	*/
315	protected function _GetInt4d( $data, $pos ): int {
316	$value = ord( $data[ $pos ] ) \| ( ord( $data[ $pos + 1 ] ) << 8 ) \| ( ord( $data[ $pos + 2 ] ) << 16 ) \| ( ord( $data[ $pos + 3 ] ) << 24 );
317	if ( $value >= 4294967294 ) {
318	$value = -2;
319	}
320	return $value;
321	}
322
323	} // class OLERead
324
325	define( 'SPREADSHEET_EXCEL_READER_BIFF8', 0x600 );
326	define( 'SPREADSHEET_EXCEL_READER_BIFF7', 0x500 );
327	define( 'SPREADSHEET_EXCEL_READER_WORKBOOKGLOBALS', 0x5 );
328	define( 'SPREADSHEET_EXCEL_READER_WORKSHEET', 0x10 );
329	define( 'SPREADSHEET_EXCEL_READER_TYPE_BOF', 0x809 );
330	define( 'SPREADSHEET_EXCEL_READER_TYPE_EOF', 0x0a );
331	define( 'SPREADSHEET_EXCEL_READER_TYPE_BOUNDSHEET', 0x85 );
332	define( 'SPREADSHEET_EXCEL_READER_TYPE_DIMENSION', 0x200 );
333	define( 'SPREADSHEET_EXCEL_READER_TYPE_ROW', 0x208 );
334	define( 'SPREADSHEET_EXCEL_READER_TYPE_DBCELL', 0xd7 );
335	define( 'SPREADSHEET_EXCEL_READER_TYPE_FILEPASS', 0x2f );
336	define( 'SPREADSHEET_EXCEL_READER_TYPE_NOTE', 0x1c );
337	define( 'SPREADSHEET_EXCEL_READER_TYPE_TXO', 0x1b6 );
338	define( 'SPREADSHEET_EXCEL_READER_TYPE_RK', 0x7e );
339	define( 'SPREADSHEET_EXCEL_READER_TYPE_RK2', 0x27e );
340	define( 'SPREADSHEET_EXCEL_READER_TYPE_MULRK', 0xbd );
341	define( 'SPREADSHEET_EXCEL_READER_TYPE_MULBLANK', 0xbe );
342	define( 'SPREADSHEET_EXCEL_READER_TYPE_INDEX', 0x20b );
343	define( 'SPREADSHEET_EXCEL_READER_TYPE_SST', 0xfc );
344	define( 'SPREADSHEET_EXCEL_READER_TYPE_EXTSST', 0xff );
345	define( 'SPREADSHEET_EXCEL_READER_TYPE_CONTINUE', 0x3c );
346	define( 'SPREADSHEET_EXCEL_READER_TYPE_LABEL', 0x204 );
347	define( 'SPREADSHEET_EXCEL_READER_TYPE_LABELSST', 0xfd );
348	define( 'SPREADSHEET_EXCEL_READER_TYPE_NUMBER', 0x203 );
349	define( 'SPREADSHEET_EXCEL_READER_TYPE_NAME', 0x18 );
350	define( 'SPREADSHEET_EXCEL_READER_TYPE_ARRAY', 0x221 );
351	define( 'SPREADSHEET_EXCEL_READER_TYPE_STRING', 0x207 );
352	define( 'SPREADSHEET_EXCEL_READER_TYPE_FORMULA', 0x406 );
353	define( 'SPREADSHEET_EXCEL_READER_TYPE_FORMULA2', 0x6 );
354	define( 'SPREADSHEET_EXCEL_READER_TYPE_FORMAT', 0x41e );
355	define( 'SPREADSHEET_EXCEL_READER_TYPE_XF', 0xe0 );
356	define( 'SPREADSHEET_EXCEL_READER_TYPE_BOOLERR', 0x205 );
357	define( 'SPREADSHEET_EXCEL_READER_TYPE_FONT', 0x0031 );
358	define( 'SPREADSHEET_EXCEL_READER_TYPE_PALETTE', 0x0092 );
359	define( 'SPREADSHEET_EXCEL_READER_TYPE_UNKNOWN', 0xffff );
360	define( 'SPREADSHEET_EXCEL_READER_TYPE_NINETEENFOUR', 0x22 );
361	define( 'SPREADSHEET_EXCEL_READER_TYPE_MERGEDCELLS', 0xE5 );
362	define( 'SPREADSHEET_EXCEL_READER_UTCOFFSETDAYS', 25569 );
363	define( 'SPREADSHEET_EXCEL_READER_UTCOFFSETDAYS1904', 24107 );
364	define( 'SPREADSHEET_EXCEL_READER_MSINADAY', 86400 );
365	define( 'SPREADSHEET_EXCEL_READER_TYPE_HYPER', 0x01b8 );
366	define( 'SPREADSHEET_EXCEL_READER_TYPE_COLINFO', 0x7d );
367	define( 'SPREADSHEET_EXCEL_READER_TYPE_DEFCOLWIDTH', 0x55 );
368	define( 'SPREADSHEET_EXCEL_READER_TYPE_STANDARDWIDTH', 0x99 );
369	define( 'SPREADSHEET_EXCEL_READER_DEF_NUM_FORMAT', '%s' );
370
371	/**
372	* Main Class
373	*/
374	class Spreadsheet_Excel_Reader {
375
376	/*
377	* The following four public constants were added to make data retrieval easier.
378	*/
379
380	/**
381	* [$colnames description]
382	*
383	* @since 1.0.0
384	*/
385	public array $colnames = array();
386
387	/**
388	* [$colindexes description]
389	*
390	* @since 1.0.0
391	*/
392	public array $colindexes = array();
393
394	/**
395	* [$standardColWidth description]
396	*
397	* @since 1.0.0
398	*/
399	public int $standardColWidth = 0;
400
401	/**
402	* [$defaultColWidth description]
403	*
404	* @since 1.0.0
405	*/
406	public int $defaultColWidth = 0;
407
408	/**
409	* [$store_extended_info description]
410	*
411	* @since 1.0.0
412	* @var [type]
413	*/
414	protected $store_extended_info;
415
416	/**
417	* [$_encoderFunction description]
418	*
419	* @since 1.0.0
420	* @var [type]
421	*/
422	protected $_encoderFunction;
423
424	/**
425	* [$nineteenFour description]
426	*
427	* @since 1.0.0
428	* @var [type]
429	*/
430	protected $nineteenFour;
431
432	/**
433	* [$sn description]
434	*
435	* @since 1.0.0
436	* @var [type]
437	*/
438	protected $sn;
439
440	/**
441	* [myHex description]
442	*
443	* @since 1.0.0
444	*
445	* @param [type] $d [description]
446	* @return string [description]
447	*/
448	protected function myHex( $d ): string {
449	if ( $d < 16 ) {
450	return '0' . dechex( $d );
451	}
452	return dechex( $d );
453	}
454
455	/**
456	* [dumpHexData description]
457	*
458	* @since 1.0.0
459	*
460	* @param [type] $data [description]
461	* @param [type] $pos [description]
462	* @param [type] $length [description]
463	* @return string [description]
464	*/
465	protected function dumpHexData( $data, $pos, $length ): string {
466	$info = '';
467	for ( $i = 0; $i <= $length; $i++ ) {
468	if ( 0 !== $i ) {
469	$info .= ' ';
470	}
471	$info .= $this->myHex( ord( $data[ $pos + $i ] ) ) . ( ord( $data[ $pos + $i ] ) > 31 ? '[' . $data[ $pos + $i ] . ']' : '' );
472	}
473	return $info;
474	}
475
476	/**
477	* [getCol description]
478	*
479	* @since 1.0.0
480	*
481	* @param [type] $col [description]
482	* @return [type] [description]
483	*/
484	protected function getCol( $col ) {
485	if ( is_string( $col ) ) {
486	$col = strtolower( $col );
487	if ( array_key_exists( $col, $this->colnames ) ) {
488	$col = $this->colnames[ $col ];
489	}
490	}
491	return $col;
492	}
493
494	// PUBLIC API FUNCTIONS
495	// --------------------
496
497	/**
498	* [val description]
499	*
500	* @since 1.0.0
501	*
502	* @param [type] $row [description]
503	* @param [type] $col [description]
504	* @param int $sheet Optional. [description]
505	* @return [type] [description]
506	*/
507	public function val( $row, $col, $sheet = 0 ) {
508	$col = $this->getCol( $col );
509	if ( array_key_exists( $row, $this->sheets[ $sheet ]['cells'] ) && array_key_exists( $col, $this->sheets[ $sheet ]['cells'][ $row ] ) ) {
510	return $this->sheets[ $sheet ]['cells'][ $row ][ $col ];
511	}
512	return '';
513	}
514
515	/**
516	* [value description]
517	*
518	* @since 1.0.0
519	*
520	* @param [type] $row [description]
521	* @param [type] $col [description]
522	* @param int $sheet Optional. [description]
523	* @return [type] [description]
524	*/
525	public function value( $row, $col, $sheet = 0 ) {
526	return $this->val( $row, $col, $sheet );
527	}
528
529	/**
530	* [info description]
531	*
532	* @since 1.0.0
533	*
534	* @param [type] $row [description]
535	* @param [type] $col [description]
536	* @param string $type Optional. [description]
537	* @param int $sheet Optional. [description]
538	* @return [type] [description]
539	*/
540	public function info( $row, $col, $type = '', $sheet = 0 ) {
541	$col = $this->getCol( $col );
542	if ( array_key_exists( 'cellsInfo', $this->sheets[ $sheet ] )
543	&& array_key_exists( $row, $this->sheets[ $sheet ]['cellsInfo'] )
544	&& array_key_exists( $col, $this->sheets[ $sheet ]['cellsInfo'][ $row ] )
545	&& array_key_exists( $type, $this->sheets[ $sheet ]['cellsInfo'][ $row ][ $col ] ) ) {
546	return $this->sheets[ $sheet ]['cellsInfo'][ $row ][ $col ][ $type ];
547	}
548	return '';
549	}
550
551	/**
552	* [type description]
553	*
554	* @since 1.0.0
555	*
556	* @param [type] $row [description]
557	* @param [type] $col [description]
558	* @param int $sheet Optional. [description]
559	* @return [type] [description]
560	*/
561	public function type( $row, $col, $sheet = 0 ) {
562	return $this->info( $row, $col, 'type', $sheet );
563	}
564
565	/**
566	* [raw description]
567	*
568	* @since 1.0.0
569	*
570	* @param [type] $row [description]
571	* @param [type] $col [description]
572	* @param int $sheet Optional. [description]
573	* @return [type] [description]
574	*/
575	public function raw( $row, $col, $sheet = 0 ) {
576	return $this->info( $row, $col, 'raw', $sheet );
577	}
578
579	/**
580	* [rowspan description]
581	*
582	* @since 1.0.0
583	*
584	* @param [type] $row [description]
585	* @param [type] $col [description]
586	* @param int $sheet Optional. [description]
587	* @return int [description]
588	*/
589	public function rowspan( $row, $col, $sheet = 0 ): int {
590	$value = $this->info( $row, $col, 'rowspan', $sheet );
591	if ( '' === $value ) {
592	return 1;
593	} else {
594	$value = (int) $value;
595	}
596	return $value;
597	}
598
599	/**
600	* [colspan description]
601	*
602	* @since 1.0.0
603	*
604	* @param [type] $row [description]
605	* @param [type] $col [description]
606	* @param int $sheet Optional. [description]
607	* @return int [description]
608	*/
609	public function colspan( $row, $col, $sheet = 0 ): int {
610	$value = $this->info( $row, $col, 'colspan', $sheet );
611	if ( '' === $value ) {
612	return 1;
613	} else {
614	$value = (int) $value;
615	}
616	return $value;
617	}
618
619	/**
620	* [hyperlink description]
621	*
622	* @since 1.0.0
623	*
624	* @param [type] $row [description]
625	* @param [type] $col [description]
626	* @param int $sheet Optional. [description]
627	* @return [type] [description]
628	*/
629	public function hyperlink( $row, $col, $sheet = 0 ) {
630	$link = $this->sheets[ $sheet ]['cellsInfo'][ $row ][ $col ]['hyperlink'];
631	if ( $link ) {
632	return $link['link'];
633	}
634	return '';
635	}
636
637	/**
638	* [rowcount description]
639	*
640	* @since 1.0.0
641	*
642	* @param int $sheet Optional. [description]
643	* @return [type] [description]
644	*/
645	public function rowcount( $sheet = 0 ) {
646	return $this->sheets[ $sheet ]['numRows'];
647	}
648
649	/**
650	* [colcount description]
651	*
652	* @since 1.0.0
653	*
654	* @param int $sheet Optional. [description]
655	* @return [type] [description]
656	*/
657	public function colcount( $sheet = 0 ) {
658	return $this->sheets[ $sheet ]['numCols'];
659	}
660
661	/**
662	* [colwidth description]
663	*
664	* @since 1.0.0
665	*
666	* @param [type] $col [description]
667	* @param int $sheet Optional. [description]
668	* @return [type] [description]
669	*/
670	public function colwidth( $col, $sheet = 0 ) {
671	// Col width is actually the width of the number 0. So we have to estimate and come close
672	return $this->colInfo[ $sheet ][ $col ]['width'] / 9142 * 200;
673	}
674
675	/**
676	* [colhidden description]
677	*
678	* @since 1.0.0
679	*
680	* @param [type] $col [description]
681	* @param int $sheet Optional. [description]
682	* @return bool [description]
683	*/
684	public function colhidden( $col, $sheet = 0 ): bool {
685	return (bool) $this->colInfo[ $sheet ][ $col ]['hidden'];
686	}
687
688	/**
689	* [rowheight description]
690	*
691	* @since 1.0.0
692	*
693	* @param [type] $row [description]
694	* @param int $sheet Optional. [description]
695	* @return [type] [description]
696	*/
697	public function rowheight( $row, $sheet = 0 ) {
698	return $this->rowInfo[ $sheet ][ $row ]['height'];
699	}
700
701	/**
702	* [rowhidden description]
703	*
704	* @since 1.0.0
705	*
706	* @param [type] $row [description]
707	* @param int $sheet Optional. [description]
708	* @return bool [description]
709	*/
710	public function rowhidden( $row, $sheet = 0 ): bool {
711	return (bool) $this->rowInfo[ $sheet ][ $row ]['hidden'];
712	}
713
714	// GET THE CSS FOR FORMATTING
715	// ==========================
716
717	/**
718	* [style description]
719	*
720	* @since 1.0.0
721	*
722	* @param [type] $row [description]
723	* @param [type] $col [description]
724	* @param int $sheet Optional. [description]
725	* @return string [description]
726	*/
727	public function style( $row, $col, $sheet = 0 ): string {
728	$css = '';
729	$font = $this->font( $row, $col, $sheet );
730	if ( '' !== $font ) {
731	$css .= "font-family:{$font};";
732	}
733	$align = $this->align( $row, $col, $sheet );
734	if ( '' !== $align ) {
735	$css .= "text-align:{$align};";
736	}
737	$height = $this->height( $row, $col, $sheet );
738	if ( '' !== $height ) {
739	$css .= "font-size:{$height}px;";
740	}
741	$bgcolor = $this->bgColor( $row, $col, $sheet );
742	if ( '' !== $bgcolor ) {
743	$bgcolor = $this->colors[ $bgcolor ];
744	$css .= "background-color:{$bgcolor};";
745	}
746	$color = $this->color( $row, $col, $sheet );
747	if ( '' !== $color ) {
748	$css .= "color:{$color};";
749	}
750	$bold = $this->bold( $row, $col, $sheet );
751	if ( $bold ) {
752	$css .= 'font-weight:bold;';
753	}
754	$italic = $this->italic( $row, $col, $sheet );
755	if ( $italic ) {
756	$css .= 'font-style:italic;';
757	}
758	$underline = $this->underline( $row, $col, $sheet );
759	if ( $underline ) {
760	$css .= 'text-decoration:underline;';
761	}
762	// Borders
763	$bLeft = $this->borderLeft( $row, $col, $sheet );
764	$bRight = $this->borderRight( $row, $col, $sheet );
765	$bTop = $this->borderTop( $row, $col, $sheet );
766	$bBottom = $this->borderBottom( $row, $col, $sheet );
767	$bLeftCol = $this->borderLeftColor( $row, $col, $sheet );
768	$bRightCol = $this->borderRightColor( $row, $col, $sheet );
769	$bTopCol = $this->borderTopColor( $row, $col, $sheet );
770	$bBottomCol = $this->borderBottomColor( $row, $col, $sheet );
771	// Try to output the minimal required style.
772	if ( '' !== $bLeft && $bLeft === $bRight && $bRight === $bTop && $bTop === $bBottom ) {
773	$css .= 'border:' . $this->lineStylesCss[ $bLeft ] . ';';
774	} else {
775	if ( '' !== $bLeft ) {
776	$css .= 'border-left:' . $this->lineStylesCss[ $bLeft ] . ';';
777	}
778	if ( '' !== $bRight ) {
779	$css .= 'border-right:' . $this->lineStylesCss[ $bRight ] . ';';
780	}
781	if ( '' !== $bTop ) {
782	$css .= 'border-top:' . $this->lineStylesCss[ $bTop ] . ';';
783	}
784	if ( '' !== $bBottom ) {
785	$css .= 'border-bottom:' . $this->lineStylesCss[ $bBottom ] . ';';
786	}
787	}
788	// Only output border colors if there is an actual border specified.
789	if ( '' !== $bLeft && '' !== $bLeftCol ) {
790	$css .= "border-left-color:{$bLeftCol};";
791	}
792	if ( '' !== $bRight && '' !== $bRightCol ) {
793	$css .= "border-right-color:{$bRightCol};";
794	}
795	if ( '' !== $bTop && '' !== $bTopCol ) {
796	$css .= "border-top-color:{$bTopCol};";
797	}
798	if ( '' !== $bBottom && '' !== $bBottomCol ) {
799	$css .= "border-bottom-color:{$bBottomCol};";
800	}
801
802	return $css;
803	}
804
805	// FORMAT PROPERTIES
806	// =================
807
808	/**
809	* [format description]
810	*
811	* @since 1.0.0
812	*
813	* @param [type] $row [description]
814	* @param [type] $col [description]
815	* @param int $sheet Optional. [description]
816	* @return [type] [description]
817	*/
818	public function format( $row, $col, $sheet = 0 ) {
819	return $this->info( $row, $col, 'format', $sheet );
820	}
821
822	/**
823	* [formatIndex description]
824	*
825	* @since 1.0.0
826	*
827	* @param [type] $row [description]
828	* @param [type] $col [description]
829	* @param int $sheet Optional. [description]
830	* @return [type] [description]
831	*/
832	public function formatIndex( $row, $col, $sheet = 0 ) {
833	return $this->info( $row, $col, 'formatIndex', $sheet );
834	}
835
836	/**
837	* [formatColor description]
838	*
839	* @since 1.0.0
840	*
841	* @param [type] $row [description]
842	* @param [type] $col [description]
843	* @param int $sheet Optional. [description]
844	* @return [type] [description]
845	*/
846	public function formatColor( $row, $col, $sheet = 0 ) {
847	return $this->info( $row, $col, 'formatColor', $sheet );
848	}
849
850	// CELL (XF) PROPERTIES
851	// ====================
852
853	/**
854	* [xfRecord description]
855	*
856	* @since 1.0.0
857	*
858	* @param [type] $row [description]
859	* @param [type] $col [description]
860	* @param int $sheet Optional. [description]
861	* @return [type] [description]
862	*/
863	public function xfRecord( $row, $col, $sheet = 0 ) {
864	$xfIndex = $this->info( $row, $col, 'xfIndex', $sheet );
865	if ( '' !== $xfIndex ) {
866	return $this->xfRecords[ $xfIndex ];
867	}
868	return null;
869	}
870
871	/**
872	* [xfProperty description]
873	*
874	* @since 1.0.0
875	*
876	* @param [type] $row [description]
877	* @param [type] $col [description]
878	* @param [type] $sheet [description]
879	* @param [type] $prop [description]
880	* @return [type] [description]
881	*/
882	public function xfProperty( $row, $col, $sheet, $prop ) {
883	$xfRecord = $this->xfRecord( $row, $col, $sheet );
884	if ( null !== $xfRecord ) {
885	return $xfRecord[ $prop ];
886	}
887	return '';
888	}
889
890	/**
891	* [align description]
892	*
893	* @since 1.0.0
894	*
895	* @param [type] $row [description]
896	* @param [type] $col [description]
897	* @param int $sheet Optional. [description]
898	* @return [type] [description]
899	*/
900	public function align( $row, $col, $sheet = 0 ) {
901	return $this->xfProperty( $row, $col, $sheet, 'align' );
902	}
903
904	/**
905	* [bgColor description]
906	*
907	* @since 1.0.0
908	*
909	* @param [type] $row [description]
910	* @param [type] $col [description]
911	* @param int $sheet Optional. [description]
912	* @return [type] [description]
913	*/
914	public function bgColor( $row, $col, $sheet = 0 ) {
915	return $this->xfProperty( $row, $col, $sheet, 'bgColor' );
916	}
917
918	/**
919	* [borderLeft description]
920	*
921	* @since 1.0.0
922	*
923	* @param [type] $row [description]
924	* @param [type] $col [description]
925	* @param int $sheet Optional. [description]
926	* @return [type] [description]
927	*/
928	public function borderLeft( $row, $col, $sheet = 0 ) {
929	return $this->xfProperty( $row, $col, $sheet, 'borderLeft' );
930	}
931
932	/**
933	* [borderRight description]
934	*
935	* @since 1.0.0
936	*
937	* @param [type] $row [description]
938	* @param [type] $col [description]
939	* @param int $sheet Optional. [description]
940	* @return [type] [description]
941	*/
942	public function borderRight( $row, $col, $sheet = 0 ) {
943	return $this->xfProperty( $row, $col, $sheet, 'borderRight' );
944	}
945
946	/**
947	* [borderTop description]
948	*
949	* @since 1.0.0
950	*
951	* @param [type] $row [description]
952	* @param [type] $col [description]
953	* @param int $sheet Optional. [description]
954	* @return [type] [description]
955	*/
956	public function borderTop( $row, $col, $sheet = 0 ) {
957	return $this->xfProperty( $row, $col, $sheet, 'borderTop' );
958	}
959
960	/**
961	* [borderBottom description]
962	*
963	* @since 1.0.0
964	*
965	* @param [type] $row [description]
966	* @param [type] $col [description]
967	* @param int $sheet Optional. [description]
968	* @return [type] [description]
969	*/
970	public function borderBottom( $row, $col, $sheet = 0 ) {
971	return $this->xfProperty( $row, $col, $sheet, 'borderBottom' );
972	}
973
974	/**
975	* [borderLeftColor description]
976	*
977	* @since 1.0.0
978	*
979	* @param [type] $row [description]
980	* @param [type] $col [description]
981	* @param int $sheet Optional. [description]
982	* @return [type] [description]
983	*/
984	public function borderLeftColor( $row, $col, $sheet = 0 ) {
985	return $this->colors[ $this->xfProperty( $row, $col, $sheet, 'borderLeftColor' ) ];
986	}
987
988	/**
989	* [borderRightColor description]
990	*
991	* @since 1.0.0
992	*
993	* @param [type] $row [description]
994	* @param [type] $col [description]
995	* @param int $sheet Optional. [description]
996	* @return [type] [description]
997	*/
998	public function borderRightColor( $row, $col, $sheet = 0 ) {
999	return $this->colors[ $this->xfProperty( $row, $col, $sheet, 'borderRightColor' ) ];
1000	}
1001
1002	/**
1003	* [borderTopColor description]
1004	*
1005	* @since 1.0.0
1006	*
1007	* @param [type] $row [description]
1008	* @param [type] $col [description]
1009	* @param int $sheet Optional. [description]
1010	* @return [type] [description]
1011	*/
1012	public function borderTopColor( $row, $col, $sheet = 0 ) {
1013	return $this->colors[ $this->xfProperty( $row, $col, $sheet, 'borderTopColor' ) ];
1014	}
1015
1016	/**
1017	* [borderBottomColor description]
1018	*
1019	* @since 1.0.0
1020	*
1021	* @param [type] $row [description]
1022	* @param [type] $col [description]
1023	* @param int $sheet Optional. [description]
1024	* @return [type] [description]
1025	*/
1026	public function borderBottomColor( $row, $col, $sheet = 0 ) {
1027	return $this->colors[ $this->xfProperty( $row, $col, $sheet, 'borderBottomColor' ) ];
1028	}
1029
1030	// FONT PROPERTIES
1031	// ===============
1032
1033	/**
1034	* [fontRecord description]
1035	*
1036	* @since 1.0.0
1037	*
1038	* @param [type] $row [description]
1039	* @param [type] $col [description]
1040	* @param int $sheet Optional. [description]
1041	* @return [type] [description]
1042	*/
1043	public function fontRecord( $row, $col, $sheet = 0 ) {
1044	$xfRecord = $this->xfRecord( $row, $col, $sheet );
1045	if ( null !== $xfRecord ) {
1046	$font = $xfRecord['fontIndex'];
1047	if ( null !== $font ) {
1048	return $this->fontRecords[ $font ];
1049	}
1050	}
1051	return null;
1052	}
1053
1054	/**
1055	* [fontProperty description]
1056	*
1057	* @since 1.0.0
1058	*
1059	* @param [type] $row [description]
1060	* @param [type] $col [description]
1061	* @param int $sheet [description]
1062	* @param string $prop [description]
1063	* @return [type] [description]
1064	*/
1065	public function fontProperty( $row, $col, $sheet, $prop ) {
1066	$font = $this->fontRecord( $row, $col, $sheet );
1067	if ( null !== $font ) {
1068	return $font[ $prop ];
1069	}
1070	return false;
1071	}
1072
1073	/**
1074	* [fontIndex description]
1075	*
1076	* @since 1.0.0
1077	*
1078	* @param [type] $row [description]
1079	* @param [type] $col [description]
1080	* @param int $sheet Optional. [description]
1081	* @return [type] [description]
1082	*/
1083	public function fontIndex( $row, $col, $sheet = 0 ) {
1084	return $this->xfProperty( $row, $col, $sheet, 'fontIndex' );
1085	}
1086
1087	/**
1088	* [color description]
1089	*
1090	* @since 1.0.0
1091	*
1092	* @param [type] $row [description]
1093	* @param [type] $col [description]
1094	* @param int $sheet Optional. [description]
1095	* @return [type] [description]
1096	*/
1097	public function color( $row, $col, $sheet = 0 ) {
1098	$formatColor = $this->formatColor( $row, $col, $sheet );
1099	if ( '' !== $formatColor ) {
1100	return $formatColor;
1101	}
1102	$ci = $this->fontProperty( $row, $col, $sheet, 'color' );
1103	return $this->rawColor( $ci );
1104	}
1105
1106	/**
1107	* [rawColor description]
1108	*
1109	* @since 1.0.0
1110	*
1111	* @param [type] $ci [description]
1112	* @return [type] [description]
1113	*/
1114	public function rawColor( $ci ) {
1115	if ( 0x7FFF !== $ci && '' !== $ci ) {
1116	return $this->colors[ $ci ];
1117	}
1118	return '';
1119	}
1120
1121	/**
1122	* [bold description]
1123	*
1124	* @since 1.0.0
1125	*
1126	* @param [type] $row [description]
1127	* @param [type] $col [description]
1128	* @param int $sheet Optional. [description]
1129	* @return [type] [description]
1130	*/
1131	public function bold( $row, $col, $sheet = 0 ) {
1132	return $this->fontProperty( $row, $col, $sheet, 'bold' );
1133	}
1134
1135	/**
1136	* [italic description]
1137	*
1138	* @since 1.0.0
1139	*
1140	* @param [type] $row [description]
1141	* @param [type] $col [description]
1142	* @param int $sheet Optional. [description]
1143	* @return [type] [description]
1144	*/
1145	public function italic( $row, $col, $sheet = 0 ) {
1146	return $this->fontProperty( $row, $col, $sheet, 'italic' );
1147	}
1148
1149	/**
1150	* [underline description]
1151	*
1152	* @since 1.0.0
1153	*
1154	* @param [type] $row [description]
1155	* @param [type] $col [description]
1156	* @param int $sheet Optional. [description]
1157	* @return [type] [description]
1158	*/
1159	public function underline( $row, $col, $sheet = 0 ) {
1160	return $this->fontProperty( $row, $col, $sheet, 'under' );
1161	}
1162
1163	/**
1164	* [height description]
1165	*
1166	* @since 1.0.0
1167	*
1168	* @param [type] $row [description]
1169	* @param [type] $col [description]
1170	* @param int $sheet Optional. [description]
1171	* @return [type] [description]
1172	*/
1173	public function height( $row, $col, $sheet = 0 ) {
1174	return $this->fontProperty( $row, $col, $sheet, 'height' );
1175	}
1176
1177	/**
1178	* [font description]
1179	*
1180	* @since 1.0.0
1181	*
1182	* @param [type] $row [description]
1183	* @param [type] $col [description]
1184	* @param int $sheet Optional. [description]
1185	* @return [type] [description]
1186	*/
1187	public function font( $row, $col, $sheet = 0 ) {
1188	return $this->fontProperty( $row, $col, $sheet, 'font' );
1189	}
1190
1191	// DUMP AN HTML TABLE OF THE ENTIRE XLS DATA
1192	// =========================================
1193
1194	/**
1195	* [dump description]
1196	*
1197	* @since 1.0.0
1198	*
1199	* @param bool $row_numbers Optional. [description]
1200	* @param bool $col_letters Optional. [description]
1201	* @param int $sheet Optional. [description]
1202	* @param string $table_class Optional. [description]
1203	* @return string [description]
1204	*/
1205	public function dump( $row_numbers = false, $col_letters = false, $sheet = 0, $table_class = 'excel' ): string {
1206	$out = "<table class=\"$table_class\" cellspacing=0>";
1207	if ( $col_letters ) {
1208	$out .= "<thead>\n\t<tr>";
1209	if ( $row_numbers ) {
1210	$out .= "\n\t\t<th>&nbsp</th>";
1211	}
1212	for ( $i = 1; $i <= $this->colcount( $sheet ); $i++ ) {
1213	$style = 'width:' . ( $this->colwidth( $i, $sheet ) ) . 'px;';
1214	if ( $this->colhidden( $i, $sheet ) ) {
1215	$style .= 'display:none;';
1216	}
1217	$out .= "\n\t\t<th style=\"$style\">" . strtoupper( $this->colindexes[ $i ] ) . '</th>';
1218	}
1219	$out .= "</tr></thead>\n";
1220	}
1221
1222	$out .= "<tbody>\n";
1223	for ( $row = 1; $row <= $this->rowcount( $sheet ); $row++ ) {
1224	$rowheight = $this->rowheight( $row, $sheet );
1225	$style = 'height:' . ( $rowheight * ( 4 / 3 ) ) . 'px;';
1226	if ( $this->rowhidden( $row, $sheet ) ) {
1227	$style .= 'display:none;';
1228	}
1229	$out .= "\n\t<tr style=\"$style\">";
1230	if ( $row_numbers ) {
1231	$out .= "\n\t\t<th>{$row}</th>";
1232	}
1233	for ( $col = 1; $col <= $this->colcount( $sheet ); $col++ ) {
1234	// Account for Rowspans/Colspans
1235	$rowspan = $this->rowspan( $row, $col, $sheet );
1236	$colspan = $this->colspan( $row, $col, $sheet );
1237	for ( $i = 0; $i < $rowspan; $i++ ) {
1238	for ( $j = 0; $j < $colspan; $j++ ) {
1239	if ( $i > 0 \|\| $j > 0 ) {
1240	$this->sheets[ $sheet ]['cellsInfo'][ $row + $i ][ $col + $j ]['dontprint'] = 1;
1241	}
1242	}
1243	}
1244	if ( ! $this->sheets[ $sheet ]['cellsInfo'][ $row ][ $col ]['dontprint'] ) {
1245	$style = $this->style( $row, $col, $sheet );
1246	if ( $this->colhidden( $col, $sheet ) ) {
1247	$style .= 'display:none;';
1248	}
1249	$out .= "\n\t\t<td style=\"$style\"" . ( $colspan > 1 ? " colspan={$colspan}" : '' ) . ( $rowspan > 1 ? " rowspan={$rowspan}" : '' ) . '>';
1250	$val = $this->val( $row, $col, $sheet );
1251	if ( '' === $val ) {
1252	$val = ' ';
1253	} else {
1254	$val = htmlentities( $val );
1255	$link = $this->hyperlink( $row, $col, $sheet );
1256	if ( '' !== $link ) {
1257	$val = "<a href=\"$link\">{$val}</a>";
1258	}
1259	}
1260	$out .= '<nobr>' . nl2br( $val ) . '</nobr>';
1261	$out .= '</td>';
1262	}
1263	}
1264	$out .= "</tr>\n";
1265	}
1266	$out .= '</tbody></table>';
1267	return $out;
1268	}
1269
1270	// --------------
1271	// END PUBLIC API
1272
1273	protected array $boundsheets = array();
1274	protected array $formatRecords = array();
1275	protected array $fontRecords = array();
1276	protected array $xfRecords = array();
1277	protected array $colInfo = array();
1278	protected array $rowInfo = array();
1279
1280	protected array $sst = array();
1281	protected array $sheets = array();
1282
1283	protected $data;
1284	protected $_ole;
1285	protected string $_defaultEncoding = 'UTF-8';
1286	protected string $_defaultFormat = SPREADSHEET_EXCEL_READER_DEF_NUM_FORMAT;
1287	protected array $_columnsFormat = array();
1288	protected int $_rowoffset = 1;
1289	protected int $_coloffset = 1;
1290
1291	/**
1292	* List of default date formats used by Excel
1293	*
1294	* @since 1.0.0
1295	*/
1296	protected array $dateFormats = array(
1297	0xe => 'm/d/Y',
1298	0xf => 'M-d-Y',
1299	0x10 => 'd-M',
1300	0x11 => 'M-Y',
1301	0x12 => 'h:i a',
1302	0x13 => 'h:i:s a',
1303	0x14 => 'H:i',
1304	0x15 => 'H:i:s',
1305	0x16 => 'd/m/Y H:i',
1306	0x2d => 'i:s',
1307	0x2e => 'H:i:s',
1308	0x2f => 'i:s.S',
1309	);
1310
1311	/**
1312	* Default number formats used by Excel
1313	*
1314	* @since 1.0.0
1315	*/
1316	protected array $numberFormats = array(
1317	0x1 => '0',
1318	0x2 => '0.00',
1319	0x3 => '#,##0',
1320	0x4 => '#,##0.00',
1321	0x5 => '\$#,##0;(\$#,##0)',
1322	0x6 => '\$#,##0;[Red](\$#,##0)',
1323	0x7 => '\$#,##0.00;(\$#,##0.00)',
1324	0x8 => '\$#,##0.00;[Red](\$#,##0.00)',
1325	0x9 => '0%',
1326	0xa => '0.00%',
1327	0xb => '0.00E+00',
1328	0x25 => '#,##0;(#,##0)',
1329	0x26 => '#,##0;[Red](#,##0)',
1330	0x27 => '#,##0.00;(#,##0.00)',
1331	0x28 => '#,##0.00;[Red](#,##0.00)',
1332	0x29 => '#,##0;(#,##0)', // Not exact
1333	0x2a => '\$#,##0;(\$#,##0)', // Not exact
1334	0x2b => '#,##0.00;(#,##0.00)', // Not exact
1335	0x2c => '\$#,##0.00;(\$#,##0.00)', // Not exact
1336	0x30 => '##0.0E+0',
1337	);
1338
1339	/**
1340	* [$colors description]
1341	*
1342	* @since 1.0.0
1343	*/
1344	protected array $colors = array(
1345	0x00 => '#000000',
1346	0x01 => '#FFFFFF',
1347	0x02 => '#FF0000',
1348	0x03 => '#00FF00',
1349	0x04 => '#0000FF',
1350	0x05 => '#FFFF00',
1351	0x06 => '#FF00FF',
1352	0x07 => '#00FFFF',
1353	0x08 => '#000000',
1354	0x09 => '#FFFFFF',
1355	0x0A => '#FF0000',
1356	0x0B => '#00FF00',
1357	0x0C => '#0000FF',
1358	0x0D => '#FFFF00',
1359	0x0E => '#FF00FF',
1360	0x0F => '#00FFFF',
1361	0x10 => '#800000',
1362	0x11 => '#008000',
1363	0x12 => '#000080',
1364	0x13 => '#808000',
1365	0x14 => '#800080',
1366	0x15 => '#008080',
1367	0x16 => '#C0C0C0',
1368	0x17 => '#808080',
1369	0x18 => '#9999FF',
1370	0x19 => '#993366',
1371	0x1A => '#FFFFCC',
1372	0x1B => '#CCFFFF',
1373	0x1C => '#660066',
1374	0x1D => '#FF8080',
1375	0x1E => '#0066CC',
1376	0x1F => '#CCCCFF',
1377	0x20 => '#000080',
1378	0x21 => '#FF00FF',
1379	0x22 => '#FFFF00',
1380	0x23 => '#00FFFF',
1381	0x24 => '#800080',
1382	0x25 => '#800000',
1383	0x26 => '#008080',
1384	0x27 => '#0000FF',
1385	0x28 => '#00CCFF',
1386	0x29 => '#CCFFFF',
1387	0x2A => '#CCFFCC',
1388	0x2B => '#FFFF99',
1389	0x2C => '#99CCFF',
1390	0x2D => '#FF99CC',
1391	0x2E => '#CC99FF',
1392	0x2F => '#FFCC99',
1393	0x30 => '#3366FF',
1394	0x31 => '#33CCCC',
1395	0x32 => '#99CC00',
1396	0x33 => '#FFCC00',
1397	0x34 => '#FF9900',
1398	0x35 => '#FF6600',
1399	0x36 => '#666699',
1400	0x37 => '#969696',
1401	0x38 => '#003366',
1402	0x39 => '#339966',
1403	0x3A => '#003300',
1404	0x3B => '#333300',
1405	0x3C => '#993300',
1406	0x3D => '#993366',
1407	0x3E => '#333399',
1408	0x3F => '#333333',
1409	0x40 => '#000000',
1410	0x41 => '#FFFFFF',
1411	0x43 => '#000000',
1412	0x4D => '#000000',
1413	0x4E => '#FFFFFF',
1414	0x4F => '#000000',
1415	0x50 => '#FFFFFF',
1416	0x51 => '#000000',
1417	0x7FFF => '#000000',
1418	);
1419
1420	/**
1421	* [$lineStyles description]
1422	*
1423	* @since 1.0.0
1424	*/
1425	protected array $lineStyles = array(
1426	0x00 => '',
1427	0x01 => 'Thin',
1428	0x02 => 'Medium',
1429	0x03 => 'Dashed',
1430	0x04 => 'Dotted',
1431	0x05 => 'Thick',
1432	0x06 => 'Double',
1433	0x07 => 'Hair',
1434	0x08 => 'Medium dashed',
1435	0x09 => 'Thin dash-dotted',
1436	0x0A => 'Medium dash-dotted',
1437	0x0B => 'Thin dash-dot-dotted',
1438	0x0C => 'Medium dash-dot-dotted',
1439	0x0D => 'Slanted medium dash-dotted',
1440	);
1441
1442	/**
1443	* [$lineStylesCss description]
1444	*
1445	* @since 1.0.0
1446	*/
1447	protected array $lineStylesCss = array(
1448	'Thin' => '1px solid',
1449	'Medium' => '2px solid',
1450	'Dashed' => '1px dashed',
1451	'Dotted' => '1px dotted',
1452	'Thick' => '3px solid',
1453	'Double' => 'double',
1454	'Hair' => '1px solid',
1455	'Medium dashed' => '2px dashed',
1456	'Thin dash-dotted' => '1px dashed',
1457	'Medium dash-dotted' => '2px dashed',
1458	'Thin dash-dot-dotted' => '1px dashed',
1459	'Medium dash-dot-dotted' => '2px dashed',
1460	'Slanted medium dash-dotted' => '2px dashed',
1461	);
1462
1463	/**
1464	* [read16bitstring description]
1465	*
1466	* @since 1.0.0
1467	*
1468	* @param [type] $data [description]
1469	* @param [type] $start [description]
1470	* @return string [description]
1471	*/
1472	protected function read16bitstring( $data, $start ): string {
1473	$len = 0;
1474	while ( ord( $data[ $start + $len ] ) + ord( $data[ $start + $len + 1 ] ) > 0 ) {
1475	++$len;
1476	}
1477	return substr( $data, $start, $len );
1478	}
1479
1480	/**
1481	* [_format_value description]
1482	* ADDED by Matt Kruse for better formatting
1483	*
1484	* @since 1.0.0
1485	*
1486	* @param [type] $format [description]
1487	* @param [type] $num [description]
1488	* @param [type] $f [description]
1489	* @return array<string, mixed> [description]
1490	*/
1491	protected function _format_value( $format, $num, $f ): array {
1492	// 49 = TEXT format
1493	// https://code.google.com/archive/p/php-excel-reader/issues/7
1494	if ( ( ! $f && '%s' === $format ) \|\| ( 49 === (int) $f ) \|\| ( 'GENERAL' === $format ) ) {
1495	return array(
1496	'string' => $num,
1497	'formatColor' => null,
1498	);
1499	}
1500
1501	// Custom pattern can be POSITIVE;NEGATIVE;ZERO
1502	// The "text" option as 4th parameter is not handled
1503	$parts = explode( ';', $format );
1504	$pattern = $parts[0];
1505	// Negative pattern
1506	if ( count( $parts ) > 2 && 0 === (int) $num ) {
1507	$pattern = $parts[2];
1508	}
1509	// Zero pattern
1510	if ( count( $parts ) > 1 && $num < 0 ) {
1511	$pattern = $parts[1];
1512	$num = abs( $num );
1513	}
1514
1515	$color = '';
1516	$matches = array();
1517	$color_regex = '/^\[(BLACK\|BLUE\|CYAN\|GREEN\|MAGENTA\|RED\|WHITE\|YELLOW)\]/i';
1518	if ( preg_match( $color_regex, $pattern, $matches ) ) {
1519	$color = strtolower( $matches[1] );
1520	$pattern = preg_replace( $color_regex, '', $pattern );
1521	}
1522
1523	// In Excel formats, "_" is used to add spacing, which we can't do in HTML.
1524	$pattern = preg_replace( '/_./', '', $pattern );
1525
1526	// Some non-number characters are escaped with \, which we don't need.
1527	$pattern = preg_replace( '/\\\/', '', $pattern );
1528
1529	// Some non-number strings are quoted, so we'll get rid of the quotes.
1530	$pattern = preg_replace( '/"/', '', $pattern );
1531
1532	// TEMPORARY - Convert # to 0.
1533	$pattern = preg_replace( '/\#/', '0', $pattern );
1534
1535	// Find out if we need comma formatting.
1536	$has_commas = preg_match( '/,/', $pattern );
1537	if ( $has_commas ) {
1538	$pattern = preg_replace( '/,/', '', $pattern );
1539	}
1540
1541	// Handle Percentages.
1542	if ( preg_match( '/\d(\%)([^\%]\|$)/', $pattern, $matches ) ) {
1543	$num *= 100;
1544	$pattern = preg_replace( '/(\d)(\%)([^\%]\|$)/', '$1%$3', $pattern );
1545	}
1546
1547	// Handle the number itself.
1548	$number_regex = '/(\d+)(\.?)(\d*)/';
1549	if ( preg_match( $number_regex, $pattern, $matches ) ) {
1550	// $left = $matches[1];
1551	// $dec = $matches[2];
1552	$right = $matches[3];
1553	if ( $has_commas ) {
1554	$formatted = number_format( $num, strlen( $right ) );
1555	} else {
1556	$sprintf_pattern = '%1.' . strlen( $right ) . 'f';
1557	$formatted = sprintf( $sprintf_pattern, $num );
1558	}
1559	$pattern = preg_replace( $number_regex, $formatted, $pattern );
1560	}
1561
1562	return array(
1563	'string' => $pattern,
1564	'formatColor' => $color,
1565	);
1566	}
1567
1568	/**
1569	* [__construct description]
1570	*
1571	* @since 1.0.0
1572	*
1573	* @param string $data Optional. [description]
1574	* @param bool $store_extended_info Optional. [description]
1575	* @param string $outputEncoding Optional. [description]
1576	*/
1577	public function __construct( $data = '', $store_extended_info = false, $outputEncoding = '' ) {
1578	$this->_ole = new OLERead();
1579	$this->setUTFEncoder( 'iconv' );
1580	if ( '' !== $outputEncoding ) {
1581	$this->setOutputEncoding( $outputEncoding );
1582	}
1583	for ( $i = 1; $i < 245; $i++ ) {
1584	$name = strtolower( ( ( ( $i - 1 ) / 26 >= 1 ) ? chr( ( $i - 1 ) / 26 + 64 ) : '' ) . chr( ( $i - 1 ) % 26 + 65 ) );
1585	$this->colnames[ $name ] = $i;
1586	$this->colindexes[ $i ] = $name;
1587	}
1588	$this->store_extended_info = $store_extended_info;
1589	if ( '' !== $data ) {
1590	$this->read( $data );
1591	}
1592	}
1593
1594	/**
1595	* Set the encoding method.
1596	*
1597	* @since 1.0.0
1598	*
1599	* @param [type] $encoding [description]
1600	*/
1601	public function setOutputEncoding( $encoding ): void {
1602	$this->_defaultEncoding = $encoding;
1603	}
1604
1605	/**
1606	* [setUTFEncoder description]
1607	* $encoder = 'iconv' or 'mb'
1608	* set iconv if you would like use 'iconv' for encode UTF-16LE to your encoding
1609	* set mb if you would like use 'mb_convert_encoding' for encode UTF-16LE to your encoding
1610	*
1611	* @since 1.0.0
1612	*
1613	* @param string $encoder Optional. [description]
1614	*/
1615	public function setUTFEncoder( $encoder = 'iconv' ): void {
1616	$this->_encoderFunction = '';
1617	if ( 'iconv' === $encoder ) {
1618	$this->_encoderFunction = function_exists( 'iconv' ) ? 'iconv' : '';
1619	} elseif ( 'mb' === $encoder ) {
1620	$this->_encoderFunction = function_exists( 'mb_convert_encoding' ) ? 'mb_convert_encoding' : '';
1621	}
1622	}
1623
1624	/**
1625	* [setRowColOffset description]
1626	*
1627	* @since 1.0.0
1628	*
1629	* @param [type] $iOffset [description]
1630	*/
1631	public function setRowColOffset( $iOffset ): void {
1632	$this->_rowoffset = $iOffset;
1633	$this->_coloffset = $iOffset;
1634	}
1635
1636	/**
1637	* Set the default number format.
1638	*
1639	* @since 1.0.0
1640	*
1641	* @param [type] $sFormat [description]
1642	*/
1643	public function setDefaultFormat( $sFormat ): void {
1644	$this->_defaultFormat = $sFormat;
1645	}
1646
1647	/**
1648	* Force a column to use a certain format.
1649	*
1650	* @since 1.0.0
1651	*
1652	* @param [type] $column [description]
1653	* @param [type] $sFormat [description]
1654	*/
1655	public function setColumnFormat( $column, $sFormat ): void {
1656	$this->_columnsFormat[ $column ] = $sFormat;
1657	}
1658
1659	/**
1660	* Read the spreadsheet file using OLE, then parse.
1661	*
1662	* @since 1.0.0
1663	*
1664	* @param string $data [description]
1665	*/
1666	public function read( $data ): void {
1667	$res = $this->_ole->read( $data );
1668
1669	// oops, something goes wrong (Darko Miljanovic)
1670	if ( false === $res ) {
1671	// check error code
1672	if ( 1 === $this->_ole->error ) {
1673	die( 'Data is not readable' );
1674	} elseif ( 2 === $this->_ole->error ) {
1675	die( 'OLE error' );
1676	}
1677	// check other error codes here (e.g. bad fileformat, etc...)
1678	}
1679	$this->data = $this->_ole->getWorkBook();
1680	$this->_parse();
1681	}
1682
1683	/**
1684	* Parse a workbook.
1685	*
1686	* @since 1.0.0
1687	*
1688	* @return [type] [description]
1689	*/
1690	protected function _parse() {
1691	$pos = 0;
1692	$data = $this->data;
1693
1694	// $code = $this->v( $data, $pos );
1695	$length = $this->v( $data, $pos + 2 );
1696	$version = $this->v( $data, $pos + 4 );
1697	$substreamType = $this->v( $data, $pos + 6 );
1698	if ( SPREADSHEET_EXCEL_READER_BIFF8 !== $version && SPREADSHEET_EXCEL_READER_BIFF7 !== $version ) {
1699	return false;
1700	}
1701
1702	if ( SPREADSHEET_EXCEL_READER_WORKBOOKGLOBALS !== $substreamType ) {
1703	return false;
1704	}
1705
1706	$pos += $length + 4;
1707
1708	$code = $this->v( $data, $pos );
1709	$length = $this->v( $data, $pos + 2 );
1710
1711	while ( SPREADSHEET_EXCEL_READER_TYPE_EOF !== $code ) {
1712	switch ( $code ) {
1713	case SPREADSHEET_EXCEL_READER_TYPE_SST:
1714	$spos = $pos + 4;
1715	$limitpos = $spos + $length;
1716	$uniqueStrings = $this->_GetInt4d( $data, $spos + 4 );
1717	$spos += 8;
1718	for ( $i = 0; $i < $uniqueStrings; $i++ ) {
1719	// Read in the number of characters
1720	if ( $spos === $limitpos ) {
1721	$opcode = $this->v( $data, $spos );
1722	$conlength = $this->v( $data, $spos + 2 );
1723	if ( 0x3c !== $opcode ) {
1724	return -1;
1725	}
1726	$spos += 4;
1727	$limitpos = $spos + $conlength;
1728	}
1729	$numChars = ord( $data[ $spos ] ) \| ( ord( $data[ $spos + 1 ] ) << 8 );
1730	$spos += 2;
1731	$optionFlags = ord( $data[ $spos ] );
1732	++$spos;
1733	$asciiEncoding = ( 0 === ( $optionFlags & 0x01 ) );
1734	$extendedString = ( 0 !== ( $optionFlags & 0x04 ) );
1735
1736	// See if string contains formatting information.
1737	$richString = ( 0 !== ( $optionFlags & 0x08 ) );
1738
1739	if ( $richString ) {
1740	// Read in the crun
1741	$formattingRuns = $this->v( $data, $spos );
1742	$spos += 2;
1743	}
1744
1745	if ( $extendedString ) {
1746	// Read in cchExtRst
1747	$extendedRunLength = $this->_GetInt4d( $data, $spos );
1748	$spos += 4;
1749	}
1750
1751	$len = ( $asciiEncoding ) ? $numChars : $numChars * 2;
1752	if ( $spos + $len < $limitpos ) {
1753	$retstr = substr( $data, $spos, $len );
1754	$spos += $len;
1755	} else {
1756	// found continue
1757	$retstr = substr( $data, $spos, $limitpos - $spos );
1758	$bytesRead = $limitpos - $spos;
1759	$charsLeft = $numChars - ( ( $asciiEncoding ) ? $bytesRead : ( $bytesRead / 2 ) );
1760	$spos = $limitpos;
1761
1762	while ( $charsLeft > 0 ) {
1763	$opcode = $this->v( $data, $spos );
1764	$conlength = $this->v( $data, $spos + 2 );
1765	if ( 0x3c !== $opcode ) {
1766	return -1;
1767	}
1768	$spos += 4;
1769	$limitpos = $spos + $conlength;
1770	$option = ord( $data[ $spos ] );
1771	$spos += 1;
1772	if ( $asciiEncoding && 0 === $option ) {
1773	$len = min( $charsLeft, $limitpos - $spos ); // min( $charsLeft, $conlength );
1774	$retstr .= substr( $data, $spos, $len );
1775	$charsLeft -= $len;
1776	$asciiEncoding = true;
1777	} elseif ( ! $asciiEncoding && 0 !== $option ) {
1778	$len = min( $charsLeft * 2, $limitpos - $spos ); // min( $charsLeft, $conlength );
1779	$retstr .= substr( $data, $spos, $len );
1780	$charsLeft -= $len / 2;
1781	$asciiEncoding = false;
1782	} elseif ( ! $asciiEncoding && 0 === $option ) {
1783	// Bummer - the string starts off as Unicode, but after the
1784	// continuation it is in straightforward ASCII encoding
1785	$len = min( $charsLeft, $limitpos - $spos ); // min( $charsLeft, $conlength );
1786	for ( $j = 0; $j < $len; $j++ ) {
1787	$retstr .= $data[ $spos + $j ] . chr( 0 );
1788	}
1789	$charsLeft -= $len;
1790	$asciiEncoding = false;
1791	} else {
1792	$newstr = '';
1793	for ( $j = 0; $j < strlen( $retstr ); $j++ ) {
1794	$newstr = $retstr[ $j ] . chr( 0 );
1795	}
1796	$retstr = $newstr;
1797	$len = min( $charsLeft * 2, $limitpos - $spos ); // min( $charsLeft, $conlength );
1798	$retstr .= substr( $data, $spos, $len );
1799	$charsLeft -= $len / 2;
1800	$asciiEncoding = false;
1801	}
1802	$spos += $len;
1803	}
1804	}
1805	$retstr = ( $asciiEncoding ) ? $retstr : $this->_encodeUTF16( $retstr );
1806
1807	if ( $richString ) {
1808	$spos += 4 * $formattingRuns;
1809	}
1810
1811	// For extended strings, skip over the extended string data
1812	if ( $extendedString ) {
1813	$spos += $extendedRunLength;
1814	}
1815	$this->sst[] = $retstr;
1816	}
1817	break;
1818	case SPREADSHEET_EXCEL_READER_TYPE_FILEPASS:
1819	return false;
1820	// break; // unreachable
1821	case SPREADSHEET_EXCEL_READER_TYPE_NAME:
1822	break;
1823	case SPREADSHEET_EXCEL_READER_TYPE_FORMAT:
1824	$indexCode = $this->v( $data, $pos + 4 );
1825	if ( SPREADSHEET_EXCEL_READER_BIFF8 === $version ) {
1826	$numchars = $this->v( $data, $pos + 6 );
1827	if ( 0 === ord( $data[ $pos + 8 ] ) ) {
1828	$formatString = substr( $data, $pos + 9, $numchars );
1829	} else {
1830	$formatString = substr( $data, $pos + 9, $numchars * 2 );
1831	}
1832	} else {
1833	$numchars = ord( $data[ $pos + 6 ] );
1834	$formatString = substr( $data, $pos + 7, $numchars * 2 );
1835	}
1836	$this->formatRecords[ $indexCode ] = $formatString;
1837	break;
1838	case SPREADSHEET_EXCEL_READER_TYPE_FONT:
1839	$height = $this->v( $data, $pos + 4 );
1840	$option = $this->v( $data, $pos + 6 );
1841	$color = $this->v( $data, $pos + 8 );
1842	$weight = $this->v( $data, $pos + 10 );
1843	$under = ord( $data[ $pos + 14 ] );
1844	// Font name
1845	$numchars = ord( $data[ $pos + 18 ] );
1846	if ( 0 === ( ord( $data[ $pos + 19 ] ) & 1 ) ) {
1847	$font = substr( $data, $pos + 20, $numchars );
1848	} else {
1849	$font = substr( $data, $pos + 20, $numchars * 2 );
1850	$font = $this->_encodeUTF16( $font );
1851	}
1852	$this->fontRecords[] = array(
1853	'height' => $height / 20,
1854	'italic' => (bool) ( $option & 2 ),
1855	'color' => $color,
1856	'under' => ( 0 !== $under ),
1857	'bold' => ( 700 === $weight ),
1858	'font' => $font,
1859	'raw' => $this->dumpHexData( $data, $pos + 3, $length ),
1860	);
1861	break;
1862	case SPREADSHEET_EXCEL_READER_TYPE_PALETTE:
1863	$colors = ord( $data[ $pos + 4 ] ) \| ord( $data[ $pos + 5 ] ) << 8;
1864	for ( $coli = 0; $coli < $colors; $coli++ ) {
1865	$colOff = $pos + 2 + ( $coli * 4 );
1866	$colr = ord( $data[ $colOff ] );
1867	$colg = ord( $data[ $colOff + 1 ] );
1868	$colb = ord( $data[ $colOff + 2 ] );
1869	$this->colors[ 0x07 + $coli ] = '#' . $this->myhex( $colr ) . $this->myhex( $colg ) . $this->myhex( $colb );
1870	}
1871	break;
1872	case SPREADSHEET_EXCEL_READER_TYPE_XF:
1873	$fontIndexCode = ( ord( $data[ $pos + 4 ] ) \| ord( $data[ $pos + 5 ] ) << 8 ) - 1;
1874	$fontIndexCode = max( 0, $fontIndexCode );
1875	$indexCode = ord( $data[ $pos + 6 ] ) \| ord( $data[ $pos + 7 ] ) << 8;
1876	$alignbit = ord( $data[ $pos + 10 ] ) & 3;
1877	$bgi = ( ord( $data[ $pos + 22 ] ) \| ord( $data[ $pos + 23 ] ) << 8 ) & 0x3FFF;
1878	$bgcolor = ( $bgi & 0x7F );
1879	// $bgcolor = ( $bgi & 0x3f80 ) >> 7;
1880	$align = '';
1881	if ( 3 === $alignbit ) {
1882	$align = 'right';
1883	} elseif ( 2 === $alignbit ) {
1884	$align = 'center';
1885	}
1886	$fillPattern = ( ord( $data[ $pos + 21 ] ) & 0xFC ) >> 2;
1887	if ( 0 === $fillPattern ) {
1888	$bgcolor = '';
1889	}
1890
1891	$xf = array();
1892	$xf['formatIndex'] = $indexCode;
1893	$xf['align'] = $align;
1894	$xf['fontIndex'] = $fontIndexCode;
1895	$xf['bgColor'] = $bgcolor;
1896	$xf['fillPattern'] = $fillPattern;
1897
1898	$border = ord( $data[ $pos + 14 ] ) \| ( ord( $data[ $pos + 15 ] ) << 8 ) \| ( ord( $data[ $pos + 16 ] ) << 16 ) \| ( ord( $data[ $pos + 17 ] ) << 24 );
1899	$xf['borderLeft'] = $this->lineStyles[ ( $border & 0xF ) ];
1900	$xf['borderRight'] = $this->lineStyles[ ( $border & 0xF0 ) >> 4 ];
1901	$xf['borderTop'] = $this->lineStyles[ ( $border & 0xF00 ) >> 8 ];
1902	$xf['borderBottom'] = $this->lineStyles[ ( $border & 0xF000 ) >> 12 ];
1903
1904	$xf['borderLeftColor'] = ( $border & 0x7F0000 ) >> 16;
1905	$xf['borderRightColor'] = ( $border & 0x3F800000 ) >> 23;
1906	$border = ( ord( $data[ $pos + 18 ] ) \| ord( $data[ $pos + 19 ] ) << 8 );
1907	$xf['borderTopColor'] = ( $border & 0x7F );
1908	$xf['borderBottomColor'] = ( $border & 0x3F80 ) >> 7;
1909	if ( array_key_exists( $indexCode, $this->dateFormats ) ) {
1910	$xf['type'] = 'date';
1911	$xf['format'] = $this->dateFormats[ $indexCode ];
1912	if ( '' === $align ) {
1913	$xf['align'] = 'right';
1914	}
1915	} elseif ( array_key_exists( $indexCode, $this->numberFormats ) ) {
1916	$xf['type'] = 'number';
1917	$xf['format'] = $this->numberFormats[ $indexCode ];
1918	if ( '' === $align ) {
1919	$xf['align'] = 'right';
1920	}
1921	} else {
1922	$isdate = false;
1923	$formatstr = '';
1924	if ( $indexCode > 0 ) {
1925	if ( isset( $this->formatRecords[ $indexCode ] ) ) {
1926	$formatstr = $this->formatRecords[ $indexCode ];
1927	}
1928	if ( '' !== $formatstr ) {
1929	$tmp = preg_replace( '/\;.*/', '', $formatstr );
1930	$tmp = preg_replace( '/^\[[^\]]*\]/', '', $tmp );
1931	if ( 0 === preg_match( '/[^hmsday\/\-:\s\\\,AMP]/i', $tmp ) ) { // found day and time format
1932	$isdate = true;
1933	$formatstr = $tmp;
1934	$formatstr = str_replace( array( 'AM/PM', 'mmmm', 'mmm' ), array( 'a', 'F', 'M' ), $formatstr );
1935	// m/mm are used for both minutes and months - oh SNAP!
1936	// This mess tries to fix for that.
1937	// 'm' = minutes only if following h/hh or preceding s/ss
1938	$formatstr = preg_replace( '/(h:?)mm?/', '$1i', $formatstr );
1939	$formatstr = preg_replace( '/mm?(:?s)/', '1$1', $formatstr );
1940	// A single 'm' = n in PHP
1941	$formatstr = preg_replace( '/(^\|[^m])m([^m]\|$)/', '$1n$2', $formatstr );
1942	$formatstr = preg_replace( '/(^\|[^m])m([^m]\|$)/', '$1n$2', $formatstr );
1943	// else it's months
1944	$formatstr = str_replace( 'mm', 'm', $formatstr );
1945	// Convert single 'd' to 'j'
1946	$formatstr = preg_replace( '/(^\|[^d])d([^d]\|$)/', '$1j$2', $formatstr );
1947	$formatstr = str_replace( array( 'dddd', 'ddd', 'dd', 'yyyy', 'yy', 'hh', 'h' ), array( 'l', 'D', 'd', 'Y', 'y', 'H', 'g' ), $formatstr );
1948	$formatstr = preg_replace( '/ss?/', 's', $formatstr );
1949	}
1950	}
1951	}
1952	if ( $isdate ) {
1953	$xf['type'] = 'date';
1954	$xf['format'] = $formatstr;
1955	if ( '' === $align ) {
1956	$xf['align'] = 'right';
1957	}
1958	} else {
1959	// If the format string has a 0 or # in it, we'll assume it's a number.
1960	if ( preg_match( '/[0#]/', $formatstr ) ) {
1961	$xf['type'] = 'number';
1962	if ( '' === $align ) {
1963	$xf['align'] = 'right';
1964	}
1965	} else {
1966	$xf['type'] = 'other';
1967	}
1968	$xf['format'] = $formatstr;
1969	$xf['code'] = $indexCode;
1970	}
1971	}
1972	$this->xfRecords[] = $xf;
1973	break;
1974	case SPREADSHEET_EXCEL_READER_TYPE_NINETEENFOUR:
1975	$this->nineteenFour = ( 1 === ord( $data[ $pos + 4 ] ) );
1976	break;
1977	case SPREADSHEET_EXCEL_READER_TYPE_BOUNDSHEET:
1978	$rec_offset = $this->_GetInt4d( $data, $pos + 4 );
1979	// $rec_typeFlag = ord( $data[ $pos + 8 ] );
1980	// $rec_visibilityFlag = ord( $data[ $pos + 9 ] );
1981	$rec_length = ord( $data[ $pos + 10 ] );
1982
1983	if ( SPREADSHEET_EXCEL_READER_BIFF8 === $version ) {
1984	$chartype = ord( $data[ $pos + 11 ] );
1985	if ( 0 === $chartype ) {
1986	$rec_name = substr( $data, $pos + 12, $rec_length );
1987	} else {
1988	$rec_name = $this->_encodeUTF16( substr( $data, $pos + 12, 2 * $rec_length ) );
1989	}
1990	} elseif ( SPREADSHEET_EXCEL_READER_BIFF7 === $version ) {
1991	$rec_name = substr( $data, $pos + 11, $rec_length );
1992	}
1993	$this->boundsheets[] = array(
1994	'name' => $rec_name,
1995	'offset' => $rec_offset,
1996	);
1997	break;
1998	} // switch
1999
2000	$pos += $length + 4;
2001	$code = ord( $data[ $pos ] ) \| ord( $data[ $pos + 1 ] ) << 8;
2002	$length = ord( $data[ $pos + 2 ] ) \| ord( $data[ $pos + 3 ] ) << 8;
2003	} // while
2004
2005	foreach ( $this->boundsheets as $key => $val ) {
2006	$this->sn = $key;
2007	$this->_parsesheet( $val['offset'] );
2008	}
2009	return true;
2010	}
2011
2012	/**
2013	* Parse a worksheet.
2014	*
2015	* @since 1.0.0
2016	*
2017	* @param [type] $spos [description]
2018	* @return [type] [description]
2019	*/
2020	protected function _parsesheet( $spos ) {
2021	$cont = true;
2022	$data = $this->data;
2023	// read BOF
2024	// $code = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2025	$length = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2026
2027	$version = ord( $data[ $spos + 4 ] ) \| ord( $data[ $spos + 5 ] ) << 8;
2028	$substreamType = ord( $data[ $spos + 6 ] ) \| ord( $data[ $spos + 7 ] ) << 8;
2029
2030	if ( SPREADSHEET_EXCEL_READER_BIFF8 !== $version && SPREADSHEET_EXCEL_READER_BIFF7 !== $version ) {
2031	return -1;
2032	}
2033
2034	if ( SPREADSHEET_EXCEL_READER_WORKSHEET !== $substreamType ) {
2035	return -2;
2036	}
2037
2038	$spos += $length + 4;
2039	while ( $cont ) {
2040	$lowcode = ord( $data[ $spos ] );
2041	if ( SPREADSHEET_EXCEL_READER_TYPE_EOF === $lowcode ) {
2042	break;
2043	}
2044	$code = $lowcode \| ord( $data[ $spos + 1 ] ) << 8;
2045	$length = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2046	$spos += 4;
2047	$this->sheets[ $this->sn ]['maxrow'] = $this->_rowoffset - 1;
2048	$this->sheets[ $this->sn ]['maxcol'] = $this->_coloffset - 1;
2049	unset( $this->rectype );
2050	switch ( $code ) {
2051	case SPREADSHEET_EXCEL_READER_TYPE_DIMENSION:
2052	if ( ! isset( $this->numRows ) ) {
2053	if ( 10 === $length \|\| SPREADSHEET_EXCEL_READER_BIFF7 === $version ) {
2054	$this->sheets[ $this->sn ]['numRows'] = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2055	$this->sheets[ $this->sn ]['numCols'] = ord( $data[ $spos + 6 ] ) \| ord( $data[ $spos + 7 ] ) << 8;
2056	} else {
2057	$this->sheets[ $this->sn ]['numRows'] = ord( $data[ $spos + 4 ] ) \| ord( $data[ $spos + 5 ] ) << 8;
2058	$this->sheets[ $this->sn ]['numCols'] = ord( $data[ $spos + 10 ] ) \| ord( $data[ $spos + 11 ] ) << 8;
2059	}
2060	}
2061	break;
2062	case SPREADSHEET_EXCEL_READER_TYPE_MERGEDCELLS:
2063	$cellRanges = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2064	for ( $i = 0; $i < $cellRanges; $i++ ) {
2065	$fr = ord( $data[ $spos + 8 * $i + 2 ] ) \| ord( $data[ $spos + 8 * $i + 3 ] ) << 8;
2066	$lr = ord( $data[ $spos + 8 * $i + 4 ] ) \| ord( $data[ $spos + 8 * $i + 5 ] ) << 8;
2067	$fc = ord( $data[ $spos + 8 * $i + 6 ] ) \| ord( $data[ $spos + 8 * $i + 7 ] ) << 8;
2068	$lc = ord( $data[ $spos + 8 * $i + 8 ] ) \| ord( $data[ $spos + 8 * $i + 9 ] ) << 8;
2069	if ( $lr - $fr > 0 ) {
2070	$this->sheets[ $this->sn ]['cellsInfo'][ $fr + 1 ][ $fc + 1 ]['rowspan'] = $lr - $fr + 1;
2071	}
2072	if ( $lc - $fc > 0 ) {
2073	$this->sheets[ $this->sn ]['cellsInfo'][ $fr + 1 ][ $fc + 1 ]['colspan'] = $lc - $fc + 1;
2074	}
2075	}
2076	break;
2077	case SPREADSHEET_EXCEL_READER_TYPE_RK:
2078	case SPREADSHEET_EXCEL_READER_TYPE_RK2:
2079	$row = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2080	$column = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2081	$rknum = $this->_GetInt4d( $data, $spos + 6 );
2082	$numValue = $this->_GetIEEE754( $rknum );
2083	$info = $this->_getCellDetails( $spos, $numValue, $column );
2084	$this->addcell( $row, $column, $info['string'], $info );
2085	break;
2086	case SPREADSHEET_EXCEL_READER_TYPE_LABELSST:
2087	$row = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2088	$column = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2089	$xfindex = ord( $data[ $spos + 4 ] ) \| ord( $data[ $spos + 5 ] ) << 8;
2090	$index = $this->_GetInt4d( $data, $spos + 6 );
2091	$this->addcell( $row, $column, $this->sst[ $index ], array( 'xfIndex' => $xfindex ) );
2092	break;
2093	case SPREADSHEET_EXCEL_READER_TYPE_MULRK:
2094	$row = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2095	$colFirst = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2096	$colLast = ord( $data[ $spos + $length - 2 ] ) \| ord( $data[ $spos + $length - 1 ] ) << 8;
2097	$columns = $colLast - $colFirst + 1;
2098	$tmppos = $spos + 4;
2099	for ( $i = 0; $i < $columns; $i++ ) {
2100	$numValue = $this->_GetIEEE754( $this->_GetInt4d( $data, $tmppos + 2 ) );
2101	$info = $this->_getCellDetails( $tmppos - 4, $numValue, $colFirst + $i + 1 );
2102	$tmppos += 6;
2103	$this->addcell( $row, $colFirst + $i, $info['string'], $info );
2104	}
2105	break;
2106	case SPREADSHEET_EXCEL_READER_TYPE_NUMBER:
2107	$row = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2108	$column = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2109	$tmp = unpack( 'ddouble', substr( $data, $spos + 6, 8 ) ); // It machine machine dependent
2110	if ( $this->isDate( $spos ) ) {
2111	$numValue = $tmp['double'];
2112	} else {
2113	$numValue = $this->createNumber( $spos );
2114	}
2115	$info = $this->_getCellDetails( $spos, $numValue, $column );
2116	$this->addcell( $row, $column, $info['string'], $info );
2117	break;
2118
2119	case SPREADSHEET_EXCEL_READER_TYPE_FORMULA:
2120	case SPREADSHEET_EXCEL_READER_TYPE_FORMULA2:
2121	$row = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2122	$column = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2123	if ( 0 === ord( $data[ $spos + 6 ] ) && 255 === ord( $data[ $spos + 12 ] ) && 255 === ord( $data[ $spos + 13 ] ) ) {
2124	// String formula. Result follows in a STRING record
2125	// This row/col are stored to be referenced in that record
2126	// https://code.google.com/archive/p/php-excel-reader/issues/4
2127	$previousRow = $row;
2128	$previousCol = $column;
2129	} elseif ( 1 === ord( $data[ $spos + 6 ] ) && 255 === ord( $data[ $spos + 12 ] ) && 255 === ord( $data[ $spos + 13 ] ) ) {
2130	// Boolean formula. Result is in +2; 0 = false,1 = true
2131	// https://code.google.com/archive/p/php-excel-reader/issues/4
2132	if ( 1 === ord( $this->data[ $spos + 8 ] ) ) {
2133	$this->addcell( $row, $column, 'TRUE' );
2134	} else {
2135	$this->addcell( $row, $column, 'FALSE' );
2136	}
2137	} elseif ( 2 === ord( $data[ $spos + 6 ] ) && 255 === ord( $data[ $spos + 12 ] ) && 255 === ord( $data[ $spos + 13 ] ) ) {
2138	// Error formula. Error code is in +2;
2139	} elseif ( 3 === ord( $data[ $spos + 6 ] ) && 255 === ord( $data[ $spos + 12 ] ) && 255 === ord( $data[ $spos + 13 ] ) ) {
2140	// Formula result is a null string.
2141	$this->addcell( $row, $column, '' );
2142	} else {
2143	// Result is a number, so first 14 bytes are just like a _NUMBER record
2144	$tmp = unpack( 'ddouble', substr( $data, $spos + 6, 8 ) ); // machine dependent
2145	if ( $this->isDate( $spos ) ) {
2146	$numValue = $tmp['double'];
2147	} else {
2148	$numValue = $this->createNumber( $spos );
2149	}
2150	$info = $this->_getCellDetails( $spos, $numValue, $column );
2151	$this->addcell( $row, $column, $info['string'], $info );
2152	}
2153	break;
2154	case SPREADSHEET_EXCEL_READER_TYPE_BOOLERR:
2155	$row = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2156	$column = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2157	$a_string = ord( $data[ $spos + 6 ] );
2158	$this->addcell( $row, $column, $a_string );
2159	break;
2160	case SPREADSHEET_EXCEL_READER_TYPE_STRING:
2161	// https://code.google.com/archive/p/php-excel-reader/issues/4
2162	if ( SPREADSHEET_EXCEL_READER_BIFF8 === $version ) {
2163	// Unicode 16 string, like an SST record
2164	$xpos = $spos;
2165	$numChars = ord( $data[ $xpos ] ) \| ( ord( $data[ $xpos + 1 ] ) << 8 );
2166	$xpos += 2;
2167	$optionFlags = ord( $data[ $xpos ] );
2168	++$xpos;
2169	$asciiEncoding = ( 0 === ( $optionFlags & 0x01 ) );
2170	$extendedString = ( 0 !== ( $optionFlags & 0x04 ) );
2171	// See if string contains formatting information
2172	$richString = ( 0 !== ( $optionFlags & 0x08 ) );
2173	if ( $richString ) {
2174	// Read in the crun
2175	// $formattingRuns = ord( $data[ $xpos ] ) \| ( ord( $data[ $xpos + 1 ] ) << 8 );
2176	$xpos += 2;
2177	}
2178	if ( $extendedString ) {
2179	// Read in cchExtRst
2180	// $extendedRunLength =$this->_GetInt4d( $this->data, $xpos );
2181	$xpos += 4;
2182	}
2183	$len = ( $asciiEncoding ) ? $numChars : $numChars * 2;
2184	$retstr = substr( $data, $xpos, $len );
2185	$xpos += $len;
2186	$retstr = ( $asciiEncoding ) ? $retstr : $this->_encodeUTF16( $retstr );
2187	} elseif ( SPREADSHEET_EXCEL_READER_BIFF7 === $version ) {
2188	// Simple byte string
2189	$xpos = $spos;
2190	$numChars = ord( $data[ $xpos ] ) \| ( ord( $data[ $xpos + 1 ] ) << 8 );
2191	$xpos += 2;
2192	$retstr = substr( $data, $xpos, $numChars );
2193	}
2194	$this->addcell( $previousRow, $previousCol, $retstr );
2195	break;
2196	case SPREADSHEET_EXCEL_READER_TYPE_ROW:
2197	$row = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2198	$rowInfo = ord( $data[ $spos + 6 ] ) \| ( ( ord( $data[ $spos + 7 ] ) << 8 ) & 0x7FFF );
2199	if ( ( $rowInfo & 0x8000 ) > 0 ) {
2200	$rowHeight = -1;
2201	} else {
2202	$rowHeight = $rowInfo & 0x7FFF;
2203	}
2204	$rowHidden = ( ord( $data[ $spos + 12 ] ) & 0x20 ) >> 5;
2205	$this->rowInfo[ $this->sn ][ $row + 1 ] = array(
2206	'height' => $rowHeight / 20,
2207	'hidden' => $rowHidden,
2208	);
2209	break;
2210	case SPREADSHEET_EXCEL_READER_TYPE_DBCELL:
2211	break;
2212	case SPREADSHEET_EXCEL_READER_TYPE_MULBLANK:
2213	$row = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2214	$column = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2215	$cols = ( $length / 2 ) - 3;
2216	for ( $c = 0; $c < $cols; $c++ ) {
2217	$xfindex = ord( $data[ $spos + 4 + ( $c * 2 ) ] ) \| ord( $data[ $spos + 5 + ( $c * 2 ) ] ) << 8;
2218	$this->addcell( $row, $column + $c, '', array( 'xfIndex' => $xfindex ) );
2219	}
2220	break;
2221	case SPREADSHEET_EXCEL_READER_TYPE_LABEL:
2222	$row = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2223	$column = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2224	$this->addcell( $row, $column, substr( $data, $spos + 8, ord( $data[ $spos + 6 ] ) \| ord( $data[ $spos + 7 ] ) << 8 ) );
2225	break;
2226	case SPREADSHEET_EXCEL_READER_TYPE_EOF:
2227	$cont = false;
2228	break;
2229	case SPREADSHEET_EXCEL_READER_TYPE_HYPER:
2230	// Only handle hyperlinks to a URL
2231	$row = ord( $this->data[ $spos ] ) \| ord( $this->data[ $spos + 1 ] ) << 8;
2232	$row2 = ord( $this->data[ $spos + 2 ] ) \| ord( $this->data[ $spos + 3 ] ) << 8;
2233	$column = ord( $this->data[ $spos + 4 ] ) \| ord( $this->data[ $spos + 5 ] ) << 8;
2234	$column2 = ord( $this->data[ $spos + 6 ] ) \| ord( $this->data[ $spos + 7 ] ) << 8;
2235	$linkdata = array();
2236	$flags = ord( $this->data[ $spos + 28 ] );
2237	$udesc = '';
2238	$ulink = '';
2239	$uloc = 32;
2240	$linkdata['flags'] = $flags;
2241	if ( ( $flags & 1 ) > 0 ) { // is a type we understand
2242	// is there a description ?
2243	if ( 0x14 === ( $flags & 0x14 ) ) { // has a description
2244	$uloc += 4;
2245	$descLen = ord( $this->data[ $spos + 32 ] ) \| ord( $this->data[ $spos + 33 ] ) << 8;
2246	$udesc = substr( $this->data, $spos + $uloc, $descLen * 2 );
2247	$uloc += 2 * $descLen;
2248	}
2249	$ulink = $this->read16bitstring( $this->data, $spos + $uloc + 20 );
2250	if ( '' === $udesc ) {
2251	$udesc = $ulink;
2252	}
2253	}
2254	$linkdata['desc'] = $udesc;
2255	$linkdata['link'] = $this->_encodeUTF16( $ulink );
2256	for ( $r = $row; $r <= $row2; $r++ ) {
2257	for ( $c = $column; $c <= $column2; $c++ ) {
2258	$this->sheets[ $this->sn ]['cellsInfo'][ $r + 1 ][ $c + 1 ]['hyperlink'] = $linkdata;
2259	}
2260	}
2261	break;
2262	case SPREADSHEET_EXCEL_READER_TYPE_DEFCOLWIDTH:
2263	$this->defaultColWidth = ord( $data[ $spos + 4 ] ) \| ord( $data[ $spos + 5 ] ) << 8;
2264	break;
2265	case SPREADSHEET_EXCEL_READER_TYPE_STANDARDWIDTH:
2266	$this->standardColWidth = ord( $data[ $spos + 4 ] ) \| ord( $data[ $spos + 5 ] ) << 8;
2267	break;
2268	case SPREADSHEET_EXCEL_READER_TYPE_COLINFO:
2269	$colfrom = ord( $data[ $spos + 0 ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2270	$colto = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2271	$cw = ord( $data[ $spos + 4 ] ) \| ord( $data[ $spos + 5 ] ) << 8;
2272	$cxf = ord( $data[ $spos + 6 ] ) \| ord( $data[ $spos + 7 ] ) << 8;
2273	$co = ord( $data[ $spos + 8 ] );
2274	for ( $coli = $colfrom; $coli <= $colto; $coli++ ) {
2275	$this->colInfo[ $this->sn ][ $coli + 1 ] = array(
2276	'width' => $cw,
2277	'xf' => $cxf,
2278	'hidden' => ( $co & 0x01 ),
2279	'collapsed' => ( $co & 0x1000 ) >> 12,
2280	);
2281	}
2282	break;
2283	default:
2284	break;
2285	} // switch
2286	$spos += $length;
2287	} // while
2288
2289	if ( ! isset( $this->sheets[ $this->sn ]['numRows'] ) ) {
2290	$this->sheets[ $this->sn ]['numRows'] = $this->sheets[ $this->sn ]['maxrow'];
2291	}
2292	if ( ! isset( $this->sheets[ $this->sn ]['numCols'] ) ) {
2293	$this->sheets[ $this->sn ]['numCols'] = $this->sheets[ $this->sn ]['maxcol'];
2294	}
2295	}
2296
2297	/**
2298	* [isDate description]
2299	*
2300	* @since 1.0.0
2301	*
2302	* @param [type] $spos [description]
2303	* @return bool [description]
2304	*/
2305	protected function isDate( $spos ): bool {
2306	$xfindex = ord( $this->data[ $spos + 4 ] ) \| ord( $this->data[ $spos + 5 ] ) << 8;
2307	return ( 'date' === $this->xfRecords[ $xfindex ]['type'] );
2308	}
2309	/**
2310	* [gmgetdate description]
2311	*
2312	* @since 1.0.0
2313	*
2314	* @param int $ts Optional. Timestamp. Defaults to current Unix timestamp.
2315	* @return array<string, string> [description]
2316	*/
2317	protected function gmgetdate( $ts = null ): array {
2318	$k = array( 'seconds', 'minutes', 'hours', 'mday', 'wday', 'mon', 'year', 'yday', 'weekday', 'month', 0 );
2319	return array_combine( $k, explode( ':', gmdate( 's:i:G:j:w:n:Y:z:l:F:U', is_null( $ts ) ? time() : $ts ) ) );
2320	}
2321
2322	/**
2323	* Gets the details for a particular cell.
2324	*
2325	* @since 1.0.0
2326	*
2327	* @param [type] $spos [description]
2328	* @param [type] $numValue [description]
2329	* @param [type] $column [description]
2330	* @return array<string, mixed> [description]
2331	*/
2332	protected function _getCellDetails( $spos, $numValue, $column ): array {
2333	$xfindex = ord( $this->data[ $spos + 4 ] ) \| ord( $this->data[ $spos + 5 ] ) << 8;
2334	$xfrecord = $this->xfRecords[ $xfindex ];
2335	$type = $xfrecord['type'];
2336
2337	$format = $xfrecord['format'];
2338	$formatIndex = $xfrecord['formatIndex'];
2339	$fontIndex = $xfrecord['fontIndex'];
2340	$formatColor = '';
2341
2342	if ( isset( $this->_columnsFormat[ $column + 1 ] ) ) {
2343	$format = $this->_columnsFormat[ $column + 1 ];
2344	}
2345
2346	if ( 'date' === $type ) {
2347	// See https://groups.google.com/forum/#!topic/php-excel-reader-discuss/nD-XkNEtjhA
2348	$rectype = 'date';
2349	// Convert numeric value into a date
2350	$utcDays = floor( $numValue - ( $this->nineteenFour ? SPREADSHEET_EXCEL_READER_UTCOFFSETDAYS1904 : SPREADSHEET_EXCEL_READER_UTCOFFSETDAYS ) );
2351	$utcValue = ( $utcDays ) * SPREADSHEET_EXCEL_READER_MSINADAY;
2352	$dateinfo = $this->gmgetdate( $utcValue );
2353
2354	$raw = $numValue;
2355	$fractionalDay = $numValue - floor( $numValue ) + 0.0000001; // The 0.0000001 is to fix for php/excel fractional diffs
2356
2357	$totalseconds = floor( SPREADSHEET_EXCEL_READER_MSINADAY * $fractionalDay );
2358	$secs = $totalseconds % 60;
2359	$totalseconds -= $secs;
2360	$hours = intdiv( $totalseconds, 60 * 60 );
2361	$mins = intdiv( $totalseconds, 60 ) % 60;
2362	$a_string = date( $format, mktime( $hours, $mins, $secs, $dateinfo['mon'], $dateinfo['mday'], $dateinfo['year'] ) );
2363	} elseif ( 'number' === $type ) {
2364	$rectype = 'number';
2365	$formatted = $this->_format_value( $format, $numValue, $formatIndex );
2366	$a_string = $formatted['string'];
2367	$formatColor = $formatted['formatColor'];
2368	$raw = $numValue;
2369	} else {
2370	if ( '' === $format ) {
2371	$format = $this->_defaultFormat;
2372	}
2373	$rectype = 'unknown';
2374	$formatted = $this->_format_value( $format, $numValue, $formatIndex );
2375	$a_string = $formatted['string'];
2376	$formatColor = $formatted['formatColor'];
2377	$raw = $numValue;
2378	}
2379
2380	return array(
2381	'string' => $string,
2382	'raw' => $raw,
2383	'rectype' => $rectype,
2384	'format' => $format,
2385	'formatIndex' => $formatIndex,
2386	'fontIndex' => $fontIndex,
2387	'formatColor' => $formatColor,
2388	'xfIndex' => $xfindex,
2389	);
2390	}
2391
2392	/**
2393	* [createNumber description]
2394	*
2395	* @since 1.0.0
2396	*
2397	* @param [type] $spos [description]
2398	* @return [type] [description]
2399	*/
2400	protected function createNumber( $spos ) {
2401	$rknumhigh = $this->_GetInt4d( $this->data, $spos + 10 );
2402	$rknumlow = $this->_GetInt4d( $this->data, $spos + 6 );
2403	$sign = ( $rknumhigh & 0x80000000 ) >> 31;
2404	$exp = ( $rknumhigh & 0x7ff00000 ) >> 20;
2405	$mantissa = ( 0x100000 \| ( $rknumhigh & 0x000fffff ) );
2406	$mantissalow1 = ( $rknumlow & 0x80000000 ) >> 31;
2407	$mantissalow2 = ( $rknumlow & 0x7fffffff );
2408	$value = $mantissa / pow( 2, ( 20 - ( $exp - 1023 ) ) );
2409	if ( 0 !== $mantissalow1 ) {
2410	$value += 1 / pow( 2, ( 21 - ( $exp - 1023 ) ) );
2411	}
2412	$value += $mantissalow2 / pow( 2, ( 52 - ( $exp - 1023 ) ) );
2413	if ( $sign ) {
2414	$value *= -1;
2415	}
2416	return $value;
2417	}
2418
2419	/**
2420	* [addcell description]
2421	*
2422	* @since 1.0.0
2423	*
2424	* @param [type] $row [description]
2425	* @param [type] $col [description]
2426	* @param [type] $a_string [description]
2427	* @param array<string, mixed> $info Optional. [description]
2428	* @return [type] [description]
2429	*/
2430	protected function addcell( $row, $col, $string, $info = null ) {
2431	$this->sheets[ $this->sn ]['maxrow'] = max( $this->sheets[ $this->sn ]['maxrow'], $row + $this->_rowoffset );
2432	$this->sheets[ $this->sn ]['maxcol'] = max( $this->sheets[ $this->sn ]['maxcol'], $col + $this->_coloffset );
2433	$this->sheets[ $this->sn ]['cells'][ $row + $this->_rowoffset ][ $col + $this->_coloffset ] = $string;
2434	if ( $this->store_extended_info && $info ) {
2435	foreach ( $info as $key => $val ) {
2436	$this->sheets[ $this->sn ]['cellsInfo'][ $row + $this->_rowoffset ][ $col + $this->_coloffset ][ $key ] = $val;
2437	}
2438	}
2439	}
2440
2441	/**
2442	* [_GetIEEE754 description]
2443	*
2444	* @since 1.0.0
2445	*
2446	* @param [type] $rknum [description]
2447	* @return [type] [description]
2448	*/
2449	protected function _GetIEEE754( $rknum ) {
2450	if ( 0 !== ( $rknum & 0x02 ) ) {
2451	$value = $rknum >> 2;
2452	} else {
2453	// info on IEEE754 encoding from
2454	// http://research.microsoft.com/~hollasch/cgindex/coding/ieeefloat.html
2455	// The RK format calls for using only the most significant 30 bits of the
2456	// 64 bit floating point value. The other 34 bits are assumed to be 0
2457	// So, we use the upper 30 bits of $rknum as follows...
2458	$sign = ( $rknum & 0x80000000 ) >> 31;
2459	$exp = ( $rknum & 0x7ff00000 ) >> 20;
2460	$mantissa = ( 0x100000 \| ( $rknum & 0x000ffffc ) );
2461	$value = $mantissa / pow( 2, ( 20 - ( $exp - 1023 ) ) );
2462	if ( $sign ) {
2463	$value *= -1;
2464	}
2465	}
2466	if ( 0 !== ( $rknum & 0x01 ) ) {
2467	$value /= 100;
2468	}
2469	return $value;
2470	}
2471
2472	/**
2473	* [_encodeUTF16 description]
2474	*
2475	* @since 1.0.0
2476	*
2477	* @param [type] $a_string [description]
2478	* @return [type] [description]
2479	*/
2480	protected function _encodeUTF16( $a_string ) {
2481	if ( $this->_defaultEncoding ) {
2482	switch ( $this->_encoderFunction ) {
2483	case 'iconv':
2484	$a_string = iconv( 'UTF-16LE', $this->_defaultEncoding, $a_string );
2485	break;
2486	case 'mb_convert_encoding':
2487	$a_string = mb_convert_encoding( $string, $this->_defaultEncoding, 'UTF-16LE' );
2488	break;
2489	}
2490	}
2491	return $string;
2492	}
2493
2494	/**
2495	* [_GetInt4d description]
2496	*
2497	* @since 1.0.0
2498	*
2499	* @param [type] $data [description]
2500	* @param [type] $pos [description]
2501	* @return int [description]
2502	*/
2503	protected function _GetInt4d( $data, $pos ): int {
2504	$value = ord( $data[ $pos ] ) \| ( ord( $data[ $pos + 1 ] ) << 8 ) \| ( ord( $data[ $pos + 2 ] ) << 16 ) \| ( ord( $data[ $pos + 3 ] ) << 24 );
2505	if ( $value >= 4294967294 ) {
2506	$value = -2;
2507	}
2508	return $value;
2509	}
2510
2511	/**
2512	* [v description]
2513	*
2514	* @since 1.0.0
2515	*
2516	* @param [type] $data [description]
2517	* @param [type] $pos [description]
2518	* @return int [description]
2519	*/
2520	protected function v( $data, $pos ): int {
2521	return ord( $data[ $pos ] ) \| ord( $data[ $pos + 1 ] ) << 8;
2522	}
2523
2524	} // class Spreadsheet_Excel_Reader
2525