<?php
 
/*
 *    Copyright 2010,2011 Alexander Sadleir 
 
  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at
 
  http://www.apache.org/licenses/LICENSE-2.0
 
  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.
 */
include ('include/common.inc.php');
$routetrips = Array();
if (isset($routeid) && !isset($tripid)) {
    $trip = getRouteNextTrip($routeid,$directionid);
    
    if (!($trip)) {
        $trip = getRouteFirstTrip($routeid,$directionid);
    }
    $tripid = $trip['trip_id'];
} else {
    $trip = getTrip($tripid);
    $routeid = $trip['route_id'];
}
$directionid = $trip['direction_id'];
$service_period = strtolower($trip["service_id"]);
$destination = getTripDestination($trip['trip_id']);
include_header("Route " . $trip['route_id'] . ' to ' . $destination['stop_name'], "trip");
trackEvent("Route/Trip View", "View Route", $trip['route_id'] . ' ' . $destination['stop_name'], $routeid);
echo '<div class="content-secondary">';
echo '<a href="' . $trip['route_url'] . '">View Original Timetable/Map</a> ';
echo '<a href="geo/trip.kml.php?tripid='.$tripid.'">View Trip in Google Earth</a> ';
echo '<a href="geo/route.kml.php?routeid='.$routeid.'">View Route in Google Earth</a>';
echo '<h2>Via:</h2> <small>' . viaPointNames($tripid) . '</small>';
echo '<h2>Other Trips:</h2> ';
$routeTrips = getRouteTrips($routeid, $trip['direction_id'], $service_period);
foreach ($routeTrips as $key => $othertrip) {
    // if ($othertrip['trip_id'] != $tripid) {
    echo '<a href="trip.php?tripid=' . $othertrip['trip_id'] . "&amp;routeid=" . $routeid . '">' . str_replace("  ", ":00", str_replace(":00", " ", $othertrip['arrival_time'])) . '</a> ';
    //  } else {
    // skip this trip but look forward/back
    if ($key - 1 > 0)
        $prevTrip = $routeTrips[$key - 1]['trip_id'];
    if ($key + 1 < sizeof($routeTrips))
        $nextTrip = $routeTrips[$key + 1]['trip_id'];
    // }
}
flush();
@ob_flush();
echo '<h2>Other directions/timing periods:</h2> ';
$otherDir = 0;
 
    foreach (getRouteHeadsigns($routeid) as $headsign) {
        if ($headsign['direction_id'] != $directionid || strtolower($headsign['service_id']) != $service_period) {
 
            echo '<a href="trip.php?routeid=' . $routeid . '&amp;directionid=' . $headsign['direction_id'] . '&amp;service_period=' . $headsign['service_id'] . '"> Starting at ' . $headsign['stop_name'] . ' (' . $headsign['service_id'] . ')</a> ';
            $otherDir++;
        }
    }
 
if ($otherDir == 0) {
    echo "None";
}
echo '</div><div class="content-primary">';
flush();
@ob_flush();
echo "<div class='ui-header' style='overflow: visible; height: 1.5em'>";
if (isset($nextTrip)) {
    echo '<a href="trip.php?tripid=' . $nextTrip . "&amp;routeid=" . $routeid . '" data-icon="arrow-r" class="ui-btn-right">Next Trip</a>';
}
if (isset($prevTrip)) {
    echo '<a href="trip.php?tripid=' . $prevTrip . "&amp;routeid=" . $routeid . '" data-icon="arrow-l" class="ui-btn-left">Previous Trip</a>';
}
echo "</div>";
echo '  <ul data-role="listview"  data-inset="true">';
$stopsGrouped = Array();
$tripStopTimes = getTripStopTimes($tripid);
echo '<li data-role="list-divider">' . $tripStopTimes[0]['arrival_time'] . ' to ' . $tripStopTimes[sizeof($tripStopTimes) - 1]['arrival_time'] . ' towards ' . $destination['stop_name'] . ' (' . ucwords(strtolower($tripStopTimes[0]['service_id'])) . ')</li>';
foreach ($tripStopTimes as $key => $tripStopTime) {
    if ($key + 1 >= sizeof($tripStopTimes) || stopCompare($tripStopTimes[$key]["stop_name"]) != stopCompare($tripStopTimes[$key + 1]["stop_name"])) {
        echo '<li>';
 
        if (sizeof($stopsGrouped) > 0) {
            // print and empty grouped stops
            // subsequent duplicates
            $stopsGrouped["stop_ids"][] = $tripStopTime['stop_id'];
            $stopsGrouped["endTime"] = $tripStopTime['arrival_time'];
            echo '<a class="vevent" href="stop.php?stopids=' . implode(",", $stopsGrouped['stop_ids']) . '">';
            echo '<p class="ui-li-aside"> <time class="dtstart" datetime="'.date("c",strtotime($stopsGrouped['startTime'])).'">' . $stopsGrouped['startTime'] . '</time> to <time class="dtend" datetime="'.date("c",strtotime($stopsGrouped['endTime'])).'">' . $stopsGrouped['endTime'] . '</time>';
            if (isset($_SESSION['lat']) && isset($_SESSION['lon'])) {
                echo '<br>' . distance($tripStopTime['stop_lat'], $tripStopTime['stop_lon'], $_SESSION['lat'], $_SESSION['lon'], true) . 'm away';
            }
            echo '</p><span class="summary">';
            echo stopGroupTitle($tripStopTime['stop_name'], $tripStopTime['stop_desc']) . '</span><br><small>' . sizeof($stopsGrouped["stop_ids"]) . ' stops</small>';
 
            echo '</a></li>';
            flush();
            @ob_flush();
            $stopsGrouped = Array();
        } else {
            // just a normal stop
            echo '<span itemscope itemtype="http://schema.org/BusStop" class="vevent"> <a itemprop="url" href="stop.php?stopid=' . $tripStopTime['stop_id'] . (startsWith($tripStopTime['stop_code'], "Wj") ? '&amp;stopcode=' . $tripStopTime['stop_code'] : "") . '">';
            echo '<p class="ui-li-aside geo"><time class="dtstart" datetime="'.date("c",strtotime($trip['arrival_time'])).'">' . $tripStopTime['arrival_time'].'</time>';
            echo '<abbr class="latitude" title="'.$tripStopTime['stop_lat'].'"></abbr> 
 <abbr class="longitude" title="'.$tripStopTime['stop_lon'].'"></abbr><meta itemprop="latitude" content="'.$tripStopTime['stop_lat'].'" />
    <meta itemprop="longitude" content="'.$tripStopTime['stop_lon'].'" />';
            if (isset($_SESSION['lat']) && isset($_SESSION['lon'])) {
                echo '<br>' . distance($tripStopTime['stop_lat'], $tripStopTime['stop_lon'], $_SESSION['lat'], $_SESSION['lon'], true) . 'm away';
            }
            echo '</p><span class="summary" itemprop="name">';
            echo $tripStopTime['stop_name'];
            echo '</span></a></li>';
            flush();
            @ob_flush();
        }
    } else {
        // this is a duplicated line item
        if ($key - 1 <= 0 || stopCompare($tripStopTimes[$key]['stop_name']) != stopCompare($tripStopTimes[$key - 1]['stop_name'])) {
            // first duplicate
            $stopsGrouped = Array(
                "startTime" => $tripStopTime['arrival_time'],
                "stop_ids" => Array(
                    $tripStopTime['stop_id']
                )
            );
        } else {
            // subsequent duplicates
            $stopsGrouped["stop_ids"][] = $tripStopTime['stop_id'];
            $stopsGrouped["endTime"] = $tripStopTime['arrival_time'];
        }
    }
}
echo '</ul>';
echo '</div>';
include_footer();
?>