+# 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)
+ {
+ # System supports user and groups
+
+ if(-o $physical)
+ {
+ # We own this file
+
+ if($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 $mode_oct = substr(sprintf("%04o",$mode),-4);
+ my $gid = $stat[5];
+
+ my $tpl = new Template;
+ $tpl->read_file($config->{'templates'}->{'chprop'});
+
+ # Insert file properties into the template
+
+ $tpl->fillin("MODE_OCTAL",$mode_oct);
+ $tpl->fillin("MODE_STRING",mode_string($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 .= $tpl->get_template;
+
+ return \$output;
+ }
+ }
+ else
+ {
+ return error($config->{'errors'}->{'not_owner'},$dir,{FILE => $virtual});
+ }
+ }
+ else
+ {
+ return error($config->{'errors'}->{'no_users'},$dir,{FILE => $virtual});
+ }
+}
+