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Fix backslash url rewriting and add tests for rewrite_urls. (#461) 

* Fix backslash url rewriting.

Add test for rewrite_urls.

Fixes #281.

* Update to v0.22.5

Co-authored-by: spikecodes <19519553+spikecodes@users.noreply.github.com>
This commit is contained in:
mikupls 2022-03-26 21:26:30 +01:00 committed by GitHub
parent ed11135af8
commit eb6c5e5e1e
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5 changed files with 22 additions and 8 deletions
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2
Cargo.lock generated
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@ -540,7 +540,7 @@ checksum = "efaa7b300f3b5fe8eb6bf21ce3895e1751d9665086af2d64b42f19701015ff4f"
[[package]]
name = "libreddit"
version = "0.22.4"
version = "0.22.5"
dependencies = [
"askama",
"async-recursion",

2
Cargo.toml
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@ -3,7 +3,7 @@ name = "libreddit"
description = " Alternative private front-end to Reddit"
license = "AGPL-3.0"
repository = "https://github.com/spikecodes/libreddit"
version = "0.22.4"
version = "0.22.5"
authors = ["spikecodes <19519553+spikecodes@users.noreply.github.com>"]
edition = "2021"

4
src/post.rs
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@ -102,7 +102,7 @@ async fn parse_post(json: &serde_json::Value) -> Post {
let body = if val(post, "removed_by_category") == "moderator" {
format!("<div class=\"md\"><p>[removed] — <a href=\"https://www.reveddit.com{}\">view removed post</a></p></div>", permalink)
} else {
rewrite_urls(&val(post, "selftext_html")).replace("\\", "")
rewrite_urls(&val(post, "selftext_html"))
};
// Build a post using data parsed from Reddit post API
@ -201,7 +201,7 @@ fn parse_comments(json: &serde_json::Value, post_link: &str, post_author: &str,
let body = if val(&comment, "author") == "[deleted]" && val(&comment, "body") == "[removed]" {
format!("<div class=\"md\"><p>[removed] — <a href=\"https://www.reveddit.com{}{}\">view removed comment</a></p></div>", post_link, id)
} else {
rewrite_urls(&val(&comment, "body_html")).to_string()
rewrite_urls(&val(&comment, "body_html"))
};
let author = Author {

6
src/subreddit.rs
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@ -336,10 +336,10 @@ pub async fn sidebar(req: Request<Body>) -> Result<Response<Body>, String> {
match json(path, quarantined).await {
// If success, receive JSON in response
Ok(response) => template(WikiTemplate {
wiki: rewrite_urls(&val(&response, "description_html").replace("\\", "")),
wiki: rewrite_urls(&val(&response, "description_html")),
// wiki: format!(
// "{}<hr><h1>Moderators</h1><br><ul>{}</ul>",
// rewrite_urls(&val(&response, "description_html").replace("\\", "")),
// rewrite_urls(&val(&response, "description_html"),
// moderators(&sub, quarantined).await.unwrap_or(vec!["Could not fetch moderators".to_string()]).join(""),
// ),
sub,
@ -411,7 +411,7 @@ async fn subreddit(sub: &str, quarantined: bool) -> Result<Subreddit, String> {
name: esc!(&res, "display_name"),
title: esc!(&res, "title"),
description: esc!(&res, "public_description"),
info: rewrite_urls(&val(&res, "description_html").replace("\\", "")),
info: rewrite_urls(&val(&res, "description_html")),
// moderators: moderators_list(sub, quarantined).await.unwrap_or_default(),
icon: format_url(&icon),
members: format_num(members),

16
src/utils.rs
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@ -607,8 +607,12 @@ pub fn format_url(url: &str) -> String {
// Rewrite Reddit links to Libreddit in body of text
pub fn rewrite_urls(input_text: &str) -> String {
let text1 =
Regex::new(r#"href="(https|http|)://(www\.|old\.|np\.|amp\.|)(reddit\.com|redd\.it)/"#).map_or(String::new(), |re| re.replace_all(input_text, r#"href="/"#).to_string());
Regex::new(r#"href="(https|http|)://(www\.|old\.|np\.|amp\.|)(reddit\.com|redd\.it)/"#)
.map_or(String::new(), |re| re.replace_all(input_text, r#"href="/"#).to_string())
// Remove (html-encoded) "\" from URLs.
.replace("%5C", "").replace(r"\", "");
// Rewrite external media previews to Libreddit
Regex::new(r"https://external-preview\.redd\.it(.*)[^?]").map_or(String::new(), |re| {
@ -710,6 +714,7 @@ pub async fn error(req: Request<Body>, msg: String) -> Result<Response<Body>, St
#[cfg(test)]
mod tests {
use super::format_num;
use super::rewrite_urls;
#[test]
fn format_num_works() {
@ -719,4 +724,13 @@ mod tests {
assert_eq!(format_num(1001), ("1.0k".to_string(), "1001".to_string()));
assert_eq!(format_num(1_999_999), ("2.0m".to_string(), "1999999".to_string()));
}
#[test]
fn rewrite_urls_removes_backslashes() {
let comment_body_html = r#"<a href=\"https://www.reddit.com/r/linux%5C_gaming/comments/x/just%5C_a%5C_test%5C/\">https://www.reddit.com/r/linux\\_gaming/comments/x/just\\_a\\_test/</a>"#;
assert_eq!(
rewrite_urls(comment_body_html),
r#"<a href="https://www.reddit.com/r/linux_gaming/comments/x/just_a_test/">https://www.reddit.com/r/linux_gaming/comments/x/just_a_test/</a>"#
)
}
}