Viewing file:  help.cgi (2.11 KB) -rwxr-xr-x
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#!/usr/bin/perl
# help.cgi
# Displays help HTML for some module, with substitutions
BEGIN { push(@INC, "."); };
use WebminCore;
&init_config();
&error_setup($text{'help_err'});
$ENV{'PATH_INFO'} !~ /[\\\&\;\`\'\"\|\*\?\~\<\>\^\(\)\[\]\{\}\$\n\r]/ ||
&error($text{'help_epath'});
$ENV{'PATH_INFO'} =~ /^\/(\S+)\/(\S+)$/ || &error($text{'help_epath'});
$module = $1; $file = $2;
# if it ends with .gif assume it is a direct URL
if ($file =~ /\.(gif|jpg|jpeg|png)$/i) {
&redirect("$module/$file");
exit;
}
# read the help file
$help = &read_help_file($module, $file);
$help || &helperror(&text('help_efile3',
&html_escape($file), &html_escape($module)));
# Modify help file based on module
if (&foreign_exists($module) &&
&foreign_require($module) &&
&foreign_defined($module, 'help_pre_load')) {
$help = &foreign_call($module, "help_pre_load", $help);
}
# find and replace the <header> section
if ($help =~ s/<header>([^<]+)<\/header>//i) {
&popup_header($1);
print &ui_subheading($1);
}
else {
&helperror($text{'help_eheader'});
}
# replace any explicit use of <hr> with the ui-lib function
$uihr = &ui_hr();
$help =~ s/<hr>/$uihr/ig;
# find and replace the <footer> section
$help =~ s/<footer>/<p>/i;
# find and replace <include> directives
$help =~ s/<include\s+(\S+)>/inchelp($1)/ige;
# find and replace <if><else> directives
$help =~ s/<if\s+([^>]*)>([\000-\177]*?)<else>([\000-\177]*?)<\/if>/ifhelp($1, $2, $3)/ige;
# find and replace <if> directives
$help =~ s/<if\s+([^>]*)>([\000-\177]*?)<\/if>/ifhelp($1, $2)/ige;
# output the HTML
print $help;
&popup_footer();
# inchelp(path)
sub inchelp
{
my ($path) = @_;
my $inc = &read_help_file($module, $path);
if (!$inc) {
return "<i>".&text('help_einclude3', &html_escape($path))."</i><br>\n";
}
return $inc;
}
# ifhelp(perl, text, [elsetext])
sub ifhelp
{
my ($perl, $txt, $elsetxt) = @_;
my $rv = eval $perl;
if ($@) { return "<i>".&text('help_eif', $perl, $@)."</i><br>\n"; }
elsif ($rv) { return $txt; }
else { return $elsetxt; }
}
sub helperror
{
&header($text{'error'});
print "<center><h2>$text{'error'}</h2></center>\n";
print "<hr><p><b>",@_,"</b><p><hr>\n";
exit;
}
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