我正在考虑创建一个普通的JavaScript函数,该函数根据给定特定URL路径的URL路径定义创建一个参数对象。与AngularJS作为routeParams服务的一部分所做的非常相似。例如
给定以下路径定义:
/page1/{id}
和实际的URL路径:
/page1/23?fname=Jon&lname=Doe
我想创建以下对象:
{
"id": 23,
"fname": "Jon",
"lname": "Doe"
}
如有任何帮助,我们将不胜感激。
这就是我想要的。这是一个非常粗略的例子,但代码显然可以进行优化和清理。
function getParams(route, path) {
var result = {};
var queryString = (path.indexOf("?") > -1) ? path.substr(path.indexOf("?") + 1, path.length) : null;
queryString.split("&").forEach(function(part) {
if(!part) return;
part = part.replace("+"," ");
var eq = part.indexOf("=");
var key = eq>-1 ? part.substr(0,eq) : part;
var val = eq>-1 ? decodeURIComponent(part.substr(eq+1)) : "";
var from = key.indexOf("[");
if(from==-1) result[decodeURIComponent(key)] = val;
else {
var to = key.indexOf("]");
var index = decodeURIComponent(key.substring(from+1,to));
key = decodeURIComponent(key.substring(0,from));
if(!result[key]) result[key] = [];
if(!index) result[key].push(val);
else result[key][index] = val;
}
});
var re = /{(w+)}/g;
var results = [];
while (match = re.exec(route)) {
results.push(match[1]);
}
var re2 = //page1/id/(w+)/name/(w+)/g;
var results2 = re2.exec(path);
for (var i = 0; i < results.length; i++) {
result[results[i]] = results2[i + 1];
}
return result;
}
var route = "/page1/id/{id}/name/{name}";
var path = "/page1/id/23/name/leon?fname=Jon&lname=Doe";
var params = getParams(route, path);
console.log("PARAMS:", params);
上述代码输出:
PARAMS: Object {fname: "Jon", lname: "Doe", id: "23", name: "leon"}