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Merge pull request #96 from rhysd/refactorings

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Refactorings
pull/97/head
Sunshine 5 years ago committed by GitHub
parent e3321bbb07 dc7ec6e7a8
commit 413dd66886
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GPG Key ID: 4AEE18F83AFDEB23
5 changed files with 51 additions and 50 deletions
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2
src/args.rs
Unescape Escape View File

@ -58,7 +58,7 @@ impl AppArgs {
app_args.output = app.value_of("output").unwrap_or("").to_string();
app_args.user_agent = app
.value_of("user-agent")
.unwrap_or_else(|| DEFAULT_USER_AGENT)
.unwrap_or(DEFAULT_USER_AGENT)
.to_string();
app_args
}

80
src/html.rs
Unescape Escape View File

@ -14,7 +14,7 @@ use reqwest::Client;
use std::collections::HashMap;
use std::default::Default;
const ICON_VALUES: [&str; 5] = [
const ICON_VALUES: &[&str] = &[
"icon",
"shortcut icon",
"mask-icon",
@ -31,15 +31,18 @@ pub fn get_parent_node(node: &Handle) -> Handle {
parent.and_then(|node| node.upgrade()).unwrap()
}
pub fn get_node_name(node: &Handle) -> String {
pub fn get_node_name(node: &Handle) -> &'_ str {
match &node.data {
NodeData::Element { ref name, .. } => name.local.as_ref().to_string(),
_ => str!(),
NodeData::Element { ref name, .. } => name.local.as_ref(),
_ => "",
}
}
pub fn is_icon(attr_value: &str) -> bool {
ICON_VALUES.contains(&&*attr_value.to_lowercase())
ICON_VALUES
.iter()
.find(|a| attr_value.eq_ignore_ascii_case(a))
.is_some()
}
pub fn walk_and_embed_assets(
@ -94,10 +97,10 @@ pub fn walk_and_embed_assets(
for attr in attrs_mut.iter_mut() {
if &attr.name.local == "rel" {
if is_icon(&attr.value.to_string()) {
if is_icon(attr.value.as_ref()) {
link_type = "icon";
break;
} else if attr.value.to_string() == "stylesheet" {
} else if attr.value.as_ref() == "stylesheet" {
link_type = "stylesheet";
break;
}
@ -110,9 +113,8 @@ pub fn walk_and_embed_assets(
if opt_no_images {
attr.value.clear();
} else {
let href_full_url: String =
resolve_url(&url, &attr.value.to_string())
.unwrap_or(str!());
let href_full_url =
resolve_url(&url, attr.value.as_ref()).unwrap_or_default();
let (favicon_dataurl, _) = retrieve_asset(
cache,
client,
@ -121,7 +123,7 @@ pub fn walk_and_embed_assets(
"",
opt_silent,
)
.unwrap_or((str!(), str!()));
.unwrap_or_default();
attr.value.clear();
attr.value.push_slice(favicon_dataurl.as_str());
}
@ -133,9 +135,8 @@ pub fn walk_and_embed_assets(
if opt_no_css {
attr.value.clear();
} else {
let href_full_url: String =
resolve_url(&url, &attr.value.to_string())
.unwrap_or(str!());
let href_full_url =
resolve_url(&url, &attr.value.as_ref()).unwrap_or_default();
let replacement_text = match retrieve_asset(
cache,
client,
@ -157,7 +158,7 @@ pub fn walk_and_embed_assets(
// If a network error occured, warn
Err(e) => {
eprintln!("Warning: {}", e,);
eprintln!("Warning: {}", e);
// If failed to resolve, replace with absolute URL
href_full_url
@ -172,8 +173,8 @@ pub fn walk_and_embed_assets(
} else {
for attr in attrs_mut.iter_mut() {
if &attr.name.local == "href" {
let href_full_url: String =
resolve_url(&url, &attr.value.to_string()).unwrap_or(str!());
let href_full_url =
resolve_url(&url, attr.value.as_ref()).unwrap_or_default();
attr.value.clear();
attr.value.push_slice(&href_full_url.as_str());
}
@ -231,8 +232,8 @@ pub fn walk_and_embed_assets(
let attr_name: &str = &attr.name.local;
if attr_name == "src" {
let src_full_url: String = resolve_url(&url, &attr.value.to_string())
.unwrap_or(attr.value.to_string());
let src_full_url = resolve_url(&url, attr.value.as_ref())
.unwrap_or_else(|_| attr.value.to_string());
attr.value.clear();
attr.value.push_slice(src_full_url.as_str());
} else if attr_name == "srcset" {
@ -241,9 +242,8 @@ pub fn walk_and_embed_assets(
attr.value.clear();
attr.value.push_slice(TRANSPARENT_PIXEL);
} else {
let srcset_full_url: String =
resolve_url(&url, &attr.value.to_string())
.unwrap_or(str!());
let srcset_full_url =
resolve_url(&url, attr.value.as_ref()).unwrap_or_default();
let (source_dataurl, _) = retrieve_asset(
cache,
client,
@ -268,8 +268,8 @@ pub fn walk_and_embed_assets(
continue;
}
let href_full_url: String =
resolve_url(&url, &attr.value.to_string()).unwrap_or(str!());
let href_full_url =
resolve_url(&url, attr.value.as_ref()).unwrap_or_default();
attr.value.clear();
attr.value.push_slice(href_full_url.as_str());
}
@ -298,8 +298,8 @@ pub fn walk_and_embed_assets(
} else {
for attr in attrs_mut.iter_mut() {
if &attr.name.local == "src" {
let src_full_url: String =
resolve_url(&url, &attr.value.to_string()).unwrap_or(str!());
let src_full_url =
resolve_url(&url, attr.value.as_ref()).unwrap_or_default();
let (js_dataurl, _) = retrieve_asset(
cache,
client,
@ -343,8 +343,8 @@ pub fn walk_and_embed_assets(
if &attr.name.local == "action" {
// Modify action to be a full URL
if !is_valid_url(&attr.value) {
let href_full_url: String =
resolve_url(&url, &attr.value.to_string()).unwrap_or(str!());
let href_full_url =
resolve_url(&url, attr.value.as_ref()).unwrap_or_default();
attr.value.clear();
attr.value.push_slice(href_full_url.as_str());
}
@ -360,15 +360,14 @@ pub fn walk_and_embed_assets(
continue;
}
let iframe_src: String = attr.value.to_string();
let iframe_src = attr.value.as_ref();
// Ignore iframes with empty source (they cause infinite loops)
if iframe_src == str!() {
if iframe_src.is_empty() {
continue;
}
let src_full_url: String =
resolve_url(&url, &iframe_src).unwrap_or(str!());
let src_full_url = resolve_url(&url, iframe_src).unwrap_or_default();
let (iframe_data, iframe_final_url) = retrieve_asset(
cache,
client,
@ -401,18 +400,18 @@ pub fn walk_and_embed_assets(
"video" => {
for attr in attrs_mut.iter_mut() {
if &attr.name.local == "poster" {
let video_poster = attr.value.to_string();
let video_poster = attr.value.as_ref();
// Skip posters with empty source
if video_poster == str!() {
if video_poster.is_empty() {
continue;
}
if opt_no_images {
attr.value.clear();
} else {
let poster_full_url: String =
resolve_url(&url, &video_poster).unwrap_or(str!());
let poster_full_url =
resolve_url(&url, video_poster).unwrap_or_default();
let (poster_dataurl, _) = retrieve_asset(
cache,
client,
@ -517,9 +516,7 @@ fn get_child_node_by_name(handle: &Handle, node_name: &str) -> Handle {
});
match matching_children {
Some(node) => node.clone(),
_ => {
return handle.clone();
}
_ => handle.clone(),
}
}
@ -535,7 +532,7 @@ pub fn stringify_document(
serialize(&mut buf, handle, SerializeOpts::default())
.expect("unable to serialize DOM into buffer");
let mut result: String = String::from_utf8(buf).unwrap();
let mut result = String::from_utf8(buf).unwrap();
if opt_isolate || opt_no_css || opt_no_frames || opt_no_js || opt_no_images {
let mut buf: Vec<u8> = Vec::new();
@ -559,7 +556,6 @@ pub fn stringify_document(
if opt_no_images {
content_attr += " img-src data:;";
}
content_attr = content_attr.trim().to_string();
let meta = dom.create_element(
QualName::new(None, ns!(), local_name!("meta")),
@ -570,7 +566,7 @@ pub fn stringify_document(
},
Attribute {
name: QualName::new(None, ns!(), local_name!("content")),
value: format_tendril!("{}", content_attr),
value: format_tendril!("{}", content_attr.trim()),
},
],
Default::default(),

9
src/http.rs
Unescape Escape View File

@ -28,14 +28,15 @@ pub fn retrieve_asset(
let mut response = client.get(url).send()?;
if !opt_silent {
if url == response.url().as_str() {
let res_url = response.url().as_str();
if url == res_url {
eprintln!("{}", &url);
} else {
eprintln!("{} -> {}", &url, &response.url().as_str());
eprintln!("{} -> {}", &url, res_url);
}
}
let new_cache_key = clean_url(response.url().to_string());
let new_cache_key = clean_url(response.url());
if as_dataurl {
// Convert response into a byte array
@ -54,7 +55,7 @@ pub fn retrieve_asset(
};
let dataurl = data_to_dataurl(&mimetype, &data);
// insert in cache
cache.insert(new_cache_key, dataurl.to_string());
cache.insert(new_cache_key, dataurl.clone());
Ok((dataurl, response.url().to_string()))
} else {
let content = response.text().unwrap();

7
src/js.rs
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@ -1,4 +1,4 @@
const JS_DOM_EVENT_ATTRS: [&str; 21] = [
const JS_DOM_EVENT_ATTRS: &[&str] = &[
// Input
"onfocus",
"onblur",
@ -28,5 +28,8 @@ const JS_DOM_EVENT_ATTRS: [&str; 21] = [
// Returns true if DOM attribute name matches a native JavaScript event handler
pub fn attr_is_event_handler(attr_name: &str) -> bool {
JS_DOM_EVENT_ATTRS.contains(&attr_name.to_lowercase().as_str())
JS_DOM_EVENT_ATTRS
.iter()
.find(|a| attr_name.eq_ignore_ascii_case(a))
.is_some()
}

3
src/tests/html.rs
Unescape Escape View File

@ -33,7 +33,8 @@ fn test_get_parent_node_name() {
}
NodeData::Element { ref name, .. } => {
let node_name = name.local.as_ref().to_string();
let parent_node_name = get_node_name(&get_parent_node(node));
let parent = get_parent_node(node);
let parent_node_name = get_node_name(&parent);
if node_name == "head" || node_name == "body" {
assert_eq!(parent_node_name, "html");
} else if node_name == "div" {

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