devedit.pl

   1 #!C:/Programme/Perl/bin/perl.exe -w
   2
   3 #
   4 # Dev-Editor 2.0 (CVS)
   5 #
   6 # Dev-Editor's main program
   7 #
   8 # Author:        Patrick Canterino <patshaping@gmx.net>
   9 # Last modified: 2004-04-25
  10 #
  11
  12 use strict;
  13 use CGI::Carp qw(fatalsToBrowser);
  14
  15 use vars qw($VERSION);
  16 use lib 'modules';
  17
  18 use CGI;
  19 use Config::DevEdit;
  20 use File::UseList;
  21
  22 use Command;
  23 use Output;
  24 use Tool;
  25
  26 $VERSION = '2.0 (CVS)';
  27
  28 use constant CONFIGFILE => 'devedit.dat';
  29
  30 # Read the configuration file
  31
  32 my $config = read_config(CONFIGFILE);
  33 error_template($config->{'templates'}->{'error'}); # Yes, I'm lazy...
  34
  35 # Read the most important form data
  36
  37 my $cgi = new CGI;
  38
  39 my $command = $cgi->param('command') || 'show';
  40 my $file    = $cgi->param('file')    || '/';
  41 my $curdir  = $cgi->param('curdir')  || '';
  42 my $newfile = $cgi->param('newfile') || '';
  43
  44 # Create physical and virtual path for the new file
  45 # This section has to be optimized - ugh!
  46
  47 my $new_physical = '';
  48 my $new_virtual  = '';
  49
  50 if($newfile ne '')
  51 {
  52  $curdir  = upper_path($file) if($curdir eq '');
  53  my $path = clean_path($curdir.$newfile);
  54
  55  # Extract file and directory name...
  56
  57  my $file = file_name($path);
  58  my $dir  = upper_path($path);
  59
  60  # ... check if the directory exists ...
  61
  62  unless(-d clean_path($config->{'fileroot'}."/".$dir))
  63  {
  64   abort($config->{'errors'}->{'dir_not_exist'});
  65  }
  66
  67  # ... and check if the path is above the root directory
  68
  69  unless(($new_physical,$new_virtual) = check_path($config->{'fileroot'},$dir))
  70  {
  71   abort($config->{'errors'}->{'create_ar'});
  72  }
  73
  74  # Create the physical and the virtual path
  75
  76  $new_physical = File::Spec->canonpath($new_physical."/".$file);
  77  $new_virtual .= $file;
  78 }
  79
  80 # This check has to be performed first, or abs_path() will be confused
  81
  82 if(-e clean_path($config->{'fileroot'}."/".$file))
  83 {
  84  if(my ($physical,$virtual) = check_path($config->{'fileroot'},$file))
  85  {
  86   # Create a File::UseList object and load the list
  87
  88   my $uselist = new File::UseList(listfile => $config->{'uselist_file'},
  89                                   lockfile => $config->{'lock_file'},
  90                                   timeout  => $config->{'lock_timeout'});
  91
  92   $uselist->lock or abort($config->{'errors'}->{'lock_failed'},{USELIST => $config->{'uselist_file'}, LOCK_FILE => $config->{'lock_file'}});
  93   $uselist->load;
  94
  95   # Create a hash with data submitted by user
  96   # (some other necessary information will also be included)
  97
  98   my %data = (physical     => $physical,
  99               virtual      => $virtual,
 100               new_physical => $new_physical,
 101               new_virtual  => $new_virtual,
 102               uselist      => $uselist,
 103               cgi          => $cgi,
 104               version      => $VERSION,
 105               configfile   => CONFIGFILE);
 106
 107   my $output = exec_command($command,\%data,$config); # Execute the command...
 108
 109   $uselist->unlock; # ... unlock the list with files in use...
 110   print $$output;   # ... and print the output of the command
 111  }
 112  else
 113  {
 114   abort($config->{'errors'}->{'above_root'});
 115  }
 116 }
 117 else
 118 {
 119  abort($config->{'errors'}->{'not_exist'});
 120 }
 121
 122 #
 123 ### End ###