devi@23: #!/usr/bin/perl -w
devi@23: 
devi@23: use lib '.';
devi@23: use l3config;
devi@23: 
devi@23: our @Command_Lines;
devi@23: 
devi@23: # vvv Инициализация переменных выполняется процедурой init_variables
devi@23: our @Day_Name;
devi@23: our @Month_Name;
devi@23: our @Of_Month_Name;
devi@23: our %Search_Machines;
devi@23: our %Elements_Visibility;
devi@23: # ^^^
devi@23: 
devi@23: sub search_buy;
devi@23: sub make_comment;
devi@23: sub load_command_lines_from_xml;
devi@23: sub print_command_lines;
devi@23: sub init_variables;
devi@23: sub main;
devi@23: 
devi@23: main();
devi@23: 
devi@23: sub main
devi@23: {
devi@23: 	$| = 1;
devi@23: 
devi@23: 	init_variables();
devi@23: 	init_config();
devi@23: 
devi@27: 	load_command_lines_from_xml($Config{"backend_datafile"});
devi@23: 	print_command_lines($Config{"output"});
devi@23: }
devi@23: 
devi@23: 
devi@23: sub search_by
devi@23: {
devi@23: 	my $sm = shift;
devi@23: 	my $topic = shift;
devi@23: 	$topic =~ s/ /+/;
devi@23: 	
devi@23: 	return "<a href='".	$Search_Machines{$sm}->{"query"}."$topic'><img width='16' height='16' src='".
devi@23: 				$Search_Machines{$sm}->{"icon"}."' border='0'/></a>";
devi@23: }
devi@23: 
devi@23: sub make_comment
devi@23: {
devi@23: 	my $commands = $_[0];
devi@23: 	my $files = $_[1];
devi@23: 	chomp $commands;
devi@23: 	chomp $files;
devi@23: 	return if (!$commands && !$files);
devi@23: 
devi@23: 	my $comment=""; 
devi@23: 
devi@23: 	# Commands
devi@23: 	for my $command (split /\s+/,$commands) {
devi@23: 		$command =~ s/'//g;
devi@23: 		my $description="";
devi@28: 		eval { $description=`/home/devi/bin/mywi-client '$command'`; } ;
devi@23: 		$description = join ("<br>\n", grep(/\([18]\)/, split(/\n/, $description)));
devi@23: 		$description =~ s/.*?-//;
devi@23: 		next if $description =~ /^\s*$/; 
devi@23: 		
devi@23: 		my $query=$command." ".$Config{"keywords"};
devi@23: 		$query =~ s/\ /+/g;
devi@23: 		my $search= 	search_by("opennet",$query).
devi@23: 				search_by("local",$command).
devi@23: 				search_by("google",$query);
devi@23: 
devi@23: 		$comment .=     "<tr><td class='note_title'>$command</td>".
devi@23: 				"<td class='note_search'>$search</td>".
devi@23: 				"</tr><tr><td width='100%' colspan='2' class='note_text'>".
devi@23: 				"$description</td></tr><tr/>";
devi@23: 	}
devi@23: 	
devi@23: 	# Files
devi@23: 	for my $file (split /\s+/,$files) {
devi@23: 		$file =~ s@.*/@@;
devi@23: 		$file =~ s/'//g;
devi@23: 		next if $file =~ /^\s*$/;
devi@23: 		next if $file =~ /^-/;
devi@23: 		
devi@23: 		my $description=`mywi '$file'`;
devi@23: 		$description = join ("<br>\n", grep(/\(5\)/, split(/\n/, $description)));
devi@23: 		next if $description =~ /^\s*$/; 
devi@23: 
devi@23: 		my $query=$file." ".$Config{"files_keywords"};
devi@23: 		$query =~ s/\ /+/g;
devi@23: 		my $search= 	search_by("opennet",$query).
devi@23: 				search_by("local",$file).
devi@23: 				search_by("google",$query);
devi@23: 
devi@23: 		$comment .=     "<tr><td class='note_title'>$file</td>".
devi@23: 				"<td class='note_search'>$search</td>".
devi@23: 				"</tr><tr><td width='100%' colspan='2' class='note_text'>".
devi@23: 				"$description</td></tr><tr/>";
devi@23: 	}
devi@23: 
devi@23: 
devi@23: 	return $comment;
devi@23: }
devi@23: 
devi@23: =cut
devi@23: Процедура load_command_lines_from_xml выполняет загрузку разобранного lab-скрипта
devi@23: из XML-документа в переменную @Command_Lines
devi@23: 
devi@23: Предупреждение!
devi@23: Процедура не в состоянии обрабатывать XML-документ любой структуры.
devi@23: В действительности файл cache из которого загружаются данные 
devi@23: просто напоминает XML с виду.
devi@23: =cut
devi@23: sub load_command_lines_from_xml
devi@23: {
devi@23: 	my $datafile = $_[0];
devi@23: 
devi@23: 	open (CLASS, $datafile)
devi@23: 		or die "Can't open file of the class ",$datafile,"\n";
devi@23: 	local $/;
devi@23: 	$data = <CLASS>;
devi@23: 	close(CLASS);
devi@23: 
devi@23: 	for $command ($data =~ m@<command>(.*?)</command>@sg) {
devi@23: 		my %cl;
devi@23: 		while ($command =~ m@<([^>]*?)>(.*?)</\1>@sg) {
devi@23: 			$cl{$1} = $2;
devi@23: 		}
devi@23: 		push @Command_Lines, \%cl;
devi@23: 	}
devi@23: }
devi@23: 
devi@23: =cut
devi@23: Процедура print_command_lines выводит HTML-представление
devi@23: разобранного lab-скрипта. 
devi@23: 
devi@23: Разобранный lab-скрипт должен находиться в массиве @Command_Lines
devi@23: =cut
devi@23: 
devi@23: sub print_command_lines
devi@23: {
devi@23: 	my $output_filename=$_[0];
devi@23: 
devi@23: 	my $course_name = $Config{"course-name"};
devi@23: 	my $course_code = $Config{"course-code"};
devi@23: 	my $course_date = $Config{"course-date"};
devi@23: 	my $course_center = $Config{"course-center"};
devi@23: 	my $course_trainer = $Config{"course-trainer"};
devi@23: 	my $course_student = $Config{"course-student"};
devi@23: 	
devi@23: 
devi@23: 	# Результат выполнения процедуры равен 
devi@23: 	# join("", @Result{header,body,stat,help,about,footer})
devi@23: 	my %Result;
devi@23: 	my $toc ="";  # Хранит оглавление по дням
devi@23: 
devi@23: 	$Result{"body"} = "<table width='100%'>\n";
devi@23: 	
devi@23: 	my $cl;
devi@23: 	my $last_tty="";
devi@23: 	my $last_day="";
devi@23: 	my $in_range=0;
devi@23: 
devi@23: 	for my $cl (@Command_Lines) {
devi@23: 
devi@23: 		if ($Config{"from"} && $cl->{"cline"} =~ /$Config{"signature"}\s*$Config{"from"}/) {
devi@23: 			$in_range=1;
devi@23: 			next;
devi@23: 		}
devi@23: 		if ($Config{"to"} && $cl->{"cline"} =~ /$Config{"signature"}\s*$Config{"to"}/) {
devi@23: 			$in_range=0;
devi@23: 			next;
devi@23: 		}
devi@23: 		next if ($Config{"from"} && $Config{"to"} && !$in_range) 
devi@23: 			||
devi@23: 		    	($Config{"skip_empty"} =~ /^y/i && $cl->{"cline"} =~ /^\s*$/ )
devi@23: 			||
devi@23: 			($Config{"skip_wrong"} =~ /^y/i && $cl->{"err"} != 0)
devi@23: 			||
devi@23: 			($Config{"skip_interrupted"} =~ /^y/i && $cl->{"err"} == 130);
devi@23: 		
devi@23: 		#my @new_commands=@{$cl->{"new_commands"}};
devi@23: 		#my @new_files=@{$cl->{"new_files"}};
devi@23: 
devi@23: 		my $cl_class="cline";
devi@23: 		my $out_class="output";
devi@23: 		if ($cl->{"class"}) {
devi@23: 			$cl_class = $cl->{"class"}."_".$cl_class;
devi@23: 			$out_class = $cl->{"class"}."_".$out_class;
devi@23: 		}
devi@23: 
devi@23: 		my @new_commands;
devi@23: 		my @new_files;
devi@23: 		@new_commands = split (/\s+/, $cl->{"new_commands"}) if defined $cl->{"new_commands"};
devi@23: 		@new_files = split (/\s+/, $cl->{"new_files"}) if defined $cl->{"new_files"};
devi@23: 
devi@23: 		my $output="";
devi@23: 		if ($Config{"head_lines"} || $Config{"tail_lines"}) {
devi@23: 			# Partialy output
devi@23: 			my @lines = split '\n', $cl->{"output"};
devi@23: 			# head
devi@23: 			my $mark=1;
devi@23: 			for (my $i=0; $i<= $#lines && $i < $Config{"head_lines"}; $i++) {
devi@23: 				$output .= $lines[$i]."\n";
devi@23: 			}
devi@23: 			# tail
devi@23: 			my $start=$#lines-$Config{"tail_lines"}+1;
devi@23: 			if ($start < 0) {
devi@23: 				$start=0;
devi@23: 				$mark=0;
devi@23: 			}	
devi@23: 			if ($start < $Config{"head_lines"}) {
devi@23: 				$start=$Config{"head_lines"};
devi@23: 				$mark=0;
devi@23: 			}	
devi@23: 			$output .= $Config{"skip_text"}."\n" if $mark;
devi@23: 			for (my $i=$start; $i<= $#lines; $i++) {
devi@23: 				$output .= $lines[$i]."\n";
devi@23: 			}
devi@23: 		} 
devi@23: 		else {
devi@23: 			# Full output
devi@23: 			$output .= $cl->{"output"};
devi@23: 		}	
devi@23: 		#$output .= "^C\n" if ($cl->{"err"} eq "130");
devi@23: 
devi@23: 		#
devi@23: 		##
devi@23: 		## Начинается собственно вывод
devi@23: 		##
devi@23: 		#
devi@23: 
devi@23: 		# <command>
devi@23: 
devi@23: 		my ($sec,$min,$hour,$day,$mon,$year,$wday,$yday,$isdst) = localtime($cl->{time});
devi@23: 		# Добавляем спереди 0 для удобочитаемости
devi@23: 		$min = "0".$min if $min =~ /^.$/;
devi@23: 		$hour = "0".$hour if $hour =~ /^.$/;
devi@23: 		$sec = "0".$sec if $sec =~ /^.$/;
devi@23: 
devi@23: 		$class=$cl->{"out_class"};
devi@23: 		$class =~ s/output$//;
devi@23: 
devi@23: 		
devi@23: 		$Result{"body"} .= "<tr class='command'>\n";
devi@23: 						
devi@23: 		
devi@23: 		# DAY CHANGE
devi@23: 		if ( $last_day ne $day) {
devi@23: 			#$Result{"body"} .= "<td colspan='6'><p></p><h3>День ",$day,"</h4></td></tr><tr>";
devi@23: 			$Result{"body"} .= "<td colspan='6'><p></p><h3 id='day$day'>".$Day_Name[$wday]."</h4></td></tr><tr>";
devi@23: 			$toc .= "<li><a href='#day$day'>".$Day_Name[$wday]."</a></li>\n";
devi@23: 			$last_day=$day;
devi@23: 		}
devi@23: 
devi@23: 		# CONSOLE CHANGE
devi@23: 		if ( $last_tty ne $cl->{"tty"}) {
devi@23: 			$Result{"body"} .= "<td colspan='6'><table><tr><td class='ttychange' width='140' align='center'>".$cl->{"tty"}."</td><td/></tr></table></td></tr><tr>";
devi@23: 			$last_tty=$cl->{"tty"};
devi@23: 		}
devi@23: 
devi@23: 		# TIME
devi@23: 		if ($Config{"show_time"} =~ /^y/i) {
devi@23: 			$Result{"body"} .= "<td valign='top' class='time' width='$Config{time_width}'><pre>".
devi@23: 				$hour. ":". $min. ":". $sec.
devi@23: 				"</td>";
devi@23: 		} else {
devi@23: 			$Result{"body"} .= "<td width='0'/>"
devi@23: 		}
devi@23: 
devi@23: 		# COMMAND
devi@23: 		$Result{"body"} .= "<td class='script'>\n";
devi@23: 		$Result{"body"} .= "<pre class='${class}cline'>\n";
devi@23: 		my $cline = $cl->{"cline"};
devi@23: 		$cline =~ s/\n//;
devi@23: 		$Result{"body"} .= $cl->{"prompt"}.$cl->{"cline"};
devi@23: 		$Result{"body"} .= "</pre>\n";
devi@23: 
devi@23: 		my $last_command = $cl->{"last_command"};
devi@23: 		if (!( 
devi@23: 		$Config{"suppress_editors"} =~ /^y/i && grep ($_ eq $last_command, @{$Config{"editors"}}) ||
devi@23: 		$Config{"suppress_pagers"}  =~ /^y/i && grep ($_ eq $last_command, @{$Config{"pagers"}}) ||
devi@23: 		$Config{"suppress_terminal"}=~ /^y/i && grep ($_ eq $last_command, @{$Config{"terminal"}})
devi@23: 			)) {
devi@23: 
devi@23: 			$Result{"body"} .= "<pre class='".$cl->{out_class}."'>";
devi@23: 			$Result{"body"} .= $output;
devi@23: 			$Result{"body"} .= "</pre>\n";
devi@23: 		}	
devi@23: 
devi@23: 		# DIFF
devi@23: 		if ( $Config{"show_diffs"} =~ /^y/i && $cl->{"diff"}) {
devi@23: 			$Result{"body"} .= "<table><tr><td width='5'/><td class='diff'><pre>";
devi@23: 			$Result{"body"} .= $cl->{"diff"};
devi@23: 			$Result{"body"} .= "</pre></td></tr></table>";
devi@23: 		}
devi@23: 
devi@23: 		# COMMENT
devi@23: 		if ( $Config{"show_comments"} =~ /^y/i) {
devi@23: 			my $comment = make_comment(join(" ",@new_commands), join (" ",@new_files));
devi@23: 			if ($comment) {
devi@23: 				$Result{"body"} .= "<table width='$Config{comment_width}'>".
devi@23: 						"<tr><td width='5'/><td>";
devi@23: 				$Result{"body"} .= "<table class='note' width='100%'>";
devi@23: 				$Result{"body"} .= $comment;
devi@23: 				$Result{"body"} .= "</table>\n";
devi@23: 				$Result{"body"} .= "</td></tr></table>";
devi@23: 			}
devi@23: 		}
devi@23: 
devi@23: 		# Вывод очередной команды окончен
devi@23: 		$Result{"body"} .= "</td>\n";
devi@23: 		$Result{"body"} .= "</tr>\n";
devi@23: 	}
devi@23: 
devi@23: 	$Result{"body"} .= "</table>\n";
devi@23: 
devi@23: 	$Result{"stat"} = "<hr/>";
devi@23: 	$Result{"stat"} .= "<h2 id='stat'>Статистика</h2>";
devi@23: 	$Result{"stat"} .= "Статистическая информация о журнале<br/>";
devi@23: 	$Result{"help"} .= "<hr/>";
devi@23: 	$Result{"help"} .= "<h2 id='help'>Справка</h2>";
devi@23: 	$Result{"help"} .= "$Html_Help<br/>";
devi@23: 	$Result{"about"} .= "<hr/>";
devi@23: 	$Result{"about"} .= "<h2 id='about'>О программе</h2>";
devi@23: 	$Result{"about"} .= "$Html_About";
devi@23: 	$Result{"footer"} .= "</body>\n";
devi@23: 	$Result{"footer"} .= "</html>\n";
devi@23: 
devi@23: 	# Заголовок генерируется позже всего
devi@23: 	# Тогда, когда известно уже, что должно быть написано в 
devi@23: 	# оглавлении
devi@23: 	$Result{"header"} = <<HEADER;
devi@23: 	<html>
devi@23: 	<head>
devi@23: 	<meta content='text/html; charset=utf-8' http-equiv='Content-Type' />
devi@27: 	<link rel='stylesheet' href='$Config{frontend_css}' type='text/css'/>
devi@23: 	</head>
devi@23: 	<body>
devi@23: 	<script>
devi@23: 	$Html_JavaScript
devi@23: 	</script>
devi@23: 	<h2>Журнал лабораторных работ</h2>
devi@23: 
devi@23: 	<p>
devi@23: 	Выполнил $course_student<br/>
devi@23: 	Проверил $course_trainer <br/>
devi@23: 	Курс $course_name ($course_code),
devi@23: 	$course_date<br/>
devi@23: 	Учебный центр $course_center <br/>
devi@23: 	</p>
devi@23: 
devi@23: 	<ul>
devi@23: 		<li><a href='#log'>Журнал</a></li>
devi@23: 		<ul>$toc</ul>
devi@23: 		<li><a href='#stat'>Статистика</a></li>
devi@23: 		<li><a href='#help'>Справка</a></li>
devi@23: 		<li><a href='#about'>О программе</a></li>
devi@23: 	</ul>
devi@23: 
devi@23: 	<h2 id="log">Журнал</h2>
devi@23: HEADER
devi@23: 	$Result{"header"} .= "<table class='visibility_form'><tr><td><form>\n";
devi@23: 	for my $element (keys %Elements_Visibility)
devi@23: 	{
devi@23: 		my @e = split /\s+/, $element;
devi@23: 		my $showhide = join "", map { "ShowHide('$_');" } @e ;
devi@23: 		$Result{"header"} .= "<input type='checkbox' name='$e[0]' onclick=\"$showhide\" checked>".
devi@23: 				$Elements_Visibility{$element}.
devi@23: 				"</input><br>\n";
devi@23: 	}
devi@23: 
devi@23: 	$Result{"header"} .= "</form></td></tr></table>\n";
devi@23: 
devi@27: 	if ($output_filename eq "-") {
devi@27: 		print $Result{"header"}, $Result{"body"}, $Result{"stat"}, $Result{"help"}, $Result{"about"}, $Result{"footer"};
devi@27: 	}
devi@27: 	else {
devi@27: 		open(OUT, ">", $output_filename)
devi@27: 			or die "Can't open $output_filename for writing\n";
devi@27: 		print OUT $Result{"header"}, $Result{"body"}, $Result{"stat"}, $Result{"help"}, $Result{"about"}, $Result{"footer"};
devi@27: 		close(OUT);
devi@27: 	}
devi@23: }
devi@23: 
devi@23: 
devi@23: 
devi@23: 
devi@23: 
devi@23: 
devi@23: sub init_variables
devi@23: {
devi@23: $Html_Help = <<HELP;
devi@23: 	Справка по использованию журнала
devi@23: HELP
devi@23: 
devi@23: $Html_About = <<ABOUT;
devi@23: 	<p>
devi@23: 	LiLaLo (L3) расшифровывается как Live Lab Log.<br/>
devi@29: 	Программа разработана для повышения эффективности обучения Unix/Linux-системам.<br/>
devi@23: 	(c) Игорь Чубин, 2004-2005<br/>
devi@23: 	</p>
devi@23: ABOUT
devi@23: $Html_About.='$Id$ </p>';
devi@23: 
devi@23: $Html_JavaScript = <<JS;
devi@23: 	function getElementsByClassName(Class_Name)
devi@23: 	{
devi@23: 		var Result=new Array();
devi@23: 		var All_Elements=document.all || document.getElementsByTagName('*');
devi@23: 		for (i=0; i<All_Elements.length; i++)
devi@23: 			if (All_Elements[i].className==Class_Name)
devi@23: 		Result.push(All_Elements[i]);
devi@23: 		return Result;
devi@23: 	}
devi@23: 	function ShowHide (name)
devi@23: 	{
devi@23: 		elements=getElementsByClassName(name);
devi@23: 		for(i=0; i<elements.length; i++)
devi@23: 			if (elements[i].style.display == "none")
devi@23: 				elements[i].style.display = "";
devi@23: 			else
devi@23: 				elements[i].style.display = "none";
devi@23: 			//if (elements[i].style.visibility == "hidden")
devi@23: 			//	elements[i].style.visibility = "visible";
devi@23: 			//else
devi@23: 			//	elements[i].style.visibility = "hidden";
devi@23: 	}
devi@23: 	function filter_by_output(text)
devi@23: 	{
devi@23: 		
devi@23: 		var jjj=0;
devi@23: 		
devi@23: 		elements=getElementsByClassName('command');
devi@23: 		for(i=0; i<elements.length; i++) {
devi@23: 			subelems = elements[i].getElementsByTagName('pre');
devi@23: 			for(j=0; j<subelems.length; j++) {
devi@23: 				if (subelems[j].className = 'output') {
devi@23: 					var str = new String(subelems[j].nodeValue);
devi@23: 					if (jjj != 1) { 
devi@23: 						alert(str);
devi@23: 						jjj=1;
devi@23: 					}
devi@23: 					if (str.indexOf(text) >0) 
devi@23: 						subelems[j].style.display = "none";
devi@23: 					else
devi@23: 						subelems[j].style.display = "";
devi@23: 
devi@23: 				}
devi@23: 					
devi@23: 			}
devi@23: 		}		
devi@23: 
devi@23: 	}
devi@23: JS
devi@23: 
devi@23: %Search_Machines = (
devi@23: 		"google" => 	{ 	"query" => 	"http://www.google.com/search?q=" ,
devi@28: 					"icon" 	=> 	"$Config{frontend_google_ico}" },
devi@23: 		"freebsd" => 	{ 	"query" => 	"http://www.freebsd.org/cgi/man.cgi?query=",
devi@28: 					"icon"	=>	"$Config{frontend_freebsd_ico}" },
devi@23: 		"linux"  => 	{ 	"query" => 	"http://man.he.net/?topic=",
devi@28: 					"icon"	=>	"$Config{frontend_linux_ico}"},
devi@23: 		"opennet"  => 	{ 	"query" => 	"http://www.opennet.ru/search.shtml?words=",
devi@28: 					"icon"	=>	"$Config{frontend_opennet_ico}"},
devi@23: 		"local" => 	{ 	"query" => 	"http://www.freebsd.org/cgi/man.cgi?query=",
devi@28: 					"icon"	=>	"$Config{frontend_local_ico}" },
devi@23: 
devi@23: 	);
devi@23: 
devi@23: %Elements_Visibility = (
devi@23: 		"note"		=>	"замечания",
devi@23: 		"diff"		=>	"редактор",
devi@23: 		"time"		=>	"время",
devi@23: 		"ttychange" 	=>	"терминал",
devi@23: 		"wrong_output wrong_cline wrong_root_output wrong_root_cline" 
devi@23: 				=>	"команды с ошибками",
devi@23: 		"interrupted_output interrupted_cline interrupted_root_output interrupted_root_cline" 
devi@23: 				=>	"прерванные команды",
devi@23: 		"tab_completion_output tab_completion_cline"	
devi@23: 				=> 	"продолжение с помощью tab"
devi@23: );
devi@23: 
devi@23: @Day_Name      = qw/ Воскресенье Понедельник Вторник Среда Четверг Пятница Суббота /;
devi@23: @Month_Name    = qw/ Январь Февраль Март Апрель Май Июнь Июль Август Сентябрь Октябрь Ноябрь Декабрь /;
devi@23: @Of_Month_Name = qw/ Января Февраля Марта Апреля Мая Июня Июля Августа Сентября Октября Ноября Декабря /;
devi@23: }
devi@23: