X-Git-Url: https://git.p6c8.net/devedit.git/blobdiff_plain/9ba648e57a6e37366c685326c9997c3e643ce1ef..c1339294a28926ba7593adbd3d48ef9f1bcf6dfa:/modules/Command.pm?ds=inline diff --git a/modules/Command.pm b/modules/Command.pm index 6b413d0..cd3f6fb 100644 --- a/modules/Command.pm +++ b/modules/Command.pm @@ -5,8 +5,8 @@ package Command; # # Execute Dev-Editor's commands # -# Author: Patrick Canterino <patshaping@gmx.net> -# Last modified: 2003-12-21 +# Author: Patrick Canterino <patrick@patshaping.de> +# Last modified: 2005-02-12 # use strict; @@ -17,26 +17,32 @@ use File::Access; use File::Copy; use File::Path; -use HTML::Entities; -use Output; use POSIX qw(strftime); use Tool; -my $script = $ENV{'SCRIPT_NAME'}; - -my %dispatch = ('show' => \&exec_show, - 'beginedit' => \&exec_beginedit, - 'canceledit' => \&exec_unlock, - 'endedit' => \&exec_endedit, - 'mkdir' => \&exec_mkdir, - 'mkfile' => \&exec_mkfile, - 'workwithfile' => \&exec_workwithfile, - 'workwithdir' => \&exec_workwithdir, - 'copy' => \&exec_copy, - 'rename' => \&exec_rename, - 'remove' => \&exec_remove, - 'rmdir' => \&exec_rmdir, - 'unlock' => \&exec_unlock +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 ### @@ -59,10 +65,16 @@ sub exec_command($$$) { my ($command,$data,$config) = @_; - return error("Unknown command: $command") unless($dispatch{$command}); + foreach(keys(%dispatch)) + { + if(lc($_) eq lc($command)) + { + my $output = &{$dispatch{$_}}($data,$config); + return $output; + } + } - my $output = &{$dispatch{$command}}($data,$config); - return $output; + return error($config->{'errors'}->{'cmd_unknown'},'/',{COMMAND => encode_entities($command)}); } # exec_show() @@ -79,183 +91,177 @@ sub exec_show($$) 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'}; + + my $tpl = new Template; - if(-d $physical) + 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 .= "<hr>\n\n<pre>\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; - $output .= "<a href=\"$script?command=show&file=".encode_entities(upper_path($virtual))."\">../</a>\n"; - } + my @stat = stat($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); - my $virt_path = encode_entities($virtual.$dir."/"); - - $output .= " "; - $output .= "[SUBDIR] "; - $output .= strftime($config->{'timeformat'},localtime($stat[9])); - $output .= " " x 10; - $output .= "<a href=\"$script?command=show&file=$virt_path\">".encode_entities($dir)."/</a>"; - $output .= " " x ($max_name_len - length($dir) - 1)."\t ("; - $output .= "<a href=\"$script?command=workwithdir&file=$virt_path\">Work with directory</a>)\n"; + next unless(dos_wildcard_match($filter1,$dir)); + + my $phys_path = $physical.'/'.$dir; + my $virt_path = encode_entities($virtual.$dir.'/'); + + my @stat = stat($phys_path); + + 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 $in_use = $uselist->in_use($virtual.$file); + my $too_large = $config->{'max_file_size'} && $stat[7] > $config->{'max_file_size'}; - $output .= " " x (10 - length($stat[7])); - $output .= $stat[7]; - $output .= " "; - $output .= strftime($config->{'timeformat'},localtime($stat[9])); - $output .= " " x 10; - $output .= encode_entities($file); - $output .= " " x ($max_name_len - length($file))."\t ("; + my $ftpl = new Template; + $ftpl->read_file($config->{'templates'}->{'dirlist_file'}); - # Link "View" + $ftpl->fillin('FILE',$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)); - if(-r $phys_path && -T $phys_path) - { - $output .= "<a href=\"$script?command=show&file=$virt_path\">View</a>"; - } - else - { - $output .= '<span style="color:#C0C0C0" title="'; + $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 .= (not -r $phys_path) ? "Not readable" : - (-B $phys_path) ? "Binary file" : ""; + $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 .= '">View</span>'; - } + $ftpl->parse_if_block('in_use',$in_use); + $ftpl->parse_if_block('unused',not $in_use); - $output .= " | "; + $ftpl->parse_if_block('too_large',$config->{'max_file_size'} && $stat[7] > $config->{'max_file_size'}); - # Link "Edit" + $ftpl->parse_if_block('users',$users && -o $phys_path); - if(-w $phys_path && -r $phys_path && -T $phys_path && not $in_use) - { - $output .= "<a href=\"$script?command=beginedit&file=$virt_path\">Edit</a>"; - } - else - { - $output .= '<span style="color:#C0C0C0" title="'; + $dirlist .= $ftpl->get_template; + } - $output .= (not -r $phys_path) ? "Not readable" : - (not -w $phys_path) ? "Read only" : - (-B $phys_path) ? "Binary file" : - ($in_use) ? "In use" : ""; + $tpl->read_file($config->{'templates'}->{'dirlist'}); - $output .= '">Edit</span>'; - } + $tpl->fillin('DIRLIST',$dirlist); + $tpl->fillin('DIR',encode_entities($virtual)); + $tpl->fillin('SCRIPT',$script); + $tpl->fillin('URL',encode_entities(equal_url($config->{'httproot'},$virtual))); - # Link "Do other stuff" + $tpl->fillin('FILTER',encode_entities($filter2)); + $tpl->fillin('FILTER_URL',escape($filter2)); - $output .= " | <a href=\"$script?command=workwithfile&file=$virt_path\">Work with file</a>)\n"; - } + $tpl->parse_if_block('dir_writeable',$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); - $output .= "</pre>\n\n<hr>\n\n"; - - # Bottom of directory listing - # (Fields for creating files and directories) - - $output .= <<END; -<table border="0"> -<tr> -<form action="$script"> -<input type="hidden" name="command" value="mkdir"> -<input type="hidden" name="curdir" value="$virtual"> -<td>Create new directory:</td> -<td>$virtual <input type="text" name="newfile"> <input type="submit" value="Create!"></td> -</form> -</tr> -<tr> -<td>Create new file:</td> -<form action="$script"> -<input type="hidden" name="command" value="mkfile"> -<input type="hidden" name="curdir" value="$virtual"> -<td>$virtual <input type="text" name="newfile"> <input type="submit" value="Create!"></td> -</form> -</tr> -</table> - -<hr> -END - $output .= htmlfoot; + $tpl->read_file($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'},$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 .= '<div style="background-color:#FFFFE0;border:1px solid black;margin-top:10px;width:100%">'."\n"; - $output .= '<pre style="color:#0000C0;">'."\n"; - $output .= encode_entities(${file_read($physical)}); - $output .= "\n</pre>\n</div>"; + # 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; } @@ -273,70 +279,65 @@ 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.",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'}->{'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.",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)}); + # 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 .= <<END; -<p><b style="color:#FF0000">Caution!</b> This file is locked for other users while you are editing it. To unlock it, click <i>Save and exit</i> or <i>Exit WITHOUT saving</i>. Please <b>don't</b> click the <i>Reload</i> button in your browser! This will confuse the editor.</p> + my $content = file_read($physical); + $$content =~ s/\015\012|\012|\015/\n/g; -<form action="$script" method="get"> -<input type="hidden" name="command" value="canceledit"> -<input type="hidden" name="file" value="$virtual"> -<p><input type="submit" value="Exit WITHOUT saving"></p> -</form> + my $tpl = new Template; + $tpl->read_file($config->{'templates'}->{'editfile'}); -<form action="$script" method="post"> -<input type="hidden" name="command" value="endedit"> -<input type="hidden" name="file" value="$virtual"> + $tpl->fillin('FILE',$virtual); + $tpl->fillin('DIR',$dir); + $tpl->fillin('URL',equal_url($config->{'httproot'},$virtual)); + $tpl->fillin('SCRIPT',$script); + $tpl->fillin('CONTENT',encode_entities($$content)); -<table width="100%" border="1"> -<tr> -<td width="50%" align="center"> -<input type="hidden" name="file" value="$virtual"> -<input type="checkbox" name="saveas" value="1"> Save as new file: $dir <input type=text name="newfile" value=""></td> -<td width="50%" align="center"><input type="checkbox" name="encode_iso" value="1"> Encode ISO-8859-1 special chars</td> -</tr> -<tr> -<td align="center"><input type="reset" value="Reset form"></td> -<td align="center"><input type="submit" value="Save and exit"></td> -</tr> -</table> + my $output = header(-type => 'text/html'); + $output .= $tpl->get_template; -<textarea name="filecontent" rows="25" cols="120">$content</textarea> -</form> -END + return \$output; +} - $output .= htmlfoot; +# exec_canceledit() +# +# Abort file editing +# +# Params: 1. Reference to user input hash +# 2. Reference to config hash +# +# Return: Output of the command (Scalar Reference) - return \$output; - } +sub exec_canceledit($$) +{ + 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() @@ -353,10 +354,16 @@ sub exec_endedit($$) my ($data,$config) = @_; my $physical = $data->{'physical'}; my $virtual = $data->{'virtual'}; + my $dir = upper_path($virtual); my $content = $data->{'cgi'}->param('filecontent'); + my $uselist = $data->{'uselist'}; + + # We already unlock the file at the beginning of the subroutine, + # because if we have to abort this routine, the file keeps locked. + # No other user of Dev-Editor will access the file during this + # routine because of the concept of File::UseList. - return error("You cannot edit directories.") if(-d $physical); - return error("You have not enough permissions to edit this file.",upper_path($virtual)) unless(-r $physical && -w $physical); + file_unlock($uselist,$virtual) or return error($config->{'errors'}->{'ul_rm_failed'},$dir,{FILE => $virtual, USELIST => $uselist->{'listfile'}}); # Normalize newlines @@ -369,23 +376,32 @@ sub exec_endedit($$) $content = encode_entities($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) unless(-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'. The file could be damaged, please check it's integrity.",upper_path($virtual)); + return error($config->{'errors'}->{'edit_failed'},$dir,{FILE => $virtual}); } } @@ -406,10 +422,26 @@ sub exec_mkfile($$) my $dir = upper_path($new_virtual); $new_virtual = encode_entities($new_virtual); - return error("A file or directory called '$new_virtual' already exists.",$dir) if(-e $new_physical); + if($new_physical) + { + return error($config->{'errors'}->{'file_exists'},$dir,{FILE => $new_virtual}) if(-e $new_physical); - file_create($new_physical) or return error("Could not create file '$new_virtual'.",$dir); - return devedit_reload({command => 'show', file => $dir}); + file_create($new_physical) or return error($config->{'errors'}->{'mkfile_failed'},$dir,{FILE => $new_virtual}); + return devedit_reload({command => 'show', file => $dir}); + } + else + { + my $tpl = new Template; + $tpl->read_file($config->{'templates'}->{'mkfile'}); + + $tpl->fillin('DIR','/'); + $tpl->fillin('SCRIPT',$script); + + my $output = header(-type => 'text/html'); + $output .= $tpl->get_template; + + return \$output; + } } # exec_mkdir() @@ -429,401 +461,544 @@ sub exec_mkdir($$) 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,0777) 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/removing/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 = $data->{'cgi'}; + + return error($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); + + if(my $uploaded_file = $cgi->param('uploaded_file')) + { + # Process file upload - my $dir = encode_entities(upper_path($virtual)); + my $filename = file_name($uploaded_file); + my $file_phys = $physical.'/'.$filename; + my $file_virt = $virtual.$filename; - my $output = htmlhead("Work with file ".encode_entities($virtual)); - $output .= equal_url($config->{'httproot'},$virtual); + return error($config->{'errors'}->{'in_use'},$virtual,{FILE => $file_virt}) if($data->{'uselist'}->in_use($file_virt)); - $virtual = encode_entities($virtual); + 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')); + } - $output .= dir_link($virtual); - $output .= "<p><b>Note:</b> On UNIX systems, filenames are <b>case-sensitive</b>!</p>\n\n"; + my $ascii = $cgi->param('ascii'); + my $handle = $cgi->upload('uploaded_file'); - $output .= "<p>Someone else is currently editing this file. So not all features are available.</p>\n\n" unless($unused); + return error($config->{'errors'}->{'invalid_upload'},$virtual) unless($handle); - $output .= "<hr>\n\n"; + # Read transferred file and write it to disk - # Copying of the file is always allowed - but we need read access + read($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}); - if(-r $physical) + return devedit_reload({command => 'show', file => $virtual}); + } + else { - $output .= <<END; -<h2>Copy</h2> + my $tpl = new Template; + $tpl->read_file($config->{'templates'}->{'upload'}); -<form action="$script"> -<input type="hidden" name="command" value="copy"> -<input type="hidden" name="file" value="$virtual"> -<p>Copy file '$virtual' to:<br>$dir <input type="text" name="newfile" size="30"> <input type="submit" value="Copy!"></p> -</form> + $tpl->fillin('DIR',$virtual); + $tpl->fillin('URL',equal_url($config->{'httproot'},$virtual)); + $tpl->fillin('SCRIPT',$script); -<hr> + my $output = header(-type => 'text/html'); + $output .= $tpl->get_template; -END + return \$output; } +} - if($unused) +# exec_copy() +# +# Copy a file 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_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'}->{'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) { - # File is not locked - # Allow renaming and deleting the file + 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); - $output .= <<END; -<h2>Move/rename</h2> + if(not $data->{'cgi'}->param('confirmed')) + { + my $tpl = new Template; + $tpl->read_file($config->{'templates'}->{'confirm_replace'}); -<form action="$script"> -<input type="hidden" name="command" value="rename"> -<input type="hidden" name="file" value="$virtual"> -<p>Move/Rename file '$virtual' to:<br>$dir <input type="text" name="newfile" size="30"> <input type="submit" value="Move/Rename!"></p> -</form> + $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); -<hr> + $tpl->fillin('COMMAND','copy'); + $tpl->fillin('URL',equal_url($config->{'httproot'},$virtual)); + $tpl->fillin('SCRIPT',$script); -<h2>Remove</h2> + my $output = header(-type => 'text/html'); + $output .= $tpl->get_template; -<p>Click on the button below to remove the file '$virtual'.</p> + return \$output; + } + } -<form action="$script" method="get"> -<input type="hidden" name="file" value="$virtual"> -<input type="hidden" name="command" value="remove"> -<p><input type="submit" value="Remove!"></p> -</form> -END + 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 { - # File is locked - # Just display a button for unlocking it + my $tpl = new Template; + $tpl->read_file($config->{'templates'}->{'copyfile'}); - $output .= <<END; -<h2>Unlock file</h2> + $tpl->fillin('FILE',$virtual); + $tpl->fillin('DIR',$dir); + $tpl->fillin('URL',equal_url($config->{'httproot'},$virtual)); + $tpl->fillin('SCRIPT',$script); -<p>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 <b>only</b> in this case) you can unlock the file using this button:</p> + my $output = header(-type => 'text/html'); + $output .= $tpl->get_template; -<form action="$script" method="get"> -<input type="hidden" name="file" value="$virtual"> -<input type="hidden" name="command" value="unlock"> -<p><input type="submit" value="Unlock file '$virtual'"></p> -</form> -END + return \$output; } - - $output .= "\n<hr>"; - $output .= htmlfoot; - - return \$output; } -# exec_workwithdir() +# exec_rename() # -# Display a form for renaming/removing a directory +# Rename/move a file 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_workwithdir($$) +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 $dir = encode_entities(upper_path($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)); - my $output = htmlhead("Work with directory ".encode_entities($virtual)); - $output .= equal_url($config->{'httproot'},$virtual); + if($new_physical) + { + my $new_virtual = $data->{'new_virtual'}; + my $new_dir = upper_path($new_virtual); + $new_virtual = encode_entities($new_virtual); - $virtual = encode_entities($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); - $output .= dir_link($virtual); - $output .= "<p><b>Note:</b> On UNIX systems, filenames are <b>case-sensitive</b>!</p>\n\n"; - $output .= "<hr>\n\n"; + if(not $data->{'cgi'}->param('confirmed')) + { + my $tpl = new Template; + $tpl->read_file($config->{'templates'}->{'confirm_replace'}); - $output .= <<END; -<h2>Move/rename</h2> + $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); -<form action="$script"> -<input type="hidden" name="command" value="rename"> -<input type="hidden" name="file" value="$virtual"> -<p>Move/Rename directory '$virtual' to:<br>$dir <input type="text" name="newfile" size="50"> <input type="submit" value="Move/Rename!"></p> -</form> + $tpl->fillin('COMMAND','rename'); + $tpl->fillin('URL',equal_url($config->{'httproot'},$virtual)); + $tpl->fillin('SCRIPT',$script); -<hr> + my $output = header(-type => 'text/html'); + $output .= $tpl->get_template; -<h2>Remove</h2> + return \$output; + } + } -<p>Click on the button below to completely remove the directory '$virtual' and oll of it's files and sub directories.</p> + 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 + { + my $tpl = new Template; + $tpl->read_file($config->{'templates'}->{'renamefile'}); -<form action="$script" method="get"> -<input type="hidden" name="file" value="$virtual"> -<input type="hidden" name="command" value="rmdir"> -<p><input type="submit" value="Remove!"></p> -</form> -END + $tpl->fillin('FILE',$virtual); + $tpl->fillin('DIR',$dir); + $tpl->fillin('URL',equal_url($config->{'httproot'},$virtual)); + $tpl->fillin('SCRIPT',$script); - $output .= "\n<hr>"; - $output .= htmlfoot; + my $output = header(-type => 'text/html'); + $output .= $tpl->get_template; - return \$output; + return \$output; + } } -# exec_copy() +# exec_remove() # -# Copy 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 # # Return: Output of the command (Scalar Reference) -sub exec_copy($$) +sub exec_remove($$) { my ($data,$config) = @_; my $physical = $data->{'physical'}; - my $virtual = encode_entities($data->{'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); + my $virtual = $data->{'virtual'}; + my $dir = upper_path($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'}->{'remove_root'},'/') if($virtual eq '/'); + return error($config->{'errors'}->{'no_delete'},$dir) unless(-w upper_path($physical)); - if(-e $new_physical) + if(-d $physical && not -l $physical) { - if(-d $new_physical) + # Remove a directory + + if($data->{'cgi'}->param('confirmed')) { - return error("A directory called '$new_virtual' already exists. You cannot replace a directory by a file!",$dir); + rmtree($physical); + return devedit_reload({command => 'show', file => $dir}); } - elsif(not $data->{'cgi'}->param('confirmed')) + else { - $dir = encode_entities($dir); + my $tpl = new Template; + $tpl->read_file($config->{'templates'}->{'confirm_rmdir'}); - my $output = htmlhead("Replace existing file"); - $output .= <<"END"; -<p>A file called '$new_virtual' already exists. Do you want to replace it?</p> + $tpl->fillin('DIR',$virtual); + $tpl->fillin('UPPER_DIR',$dir); + $tpl->fillin('URL',equal_url($config->{'httproot'},$virtual)); + $tpl->fillin('SCRIPT',$script); -<form action="$script" method="get"> -<input type="hidden" name="command" value="copy"> -<input type="hidden" name="file" value="$virtual"> -<input type="hidden" name="newfile" value="$new_virtual"> -<input type="hidden" name="confirmed" value="1"> + my $output = header(-type => 'text/html'); + $output .= $tpl->get_template; -<p><input type="submit" value="Yes"></p> -</form> + return \$output; + } + } + else + { + # Remove a file + + return error($config->{'errors'}->{'in_use'},$dir,{FILE => $virtual}) if($data->{'uselist'}->in_use($virtual)); -<form action="$script" method="get"> -<input type="hidden" name="command" value="show"> -<input type="hidden" name="file" value="$dir"> + 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'}); -<p><input type="submit" value="No"></p> -</form> -END + $tpl->fillin('FILE',$virtual); + $tpl->fillin('DIR',$dir); + $tpl->fillin('URL',equal_url($config->{'httproot'},$virtual)); + $tpl->fillin('SCRIPT',$script); - $output .= htmlfoot; + my $output = header(-type => 'text/html'); + $output .= $tpl->get_template; return \$output; } } - - if($data->{'uselist'}->in_use($data->{'new_virtual'})) - { - return error("The target file '$new_virtual' already exists and it is edited by someone else.",$dir); - } - - copy($physical,$new_physical) or return error("Could not copy '$virtual' to '$new_virtual'",upper_path($virtual)); - return devedit_reload({command => 'show', file => $dir}); } -# exec_rename() +# exec_chprop() # -# Rename/move a file 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_rename($$) +sub exec_chprop($$) { my ($data,$config) = @_; my $physical = $data->{'physical'}; my $virtual = $data->{'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); + 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)); - return error_in_use($virtual) if($data->{'uselist'}->in_use($virtual)); + my $cgi = $data->{'cgi'}; + my $mode = $cgi->param('mode'); + my $group = $cgi->param('group'); - if(-e $new_physical) + if($mode || $group) { - if(-d $new_physical) + if($mode) { - return error("A directory called '$new_virtual' already exists. You cannot replace a directory!",upper_path($virtual)); + # Change the mode + + chmod(oct($mode),$physical); } - elsif(not $data->{'cgi'}->param('confirmed')) + + if($group) { - $dir = encode_entities($dir); + # Change the group using the `chgrp` system command - my $output = htmlhead("Replace existing file"); - $output .= <<"END"; -<p>A file called '$new_virtual' already exists. Do you want to replace it?</p> + return error($config->{'errors'}->{'invalid_group'},$dir,{GROUP => encode_entities($group)}) unless($group =~ /^[a-z0-9_]+[a-z0-9_-]*$/i); + system('chgrp',$group,$physical); + } -<form action="$script" method="get"> -<input type="hidden" name="command" value="rename"> -<input type="hidden" name="file" value="$virtual"> -<input type="hidden" name="newfile" value="$new_virtual"> -<input type="hidden" name="confirmed" value="1"> + return devedit_reload({command => 'show', file => $dir}); + } + else + { + # Display the form -<p><input type="submit" value="Yes"></p> -</form> + my @stat = stat($physical); + my $mode = $stat[2]; + my $gid = $stat[5]; -<form action="$script" method="get"> -<input type="hidden" name="command" value="show"> -<input type="hidden" name="file" value="$dir"> + my $tpl = new Template; + $tpl->read_file($config->{'templates'}->{'chprop'}); -<p><input type="submit" value="No"></p> -</form> -END + # Insert file properties into the template - $output .= htmlfoot; + $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 + { + $tpl->parse_if_block('group_detected',0); } - } - if($data->{'uselist'}->in_use($data->{'new_virtual'})) - { - return error("The target file '$new_virtual' already exists and it is edited by someone else.",$dir); - } + # Insert other information - 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}); + $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_remove() +# exec_unlock() # -# Remove a file and return to directory view +# Remove a file from the list of used files 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($$) +sub exec_unlock($$) { my ($data,$config) = @_; - my $physical = $data->{'physical'}; my $virtual = $data->{'virtual'}; + my $uselist = $data->{'uselist'}; + my $dir = upper_path($virtual); - return exec_rmdir($data,$config) if(-d $physical); - return error_in_use($virtual) if($data->{'uselist'}->in_use($virtual)); + return devedit_reload({command => 'show', file => $dir}) if($uselist->unused($virtual)); - unlink($physical) or return error("Could not delete file '".encode_entities($virtual)."'.",upper_path($virtual)); - return devedit_reload({command => 'show', file => upper_path($virtual)}); + if($data->{'cgi'}->param('confirmed')) + { + file_unlock($uselist,$virtual) or return error($config->{'errors'}->{'ul_rm_failed'},$dir,{FILE => $virtual, USELIST => $uselist->{'listfile'}}); + return devedit_reload({command => 'show', file => $dir}); + } + else + { + my $tpl = new Template; + $tpl->read_file($config->{'templates'}->{'confirm_unlock'}); + + $tpl->fillin('FILE',$virtual); + $tpl->fillin('DIR',$dir); + $tpl->fillin('URL',equal_url($config->{'httproot'},$virtual)); + $tpl->fillin('SCRIPT',$script); + + my $output = header(-type => 'text/html'); + $output .= $tpl->get_template; + + return \$output; + } } -# exec_rmdir() +# exec_about() # -# Remove a directory and return to directory view +# Display some information about Dev-Editor # # Params: 1. Reference to user input hash # 2. Reference to config hash # # Return: Output of the command (Scalar Reference) -sub exec_rmdir($$) +sub exec_about($$) { my ($data,$config) = @_; - my $physical = $data->{'physical'}; - my $virtual = $data->{'virtual'}; - return exec_remove($data,$config) if(not -d $physical); + my $tpl = new Template; + $tpl->read_file($config->{'templates'}->{'about'}); - if($data->{'cgi'}->param('confirmed')) - { - rmtree($physical); - return devedit_reload({command => 'show', file => upper_path($virtual)}); - } - else - { - my $dir = encode_entities(upper_path($virtual)); - my $output; + $tpl->fillin('SCRIPT',$script); - $output = htmlhead("Remove directory $virtual"); - $output .= equal_url($config->{'httproot'},$virtual); + # Dev-Editor's version number - $virtual = encode_entities($virtual); + $tpl->fillin('VERSION',$data->{'version'}); - $output .= dir_link($virtual); + # Some path information - $output .= <<"END"; -<p>Do you really want to remove the directory '$virtual' and all of it's files and sub directories?</p> + $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'})); -<form action="$script" method="get"> -<input type="hidden" name="command" value="rmdir"> -<input type="hidden" name="file" value="$virtual"> -<input type="hidden" name="confirmed" value="1"> + # Perl -<p><input type="submit" value="Yes"></p> -</form> + $tpl->fillin('PERL_PROG',encode_entities($^X)); + $tpl->fillin('PERL_VER', sprintf('%vd',$^V)); -<form action="$script" method="get"> -<input type="hidden" name="command" value="show"> -<input type="hidden" name="file" value="$dir"> + # Information about the server -<p><input type="submit" value="No"></p> -</form> -END + $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))); - $output .= htmlfoot; + $tpl->parse_if_block('gmt',$config->{'use_gmt'}); - return \$output; - } -} + # Process information -# exec_unlock() -# -# Remove a file from the list of used files and -# return to directory view -# -# Params: 1. Reference to user input hash -# 2. Reference to config hash -# -# Return: Output of the command (Scalar Reference) + $tpl->fillin('PID',$$); -sub exec_unlock($$) -{ - my ($data,$config) = @_; - my $virtual = $data->{'virtual'}; - my $uselist = $data->{'uselist'}; + # The following information is only available on systems supporting + # users and groups + + if($users) + { + # Dev-Editor is running on a system which allows users and groups + # So we display the user and the group of our process - $uselist->remove_file($virtual); - $uselist->save; + my $uid = POSIX::getuid; + my $gid = POSIX::getgid; - return devedit_reload({command => 'show', file => upper_path($virtual)}); + $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 ;-)