Detailed changes
@@ -127,10 +127,12 @@ fn compute_extensions(extensions: &[DataForm]) -> Vec<u8> {
}
bytes.push(b'<');
for field in extension.fields.clone() {
- if field.var == "FORM_TYPE" {
+ if field.var.as_deref() == Some("FORM_TYPE") {
continue;
}
- bytes.append(&mut compute_item(&field.var));
+ if let Some(var) = &field.var {
+ bytes.append(&mut compute_item(var));
+ }
bytes.append(&mut compute_items(&field.values, |value| {
compute_item(value)
}));
@@ -71,7 +71,7 @@ generate_attribute!(
#[derive(Debug, Clone, PartialEq)]
pub struct Field {
/// The unique identifier for this field, in the form.
- pub var: String,
+ pub var: Option<String>,
/// The type of this field.
pub type_: FieldType,
@@ -96,7 +96,7 @@ impl Field {
/// Create a new Field, of the given var and type.
pub fn new(var: &str, type_: FieldType) -> Field {
Field {
- var: String::from(var),
+ var: Some(String::from(var)),
type_,
label: None,
required: false,
@@ -128,7 +128,7 @@ impl Field {
/// criteria differ slightly among form types.
pub fn is_form_type(&self, ty: &DataFormType) -> bool {
// 1. A field must have the var FORM_TYPE
- if self.var != "FORM_TYPE" {
+ if self.var.as_deref() != Some("FORM_TYPE") {
return false;
}
@@ -170,7 +170,7 @@ impl TryFrom<Element> for Field {
check_self!(elem, "field", DATA_FORMS);
check_no_unknown_attributes!(elem, "field", ["label", "type", "var"]);
let mut field = Field {
- var: get_attr!(elem, "var", Required),
+ var: get_attr!(elem, "var", Option),
type_: get_attr!(elem, "type", Default),
label: get_attr!(elem, "label", Option),
required: false,
@@ -178,6 +178,11 @@ impl TryFrom<Element> for Field {
values: vec![],
media: vec![],
};
+
+ if field.type_ != FieldType::Fixed && field.var.is_none() {
+ return Err(Error::ParseError("Required attribute 'var' missing."));
+ }
+
for element in elem.children() {
if element.is("value", ns::DATA_FORMS) {
check_no_children!(element, "value");
@@ -393,6 +398,43 @@ mod tests {
assert!(form.fields.is_empty());
}
+ #[test]
+ fn test_missing_var() {
+ let elem: Element =
+ "<x xmlns='jabber:x:data' type='form'><field type='text-single' label='The name of your bot'/></x>"
+ .parse()
+ .unwrap();
+ let error = DataForm::try_from(elem).unwrap_err();
+ let message = match error {
+ Error::ParseError(string) => string,
+ _ => panic!(),
+ };
+ assert_eq!(message, "Required attribute 'var' missing.");
+ }
+
+ #[test]
+ fn test_fixed_field() {
+ let elem: Element =
+ "<x xmlns='jabber:x:data' type='form'><field type='fixed'><value>Section 1: Bot Info</value></field></x>"
+ .parse()
+ .unwrap();
+ let form = DataForm::try_from(elem).unwrap();
+ assert_eq!(form.type_, DataFormType::Form);
+ assert!(form.form_type.is_none());
+ assert_eq!(
+ form.fields,
+ vec![Field {
+ var: None,
+ type_: FieldType::Fixed,
+ label: None,
+ required: false,
+ options: vec![],
+ values: vec!["Section 1: Bot Info".to_string()],
+ media: vec![],
+ }]
+ );
+ }
+
#[test]
fn test_invalid() {
let elem: Element = "<x xmlns='jabber:x:data'/>".parse().unwrap();
@@ -94,7 +94,10 @@ fn compute_extensions(extensions: &[DataForm]) -> Result<Vec<u8>, Error> {
));
bytes.push(0x1e);
bytes.append(&mut compute_items(&extension.fields, 0x1d, |field| {
- let mut bytes = compute_item(&field.var);
+ let mut bytes = vec![];
+ if let Some(var) = &field.var {
+ bytes.append(&mut compute_item(var));
+ }
bytes.append(&mut compute_items(&field.values, 0x1e, |value| {
compute_item(value)
}));
@@ -232,7 +232,7 @@ mod tests {
.unwrap();
let form = DataForm::try_from(elem).unwrap();
assert_eq!(form.fields.len(), 1);
- assert_eq!(form.fields[0].var, "ocr");
+ assert_eq!(form.fields[0].var.as_deref(), Some("ocr"));
assert_eq!(form.fields[0].media[0].width, Some(290));
assert_eq!(form.fields[0].media[0].height, Some(80));
assert_eq!(form.fields[0].media[0].uris[0].type_, "image/jpeg");
@@ -229,7 +229,7 @@ mod tests {
title: None,
instructions: None,
fields: vec![Field {
- var: String::from("pubsub#access_model"),
+ var: Some(String::from("pubsub#access_model")),
type_: FieldType::ListSingle,
label: None,
required: false,
@@ -276,7 +276,7 @@ mod tests {
title: None,
instructions: None,
fields: vec![Field {
- var: String::from("pubsub#access_model"),
+ var: Some(String::from("pubsub#access_model")),
type_: FieldType::ListSingle,
label: None,
required: false,
@@ -621,7 +621,7 @@ mod tests {
title: None,
instructions: None,
fields: vec![Field {
- var: String::from("pubsub#access_model"),
+ var: Some(String::from("pubsub#access_model")),
type_: FieldType::ListSingle,
label: None,
required: false,
@@ -44,17 +44,17 @@ impl TryFrom<DataForm> for ServerInfo {
if field.type_ != FieldType::ListMulti {
return Err(Error::ParseError("Field is not of the required type."));
}
- if field.var == "abuse-addresses" {
+ if field.var.as_deref() == Some("abuse-addresses") {
server_info.abuse = field.values;
- } else if field.var == "admin-addresses" {
+ } else if field.var.as_deref() == Some("admin-addresses") {
server_info.admin = field.values;
- } else if field.var == "feedback-addresses" {
+ } else if field.var.as_deref() == Some("feedback-addresses") {
server_info.feedback = field.values;
- } else if field.var == "sales-addresses" {
+ } else if field.var.as_deref() == Some("sales-addresses") {
server_info.sales = field.values;
- } else if field.var == "security-addresses" {
+ } else if field.var.as_deref() == Some("security-addresses") {
server_info.security = field.values;
- } else if field.var == "support-addresses" {
+ } else if field.var.as_deref() == Some("support-addresses") {
server_info.support = field.values;
} else {
return Err(Error::ParseError("Unknown form field var."));
@@ -87,7 +87,7 @@ impl From<ServerInfo> for DataForm {
/// Generate `Field` for addresses
pub fn generate_address_field<S: Into<String>>(var: S, values: Vec<String>) -> Field {
Field {
- var: var.into(),
+ var: Some(var.into()),
type_: FieldType::ListMulti,
label: None,
required: false,
@@ -122,7 +122,7 @@ mod tests {
instructions: None,
fields: vec![
Field {
- var: String::from("abuse-addresses"),
+ var: Some(String::from("abuse-addresses")),
type_: FieldType::ListMulti,
label: None,
required: false,
@@ -131,7 +131,7 @@ mod tests {
media: vec![],
},
Field {
- var: String::from("admin-addresses"),
+ var: Some(String::from("admin-addresses")),
type_: FieldType::ListMulti,
label: None,
required: false,
@@ -144,7 +144,7 @@ mod tests {
media: vec![],
},
Field {
- var: String::from("feedback-addresses"),
+ var: Some(String::from("feedback-addresses")),
type_: FieldType::ListMulti,
label: None,
required: false,
@@ -153,7 +153,7 @@ mod tests {
media: vec![],
},
Field {
- var: String::from("sales-addresses"),
+ var: Some(String::from("sales-addresses")),
type_: FieldType::ListMulti,
label: None,
required: false,
@@ -162,7 +162,7 @@ mod tests {
media: vec![],
},
Field {
- var: String::from("security-addresses"),
+ var: Some(String::from("security-addresses")),
type_: FieldType::ListMulti,
label: None,
required: false,
@@ -174,7 +174,7 @@ mod tests {
media: vec![],
},
Field {
- var: String::from("support-addresses"),
+ var: Some(String::from("support-addresses")),
type_: FieldType::ListMulti,
label: None,
required: false,