devedit.pl

   1 #!C:/Programme/Perl/bin/perl.exe -w
   2
   3 #
   4 # Dev-Editor 2.0
   5 #
   6 # Dev-Editor's main program
   7 #
   8 # Author:        Patrick Canterino <patshaping@gmx.net>
   9 # Last modified: 2004-10-04
  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';
  27
  28 # Path to configuration file
  29 # Change if necessary!
  30
  31 use constant CONFIGFILE => 'devedit.dat';
  32
  33 # Read the configuration file
  34
  35 my $config = read_config(CONFIGFILE);
  36 error_template($config->{'templates'}->{'error'}); # Yes, I'm lazy...
  37
  38 # Read the most important form data
  39
  40 my $cgi = new CGI;
  41
  42 my $command = $cgi->param('command') || 'show';
  43 my $file    = $cgi->param('file')    || '/';
  44 my $curdir  = $cgi->param('curdir')  || '';
  45 my $newfile = $cgi->param('newfile') || '';
  46
  47 # Create physical and virtual path for the new file
  48 # This section has to be optimized - ugh!
  49
  50 my $new_physical = '';
  51 my $new_virtual  = '';
  52
  53 if($newfile ne '' && $newfile !~ /^\s+$/)
  54 {
  55  $curdir  = upper_path($file) if($curdir eq '');
  56  my $path = clean_path($curdir.$newfile);
  57
  58  # Extract file and directory name...
  59
  60  my $file = file_name($path);
  61  my $dir  = upper_path($path);
  62
  63  # ... check if the directory exists ...
  64
  65  unless(-d clean_path($config->{'fileroot'}."/".$dir))
  66  {
  67   abort($config->{'errors'}->{'dir_not_exist'});
  68  }
  69
  70  # ... and check if the path is above the root directory
  71
  72  unless(($new_physical,$new_virtual) = check_path($config->{'fileroot'},$dir))
  73  {
  74   abort($config->{'errors'}->{'create_ar'});
  75  }
  76
  77  # Create the physical and the virtual path
  78
  79  $new_physical = File::Spec->canonpath($new_physical."/".$file);
  80  $new_virtual .= $file;
  81 }
  82
  83 # This check has to be performed first or abs_path() will be confused
  84
  85 if(-e clean_path($config->{'fileroot'}."/".$file))
  86 {
  87  if(my ($physical,$virtual) = check_path($config->{'fileroot'},$file))
  88  {
  89   # Create a File::UseList object and load the list
  90
  91   my $uselist = new File::UseList(listfile => $config->{'uselist_file'},
  92                                   lockfile => $config->{'lock_file'},
  93                                   timeout  => $config->{'lock_timeout'});
  94
  95   $uselist->lock or abort($config->{'errors'}->{'lock_failed'},{USELIST => $config->{'uselist_file'}, LOCK_FILE => $config->{'lock_file'}});
  96   $uselist->load;
  97
  98   # Create a hash with data submitted by user
  99   # (some other necessary information will also be included)
 100
 101   my %data = (physical     => $physical,
 102               virtual      => $virtual,
 103               new_physical => $new_physical,
 104               new_virtual  => $new_virtual,
 105               uselist      => $uselist,
 106               cgi          => $cgi,
 107               version      => $VERSION,
 108               configfile   => CONFIGFILE);
 109
 110   my $output = exec_command($command,\%data,$config); # Execute the command...
 111
 112   $uselist->unlock; # ... unlock the list with files in use...
 113   print $$output;   # ... and show the output of the command
 114  }
 115  else
 116  {
 117   abort($config->{'errors'}->{'above_root'});
 118  }
 119 }
 120 else
 121 {
 122  abort($config->{'errors'}->{'not_exist'});
 123 }
 124
 125 #
 126 ### End ###