lilalo: f45ba4b5dc7f l3-cgi

lilalo

view l3-cgi @ 116:f45ba4b5dc7f

l3-config added

author	igor
date	Sun Mar 09 23:04:58 2008 +0200 (2008-03-09)
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;

122

123

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";

136

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 $path =~ s@/[^/]*$@@;

145

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";

170

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 }

188

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 {

211

212

213 my @args=(

214 "--output" => "-",

215 "--show_comments" => "no",

216 );

217

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 }

225

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))));

246

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 }

256

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 }

271

272