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tcpdf_static.php
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1 <?php
2 //============================================================+
3 // File name : tcpdf_static.php
4 // Version : 1.0.000
5 // Begin : 2002-08-03
6 // Last Update : 2013-04-01
7 // Author : Nicola Asuni - Tecnick.com LTD - www.tecnick.com - info@tecnick.com
8 // License : GNU-LGPL v3 (http://www.gnu.org/copyleft/lesser.html)
9 // -------------------------------------------------------------------
10 // Copyright (C) 2002-2013 Nicola Asuni - Tecnick.com LTD
11 //
12 // This file is part of TCPDF software library.
13 //
14 // TCPDF is free software: you can redistribute it and/or modify it
15 // under the terms of the GNU Lesser General Public License as
16 // published by the Free Software Foundation, either version 3 of the
17 // License, or (at your option) any later version.
18 //
19 // TCPDF is distributed in the hope that it will be useful, but
20 // WITHOUT ANY WARRANTY; without even the implied warranty of
21 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
22 // See the GNU Lesser General Public License for more details.
23 //
24 // You should have received a copy of the License
25 // along with TCPDF. If not, see
26 // <http://www.tecnick.com/pagefiles/tcpdf/LICENSE.TXT>.
27 //
28 // See LICENSE.TXT file for more information.
29 // -------------------------------------------------------------------
30 //
31 // Description :
32 // Static methods used by the TCPDF class.
33 //
34 //============================================================+
35 
52 class TCPDF_STATIC {
53 
58  private static $tcpdf_version = '6.0.015';
59 
64  public static $alias_tot_pages = '{:ptp:}';
65 
70  public static $alias_num_page = '{:pnp:}';
71 
76  public static $alias_group_tot_pages = '{:ptg:}';
77 
82  public static $alias_group_num_page = '{:png:}';
83 
88  public static $alias_right_shift = '{rsc:';
89 
94  public static $enc_padding = "\x28\xBF\x4E\x5E\x4E\x75\x8A\x41\x64\x00\x4E\x56\xFF\xFA\x01\x08\x2E\x2E\x00\xB6\xD0\x68\x3E\x80\x2F\x0C\xA9\xFE\x64\x53\x69\x7A";
95 
101  public static $byterange_string = '/ByteRange[0 ********** ********** **********]';
102 
107  public static $pageboxes = array('MediaBox', 'CropBox', 'BleedBox', 'TrimBox', 'ArtBox');
108 
109  // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
110 
117  public static function getTCPDFVersion() {
118  return self::$tcpdf_version;
119  }
120 
127  public static function getTCPDFProducer() {
128  return "\x54\x43\x50\x44\x46\x20".self::getTCPDFVersion()."\x20\x28\x68\x74\x74\x70\x3a\x2f\x2f\x77\x77\x77\x2e\x74\x63\x70\x64\x66\x2e\x6f\x72\x67\x29";
129  }
130 
137  public static function set_mqr($mqr) {
138  if (!defined('PHP_VERSION_ID')) {
139  $version = PHP_VERSION;
140  define('PHP_VERSION_ID', (($version{0} * 10000) + ($version{2} * 100) + $version{4}));
141  }
142  if (PHP_VERSION_ID < 50300) {
143  @set_magic_quotes_runtime($mqr);
144  }
145  }
146 
153  public static function get_mqr() {
154  if (!defined('PHP_VERSION_ID')) {
155  $version = PHP_VERSION;
156  define('PHP_VERSION_ID', (($version{0} * 10000) + ($version{2} * 100) + $version{4}));
157  }
158  if (PHP_VERSION_ID < 50300) {
159  return @get_magic_quotes_runtime();
160  }
161  return 0;
162  }
163 
478  public static function getPageSizeFromFormat($format) {
479  // Paper cordinates are calculated in this way: (inches * 72) where (1 inch = 25.4 mm)
480  switch (strtoupper($format)) {
481  // ISO 216 A Series + 2 SIS 014711 extensions
482  case 'A0' : {$pf = array( 2383.937, 3370.394); break;}
483  case 'A1' : {$pf = array( 1683.780, 2383.937); break;}
484  case 'A2' : {$pf = array( 1190.551, 1683.780); break;}
485  case 'A3' : {$pf = array( 841.890, 1190.551); break;}
486  case 'A4' : {$pf = array( 595.276, 841.890); break;}
487  case 'A5' : {$pf = array( 419.528, 595.276); break;}
488  case 'A6' : {$pf = array( 297.638, 419.528); break;}
489  case 'A7' : {$pf = array( 209.764, 297.638); break;}
490  case 'A8' : {$pf = array( 147.402, 209.764); break;}
491  case 'A9' : {$pf = array( 104.882, 147.402); break;}
492  case 'A10': {$pf = array( 73.701, 104.882); break;}
493  case 'A11': {$pf = array( 51.024, 73.701); break;}
494  case 'A12': {$pf = array( 36.850, 51.024); break;}
495  // ISO 216 B Series + 2 SIS 014711 extensions
496  case 'B0' : {$pf = array( 2834.646, 4008.189); break;}
497  case 'B1' : {$pf = array( 2004.094, 2834.646); break;}
498  case 'B2' : {$pf = array( 1417.323, 2004.094); break;}
499  case 'B3' : {$pf = array( 1000.630, 1417.323); break;}
500  case 'B4' : {$pf = array( 708.661, 1000.630); break;}
501  case 'B5' : {$pf = array( 498.898, 708.661); break;}
502  case 'B6' : {$pf = array( 354.331, 498.898); break;}
503  case 'B7' : {$pf = array( 249.449, 354.331); break;}
504  case 'B8' : {$pf = array( 175.748, 249.449); break;}
505  case 'B9' : {$pf = array( 124.724, 175.748); break;}
506  case 'B10': {$pf = array( 87.874, 124.724); break;}
507  case 'B11': {$pf = array( 62.362, 87.874); break;}
508  case 'B12': {$pf = array( 42.520, 62.362); break;}
509  // ISO 216 C Series + 2 SIS 014711 extensions + 2 EXTENSION
510  case 'C0' : {$pf = array( 2599.370, 3676.535); break;}
511  case 'C1' : {$pf = array( 1836.850, 2599.370); break;}
512  case 'C2' : {$pf = array( 1298.268, 1836.850); break;}
513  case 'C3' : {$pf = array( 918.425, 1298.268); break;}
514  case 'C4' : {$pf = array( 649.134, 918.425); break;}
515  case 'C5' : {$pf = array( 459.213, 649.134); break;}
516  case 'C6' : {$pf = array( 323.150, 459.213); break;}
517  case 'C7' : {$pf = array( 229.606, 323.150); break;}
518  case 'C8' : {$pf = array( 161.575, 229.606); break;}
519  case 'C9' : {$pf = array( 113.386, 161.575); break;}
520  case 'C10': {$pf = array( 79.370, 113.386); break;}
521  case 'C11': {$pf = array( 56.693, 79.370); break;}
522  case 'C12': {$pf = array( 39.685, 56.693); break;}
523  case 'C76': {$pf = array( 229.606, 459.213); break;}
524  case 'DL' : {$pf = array( 311.811, 623.622); break;}
525  // SIS 014711 E Series
526  case 'E0' : {$pf = array( 2491.654, 3517.795); break;}
527  case 'E1' : {$pf = array( 1757.480, 2491.654); break;}
528  case 'E2' : {$pf = array( 1247.244, 1757.480); break;}
529  case 'E3' : {$pf = array( 878.740, 1247.244); break;}
530  case 'E4' : {$pf = array( 623.622, 878.740); break;}
531  case 'E5' : {$pf = array( 439.370, 623.622); break;}
532  case 'E6' : {$pf = array( 311.811, 439.370); break;}
533  case 'E7' : {$pf = array( 221.102, 311.811); break;}
534  case 'E8' : {$pf = array( 155.906, 221.102); break;}
535  case 'E9' : {$pf = array( 110.551, 155.906); break;}
536  case 'E10': {$pf = array( 76.535, 110.551); break;}
537  case 'E11': {$pf = array( 53.858, 76.535); break;}
538  case 'E12': {$pf = array( 36.850, 53.858); break;}
539  // SIS 014711 G Series
540  case 'G0' : {$pf = array( 2715.591, 3838.110); break;}
541  case 'G1' : {$pf = array( 1919.055, 2715.591); break;}
542  case 'G2' : {$pf = array( 1357.795, 1919.055); break;}
543  case 'G3' : {$pf = array( 958.110, 1357.795); break;}
544  case 'G4' : {$pf = array( 677.480, 958.110); break;}
545  case 'G5' : {$pf = array( 479.055, 677.480); break;}
546  case 'G6' : {$pf = array( 337.323, 479.055); break;}
547  case 'G7' : {$pf = array( 238.110, 337.323); break;}
548  case 'G8' : {$pf = array( 167.244, 238.110); break;}
549  case 'G9' : {$pf = array( 119.055, 167.244); break;}
550  case 'G10': {$pf = array( 82.205, 119.055); break;}
551  case 'G11': {$pf = array( 59.528, 82.205); break;}
552  case 'G12': {$pf = array( 39.685, 59.528); break;}
553  // ISO Press
554  case 'RA0': {$pf = array( 2437.795, 3458.268); break;}
555  case 'RA1': {$pf = array( 1729.134, 2437.795); break;}
556  case 'RA2': {$pf = array( 1218.898, 1729.134); break;}
557  case 'RA3': {$pf = array( 864.567, 1218.898); break;}
558  case 'RA4': {$pf = array( 609.449, 864.567); break;}
559  case 'SRA0': {$pf = array( 2551.181, 3628.346); break;}
560  case 'SRA1': {$pf = array( 1814.173, 2551.181); break;}
561  case 'SRA2': {$pf = array( 1275.591, 1814.173); break;}
562  case 'SRA3': {$pf = array( 907.087, 1275.591); break;}
563  case 'SRA4': {$pf = array( 637.795, 907.087); break;}
564  // German DIN 476
565  case '4A0': {$pf = array( 4767.874, 6740.787); break;}
566  case '2A0': {$pf = array( 3370.394, 4767.874); break;}
567  // Variations on the ISO Standard
568  case 'A2_EXTRA' : {$pf = array( 1261.417, 1754.646); break;}
569  case 'A3+' : {$pf = array( 932.598, 1369.134); break;}
570  case 'A3_EXTRA' : {$pf = array( 912.756, 1261.417); break;}
571  case 'A3_SUPER' : {$pf = array( 864.567, 1440.000); break;}
572  case 'SUPER_A3' : {$pf = array( 864.567, 1380.472); break;}
573  case 'A4_EXTRA' : {$pf = array( 666.142, 912.756); break;}
574  case 'A4_SUPER' : {$pf = array( 649.134, 912.756); break;}
575  case 'SUPER_A4' : {$pf = array( 643.465, 1009.134); break;}
576  case 'A4_LONG' : {$pf = array( 595.276, 986.457); break;}
577  case 'F4' : {$pf = array( 595.276, 935.433); break;}
578  case 'SO_B5_EXTRA': {$pf = array( 572.598, 782.362); break;}
579  case 'A5_EXTRA' : {$pf = array( 490.394, 666.142); break;}
580  // ANSI Series
581  case 'ANSI_E': {$pf = array( 2448.000, 3168.000); break;}
582  case 'ANSI_D': {$pf = array( 1584.000, 2448.000); break;}
583  case 'ANSI_C': {$pf = array( 1224.000, 1584.000); break;}
584  case 'ANSI_B': {$pf = array( 792.000, 1224.000); break;}
585  case 'ANSI_A': {$pf = array( 612.000, 792.000); break;}
586  // Traditional 'Loose' North American Paper Sizes
587  case 'USLEDGER':
588  case 'LEDGER' : {$pf = array( 1224.000, 792.000); break;}
589  case 'ORGANIZERK':
590  case 'BIBLE':
591  case 'USTABLOID':
592  case 'TABLOID': {$pf = array( 792.000, 1224.000); break;}
593  case 'ORGANIZERM':
594  case 'USLETTER':
595  case 'LETTER' : {$pf = array( 612.000, 792.000); break;}
596  case 'USLEGAL':
597  case 'LEGAL' : {$pf = array( 612.000, 1008.000); break;}
598  case 'GOVERNMENTLETTER':
599  case 'GLETTER': {$pf = array( 576.000, 756.000); break;}
600  case 'JUNIORLEGAL':
601  case 'JLEGAL' : {$pf = array( 576.000, 360.000); break;}
602  // Other North American Paper Sizes
603  case 'QUADDEMY': {$pf = array( 2520.000, 3240.000); break;}
604  case 'SUPER_B': {$pf = array( 936.000, 1368.000); break;}
605  case 'QUARTO': {$pf = array( 648.000, 792.000); break;}
606  case 'GOVERNMENTLEGAL':
607  case 'FOLIO': {$pf = array( 612.000, 936.000); break;}
608  case 'MONARCH':
609  case 'EXECUTIVE': {$pf = array( 522.000, 756.000); break;}
610  case 'ORGANIZERL':
611  case 'STATEMENT':
612  case 'MEMO': {$pf = array( 396.000, 612.000); break;}
613  case 'FOOLSCAP': {$pf = array( 595.440, 936.000); break;}
614  case 'COMPACT': {$pf = array( 306.000, 486.000); break;}
615  case 'ORGANIZERJ': {$pf = array( 198.000, 360.000); break;}
616  // Canadian standard CAN 2-9.60M
617  case 'P1': {$pf = array( 1587.402, 2437.795); break;}
618  case 'P2': {$pf = array( 1218.898, 1587.402); break;}
619  case 'P3': {$pf = array( 793.701, 1218.898); break;}
620  case 'P4': {$pf = array( 609.449, 793.701); break;}
621  case 'P5': {$pf = array( 396.850, 609.449); break;}
622  case 'P6': {$pf = array( 303.307, 396.850); break;}
623  // North American Architectural Sizes
624  case 'ARCH_E' : {$pf = array( 2592.000, 3456.000); break;}
625  case 'ARCH_E1': {$pf = array( 2160.000, 3024.000); break;}
626  case 'ARCH_D' : {$pf = array( 1728.000, 2592.000); break;}
627  case 'BROADSHEET':
628  case 'ARCH_C' : {$pf = array( 1296.000, 1728.000); break;}
629  case 'ARCH_B' : {$pf = array( 864.000, 1296.000); break;}
630  case 'ARCH_A' : {$pf = array( 648.000, 864.000); break;}
631  // --- North American Envelope Sizes ---
632  // - Announcement Envelopes
633  case 'ANNENV_A2' : {$pf = array( 314.640, 414.000); break;}
634  case 'ANNENV_A6' : {$pf = array( 342.000, 468.000); break;}
635  case 'ANNENV_A7' : {$pf = array( 378.000, 522.000); break;}
636  case 'ANNENV_A8' : {$pf = array( 396.000, 584.640); break;}
637  case 'ANNENV_A10' : {$pf = array( 450.000, 692.640); break;}
638  case 'ANNENV_SLIM': {$pf = array( 278.640, 638.640); break;}
639  // - Commercial Envelopes
640  case 'COMMENV_N6_1/4': {$pf = array( 252.000, 432.000); break;}
641  case 'COMMENV_N6_3/4': {$pf = array( 260.640, 468.000); break;}
642  case 'COMMENV_N8' : {$pf = array( 278.640, 540.000); break;}
643  case 'COMMENV_N9' : {$pf = array( 278.640, 638.640); break;}
644  case 'COMMENV_N10' : {$pf = array( 296.640, 684.000); break;}
645  case 'COMMENV_N11' : {$pf = array( 324.000, 746.640); break;}
646  case 'COMMENV_N12' : {$pf = array( 342.000, 792.000); break;}
647  case 'COMMENV_N14' : {$pf = array( 360.000, 828.000); break;}
648  // - Catalogue Envelopes
649  case 'CATENV_N1' : {$pf = array( 432.000, 648.000); break;}
650  case 'CATENV_N1_3/4' : {$pf = array( 468.000, 684.000); break;}
651  case 'CATENV_N2' : {$pf = array( 468.000, 720.000); break;}
652  case 'CATENV_N3' : {$pf = array( 504.000, 720.000); break;}
653  case 'CATENV_N6' : {$pf = array( 540.000, 756.000); break;}
654  case 'CATENV_N7' : {$pf = array( 576.000, 792.000); break;}
655  case 'CATENV_N8' : {$pf = array( 594.000, 810.000); break;}
656  case 'CATENV_N9_1/2' : {$pf = array( 612.000, 756.000); break;}
657  case 'CATENV_N9_3/4' : {$pf = array( 630.000, 810.000); break;}
658  case 'CATENV_N10_1/2': {$pf = array( 648.000, 864.000); break;}
659  case 'CATENV_N12_1/2': {$pf = array( 684.000, 900.000); break;}
660  case 'CATENV_N13_1/2': {$pf = array( 720.000, 936.000); break;}
661  case 'CATENV_N14_1/4': {$pf = array( 810.000, 882.000); break;}
662  case 'CATENV_N14_1/2': {$pf = array( 828.000, 1044.000); break;}
663  // Japanese (JIS P 0138-61) Standard B-Series
664  case 'JIS_B0' : {$pf = array( 2919.685, 4127.244); break;}
665  case 'JIS_B1' : {$pf = array( 2063.622, 2919.685); break;}
666  case 'JIS_B2' : {$pf = array( 1459.843, 2063.622); break;}
667  case 'JIS_B3' : {$pf = array( 1031.811, 1459.843); break;}
668  case 'JIS_B4' : {$pf = array( 728.504, 1031.811); break;}
669  case 'JIS_B5' : {$pf = array( 515.906, 728.504); break;}
670  case 'JIS_B6' : {$pf = array( 362.835, 515.906); break;}
671  case 'JIS_B7' : {$pf = array( 257.953, 362.835); break;}
672  case 'JIS_B8' : {$pf = array( 181.417, 257.953); break;}
673  case 'JIS_B9' : {$pf = array( 127.559, 181.417); break;}
674  case 'JIS_B10': {$pf = array( 90.709, 127.559); break;}
675  case 'JIS_B11': {$pf = array( 62.362, 90.709); break;}
676  case 'JIS_B12': {$pf = array( 45.354, 62.362); break;}
677  // PA Series
678  case 'PA0' : {$pf = array( 2381.102, 3174.803,); break;}
679  case 'PA1' : {$pf = array( 1587.402, 2381.102); break;}
680  case 'PA2' : {$pf = array( 1190.551, 1587.402); break;}
681  case 'PA3' : {$pf = array( 793.701, 1190.551); break;}
682  case 'PA4' : {$pf = array( 595.276, 793.701); break;}
683  case 'PA5' : {$pf = array( 396.850, 595.276); break;}
684  case 'PA6' : {$pf = array( 297.638, 396.850); break;}
685  case 'PA7' : {$pf = array( 198.425, 297.638); break;}
686  case 'PA8' : {$pf = array( 147.402, 198.425); break;}
687  case 'PA9' : {$pf = array( 99.213, 147.402); break;}
688  case 'PA10': {$pf = array( 73.701, 99.213); break;}
689  // Standard Photographic Print Sizes
690  case 'PASSPORT_PHOTO': {$pf = array( 99.213, 127.559); break;}
691  case 'E' : {$pf = array( 233.858, 340.157); break;}
692  case 'L':
693  case '3R' : {$pf = array( 252.283, 360.000); break;}
694  case 'KG':
695  case '4R' : {$pf = array( 289.134, 430.866); break;}
696  case '4D' : {$pf = array( 340.157, 430.866); break;}
697  case '2L':
698  case '5R' : {$pf = array( 360.000, 504.567); break;}
699  case '8P':
700  case '6R' : {$pf = array( 430.866, 575.433); break;}
701  case '6P':
702  case '8R' : {$pf = array( 575.433, 720.000); break;}
703  case '6PW':
704  case 'S8R' : {$pf = array( 575.433, 864.567); break;}
705  case '4P':
706  case '10R' : {$pf = array( 720.000, 864.567); break;}
707  case '4PW':
708  case 'S10R': {$pf = array( 720.000, 1080.000); break;}
709  case '11R' : {$pf = array( 790.866, 1009.134); break;}
710  case 'S11R': {$pf = array( 790.866, 1224.567); break;}
711  case '12R' : {$pf = array( 864.567, 1080.000); break;}
712  case 'S12R': {$pf = array( 864.567, 1292.598); break;}
713  // Common Newspaper Sizes
714  case 'NEWSPAPER_BROADSHEET': {$pf = array( 2125.984, 1700.787); break;}
715  case 'NEWSPAPER_BERLINER' : {$pf = array( 1332.283, 892.913); break;}
716  case 'NEWSPAPER_TABLOID':
717  case 'NEWSPAPER_COMPACT' : {$pf = array( 1218.898, 793.701); break;}
718  // Business Cards
719  case 'CREDIT_CARD':
720  case 'BUSINESS_CARD':
721  case 'BUSINESS_CARD_ISO7810': {$pf = array( 153.014, 242.646); break;}
722  case 'BUSINESS_CARD_ISO216' : {$pf = array( 147.402, 209.764); break;}
723  case 'BUSINESS_CARD_IT':
724  case 'BUSINESS_CARD_UK':
725  case 'BUSINESS_CARD_FR':
726  case 'BUSINESS_CARD_DE':
727  case 'BUSINESS_CARD_ES' : {$pf = array( 155.906, 240.945); break;}
728  case 'BUSINESS_CARD_CA':
729  case 'BUSINESS_CARD_US' : {$pf = array( 144.567, 252.283); break;}
730  case 'BUSINESS_CARD_JP' : {$pf = array( 155.906, 257.953); break;}
731  case 'BUSINESS_CARD_HK' : {$pf = array( 153.071, 255.118); break;}
732  case 'BUSINESS_CARD_AU':
733  case 'BUSINESS_CARD_DK':
734  case 'BUSINESS_CARD_SE' : {$pf = array( 155.906, 255.118); break;}
735  case 'BUSINESS_CARD_RU':
736  case 'BUSINESS_CARD_CZ':
737  case 'BUSINESS_CARD_FI':
738  case 'BUSINESS_CARD_HU':
739  case 'BUSINESS_CARD_IL' : {$pf = array( 141.732, 255.118); break;}
740  // Billboards
741  case '4SHEET' : {$pf = array( 2880.000, 4320.000); break;}
742  case '6SHEET' : {$pf = array( 3401.575, 5102.362); break;}
743  case '12SHEET': {$pf = array( 8640.000, 4320.000); break;}
744  case '16SHEET': {$pf = array( 5760.000, 8640.000); break;}
745  case '32SHEET': {$pf = array(11520.000, 8640.000); break;}
746  case '48SHEET': {$pf = array(17280.000, 8640.000); break;}
747  case '64SHEET': {$pf = array(23040.000, 8640.000); break;}
748  case '96SHEET': {$pf = array(34560.000, 8640.000); break;}
749  // Old European Sizes
750  // - Old Imperial English Sizes
751  case 'EN_EMPEROR' : {$pf = array( 3456.000, 5184.000); break;}
752  case 'EN_ANTIQUARIAN' : {$pf = array( 2232.000, 3816.000); break;}
753  case 'EN_GRAND_EAGLE' : {$pf = array( 2070.000, 3024.000); break;}
754  case 'EN_DOUBLE_ELEPHANT' : {$pf = array( 1926.000, 2880.000); break;}
755  case 'EN_ATLAS' : {$pf = array( 1872.000, 2448.000); break;}
756  case 'EN_COLOMBIER' : {$pf = array( 1692.000, 2484.000); break;}
757  case 'EN_ELEPHANT' : {$pf = array( 1656.000, 2016.000); break;}
758  case 'EN_DOUBLE_DEMY' : {$pf = array( 1620.000, 2556.000); break;}
759  case 'EN_IMPERIAL' : {$pf = array( 1584.000, 2160.000); break;}
760  case 'EN_PRINCESS' : {$pf = array( 1548.000, 2016.000); break;}
761  case 'EN_CARTRIDGE' : {$pf = array( 1512.000, 1872.000); break;}
762  case 'EN_DOUBLE_LARGE_POST': {$pf = array( 1512.000, 2376.000); break;}
763  case 'EN_ROYAL' : {$pf = array( 1440.000, 1800.000); break;}
764  case 'EN_SHEET':
765  case 'EN_HALF_POST' : {$pf = array( 1404.000, 1692.000); break;}
766  case 'EN_SUPER_ROYAL' : {$pf = array( 1368.000, 1944.000); break;}
767  case 'EN_DOUBLE_POST' : {$pf = array( 1368.000, 2196.000); break;}
768  case 'EN_MEDIUM' : {$pf = array( 1260.000, 1656.000); break;}
769  case 'EN_DEMY' : {$pf = array( 1260.000, 1620.000); break;}
770  case 'EN_LARGE_POST' : {$pf = array( 1188.000, 1512.000); break;}
771  case 'EN_COPY_DRAUGHT' : {$pf = array( 1152.000, 1440.000); break;}
772  case 'EN_POST' : {$pf = array( 1116.000, 1386.000); break;}
773  case 'EN_CROWN' : {$pf = array( 1080.000, 1440.000); break;}
774  case 'EN_PINCHED_POST' : {$pf = array( 1062.000, 1332.000); break;}
775  case 'EN_BRIEF' : {$pf = array( 972.000, 1152.000); break;}
776  case 'EN_FOOLSCAP' : {$pf = array( 972.000, 1224.000); break;}
777  case 'EN_SMALL_FOOLSCAP' : {$pf = array( 954.000, 1188.000); break;}
778  case 'EN_POTT' : {$pf = array( 900.000, 1080.000); break;}
779  // - Old Imperial Belgian Sizes
780  case 'BE_GRAND_AIGLE' : {$pf = array( 1984.252, 2948.031); break;}
781  case 'BE_COLOMBIER' : {$pf = array( 1757.480, 2409.449); break;}
782  case 'BE_DOUBLE_CARRE': {$pf = array( 1757.480, 2607.874); break;}
783  case 'BE_ELEPHANT' : {$pf = array( 1746.142, 2182.677); break;}
784  case 'BE_PETIT_AIGLE' : {$pf = array( 1700.787, 2381.102); break;}
785  case 'BE_GRAND_JESUS' : {$pf = array( 1559.055, 2069.291); break;}
786  case 'BE_JESUS' : {$pf = array( 1530.709, 2069.291); break;}
787  case 'BE_RAISIN' : {$pf = array( 1417.323, 1842.520); break;}
788  case 'BE_GRAND_MEDIAN': {$pf = array( 1303.937, 1714.961); break;}
789  case 'BE_DOUBLE_POSTE': {$pf = array( 1233.071, 1601.575); break;}
790  case 'BE_COQUILLE' : {$pf = array( 1218.898, 1587.402); break;}
791  case 'BE_PETIT_MEDIAN': {$pf = array( 1176.378, 1502.362); break;}
792  case 'BE_RUCHE' : {$pf = array( 1020.472, 1303.937); break;}
793  case 'BE_PROPATRIA' : {$pf = array( 977.953, 1218.898); break;}
794  case 'BE_LYS' : {$pf = array( 898.583, 1125.354); break;}
795  case 'BE_POT' : {$pf = array( 870.236, 1088.504); break;}
796  case 'BE_ROSETTE' : {$pf = array( 765.354, 983.622); break;}
797  // - Old Imperial French Sizes
798  case 'FR_UNIVERS' : {$pf = array( 2834.646, 3685.039); break;}
799  case 'FR_DOUBLE_COLOMBIER' : {$pf = array( 2551.181, 3571.654); break;}
800  case 'FR_GRANDE_MONDE' : {$pf = array( 2551.181, 3571.654); break;}
801  case 'FR_DOUBLE_SOLEIL' : {$pf = array( 2267.717, 3401.575); break;}
802  case 'FR_DOUBLE_JESUS' : {$pf = array( 2154.331, 3174.803); break;}
803  case 'FR_GRAND_AIGLE' : {$pf = array( 2125.984, 3004.724); break;}
804  case 'FR_PETIT_AIGLE' : {$pf = array( 1984.252, 2664.567); break;}
805  case 'FR_DOUBLE_RAISIN' : {$pf = array( 1842.520, 2834.646); break;}
806  case 'FR_JOURNAL' : {$pf = array( 1842.520, 2664.567); break;}
807  case 'FR_COLOMBIER_AFFICHE': {$pf = array( 1785.827, 2551.181); break;}
808  case 'FR_DOUBLE_CAVALIER' : {$pf = array( 1757.480, 2607.874); break;}
809  case 'FR_CLOCHE' : {$pf = array( 1700.787, 2267.717); break;}
810  case 'FR_SOLEIL' : {$pf = array( 1700.787, 2267.717); break;}
811  case 'FR_DOUBLE_CARRE' : {$pf = array( 1587.402, 2551.181); break;}
812  case 'FR_DOUBLE_COQUILLE' : {$pf = array( 1587.402, 2494.488); break;}
813  case 'FR_JESUS' : {$pf = array( 1587.402, 2154.331); break;}
814  case 'FR_RAISIN' : {$pf = array( 1417.323, 1842.520); break;}
815  case 'FR_CAVALIER' : {$pf = array( 1303.937, 1757.480); break;}
816  case 'FR_DOUBLE_COURONNE' : {$pf = array( 1303.937, 2040.945); break;}
817  case 'FR_CARRE' : {$pf = array( 1275.591, 1587.402); break;}
818  case 'FR_COQUILLE' : {$pf = array( 1247.244, 1587.402); break;}
819  case 'FR_DOUBLE_TELLIERE' : {$pf = array( 1247.244, 1927.559); break;}
820  case 'FR_DOUBLE_CLOCHE' : {$pf = array( 1133.858, 1700.787); break;}
821  case 'FR_DOUBLE_POT' : {$pf = array( 1133.858, 1757.480); break;}
822  case 'FR_ECU' : {$pf = array( 1133.858, 1474.016); break;}
823  case 'FR_COURONNE' : {$pf = array( 1020.472, 1303.937); break;}
824  case 'FR_TELLIERE' : {$pf = array( 963.780, 1247.244); break;}
825  case 'FR_POT' : {$pf = array( 878.740, 1133.858); break;}
826  // DEFAULT ISO A4
827  default: {$pf = array( 595.276, 841.890); break;}
828  }
829  return $pf;
830  }
831 
847  public static function setPageBoxes($page, $type, $llx, $lly, $urx, $ury, $points=false, $k, $pagedim=array()) {
848  if (!isset($pagedim[$page])) {
849  // initialize array
850  $pagedim[$page] = array();
851  }
852  if (!in_array($type, self::$pageboxes)) {
853  return;
854  }
855  if ($points) {
856  $k = 1;
857  }
858  $pagedim[$page][$type]['llx'] = ($llx * $k);
859  $pagedim[$page][$type]['lly'] = ($lly * $k);
860  $pagedim[$page][$type]['urx'] = ($urx * $k);
861  $pagedim[$page][$type]['ury'] = ($ury * $k);
862  return $pagedim;
863  }
864 
873  public static function swapPageBoxCoordinates($page, $pagedim) {
874  foreach (self::$pageboxes as $type) {
875  // swap X and Y coordinates
876  if (isset($pagedim[$page][$type])) {
877  $tmp = $pagedim[$page][$type]['llx'];
878  $pagedim[$page][$type]['llx'] = $pagedim[$page][$type]['lly'];
879  $pagedim[$page][$type]['lly'] = $tmp;
880  $tmp = $pagedim[$page][$type]['urx'];
881  $pagedim[$page][$type]['urx'] = $pagedim[$page][$type]['ury'];
882  $pagedim[$page][$type]['ury'] = $tmp;
883  }
884  }
885  return $pagedim;
886  }
887 
894  public static function getPageLayoutMode($layout='SinglePage') {
895  switch ($layout) {
896  case 'default':
897  case 'single':
898  case 'SinglePage': {
899  $layout_mode = 'SinglePage';
900  break;
901  }
902  case 'continuous':
903  case 'OneColumn': {
904  $layout_mode = 'OneColumn';
905  break;
906  }
907  case 'two':
908  case 'TwoColumnLeft': {
909  $layout_mode = 'TwoColumnLeft';
910  break;
911  }
912  case 'TwoColumnRight': {
913  $layout_mode = 'TwoColumnRight';
914  break;
915  }
916  case 'TwoPageLeft': {
917  $layout_mode = 'TwoPageLeft';
918  break;
919  }
920  case 'TwoPageRight': {
921  $layout_mode = 'TwoPageRight';
922  break;
923  }
924  default: {
925  $layout_mode = 'SinglePage';
926  }
927  }
928  return $layout_mode;
929  }
930 
937  public static function getPageMode($mode='UseNone') {
938  switch ($mode) {
939  case 'UseNone': {
940  $page_mode = 'UseNone';
941  break;
942  }
943  case 'UseOutlines': {
944  $page_mode = 'UseOutlines';
945  break;
946  }
947  case 'UseThumbs': {
948  $page_mode = 'UseThumbs';
949  break;
950  }
951  case 'FullScreen': {
952  $page_mode = 'FullScreen';
953  break;
954  }
955  case 'UseOC': {
956  $page_mode = 'UseOC';
957  break;
958  }
959  case '': {
960  $page_mode = 'UseAttachments';
961  break;
962  }
963  default: {
964  $page_mode = 'UseNone';
965  }
966  }
967  return $page_mode;
968  }
969 
977  public static function isValidURL($url) {
978  $headers = @get_headers($url);
979  return (strpos($headers[0], '200') !== false);
980  }
981 
999  public static function removeSHY($txt='', $unicode=true) {
1000  $txt = preg_replace('/([\\xc2]{1}[\\xad]{1})/', '', $txt);
1001  if (!$unicode) {
1002  $txt = preg_replace('/([\\xad]{1})/', '', $txt);
1003  }
1004  return $txt;
1005  }
1006 
1007 
1017  public static function getBorderMode($brd, $position='start', $opencell=true) {
1018  if ((!$opencell) OR empty($brd)) {
1019  return $brd;
1020  }
1021  if ($brd == 1) {
1022  $brd = 'LTRB';
1023  }
1024  if (is_string($brd)) {
1025  // convert string to array
1026  $slen = strlen($brd);
1027  $newbrd = array();
1028  for ($i = 0; $i < $slen; ++$i) {
1029  $newbrd[$brd[$i]] = array('cap' => 'square', 'join' => 'miter');
1030  }
1031  $brd = $newbrd;
1032  }
1033  foreach ($brd as $border => $style) {
1034  switch ($position) {
1035  case 'start': {
1036  if (strpos($border, 'B') !== false) {
1037  // remove bottom line
1038  $newkey = str_replace('B', '', $border);
1039  if (strlen($newkey) > 0) {
1040  $brd[$newkey] = $style;
1041  }
1042  unset($brd[$border]);
1043  }
1044  break;
1045  }
1046  case 'middle': {
1047  if (strpos($border, 'B') !== false) {
1048  // remove bottom line
1049  $newkey = str_replace('B', '', $border);
1050  if (strlen($newkey) > 0) {
1051  $brd[$newkey] = $style;
1052  }
1053  unset($brd[$border]);
1054  $border = $newkey;
1055  }
1056  if (strpos($border, 'T') !== false) {
1057  // remove bottom line
1058  $newkey = str_replace('T', '', $border);
1059  if (strlen($newkey) > 0) {
1060  $brd[$newkey] = $style;
1061  }
1062  unset($brd[$border]);
1063  }
1064  break;
1065  }
1066  case 'end': {
1067  if (strpos($border, 'T') !== false) {
1068  // remove bottom line
1069  $newkey = str_replace('T', '', $border);
1070  if (strlen($newkey) > 0) {
1071  $brd[$newkey] = $style;
1072  }
1073  unset($brd[$border]);
1074  }
1075  break;
1076  }
1077  }
1078  }
1079  return $brd;
1080  }
1081 
1089  public static function empty_string($str) {
1090  return (is_null($str) OR (is_string($str) AND (strlen($str) == 0)));
1091  }
1092 
1100  public static function getObjFilename($name) {
1101  return tempnam(K_PATH_CACHE, $name.'_');
1102  }
1103 
1110  public static function _escape($s) {
1111  // the chr(13) substitution fixes the Bugs item #1421290.
1112  return strtr($s, array(')' => '\\)', '(' => '\\(', '\\' => '\\\\', chr(13) => '\r'));
1113  }
1114 
1122  public static function _escapeXML($str) {
1123  $replaceTable = array("\0" => '', '&' => '&amp;', '<' => '&lt;', '>' => '&gt;');
1124  $str = strtr($str, $replaceTable);
1125  return $str;
1126  }
1127 
1135  public static function objclone($object) {
1136  if (($object instanceof Imagick) AND (version_compare(phpversion('imagick'), '3.0.1') !== 1)) {
1137  // on the versions after 3.0.1 the clone() method was deprecated in favour of clone keyword
1138  return @$object->clone();
1139  }
1140  return @clone($object);
1141  }
1142 
1150  public static function sendOutputData($data, $length) {
1151  if (!isset($_SERVER['HTTP_ACCEPT_ENCODING']) OR empty($_SERVER['HTTP_ACCEPT_ENCODING'])) {
1152  // the content length may vary if the server is using compression
1153  header('Content-Length: '.$length);
1154  }
1155  echo $data;
1156  }
1157 
1166  public static function replacePageNumAliases($page, $replace, $diff=0) {
1167  foreach ($replace as $rep) {
1168  foreach ($rep[3] as $a) {
1169  if (strpos($page, $a) !== false) {
1170  $page = str_replace($a, $rep[0], $page);
1171  $diff += ($rep[2] - $rep[1]);
1172  }
1173  }
1174  }
1175  return array($page, $diff);
1176  }
1177 
1185  public static function getTimestamp($date) {
1186  if (($date[0] == 'D') AND ($date[1] == ':')) {
1187  // remove date prefix if present
1188  $date = substr($date, 2);
1189  }
1190  return strtotime($date);
1191  }
1192 
1200  public static function getFormattedDate($time) {
1201  return substr_replace(date('YmdHisO', intval($time)), '\'', (0 - 2), 0).'\'';
1202  }
1203 
1213  public static function _getULONG($str, $offset) {
1214  $v = unpack('Ni', substr($str, $offset, 4));
1215  return $v['i'];
1216  }
1217 
1227  public static function _getUSHORT($str, $offset) {
1228  $v = unpack('ni', substr($str, $offset, 2));
1229  return $v['i'];
1230  }
1231 
1241  public static function _getSHORT($str, $offset) {
1242  $v = unpack('si', substr($str, $offset, 2));
1243  return $v['i'];
1244  }
1245 
1255  public static function _getFWORD($str, $offset) {
1256  $v = self::_getUSHORT($str, $offset);
1257  if ($v > 0x7fff) {
1258  $v -= 0x10000;
1259  }
1260  return $v;
1261  }
1262 
1272  public static function _getUFWORD($str, $offset) {
1273  $v = self::_getUSHORT($str, $offset);
1274  return $v;
1275  }
1276 
1286  public static function _getFIXED($str, $offset) {
1287  // mantissa
1288  $m = self::_getFWORD($str, $offset);
1289  // fraction
1290  $f = self::_getUSHORT($str, ($offset + 2));
1291  $v = floatval(''.$m.'.'.$f.'');
1292  return $v;
1293  }
1294 
1304  public static function _getBYTE($str, $offset) {
1305  $v = unpack('Ci', substr($str, $offset, 1));
1306  return $v['i'];
1307  }
1318  public static function rfread($handle, $length) {
1319  $data = fread($handle, $length);
1320  if ($data === false) {
1321  return false;
1322  }
1323  $rest = ($length - strlen($data));
1324  if ($rest > 0) {
1325  $data .= self::rfread($handle, $rest);
1326  }
1327  return $data;
1328  }
1329 
1336  public static function _freadint($f) {
1337  $a = unpack('Ni', fread($f, 4));
1338  return $a['i'];
1339  }
1340 
1349  public static function getRandomSeed($seed='') {
1350  $seed .= microtime();
1351  if (function_exists('openssl_random_pseudo_bytes') AND (strtoupper(substr(PHP_OS, 0, 3)) !== 'WIN')) {
1352  // this is not used on windows systems because it is very slow for a know bug
1353  $seed .= openssl_random_pseudo_bytes(512);
1354  } else {
1355  for ($i = 0; $i < 23; ++$i) {
1356  $seed .= uniqid('', true);
1357  }
1358  }
1359  $seed .= uniqid('', true);
1360  $seed .= rand();
1361  $seed .= getmypid();
1362  $seed .= __FILE__;
1363  if (isset($_SERVER['REMOTE_ADDR'])) {
1364  $seed .= $_SERVER['REMOTE_ADDR'];
1365  }
1366  if (isset($_SERVER['HTTP_USER_AGENT'])) {
1367  $seed .= $_SERVER['HTTP_USER_AGENT'];
1368  }
1369  if (isset($_SERVER['HTTP_ACCEPT'])) {
1370  $seed .= $_SERVER['HTTP_ACCEPT'];
1371  }
1372  if (isset($_SERVER['HTTP_ACCEPT_ENCODING'])) {
1373  $seed .= $_SERVER['HTTP_ACCEPT_ENCODING'];
1374  }
1375  if (isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])) {
1376  $seed .= $_SERVER['HTTP_ACCEPT_LANGUAGE'];
1377  }
1378  if (isset($_SERVER['HTTP_ACCEPT_CHARSET'])) {
1379  $seed .= $_SERVER['HTTP_ACCEPT_CHARSET'];
1380  }
1381  $seed .= rand();
1382  $seed .= uniqid('', true);
1383  $seed .= microtime();
1384  return $seed;
1385  }
1386 
1394  public static function _md5_16($str) {
1395  return pack('H*', md5($str));
1396  }
1397 
1408  public static function _AES($key, $text) {
1409  // padding (RFC 2898, PKCS #5: Password-Based Cryptography Specification Version 2.0)
1410  $padding = 16 - (strlen($text) % 16);
1411  $text .= str_repeat(chr($padding), $padding);
1412  $iv = mcrypt_create_iv(mcrypt_get_iv_size(MCRYPT_RIJNDAEL_128, MCRYPT_MODE_CBC), MCRYPT_RAND);
1413  $text = mcrypt_encrypt(MCRYPT_RIJNDAEL_128, $key, $text, MCRYPT_MODE_CBC, $iv);
1414  $text = $iv.$text;
1415  return $text;
1416  }
1417 
1430  public static function _RC4($key, $text, &$last_enc_key, &$last_enc_key_c) {
1431  if (function_exists('mcrypt_decrypt') AND ($out = @mcrypt_decrypt(MCRYPT_ARCFOUR, $key, $text, MCRYPT_MODE_STREAM, ''))) {
1432  // try to use mcrypt function if exist
1433  return $out;
1434  }
1435  if ($last_enc_key != $key) {
1436  $k = str_repeat($key, ((256 / strlen($key)) + 1));
1437  $rc4 = range(0, 255);
1438  $j = 0;
1439  for ($i = 0; $i < 256; ++$i) {
1440  $t = $rc4[$i];
1441  $j = ($j + $t + ord($k[$i])) % 256;
1442  $rc4[$i] = $rc4[$j];
1443  $rc4[$j] = $t;
1444  }
1445  $last_enc_key = $key;
1446  $last_enc_key_c = $rc4;
1447  } else {
1448  $rc4 = $last_enc_key_c;
1449  }
1450  $len = strlen($text);
1451  $a = 0;
1452  $b = 0;
1453  $out = '';
1454  for ($i = 0; $i < $len; ++$i) {
1455  $a = ($a + 1) % 256;
1456  $t = $rc4[$a];
1457  $b = ($b + $t) % 256;
1458  $rc4[$a] = $rc4[$b];
1459  $rc4[$b] = $t;
1460  $k = $rc4[($rc4[$a] + $rc4[$b]) % 256];
1461  $out .= chr(ord($text[$i]) ^ $k);
1462  }
1463  return $out;
1464  }
1465 
1474  public static function getUserPermissionCode($permissions, $mode=0) {
1475  $options = array(
1476  'owner' => 2, // bit 2 -- inverted logic: cleared by default
1477  'print' => 4, // bit 3
1478  'modify' => 8, // bit 4
1479  'copy' => 16, // bit 5
1480  'annot-forms' => 32, // bit 6
1481  'fill-forms' => 256, // bit 9
1482  'extract' => 512, // bit 10
1483  'assemble' => 1024,// bit 11
1484  'print-high' => 2048 // bit 12
1485  );
1486  $protection = 2147422012; // 32 bit: (01111111 11111111 00001111 00111100)
1487  foreach ($permissions as $permission) {
1488  if (isset($options[$permission])) {
1489  if (($mode > 0) OR ($options[$permission] <= 32)) {
1490  // set only valid permissions
1491  if ($options[$permission] == 2) {
1492  // the logic for bit 2 is inverted (cleared by default)
1493  $protection += $options[$permission];
1494  } else {
1495  $protection -= $options[$permission];
1496  }
1497  }
1498  }
1499  }
1500  return $protection;
1501  }
1502 
1511  public static function convertHexStringToString($bs) {
1512  $string = ''; // string to be returned
1513  $bslength = strlen($bs);
1514  if (($bslength % 2) != 0) {
1515  // padding
1516  $bs .= '0';
1517  ++$bslength;
1518  }
1519  for ($i = 0; $i < $bslength; $i += 2) {
1520  $string .= chr(hexdec($bs[$i].$bs[($i + 1)]));
1521  }
1522  return $string;
1523  }
1524 
1533  public static function convertStringToHexString($s) {
1534  $bs = '';
1535  $chars = preg_split('//', $s, -1, PREG_SPLIT_NO_EMPTY);
1536  foreach ($chars as $c) {
1537  $bs .= sprintf('%02s', dechex(ord($c)));
1538  }
1539  return $bs;
1540  }
1541 
1550  public static function getEncPermissionsString($protection) {
1551  $binprot = sprintf('%032b', $protection);
1552  $str = chr(bindec(substr($binprot, 24, 8)));
1553  $str .= chr(bindec(substr($binprot, 16, 8)));
1554  $str .= chr(bindec(substr($binprot, 8, 8)));
1555  $str .= chr(bindec(substr($binprot, 0, 8)));
1556  return $str;
1557  }
1558 
1567  public static function encodeNameObject($name) {
1568  $escname = '';
1569  $length = strlen($name);
1570  for ($i = 0; $i < $length; ++$i) {
1571  $chr = $name[$i];
1572  if (preg_match('/[0-9a-zA-Z]/', $chr) == 1) {
1573  $escname .= $chr;
1574  } else {
1575  $escname .= sprintf('#%02X', ord($chr));
1576  }
1577  }
1578  return $escname;
1579  }
1580 
1591  public static function getAnnotOptFromJSProp($prop, &$spot_colors, $rtl=false) {
1592  if (isset($prop['aopt']) AND is_array($prop['aopt'])) {
1593  // the annotation options area lready defined
1594  return $prop['aopt'];
1595  }
1596  $opt = array(); // value to be returned
1597  // alignment: Controls how the text is laid out within the text field.
1598  if (isset($prop['alignment'])) {
1599  switch ($prop['alignment']) {
1600  case 'left': {
1601  $opt['q'] = 0;
1602  break;
1603  }
1604  case 'center': {
1605  $opt['q'] = 1;
1606  break;
1607  }
1608  case 'right': {
1609  $opt['q'] = 2;
1610  break;
1611  }
1612  default: {
1613  $opt['q'] = ($rtl)?2:0;
1614  break;
1615  }
1616  }
1617  }
1618  // lineWidth: Specifies the thickness of the border when stroking the perimeter of a field's rectangle.
1619  if (isset($prop['lineWidth'])) {
1620  $linewidth = intval($prop['lineWidth']);
1621  } else {
1622  $linewidth = 1;
1623  }
1624  // borderStyle: The border style for a field.
1625  if (isset($prop['borderStyle'])) {
1626  switch ($prop['borderStyle']) {
1627  case 'border.d':
1628  case 'dashed': {
1629  $opt['border'] = array(0, 0, $linewidth, array(3, 2));
1630  $opt['bs'] = array('w'=>$linewidth, 's'=>'D', 'd'=>array(3, 2));
1631  break;
1632  }
1633  case 'border.b':
1634  case 'beveled': {
1635  $opt['border'] = array(0, 0, $linewidth);
1636  $opt['bs'] = array('w'=>$linewidth, 's'=>'B');
1637  break;
1638  }
1639  case 'border.i':
1640  case 'inset': {
1641  $opt['border'] = array(0, 0, $linewidth);
1642  $opt['bs'] = array('w'=>$linewidth, 's'=>'I');
1643  break;
1644  }
1645  case 'border.u':
1646  case 'underline': {
1647  $opt['border'] = array(0, 0, $linewidth);
1648  $opt['bs'] = array('w'=>$linewidth, 's'=>'U');
1649  break;
1650  }
1651  case 'border.s':
1652  case 'solid': {
1653  $opt['border'] = array(0, 0, $linewidth);
1654  $opt['bs'] = array('w'=>$linewidth, 's'=>'S');
1655  break;
1656  }
1657  default: {
1658  break;
1659  }
1660  }
1661  }
1662  if (isset($prop['border']) AND is_array($prop['border'])) {
1663  $opt['border'] = $prop['border'];
1664  }
1665  if (!isset($opt['mk'])) {
1666  $opt['mk'] = array();
1667  }
1668  if (!isset($opt['mk']['if'])) {
1669  $opt['mk']['if'] = array();
1670  }
1671  $opt['mk']['if']['a'] = array(0.5, 0.5);
1672  // buttonAlignX: Controls how space is distributed from the left of the button face with respect to the icon.
1673  if (isset($prop['buttonAlignX'])) {
1674  $opt['mk']['if']['a'][0] = $prop['buttonAlignX'];
1675  }
1676  // buttonAlignY: Controls how unused space is distributed from the bottom of the button face with respect to the icon.
1677  if (isset($prop['buttonAlignY'])) {
1678  $opt['mk']['if']['a'][1] = $prop['buttonAlignY'];
1679  }
1680  // buttonFitBounds: If true, the extent to which the icon may be scaled is set to the bounds of the button field.
1681  if (isset($prop['buttonFitBounds']) AND ($prop['buttonFitBounds'] == 'true')) {
1682  $opt['mk']['if']['fb'] = true;
1683  }
1684  // buttonScaleHow: Controls how the icon is scaled (if necessary) to fit inside the button face.
1685  if (isset($prop['buttonScaleHow'])) {
1686  switch ($prop['buttonScaleHow']) {
1687  case 'scaleHow.proportional': {
1688  $opt['mk']['if']['s'] = 'P';
1689  break;
1690  }
1691  case 'scaleHow.anamorphic': {
1692  $opt['mk']['if']['s'] = 'A';
1693  break;
1694  }
1695  }
1696  }
1697  // buttonScaleWhen: Controls when an icon is scaled to fit inside the button face.
1698  if (isset($prop['buttonScaleWhen'])) {
1699  switch ($prop['buttonScaleWhen']) {
1700  case 'scaleWhen.always': {
1701  $opt['mk']['if']['sw'] = 'A';
1702  break;
1703  }
1704  case 'scaleWhen.never': {
1705  $opt['mk']['if']['sw'] = 'N';
1706  break;
1707  }
1708  case 'scaleWhen.tooBig': {
1709  $opt['mk']['if']['sw'] = 'B';
1710  break;
1711  }
1712  case 'scaleWhen.tooSmall': {
1713  $opt['mk']['if']['sw'] = 'S';
1714  break;
1715  }
1716  }
1717  }
1718  // buttonPosition: Controls how the text and the icon of the button are positioned with respect to each other within the button face.
1719  if (isset($prop['buttonPosition'])) {
1720  switch ($prop['buttonPosition']) {
1721  case 0:
1722  case 'position.textOnly': {
1723  $opt['mk']['tp'] = 0;
1724  break;
1725  }
1726  case 1:
1727  case 'position.iconOnly': {
1728  $opt['mk']['tp'] = 1;
1729  break;
1730  }
1731  case 2:
1732  case 'position.iconTextV': {
1733  $opt['mk']['tp'] = 2;
1734  break;
1735  }
1736  case 3:
1737  case 'position.textIconV': {
1738  $opt['mk']['tp'] = 3;
1739  break;
1740  }
1741  case 4:
1742  case 'position.iconTextH': {
1743  $opt['mk']['tp'] = 4;
1744  break;
1745  }
1746  case 5:
1747  case 'position.textIconH': {
1748  $opt['mk']['tp'] = 5;
1749  break;
1750  }
1751  case 6:
1752  case 'position.overlay': {
1753  $opt['mk']['tp'] = 6;
1754  break;
1755  }
1756  }
1757  }
1758  // fillColor: Specifies the background color for a field.
1759  if (isset($prop['fillColor'])) {
1760  if (is_array($prop['fillColor'])) {
1761  $opt['mk']['bg'] = $prop['fillColor'];
1762  } else {
1763  $opt['mk']['bg'] = TCPDF_COLORS::convertHTMLColorToDec($prop['fillColor'], $spot_colors);
1764  }
1765  }
1766  // strokeColor: Specifies the stroke color for a field that is used to stroke the rectangle of the field with a line as large as the line width.
1767  if (isset($prop['strokeColor'])) {
1768  if (is_array($prop['strokeColor'])) {
1769  $opt['mk']['bc'] = $prop['strokeColor'];
1770  } else {
1771  $opt['mk']['bc'] = TCPDF_COLORS::convertHTMLColorToDec($prop['strokeColor'], $spot_colors);
1772  }
1773  }
1774  // rotation: The rotation of a widget in counterclockwise increments.
1775  if (isset($prop['rotation'])) {
1776  $opt['mk']['r'] = $prop['rotation'];
1777  }
1778  // charLimit: Limits the number of characters that a user can type into a text field.
1779  if (isset($prop['charLimit'])) {
1780  $opt['maxlen'] = intval($prop['charLimit']);
1781  }
1782  if (!isset($ff)) {
1783  $ff = 0; // default value
1784  }
1785  // readonly: The read-only characteristic of a field. If a field is read-only, the user can see the field but cannot change it.
1786  if (isset($prop['readonly']) AND ($prop['readonly'] == 'true')) {
1787  $ff += 1 << 0;
1788  }
1789  // required: Specifies whether a field requires a value.
1790  if (isset($prop['required']) AND ($prop['required'] == 'true')) {
1791  $ff += 1 << 1;
1792  }
1793  // multiline: Controls how text is wrapped within the field.
1794  if (isset($prop['multiline']) AND ($prop['multiline'] == 'true')) {
1795  $ff += 1 << 12;
1796  }
1797  // password: Specifies whether the field should display asterisks when data is entered in the field.
1798  if (isset($prop['password']) AND ($prop['password'] == 'true')) {
1799  $ff += 1 << 13;
1800  }
1801  // NoToggleToOff: If set, exactly one radio button shall be selected at all times; selecting the currently selected button has no effect.
1802  if (isset($prop['NoToggleToOff']) AND ($prop['NoToggleToOff'] == 'true')) {
1803  $ff += 1 << 14;
1804  }
1805  // Radio: If set, the field is a set of radio buttons.
1806  if (isset($prop['Radio']) AND ($prop['Radio'] == 'true')) {
1807  $ff += 1 << 15;
1808  }
1809  // Pushbutton: If set, the field is a pushbutton that does not retain a permanent value.
1810  if (isset($prop['Pushbutton']) AND ($prop['Pushbutton'] == 'true')) {
1811  $ff += 1 << 16;
1812  }
1813  // Combo: If set, the field is a combo box; if clear, the field is a list box.
1814  if (isset($prop['Combo']) AND ($prop['Combo'] == 'true')) {
1815  $ff += 1 << 17;
1816  }
1817  // editable: Controls whether a combo box is editable.
1818  if (isset($prop['editable']) AND ($prop['editable'] == 'true')) {
1819  $ff += 1 << 18;
1820  }
1821  // Sort: If set, the field's option items shall be sorted alphabetically.
1822  if (isset($prop['Sort']) AND ($prop['Sort'] == 'true')) {
1823  $ff += 1 << 19;
1824  }
1825  // fileSelect: If true, sets the file-select flag in the Options tab of the text field (Field is Used for File Selection).
1826  if (isset($prop['fileSelect']) AND ($prop['fileSelect'] == 'true')) {
1827  $ff += 1 << 20;
1828  }
1829  // multipleSelection: If true, indicates that a list box allows a multiple selection of items.
1830  if (isset($prop['multipleSelection']) AND ($prop['multipleSelection'] == 'true')) {
1831  $ff += 1 << 21;
1832  }
1833  // doNotSpellCheck: If true, spell checking is not performed on this editable text field.
1834  if (isset($prop['doNotSpellCheck']) AND ($prop['doNotSpellCheck'] == 'true')) {
1835  $ff += 1 << 22;
1836  }
1837  // doNotScroll: If true, the text field does not scroll and the user, therefore, is limited by the rectangular region designed for the field.
1838  if (isset($prop['doNotScroll']) AND ($prop['doNotScroll'] == 'true')) {
1839  $ff += 1 << 23;
1840  }
1841  // comb: If set to true, the field background is drawn as series of boxes (one for each character in the value of the field) and each character of the content is drawn within those boxes. The number of boxes drawn is determined from the charLimit property. It applies only to text fields. The setter will also raise if any of the following field properties are also set multiline, password, and fileSelect. A side-effect of setting this property is that the doNotScroll property is also set.
1842  if (isset($prop['comb']) AND ($prop['comb'] == 'true')) {
1843  $ff += 1 << 24;
1844  }
1845  // radiosInUnison: If false, even if a group of radio buttons have the same name and export value, they behave in a mutually exclusive fashion, like HTML radio buttons.
1846  if (isset($prop['radiosInUnison']) AND ($prop['radiosInUnison'] == 'true')) {
1847  $ff += 1 << 25;
1848  }
1849  // richText: If true, the field allows rich text formatting.
1850  if (isset($prop['richText']) AND ($prop['richText'] == 'true')) {
1851  $ff += 1 << 25;
1852  }
1853  // commitOnSelChange: Controls whether a field value is committed after a selection change.
1854  if (isset($prop['commitOnSelChange']) AND ($prop['commitOnSelChange'] == 'true')) {
1855  $ff += 1 << 26;
1856  }
1857  $opt['ff'] = $ff;
1858  // defaultValue: The default value of a field - that is, the value that the field is set to when the form is reset.
1859  if (isset($prop['defaultValue'])) {
1860  $opt['dv'] = $prop['defaultValue'];
1861  }
1862  $f = 4; // default value for annotation flags
1863  // readonly: The read-only characteristic of a field. If a field is read-only, the user can see the field but cannot change it.
1864  if (isset($prop['readonly']) AND ($prop['readonly'] == 'true')) {
1865  $f += 1 << 6;
1866  }
1867  // display: Controls whether the field is hidden or visible on screen and in print.
1868  if (isset($prop['display'])) {
1869  if ($prop['display'] == 'display.visible') {
1870  //
1871  } elseif ($prop['display'] == 'display.hidden') {
1872  $f += 1 << 1;
1873  } elseif ($prop['display'] == 'display.noPrint') {
1874  $f -= 1 << 2;
1875  } elseif ($prop['display'] == 'display.noView') {
1876  $f += 1 << 5;
1877  }
1878  }
1879  $opt['f'] = $f;
1880  // currentValueIndices: Reads and writes single or multiple values of a list box or combo box.
1881  if (isset($prop['currentValueIndices']) AND is_array($prop['currentValueIndices'])) {
1882  $opt['i'] = $prop['currentValueIndices'];
1883  }
1884  // value: The value of the field data that the user has entered.
1885  if (isset($prop['value'])) {
1886  if (is_array($prop['value'])) {
1887  $opt['opt'] = array();
1888  foreach ($prop['value'] AS $key => $optval) {
1889  // exportValues: An array of strings representing the export values for the field.
1890  if (isset($prop['exportValues'][$key])) {
1891  $opt['opt'][$key] = array($prop['exportValues'][$key], $prop['value'][$key]);
1892  } else {
1893  $opt['opt'][$key] = $prop['value'][$key];
1894  }
1895  }
1896  } else {
1897  $opt['v'] = $prop['value'];
1898  }
1899  }
1900  // richValue: This property specifies the text contents and formatting of a rich text field.
1901  if (isset($prop['richValue'])) {
1902  $opt['rv'] = $prop['richValue'];
1903  }
1904  // submitName: If nonempty, used during form submission instead of name. Only applicable if submitting in HTML format (that is, URL-encoded).
1905  if (isset($prop['submitName'])) {
1906  $opt['tm'] = $prop['submitName'];
1907  }
1908  // name: Fully qualified field name.
1909  if (isset($prop['name'])) {
1910  $opt['t'] = $prop['name'];
1911  }
1912  // userName: The user name (short description string) of the field.
1913  if (isset($prop['userName'])) {
1914  $opt['tu'] = $prop['userName'];
1915  }
1916  // highlight: Defines how a button reacts when a user clicks it.
1917  if (isset($prop['highlight'])) {
1918  switch ($prop['highlight']) {
1919  case 'none':
1920  case 'highlight.n': {
1921  $opt['h'] = 'N';
1922  break;
1923  }
1924  case 'invert':
1925  case 'highlight.i': {
1926  $opt['h'] = 'i';
1927  break;
1928  }
1929  case 'push':
1930  case 'highlight.p': {
1931  $opt['h'] = 'P';
1932  break;
1933  }
1934  case 'outline':
1935  case 'highlight.o': {
1936  $opt['h'] = 'O';
1937  break;
1938  }
1939  }
1940  }
1941  // Unsupported options:
1942  // - calcOrderIndex: Changes the calculation order of fields in the document.
1943  // - delay: Delays the redrawing of a field's appearance.
1944  // - defaultStyle: This property defines the default style attributes for the form field.
1945  // - style: Allows the user to set the glyph style of a check box or radio button.
1946  // - textColor, textFont, textSize
1947  return $opt;
1948  }
1949 
1957  public static function formatPageNumber($num) {
1958  return number_format((float)$num, 0, '', '.');
1959  }
1960 
1969  public static function formatTOCPageNumber($num) {
1970  return number_format((float)$num, 0, '', '.');
1971  }
1972 
1981  public static function extractCSSproperties($cssdata) {
1982  if (empty($cssdata)) {
1983  return array();
1984  }
1985  // remove comments
1986  $cssdata = preg_replace('/\/\*[^\*]*\*\//', '', $cssdata);
1987  // remove newlines and multiple spaces
1988  $cssdata = preg_replace('/[\s]+/', ' ', $cssdata);
1989  // remove some spaces
1990  $cssdata = preg_replace('/[\s]*([;:\{\}]{1})[\s]*/', '\\1', $cssdata);
1991  // remove empty blocks
1992  $cssdata = preg_replace('/([^\}\{]+)\{\}/', '', $cssdata);
1993  // replace media type parenthesis
1994  $cssdata = preg_replace('/@media[\s]+([^\{]*)\{/i', '@media \\1§', $cssdata);
1995  $cssdata = preg_replace('/\}\}/si', '}§', $cssdata);
1996  // trim string
1997  $cssdata = trim($cssdata);
1998  // find media blocks (all, braille, embossed, handheld, print, projection, screen, speech, tty, tv)
1999  $cssblocks = array();
2000  $matches = array();
2001  if (preg_match_all('/@media[\s]+([^\§]*)§([^§]*)§/i', $cssdata, $matches) > 0) {
2002  foreach ($matches[1] as $key => $type) {
2003  $cssblocks[$type] = $matches[2][$key];
2004  }
2005  // remove media blocks
2006  $cssdata = preg_replace('/@media[\s]+([^\§]*)§([^§]*)§/i', '', $cssdata);
2007  }
2008  // keep 'all' and 'print' media, other media types are discarded
2009  if (isset($cssblocks['all']) AND !empty($cssblocks['all'])) {
2010  $cssdata .= $cssblocks['all'];
2011  }
2012  if (isset($cssblocks['print']) AND !empty($cssblocks['print'])) {
2013  $cssdata .= $cssblocks['print'];
2014  }
2015  // reset css blocks array
2016  $cssblocks = array();
2017  $matches = array();
2018  // explode css data string into array
2019  if (substr($cssdata, -1) == '}') {
2020  // remove last parethesis
2021  $cssdata = substr($cssdata, 0, -1);
2022  }
2023  $matches = explode('}', $cssdata);
2024  foreach ($matches as $key => $block) {
2025  // index 0 contains the CSS selector, index 1 contains CSS properties
2026  $cssblocks[$key] = explode('{', $block);
2027  if (!isset($cssblocks[$key][1])) {
2028  // remove empty definitions
2029  unset($cssblocks[$key]);
2030  }
2031  }
2032  // split groups of selectors (comma-separated list of selectors)
2033  foreach ($cssblocks as $key => $block) {
2034  if (strpos($block[0], ',') > 0) {
2035  $selectors = explode(',', $block[0]);
2036  foreach ($selectors as $sel) {
2037  $cssblocks[] = array(0 => trim($sel), 1 => $block[1]);
2038  }
2039  unset($cssblocks[$key]);
2040  }
2041  }
2042  // covert array to selector => properties
2043  $cssdata = array();
2044  foreach ($cssblocks as $block) {
2045  $selector = $block[0];
2046  // calculate selector's specificity
2047  $matches = array();
2048  $a = 0; // the declaration is not from is a 'style' attribute
2049  $b = intval(preg_match_all('/[\#]/', $selector, $matches)); // number of ID attributes
2050  $c = intval(preg_match_all('/[\[\.]/', $selector, $matches)); // number of other attributes
2051  $c += intval(preg_match_all('/[\:]link|visited|hover|active|focus|target|lang|enabled|disabled|checked|indeterminate|root|nth|first|last|only|empty|contains|not/i', $selector, $matches)); // number of pseudo-classes
2052  $d = intval(preg_match_all('/[>\+\~\s]{1}[a-zA-Z0-9]+/', ' '.$selector, $matches)); // number of element names
2053  $d += intval(preg_match_all('/[\:][\:]/', $selector, $matches)); // number of pseudo-elements
2054  $specificity = $a.$b.$c.$d;
2055  // add specificity to the beginning of the selector
2056  $cssdata[$specificity.' '.$selector] = $block[1];
2057  }
2058  // sort selectors alphabetically to account for specificity
2059  ksort($cssdata, SORT_STRING);
2060  // return array
2061  return $cssdata;
2062  }
2063 
2077  public static function fixHTMLCode($html, $default_css='', $tagvs='', $tidy_options='', &$tagvspaces) {
2078  // configure parameters for HTML Tidy
2079  if ($tidy_options === '') {
2080  $tidy_options = array (
2081  'clean' => 1,
2082  'drop-empty-paras' => 0,
2083  'drop-proprietary-attributes' => 1,
2084  'fix-backslash' => 1,
2085  'hide-comments' => 1,
2086  'join-styles' => 1,
2087  'lower-literals' => 1,
2088  'merge-divs' => 1,
2089  'merge-spans' => 1,
2090  'output-xhtml' => 1,
2091  'word-2000' => 1,
2092  'wrap' => 0,
2093  'output-bom' => 0,
2094  //'char-encoding' => 'utf8',
2095  //'input-encoding' => 'utf8',
2096  //'output-encoding' => 'utf8'
2097  );
2098  }
2099  // clean up the HTML code
2100  $tidy = tidy_parse_string($html, $tidy_options);
2101  // fix the HTML
2102  $tidy->cleanRepair();
2103  // get the CSS part
2104  $tidy_head = tidy_get_head($tidy);
2105  $css = $tidy_head->value;
2106  $css = preg_replace('/<style([^>]+)>/ims', '<style>', $css);
2107  $css = preg_replace('/<\/style>(.*)<style>/ims', "\n", $css);
2108  $css = str_replace('/*<![CDATA[*/', '', $css);
2109  $css = str_replace('/*]]>*/', '', $css);
2110  preg_match('/<style>(.*)<\/style>/ims', $css, $matches);
2111  if (isset($matches[1])) {
2112  $css = strtolower($matches[1]);
2113  } else {
2114  $css = '';
2115  }
2116  // include default css
2117  $css = '<style>'.$default_css.$css.'</style>';
2118  // get the body part
2119  $tidy_body = tidy_get_body($tidy);
2120  $html = $tidy_body->value;
2121  // fix some self-closing tags
2122  $html = str_replace('<br>', '<br />', $html);
2123  // remove some empty tag blocks
2124  $html = preg_replace('/<div([^>]*)><\/div>/', '', $html);
2125  $html = preg_replace('/<p([^>]*)><\/p>/', '', $html);
2126  if ($tagvs !== '') {
2127  // set vertical space for some XHTML tags
2128  $tagvspaces = $tagvs;
2129  }
2130  // return the cleaned XHTML code + CSS
2131  return $css.$html;
2132  }
2133 
2143  public static function isValidCSSSelectorForTag($dom, $key, $selector) {
2144  $valid = false; // value to be returned
2145  $tag = $dom[$key]['value'];
2146  $class = array();
2147  if (isset($dom[$key]['attribute']['class']) AND !empty($dom[$key]['attribute']['class'])) {
2148  $class = explode(' ', strtolower($dom[$key]['attribute']['class']));
2149  }
2150  $id = '';
2151  if (isset($dom[$key]['attribute']['id']) AND !empty($dom[$key]['attribute']['id'])) {
2152  $id = strtolower($dom[$key]['attribute']['id']);
2153  }
2154  $selector = preg_replace('/([>\+\~\s]{1})([\.]{1})([^>\+\~\s]*)/si', '\\1*.\\3', $selector);
2155  $matches = array();
2156  if (preg_match_all('/([>\+\~\s]{1})([a-zA-Z0-9\*]+)([^>\+\~\s]*)/si', $selector, $matches, PREG_PATTERN_ORDER | PREG_OFFSET_CAPTURE) > 0) {
2157  $parentop = array_pop($matches[1]);
2158  $operator = $parentop[0];
2159  $offset = $parentop[1];
2160  $lasttag = array_pop($matches[2]);
2161  $lasttag = strtolower(trim($lasttag[0]));
2162  if (($lasttag == '*') OR ($lasttag == $tag)) {
2163  // the last element on selector is our tag or 'any tag'
2164  $attrib = array_pop($matches[3]);
2165  $attrib = strtolower(trim($attrib[0]));
2166  if (!empty($attrib)) {
2167  // check if matches class, id, attribute, pseudo-class or pseudo-element
2168  switch ($attrib{0}) {
2169  case '.': { // class
2170  if (in_array(substr($attrib, 1), $class)) {
2171  $valid = true;
2172  }
2173  break;
2174  }
2175  case '#': { // ID
2176  if (substr($attrib, 1) == $id) {
2177  $valid = true;
2178  }
2179  break;
2180  }
2181  case '[': { // attribute
2182  $attrmatch = array();
2183  if (preg_match('/\[([a-zA-Z0-9]*)[\s]*([\~\^\$\*\|\=]*)[\s]*["]?([^"\]]*)["]?\]/i', $attrib, $attrmatch) > 0) {
2184  $att = strtolower($attrmatch[1]);
2185  $val = $attrmatch[3];
2186  if (isset($dom[$key]['attribute'][$att])) {
2187  switch ($attrmatch[2]) {
2188  case '=': {
2189  if ($dom[$key]['attribute'][$att] == $val) {
2190  $valid = true;
2191  }
2192  break;
2193  }
2194  case '~=': {
2195  if (in_array($val, explode(' ', $dom[$key]['attribute'][$att]))) {
2196  $valid = true;
2197  }
2198  break;
2199  }
2200  case '^=': {
2201  if ($val == substr($dom[$key]['attribute'][$att], 0, strlen($val))) {
2202  $valid = true;
2203  }
2204  break;
2205  }
2206  case '$=': {
2207  if ($val == substr($dom[$key]['attribute'][$att], -strlen($val))) {
2208  $valid = true;
2209  }
2210  break;
2211  }
2212  case '*=': {
2213  if (strpos($dom[$key]['attribute'][$att], $val) !== false) {
2214  $valid = true;
2215  }
2216  break;
2217  }
2218  case '|=': {
2219  if ($dom[$key]['attribute'][$att] == $val) {
2220  $valid = true;
2221  } elseif (preg_match('/'.$val.'[\-]{1}/i', $dom[$key]['attribute'][$att]) > 0) {
2222  $valid = true;
2223  }
2224  break;
2225  }
2226  default: {
2227  $valid = true;
2228  }
2229  }
2230  }
2231  }
2232  break;
2233  }
2234  case ':': { // pseudo-class or pseudo-element
2235  if ($attrib{1} == ':') { // pseudo-element
2236  // pseudo-elements are not supported!
2237  // (::first-line, ::first-letter, ::before, ::after)
2238  } else { // pseudo-class
2239  // pseudo-classes are not supported!
2240  // (:root, :nth-child(n), :nth-last-child(n), :nth-of-type(n), :nth-last-of-type(n), :first-child, :last-child, :first-of-type, :last-of-type, :only-child, :only-of-type, :empty, :link, :visited, :active, :hover, :focus, :target, :lang(fr), :enabled, :disabled, :checked)
2241  }
2242  break;
2243  }
2244  } // end of switch
2245  } else {
2246  $valid = true;
2247  }
2248  if ($valid AND ($offset > 0)) {
2249  $valid = false;
2250  // check remaining selector part
2251  $selector = substr($selector, 0, $offset);
2252  switch ($operator) {
2253  case ' ': { // descendant of an element
2254  while ($dom[$key]['parent'] > 0) {
2255  if (self::isValidCSSSelectorForTag($dom, $dom[$key]['parent'], $selector)) {
2256  $valid = true;
2257  break;
2258  } else {
2259  $key = $dom[$key]['parent'];
2260  }
2261  }
2262  break;
2263  }
2264  case '>': { // child of an element
2265  $valid = self::isValidCSSSelectorForTag($dom, $dom[$key]['parent'], $selector);
2266  break;
2267  }
2268  case '+': { // immediately preceded by an element
2269  for ($i = ($key - 1); $i > $dom[$key]['parent']; --$i) {
2270  if ($dom[$i]['tag'] AND $dom[$i]['opening']) {
2271  $valid = self::isValidCSSSelectorForTag($dom, $i, $selector);
2272  break;
2273  }
2274  }
2275  break;
2276  }
2277  case '~': { // preceded by an element
2278  for ($i = ($key - 1); $i > $dom[$key]['parent']; --$i) {
2279  if ($dom[$i]['tag'] AND $dom[$i]['opening']) {
2280  if (self::isValidCSSSelectorForTag($dom, $i, $selector)) {
2281  break;
2282  }
2283  }
2284  }
2285  break;
2286  }
2287  }
2288  }
2289  }
2290  }
2291  return $valid;
2292  }
2293 
2303  public static function getCSSdataArray($dom, $key, $css) {
2304  $cssarray = array(); // style to be returned
2305  // get parent CSS selectors
2306  $selectors = array();
2307  if (isset($dom[($dom[$key]['parent'])]['csssel'])) {
2308  $selectors = $dom[($dom[$key]['parent'])]['csssel'];
2309  }
2310  // get all styles that apply
2311  foreach($css as $selector => $style) {
2312  $pos = strpos($selector, ' ');
2313  // get specificity
2314  $specificity = substr($selector, 0, $pos);
2315  // remove specificity
2316  $selector = substr($selector, $pos);
2317  // check if this selector apply to current tag
2318  if (self::isValidCSSSelectorForTag($dom, $key, $selector)) {
2319  if (!in_array($selector, $selectors)) {
2320  // add style if not already added on parent selector
2321  $cssarray[] = array('k' => $selector, 's' => $specificity, 'c' => $style);
2322  $selectors[] = $selector;
2323  }
2324  }
2325  }
2326  if (isset($dom[$key]['attribute']['style'])) {
2327  // attach inline style (latest properties have high priority)
2328  $cssarray[] = array('k' => '', 's' => '1000', 'c' => $dom[$key]['attribute']['style']);
2329  }
2330  // order the css array to account for specificity
2331  $cssordered = array();
2332  foreach ($cssarray as $key => $val) {
2333  $skey = sprintf('%04d', $key);
2334  $cssordered[$val['s'].'_'.$skey] = $val;
2335  }
2336  // sort selectors alphabetically to account for specificity
2337  ksort($cssordered, SORT_STRING);
2338  return array($selectors, $cssordered);
2339  }
2340 
2348  public static function getTagStyleFromCSSarray($css) {
2349  $tagstyle = ''; // value to be returned
2350  foreach ($css as $style) {
2351  // split single css commands
2352  $csscmds = explode(';', $style['c']);
2353  foreach ($csscmds as $cmd) {
2354  if (!empty($cmd)) {
2355  $pos = strpos($cmd, ':');
2356  if ($pos !== false) {
2357  $cmd = substr($cmd, 0, ($pos + 1));
2358  if (strpos($tagstyle, $cmd) !== false) {
2359  // remove duplicate commands (last commands have high priority)
2360  $tagstyle = preg_replace('/'.$cmd.'[^;]+/i', '', $tagstyle);
2361  }
2362  }
2363  }
2364  }
2365  $tagstyle .= ';'.$style['c'];
2366  }
2367  // remove multiple semicolons
2368  $tagstyle = preg_replace('/[;]+/', ';', $tagstyle);
2369  return $tagstyle;
2370  }
2371 
2379  public static function intToRoman($number) {
2380  $roman = '';
2381  while ($number >= 1000) {
2382  $roman .= 'M';
2383  $number -= 1000;
2384  }
2385  while ($number >= 900) {
2386  $roman .= 'CM';
2387  $number -= 900;
2388  }
2389  while ($number >= 500) {
2390  $roman .= 'D';
2391  $number -= 500;
2392  }
2393  while ($number >= 400) {
2394  $roman .= 'CD';
2395  $number -= 400;
2396  }
2397  while ($number >= 100) {
2398  $roman .= 'C';
2399  $number -= 100;
2400  }
2401  while ($number >= 90) {
2402  $roman .= 'XC';
2403  $number -= 90;
2404  }
2405  while ($number >= 50) {
2406  $roman .= 'L';
2407  $number -= 50;
2408  }
2409  while ($number >= 40) {
2410  $roman .= 'XL';
2411  $number -= 40;
2412  }
2413  while ($number >= 10) {
2414  $roman .= 'X';
2415  $number -= 10;
2416  }
2417  while ($number >= 9) {
2418  $roman .= 'IX';
2419  $number -= 9;
2420  }
2421  while ($number >= 5) {
2422  $roman .= 'V';
2423  $number -= 5;
2424  }
2425  while ($number >= 4) {
2426  $roman .= 'IV';
2427  $number -= 4;
2428  }
2429  while ($number >= 1) {
2430  $roman .= 'I';
2431  --$number;
2432  }
2433  return $roman;
2434  }
2435 
2445  public static function revstrpos($haystack, $needle, $offset = 0) {
2446  $length = strlen($haystack);
2447  $offset = ($offset > 0)?($length - $offset):abs($offset);
2448  $pos = strpos(strrev($haystack), strrev($needle), $offset);
2449  return ($pos === false)?false:($length - $pos - strlen($needle));
2450  }
2451 
2459  public static function serializeTCPDFtagParameters($pararray) {
2460  return urlencode(serialize($pararray));
2461  }
2462 
2471  public static function getHyphenPatternsFromTEX($file) {
2472  // TEX patterns are available at:
2473  // http://www.ctan.org/tex-archive/language/hyph-utf8/tex/generic/hyph-utf8/patterns/
2474  $data = file_get_contents($file);
2475  $patterns = array();
2476  // remove comments
2477  $data = preg_replace('/\%[^\n]*/', '', $data);
2478  // extract the patterns part
2479  preg_match('/\\\\patterns\{([^\}]*)\}/i', $data, $matches);
2480  $data = trim(substr($matches[0], 10, -1));
2481  // extract each pattern
2482  $patterns_array = preg_split('/[\s]+/', $data);
2483  // create new language array of patterns
2484  $patterns = array();
2485  foreach($patterns_array as $val) {
2486  if (!TCPDF_STATIC::empty_string($val)) {
2487  $val = trim($val);
2488  $val = str_replace('\'', '\\\'', $val);
2489  $key = preg_replace('/[0-9]+/', '', $val);
2490  $patterns[$key] = $val;
2491  }
2492  }
2493  return $patterns;
2494  }
2495 
2517  public static function getPathPaintOperator($style, $default='S') {
2518  $op = '';
2519  switch($style) {
2520  case 'S':
2521  case 'D': {
2522  $op = 'S';
2523  break;
2524  }
2525  case 's':
2526  case 'd': {
2527  $op = 's';
2528  break;
2529  }
2530  case 'f':
2531  case 'F': {
2532  $op = 'f';
2533  break;
2534  }
2535  case 'f*':
2536  case 'F*': {
2537  $op = 'f*';
2538  break;
2539  }
2540  case 'B':
2541  case 'FD':
2542  case 'DF': {
2543  $op = 'B';
2544  break;
2545  }
2546  case 'B*':
2547  case 'F*D':
2548  case 'DF*': {
2549  $op = 'B*';
2550  break;
2551  }
2552  case 'b':
2553  case 'fd':
2554  case 'df': {
2555  $op = 'b';
2556  break;
2557  }
2558  case 'b*':
2559  case 'f*d':
2560  case 'df*': {
2561  $op = 'b*';
2562  break;
2563  }
2564  case 'CNZ': {
2565  $op = 'W n';
2566  break;
2567  }
2568  case 'CEO': {
2569  $op = 'W* n';
2570  break;
2571  }
2572  case 'n': {
2573  $op = 'n';
2574  break;
2575  }
2576  default: {
2577  if (!empty($default)) {
2578  $op = self::getPathPaintOperator($default, '');
2579  } else {
2580  $op = '';
2581  }
2582  }
2583  }
2584  return $op;
2585  }
2586 
2596  public static function getTransformationMatrixProduct($ta, $tb) {
2597  $tm = array();
2598  $tm[0] = ($ta[0] * $tb[0]) + ($ta[2] * $tb[1]);
2599  $tm[1] = ($ta[1] * $tb[0]) + ($ta[3] * $tb[1]);
2600  $tm[2] = ($ta[0] * $tb[2]) + ($ta[2] * $tb[3]);
2601  $tm[3] = ($ta[1] * $tb[2]) + ($ta[3] * $tb[3]);
2602  $tm[4] = ($ta[0] * $tb[4]) + ($ta[2] * $tb[5]) + $ta[4];
2603  $tm[5] = ($ta[1] * $tb[4]) + ($ta[3] * $tb[5]) + $ta[5];
2604  return $tm;
2605  }
2606 
2615  public static function getSVGTransformMatrix($attribute) {
2616  // identity matrix
2617  $tm = array(1, 0, 0, 1, 0, 0);
2618  $transform = array();
2619  if (preg_match_all('/(matrix|translate|scale|rotate|skewX|skewY)[\s]*\(([^\)]+)\)/si', $attribute, $transform, PREG_SET_ORDER) > 0) {
2620  foreach ($transform as $key => $data) {
2621  if (!empty($data[2])) {
2622  $a = 1;
2623  $b = 0;
2624  $c = 0;
2625  $d = 1;
2626  $e = 0;
2627  $f = 0;
2628  $regs = array();
2629  switch ($data[1]) {
2630  case 'matrix': {
2631  if (preg_match('/([a-z0-9\-\.]+)[\,\s]+([a-z0-9\-\.]+)[\,\s]+([a-z0-9\-\.]+)[\,\s]+([a-z0-9\-\.]+)[\,\s]+([a-z0-9\-\.]+)[\,\s]+([a-z0-9\-\.]+)/si', $data[2], $regs)) {
2632  $a = $regs[1];
2633  $b = $regs[2];
2634  $c = $regs[3];
2635  $d = $regs[4];
2636  $e = $regs[5];
2637  $f = $regs[6];
2638  }
2639  break;
2640  }
2641  case 'translate': {
2642  if (preg_match('/([a-z0-9\-\.]+)[\,\s]+([a-z0-9\-\.]+)/si', $data[2], $regs)) {
2643  $e = $regs[1];
2644  $f = $regs[2];
2645  } elseif (preg_match('/([a-z0-9\-\.]+)/si', $data[2], $regs)) {
2646  $e = $regs[1];
2647  }
2648  break;
2649  }
2650  case 'scale': {
2651  if (preg_match('/([a-z0-9\-\.]+)[\,\s]+([a-z0-9\-\.]+)/si', $data[2], $regs)) {
2652  $a = $regs[1];
2653  $d = $regs[2];
2654  } elseif (preg_match('/([a-z0-9\-\.]+)/si', $data[2], $regs)) {
2655  $a = $regs[1];
2656  $d = $a;
2657  }
2658  break;
2659  }
2660  case 'rotate': {
2661  if (preg_match('/([0-9\-\.]+)[\,\s]+([a-z0-9\-\.]+)[\,\s]+([a-z0-9\-\.]+)/si', $data[2], $regs)) {
2662  $ang = deg2rad($regs[1]);
2663  $x = $regs[2];
2664  $y = $regs[3];
2665  $a = cos($ang);
2666  $b = sin($ang);
2667  $c = -$b;
2668  $d = $a;
2669  $e = ($x * (1 - $a)) - ($y * $c);
2670  $f = ($y * (1 - $d)) - ($x * $b);
2671  } elseif (preg_match('/([0-9\-\.]+)/si', $data[2], $regs)) {
2672  $ang = deg2rad($regs[1]);
2673  $a = cos($ang);
2674  $b = sin($ang);
2675  $c = -$b;
2676  $d = $a;
2677  $e = 0;
2678  $f = 0;
2679  }
2680  break;
2681  }
2682  case 'skewX': {
2683  if (preg_match('/([0-9\-\.]+)/si', $data[2], $regs)) {
2684  $c = tan(deg2rad($regs[1]));
2685  }
2686  break;
2687  }
2688  case 'skewY': {
2689  if (preg_match('/([0-9\-\.]+)/si', $data[2], $regs)) {
2690  $b = tan(deg2rad($regs[1]));
2691  }
2692  break;
2693  }
2694  }
2695  $tm = self::getTransformationMatrixProduct($tm, array($a, $b, $c, $d, $e, $f));
2696  }
2697  }
2698  }
2699  return $tm;
2700  }
2701 
2712  public static function getVectorsAngle($x1, $y1, $x2, $y2) {
2713  $dprod = ($x1 * $x2) + ($y1 * $y2);
2714  $dist1 = sqrt(($x1 * $x1) + ($y1 * $y1));
2715  $dist2 = sqrt(($x2 * $x2) + ($y2 * $y2));
2716  $angle = acos($dprod / ($dist1 * $dist2));
2717  if (is_nan($angle)) {
2718  $angle = M_PI;
2719  }
2720  if ((($x1 * $y2) - ($x2 * $y1)) < 0) {
2721  $angle *= -1;
2722  }
2723  return $angle;
2724  }
2725 
2726 } // END OF TCPDF_STATIC CLASS
2727 
2728 //============================================================+
2729 // END OF FILE
2730 //============================================================+