X-Git-Url: https://git.p6c8.net/devedit.git/blobdiff_plain/6a0845bb6cf36d03e039e3fd44180a21e8042f83..aa2bc2bfca200e713a3a831192c992d78d782c47:/modules/Command.pm?ds=inline diff --git a/modules/Command.pm b/modules/Command.pm index 44419ba..7119349 100644 --- a/modules/Command.pm +++ b/modules/Command.pm @@ -5,39 +5,79 @@ package Command; # # Execute Dev-Editor's commands # -# Author: Patrick Canterino -# Last modified: 2003-10-30 +# Author: Patrick Canterino +# Last modified: 2005-04-10 # use strict; -use vars qw(@EXPORT - $script); +use vars qw(@EXPORT); +use Fcntl; use File::Access; use File::Copy; +use File::Path; -use HTML::Entities; -use Output; +use Digest::MD5 qw(md5_hex); use POSIX qw(strftime); use Tool; -$script = $ENV{'SCRIPT_NAME'}; +use CGI qw(header + escape); + +use HTML::Entities; +use Output; +use Template; + +use Data::Dumper; + +my $script = encode_entities($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 + ); ### 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($$$) +{ + my ($command,$data,$config) = @_; + + foreach(keys(%dispatch)) + { + if(lc($_) eq lc($command)) + { + my $output = &{$dispatch{$_}}($data,$config); + return $output; + } + } + + return error($config->{'errors'}->{'command_unknown'},'/',{COMMAND => encode_entities($command)}); +} # exec_show() # @@ -48,157 +88,178 @@ use base qw(Exporter); # # Return: Output of the command (Scalar Reference) -sub exec_show($$$) +sub exec_show($$) { my ($data,$config) = @_; my $physical = $data->{'physical'}; my $virtual = $data->{'virtual'}; - my $output; + my $upper_path = encode_entities(upper_path($virtual)); - 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 $virtual failed.",upper_path($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'}; - $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;
+   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 $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 .= (-r $phys_path && -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 -l $phys_path);
 
-   $output .= " | ";
+   $ftpl->parse_if_block('too_large',$config->{'max_file_size'} && $stat[7] > $config->{'max_file_size'});
 
-   $output .= (-w $phys_path && -r $phys_path && -T $phys_path && not $in_use)
-              ? "Edit"
-              : 'Edit';
+   $ftpl->parse_if_block('users',$users && -o $phys_path);
 
-   $output .= " | Do other stuff)\n";
+   $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("You have not enough permissions to view this file.",upper_path($virtual)) unless(-r $physical); + return error($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_file'},$upper_path) unless(-T $physical); - return error("This editor is not able to view/edit binary files.",upper_path($virtual)); - } - 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); + $$content =~ s/\015\012|\012|\015/\n/g; + + $tpl->read_file($config->{'templates'}->{'viewfile'}); + + $tpl->fillin('FILE',encode_entities($virtual)); + $tpl->fillin('DIR',$upper_path); + $tpl->fillin('URL',encode_entities(equal_url($config->{'httproot'},$virtual))); + $tpl->fillin('SCRIPT',$script); + + $tpl->parse_if_block('editable',-w $physical); + + $tpl->fillin('CONTENT',encode_entities($$content)); } + my $output = header(-type => 'text/html'); + $output .= $tpl->get_template; + return \$output; } @@ -216,70 +277,43 @@ sub exec_beginedit($$) my ($data,$config) = @_; my $physical = $data->{'physical'}; my $virtual = $data->{'virtual'}; - my $uselist = $data->{'uselist'}; + my $dir = upper_path($virtual); + my $cgi = $data->{'cgi'}; - return error("You cannot edit directories.",upper_path($virtual)) if(-d $physical); - return error_in_use($virtual) if($uselist->in_use($virtual)); - return error("You have not enough permissions to edit this file.",upper_path($virtual)) unless(-r $physical && -w $physical); + return error($config->{'errors'}->{'link_edit'},$dir) if(-l $physical); + return error($config->{'errors'}->{'dir_edit'}, $dir) if(-d $physical); + return error($config->{'errors'}->{'no_edit'}, $dir) unless(-r $physical && -w $physical); # Check on binary files - unless(-T $physical) - { - # Binary file + return error($config->{'errors'}->{'binary_file'},$dir) unless(-T $physical); - return error("This editor is not able to view/edit binary files.",upper_path($virtual)); - } - else - { - # Text file + # Is the file too large? - $uselist->add_file($virtual); - $uselist->save; + return error($config->{'errors'}->{'file_too_large'},$dir,{SIZE => $config->{'max_file_size'}}) if($config->{'max_file_size'} && -s $physical > $config->{'max_file_size'}); - my $dir = upper_path($virtual); - my $content = encode_entities(${file_read($physical)}); + # ... and show the editing form - my $equal_url = equal_url($config->{'httproot'},$virtual); + my $content = file_read($physical,1); + my $md5sum = md5_hex($$content); + $$content =~ s/\015\012|\012|\015/\n/g; - $virtual = encode_entities($virtual); + my $tpl = new Template; + $tpl->read_file($config->{'templates'}->{'editfile'}); - 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.

+ $tpl->fillin('FILE',$virtual); + $tpl->fillin('DIR',$dir); + $tpl->fillin('URL',equal_url($config->{'httproot'},$virtual)); + $tpl->fillin('SCRIPT',$script); + $tpl->fillin('MD5SUM',$md5sum); + $tpl->fillin('CONTENT',encode_entities($$content)); -
- - -

-
+ $tpl->parse_if_block('error',0); -
- - + my $output = header(-type => 'text/html'); + $output .= $tpl->get_template; - - - - - - - - - -
- - Save as new file: $dir Encode ISO-8859-1 special chars
- - -
-END - - $output .= htmlfoot; - - return \$output; - } + return \$output; } # exec_endedit() @@ -296,40 +330,88 @@ sub exec_endedit($$) my ($data,$config) = @_; my $physical = $data->{'physical'}; my $virtual = $data->{'virtual'}; - my $content = $data->{'cgi'}->param('filecontent'); + my $dir = upper_path($virtual); + my $cgi = $data->{'cgi'}; + my $content = $cgi->param('filecontent'); + my $md5sum = $cgi->param('md5sum'); + my $output; - return error("You cannot edit directories.") if(-d $physical); - return error("You have not enough permissions to edit this file.",upper_path($virtual)) unless(-r $physical && -w $physical); + if(defined $content && $md5sum) + { + # Normalize newlines - # Normalize newlines + $content =~ s/\015\012|\012|\015/\n/g; - $content =~ s/\015\012|\012|\015/\n/g; + if($cgi->param('saveas') && $data->{'new_physical'} ne '' && $data->{'new_virtual'} ne '') + { + # Create the new filename - if($data->{'cgi'}->param('encode_iso')) - { - # Encode all ISO-8859-1 special chars + $physical = $data->{'new_physical'}; + $virtual = $data->{'new_virtual'}; + } - $content = encode_entities($content,"\200-\377"); - } + 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($data->{'cgi'}->param('saveas')) - { - # Create the new filename + # For technical reasons, we can't use file_save() for + # saving the file... - $physical = $data->{'new_physical'}; - $virtual = $data->{'new_virtual'}; - } + local *FILE; - if(file_save($physical,\$content)) - { - # Saving of the file was successful - so unlock it! + sysopen(FILE,$physical,O_RDWR | O_CREAT) or return error($config->{'errors'}->{'edit_failed'},$dir,{FILE => $virtual}); + file_lock(*FILE,LOCK_EX) or do { close(FILE); return error($config->{'errors'}->{'edit_failed'},$dir,{FILE => $virtual}) }; + binmode(FILE); - return exec_unlock($data,$config); - } - else - { - return error("Saving of file '".encode_entities($virtual)."' failed'.",upper_path($virtual)); + my $md5 = new Digest::MD5; + $md5->addfile(*FILE); + + my $md5_new = $md5->hexdigest; + + if($md5_new ne $md5sum && not $cgi->param('saveas')) + { + # The file changed meanwhile + + my $tpl = new Template; + $tpl->read_file($config->{'templates'}->{'editfile'}); + + $tpl->fillin('ERROR',$config->{'errors'}->{'edit_file_changed'}); + + $tpl->fillin('FILE',$virtual); + $tpl->fillin('DIR',$dir); + $tpl->fillin('URL',equal_url($config->{'httproot'},$virtual)); + $tpl->fillin('SCRIPT',$script); + $tpl->fillin('MD5SUM',$md5_new); + $tpl->fillin('CONTENT',encode_entities($content)); + + $tpl->parse_if_block('error',1); + + my $data = header(-type => 'text/html'); + $data .= $tpl->get_template; + + $output = \$data; + } + else + { + # The file was saved successfully! + + seek(FILE,0,0); + truncate(FILE,0); + + print FILE $content; + + $output = devedit_reload({command => 'show', file => $dir}); + + #return error($config->{'errors'}->{'edit_failed'},$dir,{FILE => $virtual}); + } + + close(FILE); + + return $output; } + + return devedit_reload({command => 'beginedit', file => $virtual}); } # exec_mkfile() @@ -349,10 +431,26 @@ sub exec_mkfile($$) my $dir = upper_path($new_virtual); $new_virtual = encode_entities($new_virtual); - return error("A file or directory called '$new_virtual' already exists.",$dir) 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("Could not create file '$new_virtual'.",$dir); - return devedit_reload({command => 'show', file => $dir}); + file_create($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'}); + + $tpl->fillin('DIR','/'); + $tpl->fillin('SCRIPT',$script); + + my $output = header(-type => 'text/html'); + $output .= $tpl->get_template; + + return \$output; + } } # exec_mkdir() @@ -372,107 +470,90 @@ sub exec_mkdir($$) my $dir = upper_path($new_virtual); $new_virtual = encode_entities($new_virtual); - return error("A file or directory called '$new_virtual' already exists.",$dir) if(-e $new_physical); + if($new_physical) + { + return error($config->{'errors'}->{'file_exists'},$dir,{FILE => $new_virtual}) if(-e $new_physical); - mkdir($new_physical) or return error("Could not create directory '$new_virtual'.",$dir); - return devedit_reload({command => 'show', file => $dir}); + mkdir($new_physical,0777) or return error($config->{'errors'}->{'mkdir_failed'},$dir,{DIR => $new_virtual}); + return devedit_reload({command => 'show', file => $dir}); + } + else + { + my $tpl = new Template; + $tpl->read_file($config->{'templates'}->{'mkdir'}); + + $tpl->fillin('DIR','/'); + $tpl->fillin('SCRIPT',$script); + + my $output = header(-type => 'text/html'); + $output .= $tpl->get_template; + + return \$output; + } } -# exec_workwithfile() +# exec_upload() # -# Display a form for renaming/copying/deleting/unlocking a file +# Process a file upload # # Params: 1. Reference to user input hash # 2. Reference to config hash # # Return: Output of the command (Scalar Reference) -sub exec_workwithfile($$) +sub exec_upload($$) { my ($data,$config) = @_; my $physical = $data->{'physical'}; my $virtual = $data->{'virtual'}; - my $unused = $data->{'uselist'}->unused($virtual); - - my $dir = encode_entities(upper_path($virtual)); - - my $output = htmlhead("Work with file ".encode_entities($virtual)); - $output .= equal_url($config->{'httproot'},$virtual); - - $virtual = encode_entities($virtual); + my $cgi = $data->{'cgi'}; - $output .= dir_link($virtual); - $output .= "

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

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

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

\n\n" unless($unused); - - $output .= "
\n\n"; - - # Copying of the file is always allowed - but we need read access - - if(-r $physical) + if(my $uploaded_file = $cgi->param('uploaded_file')) { - $output .= <Copy - -
- - -

Copy file '$virtual' to: $dir

-
+ # Process file upload -
+ my $filename = file_name($uploaded_file); + my $file_phys = $physical.'/'.$filename; + my $file_virt = $virtual.$filename; -END - } - - 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() @@ -489,21 +570,65 @@ 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("You have not enough permissions to copy this file.") unless(-r $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' already exists and this editor is currently not able to ask to overwrite the existing file or directory.",upper_path($virtual)); + 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'}->{'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'}); + + $tpl->fillin('FILE',$virtual); + $tpl->fillin('DIR',$dir); + $tpl->fillin('URL',equal_url($config->{'httproot'},$virtual)); + $tpl->fillin('SCRIPT',$script); - copy($physical,$new_physical) or return error("Could not copy '$virtual' to '$new_virtual'",upper_path($virtual)); - return devedit_reload({command => 'show', file => $dir}); + my $output = header(-type => 'text/html'); + $output .= $tpl->get_template; + + return \$output; + } } # exec_rename() @@ -520,25 +645,68 @@ 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)); - if(-e $new_physical) + if($new_physical) { - return error("A file or directory called '$new_virtual' already exists and this editor is currently not able to ask to overwrite the existing file or directory.",upper_path($virtual)); + 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'}->{'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'}); + + $tpl->fillin('FILE',$virtual); + $tpl->fillin('DIR',$dir); + $tpl->fillin('URL',equal_url($config->{'httproot'},$virtual)); + $tpl->fillin('SCRIPT',$script); + + my $output = header(-type => 'text/html'); + $output .= $tpl->get_template; - rename($physical,$new_physical) or return error("Could not move/rename '".encode_entities($virtual)."' to '$new_virtual'.",upper_path($virtual)); - return devedit_reload({command => 'show', file => $dir}); + 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 @@ -550,34 +718,247 @@ 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.",upper_path($virtual)) 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)); + + if(-d $physical && not -l $physical) + { + # Remove a directory - unlink($physical) or return error("Could not delete file '".encode_entities($virtual)."'.",upper_path($virtual)); - return devedit_reload({command => 'show', file => upper_path($virtual)}); + 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 + + 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_unlock() +# exec_chprop() # -# Remove a file from the list of used files and -# return to directory view +# 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_unlock($$) +sub exec_chprop($$) { my ($data,$config) = @_; + my $physical = $data->{'physical'}; my $virtual = $data->{'virtual'}; - my $uselist = $data->{'uselist'}; + 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); + + 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 - $uselist->remove_file($virtual); - $uselist->save; + my @stat = stat($physical); + my $mode = $stat[2]; + my $gid = $stat[5]; - return devedit_reload({command => 'show', file => upper_path($virtual)}); + 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_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); + } + + my $output = header(-type => 'text/html'); + $output .= $tpl->get_template; + + return \$output; } # it's true, baby ;-)