tablepress / libraries / excel-reader.class.php

excel-reader.class.php in TablePress – Tables in WordPress made easy 2.2.3, at libraries/excel-reader.class.php

2,536 lines 73.7 KB

Raw Download Zip

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	* @var string
62	*/
63	protected $data = '';
64
65	/**
66	* [$error description]
67	*
68	* @since 1.0.0
69	* @var int
70	*/
71	public $error;
72
73	/**
74	* [$bigBlockChain description]
75	*
76	* @since 1.0.0
77	* @var array
78	*/
79	protected $bigBlockChain = array();
80
81	/**
82	* [$smallBlockChain description]
83	*
84	* @since 1.0.0
85	* @var array
86	*/
87	protected $smallBlockChain = array();
88
89	/**
90	* [$entry description]
91	*
92	* @since 1.0.0
93	* @var [type]
94	*/
95	protected $entry;
96
97	/**
98	* [$props description]
99	*
100	* @since 1.0.0
101	* @var [type]
102	*/
103	protected $props;
104
105	/**
106	* [$wrkbook description]
107	*
108	* @since 1.0.0
109	* @var [type]
110	*/
111	protected $wrkbook;
112
113	/**
114	* [$rootentry description]
115	*
116	* @since 1.0.0
117	* @var [type]
118	*/
119	protected $rootentry;
120
121	/**
122	* Class constructor.
123	*
124	* @since 1.0.0
125	*/
126	public function __construct() {
127	// Unused.
128	}
129
130	/**
131	* [read description]
132	*
133	* @since 1.0.0
134	*
135	* @param string $data [description]
136	* @return [type] [description]
137	*/
138	public function read( $data ) {
139	$this->data = $data;
140	if ( ! $this->data ) {
141	$this->error = 1;
142	return false;
143	}
144	if ( str_starts_with( $this->data, IDENTIFIER_OLE ) ) {
145	$this->error = 2;
146	return false;
147	}
148	$numBigBlockDepotBlocks = $this->_GetInt4d( $this->data, NUM_BIG_BLOCK_DEPOT_BLOCKS_POS );
149	$sbdStartBlock = $this->_GetInt4d( $this->data, SMALL_BLOCK_DEPOT_BLOCK_POS );
150	$rootStartBlock = $this->_GetInt4d( $this->data, ROOT_START_BLOCK_POS );
151	$extensionBlock = $this->_GetInt4d( $this->data, EXTENSION_BLOCK_POS );
152	$numExtensionBlocks = $this->_GetInt4d( $this->data, NUM_EXTENSION_BLOCK_POS );
153
154	$bigBlockDepotBlocks = array();
155	$pos = BIG_BLOCK_DEPOT_BLOCKS_POS;
156	$bbdBlocks = $numBigBlockDepotBlocks;
157	if ( 0 !== $numExtensionBlocks ) {
158	$bbdBlocks = ( BIG_BLOCK_SIZE - BIG_BLOCK_DEPOT_BLOCKS_POS ) / 4;
159	}
160
161	for ( $i = 0; $i < $bbdBlocks; $i++ ) {
162	$bigBlockDepotBlocks[ $i ] = $this->_GetInt4d( $this->data, $pos );
163	$pos += 4;
164	}
165
166	for ( $j = 0; $j < $numExtensionBlocks; $j++ ) {
167	$pos = ( $extensionBlock + 1 ) * BIG_BLOCK_SIZE;
168	$blocksToRead = min( $numBigBlockDepotBlocks - $bbdBlocks, BIG_BLOCK_SIZE / 4 - 1 );
169
170	for ( $i = $bbdBlocks; $i < $bbdBlocks + $blocksToRead; $i++ ) {
171	$bigBlockDepotBlocks[ $i ] = $this->_GetInt4d( $this->data, $pos );
172	$pos += 4;
173	}
174
175	$bbdBlocks += $blocksToRead;
176	if ( $bbdBlocks < $numBigBlockDepotBlocks ) {
177	$extensionBlock = $this->_GetInt4d( $this->data, $pos );
178	}
179	}
180
181	// readBigBlockDepot()
182	$index = 0;
183	$this->bigBlockChain = array();
184
185	for ( $i = 0; $i < $numBigBlockDepotBlocks; $i++ ) {
186	$pos = ( $bigBlockDepotBlocks[ $i ] + 1 ) * BIG_BLOCK_SIZE;
187	for ( $j = 0; $j < BIG_BLOCK_SIZE / 4; $j++ ) {
188	$this->bigBlockChain[ $index ] = $this->_GetInt4d( $this->data, $pos );
189	$pos += 4;
190	++$index;
191	}
192	}
193
194	// readSmallBlockDepot();
195	$index = 0;
196	$sbdBlock = $sbdStartBlock;
197	$this->smallBlockChain = array();
198
199	while ( -2 !== $sbdBlock ) {
200	$pos = ( $sbdBlock + 1 ) * BIG_BLOCK_SIZE;
201	for ( $j = 0; $j < BIG_BLOCK_SIZE / 4; $j++ ) {
202	$this->smallBlockChain[ $index ] = $this->_GetInt4d( $this->data, $pos );
203	$pos += 4;
204	++$index;
205	}
206	$sbdBlock = $this->bigBlockChain[ $sbdBlock ];
207	}
208
209	// readData(rootStartBlock)
210	$block = $rootStartBlock;
211	$this->entry = $this->_readData( $block );
212	$this->_readPropertySets();
213	}
214
215	/**
216	* [_readData description]
217	*
218	* @since 1.0.0
219	*
220	* @param [type] $bl [description]
221	* @return string [description]
222	*/
223	protected function _readData( $bl ): string {
224	$block = $bl;
225	$data = '';
226	while ( -2 !== $block ) {
227	$pos = ( $block + 1 ) * BIG_BLOCK_SIZE;
228	$data = $data . substr( $this->data, $pos, BIG_BLOCK_SIZE );
229	$block = $this->bigBlockChain[ $block ];
230	}
231	return $data;
232	}
233
234	/**
235	* [_readPropertySets description]
236	*
237	* @since 1.0.0
238	*
239	* @return [type] [description]
240	*/
241	protected function _readPropertySets() {
242	$offset = 0;
243	while ( $offset < strlen( $this->entry ) ) {
244	$d = substr( $this->entry, $offset, PROPERTY_STORAGE_BLOCK_SIZE );
245	$nameSize = ord( $d[ SIZE_OF_NAME_POS ] ) \| ( ord( $d[ SIZE_OF_NAME_POS + 1 ] ) << 8 );
246	$type = ord( $d[ TYPE_POS ] );
247	$startBlock = $this->_GetInt4d( $d, START_BLOCK_POS );
248	$size = $this->_GetInt4d( $d, SIZE_POS );
249	$name = '';
250	for ( $i = 0; $i < $nameSize; $i++ ) {
251	$name .= $d[ $i ];
252	}
253	$name = str_replace( "\x00", '', $name );
254	$this->props[] = array(
255	'name' => $name,
256	'type' => $type,
257	'startBlock' => $startBlock,
258	'size' => $size,
259	);
260	if ( 'workbook' === strtolower( $name ) \|\| 'book' === strtolower( $name ) ) {
261	$this->wrkbook = count( $this->props ) - 1;
262	}
263	if ( 'Root Entry' === $name ) {
264	$this->rootentry = count( $this->props ) - 1;
265	}
266	$offset += PROPERTY_STORAGE_BLOCK_SIZE;
267	}
268	}
269
270	/**
271	* [getWorkBook description]
272	*
273	* @since 1.0.0
274	*
275	* @return [type] [description]
276	*/
277	public function getWorkBook() {
278	if ( $this->props[ $this->wrkbook ]['size'] < SMALL_BLOCK_THRESHOLD ) {
279	$rootdata = $this->_readData( $this->props[ $this->rootentry ]['startBlock'] );
280	$streamData = '';
281	$block = $this->props[ $this->wrkbook ]['startBlock'];
282	while ( -2 !== $block ) {
283	$pos = $block * SMALL_BLOCK_SIZE;
284	$streamData .= substr( $rootdata, $pos, SMALL_BLOCK_SIZE );
285	$block = $this->smallBlockChain[ $block ];
286	}
287	return $streamData;
288	} else {
289	$numBlocks = $this->props[ $this->wrkbook ]['size'] / BIG_BLOCK_SIZE;
290	if ( 0 !== $this->props[ $this->wrkbook ]['size'] % BIG_BLOCK_SIZE ) {
291	++$numBlocks;
292	}
293
294	if ( 0 === $numBlocks ) {
295	return '';
296	}
297	$streamData = '';
298	$block = $this->props[ $this->wrkbook ]['startBlock'];
299	while ( -2 !== $block ) {
300	$pos = ( $block + 1 ) * BIG_BLOCK_SIZE;
301	$streamData .= substr( $this->data, $pos, BIG_BLOCK_SIZE );
302	$block = $this->bigBlockChain[ $block ];
303	}
304	return $streamData;
305	}
306	}
307
308	/**
309	* [_GetInt4d description]
310	*
311	* @since 1.0.0
312	*
313	* @param [type] $data [description]
314	* @param [type] $pos [description]
315	* @return int [description]
316	*/
317	protected function _GetInt4d( $data, $pos ): int {
318	$value = ord( $data[ $pos ] ) \| ( ord( $data[ $pos + 1 ] ) << 8 ) \| ( ord( $data[ $pos + 2 ] ) << 16 ) \| ( ord( $data[ $pos + 3 ] ) << 24 );
319	if ( $value >= 4294967294 ) {
320	$value = -2;
321	}
322	return $value;
323	}
324
325	} // class OLERead
326
327	define( 'SPREADSHEET_EXCEL_READER_BIFF8', 0x600 );
328	define( 'SPREADSHEET_EXCEL_READER_BIFF7', 0x500 );
329	define( 'SPREADSHEET_EXCEL_READER_WORKBOOKGLOBALS', 0x5 );
330	define( 'SPREADSHEET_EXCEL_READER_WORKSHEET', 0x10 );
331	define( 'SPREADSHEET_EXCEL_READER_TYPE_BOF', 0x809 );
332	define( 'SPREADSHEET_EXCEL_READER_TYPE_EOF', 0x0a );
333	define( 'SPREADSHEET_EXCEL_READER_TYPE_BOUNDSHEET', 0x85 );
334	define( 'SPREADSHEET_EXCEL_READER_TYPE_DIMENSION', 0x200 );
335	define( 'SPREADSHEET_EXCEL_READER_TYPE_ROW', 0x208 );
336	define( 'SPREADSHEET_EXCEL_READER_TYPE_DBCELL', 0xd7 );
337	define( 'SPREADSHEET_EXCEL_READER_TYPE_FILEPASS', 0x2f );
338	define( 'SPREADSHEET_EXCEL_READER_TYPE_NOTE', 0x1c );
339	define( 'SPREADSHEET_EXCEL_READER_TYPE_TXO', 0x1b6 );
340	define( 'SPREADSHEET_EXCEL_READER_TYPE_RK', 0x7e );
341	define( 'SPREADSHEET_EXCEL_READER_TYPE_RK2', 0x27e );
342	define( 'SPREADSHEET_EXCEL_READER_TYPE_MULRK', 0xbd );
343	define( 'SPREADSHEET_EXCEL_READER_TYPE_MULBLANK', 0xbe );
344	define( 'SPREADSHEET_EXCEL_READER_TYPE_INDEX', 0x20b );
345	define( 'SPREADSHEET_EXCEL_READER_TYPE_SST', 0xfc );
346	define( 'SPREADSHEET_EXCEL_READER_TYPE_EXTSST', 0xff );
347	define( 'SPREADSHEET_EXCEL_READER_TYPE_CONTINUE', 0x3c );
348	define( 'SPREADSHEET_EXCEL_READER_TYPE_LABEL', 0x204 );
349	define( 'SPREADSHEET_EXCEL_READER_TYPE_LABELSST', 0xfd );
350	define( 'SPREADSHEET_EXCEL_READER_TYPE_NUMBER', 0x203 );
351	define( 'SPREADSHEET_EXCEL_READER_TYPE_NAME', 0x18 );
352	define( 'SPREADSHEET_EXCEL_READER_TYPE_ARRAY', 0x221 );
353	define( 'SPREADSHEET_EXCEL_READER_TYPE_STRING', 0x207 );
354	define( 'SPREADSHEET_EXCEL_READER_TYPE_FORMULA', 0x406 );
355	define( 'SPREADSHEET_EXCEL_READER_TYPE_FORMULA2', 0x6 );
356	define( 'SPREADSHEET_EXCEL_READER_TYPE_FORMAT', 0x41e );
357	define( 'SPREADSHEET_EXCEL_READER_TYPE_XF', 0xe0 );
358	define( 'SPREADSHEET_EXCEL_READER_TYPE_BOOLERR', 0x205 );
359	define( 'SPREADSHEET_EXCEL_READER_TYPE_FONT', 0x0031 );
360	define( 'SPREADSHEET_EXCEL_READER_TYPE_PALETTE', 0x0092 );
361	define( 'SPREADSHEET_EXCEL_READER_TYPE_UNKNOWN', 0xffff );
362	define( 'SPREADSHEET_EXCEL_READER_TYPE_NINETEENFOUR', 0x22 );
363	define( 'SPREADSHEET_EXCEL_READER_TYPE_MERGEDCELLS', 0xE5 );
364	define( 'SPREADSHEET_EXCEL_READER_UTCOFFSETDAYS', 25569 );
365	define( 'SPREADSHEET_EXCEL_READER_UTCOFFSETDAYS1904', 24107 );
366	define( 'SPREADSHEET_EXCEL_READER_MSINADAY', 86400 );
367	define( 'SPREADSHEET_EXCEL_READER_TYPE_HYPER', 0x01b8 );
368	define( 'SPREADSHEET_EXCEL_READER_TYPE_COLINFO', 0x7d );
369	define( 'SPREADSHEET_EXCEL_READER_TYPE_DEFCOLWIDTH', 0x55 );
370	define( 'SPREADSHEET_EXCEL_READER_TYPE_STANDARDWIDTH', 0x99 );
371	define( 'SPREADSHEET_EXCEL_READER_DEF_NUM_FORMAT', '%s' );
372
373	/**
374	* Main Class
375	*/
376	class Spreadsheet_Excel_Reader {
377
378	/*
379	* The following four public constants were added to make data retrieval easier.
380	*/
381
382	/**
383	* [$colnames description]
384	*
385	* @since 1.0.0
386	* @var array
387	*/
388	public $colnames = array();
389
390	/**
391	* [$colindexes description]
392	*
393	* @since 1.0.0
394	* @var array
395	*/
396	public $colindexes = array();
397
398	/**
399	* [$standardColWidth description]
400	*
401	* @since 1.0.0
402	* @var int
403	*/
404	public $standardColWidth = 0;
405
406	/**
407	* [$defaultColWidth description]
408	*
409	* @since 1.0.0
410	* @var int
411	*/
412	public $defaultColWidth = 0;
413
414	/**
415	* [$store_extended_info description]
416	*
417	* @since 1.0.0
418	* @var [type]
419	*/
420	protected $store_extended_info;
421
422	/**
423	* [$_encoderFunction description]
424	*
425	* @since 1.0.0
426	* @var [type]
427	*/
428	protected $_encoderFunction;
429
430	/**
431	* [$nineteenFour description]
432	*
433	* @since 1.0.0
434	* @var [type]
435	*/
436	protected $nineteenFour;
437
438	/**
439	* [$sn description]
440	*
441	* @since 1.0.0
442	* @var [type]
443	*/
444	protected $sn;
445
446	/**
447	* [myHex description]
448	*
449	* @since 1.0.0
450	*
451	* @param [type] $d [description]
452	* @return string [description]
453	*/
454	protected function myHex( $d ): string {
455	if ( $d < 16 ) {
456	return '0' . dechex( $d );
457	}
458	return dechex( $d );
459	}
460
461	/**
462	* [dumpHexData description]
463	*
464	* @since 1.0.0
465	*
466	* @param [type] $data [description]
467	* @param [type] $pos [description]
468	* @param [type] $length [description]
469	* @return string [description]
470	*/
471	protected function dumpHexData( $data, $pos, $length ): string {
472	$info = '';
473	for ( $i = 0; $i <= $length; $i++ ) {
474	if ( 0 !== $i ) {
475	$info .= ' ';
476	}
477	$info .= $this->myHex( ord( $data[ $pos + $i ] ) ) . ( ord( $data[ $pos + $i ] ) > 31 ? '[' . $data[ $pos + $i ] . ']' : '' );
478	}
479	return $info;
480	}
481
482	/**
483	* [getCol description]
484	*
485	* @since 1.0.0
486	*
487	* @param [type] $col [description]
488	* @return [type] [description]
489	*/
490	protected function getCol( $col ) {
491	if ( is_string( $col ) ) {
492	$col = strtolower( $col );
493	if ( array_key_exists( $col, $this->colnames ) ) {
494	$col = $this->colnames[ $col ];
495	}
496	}
497	return $col;
498	}
499
500	// PUBLIC API FUNCTIONS
501	// --------------------
502
503	/**
504	* [val description]
505	*
506	* @since 1.0.0
507	*
508	* @param [type] $row [description]
509	* @param [type] $col [description]
510	* @param int $sheet Optional. [description]
511	* @return [type] [description]
512	*/
513	public function val( $row, $col, $sheet = 0 ) {
514	$col = $this->getCol( $col );
515	if ( array_key_exists( $row, $this->sheets[ $sheet ]['cells'] ) && array_key_exists( $col, $this->sheets[ $sheet ]['cells'][ $row ] ) ) {
516	return $this->sheets[ $sheet ]['cells'][ $row ][ $col ];
517	}
518	return '';
519	}
520
521	/**
522	* [value description]
523	*
524	* @since 1.0.0
525	*
526	* @param [type] $row [description]
527	* @param [type] $col [description]
528	* @param int $sheet Optional. [description]
529	* @return [type] [description]
530	*/
531	public function value( $row, $col, $sheet = 0 ) {
532	return $this->val( $row, $col, $sheet );
533	}
534
535	/**
536	* [info description]
537	*
538	* @since 1.0.0
539	*
540	* @param [type] $row [description]
541	* @param [type] $col [description]
542	* @param string $type Optional. [description]
543	* @param int $sheet Optional. [description]
544	* @return [type] [description]
545	*/
546	public function info( $row, $col, $type = '', $sheet = 0 ) {
547	$col = $this->getCol( $col );
548	if ( array_key_exists( 'cellsInfo', $this->sheets[ $sheet ] )
549	&& array_key_exists( $row, $this->sheets[ $sheet ]['cellsInfo'] )
550	&& array_key_exists( $col, $this->sheets[ $sheet ]['cellsInfo'][ $row ] )
551	&& array_key_exists( $type, $this->sheets[ $sheet ]['cellsInfo'][ $row ][ $col ] ) ) {
552	return $this->sheets[ $sheet ]['cellsInfo'][ $row ][ $col ][ $type ];
553	}
554	return '';
555	}
556
557	/**
558	* [type description]
559	*
560	* @since 1.0.0
561	*
562	* @param [type] $row [description]
563	* @param [type] $col [description]
564	* @param int $sheet Optional. [description]
565	* @return [type] [description]
566	*/
567	public function type( $row, $col, $sheet = 0 ) {
568	return $this->info( $row, $col, 'type', $sheet );
569	}
570
571	/**
572	* [raw description]
573	*
574	* @since 1.0.0
575	*
576	* @param [type] $row [description]
577	* @param [type] $col [description]
578	* @param int $sheet Optional. [description]
579	* @return [type] [description]
580	*/
581	public function raw( $row, $col, $sheet = 0 ) {
582	return $this->info( $row, $col, 'raw', $sheet );
583	}
584
585	/**
586	* [rowspan description]
587	*
588	* @since 1.0.0
589	*
590	* @param [type] $row [description]
591	* @param [type] $col [description]
592	* @param int $sheet Optional. [description]
593	* @return int [description]
594	*/
595	public function rowspan( $row, $col, $sheet = 0 ): int {
596	$value = $this->info( $row, $col, 'rowspan', $sheet );
597	if ( '' === $value ) {
598	return 1;
599	} else {
600	$value = (int) $value;
601	}
602	return $value;
603	}
604
605	/**
606	* [colspan description]
607	*
608	* @since 1.0.0
609	*
610	* @param [type] $row [description]
611	* @param [type] $col [description]
612	* @param int $sheet Optional. [description]
613	* @return int [description]
614	*/
615	public function colspan( $row, $col, $sheet = 0 ): int {
616	$value = $this->info( $row, $col, 'colspan', $sheet );
617	if ( '' === $value ) {
618	return 1;
619	} else {
620	$value = (int) $value;
621	}
622	return $value;
623	}
624
625	/**
626	* [hyperlink description]
627	*
628	* @since 1.0.0
629	*
630	* @param [type] $row [description]
631	* @param [type] $col [description]
632	* @param int $sheet Optional. [description]
633	* @return [type] [description]
634	*/
635	public function hyperlink( $row, $col, $sheet = 0 ) {
636	$link = $this->sheets[ $sheet ]['cellsInfo'][ $row ][ $col ]['hyperlink'];
637	if ( $link ) {
638	return $link['link'];
639	}
640	return '';
641	}
642
643	/**
644	* [rowcount description]
645	*
646	* @since 1.0.0
647	*
648	* @param int $sheet Optional. [description]
649	* @return [type] [description]
650	*/
651	public function rowcount( $sheet = 0 ) {
652	return $this->sheets[ $sheet ]['numRows'];
653	}
654
655	/**
656	* [colcount description]
657	*
658	* @since 1.0.0
659	*
660	* @param int $sheet Optional. [description]
661	* @return [type] [description]
662	*/
663	public function colcount( $sheet = 0 ) {
664	return $this->sheets[ $sheet ]['numCols'];
665	}
666
667	/**
668	* [colwidth description]
669	*
670	* @since 1.0.0
671	*
672	* @param [type] $col [description]
673	* @param int $sheet Optional. [description]
674	* @return [type] [description]
675	*/
676	public function colwidth( $col, $sheet = 0 ) {
677	// Col width is actually the width of the number 0. So we have to estimate and come close
678	return $this->colInfo[ $sheet ][ $col ]['width'] / 9142 * 200;
679	}
680
681	/**
682	* [colhidden description]
683	*
684	* @since 1.0.0
685	*
686	* @param [type] $col [description]
687	* @param int $sheet Optional. [description]
688	* @return bool [description]
689	*/
690	public function colhidden( $col, $sheet = 0 ): bool {
691	return (bool) $this->colInfo[ $sheet ][ $col ]['hidden'];
692	}
693
694	/**
695	* [rowheight description]
696	*
697	* @since 1.0.0
698	*
699	* @param [type] $row [description]
700	* @param int $sheet Optional. [description]
701	* @return [type] [description]
702	*/
703	public function rowheight( $row, $sheet = 0 ) {
704	return $this->rowInfo[ $sheet ][ $row ]['height'];
705	}
706
707	/**
708	* [rowhidden description]
709	*
710	* @since 1.0.0
711	*
712	* @param [type] $row [description]
713	* @param int $sheet Optional. [description]
714	* @return bool [description]
715	*/
716	public function rowhidden( $row, $sheet = 0 ): bool {
717	return (bool) $this->rowInfo[ $sheet ][ $row ]['hidden'];
718	}
719
720	// GET THE CSS FOR FORMATTING
721	// ==========================
722
723	/**
724	* [style description]
725	*
726	* @since 1.0.0
727	*
728	* @param [type] $row [description]
729	* @param [type] $col [description]
730	* @param int $sheet Optional. [description]
731	* @return string [description]
732	*/
733	public function style( $row, $col, $sheet = 0 ): string {
734	$css = '';
735	$font = $this->font( $row, $col, $sheet );
736	if ( '' !== $font ) {
737	$css .= "font-family:{$font};";
738	}
739	$align = $this->align( $row, $col, $sheet );
740	if ( '' !== $align ) {
741	$css .= "text-align:{$align};";
742	}
743	$height = $this->height( $row, $col, $sheet );
744	if ( '' !== $height ) {
745	$css .= "font-size:{$height}px;";
746	}
747	$bgcolor = $this->bgColor( $row, $col, $sheet );
748	if ( '' !== $bgcolor ) {
749	$bgcolor = $this->colors[ $bgcolor ];
750	$css .= "background-color:{$bgcolor};";
751	}
752	$color = $this->color( $row, $col, $sheet );
753	if ( '' !== $color ) {
754	$css .= "color:{$color};";
755	}
756	$bold = $this->bold( $row, $col, $sheet );
757	if ( $bold ) {
758	$css .= 'font-weight:bold;';
759	}
760	$italic = $this->italic( $row, $col, $sheet );
761	if ( $italic ) {
762	$css .= 'font-style:italic;';
763	}
764	$underline = $this->underline( $row, $col, $sheet );
765	if ( $underline ) {
766	$css .= 'text-decoration:underline;';
767	}
768	// Borders
769	$bLeft = $this->borderLeft( $row, $col, $sheet );
770	$bRight = $this->borderRight( $row, $col, $sheet );
771	$bTop = $this->borderTop( $row, $col, $sheet );
772	$bBottom = $this->borderBottom( $row, $col, $sheet );
773	$bLeftCol = $this->borderLeftColor( $row, $col, $sheet );
774	$bRightCol = $this->borderRightColor( $row, $col, $sheet );
775	$bTopCol = $this->borderTopColor( $row, $col, $sheet );
776	$bBottomCol = $this->borderBottomColor( $row, $col, $sheet );
777	// Try to output the minimal required style.
778	if ( '' !== $bLeft && $bLeft === $bRight && $bRight === $bTop && $bTop === $bBottom ) {
779	$css .= 'border:' . $this->lineStylesCss[ $bLeft ] . ';';
780	} else {
781	if ( '' !== $bLeft ) {
782	$css .= 'border-left:' . $this->lineStylesCss[ $bLeft ] . ';';
783	}
784	if ( '' !== $bRight ) {
785	$css .= 'border-right:' . $this->lineStylesCss[ $bRight ] . ';';
786	}
787	if ( '' !== $bTop ) {
788	$css .= 'border-top:' . $this->lineStylesCss[ $bTop ] . ';';
789	}
790	if ( '' !== $bBottom ) {
791	$css .= 'border-bottom:' . $this->lineStylesCss[ $bBottom ] . ';';
792	}
793	}
794	// Only output border colors if there is an actual border specified.
795	if ( '' !== $bLeft && '' !== $bLeftCol ) {
796	$css .= "border-left-color:{$bLeftCol};";
797	}
798	if ( '' !== $bRight && '' !== $bRightCol ) {
799	$css .= "border-right-color:{$bRightCol};";
800	}
801	if ( '' !== $bTop && '' !== $bTopCol ) {
802	$css .= "border-top-color:{$bTopCol};";
803	}
804	if ( '' !== $bBottom && '' !== $bBottomCol ) {
805	$css .= "border-bottom-color:{$bBottomCol};";
806	}
807
808	return $css;
809	}
810
811	// FORMAT PROPERTIES
812	// =================
813
814	/**
815	* [format description]
816	*
817	* @since 1.0.0
818	*
819	* @param [type] $row [description]
820	* @param [type] $col [description]
821	* @param int $sheet Optional. [description]
822	* @return [type] [description]
823	*/
824	public function format( $row, $col, $sheet = 0 ) {
825	return $this->info( $row, $col, 'format', $sheet );
826	}
827
828	/**
829	* [formatIndex description]
830	*
831	* @since 1.0.0
832	*
833	* @param [type] $row [description]
834	* @param [type] $col [description]
835	* @param int $sheet Optional. [description]
836	* @return [type] [description]
837	*/
838	public function formatIndex( $row, $col, $sheet = 0 ) {
839	return $this->info( $row, $col, 'formatIndex', $sheet );
840	}
841
842	/**
843	* [formatColor description]
844	*
845	* @since 1.0.0
846	*
847	* @param [type] $row [description]
848	* @param [type] $col [description]
849	* @param int $sheet Optional. [description]
850	* @return [type] [description]
851	*/
852	public function formatColor( $row, $col, $sheet = 0 ) {
853	return $this->info( $row, $col, 'formatColor', $sheet );
854	}
855
856	// CELL (XF) PROPERTIES
857	// ====================
858
859	/**
860	* [xfRecord description]
861	*
862	* @since 1.0.0
863	*
864	* @param [type] $row [description]
865	* @param [type] $col [description]
866	* @param int $sheet Optional. [description]
867	* @return [type] [description]
868	*/
869	public function xfRecord( $row, $col, $sheet = 0 ) {
870	$xfIndex = $this->info( $row, $col, 'xfIndex', $sheet );
871	if ( '' !== $xfIndex ) {
872	return $this->xfRecords[ $xfIndex ];
873	}
874	return null;
875	}
876
877	/**
878	* [xfProperty description]
879	*
880	* @since 1.0.0
881	*
882	* @param [type] $row [description]
883	* @param [type] $col [description]
884	* @param [type] $sheet [description]
885	* @param [type] $prop [description]
886	* @return [type] [description]
887	*/
888	public function xfProperty( $row, $col, $sheet, $prop ) {
889	$xfRecord = $this->xfRecord( $row, $col, $sheet );
890	if ( null !== $xfRecord ) {
891	return $xfRecord[ $prop ];
892	}
893	return '';
894	}
895
896	/**
897	* [align description]
898	*
899	* @since 1.0.0
900	*
901	* @param [type] $row [description]
902	* @param [type] $col [description]
903	* @param int $sheet Optional. [description]
904	* @return [type] [description]
905	*/
906	public function align( $row, $col, $sheet = 0 ) {
907	return $this->xfProperty( $row, $col, $sheet, 'align' );
908	}
909
910	/**
911	* [bgColor description]
912	*
913	* @since 1.0.0
914	*
915	* @param [type] $row [description]
916	* @param [type] $col [description]
917	* @param int $sheet Optional. [description]
918	* @return [type] [description]
919	*/
920	public function bgColor( $row, $col, $sheet = 0 ) {
921	return $this->xfProperty( $row, $col, $sheet, 'bgColor' );
922	}
923
924	/**
925	* [borderLeft description]
926	*
927	* @since 1.0.0
928	*
929	* @param [type] $row [description]
930	* @param [type] $col [description]
931	* @param int $sheet Optional. [description]
932	* @return [type] [description]
933	*/
934	public function borderLeft( $row, $col, $sheet = 0 ) {
935	return $this->xfProperty( $row, $col, $sheet, 'borderLeft' );
936	}
937
938	/**
939	* [borderRight description]
940	*
941	* @since 1.0.0
942	*
943	* @param [type] $row [description]
944	* @param [type] $col [description]
945	* @param int $sheet Optional. [description]
946	* @return [type] [description]
947	*/
948	public function borderRight( $row, $col, $sheet = 0 ) {
949	return $this->xfProperty( $row, $col, $sheet, 'borderRight' );
950	}
951
952	/**
953	* [borderTop description]
954	*
955	* @since 1.0.0
956	*
957	* @param [type] $row [description]
958	* @param [type] $col [description]
959	* @param int $sheet Optional. [description]
960	* @return [type] [description]
961	*/
962	public function borderTop( $row, $col, $sheet = 0 ) {
963	return $this->xfProperty( $row, $col, $sheet, 'borderTop' );
964	}
965
966	/**
967	* [borderBottom description]
968	*
969	* @since 1.0.0
970	*
971	* @param [type] $row [description]
972	* @param [type] $col [description]
973	* @param int $sheet Optional. [description]
974	* @return [type] [description]
975	*/
976	public function borderBottom( $row, $col, $sheet = 0 ) {
977	return $this->xfProperty( $row, $col, $sheet, 'borderBottom' );
978	}
979
980	/**
981	* [borderLeftColor description]
982	*
983	* @since 1.0.0
984	*
985	* @param [type] $row [description]
986	* @param [type] $col [description]
987	* @param int $sheet Optional. [description]
988	* @return [type] [description]
989	*/
990	public function borderLeftColor( $row, $col, $sheet = 0 ) {
991	return $this->colors[ $this->xfProperty( $row, $col, $sheet, 'borderLeftColor' ) ];
992	}
993
994	/**
995	* [borderRightColor description]
996	*
997	* @since 1.0.0
998	*
999	* @param [type] $row [description]
1000	* @param [type] $col [description]
1001	* @param int $sheet Optional. [description]
1002	* @return [type] [description]
1003	*/
1004	public function borderRightColor( $row, $col, $sheet = 0 ) {
1005	return $this->colors[ $this->xfProperty( $row, $col, $sheet, 'borderRightColor' ) ];
1006	}
1007
1008	/**
1009	* [borderTopColor description]
1010	*
1011	* @since 1.0.0
1012	*
1013	* @param [type] $row [description]
1014	* @param [type] $col [description]
1015	* @param int $sheet Optional. [description]
1016	* @return [type] [description]
1017	*/
1018	public function borderTopColor( $row, $col, $sheet = 0 ) {
1019	return $this->colors[ $this->xfProperty( $row, $col, $sheet, 'borderTopColor' ) ];
1020	}
1021
1022	/**
1023	* [borderBottomColor description]
1024	*
1025	* @since 1.0.0
1026	*
1027	* @param [type] $row [description]
1028	* @param [type] $col [description]
1029	* @param int $sheet Optional. [description]
1030	* @return [type] [description]
1031	*/
1032	public function borderBottomColor( $row, $col, $sheet = 0 ) {
1033	return $this->colors[ $this->xfProperty( $row, $col, $sheet, 'borderBottomColor' ) ];
1034	}
1035
1036	// FONT PROPERTIES
1037	// ===============
1038
1039	/**
1040	* [fontRecord description]
1041	*
1042	* @since 1.0.0
1043	*
1044	* @param [type] $row [description]
1045	* @param [type] $col [description]
1046	* @param int $sheet Optional. [description]
1047	* @return [type] [description]
1048	*/
1049	public function fontRecord( $row, $col, $sheet = 0 ) {
1050	$xfRecord = $this->xfRecord( $row, $col, $sheet );
1051	if ( null !== $xfRecord ) {
1052	$font = $xfRecord['fontIndex'];
1053	if ( null !== $font ) {
1054	return $this->fontRecords[ $font ];
1055	}
1056	}
1057	return null;
1058	}
1059
1060	/**
1061	* [fontProperty description]
1062	*
1063	* @since 1.0.0
1064	*
1065	* @param [type] $row [description]
1066	* @param [type] $col [description]
1067	* @param int $sheet [description]
1068	* @param string $prop [description]
1069	* @return [type] [description]
1070	*/
1071	public function fontProperty( $row, $col, $sheet, $prop ) {
1072	$font = $this->fontRecord( $row, $col, $sheet );
1073	if ( null !== $font ) {
1074	return $font[ $prop ];
1075	}
1076	return false;
1077	}
1078
1079	/**
1080	* [fontIndex description]
1081	*
1082	* @since 1.0.0
1083	*
1084	* @param [type] $row [description]
1085	* @param [type] $col [description]
1086	* @param int $sheet Optional. [description]
1087	* @return [type] [description]
1088	*/
1089	public function fontIndex( $row, $col, $sheet = 0 ) {
1090	return $this->xfProperty( $row, $col, $sheet, 'fontIndex' );
1091	}
1092
1093	/**
1094	* [color description]
1095	*
1096	* @since 1.0.0
1097	*
1098	* @param [type] $row [description]
1099	* @param [type] $col [description]
1100	* @param int $sheet Optional. [description]
1101	* @return [type] [description]
1102	*/
1103	public function color( $row, $col, $sheet = 0 ) {
1104	$formatColor = $this->formatColor( $row, $col, $sheet );
1105	if ( '' !== $formatColor ) {
1106	return $formatColor;
1107	}
1108	$ci = $this->fontProperty( $row, $col, $sheet, 'color' );
1109	return $this->rawColor( $ci );
1110	}
1111
1112	/**
1113	* [rawColor description]
1114	*
1115	* @since 1.0.0
1116	*
1117	* @param [type] $ci [description]
1118	* @return [type] [description]
1119	*/
1120	public function rawColor( $ci ) {
1121	if ( 0x7FFF !== $ci && '' !== $ci ) {
1122	return $this->colors[ $ci ];
1123	}
1124	return '';
1125	}
1126
1127	/**
1128	* [bold description]
1129	*
1130	* @since 1.0.0
1131	*
1132	* @param [type] $row [description]
1133	* @param [type] $col [description]
1134	* @param int $sheet Optional. [description]
1135	* @return [type] [description]
1136	*/
1137	public function bold( $row, $col, $sheet = 0 ) {
1138	return $this->fontProperty( $row, $col, $sheet, 'bold' );
1139	}
1140
1141	/**
1142	* [italic description]
1143	*
1144	* @since 1.0.0
1145	*
1146	* @param [type] $row [description]
1147	* @param [type] $col [description]
1148	* @param int $sheet Optional. [description]
1149	* @return [type] [description]
1150	*/
1151	public function italic( $row, $col, $sheet = 0 ) {
1152	return $this->fontProperty( $row, $col, $sheet, 'italic' );
1153	}
1154
1155	/**
1156	* [underline description]
1157	*
1158	* @since 1.0.0
1159	*
1160	* @param [type] $row [description]
1161	* @param [type] $col [description]
1162	* @param int $sheet Optional. [description]
1163	* @return [type] [description]
1164	*/
1165	public function underline( $row, $col, $sheet = 0 ) {
1166	return $this->fontProperty( $row, $col, $sheet, 'under' );
1167	}
1168
1169	/**
1170	* [height description]
1171	*
1172	* @since 1.0.0
1173	*
1174	* @param [type] $row [description]
1175	* @param [type] $col [description]
1176	* @param int $sheet Optional. [description]
1177	* @return [type] [description]
1178	*/
1179	public function height( $row, $col, $sheet = 0 ) {
1180	return $this->fontProperty( $row, $col, $sheet, 'height' );
1181	}
1182
1183	/**
1184	* [font description]
1185	*
1186	* @since 1.0.0
1187	*
1188	* @param [type] $row [description]
1189	* @param [type] $col [description]
1190	* @param int $sheet Optional. [description]
1191	* @return [type] [description]
1192	*/
1193	public function font( $row, $col, $sheet = 0 ) {
1194	return $this->fontProperty( $row, $col, $sheet, 'font' );
1195	}
1196
1197	// DUMP AN HTML TABLE OF THE ENTIRE XLS DATA
1198	// =========================================
1199
1200	/**
1201	* [dump description]
1202	*
1203	* @since 1.0.0
1204	*
1205	* @param bool $row_numbers Optional. [description]
1206	* @param bool $col_letters Optional. [description]
1207	* @param int $sheet Optional. [description]
1208	* @param string $table_class Optional. [description]
1209	* @return string [description]
1210	*/
1211	public function dump( $row_numbers = false, $col_letters = false, $sheet = 0, $table_class = 'excel' ): string {
1212	$out = "<table class=\"$table_class\" cellspacing=0>";
1213	if ( $col_letters ) {
1214	$out .= "<thead>\n\t<tr>";
1215	if ( $row_numbers ) {
1216	$out .= "\n\t\t<th>&nbsp</th>";
1217	}
1218	for ( $i = 1; $i <= $this->colcount( $sheet ); $i++ ) {
1219	$style = 'width:' . ( $this->colwidth( $i, $sheet ) ) . 'px;';
1220	if ( $this->colhidden( $i, $sheet ) ) {
1221	$style .= 'display:none;';
1222	}
1223	$out .= "\n\t\t<th style=\"$style\">" . strtoupper( $this->colindexes[ $i ] ) . '</th>';
1224	}
1225	$out .= "</tr></thead>\n";
1226	}
1227
1228	$out .= "<tbody>\n";
1229	for ( $row = 1; $row <= $this->rowcount( $sheet ); $row++ ) {
1230	$rowheight = $this->rowheight( $row, $sheet );
1231	$style = 'height:' . ( $rowheight * ( 4 / 3 ) ) . 'px;';
1232	if ( $this->rowhidden( $row, $sheet ) ) {
1233	$style .= 'display:none;';
1234	}
1235	$out .= "\n\t<tr style=\"$style\">";
1236	if ( $row_numbers ) {
1237	$out .= "\n\t\t<th>{$row}</th>";
1238	}
1239	for ( $col = 1; $col <= $this->colcount( $sheet ); $col++ ) {
1240	// Account for Rowspans/Colspans
1241	$rowspan = $this->rowspan( $row, $col, $sheet );
1242	$colspan = $this->colspan( $row, $col, $sheet );
1243	for ( $i = 0; $i < $rowspan; $i++ ) {
1244	for ( $j = 0; $j < $colspan; $j++ ) {
1245	if ( $i > 0 \|\| $j > 0 ) {
1246	$this->sheets[ $sheet ]['cellsInfo'][ $row + $i ][ $col + $j ]['dontprint'] = 1;
1247	}
1248	}
1249	}
1250	if ( ! $this->sheets[ $sheet ]['cellsInfo'][ $row ][ $col ]['dontprint'] ) {
1251	$style = $this->style( $row, $col, $sheet );
1252	if ( $this->colhidden( $col, $sheet ) ) {
1253	$style .= 'display:none;';
1254	}
1255	$out .= "\n\t\t<td style=\"$style\"" . ( $colspan > 1 ? " colspan={$colspan}" : '' ) . ( $rowspan > 1 ? " rowspan={$rowspan}" : '' ) . '>';
1256	$val = $this->val( $row, $col, $sheet );
1257	if ( '' === $val ) {
1258	$val = ' ';
1259	} else {
1260	$val = htmlentities( $val );
1261	$link = $this->hyperlink( $row, $col, $sheet );
1262	if ( '' !== $link ) {
1263	$val = "<a href=\"$link\">{$val}</a>";
1264	}
1265	}
1266	$out .= '<nobr>' . nl2br( $val ) . '</nobr>';
1267	$out .= '</td>';
1268	}
1269	}
1270	$out .= "</tr>\n";
1271	}
1272	$out .= '</tbody></table>';
1273	return $out;
1274	}
1275
1276	// --------------
1277	// END PUBLIC API
1278
1279	protected $boundsheets = array();
1280	protected $formatRecords = array();
1281	protected $fontRecords = array();
1282	protected $xfRecords = array();
1283	protected $colInfo = array();
1284	protected $rowInfo = array();
1285
1286	protected $sst = array();
1287	protected $sheets = array();
1288
1289	protected $data;
1290	protected $_ole;
1291	protected $_defaultEncoding = 'UTF-8';
1292	protected $_defaultFormat = SPREADSHEET_EXCEL_READER_DEF_NUM_FORMAT;
1293	protected $_columnsFormat = array();
1294	protected $_rowoffset = 1;
1295	protected $_coloffset = 1;
1296
1297	/**
1298	* List of default date formats used by Excel
1299	*
1300	* @since 1.0.0
1301	* @var array
1302	*/
1303	protected $dateFormats = array(
1304	0xe => 'm/d/Y',
1305	0xf => 'M-d-Y',
1306	0x10 => 'd-M',
1307	0x11 => 'M-Y',
1308	0x12 => 'h:i a',
1309	0x13 => 'h:i:s a',
1310	0x14 => 'H:i',
1311	0x15 => 'H:i:s',
1312	0x16 => 'd/m/Y H:i',
1313	0x2d => 'i:s',
1314	0x2e => 'H:i:s',
1315	0x2f => 'i:s.S',
1316	);
1317
1318	/**
1319	* Default number formats used by Excel
1320	*
1321	* @since 1.0.0
1322	* @var array
1323	*/
1324	protected $numberFormats = array(
1325	0x1 => '0',
1326	0x2 => '0.00',
1327	0x3 => '#,##0',
1328	0x4 => '#,##0.00',
1329	0x5 => '\$#,##0;(\$#,##0)',
1330	0x6 => '\$#,##0;[Red](\$#,##0)',
1331	0x7 => '\$#,##0.00;(\$#,##0.00)',
1332	0x8 => '\$#,##0.00;[Red](\$#,##0.00)',
1333	0x9 => '0%',
1334	0xa => '0.00%',
1335	0xb => '0.00E+00',
1336	0x25 => '#,##0;(#,##0)',
1337	0x26 => '#,##0;[Red](#,##0)',
1338	0x27 => '#,##0.00;(#,##0.00)',
1339	0x28 => '#,##0.00;[Red](#,##0.00)',
1340	0x29 => '#,##0;(#,##0)', // Not exact
1341	0x2a => '\$#,##0;(\$#,##0)', // Not exact
1342	0x2b => '#,##0.00;(#,##0.00)', // Not exact
1343	0x2c => '\$#,##0.00;(\$#,##0.00)', // Not exact
1344	0x30 => '##0.0E+0',
1345	);
1346
1347	/**
1348	* [$colors description]
1349	*
1350	* @since 1.0.0
1351	* @var array
1352	*/
1353	protected $colors = array(
1354	0x00 => '#000000',
1355	0x01 => '#FFFFFF',
1356	0x02 => '#FF0000',
1357	0x03 => '#00FF00',
1358	0x04 => '#0000FF',
1359	0x05 => '#FFFF00',
1360	0x06 => '#FF00FF',
1361	0x07 => '#00FFFF',
1362	0x08 => '#000000',
1363	0x09 => '#FFFFFF',
1364	0x0A => '#FF0000',
1365	0x0B => '#00FF00',
1366	0x0C => '#0000FF',
1367	0x0D => '#FFFF00',
1368	0x0E => '#FF00FF',
1369	0x0F => '#00FFFF',
1370	0x10 => '#800000',
1371	0x11 => '#008000',
1372	0x12 => '#000080',
1373	0x13 => '#808000',
1374	0x14 => '#800080',
1375	0x15 => '#008080',
1376	0x16 => '#C0C0C0',
1377	0x17 => '#808080',
1378	0x18 => '#9999FF',
1379	0x19 => '#993366',
1380	0x1A => '#FFFFCC',
1381	0x1B => '#CCFFFF',
1382	0x1C => '#660066',
1383	0x1D => '#FF8080',
1384	0x1E => '#0066CC',
1385	0x1F => '#CCCCFF',
1386	0x20 => '#000080',
1387	0x21 => '#FF00FF',
1388	0x22 => '#FFFF00',
1389	0x23 => '#00FFFF',
1390	0x24 => '#800080',
1391	0x25 => '#800000',
1392	0x26 => '#008080',
1393	0x27 => '#0000FF',
1394	0x28 => '#00CCFF',
1395	0x29 => '#CCFFFF',
1396	0x2A => '#CCFFCC',
1397	0x2B => '#FFFF99',
1398	0x2C => '#99CCFF',
1399	0x2D => '#FF99CC',
1400	0x2E => '#CC99FF',
1401	0x2F => '#FFCC99',
1402	0x30 => '#3366FF',
1403	0x31 => '#33CCCC',
1404	0x32 => '#99CC00',
1405	0x33 => '#FFCC00',
1406	0x34 => '#FF9900',
1407	0x35 => '#FF6600',
1408	0x36 => '#666699',
1409	0x37 => '#969696',
1410	0x38 => '#003366',
1411	0x39 => '#339966',
1412	0x3A => '#003300',
1413	0x3B => '#333300',
1414	0x3C => '#993300',
1415	0x3D => '#993366',
1416	0x3E => '#333399',
1417	0x3F => '#333333',
1418	0x40 => '#000000',
1419	0x41 => '#FFFFFF',
1420	0x43 => '#000000',
1421	0x4D => '#000000',
1422	0x4E => '#FFFFFF',
1423	0x4F => '#000000',
1424	0x50 => '#FFFFFF',
1425	0x51 => '#000000',
1426	0x7FFF => '#000000',
1427	);
1428
1429	/**
1430	* [$lineStyles description]
1431	*
1432	* @since 1.0.0
1433	* @var array
1434	*/
1435	protected $lineStyles = array(
1436	0x00 => '',
1437	0x01 => 'Thin',
1438	0x02 => 'Medium',
1439	0x03 => 'Dashed',
1440	0x04 => 'Dotted',
1441	0x05 => 'Thick',
1442	0x06 => 'Double',
1443	0x07 => 'Hair',
1444	0x08 => 'Medium dashed',
1445	0x09 => 'Thin dash-dotted',
1446	0x0A => 'Medium dash-dotted',
1447	0x0B => 'Thin dash-dot-dotted',
1448	0x0C => 'Medium dash-dot-dotted',
1449	0x0D => 'Slanted medium dash-dotted',
1450	);
1451
1452	/**
1453	* [$lineStylesCss description]
1454	*
1455	* @since 1.0.0
1456	* @var array
1457	*/
1458	protected $lineStylesCss = array(
1459	'Thin' => '1px solid',
1460	'Medium' => '2px solid',
1461	'Dashed' => '1px dashed',
1462	'Dotted' => '1px dotted',
1463	'Thick' => '3px solid',
1464	'Double' => 'double',
1465	'Hair' => '1px solid',
1466	'Medium dashed' => '2px dashed',
1467	'Thin dash-dotted' => '1px dashed',
1468	'Medium dash-dotted' => '2px dashed',
1469	'Thin dash-dot-dotted' => '1px dashed',
1470	'Medium dash-dot-dotted' => '2px dashed',
1471	'Slanted medium dash-dotted' => '2px dashed',
1472	);
1473
1474	/**
1475	* [read16bitstring description]
1476	*
1477	* @since 1.0.0
1478	*
1479	* @param [type] $data [description]
1480	* @param [type] $start [description]
1481	* @return string [description]
1482	*/
1483	protected function read16bitstring( $data, $start ): string {
1484	$len = 0;
1485	while ( ord( $data[ $start + $len ] ) + ord( $data[ $start + $len + 1 ] ) > 0 ) {
1486	++$len;
1487	}
1488	return substr( $data, $start, $len );
1489	}
1490
1491	/**
1492	* [_format_value description]
1493	* ADDED by Matt Kruse for better formatting
1494	*
1495	* @since 1.0.0
1496	*
1497	* @param [type] $format [description]
1498	* @param [type] $num [description]
1499	* @param [type] $f [description]
1500	* @return array<string, mixed> [description]
1501	*/
1502	protected function _format_value( $format, $num, $f ): array {
1503	// 49 = TEXT format
1504	// https://code.google.com/archive/p/php-excel-reader/issues/7
1505	if ( ( ! $f && '%s' === $format ) \|\| ( 49 === (int) $f ) \|\| ( 'GENERAL' === $format ) ) {
1506	return array(
1507	'string' => $num,
1508	'formatColor' => null,
1509	);
1510	}
1511
1512	// Custom pattern can be POSITIVE;NEGATIVE;ZERO
1513	// The "text" option as 4th parameter is not handled
1514	$parts = explode( ';', $format );
1515	$pattern = $parts[0];
1516	// Negative pattern
1517	if ( count( $parts ) > 2 && 0 === (int) $num ) {
1518	$pattern = $parts[2];
1519	}
1520	// Zero pattern
1521	if ( count( $parts ) > 1 && $num < 0 ) {
1522	$pattern = $parts[1];
1523	$num = abs( $num );
1524	}
1525
1526	$color = '';
1527	$matches = array();
1528	$color_regex = '/^\[(BLACK\|BLUE\|CYAN\|GREEN\|MAGENTA\|RED\|WHITE\|YELLOW)\]/i';
1529	if ( preg_match( $color_regex, $pattern, $matches ) ) {
1530	$color = strtolower( $matches[1] );
1531	$pattern = preg_replace( $color_regex, '', $pattern );
1532	}
1533
1534	// In Excel formats, "_" is used to add spacing, which we can't do in HTML.
1535	$pattern = preg_replace( '/_./', '', $pattern );
1536
1537	// Some non-number characters are escaped with \, which we don't need.
1538	$pattern = preg_replace( '/\\\/', '', $pattern );
1539
1540	// Some non-number strings are quoted, so we'll get rid of the quotes.
1541	$pattern = preg_replace( '/"/', '', $pattern );
1542
1543	// TEMPORARY - Convert # to 0.
1544	$pattern = preg_replace( '/\#/', '0', $pattern );
1545
1546	// Find out if we need comma formatting.
1547	$has_commas = preg_match( '/,/', $pattern );
1548	if ( $has_commas ) {
1549	$pattern = preg_replace( '/,/', '', $pattern );
1550	}
1551
1552	// Handle Percentages.
1553	if ( preg_match( '/\d(\%)([^\%]\|$)/', $pattern, $matches ) ) {
1554	$num *= 100;
1555	$pattern = preg_replace( '/(\d)(\%)([^\%]\|$)/', '$1%$3', $pattern );
1556	}
1557
1558	// Handle the number itself.
1559	$number_regex = '/(\d+)(\.?)(\d*)/';
1560	if ( preg_match( $number_regex, $pattern, $matches ) ) {
1561	// $left = $matches[1];
1562	// $dec = $matches[2];
1563	$right = $matches[3];
1564	if ( $has_commas ) {
1565	$formatted = number_format( $num, strlen( $right ) );
1566	} else {
1567	$sprintf_pattern = '%1.' . strlen( $right ) . 'f';
1568	$formatted = sprintf( $sprintf_pattern, $num );
1569	}
1570	$pattern = preg_replace( $number_regex, $formatted, $pattern );
1571	}
1572
1573	return array(
1574	'string' => $pattern,
1575	'formatColor' => $color,
1576	);
1577	}
1578
1579	/**
1580	* [__construct description]
1581	*
1582	* @since 1.0.0
1583	*
1584	* @param string $data Optional. [description]
1585	* @param bool $store_extended_info Optional. [description]
1586	* @param string $outputEncoding Optional. [description]
1587	*/
1588	public function __construct( $data = '', $store_extended_info = false, $outputEncoding = '' ) {
1589	$this->_ole = new OLERead();
1590	$this->setUTFEncoder( 'iconv' );
1591	if ( '' !== $outputEncoding ) {
1592	$this->setOutputEncoding( $outputEncoding );
1593	}
1594	for ( $i = 1; $i < 245; $i++ ) {
1595	$name = strtolower( ( ( ( $i - 1 ) / 26 >= 1 ) ? chr( ( $i - 1 ) / 26 + 64 ) : '' ) . chr( ( $i - 1 ) % 26 + 65 ) );
1596	$this->colnames[ $name ] = $i;
1597	$this->colindexes[ $i ] = $name;
1598	}
1599	$this->store_extended_info = $store_extended_info;
1600	if ( '' !== $data ) {
1601	$this->read( $data );
1602	}
1603	}
1604
1605	/**
1606	* Set the encoding method.
1607	*
1608	* @since 1.0.0
1609	*
1610	* @param [type] $encoding [description]
1611	*/
1612	public function setOutputEncoding( $encoding ): void {
1613	$this->_defaultEncoding = $encoding;
1614	}
1615
1616	/**
1617	* [setUTFEncoder description]
1618	* $encoder = 'iconv' or 'mb'
1619	* set iconv if you would like use 'iconv' for encode UTF-16LE to your encoding
1620	* set mb if you would like use 'mb_convert_encoding' for encode UTF-16LE to your encoding
1621	*
1622	* @since 1.0.0
1623	*
1624	* @param string $encoder Optional. [description]
1625	*/
1626	public function setUTFEncoder( $encoder = 'iconv' ): void {
1627	$this->_encoderFunction = '';
1628	if ( 'iconv' === $encoder ) {
1629	$this->_encoderFunction = function_exists( 'iconv' ) ? 'iconv' : '';
1630	} elseif ( 'mb' === $encoder ) {
1631	$this->_encoderFunction = function_exists( 'mb_convert_encoding' ) ? 'mb_convert_encoding' : '';
1632	}
1633	}
1634
1635	/**
1636	* [setRowColOffset description]
1637	*
1638	* @since 1.0.0
1639	*
1640	* @param [type] $iOffset [description]
1641	*/
1642	public function setRowColOffset( $iOffset ): void {
1643	$this->_rowoffset = $iOffset;
1644	$this->_coloffset = $iOffset;
1645	}
1646
1647	/**
1648	* Set the default number format.
1649	*
1650	* @since 1.0.0
1651	*
1652	* @param [type] $sFormat [description]
1653	*/
1654	public function setDefaultFormat( $sFormat ): void {
1655	$this->_defaultFormat = $sFormat;
1656	}
1657
1658	/**
1659	* Force a column to use a certain format.
1660	*
1661	* @since 1.0.0
1662	*
1663	* @param [type] $column [description]
1664	* @param [type] $sFormat [description]
1665	*/
1666	public function setColumnFormat( $column, $sFormat ): void {
1667	$this->_columnsFormat[ $column ] = $sFormat;
1668	}
1669
1670	/**
1671	* Read the spreadsheet file using OLE, then parse.
1672	*
1673	* @since 1.0.0
1674	*
1675	* @param string $data [description]
1676	*/
1677	public function read( $data ): void {
1678	$res = $this->_ole->read( $data );
1679
1680	// oops, something goes wrong (Darko Miljanovic)
1681	if ( false === $res ) {
1682	// check error code
1683	if ( 1 === $this->_ole->error ) {
1684	die( 'Data is not readable' );
1685	} elseif ( 2 === $this->_ole->error ) {
1686	die( 'OLE error' );
1687	}
1688	// check other error codes here (e.g. bad fileformat, etc...)
1689	}
1690	$this->data = $this->_ole->getWorkBook();
1691	$this->_parse();
1692	}
1693
1694	/**
1695	* Parse a workbook.
1696	*
1697	* @since 1.0.0
1698	*
1699	* @return [type] [description]
1700	*/
1701	protected function _parse() {
1702	$pos = 0;
1703	$data = $this->data;
1704
1705	// $code = $this->v( $data, $pos );
1706	$length = $this->v( $data, $pos + 2 );
1707	$version = $this->v( $data, $pos + 4 );
1708	$substreamType = $this->v( $data, $pos + 6 );
1709	if ( SPREADSHEET_EXCEL_READER_BIFF8 !== $version && SPREADSHEET_EXCEL_READER_BIFF7 !== $version ) {
1710	return false;
1711	}
1712
1713	if ( SPREADSHEET_EXCEL_READER_WORKBOOKGLOBALS !== $substreamType ) {
1714	return false;
1715	}
1716
1717	$pos += $length + 4;
1718
1719	$code = $this->v( $data, $pos );
1720	$length = $this->v( $data, $pos + 2 );
1721
1722	while ( SPREADSHEET_EXCEL_READER_TYPE_EOF !== $code ) {
1723	switch ( $code ) {
1724	case SPREADSHEET_EXCEL_READER_TYPE_SST:
1725	$spos = $pos + 4;
1726	$limitpos = $spos + $length;
1727	$uniqueStrings = $this->_GetInt4d( $data, $spos + 4 );
1728	$spos += 8;
1729	for ( $i = 0; $i < $uniqueStrings; $i++ ) {
1730	// Read in the number of characters
1731	if ( $spos === $limitpos ) {
1732	$opcode = $this->v( $data, $spos );
1733	$conlength = $this->v( $data, $spos + 2 );
1734	if ( 0x3c !== $opcode ) {
1735	return -1;
1736	}
1737	$spos += 4;
1738	$limitpos = $spos + $conlength;
1739	}
1740	$numChars = ord( $data[ $spos ] ) \| ( ord( $data[ $spos + 1 ] ) << 8 );
1741	$spos += 2;
1742	$optionFlags = ord( $data[ $spos ] );
1743	++$spos;
1744	$asciiEncoding = ( 0 === ( $optionFlags & 0x01 ) );
1745	$extendedString = ( 0 !== ( $optionFlags & 0x04 ) );
1746
1747	// See if string contains formatting information.
1748	$richString = ( 0 !== ( $optionFlags & 0x08 ) );
1749
1750	if ( $richString ) {
1751	// Read in the crun
1752	$formattingRuns = $this->v( $data, $spos );
1753	$spos += 2;
1754	}
1755
1756	if ( $extendedString ) {
1757	// Read in cchExtRst
1758	$extendedRunLength = $this->_GetInt4d( $data, $spos );
1759	$spos += 4;
1760	}
1761
1762	$len = ( $asciiEncoding ) ? $numChars : $numChars * 2;
1763	if ( $spos + $len < $limitpos ) {
1764	$retstr = substr( $data, $spos, $len );
1765	$spos += $len;
1766	} else {
1767	// found continue
1768	$retstr = substr( $data, $spos, $limitpos - $spos );
1769	$bytesRead = $limitpos - $spos;
1770	$charsLeft = $numChars - ( ( $asciiEncoding ) ? $bytesRead : ( $bytesRead / 2 ) );
1771	$spos = $limitpos;
1772
1773	while ( $charsLeft > 0 ) {
1774	$opcode = $this->v( $data, $spos );
1775	$conlength = $this->v( $data, $spos + 2 );
1776	if ( 0x3c !== $opcode ) {
1777	return -1;
1778	}
1779	$spos += 4;
1780	$limitpos = $spos + $conlength;
1781	$option = ord( $data[ $spos ] );
1782	$spos += 1;
1783	if ( $asciiEncoding && 0 === $option ) {
1784	$len = min( $charsLeft, $limitpos - $spos ); // min( $charsLeft, $conlength );
1785	$retstr .= substr( $data, $spos, $len );
1786	$charsLeft -= $len;
1787	$asciiEncoding = true;
1788	} elseif ( ! $asciiEncoding && 0 !== $option ) {
1789	$len = min( $charsLeft * 2, $limitpos - $spos ); // min( $charsLeft, $conlength );
1790	$retstr .= substr( $data, $spos, $len );
1791	$charsLeft -= $len / 2;
1792	$asciiEncoding = false;
1793	} elseif ( ! $asciiEncoding && 0 === $option ) {
1794	// Bummer - the string starts off as Unicode, but after the
1795	// continuation it is in straightforward ASCII encoding
1796	$len = min( $charsLeft, $limitpos - $spos ); // min( $charsLeft, $conlength );
1797	for ( $j = 0; $j < $len; $j++ ) {
1798	$retstr .= $data[ $spos + $j ] . chr( 0 );
1799	}
1800	$charsLeft -= $len;
1801	$asciiEncoding = false;
1802	} else {
1803	$newstr = '';
1804	for ( $j = 0; $j < strlen( $retstr ); $j++ ) {
1805	$newstr = $retstr[ $j ] . chr( 0 );
1806	}
1807	$retstr = $newstr;
1808	$len = min( $charsLeft * 2, $limitpos - $spos ); // min( $charsLeft, $conlength );
1809	$retstr .= substr( $data, $spos, $len );
1810	$charsLeft -= $len / 2;
1811	$asciiEncoding = false;
1812	}
1813	$spos += $len;
1814	}
1815	}
1816	$retstr = ( $asciiEncoding ) ? $retstr : $this->_encodeUTF16( $retstr );
1817
1818	if ( $richString ) {
1819	$spos += 4 * $formattingRuns;
1820	}
1821
1822	// For extended strings, skip over the extended string data
1823	if ( $extendedString ) {
1824	$spos += $extendedRunLength;
1825	}
1826	$this->sst[] = $retstr;
1827	}
1828	break;
1829	case SPREADSHEET_EXCEL_READER_TYPE_FILEPASS:
1830	return false;
1831	// break; // unreachable
1832	case SPREADSHEET_EXCEL_READER_TYPE_NAME:
1833	break;
1834	case SPREADSHEET_EXCEL_READER_TYPE_FORMAT:
1835	$indexCode = $this->v( $data, $pos + 4 );
1836	if ( SPREADSHEET_EXCEL_READER_BIFF8 === $version ) {
1837	$numchars = $this->v( $data, $pos + 6 );
1838	if ( 0 === ord( $data[ $pos + 8 ] ) ) {
1839	$formatString = substr( $data, $pos + 9, $numchars );
1840	} else {
1841	$formatString = substr( $data, $pos + 9, $numchars * 2 );
1842	}
1843	} else {
1844	$numchars = ord( $data[ $pos + 6 ] );
1845	$formatString = substr( $data, $pos + 7, $numchars * 2 );
1846	}
1847	$this->formatRecords[ $indexCode ] = $formatString;
1848	break;
1849	case SPREADSHEET_EXCEL_READER_TYPE_FONT:
1850	$height = $this->v( $data, $pos + 4 );
1851	$option = $this->v( $data, $pos + 6 );
1852	$color = $this->v( $data, $pos + 8 );
1853	$weight = $this->v( $data, $pos + 10 );
1854	$under = ord( $data[ $pos + 14 ] );
1855	// Font name
1856	$numchars = ord( $data[ $pos + 18 ] );
1857	if ( 0 === ( ord( $data[ $pos + 19 ] ) & 1 ) ) {
1858	$font = substr( $data, $pos + 20, $numchars );
1859	} else {
1860	$font = substr( $data, $pos + 20, $numchars * 2 );
1861	$font = $this->_encodeUTF16( $font );
1862	}
1863	$this->fontRecords[] = array(
1864	'height' => $height / 20,
1865	'italic' => (bool) ( $option & 2 ),
1866	'color' => $color,
1867	'under' => ( 0 !== $under ),
1868	'bold' => ( 700 === $weight ),
1869	'font' => $font,
1870	'raw' => $this->dumpHexData( $data, $pos + 3, $length ),
1871	);
1872	break;
1873	case SPREADSHEET_EXCEL_READER_TYPE_PALETTE:
1874	$colors = ord( $data[ $pos + 4 ] ) \| ord( $data[ $pos + 5 ] ) << 8;
1875	for ( $coli = 0; $coli < $colors; $coli++ ) {
1876	$colOff = $pos + 2 + ( $coli * 4 );
1877	$colr = ord( $data[ $colOff ] );
1878	$colg = ord( $data[ $colOff + 1 ] );
1879	$colb = ord( $data[ $colOff + 2 ] );
1880	$this->colors[ 0x07 + $coli ] = '#' . $this->myhex( $colr ) . $this->myhex( $colg ) . $this->myhex( $colb );
1881	}
1882	break;
1883	case SPREADSHEET_EXCEL_READER_TYPE_XF:
1884	$fontIndexCode = ( ord( $data[ $pos + 4 ] ) \| ord( $data[ $pos + 5 ] ) << 8 ) - 1;
1885	$fontIndexCode = max( 0, $fontIndexCode );
1886	$indexCode = ord( $data[ $pos + 6 ] ) \| ord( $data[ $pos + 7 ] ) << 8;
1887	$alignbit = ord( $data[ $pos + 10 ] ) & 3;
1888	$bgi = ( ord( $data[ $pos + 22 ] ) \| ord( $data[ $pos + 23 ] ) << 8 ) & 0x3FFF;
1889	$bgcolor = ( $bgi & 0x7F );
1890	// $bgcolor = ( $bgi & 0x3f80 ) >> 7;
1891	$align = '';
1892	if ( 3 === $alignbit ) {
1893	$align = 'right';
1894	} elseif ( 2 === $alignbit ) {
1895	$align = 'center';
1896	}
1897	$fillPattern = ( ord( $data[ $pos + 21 ] ) & 0xFC ) >> 2;
1898	if ( 0 === $fillPattern ) {
1899	$bgcolor = '';
1900	}
1901
1902	$xf = array();
1903	$xf['formatIndex'] = $indexCode;
1904	$xf['align'] = $align;
1905	$xf['fontIndex'] = $fontIndexCode;
1906	$xf['bgColor'] = $bgcolor;
1907	$xf['fillPattern'] = $fillPattern;
1908
1909	$border = ord( $data[ $pos + 14 ] ) \| ( ord( $data[ $pos + 15 ] ) << 8 ) \| ( ord( $data[ $pos + 16 ] ) << 16 ) \| ( ord( $data[ $pos + 17 ] ) << 24 );
1910	$xf['borderLeft'] = $this->lineStyles[ ( $border & 0xF ) ];
1911	$xf['borderRight'] = $this->lineStyles[ ( $border & 0xF0 ) >> 4 ];
1912	$xf['borderTop'] = $this->lineStyles[ ( $border & 0xF00 ) >> 8 ];
1913	$xf['borderBottom'] = $this->lineStyles[ ( $border & 0xF000 ) >> 12 ];
1914
1915	$xf['borderLeftColor'] = ( $border & 0x7F0000 ) >> 16;
1916	$xf['borderRightColor'] = ( $border & 0x3F800000 ) >> 23;
1917	$border = ( ord( $data[ $pos + 18 ] ) \| ord( $data[ $pos + 19 ] ) << 8 );
1918	$xf['borderTopColor'] = ( $border & 0x7F );
1919	$xf['borderBottomColor'] = ( $border & 0x3F80 ) >> 7;
1920	if ( array_key_exists( $indexCode, $this->dateFormats ) ) {
1921	$xf['type'] = 'date';
1922	$xf['format'] = $this->dateFormats[ $indexCode ];
1923	if ( '' === $align ) {
1924	$xf['align'] = 'right';
1925	}
1926	} elseif ( array_key_exists( $indexCode, $this->numberFormats ) ) {
1927	$xf['type'] = 'number';
1928	$xf['format'] = $this->numberFormats[ $indexCode ];
1929	if ( '' === $align ) {
1930	$xf['align'] = 'right';
1931	}
1932	} else {
1933	$isdate = false;
1934	$formatstr = '';
1935	if ( $indexCode > 0 ) {
1936	if ( isset( $this->formatRecords[ $indexCode ] ) ) {
1937	$formatstr = $this->formatRecords[ $indexCode ];
1938	}
1939	if ( '' !== $formatstr ) {
1940	$tmp = preg_replace( '/\;.*/', '', $formatstr );
1941	$tmp = preg_replace( '/^\[[^\]]*\]/', '', $tmp );
1942	if ( 0 === preg_match( '/[^hmsday\/\-:\s\\\,AMP]/i', $tmp ) ) { // found day and time format
1943	$isdate = true;
1944	$formatstr = $tmp;
1945	$formatstr = str_replace( array( 'AM/PM', 'mmmm', 'mmm' ), array( 'a', 'F', 'M' ), $formatstr );
1946	// m/mm are used for both minutes and months - oh SNAP!
1947	// This mess tries to fix for that.
1948	// 'm' = minutes only if following h/hh or preceding s/ss
1949	$formatstr = preg_replace( '/(h:?)mm?/', '$1i', $formatstr );
1950	$formatstr = preg_replace( '/mm?(:?s)/', '1$1', $formatstr );
1951	// A single 'm' = n in PHP
1952	$formatstr = preg_replace( '/(^\|[^m])m([^m]\|$)/', '$1n$2', $formatstr );
1953	$formatstr = preg_replace( '/(^\|[^m])m([^m]\|$)/', '$1n$2', $formatstr );
1954	// else it's months
1955	$formatstr = str_replace( 'mm', 'm', $formatstr );
1956	// Convert single 'd' to 'j'
1957	$formatstr = preg_replace( '/(^\|[^d])d([^d]\|$)/', '$1j$2', $formatstr );
1958	$formatstr = str_replace( array( 'dddd', 'ddd', 'dd', 'yyyy', 'yy', 'hh', 'h' ), array( 'l', 'D', 'd', 'Y', 'y', 'H', 'g' ), $formatstr );
1959	$formatstr = preg_replace( '/ss?/', 's', $formatstr );
1960	}
1961	}
1962	}
1963	if ( $isdate ) {
1964	$xf['type'] = 'date';
1965	$xf['format'] = $formatstr;
1966	if ( '' === $align ) {
1967	$xf['align'] = 'right';
1968	}
1969	} else {
1970	// If the format string has a 0 or # in it, we'll assume it's a number.
1971	if ( preg_match( '/[0#]/', $formatstr ) ) {
1972	$xf['type'] = 'number';
1973	if ( '' === $align ) {
1974	$xf['align'] = 'right';
1975	}
1976	} else {
1977	$xf['type'] = 'other';
1978	}
1979	$xf['format'] = $formatstr;
1980	$xf['code'] = $indexCode;
1981	}
1982	}
1983	$this->xfRecords[] = $xf;
1984	break;
1985	case SPREADSHEET_EXCEL_READER_TYPE_NINETEENFOUR:
1986	$this->nineteenFour = ( 1 === ord( $data[ $pos + 4 ] ) );
1987	break;
1988	case SPREADSHEET_EXCEL_READER_TYPE_BOUNDSHEET:
1989	$rec_offset = $this->_GetInt4d( $data, $pos + 4 );
1990	// $rec_typeFlag = ord( $data[ $pos + 8 ] );
1991	// $rec_visibilityFlag = ord( $data[ $pos + 9 ] );
1992	$rec_length = ord( $data[ $pos + 10 ] );
1993
1994	if ( SPREADSHEET_EXCEL_READER_BIFF8 === $version ) {
1995	$chartype = ord( $data[ $pos + 11 ] );
1996	if ( 0 === $chartype ) {
1997	$rec_name = substr( $data, $pos + 12, $rec_length );
1998	} else {
1999	$rec_name = $this->_encodeUTF16( substr( $data, $pos + 12, 2 * $rec_length ) );
2000	}
2001	} elseif ( SPREADSHEET_EXCEL_READER_BIFF7 === $version ) {
2002	$rec_name = substr( $data, $pos + 11, $rec_length );
2003	}
2004	$this->boundsheets[] = array(
2005	'name' => $rec_name,
2006	'offset' => $rec_offset,
2007	);
2008	break;
2009	} // switch
2010
2011	$pos += $length + 4;
2012	$code = ord( $data[ $pos ] ) \| ord( $data[ $pos + 1 ] ) << 8;
2013	$length = ord( $data[ $pos + 2 ] ) \| ord( $data[ $pos + 3 ] ) << 8;
2014	} // while
2015
2016	foreach ( $this->boundsheets as $key => $val ) {
2017	$this->sn = $key;
2018	$this->_parsesheet( $val['offset'] );
2019	}
2020	return true;
2021	}
2022
2023	/**
2024	* Parse a worksheet.
2025	*
2026	* @since 1.0.0
2027	*
2028	* @param [type] $spos [description]
2029	* @return [type] [description]
2030	*/
2031	protected function _parsesheet( $spos ) {
2032	$cont = true;
2033	$data = $this->data;
2034	// read BOF
2035	// $code = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2036	$length = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2037
2038	$version = ord( $data[ $spos + 4 ] ) \| ord( $data[ $spos + 5 ] ) << 8;
2039	$substreamType = ord( $data[ $spos + 6 ] ) \| ord( $data[ $spos + 7 ] ) << 8;
2040
2041	if ( SPREADSHEET_EXCEL_READER_BIFF8 !== $version && SPREADSHEET_EXCEL_READER_BIFF7 !== $version ) {
2042	return -1;
2043	}
2044
2045	if ( SPREADSHEET_EXCEL_READER_WORKSHEET !== $substreamType ) {
2046	return -2;
2047	}
2048
2049	$spos += $length + 4;
2050	while ( $cont ) {
2051	$lowcode = ord( $data[ $spos ] );
2052	if ( SPREADSHEET_EXCEL_READER_TYPE_EOF === $lowcode ) {
2053	break;
2054	}
2055	$code = $lowcode \| ord( $data[ $spos + 1 ] ) << 8;
2056	$length = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2057	$spos += 4;
2058	$this->sheets[ $this->sn ]['maxrow'] = $this->_rowoffset - 1;
2059	$this->sheets[ $this->sn ]['maxcol'] = $this->_coloffset - 1;
2060	unset( $this->rectype );
2061	switch ( $code ) {
2062	case SPREADSHEET_EXCEL_READER_TYPE_DIMENSION:
2063	if ( ! isset( $this->numRows ) ) {
2064	if ( 10 === $length \|\| SPREADSHEET_EXCEL_READER_BIFF7 === $version ) {
2065	$this->sheets[ $this->sn ]['numRows'] = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2066	$this->sheets[ $this->sn ]['numCols'] = ord( $data[ $spos + 6 ] ) \| ord( $data[ $spos + 7 ] ) << 8;
2067	} else {
2068	$this->sheets[ $this->sn ]['numRows'] = ord( $data[ $spos + 4 ] ) \| ord( $data[ $spos + 5 ] ) << 8;
2069	$this->sheets[ $this->sn ]['numCols'] = ord( $data[ $spos + 10 ] ) \| ord( $data[ $spos + 11 ] ) << 8;
2070	}
2071	}
2072	break;
2073	case SPREADSHEET_EXCEL_READER_TYPE_MERGEDCELLS:
2074	$cellRanges = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2075	for ( $i = 0; $i < $cellRanges; $i++ ) {
2076	$fr = ord( $data[ $spos + 8 * $i + 2 ] ) \| ord( $data[ $spos + 8 * $i + 3 ] ) << 8;
2077	$lr = ord( $data[ $spos + 8 * $i + 4 ] ) \| ord( $data[ $spos + 8 * $i + 5 ] ) << 8;
2078	$fc = ord( $data[ $spos + 8 * $i + 6 ] ) \| ord( $data[ $spos + 8 * $i + 7 ] ) << 8;
2079	$lc = ord( $data[ $spos + 8 * $i + 8 ] ) \| ord( $data[ $spos + 8 * $i + 9 ] ) << 8;
2080	if ( $lr - $fr > 0 ) {
2081	$this->sheets[ $this->sn ]['cellsInfo'][ $fr + 1 ][ $fc + 1 ]['rowspan'] = $lr - $fr + 1;
2082	}
2083	if ( $lc - $fc > 0 ) {
2084	$this->sheets[ $this->sn ]['cellsInfo'][ $fr + 1 ][ $fc + 1 ]['colspan'] = $lc - $fc + 1;
2085	}
2086	}
2087	break;
2088	case SPREADSHEET_EXCEL_READER_TYPE_RK:
2089	case SPREADSHEET_EXCEL_READER_TYPE_RK2:
2090	$row = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2091	$column = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2092	$rknum = $this->_GetInt4d( $data, $spos + 6 );
2093	$numValue = $this->_GetIEEE754( $rknum );
2094	$info = $this->_getCellDetails( $spos, $numValue, $column );
2095	$this->addcell( $row, $column, $info['string'], $info );
2096	break;
2097	case SPREADSHEET_EXCEL_READER_TYPE_LABELSST:
2098	$row = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2099	$column = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2100	$xfindex = ord( $data[ $spos + 4 ] ) \| ord( $data[ $spos + 5 ] ) << 8;
2101	$index = $this->_GetInt4d( $data, $spos + 6 );
2102	$this->addcell( $row, $column, $this->sst[ $index ], array( 'xfIndex' => $xfindex ) );
2103	break;
2104	case SPREADSHEET_EXCEL_READER_TYPE_MULRK:
2105	$row = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2106	$colFirst = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2107	$colLast = ord( $data[ $spos + $length - 2 ] ) \| ord( $data[ $spos + $length - 1 ] ) << 8;
2108	$columns = $colLast - $colFirst + 1;
2109	$tmppos = $spos + 4;
2110	for ( $i = 0; $i < $columns; $i++ ) {
2111	$numValue = $this->_GetIEEE754( $this->_GetInt4d( $data, $tmppos + 2 ) );
2112	$info = $this->_getCellDetails( $tmppos - 4, $numValue, $colFirst + $i + 1 );
2113	$tmppos += 6;
2114	$this->addcell( $row, $colFirst + $i, $info['string'], $info );
2115	}
2116	break;
2117	case SPREADSHEET_EXCEL_READER_TYPE_NUMBER:
2118	$row = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2119	$column = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2120	$tmp = unpack( 'ddouble', substr( $data, $spos + 6, 8 ) ); // It machine machine dependent
2121	if ( $this->isDate( $spos ) ) {
2122	$numValue = $tmp['double'];
2123	} else {
2124	$numValue = $this->createNumber( $spos );
2125	}
2126	$info = $this->_getCellDetails( $spos, $numValue, $column );
2127	$this->addcell( $row, $column, $info['string'], $info );
2128	break;
2129
2130	case SPREADSHEET_EXCEL_READER_TYPE_FORMULA:
2131	case SPREADSHEET_EXCEL_READER_TYPE_FORMULA2:
2132	$row = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2133	$column = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2134	if ( 0 === ord( $data[ $spos + 6 ] ) && 255 === ord( $data[ $spos + 12 ] ) && 255 === ord( $data[ $spos + 13 ] ) ) {
2135	// String formula. Result follows in a STRING record
2136	// This row/col are stored to be referenced in that record
2137	// https://code.google.com/archive/p/php-excel-reader/issues/4
2138	$previousRow = $row;
2139	$previousCol = $column;
2140	} elseif ( 1 === ord( $data[ $spos + 6 ] ) && 255 === ord( $data[ $spos + 12 ] ) && 255 === ord( $data[ $spos + 13 ] ) ) {
2141	// Boolean formula. Result is in +2; 0 = false,1 = true
2142	// https://code.google.com/archive/p/php-excel-reader/issues/4
2143	if ( 1 === ord( $this->data[ $spos + 8 ] ) ) {
2144	$this->addcell( $row, $column, 'TRUE' );
2145	} else {
2146	$this->addcell( $row, $column, 'FALSE' );
2147	}
2148	} elseif ( 2 === ord( $data[ $spos + 6 ] ) && 255 === ord( $data[ $spos + 12 ] ) && 255 === ord( $data[ $spos + 13 ] ) ) {
2149	// Error formula. Error code is in +2;
2150	} elseif ( 3 === ord( $data[ $spos + 6 ] ) && 255 === ord( $data[ $spos + 12 ] ) && 255 === ord( $data[ $spos + 13 ] ) ) {
2151	// Formula result is a null string.
2152	$this->addcell( $row, $column, '' );
2153	} else {
2154	// Result is a number, so first 14 bytes are just like a _NUMBER record
2155	$tmp = unpack( 'ddouble', substr( $data, $spos + 6, 8 ) ); // machine dependent
2156	if ( $this->isDate( $spos ) ) {
2157	$numValue = $tmp['double'];
2158	} else {
2159	$numValue = $this->createNumber( $spos );
2160	}
2161	$info = $this->_getCellDetails( $spos, $numValue, $column );
2162	$this->addcell( $row, $column, $info['string'], $info );
2163	}
2164	break;
2165	case SPREADSHEET_EXCEL_READER_TYPE_BOOLERR:
2166	$row = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2167	$column = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2168	$a_string = ord( $data[ $spos + 6 ] );
2169	$this->addcell( $row, $column, $a_string );
2170	break;
2171	case SPREADSHEET_EXCEL_READER_TYPE_STRING:
2172	// https://code.google.com/archive/p/php-excel-reader/issues/4
2173	if ( SPREADSHEET_EXCEL_READER_BIFF8 === $version ) {
2174	// Unicode 16 string, like an SST record
2175	$xpos = $spos;
2176	$numChars = ord( $data[ $xpos ] ) \| ( ord( $data[ $xpos + 1 ] ) << 8 );
2177	$xpos += 2;
2178	$optionFlags = ord( $data[ $xpos ] );
2179	++$xpos;
2180	$asciiEncoding = ( 0 === ( $optionFlags & 0x01 ) );
2181	$extendedString = ( 0 !== ( $optionFlags & 0x04 ) );
2182	// See if string contains formatting information
2183	$richString = ( 0 !== ( $optionFlags & 0x08 ) );
2184	if ( $richString ) {
2185	// Read in the crun
2186	// $formattingRuns = ord( $data[ $xpos ] ) \| ( ord( $data[ $xpos + 1 ] ) << 8 );
2187	$xpos += 2;
2188	}
2189	if ( $extendedString ) {
2190	// Read in cchExtRst
2191	// $extendedRunLength =$this->_GetInt4d( $this->data, $xpos );
2192	$xpos += 4;
2193	}
2194	$len = ( $asciiEncoding ) ? $numChars : $numChars * 2;
2195	$retstr = substr( $data, $xpos, $len );
2196	$xpos += $len;
2197	$retstr = ( $asciiEncoding ) ? $retstr : $this->_encodeUTF16( $retstr );
2198	} elseif ( SPREADSHEET_EXCEL_READER_BIFF7 === $version ) {
2199	// Simple byte string
2200	$xpos = $spos;
2201	$numChars = ord( $data[ $xpos ] ) \| ( ord( $data[ $xpos + 1 ] ) << 8 );
2202	$xpos += 2;
2203	$retstr = substr( $data, $xpos, $numChars );
2204	}
2205	$this->addcell( $previousRow, $previousCol, $retstr );
2206	break;
2207	case SPREADSHEET_EXCEL_READER_TYPE_ROW:
2208	$row = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2209	$rowInfo = ord( $data[ $spos + 6 ] ) \| ( ( ord( $data[ $spos + 7 ] ) << 8 ) & 0x7FFF );
2210	if ( ( $rowInfo & 0x8000 ) > 0 ) {
2211	$rowHeight = -1;
2212	} else {
2213	$rowHeight = $rowInfo & 0x7FFF;
2214	}
2215	$rowHidden = ( ord( $data[ $spos + 12 ] ) & 0x20 ) >> 5;
2216	$this->rowInfo[ $this->sn ][ $row + 1 ] = array(
2217	'height' => $rowHeight / 20,
2218	'hidden' => $rowHidden,
2219	);
2220	break;
2221	case SPREADSHEET_EXCEL_READER_TYPE_DBCELL:
2222	break;
2223	case SPREADSHEET_EXCEL_READER_TYPE_MULBLANK:
2224	$row = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2225	$column = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2226	$cols = ( $length / 2 ) - 3;
2227	for ( $c = 0; $c < $cols; $c++ ) {
2228	$xfindex = ord( $data[ $spos + 4 + ( $c * 2 ) ] ) \| ord( $data[ $spos + 5 + ( $c * 2 ) ] ) << 8;
2229	$this->addcell( $row, $column + $c, '', array( 'xfIndex' => $xfindex ) );
2230	}
2231	break;
2232	case SPREADSHEET_EXCEL_READER_TYPE_LABEL:
2233	$row = ord( $data[ $spos ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2234	$column = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2235	$this->addcell( $row, $column, substr( $data, $spos + 8, ord( $data[ $spos + 6 ] ) \| ord( $data[ $spos + 7 ] ) << 8 ) );
2236	break;
2237	case SPREADSHEET_EXCEL_READER_TYPE_EOF:
2238	$cont = false;
2239	break;
2240	case SPREADSHEET_EXCEL_READER_TYPE_HYPER:
2241	// Only handle hyperlinks to a URL
2242	$row = ord( $this->data[ $spos ] ) \| ord( $this->data[ $spos + 1 ] ) << 8;
2243	$row2 = ord( $this->data[ $spos + 2 ] ) \| ord( $this->data[ $spos + 3 ] ) << 8;
2244	$column = ord( $this->data[ $spos + 4 ] ) \| ord( $this->data[ $spos + 5 ] ) << 8;
2245	$column2 = ord( $this->data[ $spos + 6 ] ) \| ord( $this->data[ $spos + 7 ] ) << 8;
2246	$linkdata = array();
2247	$flags = ord( $this->data[ $spos + 28 ] );
2248	$udesc = '';
2249	$ulink = '';
2250	$uloc = 32;
2251	$linkdata['flags'] = $flags;
2252	if ( ( $flags & 1 ) > 0 ) { // is a type we understand
2253	// is there a description ?
2254	if ( 0x14 === ( $flags & 0x14 ) ) { // has a description
2255	$uloc += 4;
2256	$descLen = ord( $this->data[ $spos + 32 ] ) \| ord( $this->data[ $spos + 33 ] ) << 8;
2257	$udesc = substr( $this->data, $spos + $uloc, $descLen * 2 );
2258	$uloc += 2 * $descLen;
2259	}
2260	$ulink = $this->read16bitstring( $this->data, $spos + $uloc + 20 );
2261	if ( '' === $udesc ) {
2262	$udesc = $ulink;
2263	}
2264	}
2265	$linkdata['desc'] = $udesc;
2266	$linkdata['link'] = $this->_encodeUTF16( $ulink );
2267	for ( $r = $row; $r <= $row2; $r++ ) {
2268	for ( $c = $column; $c <= $column2; $c++ ) {
2269	$this->sheets[ $this->sn ]['cellsInfo'][ $r + 1 ][ $c + 1 ]['hyperlink'] = $linkdata;
2270	}
2271	}
2272	break;
2273	case SPREADSHEET_EXCEL_READER_TYPE_DEFCOLWIDTH:
2274	$this->defaultColWidth = ord( $data[ $spos + 4 ] ) \| ord( $data[ $spos + 5 ] ) << 8;
2275	break;
2276	case SPREADSHEET_EXCEL_READER_TYPE_STANDARDWIDTH:
2277	$this->standardColWidth = ord( $data[ $spos + 4 ] ) \| ord( $data[ $spos + 5 ] ) << 8;
2278	break;
2279	case SPREADSHEET_EXCEL_READER_TYPE_COLINFO:
2280	$colfrom = ord( $data[ $spos + 0 ] ) \| ord( $data[ $spos + 1 ] ) << 8;
2281	$colto = ord( $data[ $spos + 2 ] ) \| ord( $data[ $spos + 3 ] ) << 8;
2282	$cw = ord( $data[ $spos + 4 ] ) \| ord( $data[ $spos + 5 ] ) << 8;
2283	$cxf = ord( $data[ $spos + 6 ] ) \| ord( $data[ $spos + 7 ] ) << 8;
2284	$co = ord( $data[ $spos + 8 ] );
2285	for ( $coli = $colfrom; $coli <= $colto; $coli++ ) {
2286	$this->colInfo[ $this->sn ][ $coli + 1 ] = array(
2287	'width' => $cw,
2288	'xf' => $cxf,
2289	'hidden' => ( $co & 0x01 ),
2290	'collapsed' => ( $co & 0x1000 ) >> 12,
2291	);
2292	}
2293	break;
2294	default:
2295	break;
2296	} // switch
2297	$spos += $length;
2298	} // while
2299
2300	if ( ! isset( $this->sheets[ $this->sn ]['numRows'] ) ) {
2301	$this->sheets[ $this->sn ]['numRows'] = $this->sheets[ $this->sn ]['maxrow'];
2302	}
2303	if ( ! isset( $this->sheets[ $this->sn ]['numCols'] ) ) {
2304	$this->sheets[ $this->sn ]['numCols'] = $this->sheets[ $this->sn ]['maxcol'];
2305	}
2306	}
2307
2308	/**
2309	* [isDate description]
2310	*
2311	* @since 1.0.0
2312	*
2313	* @param [type] $spos [description]
2314	* @return bool [description]
2315	*/
2316	protected function isDate( $spos ): bool {
2317	$xfindex = ord( $this->data[ $spos + 4 ] ) \| ord( $this->data[ $spos + 5 ] ) << 8;
2318	return ( 'date' === $this->xfRecords[ $xfindex ]['type'] );
2319	}
2320	/**
2321	* [gmgetdate description]
2322	*
2323	* @since 1.0.0
2324	*
2325	* @param int $ts Optional. Timestamp. Defaults to current Unix timestamp.
2326	* @return array<string, string> [description]
2327	*/
2328	protected function gmgetdate( $ts = null ): array {
2329	$k = array( 'seconds', 'minutes', 'hours', 'mday', 'wday', 'mon', 'year', 'yday', 'weekday', 'month', 0 );
2330	return array_combine( $k, explode( ':', gmdate( 's:i:G:j:w:n:Y:z:l:F:U', is_null( $ts ) ? time() : $ts ) ) );
2331	}
2332
2333	/**
2334	* Gets the details for a particular cell.
2335	*
2336	* @since 1.0.0
2337	*
2338	* @param [type] $spos [description]
2339	* @param [type] $numValue [description]
2340	* @param [type] $column [description]
2341	* @return array<string, mixed> [description]
2342	*/
2343	protected function _getCellDetails( $spos, $numValue, $column ): array {
2344	$xfindex = ord( $this->data[ $spos + 4 ] ) \| ord( $this->data[ $spos + 5 ] ) << 8;
2345	$xfrecord = $this->xfRecords[ $xfindex ];
2346	$type = $xfrecord['type'];
2347
2348	$format = $xfrecord['format'];
2349	$formatIndex = $xfrecord['formatIndex'];
2350	$fontIndex = $xfrecord['fontIndex'];
2351	$formatColor = '';
2352
2353	if ( isset( $this->_columnsFormat[ $column + 1 ] ) ) {
2354	$format = $this->_columnsFormat[ $column + 1 ];
2355	}
2356
2357	if ( 'date' === $type ) {
2358	// See https://groups.google.com/forum/#!topic/php-excel-reader-discuss/nD-XkNEtjhA
2359	$rectype = 'date';
2360	// Convert numeric value into a date
2361	$utcDays = floor( $numValue - ( $this->nineteenFour ? SPREADSHEET_EXCEL_READER_UTCOFFSETDAYS1904 : SPREADSHEET_EXCEL_READER_UTCOFFSETDAYS ) );
2362	$utcValue = ( $utcDays ) * SPREADSHEET_EXCEL_READER_MSINADAY;
2363	$dateinfo = $this->gmgetdate( $utcValue );
2364
2365	$raw = $numValue;
2366	$fractionalDay = $numValue - floor( $numValue ) + 0.0000001; // The 0.0000001 is to fix for php/excel fractional diffs
2367
2368	$totalseconds = floor( SPREADSHEET_EXCEL_READER_MSINADAY * $fractionalDay );
2369	$secs = $totalseconds % 60;
2370	$totalseconds -= $secs;
2371	$hours = intdiv( $totalseconds, 60 * 60 );
2372	$mins = intdiv( $totalseconds, 60 ) % 60;
2373	$a_string = date( $format, mktime( $hours, $mins, $secs, $dateinfo['mon'], $dateinfo['mday'], $dateinfo['year'] ) );
2374	} elseif ( 'number' === $type ) {
2375	$rectype = 'number';
2376	$formatted = $this->_format_value( $format, $numValue, $formatIndex );
2377	$a_string = $formatted['string'];
2378	$formatColor = $formatted['formatColor'];
2379	$raw = $numValue;
2380	} else {
2381	if ( '' === $format ) {
2382	$format = $this->_defaultFormat;
2383	}
2384	$rectype = 'unknown';
2385	$formatted = $this->_format_value( $format, $numValue, $formatIndex );
2386	$a_string = $formatted['string'];
2387	$formatColor = $formatted['formatColor'];
2388	$raw = $numValue;
2389	}
2390
2391	return array(
2392	'string' => $string,
2393	'raw' => $raw,
2394	'rectype' => $rectype,
2395	'format' => $format,
2396	'formatIndex' => $formatIndex,
2397	'fontIndex' => $fontIndex,
2398	'formatColor' => $formatColor,
2399	'xfIndex' => $xfindex,
2400	);
2401	}
2402
2403	/**
2404	* [createNumber description]
2405	*
2406	* @since 1.0.0
2407	*
2408	* @param [type] $spos [description]
2409	* @return [type] [description]
2410	*/
2411	protected function createNumber( $spos ) {
2412	$rknumhigh = $this->_GetInt4d( $this->data, $spos + 10 );
2413	$rknumlow = $this->_GetInt4d( $this->data, $spos + 6 );
2414	$sign = ( $rknumhigh & 0x80000000 ) >> 31;
2415	$exp = ( $rknumhigh & 0x7ff00000 ) >> 20;
2416	$mantissa = ( 0x100000 \| ( $rknumhigh & 0x000fffff ) );
2417	$mantissalow1 = ( $rknumlow & 0x80000000 ) >> 31;
2418	$mantissalow2 = ( $rknumlow & 0x7fffffff );
2419	$value = $mantissa / pow( 2, ( 20 - ( $exp - 1023 ) ) );
2420	if ( 0 !== $mantissalow1 ) {
2421	$value += 1 / pow( 2, ( 21 - ( $exp - 1023 ) ) );
2422	}
2423	$value += $mantissalow2 / pow( 2, ( 52 - ( $exp - 1023 ) ) );
2424	if ( $sign ) {
2425	$value *= -1;
2426	}
2427	return $value;
2428	}
2429
2430	/**
2431	* [addcell description]
2432	*
2433	* @since 1.0.0
2434	*
2435	* @param [type] $row [description]
2436	* @param [type] $col [description]
2437	* @param [type] $a_string [description]
2438	* @param array<string, mixed> $info Optional. [description]
2439	* @return [type] [description]
2440	*/
2441	protected function addcell( $row, $col, $string, $info = null ) {
2442	$this->sheets[ $this->sn ]['maxrow'] = max( $this->sheets[ $this->sn ]['maxrow'], $row + $this->_rowoffset );
2443	$this->sheets[ $this->sn ]['maxcol'] = max( $this->sheets[ $this->sn ]['maxcol'], $col + $this->_coloffset );
2444	$this->sheets[ $this->sn ]['cells'][ $row + $this->_rowoffset ][ $col + $this->_coloffset ] = $string;
2445	if ( $this->store_extended_info && $info ) {
2446	foreach ( $info as $key => $val ) {
2447	$this->sheets[ $this->sn ]['cellsInfo'][ $row + $this->_rowoffset ][ $col + $this->_coloffset ][ $key ] = $val;
2448	}
2449	}
2450	}
2451
2452	/**
2453	* [_GetIEEE754 description]
2454	*
2455	* @since 1.0.0
2456	*
2457	* @param [type] $rknum [description]
2458	* @return [type] [description]
2459	*/
2460	protected function _GetIEEE754( $rknum ) {
2461	if ( 0 !== ( $rknum & 0x02 ) ) {
2462	$value = $rknum >> 2;
2463	} else {
2464	// info on IEEE754 encoding from
2465	// http://research.microsoft.com/~hollasch/cgindex/coding/ieeefloat.html
2466	// The RK format calls for using only the most significant 30 bits of the
2467	// 64 bit floating point value. The other 34 bits are assumed to be 0
2468	// So, we use the upper 30 bits of $rknum as follows...
2469	$sign = ( $rknum & 0x80000000 ) >> 31;
2470	$exp = ( $rknum & 0x7ff00000 ) >> 20;
2471	$mantissa = ( 0x100000 \| ( $rknum & 0x000ffffc ) );
2472	$value = $mantissa / pow( 2, ( 20 - ( $exp - 1023 ) ) );
2473	if ( $sign ) {
2474	$value *= -1;
2475	}
2476	}
2477	if ( 0 !== ( $rknum & 0x01 ) ) {
2478	$value /= 100;
2479	}
2480	return $value;
2481	}
2482
2483	/**
2484	* [_encodeUTF16 description]
2485	*
2486	* @since 1.0.0
2487	*
2488	* @param [type] $a_string [description]
2489	* @return [type] [description]
2490	*/
2491	protected function _encodeUTF16( $a_string ) {
2492	if ( $this->_defaultEncoding ) {
2493	switch ( $this->_encoderFunction ) {
2494	case 'iconv':
2495	$a_string = iconv( 'UTF-16LE', $this->_defaultEncoding, $a_string );
2496	break;
2497	case 'mb_convert_encoding':
2498	$a_string = mb_convert_encoding( $string, $this->_defaultEncoding, 'UTF-16LE' );
2499	break;
2500	}
2501	}
2502	return $string;
2503	}
2504
2505	/**
2506	* [_GetInt4d description]
2507	*
2508	* @since 1.0.0
2509	*
2510	* @param [type] $data [description]
2511	* @param [type] $pos [description]
2512	* @return int [description]
2513	*/
2514	protected function _GetInt4d( $data, $pos ): int {
2515	$value = ord( $data[ $pos ] ) \| ( ord( $data[ $pos + 1 ] ) << 8 ) \| ( ord( $data[ $pos + 2 ] ) << 16 ) \| ( ord( $data[ $pos + 3 ] ) << 24 );
2516	if ( $value >= 4294967294 ) {
2517	$value = -2;
2518	}
2519	return $value;
2520	}
2521
2522	/**
2523	* [v description]
2524	*
2525	* @since 1.0.0
2526	*
2527	* @param [type] $data [description]
2528	* @param [type] $pos [description]
2529	* @return int [description]
2530	*/
2531	protected function v( $data, $pos ): int {
2532	return ord( $data[ $pos ] ) \| ord( $data[ $pos + 1 ] ) << 8;
2533	}
2534
2535	} // class Spreadsheet_Excel_Reader
2536