--- loncom/lonsql	2001/03/22 15:21:54	1.7
+++ loncom/lonsql	2001/03/27 02:09:50	1.18
@@ -13,6 +13,16 @@ use Fcntl;
 use Tie::RefHash;
 use DBI;
 
+my @metalist;
+# ----------------- Code to enable 'find' subroutine listing of the .meta files
+require "find.pl";
+sub wanted {
+    (($dev,$ino,$mode,$nlink,$uid,$gid) = lstat($_)) &&
+    -f _ &&
+    /^.*\.meta$/ &&
+    push(@metalist,"$dir/$_");
+}
+
 
 $childmaxattempts=10;
 $run =0;#running counter to generate the query-id
@@ -224,11 +234,40 @@ sub make_new_child {
 	    else {
 		my $r1=$sth->fetchall_arrayref;
 		my @r2; map {my $a=$_; my @b=map {escape($_)} @$a; push @r2,join(",", @b)} (@$r1);
-		$result=join("&",@r2) . "\n";
+		$result=join("&",@r2);
 	    }
 
 	    # do custom metadata searching here and build into result
-
+	    if ($custom) {
+		&logthis("am going to do custom query for $custom");
+		@metalist=(); pop @metalist;
+		&find("$perlvar{'lonDocRoot'}/res");
+		&logthis("FILELIST:" . join(":::",@metalist));
+		# if file is indicated in sql database and
+		# not part of sql-relevant query, do not pattern match.
+		# if file is not in sql database, output error.
+		# if file is indicated in sql database and is
+		# part of query result list, then do the pattern match.
+		my $customresult='';
+		foreach my $m (@metalist) {
+		    my $fh=IO::File->new($m);
+		    my @lines=<$fh>;
+		    my $stuff=join('',@lines);
+		    if ($stuff=~/$custom/s) {
+			foreach my $f ('abstract','author','copyright',
+				       'creationdate','keywords','language',
+				       'lastrevisiondate','mime','notes',
+				       'owner','subject','title') {
+			    $stuff=~s/\<$f[^\>]*\>.*?<\/$f[^\>]*\>//;
+			}
+			&logthis("found: $stuff");
+			$customresult.='&custom='.escape($stuff);
+		    }
+		}
+		$result.=$customresult;
+	    }
+	    # reply with result
+	    $result.="\n" if $result;
             &reply("queryreply:$queryid:$result",$conserver);
 
         }