lilalo
view l3-cgi @ 93:45196265d30e
Написан прототип lm get
| author | devi |
|---|---|
| date | Sat Apr 22 17:08:05 2006 +0300 (2006-04-22) |
| parents | 385499ec544a |
| children | 2c00c61f2d7b |
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("/home/devi/cvs/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 = $l3config::Config{"path_classes"}.$_[0].$l3config::Config{"class_suffix"} if $_[0];
44 $training_file ||= $l3config::Config{"classfile"} ||
45 $l3config::Config{"path_classes"}.$l3config::Config{"class"}.$l3config::Config{"class_suffix"};
47 my $XMLTraining = XMLin($training_file , ForceArray => [ 'student' ] )
48 or die "Can't open file of the training ",$training_file,"\n";
50 my $course_file = $l3config::Config{"courses_path"}.$XMLTraining->{"course"}.".xml";
51 my $XMLCourse;
52 if (eval{$XMLCourse = XMLin($course_file)}) {
53 $XMLTraining->{"course-name"} = $XMLCourse->{"fullname"};
54 }
56 for my $student (@{$XMLTraining->{"student"}}) {
57 $XMLTraining->{host}->{$student->{"host"}}=$student;
58 }
59 return $XMLTraining;
60 }
64 if ($ENV{PATH_INFO} eq "/index") {
65 # Показываем индекс курсов
66 my @training_files = glob($l3config::Config{"path_classes"}."/2*".$l3config::Config{"class_suffix"});
67 if (@training_files) {
68 for my $training_file (@training_files) {
69 $training_file =~ s@.*/@@;
70 $training_file =~ s@$l3config::Config{"class_suffix"}$@@;
71 my $training = load_training($training_file);
72 $Trainings{$training->{"date"}}=$training;
73 }
74 $print .= "<html>\n";
75 $print .= "<head>\n";
76 $print .= "<title>Журналы лабораторных работ</title>\n";
77 $print .= "</head>\n";
78 $print .= "<body>\n";
79 $print .= "<table>\n";
80 for my $tdate (reverse sort keys %Trainings) {
81 my $t = $Trainings{$tdate};
82 $print .= "<tr>";
83 $print .= "<td>".$t->{date}."</td>";
84 $print .= "<td colspan='7'>".$t->{course}."</td>";
85 $print .= "</tr>\n";
86 for my $host (sort keys %{$t->{host}}) {
87 my %row;
88 my @row_keys = qw{
89 name email company host root user
90 };
91 my $h = $t->{host}->{$host};
92 $row{name}= $h->{firstname}." ".$h->{surname};
93 $row{email}= $h->{email};
94 $row{company} = $h->{company};
95 $row{host} = "$host";
96 $row{root} = "<a href='/cgi-bin/l3/".$tdate."/".$host."/root'>root</a> ";
97 $row{user} = "<a href='/cgi-bin/l3/".$tdate."/".$host."/".$h->{user}."'>".$h->{user}."</a> ";
98 $print .= "<tr>".join("", map("<td style='$_'>$row{$_}</td>", @row_keys))."</tr>";
99 }
100 }
101 $print .= "</table>\n";
102 $print .= "</body>\n";
103 $print .= "</html>\n";
104 }
105 else {
106 $print .= "No training-files found<br/>\n";
107 $print .= "Template to load files: ".$l3config::Config{"path_classes"}."*".$l3config::Config{"class_suffix"}."\n"
108 }
109 }
110 elsif ($ENV{PATH_INFO} eq "/current") {
111 open (FRONTEND, "./l3-frontend --output - --show_comments no --frontend_css $l3config::Config{frontend_css}|");
112 binmode FRONTEND, ":utf8";
113 while (<FRONTEND>) {
114 $print .= $_;
115 }
116 close(FRONTEND);
117 }
118 else {
119 # Вызов производится по URL
120 $ENV{PATH_INFO} = "/".$ENV{PATH_INFO} unless $ENV{PATH_INFO} =~ m@^/@;
121 my ($skip, $training, $host, $user) = split /\//,$ENV{PATH_INFO},4;
123 if (!$host || $host eq "index") {
124 # Нам неизвестен курс или явно указан просмотр индекса
125 # Просматриваем его
127 my $t = load_training($training);
128 $training ||= "current";
130 my $prefix = "/cgi-bin/l3/$training/";
131 my $suffix = "";
132 if ($is_not_cgi) {
133 $prefix = "";
134 $suffix = ".html";
135 }
136 my $path = $to_file;
137 $path = "" unless $path =~ s@/[^/]*$@@;
139 $print .= "<html>\n";
140 $print .= "<head>\n";
141 $print .= "<title>Журналы лабораторных работ</title>\n";
142 $print .= "<meta content='text/html; charset=utf-8' http-equiv='Content-Type' />";
143 $print .= "<link rel='stylesheet' href='".$l3config::Config{frontend_css}."' type='text/css'/>\n";
144 $print .= "</head>\n";
145 $print .= "<body>\n";
146 $print .= "<h1>Журналы лабораторных работ</h1>\n";
147 $print .= "<table>\n";
148 $print .= "<tr class='table_header'>\n";
149 $print .= "<td>"."Имя"."</td>";
150 $print .= "<td>Хост</td>";
151 $print .= "<td colspan='3'>Пользователь</td>";
152 $print .= "</tr>\n";
153 for my $host (sort keys %{$t->{host}}) {
154 $print .= "<tr>\n";
155 my $h = $t->{host}->{$host};
156 $print .= "<td>".$h->{firstname}." ".$h->{surname}."</td>";
157 $print .= "<td>$host</td>";
158 $print .= "<td><a href='".$prefix.$host."/root$suffix'>root</a></td>";
159 $print .= "<td><a href='".$prefix.$host."/".$h->{user}."$suffix'>".$h->{user}."</a></td>";
160 $print .= "<td><a href='".$prefix.$host."$suffix'>все</a></td>" if not $is_not_cgi;
161 $print .= "</td>\n";
162 $print .= "</tr>\n";
164 if ($is_not_cgi) {
165 # Это грязный хак
166 # Если мы чувствуем, что нас вызывают для генерения индексного файла,
167 # нам нужно создать и файлы, на которые он указывает
168 # Лучше было бы это сделать хотя бы через вызов функций
169 # Такой же хак чуть ниже
170 mkdir("$path/$host");
171 system("$0 --cgi2file $path/$prefix$host/root$suffix ".
172 "--cgi_path_info ".$training."/".$host."/root ".
173 "--frontend_css ../$l3config::Config{frontend_css}");
174 system("$0 --cgi2file $path/$prefix$host/".$h->{user}."$suffix ".
175 "--cgi_path_info ".$training."/".$host."/".$h->{user}." ".
176 "--frontend_css ../$l3config::Config{frontend_css}");
177 # system("$0 --cgi2file $path/$prefix$host$suffix ".
178 # "--cgi_path_info ".$training."/".$host." ".
179 # "--frontend_css ../$l3config::Config{frontend_css}");
180 }
182 }
183 # Такой же хак был чуть выше
184 if ($is_not_cgi) {
185 # $print .= "<td><a href='".$prefix."instructor.".$suffix."'>все</a></td>";
186 # system("$0 --cgi2file $path/$prefix$host$suffix"
187 # . " --cgi_path_info ".$training."?login_from=192.168.15.254".$host
188 # . " --frontend_css ../$l3config::Config{frontend_css}");
189 }
190 else {
191 $print .= "<tr>\n";
192 $print .= "<td>"."Инструктор"."</td>";
193 $print .= "<td>from linux.nt</td>";
194 $print .= "<td/>";
195 $print .= "<td/>";
196 $print .= "<td><a href='$training"."?login_from=192.168.15.254'>все</a></td>";
197 }
198 $print .= "</tr>\n";
199 $print .= "</table>\n";
200 $print .= "</body>\n";
201 $print .= "</html>\n";
202 }
203 else {
205 $l3config::Config{"class"}=$training if $training ne 'current';
206 $XMLTraining = load_training;
208 my @args=(
209 "--output" => "-",
210 "--show_comments" => "no",
211 "--course-center" => $XMLTraining->{center},
212 "--course-trainer" => $XMLTraining->{instructor}->{firstname}." ".$XMLTraining->{instructor}->{surname},
213 "--course-student" => $XMLTraining->{host}->{$host}->{firstname}." ".$XMLTraining->{host}->{$host}->{surname},
214 "--course-code" => $XMLTraining->{course},
215 "--course-date" => $XMLTraining->{date},
216 "--encoding" => $XMLTraining->{host}->{$host}->{charset},
217 );
218 if ($XMLTraining->{"course-name"}) {
219 push @args, ("--course-name" => $XMLTraining->{"course-name"});
220 };
221 if ($training ne 'current') {
222 push @args, ("--backend_datafile" => "/var/lilalo/lablogs-xml/$training/$host/$user.xml");
223 } else {
224 $filter{hostname} = $host if $host;
225 $filter{user} = $user if $user;
226 }
227 push @args, ("--filter" => join ("&", (map("$_=$filter{$_}", keys %filter))));
229 #$print .= "./l3-frontend --frontend_css $l3config::Config{frontend_css} ".join(" ",map("\"$_\"",@args))." |<br/>";
230 open (FRONTEND, "./l3-frontend --frontend_css $l3config::Config{frontend_css} ".join(" ",map("\"$_\"",@args))." |");
231 binmode FRONTEND, ":utf8";
232 while (<FRONTEND>) {
233 $print .= $_;
234 }
235 close(FRONTEND);
236 }
237 }
239 # Если задана переменная окружения l3_to_file,
240 # печатаем в файл с соответствующим именем,
241 # в противном случае -- выводим на стандартный поток вывода
242 if (not $to_file) {
243 binmode STDOUT, ":utf8";
244 print header(-charset => "utf-8");
245 print $print;
246 }
247 else {
248 open(FILE, ">:utf8", $to_file)
249 or die "Can't open $to_file for writing";
250 print FILE $print;
251 close(FILE);
252 }