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+ "tokio",
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+]
+
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name = "uuid"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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+]
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+ "wasm-bindgen-backend",
+ "wasm-bindgen-shared",
+]
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+ "js-sys",
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+name = "winapi"
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+dependencies = [
+ "winapi-i686-pc-windows-gnu",
+ "winapi-x86_64-pc-windows-gnu",
+]
+
+[[package]]
+name = "winapi-i686-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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+
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+name = "winapi-x86_64-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
+
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+name = "winreg"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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+dependencies = [
+ "winapi",
+]
diff --git a/Cargo.toml b/Cargo.toml
index f4d9f3c..e72b89a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -7,4 +7,8 @@ edition = "2018"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
+tokio = { version = "1.2", features = ["macros", "rt"]}
uuid = "0.8"
+reqwest = "0.11"
+minidom = "0.13"
+url = "2.2"
diff --git a/src/data/calendar.rs b/src/data/calendar.rs
index 8c31076..e55104c 100644
--- a/src/data/calendar.rs
+++ b/src/data/calendar.rs
@@ -9,14 +9,18 @@ pub struct Calendar {
}
impl Calendar {
- pub fn name(&self) -> String {
- self.name
+ pub fn name(&self) -> &str {
+ &self.name
}
pub fn tasks(&self) -> Vec<&Task> {
self.tasks
.iter()
- .map(|t| &t)
.collect()
}
+
+ pub fn task_by_id_mut(&mut self, id: TaskId) -> &mut Task {
+ todo!();
+ &mut self.tasks[0]
+ }
}
diff --git a/src/data/client.rs b/src/data/client.rs
index 89f5f86..2f5b272 100644
--- a/src/data/client.rs
+++ b/src/data/client.rs
@@ -1,7 +1,168 @@
-pub struct Client {}
+//! Code to connect to a Caldav server
+//!
+//! Some of it comes from https://github.com/marshalshi/caldav-client-rust.git
+
+use std::error::Error;
+
+use reqwest::Method;
+use reqwest::header::CONTENT_TYPE;
+use minidom::Element;
+use url::Url;
+
+static DAVCLIENT_BODY: &str = r#"
+
+
+
+
+
+"#;
+
+static HOMESET_BODY: &str = r#"
+
+
+
+
+
+
+"#;
+
+pub struct Client {
+ url: Url,
+ username: String,
+ password: String,
+
+ principal: Option,
+ calendar_home_set: Option,
+}
impl Client {
- pub fn new(&mut self, url: String, username: String, password: String) -> Self {
- Self{}
+ pub fn new, T: ToString, U: ToString>(url: S, username: T, password: U) -> Result> {
+ let url = Url::parse(url.as_ref())?;
+
+ Ok(Self{
+ url,
+ username: username.to_string(),
+ password: password.to_string(),
+ principal: None,
+ calendar_home_set: None,
+ })
}
-}
\ No newline at end of file
+
+ /// Return the Principal URL, or fetch it from server if not known yet
+ async fn get_principal(&mut self) -> Result> {
+ if let Some(p) = &self.principal {
+ return Ok(p.clone());
+ }
+
+ let method = Method::from_bytes(b"PROPFIND")
+ .expect("cannot create PROPFIND method.");
+
+ let res = reqwest::Client::new()
+ .request(method, self.url.as_str())
+ .header("Depth", 0)
+ .header(CONTENT_TYPE, "application/xml")
+ .basic_auth(self.username.clone(), Some(self.password.clone()))
+ .body(DAVCLIENT_BODY)
+ .send()
+ .await?;
+ let text = res.text().await?;
+
+ let root: Element = text.parse().unwrap();
+ let principal = find_elem(&root, "current-user-principal".to_string()).unwrap();
+ let principal_href = find_elem(principal, "href".to_string()).unwrap();
+ let h_str = principal_href.text();
+
+ eprintln!("URL is {}", h_str);
+
+ let mut principal_url = self.url.clone();
+ principal_url.set_path(&h_str);
+ self.principal = Some(principal_url.clone());
+
+ return Ok(principal_url);
+ }
+
+ /// Return the Homeset URL, or fetch it from server if not known yet
+ async fn get_cal_home_set(&mut self) -> Result> {
+ if let Some(h) = &self.calendar_home_set {
+ return Ok(h.clone());
+ }
+ let principal_url = self.get_principal().await?;
+
+ let method = Method::from_bytes(b"PROPFIND")
+ .expect("cannot create PROPFIND method. principal");
+
+ let res = reqwest::Client::new()
+ .request(method, principal_url.as_str())
+ .header("Depth", 0)
+ .header(CONTENT_TYPE, "application/xml")
+ .basic_auth(self.username.clone(), Some(self.password.clone()))
+ .body(HOMESET_BODY)
+ .send()
+ .await?;
+
+ let text = res.text().await?;
+
+ let root: Element = text.parse().unwrap();
+ let chs = find_elem(&root, "calendar-home-set".to_string()).unwrap();
+ let chs_href = find_elem(chs, "href".to_string()).unwrap();
+ let chs_str = chs_href.text();
+
+ let mut chs_url = self.url.clone();
+ chs_url.set_path(&chs_str);
+ println!("Calendar home set {:?}", chs_url.path());
+ self.calendar_home_set = Some(chs_url.clone());
+
+ Ok(chs_url)
+ }
+}
+
+
+
+pub fn find_elems(root: &Element, tag: String) -> Vec<&Element> {
+ let mut elems: Vec<&Element> = Vec::new();
+
+ for el in root.children() {
+ if el.name() == tag {
+ elems.push(el);
+ } else {
+ let ret = find_elems(el, tag.clone());
+ elems.extend(ret);
+ }
+ }
+ elems
+}
+
+pub fn find_elem(root: &Element, tag: String) -> Option<&Element> {
+ if root.name() == tag {
+ return Some(root);
+ }
+
+ for el in root.children() {
+ if el.name() == tag {
+ return Some(el);
+ } else {
+ let ret = find_elem(el, tag.clone());
+ if ret.is_some() {
+ return ret;
+ }
+ }
+ }
+ None
+}
+
+
+
+#[cfg(test)]
+mod test {
+ use super::*;
+
+ use crate::settings::URL;
+ use crate::settings::USERNAME;
+ use crate::settings::PASSWORD;
+
+ #[tokio::test]
+ async fn test_client() {
+ let mut client = Client::new(URL, USERNAME, PASSWORD).unwrap();
+ client.get_cal_home_set().await.unwrap();
+ }
+}
diff --git a/src/data/mod.rs b/src/data/mod.rs
index db9e69c..cc8e19b 100644
--- a/src/data/mod.rs
+++ b/src/data/mod.rs
@@ -3,6 +3,7 @@
//! This gives access to data from both the server and a local database for quick retrieval when the app starts
use std::sync::Arc;
+use std::error::Error;
mod calendar;
mod task;
@@ -29,13 +30,14 @@ impl DataSource {
}
/// Tell this data source what the source server is
- pub fn set_server(&mut self, url: String, username: String, password: String) {
- self.client = Client::new(url, username, password);
+ pub fn set_server(&mut self, url: String, username: String, password: String) -> Result<(), Box> {
+ self.client = Some(Client::new(url, username, password)?);
+ Ok(())
}
/// Update the local database with info from the Client
- pub fn fetch_from_server(&self) {
- // TODO: how to handle conflicts?
+ pub fn fetch_from_server(&mut self) {
+
}
pub fn update_changes_to_server(&self) {
@@ -45,7 +47,6 @@ impl DataSource {
pub fn calendars(&self) -> Vec<&Calendar> {
self.calendars
.iter()
- .map(|c| &c)
.collect()
}
}
diff --git a/src/data/task.rs b/src/data/task.rs
index 91011bf..5fecc73 100644
--- a/src/data/task.rs
+++ b/src/data/task.rs
@@ -6,11 +6,12 @@ pub type TaskId = Uuid;
pub struct Task {
id: TaskId,
name: String,
+ completed: bool,
}
impl Task {
pub fn id(&self) -> Uuid { self.id }
- pub fn name(&self) -> String { self.name }
+ pub fn name(&self) -> &str { &self.name }
pub fn completed(&self) -> bool { self.completed }
pub fn set_completed(&mut self) {
diff --git a/src/lib.rs b/src/lib.rs
index 7a345e4..19c950f 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1 +1,2 @@
pub mod data;
+pub mod settings;