X-Git-Url: https://git.p6c8.net/devedit.git/blobdiff_plain/d17fd7f524894e58ce3113a1b2ddbfcfb00932f1..95df6a6a2bb9185cceb1fcf205b4f9f07690ca27:/modules/Command.pm

diff --git a/modules/Command.pm b/modules/Command.pm
index da70b34..2cb441c 100644
--- a/modules/Command.pm
+++ b/modules/Command.pm
@@ -6,7 +6,7 @@ package Command;
 # Execute Dev-Editor's commands
 #
 # Author:        Patrick Canterino <patrick@patshaping.de>
-# Last modified: 2004-11-29
+# Last modified: 2004-12-17
 #
 
 use strict;
@@ -25,7 +25,7 @@ use HTML::Entities;
 use Output;
 use Template;
 
-my $script = $ENV{'SCRIPT_NAME'};
+my $script = encode_entities($ENV{'SCRIPT_NAME'});
 my $users  = eval("getpwuid(0)") && eval("getgrgid(0)");
 
 my %dispatch = ('show'       => \&exec_show,
@@ -89,7 +89,7 @@ sub exec_show($$)
  my ($data,$config) = @_;
  my $physical       = $data->{'physical'};
  my $virtual        = $data->{'virtual'};
- my $upper_path     = upper_path($virtual);
+ my $upper_path     = encode_entities(upper_path($virtual));
  my $uselist        = $data->{'uselist'};
 
  my $tpl = new Template;
@@ -101,7 +101,7 @@ sub exec_show($$)
   return error($config->{'errors'}->{'no_dir_access'},$upper_path) unless(-r $physical && -x $physical);
 
   my $direntries = dir_read($physical);
-  return error($config->{'dir_read_fail'},$upper_path,{DIR => $virtual}) unless($direntries);
+  return error($config->{'dir_read_fail'},$upper_path,{DIR => encode_entities($virtual)}) unless($direntries);
 
   my $files = $direntries->{'files'};
   my $dirs  = $direntries->{'dirs'};
@@ -120,7 +120,7 @@ sub exec_show($$)
    my $udtpl = new Template;
    $udtpl->read_file($config->{'templates'}->{'dirlist_up'});
 
-   $udtpl->fillin("UPPER_DIR",encode_entities($upper_path));
+   $udtpl->fillin("UPPER_DIR",$upper_path);
    $udtpl->fillin("DATE",encode_entities(strftime($config->{'timeformat'},localtime($stat[9]))));
 
    $dirlist .= $udtpl->get_template;
@@ -139,7 +139,7 @@ sub exec_show($$)
    $dtpl->read_file($config->{'templates'}->{'dirlist_dir'});
 
    $dtpl->fillin("DIR",$virt_path);
-   $dtpl->fillin("DIR_NAME",$dir);
+   $dtpl->fillin("DIR_NAME",encode_entities($dir));
    $dtpl->fillin("DATE",encode_entities(strftime($config->{'timeformat'},localtime($stat[9]))));
    $dtpl->fillin("URL",equal_url($config->{'httproot'},$virt_path));
 
@@ -164,7 +164,7 @@ sub exec_show($$)
    $ftpl->read_file($config->{'templates'}->{'dirlist_file'});
 
    $ftpl->fillin("FILE",$virt_path);
-   $ftpl->fillin("FILE_NAME",$file);
+   $ftpl->fillin("FILE_NAME",encode_entities($file));
    $ftpl->fillin("SIZE",$stat[7]);
    $ftpl->fillin("DATE",encode_entities(strftime($config->{'timeformat'},localtime($stat[9]))));
    $ftpl->fillin("URL",equal_url($config->{'httproot'},$virt_path));
@@ -174,7 +174,7 @@ sub exec_show($$)
    $ftpl->parse_if_block("readonly",not -w $phys_path);
 
    $ftpl->parse_if_block("viewable",-r $phys_path && -T $phys_path && not $too_large);
-   $ftpl->parse_if_block("editable",-r $phys_path && -w $phys_path && -T $phys_path && not $too_large && not $in_use);
+   $ftpl->parse_if_block("editable",(-r $phys_path && -w $phys_path && -T $phys_path && not $too_large) && not $in_use);
 
    $ftpl->parse_if_block("in_use",$in_use);
    $ftpl->parse_if_block("unused",not $in_use);
@@ -189,7 +189,7 @@ sub exec_show($$)
   $tpl->read_file($config->{'templates'}->{'dirlist'});
 
   $tpl->fillin("DIRLIST",$dirlist);
-  $tpl->fillin("DIR",$virtual);
+  $tpl->fillin("DIR",encode_entities($virtual));
   $tpl->fillin("SCRIPT",$script);
   $tpl->fillin("URL",equal_url($config->{'httproot'},$virtual));
 
@@ -226,7 +226,7 @@ sub exec_show($$)
 
     $tpl->read_file($config->{'templates'}->{'viewfile'});
 
-    $tpl->fillin("FILE",$virtual);
+    $tpl->fillin("FILE",encode_entities($virtual));
     $tpl->fillin("DIR",$upper_path);
     $tpl->fillin("URL",equal_url($config->{'httproot'},$virtual));
     $tpl->fillin("SCRIPT",$script);
@@ -342,11 +342,10 @@ sub exec_endedit($$)
  my $content        = $data->{'cgi'}->param('filecontent');
  my $uselist        = $data->{'uselist'};
 
- # We already unlock the file at the beginning of the
- # subroutine, because if we have to abort this routine,
- # the file keeps locked.
- # Nobody else will access the file during this routine
- # because of the concept of File::UseList.
+ # We already unlock the file at the beginning of the subroutine,
+ # because if we have to abort this routine, the file keeps locked.
+ # No other user of Dev-Editor will access the file during this
+ # routine because of the concept of File::UseList.
 
  file_unlock($uselist,$virtual);
 
@@ -379,7 +378,7 @@ sub exec_endedit($$)
 
  if(file_save($physical,\$content))
  {
-  # Saving of the file was successful - so unlock it!
+  # Saving of the file was successful!
 
   return devedit_reload({command => 'show', file => $dir});
  }
@@ -494,23 +493,17 @@ sub exec_upload($$)
   my $file_phys = $physical."/".$filename;
   my $file_virt = $virtual.$filename;
 
+  return error($config->{'errors'}->{'in_use'},$virtual,{FILE => $file_virt})      if($data->{'uselist'}->in_use($file_virt));
   return error($config->{'errors'}->{'file_exists'},$virtual,{FILE => $file_virt}) if(-e $file_phys && not $cgi->param('overwrite'));
 
   my $ascii     = $cgi->param('ascii');
   my $handle    = $cgi->upload('uploaded_file');
 
-  local *FILE;
-
-  open(FILE,">".$file_phys) or return error($config->{'errors'}->{'mkfile_failed'},$virtual,{FILE => $file_virt});
-  binmode(FILE) unless($ascii);
-
   # Read transferred file and write it to disk
 
   read($handle, my $data, -s $handle);
   $data =~ s/\015\012|\012|\015/\n/g if($ascii); # Replace line separators if transferring in ASCII mode
-  print FILE $data;
-
-  close(FILE);
+  file_save($file_phys,\$data,not $ascii) or return error($config->{'errors'}->{'mkfile_failed'},$virtual,{FILE => $file_virt});
 
   return devedit_reload({command => "show", file => $virtual});
  }
@@ -544,6 +537,7 @@ sub exec_copy($$)
  my ($data,$config) = @_;
  my $physical       = $data->{'physical'};
  my $virtual        = encode_entities($data->{'virtual'});
+ my $dir            = upper_path($virtual);
  my $new_physical   = $data->{'new_physical'};
 
  return error($config->{'errors'}->{'dircopy'},upper_path($virtual)) if(-d $physical);
@@ -552,16 +546,16 @@ sub exec_copy($$)
  if($new_physical)
  {
   my $new_virtual = $data->{'new_virtual'};
-  my $dir         = upper_path($new_virtual);
+  my $new_dir     = upper_path($new_virtual);
   $new_virtual    = encode_entities($new_virtual);
 
   if(-e $new_physical)
   {
-   return error($config->{'errors'}->{'exist_edited'},$dir,{FILE => $new_virtual}) if($data->{'uselist'}->in_use($data->{'new_virtual'}));
+   return error($config->{'errors'}->{'exist_edited'},$new_dir,{FILE => $new_virtual}) if($data->{'uselist'}->in_use($data->{'new_virtual'}));
 
    if(-d $new_physical)
    {
-    return error($config->{'errors'}->{'dir_replace'},$dir);
+    return error($config->{'errors'}->{'dir_replace'},$new_dir);
    }
    elsif(not $data->{'cgi'}->param('confirmed'))
    {
@@ -571,8 +565,8 @@ sub exec_copy($$)
     $tpl->fillin("FILE",$virtual);
     $tpl->fillin("NEW_FILE",$new_virtual);
     $tpl->fillin("NEW_FILENAME",file_name($new_virtual));
-    $tpl->fillin("NEW_DIR",$dir);
-    $tpl->fillin("DIR",upper_path($virtual));
+    $tpl->fillin("NEW_DIR",$new_dir);
+    $tpl->fillin("DIR",$dir);
 
     $tpl->fillin("COMMAND","copy");
     $tpl->fillin("URL",equal_url($config->{'httproot'},$virtual));
@@ -585,8 +579,8 @@ sub exec_copy($$)
    }
   }
 
-  copy($physical,$new_physical) or return error($config->{'errors'}->{'copy_failed'},upper_path($virtual),{FILE => $virtual, NEW_FILE => $new_virtual});
-  return devedit_reload({command => 'show', file => $dir});
+  copy($physical,$new_physical) or return error($config->{'errors'}->{'copy_failed'},$dir,{FILE => $virtual, NEW_FILE => $new_virtual});
+  return devedit_reload({command => 'show', file => $new_dir});
  }
  else
  {
@@ -594,7 +588,7 @@ sub exec_copy($$)
   $tpl->read_file($config->{'templates'}->{'copyfile'});
 
   $tpl->fillin("FILE",$virtual);
-  $tpl->fillin("DIR",upper_path($virtual));
+  $tpl->fillin("DIR",$dir);
   $tpl->fillin("URL",equal_url($config->{'httproot'},$virtual));
   $tpl->fillin("SCRIPT",$script);
 
@@ -619,25 +613,26 @@ sub exec_rename($$)
  my ($data,$config) = @_;
  my $physical       = $data->{'physical'};
  my $virtual        = $data->{'virtual'};
+ my $dir            = upper_path($virtual);
  my $new_physical   = $data->{'new_physical'};
 
  return error($config->{'errors'}->{'rename_root'},"/") if($virtual eq "/");
- return error($config->{'errors'}->{'no_rename'},upper_path($virtual)) unless(-w upper_path($physical));
- return error($config->{'errors'}->{'in_use'},upper_path($virtual),{FILE => $virtual}) if($data->{'uselist'}->in_use($virtual));
+ return error($config->{'errors'}->{'no_rename'},$dir) unless(-w upper_path($physical));
+ return error($config->{'errors'}->{'in_use'},$dir,{FILE => $virtual}) if($data->{'uselist'}->in_use($virtual));
 
  if($new_physical)
  {
   my $new_virtual = $data->{'new_virtual'};
-  my $dir         = upper_path($new_virtual);
+  my $new_dir     = upper_path($new_virtual);
   $new_virtual    = encode_entities($new_virtual);
 
   if(-e $new_physical)
   {
-   return error($config->{'errors'}->{'exist_edited'},$dir,{FILE => $new_virtual}) if($data->{'uselist'}->in_use($data->{'new_virtual'}));
+   return error($config->{'errors'}->{'exist_edited'},$new_dir,{FILE => $new_virtual}) if($data->{'uselist'}->in_use($data->{'new_virtual'}));
 
    if(-d $new_physical)
    {
-    return error($config->{'errors'}->{'dir_replace'},$dir);
+    return error($config->{'errors'}->{'dir_replace'},$new_dir);
    }
    elsif(not $data->{'cgi'}->param('confirmed'))
    {
@@ -647,8 +642,8 @@ sub exec_rename($$)
     $tpl->fillin("FILE",$virtual);
     $tpl->fillin("NEW_FILE",$new_virtual);
     $tpl->fillin("NEW_FILENAME",file_name($new_virtual));
-    $tpl->fillin("NEW_DIR",$dir);
-    $tpl->fillin("DIR",upper_path($virtual));
+    $tpl->fillin("NEW_DIR",$new_dir);
+    $tpl->fillin("DIR",$dir);
 
     $tpl->fillin("COMMAND","rename");
     $tpl->fillin("URL",equal_url($config->{'httproot'},$virtual));
@@ -661,8 +656,8 @@ sub exec_rename($$)
    }
   }
 
-  rename($physical,$new_physical) or return error($config->{'errors'}->{'rename_failed'},upper_path($virtual),{FILE => $virtual, NEW_FILE => $new_virtual});
-  return devedit_reload({command => 'show', file => $dir});
+  rename($physical,$new_physical) or return error($config->{'errors'}->{'rename_failed'},$dir,{FILE => $virtual, NEW_FILE => $new_virtual});
+  return devedit_reload({command => 'show', file => $new_dir});
  }
  else
  {
@@ -670,7 +665,7 @@ sub exec_rename($$)
   $tpl->read_file($config->{'templates'}->{'renamefile'});
 
   $tpl->fillin("FILE",$virtual);
-  $tpl->fillin("DIR",upper_path($virtual));
+  $tpl->fillin("DIR",$dir);
   $tpl->fillin("URL",equal_url($config->{'httproot'},$virtual));
   $tpl->fillin("SCRIPT",$script);
 
@@ -695,9 +690,10 @@ sub exec_remove($$)
  my ($data,$config) = @_;
  my $physical       = $data->{'physical'};
  my $virtual        = $data->{'virtual'};
+ my $dir            = upper_path($virtual);
 
- return error($config->{'errors'}->{'remove_root'},"/")                if($virtual eq "/");
- return error($config->{'errors'}->{'no_delete'},upper_path($virtual)) unless(-w upper_path($physical));
+ return error($config->{'errors'}->{'remove_root'},"/") if($virtual eq "/");
+ return error($config->{'errors'}->{'no_delete'},$dir)  unless(-w upper_path($physical));
 
  if(-d $physical)
  {
@@ -706,7 +702,7 @@ sub exec_remove($$)
   if($data->{'cgi'}->param('confirmed'))
   {
    rmtree($physical);
-   return devedit_reload({command => 'show', file => upper_path($virtual)});
+   return devedit_reload({command => 'show', file => $dir});
   }
   else
   {
@@ -714,7 +710,7 @@ sub exec_remove($$)
    $tpl->read_file($config->{'templates'}->{'confirm_rmdir'});
 
    $tpl->fillin("DIR",$virtual);
-   $tpl->fillin("UPPER_DIR",upper_path($virtual));
+   $tpl->fillin("UPPER_DIR",$dir);
    $tpl->fillin("URL",equal_url($config->{'httproot'},$virtual));
    $tpl->fillin("SCRIPT",$script);
 
@@ -728,12 +724,12 @@ sub exec_remove($$)
  {
   # Remove a file
 
-  return error($config->{'errors'}->{'in_use'},upper_path($virtual),{FILE => $virtual}) if($data->{'uselist'}->in_use($virtual));
+  return error($config->{'errors'}->{'in_use'},$dir,{FILE => $virtual}) if($data->{'uselist'}->in_use($virtual));
 
   if($data->{'cgi'}->param('confirmed'))
   {
-   unlink($physical) or return error($config->{'errors'}->{'delete_failed'},upper_path($virtual),{FILE => $virtual});
-   return devedit_reload({command => 'show', file => upper_path($virtual)});
+   unlink($physical) or return error($config->{'errors'}->{'delete_failed'},$dir,{FILE => $virtual});
+   return devedit_reload({command => 'show', file => $dir});
   }
   else
   {
@@ -741,7 +737,7 @@ sub exec_remove($$)
    $tpl->read_file($config->{'templates'}->{'confirm_rmfile'});
 
    $tpl->fillin("FILE",$virtual);
-   $tpl->fillin("DIR",upper_path($virtual));
+   $tpl->fillin("DIR",$dir);
    $tpl->fillin("URL",equal_url($config->{'httproot'},$virtual));
    $tpl->fillin("SCRIPT",$script);
 
@@ -768,87 +764,73 @@ sub exec_chprop($$)
  my $physical       = $data->{'physical'};
  my $virtual        = $data->{'virtual'};
  my $dir            = upper_path($virtual);
- my $cgi            = $data->{'cgi'};
- my $mode           = $cgi->param('mode');
- my $group          = $cgi->param('group');
 
- if($users)
- {
-  # System supports user and groups
+ return error($config->{'errors'}->{'no_users'},$dir,{FILE => $virtual})  unless($users);
+ return error($config->{'errors'}->{'chprop_root'},"/")                   if($virtual eq "/");
+ return error($config->{'errors'}->{'not_owner'},$dir,{FILE => $virtual}) unless(-o $physical);
+ return error($config->{'errors'}->{'in_use'},$dir,{FILE => $virtual})    if($data->{'uselist'}->in_use($virtual));
 
-  if(-o $physical)
-  {
-   # We own this file
+ my $cgi   = $data->{'cgi'};
+ my $mode  = $cgi->param('mode');
+ my $group = $cgi->param('group');
 
-   if($mode || $group)
-   {
-    if($mode)
-    {
-     # Change the mode
-
-     chmod(oct($mode),$physical);
-    }
-
-    if($group)
-    {
-     # Change the group using the `chgrp` system command
-
-     return error($config->{'errors'}->{'invalid_group'},$dir,{GROUP => encode_entities($group)}) unless($group =~ /^[a-z0-9_]+[a-z0-9_-]*$/i);
-     system("chgrp",$group,$physical);
-    }
-
-    return devedit_reload({command => 'show', file => $dir});
-   }
-   else
-   {
-    # Display the form
-
-    my @stat     = stat($physical);
+ if($mode || $group)
+ {
+  if($mode)
+  {
+   # Change the mode
 
-    my $mode     = $stat[2];
-    my $mode_oct = substr(sprintf("%04o",$mode),-4);
-    my $gid      = $stat[5];
+   chmod(oct($mode),$physical);
+  }
 
-    my $tpl = new Template;
-    $tpl->read_file($config->{'templates'}->{'chprop'});
+  if($group)
+  {
+   # Change the group using the `chgrp` system command
 
-    # Insert file properties into the template
+   return error($config->{'errors'}->{'invalid_group'},$dir,{GROUP => encode_entities($group)}) unless($group =~ /^[a-z0-9_]+[a-z0-9_-]*$/i);
+   system("chgrp",$group,$physical);
+  }
 
-    $tpl->fillin("MODE_OCTAL",$mode_oct);
-    $tpl->fillin("MODE_STRING",mode_string($mode));
-    $tpl->fillin("GID",$gid);
+  return devedit_reload({command => 'show', file => $dir});
+ }
+ else
+ {
+  # Display the form
 
-    if(my $group = getgrgid($gid))
-    {
-     $tpl->fillin("GROUP",encode_entities($group));
-     $tpl->parse_if_block("group_detected",1);
-    }
-    else
-    {
-     $tpl->parse_if_block("group_detected",0);
-    }
+  my @stat = stat($physical);
+  my $mode = $stat[2];
+  my $gid  = $stat[5];
 
-    # Insert other information
+  my $tpl = new Template;
+  $tpl->read_file($config->{'templates'}->{'chprop'});
 
-    $tpl->fillin("FILE",$virtual);
-    $tpl->fillin("DIR",$dir);
-    $tpl->fillin("URL",equal_url($config->{'httproot'},$virtual));
-    $tpl->fillin("SCRIPT",$script);
+  # Insert file properties into the template
 
-    my $output = header(-type => "text/html");
-    $output   .= $tpl->get_template;
+  $tpl->fillin("MODE_OCTAL",substr(sprintf("%04o",$mode),-4));
+  $tpl->fillin("MODE_STRING",mode_string($mode));
+  $tpl->fillin("GID",$gid);
 
-    return \$output;
-   }
+  if(my $group = getgrgid($gid))
+  {
+   $tpl->fillin("GROUP",encode_entities($group));
+   $tpl->parse_if_block("group_detected",1);
   }
   else
   {
-   return error($config->{'errors'}->{'not_owner'},$dir,{FILE => $virtual});
+   $tpl->parse_if_block("group_detected",0);
   }
- }
- else
- {
-  return error($config->{'errors'}->{'no_users'},$dir,{FILE => $virtual});
+
+  # Insert other information
+
+  $tpl->fillin("FILE",$virtual);
+  $tpl->fillin("DIR",$dir);
+  $tpl->fillin("URL",equal_url($config->{'httproot'},$virtual));
+  $tpl->fillin("SCRIPT",$script);
+
+  my $output = header(-type => "text/html");
+  $output   .= $tpl->get_template;
+
+  return \$output;
  }
 }
 
@@ -867,13 +849,14 @@ sub exec_unlock($$)
  my ($data,$config) = @_;
  my $virtual        = $data->{'virtual'};
  my $uselist        = $data->{'uselist'};
+ my $dir            = upper_path($virtual);
 
- return devedit_reload({command => 'show', file => upper_path($virtual)}) if($uselist->unused($virtual));
+ return devedit_reload({command => 'show', file => $dir}) if($uselist->unused($virtual));
 
  if($data->{'cgi'}->param('confirmed'))
  {
   file_unlock($uselist,$virtual);
-  return devedit_reload({command => 'show', file => upper_path($virtual)});
+  return devedit_reload({command => 'show', file => $dir});
  }
  else
  {
@@ -881,7 +864,7 @@ sub exec_unlock($$)
   $tpl->read_file($config->{'templates'}->{'confirm_unlock'});
 
   $tpl->fillin("FILE",$virtual);
-  $tpl->fillin("DIR",upper_path($virtual));
+  $tpl->fillin("DIR",$dir);
   $tpl->fillin("URL",equal_url($config->{'httproot'},$virtual));
   $tpl->fillin("SCRIPT",$script);
 
@@ -924,13 +907,13 @@ sub exec_about($$)
  # Perl
 
  $tpl->fillin("PERL_PROG",encode_entities($^X));
- $tpl->fillin("PERL_VER",sprintf("%vd",$^V));
+ $tpl->fillin("PERL_VER", sprintf("%vd",$^V));
 
  # Information about the server
 
  $tpl->fillin("HTTPD",encode_entities($ENV{'SERVER_SOFTWARE'}));
- $tpl->fillin("OS",$^O);
- $tpl->fillin("TIME",encode_entities(strftime($config->{'timeformat'},localtime)));
+ $tpl->fillin("OS",   encode_entities($^O));
+ $tpl->fillin("TIME", encode_entities(strftime($config->{'timeformat'},localtime)));
 
  # Process information