Sort of works atm.

src/cli.rs

@@ -20,8 +20,8 @@ pub fn run() -> Result<()> {
     info!("{:?}", foo);
 
     ::init()?;
-    downloader::download_to("./foo", "http://traffic.megaphone.fm/FL8700626063.mp3")?;
-    // ::index_feed::foo();
+    let db = ::establish_connection();
+    downloader::latest_dl(&db)?;
 
     Ok(())
 }

src/dbqueries.rs

@@ -15,6 +15,13 @@ pub fn get_podcasts(con: &SqliteConnection) -> QueryResult<Vec<Podcast>> {
     pds
 }
 
+// Maybe later.
+// pub fn get_podcasts_ids(con: &SqliteConnection) -> QueryResult<Vec<i32>> {
+//     use schema::podcast::dsl::*;
+
+//     let pds = podcast.select(id).load::<i32>(con);
+//     pds
+// }
 
 pub fn get_episodes(con: &SqliteConnection) -> QueryResult<Vec<Episode>> {
     use schema::episode::dsl::*;

src/downloader.rs

@@ -1,9 +1,12 @@
 use reqwest;
 use hyper::header::*;
+use diesel::prelude::*;
 
-use std::fs::File;
+use std::fs::{File, DirBuilder};
 use std::io::{BufWriter, Read, Write};
+
 use errors::*;
+use dbqueries;
 
 // Adapted from https://github.com/mattgathu/rget .
 pub fn download_to(target: &str, url: &str) -> Result<()> {
@@ -19,18 +22,17 @@ pub fn download_to(target: &str, url: &str) -> Result<()> {
         info!("Content Type: {:?}", ct_type);
 
         // FIXME
-        let out_file = target.to_owned() + "/bar.mp3";
-        info!("Save destination: {}", out_file);
+        // let out_file = target.to_owned() + "/bar.mp3";
+        info!("Save destination: {}", target);
 
         let chunk_size = match ct_len {
             Some(x) => x as usize / 99,
-            None => 1024usize, // default chunk size
+            None => 1024 as usize, // default chunk size
         };
 
-        // let foo_file =
-
-        let mut writer = BufWriter::new(File::create(out_file)?);
+        let mut writer = BufWriter::new(File::create(target)?);
 
+        // FIXME: not running
         loop {
             let mut buffer = vec![0; chunk_size];
             let bcount = resp.read(&mut buffer[..]).unwrap();
@@ -44,3 +46,35 @@ pub fn download_to(target: &str, url: &str) -> Result<()> {
     }
     Ok(())
 }
+
+// Initial messy prototype, queries load alot of not needed stuff.
+pub fn latest_dl(connection: &SqliteConnection) -> Result<()> {
+    let pds = dbqueries::get_podcasts(connection)?;
+ 
+    pds.iter()
+        .map(|x| -> Result<()> {
+            let eps = dbqueries::get_pd_episodes(connection, &x)?;
+
+            // It might be better to make it a hash of the title
+            let dl_fold = format!("{}/{}", ::DL_DIR.to_str().unwrap(), x.title());
+
+            // Create the folder
+            DirBuilder::new().recursive(true).create(&dl_fold).unwrap();
+
+            // Download the episodes
+            eps.iter()
+                .map(|y| -> Result<()> {
+                    let ext = y.uri().split(".").last().unwrap();
+                    let dlpath = format!("{}/{}.{}", dl_fold, y.title().unwrap(), ext);
+                    info!("Downloading {:?} into: {}", y.title(), dlpath);
+                    download_to(&dlpath, y.uri())?;
+                    Ok(())
+                })
+                .fold((), |(), _| ());
+
+            Ok(())
+        })
+        .fold((), |(), _| ());
+
+    Ok(())
+}

src/index_feed.rs

@@ -6,7 +6,7 @@ use rss;
 use reqwest;
 use rayon::prelude::*;
 use std::sync::{Arc, Mutex};
- 
+
 use schema;
 use dbqueries;
 use feedparser;
@@ -83,11 +83,11 @@ pub fn index_loop(db: SqliteConnection) -> Result<()> {
 
     // f.par_iter_mut().for_each(|&mut (ref mut req, ref source)| {
     // TODO: Once for_each is stable, uncomment above line and delete collect.
-    let _ : Vec<_> = f.par_iter_mut()
-    .map(|&mut (ref mut req, ref source)| {
-        complete_index_from_source(req, source, m.clone()).unwrap();
-    })
-    .collect();
+    let _: Vec<_> = f.par_iter_mut()
+        .map(|&mut (ref mut req, ref source)| {
+            complete_index_from_source(req, source, m.clone()).unwrap();
+        })
+        .collect();
 
     Ok(())
 }
@@ -257,10 +257,11 @@ mod tests {
             "http://feeds.feedburner.com/linuxunplugged",
         ];
 
-        inpt.iter().map(|feed| {
-            index_source(&db, &NewSource::new_with_uri(feed)).unwrap()
-        })
-        .fold((), |(), _| ());
+        inpt.iter()
+            .map(|feed| {
+                index_source(&db, &NewSource::new_with_uri(feed)).unwrap()
+            })
+            .fold((), |(), _| ());
 
         index_loop(db).unwrap();
 
@@ -297,21 +298,22 @@ mod tests {
             ),
         ];
 
-        urls.iter().map(|&(path, url)| {
-            let tempdb = m.lock().unwrap();
-            // Create and insert a Source into db
-            let s = insert_return_source(&tempdb, url).unwrap();
-            drop(tempdb);
+        urls.iter()
+            .map(|&(path, url)| {
+                let tempdb = m.lock().unwrap();
+                // Create and insert a Source into db
+                let s = insert_return_source(&tempdb, url).unwrap();
+                drop(tempdb);
 
-            // open the xml file
-            let feed = fs::File::open(path).unwrap();
-            // parse it into a channel
-            let chan = rss::Channel::read_from(BufReader::new(feed)).unwrap();
+                // open the xml file
+                let feed = fs::File::open(path).unwrap();
+                // parse it into a channel
+                let chan = rss::Channel::read_from(BufReader::new(feed)).unwrap();
 
-            // Index the channel
-            complete_index(m.clone(), chan, &s).unwrap();
-        })
-        .fold((), |(), _| ());
+                // Index the channel
+                complete_index(m.clone(), chan, &s).unwrap();
+            })
+            .fold((), |(), _| ());
 
         // Assert the index rows equal the controlled results
         let tempdb = m.lock().unwrap();

src/lib.rs

@@ -100,6 +100,11 @@ lazy_static!{
 
         HAMMOND_XDG.place_data_file("hammond.db").unwrap()
         };
+
+    static ref DL_DIR: PathBuf = {
+        &HAMMOND_DATA;
+        HAMMOND_XDG.create_data_directory("Downloads").unwrap()
+    };
 }
 
 pub fn init() -> Result<()> {

src/models.rs

@@ -14,7 +14,7 @@ use errors::*;
 pub struct Episode {
     id: i32,
     title: Option<String>,
-    uri: Option<String>,
+    uri: String,
     local_uri: Option<String>,
     description: Option<String>,
     published_date: Option<String>,
@@ -37,12 +37,13 @@ impl Episode {
         self.title = value.map(|x| x.to_string());
     }
 
-    pub fn uri(&self) -> Option<&str> {
-        self.uri.as_ref().map(|s| s.as_str())
+    /// uri is guaranted to exist based on the db rules
+    pub fn uri(&self) -> &str {
+        self.uri.as_ref()
     }
 
-    pub fn set_uri(&mut self, value: Option<&str>) {
-        self.uri = value.map(|x| x.to_string());
+    pub fn set_uri(&mut self, value: &str) {
+        self.uri = value.to_string();
     }
 
     pub fn local_uri(&self) -> Option<&str> {

src/schema.rs

@@ -2,7 +2,7 @@ table! {
     episode (id) {
         id -> Integer,
         title -> Nullable<Text>,
-        uri -> Nullable<Text>,
+        uri -> Text,
         local_uri -> Nullable<Text>,
         description -> Nullable<Text>,
         published_date -> Nullable<Text>,