使用PHP/MySQL为Google地图上的标记生成XML文件
我试图通过从数据库中获取信息,在我的谷歌地图画布上放置标记, 我跟着他走了每一步 虽然不知何故它不起作用(可能是因为我改变了一些事情,尽管我找不到是什么导致了这些麻烦。) 我已经通过使用phptoxml.php文件获取了数据。虚拟输出证明了它是正确的,我猜:使用PHP/MySQL为Google地图上的标记生成XML文件,php,javascript,xml,google-maps,google-maps-api-3,Php,Javascript,Xml,Google Maps,Google Maps Api 3,我试图通过从数据库中获取信息,在我的谷歌地图画布上放置标记, 我跟着他走了每一步 虽然不知何故它不起作用(可能是因为我改变了一些事情,尽管我找不到是什么导致了这些麻烦。) 我已经通过使用phptoxml.php文件获取了数据。虚拟输出证明了它是正确的,我猜: <users> <user id="1" name="John Tucker" age="19" lat="47.608940" lng="-122.340141" type="0"/> <user id="2
<users>
<user id="1" name="John Tucker" age="19" lat="47.608940" lng="-122.340141" type="0"/>
<user id="2" name="Dean Jester" age="21" lat="51.219040" lng="4.326590" type="0"/>
<user id="3" name="Joris Nisteven" age="26" lat="51.203671" lng="4.341480" type="0"/>
<user id="4" name="Joske Vermeulen" age="20" lat="51.204155" lng="4.327018" type="0"/>
<user id="5" name="Timmy den Beir" age="21" lat="51.209263" lng="4.339720" type="0"/>
<user id="6" name="Ben von Duppen" age="23" lat="51.168308" lng="4.394287" type="0"/>
</users>
我注意到,如果我在request.send(null)后面添加了一个警报;对于调试信息,它不会弹出。下载URL调用后出现的任何警报也是如此
我不知道,希望有人能帮忙:)
提前付款
有关更多信息,请参阅完整代码:
<script type="text/javascript">
var map; var fluster; var infoBubble;
function initialize() {
var latlng = new google.maps.LatLng(27.059125784374068,-37.6171875);
var myOptions = {
zoom: 3,
center: latlng,
mapTypeId: google.maps.MapTypeId.ROADMAP,
mapTypeControl: false,
streetViewControl: false
};
map = new google.maps.Map(document.getElementById("map_canvas"), myOptions);
fluster = new Fluster2(map);
// Change this depending on the name of your PHP file
downloadUrl("phptoxml.php", function(data) {
var xml = data.responseXML;
var users = xml.documentElement.getElementsByTagName("user");
for (var i = 0; i < users.length; i++) {
var id = parseInt(users[i].getAttribute("id"));
var name = users[i].getAttribute("name");
var age = parseInt(users[i].getAttribute("age"));
var lat = parseFloat(users[i].getAttribute("lat"));
var lng = parseFloat(users[i].getAttribute("lng"));
var marker = add_marker(lat,lng,id,name,age); // pass in as Latitude, then Longitude
fluster.addMarker(marker);
}
});
var input = document.getElementById('searchTextField');
var autocomplete = new google.maps.places.Autocomplete(input);
autocomplete.bindTo('bounds', map);
google.maps.event.addListener(autocomplete, 'place_changed', function() {
var place = autocomplete.getPlace();
if (place.geometry.viewport) {
map.fitBounds(place.geometry.viewport);
} else {
map.setCenter(place.geometry.location);
map.setZoom(17); // Why 17? Because it looks good.
}
var address = '';
if (place.address_components) {
address = [(place.address_components[0] &&
place.address_components[0].short_name || ''),
(place.address_components[1] &&
place.address_components[1].short_name || ''),
(place.address_components[2] &&
place.address_components[2].short_name || '')
].join(' ');
}
});
// Initialize Fluster
// This will set event handlers on the map and calculate clusters the first time.
fluster.initialize();
}
function add_marker(lat,lng,id,name,age) {
var marker = new google.maps.Marker({
position: new google.maps.LatLng(lat,lng),
map: map,
icon: 'suiticon.png',
title: name
});
var infoBubble = new InfoBubble({
maxWidth: 300,
backgroundColor: '#dedddd',
borderWidth: 2,
borderColor: 'rgb(68, 68, 68)'
});
var contentString = '<div id="content">'+
/*'<h2>'+name+'</h2>'+
'<p><span class="myLabel" style="margin-right:10px">'+age+'</span>21</p>'+
'<p><center><img src="'+id+'.jpg" class="bro_image"></center> </p>'+
'<p><button class="button_inverse" style="padding-left: 23px; padding-right:23px; margin-left:31px;" href="#">Rate this Bro!</button></p>'+
*/'</div>';
var div = document.createElement('DIV');
div.innerHTML = 'No pictures uploaded by this user.';
infoBubble.addTab('Personal', contentString);
infoBubble.addTab('Pictures', div);
google.maps.event.addListener(marker, 'click', function() {
if (!infoBubble.isOpen()) {
infoBubble.open(map, marker);
}
});
return marker;
}
function addTab() {
var title = document.getElementById('tab-title').value;
var content = document.getElementById('tab-content').value;
if (title != '' && content != '') {
infoBubble.addTab(title, content);
}
}
function downloadUrl(url, callback) {
var request = window.ActiveXObject ?
new ActiveXObject('Microsoft.XMLHTTP') :
new XMLHttpRequest;
request.onreadystatechange = function() {
if (request.readyState == 4) {
request.onreadystatechange = doNothing;
callback(request, request.status);
}
};
request.open('GET', url, true);
request.send(null);
}
</script>
var映射;弗罗斯特变种;var信息泡沫;
函数初始化(){
var latlng=新的google.maps.latlng(27.059125784374068,-37.6171875);
变量myOptions={
缩放:3,
中心:拉特林,
mapTypeId:google.maps.mapTypeId.ROADMAP,
mapTypeControl:false,
街景控制:错误
};
map=new google.maps.map(document.getElementById(“map_canvas”),myOptions);
fluster=新fluster 2(地图);
//根据PHP文件的名称更改此选项
下载URL(“phptoxml.php”,函数(数据){
var xml=data.responseXML;
var users=xml.documentElement.getElementsByTagName(“用户”);
对于(var i=0;i”+
“给这个兄弟打分!”+
*/'';
var div=document.createElement('div');
div.innerHTML='此用户未上载任何图片';
infoBubble.addTab('Personal',contentString);
infoBubble.addTab('Pictures',div);
google.maps.event.addListener(标记'click',函数(){
如果(!infoBubble.isOpen()){
打开(地图、标记);
}
});
返回标记;
}
函数addTab(){
var title=document.getElementById('tab-title')。值;
var content=document.getElementById('tab-content')。值;
如果(标题!=''&&content!=''){
infoBubble.addTab(标题、内容);
}
}
函数下载url(url,回调){
var请求=window.ActiveXObject?
新的ActiveXObject('Microsoft.XMLHTTP'):
新的XMLHttpRequest;
request.onreadystatechange=函数(){
if(request.readyState==4){
request.onreadystatechange=doNothing;
回调(请求、请求、状态);
}
};
打开('GET',url,true);
请求发送(空);
}
您将需要ProjectionOverlay,因此请使用Fluster2.packed.js而不是Fluster2.js。这就是你没有收到警告信息的原因
“map”没有在add_marker函数中定义,所以您应该也导入它
下面的代码应该可以工作
<!DOCTYPE html >
<head>
<meta name="viewport" content="initial-scale=1.0, user-scalable=no" />
<meta http-equiv="content-type" content="text/html; charset=UTF-8"/>
<title>PHP/MySQL Example</title>
<script type="text/javascript" src="http://maps.google.com/maps/api/js?
libraries=places&sensor=false"></script>
<script type="text/javascript" src="Fluster2.packed.js"></script>
<script type="text/javascript" src="http://google-maps-utility-library-v3.googlecode.com/svn/trunk/infobubble/src/infobubble.js"></script>
<script type="text/javascript">
var customIcons = {
restaurant: {
icon: 'http://labs.google.com/ridefinder/images/mm_20_blue.png',
shadow: 'http://labs.google.com/ridefinder/images/mm_20_shadow.png'
},
bar: {
icon: 'http://labs.google.com/ridefinder/images/mm_20_red.png',
shadow: 'http://labs.google.com/ridefinder/images/mm_20_shadow.png'
}
};
var infoBubble;
function initialize() {
var latlng = new google.maps.LatLng(27.059125784374068,-37.6171875);
var myOptions = {
zoom: 3,
center: latlng,
mapTypeId: google.maps.MapTypeId.ROADMAP,
mapTypeControl: false,
streetViewControl: false
};
var map = new google.maps.Map(document.getElementById("map_canvas"), myOptions);
var fluster = new Fluster2(map);
// Change this depending on the name of your PHP file
downloadUrl("phpsqlajax_genxml3.php", function(data) {
var xml = data.responseXML;
var users = xml.documentElement.getElementsByTagName("user");
for (var i = 0; i < users.length; i++) {
var id = parseInt(users[i].getAttribute("id"));
var name = users[i].getAttribute("name");
var age = users[i].getAttribute("age");
var type = users[i].getAttribute("type");
var lat = parseFloat(users[i].getAttribute("lat"));
var lng = parseFloat(users[i].getAttribute("lng"));
var content = add_content(lat,lng,id,name,age,type,map); // pass in as Latitude, then Longitude
fluster.addMarker(content);
}
});
var input = document.getElementById('searchTextField');
var autocomplete = new google.maps.places.Autocomplete(input);
autocomplete.bindTo('bounds', map);
google.maps.event.addListener(autocomplete, 'place_changed', function() {
var place = autocomplete.getPlace();
if (place.geometry.viewport) {
map.fitBounds(place.geometry.viewport);
} else {
map.setCenter(place.geometry.location);
map.setZoom(17); // Why 17? Because it looks good.
}
var address = '';
if (place.address_components) {
address = [(place.address_components[0] &&
place.address_components[0].short_name || ''),
(place.address_components[1] &&
place.address_components[1].short_name || ''),
(place.address_components[2] &&
place.address_components[2].short_name || '')
].join(' ');
}
});
// Initialize Fluster
// This will set event handlers on the map and calculate clusters the first time.
fluster.initialize();
}
function add_content(lat,lng,id,name,age,type,map) {
var icon = customIcons[type] || {};
var marker = new google.maps.Marker({
position: new google.maps.LatLng(lat,lng),
map: map,
icon: icon.icon,
title: name
});
var contentString = '<div id="content">'+
/*'<h2>'+name+'</h2>'+
'<p><span class="myLabel" style="margin-right:10px">'+age+'</span>21</p>'+
'<p><center><img src="'+id+'.jpg" class="bro_image"></center> </p>'+
'<p><button class="button_inverse" style="padding-left: 23px; padding-right:23px; margin-left:31px;" href="#">Rate this Bro!</button></p>'+
*/'</div>';
var infoBubble = new InfoBubble({
maxWidth: 300,
backgroundColor: '#dedddd',
borderWidth: 2,
borderColor: 'rgb(68, 68, 68)'
});
infoBubble.open(map, marker);
var div = document.createElement('DIV');
div.innerHTML = 'No pictures uploaded by this user.';
infoBubble.addTab('Pictures', div);
infoBubble.addTab('Personal', contentString);
google.maps.event.addListener(marker, 'click', function() {
if (!infoBubble.isOpen()) {
infoBubble.open(map, marker);
}
});
return marker;
}
function downloadUrl(url, callback) {
var request = window.ActiveXObject ?
new ActiveXObject('Microsoft.XMLHTTP') :
new XMLHttpRequest;
request.onreadystatechange = function() {
if (request.readyState == 4) {
request.onreadystatechange = doNothing;
callback(request, request.status);
}
};
request.open('GET', url, true);
alert(url);
request.send(null);
}
function doNothing() {}
</script>
</head>
<body onload="initialize()">
<div id="map_canvas" style="width: 800px; height: 550px"></div>
</body>
</html>
PHP/MySQL示例
var customIcons={
餐厅:{
图标:'http://labs.google.com/ridefinder/images/mm_20_blue.png',
影子:'http://labs.google.com/ridefinder/images/mm_20_shadow.png'
},
酒吧:{
图标:'http://labs.google.com/ridefinder/images/mm_20_red.png',
影子:'http://labs.google.com/ridefinder/images/mm_20_shadow.png'
}
};
var信息泡沫;
函数初始化(){
var latlng=新的google.maps.latlng(27.059125784374068,-37.6171875);
变量myOptions={
缩放:3,
中心:拉特林,
mapTypeId:google.maps.mapTypeId.ROADMAP,
mapTypeControl:false,
街景控制:错误
};
var map=new google.maps.map(document.getElementById(“map_canvas”),myOptions);
var fluster=新Fluster2(地图);
//根据PHP文件的名称更改此选项
下载URL(“phpsqlajax_genxml3.php”,函数(数据){
var xml=data.responseXML;
var users=xml.documentElement.getElementsByTagName(“用户”);
对于(var i=0;i <script type="text/javascript">
var map; var fluster; var infoBubble;
function initialize() {
var latlng = new google.maps.LatLng(27.059125784374068,-37.6171875);
var myOptions = {
zoom: 3,
center: latlng,
mapTypeId: google.maps.MapTypeId.ROADMAP,
mapTypeControl: false,
streetViewControl: false
};
map = new google.maps.Map(document.getElementById("map_canvas"), myOptions);
fluster = new Fluster2(map);
// Change this depending on the name of your PHP file
downloadUrl("phptoxml.php", function(data) {
var xml = data.responseXML;
var users = xml.documentElement.getElementsByTagName("user");
for (var i = 0; i < users.length; i++) {
var id = parseInt(users[i].getAttribute("id"));
var name = users[i].getAttribute("name");
var age = parseInt(users[i].getAttribute("age"));
var lat = parseFloat(users[i].getAttribute("lat"));
var lng = parseFloat(users[i].getAttribute("lng"));
var marker = add_marker(lat,lng,id,name,age); // pass in as Latitude, then Longitude
fluster.addMarker(marker);
}
});
var input = document.getElementById('searchTextField');
var autocomplete = new google.maps.places.Autocomplete(input);
autocomplete.bindTo('bounds', map);
google.maps.event.addListener(autocomplete, 'place_changed', function() {
var place = autocomplete.getPlace();
if (place.geometry.viewport) {
map.fitBounds(place.geometry.viewport);
} else {
map.setCenter(place.geometry.location);
map.setZoom(17); // Why 17? Because it looks good.
}
var address = '';
if (place.address_components) {
address = [(place.address_components[0] &&
place.address_components[0].short_name || ''),
(place.address_components[1] &&
place.address_components[1].short_name || ''),
(place.address_components[2] &&
place.address_components[2].short_name || '')
].join(' ');
}
});
// Initialize Fluster
// This will set event handlers on the map and calculate clusters the first time.
fluster.initialize();
}
function add_marker(lat,lng,id,name,age) {
var marker = new google.maps.Marker({
position: new google.maps.LatLng(lat,lng),
map: map,
icon: 'suiticon.png',
title: name
});
var infoBubble = new InfoBubble({
maxWidth: 300,
backgroundColor: '#dedddd',
borderWidth: 2,
borderColor: 'rgb(68, 68, 68)'
});
var contentString = '<div id="content">'+
/*'<h2>'+name+'</h2>'+
'<p><span class="myLabel" style="margin-right:10px">'+age+'</span>21</p>'+
'<p><center><img src="'+id+'.jpg" class="bro_image"></center> </p>'+
'<p><button class="button_inverse" style="padding-left: 23px; padding-right:23px; margin-left:31px;" href="#">Rate this Bro!</button></p>'+
*/'</div>';
var div = document.createElement('DIV');
div.innerHTML = 'No pictures uploaded by this user.';
infoBubble.addTab('Personal', contentString);
infoBubble.addTab('Pictures', div);
google.maps.event.addListener(marker, 'click', function() {
if (!infoBubble.isOpen()) {
infoBubble.open(map, marker);
}
});
return marker;
}
function addTab() {
var title = document.getElementById('tab-title').value;
var content = document.getElementById('tab-content').value;
if (title != '' && content != '') {
infoBubble.addTab(title, content);
}
}
function downloadUrl(url, callback) {
var request = window.ActiveXObject ?
new ActiveXObject('Microsoft.XMLHTTP') :
new XMLHttpRequest;
request.onreadystatechange = function() {
if (request.readyState == 4) {
request.onreadystatechange = doNothing;
callback(request, request.status);
}
};
request.open('GET', url, true);
request.send(null);
}
</script>
<!DOCTYPE html >
<head>
<meta name="viewport" content="initial-scale=1.0, user-scalable=no" />
<meta http-equiv="content-type" content="text/html; charset=UTF-8"/>
<title>PHP/MySQL Example</title>
<script type="text/javascript" src="http://maps.google.com/maps/api/js?
libraries=places&sensor=false"></script>
<script type="text/javascript" src="Fluster2.packed.js"></script>
<script type="text/javascript" src="http://google-maps-utility-library-v3.googlecode.com/svn/trunk/infobubble/src/infobubble.js"></script>
<script type="text/javascript">
var customIcons = {
restaurant: {
icon: 'http://labs.google.com/ridefinder/images/mm_20_blue.png',
shadow: 'http://labs.google.com/ridefinder/images/mm_20_shadow.png'
},
bar: {
icon: 'http://labs.google.com/ridefinder/images/mm_20_red.png',
shadow: 'http://labs.google.com/ridefinder/images/mm_20_shadow.png'
}
};
var infoBubble;
function initialize() {
var latlng = new google.maps.LatLng(27.059125784374068,-37.6171875);
var myOptions = {
zoom: 3,
center: latlng,
mapTypeId: google.maps.MapTypeId.ROADMAP,
mapTypeControl: false,
streetViewControl: false
};
var map = new google.maps.Map(document.getElementById("map_canvas"), myOptions);
var fluster = new Fluster2(map);
// Change this depending on the name of your PHP file
downloadUrl("phpsqlajax_genxml3.php", function(data) {
var xml = data.responseXML;
var users = xml.documentElement.getElementsByTagName("user");
for (var i = 0; i < users.length; i++) {
var id = parseInt(users[i].getAttribute("id"));
var name = users[i].getAttribute("name");
var age = users[i].getAttribute("age");
var type = users[i].getAttribute("type");
var lat = parseFloat(users[i].getAttribute("lat"));
var lng = parseFloat(users[i].getAttribute("lng"));
var content = add_content(lat,lng,id,name,age,type,map); // pass in as Latitude, then Longitude
fluster.addMarker(content);
}
});
var input = document.getElementById('searchTextField');
var autocomplete = new google.maps.places.Autocomplete(input);
autocomplete.bindTo('bounds', map);
google.maps.event.addListener(autocomplete, 'place_changed', function() {
var place = autocomplete.getPlace();
if (place.geometry.viewport) {
map.fitBounds(place.geometry.viewport);
} else {
map.setCenter(place.geometry.location);
map.setZoom(17); // Why 17? Because it looks good.
}
var address = '';
if (place.address_components) {
address = [(place.address_components[0] &&
place.address_components[0].short_name || ''),
(place.address_components[1] &&
place.address_components[1].short_name || ''),
(place.address_components[2] &&
place.address_components[2].short_name || '')
].join(' ');
}
});
// Initialize Fluster
// This will set event handlers on the map and calculate clusters the first time.
fluster.initialize();
}
function add_content(lat,lng,id,name,age,type,map) {
var icon = customIcons[type] || {};
var marker = new google.maps.Marker({
position: new google.maps.LatLng(lat,lng),
map: map,
icon: icon.icon,
title: name
});
var contentString = '<div id="content">'+
/*'<h2>'+name+'</h2>'+
'<p><span class="myLabel" style="margin-right:10px">'+age+'</span>21</p>'+
'<p><center><img src="'+id+'.jpg" class="bro_image"></center> </p>'+
'<p><button class="button_inverse" style="padding-left: 23px; padding-right:23px; margin-left:31px;" href="#">Rate this Bro!</button></p>'+
*/'</div>';
var infoBubble = new InfoBubble({
maxWidth: 300,
backgroundColor: '#dedddd',
borderWidth: 2,
borderColor: 'rgb(68, 68, 68)'
});
infoBubble.open(map, marker);
var div = document.createElement('DIV');
div.innerHTML = 'No pictures uploaded by this user.';
infoBubble.addTab('Pictures', div);
infoBubble.addTab('Personal', contentString);
google.maps.event.addListener(marker, 'click', function() {
if (!infoBubble.isOpen()) {
infoBubble.open(map, marker);
}
});
return marker;
}
function downloadUrl(url, callback) {
var request = window.ActiveXObject ?
new ActiveXObject('Microsoft.XMLHTTP') :
new XMLHttpRequest;
request.onreadystatechange = function() {
if (request.readyState == 4) {
request.onreadystatechange = doNothing;
callback(request, request.status);
}
};
request.open('GET', url, true);
alert(url);
request.send(null);
}
function doNothing() {}
</script>
</head>
<body onload="initialize()">
<div id="map_canvas" style="width: 800px; height: 550px"></div>
</body>
</html>