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Merge pull request #81 from Alch-Emi/shared-client

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Use a shared client for HTTP requests
pull/88/head
Sunshine 5 years ago committed by GitHub
parent d8abfaf25c 3d4a932ac1
commit b0fc24d77f
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
6 changed files with 64 additions and 79 deletions
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43
src/html.rs
Unescape Escape View File

@ -7,6 +7,7 @@ use html5ever::tree_builder::{Attribute, TreeSink};
use html5ever::{local_name, namespace_url, ns};
use http::retrieve_asset;
use js::attr_is_event_handler;
use reqwest::Client;
use std::collections::HashMap;
use std::default::Default;
use utils::{data_to_dataurl, is_valid_url, resolve_css_imports, resolve_url, url_has_protocol};
@ -45,14 +46,13 @@ pub fn is_icon(attr_value: &str) -> bool {
pub fn walk_and_embed_assets(
cache: &mut HashMap<String, String>,
client: &Client,
url: &str,
node: &Handle,
opt_no_css: bool,
opt_no_js: bool,
opt_no_images: bool,
opt_user_agent: &str,
opt_silent: bool,
opt_insecure: bool,
opt_no_frames: bool,
) {
match node.data {
@ -61,14 +61,13 @@ pub fn walk_and_embed_assets(
for child in node.children.borrow().iter() {
walk_and_embed_assets(
cache,
client,
&url,
child,
opt_no_css,
opt_no_js,
opt_no_images,
opt_user_agent,
opt_silent,
opt_insecure,
opt_no_frames,
);
}
@ -107,12 +106,11 @@ pub fn walk_and_embed_assets(
.unwrap_or(EMPTY_STRING.clone());
let (favicon_dataurl, _) = retrieve_asset(
cache,
client,
&href_full_url,
true,
"",
opt_user_agent,
opt_silent,
opt_insecure,
)
.unwrap_or((EMPTY_STRING.clone(), EMPTY_STRING.clone()));
attr.value.clear();
@ -131,23 +129,21 @@ pub fn walk_and_embed_assets(
.unwrap_or(EMPTY_STRING.clone());
let replacement_text = match retrieve_asset(
cache,
client,
&href_full_url,
false,
"text/css",
opt_user_agent,
opt_silent,
opt_insecure,
) {
// On successful retrieval, traverse CSS
Ok((css_data, _)) => resolve_css_imports(
cache,
client,
&css_data,
true,
&href_full_url,
opt_no_images,
opt_user_agent,
opt_silent,
opt_insecure,
),
// If a network error occured, warn
@ -194,12 +190,11 @@ pub fn walk_and_embed_assets(
resolve_url(&url, &value).unwrap_or(EMPTY_STRING.clone());
let (img_dataurl, _) = retrieve_asset(
cache,
client,
&src_full_url,
true,
"",
opt_user_agent,
opt_silent,
opt_insecure,
)
.unwrap_or((EMPTY_STRING.clone(), EMPTY_STRING.clone()));
attr.value.clear();
@ -228,12 +223,11 @@ pub fn walk_and_embed_assets(
.unwrap_or(EMPTY_STRING.clone());
let (source_dataurl, _) = retrieve_asset(
cache,
client,
&srcset_full_url,
true,
"",
opt_user_agent,
opt_silent,
opt_insecure,
)
.unwrap_or((EMPTY_STRING.clone(), EMPTY_STRING.clone()));
attr.value.clear();
@ -275,12 +269,11 @@ pub fn walk_and_embed_assets(
.unwrap_or(EMPTY_STRING.clone());
let (js_dataurl, _) = retrieve_asset(
cache,
client,
&src_full_url,
true,
"application/javascript",
opt_user_agent,
opt_silent,
opt_insecure,
)
.unwrap_or((EMPTY_STRING.clone(), EMPTY_STRING.clone()));
attr.value.clear();
@ -299,13 +292,12 @@ pub fn walk_and_embed_assets(
let mut tendril = contents.borrow_mut();
let replacement = resolve_css_imports(
cache,
client,
tendril.as_ref(),
false,
&url,
opt_no_images,
opt_user_agent,
opt_silent,
opt_insecure,
);
tendril.clear();
tendril.push_slice(&replacement);
@ -347,25 +339,23 @@ pub fn walk_and_embed_assets(
resolve_url(&url, &iframe_src).unwrap_or(EMPTY_STRING.clone());
let (iframe_data, iframe_final_url) = retrieve_asset(
cache,
client,
&src_full_url,
false,
"text/html",
opt_user_agent,
opt_silent,
opt_insecure,
)
.unwrap_or((EMPTY_STRING.clone(), src_full_url));
let dom = html_to_dom(&iframe_data);
walk_and_embed_assets(
cache,
client,
&iframe_final_url,
&dom.document,
opt_no_css,
opt_no_js,
opt_no_images,
opt_user_agent,
opt_silent,
opt_insecure,
opt_no_frames,
);
let mut buf: Vec<u8> = Vec::new();
@ -393,12 +383,11 @@ pub fn walk_and_embed_assets(
.unwrap_or(EMPTY_STRING.clone());
let (poster_dataurl, _) = retrieve_asset(
cache,
client,
&poster_full_url,
true,
"",
opt_user_agent,
opt_silent,
opt_insecure,
)
.unwrap_or((poster_full_url, EMPTY_STRING.clone()));
attr.value.clear();
@ -431,13 +420,12 @@ pub fn walk_and_embed_assets(
{
let replacement = resolve_css_imports(
cache,
client,
attribute.value.as_ref(),
false,
&url,
opt_no_images,
opt_user_agent,
opt_silent,
opt_insecure,
);
attribute.value.clear();
attribute.value.push_slice(&replacement);
@ -462,14 +450,13 @@ pub fn walk_and_embed_assets(
for child in node.children.borrow().iter() {
walk_and_embed_assets(
cache,
client,
&url,
child,
opt_no_css,
opt_no_js,
opt_no_images,
opt_user_agent,
opt_silent,
opt_insecure,
opt_no_frames,
);
}

12
src/http.rs
Unescape Escape View File

@ -1,17 +1,15 @@
use reqwest::header::{CONTENT_TYPE, USER_AGENT};
use reqwest::header::CONTENT_TYPE;
use reqwest::Client;
use std::collections::HashMap;
use std::time::Duration;
use utils::{data_to_dataurl, is_data_url};
pub fn retrieve_asset(
cache: &mut HashMap<String, String>,
client: &Client,
url: &str,
as_dataurl: bool,
mime: &str,
opt_user_agent: &str,
opt_silent: bool,
opt_insecure: bool,
) -> Result<(String, String), reqwest::Error> {
if is_data_url(&url).unwrap() {
Ok((url.to_string(), url.to_string()))
@ -25,11 +23,7 @@ pub fn retrieve_asset(
Ok((data.to_string(), url.to_string()))
} else {
// url not in cache, we request it
let client = Client::builder()
.timeout(Duration::from_secs(10))
.danger_accept_invalid_certs(opt_insecure)
.build()?;
let mut response = client.get(url).header(USER_AGENT, opt_user_agent).send()?;
let mut response = client.get(url).send()?;
if !opt_silent {
if url == response.url().as_str() {

25
src/main.rs
Unescape Escape View File

@ -1,6 +1,7 @@
#[macro_use]
extern crate clap;
extern crate monolith;
extern crate reqwest;
mod args;
@ -8,34 +9,50 @@ use args::AppArgs;
use monolith::html::{html_to_dom, stringify_document, walk_and_embed_assets};
use monolith::http::retrieve_asset;
use monolith::utils::is_valid_url;
use reqwest::header::{HeaderMap, HeaderValue, USER_AGENT};
use std::collections::HashMap;
use std::time::Duration;
fn main() {
let app_args = AppArgs::get();
let cache = &mut HashMap::new();
if is_valid_url(app_args.url_target.as_str()) {
// Initialize client
let mut header_map = HeaderMap::new();
match HeaderValue::from_str(&app_args.user_agent) {
Ok(header) => header_map.insert(USER_AGENT, header),
Err(err) => {
eprintln!("Invalid user agent! {}", err);
return;
}
};
let client = reqwest::Client::builder()
.timeout(Duration::from_secs(10))
.danger_accept_invalid_certs(app_args.insecure)
.default_headers(header_map)
.build()
.expect("Failed to initialize HTTP client");
let (data, final_url) = retrieve_asset(
cache,
&client,
app_args.url_target.as_str(),
false,
"",
app_args.user_agent.as_str(),
app_args.silent,
app_args.insecure,
)
.unwrap();
let dom = html_to_dom(&data);
walk_and_embed_assets(
cache,
&client,
&final_url,
&dom.document,
app_args.no_css,
app_args.no_js,
app_args.no_images,
app_args.user_agent.as_str(),
app_args.silent,
app_args.insecure,
app_args.no_frames,
);

34
src/tests/html.rs
Unescape Escape View File

@ -70,18 +70,18 @@ fn test_walk_and_embed_assets() {
let opt_no_js: bool = false;
let opt_no_images: bool = false;
let opt_silent = true;
let opt_insecure = false;
let client = reqwest::Client::new();
walk_and_embed_assets(
cache,
&client,
&url,
&dom.document,
opt_no_css,
opt_no_js,
opt_no_images,
"",
opt_silent,
opt_insecure,
opt_no_frames,
);
@ -106,18 +106,18 @@ fn test_walk_and_embed_assets_ensure_no_recursive_iframe() {
let opt_no_js: bool = false;
let opt_no_images: bool = false;
let opt_silent = true;
let opt_insecure = false;
let client = reqwest::Client::new();
walk_and_embed_assets(
cache,
&client,
&url,
&dom.document,
opt_no_css,
opt_no_js,
opt_no_images,
"",
opt_silent,
opt_insecure,
opt_no_frames,
);
@ -144,18 +144,17 @@ fn test_walk_and_embed_assets_no_css() {
let opt_no_js: bool = false;
let opt_no_images: bool = false;
let opt_silent = true;
let opt_insecure = false;
let client = reqwest::Client::new();
walk_and_embed_assets(
cache,
&client,
&url,
&dom.document,
opt_no_css,
opt_no_js,
opt_no_images,
"",
opt_silent,
opt_insecure,
opt_no_frames,
);
@ -189,18 +188,18 @@ fn test_walk_and_embed_assets_no_images() {
let opt_no_js: bool = false;
let opt_no_images: bool = true;
let opt_silent = true;
let opt_insecure = false;
let client = reqwest::Client::new();
walk_and_embed_assets(
cache,
&client,
&url,
&dom.document,
opt_no_css,
opt_no_js,
opt_no_images,
"",
opt_silent,
opt_insecure,
opt_no_frames,
);
@ -236,18 +235,17 @@ fn test_walk_and_embed_assets_no_frames() {
let opt_no_js: bool = false;
let opt_no_images: bool = false;
let opt_silent = true;
let opt_insecure = false;
let client = reqwest::Client::new();
walk_and_embed_assets(
cache,
&client,
&url,
&dom.document,
opt_no_css,
opt_no_js,
opt_no_images,
"",
opt_silent,
opt_insecure,
opt_no_frames,
);
@ -275,18 +273,18 @@ fn test_walk_and_embed_assets_no_js() {
let opt_no_js: bool = true;
let opt_no_images: bool = false;
let opt_silent = true;
let opt_insecure = false;
let client = reqwest::Client::new();
walk_and_embed_assets(
cache,
&client,
&url,
&dom.document,
opt_no_css,
opt_no_js,
opt_no_images,
"",
opt_silent,
opt_insecure,
opt_no_frames,
);

16
src/tests/http.rs
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@ -3,26 +3,18 @@ use std::collections::HashMap;
#[test]
fn test_retrieve_asset() {
let cache = &mut HashMap::new();
let (data, final_url) = retrieve_asset(
cache,
"data:text/html;base64,...",
true,
"",
"",
true,
false,
)
.unwrap();
let client = reqwest::Client::new();
let (data, final_url) =
retrieve_asset(cache, &client, "data:text/html;base64,...", true, "", false).unwrap();
assert_eq!(&data, "data:text/html;base64,...");
assert_eq!(&final_url, "data:text/html;base64,...");
let (data, final_url) = retrieve_asset(
cache,
&client,
"data:text/html;base64,...",
true,
"image/png",
"",
true,
false,
)
.unwrap();

13
src/utils.rs
Unescape Escape View File

@ -3,6 +3,7 @@ extern crate base64;
use self::base64::encode;
use http::retrieve_asset;
use regex::Regex;
use reqwest::Client;
use std::collections::HashMap;
use url::{ParseError, Url};
@ -112,13 +113,12 @@ pub fn resolve_url<T: AsRef<str>, U: AsRef<str>>(from: T, to: U) -> Result<Strin
pub fn resolve_css_imports(
cache: &mut HashMap<String, String>,
client: &Client,
css_string: &str,
as_dataurl: bool,
href: &str,
opt_no_images: bool,
opt_user_agent: &str,
opt_silent: bool,
opt_insecure: bool,
) -> String {
let mut resolved_css = String::from(css_string);
@ -141,35 +141,32 @@ pub fn resolve_css_imports(
// The link is an @import link
retrieve_asset(
cache,
client,
&embedded_url,
false, // Formating as data URL will be done later
"text/css", // Expect CSS
opt_user_agent,
opt_silent,
opt_insecure,
)
.map(|(content, _)| {
resolve_css_imports(
cache,
client,
&content,
true, // Finally, convert to a dataurl
&embedded_url,
opt_no_images,
opt_user_agent,
opt_silent,
opt_insecure,
)
})
} else if (is_image && !opt_no_images) || is_font {
// The link is some other, non-@import link
retrieve_asset(
cache,
client,
&embedded_url,
true, // Format as data URL
"", // Unknown MIME type
opt_user_agent,
opt_silent,
opt_insecure,
)
.map(|(a, _)| a)
} else {

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