tools/picture-upload.pl

   1 #!/usr/bin/perl
   2 #
   3 #
   4 # This file is part of Koha.
   5 #
   6 # Koha is free software; you can redistribute it and/or modify it
   7 # under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation; either version 3 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # Koha is distributed in the hope that it will be useful, but
  12 # WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14 # GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License
  17 # along with Koha; if not, see <http://www.gnu.org/licenses>.
  18 #
  19 #
  20 #
  21
  22 use Modern::Perl;
  23
  24 use File::Temp;
  25 use File::Copy;
  26 use CGI qw ( -utf8 );
  27 use GD;
  28 use C4::Context;
  29 use C4::Auth;
  30 use C4::Output;
  31 use C4::Members;
  32 use C4::Debug;
  33
  34 use Koha::Patrons;
  35 use Koha::Patron::Images;
  36 use Koha::Token;
  37
  38 my $input = new CGI;
  39
  40 my ($template, $loggedinuser, $cookie)
  41     = get_template_and_user({template_name => "tools/picture-upload.tt",
  42                                         query => $input,
  43                                         type => "intranet",
  44                                         authnotrequired => 0,
  45                                         flagsrequired => { tools => 'batch_upload_patron_images'},
  46                                         debug => 0,
  47                                         });
  48
  49 our $filetype      = $input->param('filetype') || '';
  50 my $cardnumber     = $input->param('cardnumber');
  51 our $uploadfilename = $input->param('uploadfile') || '';
  52 my $uploadfile     = $input->upload('uploadfile');
  53 my $borrowernumber = $input->param('borrowernumber');
  54 my $op             = $input->param('op') || '';
  55
  56 #FIXME: This code is really in the rough. The variables need to be re-scoped as the two subs depend on global vars to operate.
  57 #       Other parts of this code could be optimized as well, I think. Perhaps the file upload could be done with YUI's upload
  58 #       coded. -fbcit
  59
  60 $debug and warn "Params are: filetype=$filetype, cardnumber=$cardnumber, borrowernumber=$borrowernumber, uploadfile=$uploadfilename";
  61
  62 =head1 NAME
  63
  64 picture-upload.pl - Script for handling uploading of both single and bulk patronimages and importing them into the database.
  65
  66 =head1 SYNOPSIS
  67
  68 picture-upload.pl
  69
  70 =head1 DESCRIPTION
  71
  72 This script is called and presents the user with an interface allowing him/her to upload a single patron image or bulk patron images via a zip file.
  73 Files greater than 100K will be refused. Images should be 140x200 pixels. If they are larger they will be auto-resized to comply.
  74
  75 =cut
  76
  77 $debug and warn "Operation requested: $op";
  78
  79 my ( $total, $handled, $tempfile, $tfh );
  80 our @counts = ();
  81 our %errors = ();
  82
  83 # Case is important in these operational values as the template must use case to be visually pleasing!
  84 if ( ( $op eq 'Upload' ) && $uploadfile ) {
  85
  86     output_and_exit( $input, $cookie, $template, 'wrong_csrf_token' )
  87         unless Koha::Token->new->check_csrf({
  88             session_id => scalar $input->cookie('CGISESSID'),
  89             token  => scalar $input->param('csrf_token'),
  90         });
  91
  92     my $dirname = File::Temp::tempdir( CLEANUP => 1 );
  93     $debug and warn "dirname = $dirname";
  94     my $filesuffix;
  95     if ( $uploadfilename =~ m/(\..+)$/i ) {
  96         $filesuffix = $1;
  97     }
  98     ( $tfh, $tempfile ) =
  99       File::Temp::tempfile( SUFFIX => $filesuffix, UNLINK => 1 );
 100     $debug and warn "tempfile = $tempfile";
 101     my ( @directories, $results );
 102
 103     $errors{'NOTZIP'} = 1
 104       if ( $uploadfilename !~ /\.zip$/i && $filetype =~ m/zip/i );
 105     $errors{'NOWRITETEMP'} = 1 unless ( -w $dirname );
 106     $errors{'EMPTYUPLOAD'} = 1 unless ( length($uploadfile) > 0 );
 107
 108     if (%errors) {
 109         $template->param( ERRORS => [ \%errors ] );
 110         output_html_with_http_headers $input, $cookie, $template->output;
 111         exit;
 112     }
 113     while (<$uploadfile>) {
 114         print $tfh $_;
 115     }
 116     close $tfh;
 117     if ( $filetype eq 'zip' ) {
 118         qx/unzip $tempfile -d $dirname/;
 119         my $exit_code = $?;
 120         unless ( $exit_code == 0 ) {
 121             $errors{'UZIPFAIL'} = $uploadfilename;
 122             $template->param( ERRORS => [ \%errors ] );
 123             # This error is fatal to the import, so bail out here
 124             output_html_with_http_headers $input, $cookie, $template->output;
 125             exit;
 126         }
 127         push @directories, "$dirname";
 128         foreach my $recursive_dir (@directories) {
 129             opendir RECDIR, $recursive_dir;
 130             while ( my $entry = readdir RECDIR ) {
 131                 push @directories, "$recursive_dir/$entry"
 132                   if ( -d "$recursive_dir/$entry" and $entry !~ /^\./ );
 133                 $debug and warn "$recursive_dir/$entry";
 134             }
 135             closedir RECDIR;
 136         }
 137         foreach my $dir (@directories) {
 138             $results = handle_dir( $dir, $filesuffix, $template );
 139             $handled++ if $results == 1;
 140         }
 141         $total = scalar @directories;
 142     }
 143     else {
 144         #if ($filetype eq 'zip' )
 145         $results = handle_dir( $dirname, $filesuffix, $template, $cardnumber,
 146             $tempfile );
 147         $handled++ if $results == 1;
 148         $total   = 1;
 149     }
 150
 151     if ( $results!=1 || %errors ) {
 152         $template->param( ERRORS => [$results] );
 153     }
 154     else {
 155         my $filecount;
 156         map { $filecount += $_->{count} } @counts;
 157         $debug and warn "Total directories processed: $total";
 158         $debug and warn "Total files processed: $filecount";
 159         $template->param(
 160             TOTAL   => $total,
 161             HANDLED => $handled,
 162             COUNTS  => \@counts,
 163             TCOUNTS => ( $filecount > 0 ? $filecount : undef ),
 164         );
 165         $template->param( borrowernumber => $borrowernumber )
 166           if $borrowernumber;
 167     }
 168 }
 169 elsif ( ( $op eq 'Upload' ) && !$uploadfile ) {
 170     warn "Problem uploading file or no file uploaded.";
 171     $template->param( cardnumber => $cardnumber );
 172     $template->param( filetype   => $filetype );
 173 }
 174 elsif ( $op eq 'Delete' ) {
 175     output_and_exit( $input, $cookie, $template, 'wrong_csrf_token' )
 176         unless Koha::Token->new->check_csrf({
 177             session_id => scalar $input->cookie('CGISESSID'),
 178             token  => scalar $input->param('csrf_token'),
 179         });
 180
 181     my $deleted = eval {
 182         Koha::Patron::Images->find( $borrowernumber )->delete;
 183     };
 184     if ( $@ or not $deleted ) {
 185         warn "Image for patron '$borrowernumber' has not been deleted";
 186     }
 187 }
 188 if ( $borrowernumber && !%errors && !$template->param('ERRORS') ) {
 189     print $input->redirect(
 190         "/cgi-bin/koha/members/moremember.pl?borrowernumber=$borrowernumber");
 191 }
 192 else {
 193     $template->param(
 194         csrf_token => Koha::Token->new->generate_csrf({
 195             session_id => scalar $input->cookie('CGISESSID'),
 196         }),
 197     );
 198     output_html_with_http_headers $input, $cookie, $template->output;
 199 }
 200
 201 sub handle_dir {
 202     my ( $dir, $suffix, $template, $cardnumber, $source ) = @_;
 203     my ( %counts, %direrrors );
 204     $debug and warn "Entering sub handle_dir; passed \$dir=$dir, \$suffix=$suffix";
 205     if ( $suffix =~ m/zip/i ) {
 206         # If we were sent a zip file, process any included data/idlink.txt files
 207         my ( $file, $filename );
 208         undef $cardnumber;
 209         $debug and warn "Passed a zip file.";
 210         opendir DIR, $dir;
 211         while ( my $filename = readdir DIR ) {
 212             $file = "$dir/$filename"
 213               if ( $filename =~ m/datalink\.txt/i
 214                 || $filename =~ m/idlink\.txt/i );
 215         }
 216         unless ( open( FILE, $file ) ) {
 217             warn "Opening $dir/$file failed!";
 218             $direrrors{'OPNLINK'} = $file;
 219             # This error is fatal to the import of this directory contents
 220             # so bail and return the error to the caller
 221             return \%direrrors;
 222         }
 223
 224         while ( my $line = <FILE> ) {
 225             $debug and warn "Reading contents of $file";
 226             chomp $line;
 227             $debug and warn "Examining line: $line";
 228             my $delim = ( $line =~ /\t/ ) ? "\t" : ( $line =~ /,/ ) ? "," : "";
 229             $debug and warn "Delimeter is \'$delim\'";
 230             unless ( $delim eq "," || $delim eq "\t" ) {
 231                 warn "Unrecognized or missing field delimeter. Please verify that you are using either a ',' or a 'tab'";
 232                 $direrrors{'DELERR'} = 1;
 233                 # This error is fatal to the import of this directory contents
 234                 # so bail and return the error to the caller
 235                 return \%direrrors;
 236             }
 237             ( $cardnumber, $filename ) = split $delim, $line;
 238             $cardnumber =~ s/[\"\r\n]//g; # remove offensive characters
 239             $filename   =~ s/[\"\r\n\s]//g;
 240             $debug and warn "Cardnumber: $cardnumber Filename: $filename";
 241             $source = "$dir/$filename";
 242             %counts = handle_file( $cardnumber, $source, $template, %counts );
 243         }
 244         close FILE;
 245         closedir DIR;
 246     }
 247     else {
 248         %counts = handle_file( $cardnumber, $source, $template, %counts );
 249     }
 250     push @counts, \%counts;
 251     return 1;
 252 }
 253
 254 sub handle_file {
 255     my ( $cardnumber, $source, $template, %count ) = @_;
 256     $debug and warn "Entering sub handle_file; passed \$cardnumber=$cardnumber, \$source=$source";
 257     $count{filenames} = ()      if !$count{filenames};
 258     $count{source}    = $source if !$count{source};
 259     $count{count}     = 0       unless exists $count{count};
 260     my %filerrors;
 261     my $filename;
 262     if ( $filetype eq 'image' ) {
 263         $filename = $uploadfilename;
 264     }
 265     else {
 266         $filename = $1 if ( $source && $source =~ /\/([^\/]+)$/ );
 267     }
 268     if ( $cardnumber && $source ) {
 269         # Now process any imagefiles
 270         $debug and warn "Source: $source";
 271         my $size = ( stat($source) )[7];
 272         if ( $size > 550000 ) {
 273             # This check is necessary even with image resizing to avoid possible security/performance issues...
 274             $filerrors{'OVRSIZ'} = 1;
 275             push my @filerrors, \%filerrors;
 276             push @{ $count{filenames} },
 277               {
 278                 filerrors  => \@filerrors,
 279                 source     => $filename,
 280                 cardnumber => $cardnumber
 281               };
 282             $template->param( ERRORS => 1 );
 283             # this one is fatal so bail here...
 284             return %count;
 285         }
 286         my ( $srcimage, $image );
 287         if ( open( IMG, "$source" ) ) {
 288             $srcimage = GD::Image->new(*IMG);
 289             close(IMG);
 290             if ( defined $srcimage ) {
 291                 my $imgfile;
 292                 my $mimetype = 'image/png';
 293                 # GD autodetects three basic image formats: PNG, JPEG, XPM
 294                 # we will convert all to PNG which is lossless...
 295                 # Check the pixel size of the image we are about to import...
 296                 my ( $width, $height ) = $srcimage->getBounds();
 297                 $debug and warn "$filename is $width pix X $height pix.";
 298                 if ( $width > 200 || $height > 300 ) {
 299                     # MAX pixel dims are 200 X 300...
 300                     $debug and warn "$filename exceeds the maximum pixel dimensions of 200 X 300. Resizing...";
 301                     # Percent we will reduce the image dimensions by...
 302                     my $percent_reduce;
 303                     if ( $width > 200 ) {
 304                         # If the width is oversize, scale based on width overage...
 305                         $percent_reduce = sprintf( "%.5f", ( 140 / $width ) );
 306                     }
 307                     else {
 308                         # otherwise scale based on height overage.
 309                         $percent_reduce = sprintf( "%.5f", ( 200 / $height ) );
 310                     }
 311                     my $width_reduce =
 312                       sprintf( "%.0f", ( $width * $percent_reduce ) );
 313                     my $height_reduce =
 314                       sprintf( "%.0f", ( $height * $percent_reduce ) );
 315                     $debug
 316                       and warn "Reducing $filename by "
 317                       . ( $percent_reduce * 100 )
 318                       . "\% or to $width_reduce pix X $height_reduce pix";
 319                     #'1' creates true color image...
 320                     $image = GD::Image->new( $width_reduce, $height_reduce, 1 );
 321                     $image->copyResampled( $srcimage, 0, 0, 0, 0, $width_reduce,
 322                         $height_reduce, $width, $height );
 323                     $imgfile = $image->png();
 324                     $debug
 325                       and warn "$filename is "
 326                       . length($imgfile)
 327                       . " bytes after resizing.";
 328                     undef $image;
 329                     undef $srcimage; # This object can get big...
 330                 }
 331                 else {
 332                     $image   = $srcimage;
 333                     $imgfile = $image->png();
 334                     $debug
 335                       and warn "$filename is " . length($imgfile) . " bytes.";
 336                     undef $image;
 337                     undef $srcimage; # This object can get big...
 338                 }
 339                 $debug and warn "Image is of mimetype $mimetype";
 340                 my $dberror;
 341                 if ($mimetype) {
 342                     my $patron = Koha::Patrons->find({ cardnumber => $cardnumber });
 343                     if ( $patron ) {
 344                         my $image = $patron->image;
 345                         $image ||= Koha::Patron::Image->new({ borrowernumber => $patron->borrowernumber });
 346                         $image->set({
 347                             mimetype => $mimetype,
 348                             imagefile => $imgfile,
 349                         });
 350                         eval { $image->store };
 351                         if ( $@ ) {
 352                             # Errors from here on are fatal only to the import of a particular image
 353                             #so don't bail, just note the error and keep going
 354                             warn "Database returned error: $@";
 355                             $filerrors{'DBERR'} = 1;
 356                             push my @filerrors, \%filerrors;
 357                             push @{ $count{filenames} },
 358                               {
 359                                 filerrors  => \@filerrors,
 360                                 source     => $filename,
 361                                 cardnumber => $cardnumber
 362                               };
 363                             $template->param( ERRORS => 1 );
 364                         } else {
 365                             $count{count}++;
 366                             push @{ $count{filenames} },
 367                               { source => $filename, cardnumber => $cardnumber };
 368                         }
 369                     } else {
 370                         warn "Patron with the cardnumber '$cardnumber' does not exist";
 371                         $filerrors{'CARDNUMBER_DOES_NOT_EXIST'} = 1;
 372                         push my @filerrors, \%filerrors;
 373                         push @{ $count{filenames} },
 374                           {
 375                             filerrors  => \@filerrors,
 376                             source     => $filename,
 377                             cardnumber => $cardnumber
 378                           };
 379                         $template->param( ERRORS => 1 );
 380                     }
 381                 }
 382                 else {
 383                     warn "Unable to determine mime type of $filename. Please verify mimetype.";
 384                     $filerrors{'MIMERR'} = 1;
 385                     push my @filerrors, \%filerrors;
 386                     push @{ $count{filenames} },
 387                       {
 388                         filerrors  => \@filerrors,
 389                         source     => $filename,
 390                         cardnumber => $cardnumber
 391                       };
 392                     $template->param( ERRORS => 1 );
 393                 }
 394             }
 395             else {
 396                 warn "Contents of $filename corrupted!";
 397                 #$count{count}--;
 398                 $filerrors{'CORERR'} = 1;
 399                 push my @filerrors, \%filerrors;
 400                 push @{ $count{filenames} },
 401                   {
 402                     filerrors  => \@filerrors,
 403                     source     => $filename,
 404                     cardnumber => $cardnumber
 405                   };
 406                 $template->param( ERRORS => 1 );
 407             }
 408         }
 409         else {
 410             warn "Opening $source failed!";
 411             $filerrors{'OPNERR'} = 1;
 412             push my @filerrors, \%filerrors;
 413             push @{ $count{filenames} },
 414               {
 415                 filerrors  => \@filerrors,
 416                 source     => $filename,
 417                 cardnumber => $cardnumber
 418               };
 419             $template->param( ERRORS => 1 );
 420         }
 421     }
 422     else {
 423         # The need for this seems a bit unlikely, however, to maximize error trapping it is included
 424         warn "Missing "
 425           . (
 426             $cardnumber
 427             ? "filename"
 428             : ( $filename ? "cardnumber" : "cardnumber and filename" )
 429           );
 430         $filerrors{'CRDFIL'} = (
 431             $cardnumber
 432             ? "filename"
 433             : ( $filename ? "cardnumber" : "cardnumber and filename" )
 434         );
 435         push my @filerrors, \%filerrors;
 436         push @{ $count{filenames} },
 437           {
 438             filerrors  => \@filerrors,
 439             source     => $filename,
 440             cardnumber => $cardnumber
 441           };
 442         $template->param( ERRORS => 1 );
 443     }
 444     return (%count);
 445 }
 446
 447 =head1 AUTHORS
 448
 449 Original contributor(s) undocumented
 450
 451 Database storage, single patronimage upload option, and extensive error trapping contributed by Chris Nighswonger cnighswonger <at> foundations <dot> edu
 452 Image scaling/resizing contributed by the same.
 453
 454 =cut