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[rbdr/blog] / src / command / generate.rs

diff --git a/src/command/generate.rs b/src/command/generate.rs
index 59babd553080ea66e9eae2dc662364f30456d401..cc9e4015dbadda0dd1d865958e29f81fa7ce7620 100644 (file)
--- a/src/command/generate.rs
+++ b/src/command/generate.rs
@@ -1,4 +1,13 @@
-use std::io::Result;
+use std::fs::{create_dir_all, read_dir, remove_dir_all, File};
+use std::io::{Read, Result};
+use std::path::PathBuf;
+use crate::configuration::Configuration;
+use crate::constants::METADATA_FILENAME;
+use crate::gemini_parser::parse;
+use crate::generator::generate;
+use crate::archiver::archive;
+use crate::metadata::Metadata;
+use crate::post::Post;
 
 pub struct Generate;
 
@@ -6,6 +15,53 @@ impl Generate {
     pub fn new() -> Self {
         Generate
     }
+
+    fn read_posts(&self, posts_directory: &PathBuf, max_posts: u8) -> Vec<Post> {
+        let mut posts = Vec::new();
+
+        for i in 0..max_posts {
+            let post_directory = posts_directory.join(i.to_string());
+            match self.read_post(&post_directory, i) {
+                Some(post) => posts.push(post),
+                None => continue
+            }
+        }
+
+        posts
+    }
+
+    fn find_blog_content(&self, post_directory: &PathBuf) -> Option<String> {
+        let entries = read_dir(&post_directory).ok()?;
+        for entry in entries.filter_map(Result::ok) {
+            let entry_path = entry.path();
+            match entry_path.extension() {
+                Some(extension) => {
+                    if extension == "gmi" {
+                        let mut file = File::open(entry_path).ok()?;
+                        let mut contents = String::new();
+                        file.read_to_string(&mut contents).ok()?;
+                        return Some(contents);
+                    }
+                },
+                None => continue
+            }
+        }
+        None
+    }
+
+    fn read_post(&self, post_directory: &PathBuf, index: u8) -> Option<Post> {
+        let metadata_path = post_directory.join(METADATA_FILENAME);
+        let metadata = Metadata::read_or_create(&metadata_path);
+        let raw = self.find_blog_content(&post_directory)?;
+        let html = parse(&raw);
+
+        Some(Post {
+            metadata,
+            index,
+            html,
+            raw
+        })
+    }
 }
 
 impl super::Command for Generate {
@@ -13,8 +69,25 @@ impl super::Command for Generate {
         vec![]
     }
 
-    fn execute(&self, input: Option<&String>) -> Result<()> {
-        println!("GENERATE! {:?}", input);
+    fn execute(&self, _: Option<&String>, configuration: &Configuration, _: &String) -> Result<()> {
+        let _ = remove_dir_all(&configuration.blog_output_directory);
+        create_dir_all(&configuration.blog_output_directory)?;
+
+        let posts = self.read_posts(&configuration.posts_directory, configuration.max_posts);
+        generate(
+            &configuration.static_directory,
+            &configuration.templates_directory,
+            &configuration.blog_output_directory,
+            &posts
+        )?;
+
+        let _ = remove_dir_all(&configuration.archive_output_directory);
+        create_dir_all(&configuration.archive_output_directory)?;
+        archive(
+            &configuration.archive_directory,
+            &configuration.templates_directory,
+            &configuration.archive_output_directory
+        )?;
         return Ok(())
     }