01.
$src_id
=
$_REQUEST
[
'src'
];
02.
$dst_id
=
$_REQUEST
[
'dst'
];
03.
04.
$source
=
explode
(
"|"
,
$src_id
);
05.
$destination
=
explode
(
"|"
,
$dst_id
);
06.
07.
if
(
$source
[0]==1 &&
$destination
[0]==1){
08.
$sqlRoute
=
"SELECT * FROM van_info v JOIN province p ON v.src_id = p.province_id JOIN province pr ON v.dst_id = pr.province_id WHERE p.main_province_id = $source[1] AND pr.main_province_id = $destination[1] "
;
09.
}
else
if
(
$source
[0]==1 &&
$destination
[0]==2){
10.
$sqlRoute
=
"SELECT * FROM van_info v JOIN province p ON v.src_id = p.province_id WHERE p.main_province_id = $source[1] AND v.dst_id = $destination[1] "
;
11.
}
elseif
(
$source
[0]==2 &&
$destination
[0]==2) {
12.
$sqlRoute
=
"SELECT * FROM van_info v JOIN province p ON v.src_id = p.province_id WHERE v.src_id = $source[1] AND v.dst_id = $destination[1] "
;
13.
}
elseif
(
$source
[0]==2 &&
$destination
[0]==1) {
14.
$sqlRoute
=
"SELECT * FROM van_info v JOIN province p ON v.src_id = p.province_id OR v.dst_id = p.province_id WHERE v.src_id = $source[1] AND p.main_province_id = $destination[1] "
;
15.
}