mirror of https://github.com/MedzikUser/servers
99 lines
2.7 KiB
Rust
99 lines
2.7 KiB
Rust
use std::io::Write;
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use log::{error, trace, info};
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use crate::plugins::PluginManagerType;
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use super::Client;
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/// Handle Client connection
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pub async fn handle_connection(
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mut client: Client,
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plugin_manager: PluginManagerType,
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) -> anyhow::Result<()> {
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info!("New Client: {}", client.stream.peer_addr()?);
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// run `onConnect` events from plugins
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check_event(&mut client, &plugin_manager, "onConnect").await?;
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loop {
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// read client message/buffer
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let buf = client.read()?;
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// run `onSend` events from plugins
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check_event(&mut client, &plugin_manager, "onSend").await?;
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// split the message by whitespaces and collect it into Vec<&str>
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let mut args = buf.split_ascii_whitespace().collect::<Vec<&str>>();
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// client sent an empty buffer
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if args.is_empty() {
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client.send("empty buffer")?;
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// don't execute the following commands because it causes panic
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continue;
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}
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// get command from args
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let cmd = args[0];
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// remove command name from args
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args = args[1..args.len()].to_vec();
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// search if a command exists
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for command in plugin_manager.commands.iter() {
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// if this is the entered command
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if cmd == command.name() {
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trace!("Executing a command `{}`", command.name());
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// execute command
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match command.execute(&mut client, args, &plugin_manager).await {
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Ok(_) => (),
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Err(err) => {
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error!("failed to execute command `{cmd}`, error message = `{err}`");
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client.send(&format!("error: {err}"))?;
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}
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}
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// don't search for more commands
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break;
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}
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}
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// if an I/O or EOF error, abort the connection
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if client.stream.flush().is_err() {
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// terminate connection
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break;
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}
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}
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Ok(())
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}
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/// Search for a events and execute it
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async fn check_event(
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client: &mut Client,
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events: &PluginManagerType,
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event_name: &str,
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) -> anyhow::Result<()> {
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for event in events.events.iter() {
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// check if this event should be started
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if event.name() == event_name {
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trace!("Executing a event `{}`", event.name());
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// execute event
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match event.execute(client).await {
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Ok(_) => (),
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Err(err) => {
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error!("failed to execute event `{event_name}`, error message = `{err}`");
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client.send(&format!("error: {err}"))?;
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}
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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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