Add 'ruma-common/' from commit 'b516c0cd72c1a5e9985905f60b956c5365cd8789'

git-subtree-dir: ruma-common
git-subtree-mainline: c186f0f8c9c542fd1c7cea464de1ae94e5bd32ba
git-subtree-split: b516c0cd72c1a5e9985905f60b956c5365cd8789

ruma-common/.builds/beta.yml

@@ -0,0 +1,27 @@
+image: archlinux
+packages:
+  - rustup
+sources:
+  - https://github.com/ruma/ruma-common
+tasks:
+  - rustup: |
+      # We specify --profile minimal because we'd otherwise download docs
+      rustup toolchain install beta --profile minimal -c rustfmt -c clippy
+      rustup default beta
+  - test: |
+      cd ruma-common
+
+      # We don't want the build to stop on individual failure of independent
+      # tools, so capture tool exit codes and set the task exit code manually
+      set +e
+
+      cargo fmt -- --check
+      fmt_exit=$?
+
+      cargo clippy --all-targets --all-features -- -D warnings
+      clippy_exit=$?
+
+      cargo test --verbose
+      test_exit=$?
+
+      exit $(( $fmt_exit || $clippy_exit || $test_exit ))

ruma-common/.builds/msrv.yml

@@ -0,0 +1,16 @@
+image: archlinux
+packages:
+  - rustup
+sources:
+  - https://github.com/ruma/ruma-common
+tasks:
+  - rustup: |
+      # We specify --profile minimal because we'd otherwise download docs
+      rustup toolchain install 1.40.0 --profile minimal
+      rustup default 1.40.0
+  - test: |
+      cd ruma-common
+
+      # Only make sure the code builds with the MSRV. Tests can require later
+      # Rust versions, don't compile or run them.
+      cargo build --verbose

ruma-common/.builds/nightly.yml

@@ -0,0 +1,32 @@
+image: archlinux
+packages:
+  - rustup
+sources:
+  - https://github.com/ruma/ruma-common
+tasks:
+  - rustup: |
+      rustup toolchain install nightly --profile minimal
+      rustup default nightly
+
+      # Try installing rustfmt & clippy for nightly, but don't fail the build
+      # if they are not available
+      rustup component add rustfmt || true
+      rustup component add clippy || true
+  - test: |
+      cd ruma-common
+
+      # We don't want the build to stop on individual failure of independent
+      # tools, so capture tool exit codes and set the task exit code manually
+      set +e
+
+      if ( rustup component list | grep -q rustfmt ); then
+        cargo fmt -- --check
+      fi
+      fmt_exit=$?
+
+      if ( rustup component list | grep -q clippy ); then
+        cargo clippy --all-targets --all-features -- -D warnings
+      fi
+      clippy_exit=$?
+
+      exit $(( $fmt_exit || $clippy_exit ))

ruma-common/.builds/stable.yml

@@ -0,0 +1,29 @@
+image: archlinux
+packages:
+  - rustup
+sources:
+  - https://github.com/ruma/ruma-common
+tasks:
+  - rustup: |
+      # We specify --profile minimal because we'd otherwise download docs
+      rustup toolchain install stable --profile minimal -c rustfmt -c clippy
+      rustup default stable
+  - test: |
+      cd ruma-common
+
+      # We don't want the build to stop on individual failure of independent
+      # tools, so capture tool exit codes and set the task exit code manually
+      set +e
+
+      cargo fmt -- --check
+      fmt_exit=$?
+
+      cargo clippy --all-targets --all-features -- -D warnings
+      clippy_exit=$?
+
+      cargo test --verbose
+      test_exit=$?
+
+      exit $(( $fmt_exit || $clippy_exit || $test_exit ))
+  # TODO: Add audit task once cargo-audit binary releases are available.
+  #       See https://github.com/RustSec/cargo-audit/issues/66

ruma-common/.gitignore

@@ -0,0 +1,2 @@
+/target
+Cargo.lock

ruma-common/Cargo.toml

@@ -0,0 +1,18 @@
+[package]
+name = "ruma-common"
+version = "0.1.3"
+authors = ["Jonas Platte <jplatte@posteo.de>"]
+description = "Common types for other ruma crates."
+homepage = "https://github.com/ruma/ruma-common"
+keywords = ["matrix", "chat", "messaging", "ruma"]
+license = "MIT"
+readme = "README.md"
+repository = "https://github.com/ruma/ruma-client-api"
+edition = "2018"
+
+[dependencies]
+matches = "0.1.8"
+ruma-serde = "0.2.2"
+serde = { version = "1.0.111", features = ["derive"] }
+serde_json = { version = "1.0.53", features = ["raw_value"] }
+strum = { version = "0.18.0", features = ["derive"] }

ruma-common/LICENSE

@@ -0,0 +1,19 @@
+Copyright (c) 2020 Jonas Platte
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

ruma-common/README.md

@@ -0,0 +1,7 @@
+# ruma-common
+
+Common types for other ruma crates.
+
+This crate is meant to be a dependency for other ruma crates only, consumers of
+those crates should never have to use this directly (its types will be
+re-exported from the other crates).

ruma-common/src/lib.rs

@@ -0,0 +1,6 @@
+//! Common types for other ruma crates.
+
+#![warn(missing_docs)]
+
+pub mod presence;
+pub mod push;

ruma-common/src/presence.rs

@@ -0,0 +1,27 @@
+//! Common types for the [presence module][presence]
+//!
+//! [presence]: https://matrix.org/docs/spec/client_server/r0.6.1#id62
+
+use serde::{Deserialize, Serialize};
+use strum::{Display, EnumString};
+
+/// A description of a user's connectivity and availability for chat.
+#[derive(Clone, Copy, Debug, PartialEq, Display, EnumString, Deserialize, Serialize)]
+#[serde(rename_all = "snake_case")]
+#[strum(serialize_all = "snake_case")]
+pub enum PresenceState {
+    /// Disconnected from the service.
+    Offline,
+
+    /// Connected to the service.
+    Online,
+
+    /// Connected to the service but not available for chat.
+    Unavailable,
+}
+
+impl Default for PresenceState {
+    fn default() -> Self {
+        Self::Online
+    }
+}

ruma-common/src/push.rs

@@ -0,0 +1,193 @@
+//! Common types for the [push notifications module][push]
+//!
+//! [push]: https://matrix.org/docs/spec/client_server/r0.6.0#id89
+
+use std::fmt::{self, Formatter};
+
+use serde::{Deserialize, Deserializer, Serialize, Serializer};
+use serde_json::value::RawValue as RawJsonValue;
+
+mod tweak_serde;
+
+/// This represents the different actions that should be taken when a rule is matched, and
+/// controls how notifications are delivered to the client.
+///
+/// See https://matrix.org/docs/spec/client_server/r0.6.0#actions for details.
+#[derive(Clone, Debug)]
+#[non_exhaustive]
+pub enum Action {
+    /// Causes matching events to generate a notification.
+    Notify,
+
+    /// Prevents matching events from generating a notification.
+    DontNotify,
+
+    /// Behaves like notify but homeservers may choose to coalesce multiple events
+    /// into a single notification.
+    Coalesce,
+
+    /// Sets an entry in the 'tweaks' dictionary sent to the push gateway.
+    SetTweak(Tweak),
+}
+
+/// The `set_tweak` action.
+#[derive(Clone, Debug, Deserialize, Serialize)]
+#[serde(from = "tweak_serde::Tweak", into = "tweak_serde::Tweak")]
+pub enum Tweak {
+    /// A string representing the sound to be played when this notification arrives.
+    ///
+    /// A value of "default" means to play a default sound. A device may choose to alert the user by
+    /// some other means if appropriate, eg. vibration.
+    Sound(String),
+
+    /// A boolean representing whether or not this message should be highlighted in the UI.
+    ///
+    /// This will normally take the form of presenting the message in a different color and/or
+    /// style. The UI might also be adjusted to draw particular attention to the room in which the
+    /// event occurred. If a `highlight` tweak is given with no value, its value is defined to be
+    /// `true`. If no highlight tweak is given at all then the value of `highlight` is defined to be
+    /// `false`.
+    Highlight(#[serde(default = "ruma_serde::default_true")] bool),
+
+    /// A custom tweak
+    Custom {
+        /// The name of the custom tweak (`set_tweak` field)
+        name: String,
+
+        /// The value of the custom tweak
+        value: Box<RawJsonValue>,
+    },
+}
+
+impl<'de> Deserialize<'de> for Action {
+    fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
+    where
+        D: Deserializer<'de>,
+    {
+        use serde::de::{MapAccess, Visitor};
+
+        struct ActionVisitor;
+        impl<'de> Visitor<'de> for ActionVisitor {
+            type Value = Action;
+
+            fn expecting(&self, formatter: &mut Formatter<'_>) -> fmt::Result {
+                write!(formatter, "a valid action object")
+            }
+
+            /// Match a simple action type
+            fn visit_str<E>(self, v: &str) -> Result<Self::Value, E>
+            where
+                E: serde::de::Error,
+            {
+                match v {
+                    "notify" => Ok(Action::Notify),
+                    "dont_notify" => Ok(Action::DontNotify),
+                    "coalesce" => Ok(Action::Coalesce),
+                    s => Err(E::unknown_variant(
+                        &s,
+                        &["notify", "dont_notify", "coalesce"],
+                    )),
+                }
+            }
+
+            /// Match the more complex set_tweaks action object as a key-value map
+            fn visit_map<A>(self, map: A) -> Result<Self::Value, A::Error>
+            where
+                A: MapAccess<'de>,
+            {
+                Tweak::deserialize(serde::de::value::MapAccessDeserializer::new(map))
+                    .map(Action::SetTweak)
+            }
+        }
+
+        deserializer.deserialize_any(ActionVisitor)
+    }
+}
+
+impl Serialize for Action {
+    fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
+    where
+        S: Serializer,
+    {
+        match self {
+            Action::Notify => serializer.serialize_unit_variant("Action", 0, "notify"),
+            Action::DontNotify => serializer.serialize_unit_variant("Action", 1, "dont_notify"),
+            Action::Coalesce => serializer.serialize_unit_variant("Action", 2, "coalesce"),
+            Action::SetTweak(kind) => kind.serialize(serializer),
+        }
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use matches::assert_matches;
+    use serde_json::{from_value as from_json_value, json, to_value as to_json_value};
+
+    use super::{Action, Tweak};
+
+    #[test]
+    fn serialize_string_action() {
+        assert_eq!(to_json_value(&Action::Notify).unwrap(), json!("notify"));
+    }
+
+    #[test]
+    fn serialize_tweak_sound_action() {
+        assert_eq!(
+            to_json_value(&Action::SetTweak(Tweak::Sound("default".into()))).unwrap(),
+            json!({ "set_tweak": "sound", "value": "default" })
+        );
+    }
+
+    #[test]
+    fn serialize_tweak_highlight_action() {
+        assert_eq!(
+            to_json_value(&Action::SetTweak(Tweak::Highlight(true))).unwrap(),
+            json!({ "set_tweak": "highlight" })
+        );
+
+        assert_eq!(
+            to_json_value(&Action::SetTweak(Tweak::Highlight(false))).unwrap(),
+            json!({ "set_tweak": "highlight", "value": false })
+        );
+    }
+
+    #[test]
+    fn deserialize_string_action() {
+        assert_matches!(
+            from_json_value::<Action>(json!("notify")).unwrap(),
+            Action::Notify
+        );
+    }
+
+    #[test]
+    fn deserialize_tweak_sound_action() {
+        let json_data = json!({
+            "set_tweak": "sound",
+            "value": "default"
+        });
+        assert_matches!(
+            &from_json_value::<Action>(json_data).unwrap(),
+            Action::SetTweak(Tweak::Sound(value)) if value == "default"
+        );
+    }
+
+    #[test]
+    fn deserialize_tweak_highlight_action() {
+        let json_data = json!({
+            "set_tweak": "highlight",
+            "value": true
+        });
+        assert_matches!(
+            from_json_value::<Action>(json_data).unwrap(),
+            Action::SetTweak(Tweak::Highlight(true))
+        );
+    }
+
+    #[test]
+    fn deserialize_tweak_highlight_action_with_default_value() {
+        assert_matches!(
+            from_json_value::<Action>(json!({ "set_tweak": "highlight" })).unwrap(),
+            Action::SetTweak(Tweak::Highlight(true))
+        );
+    }
+}

ruma-common/src/push/tweak_serde.rs

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+use serde::{Deserialize, Serialize};
+use serde_json::value::RawValue as RawJsonValue;
+
+/// Values for the `set_tweak` action.
+#[derive(Clone, Deserialize, Serialize)]
+#[serde(untagged)]
+pub enum Tweak {
+    Sound(SoundTweak),
+    Highlight(HighlightTweak),
+    Custom {
+        #[serde(rename = "set_tweak")]
+        name: String,
+        value: Box<RawJsonValue>,
+    },
+}
+
+#[derive(Clone, Debug, PartialEq, Deserialize, Serialize)]
+#[serde(tag = "set_tweak", rename = "sound")]
+pub struct SoundTweak {
+    value: String,
+}
+
+#[derive(Clone, Debug, PartialEq, Deserialize, Serialize)]
+#[serde(tag = "set_tweak", rename = "highlight")]
+pub struct HighlightTweak {
+    #[serde(
+        default = "ruma_serde::default_true",
+        skip_serializing_if = "ruma_serde::is_true"
+    )]
+    value: bool,
+}
+
+impl From<super::Tweak> for Tweak {
+    fn from(tweak: super::Tweak) -> Self {
+        use super::Tweak::*;
+
+        match tweak {
+            Sound(value) => Self::Sound(SoundTweak { value }),
+            Highlight(value) => Self::Highlight(HighlightTweak { value }),
+            Custom { name, value } => Self::Custom { name, value },
+        }
+    }
+}
+
+impl From<Tweak> for super::Tweak {
+    fn from(tweak: Tweak) -> Self {
+        use Tweak::*;
+
+        match tweak {
+            Sound(SoundTweak { value }) => Self::Sound(value),
+            Highlight(HighlightTweak { value }) => Self::Highlight(value),
+            Custom { name, value } => Self::Custom { name, value },
+        }
+    }
+}