beenull/libreddit
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Allow bypassing nsfw gate for posts

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On instances that are not sfw-only, the nsfw gate for posts can now be
bypassed.
This commit is contained in:
gmnsii 2023-03-22 23:18:35 -07:00
parent e25622dac2
commit e046144bf3
6 changed files with 35 additions and 18 deletions
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13
src/duplicates.rs
View file

@ -3,7 +3,7 @@
use crate::client::json;
use crate::server::RequestExt;
use crate::subreddit::{can_access_quarantine, quarantine};
use crate::utils::{error, filter_posts, get_filters, nsfw_landing, parse_post, setting, template, Post, Preferences};
use crate::utils::{error, filter_posts, get_filters, nsfw_landing, parse_post, template, Post, Preferences};
use askama::Template;
use hyper::{Body, Request, Response};
@ -67,11 +67,12 @@ pub async fn item(req: Request<Body>) -> Result<Response<Body>, String> {
Ok(response) => {
let post = parse_post(&response[0]["data"]["children"][0]).await;
let req_url = req.uri().to_string();
// Return landing page if this post if this Reddit deems this post
// NSFW, but we have also disabled the display of NSFW content
// or if the instance is SFW-only.
if post.nsfw && (setting(&req, "show_nsfw") != "on" || crate::utils::sfw_only()) {
return Ok(nsfw_landing(req).await.unwrap_or_default());
// or if the instance is SFW-only
if post.nsfw && crate::utils::should_be_nsfw_gated(&req, &req_url) {
return Ok(nsfw_landing(req, req_url).await.unwrap_or_default());
}
let filters = get_filters(&req);
@ -195,14 +196,13 @@ pub async fn item(req: Request<Body>) -> Result<Response<Body>, String> {
after = response[1]["data"]["after"].as_str().unwrap_or_default().to_string();
}
}
let url = req.uri().to_string();
template(DuplicatesTemplate {
params: DuplicatesParams { before, after, sort },
post,
duplicates,
prefs: Preferences::new(&req),
url,
url: req_url,
num_posts_filtered,
all_posts_filtered,
})
@ -234,3 +234,4 @@ async fn parse_duplicates(json: &serde_json::Value, filters: &HashSet<String>) -
let (num_posts_filtered, all_posts_filtered) = filter_posts(&mut duplicates, filters);
(duplicates, num_posts_filtered, all_posts_filtered)
}

9
src/post.rs
View file

@ -56,15 +56,15 @@ pub async fn item(req: Request<Body>) -> Result<Response<Body>, String> {
// Parse the JSON into Post and Comment structs
let post = parse_post(&response[0]["data"]["children"][0]).await;
let req_url = req.uri().to_string();
// Return landing page if this post if this Reddit deems this post
// NSFW, but we have also disabled the display of NSFW content
// or if the instance is SFW-only.
if post.nsfw && (setting(&req, "show_nsfw") != "on" || crate::utils::sfw_only()) {
return Ok(nsfw_landing(req).await.unwrap_or_default());
if post.nsfw && crate::utils::should_be_nsfw_gated(&req, &req_url) {
return Ok(nsfw_landing(req, req_url).await.unwrap_or_default());
}
let comments = parse_comments(&response[1], &post.permalink, &post.author.name, highlighted_comment, &get_filters(&req), &req);
let url = req.uri().to_string();
// Use the Post and Comment structs to generate a website to show users
template(PostTemplate {
@ -73,7 +73,7 @@ pub async fn item(req: Request<Body>) -> Result<Response<Body>, String> {
sort,
prefs: Preferences::new(&req),
single_thread,
url,
url: req_url,
})
}
// If the Reddit API returns an error, exit and send error page to user
@ -190,3 +190,4 @@ fn parse_comments(json: &serde_json::Value, post_link: &str, post_author: &str,
})
.collect()
}

6
src/subreddit.rs
View file

@ -97,10 +97,11 @@ pub async fn community(req: Request<Body>) -> Result<Response<Body>, String> {
}
};
let req_url = req.uri().to_string();
// Return landing page if this post if this is NSFW community but the user
// has disabled the display of NSFW content or if the instance is SFW-only.
if sub.nsfw && (setting(&req, "show_nsfw") != "on" || crate::utils::sfw_only()) {
return Ok(nsfw_landing(req).await.unwrap_or_default());
if sub.nsfw && crate::utils::should_be_nsfw_gated(&req, &req_url) {
return Ok(nsfw_landing(req, req_url).await.unwrap_or_default());
}
let path = format!("/r/{}/{}.json?{}&raw_json=1", sub_name.clone(), sort, req.uri().query().unwrap_or_default());
@ -433,3 +434,4 @@ async fn subreddit(sub: &str, quarantined: bool) -> Result<Subreddit, String> {
nsfw: res["data"]["over18"].as_bool().unwrap_or_default(),
})
}

5
src/user.rs
View file

@ -50,11 +50,12 @@ pub async fn profile(req: Request<Body>) -> Result<Response<Body>, String> {
// Retrieve info from user about page.
let user = user(&username).await.unwrap_or_default();
let req_url = req.uri().to_string();
// Return landing page if this post if this Reddit deems this user NSFW,
// but we have also disabled the display of NSFW content or if the instance
// is SFW-only.
if user.nsfw && (setting(&req, "show_nsfw") != "on" || crate::utils::sfw_only()) {
return Ok(nsfw_landing(req).await.unwrap_or_default());
if user.nsfw && crate::utils::should_be_nsfw_gated(&req, &req_url) {
return Ok(nsfw_landing(req, req_url).await.unwrap_or_default());
}
let filters = get_filters(&req);

16
src/utils.rs
View file

@ -893,11 +893,21 @@ pub fn sfw_only() -> bool {
}
}
// Determines if a request shoud redirect to a nsfw landing gate.
pub fn should_be_nsfw_gated(req: &Request<Body>, req_url: &String) -> bool {
let sfw_instance = sfw_only();
let gate_nsfw = (setting(&req, "show_nsfw") != "on") || sfw_instance;
// Nsfw landing gate should not be bypassed on a sfw only instance,
let bypass_gate = !sfw_instance && req_url.ends_with("&bypass_nsfw_landing");
gate_nsfw && !bypass_gate
}
/// Renders the landing page for NSFW content when the user has not enabled
/// "show NSFW posts" in settings.
pub async fn nsfw_landing(req: Request<Body>) -> Result<Response<Body>, String> {
pub async fn nsfw_landing(req: Request<Body>, req_url: String) -> Result<Response<Body>, String> {
let res_type: ResourceType;
let url = req.uri().to_string();
// Determine from the request URL if the resource is a subreddit, a user
// page, or a post.
@ -916,7 +926,7 @@ pub async fn nsfw_landing(req: Request<Body>) -> Result<Response<Body>, String>
res,
res_type,
prefs: Preferences::new(&req),
url,
url: req_url,
}
.render()
.unwrap_or_default();

4
templates/nsfwlanding.html
View file

@ -19,10 +19,12 @@
{% if crate::utils::sfw_only() %}
This instance of Libreddit is SFW-only.</p>
{% else %}
Enable "Show NSFW posts" in <a href="/settings">settings</a> to view this {% if res_type == crate::utils::ResourceType::Subreddit %}subreddit{% else if res_type == crate::utils::ResourceType::User %}user's posts or comments{% else if res_type == crate::utils::ResourceType::Post %}post{% endif %}.
Enable "Show NSFW posts" in <a href="/settings">settings</a> to view this {% if res_type == crate::utils::ResourceType::Subreddit %}subreddit{% else if res_type == crate::utils::ResourceType::User %}user's posts or comments{% else if res_type == crate::utils::ResourceType::Post %}post{% endif %}. <br>
{% if res_type == crate::utils::ResourceType::Post %} You can also bypass this gate by clicking on this <a href="{{url}}&bypass_nsfw_landing">link</a>.{% endif %}
{% endif %}
</p>
</div>
{% endblock %}
{% block footer %}
{% endblock %}