Add support for Twitch protocol

Rename project to MultiMC-Twitch
Update README
Added Makefile

Author: ShayBox

.gitignore

@@ -1,5 +1,4 @@
-*
-!.gitignore
-!main.go
-!README.md
-!example.ccip
+build/darwin/MultiMC-Twitch.app/Contents/MacOS/MultiMC-Twitch
+build/linux/usr/bin/multimc-twitch
+build/windows/MultiMC-Twitch.exe
+output/

Makefile

@@ -0,0 +1,22 @@
+all: clean darwin linux windows
+
+clean:
+	-rm -rf ./output
+	-rm ./build/darwin/MultiMC-Twitch.app/Contents/MacOS/MultiMC-Twitch
+	-rm ./build/linux/usr/bin/multimc-twitch
+	-rm ./build/windows/MultiMC-Twitch.exe
+
+darwin:
+	mkdir -p output
+	GOOS=darwin go build -o ./build/darwin/MultiMC-Twitch.app/Contents/MacOS/MultiMC-Twitch
+	tar -czvf ./output/darwin.tar.gz --exclude .gitkeep -C ./build/darwin .
+
+linux:
+	mkdir -p output
+	GOOS=linux go build -o ./build/linux/usr/bin/multimc-twitch
+	tar -czvf ./output/linux.tar.gz --exclude .gitkeep -C ./build/linux .
+
+windows:
+	mkdir -p output
+	GOOS=windows go build -o ./build/windows/MultiMC-Twitch.exe
+	tar -czvf ./output/windows.tar.gz --exclude .gitkeep -C ./build/windows .

README.md

@@ -1,12 +1,28 @@
-# MultiMC-CCIP
+# MultiMC-Twitch
 
-A simple Go program that reads CurseForge CCIP files for MultiMC 
-1. Reads the [CurseForge] `.ccip` file  
+A simple Go program that handles Twitch's custom protocol and ccip files
+1. Reads the [CurseForge] `.ccip` file or [Twtch] `twitch://` protocol  
 2. Requests the [TwitchAPI] to get the zip url  
-3. Launches [MultiMC] with the `--import` flag, with the url 
+3. Launches [MultiMC] with the `--import` flag, with the url  
+
+Examples:
+  - `MultiMC-Twitch example.ccip`
+  - `MultiMC-Twitch twitch://www.curseforge.com/minecraft/modpacks/aesthetic-construction/download-client/2246179`
+
+Includes:
+  - Pre-configured Info.plist for handling Twitch protocol
+  - Pre-configured multimc-twitch.desktop for handling Twitch protocol
+  - Twitch.reg for handling Twitch protocol (Must be configured)
+
+Configure Twitch.reg for Windows:
+1. Edit `Twitch.reg` with any text editor  
+2. Update the two paths to `MultiMC-Twitch.exe`   
+  (Defaults to C:\MultiMC\MultiMC-Twitch.exe)
+3. Run `Twitch.reg`  
 
 [Download](https://github.com/ShayBox/MultiMC-CCIP/releases)
 
 [CurseForge]: https://www.curseforge.com/
+[Twitch]: https://twitch.tv/
 [TwitchAPI]: https://twitchappapi.docs.apiary.io/
 [MultiMC]: https://multimc.org/

build/darwin/MultiMC-Twitch.app/Contents/Info.plist

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+    <key>CFBundleExecutable</key>
+    <string>MultiMC-Twitch</string>
+    <key>CFBundleIdentifier</key>
+    <string>com.shaybox.multimc-twitch</string>
+</dict>
+</plist>

build/darwin/MultiMC-Twitch.app/Contents/MacOS/.gitkeep

@@ -0,0 +1,6 @@
+[Desktop Entry]
+Type=Application
+Name=MultiMC-Twitch
+Exec=multimc-twitch  %u
+Terminal=true
+MimeType=x-scheme-handler/twitch;

build/linux/usr/bin/.gitkeep

@@ -5,12 +5,14 @@ import (
 	"fmt"
 	"io/ioutil"
 	"net/http"
+	"net/url"
 	"os"
 	"os/exec"
 	"runtime"
+	"strings"
 )
 
-// Package - XML structure the CurseForge CCIP files
+// Package - XML structure the Twitch CCIP files
 type Package struct {
 	XMLName xml.Name `xml:"package"`
 	Project struct {
@@ -21,21 +23,29 @@ type Package struct {
 
 func main() {
 	if len(os.Args) < 2 {
-		fmt.Println("No path provided")
+		fmt.Println("Nothing provided")
 		os.Exit(128)
 	}
 
-	pkg := LoadXML(os.Args[1])
-	url := GetURL(pkg)
+	var pack string
+
+	url, err := url.ParseRequestURI(os.Args[1])
+	if err == nil && url.Scheme == "twitch" {
+		paths := strings.Split(url.Path, "/")
+		pack = GetPackURL(paths[3], paths[5])
+	} else {
+		pkg := LoadXML(os.Args[1])
+		pack = GetPackURL(pkg.Project.ID, pkg.Project.File)
+	}
 
 	var args []string
 	switch runtime.GOOS {
 	case "darwin":
-		args = []string{"open", "-a", "MultiMC", "--args", "import", url}
+		args = []string{"open", "-a", "MultiMC", "--args", "import", pack}
 	case "freebsd", "linux", "netbsd", "openbsd":
-		args = []string{"multimc", "--import", url}
+		args = []string{"multimc", "--import", pack}
 	case "windows":
-		args = []string{"MultiMC.exe", "--import", url}
+		args = []string{"MultiMC.exe", "--import", pack}
 	}
 
 	LoadMultiMC(args)
@@ -59,9 +69,9 @@ func LoadXML(fileName string) Package {
 	return pkg
 }
 
-// GetURL - Request the download url from Twitch's API
-func GetURL(pkg Package) string {
-	url := "https://addons-ecs.forgesvc.net/api/v2/addon/" + pkg.Project.ID + "/file/" + pkg.Project.File + "/download-url"
+// GetPackURL - Request the download url from Twitch's API
+func GetPackURL(id string, file string) string {
+	url := "https://addons-ecs.forgesvc.net/api/v2/addon/" + id + "/file/" + file + "/download-url"
 	resp, err := http.Get(url)
 	if err != nil {
 		fmt.Println(err)