X-Git-Url: https://git.p6c8.net/devedit.git/blobdiff_plain/a180f0b982f525ea2d17516f9aa43d3313399de1..4308edd69b75085c3b49f90f260f593783fbc93b:/modules/Command.pm?ds=sidebyside diff --git a/modules/Command.pm b/modules/Command.pm index 6db5d07..4e7e365 100644 --- a/modules/Command.pm +++ b/modules/Command.pm @@ -6,7 +6,7 @@ package Command; # Execute Dev-Editor's commands # # Author: Patrick Canterino -# Last modified: 2004-07-11 +# Last modified: 2004-10-30 # use strict; @@ -26,6 +26,7 @@ use Output; use Template; my $script = $ENV{'SCRIPT_NAME'}; +my $users = eval("getpwuid(0)") && eval("getgrgid(0)"); my %dispatch = ('show' => \&exec_show, 'beginedit' => \&exec_beginedit, @@ -37,6 +38,7 @@ my %dispatch = ('show' => \&exec_show, 'copy' => \&exec_copy, 'rename' => \&exec_rename, 'remove' => \&exec_remove, + 'chprop' => \&exec_chprop, 'unlock' => \&exec_unlock, 'about' => \&exec_about ); @@ -61,10 +63,16 @@ sub exec_command($$$) { my ($command,$data,$config) = @_; - return error($config->{'errors'}->{'cmd_unknown'},'/',{COMMAND => $command}) unless($dispatch{$command}); + foreach(keys(%dispatch)) + { + if(lc($_) eq lc($command)) + { + my $output = &{$dispatch{$_}}($data,$config); + return $output; + } + } - my $output = &{$dispatch{$command}}($data,$config); - return $output; + return error($config->{'errors'}->{'cmd_unknown'},'/',{COMMAND => $command}); } # exec_show() @@ -81,6 +89,7 @@ sub exec_show($$) my ($data,$config) = @_; my $physical = $data->{'physical'}; my $virtual = $data->{'virtual'}; + my $uselist = $data->{'uselist'}; my $tpl = new Template; @@ -127,6 +136,8 @@ sub exec_show($$) $dtpl->fillin("DATE",strftime($config->{'timeformat'},localtime($stat[9]))); $dtpl->fillin("URL",equal_url($config->{'httproot'},$virt_path)); + $dtpl->parse_if_block("users",$users && -o $physical."/".$dir); + $dirlist .= $dtpl->get_template; } @@ -138,7 +149,7 @@ sub exec_show($$) my $virt_path = encode_entities($virtual.$file); my @stat = stat($phys_path); - my $in_use = $data->{'uselist'}->in_use($virtual.$file); + my $in_use = $uselist->in_use($virtual.$file); my $ftpl = new Template; $ftpl->read_file($config->{'templates'}->{'dirlist_file'}); @@ -162,6 +173,8 @@ sub exec_show($$) $ftpl->parse_if_block("too_large",$config->{'max_file_size'} && $stat[7] > $config->{'max_file_size'}); + $ftpl->parse_if_block("users",$users && -o $phys_path); + $dirlist .= $ftpl->get_template; } @@ -192,7 +205,9 @@ sub exec_show($$) { # Text file - if($config->{'max_file_size'} && (stat($physical))[7] > $config->{'max_file_size'}) + my $size = (stat($physical))[7]; + + if($config->{'max_file_size'} && $size > $config->{'max_file_size'}) { return error($config->{'errors'}->{'file_too_large'},upper_path($virtual),{SIZE => $config->{'max_file_size'}}) } @@ -207,6 +222,9 @@ sub exec_show($$) $tpl->fillin("DIR",upper_path($virtual)); $tpl->fillin("URL",equal_url($config->{'httproot'},$virtual)); $tpl->fillin("SCRIPT",$script); + + $tpl->parse_if_block("editable",-r $physical && -w $physical && -T $physical && not ($config->{'max_file_size'} && $size > $config->{'max_file_size'}) && $uselist->unused($virtual)); + $tpl->fillin("CONTENT",encode_entities($$content)); } } @@ -253,7 +271,7 @@ sub exec_beginedit($$) return error($config->{'errors'}->{'file_too_large'},upper_path($virtual),{SIZE => $config->{'max_file_size'}}) } else - { + { # Text file $uselist->add_file($virtual); @@ -314,6 +332,14 @@ sub exec_endedit($$) my $content = $data->{'cgi'}->param('filecontent'); my $uselist = $data->{'uselist'}; + # We already unlock the file at the beginning of the + # subroutine, because if we have to abort this routine, + # the file keeps locked. + # Nobody else will access the file during this routine + # because of the concept of File::UseList. + + file_unlock($uselist,$virtual); + # Normalize newlines $content =~ s/\015\012|\012|\015/\n/g; @@ -325,7 +351,7 @@ sub exec_endedit($$) $content = encode_entities($content,"\200-\377"); } - if($data->{'cgi'}->param('saveas')) + if($data->{'cgi'}->param('saveas') && $data->{'new_physical'} ne '' && $data->{'new_virtual'} ne '') { # Create the new filename @@ -337,18 +363,14 @@ sub exec_endedit($$) return error($config->{'errors'}->{'in_use'},upper_path($virtual),{FILE => $virtual}) if($uselist->in_use($virtual)); } - return error($config->{'errors'}->{'editdir'},upper_path($virtual)) if(-d $physical); - return error($config->{'errors'}->{'noedit'}, upper_path($virtual)) unless(-r $physical && -w $physical); + return error($config->{'errors'}->{'text_to_binary'},upper_path($virtual)) unless(-T $physical); + return error($config->{'errors'}->{'editdir'},upper_path($virtual)) if(-d $physical); + return error($config->{'errors'}->{'noedit'}, upper_path($virtual)) if(-e $physical && !(-r $physical && -w $physical)); if(file_save($physical,\$content)) { # Saving of the file was successful - so unlock it! - file_unlock($uselist,$data->{'virtual'}); - # ^^^^^^^^^^^^^^^^^^ - # Maybe the user saved the file using another filename... - # But we have to unlock the original file! - return devedit_reload({command => 'show', file => upper_path($virtual)}); } else @@ -459,7 +481,7 @@ sub exec_upload($$) my $file_phys = $physical."/".$filename; my $file_virt = $virtual."".$filename; - return error($config->{'errors'}->{'file_exists'},$virtual,{FILE => $file_virt}) if(-e $file_phys); + return error($config->{'errors'}->{'file_exists'},$virtual,{FILE => $file_virt}) if(-e $file_phys && not $cgi->param('overwrite')); my $ascii = $cgi->param('ascii'); my $handle = $cgi->upload('uploaded_file'); @@ -511,7 +533,8 @@ sub exec_copy($$) my $virtual = encode_entities($data->{'virtual'}); my $new_physical = $data->{'new_physical'}; - return error($config->{'errors'}->{'nocopy'}) unless(-r $physical); + return error($config->{'errors'}->{'dircopy'}) if(-d $physical); + return error($config->{'errors'}->{'nocopy'}) unless(-r $physical); if($new_physical) { @@ -525,7 +548,7 @@ sub exec_copy($$) if(-d $new_physical) { - return error($config->{'errors'}->{'dircopy'}); + return error($config->{'errors'}->{'dir_replace'},$dir); } elsif(not $data->{'cgi'}->param('confirmed')) { @@ -585,6 +608,7 @@ sub exec_rename($$) my $virtual = $data->{'virtual'}; my $new_physical = $data->{'new_physical'}; + return error($config->{'errors'}->{'rename_root'},"/") if($virtual eq "/"); return error($config->{'errors'}->{'in_use'},upper_path($virtual),{FILE => $virtual}) if($data->{'uselist'}->in_use($virtual)); if($new_physical) @@ -599,7 +623,7 @@ sub exec_rename($$) if(-d $new_physical) { - return error($config->{'errors'}->{'dircopy'}); + return error($config->{'errors'}->{'dir_replace'},$dir); } elsif(not $data->{'cgi'}->param('confirmed')) { @@ -658,6 +682,8 @@ sub exec_remove($$) my $physical = $data->{'physical'}; my $virtual = $data->{'virtual'}; + return error($config->{'errors'}->{'remove_root'},"/") if($virtual eq "/"); + if(-d $physical) { # Remove a directory @@ -712,6 +738,87 @@ sub exec_remove($$) } } +# exec_chprop() +# +# Change the mode and the group of a file or a directory +# +# Params: 1. Reference to user input hash +# 2. Reference to config hash +# +# Return: Output of the command (Scalar Reference) + +sub exec_chprop($$) +{ + my ($data,$config) = @_; + my $physical = $data->{'physical'}; + my $virtual = $data->{'virtual'}; + my $dir = upper_path($virtual); + my $cgi = $data->{'cgi'}; + my $mode = $cgi->param('mode'); + my $group = $cgi->param('group'); + + if($users) + { + if(-o $physical) + { + if($mode || $group) + { + if($mode) + { + my $oct_mode = $mode; + $oct_mode = "0".$oct_mode if(length($oct_mode) == 3); + $oct_mode = oct($oct_mode); + + chmod($oct_mode,$physical); + } + + if($group) + { + return error($config->{'errors'}->{'invalid_group'},$dir,{GROUP => $group}) unless($group =~ /^[a-z0-9_]+[a-z0-9_-]*$/i); + system("chgrp",$group,$physical); + } + + return devedit_reload({command => 'show', file => $dir}); + } + else + { + my @stat = stat($physical); + + my $mode = $stat[2]; + my $mode_oct = substr(sprintf("%04o",$mode),-4); + my $gid = $stat[5]; + my $group = getgrgid($gid); + + my $tpl = new Template; + $tpl->read_file($config->{'templates'}->{'chprop'}); + + $tpl->fillin("MODE_OCTAL",$mode_oct); + $tpl->fillin("MODE_STRING",mode_string($mode)); + $tpl->fillin("GID",$gid); + $tpl->fillin("GROUP",$group); + + $tpl->fillin("FILE",$virtual); + $tpl->fillin("DIR",$dir); + $tpl->fillin("URL",equal_url($config->{'httproot'},$virtual)); + $tpl->fillin("SCRIPT",$script); + + my $output = header(-type => "text/html"); + $output .= $tpl->get_template; + + return \$output; + } + } + else + { + return error($config->{'errors'}->{'not_owner'},$dir,{FILE => $virtual}); + } + } + else + { + return error($config->{'errors'}->{'no_users'},$dir,{FILE => $virtual}); + } +} + # exec_unlock() # # Remove a file from the list of used files and @@ -726,10 +833,13 @@ sub exec_unlock($$) { my ($data,$config) = @_; my $virtual = $data->{'virtual'}; + my $uselist = $data->{'uselist'}; + + return devedit_reload({command => 'show', file => upper_path($virtual)}) if($uselist->unused($virtual)); if($data->{'cgi'}->param('confirmed')) { - file_unlock($data->{'uselist'},$virtual); + file_unlock($uselist,$virtual); return devedit_reload({command => 'show', file => upper_path($virtual)}); } else @@ -795,22 +905,27 @@ sub exec_about($$) # Check if the functions getpwuid() and getgrgid() are available - if(eval("getpwuid(0)") && eval("getgrgid(0)")) + 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 + require POSIX; + + my $uid = POSIX::getuid; + my $gid = POSIX::getgid; + $tpl->parse_if_block("users",1); # ID's of user and group - $tpl->fillin("UID",$<); - $tpl->fillin("GID",$(); + $tpl->fillin("UID",$uid); + $tpl->fillin("GID",$gid); # Names of user and group - $tpl->fillin("USER",getpwuid($<)); - $tpl->fillin("GROUP",getgrgid($()); + $tpl->fillin("USER",getpwuid($uid)); + $tpl->fillin("GROUP",getgrgid($gid)); } else {