| <?php |
<?php |
| // http://www.herethere.net/~samson/php/color_gradient/color_gradient_generator.php.txt |
// http://www.herethere.net/~samson/php/color_gradient/color_gradient_generator.php.txt |
| // return the interpolated value between pBegin and pEnd |
// return the interpolated value between pBegin and pEnd |
| function interpolate($pBegin, $pEnd, $pStep, $pMax) |
function interpolate($pBegin, $pEnd, $pStep, $pMax) |
| { |
{ |
| if ($pBegin < $pEnd) { |
if ($pBegin < $pEnd) { |
| return (($pEnd - $pBegin) * ($pStep / $pMax)) + $pBegin; |
return (($pEnd - $pBegin) * ($pStep / $pMax)) + $pBegin; |
| } |
} |
| else { |
else { |
| return (($pBegin - $pEnd) * (1 - ($pStep / $pMax))) + $pEnd; |
return (($pBegin - $pEnd) * (1 - ($pStep / $pMax))) + $pEnd; |
| } |
} |
| } |
} |
| function Gradient($HexFrom, $HexTo, $ColorSteps) |
function Gradient($HexFrom, $HexTo, $ColorSteps) |
| { |
{ |
| $theColorBegin = hexdec($HexFrom); |
$theColorBegin = hexdec($HexFrom); |
| $theColorEnd = hexdec($HexTo); |
$theColorEnd = hexdec($HexTo); |
| $theNumSteps = intval($ColorSteps); |
$theNumSteps = intval($ColorSteps); |
| $theR0 = ($theColorBegin & 0xff0000) >> 16; |
$theR0 = ($theColorBegin & 0xff0000) >> 16; |
| $theG0 = ($theColorBegin & 0x00ff00) >> 8; |
$theG0 = ($theColorBegin & 0x00ff00) >> 8; |
| $theB0 = ($theColorBegin & 0x0000ff) >> 0; |
$theB0 = ($theColorBegin & 0x0000ff) >> 0; |
| $theR1 = ($theColorEnd & 0xff0000) >> 16; |
$theR1 = ($theColorEnd & 0xff0000) >> 16; |
| $theG1 = ($theColorEnd & 0x00ff00) >> 8; |
$theG1 = ($theColorEnd & 0x00ff00) >> 8; |
| $theB1 = ($theColorEnd & 0x0000ff) >> 0; |
$theB1 = ($theColorEnd & 0x0000ff) >> 0; |
| $GradientColors = array(); |
$GradientColors = array(); |
| // generate gradient swathe now |
// generate gradient swathe now |
| for ($i = 0; $i <= $theNumSteps; $i++) { |
for ($i = 0; $i <= $theNumSteps; $i++) { |
| $theR = interpolate($theR0, $theR1, $i, $theNumSteps); |
$theR = interpolate($theR0, $theR1, $i, $theNumSteps); |
| $theG = interpolate($theG0, $theG1, $i, $theNumSteps); |
$theG = interpolate($theG0, $theG1, $i, $theNumSteps); |
| $theB = interpolate($theB0, $theB1, $i, $theNumSteps); |
$theB = interpolate($theB0, $theB1, $i, $theNumSteps); |
| $theVal = ((($theR << 8) | $theG) << 8) | $theB; |
$theVal = ((($theR << 8) | $theG) << 8) | $theB; |
| $GradientColors[] = sprintf("%06X", $theVal); |
$GradientColors[] = sprintf("%06X", $theVal); |
| } |
} |
| return $GradientColors; |
return $GradientColors; |
| } |
} |
| function processLeg($legNumber, $leg) |
function processLeg($legNumber, $leg) |
| { |
{ |
| $legArray = object2array($leg); |
$legArray = object2array($leg); |
| if ($legArray["@mode"] === "BUS") { |
if ($legArray["@mode"] === "BUS") { |
| return "bus {$legArray['@route']} " . str_replace("To", "towards", $legArray['@headsign']); |
return "bus {$legArray['@route']} " . str_replace("To", "towards", $legArray['@headsign']); |
| } |
} |
| else { |
else { |
| return "walk"; |
return "walk"; |
| //$walkingstep = "walk "; |
//$walkingstep = "walk "; |
| //if (strpos($step->streetName, "from") !== false && strpos($step->streetName, "way") !== false) { |
//if (strpos($step->streetName, "from") !== false && strpos($step->streetName, "way") !== false) { |
| // $walkingstep.= "footpath"; |
// $walkingstep.= "footpath"; |
| //} |
//} |
| //else { |
//else { |
| // $walkingstep.= $step->streetName; |
// $walkingstep.= $step->streetName; |
| //} |
//} |
| //$walkingstep.= floor($step->distance) . "m"; |
//$walkingstep.= floor($step->distance) . "m"; |
| //return $walkingstep; |
//return $walkingstep; |
| } |
} |
| } |
} |
| $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" => - 35.1928, |
"startlat" => - 35.1928, |
| "startlon" => 149.006, |
"startlon" => 149.006, |
| "finishlat" => - 35.2630, |
"finishlat" => - 35.2630, |
| "finishlon" => 149.1045, |
"finishlon" => 149.1045, |
| ) , |
) , |
| "north gungahlin civic" => Array( |
"north gungahlin civic" => Array( |
| "startlat" => - 35.1828, |
"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, |
| ) |
) |
| ); |
); |
| $latdeltasize = 0.01; |
$latdeltasize = 0.01; |
| $londeltasize = 0.01; |
$londeltasize = 0.01; |
| $from = "Wattle Street"; |
$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 = "03/21/2011"; // american dates, OTP does not validate! |
$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 ($csv) echo "lat,lon,time,latdeltasize, londeltasize, region key name\n"; |
| foreach ($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=440&wheelchair=false&toPlace=" . $i . "," . $j . "&fromPlace=$fromPlace"; |
$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); |
| $plans = Array(); |
$plans = Array(); |
| if (is_array($tripplan->plan->itineraries->itinerary)) { |
if (is_array($tripplan->plan->itineraries->itinerary)) { |
| foreach ($tripplan->plan->itineraries->itinerary as $itineraryNumber => $itinerary) { |
foreach ($tripplan->plan->itineraries->itinerary as $itineraryNumber => $itinerary) { |
| $plans[floor($itinerary->duration / 60000) ] = $itinerary; |
$plans[floor($itinerary->duration / 60000) ] = $itinerary; |
| } |
} |
| } |
} |
| else { |
else { |
| $plans[floor($tripplan->plan->itineraries->itinerary->duration / 60000) ] = $tripplan->plan->itineraries->itinerary; |
$plans[floor($tripplan->plan->itineraries->itinerary->duration / 60000) ] = $tripplan->plan->itineraries->itinerary; |
| } |
} |
| if ($csv) echo "$i,$j," . min(array_keys($plans)) . ",$latdeltasize, $londeltasize,$key\n"; |
if ($csv) echo "$i,$j," . min(array_keys($plans)) . ",$latdeltasize, $londeltasize,$key\n"; |
| if ($kml) { |
if ($kml) { |
| $time = min(array_keys($plans)); |
$time = min(array_keys($plans)); |
| $plan = ""; |
$plan = ""; |
| if (is_array($plans[min(array_keys($plans)) ]->legs->leg)) { |
if (is_array($plans[min(array_keys($plans)) ]->legs->leg)) { |
| foreach ($plans[min(array_keys($plans)) ]->legs->leg as $legNumber => $leg) { |
foreach ($plans[min(array_keys($plans)) ]->legs->leg as $legNumber => $leg) { |
| $plan .= processLeg($legNumber, $leg).","; |
$plan .= processLeg($legNumber, $leg).","; |
| } |
} |
| } |
} |
| else { |
else { |
| $plan .= processLeg(0, $plans[min(array_keys($plans)) ]->legs->leg); |
$plan .= processLeg(0, $plans[min(array_keys($plans)) ]->legs->leg); |
| } |
} |
| if (isset($tripplan->error) && $tripplan->error->id == 404) { |
if (isset($tripplan->error) && $tripplan->error->id == 404) { |
| $time = 999; |
$time = 999; |
| $plan = "Trip not possible without excessive walking from nearest bus stop"; |
$plan = "Trip not possible without excessive walking from nearest bus stop"; |
| } |
} |
| $testRegions[] = Array( |
$testRegions[] = Array( |
| "lat" => $i, |
"lat" => $i, |
| "lon" => $j, |
"lon" => $j, |
| "time" => $time, |
"time" => $time, |
| "latdeltasize" => $latdeltasize, |
"latdeltasize" => $latdeltasize, |
| "londeltasize" => $londeltasize, |
"londeltasize" => $londeltasize, |
| "regionname" => $key, |
"regionname" => $key, |
| "plan" => $plan . "<br/><a href='". htmlspecialchars($url)."'>original plan</a>" |
"plan" => $plan . "<br/><a href='". htmlspecialchars($url)."'>original plan</a>" |
| ); |
); |
| $regionTimes[] = $time; |
$regionTimes[] = $time; |
| } |
} |
| } |
} |
| flush(); |
flush(); @ob_flush(); |
| ob_flush(); |
|
| curl_close($ch); |
curl_close($ch); |
| } |
} |
| } |
} |
| } |
} |
| if ($kml) { |
if ($kml) { |
| $colorSteps = 9; |
$colorSteps = 9; |
| //$minTime = min($regionTimes); |
//$minTime = min($regionTimes); |
| //$maxTime = max($regionTimes); |
//$maxTime = max($regionTimes); |
| //$rangeTime = $maxTime - $minTime; |
//$rangeTime = $maxTime - $minTime; |
| //$deltaTime = $rangeTime / $colorSteps; |
//$deltaTime = $rangeTime / $colorSteps; |
| $Gradients = Gradient(strrev("66FF00"), strrev("FF0000"), $colorSteps); // KML is BGR not RGB so strrev |
$Gradients = Gradient(strrev("66FF00"), strrev("FF0000"), $colorSteps); // KML is BGR not RGB so strrev |
| foreach ($testRegions as $testRegion) { |
foreach ($testRegions as $testRegion) { |
| //$band = (floor(($testRegion[time] - $minTime) / $deltaTime)); |
//$band = (floor(($testRegion[time] - $minTime) / $deltaTime)); |
| $band = (floor($testRegion[time] / 10)); |
$band = (floor($testRegion[time] / 10)); |
| if ($band > $colorSteps) $band = $colorSteps; |
if ($band > $colorSteps) $band = $colorSteps; |
| echo "<Placemark> |
echo "<Placemark> |
| <name>" . $testRegion['regionname'] . " time {$testRegion['time']} band $band</name> |
<name>" . $testRegion['regionname'] . " time {$testRegion['time']} band $band</name> |
| <description> {$testRegion['plan']} </description> |
<description> {$testRegion['plan']} </description> |
| <Style> |
<Style> |
| <PolyStyle> |
<PolyStyle> |
| <color>c7" . $Gradients[$band] . "</color>" . // 7f = 50% alpha, c7=78% |
<color>c7" . $Gradients[$band] . "</color>" . // 7f = 50% alpha, c7=78% |
| "</PolyStyle> |
"</Poly |