- if autoload fails, make poor attempt to load module.

[infobot.git] / src / Factoids / Question.pl

diff --git a/src/Factoids/Question.pl b/src/Factoids/Question.pl
index 03962f1ada3d260a64f5bb91d63e173defc41902..fa73b9f80ec849f132c4afd16c0f93d07e8bfc28 100644 (file)
--- a/src/Factoids/Question.pl
+++ b/src/Factoids/Question.pl
@@ -19,14 +19,13 @@ use vars qw(%bots %forked);
 sub doQuestion {
     # my doesn't allow variables to be inherinted, local does.
     # following is used in math()...
-    local($query) = @_;
-    local($reply) = "";
-    local $finalQMark = $query =~ s/\?+\s*$//;
-    $finalQMark += $query =~ s/\?\s*$//;
-    $query =~ s/^\s+|\s+$//g;
+    local($query)      = @_;
+    local($reply)      = "";
+    local $finalQMark  = $query =~ s/\?+\s*$//;
+    $finalQMark                += $query =~ s/\?\s*$//;
+    $query             =~ s/^\s+|\s+$//g;
 
     if (!defined $query or $query =~ /^\s*$/) {
-       &FIXME("doQ: query == NULL");
        return '';
     }
 
@@ -69,7 +68,7 @@ sub doQuestion {
     $query =~ s/^explain\s*(\?*)/$1/i; # explain x
     $query = " $query ";               # side whitespaces.
 
-    my $qregex = join '|', keys %{$lang{'qWord'}};
+    my $qregex = join '|', keys %{ $lang{'qWord'} };
 
     # what's whats => what is; who'?s => who is, etc
     $query =~ s/ ($qregex)\'?s / $1 is /i;
@@ -81,19 +80,44 @@ sub doQuestion {
        $questionWord = "where";
     }
 
-    for (my$i=0; $i<scalar(@query); $i++) {
+    if (&IsChanConf("factoidArguments")) {
+       $result = &factoidArgs($query[0]);
+       return $result if (defined $result);
+    }
+
+    my @link;
+    for (my$i=0; $i<scalar @query; $i++) {
        $query  = $query[$i];
        $result = &getReply($query);
        next if (!defined $result or $result eq "");
 
        # 'see also' factoid redirection support.
-       if ($result =~ /^see( also)? (.*?)\.?$/) {
-           my $newr = &getReply($2);
-           $result  = $newr    if ($newr ne "");
+
+       while ($result =~ /^see( also)? (.*?)\.?$/) {
+           my $link    = $2;
+
+           if (grep /^$link$/i, @link) {
+               &status("recursive link found; bailing out.");
+               last;
+           }
+
+           if (scalar @link >= 5) {
+               &status("recursive link limit reached.");
+               last;
+           }
+
+           push(@link, $link);
+           my $newr = &getReply($link);
+           last if (!defined $newr or $newr eq "");
+           $result  = $newr;
+       }
+
+       if (@link) {
+           &status("'$query' linked to: ".join(" => ", @link) );
        }
 
        if ($i != 0) {
-           &DEBUG("Question: '$query[0]' did not exist; '$query[$i]' ($i) did");
+           &VERB("Question.pl: '$query[0]' did not exist; '$query[$i]' ($i) did",2);
        }
 
        return $result;
@@ -132,4 +156,90 @@ sub doQuestion {
     return $reply;
 }
 
+sub factoidArgs {
+    my($str)   = @_;
+    my $result;
+
+    # to make it eleeter, split each arg and use "blah OR blah or BLAH"
+    # which will make it less than linear => quicker!
+    # todo: cache this, update cache when altered.
+    my @list = &searchTable("factoids", "factoid_key", "factoid_key", "CMD: ");
+
+    # from a design perspective, it's better to have the regex in
+    # the factoid key to reduce repetitive processing.
+
+    foreach (@list) {
+       next if (/#DEL#/);      # deleted.
+
+       s/^CMD: //;
+#      &DEBUG("factarg: ''$str' =~ /^$_\$/'");
+       my @vals;
+       my $arg = $_;
+
+       # todo: make eval work with $$i's :(
+       eval {
+           if ($str =~ /^$arg$/i) {
+               for ($i=1; $i<=5; $i++) {
+                   $val = $$i;
+                   last unless (defined $val);
+
+                   push(@vals, $val);
+               }
+           }
+       };
+
+       if ($@) {   # it failed!!!
+           &WARN("factargs: regex failed! '$str' =~ /^$_\$/");
+           next;
+       }
+
+       next unless (@vals);
+
+       &DEBUG("vals => @vals");
+
+       &status("Question: factoid Arguments for '$str'");
+       # todo: use getReply() - need to modify it :(
+       my $i   = 0;
+       $result = &getFactoid("CMD: $_");
+       $result =~ s/^\((.*?)\): //;
+
+       foreach ( split(',', $1) ) {
+           my $val = $vals[$i];
+           &DEBUG("val => $val");
+           if (!defined $val) {
+               &status("factArgs: vals[$i] == undef; not SARing '$_' for '$str'");
+               next;
+           }
+
+           my $done = 0;
+           my $old = $result;
+           while (1) {
+               $result = &substVars($result,1);
+               last if ($old eq $result);
+               $old = $result;
+               $done++;
+           }
+
+           # hack.
+           $vals[$i] =~ s/^me$/$who/gi;
+
+           if (!$done) {
+               &status("factArgs: SARing '$_' to '$vals[$i]'.");
+               $result =~ s/\Q$_\E/$vals[$i]/;
+           }
+           $i++;
+       }
+
+       # nasty hack to get partial &getReply() functionality.
+       $result =~ s/^\s*<action>\s*(.*)/\cAACTION $1\cA/i;
+       $result =~ s/^\s*<reply>\s*//i;
+       $result = &SARit($result);
+#      $result = &substVars($result);
+
+       return $result;
+    }
+
+    return;
+}
+
 1;