move to regex framework to hopefully reduce bad cpu load
This commit is contained in:
parent
d57e1d3ab1
commit
0ea979a2b7
12
Cargo.lock
generated
12
Cargo.lock
generated
@ -1470,6 +1470,15 @@ version = "0.6.22"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "b5eb417147ba9860a96cfe72a0b93bf88fee1744b5636ec99ab20c1aa9376581"
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[[package]]
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name = "regex_command_attr"
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version = "0.2.0"
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dependencies = [
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"proc-macro2",
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"quote",
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"syn",
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]
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[[package]]
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name = "remove_dir_all"
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version = "0.5.3"
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@ -1889,6 +1898,9 @@ version = "1.1.0"
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dependencies = [
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"dotenv",
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"lazy_static",
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"log 0.4.13",
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"regex",
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"regex_command_attr",
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"reqwest",
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"serenity",
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"songbird",
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@ -12,3 +12,8 @@ tokio = { version = "1.0", features = ["fs", "process", "io-util"] }
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lazy_static = "1.4"
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reqwest = "0.11"
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songbird = "0.1"
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regex = "1.4"
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log = "0.4"
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[dependencies.regex_command_attr]
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path = "./regex_command_attr"
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14
regex_command_attr/Cargo.toml
Normal file
14
regex_command_attr/Cargo.toml
Normal file
@ -0,0 +1,14 @@
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[package]
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name = "regex_command_attr"
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version = "0.2.0"
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authors = ["acdenisSK <acdenissk69@gmail.com>", "jellywx <judesouthworth@pm.me>"]
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edition = "2018"
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description = "Procedural macros for command creation for the RegexFramework for serenity."
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[lib]
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proc-macro = true
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[dependencies]
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quote = "^1.0"
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syn = { version = "^1.0", features = ["full", "derive", "extra-traits"] }
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proc-macro2 = "1.0"
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300
regex_command_attr/src/attributes.rs
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300
regex_command_attr/src/attributes.rs
Normal file
@ -0,0 +1,300 @@
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use proc_macro2::Span;
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use syn::parse::{Error, Result};
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use syn::spanned::Spanned;
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use syn::{Attribute, Ident, Lit, LitStr, Meta, NestedMeta, Path};
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use crate::structures::PermissionLevel;
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use crate::util::{AsOption, LitExt};
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use std::fmt::{self, Write};
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#[derive(Debug, Clone, Copy, PartialEq)]
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pub enum ValueKind {
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// #[<name>]
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Name,
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// #[<name> = <value>]
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Equals,
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// #[<name>([<value>, <value>, <value>, ...])]
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List,
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// #[<name>(<value>)]
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SingleList,
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}
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impl fmt::Display for ValueKind {
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fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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match self {
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ValueKind::Name => f.pad("`#[<name>]`"),
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ValueKind::Equals => f.pad("`#[<name> = <value>]`"),
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ValueKind::List => f.pad("`#[<name>([<value>, <value>, <value>, ...])]`"),
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ValueKind::SingleList => f.pad("`#[<name>(<value>)]`"),
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}
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}
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}
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fn to_ident(p: Path) -> Result<Ident> {
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if p.segments.is_empty() {
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return Err(Error::new(
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p.span(),
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"cannot convert an empty path to an identifier",
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));
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}
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if p.segments.len() > 1 {
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return Err(Error::new(
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p.span(),
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"the path must not have more than one segment",
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));
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}
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if !p.segments[0].arguments.is_empty() {
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return Err(Error::new(
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p.span(),
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"the singular path segment must not have any arguments",
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));
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}
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Ok(p.segments[0].ident.clone())
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}
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#[derive(Debug)]
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pub struct Values {
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pub name: Ident,
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pub literals: Vec<Lit>,
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pub kind: ValueKind,
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pub span: Span,
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}
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impl Values {
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#[inline]
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pub fn new(name: Ident, kind: ValueKind, literals: Vec<Lit>, span: Span) -> Self {
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Values {
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name,
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literals,
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kind,
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span,
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}
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}
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}
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pub fn parse_values(attr: &Attribute) -> Result<Values> {
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let meta = attr.parse_meta()?;
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match meta {
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Meta::Path(path) => {
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let name = to_ident(path)?;
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Ok(Values::new(name, ValueKind::Name, Vec::new(), attr.span()))
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}
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Meta::List(meta) => {
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let name = to_ident(meta.path)?;
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let nested = meta.nested;
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if nested.is_empty() {
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return Err(Error::new(attr.span(), "list cannot be empty"));
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}
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let mut lits = Vec::with_capacity(nested.len());
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for meta in nested {
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match meta {
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NestedMeta::Lit(l) => lits.push(l),
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NestedMeta::Meta(m) => match m {
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Meta::Path(path) => {
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let i = to_ident(path)?;
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lits.push(Lit::Str(LitStr::new(&i.to_string(), i.span())))
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}
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Meta::List(_) | Meta::NameValue(_) => {
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return Err(Error::new(attr.span(), "cannot nest a list; only accept literals and identifiers at this level"))
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}
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},
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}
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}
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let kind = if lits.len() == 1 {
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ValueKind::SingleList
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} else {
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ValueKind::List
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};
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Ok(Values::new(name, kind, lits, attr.span()))
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}
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Meta::NameValue(meta) => {
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let name = to_ident(meta.path)?;
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let lit = meta.lit;
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Ok(Values::new(name, ValueKind::Equals, vec![lit], attr.span()))
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}
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}
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}
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#[derive(Debug, Clone)]
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struct DisplaySlice<'a, T>(&'a [T]);
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impl<'a, T: fmt::Display> fmt::Display for DisplaySlice<'a, T> {
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fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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let mut iter = self.0.iter().enumerate();
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match iter.next() {
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None => f.write_str("nothing")?,
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Some((idx, elem)) => {
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write!(f, "{}: {}", idx, elem)?;
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for (idx, elem) in iter {
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f.write_char('\n')?;
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write!(f, "{}: {}", idx, elem)?;
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}
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}
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}
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Ok(())
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}
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}
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#[inline]
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fn is_form_acceptable(expect: &[ValueKind], kind: ValueKind) -> bool {
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if expect.contains(&ValueKind::List) && kind == ValueKind::SingleList {
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true
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} else {
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expect.contains(&kind)
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}
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}
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#[inline]
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fn validate(values: &Values, forms: &[ValueKind]) -> Result<()> {
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if !is_form_acceptable(forms, values.kind) {
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return Err(Error::new(
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values.span,
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// Using the `_args` version here to avoid an allocation.
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format_args!(
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"the attribute must be in of these forms:\n{}",
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DisplaySlice(forms)
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),
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));
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}
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Ok(())
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}
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#[inline]
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pub fn parse<T: AttributeOption>(values: Values) -> Result<T> {
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T::parse(values)
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}
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pub trait AttributeOption: Sized {
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fn parse(values: Values) -> Result<Self>;
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}
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impl AttributeOption for Vec<String> {
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fn parse(values: Values) -> Result<Self> {
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validate(&values, &[ValueKind::List])?;
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Ok(values
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.literals
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.into_iter()
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.map(|lit| lit.to_str())
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.collect())
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}
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}
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impl AttributeOption for String {
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#[inline]
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fn parse(values: Values) -> Result<Self> {
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validate(&values, &[ValueKind::Equals, ValueKind::SingleList])?;
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Ok(values.literals[0].to_str())
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}
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}
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impl AttributeOption for bool {
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#[inline]
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fn parse(values: Values) -> Result<Self> {
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validate(&values, &[ValueKind::Name, ValueKind::SingleList])?;
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Ok(values.literals.get(0).map_or(true, |l| l.to_bool()))
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}
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}
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impl AttributeOption for Ident {
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#[inline]
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fn parse(values: Values) -> Result<Self> {
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validate(&values, &[ValueKind::SingleList])?;
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Ok(values.literals[0].to_ident())
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}
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}
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impl AttributeOption for Vec<Ident> {
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#[inline]
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fn parse(values: Values) -> Result<Self> {
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validate(&values, &[ValueKind::List])?;
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Ok(values.literals.into_iter().map(|l| l.to_ident()).collect())
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}
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}
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impl AttributeOption for Option<String> {
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fn parse(values: Values) -> Result<Self> {
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validate(
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&values,
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&[ValueKind::Name, ValueKind::Equals, ValueKind::SingleList],
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)?;
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Ok(values.literals.get(0).map(|l| l.to_str()))
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}
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}
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impl AttributeOption for PermissionLevel {
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fn parse(values: Values) -> Result<Self> {
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validate(&values, &[ValueKind::SingleList])?;
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Ok(values
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.literals
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.get(0)
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.map(|l| PermissionLevel::from_str(&*l.to_str()).unwrap())
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.unwrap())
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}
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}
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impl<T: AttributeOption> AttributeOption for AsOption<T> {
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#[inline]
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fn parse(values: Values) -> Result<Self> {
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Ok(AsOption(Some(T::parse(values)?)))
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}
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}
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macro_rules! attr_option_num {
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($($n:ty),*) => {
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$(
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impl AttributeOption for $n {
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fn parse(values: Values) -> Result<Self> {
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validate(&values, &[ValueKind::SingleList])?;
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Ok(match &values.literals[0] {
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Lit::Int(l) => l.base10_parse::<$n>()?,
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l => {
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let s = l.to_str();
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// Use `as_str` to guide the compiler to use `&str`'s parse method.
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// We don't want to use our `parse` method here (`impl AttributeOption for String`).
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match s.as_str().parse::<$n>() {
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Ok(n) => n,
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Err(_) => return Err(Error::new(l.span(), "invalid integer")),
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}
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}
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})
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}
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}
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impl AttributeOption for Option<$n> {
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#[inline]
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fn parse(values: Values) -> Result<Self> {
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<$n as AttributeOption>::parse(values).map(Some)
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}
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}
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)*
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}
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}
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attr_option_num!(u16, u32, usize);
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5
regex_command_attr/src/consts.rs
Normal file
5
regex_command_attr/src/consts.rs
Normal file
@ -0,0 +1,5 @@
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pub mod suffixes {
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pub const COMMAND: &str = "COMMAND";
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}
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pub use self::suffixes::*;
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100
regex_command_attr/src/lib.rs
Normal file
100
regex_command_attr/src/lib.rs
Normal file
@ -0,0 +1,100 @@
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#![deny(rust_2018_idioms)]
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// FIXME: Remove this in a foreseeable future.
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// Currently exists for backwards compatibility to previous Rust versions.
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#![recursion_limit = "128"]
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#[allow(unused_extern_crates)]
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extern crate proc_macro;
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use proc_macro::TokenStream;
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use quote::quote;
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use syn::{parse::Error, parse_macro_input, parse_quote, spanned::Spanned, Lit};
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pub(crate) mod attributes;
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pub(crate) mod consts;
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pub(crate) mod structures;
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#[macro_use]
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pub(crate) mod util;
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use attributes::*;
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use consts::*;
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use structures::*;
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use util::*;
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macro_rules! match_options {
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($v:expr, $values:ident, $options:ident, $span:expr => [$($name:ident);*]) => {
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match $v {
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$(
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stringify!($name) => $options.$name = propagate_err!($crate::attributes::parse($values)),
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)*
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_ => {
|
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return Error::new($span, format_args!("invalid attribute: {:?}", $v))
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.to_compile_error()
|
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.into();
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},
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}
|
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};
|
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}
|
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|
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#[proc_macro_attribute]
|
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pub fn command(attr: TokenStream, input: TokenStream) -> TokenStream {
|
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let mut fun = parse_macro_input!(input as CommandFun);
|
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|
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let lit_name = if !attr.is_empty() {
|
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parse_macro_input!(attr as Lit).to_str()
|
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} else {
|
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fun.name.to_string()
|
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};
|
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|
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let mut options = Options::new();
|
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|
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for attribute in &fun.attributes {
|
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let span = attribute.span();
|
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let values = propagate_err!(parse_values(attribute));
|
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|
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let name = values.name.to_string();
|
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let name = &name[..];
|
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|
||||
match_options!(name, values, options, span => [
|
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permission_level
|
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]);
|
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}
|
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|
||||
let Options { permission_level } = options;
|
||||
|
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propagate_err!(create_declaration_validations(&mut fun, DeclarFor::Command));
|
||||
|
||||
let res = parse_quote!(serenity::framework::standard::CommandResult);
|
||||
create_return_type_validation(&mut fun, res);
|
||||
|
||||
let visibility = fun.visibility;
|
||||
let name = fun.name.clone();
|
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let body = fun.body;
|
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let ret = fun.ret;
|
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|
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let n = name.with_suffix(COMMAND);
|
||||
|
||||
let cooked = fun.cooked.clone();
|
||||
|
||||
let command_path = quote!(crate::framework::Command);
|
||||
|
||||
populate_fut_lifetimes_on_refs(&mut fun.args);
|
||||
let args = fun.args;
|
||||
|
||||
(quote! {
|
||||
#(#cooked)*
|
||||
pub static #n: #command_path = #command_path {
|
||||
func: #name,
|
||||
name: #lit_name,
|
||||
required_perms: #permission_level,
|
||||
};
|
||||
|
||||
#visibility fn #name<'fut> (#(#args),*) -> ::serenity::futures::future::BoxFuture<'fut, #ret> {
|
||||
use ::serenity::futures::future::FutureExt;
|
||||
|
||||
async move { #(#body)* }.boxed()
|
||||
}
|
||||
})
|
||||
.into()
|
||||
}
|
||||
236
regex_command_attr/src/structures.rs
Normal file
236
regex_command_attr/src/structures.rs
Normal file
@ -0,0 +1,236 @@
|
||||
use crate::util::{Argument, Parenthesised};
|
||||
use proc_macro2::Span;
|
||||
use proc_macro2::TokenStream as TokenStream2;
|
||||
use quote::{quote, ToTokens};
|
||||
use syn::{
|
||||
braced,
|
||||
parse::{Error, Parse, ParseStream, Result},
|
||||
spanned::Spanned,
|
||||
Attribute, Block, FnArg, Ident, Pat, Path, PathSegment, ReturnType, Stmt, Token, Type,
|
||||
Visibility,
|
||||
};
|
||||
|
||||
fn parse_argument(arg: FnArg) -> Result<Argument> {
|
||||
match arg {
|
||||
FnArg::Typed(typed) => {
|
||||
let pat = typed.pat;
|
||||
let kind = typed.ty;
|
||||
|
||||
match *pat {
|
||||
Pat::Ident(id) => {
|
||||
let name = id.ident;
|
||||
let mutable = id.mutability;
|
||||
|
||||
Ok(Argument {
|
||||
mutable,
|
||||
name,
|
||||
kind: *kind,
|
||||
})
|
||||
}
|
||||
Pat::Wild(wild) => {
|
||||
let token = wild.underscore_token;
|
||||
|
||||
let name = Ident::new("_", token.spans[0]);
|
||||
|
||||
Ok(Argument {
|
||||
mutable: None,
|
||||
name,
|
||||
kind: *kind,
|
||||
})
|
||||
}
|
||||
_ => Err(Error::new(
|
||||
pat.span(),
|
||||
format_args!("unsupported pattern: {:?}", pat),
|
||||
)),
|
||||
}
|
||||
}
|
||||
FnArg::Receiver(_) => Err(Error::new(
|
||||
arg.span(),
|
||||
format_args!("`self` arguments are prohibited: {:?}", arg),
|
||||
)),
|
||||
}
|
||||
}
|
||||
|
||||
/// Test if the attribute is cooked.
|
||||
fn is_cooked(attr: &Attribute) -> bool {
|
||||
const COOKED_ATTRIBUTE_NAMES: &[&str] = &[
|
||||
"cfg", "cfg_attr", "doc", "derive", "inline", "allow", "warn", "deny", "forbid",
|
||||
];
|
||||
|
||||
COOKED_ATTRIBUTE_NAMES.iter().any(|n| attr.path.is_ident(n))
|
||||
}
|
||||
|
||||
/// Removes cooked attributes from a vector of attributes. Uncooked attributes are left in the vector.
|
||||
///
|
||||
/// # Return
|
||||
///
|
||||
/// Returns a vector of cooked attributes that have been removed from the input vector.
|
||||
fn remove_cooked(attrs: &mut Vec<Attribute>) -> Vec<Attribute> {
|
||||
let mut cooked = Vec::new();
|
||||
|
||||
// FIXME: Replace with `Vec::drain_filter` once it is stable.
|
||||
let mut i = 0;
|
||||
while i < attrs.len() {
|
||||
if !is_cooked(&attrs[i]) {
|
||||
i += 1;
|
||||
continue;
|
||||
}
|
||||
|
||||
cooked.push(attrs.remove(i));
|
||||
}
|
||||
|
||||
cooked
|
||||
}
|
||||
|
||||
#[derive(Debug)]
|
||||
pub struct CommandFun {
|
||||
/// `#[...]`-style attributes.
|
||||
pub attributes: Vec<Attribute>,
|
||||
/// Populated cooked attributes. These are attributes outside of the realm of this crate's procedural macros
|
||||
/// and will appear in generated output.
|
||||
pub cooked: Vec<Attribute>,
|
||||
pub visibility: Visibility,
|
||||
pub name: Ident,
|
||||
pub args: Vec<Argument>,
|
||||
pub ret: Type,
|
||||
pub body: Vec<Stmt>,
|
||||
}
|
||||
|
||||
impl Parse for CommandFun {
|
||||
fn parse(input: ParseStream<'_>) -> Result<Self> {
|
||||
let mut attributes = input.call(Attribute::parse_outer)?;
|
||||
|
||||
// `#[doc = "..."]` is a cooked attribute but it is special-cased for commands.
|
||||
for attr in &mut attributes {
|
||||
// Rename documentation comment attributes (`#[doc = "..."]`) to `#[description = "..."]`.
|
||||
if attr.path.is_ident("doc") {
|
||||
attr.path = Path::from(PathSegment::from(Ident::new(
|
||||
"description",
|
||||
Span::call_site(),
|
||||
)));
|
||||
}
|
||||
}
|
||||
|
||||
let cooked = remove_cooked(&mut attributes);
|
||||
|
||||
let visibility = input.parse::<Visibility>()?;
|
||||
|
||||
input.parse::<Token![async]>()?;
|
||||
|
||||
input.parse::<Token![fn]>()?;
|
||||
let name = input.parse()?;
|
||||
|
||||
// (...)
|
||||
let Parenthesised(args) = input.parse::<Parenthesised<FnArg>>()?;
|
||||
|
||||
let ret = match input.parse::<ReturnType>()? {
|
||||
ReturnType::Type(_, t) => (*t).clone(),
|
||||
ReturnType::Default => {
|
||||
return Err(input
|
||||
.error("expected a result type of either `CommandResult` or `CheckResult`"))
|
||||
}
|
||||
};
|
||||
|
||||
// { ... }
|
||||
let bcont;
|
||||
braced!(bcont in input);
|
||||
let body = bcont.call(Block::parse_within)?;
|
||||
|
||||
let args = args
|
||||
.into_iter()
|
||||
.map(parse_argument)
|
||||
.collect::<Result<Vec<_>>>()?;
|
||||
|
||||
Ok(Self {
|
||||
attributes,
|
||||
cooked,
|
||||
visibility,
|
||||
name,
|
||||
args,
|
||||
ret,
|
||||
body,
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
impl ToTokens for CommandFun {
|
||||
fn to_tokens(&self, stream: &mut TokenStream2) {
|
||||
let Self {
|
||||
attributes: _,
|
||||
cooked,
|
||||
visibility,
|
||||
name,
|
||||
args,
|
||||
ret,
|
||||
body,
|
||||
} = self;
|
||||
|
||||
stream.extend(quote! {
|
||||
#(#cooked)*
|
||||
#visibility async fn #name (#(#args),*) -> #ret {
|
||||
#(#body)*
|
||||
}
|
||||
});
|
||||
}
|
||||
}
|
||||
|
||||
#[derive(Debug)]
|
||||
pub enum PermissionLevel {
|
||||
Unrestricted,
|
||||
Managed,
|
||||
Restricted,
|
||||
}
|
||||
|
||||
impl Default for PermissionLevel {
|
||||
fn default() -> Self {
|
||||
Self::Unrestricted
|
||||
}
|
||||
}
|
||||
|
||||
impl PermissionLevel {
|
||||
pub fn from_str(s: &str) -> Option<Self> {
|
||||
Some(match s.to_uppercase().as_str() {
|
||||
"UNRESTRICTED" => Self::Unrestricted,
|
||||
"MANAGED" => Self::Managed,
|
||||
"RESTRICTED" => Self::Restricted,
|
||||
_ => return None,
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
impl ToTokens for PermissionLevel {
|
||||
fn to_tokens(&self, stream: &mut TokenStream2) {
|
||||
let path = quote!(crate::framework::PermissionLevel);
|
||||
let variant;
|
||||
|
||||
match self {
|
||||
Self::Unrestricted => {
|
||||
variant = quote!(Unrestricted);
|
||||
}
|
||||
|
||||
Self::Managed => {
|
||||
variant = quote!(Managed);
|
||||
}
|
||||
|
||||
Self::Restricted => {
|
||||
variant = quote!(Restricted);
|
||||
}
|
||||
}
|
||||
|
||||
stream.extend(quote! {
|
||||
#path::#variant
|
||||
});
|
||||
}
|
||||
}
|
||||
|
||||
#[derive(Debug, Default)]
|
||||
pub struct Options {
|
||||
pub permission_level: PermissionLevel,
|
||||
}
|
||||
|
||||
impl Options {
|
||||
#[inline]
|
||||
pub fn new() -> Self {
|
||||
Self::default()
|
||||
}
|
||||
}
|
||||
244
regex_command_attr/src/util.rs
Normal file
244
regex_command_attr/src/util.rs
Normal file
@ -0,0 +1,244 @@
|
||||
use crate::structures::CommandFun;
|
||||
use proc_macro::TokenStream;
|
||||
use proc_macro2::Span;
|
||||
use proc_macro2::TokenStream as TokenStream2;
|
||||
use quote::{format_ident, quote, ToTokens};
|
||||
use syn::{
|
||||
braced, bracketed, parenthesized,
|
||||
parse::{Error, Parse, ParseStream, Result as SynResult},
|
||||
parse_quote,
|
||||
punctuated::Punctuated,
|
||||
spanned::Spanned,
|
||||
token::{Comma, Mut},
|
||||
Ident, Lifetime, Lit, Type,
|
||||
};
|
||||
|
||||
pub trait LitExt {
|
||||
fn to_str(&self) -> String;
|
||||
fn to_bool(&self) -> bool;
|
||||
fn to_ident(&self) -> Ident;
|
||||
}
|
||||
|
||||
impl LitExt for Lit {
|
||||
fn to_str(&self) -> String {
|
||||
match self {
|
||||
Lit::Str(s) => s.value(),
|
||||
Lit::ByteStr(s) => unsafe { String::from_utf8_unchecked(s.value()) },
|
||||
Lit::Char(c) => c.value().to_string(),
|
||||
Lit::Byte(b) => (b.value() as char).to_string(),
|
||||
_ => panic!("values must be a (byte)string or a char"),
|
||||
}
|
||||
}
|
||||
|
||||
fn to_bool(&self) -> bool {
|
||||
if let Lit::Bool(b) = self {
|
||||
b.value
|
||||
} else {
|
||||
self.to_str()
|
||||
.parse()
|
||||
.unwrap_or_else(|_| panic!("expected bool from {:?}", self))
|
||||
}
|
||||
}
|
||||
|
||||
#[inline]
|
||||
fn to_ident(&self) -> Ident {
|
||||
Ident::new(&self.to_str(), self.span())
|
||||
}
|
||||
}
|
||||
|
||||
pub trait IdentExt2: Sized {
|
||||
fn to_uppercase(&self) -> Self;
|
||||
fn with_suffix(&self, suf: &str) -> Ident;
|
||||
}
|
||||
|
||||
impl IdentExt2 for Ident {
|
||||
#[inline]
|
||||
fn to_uppercase(&self) -> Self {
|
||||
format_ident!("{}", self.to_string().to_uppercase())
|
||||
}
|
||||
|
||||
#[inline]
|
||||
fn with_suffix(&self, suffix: &str) -> Ident {
|
||||
format_ident!("{}_{}", self.to_string().to_uppercase(), suffix)
|
||||
}
|
||||
}
|
||||
|
||||
#[inline]
|
||||
pub fn into_stream(e: Error) -> TokenStream {
|
||||
e.to_compile_error().into()
|
||||
}
|
||||
|
||||
macro_rules! propagate_err {
|
||||
($res:expr) => {{
|
||||
match $res {
|
||||
Ok(v) => v,
|
||||
Err(e) => return $crate::util::into_stream(e),
|
||||
}
|
||||
}};
|
||||
}
|
||||
|
||||
#[derive(Debug)]
|
||||
pub struct Bracketed<T>(pub Punctuated<T, Comma>);
|
||||
|
||||
impl<T: Parse> Parse for Bracketed<T> {
|
||||
fn parse(input: ParseStream<'_>) -> SynResult<Self> {
|
||||
let content;
|
||||
bracketed!(content in input);
|
||||
|
||||
Ok(Bracketed(content.parse_terminated(T::parse)?))
|
||||
}
|
||||
}
|
||||
|
||||
#[derive(Debug)]
|
||||
pub struct Braced<T>(pub Punctuated<T, Comma>);
|
||||
|
||||
impl<T: Parse> Parse for Braced<T> {
|
||||
fn parse(input: ParseStream<'_>) -> SynResult<Self> {
|
||||
let content;
|
||||
braced!(content in input);
|
||||
|
||||
Ok(Braced(content.parse_terminated(T::parse)?))
|
||||
}
|
||||
}
|
||||
|
||||
#[derive(Debug)]
|
||||
pub struct Parenthesised<T>(pub Punctuated<T, Comma>);
|
||||
|
||||
impl<T: Parse> Parse for Parenthesised<T> {
|
||||
fn parse(input: ParseStream<'_>) -> SynResult<Self> {
|
||||
let content;
|
||||
parenthesized!(content in input);
|
||||
|
||||
Ok(Parenthesised(content.parse_terminated(T::parse)?))
|
||||
}
|
||||
}
|
||||
|
||||
#[derive(Debug)]
|
||||
pub struct AsOption<T>(pub Option<T>);
|
||||
|
||||
impl<T: ToTokens> ToTokens for AsOption<T> {
|
||||
fn to_tokens(&self, stream: &mut TokenStream2) {
|
||||
match &self.0 {
|
||||
Some(o) => stream.extend(quote!(Some(#o))),
|
||||
None => stream.extend(quote!(None)),
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
impl<T> Default for AsOption<T> {
|
||||
#[inline]
|
||||
fn default() -> Self {
|
||||
AsOption(None)
|
||||
}
|
||||
}
|
||||
|
||||
#[derive(Debug)]
|
||||
pub struct Argument {
|
||||
pub mutable: Option<Mut>,
|
||||
pub name: Ident,
|
||||
pub kind: Type,
|
||||
}
|
||||
|
||||
impl ToTokens for Argument {
|
||||
fn to_tokens(&self, stream: &mut TokenStream2) {
|
||||
let Argument {
|
||||
mutable,
|
||||
name,
|
||||
kind,
|
||||
} = self;
|
||||
|
||||
stream.extend(quote! {
|
||||
#mutable #name: #kind
|
||||
});
|
||||
}
|
||||
}
|
||||
|
||||
#[inline]
|
||||
pub fn generate_type_validation(have: Type, expect: Type) -> syn::Stmt {
|
||||
parse_quote! {
|
||||
serenity::static_assertions::assert_type_eq_all!(#have, #expect);
|
||||
}
|
||||
}
|
||||
|
||||
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
|
||||
pub enum DeclarFor {
|
||||
Command,
|
||||
Help,
|
||||
Check,
|
||||
}
|
||||
|
||||
pub fn create_declaration_validations(fun: &mut CommandFun, dec_for: DeclarFor) -> SynResult<()> {
|
||||
let len = match dec_for {
|
||||
DeclarFor::Command => 3,
|
||||
DeclarFor::Help => 6,
|
||||
DeclarFor::Check => 4,
|
||||
};
|
||||
|
||||
if fun.args.len() > len {
|
||||
return Err(Error::new(
|
||||
fun.args.last().unwrap().span(),
|
||||
format_args!("function's arity exceeds more than {} arguments", len),
|
||||
));
|
||||
}
|
||||
|
||||
let context: Type = parse_quote!(&serenity::client::Context);
|
||||
let message: Type = parse_quote!(&serenity::model::channel::Message);
|
||||
let args: Type = parse_quote!(serenity::framework::standard::Args);
|
||||
let args2: Type = parse_quote!(&mut serenity::framework::standard::Args);
|
||||
let options: Type = parse_quote!(&serenity::framework::standard::CommandOptions);
|
||||
let hoptions: Type = parse_quote!(&'static serenity::framework::standard::HelpOptions);
|
||||
let groups: Type = parse_quote!(&[&'static serenity::framework::standard::CommandGroup]);
|
||||
let owners: Type = parse_quote!(std::collections::HashSet<serenity::model::id::UserId>);
|
||||
|
||||
let mut index = 0;
|
||||
|
||||
let mut spoof_or_check = |kind: Type, name: &str| {
|
||||
match fun.args.get(index) {
|
||||
Some(x) => fun
|
||||
.body
|
||||
.insert(0, generate_type_validation(x.kind.clone(), kind)),
|
||||
None => fun.args.push(Argument {
|
||||
mutable: None,
|
||||
name: Ident::new(name, Span::call_site()),
|
||||
kind,
|
||||
}),
|
||||
}
|
||||
|
||||
index += 1;
|
||||
};
|
||||
|
||||
spoof_or_check(context, "_ctx");
|
||||
spoof_or_check(message, "_msg");
|
||||
|
||||
if dec_for == DeclarFor::Check {
|
||||
spoof_or_check(args2, "_args");
|
||||
spoof_or_check(options, "_options");
|
||||
|
||||
return Ok(());
|
||||
}
|
||||
|
||||
spoof_or_check(args, "_args");
|
||||
|
||||
if dec_for == DeclarFor::Help {
|
||||
spoof_or_check(hoptions, "_hoptions");
|
||||
spoof_or_check(groups, "_groups");
|
||||
spoof_or_check(owners, "_owners");
|
||||
}
|
||||
|
||||
Ok(())
|
||||
}
|
||||
|
||||
#[inline]
|
||||
pub fn create_return_type_validation(r#fn: &mut CommandFun, expect: Type) {
|
||||
let stmt = generate_type_validation(r#fn.ret.clone(), expect);
|
||||
r#fn.body.insert(0, stmt);
|
||||
}
|
||||
|
||||
#[inline]
|
||||
pub fn populate_fut_lifetimes_on_refs(args: &mut Vec<Argument>) {
|
||||
for arg in args {
|
||||
if let Type::Reference(reference) = &mut arg.kind {
|
||||
reference.lifetime = Some(Lifetime::new("'fut", Span::call_site()));
|
||||
}
|
||||
}
|
||||
}
|
||||
339
src/framework.rs
Normal file
339
src/framework.rs
Normal file
@ -0,0 +1,339 @@
|
||||
use serenity::{
|
||||
async_trait,
|
||||
client::Context,
|
||||
constants::MESSAGE_CODE_LIMIT,
|
||||
framework::{standard::Args, Framework},
|
||||
futures::prelude::future::BoxFuture,
|
||||
http::Http,
|
||||
model::{
|
||||
channel::{Channel, GuildChannel, Message},
|
||||
guild::{Guild, Member},
|
||||
id::ChannelId,
|
||||
},
|
||||
Result as SerenityResult,
|
||||
};
|
||||
|
||||
use log::{error, info, warn};
|
||||
|
||||
use regex::{Match, Regex, RegexBuilder};
|
||||
|
||||
use std::{collections::HashMap, fmt};
|
||||
|
||||
use crate::{guild_data::GuildData, MySQL};
|
||||
use serenity::framework::standard::{CommandResult, Delimiter};
|
||||
|
||||
type CommandFn = for<'fut> fn(&'fut Context, &'fut Message, Args) -> BoxFuture<'fut, CommandResult>;
|
||||
|
||||
#[derive(Debug, PartialEq)]
|
||||
pub enum PermissionLevel {
|
||||
Unrestricted,
|
||||
Managed,
|
||||
Restricted,
|
||||
}
|
||||
|
||||
pub struct Command {
|
||||
pub name: &'static str,
|
||||
pub required_perms: PermissionLevel,
|
||||
pub func: CommandFn,
|
||||
}
|
||||
|
||||
impl Command {
|
||||
async fn check_permissions(&self, ctx: &Context, guild: &Guild, member: &Member) -> bool {
|
||||
if self.required_perms == PermissionLevel::Unrestricted {
|
||||
true
|
||||
} else {
|
||||
let permissions = guild.member_permissions(&ctx, &member.user).await.unwrap();
|
||||
|
||||
if permissions.manage_guild() && self.required_perms == PermissionLevel::Managed {
|
||||
return true;
|
||||
}
|
||||
|
||||
if self.required_perms == PermissionLevel::Managed {
|
||||
let pool = ctx
|
||||
.data
|
||||
.read()
|
||||
.await
|
||||
.get::<MySQL>()
|
||||
.cloned()
|
||||
.expect("Could not get SQLPool from data");
|
||||
|
||||
match sqlx::query!(
|
||||
"
|
||||
SELECT role
|
||||
FROM roles
|
||||
WHERE guild_id = ?
|
||||
",
|
||||
guild.id.as_u64()
|
||||
)
|
||||
.fetch_all(&pool)
|
||||
.await
|
||||
{
|
||||
Ok(rows) => {
|
||||
let role_ids = member
|
||||
.roles
|
||||
.iter()
|
||||
.map(|r| *r.as_u64())
|
||||
.collect::<Vec<u64>>();
|
||||
|
||||
for row in rows {
|
||||
if role_ids.contains(&row.role) || &row.role == guild.id.as_u64() {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
|
||||
false
|
||||
}
|
||||
|
||||
Err(sqlx::Error::RowNotFound) => false,
|
||||
|
||||
Err(e) => {
|
||||
warn!("Unexpected error occurred querying roles: {:?}", e);
|
||||
|
||||
false
|
||||
}
|
||||
}
|
||||
} else {
|
||||
false
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
impl fmt::Debug for Command {
|
||||
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
|
||||
f.debug_struct("Command")
|
||||
.field("name", &self.name)
|
||||
.field("required_perms", &self.required_perms)
|
||||
.finish()
|
||||
}
|
||||
}
|
||||
|
||||
#[async_trait]
|
||||
pub trait SendIterator {
|
||||
async fn say_lines(
|
||||
self,
|
||||
http: impl AsRef<Http> + Send + Sync + 'async_trait,
|
||||
content: impl Iterator<Item = String> + Send + 'async_trait,
|
||||
) -> SerenityResult<()>;
|
||||
}
|
||||
|
||||
#[async_trait]
|
||||
impl SendIterator for ChannelId {
|
||||
async fn say_lines(
|
||||
self,
|
||||
http: impl AsRef<Http> + Send + Sync + 'async_trait,
|
||||
content: impl Iterator<Item = String> + Send + 'async_trait,
|
||||
) -> SerenityResult<()> {
|
||||
let mut current_content = String::new();
|
||||
|
||||
for line in content {
|
||||
if current_content.len() + line.len() > MESSAGE_CODE_LIMIT as usize {
|
||||
self.send_message(&http, |m| {
|
||||
m.allowed_mentions(|am| am.empty_parse())
|
||||
.content(¤t_content)
|
||||
})
|
||||
.await?;
|
||||
|
||||
current_content = line;
|
||||
} else {
|
||||
current_content = format!("{}\n{}", current_content, line);
|
||||
}
|
||||
}
|
||||
if !current_content.is_empty() {
|
||||
self.send_message(&http, |m| {
|
||||
m.allowed_mentions(|am| am.empty_parse())
|
||||
.content(¤t_content)
|
||||
})
|
||||
.await?;
|
||||
}
|
||||
|
||||
Ok(())
|
||||
}
|
||||
}
|
||||
|
||||
pub struct RegexFramework {
|
||||
commands: HashMap<String, &'static Command>,
|
||||
command_matcher: Regex,
|
||||
default_prefix: String,
|
||||
client_id: u64,
|
||||
ignore_bots: bool,
|
||||
case_insensitive: bool,
|
||||
}
|
||||
|
||||
impl RegexFramework {
|
||||
pub fn new<T: Into<u64>>(client_id: T) -> Self {
|
||||
Self {
|
||||
commands: HashMap::new(),
|
||||
command_matcher: Regex::new(r#"^$"#).unwrap(),
|
||||
default_prefix: "".to_string(),
|
||||
client_id: client_id.into(),
|
||||
ignore_bots: true,
|
||||
case_insensitive: true,
|
||||
}
|
||||
}
|
||||
|
||||
pub fn case_insensitive(mut self, case_insensitive: bool) -> Self {
|
||||
self.case_insensitive = case_insensitive;
|
||||
|
||||
self
|
||||
}
|
||||
|
||||
pub fn default_prefix<T: ToString>(mut self, new_prefix: T) -> Self {
|
||||
self.default_prefix = new_prefix.to_string();
|
||||
|
||||
self
|
||||
}
|
||||
|
||||
pub fn ignore_bots(mut self, ignore_bots: bool) -> Self {
|
||||
self.ignore_bots = ignore_bots;
|
||||
|
||||
self
|
||||
}
|
||||
|
||||
pub fn add_command<S: ToString>(mut self, name: S, command: &'static Command) -> Self {
|
||||
self.commands.insert(name.to_string(), command);
|
||||
|
||||
self
|
||||
}
|
||||
|
||||
pub fn build(mut self) -> Self {
|
||||
let command_names;
|
||||
|
||||
{
|
||||
let mut command_names_vec = self.commands.keys().map(|k| &k[..]).collect::<Vec<&str>>();
|
||||
|
||||
command_names_vec.sort_unstable_by(|a, b| b.len().cmp(&a.len()));
|
||||
|
||||
command_names = command_names_vec.join("|");
|
||||
}
|
||||
|
||||
info!("Command names: {}", command_names);
|
||||
|
||||
{
|
||||
let match_string = r#"^(?:(?:<@ID>\s*)|(?:<@!ID>\s*)|(?P<prefix>\S{1,5}?))(?P<cmd>COMMANDS)(?:$|\s+(?P<args>.*))$"#
|
||||
.replace("COMMANDS", command_names.as_str())
|
||||
.replace("ID", self.client_id.to_string().as_str());
|
||||
|
||||
self.command_matcher = RegexBuilder::new(match_string.as_str())
|
||||
.case_insensitive(self.case_insensitive)
|
||||
.dot_matches_new_line(true)
|
||||
.build()
|
||||
.unwrap();
|
||||
}
|
||||
|
||||
self
|
||||
}
|
||||
}
|
||||
|
||||
enum PermissionCheck {
|
||||
None, // No permissions
|
||||
All, // Sufficient permissions
|
||||
}
|
||||
|
||||
#[async_trait]
|
||||
impl Framework for RegexFramework {
|
||||
async fn dispatch(&self, ctx: Context, msg: Message) {
|
||||
async fn check_self_permissions(
|
||||
ctx: &Context,
|
||||
channel: &GuildChannel,
|
||||
) -> SerenityResult<PermissionCheck> {
|
||||
let user_id = ctx.cache.current_user_id().await;
|
||||
|
||||
let channel_perms = channel.permissions_for_user(ctx, user_id).await?;
|
||||
|
||||
Ok(
|
||||
if channel_perms.send_messages() && channel_perms.embed_links() {
|
||||
PermissionCheck::All
|
||||
} else {
|
||||
PermissionCheck::None
|
||||
},
|
||||
)
|
||||
}
|
||||
|
||||
async fn check_prefix(ctx: &Context, guild: &Guild, prefix_opt: Option<Match<'_>>) -> bool {
|
||||
if let Some(prefix) = prefix_opt {
|
||||
let pool = ctx
|
||||
.data
|
||||
.read()
|
||||
.await
|
||||
.get::<MySQL>()
|
||||
.cloned()
|
||||
.expect("Could not get SQLPool from data");
|
||||
|
||||
let guild_prefix = match GuildData::get_from_id(guild.clone(), pool.clone()).await {
|
||||
Some(guild_data) => guild_data.prefix,
|
||||
|
||||
None => {
|
||||
GuildData::create_from_guild(guild, pool).await.unwrap();
|
||||
String::from("?")
|
||||
}
|
||||
};
|
||||
|
||||
guild_prefix.as_str() == prefix.as_str()
|
||||
} else {
|
||||
true
|
||||
}
|
||||
}
|
||||
|
||||
// gate to prevent analysing messages unnecessarily
|
||||
if msg.author.bot || msg.content.is_empty() {
|
||||
}
|
||||
// Guild Command
|
||||
else if let (Some(guild), Some(Channel::Guild(channel))) =
|
||||
(msg.guild(&ctx).await, msg.channel(&ctx).await)
|
||||
{
|
||||
if let Some(full_match) = self.command_matcher.captures(&msg.content) {
|
||||
if check_prefix(&ctx, &guild, full_match.name("prefix")).await {
|
||||
match check_self_permissions(&ctx, &channel).await {
|
||||
Ok(perms) => match perms {
|
||||
PermissionCheck::All => {
|
||||
let command = self
|
||||
.commands
|
||||
.get(&full_match.name("cmd").unwrap().as_str().to_lowercase())
|
||||
.unwrap();
|
||||
|
||||
let args = full_match
|
||||
.name("args")
|
||||
.map(|m| m.as_str())
|
||||
.unwrap_or("")
|
||||
.to_string();
|
||||
|
||||
let member = guild.member(&ctx, &msg.author).await.unwrap();
|
||||
|
||||
if command.check_permissions(&ctx, &guild, &member).await {
|
||||
dbg!(command.name);
|
||||
|
||||
(command.func)(
|
||||
&ctx,
|
||||
&msg,
|
||||
Args::new(&args, &[Delimiter::Single(' ')]),
|
||||
)
|
||||
.await
|
||||
.unwrap();
|
||||
} else if command.required_perms == PermissionLevel::Restricted {
|
||||
let _ = msg.channel_id.say(&ctx, "You must either be an Admin or have a role specified in `?roles` to do this command").await;
|
||||
} else if command.required_perms == PermissionLevel::Managed {
|
||||
let _ = msg
|
||||
.channel_id
|
||||
.say(&ctx, "You must be an Admin to do this command")
|
||||
.await;
|
||||
}
|
||||
}
|
||||
|
||||
PermissionCheck::None => {
|
||||
warn!("Missing enough permissions for guild {}", guild.id);
|
||||
}
|
||||
},
|
||||
|
||||
Err(e) => {
|
||||
error!(
|
||||
"Error occurred getting permissions in guild {}: {:?}",
|
||||
guild.id, e
|
||||
);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -25,7 +25,7 @@ SELECT id, prefix, volume, allow_greets
|
||||
match guild_data {
|
||||
Ok(g) => Some(g),
|
||||
|
||||
Err(sqlx::Error::RowNotFound) => Self::create_from_guild(guild, db_pool).await.ok(),
|
||||
Err(sqlx::Error::RowNotFound) => Self::create_from_guild(&guild, db_pool).await.ok(),
|
||||
|
||||
Err(e) => {
|
||||
println!("{:?}", e);
|
||||
@ -36,7 +36,7 @@ SELECT id, prefix, volume, allow_greets
|
||||
}
|
||||
|
||||
pub async fn create_from_guild(
|
||||
guild: Guild,
|
||||
guild: &Guild,
|
||||
db_pool: MySqlPool,
|
||||
) -> Result<GuildData, Box<dyn std::error::Error + Send + Sync>> {
|
||||
sqlx::query!(
|
||||
@ -62,7 +62,7 @@ INSERT IGNORE INTO roles (guild_id, role)
|
||||
.await?;
|
||||
|
||||
Ok(GuildData {
|
||||
id: *guild.id.as_u64(),
|
||||
id: guild.id.as_u64().to_owned(),
|
||||
prefix: String::from("?"),
|
||||
volume: 100,
|
||||
allow_greets: true,
|
||||
248
src/main.rs
248
src/main.rs
@ -4,18 +4,18 @@ extern crate lazy_static;
|
||||
extern crate reqwest;
|
||||
|
||||
mod error;
|
||||
mod guilddata;
|
||||
mod framework;
|
||||
mod guild_data;
|
||||
mod sound;
|
||||
|
||||
use guilddata::GuildData;
|
||||
use guild_data::GuildData;
|
||||
use sound::Sound;
|
||||
|
||||
use regex_command_attr::command;
|
||||
|
||||
use serenity::{
|
||||
client::{bridge::gateway::GatewayIntents, Client, Context},
|
||||
framework::standard::{
|
||||
macros::{check, command, group, hook},
|
||||
Args, CommandError, CommandResult, DispatchError, Reason, StandardFramework,
|
||||
},
|
||||
framework::standard::{Args, CommandResult},
|
||||
http::Http,
|
||||
model::{
|
||||
channel::{Channel, Message},
|
||||
@ -34,12 +34,11 @@ use songbird::{
|
||||
Call, SerenityInit,
|
||||
};
|
||||
|
||||
type CheckResult = Result<(), Reason>;
|
||||
|
||||
use sqlx::mysql::MySqlPool;
|
||||
|
||||
use dotenv::dotenv;
|
||||
|
||||
use crate::framework::RegexFramework;
|
||||
use std::{collections::HashMap, env, sync::Arc, time::Duration};
|
||||
use tokio::sync::MutexGuard;
|
||||
|
||||
@ -72,164 +71,6 @@ lazy_static! {
|
||||
};
|
||||
}
|
||||
|
||||
#[group]
|
||||
#[commands(
|
||||
info,
|
||||
help,
|
||||
list_sounds,
|
||||
change_public,
|
||||
search_sounds,
|
||||
show_popular_sounds,
|
||||
show_random_sounds,
|
||||
set_greet_sound
|
||||
)]
|
||||
#[checks(self_perm_check)]
|
||||
struct AllUsers;
|
||||
|
||||
#[group]
|
||||
#[commands(play, upload_new_sound, change_volume, delete_sound, stop_playing)]
|
||||
#[checks(self_perm_check, role_check)]
|
||||
struct RoleManagedUsers;
|
||||
|
||||
#[group]
|
||||
#[commands(change_prefix, set_allowed_roles, allow_greet_sounds)]
|
||||
#[checks(self_perm_check, permission_check)]
|
||||
struct PermissionManagedUsers;
|
||||
|
||||
#[check]
|
||||
#[name("self_perm_check")]
|
||||
async fn self_perm_check(ctx: &Context, msg: &Message, _args: &mut Args) -> CheckResult {
|
||||
let channel_o = msg.channel(&ctx).await;
|
||||
|
||||
if let Some(channel_e) = channel_o {
|
||||
if let Channel::Guild(channel) = channel_e {
|
||||
let permissions_r = channel
|
||||
.permissions_for_user(&ctx, &ctx.cache.current_user_id().await)
|
||||
.await;
|
||||
|
||||
if let Ok(permissions) = permissions_r {
|
||||
if permissions.send_messages() && permissions.embed_links() {
|
||||
Ok(())
|
||||
} else {
|
||||
Err(Reason::Log(
|
||||
"Bot does not have enough permissions".to_string(),
|
||||
))
|
||||
}
|
||||
} else {
|
||||
Err(Reason::Log("No perms found".to_string()))
|
||||
}
|
||||
} else {
|
||||
Err(Reason::Log("No DM commands".to_string()))
|
||||
}
|
||||
} else {
|
||||
Err(Reason::Log("Channel not available".to_string()))
|
||||
}
|
||||
}
|
||||
|
||||
#[check]
|
||||
#[name("role_check")]
|
||||
async fn role_check(ctx: &Context, msg: &Message, _args: &mut Args) -> CheckResult {
|
||||
async fn check_for_roles(ctx: &&Context, msg: &&Message) -> CheckResult {
|
||||
let pool = ctx
|
||||
.data
|
||||
.read()
|
||||
.await
|
||||
.get::<MySQL>()
|
||||
.cloned()
|
||||
.expect("Could not get SQLPool from data");
|
||||
|
||||
let guild_opt = msg.guild(&ctx).await;
|
||||
|
||||
match guild_opt {
|
||||
Some(guild) => {
|
||||
let member_res = guild.member(*ctx, msg.author.id).await;
|
||||
|
||||
match member_res {
|
||||
Ok(member) => {
|
||||
let user_roles: String = member
|
||||
.roles
|
||||
.iter()
|
||||
.map(|r| (*r.as_u64()).to_string())
|
||||
.collect::<Vec<String>>()
|
||||
.join(", ");
|
||||
|
||||
let guild_id = *msg.guild_id.unwrap().as_u64();
|
||||
|
||||
let role_res = sqlx::query!(
|
||||
"
|
||||
SELECT COUNT(1) as count
|
||||
FROM roles
|
||||
WHERE
|
||||
(guild_id = ? AND role IN (?)) OR
|
||||
(role = ?)
|
||||
",
|
||||
guild_id,
|
||||
user_roles,
|
||||
guild_id
|
||||
)
|
||||
.fetch_one(&pool)
|
||||
.await;
|
||||
|
||||
match role_res {
|
||||
Ok(role_count) => {
|
||||
if role_count.count > 0 {
|
||||
Ok(())
|
||||
}
|
||||
else {
|
||||
Err(Reason::User("User has not got a sufficient role. Use `?roles` to set up role restrictions".to_string()))
|
||||
}
|
||||
}
|
||||
|
||||
Err(_) => {
|
||||
Err(Reason::User("User has not got a sufficient role. Use `?roles` to set up role restrictions".to_string()))
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
Err(_) => Err(Reason::User(
|
||||
"Unexpected error looking up user roles".to_string(),
|
||||
)),
|
||||
}
|
||||
}
|
||||
|
||||
None => Err(Reason::User(
|
||||
"Unexpected error looking up guild".to_string(),
|
||||
)),
|
||||
}
|
||||
}
|
||||
|
||||
if perform_permission_check(ctx, &msg).await.is_ok() {
|
||||
Ok(())
|
||||
} else {
|
||||
check_for_roles(&ctx, &msg).await
|
||||
}
|
||||
}
|
||||
|
||||
#[check]
|
||||
#[name("permission_check")]
|
||||
async fn permission_check(ctx: &Context, msg: &Message, _args: &mut Args) -> CheckResult {
|
||||
perform_permission_check(ctx, &msg).await
|
||||
}
|
||||
|
||||
async fn perform_permission_check(ctx: &Context, msg: &&Message) -> CheckResult {
|
||||
if let Some(guild) = msg.guild(&ctx).await {
|
||||
if guild
|
||||
.member_permissions(&ctx, &msg.author)
|
||||
.await
|
||||
.unwrap()
|
||||
.manage_guild()
|
||||
{
|
||||
Ok(())
|
||||
} else {
|
||||
Err(Reason::User(String::from(
|
||||
"User needs `Manage Guild` permission",
|
||||
)))
|
||||
}
|
||||
} else {
|
||||
Err(Reason::User(String::from("Guild not cached")))
|
||||
}
|
||||
}
|
||||
|
||||
// create event handler for bot
|
||||
struct Handler;
|
||||
|
||||
@ -403,28 +244,6 @@ async fn join_channel(
|
||||
}
|
||||
}
|
||||
|
||||
#[hook]
|
||||
async fn log_errors(_: &Context, m: &Message, cmd_name: &str, error: Result<(), CommandError>) {
|
||||
if let Err(e) = error {
|
||||
println!("Error in command {} ({}): {:?}", cmd_name, m.content, e);
|
||||
}
|
||||
}
|
||||
|
||||
#[hook]
|
||||
async fn dispatch_error_hook(ctx: &Context, msg: &Message, error: DispatchError) {
|
||||
match error {
|
||||
DispatchError::CheckFailed(_f, reason) => {
|
||||
if let Reason::User(description) = reason {
|
||||
let _ = msg
|
||||
.reply(ctx, format!("You cannot do this command: {}", description))
|
||||
.await;
|
||||
}
|
||||
}
|
||||
|
||||
_ => {}
|
||||
}
|
||||
}
|
||||
|
||||
// entry point
|
||||
#[tokio::main]
|
||||
async fn main() -> Result<(), Box<dyn std::error::Error + Send + Sync>> {
|
||||
@ -436,46 +255,16 @@ async fn main() -> Result<(), Box<dyn std::error::Error + Send + Sync>> {
|
||||
|
||||
let logged_in_id = http.get_current_user().await?.id;
|
||||
|
||||
let framework = StandardFramework::new()
|
||||
.configure(|c| {
|
||||
c.dynamic_prefix(|ctx, msg| {
|
||||
Box::pin(async move {
|
||||
let pool = ctx
|
||||
.data
|
||||
.read()
|
||||
.await
|
||||
.get::<MySQL>()
|
||||
.cloned()
|
||||
.expect("Could not get SQLPool from data");
|
||||
|
||||
let guild = match msg.guild(&ctx.cache).await {
|
||||
Some(guild) => guild,
|
||||
|
||||
None => {
|
||||
return Some(String::from("?"));
|
||||
}
|
||||
};
|
||||
|
||||
match GuildData::get_from_id(guild.clone(), pool.clone()).await {
|
||||
Some(guild_data) => Some(guild_data.prefix),
|
||||
|
||||
None => {
|
||||
GuildData::create_from_guild(guild, pool).await.unwrap();
|
||||
Some(String::from("?"))
|
||||
}
|
||||
}
|
||||
})
|
||||
})
|
||||
.allow_dm(false)
|
||||
.ignore_bots(true)
|
||||
.ignore_webhooks(true)
|
||||
.on_mention(Some(logged_in_id))
|
||||
})
|
||||
.group(&ALLUSERS_GROUP)
|
||||
.group(&ROLEMANAGEDUSERS_GROUP)
|
||||
.group(&PERMISSIONMANAGEDUSERS_GROUP)
|
||||
.after(log_errors)
|
||||
.on_dispatch_error(dispatch_error_hook);
|
||||
let framework = RegexFramework::new(logged_in_id)
|
||||
.default_prefix("?")
|
||||
.case_insensitive(true)
|
||||
.ignore_bots(true)
|
||||
// info commands
|
||||
.add_command("help", &HELP_COMMAND)
|
||||
.add_command("info", &INFO_COMMAND)
|
||||
.add_command("invite", &INFO_COMMAND)
|
||||
.add_command("donate", &INFO_COMMAND)
|
||||
.build();
|
||||
|
||||
let mut client =
|
||||
Client::builder(&env::var("DISCORD_TOKEN").expect("Missing token from environment"))
|
||||
@ -518,8 +307,7 @@ async fn main() -> Result<(), Box<dyn std::error::Error + Send + Sync>> {
|
||||
Ok(())
|
||||
}
|
||||
|
||||
#[command("play")]
|
||||
#[aliases("p")]
|
||||
#[command]
|
||||
async fn play(ctx: &Context, msg: &Message, args: Args) -> CommandResult {
|
||||
let guild = match msg.guild(&ctx.cache).await {
|
||||
Some(guild) => guild,
|
||||
|
||||
@ -130,7 +130,7 @@ SELECT src
|
||||
.await
|
||||
.unwrap();
|
||||
|
||||
return record.src;
|
||||
record.src
|
||||
}
|
||||
|
||||
pub async fn store_sound_source(
|
||||
|
||||
Loading…
Reference in New Issue
Block a user