Allow to specify base download directory ( Fix #323

src/download.rs

@@ -237,7 +237,7 @@ pub async fn download_artwork(
             "Failed to get pages' data.",
         )));
     }
-    let base = Arc::new(PathBuf::from("."));
+    let base = Arc::new(PathBuf::from(helper.download_base()));
     let json_file = base.join(format!("{}.json", id));
     let mut datas = PixivData::new(id).unwrap();
     if ajax_ver {

src/opthelper.rs

@@ -85,6 +85,23 @@ impl OptHelper {
         }
     }
 
+    /// The base directory to save downloaded files
+    pub fn download_base(&self) -> String {
+        match self.opt.get_ref().download_base {
+            Some(ref r) => {
+                return r.clone();
+            }
+            None => {}
+        }
+        match self.settings.get_ref().get_str("download-base") {
+            Some(r) => {
+                return r;
+            }
+            None => {}
+        }
+        String::from("./")
+    }
+
     /// Whether to download multiple posts/artworks at the same time.
     pub fn download_multiple_posts(&self) -> bool {
         match self.opt.get_ref().download_multiple_posts {

src/opts.rs

@@ -106,6 +106,8 @@ pub struct CommandOpts {
     #[cfg(feature = "ugoira")]
     /// The x264 profile when converting ugoira(GIF) to video.
     pub x264_profile: Option<X264Profile>,
+    /// The base directory to save downloaded files.
+    pub download_base: Option<String>,
 }
 
 impl CommandOpts {
@@ -141,6 +143,7 @@ impl CommandOpts {
             force_yuv420p: None,
             #[cfg(feature = "ugoira")]
             x264_profile: None,
+            download_base: None,
         }
     }
 
@@ -510,6 +513,12 @@ pub fn parse_cmd() -> Option<CommandOpts> {
         HasArg::Maybe,
         getopts::Occur::Optional,
     );
+    opts.optopt(
+        "d",
+        "download-base",
+        gettext("The base directory to download files."),
+        "DIR",
+    );
     let result = match opts.parse(&argv[1..]) {
         Ok(m) => m,
         Err(err) => {
@@ -793,6 +802,7 @@ pub fn parse_cmd() -> Option<CommandOpts> {
             return None;
         }
     }
+    re.as_mut().unwrap().download_base = result.opt_str("download-base");
     re
 }
 

src/settings_list.rs

@@ -53,6 +53,7 @@ pub fn get_settings_list() -> Vec<SettingDes> {
         SettingDes::new("x264-profile", gettext("The x264 profile when converting ugoira(GIF) to video."), JsonValueType::Str, Some(check_x264_profile)).unwrap(),
         #[cfg(feature = "db")]
         SettingDes::new("db", gettext("Database settings."), JsonValueType::Object, Some(check_db_config)).unwrap(),
+        SettingDes::new("download-base", gettext("The base directory to save downloaded files."), JsonValueType::Str, None).unwrap(),
     ]
 }