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More PHP 5.4 fixes
More PHP 5.4 fixes

file:a/about.php -> file:b/about.php
<?php <?php
/* /*
* Copyright 2010,2011 Alexander Sadleir * Copyright 2010,2011 Alexander Sadleir
   
Licensed under the Apache License, Version 2.0 (the "License"); Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License. you may not use this file except in compliance with the License.
You may obtain a copy of the License at You may obtain a copy of the License at
   
http://www.apache.org/licenses/LICENSE-2.0 http://www.apache.org/licenses/LICENSE-2.0
   
Unless required by applicable law or agreed to in writing, software Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS, distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and See the License for the specific language governing permissions and
limitations under the License. limitations under the License.
*/ */
include ('include/common.inc.php'); include ('include/common.inc.php');
include_header("About", "about") include_header("About", "about")
?> ?>
<p> <p>
Busness Time - An ACT bus timetable webapp<br /> Busness Time - An ACT bus timetable webapp<br />
Based on the maxious-canberra-transit-feed (<a Based on the maxious-canberra-transit-feed (<a
href="http://busresources.lambdacomplex.org/cbrfeed.zip">download</a>, href="http://busresources.lambdacomplex.org/cbrfeed.zip">download</a>,
last updated <?php echo date("F d Y.", @filemtime('../busresources/cbrfeed.zip')); ?>)<br /> last updated <?php echo date("F d Y.", @filemtime('../busresources/cbrfeed.zip')); ?>)<br />
Source code for the <a Source code for the <a
href="https://github.com/maxious/ACTBus-data">transit href="https://github.com/maxious/ACTBus-data">transit
feed</a> and <a href="https://github.com/maxious/ACTBus-ui">this feed</a> and <a href="https://github.com/maxious/ACTBus-ui">this
site</a> available from github.<br /> site</a> available from github.<br />
Uses jQuery Mobile, PHP, PostgreSQL, OpenTripPlanner, OpenLayers, OpenStreetMap, Cloudmade Geocoder and Tile Service<br /> Uses jQuery Mobile, PHP, PostgreSQL, OpenTripPlanner, OpenLayers, OpenStreetMap, Cloudmade Geocoder and Tile Service<br />
Suburb Geocoding Based on <A href="http://www.abs.gov.au/AUSSTATS/abs@.nsf/Lookup/1270.0.55.003Main+Features1July%202011?OpenDocument">Australian Bureau of Statistics data.</a><br /> Suburb Geocoding Based on <A href="http://www.abs.gov.au/AUSSTATS/abs@.nsf/Lookup/1270.0.55.003Main+Features1July%202011?OpenDocument">Australian Bureau of Statistics data.</a><br />
Street geocoding based on work by OpenStreetMap contributors<br> Street geocoding based on work by OpenStreetMap contributors<br>
<br /> <br />
Feedback encouraged; contact maxious@lambdacomplex.org<br /> Feedback encouraged; contact maxious@lambdacomplex.org<br />
<br /> <br />
Some icons by Joseph Wain / glyphish.com<br /> Some icons by Joseph Wain / glyphish.com<br />
Native clients also available for iPhone(<a href="http://itunes.apple.com/au/app/cbrtimetable/id444287349?mt=8">cbrTimetable by Sandor Kolotenko</a> Native clients also available for iPhone(<a href="http://itunes.apple.com/au/app/cbrtimetable/id444287349?mt=8">cbrTimetable by Sandor Kolotenko</a>
, <a href="http://itunes.apple.com/au/app/act-buses/id376634797?mt=8">ACT Buses by David Sullivan</a>, <a href="http://itunes.apple.com/app/bus-trips-act/id489146525?mt=8">Bus Trips ACT by Molson Chengalath</a>) , <a href="http://itunes.apple.com/au/app/act-buses/id376634797?mt=8">ACT Buses by David Sullivan</a>, <a href="http://itunes.apple.com/app/bus-trips-act/id489146525?mt=8">Bus Trips ACT by Molson Chengalath</a>)
, Android (<a href="https://market.android.com/details?id=com.action">MyBus 2.0 by Imagine Team</a>, <A href="https://market.android.com/details?id=GetMe2CanberraFree.source">GetMe2 Canberra by , Android (<a href="https://market.android.com/details?id=com.action">MyBus 2.0 by Imagine Team</a>, <A href="https://market.android.com/details?id=GetMe2CanberraFree.source">GetMe2 Canberra by
Colin Thompson </a>) Colin Thompson </a>, <a href="https://market.android.com/details?id=au.com.transittimes.android">TransitTimes+ by Zervaas Enterprises</a>)
and Windows Phone 7 (<a href="http://www.windowsphone.com/en-AU/apps/d840375e-429c-4aa4-a358-80eec6ea9e66">TransHub Canberra by Soul Solutions</a>) Other web clients include <a href="http://canberra.itranzit.com/option.html">iTranzit</a>. and Windows Phone 7 (<a href="http://www.windowsphone.com/en-AU/apps/d840375e-429c-4aa4-a358-80eec6ea9e66">TransHub Canberra by Soul Solutions</a>) Other web clients include <a href="http://canberra.itranzit.com/option.html">iTranzit</a>.
<br /> <br />
GTFS-realtime API: GTFS-realtime API:
Alerts and Trip Updates (but only Cancelled or Stop Skipped) Alerts and Trip Updates (but only Cancelled or Stop Skipped)
Default format binary Protocol Buffer but can get JSON by adding ?ascii=yes Default format binary Protocol Buffer but can get JSON by adding ?ascii=yes
<br /> <br />
<br /> <br />
<small>Disclaimer: The content of this website is of a general and informative nature. Please check with printed timetables or those available on http://action.act.gov.au before your trip. <small>Disclaimer: The content of this website is of a general and informative nature. Please check with printed timetables or those available on http://action.act.gov.au before your trip.
Whilst every effort has been made to ensure the high quality and accuracy of the Site, the Author makes no warranty, Whilst every effort has been made to ensure the high quality and accuracy of the Site, the Author makes no warranty,
express or implied concerning the topicality, correctness, completeness or quality of the information, which is provided express or implied concerning the topicality, correctness, completeness or quality of the information, which is provided
"as is". The Author expressly disclaims all warranties, including but not limited to warranties of fitness for a particular purpose and warranties of merchantability. "as is". The Author expressly disclaims all warranties, including but not limited to warranties of fitness for a particular purpose and warranties of merchantability.
All offers are not binding and without obligation. The Author expressly reserves the right, in his discretion, to suspend, All offers are not binding and without obligation. The Author expressly reserves the right, in his discretion, to suspend,
change, modify, add or remove portions of the Site and to restrict or terminate the use and accessibility of the Site change, modify, add or remove portions of the Site and to restrict or terminate the use and accessibility of the Site
without prior notice. </small> without prior notice. </small>
<?php <?php
include_footer(); include_footer();
?> ?>
   
file:a/include/common-template.inc.php -> file:b/include/common-template.inc.php
<?php <?php
   
/* /*
* Copyright 2010,2011 Alexander Sadleir * Copyright 2010,2011 Alexander Sadleir
   
Licensed under the Apache License, Version 2.0 (the "License"); Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License. you may not use this file except in compliance with the License.
You may obtain a copy of the License at You may obtain a copy of the License at
   
http://www.apache.org/licenses/LICENSE-2.0 http://www.apache.org/licenses/LICENSE-2.0
   
Unless required by applicable law or agreed to in writing, software Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS, distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and See the License for the specific language governing permissions and
limitations under the License. limitations under the License.
*/ */
   
// Copyright 2009 Google Inc. All Rights Reserved. // Copyright 2009 Google Inc. All Rights Reserved.
$GA_ACCOUNT = "MO-22173039-1"; $GA_ACCOUNT = "MO-22173039-1";
$GA_PIXEL = "/lib/ga.php"; $GA_PIXEL = "/lib/ga.php";
   
function googleAnalyticsGetImageUrl() { function googleAnalyticsGetImageUrl() {
global $GA_ACCOUNT, $GA_PIXEL; global $GA_ACCOUNT, $GA_PIXEL;
//if (stristr($_SERVER['HTTP_USER_AGENT'], 'Googlebot') return ""; //if (stristr($_SERVER['HTTP_USER_AGENT'], 'Googlebot') return "";
$url = ""; $url = "";
$url.= $GA_PIXEL . "?"; $url.= $GA_PIXEL . "?";
$url.= "utmac=" . $GA_ACCOUNT; $url.= "utmac=" . $GA_ACCOUNT;
$url.= "&utmn=" . rand(0, 0x7fffffff); $url.= "&utmn=" . rand(0, 0x7fffffff);
$referer = (isset($_SERVER["HTTP_REFERER"]) ? $_SERVER["HTTP_REFERER"] : ""); $referer = (isset($_SERVER["HTTP_REFERER"]) ? $_SERVER["HTTP_REFERER"] : "");
$query = $_SERVER["QUERY_STRING"]; $query = $_SERVER["QUERY_STRING"];
$path = $_SERVER["REQUEST_URI"]; $path = $_SERVER["REQUEST_URI"];
if (empty($referer)) { if (empty($referer)) {
$referer = "-"; $referer = "-";
} }
$url.= "&utmr=" . urlencode($referer); $url.= "&utmr=" . urlencode($referer);
if (!empty($path)) { if (!empty($path)) {
$url.= "&utmp=" . urlencode($path); $url.= "&utmp=" . urlencode($path);
} }
$url.= "&guid=ON"; $url.= "&guid=ON";
return str_replace("&", "&amp;", $url); return str_replace("&", "&amp;", $url);
} }
   
function include_header($pageTitle, $pageType, $opendiv = true, $geolocate = false, $datepicker = false) { function include_header($pageTitle, $pageType, $opendiv = true, $geolocate = false, $datepicker = false) {
global $basePath, $GTFSREnabled, $stopid, $routeid; global $basePath, $GTFSREnabled, $stopid, $routeid;
echo ' echo '
<!DOCTYPE html> <!DOCTYPE html>
<html lang="en"> <html lang="en">
<head> <head>
<meta charset="UTF-8"> <meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1"> <meta name="viewport" content="width=device-width, initial-scale=1">
<title>' . $pageTitle . ' - Canberra Bus Timetable</title> <title>' . $pageTitle . ' - Canberra Bus Timetable</title>
<meta name="google-site-verification" content="-53T5Qn4TB_de1NyfR_ZZkEVdUNcNFSaYKSFkWKx-sY" /> <meta name="google-site-verification" content="-53T5Qn4TB_de1NyfR_ZZkEVdUNcNFSaYKSFkWKx-sY" />
<link rel="dns-prefetch" href="//code.jquery.com"> <link rel="dns-prefetch" href="//code.jquery.com">
<link rel="dns-prefetch" href="//ajax.googleapis.com">'; <link rel="dns-prefetch" href="//ajax.googleapis.com">';
$jqmVersion = "1.0.1"; $jqmVersion = "1.0.1";
echo ' echo '
<script src="js/yepnope/yepnope.1.5.3-min.js"></script> <script src="'.$basePath.'js/yepnope/yepnope.1.5.3-min.js"></script>
<script> <script>
yepnope([{ yepnope([{
load: "//ajax.googleapis.com/ajax/libs/jquery/1.6.4/jquery.min.js", load: "//ajax.googleapis.com/ajax/libs/jquery/1.6.4/jquery.min.js",
complete: function () { complete: function () {
$(document).bind("mobileinit", function(){ $(document).bind("mobileinit", function(){
$.mobile.ajaxEnabled = false; $.mobile.ajaxEnabled = false;
}); } }); }
}, { }, {
load: ["//code.jquery.com/mobile/' . $jqmVersion . '/jquery.mobile-' . $jqmVersion . '.min.css","//code.jquery.com/mobile/' . $jqmVersion . '/jquery.mobile-' . $jqmVersion . '.min.js"] load: ["//code.jquery.com/mobile/' . $jqmVersion . '/jquery.mobile-' . $jqmVersion . '.min.css","//code.jquery.com/mobile/' . $jqmVersion . '/jquery.mobile-' . $jqmVersion . '.min.js"]
}, { }, {
load: ["' . $basePath . 'css/jquery-ui-1.8.12.custom.css","' . $basePath . 'js/jquery.ui.core.min.js","' . $basePath . 'js/jquery.ui.position.min.js","' . $basePath . 'js/jquery.ui.widget.min.js","' . $basePath . 'js/jquery.ui.autocomplete.min.js"], load: ["' . $basePath . 'css/jquery-ui-1.8.12.custom.css","' . $basePath . 'js/jquery.ui.core.min.js","' . $basePath . 'js/jquery.ui.position.min.js","' . $basePath . 'js/jquery.ui.widget.min.js","' . $basePath . 'js/jquery.ui.autocomplete.min.js"],
complete: function() { complete: function() {
$( "#geolocate" ).autocomplete({ $( "#geolocate" ).autocomplete({
source: "lib/autocomplete.php", source: "lib/autocomplete.php",
minLength: 2 minLength: 2
}); });
$( "#from" ).autocomplete({ $( "#from" ).autocomplete({
source: "lib/autocomplete.php", source: "lib/autocomplete.php",
minLength: 2 minLength: 2
}); });
$( "#to" ).autocomplete({ $( "#to" ).autocomplete({
source: "lib/autocomplete.php", source: "lib/autocomplete.php",
minLength: 2 minLength: 2
}); });
} }
}]); }]);
</script> </script>
'; ';
echo '<style type="text/css">'; echo '<style type="text/css">';
if (strstr($_SERVER['HTTP_USER_AGENT'], 'Android')) if (strstr($_SERVER['HTTP_USER_AGENT'], 'Android'))
echo '.ui-shadow,.ui-btn-up-a,.ui-btn-hover-a,.ui-btn-down-a,.ui-body-b,.ui-btn-up-b,.ui-btn-hover-b, echo '.ui-shadow,.ui-btn-up-a,.ui-btn-hover-a,.ui-btn-down-a,.ui-body-b,.ui-btn-up-b,.ui-btn-hover-b,
.ui-btn-down-b,.ui-bar-c,.ui-body-c,.ui-btn-up-c,.ui-btn-hover-c,.ui-btn-down-c,.ui-bar-c,.ui-body-d, .ui-btn-down-b,.ui-bar-c,.ui-body-c,.ui-btn-up-c,.ui-btn-hover-c,.ui-btn-down-c,.ui-bar-c,.ui-body-d,
.ui-btn-up-d,.ui-btn-hover-d,.ui-btn-down-d,.ui-bar-d,.ui-body-e,.ui-btn-up-e,.ui-btn-hover-e, .ui-btn-up-d,.ui-btn-hover-d,.ui-btn-down-d,.ui-bar-d,.ui-body-e,.ui-btn-up-e,.ui-btn-hover-e,
.ui-btn-down-e,.ui-bar-e,.ui-overlay-shadow,.ui-shadow,.ui-btn-active,.ui-body-a,.ui-bar-a { .ui-btn-down-e,.ui-bar-e,.ui-overlay-shadow,.ui-shadow,.ui-btn-active,.ui-body-a,.ui-bar-a {
text-shadow: none; text-shadow: none;
box-shadow: none; box-shadow: none;
-webkit-box-shadow: none; -webkit-box-shadow: none;
}'; }';
echo '</style>'; echo '</style>';
echo '<link rel="stylesheet" href="' . $basePath . 'css/local.css.php" />'; echo '<link rel="stylesheet" href="' . $basePath . 'css/local.css.php" />';
if (isIOSDevice()) { if (isIOSDevice()) {
echo '<meta name="apple-mobile-web-app-capable" content="yes" /> echo '<meta name="apple-mobile-web-app-capable" content="yes" />
<meta name="apple-mobile-web-app-status-bar-style" content="black" /> <meta name="apple-mobile-web-app-status-bar-style" content="black" />
<link rel="apple-touch-startup-image" href="startup.png" /> <link rel="apple-touch-startup-image" href="startup.png" />
<link rel="apple-touch-icon" href="apple-touch-icon.png" />'; <link rel="apple-touch-icon" href="apple-touch-icon.png" />';
} }
if ($geolocate) { if ($geolocate) {
echo "<script> echo "<script>
   
function success(position) { function success(position) {
$('#error').val('Location now detected. Please wait for data to load.'); $('#error').val('Location now detected. Please wait for data to load.');
$('#geolocate').val(position.coords.latitude+','+position.coords.longitude); $('#geolocate').val(position.coords.latitude+','+position.coords.longitude);
$.ajax({ async: false, $.ajax({ async: false,
success: function(){ success: function(){
location.reload(true); location.reload(true);
}, },
url: \"include/common.inc.php?geolocate=yes&lat=\"+position.coords.latitude+\"&lon=\"+position.coords.longitude }); url: \"include/common.inc.php?geolocate=yes&lat=\"+position.coords.latitude+\"&lon=\"+position.coords.longitude });
} }
function error(msg) { function error(msg) {
$('#error').val('Error: '+msg); $('#error').val('Error: '+msg);
} }
   
function geolocate() { function geolocate() {
if (navigator.geolocation) { if (navigator.geolocation) {
var options = { var options = {
enableHighAccuracy: true, enableHighAccuracy: true,
timeout: 60000, timeout: 60000,
maximumAge: 10000 maximumAge: 10000
} }
navigator.geolocation.getCurrentPosition(success, error, options); navigator.geolocation.getCurrentPosition(success, error, options);
} }
} }
$(document).ready(function() { $(document).ready(function() {
$('#here').click(function(event) { $('#geolocate').val(geolocate()); return false;}); $('#here').click(function(event) { $('#geolocate').val(geolocate()); return false;});
$('#here').show(); $('#here').show();
}); });
"; ";
if (!isset($_SESSION['lat']) || $_SESSION['lat'] == "") if (!isset($_SESSION['lat']) || $_SESSION['lat'] == "")
echo "geolocate();"; echo "geolocate();";
echo "</script> "; echo "</script> ";
} }
if (isAnalyticsOn()) if (isAnalyticsOn())
echo ' echo '
<script type="text/javascript">' . " <script type="text/javascript">' . "
   
var _gaq = _gaq || []; var _gaq = _gaq || [];
_gaq.push(['_setAccount', 'UA-22173039-1']); _gaq.push(['_setAccount', 'UA-22173039-1']);
_gaq.push(['_trackPageview']); _gaq.push(['_trackPageview']);
_gaq.push(['_trackPageLoadTime']); _gaq.push(['_trackPageLoadTime']);
</script>"; </script>";
echo '</head> echo '</head>
<body> <body>
<div id="skip"> <div id="skip">
<a href="#maincontent">Skip to content</a> <a href="#maincontent">Skip to content</a>
</div> </div>
'; ';
if ($opendiv) { if ($opendiv) {
echo '<div data-role="page"> echo '<div data-role="page">
<div data-role="header" data-position="inline"> <div data-role="header" data-position="inline">
<a href="' . (isset($_SERVER["HTTP_REFERER"]) ? $_SERVER["HTTP_REFERER"] : "javascript:history.go(-1)") . '" data-icon="arrow-l" data-rel="back" class="ui-btn-left">Back</a> <a href="' . (isset($_SERVER["HTTP_REFERER"]) ? $_SERVER["HTTP_REFERER"] : "javascript:history.go(-1)") . '" data-icon="arrow-l" data-rel="back" class="ui-btn-left">Back</a>
<h1>' . $pageTitle . '</h1> <h1>' . $pageTitle . '</h1>
<a href="' . $basePath . '/index.php" data-icon="home" class="ui-btn-right">Home</a> <a href="' . $basePath . '/index.php" data-icon="home" class="ui-btn-right">Home</a>
</div><!-- /header --> </div><!-- /header -->
<a name="maincontent" id="maincontent"></a> <a name="maincontent" id="maincontent"></a>
<div data-role="content"> '; <div data-role="content"> ';
if ($GTFSREnabled) { if ($GTFSREnabled) {
$overrides = getServiceOverride(); $overrides = getServiceOverride();
if (isset($overrides['service_id'])) { if (isset($overrides['service_id'])) {
if ($overrides['service_id'] == "noservice") { if ($overrides['service_id'] == "noservice") {
echo '<div class="servicewarning">Buses are <strong>not running today</strong> due to industrial action/public holiday. See <a echo '<div class="servicewarning">Buses are <strong>not running today</strong> due to industrial action/public holiday. See <a
href="http://www.action.act.gov.au">http://www.action.act.gov.au</a> for details.</div>'; href="http://www.action.act.gov.au">http://www.action.act.gov.au</a> for details.</div>';
} else { } else {
echo '<div class="servicewarning">Buses are running on an altered timetable today due to industrial action/public holiday. See <a href="http://www.action.act.gov.au">http://www.action.act.gov.au</a> for details.</div>'; echo '<div class="servicewarning">Buses are running on an altered timetable today due to industrial action/public holiday. See <a href="http://www.action.act.gov.au">http://www.action.act.gov.au</a> for details.</div>';
} }
} }
$serviceAlerts = Array(); $serviceAlerts = Array();
$globalAlerts = getServiceAlertsAsArray("agency", "0"); $globalAlerts = getServiceAlertsAsArray("agency", "0");
if ($globalAlerts != null) { if ($globalAlerts != null) {
// echo "getting alerts due to network wide"; // echo "getting alerts due to network wide";
$serviceAlerts = array_merge($serviceAlerts, $globalAlerts); $serviceAlerts = array_merge($serviceAlerts, $globalAlerts);
} }
if (isset($stopid)) { if (isset($stopid)) {
$stopAlerts = getServiceAlertsAsArray("stop", $stopid); $stopAlerts = getServiceAlertsAsArray("stop", $stopid);
if ($stopAlerts != null) { if ($stopAlerts != null) {
// echo "getting alerts due to stop $stopid"; // echo "getting alerts due to stop $stopid";
$serviceAlerts = array_merge($serviceAlerts, $stopAlerts); $serviceAlerts = array_merge($serviceAlerts, $stopAlerts);
} }
} }
if (isset($routeid)) { if (isset($routeid)) {
$routeAlerts = getServiceAlertsAsArray("route", $routeid); $routeAlerts = getServiceAlertsAsArray("route", $routeid);
if ($routeAlerts != null) { if ($routeAlerts != null) {
// echo "getting alerts due to route $routeid"; // echo "getting alerts due to route $routeid";
$serviceAlerts = array_merge($serviceAlerts, $routeAlerts); $serviceAlerts = array_merge($serviceAlerts, $routeAlerts);
} }
} }
if (isset($serviceAlerts['entity']) && sizeof($serviceAlerts['entity']) > 0) { if (isset($serviceAlerts['entity']) && sizeof($serviceAlerts['entity']) > 0) {
foreach ($serviceAlerts['entity'] as $entity) { foreach ($serviceAlerts['entity'] as $entity) {
echo "<div class='servicewarning'><b>{$entity['alert']['header_text']['translation'][0]['text']}</b>&nbsp;<small>" echo "<div class='servicewarning'><b>{$entity['alert']['header_text']['translation'][0]['text']}</b>&nbsp;<small>"
. date("F jS Y, g:i a", $entity['alert']['active_period'][0]['start']) . " to " . date("F jS Y, g:i a", $entity['alert']['active_period'][0]['start']) . " to "
. date("F jS Y, g:i a", $entity['alert']['active_period'][0]['end']) . "</small> . date("F jS Y, g:i a", $entity['alert']['active_period'][0]['end']) . "</small>
<br>Warning: {$entity['alert']['description_text']['translation'][0]['text']} <br>Warning: {$entity['alert']['description_text']['translation'][0]['text']}
<br><a href='{$entity['alert']['url']['translation'][0]['text']}'>Source</a> </div>"; <br><a href='{$entity['alert']['url']['translation'][0]['text']}'>Source</a> </div>";
} }
} }
} }
} }
} }
   
function include_footer() { function include_footer() {
global $basePath; global $basePath;
echo '<div id="footer"><a href="' . $basePath . 'about.php">About/Contact Us</a>&nbsp;<a href="' . $basePath . 'feedback.php">Feedback/Bug Report</a>&nbsp;<a href="' . $basePath . 'privacy.php">Privacy Policy</a>'; echo '<div id="footer"><a href="' . $basePath . 'about.php">About/Contact Us</a>&nbsp;<a href="' . $basePath . 'feedback.php">Feedback/Bug Report</a>&nbsp;<a href="' . $basePath . 'privacy.php">Privacy Policy</a>';
echo '</div>'; echo '</div>';
if (isAnalyticsOn()) { if (isAnalyticsOn()) {
echo "<script> (function() { echo "<script> (function() {
var ga = document.createElement('script'); ga.type = var ga = document.createElement('script'); ga.type =
'text/javascript'; ga.async = true; 'text/javascript'; ga.async = true;
ga.src = ('https:' == document.location.protocol ? ga.src = ('https:' == document.location.protocol ?
'https://ssl' : 'http://www') + '.google-analytics.com/ga.js'; 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
var s = document.getElementsByTagName('script')[0]; var s = document.getElementsByTagName('script')[0];
s.parentNode.insertBefore(ga, s); s.parentNode.insertBefore(ga, s);
})();</script>"; })();</script>";
$googleAnalyticsImageUrl = googleAnalyticsGetImageUrl(); $googleAnalyticsImageUrl = googleAnalyticsGetImageUrl();
echo '<noscript><img src="' . $googleAnalyticsImageUrl . '" alt=""/></noscript>'; echo '<noscript><img src="' . $googleAnalyticsImageUrl . '" alt=""/></noscript>';
} }
echo "\n</div></div></body></html>"; echo "\n</div></div></body></html>";
} }
   
function timeSettings() { function timeSettings() {
global $service_periods; global $service_periods;
echo '<div id="settings" data-role="collapsible" data-collapsed="true"> echo '<div id="settings" data-role="collapsible" data-collapsed="true">
<h3>Change Time (' . (isset($_REQUEST['time']) ? $_REQUEST['time'] : "Current Time,") . ' ' . ucwords(service_period()) . ')...</h3> <h3>Change Time (' . (isset($_REQUEST['time']) ? $_REQUEST['time'] : "Current Time,") . ' ' . ucwords(service_period()) . ')...</h3>
<form action="' . basename($_SERVER['PHP_SELF']) . '" method="GET"> <form action="' . basename($_SERVER['PHP_SELF']) . '" method="GET">
<input type="hidden" name="suburb" id="suburb" value="' . (isset($_REQUEST['suburb']) ? $_REQUEST['suburb'] : "") . '"/> <input type="hidden" name="suburb" id="suburb" value="' . (isset($_REQUEST['suburb']) ? $_REQUEST['suburb'] : "") . '"/>
<input type="hidden" name="stopid" id="stopid" value="' . (isset($_REQUEST['stopid']) ? $_REQUEST['stopid'] : "") . '"/> <input type="hidden" name="stopid" id="stopid" value="' . (isset($_REQUEST['stopid']) ? $_REQUEST['stopid'] : "") . '"/>
<input type="hidden" name="stopcode" id="stopcode" value="' . (isset($_REQUEST['stopcode']) ? $_REQUEST['stopcode'] : "") . '"/> <input type="hidden" name="stopcode" id="stopcode" value="' . (isset($_REQUEST['stopcode']) ? $_REQUEST['stopcode'] : "") . '"/>
<div class="ui-body"> <div class="ui-body">
<div data-role="fieldcontain"> <div data-role="fieldcontain">
<label for="time"> Time: </label> <label for="time"> Time: </label>
<input type="time" name="time" id="time" value="' . (isset($_REQUEST['time']) ? $_REQUEST['time'] : date("H:i")) . '"/> <input type="time" name="time" id="time" value="' . (isset($_REQUEST['time']) ? $_REQUEST['time'] : date("H:i")) . '"/>
<a href="#" name="currentTime" id="currentTime" onClick="var d = new Date();' . "$('#time').val(d.getHours() +':'+ (d.getMinutes().toString().length == 1 ? '0'+ d.getMinutes(): d.getMinutes()));" . '">Current Time?</a> <a href="#" name="currentTime" id="currentTime" onClick="var d = new Date();' . "$('#time').val(d.getHours() +':'+ (d.getMinutes().toString().length == 1 ? '0'+ d.getMinutes(): d.getMinutes()));" . '">Current Time?</a>
</div> </div>
<div data-role="fieldcontain"> <div data-role="fieldcontain">
<label for="service_period"> Service Period: </label> <label for="service_period"> Service Period: </label>
<select name="service_period" id="service_period">'; <select name="service_period" id="service_period">';
foreach ($service_periods as $service_period) { foreach ($service_periods as $service_period) {
echo "<option value=\"$service_period\"" . (service_period() === $service_period ? " SELECTED" : "") . '>' . ucwords($service_period) . '</option>'; echo "<option value=\"$service_period\"" . (service_period() === $service_period ? " SELECTED" : "") . '>' . ucwords($service_period) . '</option>';
} }
echo '</select> echo '</select>
<a href="#" style="display:none" name="currentPeriod" id="currentPeriod">Current Period?</a> <a href="#" style="display:none" name="currentPeriod" id="currentPeriod">Current Period?</a>
</div> </div>
<input type="submit" value="Update"/> <input type="submit" value="Update"/>
</div></form> </div></form>
</div>'; </div>';
} }
   
function placeSettings() { function placeSettings() {
   
$geoerror = false; $geoerror = false;
$geoerror = !isset($_SESSION['lat']) || !isset($_SESSION['lat']) || $_SESSION['lat'] == "" || $_SESSION['lon'] == ""; $geoerror = !isset($_SESSION['lat']) || !isset($_SESSION['lat']) || $_SESSION['lat'] == "" || $_SESSION['lon'] == "";
   
echo '<div id="error">'; echo '<div id="error">';
if ($geoerror) { if ($geoerror) {
echo 'Sorry, but your location could not currently be detected. echo 'Sorry, but your location could not currently be detected.
Please allow location permission, wait for your location to be detected, Please allow location permission, wait for your location to be detected,
or enter an address/co-ordinates in the box below.'; or enter an address/co-ordinates in the box below.';
} }
echo '</div>'; echo '</div>';
echo '<div id="settings" data-role="collapsible" data-collapsed="' . !$geoerror . '"> echo '<div id="settings" data-role="collapsible" data-collapsed="' . !$geoerror . '">
<h3>Change Location...</h3> <h3>Change Location...</h3>
<form action="' . basename($_SERVER['PHP_SELF']) . "?" . $_SERVER['QUERY_STRING'] . '" method="post"> <form action="' . basename($_SERVER['PHP_SELF']) . "?" . $_SERVER['QUERY_STRING'] . '" method="post">
<div class="ui-body"> <div class="ui-body">
<div data-role="fieldcontain"> <div data-role="fieldcontain">
<label for="geolocate"> Current Location: </label> <label for="geolocate"> Current Location: </label>
<input type="text" id="geolocate" name="geolocate" value="' . (isset($_SESSION['lat']) && isset($_SESSION['lon']) ? $_SESSION['lat'] . "," . $_SESSION['lon'] : "Enter co-ordinates or address here") . '"/> <a href="#" style="display:none" name="here" id="here">Here?</a> <input type="text" id="geolocate" name="geolocate" value="' . (isset($_SESSION['lat']) && isset($_SESSION['lon']) ? $_SESSION['lat'] . "," . $_SESSION['lon'] : "Enter co-ordinates or address here") . '"/> <a href="#" style="display:none" name="here" id="here">Here?</a>
</div> </div>
<input type="submit" value="Update"/> <input type="submit" value="Update"/>
</div></form> </div></form>
</div>'; </div>';
} }
   
function trackEvent($category, $action, $label = "", $value = - 1) { function trackEvent($category, $action, $label = "", $value = - 1) {
if (isAnalyticsOn()) { if (isAnalyticsOn()) {
echo "\n<script> _gaq.push(['_trackEvent', '$category', '$action'" . ($label != "" ? ", '$label'" : "") . ($value != - 1 ? ", $value" : "") . "]);</script>"; echo "\n<script> _gaq.push(['_trackEvent', '$category', '$action'" . ($label != "" ? ", '$label'" : "") . ($value != - 1 ? ", $value" : "") . "]);</script>";
} }
} }
   
//stop list collapsing //stop list collapsing
function stopCompare($stopName) { function stopCompare($stopName) {
return substr(trim(preg_replace("/\(Platform.*/", "", $stopName)), 0, 9); return substr(trim(preg_replace("/\(Platform.*/", "", $stopName)), 0, 9);
} }
   
function stopGroupTitle($stopName, $stopdesc) { function stopGroupTitle($stopName, $stopdesc) {
if (preg_match("/Dr |Cct |Cir |Av |St |Cr |Parade |Way |Bank /", $stopName)) { if (preg_match("/Dr |Cct |Cir |Av |St |Cr |Parade |Way |Bank /", $stopName)) {
$descParts = explode("<br>", $stopdesc); $descParts = explode("<br>", $stopdesc);
return trim(str_replace("Street: ", "", $descParts[0])); return trim(str_replace("Street: ", "", $descParts[0]));
} else { } else {
return trim(preg_replace("/\(Platform.*/", "", $stopName)); return trim(preg_replace("/\(Platform.*/", "", $stopName));
} }
} }
   
function viaPointNames($tripid, $stop_sequence = "") { function viaPointNames($tripid, $stop_sequence = "") {
$viaPointNames = Array(); $viaPointNames = Array();
foreach (viaPoints($tripid, $stop_sequence) as $point) { foreach (viaPoints($tripid, $stop_sequence) as $point) {
if (strstr($point['stop_name'], "Station") if (strstr($point['stop_name'], "Station")
|| strstr($point['stop_name'], "Shops") || strstr($point['stop_name'], "Shops")
|| strstr($point['stop_name'], "CIT") || strstr($point['stop_name'], "CIT")
|| strstr($point['stop_name'], "School") || strstr($point['stop_name'], "School")
|| strstr($point['stop_name'], "University") || strstr($point['stop_name'], "University")
) { ) {
$viaPointNames[] = $point['stop_name']; $viaPointNames[] = $point['stop_name'];
} }
} }
if (sizeof($viaPointNames) > 0) { if (sizeof($viaPointNames) > 0) {
return r_implode(", ", $viaPointNames); return r_implode(", ", $viaPointNames);
} else { } else {
return ""; return "";
} }
} }
   
file:a/include/db/servicealert-dao.inc.php -> file:b/include/db/servicealert-dao.inc.php
<?php <?php
   
/* /*
* Copyright 2010,2011 Alexander Sadleir * Copyright 2010,2011 Alexander Sadleir
   
Licensed under the Apache License, Version 2.0 (the "License"); Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License. you may not use this file except in compliance with the License.
You may obtain a copy of the License at You may obtain a copy of the License at
   
http://www.apache.org/licenses/LICENSE-2.0 http://www.apache.org/licenses/LICENSE-2.0
   
Unless required by applicable law or agreed to in writing, software Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS, distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and See the License for the specific language governing permissions and
limitations under the License. limitations under the License.
*/ */
   
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()))); $date = date("Ymd", ($date != "" ? $date : time()));
  $query->bindParam(":date", $date);
$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 getServiceAlert($alertID) { function getServiceAlert($alertID) {
global $conn; global $conn;
$query = "SELECT id,extract('epoch' from start) as start, extract('epoch' from \"end\") as \"end\",cause,effect,header,description,url from servicealerts_alerts where id = :servicealert_id"; $query = "SELECT id,extract('epoch' from start) as start, extract('epoch' from \"end\") as \"end\",cause,effect,header,description,url from servicealerts_alerts where id = :servicealert_id";
debug($query, "database"); debug($query, "database");
$query = $conn->prepare($query); $query = $conn->prepare($query);
$query->bindParam(":servicealert_id", $alertID); $query->bindParam(":servicealert_id", $alertID);
$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 updateServiceAlert($alertID, $alert) { function updateServiceAlert($alertID, $alert) {
global $conn; global $conn;
$query = 'update servicealerts_alerts set start=:start, "end"=:end, header=:header, description=:description, url=:url, cause=:cause, effect=:effect where id = :servicealert_id'; $query = 'update servicealerts_alerts set start=:start, "end"=:end, header=:header, description=:description, url=:url, cause=:cause, effect=:effect where id = :servicealert_id';
debug($query, "database"); debug($query, "database");
$query = $conn->prepare($query); $query = $conn->prepare($query);
$query->bindValue(":servicealert_id", $alertID); $query->bindValue(":servicealert_id", $alertID);
$query->bindValue(":start", $alert['startdate']); $query->bindValue(":start", $alert['startdate']);
$query->bindValue(":end", $alert['enddate']); $query->bindValue(":end", $alert['enddate']);
$query->bindValue(":header", $alert['header']); $query->bindValue(":header", $alert['header']);
$query->bindValue(":description", $alert['description']); $query->bindValue(":description", $alert['description']);
$query->bindValue(":url", $alert['url']); $query->bindValue(":url", $alert['url']);
$query->bindValue(":cause", $alert['cause']); $query->bindValue(":cause", $alert['cause']);
$query->bindValue(":effect", $alert['effect']); $query->bindValue(":effect", $alert['effect']);
$query->execute(); $query->execute();
   
print_r($conn->errorInfo()); print_r($conn->errorInfo());
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 addServiceAlert($alert) { function addServiceAlert($alert) {
global $conn; global $conn;
$query = 'INSERT INTO servicealerts_alerts (start, "end", header, description, url,cause,effect) VALUES (:start, :end, :header, :description, :url,:cause,:effect) '; $query = 'INSERT INTO servicealerts_alerts (start, "end", header, description, url,cause,effect) VALUES (:start, :end, :header, :description, :url,:cause,:effect) ';
debug($query, "database"); debug($query, "database");
$query = $conn->prepare($query); $query = $conn->prepare($query);
//print_r($alert); //print_r($alert);
$query->bindValue(":start", $alert['startdate']); $query->bindValue(":start", $alert['startdate']);
$query->bindValue(":end", $alert['enddate']); $query->bindValue(":end", $alert['enddate']);
$query->bindValue(":header", $alert['header']); $query->bindValue(":header", $alert['header']);
$query->bindValue(":description", $alert['description']); $query->bindValue(":description", $alert['description']);
$query->bindValue(":url", $alert['url']); $query->bindValue(":url", $alert['url']);
$query->bindValue(":cause", $alert['cause']); $query->bindValue(":cause", $alert['cause']);
$query->bindValue(":effect", $alert['effect']); $query->bindValue(":effect", $alert['effect']);
$query->execute(); $query->execute();
   
print_r($conn->errorInfo()); print_r($conn->errorInfo());
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() { function getCurrentAlerts() {
global $conn; global $conn;
$query = "SELECT id,extract('epoch' from start) as start, extract('epoch' from \"end\") as \"end\",cause,effect,header,description,url from servicealerts_alerts where NOW() > start and NOW() < \"end\""; $query = "SELECT id,extract('epoch' from start) as start, extract('epoch' from \"end\") as \"end\",cause,effect,header,description,url from servicealerts_alerts where NOW() > start and NOW() < \"end\"";
// debug($query, "database"); // debug($query, "database");
$query = $conn->prepare($query); $query = $conn->prepare($query);
$query->execute(); $query->execute();
if (!$query) { if (!$query) {
databaseError($conn->errorInfo()); databaseError($conn->errorInfo());
return Array(); return Array();
} }
return $query->fetchAll(); return $query->fetchAll();
} }
   
function getFutureAlerts() { function getFutureAlerts() {
global $conn; global $conn;
$query = "SELECT id,extract('epoch' from start) as start, extract('epoch' from \"end\") as \"end\",cause,effect,header,description,url from servicealerts_alerts where NOW() > start or NOW() < \"end\""; $query = "SELECT id,extract('epoch' from start) as start, extract('epoch' from \"end\") as \"end\",cause,effect,header,description,url from servicealerts_alerts where NOW() > start or NOW() < \"end\"";
// debug($query, "database"); // debug($query, "database");
$query = $conn->prepare($query); $query = $conn->prepare($query);
$query->execute(); $query->execute();
if (!$query) { if (!$query) {
databaseError($conn->errorInfo()); databaseError($conn->errorInfo());
return Array(); return Array();
} }
return $query->fetchAll(); return $query->fetchAll();
} }
   
function getInformedAlerts($id, $filter_class, $filter_id) { function getInformedAlerts($id, $filter_class, $filter_id) {
   
global $conn; global $conn;
//echo "$id, $filter_class, $filter_id\n"; //echo "$id, $filter_class, $filter_id\n";
$query = "SELECT * from servicealerts_informed where servicealert_id = :servicealert_id"; $query = "SELECT * from servicealerts_informed where servicealert_id = :servicealert_id";
   
if ($filter_class != "") { if ($filter_class != "") {
$query .= " AND informed_class = :informed_class "; $query .= " AND informed_class = :informed_class ";
} }
if ($filter_id != "") { if ($filter_id != "") {
$query .= " AND informed_id = :informed_id "; $query .= " AND informed_id = :informed_id ";
} }
// debug($query, "database"); // debug($query, "database");
$query = $conn->prepare($query); $query = $conn->prepare($query);
if ($filter_class != "") { if ($filter_class != "") {
$query->bindParam(":informed_class", $filter_class); $query->bindParam(":informed_class", $filter_class);
} }
if ($filter_id != "") { if ($filter_id != "") {
$query->bindParam(":informed_id", $filter_id); $query->bindParam(":informed_id", $filter_id);
} }
$query->bindParam(":servicealert_id", $id); $query->bindParam(":servicealert_id", $id);
$query->execute(); $query->execute();
if (!$query) { if (!$query) {
databaseError($conn->errorInfo()); databaseError($conn->errorInfo());
return Array(); return Array();
} }
return $query->fetchAll(); return $query->fetchAll();
} }
   
function deleteInformedAlert($serviceAlertID, $class, $id) { function deleteInformedAlert($serviceAlertID, $class, $id) {
global $conn; global $conn;
$query = 'DELETE from servicealerts_informed where servicealert_id = :servicealert_id and informed_class = :informed_class AND informed_id = :informed_id'; $query = 'DELETE from servicealerts_informed where servicealert_id = :servicealert_id and informed_class = :informed_class AND informed_id = :informed_id';
debug($query, "database"); debug($query, "database");
$query = $conn->prepare($query); $query = $conn->prepare($query);
$query->bindParam(":servicealert_id", $serviceAlertID); $query->bindParam(":servicealert_id", $serviceAlertID);
$query->bindParam(":informed_class", $class); $query->bindParam(":informed_class", $class);
$query->bindParam(":informed_id", $id); $query->bindParam(":informed_id", $id);
$query->execute(); $query->execute();
print_r($conn->errorInfo()); print_r($conn->errorInfo());
if (!$query) { if (!$query) {
databaseError($conn->errorInfo()); databaseError($conn->errorInfo());
return Array(); return Array();
} }
return null; return null;
} }
   
function addInformedAlert($serviceAlertID, $class, $id, $action) { function addInformedAlert($serviceAlertID, $class, $id, $action) {
global $conn; global $conn;
$query = 'INSERT INTO servicealerts_informed (servicealert_id , informed_class , informed_id, informed_action) $query = 'INSERT INTO servicealerts_informed (servicealert_id , informed_class , informed_id, informed_action)
VALUES(:servicealert_id ,:informed_class, :informed_id, :informed_action)'; VALUES(:servicealert_id ,:informed_class, :informed_id, :informed_action)';
debug($query, "database"); debug($query, "database");
$query = $conn->prepare($query); $query = $conn->prepare($query);
$query->bindParam(":servicealert_id", $serviceAlertID); $query->bindParam(":servicealert_id", $serviceAlertID);
$query->bindParam(":informed_class", $class); $query->bindParam(":informed_class", $class);
$query->bindParam(":informed_id", $id); $query->bindParam(":informed_id", $id);
$query->bindParam(":informed_action", $action); $query->bindParam(":informed_action", $action);
$query->execute(); $query->execute();
   
print_r($conn->errorInfo()); print_r($conn->errorInfo());
if (!$query) { if (!$query) {
databaseError($conn->errorInfo()); databaseError($conn->errorInfo());
return Array(); return Array();
} }
return null; return null;
} }
   
file:a/labs/busstopdensity.tile.php -> file:b/labs/busstopdensity.tile.php
<?php <?php
include ('../include/common.inc.php'); include ('../include/common.inc.php');
$debugOkay = Array(); // disable debugging output even on dev server $debugOkay = Array(); // disable debugging output even on dev server
   
/* /*
*DISCLAIMER *DISCLAIMER
* http://blog.gmapify.fr/create-beautiful-tiled-heat-maps-with-php-and-gd * http://blog.gmapify.fr/create-beautiful-tiled-heat-maps-with-php-and-gd
*THIS SOFTWARE IS PROVIDED BY THE AUTHOR 'AS IS' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES *OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, *INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF *USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT *(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *THIS SOFTWARE IS PROVIDED BY THE AUTHOR 'AS IS' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES *OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, *INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF *USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT *(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* *
* @author: Olivier G. <olbibigo_AT_gmail_DOT_com> * @author: Olivier G. <olbibigo_AT_gmail_DOT_com>
* @version: 1.0 * @version: 1.0
* @history: * @history:
* 1.0 creation * 1.0 creation
*/ */
set_time_limit(120);//2mn set_time_limit(120);//2mn
ini_set('memory_limit', '256M'); ini_set('memory_limit', '256M');
error_reporting(E_ALL ^ E_DEPRECATED); error_reporting(E_ALL ^ E_DEPRECATED);
require_once ($labsPath . 'lib/GoogleMapUtility.php'); require_once ($basePath . 'lib/GoogleMapUtility.php');
require_once ($labsPath . 'lib/HeatMap.php'); require_once ($basePath . 'lib/HeatMap.php');
   
//Root folder to store generated tiles //Root folder to store generated tiles
define('TILE_DIR', 'tiles/'); define('TILE_DIR', 'tiles/');
//Covered geographic areas //Covered geographic areas
define('MIN_LAT', -35.48); define('MIN_LAT', -35.48);
define('MAX_LAT', -35.15); define('MAX_LAT', -35.15);
define('MIN_LNG', 148.98); define('MIN_LNG', 148.98);
define('MAX_LNG', 149.25); define('MAX_LNG', 149.25);
define('TILE_SIZE_FACTOR', 0.5); define('TILE_SIZE_FACTOR', 0.5);
define('SPOT_RADIUS', 30); define('SPOT_RADIUS', 30);
define('SPOT_DIMMING_LEVEL', 50); define('SPOT_DIMMING_LEVEL', 50);
//Input parameters //Input parameters
if(isset($_GET['x'])) if(isset($_GET['x']))
$X = (int)$_GET['x']; $X = (int)$_GET['x'];
else else
exit("x missing"); exit("x missing");
if(isset($_GET['y'])) if(isset($_GET['y']))
$Y = (int)$_GET['y']; $Y = (int)$_GET['y'];
else else
exit("y missing"); exit("y missing");
if(isset($_GET['zoom'])) if(isset($_GET['zoom']))
$zoom = (int)$_GET['zoom']; $zoom = (int)$_GET['zoom'];
else else
exit("zoom missing"); exit("zoom missing");
if ($zoom < 12) { //enforce minimum zoom if ($zoom < 12) { //enforce minimum zoom
header('Content-type: image/png'); header('Content-type: image/png');
echo file_get_contents(TILE_DIR.'empty.png'); echo file_get_contents(TILE_DIR.'empty.png');
} }
$dir = TILE_DIR.$zoom; $dir = TILE_DIR.$zoom;
$tilename = $dir.'/'.$X.'_'.$Y.'.png'; $tilename = $dir.'/'.$X.'_'.$Y.'.png';
//HTTP headers (data type and caching rule) //HTTP headers (data type and caching rule)
header("Cache-Control: must-revalidate"); header("Cache-Control: must-revalidate");
header("Expires: " . gmdate("D, d M Y H:i:s", time() + 86400) . " GMT"); header("Expires: " . gmdate("D, d M Y H:i:s", time() + 86400) . " GMT");
if(!file_exists($tilename)){ if(!file_exists($tilename)){
$rect = GoogleMapUtility::getTileRect($X, $Y, $zoom); $rect = GoogleMapUtility::getTileRect($X, $Y, $zoom);
//A tile can contain part of a spot with center in an adjacent tile (overlaps). //A tile can contain part of a spot with center in an adjacent tile (overlaps).
//Knowing the spot radius (in pixels) and zoom level, a smart way to process tiles would be to compute the box (in decimal degrees) containing only spots that can be drawn on current tile. We choose a simpler solution by increeasing geo bounds by 2*TILE_SIZE_FACTOR whatever the zoom level and spot radius. //Knowing the spot radius (in pixels) and zoom level, a smart way to process tiles would be to compute the box (in decimal degrees) containing only spots that can be drawn on current tile. We choose a simpler solution by increeasing geo bounds by 2*TILE_SIZE_FACTOR whatever the zoom level and spot radius.
$extend_X = $rect->width * TILE_SIZE_FACTOR;//in decimal degrees $extend_X = $rect->width * TILE_SIZE_FACTOR;//in decimal degrees
$extend_Y = $rect->height * TILE_SIZE_FACTOR;//in decimal degrees $extend_Y = $rect->height * TILE_SIZE_FACTOR;//in decimal degrees
$swlat = $rect->y - $extend_Y; $swlat = $rect->y - $extend_Y;
$swlng = $rect->x - $extend_X; $swlng = $rect->x - $extend_X;
$nelat = $swlat + $rect->height + 2 * $extend_Y; $nelat = $swlat + $rect->height + 2 * $extend_Y;
$nelng = $swlng + $rect->width + 2 * $extend_X; $nelng = $swlng + $rect->width + 2 * $extend_X;
   
if( ($nelat <= MIN_LAT) || ($swlat >= MAX_LAT) || ($nelng <= MIN_LNG) || ($swlng >= MAX_LNG)){ if( ($nelat <= MIN_LAT) || ($swlat >= MAX_LAT) || ($nelng <= MIN_LNG) || ($swlng >= MAX_LNG)){
//No geodata so return generic empty tile //No geodata so return generic empty tile
echo file_get_contents(TILE_DIR.'empty.png'); echo file_get_contents(TILE_DIR.'empty.png');
exit(); exit();
} }
   
//Get McDonald's spots //Get McDonald's spots
$spots = fGetPOI('Select * from stops where $spots = fGetPOI('Select * from stops where
(stop_lon > '.$swlng.' AND stop_lon < '.$nelng.') (stop_lon > '.$swlng.' AND stop_lon < '.$nelng.')
AND (stop_lat < '.$nelat.' AND stop_lat > '.$swlat.')', $im, $X, $Y, $zoom, SPOT_RADIUS); AND (stop_lat < '.$nelat.' AND stop_lat > '.$swlat.')', $im, $X, $Y, $zoom, SPOT_RADIUS);
   
if(empty($spots)){ if(empty($spots)){
//No geodata so return generic empty tile //No geodata so return generic empty tile
header('Content-type: image/png'); header('Content-type: image/png');
echo file_get_contents(TILE_DIR.'empty.png'); echo file_get_contents(TILE_DIR.'empty.png');
}else{ }else{
if(!file_exists($dir)){ if(!file_exists($dir)){
mkdir($dir, 0705); mkdir($dir, 0705);
} }
//All the magics is in HeatMap class :) //All the magics is in HeatMap class :)
$im = HeatMap::createImage($spots, GoogleMapUtility::TILE_SIZE, GoogleMapUtility::TILE_SIZE, heatMap::$WITH_ALPHA, SPOT_RADIUS, SPOT_DIMMING_LEVEL, HeatMap::$GRADIENT_FIRE); $im = HeatMap::createImage($spots, GoogleMapUtility::TILE_SIZE, GoogleMapUtility::TILE_SIZE, heatMap::$WITH_ALPHA, SPOT_RADIUS, SPOT_DIMMING_LEVEL, HeatMap::$GRADIENT_FIRE);
//Store tile for reuse and output it //Store tile for reuse and output it
header('content-type:image/png;'); header('content-type:image/png;');
imagepng($im, $tilename); imagepng($im, $tilename);
echo file_get_contents($tilename); echo file_get_contents($tilename);
imagedestroy($im); imagedestroy($im);
unset($im); unset($im);
} }
}else{ }else{
//Output stored tile //Output stored tile
header('content-type:image/png;'); header('content-type:image/png;');
echo file_get_contents($tilename); echo file_get_contents($tilename);
} }
///////////// /////////////
//Functions// //Functions//
///////////// /////////////
function fGetPOI($query, &$im, $X, $Y, $zoom, $offset){ function fGetPOI($query, &$im, $X, $Y, $zoom, $offset){
global $conn; global $conn;
$nbPOIInsideTile = 0; $nbPOIInsideTile = 0;
   
$spots = Array(); $spots = Array();
$query = $conn->prepare($query); $query = $conn->prepare($query);
$query->execute(); $query->execute();
if (!$query) { if (!$query) {
databaseError($conn->errorInfo()); databaseError($conn->errorInfo());
return Array(); return Array();
} }
foreach( $query->fetchAll() as $row){ foreach( $query->fetchAll() as $row){
$point = GoogleMapUtility::getOffsetPixelCoords($row['stop_lat'], $row['stop_lon'], $zoom, $X, $Y); $point = GoogleMapUtility::getOffsetPixelCoords($row['stop_lat'], $row['stop_lon'], $zoom, $X, $Y);
//Count result only in the tile //Count result only in the tile
if( ($point->x > -$offset) && ($point->x < (GoogleMapUtility::TILE_SIZE+$offset)) && ($point->y > -$offset) && ($point->y < (GoogleMapUtility::TILE_SIZE+$offset))){ if( ($point->x > -$offset) && ($point->x < (GoogleMapUtility::TILE_SIZE+$offset)) && ($point->y > -$offset) && ($point->y < (GoogleMapUtility::TILE_SIZE+$offset))){
$spots[] = new HeatMapPoint($point->x, $point->y); $spots[] = new HeatMapPoint($point->x, $point->y);
} }
}//while }//while
return $spots; return $spots;
}//fAddPOI }//fAddPOI
?> ?>
   
   
file:a/labs/stopBrowser.kml.php -> file:b/labs/stopBrowser.kml.php
<?php <?php
   
/* /*
* Copyright 2010,2011 Alexander Sadleir * Copyright 2010,2011 Alexander Sadleir
   
Licensed under the Apache License, Version 2.0 (the "License"); Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License. you may not use this file except in compliance with the License.
You may obtain a copy of the License at You may obtain a copy of the License at
   
http://www.apache.org/licenses/LICENSE-2.0 http://www.apache.org/licenses/LICENSE-2.0
   
Unless required by applicable law or agreed to in writing, software Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS, distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and See the License for the specific language governing permissions and
limitations under the License. limitations under the License.
*/ */
header('Content-type: application/vnd.google-earth.kml+xml'); header('Content-type: application/vnd.google-earth.kml+xml');
//http://wiki.openstreetmap.org/wiki/OpenLayers_Dynamic_KML //http://wiki.openstreetmap.org/wiki/OpenLayers_Dynamic_KML
// Creates the KML/XML Document. // Creates the KML/XML Document.
$dom = new DOMDocument('1.0', 'UTF-8'); $dom = new DOMDocument('1.0', 'UTF-8');
   
// Creates the root KML element and appends it to the root document. // Creates the root KML element and appends it to the root document.
$node = $dom->createElementNS('http://earth.google.com/kml/2.1', 'kml'); $node = $dom->createElementNS('http://earth.google.com/kml/2.1', 'kml');
$parNode = $dom->appendChild($node); $parNode = $dom->appendChild($node);
   
// Creates a KML Document element and append it to the KML element. // Creates a KML Document element and append it to the KML element.
$dnode = $dom->createElement('Document'); $dnode = $dom->createElement('Document');
$docNode = $parNode->appendChild($dnode); $docNode = $parNode->appendChild($dnode);
   
   
$bbox = $_GET['bbox']; // get the bbox param from google earth $bbox = $_GET['bbox']; // get the bbox param from google earth
list($bbox_south, $bbox_west, $bbox_north, $bbox_east) = explode(",", $bbox); // west, south, east, north list($bbox_south, $bbox_west, $bbox_north, $bbox_east) = explode(",", $bbox); // west, south, east, north
   
include ('../include/common.inc.php'); include ('../include/common.inc.php');
$debugOkay = Array(); // disable debugging output even on dev server $debugOkay = Array(); // disable debugging output even on dev server
//$contents = getNearbyStops((($bbox_west + $bbox_east) / 2), ($bbox_south + $bbox_north) / 2, 50, 3000); $contents = getNearbyStops((($bbox_west + $bbox_east) / 2), ($bbox_south + $bbox_north) / 2, 50, 3000);
foreach ($contents as $stop) { foreach ($contents as $stop) {
$description = 'http://bus.lambdacomplex.org/' . 'stop.php?stopid=' . $stop['stop_id'] . " <br>"; $description = 'http://bus.lambdacomplex.org/' . 'stop.php?stopid=' . $stop['stop_id'] . " <br>";
$trips = getStopTripsWithTimes($stop['stop_id'], "", "", "", 3); $trips = getStopTripsWithTimes($stop['stop_id'], "", "", "", 3);
if ($trips) { if ($trips) {
foreach ($trips as $key => $row) { foreach ($trips as $key => $row) {
if ($key < 3) { if ($key < 3) {
$destination = getTripDestination($row['trip_id']); $destination = getTripDestination($row['trip_id']);
$description .= $row['route_short_name'] . ' ' . $destination['stop_name'] . ' @ ' . $row['arrival_time'] . "<br>"; $description .= $row['route_short_name'] . ' ' . $destination['stop_name'] . ' @ ' . $row['arrival_time'] . "<br>";
} }
} }
} else { } else {
$description .= "No more trips today"; $description .= "No more trips today";
} }
// Creates a Placemark and append it to the Document. // Creates a Placemark and append it to the Document.
$node = $dom->createElement('Placemark'); $node = $dom->createElement('Placemark');
$placeNode = $docNode->appendChild($node); $placeNode = $docNode->appendChild($node);
   
// Creates an id attribute and assign it the value of id column. // Creates an id attribute and assign it the value of id column.
$placeNode->setAttribute('id', 'placemark' . $stop['stop_id']); $placeNode->setAttribute('id', 'placemark' . $stop['stop_id']);
   
// Create name, and description elements and assigns them the values of the name and address columns from the results. // Create name, and description elements and assigns them the values of the name and address columns from the results.
$nameNode = $dom->createElement('name', htmlentities($stop['stop_name'])); $nameNode = $dom->createElement('name', htmlentities($stop['stop_name']));
$descriptionNode = $dom->createElement('description', $description); $descriptionNode = $dom->createElement('description', $description);
$placeNode->appendChild($nameNode); $placeNode->appendChild($nameNode);
$placeNode->appendChild($descriptionNode); $placeNode->appendChild($descriptionNode);
   
// Creates a Point element. // Creates a Point element.
$pointNode = $dom->createElement('Point'); $pointNode = $dom->createElement('Point');
$placeNode->appendChild($pointNode); $placeNode->appendChild($pointNode);
   
// Creates a coordinates element and gives it the value of the lng and lat columns from the results. // Creates a coordinates element and gives it the value of the lng and lat columns from the results.
$coorStr = $stop['stop_lon'] . ',' . $stop['stop_lat']; $coorStr = $stop['stop_lon'] . ',' . $stop['stop_lat'];
$coorNode = $dom->createElement('coordinates', $coorStr); $coorNode = $dom->createElement('coordinates', $coorStr);
$pointNode->appendChild($coorNode); $pointNode->appendChild($coorNode);
} }
   
   
$kmlOutput = $dom->saveXML(); $kmlOutput = $dom->saveXML();
echo $kmlOutput; echo $kmlOutput;
?> ?>
   
file:a/lib/HeatMap.php -> file:b/lib/HeatMap.php
<?php <?php
/* /*
*DISCLAIMER *DISCLAIMER
* http://blog.gmapify.fr/create-beautiful-tiled-heat-maps-with-php-and-gd * http://blog.gmapify.fr/create-beautiful-tiled-heat-maps-with-php-and-gd
*THIS SOFTWARE IS PROVIDED BY THE AUTHOR 'AS IS' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES *OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, *INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF *USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT *(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *THIS SOFTWARE IS PROVIDED BY THE AUTHOR 'AS IS' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES *OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, *INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF *USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT *(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* *
* @author: Olivier G. <olbibigo_AT_gmail_DOT_com> * @author: Olivier G. <olbibigo_AT_gmail_DOT_com>
* @version: 1.0 * @version: 1.0
* @history: * @history:
* 1.0 creation * 1.0 creation
*/ */
define('PI2', 2*M_PI); define('PI2', 2*M_PI);
   
class HeatMapPoint{ class HeatMapPoint{
public $x,$y; public $x,$y;
function __construct($x,$y) { function __construct($x,$y) {
$this->x = $x; $this->x = $x;
$this->y = $y; $this->y = $y;
} }
function __toString() { function __toString() {
return "({$this->x},{$this->y})"; return "({$this->x},{$this->y})";
} }
}//Point }//Point
   
class HeatMap{ class HeatMap{
//TRANSPARENCY //TRANSPARENCY
public static $WITH_ALPHA = 0; public static $WITH_ALPHA = 0;
public static $WITH_TRANSPARENCY = 1; public static $WITH_TRANSPARENCY = 1;
//GRADIENT STYLE //GRADIENT STYLE
public static $GRADIENT_CLASSIC = 'classic'; public static $GRADIENT_CLASSIC = 'classic';
public static $GRADIENT_FIRE = 'fire'; public static $GRADIENT_FIRE = 'fire';
public static $GRADIENT_PGAITCH = 'pgaitch'; public static $GRADIENT_PGAITCH = 'pgaitch';
//GRADIENT MODE (for heatImage) //GRADIENT MODE (for heatImage)
public static $GRADIENT_NO_NEGATE_NO_INTERPOLATE = 0; public static $GRADIENT_NO_NEGATE_NO_INTERPOLATE = 0;
public static $GRADIENT_NO_NEGATE_INTERPOLATE = 1; public static $GRADIENT_NO_NEGATE_INTERPOLATE = 1;
public static $GRADIENT_NEGATE_NO_INTERPOLATE = 2; public static $GRADIENT_NEGATE_NO_INTERPOLATE = 2;
public static $GRADIENT_NEGATE_INTERPOLATE = 3; public static $GRADIENT_NEGATE_INTERPOLATE = 3;
//NOT PROCESSED PIXEL (for heatImage) //NOT PROCESSED PIXEL (for heatImage)
public static $KEEP_VALUE = 0; public static $KEEP_VALUE = 0;
public static $NO_KEEP_VALUE = 1; public static $NO_KEEP_VALUE = 1;
//CONSTRAINTS //CONSTRAINTS
private static $MIN_RADIUS = 2;//in px private static $MIN_RADIUS = 2;//in px
private static $MAX_RADIUS = 50;//in px private static $MAX_RADIUS = 50;//in px
private static $MAX_IMAGE_SIZE = 10000;//in px private static $MAX_IMAGE_SIZE = 10000;//in px
//generate an $image_width by $image_height pixels heatmap image of $points //generate an $image_width by $image_height pixels heatmap image of $points
public static function createImage($data, $image_width, $image_height, $mode=0, $spot_radius = 30, $dimming = 75, $gradient_name = 'classic'){ public static function createImage($data, $image_width, $image_height, $mode=0, $spot_radius = 30, $dimming = 75, $gradient_name = 'classic'){
$_gradient_name = $gradient_name; $_gradient_name = $gradient_name;
if(($_gradient_name != self::$GRADIENT_CLASSIC) && ($_gradient_name != self::$GRADIENT_FIRE) && ($_gradient_name != self::$GRADIENT_PGAITCH)){ if(($_gradient_name != self::$GRADIENT_CLASSIC) && ($_gradient_name != self::$GRADIENT_FIRE) && ($_gradient_name != self::$GRADIENT_PGAITCH)){
$_gradient_name = self::$GRADIENT_CLASSIC; $_gradient_name = self::$GRADIENT_CLASSIC;
} }
$_image_width = min(self::$MAX_IMAGE_SIZE, max(0, intval($image_width))); $_image_width = min(self::$MAX_IMAGE_SIZE, max(0, intval($image_width)));
$_image_height = min(self::$MAX_IMAGE_SIZE, max(0, intval($image_height))); $_image_height = min(self::$MAX_IMAGE_SIZE, max(0, intval($image_height)));
$_spot_radius = min(self::$MAX_RADIUS, max(self::$MIN_RADIUS, intval($spot_radius))); $_spot_radius = min(self::$MAX_RADIUS, max(self::$MIN_RADIUS, intval($spot_radius)));
$_dimming = min(255, max(0, intval($dimming))); $_dimming = min(255, max(0, intval($dimming)));
if(!is_array($data)){ if(!is_array($data)){
return false; return false;
} }
$im = imagecreatetruecolor($_image_width, $_image_height); $im = imagecreatetruecolor($_image_width, $_image_height);
$white = imagecolorallocate($im, 255, 255, 255); $white = imagecolorallocate($im, 255, 255, 255);
imagefill($im, 0, 0, $white); imagefill($im, 0, 0, $white);
if(self::$WITH_ALPHA == $mode){ if(self::$WITH_ALPHA == $mode){
imagealphablending($im, false); imagealphablending($im, false);
imagesavealpha($im,true); imagesavealpha($im,true);
} }
//Step 1: create grayscale image //Step 1: create grayscale image
foreach($data as $datum){ foreach($data as $datum){
if( (is_array($datum) && (count($datum)==1)) || (!is_array($datum) && ('HeatMapPoint' == get_class($datum)))){//Plot points if( (is_array($datum) && (count($datum)==1)) || (!is_array($datum) && ('HeatMapPoint' == get_class($datum)))){//Plot points
if('HeatMapPoint' != get_class($datum)){ if('HeatMapPoint' != get_class($datum)){
$datum = $datum[0]; $datum = $datum[0];
} }
self::_drawCircularGradient($im, $datum->x, $datum->y, $_spot_radius, $_dimming); self::_drawCircularGradient($im, $datum->x, $datum->y, $_spot_radius, $_dimming);
}else if(is_array($datum)){//Draw lines }else if(is_array($datum)){//Draw lines
$length = count($datum)-1; $length = count($datum)-1;
for($i=0; $i < $length; ++$i){//Loop through points for($i=0; $i < $length; ++$i){//Loop through points
//Bresenham's algorithm to plot from from $datum[$i] to $datum[$i+1]; //Bresenham's algorithm to plot from from $datum[$i] to $datum[$i+1];
self::_drawBilinearGradient($im, $datum[$i], $datum[$i+1], $_spot_radius, $_dimming); self::_drawBilinearGradient($im, $datum[$i], $datum[$i+1], $_spot_radius, $_dimming);
} }
} }
} }
//Gaussian filter //Gaussian filter
if($_spot_radius >= 30){ if($_spot_radius >= 30){
imagefilter($im, IMG_FILTER_GAUSSIAN_BLUR); imagefilter($im, IMG_FILTER_GAUSSIAN_BLUR);
} }
//Step 2: create colored image //Step 2: create colored image
if(FALSE === ($grad_rgba = self::_createGradient($im, $mode, $_gradient_name))){ if(FALSE === ($grad_rgba = self::_createGradient($im, $mode, $_gradient_name))){
return FALSE; return FALSE;
} }
$grad_size = count($grad_rgba); $grad_size = count($grad_rgba);
for($x=0; $x <$_image_width; ++$x){ for($x=0; $x <$_image_width; ++$x){
for($y=0; $y <$_image_height; ++$y){ for($y=0; $y <$_image_height; ++$y){
$level = imagecolorat($im, $x, $y) & 0xFF; $level = imagecolorat($im, $x, $y) & 0xFF;
if( ($level >= 0) && ($level < $grad_size) ){ if( ($level >= 0) && ($level < $grad_size) ){
imagesetpixel($im, $x, $y, $grad_rgba[imagecolorat($im, $x, $y) & 0xFF]); imagesetpixel($im, $x, $y, $grad_rgba[imagecolorat($im, $x, $y) & 0xFF]);
} }
} }
} }
if(self::$WITH_TRANSPARENCY == $mode){ if(self::$WITH_TRANSPARENCY == $mode){
imagecolortransparent($im, $grad_rgba[count($grad_rgba)-1]); imagecolortransparent($im, $grad_rgba[count($grad_rgba)-1]);
} }
return $im; return $im;
}//createImage }//createImage
   
//Heat an image //Heat an image
public static function heatImage($filepath, $gradient_name = 'classic', $mode= 0, $min_level=0, $max_level=255, $gradient_interpolate=0, $keep_value=0){ public static function heatImage($filepath, $gradient_name = 'classic', $mode= 0, $min_level=0, $max_level=255, $gradient_interpolate=0, $keep_value=0){
$_gradient_name = $gradient_name; $_gradient_name = $gradient_name;
if(($_gradient_name != self::$GRADIENT_CLASSIC) && ($_gradient_name != self::$GRADIENT_FIRE) && ($_gradient_name != self::$GRADIENT_PGAITCH)){ if(($_gradient_name != self::$GRADIENT_CLASSIC) && ($_gradient_name != self::$GRADIENT_FIRE) && ($_gradient_name != self::$GRADIENT_PGAITCH)){
$_gradient_name = self::$GRADIENT_CLASSIC; $_gradient_name = self::$GRADIENT_CLASSIC;
} }
$_min_level = min(255, max(0, intval($min_level))); $_min_level = min(255, max(0, intval($min_level)));
$_max_level = min(255, max(0, intval($max_level))); $_max_level = min(255, max(0, intval($max_level)));
   
//try opening jpg first then png then gif format //try opening jpg first then png then gif format
if(FALSE === ($im = @imagecreatefromjpeg($filepath))){ if(FALSE === ($im = @imagecreatefromjpeg($filepath))){
if(FALSE === ($im = @imagecreatefrompng($filepath))){ if(FALSE === ($im = @imagecreatefrompng($filepath))){
if(FALSE === ($im = @imagecreatefromgif($filepath))){ if(FALSE === ($im = @imagecreatefromgif($filepath))){
return FALSE; return FALSE;
} }
} }
} }
if(self::$WITH_ALPHA == $mode){ if(self::$WITH_ALPHA == $mode){
imagealphablending($im, false); imagealphablending($im, false);
imagesavealpha($im,true); imagesavealpha($im,true);
} }
$width = imagesx($im); $width = imagesx($im);
$height = imagesy($im); $height = imagesy($im);
if(FALSE === ($grad_rgba = self::_createGradient($im, $mode, $_gradient_name))){ if(FALSE === ($grad_rgba = self::_createGradient($im, $mode, $_gradient_name))){
return FALSE; return FALSE;
} }
//Convert to grayscale //Convert to grayscale
$grad_size = count($grad_rgba); $grad_size = count($grad_rgba);
$level_range = $_max_level - $_min_level; $level_range = $_max_level - $_min_level;
for($x=0; $x <$width; ++$x){ for($x=0; $x <$width; ++$x){
for($y=0; $y <$height; ++$y){ for($y=0; $y <$height; ++$y){
$rgb = imagecolorat($im, $x, $y); $rgb = imagecolorat($im, $x, $y);
$r = ($rgb >> 16) & 0xFF; $r = ($rgb >> 16) & 0xFF;
$g = ($rgb >> 8) & 0xFF; $g = ($rgb >> 8) & 0xFF;
$b = $rgb & 0xFF; $b = $rgb & 0xFF;
$gray_level = Min(255, Max(0, floor(0.33 * $r + 0.5 * $g + 0.16 * $b)));//between 0 and 255 $gray_level = Min(255, Max(0, floor(0.33 * $r + 0.5 * $g + 0.16 * $b)));//between 0 and 255
if( ($gray_level >= $_min_level) && ($gray_level <= $_max_level) ){ if( ($gray_level >= $_min_level) && ($gray_level <= $_max_level) ){
switch($gradient_interpolate){ switch($gradient_interpolate){
case self::$GRADIENT_NO_NEGATE_NO_INTERPOLATE: case self::$GRADIENT_NO_NEGATE_NO_INTERPOLATE:
//$_max_level takes related lowest gradient color //$_max_level takes related lowest gradient color
//$_min_level takes related highest gradient color //$_min_level takes related highest gradient color
$value = 255 - $gray_level; $value = 255 - $gray_level;
break; break;
case self::$GRADIENT_NEGATE_NO_INTERPOLATE: case self::$GRADIENT_NEGATE_NO_INTERPOLATE:
//$_max_level takes related highest gradient color //$_max_level takes related highest gradient color
//$_min_level takes related lowest gradient color //$_min_level takes related lowest gradient color
$value = $gray_level; $value = $gray_level;
break; break;
case self::$GRADIENT_NO_NEGATE_INTERPOLATE: case self::$GRADIENT_NO_NEGATE_INTERPOLATE:
//$_max_level takes lowest gradient color //$_max_level takes lowest gradient color
//$_min_level takes highest gradient color //$_min_level takes highest gradient color
$value = 255- floor(($gray_level - $_min_level) * $grad_size / $level_range); $value = 255- floor(($gray_level - $_min_level) * $grad_size / $level_range);
break; break;
case self::$GRADIENT_NEGATE_INTERPOLATE: case self::$GRADIENT_NEGATE_INTERPOLATE:
//$_max_level takes highest gradient color //$_max_level takes highest gradient color
//$_min_level takes lowest gradient color //$_min_level takes lowest gradient color
$value = floor(($gray_level - $_min_level) * $grad_size / $level_range); $value = floor(($gray_level - $_min_level) * $grad_size / $level_range);
break; break;
default: default:
} }
imagesetpixel($im, $x, $y, $grad_rgba[$value]); imagesetpixel($im, $x, $y, $grad_rgba[$value]);
}else{ }else{
if(self::$KEEP_VALUE == $keep_value){ if(self::$KEEP_VALUE == $keep_value){
//Do nothing //Do nothing
}else{//self::$NO_KEEP_VALUE }else{//self::$NO_KEEP_VALUE
imagesetpixel($im, $x, $y, imagecolorallocatealpha($im,0,0,0,0)); imagesetpixel($im, $x, $y, imagecolorallocatealpha($im,0,0,0,0));
} }
} }
} }
} }
if(self::$WITH_TRANSPARENCY == $mode){ if(self::$WITH_TRANSPARENCY == $mode){
imagecolortransparent($im, $grad_rgba[count($grad_rgba)-1]); imagecolortransparent($im, $grad_rgba[count($grad_rgba)-1]);
} }
return $im; return $im;
}//heatImage }//heatImage
private static function _drawCircularGradient(&$im, $center_x, $center_y, $spot_radius, $dimming){ private static function _drawCircularGradient(&$im, $center_x, $center_y, $spot_radius, $dimming){
$dirty = array(); $dirty = array();
$ratio = (255 - $dimming) / $spot_radius; $ratio = (255 - $dimming) / $spot_radius;
for($r=$spot_radius; $r > 0; --$r){ for($r=$spot_radius; $r > 0; --$r){
$channel = $dimming + $r * $ratio; $channel = $dimming + $r * $ratio;
$angle_step = 0.45/$r; //0.01; $angle_step = 0.45/$r; //0.01;
//Process pixel by pixel to draw a radial grayscale radient //Process pixel by pixel to draw a radial grayscale radient
for($angle=0; $angle <= PI2; $angle += $angle_step){ for($angle=0; $angle <= PI2; $angle += $angle_step){
$x = floor($center_x + $r*cos($angle)); $x = floor($center_x + $r*cos($angle));
$y = floor($center_y + $r*sin($angle)); $y = floor($center_y + $r*sin($angle));
if(!isset($dirty[$x][$y])){ if(!isset($dirty[$x][$y])){
$previous_channel = @imagecolorat($im, $x, $y) & 0xFF;//grayscale so same value $previous_channel = @imagecolorat($im, $x, $y) & 0xFF;//grayscale so same value
$new_channel = Max(0, Min(255,($previous_channel * $channel)/255)); $new_channel = Max(0, Min(255,($previous_channel * $channel)/255));
imagesetpixel($im, $x, $y, imagecolorallocate($im, $new_channel, $new_channel, $new_channel)); imagesetpixel($im, $x, $y, imagecolorallocate($im, $new_channel, $new_channel, $new_channel));
$dirty[$x][$y] = 0; $dirty[$x][$y] = 0;
} }
} }
} }
}//_drawCircularGradient }//_drawCircularGradient
private static function _drawBilinearGradient(&$im, $point0, $point1, $spot_radius, $dimming){ private static function _drawBilinearGradient(&$im, $point0, $point1, $spot_radius, $dimming){
if($point0->x < $point1->x){ if($point0->x < $point1->x){
$x0 = $point0->x; $x0 = $point0->x;
$y0 = $point0->y; $y0 = $point0->y;
$x1 = $point1->x; $x1 = $point1->x;
$y1 = $point1->y; $y1 = $point1->y;
}else{ }else{
$x0 = $point1->x; $x0 = $point1->x;
$y0 = $point1->y; $y0 = $point1->y;
$x1 = $point0->x; $x1 = $point0->x;
$y1 = $point0->y; $y1 = $point0->y;
} }
   
if( ($x0==$x1) && ($y0==$y1)){//check if same coordinates if( ($x0==$x1) && ($y0==$y1)){//check if same coordinates
return false; return false;
} }
$steep = (abs($y1 - $y0) > abs($x1 - $x0))? true: false; $steep = (abs($y1 - $y0) > abs($x1 - $x0))? true: false;
if($steep){ if($steep){
list($x0, $y0) = array($y0, $x0);//swap list($x0, $y0) = array($y0, $x0);//swap
list($x1, $y1) = array($y1, $x1);//swap list($x1, $y1) = array($y1, $x1);//swap
} }
if($x0>$x1){ if($x0>$x1){
list($x0, $x1) = array($x1, $x0);//swap list($x0, $x1) = array($x1, $x0);//swap
list($y0, $y1) = array($y1, $y0);//swap list($y0, $y1) = array($y1, $y0);//swap
} }
$deltax = $x1 - $x0; $deltax = $x1 - $x0;
$deltay = abs($y1 - $y0); $deltay = abs($y1 - $y0);
$error = $deltax / 2; $error = $deltax / 2;
$y = $y0; $y = $y0;
if( $y0 < $y1){ if( $y0 < $y1){
$ystep = 1; $ystep = 1;
}else{ }else{
$ystep = -1; $ystep = -1;
} }
$step = max(1, floor($spot_radius/ 3)); $step = max(1, floor($spot_radius/ 3));
for($x=$x0; $x<=$x1; ++$x){//Loop through x value for($x=$x0; $x<=$x1; ++$x){//Loop through x value
if(0==(($x-$x0) % $step)){ if(0==(($x-$x0) % $step)){
if($steep){ if($steep){
self::_drawCircularGradient(&$im, $y, $x, $spot_radius, $dimming); self::_drawCircularGradient($im, $y, $x, $spot_radius, $dimming);
}else{ }else{
self::_drawCircularGradient(&$im, $x, $y, $spot_radius, $dimming); self::_drawCircularGradient($im, $x, $y, $spot_radius, $dimming);
} }
} }
$error -= $deltay; $error -= $deltay;
if($error<0){ if($error<0){
$y = $y + $ystep; $y = $y + $ystep;
$error = $error + $deltax; $error = $error + $deltax;
} }
} }
}//_drawBilinearGradient }//_drawBilinearGradient
private static function _createGradient($im, $mode, $gradient_name){ private static function _createGradient($im, $mode, $gradient_name){
//create the gradient from an image //create the gradient from an image
if(FALSE === ($grad_im = imagecreatefrompng('gradient/'.$gradient_name.'.png'))){ if(FALSE === ($grad_im = imagecreatefrompng('gradient/'.$gradient_name.'.png'))){
return FALSE; return FALSE;
} }
$width_g = imagesx($grad_im); $width_g = imagesx($grad_im);
$height_g = imagesy($grad_im); $height_g = imagesy($grad_im);
//Get colors along the longest dimension //Get colors along the longest dimension
//Max density is for lower channel value //Max density is for lower channel value
for($y=$height_g-1; $y >= 0 ; --$y){ for($y=$height_g-1; $y >= 0 ; --$y){
$rgb = imagecolorat($grad_im, 1, $y); $rgb = imagecolorat($grad_im, 1, $y);
//Linear function //Linear function
$alpha = Min(127, Max(0, floor(127 - $y/2))); $alpha = Min(127, Max(0, floor(127 - $y/2)));
if(self::$WITH_ALPHA == $mode){ if(self::$WITH_ALPHA == $mode){
$grad_rgba[] = imagecolorallocatealpha($im, ($rgb >> 16) & 0xFF, ($rgb >> 8) & 0xFF, $rgb & 0xFF, $alpha); $grad_rgba[] = imagecolorallocatealpha($im, ($rgb >> 16) & 0xFF, ($rgb >> 8) & 0xFF, $rgb & 0xFF, $alpha);
}else{ }else{
$grad_rgba[] = imagecolorallocate($im, ($rgb >> 16) & 0xFF, ($rgb >> 8) & 0xFF, $rgb & 0xFF); $grad_rgba[] = imagecolorallocate($im, ($rgb >> 16) & 0xFF, ($rgb >> 8) & 0xFF, $rgb & 0xFF);
} }
} }
imagedestroy($grad_im); imagedestroy($grad_im);
unset($grad_im); unset($grad_im);
return($grad_rgba); return($grad_rgba);
}//_createGradient }//_createGradient
}//Heatmap }//Heatmap
?> ?>
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GitPHP by Chris Han