From 869b22874fb64935bff0f25f9a5dacb18b9d1548 Mon Sep 17 00:00:00 2001
From: Jokler <jokler.contact@gmail.com>
Date: Wed, 20 Feb 2019 22:53:56 +0100
Subject: Plugins: Replace Emoji with Unicode

The new plugin adds a command which allows
checking the name and some info of a character.
---
 src/plugins/unicode.rs | 100 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 100 insertions(+)
 create mode 100644 src/plugins/unicode.rs

(limited to 'src/plugins/unicode.rs')

diff --git a/src/plugins/unicode.rs b/src/plugins/unicode.rs
new file mode 100644
index 0000000..7633c2d
--- /dev/null
+++ b/src/plugins/unicode.rs
@@ -0,0 +1,100 @@
+extern crate unicode_names;
+
+use std::marker::PhantomData;
+use std::fmt;
+
+use irc::client::prelude::*;
+
+use plugin::*;
+use FrippyClient;
+
+use error::ErrorKind as FrippyErrorKind;
+use error::FrippyError;
+use failure::Fail;
+use failure::ResultExt;
+
+#[derive(PluginName, Default, Debug)]
+pub struct Unicode<C> {
+    phantom: PhantomData<C>,
+}
+
+impl<C: FrippyClient> Unicode<C> {
+    pub fn new() -> Unicode<C> {
+        Unicode {
+            phantom: PhantomData,
+        }
+    }
+
+    fn get_name(&self, symbol: char) -> String {
+        match unicode_names::name(symbol) {
+            Some(sym) => sym.to_string().to_lowercase(),
+            None => String::from("UNKNOWN"),
+        }
+    }
+
+    fn format_response(&self, content: &str) -> String {
+        let character = content.chars().next();
+        if let Some(c) = character {
+            let mut buf = [0; 2];
+
+            let byte_string = c
+                .encode_utf8(&mut buf)
+                .as_bytes()
+                .iter()
+                .map(|b| format!("{:#b}", b))
+                .collect::<Vec<String>>()
+                .join(",");
+
+            let name = self.get_name(c);
+
+            format!(
+                "{} is '{}' | UTF-8: {2:#x} ({2}), Bytes: [{3}]",
+                c, name, c as u32, byte_string
+            )
+        } else {
+            String::from("No non-space character was found.")
+        }
+    }
+}
+
+impl<C: FrippyClient> Plugin for Unicode<C> {
+    type Client = C;
+
+    fn execute(&self, client: &Self::Client, message: &Message) -> ExecutionStatus {
+        ExecutionStatus::Done
+    }
+
+    fn execute_threaded(&self, _: &Self::Client, _: &Message) -> Result<(), FrippyError> {
+        panic!("Unicode should not use threading")
+    }
+
+    fn command(&self, client: &Self::Client, command: PluginCommand) -> Result<(), FrippyError> {
+        if command.tokens.is_empty() {
+            let msg = "No non-space character was found.";
+
+            if let Err(e) = client.send_notice(command.source, msg) {
+                Err(e.context(FrippyErrorKind::Connection))?;
+            }
+
+            return Ok(());
+        }
+
+        let content = &command.tokens[0];
+
+        if let Err(e) = client.send_privmsg(command.target, &self.format_response(&content)) {
+            Err(e.context(FrippyErrorKind::Connection))?;
+        }
+
+        Ok(())
+    }
+
+    fn evaluate(&self, _: &Self::Client, command: PluginCommand) -> Result<String, String> {
+        let tokens = command.tokens;
+
+        if tokens.is_empty() {
+            return Err(String::from("No non-space character was found."));
+        }
+
+        Ok(self.format_response(&tokens[0]))
+    }
+}
-- 
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