1 #-------------------------------------------------------------------------------------------------
2 package OpenILS::Reporter::SQLBuilder;
6 $class = ref($class) || $class;
8 return bless { _sql => undef } => $class;
14 $self->{_params} = $p;
20 return $self->{_builder}->{_params}->{$p};
25 $self->{_builder} = shift;
31 return $self->{_builder};
37 $self->builder->{_relative_time} = $t if (defined $t);
38 return $self->builder->{_relative_time};
45 if (defined($val) && $val =~ /^::(.+)$/o) {
46 $val = $self->get_param($1);
49 if (defined($val) && !ref($val)) {
61 my $rs = OpenILS::Reporter::SQLBuilder::ResultSet->new;
63 if (!$report->{order_by} || @{$report->{order_by}} == 0) {
64 $report->{order_by} = $report->{select};
67 $rs->is_subquery( 1 ) if ( $report->{alias} );
69 $rs ->set_builder( $self )
70 ->set_subquery_alias( $report->{alias} )
71 ->set_select( $report->{select} )
72 ->set_from( $report->{from} )
73 ->set_where( $report->{where} )
74 ->set_having( $report->{having} )
75 ->set_order_by( $report->{order_by} )
76 ->set_pivot_data( $report->{pivot_data} )
77 ->set_pivot_label( $report->{pivot_label} )
78 ->set_pivot_default( $report->{pivot_default} );
84 #-------------------------------------------------------------------------------------------------
85 package OpenILS::Reporter::SQLBuilder::ResultSet;
86 use base qw/OpenILS::Reporter::SQLBuilder/;
91 $self->{_is_subquery} = $flag if (defined $flag);
92 return $self->{_is_subquery};
97 return $self->builder->{_pivot_data};
102 return $self->builder->{_pivot_label};
107 return $self->builder->{_pivot_default};
110 sub set_pivot_default {
113 $self->builder->{_pivot_default} = $p if (defined $p);
120 $self->builder->{_pivot_data} = $p if (defined $p);
124 sub set_pivot_label {
127 $self->builder->{_pivot_label} = $p if (defined $p);
131 sub set_subquery_alias {
134 $self->{_alias} = $alias if (defined $alias);
142 $self->{_select} = [];
144 return $self unless (@cols && defined($cols[0]));
145 @cols = @{ $cols[0] } if (@cols == 1 && ref($cols[0]) eq 'ARRAY');
147 push @{ $self->{_select} }, map { OpenILS::Reporter::SQLBuilder::Column::Select->new( $_ )->set_builder( $self->builder ) } @cols;
156 $self->{_from} = OpenILS::Reporter::SQLBuilder::Relation->parse( $f, $self );
165 $self->{_where} = [];
167 return $self unless (@cols && defined($cols[0]));
168 @cols = @{ $cols[0] } if (@cols == 1 && ref($cols[0]) eq 'ARRAY');
170 push @{ $self->{_where} }, map { OpenILS::Reporter::SQLBuilder::Column::Where->new( $_, $self->{_from}->builder->{_rels} )->set_builder( $self->builder ) } @cols;
179 $self->{_having} = [];
181 return $self unless (@cols && defined($cols[0]));
182 @cols = @{ $cols[0] } if (@cols == 1 && ref($cols[0]) eq 'ARRAY');
184 push @{ $self->{_having} }, map { OpenILS::Reporter::SQLBuilder::Column::Having->new( $_ )->set_builder( $self->builder ) } @cols;
193 $self->{_order_by} = [];
195 return $self unless (@cols && defined($cols[0]));
196 @cols = @{ $cols[0] } if (@cols == 1 && ref($cols[0]) eq 'ARRAY');
198 push @{ $self->{_order_by} }, map { OpenILS::Reporter::SQLBuilder::Column::OrderBy->new( $_ )->set_builder( $self->builder ) } @cols;
203 sub column_label_list {
207 push @labels, $self->resolve_param( $_->{_alias} ) for ( @{ $self->{_select} } );
214 $base = 1 unless (defined $base);
219 for my $c ( @{ $self->{_select} } ) {
220 if ($base == 0 && !$seen_label && defined($self->pivot_label) && $gcount == $self->pivot_label - 1) {
224 push @group_by, $gcount if (!$c->is_aggregate);
234 return $self->{_sql} if ($self->{_sql});
238 if ($self->is_subquery) {
242 $sql .= "SELECT\t" . join(",\n\t", map { $_->toSQL } @{ $self->{_select} }) . "\n" if (@{ $self->{_select} });
243 $sql .= " FROM\t" . $self->{_from}->toSQL . "\n" if ($self->{_from});
244 $sql .= " WHERE\t" . join("\n\tAND ", map { $_->toSQL } @{ $self->{_where} }) . "\n" if (@{ $self->{_where} });
246 my @group_by = $self->group_by_list;
248 $sql .= ' GROUP BY ' . join(', ', @group_by) . "\n" if (@group_by);
249 $sql .= " HAVING " . join("\n\tAND ", map { $_->toSQL } @{ $self->{_having} }) . "\n" if (@{ $self->{_having} });
250 $sql .= ' ORDER BY ' . join(', ', map { $_->toSQL } @{ $self->{_order_by} }) . "\n" if (@{ $self->{_order_by} });
252 if ($self->is_subquery) {
253 $sql .= ') '. $self->{_alias} . "\n";
256 return $self->{_sql} = $sql;
260 #-------------------------------------------------------------------------------------------------
261 package OpenILS::Reporter::SQLBuilder::Input;
262 use base qw/OpenILS::Reporter::SQLBuilder/;
266 my $self = $class->SUPER::new;
268 my $col_data = shift;
270 if (ref($col_data)) {
271 $self->{params} = $col_data->{params};
272 my $trans = $col_data->{transform} || 'Bare';
273 my $pkg = "OpenILS::Reporter::SQLBuilder::Input::Transform::$trans";
274 if (UNIVERSAL::can($pkg => 'toSQL')) {
275 $self->{_transform} = $trans;
277 $self->{_transform} = 'GenericTransform';
279 } elsif( defined($col_data) ) {
280 $self->{_transform} = 'Bare';
281 $self->{params} = $col_data;
283 $self->{_transform} = 'NULL';
293 my $type = $self->{_transform};
294 return $self->{_sql} if ($self->{_sql});
295 my $toSQL = "OpenILS::Reporter::SQLBuilder::Input::Transform::${type}::toSQL";
296 return $self->{_sql} = $self->$toSQL;
299 #-------------------------------------------------------------------------------------------------
300 package OpenILS::Reporter::SQLBuilder::Input::Transform::GenericTransform;
304 my $func = $self->{transform};
307 @params = @{ $self->{params} } if ($self->{params});
309 my $sql = $func . '(\'';
310 $sql .= join("','", @params) if (@params);
317 #-------------------------------------------------------------------------------------------------
318 package OpenILS::Reporter::SQLBuilder::Input::Transform::NULL;
325 #-------------------------------------------------------------------------------------------------
326 package OpenILS::Reporter::SQLBuilder::Input::Transform::Bare;
331 my $val = $self->{params};
332 $val = $$val[0] if (ref($val));
334 $val =~ s/\\/\\\\/go;
341 #-------------------------------------------------------------------------------------------------
342 package OpenILS::Reporter::SQLBuilder::Input::Transform::age;
347 my $val = $self->{params};
348 $val = $$val[0] if (ref($val));
350 $val =~ s/\\/\\\\/go;
353 return "AGE(NOW(),'" . $val . "'::TIMESTAMPTZ)";
356 sub is_aggregate { return 0 }
359 #-------------------------------------------------------------------------------------------------
360 package OpenILS::Reporter::SQLBuilder::Input::Transform::relative_year;
365 my $rtime = $self->relative_time || 'now';
367 $rtime =~ s/\\/\\\\/go;
368 $rtime =~ s/'/\\'/go;
370 my $val = $self->{params};
371 $val = $$val[0] if (ref($val));
373 $val =~ s/\\/\\\\/go;
376 return "EXTRACT(YEAR FROM '$rtime'::TIMESTAMPTZ + '$val years')";
380 #-------------------------------------------------------------------------------------------------
381 package OpenILS::Reporter::SQLBuilder::Input::Transform::relative_month;
386 my $rtime = $self->relative_time || 'now';
388 $rtime =~ s/\\/\\\\/go;
389 $rtime =~ s/'/\\'/go;
391 my $val = $self->{params};
392 $val = $$val[0] if (ref($val));
394 $val =~ s/\\/\\\\/go;
397 return "EXTRACT(YEAR FROM '$rtime'::TIMESTAMPTZ + '$val months')" .
398 " || '-' || LPAD(EXTRACT(MONTH FROM '$rtime'::TIMESTAMPTZ + '$val months'),2,'0')";
402 #-------------------------------------------------------------------------------------------------
403 package OpenILS::Reporter::SQLBuilder::Input::Transform::relative_date;
408 my $rtime = $self->relative_time || 'now';
410 $rtime =~ s/\\/\\\\/go;
411 $rtime =~ s/'/\\'/go;
413 my $val = $self->{params};
414 $val = $$val[0] if (ref($val));
416 $val =~ s/\\/\\\\/go;
419 return "DATE('$rtime'::TIMESTAMPTZ + '$val days')";
423 #-------------------------------------------------------------------------------------------------
424 package OpenILS::Reporter::SQLBuilder::Input::Transform::relative_week;
429 my $rtime = $self->relative_time || 'now';
431 $rtime =~ s/\\/\\\\/go;
432 $rtime =~ s/'/\\'/go;
434 my $val = $self->{params};
435 $val = $$val[0] if (ref($val));
437 $val =~ s/\\/\\\\/go;
440 return "EXTRACT(WEEK FROM '$rtime'::TIMESTAMPTZ + '$val weeks')";
444 #-------------------------------------------------------------------------------------------------
445 package OpenILS::Reporter::SQLBuilder::Column;
446 use base qw/OpenILS::Reporter::SQLBuilder/;
450 my $self = $class->SUPER::new;
452 my $col_data = shift;
453 $self->{_relation} = $col_data->{relation};
454 $self->{_column} = $col_data->{column};
456 $self->{_aggregate} = $col_data->{aggregate};
458 $self->{_rels} = shift;
460 if (ref($self->{_column})) {
461 my $trans = $self->{_column}->{transform} || 'Bare';
462 my $pkg = "OpenILS::Reporter::SQLBuilder::Column::Transform::$trans";
463 if (UNIVERSAL::can($pkg => 'toSQL')) {
464 $self->{_transform} = $trans;
466 $self->{_transform} = 'GenericTransform';
468 } elsif( defined($self->{_column}) ) {
469 $self->{_transform} = 'Bare';
471 $self->{_transform} = 'NULL';
480 return $self->{_rels}->{$self->{_relation}};
485 if (ref($self->{_column})) {
486 return $self->{_column}->{colname};
488 return $self->{_column};
494 my $type = $self->{_transform};
495 return $self->{_sql} if ($self->{_sql});
496 my $toSQL = "OpenILS::Reporter::SQLBuilder::Column::Transform::${type}::toSQL";
497 return $self->{_sql} = $self->$toSQL;
502 my $type = $self->{_transform};
503 my $is_agg = "OpenILS::Reporter::SQLBuilder::Column::Transform::${type}::is_aggregate";
504 return $self->$is_agg;
508 #-------------------------------------------------------------------------------------------------
509 package OpenILS::Reporter::SQLBuilder::Column::OrderBy;
510 use base qw/OpenILS::Reporter::SQLBuilder::Column/;
514 my $self = $class->SUPER::new(@_);
516 my $col_data = shift;
517 $self->{_direction} = $col_data->{direction} || 'ascending';
523 my $dir = ($self->{_direction} =~ /^d/oi) ? 'DESC' : 'ASC';
524 return $self->{_sql} if ($self->{_sql});
525 return $self->{_sql} = $self->SUPER::toSQL . " $dir";
529 #-------------------------------------------------------------------------------------------------
530 package OpenILS::Reporter::SQLBuilder::Column::Select;
531 use base qw/OpenILS::Reporter::SQLBuilder::Column/;
535 my $self = $class->SUPER::new(@_);
537 my $col_data = shift;
538 $self->{_alias} = $col_data->{alias} || $self->name;
544 return $self->{_sql} if ($self->{_sql});
545 return $self->{_sql} = $self->SUPER::toSQL . ' AS "' . $self->resolve_param( $self->{_alias} ) . '"';
549 #-------------------------------------------------------------------------------------------------
550 package OpenILS::Reporter::SQLBuilder::Column::Transform::GenericTransform;
554 my $name = $self->name;
555 my $func = $self->{_column}->{transform};
558 @params = @{ $self->resolve_param( $self->{_column}->{params} ) } if ($self->{_column}->{params});
560 my $sql = $func . '("' . $self->{_relation} . '"."' . $self->name . '"';
561 $sql .= ",'" . join("','", @params) . "'" if (@params);
567 sub is_aggregate { return $self->{_aggregate} }
569 #-------------------------------------------------------------------------------------------------
570 package OpenILS::Reporter::SQLBuilder::Column::Transform::Bare;
574 return '"' . $self->{_relation} . '"."' . $self->name . '"';
577 sub is_aggregate { return 0 }
579 #-------------------------------------------------------------------------------------------------
580 package OpenILS::Reporter::SQLBuilder::Column::Transform::upper;
584 my $params = $self->resolve_param( $self->{_column}->{params} );
585 my $start = $$params[0];
586 my $len = $$params[1];
587 return 'UPPER("' . $self->{_relation} . '"."' . $self->name . '")';
590 sub is_aggregate { return 0 }
593 #-------------------------------------------------------------------------------------------------
594 package OpenILS::Reporter::SQLBuilder::Column::Transform::lower;
598 my $params = $self->resolve_param( $self->{_column}->{params} );
599 my $start = $$params[0];
600 my $len = $$params[1];
601 return 'LOWER("' . $self->{_relation} . '"."' . $self->name . '")';
604 sub is_aggregate { return 0 }
607 #-------------------------------------------------------------------------------------------------
608 package OpenILS::Reporter::SQLBuilder::Column::Transform::substring;
612 my $params = $self->resolve_param( $self->{_column}->{params} );
613 my $start = $$params[0];
614 my $len = $$params[1];
615 return 'SUBSTRING("' . $self->{_relation} . '"."' . $self->name . "\",$start,$len)";
618 sub is_aggregate { return 0 }
621 #-------------------------------------------------------------------------------------------------
622 package OpenILS::Reporter::SQLBuilder::Column::Transform::day_name;
626 return 'TO_CHAR("' . $self->{_relation} . '"."' . $self->name . '", \'Day\')';
629 sub is_aggregate { return 0 }
632 #-------------------------------------------------------------------------------------------------
633 package OpenILS::Reporter::SQLBuilder::Column::Transform::month_name;
637 return 'TO_CHAR("' . $self->{_relation} . '"."' . $self->name . '", \'Month\')';
640 sub is_aggregate { return 0 }
643 #-------------------------------------------------------------------------------------------------
644 package OpenILS::Reporter::SQLBuilder::Column::Transform::doy;
648 return 'EXTRACT(DOY FROM "' . $self->{_relation} . '"."' . $self->name . '")';
651 sub is_aggregate { return 0 }
654 #-------------------------------------------------------------------------------------------------
655 package OpenILS::Reporter::SQLBuilder::Column::Transform::woy;
659 return 'EXTRACT(WEEK FROM "' . $self->{_relation} . '"."' . $self->name . '")';
662 sub is_aggregate { return 0 }
665 #-------------------------------------------------------------------------------------------------
666 package OpenILS::Reporter::SQLBuilder::Column::Transform::moy;
670 return 'EXTRACT(MONTH FROM "' . $self->{_relation} . '"."' . $self->name . '")';
673 sub is_aggregate { return 0 }
676 #-------------------------------------------------------------------------------------------------
677 package OpenILS::Reporter::SQLBuilder::Column::Transform::qoy;
681 return 'EXTRACT(QUARTER FROM "' . $self->{_relation} . '"."' . $self->name . '")';
684 sub is_aggregate { return 0 }
687 #-------------------------------------------------------------------------------------------------
688 package OpenILS::Reporter::SQLBuilder::Column::Transform::dom;
692 return 'EXTRACT(DAY FROM "' . $self->{_relation} . '"."' . $self->name . '")';
695 sub is_aggregate { return 0 }
698 #-------------------------------------------------------------------------------------------------
699 package OpenILS::Reporter::SQLBuilder::Column::Transform::dow;
703 return 'EXTRACT(DOW FROM "' . $self->{_relation} . '"."' . $self->name . '")';
706 sub is_aggregate { return 0 }
709 #-------------------------------------------------------------------------------------------------
710 package OpenILS::Reporter::SQLBuilder::Column::Transform::year_trunc;
714 return 'EXTRACT(YEAR FROM "' . $self->{_relation} . '"."' . $self->name . '")';
717 sub is_aggregate { return 0 }
720 #-------------------------------------------------------------------------------------------------
721 package OpenILS::Reporter::SQLBuilder::Column::Transform::month_trunc;
725 return 'EXTRACT(YEAR FROM "' . $self->{_relation} . '"."' . $self->name . '")' .
726 ' || \'-\' || LPAD(EXTRACT(MONTH FROM "' . $self->{_relation} . '"."' . $self->name . '"),2,\'0\')';
729 sub is_aggregate { return 0 }
732 #-------------------------------------------------------------------------------------------------
733 package OpenILS::Reporter::SQLBuilder::Column::Transform::date_trunc;
737 return 'DATE("' . $self->{_relation} . '"."' . $self->name . '")';
740 sub is_aggregate { return 0 }
743 #-------------------------------------------------------------------------------------------------
744 package OpenILS::Reporter::SQLBuilder::Column::Transform::hour_trunc;
748 return 'EXTRACT(HOUR FROM "' . $self->{_relation} . '"."' . $self->name . '")';
751 sub is_aggregate { return 0 }
754 #-------------------------------------------------------------------------------------------------
755 package OpenILS::Reporter::SQLBuilder::Column::Transform::quarter;
759 return 'EXTRACT(YEAR FROM "' . $self->{_relation} . '"."' . $self->name . '")' .
760 ' || \'-Q\' || EXTRACT(QUARTER FROM "' . $self->{_relation} . '"."' . $self->name . '")';
763 sub is_aggregate { return 0 }
766 #-------------------------------------------------------------------------------------------------
767 package OpenILS::Reporter::SQLBuilder::Column::Transform::months_ago;
771 return 'EXTRACT(MONTH FROM AGE(NOW(),"' . $self->{_relation} . '"."' . $self->name . '"))';
774 sub is_aggregate { return 0 }
777 #-------------------------------------------------------------------------------------------------
778 package OpenILS::Reporter::SQLBuilder::Column::Transform::hod;
782 return 'EXTRACT(HOUR FROM "' . $self->{_relation} . '"."' . $self->name . '")';
785 sub is_aggregate { return 0 }
788 #-------------------------------------------------------------------------------------------------
789 package OpenILS::Reporter::SQLBuilder::Column::Transform::quarters_ago;
793 return 'EXTRACT(QUARTER FROM AGE(NOW(),"' . $self->{_relation} . '"."' . $self->name . '"))';
796 sub is_aggregate { return 0 }
799 #-------------------------------------------------------------------------------------------------
800 package OpenILS::Reporter::SQLBuilder::Column::Transform::age;
804 return 'AGE(NOW(),"' . $self->{_relation} . '"."' . $self->name . '")';
807 sub is_aggregate { return 0 }
810 #-------------------------------------------------------------------------------------------------
811 package OpenILS::Reporter::SQLBuilder::Column::Transform::first;
815 return 'FIRST("' . $self->{_relation} . '"."' . $self->name . '")';
818 sub is_aggregate { return 1 }
821 #-------------------------------------------------------------------------------------------------
822 package OpenILS::Reporter::SQLBuilder::Column::Transform::last;
826 return 'LAST("' . $self->{_relation} . '"."' . $self->name . '")';
829 sub is_aggregate { return 1 }
832 #-------------------------------------------------------------------------------------------------
833 package OpenILS::Reporter::SQLBuilder::Column::Transform::min;
837 return 'MIN("' . $self->{_relation} . '"."' . $self->name . '")';
840 sub is_aggregate { return 1 }
843 #-------------------------------------------------------------------------------------------------
844 package OpenILS::Reporter::SQLBuilder::Column::Transform::max;
848 return 'MAX("' . $self->{_relation} . '"."' . $self->name . '")';
851 sub is_aggregate { return 1 }
854 #-------------------------------------------------------------------------------------------------
855 package OpenILS::Reporter::SQLBuilder::Column::Transform::count;
859 return 'COUNT("' . $self->{_relation} . '"."' . $self->name . '")';
862 sub is_aggregate { return 1 }
865 #-------------------------------------------------------------------------------------------------
866 package OpenILS::Reporter::SQLBuilder::Column::Transform::count_distinct;
870 return 'COUNT(DISTINCT "' . $self->{_relation} . '"."' . $self->name . '")';
873 sub is_aggregate { return 1 }
876 #-------------------------------------------------------------------------------------------------
877 package OpenILS::Reporter::SQLBuilder::Column::Transform::sum;
881 return 'SUM("' . $self->{_relation} . '"."' . $self->name . '")';
884 sub is_aggregate { return 1 }
887 #-------------------------------------------------------------------------------------------------
888 package OpenILS::Reporter::SQLBuilder::Column::Transform::average;
892 return 'AVG("' . $self->{_relation} . '"."' . $self->name . '")';
895 sub is_aggregate { return 1 }
898 #-------------------------------------------------------------------------------------------------
899 package OpenILS::Reporter::SQLBuilder::Column::Where;
900 use base qw/OpenILS::Reporter::SQLBuilder::Column/;
904 my $self = $class->SUPER::new(@_);
906 my $col_data = shift;
907 $self->{_condition} = $col_data->{condition};
912 sub _flesh_conditions {
915 $cond = [$cond] unless (ref($cond) eq 'ARRAY');
919 push @out, OpenILS::Reporter::SQLBuilder::Input->new( $c )->set_builder( $builder );
928 return $self->{_sql} if ($self->{_sql});
932 my $rel = $self->find_relation();
933 if ($rel && $rel->is_nullable) {
934 $sql = "((". $self->SUPER::toSQL .") IS NULL OR ";
937 $sql .= $self->SUPER::toSQL;
939 my ($op) = keys %{ $self->{_condition} };
940 my $val = _flesh_conditions( $self->resolve_param( $self->{_condition}->{$op} ), $self->builder );
942 if (lc($op) eq 'in') {
943 $sql .= " IN (". join(",", map { $_->toSQL } @$val).")";
945 } elsif (lc($op) eq 'not in') {
946 $sql .= " NOT IN (". join(",", map { $_->toSQL } @$val).")";
948 } elsif (lc($op) eq 'is blank') {
949 $sql = '('. $self->SUPER::toSQL ." IS NULL OR ". $self->SUPER::toSQL ." = '')";
951 } elsif (lc($op) eq 'is not blank') {
952 $sql = '('. $self->SUPER::toSQL ." IS NOT NULL AND ". $self->SUPER::toSQL ." <> '')";
954 } elsif (lc($op) eq 'between') {
955 $sql .= " BETWEEN ". join(" AND ", map { $_->toSQL } @$val);
957 } elsif (lc($op) eq 'not between') {
958 $sql .= " NOT BETWEEN ". join(" AND ", map { $_->toSQL } @$val);
960 } elsif (lc($op) eq 'like') {
961 $val = $$val[0] if (ref($val) eq 'ARRAY');
963 $val =~ s/^'(.*)'$/$1/o;
966 $sql .= " LIKE '\%$val\%'";
968 } elsif (lc($op) eq 'ilike') {
969 $val = $$val[0] if (ref($val) eq 'ARRAY');
971 $val =~ s/^'(.*)'$/$1/o;
974 $sql .= " ILIKE '\%$val\%'";
977 $val = $$val[0] if (ref($val) eq 'ARRAY');
978 $sql .= " $op " . $val->toSQL;
981 if ($rel && $rel->is_nullable) {
985 return $self->{_sql} = $sql;
989 #-------------------------------------------------------------------------------------------------
990 package OpenILS::Reporter::SQLBuilder::Column::Having;
991 use base qw/OpenILS::Reporter::SQLBuilder::Column::Where/;
993 #-------------------------------------------------------------------------------------------------
994 package OpenILS::Reporter::SQLBuilder::Relation;
995 use base qw/OpenILS::Reporter::SQLBuilder/;
999 $self = $self->SUPER::new if (!ref($self));
1001 my $rel_data = shift;
1003 $self->set_builder($b);
1005 $self->{_table} = $rel_data->{table};
1006 $self->{_alias} = $rel_data->{alias} || $self->{_table};
1007 $self->{_join} = [];
1008 $self->{_columns} = [];
1010 $self->builder->{_rels}{$self->{_alias}} = $self;
1012 if ($rel_data->{join}) {
1014 $_ => OpenILS::Reporter::SQLBuilder::Relation->parse( $rel_data->{join}->{$_}, $b ) => $rel_data->{join}->{$_}->{key} => $rel_data->{join}->{$_}->{type}
1015 ) for ( keys %{ $rel_data->{join} } );
1025 push @{ $self->{_columns} }, $col;
1031 return (grep { $_->name eq $col} @{ $self->{_columns} })[0];
1039 my $type = lc(shift()) || 'inner';
1041 if (UNIVERSAL::isa($col,'OpenILS::Reporter::SQLBuilder::Join')) {
1042 push @{ $self->{_join} }, $col;
1044 push @{ $self->{_join} }, OpenILS::Reporter::SQLBuilder::Join->build( $self => $col, $frel => $fkey, $type );
1052 return $self->{_nullable};
1058 $self->{_is_join} = $j if ($j);
1059 return $self->{_is_join};
1065 $self->{_join_type} = $j if ($j);
1066 return $self->{_join_type};
1071 return $self->{_sql} if ($self->{_sql});
1073 my $sql = $self->{_table} .' AS "'. $self->{_alias} .'"';
1075 if (!$self->is_join) {
1076 for my $j ( @{ $self->{_join} } ) {
1081 return $self->{_sql} = $sql;
1084 #-------------------------------------------------------------------------------------------------
1085 package OpenILS::Reporter::SQLBuilder::Join;
1086 use base qw/OpenILS::Reporter::SQLBuilder/;
1090 my $self = $class->SUPER::new if (!ref($class));
1092 $self->{_left_rel} = shift;
1093 ($self->{_left_col}) = split(/-/,shift());
1095 $self->{_right_rel} = shift;
1096 $self->{_right_col} = shift;
1098 $self->{_join_type} = shift;
1100 $self->{_right_rel}->set_builder($self->{_left_rel}->builder);
1102 $self->{_right_rel}->is_join(1);
1103 $self->{_right_rel}->join_type($self->{_join_type});
1105 bless $self => "OpenILS::Reporter::SQLBuilder::Join::$self->{_join_type}";
1114 my $sql = "JOIN " . $self->{_right_rel}->toSQL .
1115 ' ON ("' . $self->{_left_rel}->{_alias} . '"."' . $self->{_left_col} .
1116 '" = "' . $self->{_right_rel}->{_alias} . '"."' . $self->{_right_col} . '")';
1118 $sql .= $_->toSQL($dir) for (@{ $self->{_right_rel}->{_join} });
1123 #-------------------------------------------------------------------------------------------------
1124 package OpenILS::Reporter::SQLBuilder::Join::left;
1125 use base qw/OpenILS::Reporter::SQLBuilder::Join/;
1130 #return $self->{_sql} if ($self->{_sql});
1132 my $_nullable_rel = $dir && $dir eq 'r' ? '_left_rel' : '_right_rel';
1133 $self->{_right_rel}->{_nullable} = 'l';
1134 $self->{$_nullable_rel}->{_nullable} = $dir;
1136 my $j = $dir && $dir eq 'r' ? 'FULL OUTER' : 'LEFT OUTER';
1138 my $sql = "\n\t$j ". $self->SUPER::toSQL('l');
1140 #$sql .= $_->toSQL for (@{ $self->{_right_rel}->{_join} });
1142 return $self->{_sql} = $sql;
1145 #-------------------------------------------------------------------------------------------------
1146 package OpenILS::Reporter::SQLBuilder::Join::right;
1147 use base qw/OpenILS::Reporter::SQLBuilder::Join/;
1152 #return $self->{_sql} if ($self->{_sql});
1154 my $_nullable_rel = $dir && $dir eq 'l' ? '_right_rel' : '_left_rel';
1155 $self->{_left_rel}->{_nullable} = 'r';
1156 $self->{$_nullable_rel}->{_nullable} = $dir;
1158 my $j = $dir && $dir eq 'l' ? 'FULL OUTER' : 'RIGHT OUTER';
1160 my $sql = "\n\t$j ". $self->SUPER::toSQL('r');
1162 #$sql .= $_->toSQL for (@{ $self->{_right_rel}->{_join} });
1164 return $self->{_sql} = $sql;
1167 #-------------------------------------------------------------------------------------------------
1168 package OpenILS::Reporter::SQLBuilder::Join::inner;
1169 use base qw/OpenILS::Reporter::SQLBuilder::Join/;
1174 #return $self->{_sql} if ($self->{_sql});
1176 my $_nullable_rel = $dir && $dir eq 'l' ? '_right_rel' : '_left_rel';
1177 $self->{$_nullable_rel}->{_nullable} = $dir;
1179 my $j = $dir ? ( $dir eq 'l' ? 'LEFT OUTER' : ( $dir eq 'r' ? 'RIGHT OUTER' : 'FULL OUTER' ) ) : 'INNER';
1181 my $sql = "\n\t$j ". $self->SUPER::toSQL;
1183 #$sql .= $_->toSQL for (@{ $self->{_right_rel}->{_join} });
1185 return $self->{_sql} = $sql;
1188 #-------------------------------------------------------------------------------------------------
1189 package OpenILS::Reporter::SQLBuilder::Join::cross;
1190 use base qw/OpenILS::Reporter::SQLBuilder::Join/;
1194 #return $self->{_sql} if ($self->{_sql});
1196 $self->{_right_rel}->{_nullable} = 'f';
1197 $self->{_left_rel}->{_nullable} = 'f';
1199 my $sql = "\n\tFULL OUTER ". $self->SUPER::toSQL('f');
1201 #$sql .= $_->toSQL for (@{ $self->{_right_rel}->{_join} });
1203 return $self->{_sql} = $sql;