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Merge pull request #224 from fuentesj11/update-docs6

Update/Edit dataforms.md
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@ -3,7 +3,7 @@ Data Forms
[Back](index.md)
Allows to exchange structured data between users and applications for common
Allows the exchange of structured data between users and applications for common
tasks such as registration and searching using Forms.
* Create a Form to fill out
@ -18,7 +18,7 @@ Create a Form to fill out
An XMPP entity may need to gather data from another XMPP entity. Therefore,
the data-gathering entity will need to create a new Form, specify the fields
that will conform the Form and finally send the Form to the data-providing
that will conform to the Form and finally send the Form to the data-providing
entity.
**Usage**
@ -27,9 +27,9 @@ In order to create a Form to fill out use the _**Form**_'s constructor passing
the constant **DataForm.type.form** as the parameter. The next step is to create
the form fields and add them to the form. In order to create and customize a
_**FormField**_ use the _**FormField**_'s constructor specifying the variable
name of the field as the parameter. Then use **setType(String type)** to set
the field's type (e.g. FormField.type.hidden, FormField.type.text_single).
Once we have the _**Form**_ instance and the _**FormFields**_ the last step is
name of the field as the parameter. Then use **setType(FormField.Type type)** to set
the field's type (e.g. FormField.Type.hidden, FormField.Type.text_single).
Once we have the _**Form**_ instance and the _**FormFields**_, the last step is
to send **addField(FormField field)** for each field that we want to add to
the form.
@ -43,36 +43,43 @@ In this example we can see how to create and send a form to fill out:
```
// Create a new form to gather data
Form formToSend = new Form(DataForm.type.form);
formToSend.setInstructions(Fill out this form to report your case.\nThe case will be created automatically.");
Form formToSend = new Form(DataForm.Type.form);
formToSend.setInstructions("Fill out this form to report your case.\nThe case will be created automatically.");
formToSend.setTitle("Case configurations");
// Add a hidden variable to the form
FormField field = new FormField("hidden_var");
field.setType(FormField.type.hidden);
field.setType(FormField.Type.hidden);
field.addValue("Some value for the hidden variable");
formToSend.addField(field);
// Add a fixed variable to the form
field = new FormField();
field.addValue("Section 1: Case description");
formToSend.addField(field);
// Add a text-single variable to the form
field = new FormField("name");
field.setLabel("Enter a name for the case");
field.setType(FormField.type.text_single);
field.setType(FormField.Type.text_single);
formToSend.addField(field);
// Add a text-multi variable to the form
field = new FormField("description");
field.setLabel("Enter a description");
field.setType(FormField.type.text_multi);
field.setType(FormField.Type.text_multi);
formToSend.addField(field);
// Create a chat with "user2@host.com"
Chat chat = conn1.createChat("user2@host.com" );
Message msg = chat.createMessage();
Chat chat = ChatManager.getInstanceFor(conn1).chatWith("user2@host.com" );
Message msg = new Message();
msg.setBody("To enter a case please fill out this form and send it back");
// Add the form to fill out to the message to send
msg.addExtension(formToSend.getDataFormToSend());
// Send the message with the form to fill out
chat.sendMessage(msg);
chat.send(msg);
```
Answer a Form
@ -94,10 +101,10 @@ is to hold all the answers.
In order to create a new _**Form**_ to complete based on the original
_**Form**_ just send **createAnswerForm()** to the original _**Form**_. Once
you have a valid form that could be actually completed all you have to do is
you have a valid form that can be completed, all you have to do is
send **setAnswer(String variable, String value)** to the form where variable
is the variable of the _**FormField**_ that you want to answer and value is
the String representation of the answer. If the answer consist of several
the String representation of the answer. If the answer consists of several
values you could then use **setAnswer(String variable, List values)** where
values is a List of Strings.
@ -112,18 +119,27 @@ form and send it back:
```
// Get the message with the form to fill out
Message msg2 = chat2.nextMessage();
Chat chat2 = ChatManager.getInstanceFor(conn).addIncomingListener(
new IncomingChatMessageListener() {
@Override public void newIncomingMessage(EntityBareJid from, Message message, Chat chat) {
// Retrieve the form to fill out from the message
Form formToRespond = Form.getFormFrom(msg2);
Form formToRespond = Form.getFormFrom(message);
// Obtain the form to send with the replies
Form completedForm = formToRespond.createAnswerForm();
// Add the answers to the form
completedForm.setAnswer("name", "Credit card number invalid");
completedForm.setAnswer("description", "The ATM says that my credit card number is invalid");
msg2 = chat2.createMessage();
msg2.setBody("To enter a case please fill out this form and send it back"):
Message msg2 = new Message();
msg2.setBody("To enter a case please fill out this form and send it back");
// Add the completed form to the message to send back
msg2.addExtension(completedForm.getDataFormToSend());
// Send the message with the completed form
chat2.sendMessage(msg2);
chat.send(msg2);
}
});
```