Add publish option (#28)

src/misc/markdown.rs

@@ -14,6 +14,7 @@ pub struct FileMetadata {
     pub link: Option<String>,
     pub date: Option<Date>,
     pub description: Option<String>,
+    pub publish: Option<bool>,
 }
 
 #[derive(Content)]

src/routes/blog.rs

@@ -106,7 +106,7 @@ fn get_posts(location: &str) -> Vec<Post> {
 
     entries
         .iter()
-        .map(|f| {
+        .filter_map(|f| {
             let _filename = f.file_name();
             let filename = _filename.to_string_lossy();
             let file_without_ext = filename.split_at(filename.len() - 3).0;
@@ -132,7 +132,8 @@ fn get_posts(location: &str) -> Vec<Post> {
                 },
             };
 
-            Post {
+            if let Some(true) = file_metadata.publish {
+                Some(Post {
                     url: file_without_ext.into(),
                     title: file_metadata.title.unwrap(),
                     date: file_metadata.date.unwrap_or({
@@ -150,6 +151,9 @@ fn get_posts(location: &str) -> Vec<Post> {
                     }),
                     desc: file_metadata.description,
                     content: None,
+                })
+            } else {
+                None
             }
         })
         .collect::<Vec<Post>>()