Pagination for layar api
--- a/busui/layar_api.php
+++ b/busui/layar_api.php
@@ -4,32 +4,46 @@
$output['hotspots'] = Array();
$output['layer'] = "canberrabusstops";
-$url = $APIurl."/json/neareststops?lat={$_REQUEST['lat']}&lon={$_REQUEST['lon']}&limit=5";
+$page_start = 0+$_REQUEST['pageKey'];
+$page_end = 10+$_REQUEST['pageKey'];
+$max_results = 50;
+if ($page_end >= $max_results) {
+ $output["morePages"] = false;
+ $output["nextPageKey"] = null;
+} else {
+ $output["morePages"] = true;
+ $output["nextPageKey"] = $page_end;
+}
+
+$url = $APIurl."/json/neareststops?lat={$_REQUEST['lat']}&lon={$_REQUEST['lon']}&limit=50";
$contents = json_decode(getPage($url));
debug(print_r($contents,true));
+$stopNum = 0;
foreach ($contents as $row)
{
- $hotspot = Array();
- $hotspot['id'] = $row[0];
- $hotspot['title'] = $row[1];
- $hotspot['type'] = 0;
- $hotspot['lat'] = floor($row[2]*1000000);
- $hotspot['lon'] = floor($row[3]*1000000);
- $hotspot['distance'] = distance($row[2], $row[3], $_REQUEST['lat'], $_REQUEST['lon']);
- if (!isset($_REQUEST['radius']) || $hotspot['distance'] < $_REQUEST['radius']) {
- $hotspot['actions'] = Array(Array("label" => 'Visit Webpage', 'uri' => 'http://bus.lambdacomplex.org/'.'stop.php?stopid='.$row[0]));
- $url = $APIurl."/json/stoptrips?stop=".$row[0]."&time=".midnight_seconds()."&service_period=".service_period();
- $trips = json_decode(getPage($url));
- debug(print_r($trips,true));
- foreach ($trips as $key => $row)
- {
- if ($key > 3) {
- $hotspot['line'.$key+2]= $row[1][1] .' @ ' .midnight_seconds_to_time($row[0]);
+ $stopNum++;
+ if ($stopNum > $page_start && $stopNum < $page_end) {
+ $hotspot = Array();
+ $hotspot['id'] = $row[0];
+ $hotspot['title'] = $row[1];
+ $hotspot['type'] = 0;
+ $hotspot['lat'] = floor($row[2]*1000000);
+ $hotspot['lon'] = floor($row[3]*1000000);
+ $hotspot['distance'] = distance($row[2], $row[3], $_REQUEST['lat'], $_REQUEST['lon']);
+ if (!isset($_REQUEST['radius']) || $hotspot['distance'] < $_REQUEST['radius']) {
+ $hotspot['actions'] = Array(Array("label" => 'Visit Webpage', 'uri' => 'http://bus.lambdacomplex.org/'.'stop.php?stopid='.$row[0]));
+ $url = $APIurl."/json/stoptrips?stop=".$row[0]."&time=".midnight_seconds()."&service_period=".service_period();
+ $trips = json_decode(getPage($url));
+ debug(print_r($trips,true));
+ foreach ($trips as $key => $row)
+ {
+ if ($key < 3) {
+ $hotspot['line'.strval($key+2)]= $row[1][1] .' @ ' .midnight_seconds_to_time($row[0]);
+ }
}
+ if (sizeof($trips) == 0) $hotspot['line2'] = 'No trips in the near future.';
+ $output['hotspots'][] = $hotspot;
}
- if (sizeof($trips) == 0) $hotspot['line2'] = 'No trips in the near future.';
- $hotspot['imageURL'] = null;
- $output['hotspots'][] = $hotspot;
}
}
if (sizeof($hotspot) > 0) {