Support --upload and --upload-path flags in arg parser, implement mock config file

src/cli/cli.rs

@@ -14,6 +14,8 @@ Options:
     -a=<addr>, --address=<addr>     Address to bind to (e.g. 10.0.0.15); defaults to localhost
     -c=<path>, --config=<path>      Path to the .swerve config file
     -t=<num>, --threads=<num>       Number of worker threads to use for serving files; defaults to 32
+	-u, --upload                    Support file uploads to '/upload'
+	-U=<path>, --upload-path=<path> Set the url path that will accept file uploads. Implies -u if not present
 ";
 
 #[derive(Debug, Deserialize, Clone)]
@@ -26,4 +28,6 @@ pub struct Args {
     pub flag_help: bool,
     pub flag_quiet: bool,
     pub flag_no_index: bool,
+	pub flag_upload: bool,
+	pub flag_upload_path: Option<String>,
 }
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src/cli/config_file.rs

+use std::path::Path;
+use std::convert::AsRef;
+use std::io::prelude::*;
+use std::io;
+use std::fs::File;
+
+pub enum HandlerMethod {
+    Log,
+    File,
+}
+
+pub struct SwerveConfig {
+    pub field_handling: HandlerMethod,
+    pub file_handling: HandlerMethod,
+}
+
+impl SwerveConfig {
+    pub fn from_file<P>(path: P) -> io::Result<SwerveConfig> where P: AsRef<Path> {
+//        let mut file = File::open(path)?;
+//        let mut buffer = String::new();
+//        file.read_to_string(buffer)?;
+
+        Ok(SwerveConfig {
+            field_handling: HandlerMethod::Log,
+            file_handling: HandlerMethod::Log,
+        })
+    }
+}
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src/cli/mod.rs

 mod cli;
+mod config_file;
 
-pub use self::cli::{Args, USAGE};
+pub use self::cli::{Args, USAGE};
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+pub use self::config_file::{HandlerMethod, SwerveConfig};
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