CSC Web Site
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www/library/index.cgi

398 lines
9.2 KiB

#!/usr/bin/perl
###############################################
# Postgres SQL Library Database Web Interface #
# Matt Thiffault (January 22,2009) #
# matt.thiffault@gmail.com #
###############################################
use DBI;
print "Content-type: text/html\n\n";
$in = $ENV{'QUERY_STRING'};
@pairs = split(/[&=]/,$in);
%field = @pairs;
chomp(%field);
$webroot = "..";
print <<END;
<html xmlns="http://www.w3.org/1999/xhtml">
<head><link rel="shortcut icon" href="/favicon.ico"/>
<link rel="alternate" title="CSC Events Feed" href="$webroot/events.atom" type="application/rss+xml"/>
<link rel="alternate" title="CSC News Feed" href="$webroot/news.atom" type="application/rss+xml"/>
<title>Computer Science Club of the University of Waterloo: Home</title>
<link rel="stylesheet" href="$webroot/default.css" type="text/css"/></head>
<body>
<div class="content">
<a id="pagetop"/>
<div class="biglogo">
<div class="uwlogo">
<a href="http://www.uwaterloo.ca/"><img src="$webroot/logos/uw_logo.png" alt="University of Waterloo" width="105" height="70"/></a>
</div><div class="csclogo">
<a href="/"><img src="$webroot/logos/csc_logo.png" alt="Computer Science Club" width="420" height="79"/></a>
</div></div>
<div class="dirheader">
END
open(DIR,"/users/www/www/directory.xml") or print "Couldn't open file\n";
@items = <DIR>;
close(MENU);
shift @items;
shift @items;
shift @items;
shift @items;
shift @items;
$items[-1] = undef;
foreach $item (@items){
if($item){
$item =~ s/[<>]//g;
$item =~ s/\/$//g;
$item =~ s/menuitem//g;
$item =~ s/ //;
@pairs = split(/[ =]/,$item);
shift @pairs;
%fields = @pairs;
$fields{'href'} =~ s/"//g;
chomp($fields{'href'});
$fields{'title'} =~ s/"//g;
if($fields{'absolute'} =~ /true/){
print "<a class=\"diritem\" href=\"$fields{'href'}\">$fields{'title'}</a>\n";
}else{
print "<a class=\"diritem\" href=\"$webroot/$fields{'href'}\">$fields{'title'}</a>\n";
}
}
}
print "<br><br><br>\n";
#display the search form
if($field{'do'} eq "home" || $field{'do'} eq ""){
#isbn,title,authors,year,edition,publisher
print <<END;
<center>
<br>
<h3>Computer Science Library Collection Search</h3>
<br>
<br>
<table>
<form name="search" action="index.cgi" method="get">
<input class="libraryInput" type="hidden" name="do" value="query" />
<tr><td>Title:</td> <td><input class="library" type="text" name="title" /></td></tr>
<tr><td>Publisher:</td> <td><input class="library" type="text" name="publisher" /><td></tr>
<tr><td>Edition:</td> <td><input class="library" type="text" name="edition" /></td></tr>
<tr><td>Year:</td> <td><input class="library" type="text" name="year" /></td></tr>
<tr><td>ISBN:</td> <td><input class="library" type="text" name="isbn" /></td></tr>
<tr>
<td></td>
<td><input type="submit" value="Search" /><br>
</td>
</tr>
</form>
</table>
</center>
END
}
#query the database
if($field{'do'} eq "query"){
print "<h3>Search Results</h3>";
#build query string here, query and display.
my $dbh = DBI->connect("dbi:Pg:dbname=library;host=localhost",
'librarian',
'KJI3RVgszrxrxe6W4gX3',
{AutoCommit => 1})
or print "Couldn't connect to database: " . DBI->errstr;
$searchterm = undef;
$orterm = undef;
@results;
@oresults;
$title = $field{'title'};
$title =~ s/[';:"]/ /g;
$publisher = $field{'publisher'};
$publisher =~ s/[';:"]/ /g;
$edition = $field{'edition'};
$edition =~ s/[';:"]/ /g;
$year = $field{'year'};
$year =~ s/[';:"]/ /g;
$isbn = $field{'isbn'};
$isbn =~ s/[';:"]/ /g;
if($title){
@tmp = split(/\+/,$title);
my @keywords;
my @orwords;
push @keywords,"'%$tmp[0]%'";
push @orwords,"'%tmp[0]%'";
shift @tmp;
foreach $keyword (@tmp){
push @keywords,"AND (title ILIKE '%$keyword%')";
push @orwords,"OR (title ILIKE '%$keyword%')";
}
$searchterm = "(title ILIKE @keywords)";
$orterm = "(title ILIKE @orwords)";
}
if($publisher){
@tmp = split(/\+/,$publisher);
my @keywords;
my @orwords;
push @keywords,"'%$tmp[0]%'";
shift @tmp;
foreach $keyword (@tmp){
push @keywords,"AND (publisher ILIKE '%$keyword%')";
push @orwords,"OR (publisher ILIKE '%$keyword%')";
}
if($searchterm eq undef){
$searchterm = "(publisher ILIKE @keywords)";
$orterm = "(publisher ILIKE @orwords)";
}else{
$temp = $searchterm;
$searchterm = $temp." AND (publisher ILIKE @keywords)";
$temp = $orterm;
$orterm = $temp." OR (publisher ILIKE @keywords)";
}
}
if($edition){
@tmp = split(/\+/,$edition);
my @keywords;
my @orwords;
push @keywords,"'%$tmp[0]%'";
push @orwords,"'%$tmp[0]%'";
shift @tmp;
foreach $keyword (@tmp){
push @keywords,"AND (edition ILIKE '%$keyword%')";
push @keywords,"OR (edition ILIKE '%$keyword%')";
}
if($searchterm eq undef){
$searchterm = "(edition ILIKE @keywords)";
$orterm = "(edition ILIKE @keywords)"
}else{
$temp = $searchterm;
$searchterm = $temp." AND (edition ILIKE @keywords)";
$temp = $orterm;
$orterm = $temp." OR (edition ILIKE @keywords)";
}
}
if($year){
@tmp = split(/\+/,$year);
my @keywords;
my @orwords;
push @keywords,"'%$tmp[0]%'";
push @orwords,"'%$tmp[0]%'";
shift @tmp;
foreach $keyword (@tmp){
push @keywords,"AND (year ILIKE '%$keyword%')";
push @orwords,"OR (year ILIKE '%$keyword%')";
}
if($searchterm eq undef){
$searchterm = "(year ILIKE @keywords)";
$orterm = "(year ILIKE $orwords)";
}else{
$temp = $searchterm;
$searchterm = $temp." AND (year ILIKE @keywords)";
$temp = $orterm;
$orterm = $temp." OR (year ILIKE @orwords)";
}
}
if($isbn){
@tmp = split(/\+/,$isbn);
my @keywords;
my @orwords;
push @keywords,"'%$tmp[0]%'";
push @orwords,"'%$tmp[0]%'";
shift @tmp;
foreach $keyword (@tmp){
push @keywords,"AND (isbn ILIKE '%$keyword%')";
push @orwords,"OR (isbn ILIKE '%keyword%')";
}
if($searchterm eq undef){
$searchterm = "(isbn ILIKE @keywords)";
$orterm = "(isbn ILIKE @keywords)";
}else{
$temp = $searchterm;
$searchterm = $temp." AND (isbn ILIKE @keywords)";
$temp = $orterm;
$orterm = $temp." OR (year ILIKE @orwords)";
}
}
if($searchterm){
my $sth = $dbh->prepare("SELECT title,isbn,year,publisher,edition FROM book WHERE $searchterm;")
or print "Couldn't prepare statement: " . $dbh->errstr;
my $oth = $dbh->prepare("SELECT title,isbn,year,publisher,edition FROM book WHERE $orterm;")
or print "Couldn't prepare statement: " . $dbh->errstr;
$sth->execute() # Execute the query
or print "Couldn't execute statement: " . $sth->errstr;
while($data = $sth->fetchrow_arrayref()){
push @results, [@{$data}];
}
$oth->execute()
or print "Couldn't execute statement: " . $oth->errstr;
while($ordata = $oth->fetchrow_arrayref()){
push @oresults, [@{$ordata}];
}
$sth->finish;
$oth->finish;
if ($sth->rows == 0 && $oth->rows == 0) {
print "<center>No names matched</center></br>";
}else{
print "<center><table border>";
print "<tr> <td>Title</td> <td>ISBN</td> <td>Year</td> <td>Publisher</td> <td>Edition</td> </tr>";
for my $book (@results){
print "<tr>";
for my $field (@{$book}){
print "<td> $field </td>\n";
}
print "</tr>";
}
for my $book (@oresults){
foreach $andbook (@results){
if(@{$book}[0] eq @{$andbook}[0]){
$book = undef;
}
}
if($book){
print "<tr>";
for my $field (@{$book}){
print "<td> $field </td>\n";
}
print "</tr>";
}
}
print "</table></center>";
}
}else{
print "<br><center>You did not enter any search terms.</center></br>";
}
}
print <<END;
<br><br>
<div class="footer">
<div class="menubar">
END
open(MENU,"/users/www/www/menu.xml") or print "Couldn't open file\n";
@items = <MENU>;
close(MENU);
$items[0] = undef;
$items[-1] = undef;
foreach $item (@items){
if($item){
$item =~ s/[<>]//g;
$item =~ s/\/$//g;
$item =~ s/menuitem//g;
$item =~ s/ //;
@pairs = split(/[ =]/,$item);
shift @pairs;
%fields = @pairs;
$fields{'href'} =~ s/"//g;
chomp($fields{'href'});
$fields{'icon'} =~ s/"//g;
print "<div class=\"menuitem\">\n";
if($fields{'absolute'} =~ /true/){
print "<a href=\"$fields{'href'}\">\n";
}else{
print "<a href=\"$webroot/$fields{'href'}\">\n"
}
print "<img src=\"$webroot/buttons/$fields{'icon'}.png\" width=\"40\" height=\"40\" alt=$fields{'title'}/>\n";
$fields{'title'} =~ s/"//g;
print "<br/>$fields{'title'}</a></div>\n\n";
}
}
print <<END;
</div>
<a href="#pagetop" class="pagetop">Go to top</a>
<div class="infobox">
<p>
This site supports TLS/SSL using a certificate signed by GlobalSign.
</p>
</div>
</body>
</html>
END