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use std; use std::collections::HashMap; use base64; use serde::de::Unexpected; use xml::escape::escape_str_pcdata; #[derive(Clone, Debug, PartialEq)] pub enum Value { Int(i32), Bool(bool), String(String), Double(f64), DateTime(String), Base64(Vec<u8>), Array(Vec<Value>), Struct(HashMap<String, Value>), } impl Value { pub fn unexpected(&self) -> Unexpected { match *self { Value::Int(v) => Unexpected::Signed(v as i64), Value::Bool(v) => Unexpected::Bool(v), Value::String(ref v) => Unexpected::Str(v), Value::Double(v) => Unexpected::Float(v), Value::DateTime(_) => Unexpected::Other("dateTime.iso8601"), Value::Base64(ref v) => Unexpected::Bytes(v), Value::Array(_) => Unexpected::Seq, Value::Struct(_) => Unexpected::Map, } } } pub type Params = Vec<Value>; #[derive(Clone, Debug, PartialEq, Deserialize)] pub struct Fault { #[serde(rename = "faultCode")] pub code: i32, #[serde(rename = "faultString")] pub message: String, } impl Fault { pub fn new<T>(code: i32, message: T) -> Fault where T: Into<String>, { Fault { code, message: message.into(), } } } pub type Response = std::result::Result<Params, Fault>; #[derive(Clone, Debug, PartialEq)] pub struct Call { pub name: String, pub params: Params, } pub trait ToXml { fn to_xml(&self) -> String; } impl ToXml for Call { fn to_xml(&self) -> String { format!( include_str!("templates/call.xml"), name = self.name, params = self.params .iter() .map(|param| format!("<param>{}</param>", param.to_xml())) .collect::<String>() ) } } impl ToXml for Response { fn to_xml(&self) -> String { match *self { Ok(ref params) => { format!( include_str!("templates/response_success.xml"), params = params .iter() .map(|param| format!("<param>{}</param>", param.to_xml())) .collect::<String>() ) } Err(Fault { code, ref message }) => { format!( include_str!("templates/response_fault.xml"), code = code, message = message ) } } } } impl ToXml for Value { fn to_xml(&self) -> String { match *self { Value::Int(v) => format!("<value><i4>{}</i4></value>", v), Value::Bool(v) => { format!( "<value><boolean>{}</boolean></value>", if v { 1 } else { 0 } ) } Value::String(ref v) => { format!("<value><string>{}</string></value>", escape_str_pcdata(v)) } Value::Double(v) => format!("<value><double>{}</double></value>", v), Value::DateTime(ref v) => { format!("<value><dateTime.iso8601>{}</dateTime.iso8601></value>", v) } Value::Base64(ref v) => { format!("<value><base64>{}</base64></value>", base64::encode(v)) } Value::Array(ref v) => { format!( "<value><array><data>{}</data></array></value>", v.iter().map(Value::to_xml).collect::<String>() ) } Value::Struct(ref v) => { format!( "<value><struct>{}</struct></value>", v.iter() .map(|(key, value)| { format!("<member><name>{}</name>{}</member>", key, value.to_xml()) }) .collect::<String>() ) } } } }