lilalo
view l3-cgi @ 158:d775ffd49dbf
minifix: bsd/darwin in uname
| author | Igor Chubin <igor@chub.in> |
|---|---|
| date | Wed Feb 01 17:14:54 2012 +0200 (2012-02-01) |
| parents | 54fbf2041159 |
| children |
line source
1 #!/usr/bin/perl
3 use strict;
4 use CGI qw(:standard);
5 use XML::Simple;
6 use utf8;
8 BEGIN {
9 chdir("/etc/lilalo");
10 require l3config;
11 l3config::init_config();
12 };
14 my %filter;
16 for my $key (qw(login_from local_session_id action)) {
17 $filter{$key} = param($key) if param($key);
18 $filter{$key} = $ENV{$key} if defined $ENV{$key};
19 }
21 my %Trainings;
22 my $XMLTraining;
23 my %Machines;
24 my $print = "";
26 $l3config::Config{cgi2file} = $ENV{cgi2file} if defined($ENV{cgi2file});
27 $ENV{PATH_INFO} = $l3config::Config{cgi_path_info} if $l3config::Config{cgi_path_info};
29 my $is_not_cgi="";
30 $is_not_cgi = "1" if $l3config::Config{cgi2file};
31 # Пока что мы считаем, что вызов выполняется через CGI,
32 # если не установлена переменная cgi2file
33 # и не передан такой аргумент командной строки.
34 # Это неверно, но как временное решение - пойдёт
35 my $to_file = $l3config::Config{cgi2file};
37 $l3config::Config{frontend_css} =~ s@^/@@ if $is_not_cgi;
39 sub load_training
40 {
41 my $training_file;
43 $training_file = $_[0] || $l3config::Config{"classfile"} ||
44 $l3config::Config{"path_classes"}.$l3config::Config{"class"}.$l3config::Config{"class_suffix"};
46 my $XMLTraining = XMLin($training_file , ForceArray => [ 'student' ] )
47 or die "Can't open file of the training ",$training_file,"\n";
49 my $course_file = $l3config::Config{"courses_path"}.$XMLTraining->{"course"}.".xml";
50 my $XMLCourse;
51 if (eval{$XMLCourse = XMLin($course_file)}) {
52 $XMLTraining->{"course-name"} = $XMLCourse->{"fullname"};
53 }
55 for my $student (@{$XMLTraining->{"student"}}) {
56 $XMLTraining->{host}->{$student->{"host"}}=$student;
57 }
58 return $XMLTraining;
59 }
63 if ($ENV{PATH_INFO} eq "/index") {
64 # Показываем индекс курсов
65 my @training_files = glob($l3config::Config{"path_classes"}."/2*".$l3config::Config{"class_suffix"});
66 if (@training_files) {
67 for my $training_file (@training_files) {
68 $training_file =~ s@.*/@@;
69 $training_file =~ s@$l3config::Config{"class_suffix"}$@@;
70 my $training = load_training($training_file);
71 $Trainings{$training->{"date"}}=$training;
72 }
73 $print .= "<html>\n";
74 $print .= "<head>\n";
75 $print .= "<title>Журналы лабораторных работ</title>\n";
76 $print .= "</head>\n";
77 $print .= "<body>\n";
78 $print .= "<table>\n";
79 for my $tdate (reverse sort keys %Trainings) {
80 my $t = $Trainings{$tdate};
81 $print .= "<tr>";
82 $print .= "<td>".$t->{date}."</td>";
83 $print .= "<td colspan='7'>".$t->{course}."</td>";
84 $print .= "</tr>\n";
85 for my $host (sort keys %{$t->{host}}) {
86 my %row;
87 my @row_keys = qw{
88 name email company host root user
89 };
90 my $h = $t->{host}->{$host};
91 $row{name}= $h->{firstname}." ".$h->{surname};
92 $row{email}= $h->{email};
93 $row{company} = $h->{company};
94 $row{host} = "$host";
95 $row{root} = "<a href='/cgi-bin/l3/".$tdate."/".$host."/root'>root</a> ";
96 $row{user} = "<a href='/cgi-bin/l3/".$tdate."/".$host."/".$h->{user}."'>".$h->{user}."</a> ";
97 $print .= "<tr>".join("", map("<td style='$_'>$row{$_}</td>", @row_keys))."</tr>";
98 }
99 }
100 $print .= "</table>\n";
101 $print .= "</body>\n";
102 $print .= "</html>\n";
103 }
104 else {
105 $print .= "No training-files found<br/>\n";
106 $print .= "Template to load files: ".$l3config::Config{"path_classes"}."*".$l3config::Config{"class_suffix"}."\n"
107 }
108 }
109 elsif ($ENV{PATH_INFO} eq "/current") {
110 open (FRONTEND, "./l3-frontend --output - --show_comments no --frontend_css $l3config::Config{frontend_css}|");
111 binmode FRONTEND, ":utf8";
112 while (<FRONTEND>) {
113 $print .= $_;
114 }
115 close(FRONTEND);
116 }
117 else {
118 # Вызов производится по URL
119 $ENV{PATH_INFO} = "/".$ENV{PATH_INFO} unless $ENV{PATH_INFO} =~ m@^/@;
120 #my ($skip, $training, $host, $user) = split /\//,$ENV{PATH_INFO},4;
121 my ($skip, $training, $host, $user) = split /\//,$ENV{PATH_INFO},4;
124 if (!$host || $host eq "index") {
125 # Нам неизвестен курс или явно указан просмотр индекса
126 # Просматриваем его
127 my $t;
128 if ( -e "/var/lilalo/lablogs-xml/$training/class.xml" ) {
129 $t = load_training("/var/lilalo/lablogs-xml/$training/class.xml");
130 }
131 else {
132 $l3config::Config{class}=$training;
133 $t = load_training;
134 }
135 $training ||= "current";
137 my $prefix = "/cgi-bin/l3/$training/";
138 my $suffix = "";
139 if ($is_not_cgi) {
140 $prefix = "";
141 $suffix = ".html";
142 }
143 my $path = $to_file;
144 $path = "" unless $path =~ s@/[^/]*$@@;
146 $print .= "<html>\n";
147 $print .= "<head>\n";
148 $print .= "<title>Журналы лабораторных работ</title>\n";
149 $print .= "<meta content='text/html; charset=utf-8' http-equiv='Content-Type' />";
150 $print .= "<link rel='stylesheet' href='".$l3config::Config{frontend_css}."' type='text/css'/>\n";
151 $print .= "</head>\n";
152 $print .= "<body>\n";
153 $print .= "<h1>Журналы лабораторных работ</h1>\n";
154 $print .= "<table>\n";
155 $print .= "<tr class='table_header'>\n";
156 $print .= "<td>"."Имя"."</td>";
157 $print .= "<td>Хост</td>";
158 $print .= "<td colspan='3'>Пользователь</td>";
159 $print .= "</tr>\n";
160 for my $host (sort keys %{$t->{host}}) {
161 $print .= "<tr>\n";
162 my $h = $t->{host}->{$host};
163 $print .= "<td>".$h->{firstname}." ".$h->{surname}."</td>";
164 $print .= "<td>$host</td>";
165 $print .= "<td><a href='".$prefix.$host."/root$suffix'>root</a></td>";
166 $print .= "<td><a href='".$prefix.$host."/".$h->{user}."$suffix'>".$h->{user}."</a></td>";
167 $print .= "<td><a href='".$prefix.$host."$suffix'>все</a></td>" if not $is_not_cgi;
168 $print .= "</td>\n";
169 $print .= "</tr>\n";
171 if ($is_not_cgi) {
172 # Это грязный хак
173 # Если мы чувствуем, что нас вызывают для генерения индексного файла,
174 # нам нужно создать и файлы, на которые он указывает
175 # Лучше было бы это сделать хотя бы через вызов функций
176 # Такой же хак чуть ниже
177 mkdir("$path/$host");
178 system("$0 --cgi2file $path/$prefix$host/root$suffix ".
179 "--cgi_path_info ".$training."/".$host."/root ".
180 "--frontend_css ../$l3config::Config{frontend_css}");
181 system("$0 --cgi2file $path/$prefix$host/".$h->{user}."$suffix ".
182 "--cgi_path_info ".$training."/".$host."/".$h->{user}." ".
183 "--frontend_css ../$l3config::Config{frontend_css}");
184 # system("$0 --cgi2file $path/$prefix$host$suffix ".
185 # "--cgi_path_info ".$training."/".$host." ".
186 # "--frontend_css ../$l3config::Config{frontend_css}");
187 }
189 }
190 # Такой же хак был чуть выше
191 if ($is_not_cgi) {
192 # $print .= "<td><a href='".$prefix."instructor.".$suffix."'>все</a></td>";
193 # system("$0 --cgi2file $path/$prefix$host$suffix"
194 # . " --cgi_path_info ".$training."?login_from=192.168.15.254".$host
195 # . " --frontend_css ../$l3config::Config{frontend_css}");
196 }
197 else {
198 $print .= "<tr>\n";
199 $print .= "<td>"."Инструктор"."</td>";
200 $print .= "<td>from linux.nt</td>";
201 $print .= "<td/>";
202 $print .= "<td/>";
203 $print .= "<td><a href='$training"."?login_from=192.168.15.254'>все</a></td>";
204 }
205 $print .= "</tr>\n";
206 $print .= "</table>\n";
207 $print .= "</body>\n";
208 $print .= "</html>\n";
209 }
210 else {
213 my @args=(
214 "--output" => "-",
215 "--show_comments" => "no",
216 );
218 $l3config::Config{"class"}=$training if $training ne 'current';
219 if ( -e "/var/lilalo/lablogs-xml/$training/class.xml" ) {
220 $XMLTraining = load_training("/var/lilalo/lablogs-xml/$training/class.xml");
221 }
222 else {
223 $XMLTraining = load_training;
224 }
226 if ($XMLTraining) {
227 my @args=(
228 "--course-center" => $XMLTraining->{center},
229 "--course-trainer" => $XMLTraining->{instructor}->{firstname}." ".$XMLTraining->{instructor}->{surname},
230 "--course-student" => $XMLTraining->{host}->{$host}->{firstname}." ".$XMLTraining->{host}->{$host}->{surname},
231 "--course-code" => $XMLTraining->{course},
232 "--course-date" => $XMLTraining->{date},
233 "--encoding" => $XMLTraining->{host}->{$host}->{charset},
234 );
235 if ($XMLTraining->{"course-name"}) {
236 push @args, ("--course-name" => $XMLTraining->{"course-name"});
237 };
238 }
239 if ($training ne 'current') {
240 push @args, ("--backend_datafile" => "/var/lilalo/lablogs-xml/$training/$host/$user.xml");
241 } else {
242 $filter{hostname} = $host if $host;
243 $filter{user} = $user if $user;
244 }
245 push @args, ("--filter" => join ("&", (map("$_=$filter{$_}", keys %filter))));
247 #$print .= "./l3-frontend --frontend_css $l3config::Config{frontend_css} ".join(" ",map("\"$_\"",@args))." |<br/>";
248 open (FRONTEND, "./l3-frontend --frontend_css $l3config::Config{frontend_css} ".join(" ",map("\"$_\"",@args))." |");
249 binmode FRONTEND, ":utf8";
250 while (<FRONTEND>) {
251 $print .= $_;
252 }
253 close(FRONTEND);
254 }
255 }
257 # Если задана переменная окружения l3_to_file,
258 # печатаем в файл с соответствующим именем,
259 # в противном случае -- выводим на стандартный поток вывода
260 if (not $to_file) {
261 binmode STDOUT, ":utf8";
262 print header(-charset => "utf-8");
263 print $print;
264 }
265 else {
266 open(FILE, ">:utf8", $to_file)
267 or die "Can't open $to_file for writing";
268 print FILE $print;
269 close(FILE);
270 }