Started working on gutenberg again

7 years ago · 91fa7e358c
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,4 @@
 target
 .idea/
 site
 theme
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2,26 +2,27 @@
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@@ -34,22 +35,33 @@ name = "backtrace"
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@@ -62,26 +74,67 @@ name = "bitflags"
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@@ -121,7 +188,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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@@ -130,13 +197,13 @@ version = "0.1.0"
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@@ -155,7 +222,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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@@ -165,10 +232,46 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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--- a/Cargo.toml
+++ b/Cargo.toml
@@ -10,20 +10,21 @@ repository = "https://github.com/Keats/gutenberg"
 keywords = ["static", "site", "generator", "blog"]
 [dependencies]
 error-chain = "0.7"
 error-chain = "0.9"
 clap = "2.19"
 walkdir = "1"
 pulldown-cmark = "0"
 regex = "0.1"
 regex = "0.2"
 lazy_static = "0.2"
 glob = "0.2"
 serde = "0.8"
 serde_json = "0.8"
 serde_derive = "0.8"
 tera = "0.5"
 serde = "0.9"
 serde_json = "0.9"
 serde_derive = "0.9"
 tera = { git = "https://github.com/Keats/tera", branch = "next" }
 syntect = "1"
 [dependencies.toml]
 version = "0.2"
 version = "0.3"
 default-features = false
 features = ["serde"]
--- a/README.md
+++ b/README.md
@@ -31,5 +31,9 @@ Get all .md files in content, remove the `content/` prefix to their path
 Split the file between front matter and content
 Parse the front matter
 markdown -> HTML for the content
 TO THINK OF: create list pages for folders, can be done while globbing I guess?
 Render templates
 # TODO:
 - syntax highlighting
 - pass a --config arg to the CLI to change from `config.toml`
 - have verbosity levels with a `verbosity` config variable with a default
--- a/src/cmd/build.rs
+++ b/src/cmd/build.rs
@@ -18,7 +18,7 @@ pub fn build(config: Config) -> Result<()> {
        remove_dir_all("public").chain_err(|| "Couldn't delete `public` directory")?;
    }
    let tera = Tera::new("layouts/**/*").chain_err(|| "Error parsing templates")?;
    let tera = Tera::new("templates/**/*").chain_err(|| "Error parsing templates")?;
    // ok we got all the pages HTML, time to write them down to disk
    create_dir("public")?;
@@ -32,7 +32,7 @@ pub fn build(config: Config) -> Result<()> {
        let path = entry.as_path();
        let mut page = Page::from_file(&path)?;
        let mut current_path = public.clone().to_path_buf();
        let mut current_path = public.to_path_buf();
        for section in &page.sections {
            current_path.push(section);
@@ -42,19 +42,17 @@ pub fn build(config: Config) -> Result<()> {
            }
            let str_path = current_path.as_path().to_string_lossy().to_string();
            if sections.contains_key(&str_path) {
                sections.get_mut(&str_path).unwrap().push(page.clone());
            } else {
                sections.insert(str_path, vec![page.clone()]);
            }
            sections.entry(str_path).or_insert_with(|| vec![page.clone()]);
        }
        if page.slug != "" {
            current_path.push(&page.slug);
        if let Some(ref url) = page.meta.url {
            println!("URL: {:?}", url);
            current_path.push(url);
        } else {
            current_path.push(&page.url);
            println!("REMOVE ME IF YOU DONT SEE ME");
            current_path.push(&page.get_slug());
        }
        create_dir(&current_path)?;
        create_file(current_path.join("index.html"), &page.render_html(&tera, &config)?)?;
        pages.push(page);
@@ -68,8 +66,7 @@ pub fn build(config: Config) -> Result<()> {
    let mut context = Context::new();
    context.add("pages", &order_pages(pages));
    context.add("config", &config);
    create_file(public.join("index.html"), &tera.render("index.html", context)?)?;
    create_file(public.join("index.html"), &tera.render("index.html", &context)?)?;
    Ok(())
 }
@@ -86,5 +83,5 @@ fn render_section_index(section: String, pages: Vec<Page>, tera: &Tera, config:
        None => bail!("Couldn't find a section name in {:?}", path.display())
    };
    create_file(path.join("index.html"), &tera.render(&format!("{}.html", section_name), context)?)
    create_file(path.join("index.html"), &tera.render(&format!("{}.html", section_name), &context)?)
 }
--- a/src/cmd/init.rs
+++ b/src/cmd/init.rs
@@ -8,12 +8,17 @@ use utils::create_file;
 const CONFIG: &'static str = r#"
 title = "My site"
 base_url = "https://replace-this-with-your-url.com"
 # replace the url below with yours
 base_url = "https://example.com"
 [extra]
 # Put all your custom variables here
 "#;
 pub fn create_new_project<P: AsRef<Path>>(name: P) -> Result<()> {
    let path = name.as_ref();
    // Better error message than the rust default
    if path.exists() && path.is_dir() {
        bail!("Folder `{}` already exists", path.to_string_lossy().to_string());
@@ -27,7 +32,7 @@ pub fn create_new_project<P: AsRef<Path>>(name: P) -> Result<()> {
    create_dir(path.join("content"))?;
    // layouts folder
    create_dir(path.join("layouts"))?;
    create_dir(path.join("templates"))?;
    create_dir(path.join("static"))?;
--- a/src/config.rs
+++ b/src/config.rs
@@ -1,62 +1,52 @@
 use std::default::Default;
 use std::fs::File;
 use std::io::prelude::*;
 use std::path::Path;
 use std::collections::HashMap;
 use toml::Parser;
 use errors::{Result, ErrorKind, ResultExt};
 use toml::{Value as Toml, self};
 use errors::{Result, ResultExt};
 // TODO: disable tag(s)/category(ies) page generation
 #[derive(Debug, PartialEq, Serialize, Deserialize)]
 pub struct Config {
    /// Title of the site
    pub title: String,
    /// Base URL of the site
    pub base_url: String,
    pub favicon: Option<String>,
 }
 impl Default for Config {
    fn default() -> Config {
        Config {
            title: "".to_string(),
            base_url: "".to_string(),
            favicon: None,
        }
    }
    /// Description of the site
    pub description: Option<String>,
    /// The language used in the site. Defaults to "en"
    pub language_code: Option<String>,
    /// Whether to disable RSS generation, defaults to None (== generate RSS)
    pub disable_rss: Option<bool>,
    /// All user params set in [extra] in the config
    pub extra: Option<HashMap<String, Toml>>,
 }
 impl Config {
    pub fn from_str(content: &str) -> Result<Config> {
        let mut parser = Parser::new(&content);
        if let Some(value) = parser.parse() {
            let mut config = Config::default();
            for (key, value) in value.iter() {
                if key == "title" {
                    config.title = value.as_str().ok_or(ErrorKind::InvalidConfig)?.to_string();
                } else if key == "base_url" {
                    config.base_url = value.as_str().ok_or(ErrorKind::InvalidConfig)?.to_string();
                } else if key == "favicon" {
                    config.favicon = Some(value.as_str().ok_or(ErrorKind::InvalidConfig)?.to_string());
                }
            }
            return Ok(config);
        } else {
            bail!("Errors parsing front matter: {:?}", parser.errors);
    /// Parses a string containing TOML to our Config struct
    /// Any extra parameter will end up in the extra field
    pub fn parse(content: &str) -> Result<Config> {
        let mut config: Config = match toml::from_str(content) {
            Ok(c) => c,
            Err(e) => bail!(e)
        };
        if config.language_code.is_none() {
            config.language_code = Some("en".to_string());
        }
        Ok(config)
    }
    /// Parses a config file from the given path
    pub fn from_file<P: AsRef<Path>>(path: P) -> Result<Config> {
        let mut content = String::new();
        File::open(path)
            .chain_err(|| "Failed to load config.toml. Are you in the right directory?")?
            .chain_err(|| "No `config.toml` file found. Are you in the right directory?")?
            .read_to_string(&mut content)?;
        Config::from_str(&content)
        Config::parse(&content)
    }
 }
@@ -72,7 +62,7 @@ title = "My site"
 base_url = "https://replace-this-with-your-url.com"
        "#;
        let config = Config::from_str(config).unwrap();
        let config = Config::parse(config).unwrap();
        assert_eq!(config.title, "My site".to_string());
    }
@@ -83,7 +73,44 @@ title = 1
 base_url = "https://replace-this-with-your-url.com"
        "#;
        let config = Config::from_str(config);
        let config = Config::parse(config);
        assert!(config.is_err());
    }
    #[test]
    fn test_errors_when_missing_required_field() {
        let config = r#"
 title = ""
        "#;
        let config = Config::parse(config);
        assert!(config.is_err());
    }
    #[test]
    fn test_can_add_extra_values() {
        let config = r#"
 title = "My site"
 base_url = "https://replace-this-with-your-url.com"
 [extra]
 hello = "world"
        "#;
        let config = Config::parse(config);
        assert!(config.is_ok());
        assert_eq!(config.unwrap().extra.unwrap().get("hello").unwrap().as_str().unwrap(), "world");
    }
    #[test]
    fn test_language_defaults_to_en() {
        let config = r#"
 title = "My site"
 base_url = "https://replace-this-with-your-url.com""#;
        let config = Config::parse(config);
        assert!(config.is_ok());
        let config = config.unwrap();
        assert_eq!(config.language_code.unwrap(), "en");
    }
 }
--- a/src/errors.rs
+++ b/src/errors.rs
@@ -1,19 +1,16 @@
 use tera;
 use toml;
 error_chain! {
    errors {
    }
    links {
        Tera(tera::Error, tera::ErrorKind);
    }
    foreign_links {
        Io(::std::io::Error);
    }
    errors {
        InvalidConfig {
            description("invalid config")
            display("The config.toml is invalid or is using the wrong type for an argument")
        }
        Toml(toml::de::Error);
    }
 }
--- a/src/front_matter.rs
+++ b/src/front_matter.rs
@@ -1,150 +1,127 @@
 use std::collections::BTreeMap;
 use std::collections::HashMap;
 use toml::{Parser, Value as TomlValue};
 use tera::{Value, to_value};
 use toml;
 use tera::Value;
 use errors::{Result};
 use page::Page;
 // Converts from one value (Toml) to another (Tera)
 // Used to fill the Page::extra map
 fn toml_to_tera(val: &TomlValue) -> Value {
    match *val {
        TomlValue::String(ref s) | TomlValue::Datetime(ref s) => to_value(s),
        TomlValue::Boolean(ref b) => to_value(b),
        TomlValue::Integer(ref n) => to_value(n),
        TomlValue::Float(ref n) => to_value(n),
        TomlValue::Array(ref arr) => to_value(&arr.into_iter().map(toml_to_tera).collect::<Vec<_>>()),
        TomlValue::Table(ref table) => {
            to_value(&table.into_iter().map(|(k, v)| {
                (k, toml_to_tera(v))
            }).collect::<BTreeMap<_, _>>())
        }
    }
 /// The front matter of every page
 #[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
 pub struct FrontMatter {
    // <title> of the page
    pub title: String,
    /// Description that appears when linked, e.g. on twitter
    pub description: String,
    /// Date if we want to order pages (ie blog post)
    pub date: Option<String>,
    /// The page slug. Will be used instead of the filename if present
    /// Can't be an empty string if present
    pub slug: Option<String>,
    /// The url the page appears at, overrides the slug if set in the front-matter
    /// otherwise is set after parsing front matter and sections
    /// Can't be an empty string if present
    pub url: Option<String>,
    /// Tags, not to be confused with categories
    pub tags: Option<Vec<String>>,
    /// Whether this page is a draft and should be published or not
    pub draft: Option<bool>,
    /// Only one category allowed
    pub category: Option<String>,
    /// Optional layout, if we want to specify which tpl to render for that page
    #[serde(skip_serializing)]
    pub layout: Option<String>,
    /// Any extra parameter present in the front matter
    pub extra: Option<HashMap<String, Value>>,
 }
 impl FrontMatter {
    pub fn parse(toml: &str) -> Result<FrontMatter> {
        if toml.trim() == "" {
            bail!("Front matter of file is missing");
        }
 pub fn parse_front_matter(front_matter: &str, page: &mut Page) -> Result<()> {
    if front_matter.trim() == "" {
        bail!("Front matter of file is missing");
    }
        let mut f: FrontMatter = match toml::from_str(toml) {
            Ok(d) => d,
            Err(e) => bail!(e),
        };
    let mut parser = Parser::new(&front_matter);
    if let Some(value) = parser.parse() {
        for (key, value) in value.iter() {
            match key.as_str() {
                "title" | "slug" | "url" | "category" | "layout" | "description" => match *value {
                    TomlValue::String(ref s) => {
                        if key == "title" {
                            page.title = s.to_string();
                        } else if key == "slug" {
                            page.slug = s.to_string();
                        } else if key == "url" {
                            page.url = s.to_string();
                        } else if key == "category" {
                            page.category = Some(s.to_string());
                        } else if key == "layout" {
                            page.layout = Some(s.to_string());
                        } else if key == "description" {
                            page.description = Some(s.to_string());
                        }
                    }
                    _ => bail!("Field {} should be a string", key)
                },
                "draft" => match *value {
                    TomlValue::Boolean(b) => page.is_draft = b,
                    _ => bail!("Field {} should be a boolean", key)
                },
                "date" => match *value {
                    TomlValue::Datetime(ref d) => page.date = Some(d.to_string()),
                    _ => bail!("Field {} should be a date", key)
                },
                "tags" => match *value {
                    TomlValue::Array(ref a) => {
                        for elem in a {
                            if key == "tags" {
                                match *elem {
                                    TomlValue::String(ref s) => page.tags.push(s.to_string()),
                                    _ => bail!("Tag `{}` should be a string")
                                }
                            }
                        }
                    },
                    _ => bail!("Field {} should be an array", key)
                },
                // extra fields
                _ => {
                    page.extra.insert(key.to_string(), toml_to_tera(value));
                }
        if let Some(ref slug) = f.slug {
            if slug == "" {
                bail!("`slug` can't be empty if present")
            }
        }
    } else {
        bail!("Errors parsing front matter: {:?}", parser.errors);
    }
    if page.title == "" || (page.slug == "" && page.url == "") {
        bail!("Front matter is missing required fields (title, slug/url or both)");
    }
        if let Some(ref url) = f.url {
            if url == "" {
                bail!("`url` can't be empty if present")
            }
        }
    Ok(())
        Ok(f)
    }
 }
 #[cfg(test)]
 mod tests {
    use super::{parse_front_matter};
    use super::{FrontMatter};
    use tera::to_value;
    use page::Page;
    #[test]
    fn test_can_parse_a_valid_front_matter() {
        let content = r#"
 title = "Hello"
 slug = "hello-world""#;
        let mut page = Page::default();
        let res = parse_front_matter(content, &mut page);
 description = "hey there""#;
        let res = FrontMatter::parse(content);
        println!("{:?}", res);
        assert!(res.is_ok());
        assert_eq!(page.title, "Hello".to_string());
        assert_eq!(page.slug, "hello-world".to_string());
        let res = res.unwrap();
        assert_eq!(res.title, "Hello".to_string());
        assert_eq!(res.description, "hey there".to_string());
    }
    #[test]
    fn test_can_parse_tags() {
        let content = r#"
 title = "Hello"
 description = "hey there"
 slug = "hello-world"
 tags = ["rust", "html"]"#;
        let mut page = Page::default();
        let res = parse_front_matter(content, &mut page);
        let res = FrontMatter::parse(content);
        assert!(res.is_ok());
        let res = res.unwrap();
        assert_eq!(page.title, "Hello".to_string());
        assert_eq!(page.slug, "hello-world".to_string());
        assert_eq!(page.tags, ["rust".to_string(), "html".to_string()]);
        assert_eq!(res.title, "Hello".to_string());
        assert_eq!(res.slug.unwrap(), "hello-world".to_string());
        assert_eq!(res.tags.unwrap(), ["rust".to_string(), "html".to_string()]);
    }
    #[test]
    fn test_can_parse_extra_attributes_in_frontmatter() {
        let content = r#"
 title = "Hello"
 description = "hey there"
 slug = "hello-world"
 [extra]
 language = "en"
 authors = ["Bob", "Alice"]"#;
        let mut page = Page::default();
        let res = parse_front_matter(content, &mut page);
        let res = FrontMatter::parse(content);
        assert!(res.is_ok());
        let res = res.unwrap();
        assert_eq!(page.title, "Hello".to_string());
        assert_eq!(page.slug, "hello-world".to_string());
        assert_eq!(page.extra.get("language").unwrap(), &to_value("en"));
        assert_eq!(res.title, "Hello".to_string());
        assert_eq!(res.slug.unwrap(), "hello-world".to_string());
        let extra = res.extra.unwrap();
        assert_eq!(extra.get("language").unwrap(), &to_value("en").unwrap());
        assert_eq!(
            page.extra.get("authors").unwrap(),
            &to_value(["Bob".to_string(), "Alice".to_string()])
            extra.get("authors").unwrap(),
            &to_value(["Bob".to_string(), "Alice".to_string()]).unwrap()
        );
    }
@@ -152,35 +129,33 @@ authors = ["Bob", "Alice"]"#;
    fn test_is_ok_with_url_instead_of_slug() {
        let content = r#"
 title = "Hello"
 description = "hey there"
 url = "hello-world""#;
        let mut page = Page::default();
        let res = parse_front_matter(content, &mut page);
        let res = FrontMatter::parse(content);
        assert!(res.is_ok());
        assert_eq!(page.slug, "".to_string());
        assert_eq!(page.url, "hello-world".to_string());
        let res = res.unwrap();
        assert!(res.slug.is_none());
        assert_eq!(res.url.unwrap(), "hello-world".to_string());
    }
    #[test]
    fn test_errors_with_empty_front_matter() {
        let content = r#"  "#;
        let mut page = Page::default();
        let res = parse_front_matter(content, &mut page);
        let res = FrontMatter::parse(content);
        assert!(res.is_err());
    }
    #[test]
    fn test_errors_with_invalid_front_matter() {
        let content = r#"title = 1\n"#;
        let mut page = Page::default();
        let res = parse_front_matter(content, &mut page);
        let res = FrontMatter::parse(content);
        assert!(res.is_err());
    }
    #[test]
    fn test_errors_with_missing_required_value_front_matter() {
        let content = r#"title = """#;
        let mut page = Page::default();
        let res = parse_front_matter(content, &mut page);
        let res = FrontMatter::parse(content);
        assert!(res.is_err());
    }
@@ -188,10 +163,29 @@ url = "hello-world""#;
    fn test_errors_on_non_string_tag() {
        let content = r#"
 title = "Hello"
 description = "hey there"
 slug = "hello-world"
 tags = ["rust", 1]"#;
        let mut page = Page::default();
        let res = parse_front_matter(content, &mut page);
        let res = FrontMatter::parse(content);
        assert!(res.is_err());
    }
    #[test]
    fn test_errors_on_present_but_empty_slug() {
        let content = r#"
 title = "Hello"
 description = "hey there"
 slug = """#;
        let res = FrontMatter::parse(content);
        assert!(res.is_err());
    }
    #[test]
    fn test_errors_on_present_but_empty_url() {
        let content = r#"
 title = "Hello"
 description = "hey there"
 url = """#;
        let res = FrontMatter::parse(content);
        assert!(res.is_err());
    }
 }
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,16 +1,19 @@
 #![feature(proc_macro)]
 #[macro_use] extern crate clap;
 #[macro_use] extern crate error_chain;
 #[macro_use] extern crate lazy_static;
 #[macro_use] extern crate serde_derive;
 #[macro_use]
 extern crate clap;
 #[macro_use]
 extern crate error_chain;
 #[macro_use]
 extern crate lazy_static;
 #[macro_use]
 extern crate serde_derive;
 extern crate serde;
 extern crate toml;
 extern crate walkdir;
 extern crate pulldown_cmark;
 extern crate regex;
 extern crate tera;
 extern crate glob;
 extern crate syntect;
 mod utils;
@@ -30,7 +33,11 @@ fn get_config() -> Config {
    match Config::from_file("config.toml") {
        Ok(c) => c,
        Err(e) => {
            println!("Failed to load config.toml");
            println!("Error: {}", e);
            for e in e.iter().skip(1) {
                println!("Reason: {}", e)
            }
            ::std::process::exit(1);
        }
    }
@@ -38,12 +45,12 @@ fn get_config() -> Config {
 fn main() {
    let matches = clap_app!(myapp =>
    let matches = clap_app!(Gutenberg =>
        (version: crate_version!())
        (author: "Vincent Prouillet")
        (about: "Static site generator")
        (@setting SubcommandRequiredElseHelp)
        (@subcommand new =>
        (@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")
        )
--- a/src/page.rs
+++ b/src/page.rs
@@ -1,119 +1,98 @@
 /// A page, can be a blog post or a basic page
 use std::collections::HashMap;
 use std::default::Default;
 use std::fs::File;
 use std::io::prelude::*;
 use std::path::Path;
 use std::result::Result as StdResult;
 use pulldown_cmark as cmark;
 use regex::Regex;
 use tera::{Tera, Value, Context};
 use tera::{Tera, Context};
 use serde::ser::{SerializeStruct, self};
 use errors::{Result, ResultExt};
 use config::Config;
 use front_matter::parse_front_matter;
 use front_matter::{FrontMatter};
 lazy_static! {
    static ref DELIM_RE: Regex = Regex::new(r"\+\+\+\s*\r?\n").unwrap();
    static ref PAGE_RE: Regex = Regex::new(r"^\n?\+\+\+\n((?s).*(?-s))\+\+\+\n((?s).*(?-s))$").unwrap();
 }
 #[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
 #[derive(Clone, Debug, PartialEq, Deserialize)]
 pub struct Page {
    // .md filepath, excluding the content/ bit
    /// .md filepath, excluding the content/ bit
    #[serde(skip_serializing)]
    pub filepath: String,
    // the name of the .md file
    /// The name of the .md file
    #[serde(skip_serializing)]
    pub filename: String,
    // the directories above our .md file are called sections
    // for example a file at content/kb/solutions/blabla.md will have 2 sections:
    // `kb` and `solutions`
    /// The directories above our .md file are called sections
    /// for example a file at content/kb/solutions/blabla.md will have 2 sections:
    /// `kb` and `solutions`
    #[serde(skip_serializing)]
    pub sections: Vec<String>,
    // the actual content of the page, in markdown
    /// The actual content of the page, in markdown
    #[serde(skip_serializing)]
    pub raw_content: String,
    // <title> of the page
    pub title: String,
    // The page slug
    pub slug: String,
    // the url the page appears at, overrides the slug if set in the frontmatter
    // otherwise is set after parsing front matter and sections
    pub url: String,
    // the HTML rendered of the page
    /// The HTML rendered of the page
    pub content: String,
    // tags, not to be confused with categories
    pub tags: Vec<String>,
    // whether this page should be public or not
    pub is_draft: bool,
    // any extra parameter present in the front matter
    // it will be passed to the template context
    pub extra: HashMap<String, Value>,
    // only one category allowed
    pub category: Option<String>,
    // optional date if we want to order pages (ie blog post)
    pub date: Option<String>,
    // optional layout, if we want to specify which tpl to render for that page
    #[serde(skip_serializing)]
    pub layout: Option<String>,
    // description that appears when linked, e.g. on twitter
    pub description: Option<String>,
    /// The front matter meta-data
    pub meta: FrontMatter,
    /// The previous page, by date
    pub previous: Option<Box<Page>>,
    /// The next page, by date
    pub next: Option<Box<Page>>,
 }
 impl Default for Page {
    fn default() -> Page {
 impl Page {
    pub fn new(meta: FrontMatter) -> Page {
        Page {
            filepath: "".to_string(),
            filename: "".to_string(),
            sections: vec![],
            title: "".to_string(),
            slug: "".to_string(),
            url: "".to_string(),
            raw_content: "".to_string(),
            content: "".to_string(),
            tags: vec![],
            is_draft: false,
            extra: HashMap::new(),
            category: None,
            date: None,
            layout: None,
            description: None,
            meta: meta,
            previous: None,
            next: None,
        }
    }
 }
    /// Get the slug for the page.
    /// First tries to find the slug in the meta and defaults to filename otherwise
    pub fn get_slug(&self) -> String {
        if let Some(ref slug) = self.meta.slug {
            slug.to_string()
        } else {
            self.filename.clone()
        }
    }
 impl Page {
    // Parse a page given the content of the .md file
    // Files without front matter or with invalid front matter are considered
    // erroneous
    pub fn from_str(filepath: &str, content: &str) -> Result<Page> {
    pub fn parse(filepath: &str, content: &str) -> Result<Page> {
        // 1. separate front matter from content
        if !DELIM_RE.is_match(content) {
        if !PAGE_RE.is_match(content) {
            bail!("Couldn't find front matter in `{}`. Did you forget to add `+++`?", filepath);
        }
        // 2. extract the front matter and the content
        let splits: Vec<&str> = DELIM_RE.splitn(content, 2).collect();
        let front_matter = splits[0];
        let content = splits[1];
        let caps = PAGE_RE.captures(content).unwrap();
        // caps[0] is the full match
        let front_matter = &caps[1];
        let content = &caps[2];
        // 2. create our page, parse front matter and assign all of that
        let mut page = Page::default();
        page.filepath = filepath.to_string();
        page.raw_content = content.to_string();
        parse_front_matter(front_matter, &mut page)
        // 3. create our page, parse front matter and assign all of that
        let meta = FrontMatter::parse(&front_matter)
            .chain_err(|| format!("Error when parsing front matter of file `{}`", filepath))?;
        let mut page = Page::new(meta);
        page.filepath = filepath.to_string();
        page.raw_content = content.to_string();
        page.content = {
            let mut html = String::new();
            let parser = cmark::Parser::new(&page.raw_content);
@@ -121,11 +100,11 @@ impl Page {
            html
        };
        // next find sections
        // 4. Find sections
        // Pages with custom urls exists outside of sections
        if page.url == "" {
        if page.meta.url.is_none() {
            let path = Path::new(filepath);
            page.filename = path.file_stem().expect("Couldn't get file stem").to_string_lossy().to_string();
            page.filename = path.file_stem().expect("Couldn't get filename").to_string_lossy().to_string();
            // find out if we have sections
            for section in path.parent().unwrap().components() {
@@ -133,11 +112,11 @@ impl Page {
            }
            // now the url
            // it's either set in the front matter OR we get it from a combination of sections + slug
            if page.sections.len() > 0 {
                page.url = format!("/{}/{}", page.sections.join("/"), page.slug);
            // We get it from a combination of sections + slug
            if !page.sections.is_empty() {
                page.meta.url = Some(format!("/{}/{}", page.sections.join("/"), page.get_slug()));
            } else {
                page.url = format!("/{}", page.slug);
                page.meta.url = Some(format!("/{}", page.get_slug()));
            };
        }
@@ -154,13 +133,13 @@ impl Page {
        // Remove the content string from name
        // Maybe get a path as an arg instead and use strip_prefix?
        Page::from_str(&path.strip_prefix("content").unwrap().to_string_lossy(), &content)
        Page::parse(&path.strip_prefix("content").unwrap().to_string_lossy(), &content)
    }
    fn get_layout_name(&self) -> String {
        match self.layout {
        match self.meta.layout {
            Some(ref l) => l.to_string(),
            None => "single.html".to_string()
            None => "page.html".to_string()
        }
    }
@@ -170,13 +149,30 @@ impl Page {
        context.add("site", config);
        context.add("page", self);
        tera.render(&tpl, context)
        tera.render(&tpl, &context)
            .chain_err(|| "Error while rendering template")
    }
 }
 impl ser::Serialize for Page {
    fn serialize<S>(&self, serializer: S) -> StdResult<S::Ok, S::Error> where S: ser::Serializer {
        let mut state = serializer.serialize_struct("page", 10)?;
        state.serialize_field("content", &self.content)?;
        state.serialize_field("title", &self.meta.title)?;
        state.serialize_field("description", &self.meta.description)?;
        state.serialize_field("date", &self.meta.date)?;
        state.serialize_field("slug", &self.meta.slug)?;
        state.serialize_field("url", &self.meta.url)?;
        state.serialize_field("tags", &self.meta.tags)?;
        state.serialize_field("draft", &self.meta.draft)?;
        state.serialize_field("category", &self.meta.category)?;
        state.serialize_field("extra", &self.meta.extra)?;
        state.end()
    }
 }
 // Order pages by date, no-op for now
 // TODO: impl PartialOrd on Vec<Page> so we can use sort()?
 pub fn order_pages(pages: Vec<Page>) -> Vec<Page> {
    pages
 }
@@ -190,16 +186,18 @@ mod tests {
    #[test]
    fn test_can_parse_a_valid_page() {
        let content = r#"
 +++
 title = "Hello"
 description = "hey there"
 slug = "hello-world"
 +++
 Hello world"#;
        let res = Page::from_str("post.md", content);
        let res = Page::parse("post.md", content);
        assert!(res.is_ok());
        let page = res.unwrap();
        assert_eq!(page.title, "Hello".to_string());
        assert_eq!(page.slug, "hello-world".to_string());
        assert_eq!(page.meta.title, "Hello".to_string());
        assert_eq!(page.meta.slug.unwrap(), "hello-world".to_string());
        assert_eq!(page.raw_content, "Hello world".to_string());
        assert_eq!(page.content, "<p>Hello world</p>\n".to_string());
    }
@@ -207,11 +205,13 @@ Hello world"#;
    #[test]
    fn test_can_find_one_parent_directory() {
        let content = r#"
 +++
 title = "Hello"
 description = "hey there"
 slug = "hello-world"
 +++
 Hello world"#;
        let res = Page::from_str("posts/intro.md", content);
        let res = Page::parse("posts/intro.md", content);
        assert!(res.is_ok());
        let page = res.unwrap();
        assert_eq!(page.sections, vec!["posts".to_string()]);
@@ -220,11 +220,13 @@ Hello world"#;
    #[test]
    fn test_can_find_multiple_parent_directories() {
        let content = r#"
 +++
 title = "Hello"
 description = "hey there"
 slug = "hello-world"
 +++
 Hello world"#;
        let res = Page::from_str("posts/intro/start.md", content);
        let res = Page::parse("posts/intro/start.md", content);
        assert!(res.is_ok());
        let page = res.unwrap();
        assert_eq!(page.sections, vec!["posts".to_string(), "intro".to_string()]);
@@ -233,26 +235,42 @@ Hello world"#;
    #[test]
    fn test_can_make_url_from_sections_and_slug() {
        let content = r#"
 +++
 title = "Hello"
 description = "hey there"
 slug = "hello-world"
 +++
 Hello world"#;
        let res = Page::from_str("posts/intro/start.md", content);
        let res = Page::parse("posts/intro/start.md", content);
        assert!(res.is_ok());
        let page = res.unwrap();
        assert_eq!(page.url, "/posts/intro/hello-world");
        assert_eq!(page.meta.url.unwrap(), "/posts/intro/hello-world");
    }
    #[test]
    fn test_can_make_url_from_sections_and_slug_root() {
        let content = r#"
 +++
 title = "Hello"
 description = "hey there"
 slug = "hello-world"
 +++
 Hello world"#;
        let res = Page::from_str("start.md", content);
        let res = Page::parse("start.md", content);
        assert!(res.is_ok());
        let page = res.unwrap();
        assert_eq!(page.url, "/hello-world");
        assert_eq!(page.meta.url.unwrap(), "/hello-world");
    }
    #[test]
    fn test_errors_on_invalid_front_matter_format() {
        let content = r#"
 title = "Hello"
 description = "hey there"
 slug = "hello-world"
 +++
 Hello world"#;
        let res = Page::parse("start.md", content);
        assert!(res.is_err());
    }
 }