Improve gutenberg init

Fix #104

CHANGELOG.md

@@ -4,6 +4,8 @@
 
 - Add `redirect_to` to section front matter to redirect when landing on section
 root page
+- Make `title` in config optional
+- Improved `gutenberg init` UX and users first experience
 
 ## 0.1.1 (2017-07-16)
 

Cargo.lock

@@ -400,6 +400,7 @@ dependencies = [
  "staticfile 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "term-painter 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "toml 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "url 1.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "utils 0.1.0",
  "ws 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]

Cargo.toml

@@ -22,6 +22,9 @@ chrono = "0.4"
 toml = "0.4"
 term-painter = "0.2"
 
+# Used in init to ensure the url given as base_url is a valid one
+url = "1.5"
+
 # Below is for the serve cmd
 staticfile = "0.4"
 iron = "0.5"

components/config/src/lib.rs

@@ -18,11 +18,11 @@ use rendering::highlighting::THEME_SET;
 
 #[derive(Debug, PartialEq, Serialize, Deserialize)]
 pub struct Config {
-    /// Title of the site
-    pub title: String,
-    /// Base URL of the site
+    /// Base URL of the site, the only required config argument
     pub base_url: String,
 
+    /// Title of the site. Defaults to None
+    pub title: Option<String>,
     /// Whether to highlight all code blocks found in markdown files. Defaults to false
     pub highlight_code: Option<bool>,
     /// Which themes to use for code highlighting. See Readme for supported themes
@@ -123,7 +123,7 @@ impl Config {
 impl Default for Config {
     fn default() -> Config {
         Config {
-            title: "".to_string(),
+            title: Some("".to_string()),
             base_url: "http://a-website.com/".to_string(),
             highlight_code: Some(true),
             highlight_theme: Some("base16-ocean-dark".to_string()),
@@ -167,7 +167,7 @@ base_url = "https://replace-this-with-your-url.com"
         "#;
 
         let config = Config::parse(config).unwrap();
-        assert_eq!(config.title, "My site".to_string());
+        assert_eq!(config.title.unwrap(), "My site".to_string());
     }
 
     #[test]

components/templates/src/lib.rs

@@ -20,6 +20,12 @@ lazy_static! {
     pub static ref GUTENBERG_TERA: Tera = {
         let mut tera = Tera::default();
         tera.add_raw_templates(vec![
+            // adding default built-ins templates for index/page/section so
+            // users don't get an error when they run gutenberg after init
+            ("index.html", include_str!("builtins/index.html")),
+            ("page.html", include_str!("builtins/page.html")),
+            ("section.html", include_str!("builtins/section.html")),
+
             ("rss.xml", include_str!("builtins/rss.xml")),
             ("sitemap.xml", include_str!("builtins/sitemap.xml")),
             ("robots.txt", include_str!("builtins/robots.txt")),

src/cli.rs

@@ -10,7 +10,7 @@ pub fn build_cli() -> App<'static, 'static> {
         (@arg config: -c --config +takes_value "Path to a config file other than config.toml")
         (@subcommand init =>
             (about: "Create a new Gutenberg project")
-            (@arg name: +required "Name of the project. Will create a directory with that name in the current directory")
+            (@arg name: +required "Name of the project. Will create a new directory with that name in the current directory")
         )
         (@subcommand build =>
             (about: "Builds the site")

src/cmd/init.rs

@@ -1,14 +1,23 @@
-use std::fs::create_dir;
+use std::fs::{create_dir, canonicalize};
 use std::path::Path;
 
 use errors::Result;
 use utils::fs::create_file;
 
+use prompt::{ask_bool, ask_url};
+use console;
+
 
 const CONFIG: &'static str = r#"
-title = "My site"
-# replace the url below with yours
-base_url = "https://example.com"
+# The URL the site will be built for
+base_url = "%BASE_URL%"
+
+# Whether to automatically compile all Sass files in the sass directory
+compile_sass = %COMPILE_SASS%
+
+# Whether to do syntax highlighting
+# Theme can be customised by setting the `highlight_theme` variable to a theme supported by Gutenberg
+highlight_code = %HIGHLIGHT%
 
 [extra]
 # Put all your custom variables here
@@ -17,23 +26,38 @@ base_url = "https://example.com"
 
 pub fn create_new_project(name: &str) -> Result<()> {
     let path = Path::new(name);
-
     // Better error message than the rust default
     if path.exists() && path.is_dir() {
         bail!("Folder `{}` already exists", path.to_string_lossy().to_string());
     }
 
-    // main folder
     create_dir(path)?;
-    create_file(&path.join("config.toml"), CONFIG.trim_left())?;
+    console::info("Welcome to Gutenberg!");
+
+    let base_url = ask_url("> What is the URL of your site?", "https://example.com")?;
+    let compile_sass = ask_bool("> Do you want to enable Sass compilation?", true)?;
+    let highlight = ask_bool("> Do you want to enable syntax highlighting?", false)?;
+
+    let config = CONFIG
+        .trim_left()
+        .replace("%BASE_URL%", &base_url)
+        .replace("%COMPILE_SASS%", &format!("{}", compile_sass))
+        .replace("%HIGHLIGHT%", &format!("{}", highlight));
+
+    create_file(&path.join("config.toml"), &config)?;
 
-    // content folder
     create_dir(path.join("content"))?;
-
-    // layouts folder
     create_dir(path.join("templates"))?;
-
     create_dir(path.join("static"))?;
+    if compile_sass {
+        create_dir(path.join("sass"))?;
+    }
 
+    println!();
+    console::success(&format!("Done! Your site was created in {:?}", canonicalize(path).unwrap()));
+    println!();
+    console::info("Get started by using the built-in server: `gutenberg serve`");
+    println!("There is no built-in theme so you will see a white page.");
+    println!("Visit https://github.com/Keats/gutenberg for the full documentation.");
     Ok(())
 }

src/main.rs

@@ -6,6 +6,7 @@ extern crate staticfile;
 extern crate iron;
 extern crate mount;
 extern crate notify;
+extern crate url;
 extern crate ws;
 
 extern crate site;
@@ -21,6 +22,7 @@ mod cmd;
 mod console;
 mod rebuild;
 mod cli;
+mod prompt;
 
 
 fn main() {
@@ -31,7 +33,7 @@ fn main() {
     match matches.subcommand() {
         ("init", Some(matches)) => {
             match cmd::create_new_project(matches.value_of("name").unwrap()) {
-                Ok(()) => console::success("Project created"),
+                Ok(()) => (),
                 Err(e) => {
                     console::unravel_errors("Failed to create the project", &e);
                     ::std::process::exit(1);

src/prompt.rs

@@ -0,0 +1,53 @@
+use std::io::{self, Write, BufRead};
+
+use url::Url;
+
+use errors::Result;
+
+/// Wait for user input and return what they typed
+fn read_line() -> Result<String> {
+    let stdin = io::stdin();
+    let stdin = stdin.lock();
+    let mut lines = stdin.lines();
+    lines
+        .next()
+        .and_then(|l| l.ok())
+        .ok_or("unable to read from stdin for confirmation".into())
+}
+
+/// Ask a yes/no question to the user
+pub fn ask_bool(question: &str, default: bool) -> Result<bool> {
+    print!("{} {}: ", question, if default { "[Y/n]" } else { "[y/N]" });
+    let _ = io::stdout().flush();
+    let input = read_line()?;
+
+    match &*input {
+        "y" | "Y" | "yes" | "YES" | "true" => Ok(true),
+        "n" | "N" | "no" | "NO" | "false" => Ok(false),
+        "" => Ok(default),
+        _ => {
+            println!("Invalid choice: '{}'", input);
+            ask_bool(question, default)
+        },
+    }
+}
+
+/// Ask a question to the user where they can write a URL
+pub fn ask_url(question: &str, default: &str) -> Result<String> {
+    print!("{} ({}): ", question, default);
+    let _ = io::stdout().flush();
+    let input = read_line()?;
+
+    match &*input {
+        "" => Ok(default.to_string()),
+        _ => {
+            match Url::parse(&input) {
+                Ok(_) => Ok(input),
+                Err(_) => {
+                    println!("Invalid URL: '{}'", input);
+                    ask_url(question, default)
+                }
+            }
+        },
+    }
+}