X-Git-Url: https://git.p6c8.net/devedit.git/blobdiff_plain/89269f652fc46e65006b9aead5eb1ae61ebc311e..4420382fd54774603ff1d4b23bf321280051a1ce:/modules/Command.pm?ds=sidebyside diff --git a/modules/Command.pm b/modules/Command.pm index 363cffe..b9467a5 100644 --- a/modules/Command.pm +++ b/modules/Command.pm @@ -5,41 +5,77 @@ package Command; # # Execute Dev-Editor's commands # -# Author: Patrick Canterino -# Last modified: 10-04-2003 +# Author: Patrick Canterino +# Last modified: 2005-04-22 # use strict; -use vars qw(@EXPORT - $script); - -use CGI qw(redirect); +use vars qw(@EXPORT); use File::Access; use File::Copy; +use File::Path; -use HTML::Entities; -use Output; use POSIX qw(strftime); use Tool; -$script = $ENV{'SCRIPT_NAME'}; +use CGI qw(header + escape); + +use HTML::Entities; +use Output; +use Template; + +my $script = encode_entities($ENV{'SCRIPT_NAME'}); +my $users = eval('getpwuid(0)') && eval('getgrgid(0)'); + +my %dispatch = ('show' => \&exec_show, + 'beginedit' => \&exec_beginedit, + 'canceledit' => \&exec_canceledit, + 'endedit' => \&exec_endedit, + 'mkdir' => \&exec_mkdir, + 'mkfile' => \&exec_mkfile, + 'upload' => \&exec_upload, + 'copy' => \&exec_copy, + 'rename' => \&exec_rename, + 'remove' => \&exec_remove, + 'chprop' => \&exec_chprop, + 'unlock' => \&exec_unlock, + 'about' => \&exec_about + ); ### Export ### use base qw(Exporter); -@EXPORT = qw(exec_show - exec_beginedit - exec_endedit - exec_mkfile - exec_mkdir - exec_workwithfile - exec_copy - exec_rename - exec_remove - exec_unlock); +@EXPORT = qw(exec_command); + +# exec_command() +# +# Execute the specified command +# +# Params: 1. Command to execute +# 2. Reference to user input hash +# 3. Reference to config hash +# +# Return: Output of the command (Scalar Reference) + +sub exec_command($$$) +{ + my ($command,$data,$config) = @_; + + foreach(keys(%dispatch)) + { + if(lc($_) eq lc($command)) + { + my $output = &{$dispatch{$_}}($data,$config); + return $output; + } + } + + return error($config->{'errors'}->{'cmd_unknown'},'/',{COMMAND => encode_entities($command)}); +} # exec_show() # @@ -50,155 +86,183 @@ use base qw(Exporter); # # Return: Output of the command (Scalar Reference) -sub exec_show($$$) +sub exec_show($$) { my ($data,$config) = @_; my $physical = $data->{'physical'}; my $virtual = $data->{'virtual'}; - my $output; + my $upper_path = encode_entities(upper_path($virtual)); + my $uselist = $data->{'uselist'}; - if(-d $physical) + my $tpl = new Template; + + if(-d $physical && not -l $physical) { # Create directory listing + return error($config->{'errors'}->{'no_dir_access'},$upper_path) unless(-r $physical && -x $physical); + my $direntries = dir_read($physical); - return error("Reading of directory $virtual failed") unless($direntries); + return error($config->{'errors'}->{'dir_read_fail'},$upper_path,{DIR => encode_entities($virtual)}) unless($direntries); my $files = $direntries->{'files'}; my $dirs = $direntries->{'dirs'}; - $output .= htmlhead("Directory listing of $virtual"); - $output .= equal_url($config->{'httproot'},$virtual); - $output .= "
\n\n
\n";
+  my $dir_writeable = -w $physical;
+
+  my $dirlist = '';
+
+  my $filter1 = $data->{'cgi'}->param('filter') || '*';        # The real wildcard
+  my $filter2 = ($filter1 && $filter1 ne '*') ? $filter1 : ''; # Wildcard for output
 
   # Create the link to the upper directory
-  # (only if we are not in the root directory)
+  # (only if the current directory is not the root directory)
 
-  unless($virtual eq "/")
+  unless($virtual eq '/')
   {
-   my $upper = $physical."/..";
-   my @stat  = stat($upper);
-
-   $output .= "  [SUBDIR]  ";
-   $output .= strftime("%d.%m.%Y %H:%M",localtime($stat[9]));
-   $output .= " " x 10;
-   $output .= "../\n";
-  }
+   my @stat  = stat($physical.'/..');
 
-  # Get the length of the longest file/directory name
+   my $udtpl = new Template;
+   $udtpl->read_file($config->{'templates'}->{'dirlist_up'});
 
-  my $max_name_len = 0;
+   $udtpl->fillin('UPPER_DIR',$upper_path);
+   $udtpl->fillin('DATE',encode_entities(strftime($config->{'timeformat'},($config->{'use_gmt'}) ? gmtime($stat[9]) : localtime($stat[9]))));
 
-  foreach(@$dirs,@$files)
-  {
-   my $length    = length($_);
-   $max_name_len = $length if($length > $max_name_len);
+   $dirlist .= $udtpl->get_template;
   }
 
   # Directories
 
   foreach my $dir(@$dirs)
   {
-   my @stat = stat($physical."/".$dir);
+   next unless(dos_wildcard_match($filter1,$dir));
+
+   my $phys_path = $physical.'/'.$dir;
+   my $virt_path = encode_entities($virtual.$dir.'/');
+
+   my @stat      = stat($phys_path);
 
-   $output .= "  ";
-   $output .= "[SUBDIR]  ";
-   $output .= strftime($config->{'timeformat'},localtime($stat[9]));
-   $output .= " " x 10;
-   $output .= "".encode_entities($dir)."/\n";
+   my $dtpl = new Template;
+   $dtpl->read_file($config->{'templates'}->{'dirlist_dir'});
+
+   $dtpl->fillin('DIR',$virt_path);
+   $dtpl->fillin('DIR_NAME',encode_entities($dir));
+   $dtpl->fillin('DATE',encode_entities(strftime($config->{'timeformat'},($config->{'use_gmt'}) ? gmtime($stat[9]) : localtime($stat[9]))));
+   $dtpl->fillin('URL',equal_url(encode_entities($config->{'httproot'}),$virt_path));
+
+   $dtpl->parse_if_block('readable',-r $phys_path && -x $phys_path);
+   $dtpl->parse_if_block('users',$users && -o $phys_path);
+
+   $dirlist .= $dtpl->get_template;
   }
 
   # Files
 
   foreach my $file(@$files)
   {
-   my $phys_path = $physical."/".$file; # Not exactly...
+   next unless(dos_wildcard_match($filter1,$file));
+
+   my $phys_path = $physical.'/'.$file;
    my $virt_path = encode_entities($virtual.$file);
 
-   my @stat      = stat($phys_path);
-   my $in_use    = $data->{'uselist'}->in_use($virtual.$file);
+   my @stat      = lstat($phys_path);
+   my $in_use    = $uselist->in_use($virtual.$file);
+   my $too_large = $config->{'max_file_size'} && $stat[7] > $config->{'max_file_size'};
+
+   my $ftpl = new Template;
+   $ftpl->read_file($config->{'templates'}->{'dirlist_file'});
+
+   $ftpl->fillin('FILE',$virt_path);
+   $ftpl->fillin('FILE_NAME',encode_entities($file));
+   $ftpl->fillin('SIZE',$stat[7]);
+   $ftpl->fillin('DATE',encode_entities(strftime($config->{'timeformat'},($config->{'use_gmt'}) ? gmtime($stat[9]) : localtime($stat[9]))));
+   $ftpl->fillin('URL',equal_url(encode_entities($config->{'httproot'}),$virt_path));
 
-   $output .= " " x (10 - length($stat[7]));
-   $output .= $stat[7];
-   $output .= "  ";
-   $output .= strftime($config->{'timeformat'},localtime($stat[9]));
-   $output .= ($in_use) ? " (IN USE) " : (not -T $phys_path) ? " (BINARY) " : " " x 10;
-   $output .= encode_entities($file);
-   $output .= " " x ($max_name_len - length($file))."\t  (";
+   $ftpl->parse_if_block('link',-l $phys_path);
+   $ftpl->parse_if_block('no_link',not -l $phys_path);
+   $ftpl->parse_if_block('not_readable',not -r $phys_path);
+   $ftpl->parse_if_block('binary',-B $phys_path);
+   $ftpl->parse_if_block('readonly',not -w $phys_path);
 
-   $output .= (-T $phys_path)
-              ? "View"
-              : 'View';
+   $ftpl->parse_if_block('viewable',(-r $phys_path && -T $phys_path && not $too_large) || -l $phys_path);
+   $ftpl->parse_if_block('editable',((-r $phys_path && -w $phys_path && -T $phys_path && not $too_large) && not $in_use) && not -l $phys_path);
 
-   $output .= " | ";
+   $ftpl->parse_if_block('in_use',$in_use);
+   $ftpl->parse_if_block('unused',not $in_use);
 
-   $output .= ($in_use || not -T $phys_path)
-              ? 'Edit'
-              : "Edit";
+   $ftpl->parse_if_block('too_large',$config->{'max_file_size'} && $stat[7] > $config->{'max_file_size'});
 
-   $output .= " | Do other stuff)\n";
+   $ftpl->parse_if_block('users',$users && -o $phys_path);
+
+   $dirlist .= $ftpl->get_template;
   }
 
-  $output .= "
\n\n
\n\n"; - - # Bottom of directory listing - # (Fields for creating files and directories) - - $output .= < - -
- - -Create new directory: -$virtual -
- - -Create new file: -
- - -$virtual -
- - - -
-END - $output .= htmlfoot; + $tpl->read_file($config->{'templates'}->{'dirlist'}); + + $tpl->fillin('DIRLIST',$dirlist); + $tpl->fillin('DIR',encode_entities($virtual)); + $tpl->fillin('SCRIPT',$script); + $tpl->fillin('URL',encode_entities(equal_url($config->{'httproot'},$virtual))); + + $tpl->fillin('FILTER',encode_entities($filter2)); + $tpl->fillin('FILTER_URL',escape($filter2)); + + $tpl->parse_if_block('empty',$dirlist eq ''); + $tpl->parse_if_block('dir_writeable',$dir_writeable); + $tpl->parse_if_block('filter',$filter2); + $tpl->parse_if_block('gmt',$config->{'use_gmt'}); + } + elsif(-l $physical) + { + # Show the target of a symbolic link + + my $link_target = readlink($physical); + + $tpl->read_file($config->{'templates'}->{'viewlink'}); + + $tpl->fillin('FILE',encode_entities($virtual)); + $tpl->fillin('DIR',$upper_path); + $tpl->fillin('URL',encode_entities(equal_url($config->{'httproot'},$virtual))); + $tpl->fillin('SCRIPT',$script); + + $tpl->fillin('LINK_TARGET',encode_entities($link_target)); } else { # View a file + return error($config->{'errors'}->{'no_view'},$upper_path) unless(-r $physical); + # Check on binary files - # We have to do it in this way, or empty files - # will be recognized as binary files + # We have to do it in this way or empty files will be recognized + # as binary files - unless(-T $physical) - { - # Binary file + return error($config->{'errors'}->{'binary'},$upper_path) unless(-T $physical); - return error("This editor is not able to view/edit binary files."); - } - else - { - # Text file + # Is the file too large? - $output = htmlhead("Contents of file ".encode_entities($virtual)); - $output .= equal_url($config->{'httproot'},$virtual); - $output .= dir_link($virtual); + return error($config->{'errors'}->{'file_too_large'},$upper_path,{SIZE => $config->{'max_file_size'}}) if($config->{'max_file_size'} && -s $physical > $config->{'max_file_size'}); - $output .= '
'."\n"; - $output .= '
'."\n";
-   $output .= encode_entities(${file_read($physical)});
-   $output .= "\n
\n
"; + # View the file - $output .= htmlfoot; - } + my $content = file_read($physical); + $$content =~ s/\015\012|\012|\015/\n/g; + + $tpl->read_file($config->{'templates'}->{'viewfile'}); + + $tpl->fillin('FILE',encode_entities($virtual)); + $tpl->fillin('DIR',$upper_path); + $tpl->fillin('URL',encode_entities(equal_url($config->{'httproot'},$virtual))); + $tpl->fillin('SCRIPT',$script); + + $tpl->parse_if_block('editable',-w $physical && $uselist->unused($virtual)); + + $tpl->fillin('CONTENT',encode_entities($$content)); } + my $output = header(-type => 'text/html'); + $output .= $tpl->get_template; + return \$output; } @@ -216,69 +280,65 @@ sub exec_beginedit($$) my ($data,$config) = @_; my $physical = $data->{'physical'}; my $virtual = $data->{'virtual'}; + my $dir = upper_path($virtual); my $uselist = $data->{'uselist'}; - return error("You cannot edit directories.") if(-d $physical); - return error_in_use($virtual) if($uselist->in_use($virtual)); + return error($config->{'errors'}->{'link_edit'},$dir) if(-l $physical); + return error($config->{'errors'}->{'dir_edit'}, $dir) if(-d $physical); + return error($config->{'errors'}->{'in_use'}, $dir,{FILE => $virtual}) if($uselist->in_use($virtual)); + return error($config->{'errors'}->{'no_edit'}, $dir) unless(-r $physical && -w $physical); # Check on binary files - unless(-T $physical) - { - # Binary file + return error($config->{'errors'}->{'binary'},$dir) unless(-T $physical); - return error("This editor is not able to view/edit binary files."); - } - else - { - # Text file + # Is the file too large? - $uselist->add_file($virtual); - $uselist->save; + return error($config->{'errors'}->{'file_too_large'},$dir,{SIZE => $config->{'max_file_size'}}) if($config->{'max_file_size'} && -s $physical > $config->{'max_file_size'}); - my $dir = upper_path($virtual); - my $content = encode_entities(${file_read($physical)}); + # Lock the file... - my $equal_url = equal_url($config->{'httproot'},$virtual); + ($uselist->add_file($virtual) and + $uselist->save) or return error($config->{'errors'}->{'ul_add_failed'},$dir,{FILE => $virtual}); - $virtual = encode_entities($virtual); + # ... and show the editing form - my $output = htmlhead("Edit file $virtual"); - $output .= $equal_url; - $output .= <Caution! This file is locked for other users while you are editing it. To unlock it, click Save and exit or Exit WITHOUT saving. Please don't click the Reload button in your browser! This will confuse the editor.

+ my $content = file_read($physical); + $$content =~ s/\015\012|\012|\015/\n/g; -
- - -

-
+ my $tpl = new Template; + $tpl->read_file($config->{'templates'}->{'editfile'}); -
- - + $tpl->fillin('FILE',$virtual); + $tpl->fillin('DIR',$dir); + $tpl->fillin('URL',equal_url($config->{'httproot'},$virtual)); + $tpl->fillin('SCRIPT',$script); + $tpl->fillin('CONTENT',encode_entities($$content)); - - - - - - - - - -
- - Save as new file: $dir Encode ISO-8859-1 special chars
+ my $output = header(-type => 'text/html'); + $output .= $tpl->get_template; - -
-END + return \$output; +} - $output .= htmlfoot; +# exec_canceledit() +# +# Abort file editing +# +# Params: 1. Reference to user input hash +# 2. Reference to config hash +# +# Return: Output of the command (Scalar Reference) - return \$output; - } +sub exec_canceledit($$) +{ + my ($data,$config) = @_; + my $virtual = $data->{'virtual'}; + my $dir = upper_path($virtual); + my $uselist = $data->{'uselist'}; + + file_unlock($uselist,$virtual) or return error($config->{'errors'}->{'ul_rm_failed'},$dir,{FILE => $virtual, USELIST => $uselist->{'listfile'}}); + return devedit_reload({command => 'show', file => $dir}); } # exec_endedit() @@ -295,9 +355,20 @@ sub exec_endedit($$) my ($data,$config) = @_; my $physical = $data->{'physical'}; my $virtual = $data->{'virtual'}; + my $dir = upper_path($virtual); my $content = $data->{'cgi'}->param('filecontent'); + my $uselist = $data->{'uselist'}; + + # We already unlock the file at the beginning of the subroutine, + # because if we have to abort this routine, the file keeps locked. + # No other user of Dev-Editor will access the file during this + # routine because of the concept of File::UseList. + + file_unlock($uselist,$virtual) or return error($config->{'errors'}->{'ul_rm_failed'},$dir,{FILE => $virtual, USELIST => $uselist->{'listfile'}}); + + # Normalize newlines - return error("You cannot edit directories.") if(-d $physical); + $content =~ s/\015\012|\012|\015/\n/g; if($data->{'cgi'}->param('encode_iso')) { @@ -306,23 +377,32 @@ sub exec_endedit($$) $content = encode_entities($content,"\200-\377"); } - if($data->{'cgi'}->param('saveas')) + if($data->{'cgi'}->param('saveas') && $data->{'new_physical'} ne '' && $data->{'new_virtual'} ne '') { # Create the new filename $physical = $data->{'new_physical'}; $virtual = $data->{'new_virtual'}; + + # Check if someone else is editing the new file + + return error($config->{'errors'}->{'in_use'},$dir,{FILE => $virtual}) if($uselist->in_use($virtual)); } + return error($config->{'errors'}->{'link_edit'},$dir) if(-l $physical); + return error($config->{'errors'}->{'dir_edit'},$dir) if(-d $physical); + return error($config->{'errors'}->{'no_edit'},$dir) if(-e $physical && !(-r $physical && -w $physical)); + return error($config->{'errors'}->{'text_to_binary'},$dir) if(-e $physical && not -T $physical); + if(file_save($physical,\$content)) { - # Saving of the file was successful - so unlock it! + # The file was successfully saved! - return exec_unlock($data,$config); + return devedit_reload({command => 'show', file => $dir}); } else { - return error("Saving of file '".encode_entities($virtual)."' failed'."); + return error($config->{'errors'}->{'edit_failed'},$dir,{FILE => $virtual}); } } @@ -343,12 +423,26 @@ sub exec_mkfile($$) my $dir = upper_path($new_virtual); $new_virtual = encode_entities($new_virtual); - return error("A file or directory called '$new_virtual' does already exist.") if(-e $new_physical); + if($new_physical) + { + return error($config->{'errors'}->{'file_exists'},$dir,{FILE => $new_virtual}) if(-e $new_physical); + + file_create($new_physical) or return error($config->{'errors'}->{'mkfile_failed'},$dir,{FILE => $new_virtual}); + return devedit_reload({command => 'show', file => $dir}); + } + else + { + my $tpl = new Template; + $tpl->read_file($config->{'templates'}->{'mkfile'}); - file_create($new_physical) or return error("Could not create file '$new_virtual'."); + $tpl->fillin('DIR','/'); + $tpl->fillin('SCRIPT',$script); - my $output = redirect("http://$ENV{'HTTP_HOST'}$script?command=show&file=$dir"); - return \$output; + my $output = header(-type => 'text/html'); + $output .= $tpl->get_template; + + return \$output; + } } # exec_mkdir() @@ -368,106 +462,92 @@ sub exec_mkdir($$) my $dir = upper_path($new_virtual); $new_virtual = encode_entities($new_virtual); - return error("A file or directory called '$new_virtual' does already exist.") if(-e $new_physical); + if($new_physical) + { + return error($config->{'errors'}->{'file_exists'},$dir,{FILE => $new_virtual}) if(-e $new_physical); - mkdir($new_physical) or return error("Could not create directory '$new_virtual'."); + mkdir($new_physical,0777) or return error($config->{'errors'}->{'mkdir_failed'},$dir,{DIR => $new_virtual}); + return devedit_reload({command => 'show', file => $dir}); + } + else + { + my $tpl = new Template; + $tpl->read_file($config->{'templates'}->{'mkdir'}); - my $output = redirect("http://$ENV{'HTTP_HOST'}$script?command=show&file=$dir"); - return \$output; + $tpl->fillin('DIR','/'); + $tpl->fillin('SCRIPT',$script); + + my $output = header(-type => 'text/html'); + $output .= $tpl->get_template; + + return \$output; + } } -# exec_workwithfile() +# exec_upload() # -# Display a form for renaming/copying/deleting/unlocking a file +# Process a file upload # # Params: 1. Reference to user input hash # 2. Reference to config hash # # Return: Output of the command (Scalar Reference) -sub exec_workwithfile($$) +sub exec_upload($$) { my ($data,$config) = @_; my $physical = $data->{'physical'}; my $virtual = $data->{'virtual'}; - my $unused = $data->{'uselist'}->unused($virtual); + my $cgi = $data->{'cgi'}; - my $dir = encode_entities(upper_path($virtual)); + return error($config->{'errors'}->{'no_directory'},upper_path($virtual),{FILE => $virtual}) unless(-d $physical && not -l $physical); + return error($config->{'errors'}->{'dir_no_create'},$virtual,{DIR => $virtual}) unless(-w $physical); - my $output = htmlhead("Work with file ".encode_entities($virtual)); - $output .= equal_url($config->{'httproot'},$virtual); - - $virtual = encode_entities($virtual); - - $output .= dir_link($virtual); - $output .= "

Note: On UNIX systems, filenames are case-sensitive!

\n\n"; - - $output .= "

Someone else is currently editing this file. So not all features are available.

\n\n" unless($unused); - - # Copying of the file as always allowed - - $output .= < - -

Copy

- -
- - -

Copy file '$virtual' to: $dir

-
+ if(my $uploaded_file = $cgi->param('uploaded_file')) + { + # Process file upload -
+ my $filename = file_name($uploaded_file); + my $file_phys = $physical.'/'.$filename; + my $file_virt = $virtual.$filename; -END + return error($config->{'errors'}->{'in_use'},$virtual,{FILE => $file_virt}) if($data->{'uselist'}->in_use($file_virt)); - if($unused) - { - # File is not locked - # Allow renaming and deleting the file + if(-e $file_phys) + { + return error($config->{'errors'}->{'link_replace'},$virtual) if(-l $file_phys); + return error($config->{'errors'}->{'dir_replace'},$virtual) if(-d $file_phys); + return error($config->{'errors'}->{'exist_no_write'},$virtual,{FILE => $file_virt}) unless(-w $file_phys); + return error($config->{'errors'}->{'file_exists'},$virtual,{FILE => $file_virt}) unless($cgi->param('overwrite')); + } - $output .= <Move/rename + my $ascii = $cgi->param('ascii'); + my $handle = $cgi->upload('uploaded_file'); -
- - -

Move/Rename file '$virtual' to: $dir

-
+ return error($config->{'errors'}->{'invalid_upload'},$virtual) unless($handle); -
+ # Read transferred file and write it to disk -

Delete

+ read($handle, my $data, -s $handle); + $data =~ s/\015\012|\012|\015/\n/g if($ascii); # Replace line separators if transferring in ASCII mode + file_save($file_phys,\$data,not $ascii) or return error($config->{'errors'}->{'mkfile_failed'},$virtual,{FILE => $file_virt}); -
- - -

-
-END + return devedit_reload({command => 'show', file => $virtual}); } else { - # File is locked - # Just display a button for unlocking it + my $tpl = new Template; + $tpl->read_file($config->{'templates'}->{'upload'}); - $output .= <Unlock file + $tpl->fillin('DIR',$virtual); + $tpl->fillin('URL',equal_url($config->{'httproot'},$virtual)); + $tpl->fillin('SCRIPT',$script); -

Someone else is currently editing this file. At least, the file is marked so. Maybe, someone who was editing the file has forgotten to unlock it. In this case (and only in this case) you can unlock the file using this button:

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

-
-END + return \$output; } - - $output .= "\n
"; - $output .= htmlfoot; - - return \$output; } # exec_copy() @@ -484,22 +564,66 @@ 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'}; - my $new_virtual = $data->{'new_virtual'}; - my $dir = upper_path($new_virtual); - $new_virtual = encode_entities($new_virtual); - return error("This editor is not able to copy directories.") if(-d $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(-e $new_physical) + if($new_physical) { - return error("A file or directory called '$new_virtual' does already exists and this editor is currently not able to ask to overwrite the existing file or directory."); + my $new_virtual = $data->{'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'},$new_dir,{FILE => $new_virtual}) if($data->{'uselist'}->in_use($data->{'new_virtual'})); + 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}) unless(-w $new_physical); + + if(not $data->{'cgi'}->param('confirmed')) + { + my $tpl = new Template; + $tpl->read_file($config->{'templates'}->{'confirm_replace'}); + + $tpl->fillin('FILE',$virtual); + $tpl->fillin('NEW_FILE',$new_virtual); + $tpl->fillin('NEW_FILENAME',file_name($new_virtual)); + $tpl->fillin('NEW_DIR',$new_dir); + $tpl->fillin('DIR',$dir); + + $tpl->fillin('COMMAND','copy'); + $tpl->fillin('URL',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 => $virtual, NEW_FILE => $new_virtual}); + return devedit_reload({command => 'show', file => $new_dir}); } + else + { + my $tpl = new Template; + $tpl->read_file($config->{'templates'}->{'copyfile'}); - copy($physical,$new_physical) or return error("Could not copy '$virtual' to '$new_virtual'"); + $tpl->fillin('FILE',$virtual); + $tpl->fillin('DIR',$dir); + $tpl->fillin('URL',equal_url($config->{'httproot'},$virtual)); + $tpl->fillin('SCRIPT',$script); - my $output = redirect("http://$ENV{'HTTP_HOST'}$script?command=show&file=$dir"); - return \$output; + my $output = header(-type => 'text/html'); + $output .= $tpl->get_template; + + return \$output; + } } # exec_rename() @@ -516,27 +640,70 @@ 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'}; - my $new_virtual = $data->{'new_virtual'}; - my $dir = upper_path($new_virtual); - $new_virtual = encode_entities($new_virtual); - return error_in_use($virtual) if($data->{'uselist'}->in_use($virtual)); + return error($config->{'errors'}->{'rename_root'},'/') if($virtual eq '/'); + return error($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(-e $new_physical) + if($new_physical) { - return error("A file or directory called '$new_virtual' does already exists and this editor is currently not able to ask to overwrite the existing file or directory."); + my $new_virtual = $data->{'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'},$new_dir,{FILE => $new_virtual}) if($data->{'uselist'}->in_use($data->{'new_virtual'})); + return error($config->{'errors'}->{'dir_replace'},$new_dir) if(-d $new_physical && not -l $new_physical); + return error($config->{'errors'}->{'exist_no_write'},$new_dir,{FILE => $new_virtual}) unless(-w $new_physical); + + if(not $data->{'cgi'}->param('confirmed')) + { + my $tpl = new Template; + $tpl->read_file($config->{'templates'}->{'confirm_replace'}); + + $tpl->fillin('FILE',$virtual); + $tpl->fillin('NEW_FILE',$new_virtual); + $tpl->fillin('NEW_FILENAME',file_name($new_virtual)); + $tpl->fillin('NEW_DIR',$new_dir); + $tpl->fillin('DIR',$dir); + + $tpl->fillin('COMMAND','rename'); + $tpl->fillin('URL',equal_url($config->{'httproot'},$virtual)); + $tpl->fillin('SCRIPT',$script); + + my $output = header(-type => 'text/html'); + $output .= $tpl->get_template; + + return \$output; + } + } + + move($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 + { + my $tpl = new Template; + $tpl->read_file($config->{'templates'}->{'renamefile'}); - rename($physical,$new_physical) or return error("Could not move/rename '".encode_entities($virtual)."' to '$new_virtual'."); + $tpl->fillin('FILE',$virtual); + $tpl->fillin('DIR',$dir); + $tpl->fillin('URL',equal_url($config->{'httproot'},$virtual)); + $tpl->fillin('SCRIPT',$script); - my $output = redirect("http://$ENV{'HTTP_HOST'}$script?command=show&file=$dir"); - return \$output; + my $output = header(-type => 'text/html'); + $output .= $tpl->get_template; + + return \$output; + } } # exec_remove() # -# Remove a file and return to directory view +# Remove a file or a directory and return to directory view # # Params: 1. Reference to user input hash # 2. Reference to config hash @@ -548,14 +715,149 @@ sub exec_remove($$) my ($data,$config) = @_; my $physical = $data->{'physical'}; my $virtual = $data->{'virtual'}; + my $dir = upper_path($virtual); - return error("Deleting directories is currently unsupported") if(-d $physical); - return error_in_use($virtual) if($data->{'uselist'}->in_use($virtual)); + return error($config->{'errors'}->{'remove_root'},'/') if($virtual eq '/'); + return error($config->{'errors'}->{'no_delete'},$dir) unless(-w upper_path($physical)); - unlink($physical) or return error("Could not delete file '".encode_entities($virtual)."'."); + if(-d $physical && not -l $physical) + { + # Remove a directory - my $output = redirect("http://$ENV{'HTTP_HOST'}$script?command=show&file=".upper_path($virtual)); - return \$output; + if($data->{'cgi'}->param('confirmed')) + { + rmtree($physical); + return devedit_reload({command => 'show', file => $dir}); + } + else + { + my $tpl = new Template; + $tpl->read_file($config->{'templates'}->{'confirm_rmdir'}); + + $tpl->fillin('DIR',$virtual); + $tpl->fillin('UPPER_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; + } + } + else + { + # Remove a file + + 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'},$dir,{FILE => $virtual}); + return devedit_reload({command => 'show', file => $dir}); + } + else + { + my $tpl = new Template; + $tpl->read_file($config->{'templates'}->{'confirm_rmfile'}); + + $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; + } + } +} + +# exec_chprop() +# +# Change the mode and the group of a file or a directory +# +# Params: 1. Reference to user input hash +# 2. Reference to config hash +# +# Return: Output of the command (Scalar Reference) + +sub exec_chprop($$) +{ + my ($data,$config) = @_; + my $physical = $data->{'physical'}; + my $virtual = $data->{'virtual'}; + my $dir = upper_path($virtual); + + 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'}->{'chprop_link'},$dir) if(-l $physical); + return error($config->{'errors'}->{'in_use'},$dir,{FILE => $virtual}) if($data->{'uselist'}->in_use($virtual)); + + 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); + my $mode = $stat[2]; + my $gid = $stat[5]; + + my $tpl = new Template; + $tpl->read_file($config->{'templates'}->{'chprop'}); + + # Insert file properties into the template + + $tpl->fillin('MODE_OCTAL',substr(sprintf('%04o',$mode),-4)); + $tpl->fillin('MODE_STRING',mode_string($mode)); + $tpl->fillin('GID',$gid); + + 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); + } + + # 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; + } } # exec_unlock() @@ -573,11 +875,130 @@ sub exec_unlock($$) my ($data,$config) = @_; my $virtual = $data->{'virtual'}; my $uselist = $data->{'uselist'}; + my $dir = upper_path($virtual); + + return devedit_reload({command => 'show', file => $dir}) if($uselist->unused($virtual)); + + if($data->{'cgi'}->param('confirmed')) + { + file_unlock($uselist,$virtual) or return error($config->{'errors'}->{'ul_rm_failed'},$dir,{FILE => $virtual, USELIST => $uselist->{'listfile'}}); + return devedit_reload({command => 'show', file => $dir}); + } + else + { + my $tpl = new Template; + $tpl->read_file($config->{'templates'}->{'confirm_unlock'}); + + $tpl->fillin('FILE',$virtual); + $tpl->fillin('DIR',$dir); + $tpl->fillin('URL',equal_url($config->{'httproot'},$virtual)); + $tpl->fillin('SCRIPT',$script); + + my $output = header(-type => 'text/html'); + $output .= $tpl->get_template; + + return \$output; + } +} + +# exec_about() +# +# Display some information about Dev-Editor +# +# Params: 1. Reference to user input hash +# 2. Reference to config hash +# +# Return: Output of the command (Scalar Reference) + +sub exec_about($$) +{ + my ($data,$config) = @_; + + my $tpl = new Template; + $tpl->read_file($config->{'templates'}->{'about'}); + + $tpl->fillin('SCRIPT',$script); + + # Dev-Editor's version number + + $tpl->fillin('VERSION',$data->{'version'}); + + # Some path information + + $tpl->fillin('SCRIPT_PHYS',encode_entities($ENV{'SCRIPT_FILENAME'})); + $tpl->fillin('CONFIG_PATH',encode_entities($data->{'configfile'})); + $tpl->fillin('FILE_ROOT', encode_entities($config->{'fileroot'})); + $tpl->fillin('HTTP_ROOT', encode_entities($config->{'httproot'})); + + # Perl + + $tpl->fillin('PERL_PROG',encode_entities($^X)); + $tpl->fillin('PERL_VER', sprintf('%vd',$^V)); + + # Information about the server + + $tpl->fillin('HTTPD',encode_entities($ENV{'SERVER_SOFTWARE'})); + $tpl->fillin('OS', encode_entities($^O)); + $tpl->fillin('TIME', encode_entities(strftime($config->{'timeformat'},($config->{'use_gmt'}) ? gmtime : localtime))); + + $tpl->parse_if_block('gmt',$config->{'use_gmt'}); + + # Process information + + $tpl->fillin('PID',$$); + + # The following information is only available on systems supporting + # users and groups + + if($users) + { + # Dev-Editor is running on a system which allows users and groups + # So we display the user and the group of our process + + my $uid = POSIX::getuid; + my $gid = POSIX::getgid; + + $tpl->parse_if_block('users',1); + + # ID's of user and group + + $tpl->fillin('UID',$uid); + $tpl->fillin('GID',$gid); + + # Names of user and group + + if(my $user = getpwuid($uid)) + { + $tpl->fillin('USER',encode_entities($user)); + $tpl->parse_if_block('user_detected',1); + } + else + { + $tpl->parse_if_block('user_detected',0); + } + + 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); + } + + # Process umask + + $tpl->fillin('UMASK',sprintf('%04o',umask)); + } + else + { + $tpl->parse_if_block('users',0); + } - $uselist->remove_file($virtual); - $uselist->save; + my $output = header(-type => 'text/html'); + $output .= $tpl->get_template; - my $output = redirect("http://$ENV{'HTTP_HOST'}$script?command=show&file=".upper_path($virtual)); return \$output; }