edithelp.pl

   1 #!/usr/bin/perl
   2
   3 # Copyright 2007 Liblime Ltd
   4 #
   5 # This file is part of Koha.
   6 #
   7 # Koha is free software; you can redistribute it and/or modify it
   8 # under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 3 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # Koha is distributed in the hope that it will be useful, but
  13 # WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License
  18 # along with Koha; if not, see <http://www.gnu.org/licenses>.
  19
  20 use Modern::Perl;
  21 use C4::Output;
  22 use C4::Templates;
  23 use C4::Auth;
  24 use CGI qw ( -utf8 );
  25
  26 use vars qw($debug);
  27
  28 BEGIN {
  29         $debug = $ENV{DEBUG} || 0;
  30 }
  31
  32 our $input = new CGI;
  33
  34 my $type    = $input->param('type') || '';
  35 my $referer = $input->param('referer') || '';
  36 my $oldreferer = $referer;
  37 my $help    = $input->param('help') || '';
  38 # strip any DOS-newlines that TinyMCE may have sneaked in
  39 $help =~ s/\r//g;
  40 my $error;
  41
  42 my ( $template, $loggedinuser, $cookie ) = get_template_and_user(
  43     {
  44         template_name   => "help/edithelp.tt",
  45         query           => $input,
  46         type            => "intranet",
  47         authnotrequired => 0,
  48         flagsrequired   => {
  49             catalogue        => 1,
  50             circulate        => 1,
  51             parameters       => 1,
  52             borrowers        => 1,
  53             permissions      => 1,
  54             reserveforothers => 1,
  55             reserveforself   => 1,
  56             editcatalogue    => 1,
  57             updatecharges    => 1,
  58         },
  59         debug => 1,
  60     }
  61 );
  62
  63 sub _get_filepath ($;$) {
  64     my $referer = shift;
  65     $referer =~ /koha\/(.*)\.pl/;
  66     my $file = $1;
  67     $file =~ s/[^0-9a-zA-Z_\-\/]*//g;
  68     my $from = "help/$file.tt";
  69     my $htdocs = C4::Context->config('intrahtdocs');
  70     my ($theme, $lang, $availablethemes) = C4::Templates::themelanguage( $htdocs, $from, "intranet", $input );
  71         $debug and print STDERR "help filepath: $htdocs/$theme/$lang/modules/$from";
  72         return "$htdocs/$theme/$lang/modules/$from";
  73 }
  74
  75 $type = 'create' if $type eq 'addnew';
  76 if ( $type eq 'create' || $type eq 'save' ) {
  77         my $file = _get_filepath($referer);
  78     open my $fh, ">:encoding(utf-8)", $file;
  79     if ( $fh ) {
  80         # file is open write to it
  81         print $fh
  82             " [% INCLUDE 'help-top.inc' %]\n",
  83                     $type eq 'create' ? "<div class=\"main\">\n$help\n</div>" : $help,
  84             "\n[% INCLUDE 'help-bottom.inc' %]\n";
  85         close $fh;
  86                 print $input->redirect("/cgi-bin/koha/help.pl?url=$oldreferer");
  87     }
  88     else {
  89         $error = "Cannot write file: '$file'";
  90     }
  91 }
  92 elsif ( $type eq 'modify' ) {
  93     # open file load data, kill include calls, pass data to the template
  94         my $file = _get_filepath($referer, 1);  # 2nd argument triggers themelanguage call
  95         if (! -r $file) {
  96                 $error = "Cannot read file: '$file'.";
  97         } else {
  98                 (-w $file) or $error =
  99                         "WARNING: You will not be able to save, because your webserver cannot write to '$file'. Contact your admin about help file permissions.";
 100         open (my $fh, '<:encoding(utf-8)', $file) or die "Cannot read file '$file'";    # unlikely death, since we just checked
 101         my $help = '';
 102         while ( <$fh> ) {
 103             $help .= /\[% INCLUDE .* %\](.*)$/ ? $1 : $_;
 104         }
 105         close $fh;
 106         $template->param( 'help' => $help );
 107                 $type = 'save';
 108         }
 109 }
 110
 111 $template->param(
 112     'referer' => $referer,
 113     'type'    => $type,
 114 );
 115 ($error) and $template->param('error' => $error);
 116 output_html_with_http_headers $input, "", $template->output;