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package javaxt.html;

//******************************************************************************

//** HTML Form

//******************************************************************************

/**

* Used to post html form data to an http server. Supports both HTTP GET and

* POST methods.

*

******************************************************************************/

public class Form {

private String name;

private String method = "post";

private String action = "";

private java.util.ArrayList<Input> inputs = new java.util.ArrayList<Input>();

//**************************************************************************

//** Constructor

//**************************************************************************

/** Creates a new instance of this class.

* @param method HTTP request method (e.g. "GET" or "POST")

* @param action URL to send the form data.

*/

public Form(String method, String action){

this.method = method;

this.action = action;

}

public void setName(String name){

this.name = name;

}

public void addInput(String name, String value){

inputs.add(new Input(name,value));

}

public void addInput(Input input){

inputs.add(input);

}

//**************************************************************************

//** setMethod

//**************************************************************************

/** @param method HTTP request method (e.g. "GET" or "POST")

*/

public void setMethod(String method){

this.method = method;

}

//**************************************************************************

//** setAction

//**************************************************************************

/** @param action URL to send the form data.

*/

public void setAction(String action){

this.action = action;

}

//**************************************************************************

//** submit

//**************************************************************************

/** Used to submit the form data. Returns the http response from the server.

*/

public javaxt.http.Response submit(){

//Convert the form inputs into a request

StringBuffer payload = new StringBuffer();

for (int i=0; i<inputs.size(); i++){

if (i>0) payload.append("&");

payload.append(inputs.get(i).toString());

}

javaxt.http.Request request = null;

if (method.equalsIgnoreCase("post")){

//Instantiate HTTP request

request = new javaxt.http.Request(action);

request.addHeader("Content-Type", "application/x-www-form-urlencoded");

//Send the http request

request.write(payload.toString());

}

else{

javaxt.utils.URL url = new javaxt.utils.URL(action);

payload.append("&" + url.getQueryString());

url.setQueryString(url.getQueryString() + "&" + payload.toString());

request = new javaxt.http.Request(url.toString());

}

//Return the response

return request.getResponse();

}

}