<?php |
<?php |
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// http://www.herethere.net/~samson/php/color_gradient/color_gradient_generator.php.txt |
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// return the interpolated value between pBegin and pEnd |
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function interpolate($pBegin, $pEnd, $pStep, $pMax) |
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{ |
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if ($pBegin < $pEnd) { |
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return (($pEnd - $pBegin) * ($pStep / $pMax)) + $pBegin; |
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} |
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else { |
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return (($pBegin - $pEnd) * (1 - ($pStep / $pMax))) + $pEnd; |
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} |
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} |
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function Gradient($HexFrom, $HexTo, $ColorSteps) |
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{ |
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$theColorBegin = hexdec($HexFrom); |
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$theColorEnd = hexdec($HexTo); |
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$theNumSteps = intval($ColorSteps); |
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$theR0 = ($theColorBegin & 0xff0000) >> 16; |
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$theG0 = ($theColorBegin & 0x00ff00) >> 8; |
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$theB0 = ($theColorBegin & 0x0000ff) >> 0; |
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$theR1 = ($theColorEnd & 0xff0000) >> 16; |
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$theG1 = ($theColorEnd & 0x00ff00) >> 8; |
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$theB1 = ($theColorEnd & 0x0000ff) >> 0; |
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$GradientColors = array(); |
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// generate gradient swathe now |
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for ($i = 0; $i <= $theNumSteps; $i++) { |
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$theR = interpolate($theR0, $theR1, $i, $theNumSteps); |
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$theG = interpolate($theG0, $theG1, $i, $theNumSteps); |
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$theB = interpolate($theB0, $theB1, $i, $theNumSteps); |
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$theVal = ((($theR << 8) | $theG) << 8) | $theB; |
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$GradientColors[] = sprintf("%06X", $theVal); |
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} |
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return $GradientColors; |
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} |
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function processLeg($legNumber, $leg) |
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{ |
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$legArray = object2array($leg); |
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if ($legArray["@mode"] === "BUS") { |
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return "bus {$legArray['@route']} " . str_replace("To", "towards", $legArray['@headsign']); |
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} |
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else { |
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return "walk"; |
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//$walkingstep = "walk "; |
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//if (strpos($step->streetName, "from") !== false && strpos($step->streetName, "way") !== false) { |
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// $walkingstep.= "footpath"; |
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//} |
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//else { |
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// $walkingstep.= $step->streetName; |
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//} |
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//$walkingstep.= floor($step->distance) . "m"; |
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//return $walkingstep; |
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} |
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} |
$csv = false; |
$csv = false; |
$kml = true; |
$kml = true; |
if ($kml) { |
if ($kml) { |
header('Content-Type: application/vnd.google-earth.kml+xml'); |
//header('Content-Type: application/vnd.google-earth.kml+xml'); |
echo '<?xml version="1.0" encoding="UTF-8"?> |
echo '<?xml version="1.0" encoding="UTF-8"?> |
<kml xmlns="http://www.opengis.net/kml/2.2"><Document>'; |
<kml xmlns="http://www.opengis.net/kml/2.2"><Document>'; |
} |
} |
include ('../include/common.inc.php'); |
include ('../include/common.inc.php'); |
//Test code to grab transit times |
//Test code to grab transit times |
// make sure to sleep(10); |
// make sure to sleep(10); |
$boundingBoxes = Array( |
$boundingBoxes = Array( |
"belconnen" => Array( |
"belconnen" => Array( |
"startlat" => - 35.1828, |
"startlat" => - 35.1828, |
"startlon" => 149.0295, |
"startlon" => 149.0295, |
"finishlat" => - 35.2630, |
"finishlat" => - 35.2630, |
"finishlon" => 149.1045, |
"finishlon" => 149.1045, |
) , |
) , |
"north gungahlin civic" => Array( |
"north gungahlin civic" => Array( |
"startlat" => - 35.2652, |
"startlat" => - 35.1828, |
"startlon" => 149.1045, |
"startlon" => 149.1045, |
"finishlat" => -35.2955, |
"finishlat" => - 35.2955, |
"finishlon" => 149.1559, |
"finishlon" => 149.1559, |
) , |
) , |
"west duffy" => Array( |
//"west duffy" => Array( |
"startlat" => - 35.3252, |
// "startlat" => - 35.3252, |
"startlon" => 149.0240, |
// "startlon" => 149.0240, |
"finishlat" => - 35.3997, |
// "finishlat" => - 35.3997, |
"finishlon" => 149.0676, |
// "finishlon" => 149.0676, |
) , |
//) , |
"central south" => Array( |
//"central south" => Array( |
"startlat" => - 35.3042, |
// "startlat" => - 35.3042, |
"startlon" => 149.0762, |
// "startlon" => 149.0762, |
"finishlat" => - 35.3370, |
// "finishlat" => - 35.3370, |
"finishlon" => 149.1806, |
// "finishlon" => 149.1806, |
) , |
//) , |
"south" => Array( |
//"south" => Array( |
"startlat" => - 35.3403, |
// "startlat" => - 35.3403, |
"startlon" => 149.0714, |
// "startlon" => 149.0714, |
"finishlat" => - 35.4607, |
// "finishlat" => - 35.4607, |
"finishlon" => 149.1243, |
// "finishlon" => 149.1243, |
) |
//) |
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); |
); |
$latdeltasize = 0.025; |
$latdeltasize = 0.01; |
$londeltasize = 0.025; |
$londeltasize = 0.01; |
$from = "Barry Drive"; |
$from = "Wattle Street"; |
$fromPlace = (startsWith($from, "-") ? $from : geocode($from, false)); |
$fromPlace = (startsWith($from, "-") ? $from : geocode($from, false)); |
$startTime = "9:00 am"; |
$startTime = "9:00 am"; |
$startDate = "21/03/2011"; |
$startDate = "03/21/2011"; // american dates, OTP does not validate! |
$counter = 0; |
$counter = 0; |
$regionTimes = Array(); |
$regionTimes = Array(); |
$testRegions = Array(); |
$testRegions = Array(); |
$useragent = "Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.1) Gecko/20061204 Firefox/2.0.0.1"; |
$useragent = "Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.1) Gecko/20061204 Firefox/2.0.0.1"; |
if ($csv) echo "<pre>"; |
if ($csv) echo "<pre>"; |
if ($csv) echo "lat,lon,time,latdeltasize, londeltasize, region key name\n"; |
if ($csv) echo "lat,lon,time,latdeltasize, londeltasize, region key name\n"; |
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foreach ($boundingBoxes as $key => $boundingBox) { |
foreach ($boundingBoxes as $key => $boundingBox) { |
for ($i = $boundingBox['startlat']; $i >= $boundingBox['finishlat']; $i-= $latdeltasize) { |
for ($i = $boundingBox['startlat']; $i >= $boundingBox['finishlat']; $i-= $latdeltasize) { |
for ($j = $boundingBox['startlon']; $j <= $boundingBox['finishlon']; $j+= $londeltasize) { |
for ($j = $boundingBox['startlon']; $j <= $boundingBox['finishlon']; $j+= $londeltasize) { |
$url = $otpAPIurl . "ws/plan?date=" . urlencode($startDate) . "&time=" . urlencode($startTime) . "&mode=TRANSIT%2CWALK&optimize=QUICK&maxWalkDistance=840&wheelchair=false&toPlace=" . $i . "," . $j . "&fromPlace=$fromPlace&intermediatePlaces="; |
$url = $otpAPIurl . "ws/plan?date=" . urlencode($startDate) . "&time=" . urlencode($startTime) . "&mode=TRANSIT%2CWALK&optimize=QUICK&maxWalkDistance=440&wheelchair=false&toPlace=" . $i . "," . $j . "&fromPlace=$fromPlace"; |
$ch = curl_init($url); |
$ch = curl_init($url); |
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); |
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); |
curl_setopt($ch, CURLOPT_HEADER, 0); |
curl_setopt($ch, CURLOPT_HEADER, 0); |
curl_setopt($ch, CURLOPT_HTTPHEADER, array( |
curl_setopt($ch, CURLOPT_HTTPHEADER, array( |
"Accept: application/json" |
"Accept: application/json" |
)); |
)); |
curl_setopt($ch, CURLOPT_TIMEOUT, 5); |
curl_setopt($ch, CURLOPT_TIMEOUT, 5); |
$page = curl_exec($ch); |
$page = curl_exec($ch); |
if (curl_errno($ch)) { |
if (curl_errno($ch)) { |
if ($csv) echo "Trip planner temporarily unavailable: " . curl_errno($ch) . " " . curl_error($ch); |
if ($csv) echo "Trip planner temporarily unavailable: " . curl_errno($ch) . " " . curl_error($ch); |
} |
} |
else { |
else { |
$tripplan = json_decode($page); |
$tripplan = json_decode($page); |
if (isset($tripplan->error)) var_dump($tripplan->error); |
if (isset($tripplan->error)) var_dump($tripplan->error); |
$times = Array(); |
$plans = Array(); |
if (is_array($tripplan->plan->itineraries->itinerary)) { |
if (is_array($tripplan->plan->itineraries->itinerary)) { |
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foreach ($tripplan->plan->itineraries->itinerary as $itineraryNumber => $itinerary) { |
foreach ($tripplan->plan->itineraries->itinerary as $itineraryNumber => $itinerary) { |
$times[] = floor($itinerary->duration / 60000); |
$plans[floor($itinerary->duration / 60000) ] = $itinerary; |
} |
} |
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} |
} |
else { |
else { |
$times[] = floor($tripplan->plan->itineraries->itinerary->duration / 60000); |
$plans[floor($tripplan->plan->itineraries->itinerary->duration / 60000) ] = $tripplan->plan->itineraries->itinerary; |
} |
} |
if ($csv) echo "$i,$j," . min($times) . ",$latdeltasize, $londeltasize,$key\n"; |
if ($csv) echo "$i,$j," . min(array_keys($plans)) . ",$latdeltasize, $londeltasize,$key\n"; |
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if ($kml) { |
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$time = min(array_keys($plans)); |
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$plan = ""; |
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if (is_array($plans[min(array_keys($plans)) ]->legs->leg)) { |
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foreach ($plans[min(array_keys($plans)) ]->legs->leg as $legNumber => $leg) { |
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$plan .= processLeg($legNumber, $leg).","; |
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} |
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} |
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else { |
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$plan .= processLeg(0, $plans[min(array_keys($plans)) ]->legs->leg); |
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} |
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$testRegions[] = Array( |
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"lat" => $i, |
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"lon" => $j, |
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"time" => $time, |
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"latdeltasize" => $latdeltasize, |
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"londeltasize" => $londeltasize, |
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"regionname" => $key, |
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"plan" => $plan . "<br><a href='". htmlspecialchars($url)."'>original plan</a>" |
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); |
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$regionTimes[] = $time; |
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} |
} |
} |
flush(); |
flush(); |
ob_flush(); |
ob_flush(); |
curl_close($ch); |
curl_close($ch); |
$testRegions[] = Array ("lat" => $i, "lon" => $j, "time" => min($times), "latdeltasize" => $latdeltasize, "londeltasize" => $londeltasize, "regionname" => $key); |
} |
$regionTimes[] = min($times); |
} |
break; |
} |
} |
if ($kml) { |
break; |
$colorSteps = 18; |
} |
//$minTime = min($regionTimes); |
} |
//$maxTime = max($regionTimes); |
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//$rangeTime = $maxTime - $minTime; |
// http://www.geekpedia.com/code163_Generate-Gradient-Within-Hex-Range-In-PHP.html |
//$deltaTime = $rangeTime / $colorSteps; |
function Gradient($HexFrom, $HexTo, $ColorSteps) |
$Gradients = Gradient("66FF00", "FF0000", $colorSteps); |
{ |
foreach ($testRegions as $testRegion) { |
$FromRGB['r'] = hexdec(substr($HexFrom, 0, 2)); |
//$band = (floor(($testRegion[time] - $minTime) / $deltaTime)); |
$FromRGB['g'] = hexdec(substr($HexFrom, 2, 2)); |
$band = (floor(($testRegion[time] / 10) *2)); |
$FromRGB['b'] = hexdec(substr($HexFrom, 4, 2)); |
if ($band > $colorSteps) $band = $colorSteps; |
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echo "<Placemark> |
$ToRGB['r'] = hexdec(substr($HexTo, 0, 2)); |
<name>" . $testRegion['regionname'] . " time {$testRegion['time']} band $band</name> |
$ToRGB['g'] = hexdec(substr($HexTo, 2, 2)); |
<description> {$testRegion['plan']} </description> |
$ToRGB['b'] = hexdec(substr($HexTo, 4, 2)); |
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$StepRGB['r'] = ($FromRGB['r'] - $ToRGB['r']) / ($ColorSteps - 1); |
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$StepRGB['g'] = ($FromRGB['g'] - $ToRGB['g']) / ($ColorSteps - 1); |
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$StepRGB['b'] = ($FromRGB['b'] - $ToRGB['b']) / ($ColorSteps - 1); |
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$GradientColors = array(); |
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for($i = 0; $i <= $ColorSteps; $i++) |
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{ |
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$RGB['r'] = floor($FromRGB['r'] - ($StepRGB['r'] * $i)); |
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$RGB['g'] = floor($FromRGB['g'] - ($StepRGB['g'] * $i)); |
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$RGB['b'] = floor($FromRGB['b'] - ($StepRGB['b'] * $i)); |
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$HexRGB['r'] = sprintf('%02x', ($RGB['r'])); |
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$HexRGB['g'] = sprintf('%02x', ($RGB['g'])); |
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$HexRGB['b'] = sprintf('%02x', ($RGB['b'])); |
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$GradientColors[] = implode(NULL, $HexRGB); |
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} |
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return $GradientColors; |
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} |
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if ($kml) { |
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$minTime = min($regionTimes); |
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$maxTime = max($regionTimes); |
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$rangeTime = $maxTime - $minTime; |
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$colorSteps = 32; |
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$deltaTime = $rangeTime / $colorSteps; |
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$Gradients = Gradient("FF5B5B", "FFCA5B", $colorSteps); |
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foreach ($testRegions as $testRegion) { |
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$band = (floor(($testRegion[time] - $minTime) / $deltaTime)); |
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echo "<Placemark> |
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<name>".$testRegion['regionname']." time {$testRegion[time]} band $band</name> |
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<Style> |
<Style> |
<PolyStyle> |
<PolyStyle> |
<color>7f".$Gradients[$band]."</color>". // 7f = 50% alpha |
<color>c7" . strrev($Gradients[$band]) . "</color>" . // 7f = 50% alpha, c7=78%, also KML is BGR not RGB |
"</PolyStyle> |
"</PolyStyle> |
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<LineStyle> |
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<color>c7" . strrev($Gradients[$band]) . "</color>" . "</LineStyle> |
</Style> |
</Style> |
<Polygon> |
<Polygon> |
<extrude>1</extrude> |
<altitudeMode>relativeToGround</altitudeMode> |
<altitudeMode>relativeToGround</altitudeMode> |
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<outerBoundaryIs> |
<outerBoundaryIs> |
<LinearRing> |
<LinearRing> |
<coordinates> |
<coordinates> |
". ($testRegion['lon'] - ($testRegion['londeltasize']/2)) . "," . ($testRegion['lat'] - ($testRegion['latdeltasize']/2)).",0\n". |
" . ($testRegion['lon'] - ($testRegion['londeltasize'] / 2)) . "," . ($testRegion['lat'] - ($testRegion['latdeltasize'] / 2)) . ",500\n" . ($testRegion['lon'] - ($testRegion['londeltasize'] / 2)) . "," . ($testRegion['lat'] + ($testRegion['latdeltasize'] / 2)) . ",500\n" . ($testRegion['lon'] + ($testRegion['londeltasize'] / 2)) . "," . ($testRegion['lat'] + ($testRegion['latdeltasize'] / 2)) . ",500\n" . ($testRegion['lon'] + ($testRegion['londeltasize'] / 2)) . "," . ($testRegion['lat'] - ($testRegion['latdeltasize'] / 2)) . ",500\n" . ($testRegion['lon'] - ($testRegion['londeltasize'] / 2)) . "," . ($testRegion['lat'] - ($testRegion['latdeltasize'] / 2)) . ",500\n" . " |
($testRegion['lon'] - ($testRegion['londeltasize']/2)) . "," . ($testRegion['lat'] + ($testRegion['latdeltasize']/2)).",0\n". |
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($testRegion['lon'] + ($testRegion['londeltasize']/2)) . "," . ($testRegion['lat'] + ($testRegion['latdeltasize']/2)).",0\n". |
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($testRegion['lon'] + ($testRegion['londeltasize']/2)) . "," . ($testRegion['lat'] - ($testRegion['latdeltasize']/2)).",0\n". |
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($testRegion['lon'] - ($testRegion['londeltasize']/2)) . "," . ($testRegion['lat'] - ($testRegion['latdeltasize']/2)).",0\n". |
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" |
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</coordinates> |
</coordinates> |
</LinearRing> |
</LinearRing> |
</outerBoundaryIs> |
</outerBoundaryIs> |
</Polygon> |
</Polygon> |
</Placemark>"; |
</Placemark>"; |
} |
} |
echo "\n</Document></kml>\n"; |
echo "\n</Document></kml>\n"; |
} |
} |
if ($csv) echo "</pre>"; |
if ($csv) echo "</pre>"; |
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?> |
?> |
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