Catch some errors that might occur when unpacking an archive

[devedit.git] / modules / Command.pm

diff --git a/modules/Command.pm b/modules/Command.pm
index b2bbfe96bf7e08d9a6bcc74bfdbf96df491bec3e..ec7ca69ed2098779b9882c34532159025e461383 100644 (file)
--- a/modules/Command.pm
+++ b/modules/Command.pm
@@ -6,7 +6,15 @@ package Command;
 # Execute Dev-Editor's commands
 #
 # Author:        Patrick Canterino <patrick@patshaping.de>
 # Execute Dev-Editor's commands
 #
 # Author:        Patrick Canterino <patrick@patshaping.de>

-# Last modified: 2005-06-14
+# Last modified: 2010-10-30
+#
+# Copyright (C) 1999-2000 Roland Bluethgen, Frank Schoenmann
+# Copyright (C) 2003-2009 Patrick Canterino
+# All Rights Reserved.
+#
+# This file can be distributed and/or modified under the terms of
+# of the Artistic License 1.0 (see also the LICENSE file found at
+# the top level of the Dev-Editor distribution).

 #
 
 use strict;
 #
 
 use strict;


@@ -31,17 +39,20 @@ use Template;
 my $script = encode_html($ENV{'SCRIPT_NAME'});
 my $users  = eval('getpwuid(0)') && eval('getgrgid(0)');
 
 my $script = encode_html($ENV{'SCRIPT_NAME'});
 my $users  = eval('getpwuid(0)') && eval('getgrgid(0)');
 

-my %dispatch = ('show'      => \&exec_show,
-                'beginedit' => \&exec_beginedit,
-                'endedit'   => \&exec_endedit,
-                'mkdir'     => \&exec_mkdir,
-                'mkfile'    => \&exec_mkfile,
-                'upload'    => \&exec_upload,
-                'copy'      => \&exec_copy,
-                'rename'    => \&exec_rename,
-                'remove'    => \&exec_remove,
-                'chprop'    => \&exec_chprop,
-                'about'     => \&exec_about
+my %dispatch = ('show'         => \&exec_show,
+                'beginedit'    => \&exec_beginedit,
+                'endedit'      => \&exec_endedit,
+                'download'     => \&exec_download,
+                'mkdir'        => \&exec_mkdir,
+                'mkfile'       => \&exec_mkfile,
+                'upload'       => \&exec_upload,
+                'unpack'       => \&exec_unpack,
+                'copy'         => \&exec_copy,
+                'rename'       => \&exec_rename,
+                'remove'       => \&exec_remove,
+                'remove_multi' => \&exec_remove_multi,
+                'chprop'       => \&exec_chprop,
+                'about'        => \&exec_about

                );
 
 ### Export ###
                );
 
 ### Export ###


@@ -108,6 +119,8 @@ sub exec_show($$)
 
   my $dirlist = '';
 
 
   my $dirlist = '';
 

+  my $count = 0;
+

   my $filter1 = $data->{'cgi'}->param('filter') || '*';        # The real wildcard
   my $filter2 = ($filter1 && $filter1 ne '*') ? $filter1 : ''; # Wildcard for output
 
   my $filter1 = $data->{'cgi'}->param('filter') || '*';        # The real wildcard
   my $filter2 = ($filter1 && $filter1 ne '*') ? $filter1 : ''; # Wildcard for output
 


@@ -116,6 +129,8 @@ sub exec_show($$)
 
   unless($virtual eq '/')
   {
 
   unless($virtual eq '/')
   {

+   $count++;
+

    my @stat  = stat($physical.'/..');
 
    my $udtpl = new Template;
    my @stat  = stat($physical.'/..');
 
    my $udtpl = new Template;


@@ -132,8 +147,11 @@ sub exec_show($$)
 
   foreach my $dir(@$dirs)
   {
 
   foreach my $dir(@$dirs)
   {

+   next if($config->{'hide_dot_files'} && substr($dir,0,1) eq '.');

    next unless(dos_wildcard_match($filter1,$dir));
 
    next unless(dos_wildcard_match($filter1,$dir));
 

+   $count++;
+

    my $phys_path = $physical.'/'.$dir;
    my $virt_path = multi_string($virtual.$dir.'/');
 
    my $phys_path = $physical.'/'.$dir;
    my $virt_path = multi_string($virtual.$dir.'/');
 


@@ -151,6 +169,7 @@ sub exec_show($$)
    $dtpl->parse_if_block('forbidden',is_forbidden_file($config->{'forbidden'},$virt_path->{'normal'}));
    $dtpl->parse_if_block('readable',-r $phys_path && -x $phys_path);
    $dtpl->parse_if_block('users',$users && -o $phys_path);
    $dtpl->parse_if_block('forbidden',is_forbidden_file($config->{'forbidden'},$virt_path->{'normal'}));
    $dtpl->parse_if_block('readable',-r $phys_path && -x $phys_path);
    $dtpl->parse_if_block('users',$users && -o $phys_path);

+   $dtpl->parse_if_block('even',($count % 2) == 0);

 
    $dirlist .= $dtpl->get_template;
   }
 
    $dirlist .= $dtpl->get_template;
   }


@@ -159,8 +178,11 @@ sub exec_show($$)
 
   foreach my $file(@$files)
   {
 
   foreach my $file(@$files)
   {

+   next if($config->{'hide_dot_files'} && substr($file,0,1) eq '.');

    next unless(dos_wildcard_match($filter1,$file));
 
    next unless(dos_wildcard_match($filter1,$file));
 

+   $count++;
+

    my $phys_path = $physical.'/'.$file;
    my $virt_path = multi_string($virtual.$file);
 
    my $phys_path = $physical.'/'.$file;
    my $virt_path = multi_string($virtual.$file);
 


@@ -191,6 +213,10 @@ sub exec_show($$)
 
    $ftpl->parse_if_block('users',$users && -o $phys_path);
 
 
    $ftpl->parse_if_block('users',$users && -o $phys_path);
 

+   $ftpl->parse_if_block('archive',$File::Access::has_archive_extract && is_archive($file));
+
+   $ftpl->parse_if_block('even',($count % 2) == 0);
+

    $dirlist .= $ftpl->get_template;
   }
 
    $dirlist .= $ftpl->get_template;
   }
 


@@ -409,7 +435,9 @@ sub exec_endedit($$)
     print FILE $content;
    }
 
     print FILE $content;
    }
 

-   $output = devedit_reload({command => 'show', file => $dir});
+   $output = ($cgi->param('continue'))
+           ? devedit_reload({command => 'beginedit', file => $virtual})
+           : devedit_reload({command => 'show', file => $dir});

   }
 
   close(FILE);
   }
 
   close(FILE);


@@ -420,6 +448,32 @@ sub exec_endedit($$)
  return devedit_reload({command => 'beginedit', file => $virtual});
 }
 
  return devedit_reload({command => 'beginedit', file => $virtual});
 }
 

+# exec_download()
+#
+# Execute a HTTP download of a file
+#
+# Params: 1. Reference to user input hash
+#         2. Reference to config hash
+#
+# Return: Output of the command (Scalar Reference)
+
+sub exec_download($$)
+{
+ my ($data,$config) = @_;
+ my $physical       = $data->{'physical'};
+ my $virtual        = $data->{'virtual'};
+ my $dir            = upper_path($virtual);
+
+ return return error($config->{'errors'}->{'no_download'},$dir,{FILE => $virtual}) if((not -r $physical) || (-d $physical || -l $physical));
+
+ my $filename = file_name($virtual);
+
+ my $output = header(-type => 'application/octet-stream', -attachment => $filename);
+ $output   .= ${ file_read($physical,1) };
+
+ return \$output;
+}
+

 # exec_mkfile()
 #
 # Create a file and return to directory view
 # exec_mkfile()
 #
 # Create a file and return to directory view


@@ -442,7 +496,15 @@ sub exec_mkfile($$)
   return error($config->{'errors'}->{'file_exists'},$dir,{FILE => $new_virtual}) if(-e $new_physical);
 
   file_create($new_physical) or return error($config->{'errors'}->{'mkfile_failed'},$dir,{FILE => $new_virtual});
   return error($config->{'errors'}->{'file_exists'},$dir,{FILE => $new_virtual}) if(-e $new_physical);
 
   file_create($new_physical) or return error($config->{'errors'}->{'mkfile_failed'},$dir,{FILE => $new_virtual});

-  return devedit_reload({command => 'show', file => $dir});
+
+  if($data->{'cgi'}->param('edit'))
+  {
+   return devedit_reload({command => 'beginedit', file => $new_virtual});
+  }
+  else
+  {
+   return devedit_reload({command => 'show', file => $dir});
+  }

  }
  else
  {
  }
  else
  {


@@ -519,6 +581,14 @@ sub exec_upload($$)
 
  if(my $uploaded_file = $cgi->param('uploaded_file'))
  {
 
  if(my $uploaded_file = $cgi->param('uploaded_file'))
  {

+  if($cgi->param('remote_file'))
+  {
+   $uploaded_file = $cgi->param('remote_file');
+
+   $uploaded_file =~ s!/!!g;
+   $uploaded_file =~ s!\\!!g;
+  }
+

   # Process file upload
 
   my $filename  = file_name($uploaded_file);
   # Process file upload
 
   my $filename  = file_name($uploaded_file);


@@ -563,6 +633,56 @@ sub exec_upload($$)
  }
 }
 
  }
 }
 

+# exec_unpack()
+#
+# Unpack an archive
+#
+# Params: 1. Reference to user input hash
+#         2. Reference to config hash
+#
+# Return: Output of the command (Scalar Reference)
+
+sub exec_unpack($$)
+{
+ my ($data,$config) = @_;
+ my $physical       = $data->{'physical'};
+ my $virtual        = $data->{'virtual'};
+ my $dir            = upper_path($virtual);
+ my $new_physical   = $data->{'new_physical'};
+ my $new_virtual    = $data->{'new_virtual'};
+ my $cgi            = $data->{'cgi'};
+
+ return error($config->{'errors'}->{'no_ae'},$dir) unless($File::Access::has_archive_extract);
+ return error($config->{'errors'}->{'no_archive'},$dir,{FILE => encode_html($virtual)}) unless(is_archive($physical));
+ 
+ if($new_physical)
+ {
+  return error($config->{'errors'}->{'unpack_no_dir'},$dir,{FILE => encode_html($virtual), NEW_FILE => encode_html($new_virtual)}) if(-l $new_physical || not -d $new_physical);
+ 
+  my $return_unpack = archive_unpack($physical,$new_physical);
+  
+  return error($config->{'errors'}->{'unpack_failed'},$dir,{FILE => encode_html($virtual), AE_ERROR => ''}) unless($return_unpack);
+  
+  return devedit_reload({command => 'show', file => $new_virtual});
+ }
+ else
+ {
+  my $tpl = new Template;
+  $tpl->read_file($config->{'templates'}->{'unpack'});
+
+  $tpl->fillin('FILE',encode_html($virtual));
+  $tpl->fillin('DIR',encode_html($dir));
+  $tpl->fillin('DIR_URL',escape($dir));
+  $tpl->fillin('URL',encode_html(equal_url($config->{'httproot'},$virtual)));
+  $tpl->fillin('SCRIPT',$script);
+
+  my $output = header(-type => 'text/html');
+  $output   .= $tpl->get_template;
+
+  return \$output;
+ }
+}
+

 # exec_copy()
 #
 # Copy a file and return to directory view
 # exec_copy()
 #
 # Copy a file and return to directory view


@@ -581,7 +701,6 @@ sub exec_copy($$)
  my $new_physical   = $data->{'new_physical'};
 
  return error($config->{'errors'}->{'link_copy'},$dir) if(-l $physical);
  my $new_physical   = $data->{'new_physical'};
 
  return error($config->{'errors'}->{'link_copy'},$dir) if(-l $physical);

- return error($config->{'errors'}->{'dir_copy'},$dir)  if(-d $physical);

  return error($config->{'errors'}->{'no_copy'},$dir)   unless(-r $physical);
 
  if($new_physical)
  return error($config->{'errors'}->{'no_copy'},$dir)   unless(-r $physical);
 
  if($new_physical)


@@ -589,53 +708,84 @@ sub exec_copy($$)
   my $new_virtual = multi_string($data->{'new_virtual'});
   my $new_dir     = upper_path($new_virtual->{'normal'});
 
   my $new_virtual = multi_string($data->{'new_virtual'});
   my $new_dir     = upper_path($new_virtual->{'normal'});
 

-  if(-e $new_physical)
+  if(-d $physical)

   {
   {

-   return error($config->{'errors'}->{'link_replace'},$new_dir)                                    if(-l $new_physical);
-   return error($config->{'errors'}->{'dir_replace'},$new_dir)                                     if(-d $new_physical);
-   return error($config->{'errors'}->{'exist_no_write'},$new_dir,{FILE => $new_virtual->{'html'}}) unless(-w $new_physical);
+   return error($config->{'errors'}->{'no_copy'},$dir)                                      unless(-x $physical);
+   return error($config->{'errors'}->{'file_exists'},$dir,{FILE => $new_virtual->{'html'}}) if(-e $new_physical);
+   return error($config->{'errors'}->{'dir_copy_self'},$dir)                                if(index($new_virtual->{'normal'},$virtual) == 0);

 
 

-   if(not $data->{'cgi'}->param('confirmed'))
+   dir_copy($physical,$new_physical) or return error($config->{'errors'}->{'copy_failed'},$dir,{FILE => encode_html($virtual), NEW_FILE => $new_virtual->{'html'}});
+   return devedit_reload({command => 'show', file => $new_dir});
+  }
+  else
+  {
+   if(-e $new_physical)

    {
    {

-    my $tpl = new Template;
-    $tpl->read_file($config->{'templates'}->{'confirm_replace'});
-
-    $tpl->fillin('FILE',encode_html($virtual));
-    $tpl->fillin('NEW_FILE',$new_virtual->{'html'});
-    $tpl->fillin('NEW_FILENAME',file_name($new_virtual->{'html'}));
-    $tpl->fillin('NEW_DIR',encode_html($new_dir));
-    $tpl->fillin('DIR',encode_html($dir));
-    $tpl->fillin('DIR_URL',escape($dir));
-
-    $tpl->fillin('COMMAND','copy');
-    $tpl->fillin('URL',encode_html(equal_url($config->{'httproot'},$virtual)));
-    $tpl->fillin('SCRIPT',$script);
-
-    my $output = header(-type => 'text/html');
-    $output   .= $tpl->get_template;
-
-    return \$output;
+    return error($config->{'errors'}->{'link_replace'},$new_dir)                                    if(-l $new_physical);
+    return error($config->{'errors'}->{'dir_replace'},$new_dir)                                     if(-d $new_physical);
+    return error($config->{'errors'}->{'exist_no_write'},$new_dir,{FILE => $new_virtual->{'html'}}) unless(-w $new_physical);
+
+    if(not $data->{'cgi'}->param('confirmed'))
+    {
+     my $tpl = new Template;
+     $tpl->read_file($config->{'templates'}->{'confirm_replace'});
+
+     $tpl->fillin('FILE',encode_html($virtual));
+     $tpl->fillin('NEW_FILE',$new_virtual->{'html'});
+     $tpl->fillin('NEW_FILENAME',file_name($new_virtual->{'html'}));
+     $tpl->fillin('NEW_DIR',encode_html($new_dir));
+     $tpl->fillin('DIR',encode_html($dir));
+     $tpl->fillin('DIR_URL',escape($dir));
+
+     $tpl->fillin('COMMAND','copy');
+     $tpl->fillin('URL',encode_html(equal_url($config->{'httproot'},$virtual)));
+     $tpl->fillin('SCRIPT',$script);
+
+     my $output = header(-type => 'text/html');
+     $output   .= $tpl->get_template;
+
+     return \$output;
+    }

    }
    }

-  }

 
 

-  copy($physical,$new_physical) or return error($config->{'errors'}->{'copy_failed'},$dir,{FILE => encode_html($virtual), NEW_FILE => $new_virtual->{'html'}});
-  return devedit_reload({command => 'show', file => $new_dir});
+   copy($physical,$new_physical) or return error($config->{'errors'}->{'copy_failed'},$dir,{FILE => encode_html($virtual), NEW_FILE => $new_virtual->{'html'}});
+   return devedit_reload({command => 'show', file => $new_dir});
+  }

  }
  else
  {
  }
  else
  {

-  my $tpl = new Template;
-  $tpl->read_file($config->{'templates'}->{'copyfile'});
+  if(-d $physical)
+  {
+   my $tpl = new Template;
+   $tpl->read_file($config->{'templates'}->{'copydir'});

 
 

-  $tpl->fillin('FILE',encode_html($virtual));
-  $tpl->fillin('DIR',encode_html($dir));
-  $tpl->fillin('DIR_URL',escape($dir));
-  $tpl->fillin('URL',encode_html(equal_url($config->{'httproot'},$virtual)));
-  $tpl->fillin('SCRIPT',$script);
+   $tpl->fillin('FILE',encode_html($virtual));
+   $tpl->fillin('DIR',encode_html($dir));
+   $tpl->fillin('DIR_URL',escape($dir));
+   $tpl->fillin('URL',encode_html(equal_url($config->{'httproot'},$virtual)));
+   $tpl->fillin('SCRIPT',$script);

 
 

-  my $output = header(-type => 'text/html');
-  $output   .= $tpl->get_template;
+   my $output = header(-type => 'text/html');
+   $output   .= $tpl->get_template;

 
 

-  return \$output;
+   return \$output;
+  }
+  else
+  {
+   my $tpl = new Template;
+   $tpl->read_file($config->{'templates'}->{'copyfile'});
+
+   $tpl->fillin('FILE',encode_html($virtual));
+   $tpl->fillin('DIR',encode_html($dir));
+   $tpl->fillin('DIR_URL',escape($dir));
+   $tpl->fillin('URL',encode_html(equal_url($config->{'httproot'},$virtual)));
+   $tpl->fillin('SCRIPT',$script);
+
+   my $output = header(-type => 'text/html');
+   $output   .= $tpl->get_template;
+
+   return \$output;
+  }

  }
 }
 
  }
 }
 


@@ -787,6 +937,170 @@ sub exec_remove($$)
  }
 }
 
  }
 }
 

+# exec_remove_multi()
+#
+# Remove a file or a directory and return to directory view
+#
+# Params: 1. Reference to user input hash
+#         2. Reference to config hash
+#
+# Return: Output of the command (Scalar Reference)
+
+sub exec_remove_multi($$)
+{
+ my ($data,$config) = @_;
+ my $physical       = $data->{'physical'};
+ my $virtual        = $data->{'virtual'};
+ my $cgi            = $data->{'cgi'};
+
+ my @files = $cgi->param('files');#
+ my @new_files;
+
+ if(@files)
+ {
+  foreach my $file(@files)
+  {
+   # Filter out some "bad" files (e.g. files going up in the
+   # directory hierarchy or files containing slashes (it's too
+   # dangerous...)
+
+   next if($file =~ m!^\.+$!);
+   next if($file =~ m!/!);
+   next if($file =~ m!\\!);
+
+   push(@new_files,$file);
+  }
+ }
+
+ if(@new_files)
+ {
+  if($cgi->param('confirmed'))
+  {
+   my @success;
+   my @failed;
+
+   foreach my $file(@new_files)
+   {
+    my $file_path = clean_path($physical.'/'.$file);
+
+    if(-e $file_path)
+    {
+     if(-d $file_path && not -l $file_path)
+     {
+      # Remove a directory
+
+      if(rmtree($file_path))
+      {
+       push(@success,clean_path($file));
+      }
+      else
+      {
+       push(@failed,clean_path($file));
+      }
+     }
+     else
+     {
+      # Remove a file
+
+      if(unlink($file_path))
+      {
+       push(@success,clean_path($file));
+      }
+      else
+      {
+       push(@failed,clean_path($file));
+      }
+     }
+    }
+    else
+    {
+     push(@failed,clean_path($file));
+    }
+   }
+
+   my $tpl = new Template;
+   $tpl->read_file($config->{'templates'}->{'rmmulti'});
+
+   if(scalar(@success) > 0)
+   {
+    if(scalar(@success) == scalar(@new_files) && scalar(@failed) == 0)
+    {
+     return devedit_reload({command => 'show', file => $virtual});
+    }
+    else
+    {
+     $tpl->parse_if_block('success',1);
+
+     foreach my $file_success(@success)
+     {
+      $tpl->add_loop_data('SUCCESS',{FILE => encode_html($file_success),
+                                     FILE_PATH => encode_html(clean_path($virtual.'/'.$file_success))});
+     }
+
+     $tpl->parse_loop('SUCCESS');
+    }
+   }
+   else
+   {
+    $tpl->parse_if_block('success',0);
+   }
+
+   if(scalar(@failed) > 0)
+   {
+    $tpl->parse_if_block('failed',1);
+
+    foreach my $file_failed(@failed)
+    {
+     $tpl->add_loop_data('FAILED',{FILE => encode_html($file_failed),
+                                   FILE_PATH => encode_html(clean_path($virtual.'/'.$file_failed))});
+    }
+
+    $tpl->parse_loop('FAILED');
+   }
+   else
+   {
+    $tpl->parse_if_block('failed',0);
+   }
+
+
+   $tpl->fillin('DIR',encode_html($virtual));
+   $tpl->fillin('SCRIPT',$script);
+
+   my $output = header(-type => 'text/html');
+   $output   .= $tpl->get_template;
+
+   return \$output;
+  }
+  else
+  {
+   my $tpl = new Template;
+   $tpl->read_file($config->{'templates'}->{'confirm_rmmulti'});
+
+   foreach my $file(@new_files)
+   {
+    $tpl->add_loop_data('FILES',{FILE => encode_html($file),
+                                 FILE_PATH => encode_html(clean_path($virtual.'/'.$file))});
+   }
+
+   $tpl->parse_loop('FILES');
+
+   $tpl->fillin('COUNT',scalar(@new_files));
+
+   $tpl->fillin('DIR',encode_html($virtual));
+   $tpl->fillin('SCRIPT',$script);
+
+   my $output = header(-type => 'text/html');
+   $output   .= $tpl->get_template;
+
+   return \$output;
+  }
+ }
+ else
+ {
+  return devedit_reload({command => 'show', file => $virtual});
+ }
+}
+

 # exec_chprop()
 #
 # Change the mode and the group of a file or a directory
 # exec_chprop()
 #
 # Change the mode and the group of a file or a directory


@@ -908,6 +1222,8 @@ sub exec_about($$)
 
  $tpl->fillin('PERL_PROG',encode_html($^X));
  $tpl->fillin('PERL_VER', sprintf('%vd',$^V));
 
  $tpl->fillin('PERL_PROG',encode_html($^X));
  $tpl->fillin('PERL_VER', sprintf('%vd',$^V));

+ 
+ $tpl->parse_if_block('PERL_ARCHIVE_EXTRACT',$File::Access::has_archive_extract);

 
  # Information about the server
 
 
  # Information about the server
 


@@ -934,7 +1250,7 @@ sub exec_about($$)
 
   $tpl->parse_if_block('users',1);
 
 
   $tpl->parse_if_block('users',1);
 

-  # ID's of user and group
+  # IDs of user and group

 
   $tpl->fillin('UID',$uid);
   $tpl->fillin('GID',$gid);
 
   $tpl->fillin('UID',$uid);
   $tpl->fillin('GID',$gid);