diff options
Diffstat (limited to 'Bugzilla/Search.pm')
-rw-r--r-- | Bugzilla/Search.pm | 66 |
1 files changed, 13 insertions, 53 deletions
diff --git a/Bugzilla/Search.pm b/Bugzilla/Search.pm index 252813a06..111875dac 100644 --- a/Bugzilla/Search.pm +++ b/Bugzilla/Search.pm @@ -47,11 +47,6 @@ use Bugzilla::Keyword; use Date::Format; use Date::Parse; -# How much we should add to the relevance, for each word that matches -# in bugs.short_desc, during fulltext search. This is high because -# we want summary matches to be *very* relevant, by default. -use constant SUMMARY_RELEVANCE_FACTOR => 7; - # Some fields are not sorted on themselves, but on other fields. # We need to have a list of these fields and what they map to. # Each field points to an array that contains the fields mapped @@ -1021,21 +1016,6 @@ sub BuildOrderBy { push(@$stringlist, trim($orderfield . ' ' . $orderdirection)); } -# This is a helper for fulltext search -sub _split_words_into_like { - my ($field, $text) = @_; - my $dbh = Bugzilla->dbh; - # This code is very similar to Bugzilla::DB::sql_fulltext_search, - # so you can look there if you'd like an explanation of what it's - # doing. - my $lower_text = lc($text); - my @words = split(/\s+/, $lower_text); - @words = map($dbh->quote("%$_%"), @words); - map(trick_taint($_), @words); - @words = map($dbh->sql_istrcmp($field, $_, 'LIKE'), @words); - return @words; -} - ##################################################################### # Search Functions ##################################################################### @@ -1252,44 +1232,24 @@ sub _content_matches { # accept the "matches" operator, which is specific to full-text # index searches. - # Add the longdescs table to the query so we can search comments. - my $table = "longdescs_$$chartid"; - my $extra = ""; - if (Bugzilla->params->{"insidergroup"} - && !Bugzilla->user->in_group(Bugzilla->params->{"insidergroup"})) - { - $extra = "AND $table.isprivate < 1"; - } - push(@$supptables, "LEFT JOIN longdescs AS $table " . - "ON bugs.bug_id = $table.bug_id $extra"); - + # Add the fulltext table to the query so we can search on it. + my $table = "bugs_fulltext_$$chartid"; + my $comments_col = "comments"; + $comments_col = "comments_noprivate" unless $self->{'user'}->is_insider; + push(@$supptables, "LEFT JOIN bugs_fulltext AS $table " . + "ON bugs.bug_id = $table.bug_id"); + # Create search terms to add to the SELECT and WHERE clauses. - # $term1 searches comments. - my $term1 = $dbh->sql_fulltext_search("${table}.thetext", $$v); - - # short_desc searching for the WHERE clause - my @words = _split_words_into_like('bugs.short_desc', $$v); - my $term2_where = join(' OR ', @words); - - # short_desc relevance - my $factor = SUMMARY_RELEVANCE_FACTOR; - my @s_words = map("CASE WHEN $_ THEN $factor ELSE 0 END", @words); - my $term2_select = join(' + ', @s_words); - + my $term1 = $dbh->sql_fulltext_search("$table.$comments_col", $$v); + my $term2 = $dbh->sql_fulltext_search("$table.short_desc", $$v); + # The term to use in the WHERE clause. - $$term = "$term1 > 0 OR ($term2_where)"; - + $$term = "$term1 > 0 OR $term2 > 0"; + # In order to sort by relevance (in case the user requests it), # we SELECT the relevance value and give it an alias so we can # add it to the SORT BY clause when we build it in buglist.cgi. - # - # Note: We should be calculating the relevance based on all - # comments for a bug, not just matching comments, but that's hard - # (see http://bugzilla.mozilla.org/show_bug.cgi?id=145588#c35). - my $select_term = "(SUM($term1) + $term2_select) AS relevance"; - - # add the column not used in aggregate function explicitly - push(@$groupby, 'bugs.short_desc'); + my $select_term = "($term1 + $term2) AS relevance"; # Users can specify to display the relevance field, in which case # it'll show up in the list of fields being selected, and we need |