devedit.pl

   1 #!C:/Programme/Perl/bin/perl.exe -w
   2
   3 #
   4 # Dev-Editor 1.2
   5 #
   6 # Dev-Editor's main program
   7 #
   8 # Author:        Patrick Canterino <patshaping@gmx.net>
   9 # Last modified: 2004-02-06
  10 #
  11
  12 use strict;
  13 use CGI::Carp qw(fatalsToBrowser);
  14
  15 use lib 'modules';
  16
  17 use CGI;
  18 use Config::DevEdit;
  19 use File::UseList;
  20
  21 use Command;
  22 use Output;
  23 use Tool;
  24
  25 use constant CONFIGFILE => 'devedit.dat';
  26
  27 # Read the configuration file
  28
  29 my $config = read_config(CONFIGFILE);
  30 error_template($config->{'tpl_error'}); # Yes, I'm lazy...
  31
  32 # Read the most important form data
  33
  34 my $cgi = new CGI;
  35
  36 my $command = $cgi->param('command') || 'show';
  37 my $file    = $cgi->param('file')    || '/';
  38 my $curdir  = $cgi->param('curdir')  || '';
  39 my $newfile = $cgi->param('newfile') || '';
  40
  41 # Create physical and virtual path for the new file
  42 # This section has to be optimized - ugh!
  43
  44 my $new_physical = '';
  45 my $new_virtual  = '';
  46
  47 if($newfile ne '')
  48 {
  49  $curdir  = upper_path($file) if($curdir eq '');
  50  my $path = clean_path($curdir.$newfile);
  51
  52  # Extract file and directory name...
  53
  54  my $file = file_name($path);
  55  my $dir  = upper_path($path);
  56
  57  # ... check if the directory exists ...
  58
  59  unless(-d clean_path($config->{'fileroot'}."/".$dir))
  60  {
  61   abort("The directory where you want to create this file or directory doesn't exist.");
  62  }
  63
  64  # ... and check if the path is above the root directory
  65
  66  unless(($new_physical,$new_virtual) = check_path($config->{'fileroot'},$dir))
  67  {
  68   abort($config->{'err_creat_ar'});
  69  }
  70
  71  # Create the physical and the virtual path
  72
  73  $new_physical = File::Spec->canonpath($new_physical."/".$file);
  74  $new_virtual .= $file;
  75 }
  76
  77 # This check has to be performed first, or abs_path() will be confused
  78
  79 if(-e clean_path($config->{'fileroot'}."/".$file))
  80 {
  81  if(my ($physical,$virtual) = check_path($config->{'fileroot'},$file))
  82  {
  83   # Create a File::UseList object and load the list
  84
  85   my $uselist = new File::UseList(listfile => $config->{'uselist_file'},
  86                                   lockfile => $config->{'lock_file'},
  87                                   timeout  => $config->{'lock_timeout'});
  88
  89   $uselist->lock or abort("Locking of $config->{'uselist_file'} failed. Try it again in a moment. If the problem persists, ask someone to recreate the lock file ($config->{'lock_file'}).");
  90   $uselist->load;
  91
  92   # Create a hash with data submitted by user
  93   # (the CGI and the File::UseList object will also be included)
  94
  95   my %data = (physical     => $physical,
  96               virtual      => $virtual,
  97               new_physical => $new_physical,
  98               new_virtual  => $new_virtual,
  99               uselist      => $uselist,
 100               cgi          => $cgi);
 101
 102   my $output = exec_command($command,\%data,$config); # Execute the command...
 103
 104   $uselist->unlock; # ... unlock the list with files in use...
 105   print $$output;   # ... and print the output of the command
 106  }
 107  else
 108  {
 109   abort($config->{'err_above_root'});
 110  }
 111 }
 112 else
 113 {
 114  abort("File/directory does not exist.");
 115 }
 116
 117 #
 118 ### End ###