ruma-common: Move AnyPushRule into its own module

This commit is contained in:
Jonas Platte 2020-07-24 20:40:51 +02:00
parent 9f8ceb6286
commit c89905283f
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GPG Key ID: CC154DE0E30B7C67
2 changed files with 135 additions and 130 deletions

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@ -2,22 +2,18 @@
//!
//! [push]: https://matrix.org/docs/spec/client_server/r0.6.1#id89
use std::{
convert::TryFrom,
error::Error,
fmt::{self, Display, Formatter},
};
use serde::{Deserialize, Serialize};
mod action;
mod any_push_rule;
mod condition;
pub use self::{
action::{Action, Tweak},
any_push_rule::{AnyPushRule, MissingConditionsError, MissingPatternError},
condition::{ComparisonOperator, PushCondition, RoomMemberCountIs},
};
mod action;
mod condition;
/// A push ruleset scopes a set of rules according to some criteria.
///
/// For example, some rules may only be applied for messages from a particular sender, a particular
@ -108,124 +104,3 @@ pub struct PatternedPushRule {
/// The glob-style pattern to match against.
pub pattern: String,
}
/// Like `PushRule`, but may represent any kind of push rule
/// thanks to `pattern` and `conditions` being optional.
#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct AnyPushRule {
/// The actions to perform when this rule is matched.
pub actions: Vec<Action>,
/// Whether this is a default rule, or has been set explicitly.
pub default: bool,
/// Whether the push rule is enabled or not.
pub enabled: bool,
/// The ID of this rule.
pub rule_id: String,
/// The conditions that must hold true for an event in order for a rule to be applied to an event. A rule with no conditions always matches.
/// Only applicable to underride and override rules.
#[serde(skip_serializing_if = "Option::is_none")]
pub conditions: Option<Vec<PushCondition>>,
/// The glob-style pattern to match against. Only applicable to content rules.
#[serde(skip_serializing_if = "Option::is_none")]
pub pattern: Option<String>,
}
impl From<PushRule> for AnyPushRule {
fn from(push_rule: PushRule) -> Self {
let PushRule { actions, default, enabled, rule_id } = push_rule;
AnyPushRule { actions, default, enabled, rule_id, pattern: None, conditions: None }
}
}
impl From<PatternedPushRule> for AnyPushRule {
fn from(push_rule: PatternedPushRule) -> Self {
let PatternedPushRule { actions, default, enabled, rule_id, pattern } = push_rule;
AnyPushRule { actions, default, enabled, rule_id, pattern: Some(pattern), conditions: None }
}
}
impl From<ConditionalPushRule> for AnyPushRule {
fn from(push_rule: ConditionalPushRule) -> Self {
let ConditionalPushRule { actions, default, enabled, rule_id, conditions } = push_rule;
AnyPushRule {
actions,
default,
enabled,
rule_id,
pattern: None,
conditions: Some(conditions),
}
}
}
impl From<AnyPushRule> for PushRule {
fn from(push_rule: AnyPushRule) -> Self {
let AnyPushRule { actions, default, enabled, rule_id, .. } = push_rule;
PushRule { actions, default, enabled, rule_id }
}
}
/// An error that happens when `AnyPushRule` cannot
/// be converted into `PatternedPushRule`
#[derive(Debug)]
pub struct MissingPatternError;
impl Display for MissingPatternError {
fn fmt(&self, f: &mut Formatter) -> fmt::Result {
write!(f, "Push rule does not have a pattern.")
}
}
impl Error for MissingPatternError {}
impl TryFrom<AnyPushRule> for PatternedPushRule {
type Error = MissingPatternError;
fn try_from(push_rule: AnyPushRule) -> Result<Self, Self::Error> {
if let AnyPushRule { actions, default, enabled, rule_id, pattern: Some(pattern), .. } =
push_rule
{
Ok(PatternedPushRule { actions, default, enabled, rule_id, pattern })
} else {
Err(MissingPatternError)
}
}
}
/// An error that happens when `AnyPushRule` cannot
/// be converted into `ConditionalPushRule`
#[derive(Debug)]
pub struct MissingConditionsError;
impl Display for MissingConditionsError {
fn fmt(&self, f: &mut Formatter) -> fmt::Result {
write!(f, "Push rule has no conditions.")
}
}
impl Error for MissingConditionsError {}
impl TryFrom<AnyPushRule> for ConditionalPushRule {
type Error = MissingConditionsError;
fn try_from(push_rule: AnyPushRule) -> Result<Self, Self::Error> {
if let AnyPushRule {
actions,
default,
enabled,
rule_id,
conditions: Some(conditions),
..
} = push_rule
{
Ok(ConditionalPushRule { actions, default, enabled, rule_id, conditions })
} else {
Err(MissingConditionsError)
}
}
}

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@ -0,0 +1,130 @@
use std::{
convert::TryFrom,
error::Error,
fmt::{self, Display, Formatter},
};
use serde::{Deserialize, Serialize};
use super::{Action, ConditionalPushRule, PatternedPushRule, PushCondition, PushRule};
/// Like `PushRule`, but may represent any kind of push rule
/// thanks to `pattern` and `conditions` being optional.
#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct AnyPushRule {
/// The actions to perform when this rule is matched.
pub actions: Vec<Action>,
/// Whether this is a default rule, or has been set explicitly.
pub default: bool,
/// Whether the push rule is enabled or not.
pub enabled: bool,
/// The ID of this rule.
pub rule_id: String,
/// The conditions that must hold true for an event in order for a rule to be applied to an event. A rule with no conditions always matches.
/// Only applicable to underride and override rules.
#[serde(skip_serializing_if = "Option::is_none")]
pub conditions: Option<Vec<PushCondition>>,
/// The glob-style pattern to match against. Only applicable to content rules.
#[serde(skip_serializing_if = "Option::is_none")]
pub pattern: Option<String>,
}
impl From<PushRule> for AnyPushRule {
fn from(push_rule: PushRule) -> Self {
let PushRule { actions, default, enabled, rule_id } = push_rule;
AnyPushRule { actions, default, enabled, rule_id, pattern: None, conditions: None }
}
}
impl From<PatternedPushRule> for AnyPushRule {
fn from(push_rule: PatternedPushRule) -> Self {
let PatternedPushRule { actions, default, enabled, rule_id, pattern } = push_rule;
AnyPushRule { actions, default, enabled, rule_id, pattern: Some(pattern), conditions: None }
}
}
impl From<ConditionalPushRule> for AnyPushRule {
fn from(push_rule: ConditionalPushRule) -> Self {
let ConditionalPushRule { actions, default, enabled, rule_id, conditions } = push_rule;
AnyPushRule {
actions,
default,
enabled,
rule_id,
pattern: None,
conditions: Some(conditions),
}
}
}
impl From<AnyPushRule> for PushRule {
fn from(push_rule: AnyPushRule) -> Self {
let AnyPushRule { actions, default, enabled, rule_id, .. } = push_rule;
PushRule { actions, default, enabled, rule_id }
}
}
/// An error that happens when `AnyPushRule` cannot
/// be converted into `PatternedPushRule`
#[derive(Debug)]
pub struct MissingPatternError;
impl Display for MissingPatternError {
fn fmt(&self, f: &mut Formatter) -> fmt::Result {
write!(f, "Push rule does not have a pattern.")
}
}
impl Error for MissingPatternError {}
impl TryFrom<AnyPushRule> for PatternedPushRule {
type Error = MissingPatternError;
fn try_from(push_rule: AnyPushRule) -> Result<Self, Self::Error> {
if let AnyPushRule { actions, default, enabled, rule_id, pattern: Some(pattern), .. } =
push_rule
{
Ok(PatternedPushRule { actions, default, enabled, rule_id, pattern })
} else {
Err(MissingPatternError)
}
}
}
/// An error that happens when `AnyPushRule` cannot
/// be converted into `ConditionalPushRule`
#[derive(Debug)]
pub struct MissingConditionsError;
impl Display for MissingConditionsError {
fn fmt(&self, f: &mut Formatter) -> fmt::Result {
write!(f, "Push rule has no conditions.")
}
}
impl Error for MissingConditionsError {}
impl TryFrom<AnyPushRule> for ConditionalPushRule {
type Error = MissingConditionsError;
fn try_from(push_rule: AnyPushRule) -> Result<Self, Self::Error> {
if let AnyPushRule {
actions,
default,
enabled,
rule_id,
conditions: Some(conditions),
..
} = push_rule
{
Ok(ConditionalPushRule { actions, default, enabled, rule_id, conditions })
} else {
Err(MissingConditionsError)
}
}
}