From a299442fa50d2571f426b396a3d23e0b3f24da7b Mon Sep 17 00:00:00 2001 From: Emile Date: Sun, 9 Jan 2022 13:32:02 +0100 Subject: initial commit --- src/main.rs | 473 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 473 insertions(+) create mode 100644 src/main.rs (limited to 'src') diff --git a/src/main.rs b/src/main.rs new file mode 100644 index 0000000..6f24c4f --- /dev/null +++ b/src/main.rs @@ -0,0 +1,473 @@ +// pull the std into scope and inline it so that we get documentation for it, +// even when running offline +#[doc(inline)] +pub use std; + +use std::path::{Path, PathBuf}; +use std::io::{self, Read, Write}; +use std::fs::{self, File}; +use std::time; + +fn main() -> std::io::Result<()> { + + // the input and output pathes + let in_path = Path::new("../emile.space/in").to_path_buf(); + let out_path = Path::new("../emile.space/out").to_path_buf(); + + println!("inpath: {}", in_path.display()); + println!("outpath: {}", out_path.display()); + + // read the style + let mut style_file = File::open("./style.css")?; + let mut style = String::new(); + style_file.read_to_string(&mut style)?; + + // read all dirs in the input path + let pathes = recursive_read_dir(&in_path, false)?; + + println!("---"); + for path in pathes { + println!("\n"); + println!("[i] {}", path.as_os_str().to_str().unwrap()); + + let stripped_path = path.strip_prefix(&in_path) + .expect("could not strip the in_path prefix"); + + // copy images and other files to the output folder + if path.is_file() { + + // define the source and destination + let src = Path::new(&in_path).join(stripped_path); + let dst = Path::new(&out_path).join(stripped_path); + + // define the destination folder (the dst path without the file) and + // create it + let mut dst_folder = dst.clone(); + dst_folder.pop(); + fs::create_dir_all(dst_folder)?; + + // copy the file to the destination + std::fs::copy(src, dst.as_path())?; + } + + if stripped_path.ends_with("README.md") { + println!("\tstripped_path: {:?}", stripped_path); + + // define the "raw" path (no infile prefix, no file) + let mut ancestors = stripped_path.ancestors(); + ancestors.next(); + + let raw_path = ancestors.next() + .expect("could not extract next ancestor"); + println!("\traw_path: {:?}", raw_path); + + // out + rawpath + let index_path = out_path.join(raw_path); + println!("\tindex_path: {:?}", index_path); + + // (out + rawpath) + "index.html" + let index_file = index_path.join("index.html"); + println!("\tindex_file: {:?}", index_file); + + // - create the dir for the index.html as well as the index.html itself + fs::create_dir_all(index_path)?; + let mut file = File::create(&index_file)?; + + write_header(&mut file, &style)?; + write_body_start(&mut file)?; + write_nav(&mut file, in_path.as_path(), raw_path)?; + write_same_level(&mut file, in_path.as_path(), raw_path)?; + write_readme_content(&mut file, in_path.as_path(), raw_path)?; + write_footer(&mut file)?; + + file.write_all("".as_bytes())?; + } + + } + + Ok(()) +} + +/// Write the html header including the style file +fn write_header(file: &mut File, style: &String) -> std::io::Result<()>{ + + // write the header including the style file + file.write_all(format!(r#" + + + + + + emile.space + + + + "#, style).as_bytes())?; + + Ok(()) +} + +fn write_body_start(file: &mut File) -> std::io::Result<()>{ + file.write_all(format!(r#" + +
+ emile.space +
"#).as_bytes())?; + + Ok(()) +} + +/// Write the navigation section to the given file +fn write_nav(file: &mut File, in_path: &Path, raw_path: &Path) + -> std::io::Result<()> { + + //////////////////////////////////////////////////////////////////////////// + file.write_all(format!(r#" + "#).as_bytes())?; + //////////////////////////////////////////////////////////////////////////// + + Ok(()) +} + + +fn write_same_level(file: &mut File, in_path: &Path, raw_path: &Path) + -> std::io::Result<()> { + + let search_path = Path::new(in_path).join(raw_path); + + println!("\tsame_level:"); + println!("\t\t{:?}", search_path); + + let mut dirs: Vec = Vec::new(); + let mut files: Vec = Vec::new(); + + let mut vertical: bool = false; + + for entry in fs::read_dir(search_path)? { + let path = &entry?.path(); + + if path.is_dir() { + dirs.push(path.to_path_buf()); + println!("\t\t\t{:?}", path); + } + if path.is_file() { + files.push(path.to_path_buf()); + if path.file_name().unwrap() == "vertical" { + vertical = true; + } + println!("\t\t\t{:?}", path); + } + } + + dirs.sort(); + files.sort(); + + let in_path = in_path.canonicalize()?; + + if vertical == true { + file.write_all(format!(r#" +
    "#).as_bytes())?; + } else { + file.write_all(format!(r#" +
      "#).as_bytes())?; + } + + for dir in dirs { + let dir = dir.canonicalize()?; + let dir = dir.strip_prefix(&in_path) + .expect("could not strip in_path prefix"); + + let link = Path::new("/").join(dir); + let link_str = link.as_path().to_str().unwrap(); + let name = link.file_name().unwrap().to_str().unwrap(); + + file.write_all(format!(r#" +
    • {}/
    • "#, link_str, name).as_bytes())?; + println!("\t\t{} {}", link_str, name); + } + + file.write_all(format!(r#" +
    "#).as_bytes())?; + + Ok(()) +} + +fn write_readme_content(file: &mut File, in_path: &Path, raw_path: &Path) + -> std::io::Result<()> { + + // define the path of the README.md file + let readme_file_path + = Path::new(in_path).join(raw_path).join("README.md"); + + // open the file and read it as a string + let mut readme_file = File::open(readme_file_path)?; + let mut readme = String::new(); + readme_file.read_to_string(&mut readme)?; + + file.write_all(format!("
    ").as_bytes())?;
    +
    +    // cheap markdown 2 html converter
    +    for line in readme.split('\n') {
    +
    +        if line.starts_with("###") {
    +            let heading = line.get(4..).unwrap();
    +            let heading_sanitized = sanitize(heading.to_string());
    +
    +            file.write_all(format!(r##"
    + +

    {b}

    +
    "##, a = heading_sanitized, b = heading).as_bytes())?;
    +
    +        } else if line.starts_with("##") {
    +            let heading = line.get(3..).unwrap();
    +            let heading_sanitized = sanitize(heading.to_string());
    +
    +            file.write_all(format!(r##"
    + +

    {b}

    +
    "##, a = heading_sanitized, b = heading).as_bytes())?;
    +
    +        } else if line.starts_with("#") {
    +            let heading = line.get(2..).unwrap();
    +            let heading_sanitized = sanitize(heading.to_string());
    +
    +            file.write_all(format!(r##"
    + +

    {b}

    +
    "##, a = heading_sanitized, b = heading).as_bytes())?;
    +
    +        } else if line.starts_with(">") {
    +            let line = line.get(1..).unwrap();
    +            file.write_all(format!("
    {}
    \n", line).as_bytes())?;
    +
    +        } else if line.starts_with(":::tree") {
    +
    +            // get all dirs in the current dir recursively
    +            let tree_files_path = Path::new(in_path).join(raw_path);
    +            let mut tree_files
    +                = recursive_read_dir(&tree_files_path, true)?;
    +            
    +            // sort them, otherwise we'll get complete chaos
    +            tree_files.sort();
    +
    +            for path in tree_files {
    +
    +                // strip the inpath prefix and raw_path prefix, as we don't need
    +                // them
    +                let path 
    +                    = path.strip_prefix(in_path)
    +                        .expect("could not strip in_file prefix")
    +                        .strip_prefix(raw_path)
    +                        .expect("could not strip raw_path prefix");
    +
    +
    +                // count the amount of segments in the path and write spaces for
    +                // each
    +                let segments = path.iter().count();
    +                for _ in 0..(segments-1) {
    +                    file.write_all(r#"    "#.as_bytes())?;
    +                }
    +
    +                // write the linke and the entry name to the file
    +                let link = Path::new(raw_path).join(path);
    +                file.write_all(
    +                    format!("{}\n",
    +                        link.display(),
    +                        path.file_name().unwrap().to_str().unwrap()
    +                        ).as_bytes()
    +                )?;
    +            }
    +            
    +        } else {
    +
    +            // for the case that nothing of the above matches, just write the
    +            // content into the html body as it is
    +            file.write_all(format!("{}\n", line).as_bytes())?;
    +        }
    +    }
    +
    +    Ok(())
    +}
    +
    +fn write_footer(file: &mut File) -> std::io::Result<()> {
    +    file.write_all(format!(r#"
    +
    +
    +——— +emile - {:?} + + +
    "#,
    +    time::SystemTime::now()
    +        .duration_since(time::SystemTime::UNIX_EPOCH).unwrap()
    +    ).as_bytes())?;
    +
    +    Ok(())
    +}
    +
    +/// sanitize the given string (to lower + space to hypen + keep only
    +/// [a-zA-Z0-9])
    +fn sanitize(input: String) -> String {
    +    let input = input.replace(" ", "-");
    +
    +    input
    +        .chars()
    +        .filter(|c| c.is_ascii_alphanumeric() || c.eq(&'-'))
    +        .collect::()
    +        .to_lowercase()
    +}
    +
    +/// Return a list of all files in the directory, recursively.
    +fn recursive_read_dir(dir: &PathBuf, dir_only: bool) -> io::Result> {
    +    // return an empty vec if the given path is not a directory
    +    if dir.is_dir() == false {
    +        return Ok(vec![]);
    +    }
    +
    +    // store the child pathes
    +    let mut entries: Vec = Vec::new();
    +    
    +    // iterate over all items in the dir, pushing the dirs pathes to the dirs
    +    // vector for returnin it
    +    for entry in fs::read_dir(dir)? {
    +        let path = &entry?.path();
    +
    +        if dir_only == true {
    +            if path.is_dir() {
    +                entries.push(path.to_path_buf());
    +            }
    +        } else {
    +            entries.push(path.to_path_buf());
    +        }
    +
    +        // recursively push all dirs from all children to the dirs vector
    +        let subdirs = recursive_read_dir(&path, dir_only)?;
    +
    +        for subdir in subdirs {
    +            entries.push(subdir)
    +        }
    +    }
    +
    +    // return the dirs, the ones from this folder and the ones from all child folders
    +    Ok(entries)
    +}
    \ No newline at end of file
    -- 
    cgit 1.4.1