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// This file is part of Hexchat Plugin API Bindings for Rust
// Copyright (C) 2018, 2021, 2022 Soni L.
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
use std::ffi::CStr;
use std::ops::Deref;
/// Arguments passed to a hook, until the next argument.
///
/// # Examples
///
/// ```no_run
/// use hexchat_unsafe_plugin::{PluginHandle, Word, WordEol, Eat};
///
/// fn cmd_foo(ph: &mut PluginHandle, arg: Word, arg_eol: WordEol) -> Eat {
/// if arg.len() < 3 {
/// ph.print("Not enough arguments");
/// } else {
/// ph.print(&format!("{} {} {}", arg[0], arg[1], arg[2]));
/// }
/// hexchat_unsafe_plugin::EAT_ALL
/// }
///
/// fn on_privmsg(ph: &mut PluginHandle, word: Word, word_eol: WordEol) -> Eat {
/// if word.len() > 0 && word[0].starts_with('@') {
/// ph.print("We have message tags!?");
/// }
/// hexchat_unsafe_plugin::EAT_NONE
/// }
/// ```
pub struct Word<'a> {
word: Vec<&'a str>
}
/// Arguments passed to a hook, until the end of the line.
///
/// # Examples
///
/// ```no_run
/// use hexchat_unsafe_plugin::{PluginHandle, Word, WordEol, Eat};
///
/// fn cmd_foo(ph: &mut PluginHandle, arg: Word, arg_eol: WordEol) -> Eat {
/// if arg.len() < 3 {
/// ph.print("Not enough arguments");
/// } else {
/// ph.print(&format!("{} {} {}", arg[0], arg[1], arg_eol[2]));
/// }
/// hexchat_unsafe_plugin::EAT_ALL
/// }
///
/// fn on_privmsg(ph: &mut PluginHandle, word: Word, word_eol: WordEol) -> Eat {
/// if word_eol.len() > 0 && word[0].starts_with('@') {
/// ph.print("We have message tags!?");
/// }
/// hexchat_unsafe_plugin::EAT_NONE
/// }
/// ```
pub struct WordEol<'a> {
word_eol: Vec<&'a str>
}
impl<'a> Word<'a> {
/// Creates a new Word.
///
/// # Safety
///
/// Uses raw pointers.
pub(crate) unsafe fn new(word: *const *const libc::c_char) -> Word<'a> {
let mut vec = vec![];
for i in 1..32 {
let w = *word.offset(i);
if !w.is_null() {
vec.push(CStr::from_ptr(w).to_str().expect("non-utf8 word - broken hexchat"))
}
}
while let Some(&"") = vec.last() {
vec.pop();
}
Word { word: vec }
}
}
/// Provides access to the contents of the Word.
impl<'a> Deref for Word<'a> {
type Target = [&'a str];
fn deref(&self) -> &[&'a str] {
&self.word
}
}
impl<'a> WordEol<'a> {
/// Creates a new WordEol.
///
/// # Safety
///
/// Uses raw pointers.
pub(crate) unsafe fn new(word_eol: *const *const libc::c_char) -> WordEol<'a> {
let mut vec = vec![];
for i in 1..32 {
let w = *word_eol.offset(i);
if !w.is_null() {
vec.push(CStr::from_ptr(w).to_str().expect("non-utf8 word_eol - broken hexchat"))
}
}
while let Some(&"") = vec.last() {
vec.pop();
}
WordEol { word_eol: vec }
}
}
/// Provides access to the contents of the WordEol.
impl<'a> Deref for WordEol<'a> {
type Target = [&'a str];
fn deref(&self) -> &[&'a str] {
&self.word_eol
}
}
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