version 1.7, 2001/03/22 15:21:54
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version 1.23, 2001/03/27 18:38:59
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Line 13 use Fcntl;
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Line 13 use Fcntl;
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use Tie::RefHash; |
use Tie::RefHash; |
use DBI; |
use DBI; |
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my @metalist; |
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# ----------------- Code to enable 'find' subroutine listing of the .meta files |
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require "find.pl"; |
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sub wanted { |
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(($dev,$ino,$mode,$nlink,$uid,$gid) = lstat($_)) && |
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-f _ && |
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/^.*\.meta$/ && |
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push(@metalist,"$dir/$_"); |
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} |
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$childmaxattempts=10; |
$childmaxattempts=10; |
$run =0;#running counter to generate the query-id |
$run =0;#running counter to generate the query-id |
Line 202 sub make_new_child {
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Line 212 sub make_new_child {
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my $userinput = <$client>; |
my $userinput = <$client>; |
chomp($userinput); |
chomp($userinput); |
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my ($conserver,$querytmp,$customtmp)=split(/&/,$userinput); |
my ($conserver,$querytmp, |
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$customtmp,$customshowtmp)=split(/&/,$userinput); |
my $query=unescape($querytmp); |
my $query=unescape($querytmp); |
my $custom=unescape($customtmp); |
my $custom=unescape($customtmp); |
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my $customshow=unescape($customshowtmp); |
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#send query id which is pid_unixdatetime_runningcounter |
#send query id which is pid_unixdatetime_runningcounter |
$queryid = $thisserver; |
$queryid = $thisserver; |
Line 216 sub make_new_child {
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Line 228 sub make_new_child {
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#prepare and execute the query |
#prepare and execute the query |
my $sth = $dbh->prepare($query); |
my $sth = $dbh->prepare($query); |
my $result; |
my $result; |
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my @files; |
unless ($sth->execute()) |
unless ($sth->execute()) |
{ |
{ |
&logthis("<font color=blue>WARNING: Could not retrieve from database: $@</font>"); |
&logthis("<font color=blue>WARNING: Could not retrieve from database: $@</font>"); |
Line 223 sub make_new_child {
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Line 236 sub make_new_child {
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} |
} |
else { |
else { |
my $r1=$sth->fetchall_arrayref; |
my $r1=$sth->fetchall_arrayref; |
my @r2; map {my $a=$_; my @b=map {escape($_)} @$a; push @r2,join(",", @b)} (@$r1); |
my @r2; |
$result=join("&",@r2) . "\n"; |
map {my $a=$_; |
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my @b=map {escape($_)} @$a; |
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push @files,@{$a}[3]; |
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push @r2,join(",", @b) |
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} (@$r1); |
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$result=join("&",@r2); |
} |
} |
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# do custom metadata searching here and build into result |
# do custom metadata searching here and build into result |
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if ($custom) { |
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&logthis("am going to do custom query for $custom"); |
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if (@files) { |
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@metalist=map {$perlvar{'lonDocRoot'}.$_.'.meta'} @files; |
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} |
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else { |
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@metalist=(); pop @metalist; |
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&find("$perlvar{'lonDocRoot'}/res"); |
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} |
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# &logthis("FILELIST:" . join(":::",@metalist)); |
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# if file is indicated in sql database and |
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# not part of sql-relevant query, do not pattern match. |
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# if file is not in sql database, output error. |
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# if file is indicated in sql database and is |
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# part of query result list, then do the pattern match. |
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my $customresult=''; |
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foreach my $m (@metalist) { |
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my $fh=IO::File->new($m); |
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my @lines=<$fh>; |
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my $stuff=join('',@lines); |
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if ($stuff=~/$custom/s) { |
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foreach my $f ('abstract','author','copyright', |
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'creationdate','keywords','language', |
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'lastrevisiondate','mime','notes', |
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'owner','subject','title') { |
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$stuff=~s/\n?\<$f[^\>]*\>.*?<\/$f[^\>]*\>\n?//; |
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} |
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my $m2=$m; my $docroot=$perlvar{'lonDocRoot'}; |
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$m2=~s/^$docroot//; $m2=~s/\.meta$//; |
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# &logthis("found: $stuff"); |
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$customresult.='&custom='.escape($m2).','.escape($stuff); |
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} |
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} |
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$result.=$customresult; |
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} |
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# reply with result |
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$result.="\n" if $result; |
&reply("queryreply:$queryid:$result",$conserver); |
&reply("queryreply:$queryid:$result",$conserver); |
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} |
} |