xmpp_parsers/
server_info.rs

1// Copyright (C) 2019 Maxime “pep” Buquet <pep@bouah.net>
2// This Source Code Form is subject to the terms of the Mozilla Public
3// License, v. 2.0. If a copy of the MPL was not distributed with this
4// file, You can obtain one at http://mozilla.org/MPL/2.0/.
5
6use crate::data_forms::{DataForm, DataFormType, Field, FieldType};
7use crate::ns;
8use xso::error::Error;
9
10/// Structure representing a `http://jabber.org/network/serverinfo` form type.
11#[derive(Debug, Clone, PartialEq, Default)]
12pub struct ServerInfo {
13    /// Abuse addresses
14    pub abuse: Vec<String>,
15
16    /// Admin addresses
17    pub admin: Vec<String>,
18
19    /// Feedback addresses
20    pub feedback: Vec<String>,
21
22    /// Sales addresses
23    pub sales: Vec<String>,
24
25    /// Security addresses
26    pub security: Vec<String>,
27
28    /// Support addresses
29    pub support: Vec<String>,
30}
31
32impl TryFrom<DataForm> for ServerInfo {
33    type Error = Error;
34
35    fn try_from(form: DataForm) -> Result<ServerInfo, Error> {
36        if form.type_ != DataFormType::Result_ {
37            return Err(Error::Other("Wrong type of form."));
38        }
39        if form.form_type() != Some(ns::SERVER_INFO) {
40            return Err(Error::Other("Wrong FORM_TYPE for form."));
41        }
42        let mut server_info = ServerInfo::default();
43        for field in form.fields {
44            if field.var.as_deref().unwrap_or("") == "FORM_TYPE" {
45                continue;
46            }
47            if field.type_ != FieldType::ListMulti {
48                return Err(Error::Other("Field is not of the required type."));
49            }
50            if field.var.as_deref() == Some("abuse-addresses") {
51                server_info.abuse = field.values;
52            } else if field.var.as_deref() == Some("admin-addresses") {
53                server_info.admin = field.values;
54            } else if field.var.as_deref() == Some("feedback-addresses") {
55                server_info.feedback = field.values;
56            } else if field.var.as_deref() == Some("sales-addresses") {
57                server_info.sales = field.values;
58            } else if field.var.as_deref() == Some("security-addresses") {
59                server_info.security = field.values;
60            } else if field.var.as_deref() == Some("support-addresses") {
61                server_info.support = field.values;
62            } else {
63                return Err(Error::Other("Unknown form field var."));
64            }
65        }
66
67        Ok(server_info)
68    }
69}
70
71impl From<ServerInfo> for DataForm {
72    fn from(server_info: ServerInfo) -> DataForm {
73        let mut form = DataForm {
74            type_: DataFormType::Result_,
75            title: None,
76            instructions: None,
77            fields: vec![
78                generate_address_field("abuse-addresses", server_info.abuse),
79                generate_address_field("admin-addresses", server_info.admin),
80                generate_address_field("feedback-addresses", server_info.feedback),
81                generate_address_field("sales-addresses", server_info.sales),
82                generate_address_field("security-addresses", server_info.security),
83                generate_address_field("support-addresses", server_info.support),
84            ],
85        };
86        form.set_form_type(ns::SERVER_INFO.to_owned());
87        form
88    }
89}
90
91/// Generate `Field` for addresses
92pub fn generate_address_field<S: Into<String>>(var: S, values: Vec<String>) -> Field {
93    Field {
94        var: Some(var.into()),
95        type_: FieldType::ListMulti,
96        label: None,
97        required: false,
98        desc: None,
99        options: vec![],
100        values,
101        media: vec![],
102        validate: None,
103    }
104}
105
106#[cfg(test)]
107mod tests {
108    use super::*;
109
110    #[cfg(target_pointer_width = "32")]
111    #[test]
112    fn test_size() {
113        assert_size!(ServerInfo, 72);
114    }
115
116    #[cfg(target_pointer_width = "64")]
117    #[test]
118    fn test_size() {
119        assert_size!(ServerInfo, 144);
120    }
121
122    #[test]
123    fn test_simple() {
124        let form = DataForm::new(
125            DataFormType::Result_,
126            ns::SERVER_INFO,
127            vec![
128                Field::new("abuse-addresses", FieldType::ListMulti),
129                Field::new("admin-addresses", FieldType::ListMulti)
130                    .with_value("xmpp:admin@foo.bar")
131                    .with_value("https://foo.bar/chat/")
132                    .with_value("mailto:admin@foo.bar"),
133                Field::new("feedback-addresses", FieldType::ListMulti),
134                Field::new("sales-addresses", FieldType::ListMulti),
135                Field::new("security-addresses", FieldType::ListMulti)
136                    .with_value("xmpp:security@foo.bar")
137                    .with_value("mailto:security@foo.bar"),
138                Field::new("support-addresses", FieldType::ListMulti)
139                    .with_value("mailto:support@foo.bar"),
140            ],
141        );
142
143        let server_info = ServerInfo {
144            abuse: vec![],
145            admin: vec![
146                String::from("xmpp:admin@foo.bar"),
147                String::from("https://foo.bar/chat/"),
148                String::from("mailto:admin@foo.bar"),
149            ],
150            feedback: vec![],
151            sales: vec![],
152            security: vec![
153                String::from("xmpp:security@foo.bar"),
154                String::from("mailto:security@foo.bar"),
155            ],
156            support: vec![String::from("mailto:support@foo.bar")],
157        };
158
159        // assert_eq!(DataForm::from(server_info), form);
160        assert_eq!(ServerInfo::try_from(form).unwrap(), server_info);
161    }
162}