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|
mod raw;
mod gemini;
mod gopher;
use std::collections::HashMap;
use std::fs::read_dir;
use std::io::Result;
use std::path::PathBuf;
use time::{OffsetDateTime, format_description::FormatItem, macros::format_description};
use crate::template::{TemplateContext, TemplateValue};
const DATE_FORMAT: &[FormatItem<'_>] = format_description!("[year]-[month]-[day]");
struct ArchiveEntry {
id: String,
slug: String
}
impl ArchiveEntry {
pub fn to_template_context(archive_entries: &Vec<ArchiveEntry>) -> TemplateContext {
let mut context = HashMap::new();
let archive_entries_collection = archive_entries
.iter()
.map(|archive_entry| archive_entry.to_template_value())
.collect();
context.insert(
"archive_length".to_string(),
TemplateValue::Unsigned(
archive_entries.len().try_into().unwrap()
)
);
context.insert(
"posts".to_string(),
TemplateValue::Collection(archive_entries_collection)
);
context
}
pub fn to_template_value(&self) -> TemplateContext {
let mut context = HashMap::new();
context.insert(
"id".to_string(),
TemplateValue::String(self.id.clone())
);
context.insert(
"slug".to_string(),
TemplateValue::String(self.slug.clone())
);
if let Some(title) = self.title() {
context.insert(
"title".to_string(),
TemplateValue::String(title)
);
}
context
}
fn title(&self) -> Option<String> {
let date = OffsetDateTime::from_unix_timestamp_nanos(
(self.id.parse::<u64>().ok()? * 1_000_000).into()
).ok()?;
let short_date = date.format(&DATE_FORMAT).ok()?;
let title = self.slug.replace("-", " ");
Some(format!("{} {}", short_date, title))
}
}
fn read_archive(archive_directory: &PathBuf) -> Vec<ArchiveEntry> {
let mut archive_entries = Vec::new();
if let Ok(entries) = read_dir(&archive_directory) {
for entry in entries.filter_map(Result::ok) {
let entry_path = entry.path();
let post_id = entry.file_name();
if let Ok(entry_type) = entry.file_type() {
if entry_type.is_dir() {
if let Ok(candidates) = read_dir(&entry_path) {
for candidate in candidates.filter_map(Result::ok) {
let candidate_path = candidate.path();
match candidate_path.extension() {
Some(extension) => {
if extension == "gmi" {
if let Some(slug) = candidate_path.file_stem() {
if let (Some(post_id), Some(slug)) = (post_id.to_str(), slug.to_str()) {
archive_entries.push(ArchiveEntry {
id: post_id.to_string(),
slug: slug.to_string()
})
}
}
}
},
_ => continue
}
}
}
}
}
}
}
archive_entries
.sort_by(|a, b| b.id.cmp(&a.id));
archive_entries
}
pub fn archive(archive_directory: &PathBuf, template_directory: &PathBuf, output_directory: &PathBuf) -> Result<()> {
let archivers = available_archivers();
let archive_entries = read_archive(archive_directory);
let context = ArchiveEntry::to_template_context(&archive_entries);
for archiver in archivers {
archiver(archive_directory, template_directory, output_directory, &context)?;
}
return Ok(())
}
fn available_archivers() -> Vec<fn(&PathBuf, &PathBuf, &PathBuf, &TemplateContext) -> Result<()>> {
vec![
raw::archive,
gemini::archive,
gopher::archive
]
}
|
