Start of service alerts API
Start of service alerts API

<?php <?php
// SELECT array_to_string(array(SELECT REPLACE(name_2006, ',', '\,') as name FROM suburbs order by name), ',') // SELECT array_to_string(array(SELECT REPLACE(name_2006, ',', '\,') as name FROM suburbs order by name), ',')
$suburbs = explode(",", "Acton,Ainslie,Amaroo,Aranda,Banks,Barton,Belconnen,Bonner,Bonython,Braddon,Bruce,Calwell,Campbell,Chapman,Charnwood,Chifley,Chisholm,City,Conder,Cook,Curtin,Deakin,Dickson,Downer,Duffy,Dunlop,Evatt,Fadden,Farrer,Fisher,Florey,Flynn,Forrest,Franklin,Fraser,Fyshwick,Garran,Gilmore,Giralang,Gordon,Gowrie,Greenway,Griffith,Gungahlin,Hackett,Hall,Harrison,Hawker,Higgins,Holder,Holt,Hughes,Hume,Isaacs,Isabella Plains,Kaleen,Kambah,Kingston,Latham,Lawson,Lyneham,Lyons,Macarthur,Macgregor,Macquarie,Mawson,McKellar,Melba,Mitchell,Monash,Narrabundah,Ngunnawal,Nicholls,Oaks Estate,O'Connor,O'Malley,Oxley,Page,Palmerston,Parkes,Pearce,Phillip,Pialligo,Red Hill,Reid,Richardson,Rivett,Russell,Scullin,Spence,Stirling,Symonston,Tharwa,Theodore,Torrens,Turner,Wanniassa,Waramanga,Watson,Weetangera,Weston,Yarralumla"); $suburbs = explode(",", "Acton,Ainslie,Amaroo,Aranda,Banks,Barton,Belconnen,Bonner,Bonython,Braddon,Bruce,Calwell,Campbell,Chapman,Charnwood,Chifley,Chisholm,City,Conder,Cook,Curtin,Deakin,Dickson,Downer,Duffy,Dunlop,Evatt,Fadden,Farrer,Fisher,Florey,Flynn,Forrest,Franklin,Fraser,Fyshwick,Garran,Gilmore,Giralang,Gordon,Gowrie,Greenway,Griffith,Gungahlin,Hackett,Hall,Harrison,Hawker,Higgins,Holder,Holt,Hughes,Hume,Isaacs,Isabella Plains,Kaleen,Kambah,Kingston,Latham,Lawson,Lyneham,Lyons,Macarthur,Macgregor,Macquarie,Mawson,McKellar,Melba,Mitchell,Monash,Narrabundah,Ngunnawal,Nicholls,Oaks Estate,O'Connor,O'Malley,Oxley,Page,Palmerston,Parkes,Pearce,Phillip,Pialligo,Red Hill,Reid,Richardson,Rivett,Russell,Scullin,Spence,Stirling,Symonston,Tharwa,Theodore,Torrens,Turner,Wanniassa,Waramanga,Watson,Weetangera,Weston,Yarralumla");
function staticmap($mapPoints, $zoom = 0, $markerImage = "iconb", $collapsible = true) function staticmap($mapPoints, $zoom = 0, $markerImage = "iconb", $collapsible = true, $twotone = false)
{ {
global $labsPath; global $labsPath;
$width = 300; $width = 300;
$height = 300; $height = 300;
$metersperpixel[9] = 305.492 * $width; $metersperpixel[9] = 305.492 * $width;
$metersperpixel[10] = 152.746 * $width; $metersperpixel[10] = 152.746 * $width;
$metersperpixel[11] = 76.373 * $width; $metersperpixel[11] = 76.373 * $width;
$metersperpixel[12] = 38.187 * $width; $metersperpixel[12] = 38.187 * $width;
$metersperpixel[13] = 19.093 * $width; $metersperpixel[13] = 19.093 * $width;
$metersperpixel[14] = 9.547 * $width; $metersperpixel[14] = 9.547 * $width;
$metersperpixel[15] = 4.773 * $width; $metersperpixel[15] = 4.773 * $width;
//$metersperpixel[16] = 2.387 * $width; //$metersperpixel[16] = 2.387 * $width;
// $metersperpixel[17]=1.193*$width; // $metersperpixel[17]=1.193*$width;
$center = ""; $center = "";
$markers = ""; $markers = "";
$mapwidthinmeters = 50; $mapwidthinmeters = 50;
if (sizeof($mapPoints) < 1) return "map error"; if (sizeof($mapPoints) < 1) return "map error";
if (sizeof($mapPoints) === 1) { if (sizeof($mapPoints) === 1) {
if ($zoom == 0) $zoom = 14; if ($zoom == 0) $zoom = 14;
$markers.= "{$mapPoints[0][0]},{$mapPoints[0][1]},$markerimage"; $markers.= "{$mapPoints[0][0]},{$mapPoints[0][1]},$markerimage";
$center = "{$mapPoints[0][0]},{$mapPoints[0][1]}"; $center = "{$mapPoints[0][0]},{$mapPoints[0][1]}";
} }
else { else {
foreach ($mapPoints as $index => $mapPoint) { foreach ($mapPoints as $index => $mapPoint) {
$markers.= $mapPoint[0] . "," . $mapPoint[1] . "," . $markerImage . ($index + 1); if ($twotone && $index == 0) {
  $markers.= $mapPoint[0] . "," . $mapPoint[1] . "," . "iconr" . ($index + 1);
  $center = "{$mapPoints[0][0]},{$mapPoints[0][1]}";
  }
  else {
  $markers.= $mapPoint[0] . "," . $mapPoint[1] . "," . $markerImage . ($index + 1);
  }
if ($index + 1 != sizeof($mapPoints)) $markers.= "|"; if ($index + 1 != sizeof($mapPoints)) $markers.= "|";
$dist = distance($mapPoints[0][0], $mapPoint[0][1],$mapPoint[0], $mapPoint[1]); $dist = distance($mapPoints[0][0], $mapPoint[0][1], $mapPoint[0], $mapPoint[1]);
$mapwidthinmeters = ($dist>$mapwidthinmeters ? $dist : $mapwidthinmeters); $mapwidthinmeters = ($dist > $mapwidthinmeters ? $dist : $mapwidthinmeters);
$totalLat+= $mapPoint[0]; $totalLat+= $mapPoint[0];
$totalLon+= $mapPoint[1]; $totalLon+= $mapPoint[1];
} }
if ($zoom == 0) { if ($zoom == 0) {
$mapwidthinmeters = distance($minlat, $minlon, $minlat, $maxlon); $mapwidthinmeters = distance($minlat, $minlon, $minlat, $maxlon);
foreach (array_reverse($metersperpixel, true) as $zoomLevel => $maxdistance) { foreach (array_reverse($metersperpixel, true) as $zoomLevel => $maxdistance) {
if ($zoom == 0 && $mapwidthinmeters*1.5 < ($maxdistance)) $zoom = $zoomLevel; if ($zoom == 0 && $mapwidthinmeters * 1.5 < ($maxdistance)) $zoom = $zoomLevel;
} }
} }
$center = $totalLat / sizeof($mapPoints) . "," . $totalLon / sizeof($mapPoints); $center = $totalLat / sizeof($mapPoints) . "," . $totalLon / sizeof($mapPoints);
} }
$output = ""; $output = "";
if ($collapsible) $output.= '<div class="map" data-role="collapsible" data-collapsed="true"><h3>Open Map...</h3>'; if ($collapsible) $output.= '<div class="map" data-role="collapsible" data-collapsed="true"><h3>Open Map...</h3>';
$output.= '<img class="map" src="' . curPageURL() . '/'. $labsPath. '/lib/staticmaplite/staticmap.php?center=' . $center . '&amp;zoom=' . $zoom . '&amp;size=' . $width . 'x' . $height . '&amp;markers=' . $output.= '<img class="map" src="' . curPageURL() . '/' . $labsPath . '/lib/staticmaplite/staticmap.php?center=' . $center . '&amp;zoom=' . $zoom . '&amp;size=' . $width . 'x' . $height . '&amp;markers=' . $markers . '" width=' . $width . ' height=' . $height . '>';
$markers . '" width=' . $width . ' height=' . $height . '>';  
if ($collapsible) $output.= '</div>'; if ($collapsible) $output.= '</div>';
return $output; return $output;
} }
function distance($lat1, $lng1, $lat2, $lng2, $roundLargeValues = false) function distance($lat1, $lng1, $lat2, $lng2, $roundLargeValues = false)
{ {
$pi80 = M_PI / 180; $pi80 = M_PI / 180;
$lat1*= $pi80; $lat1*= $pi80;
$lng1*= $pi80; $lng1*= $pi80;
$lat2*= $pi80; $lat2*= $pi80;
$lng2*= $pi80; $lng2*= $pi80;
$r = 6372.797; // mean radius of Earth in km $r = 6372.797; // mean radius of Earth in km
$dlat = $lat2 - $lat1; $dlat = $lat2 - $lat1;
$dlng = $lng2 - $lng1; $dlng = $lng2 - $lng1;
$a = sin($dlat / 2) * sin($dlat / 2) + cos($lat1) * cos($lat2) * sin($dlng / 2) * sin($dlng / 2); $a = sin($dlat / 2) * sin($dlat / 2) + cos($lat1) * cos($lat2) * sin($dlng / 2) * sin($dlng / 2);
$c = 2 * atan2(sqrt($a) , sqrt(1 - $a)); $c = 2 * atan2(sqrt($a) , sqrt(1 - $a));
$km = $r * $c; $km = $r * $c;
if ($roundLargeValues) { if ($roundLargeValues) {
if ($km < 1) return floor($km * 1000); if ($km < 1) return floor($km * 1000);
else return round($km,2)."k"; else return round($km, 2) . "k";
} else return floor($km * 1000); }
  else return floor($km * 1000);
} }
   
function decodePolylineToArray($encoded) function decodePolylineToArray($encoded)
{ {
// source: http://latlongeeks.com/forum/viewtopic.php?f=4&t=5 // source: http://latlongeeks.com/forum/viewtopic.php?f=4&t=5
$length = strlen($encoded); $length = strlen($encoded);
$index = 0; $index = 0;
$points = array(); $points = array();
$lat = 0; $lat = 0;
$lng = 0; $lng = 0;
while ($index < $length) { while ($index < $length) {
// Temporary variable to hold each ASCII byte. // Temporary variable to hold each ASCII byte.
$b = 0; $b = 0;
// The encoded polyline consists of a latitude value followed by a // The encoded polyline consists of a latitude value followed by a
// longitude value. They should always come in pairs. Read the // longitude value. They should always come in pairs. Read the
// latitude value first. // latitude value first.
$shift = 0; $shift = 0;
$result = 0; $result = 0;
do { do {
// The `ord(substr($encoded, $index++))` statement returns the ASCII // The `ord(substr($encoded, $index++))` statement returns the ASCII
// code for the character at $index. Subtract 63 to get the original // code for the character at $index. Subtract 63 to get the original
// value. (63 was added to ensure proper ASCII characters are displayed // value. (63 was added to ensure proper ASCII characters are displayed
// in the encoded polyline string, which is `human` readable) // in the encoded polyline string, which is `human` readable)
$b = ord(substr($encoded, $index++)) - 63; $b = ord(substr($encoded, $index++)) - 63;
// AND the bits of the byte with 0x1f to get the original 5-bit `chunk. // AND the bits of the byte with 0x1f to get the original 5-bit `chunk.
// Then left shift the bits by the required amount, which increases // Then left shift the bits by the required amount, which increases
// by 5 bits each time. // by 5 bits each time.
// OR the value into $results, which sums up the individual 5-bit chunks // OR the value into $results, which sums up the individual 5-bit chunks
// into the original value. Since the 5-bit chunks were reversed in // into the original value. Since the 5-bit chunks were reversed in
// order during encoding, reading them in this way ensures proper // order during encoding, reading them in this way ensures proper
// summation. // summation.
$result|= ($b & 0x1f) << $shift; $result|= ($b & 0x1f) << $shift;
$shift+= 5; $shift+= 5;
} }
// Continue while the read byte is >= 0x20 since the last `chunk` // Continue while the read byte is >= 0x20 since the last `chunk`
// was not OR'd with 0x20 during the conversion process. (Signals the end) // was not OR'd with 0x20 during the conversion process. (Signals the end)
while ($b >= 0x20); while ($b >= 0x20);
// Check if negative, and convert. (All negative values have the last bit // Check if negative, and convert. (All negative values have the last bit
// set) // set)
$dlat = (($result & 1) ? ~($result >> 1) : ($result >> 1)); $dlat = (($result & 1) ? ~($result >> 1) : ($result >> 1));
// Compute actual latitude since value is offset from previous value. // Compute actual latitude since value is offset from previous value.
$lat+= $dlat; $lat+= $dlat;
// The next values will correspond to the longitude for this point. // The next values will correspond to the longitude for this point.
$shift = 0; $shift = 0;
$result = 0; $result = 0;
do { do {
$b = ord(substr($encoded, $index++)) - 63; $b = ord(substr($encoded, $index++)) - 63;
$result|= ($b & 0x1f) << $shift; $result|= ($b & 0x1f) << $shift;
$shift+= 5; $shift+= 5;
} while ($b >= 0x20); } while ($b >= 0x20);
$dlng = (($result & 1) ? ~($result >> 1) : ($result >> 1)); $dlng = (($result & 1) ? ~($result >> 1) : ($result >> 1));
$lng+= $dlng; $lng+= $dlng;
// The actual latitude and longitude values were multiplied by // The actual latitude and longitude values were multiplied by
// 1e5 before encoding so that they could be converted to a 32-bit // 1e5 before encoding so that they could be converted to a 32-bit
// integer representation. (With a decimal accuracy of 5 places) // integer representation. (With a decimal accuracy of 5 places)
// Convert back to original values. // Convert back to original values.
$points[] = array( $points[] = array(
$lat * 1e-5, $lat * 1e-5,
$lng * 1e-5 $lng * 1e-5
); );
} }
return $points; return $points;
} }
function geocode($query, $giveOptions) function geocode($query, $giveOptions)
{ {
global $cloudmadeAPIkey; global $cloudmadeAPIkey;
$url = "http://geocoding.cloudmade.com/$cloudmadeAPIkey/geocoding/v2/find.js?query=" . urlencode($query) . "&bbox=-35.5,149.00,-35.15,149.1930&return_location=true&bbox_only=true"; $url = "http://geocoding.cloudmade.com/$cloudmadeAPIkey/geocoding/v2/find.js?query=" . urlencode($query) . "&bbox=-35.5,149.00,-35.15,149.1930&return_location=true&bbox_only=true";
$contents = json_decode(getPage($url)); $contents = json_decode(getPage($url));
if ($giveOptions) return $contents->features; if ($giveOptions) return $contents->features;
elseif (isset($contents->features[0]->centroid)) return $contents->features[0]->centroid->coordinates[0] . "," . $contents->features[0]->centroid->coordinates[1]; elseif (isset($contents->features[0]->centroid)) return $contents->features[0]->centroid->coordinates[0] . "," . $contents->features[0]->centroid->coordinates[1];
else return ""; else return "";
} }
function reverseGeocode($lat, $lng) function reverseGeocode($lat, $lng)
{ {
global $cloudmadeAPIkey; global $cloudmadeAPIkey;
$url = "http://geocoding.cloudmade.com/$cloudmadeAPIkey/geocoding/v2/find.js?around=" . $lat . "," . $lng . "&distance=closest&object_type=road"; $url = "http://geocoding.cloudmade.com/$cloudmadeAPIkey/geocoding/v2/find.js?around=" . $lat . "," . $lng . "&distance=closest&object_type=road";
$contents = json_decode(getPage($url)); $contents = json_decode(getPage($url));
return $contents->features[0]->properties->name; return $contents->features[0]->properties->name;
} }
?> ?>
   
<?php <?php
function getServiceOverride($date="") { function getServiceOverride($date="") {
global $conn; global $conn;
$query = "Select * from calendar_dates where date = :date and exception_type = '1' LIMIT 1"; $query = "Select * from calendar_dates where date = :date and exception_type = '1' LIMIT 1";
debug($query,"database"); debug($query,"database");
$query = $conn->prepare($query); // Create a prepared statement $query = $conn->prepare($query); // Create a prepared statement
$query->bindParam(":date", date("Ymd",($date != "" ? $date : time()))); $query->bindParam(":date", date("Ymd",($date != "" ? $date : time())));
$query->execute(); $query->execute();
if (!$query) { if (!$query) {
databaseError($conn->errorInfo()); databaseError($conn->errorInfo());
return Array(); return Array();
} }
return $query->fetch(PDO::FETCH_ASSOC); return $query->fetch(PDO::FETCH_ASSOC);
} }
   
  function getCurrentAlerts() {
  global $conn;
  $query = "SELECT * from servicealerts_alerts";
  debug($query, "database");
  $query = $conn->prepare($query);
  //if ($stop_sequence != "") $query->bindParam(":stop_sequence", $stop_sequence);
  $query->execute();
  if (!$query) {
  databaseError($conn->errorInfo());
  return Array();
  }
  return $query->fetchAll();
  }
  function getInformedAlerts($id,$filter_class,$filter_id) {
   
  global $conn;
  $query = "SELECT * from servicealerts_informed where servicealert_id = :id";
  debug($query, "database");
  $query = $conn->prepare($query);
  $query->bindParam(":id", $id);
  $query->execute();
  if (!$query) {
  databaseError($conn->errorInfo());
  return Array();
  }
  return $query->fetchAll();
  }
   
?> ?>
<?php <?php
include ('include/common.inc.php'); include ('include/common.inc.php');
/* /*
also need last modified epoch of client gtfs also need last modified epoch of client gtfs
- add,remove,patch - add,remove,patch
- stop - stop
- trip - trip
  - network
- patterns (WHERE=) - patterns (WHERE=)
- route (short_name or route_id) - route (short_name or route_id)
- street - street
- stop - stop
- trip */ - trip */
/* header { $return = Array();
gtrtfs_version: "1" $return['header']['gtrtfs_version'] = "1";
timestamp: 1307926866 $return['header']['timestamp'] = time();
  $return['entities'] = Array();
  foreach(getCurrentAlerts() as $alert) {
  $informedEntities = getInformedAlerts($alert['id'],$filter_class,$filter_id);
  if (sizeof($informedEntities) >0) {
  $entity = Array();
  $entity['id'] = $alert['id'];
  $entity['alert']['active_period']['start'] = $alert['start'];
  $entity['alert']['active_period']['start'] = $alert['end'];
  $entity['alert']['url']['translation'] = $alert['url'];
  $entity['alert']['description']['translation'] = $alert['description'];
   
  foreach ($informedEntities as $informedEntity) {
  $informed = Array();
  $informed[$informedEntity['informed_class']."_id"] = $informedEntity['informed_id'];
  if ($informedEntity['informed_action'] != "") $informed["x-action"] = $informedEntity['informed_action'];
  //$informed[$informedEntity['class']."_type"] = $informedEntity['type'];
  $entity['informed'][] = $informed;
  }
  $return['entities'][] = $entity;
  }
} }
entity { //header('Content-Type: text/javascript; charset=utf8');
id: "21393"  
alert {  
active_period {  
start: 1307955600  
end: 1307988000  
}  
informed_entity {  
route_id: "100"  
route_type: 1  
}  
url {  
translation {  
text: "http://trimet.org/alerts/"  
}  
}  
description_text {  
translation {  
text: "Rose Festival fleet departures will cause bridge lifts until around 10 a.m. Expect delays."  
}  
}  
}  
}*/  
$return = Array();  
   
header('Content-Type: text/javascript; charset=utf8');  
// header('Access-Control-Allow-Origin: http://bus.lambdacomplex.org/'); // header('Access-Control-Allow-Origin: http://bus.lambdacomplex.org/');
header('Access-Control-Max-Age: 3628800'); header('Access-Control-Max-Age: 3628800');
header('Access-Control-Allow-Methods: GET, POST, PUT, DELETE'); header('Access-Control-Allow-Methods: GET, POST, PUT, DELETE');
if (isset($_GET['callback'])) { if (isset($_GET['callback'])) {
$json = '(' . json_encode($return) . ');'; //must wrap in parens and end with semicolon $json = '(' . json_encode($return) . ');'; //must wrap in parens and end with semicolon
print_r($_GET['callback'] . $json); //callback is prepended for json-p //print_r($_GET['callback'] . $json); //callback is prepended for json-p
   
} }
else echo json_encode($return); else echo json_encode($return);
?> ?>
   
<?php <?php
include ('include/common.inc.php'); include ('include/common.inc.php');
$stops = Array(); $stops = Array();
function navbar() function navbar()
{ {
echo ' echo '
<div data-role="navbar"> <div data-role="navbar">
<ul> <ul>
<li><a href="stopList.php">Timing Points</a></li> <li><a href="stopList.php">Timing Points</a></li>
<li><a href="stopList.php?bysuburbs=yes">By Suburb</a></li> <li><a href="stopList.php?bysuburbs=yes">By Suburb</a></li>
<li><a href="stopList.php?nearby=yes">Nearby Stops</a></li> <li><a href="stopList.php?nearby=yes">Nearby Stops</a></li>
<li><a href="stopList.php?allstops=yes">All Stops</a></li> <li><a href="stopList.php?allstops=yes">All Stops</a></li>
</ul> </ul>
</div> </div>
'; ';
} }
// By suburb // By suburb
if (isset($bysuburbs)) { if (isset($bysuburbs)) {
include_header("Stops by Suburb", "stopList"); include_header("Stops by Suburb", "stopList");
navbar(); navbar();
echo ' <ul data-role="listview" data-filter="true" data-inset="true" >'; echo ' <ul data-role="listview" data-filter="true" data-inset="true" >';
if (!isset($firstLetter)) { if (!isset($firstLetter)) {
foreach (range('A', 'Z') as $letter) { foreach (range('A', 'Z') as $letter) {
echo "<li><a href=\"stopList.php?firstLetter=$letter&amp;bysuburbs=yes\">$letter...</a></li>\n"; echo "<li><a href=\"stopList.php?firstLetter=$letter&amp;bysuburbs=yes\">$letter...</a></li>\n";
} }
} }
else { else {
foreach ($suburbs as $suburb) { foreach ($suburbs as $suburb) {
if (startsWith($suburb, $firstLetter)) { if (startsWith($suburb, $firstLetter)) {
echo '<li><a href="stopList.php?suburb=' . urlencode($suburb) . '">' . $suburb . '</a></li>'; echo '<li><a href="stopList.php?suburb=' . urlencode($suburb) . '">' . $suburb . '</a></li>';
} }
} }
} }
echo '</ul>'; echo '</ul>';
} }
else { else {
// Timing Points / All stops // Timing Points / All stops
if (isset($allstops)) { if (isset($allstops)) {
$listType = 'allstops=yes'; $listType = 'allstops=yes';
$stops = getStops(); $stops = getStops();
include_header("All Stops", "stopList"); include_header("All Stops", "stopList");
navbar(); navbar();
timePlaceSettings(); timePlaceSettings();
} }
else if (isset($nearby)) { else if (isset($nearby)) {
$listType = 'nearby=yes'; $listType = 'nearby=yes';
include_header("Nearby Stops", "stopList", true, true); include_header("Nearby Stops", "stopList", true, true);
trackEvent("Stop Lists", "Stops Nearby", $_SESSION['lat'] . "," . $_SESSION['lon']); trackEvent("Stop Lists", "Stops Nearby", $_SESSION['lat'] . "," . $_SESSION['lon']);