public function fs_shortcode($atts)
{
// FIRST CHECK FOR POST REQUEST AND CALL 'query' METHOD FROM 'FS_Query'.
// METHOD WILL RETURN RESULTS VIEW
if (isset($_POST['fs_query'])) {
$fs_rss_result = FS_Query::query();
return $fs_rss_result;
}
// IF NO $_POST['fs_query'] THEN JUST CONTINUE AS NORMAL DISPLAYING THE FORM
// CHECK GUIDs ARE SET BEFORE DISPLAYING QUERY FORM
if ($this->FS_GUID_flight || $this->FS_GUID_route) {
// RETURN THE GENERIC FORM FOR QUERIENG FLIGHTSTATS RSS FEED
// note * include in ob_buffer and assign to variable in order to return through shortcode.
ob_start();
// start buffer
require 'views/query_form.php';
// include form
$fs_query_form = ob_get_contents();
// assign buffer contents to variable
ob_end_clean();
// end buffer and remove buffer contents
return $fs_query_form;
// IF AT LEAST ONE GUID IS NOT SET DISPLAY ERROR MESSAGE
} else {
// DISPLAY ERROR MESSAGE IF NO GUID SUPPLIED
return '<p style="margin: 10px; padding: 5px; background: #f00; text-align:center; font-weight:bold; color: #000;">Please supply a valid FlightStats GUID</p>';
}
}
static function query()
{
// SANITIZE POST INPUT
$fs_rss_params = filter_var_array($_POST, FILTER_SANITIZE_STRING);
// CHECK IF FIELD HIDDEN WITH CSS HAS BEEN SUBMITTED WITH A VALUE.
// IF SO IT'S PROBABLY AN AUTOMATED SUBMISSION, SO RETURN ERROR MESSAGE.
if ($fs_rss_params['fs_bot_check'] !== '') {
return self::FS_ERROR_MISSING;
}
// --------------------------- CREATE DATE ------
// SET TIME TO TODAY
$fs_time = time();
// THEN..
// CHECK IF SELECTED DAY YESTERDAY OR TOMORROW AND ADD OR SUBTRACT 60*60*24 = 86400 - ONE DAY
if ($fs_rss_params['fs_sched_date'] === 'yesterday') {
$fs_time -= 86400;
} elseif ($fs_rss_params['fs_sched_date'] === 'tomorrow') {
$fs_time += 86400;
}
// CREATE FORMATTED DATE FOR QUERY
$fs_date = date('Y-m-d', $fs_time);
// ----------------------------------------------
// CREATE REMAINING QUERY VARS
// FLIGHT NO = $fs_flight
if (isset($fs_rss_params['fs_flight_no']) && $fs_rss_params['fs_flight_no'] != '') {
$fs_flight = trim($fs_rss_params['fs_flight_no']);
}
// DEPARTURE AIRPORT = $fs_dep
if (isset($fs_rss_params['fs_dep_airport']) && $fs_rss_params['fs_dep_airport'] != '') {
$fs_dep = trim($fs_rss_params['fs_dep_airport']);
}
// ARRIVAL AIRPORT = $fs_arr
if (isset($fs_rss_params['fs_arr_airport']) && $fs_rss_params['fs_arr_airport'] != '') {
$fs_arr = trim($fs_rss_params['fs_arr_airport']);
}
// IF FLIGHT NO IS SUPPLIED QUERY IT ALONE.
if (isset($fs_flight)) {
$fs_result = self::execute_query($fs_date, $fs_flight);
// ! IMPORTANT ! // CHECK RETURNED submit_rss VALUE, IF THAT VALUE IS FALSE CONTINUE ON TO TRY QUERY BY ROUTE - ( INCORRECT FLIGHT NO. )
if ($fs_result) {
return $fs_result;
// ------------ POSSIBBLE RETURN ----
}
// SET TO TRUE SO MESSAGE CAN BE ADDED EXPLAINING ALTERNITIVE QUERY
self::$flight_no_failed = TRUE;
}
// FROM HERE THE FLIGHT NO QUERY EITHER RETURNED FALSE OR WASN'T SET, SO TRY QUERY WITH AIRPORT LOCATIONS
if (isset($fs_dep) && isset($fs_arr)) {
// CREATE ARRAY TO PASS TO submit_rss. THE ARRAY WILL DISTINGUISH BETWEEN FLIGHT NO QUERY AND ROUTE QUERY
$fs_route[] = $fs_dep;
$fs_route[] = $fs_arr;
$fs_result = self::execute_query($fs_date, $fs_route);
// ! IMPORTANT ! // CHECK RETURNED submit_rss VALUE, IF THAT VALUE IS ALSO FALSE CONTINUE TO RETURN ERROR MESSAGE
if ($fs_result) {
return $fs_result;
// ------------ POSSIBBLE RETURN ----
}
}
// IF ALL POSSIBBLE QUERY PARAMS FAILED OR WASN'T AVAILABLE,
// I.E. NONE OF THE CONDITIONALS RETURNED A VALUE EXITING THE METHOD, SIMPLY RETURN THE ERROR MESSAGE
return self::FS_ERROR_MISSING;
// ------------ POSSIBBLE RETURN ----
}
