110 lines
2.9 KiB
Rust
110 lines
2.9 KiB
Rust
extern crate rustc_serialize;
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use self::rustc_serialize::json::Json;
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use std::fs::File;
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use std::io::Read;
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use std::path::{Path, PathBuf};
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#[derive(Debug, Clone)]
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pub struct BookConfig {
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pub title: String,
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pub author: String,
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root: PathBuf,
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dest: PathBuf,
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src: PathBuf,
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pub indent_spaces: i32,
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multilingual: bool,
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}
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impl BookConfig {
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pub fn new(root: &Path) -> Self {
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BookConfig {
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title: String::new(),
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author: String::new(),
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root: root.to_owned(),
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dest: PathBuf::from("book"),
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src: PathBuf::from("src"),
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indent_spaces: 4, // indentation used for SUMMARY.md
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multilingual: false,
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}
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}
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pub fn read_config(&mut self, root: &Path) -> &mut Self {
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debug!("[fn]: read_config");
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// If the file does not exist, return early
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let mut config_file = match File::open(root.join("book.json")) {
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Ok(f) => f,
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Err(_) => {
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debug!("[*]: Failed to open {:?}", root.join("book.json"));
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return self
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},
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};
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debug!("[*]: Reading config");
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let mut data = String::new();
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// Just return if an error occured.
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// I would like to propagate the error, but I have to return `&self`
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match config_file.read_to_string(&mut data) {
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Err(_) => return self,
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_ => {},
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}
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// Convert to JSON
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if let Ok(config) = Json::from_str(&data) {
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// Extract data
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debug!("[*]: Extracting data from config");
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// Title & author
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if let Some(a) = config.find_path(&["title"]) { self.title = a.to_string().replace("\"", "") }
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if let Some(a) = config.find_path(&["author"]) { self.author = a.to_string().replace("\"", "") }
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// Destination
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if let Some(a) = config.find_path(&["dest"]) {
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let dest = PathBuf::from(&a.to_string().replace("\"", ""));
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// If path is relative make it absolute from the parent directory of src
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match dest.is_relative() {
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true => {
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let dest = self.get_root().join(&dest).to_owned();
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self.set_dest(&dest);
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},
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false => { self.set_dest(&dest); },
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}
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}
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}
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self
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}
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pub fn get_root(&self) -> &Path {
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&self.root
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}
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pub fn set_root(&mut self, root: &Path) -> &mut Self {
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self.root = root.to_owned();
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self
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}
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pub fn get_dest(&self) -> &Path {
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&self.dest
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}
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pub fn set_dest(&mut self, dest: &Path) -> &mut Self {
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self.dest = dest.to_owned();
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self
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}
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pub fn get_src(&self) -> &Path {
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&self.src
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}
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pub fn set_src(&mut self, src: &Path) -> &mut Self {
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self.src = src.to_owned();
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self
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}
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}
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