2 # The master SQL module
6 # Copyright (c) 2006 Dirk Koopman G1TLH
24 return $active if $active;
43 return undef unless $active;
45 my ($style) = $dsn =~ /^dbi:(\w+):/;
46 my $newclass = "DXSql::$style";
47 eval "require $newclass";
52 return bless {}, $newclass;
65 $dbh = DBI->connect($dsn, $user, $passwd);
78 $self->{dbh}->disconnect;
86 eval { $self->{dbh}->do($s); };
91 $_[0]->{dbh}->begin_work;
101 $_[0]->{dbh}->rollback;
106 return $_[0]->{dbh}->quote($_[1]);
111 return $_[0]->{dbh}->prepare($_[1]);
114 sub spot_insert_prepare
117 return $self->prepare('insert into spot values(?' . ',?' x 15 . ')');
127 push @$spot, undef while @$spot < 15;
128 pop @$spot while @$spot > 15;
129 eval {$sth->execute(undef, @$spot)};
131 my $s = "insert into spot values(NULL,";
132 $s .= sprintf("%.1f,", $spot->[0]);
133 $s .= $self->quote($spot->[1]) . "," ;
134 $s .= $spot->[2] . ',';
135 $s .= (length $spot->[3] ? $self->quote($spot->[3]) : 'NULL') . ',';
136 $s .= $self->quote($spot->[4]) . ',';
137 $s .= $spot->[5] . ',';
138 $s .= $spot->[6] . ',';
139 $s .= (length $spot->[7] ? $self->quote($spot->[7]) : 'NULL') . ',';
140 $s .= $spot->[8] . ',';
141 $s .= $spot->[9] . ',';
142 $s .= $spot->[10] . ',';
143 $s .= $spot->[11] . ',';
144 $s .= (length $spot->[12] ? $self->quote($spot->[12]) : 'NULL') . ',';
145 $s .= (length $spot->[13] ? $self->quote($spot->[13]) : 'NULL') . ',';
146 $s .= (length $spot->[14] ? $self->quote($spot->[14]) : 'NULL') . ')';
147 eval {$self->do($s)};
160 dbg("expr: $expr") if isdbg('search');
161 if ($expr =~ /\$f/) {
162 $expr =~ s/(?:==|eq)/ = /g;
163 $expr =~ s/\$f10/spotteritu/g;
164 $expr =~ s/\$f11/spottercq/g;
165 $expr =~ s/\$f12/spotstate/g;
166 $expr =~ s/\$f13/spotterstate/g;
167 $expr =~ s/\$f0/freq/g;
168 $expr =~ s/\$f1/spotcall/g;
169 $expr =~ s/\$f2/time/g;
170 $expr =~ s/\$f3/comment/g;
171 $expr =~ s/\$f4/spotter/g;
172 $expr =~ s/\$f5/spotdxcc/g;
173 $expr =~ s/\$f6/spotterdxcc/g;
174 $expr =~ s/\$f7/origin/g;
175 $expr =~ s/\$f8/spotitu/g;
176 $expr =~ s/\$f9/spotcq/g;
177 $expr =~ s/\|\|/ or /g;
178 $expr =~ s/\&\&/ and /g;
179 $expr =~ s/=~\s+m\{\^([%\w]+)[^\}]*\}/ like '$1'/g;
183 my $fdays = $dayfrom ? "time <= " . ($main::systime - ($dayfrom * 86400)) : "";
184 my $days = "time >= " . ($main::systime - ($dayto * 86400));
185 my $trange = $fdays ? "($fdays and $days)" : $days;
186 $expr .= $expr ? " and $trange" : $trange;
187 my $s = qq{select freq,spotcall,time,comment,spotter,spotdxcc,spotterdxcc,
188 origin,spotitu,spotcq,spotteritu,spottercq,spotstate,spotterstate from spot
189 where $expr order by time desc limit $n};
190 dbg("sql expr: $s") if isdbg('search');
191 my $ref = $self->{dbh}->selectall_arrayref($s);