Allow HTTP redirects and preserve email links

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "monolith"
-version = "2.0.5"
+version = "2.0.6"
 authors = ["Sunshine <sunshine@uberspace.net>"]
 description = "CLI tool to save webpages as a single HTML file"
 

src/html.rs

@@ -146,8 +146,8 @@ pub fn walk_and_embed_assets(
                 NodeMatch::Anchor => {
                     for attr in attrs_mut.iter_mut() {
                         if &attr.name.local == "href" {
-                            // Do not touch hrefs which begin with a hash sign
-                            if attr.value.to_string().chars().nth(0) == Some('#') {
+                            // Don't touch email links or hrefs which begin with a hash sign
+                            if attr.value.starts_with('#') || attr.value.starts_with("mailto:") {
                                 continue;
                             }
 

src/http.rs

@@ -1,6 +1,6 @@
 use regex::Regex;
 use reqwest::header::{CONTENT_TYPE, USER_AGENT};
-use reqwest::Client;
+use reqwest::{Client, RedirectPolicy};
 use std::time::Duration;
 use url::{ParseError, Url};
 use utils::data_to_dataurl;
@@ -75,6 +75,7 @@ pub fn retrieve_asset(
         Ok(url.to_string())
     } else {
         let client = Client::builder()
+            .redirect(RedirectPolicy::limited(3))
             .timeout(Duration::from_secs(10))
             .build()
             .unwrap();

src/main.rs

@@ -22,7 +22,7 @@ fn main() {
         )
         .args_from_usage("-j, --no-js 'Excludes JavaScript'")
         .args_from_usage("-i, --no-images 'Removes images'")
-        .args_from_usage("-u, --user-agent=<Iceweasel> 'Custom User-Agent string'")
+        .args_from_usage("-u, --user-agent=[Iceweasel] 'Custom User-Agent string'")
         .get_matches();
 
     // Process the command