Design 2 column data layout
[busui.git] / include / db / route-dao.inc.php
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
<?php
function getRoute($routeID)
{
        global $conn;
        $query = "Select * from routes where route_id = :routeID LIMIT 1";
        debug($query, "database");
        $query = $conn->prepare($query);
        $query->bindParam(":routeID", $routeID);
        $query->execute();
        if (!$query) {
                databaseError($conn->errorInfo());
                return Array();
        }
        return $query->fetch(PDO::FETCH_ASSOC);
}
function getRoutes()
{
        global $conn;
        $query = "Select * from routes order by route_short_name;";
        debug($query, "database");
        $query = $conn->prepare($query);
        $query->execute();
        if (!$query) {
                databaseError($conn->errorInfo());
                return Array();
        }
        return $query->fetchAll();
}
function getRoutesByNumber($routeNumber = "")
{
        global $conn;
        if ($routeNumber != "") {
                $query = "Select distinct routes.route_id,routes.route_short_name,routes.route_long_name,service_id from routes  join trips on trips.route_id =
routes.route_id join stop_times on stop_times.trip_id = trips.trip_id where route_short_name = :routeNumber order by route_short_name;";
        }
        else {
                $query = "SELECT DISTINCT route_short_name from routes order by route_short_name";
        }
        debug($query, "database");
        $query = $conn->prepare($query);
        if ($routeNumber != "") {
                $query->bindParam(":routeNumber", $routeNumber);
        }
        $query->execute();
        if (!$query) {
                databaseError($conn->errorInfo());
                return Array();
        }
        return $query->fetchAll();
}
function getRoutesByNumberSeries($routeNumberSeries = "")
{
        global $conn;
        if (strlen($routeNumberSeries) == 1) {
                return getRoutesByNumber($routeNumberSeries);
        }
        $seriesMin = substr($routeNumberSeries, 0, -1) . "0";
        $seriesMax = substr($routeNumberSeries, 0, -1) . "9";
        $query = "Select distinct routes.route_id,routes.route_short_name,routes.route_long_name,service_id from routes  join trips on trips.route_id =
routes.route_id join stop_times on stop_times.trip_id = trips.trip_id where to_number(route_short_name, 'FM999') between :seriesMin and :seriesMax OR route_short_name LIKE :routeNumberSeries order by route_short_name;";
        debug($query, "database");
        $query = $conn->prepare($query);
        $query->bindParam(":seriesMin", $seriesMin);
        $query->bindParam(":seriesMax", $seriesMax);
        $routeNumberSeries = "% ".substr($routeNumberSeries, 0, -1)."%";
        $query->bindParam(":routeNumberSeries", $routeNumberSeries);
        $query->execute();
        if (!$query) {
                databaseError($conn->errorInfo());
                return Array();
        }
        return $query->fetchAll();
}
function getRouteNextTrip($routeID)
{
        global $conn;
        $query = "select * from routes join trips on trips.route_id = routes.route_id
join stop_times on stop_times.trip_id = trips.trip_id where
arrival_time > :currentTime and routes.route_id = :routeID order by
arrival_time limit 1";
        debug($query, "database");
        $query = $conn->prepare($query);
        $query->bindParam(":currentTime", current_time());
        $query->bindParam(":routeID", $routeID);
        $query->execute();
        if (!$query) {
                databaseError($conn->errorInfo());
                return Array();
        }
        $r = $query->fetch(PDO::FETCH_ASSOC);
 
        // past last trip of the day special case
        if (sizeof($r) < 16) {
                $query = "select * from routes join trips on trips.route_id = routes.route_id
join stop_times on stop_times.trip_id = trips.trip_id where routes.route_id = :routeID order by
arrival_time DESC limit 1";
                debug($query, "database");
                $query = $conn->prepare($query);
                $query->bindParam(":routeID", $routeID);
                $query->execute();
                if (!$query) {
                        databaseError($conn->errorInfo());
                        return Array();
                }
            
                $r = $query->fetch(PDO::FETCH_ASSOC);
        }
        return $r;
}
function getTimeInterpolatedRouteAtStop($routeID, $stop_id)
{
        $nextTrip = getRouteNextTrip($routeID);
        if ($nextTrip['trip_id']) {
                foreach (getTimeInterpolatedTrip($nextTrip['trip_id']) as $tripStop) {
                        if ($tripStop['stop_id'] == $stop_id) return $tripStop;
                }
        }
        return Array();
}
function getRouteTrips($routeID)
{
        global $conn;
        $query = "select routes.route_id,trips.trip_id,service_id,arrival_time, stop_id, stop_sequence from routes join trips on trips.route_id = routes.route_id
join stop_times on stop_times.trip_id = trips.trip_id where routes.route_id = :routeID and stop_sequence = '1' order by
arrival_time ";
        debug($query, "database");
        $query = $conn->prepare($query);
        $query->bindParam(":routeID", $routeID);
        $query->execute();
        if (!$query) {
                databaseError($conn->errorInfo());
                return Array();
        }
        return $query->fetchAll();
}
function getRoutesByDestination($destination = "", $service_period = "")
{
        global $conn;
        if ($service_period == "") $service_period = service_period();
        if ($destination != "") {
                $query = "SELECT DISTINCT trips.route_id,route_short_name,route_long_name, service_id
FROM stop_times join trips on trips.trip_id =
stop_times.trip_id join routes on trips.route_id = routes.route_id
WHERE route_long_name = :destination AND  service_id=:service_period order by route_short_name";
        }
        else {
                $query = "SELECT DISTINCT route_long_name
FROM stop_times join trips on trips.trip_id =
stop_times.trip_id join routes on trips.route_id = routes.route_id
WHERE service_id= :service_period order by route_long_name";
        }
        debug($query, "database");
        $query = $conn->prepare($query);
        $query->bindParam(":service_period", $service_period);
        if ($destination != "") $query->bindParam(":destination", $destination);
        $query->execute();
        if (!$query) {
                databaseError($conn->errorInfo());
                return Array();
        }
        return $query->fetchAll();
}
function getRoutesBySuburb($suburb, $service_period = "")
{
        if ($service_period == "") $service_period = service_period();
        global $conn;
        $query = "SELECT DISTINCT service_id,trips.route_id,route_short_name,route_long_name
FROM stop_times join trips on trips.trip_id = stop_times.trip_id
join routes on trips.route_id = routes.route_id
join stops on stops.stop_id = stop_times.stop_id
WHERE zone_id LIKE ':suburb AND service_id=:service_period ORDER BY route_short_name";
        debug($query, "database");
        $query = $conn->prepare($query);
        $query->bindParam(":service_period", $service_period);
        $suburb = "%" . $suburb . ";%";
        $query->bindParam(":suburb", $suburb);
        $query->execute();
        if (!$query) {
                databaseError($conn->errorInfo());
                return Array();
        }
        return $query->fetchAll();
}
function getRoutesNearby($lat, $lng, $limit = "", $distance = 500)
{
        if ($service_period == "") $service_period = service_period();
        if ($limit != "") $limitSQL = " LIMIT :limit ";
        global $conn;
        $query = "SELECT service_id,trips.route_id,route_short_name,route_long_name,min(stops.stop_id) as stop_id,
        min(ST_Distance(position, ST_GeographyFromText('SRID=4326;POINT($lng $lat)'), FALSE)) as distance
FROM stop_times
join trips on trips.trip_id = stop_times.trip_id
join routes on trips.route_id = routes.route_id
join stops on stops.stop_id = stop_times.stop_id
WHERE service_id=:service_period
AND ST_DWithin(position, ST_GeographyFromText('SRID=4326;POINT($lng $lat)'), :distance, FALSE)
        group by service_id,trips.route_id,route_short_name,route_long_name
        order by distance $limitSQL";
        debug($query, "database");
        $query = $conn->prepare($query);
        $query->bindParam(":service_period", $service_period);
        $query->bindParam(":distance", $distance);
        if ($limit != "") $query->bindParam(":limit", $limit);
        $query->execute();
        if (!$query) {
                databaseError($conn->errorInfo());
                return Array();
        }
        return $query->fetchAll();
}
?>