C4/Creators/PDF.pm

   1 package C4::Creators::PDF;
   2
   3 # Copyright 2009 Foundations Bible College.
   4 #
   5 # This file is part of Koha.
   6 #
   7 # Koha is free software; you can redistribute it and/or modify it under the
   8 # terms of the GNU General Public License as published by the Free Software
   9 # Foundation; either version 2 of the License, or (at your option) any later
  10 # version.
  11 #
  12 # Koha is distributed in the hope that it will be useful, but WITHOUT ANY
  13 # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
  14 # A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License along
  17 # with Koha; if not, write to the Free Software Foundation, Inc.,
  18 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19
  20 use strict;
  21 use warnings;
  22 use PDF::Reuse;
  23 use PDF::Reuse::Barcode;
  24 use File::Temp;
  25 use List::Util qw/first/;
  26
  27 BEGIN {
  28     use version; our $VERSION = qv('3.07.00.049');
  29 }
  30
  31 sub _InitVars {
  32     my $self = shift;
  33     my $param = shift;
  34     prInitVars($param);
  35 }
  36
  37 sub new {
  38     my $invocant = shift;
  39     my $type = ref($invocant) || $invocant;
  40     my %opts = @_;
  41     my $self = {};
  42     _InitVars() if ($opts{InitVars} == 0);
  43     _InitVars($opts{InitVars}) if ($opts{InitVars} > 0);
  44     delete($opts{InitVars});
  45     prDocDir($opts{'DocDir'}) if $opts{'DocDir'};
  46     delete($opts{'DocDir'});
  47
  48     my $fh = File::Temp->new( UNLINK => 0, SUFFIX => '.pdf' );
  49     $opts{Name} = $self->{filename} = "$fh"; # filename
  50     close $fh; # we need just filename
  51
  52     prFile(\%opts);
  53     bless ($self, $type);
  54     return $self;
  55 }
  56
  57 sub End {
  58     my $self = shift;
  59
  60     prEnd();
  61
  62     # slurp temporary filename and print it out for plack to pick up
  63     local $/ = undef;
  64     open(my $fh, '<', $self->{filename}) || die "$self->{filename}: $!";
  65     print <$fh>;
  66     close $fh;
  67     unlink $self->{filename};
  68 }
  69
  70 sub Add {
  71     my $self = shift;
  72     my $string = shift;
  73     prAdd($string);
  74 }
  75
  76 sub Bookmark {
  77     my $self = shift;
  78     my $reference = shift;
  79     prBookmark($reference);
  80 }
  81
  82 sub Compress {
  83     my $self = shift;
  84     my $directive = shift;
  85     prCompress($directive);
  86 }
  87
  88 sub Doc {
  89     my $self = shift;
  90     my %params = @_;
  91     prDoc(%params);
  92 }
  93
  94 sub DocForm {
  95     my $self = shift;
  96     my %params = @_;
  97     return prDocForm(%params);
  98 }
  99
 100 sub Extract {
 101     my $self = shift;
 102     my ($pdfFile, $pageNo, $oldInternalName) = @_;
 103     return prExtract($pdfFile, $pageNo, $oldInternalName);
 104 }
 105
 106 sub Field {
 107     my $self = shift;
 108     my ($fieldName, $value) = @_;
 109     prField($fieldName, $value);
 110 }
 111
 112 sub Font {
 113     my $self = shift;
 114     my $fontName = shift;
 115
 116     my $ttf = C4::Context->config('ttf');
 117
 118     if ( $ttf ) {
 119         my $ttf_path = first { $_->{type} eq $fontName } @{ $ttf->{font} };
 120         if ( -e $ttf_path->{content} ) {
 121             return prTTFont($ttf_path->{content});
 122         } else {
 123             warn "ERROR in koha-conf.xml -- missing <font type=\"$fontName\">/path/to/font.ttf</font>";
 124         }
 125     }
 126     return prFont($fontName);
 127 }
 128
 129 sub FontSize {
 130     my $self = shift;
 131     my $size = shift;
 132     return prFontSize($size);
 133 }
 134
 135 sub Form {
 136     my $self = shift;
 137     my %params = @_;
 138     return prForm(%params);
 139 }
 140
 141 sub GetLogBuffer {
 142     my $self = shift;
 143     return prGetLogBuffer();
 144 }
 145
 146 sub GraphState {
 147     my $self = shift;
 148     my $string = shift;
 149     prGraphState($string);
 150 }
 151
 152 sub Image {
 153     my $self = shift;
 154     my %params = @_;
 155     return prImage(%params);
 156 }
 157
 158 sub Init {
 159     my $self = shift;
 160     my ($string, $duplicateCode) = @_;
 161     prInit($string, $duplicateCode);
 162 }
 163
 164 sub AltJpeg {
 165     my $self = shift;
 166     my ($imageData, $width, $height, $imageFormat, $altImageData, $altImageWidth, $altImageHeight, $altImageFormat) = @_;
 167     return prAltJpeg($imageData, $width, $height, $imageFormat, $altImageData, $altImageWidth, $altImageHeight, $altImageFormat);
 168 }
 169
 170 sub Jpeg {
 171     my $self = shift;
 172     my ($imageData, $width, $height, $imageFormat) = @_;
 173     return prJpegBlob($imageData, $width, $height, $imageFormat);
 174 }
 175
 176 # FIXME: This magick foo is an absolute hack until the maintainer of PDF::Reuse releases the next version which will include these features
 177
 178 sub prAltJpeg
 179 {  my ($iData, $iWidth, $iHeight, $iFormat,$aiData, $aiWidth, $aiHeight, $aiFormat) = @_;
 180    my ($namnet, $utrad);
 181    if (! $PDF::Reuse::pos)                    # If no output is active, it is no use to continue
 182    {   return;
 183    }
 184    prJpegBlob($aiData, $aiWidth, $aiHeight, $aiFormat);
 185    my $altObjNr = $PDF::Reuse::objNr;
 186    $PDF::Reuse::imageNr++;
 187    $namnet = 'Ig' . $PDF::Reuse::imageNr;
 188    $PDF::Reuse::objNr++;
 189    $PDF::Reuse::objekt[$PDF::Reuse::objNr] = $PDF::Reuse::pos;
 190    $utrad = "$PDF::Reuse::objNr 0 obj\n" .
 191             "[ << /Image $altObjNr 0 R\n" .
 192             "/DefaultForPrinting true\n" .
 193             ">>\n" .
 194             "]\n" .
 195             "endobj\n";
 196    $PDF::Reuse::pos += syswrite *PDF::Reuse::UTFIL, $utrad;
 197    if ($PDF::Reuse::runfil)
 198    {  $PDF::Reuse::log .= "Jpeg~AltImage\n";
 199    }
 200    $PDF::Reuse::objRef{$namnet} = $PDF::Reuse::objNr;
 201    $namnet = prJpegBlob($iData, $iWidth, $iHeight, $iFormat, $PDF::Reuse::objNr);
 202    if (! $PDF::Reuse::pos)
 203    {  errLog("No output file, you have to call prFile first");
 204    }
 205    return $namnet;
 206 }
 207
 208 sub prJpegBlob
 209 {  my ($iData, $iWidth, $iHeight, $iFormat, $altArrayObjNr) = @_;
 210    my ($iLangd, $namnet, $utrad);
 211    if (! $PDF::Reuse::pos)                    # If no output is active, it is no use to continue
 212    {   return;
 213    }
 214    my $checkidOld = $PDF::Reuse::checkId;
 215    if (!$iFormat)
 216    {   my ($iFile, $checkId) = findGet($iData, $checkidOld);
 217        if ($iFile)
 218        {  $iLangd = (stat($iFile))[7];
 219           $PDF::Reuse::imageNr++;
 220           $namnet = 'Ig' . $PDF::Reuse::imageNr;
 221           $PDF::Reuse::objNr++;
 222           $PDF::Reuse::objekt[$PDF::Reuse::objNr] = $PDF::Reuse::pos;
 223           open (my $fh, '<', "$iFile") || errLog("Couldn't open $iFile, $!, aborts");
 224           binmode $fh;
 225           my $iStream;
 226           sysread $fh, $iStream, $iLangd;
 227           $utrad = "$PDF::Reuse::objNr 0 obj\n<</Type/XObject/Subtype/Image/Name/$namnet" .
 228                     "/Width $iWidth /Height $iHeight /BitsPerComponent 8 " .
 229                     ($altArrayObjNr ? "/Alternates $altArrayObjNr 0 R " : "") .
 230                     "/Filter/DCTDecode/ColorSpace/DeviceRGB"
 231                     . "/Length $iLangd >>stream\n$iStream\nendstream\nendobj\n";
 232           close $fh;
 233           $PDF::Reuse::pos += syswrite $PDF::Reuse::UTFIL, $utrad;
 234           if ($PDF::Reuse::runfil)
 235           {  $PDF::Reuse::log .= "Cid~$PDF::Reuse::checkId\n";
 236              $PDF::Reuse::log .= "Jpeg~$iFile~$iWidth~$iHeight\n";
 237           }
 238           $PDF::Reuse::objRef{$namnet} = $PDF::Reuse::objNr;
 239        }
 240        undef $checkId;
 241    }
 242    elsif ($iFormat == 1)
 243    {  my $iBlob = $iData;
 244       $iLangd = length($iBlob);
 245       $PDF::Reuse::imageNr++;
 246       $namnet = 'Ig' . $PDF::Reuse::imageNr;
 247       $PDF::Reuse::objNr++;
 248       $PDF::Reuse::objekt[$PDF::Reuse::objNr] = $PDF::Reuse::pos;
 249       $utrad = "$PDF::Reuse::objNr 0 obj\n<</Type/XObject/Subtype/Image/Name/$namnet" .
 250                 "/Width $iWidth /Height $iHeight /BitsPerComponent 8 " .
 251                 ($altArrayObjNr ? "/Alternates $altArrayObjNr 0 R " : "") .
 252                 "/Filter/DCTDecode/ColorSpace/DeviceRGB"
 253                 . "/Length $iLangd >>stream\n$iBlob\nendstream\nendobj\n";
 254       $PDF::Reuse::pos += syswrite *PDF::Reuse::UTFIL, $utrad;
 255       if ($PDF::Reuse::runfil)
 256       {  $PDF::Reuse::log .= "Jpeg~Blob~$iWidth~$iHeight\n";
 257       }
 258       $PDF::Reuse::objRef{$namnet} = $PDF::Reuse::objNr;
 259    }
 260    if (! $PDF::Reuse::pos)
 261    {  errLog("No output file, you have to call prFile first");
 262    }
 263    return $namnet;
 264 }
 265
 266 sub Js {
 267     my $self = shift;
 268     my $string_or_fileName = shift;
 269     prJs($string_or_fileName);
 270 }
 271
 272 sub Link {
 273     my $self = shift;
 274     my %params = @_;
 275     prLink(%params);
 276 }
 277
 278 sub Log {
 279     my $self = shift;
 280     my $string = shift;
 281     prLog($string);
 282 }
 283
 284 sub LogDir {
 285     my $self = shift;
 286     my $directory = shift;
 287     prLogDir($directory);
 288 }
 289
 290 sub Mbox {
 291     my $self = shift;
 292     my ($lowerLeftX, $lowerLeftY, $upperRightX, $upperRightY) = @_;
 293     prMbox($lowerLeftX, $lowerLeftY, $upperRightX, $upperRightY);
 294 }
 295
 296 sub Page {
 297     my $self = shift;
 298     my $noLog = shift;
 299     prPage($noLog);
 300 }
 301
 302 sub SinglePage {
 303     my $self = shift;
 304     my ($file, $pageNumber) = @_;
 305     return prSinglePage($file, $pageNumber);
 306 }
 307
 308 sub StrWidth {
 309     my $self = shift;
 310     my ($string, $font, $fontSize) = @_;
 311
 312     # replace font code with path to TTF font file if need be
 313     my $ttf = C4::Context->config('ttf');
 314     if ( $ttf ) {
 315         my $ttf_path = first { $_->{type} eq $font } @{ $ttf->{font} };
 316         if ( -e $ttf_path->{content} ) {
 317             $font = $ttf_path->{content};
 318         } else {
 319             warn "ERROR in koha-conf.xml -- missing <font type=\"$font\">/path/to/font.ttf</font>";
 320         }
 321     }
 322
 323     return prStrWidth($string, $font, $fontSize);
 324 }
 325
 326 sub Text {
 327     my $self = shift;
 328     my ($x, $y, $string, $align, $rotation) = @_;
 329     return prText($x, $y, $string, $align, $rotation);
 330 }
 331
 332 sub TTFont {
 333     my $self = shift;
 334     my $path = shift;
 335     return prTTFont($path);
 336 }
 337
 338 sub Code128 {
 339     my $self = shift;
 340     my %opts = @_;
 341     PDF::Reuse::Barcode::Code128(%opts);
 342 }
 343
 344 sub Code39 {
 345     my $self = shift;
 346     my %opts = @_;
 347     PDF::Reuse::Barcode::Code39(%opts);
 348 }
 349
 350 sub COOP2of5 {
 351     my $self = shift;
 352     my %opts = @_;
 353     PDF::Reuse::Barcode::COOP2of5(%opts);
 354 }
 355
 356 sub EAN13 {
 357     my $self = shift;
 358     my %opts = @_;
 359     PDF::Reuse::Barcode::EAN13(%opts);
 360 }
 361
 362 sub EAN8 {
 363     my $self = shift;
 364     my %opts = @_;
 365     PDF::Reuse::Barcode::EAN8(%opts);
 366 }
 367
 368 sub IATA2of5 {
 369     my $self = shift;
 370     my %opts = @_;
 371     PDF::Reuse::Barcode::IATA2of5(%opts);
 372 }
 373
 374 sub Industrial2of5 {
 375     my $self = shift;
 376     my %opts = @_;
 377     PDF::Reuse::Barcode::Industrial2of5(%opts);
 378 }
 379
 380 sub ITF {
 381     my $self = shift;
 382     my %opts = @_;
 383     PDF::Reuse::Barcode::ITF(%opts);
 384 }
 385
 386 sub Matrix2of5 {
 387     my $self = shift;
 388     my %opts = @_;
 389     PDF::Reuse::Barcode::Matrix2of5(%opts);
 390 }
 391
 392 sub NW7 {
 393     my $self = shift;
 394     my %opts = @_;
 395     PDF::Reuse::Barcode::NW7(%opts);
 396 }
 397
 398 sub UPCA {
 399     my $self = shift;
 400     my %opts = @_;
 401     PDF::Reuse::Barcode::UPCA(%opts);
 402 }
 403
 404 sub UPCE {
 405     my $self = shift;
 406     my %opts = @_;
 407     PDF::Reuse::Barcode::UPCE(%opts);
 408 }
 409
 410 1;
 411 __END__
 412
 413
 414 =head1 NAME
 415
 416 C4::Creators::PDF -   A class wrapper for PDF::Reuse and PDF::Reuse::Barcode to allow usage as a psuedo-object. For usage see
 417                     PDF::Reuse documentation and C4::Creators::PDF code.
 418
 419 =cut
 420
 421 =head1 AUTHOR
 422
 423 Chris Nighswonger <cnighswonger AT foundations DOT edu>
 424
 425 =cut