#!/usr/bin/perl
use strict;
use CGI qw(:standard);
use XML::Simple;
use utf8;
BEGIN {
chdir("/home/devi/cvs/lilalo");
require l3config;
};
my %filter;
for my $key (qw(login_from)) {
$filter{$key} = param($key) if param($key);
$filter{$key} = $ENV{$key} if defined $ENV{$key};
}
my %Trainings;
my $XMLTraining;
my %Machines;
my $print = "";
my $is_not_cgi="";
$is_not_cgi = "1" if defined($ENV{l3_to_file});
# Пока что мы считаем, что вызов выполняется через CGI,
# если не установлена переменная l3_to_file
# Это неверно, но как временное решение - пойдёт
$l3config::Config{frontend_css} =~ s@^/@@ if $is_not_cgi;
sub load_training
{
my $classfile =
$_[0]||
$l3config::Config{"classfile"} ||
$l3config::Config{"path_classes"}."/".$l3config::Config{"class"}.$l3config::Config{"class_suffix"};
my $XMLTraining = XMLin($classfile , ForceArray => [ 'student' ] )
or die "Can't open file of the training ",$classfile,"\n";
for my $student (@{$XMLTraining->{"student"}}) {
$XMLTraining->{host}->{$student->{"host"}}=$student;
}
return $XMLTraining;
}
if ($ENV{PATH_INFO} eq "/index") {
# Показываем индекс курсов
my @training_files = glob($l3config::Config{"path_classes"}."/*".$l3config::Config{"class_suffix"});
if (@training_files) {
for my $training_file (@training_files) {
my $training = load_training($training_file);
$Trainings{$training->{"date"}}=$training;
}
$print .= "<html>\n";
$print .= "<head>\n";
$print .= "<title>Журналы лабораторных работ</title>\n";
$print .= "</head>\n";
$print .= "<body>\n";
$print .= "<table>\n";
for my $tdate (reverse sort keys %Trainings) {
my $t = $Trainings{$tdate};
$print .= "<tr>";
$print .= "<td>".$t->{date}."</td>";
$print .= "<td>".$t->{course}."</td>";
$print .= "</tr>\n";
$print .= "<tr>";
$print .= "<td/>";
$print .= "<td><pre>";
for my $host (sort keys %{$t->{host}}) {
my $h = $t->{host}->{$host};
$print .= "$host";
$print .= " ".$h->{firstname}." ".$h->{surname}." ";
$print .= "<a href='/cgi-bin/l3/".$tdate."/".$host."/root'>root</a> ";
$print .= "<a href='/cgi-bin/l3/".$tdate."/".$host."/".$h->{user}."'>".$h->{user}."</a> ";
$print .= "\n";
}
$print .= "</pre><td>";
$print .= "</tr>\n";
}
$print .= "</table>\n";
$print .= "</body>\n";
$print .= "</html>\n";
}
else {
$print .= "No training-files found<br/>\n";
$print .= "Template to load files: ".$l3config::Config{"path_classes"}."*".$l3config::Config{"class_suffix"}."\n"
}
}
elsif ($ENV{PATH_INFO} eq "/current/index" || $ENV{PATH_INFO} eq "") {
my $t = load_training();
$print .= "<html>\n";
$print .= "<head>\n";
$print .= "<title>Журналы лабораторных работ</title>\n";
$print .= "<link rel='stylesheet' href='".$l3config::Config{frontend_css}."' type='text/css'/>\n";
$print .= "</head>\n";
$print .= "<body>\n";
$print .= "<h1>Журналы лабораторных работ</h1>\n";
$print .= "<table>\n";
$print .= "<tr class='table_header'>\n";
$print .= "<td>"."Имя"."</td>";
$print .= "<td>Хост</td>";
$print .= "<td colspan='3'>Пользователь</td>";
$print .= "</tr>\n";
for my $host (sort keys %{$t->{host}}) {
my $prefix = "/cgi-bin/l3/current/";
my $suffix = "";
if ($is_not_cgi) {
$prefix = "";
$suffix = ".html";
}
$print .= "<tr>\n";
my $h = $t->{host}->{$host};
$print .= "<td>".$h->{firstname}." ".$h->{surname}."</td>";
$print .= "<td>$host</td>";
$print .= "<td><a href='".$prefix.$host."/root$suffix'>root</a></td>";
$print .= "<td><a href='".$prefix.$host."/".$h->{user}."$suffix'>".$h->{user}."</a></td>";
$print .= "<td><a href='".$prefix.$host."$suffix'>все</a></td>";
$print .= "</td>\n";
$print .= "</tr>\n";
}
$print .= "<tr>\n";
$print .= "<td>"."Инструктор"."</td>";
$print .= "<td>from linux.nt</td>";
$print .= "<td/>";
$print .= "<td/>";
$print .= "<td><a href='/cgi-bin/l3/current"."?login_from=192.168.15.254'>все</a></td>";
$print .= "</tr>\n";
$print .= "</table>\n";
$print .= "</body>\n";
$print .= "</html>\n";
}
elsif ($ENV{PATH_INFO} eq "/current") {
open (FRONTEND, "./l3-frontend --output - --show_comments no |");
while (<FRONTEND>) {
$print .= $_;
}
close(FRONTEND);
}
else {
# Вызов производится по URL
my ($skip, $course, $host, $user) = split /\//,$ENV{PATH_INFO},4;
$l3config::Config{"class"}=$course if $course ne 'current';
$XMLTraining = load_training;
my @args=(
"--output" => "-",
"--show_comments" => "no",
"--course-center" => $XMLTraining->{center},
"--course-trainer" => $XMLTraining->{instructor}->{firstname}." ".$XMLTraining->{instructor}->{surname},
"--course-student" => $XMLTraining->{host}->{$host}->{firstname}." ".$XMLTraining->{host}->{$host}->{surname},
"--course-code" => $XMLTraining->{course},
"--course-date" => $XMLTraining->{date},
"--encoding" => $XMLTraining->{host}->{$host}->{charset},
);
if ($course ne 'current') {
push @args, ("--backend_datafile" => "/var/lilalo/lablogs-xml/$course/$host/$user.xml");
} else {
$filter{hostname} = $host if $host;
$filter{user} = $user if $user;
push @args, ("--filter" => join ("&", (map("$_=$filter{$_}", keys %filter))));
#push @args, ("--filter" => "hostname=".$host."&user=".$user);
}
open (FRONTEND, "./l3-frontend ".join(" ",map("\"$_\"",@args))." |");
while (<FRONTEND>) {
$print .= $_;
}
close(FRONTEND);
}
# Если задана переменная окружения l3_to_file,
# печатаем в файл с соответствующим именем,
# в противном случае -- выводим на стандартный поток вывода
if (not defined $ENV{l3_to_file}) {
binmode STDOUT, ":utf8";
print header(-charset => "utf-8");
print $print;
}
else {
open(FILE, ">:utf8", $ENV{l3_to_file})
or die "Can't open $ENV{l3_to_file} for writing";
print FILE $print;
close(FILE);
}