main(): Get a map of POST params

Move the call to `params::parse()` from `request::verified()` into
`main()`. This enables us to access values from POST params inside the
`main()` function. We'll need this to store purchaser name and email
address.

4 files changed, 12 insertions, 8 deletions

diff --git a/license-generator/src/lib.rs b/license-generator/src/lib.rs
index 407097a..f83dbbf 100644
--- a/license-generator/src/lib.rs
+++ b/license-generator/src/lib.rs
@@ -8,10 +8,9 @@ extern crate sha1;
 extern crate url;
 
 
-mod params;
-
 pub mod database;
 pub mod errors;
+pub mod params;
 pub mod purchaser;
 pub mod request;
 pub mod response;
diff --git a/license-generator/src/main.rs b/license-generator/src/main.rs
index 4e47c33..3fe03ed 100644
--- a/license-generator/src/main.rs
+++ b/license-generator/src/main.rs
@@ -15,6 +15,7 @@ use simplelog::{Config, LevelFilter, WriteLogger};
 
 use license_generator::database;
 use license_generator::errors::*;
+use license_generator::params;
 use license_generator::purchaser::Purchaser;
 use license_generator::request;
 use license_generator::response;
@@ -102,7 +103,8 @@ fn main() -> Result<()> {
             },
         };
 
-        let is_verified = match request::verified(&params) {
+        let ps = params::parse(&params);
+        let is_verified = match request::verified(&ps) {
             Ok(v) => v,
             Err(e) => {
                 error!("{}", e);
diff --git a/license-generator/src/params.rs b/license-generator/src/params.rs
index 1b234e7..836e920 100644
--- a/license-generator/src/params.rs
+++ b/license-generator/src/params.rs
@@ -3,7 +3,7 @@ use std::collections::BTreeMap;
 
 use url::form_urlencoded;
 
-pub(crate) fn parse<'a>(params: &'a str) -> BTreeMap<Cow<'a, str>, Cow<'a, str>> {
+pub fn parse<'a>(params: &'a str) -> BTreeMap<Cow<'a, str>, Cow<'a, str>> {
     let iter = form_urlencoded::parse(params.as_bytes());
     let mut dict = BTreeMap::new();
 
diff --git a/license-generator/src/request.rs b/license-generator/src/request.rs
index 190a756..fd5b556 100644
--- a/license-generator/src/request.rs
+++ b/license-generator/src/request.rs
@@ -1,11 +1,14 @@
+use std::borrow::Cow;
+use std::collections::BTreeMap;
+
 use paddle;
 
 use errors::*;
-use params;
 
-pub fn verified(req_params: &str) -> Result<bool> {
-    let p = params::parse(&req_params);
+pub fn verified<'a>(
+    req_params: &BTreeMap<Cow<'a, str>, Cow<'a, str>>
+) -> Result<bool> {
     let pem = include_bytes!("../private/paddle.pubkey.asc");
 
-    Ok(paddle::verify_signature(pem, p)?)
+    Ok(paddle::verify_signature(pem, req_params.clone())?)
 }