1 #![recursion_limit = "512"]
3 pub extern crate strum_macros;
5 pub extern crate lazy_static;
7 pub extern crate failure;
9 pub extern crate diesel;
10 pub extern crate actix;
11 pub extern crate actix_web;
12 pub extern crate bcrypt;
13 pub extern crate chrono;
14 pub extern crate comrak;
15 pub extern crate dotenv;
16 pub extern crate jsonwebtoken;
17 pub extern crate lettre;
18 pub extern crate lettre_email;
20 pub extern crate rand;
21 pub extern crate regex;
23 pub extern crate serde;
24 pub extern crate serde_json;
25 pub extern crate sha2;
26 pub extern crate strum;
37 use crate::settings::Settings;
38 use chrono::{DateTime, FixedOffset, Local, NaiveDateTime};
39 use isahc::prelude::*;
40 use lettre::smtp::authentication::{Credentials, Mechanism};
41 use lettre::smtp::extension::ClientId;
42 use lettre::smtp::ConnectionReuseParameters;
43 use lettre::{ClientSecurity, SmtpClient, Transport};
44 use lettre_email::Email;
46 use percent_encoding::{utf8_percent_encode, NON_ALPHANUMERIC};
47 use rand::distributions::Alphanumeric;
48 use rand::{thread_rng, Rng};
49 use regex::{Regex, RegexBuilder};
50 use serde::Deserialize;
52 pub fn naive_now() -> NaiveDateTime {
53 chrono::prelude::Utc::now().naive_utc()
56 pub fn naive_from_unix(time: i64) -> NaiveDateTime {
57 NaiveDateTime::from_timestamp(time, 0)
60 pub fn convert_datetime(datetime: NaiveDateTime) -> DateTime<FixedOffset> {
61 let now = Local::now();
62 DateTime::<FixedOffset>::from_utc(datetime, *now.offset())
65 pub fn is_email_regex(test: &str) -> bool {
66 EMAIL_REGEX.is_match(test)
69 pub fn remove_slurs(test: &str) -> String {
70 SLUR_REGEX.replace_all(test, "*removed*").to_string()
73 pub fn slur_check(test: &str) -> Result<(), Vec<&str>> {
74 let mut matches: Vec<&str> = SLUR_REGEX.find_iter(test).map(|mat| mat.as_str()).collect();
77 matches.sort_unstable();
80 if matches.is_empty() {
87 pub fn slurs_vec_to_str(slurs: Vec<&str>) -> String {
88 let start = "No slurs - ";
89 let combined = &slurs.join(", ");
90 [start, combined].concat()
93 pub fn extract_usernames(test: &str) -> Vec<&str> {
94 let mut matches: Vec<&str> = USERNAME_MATCHES_REGEX
96 .map(|mat| mat.as_str())
100 matches.sort_unstable();
104 matches.iter().map(|t| &t[3..]).collect()
107 pub fn generate_random_string() -> String {
108 thread_rng().sample_iter(&Alphanumeric).take(30).collect()
116 ) -> Result<(), String> {
117 let email_config = Settings::get().email.as_ref().ok_or("no_email_setup")?;
119 let email = Email::builder()
120 .to((to_email, to_username))
121 .from(email_config.smtp_from_address.to_owned())
127 let mailer = if email_config.use_tls {
128 SmtpClient::new_simple(&email_config.smtp_server).unwrap()
130 SmtpClient::new(&email_config.smtp_server, ClientSecurity::None).unwrap()
132 .hello_name(ClientId::Domain(Settings::get().hostname.to_owned()))
134 .authentication_mechanism(Mechanism::Plain)
135 .connection_reuse(ConnectionReuseParameters::ReuseUnlimited);
136 let mailer = if let (Some(login), Some(password)) =
137 (&email_config.smtp_login, &email_config.smtp_password)
139 mailer.credentials(Credentials::new(login.to_owned(), password.to_owned()))
144 let mut transport = mailer.transport();
145 let result = transport.send(email.into());
150 Err(e) => Err(e.to_string()),
154 #[derive(Deserialize, Debug)]
155 pub struct IframelyResponse {
156 title: Option<String>,
157 description: Option<String>,
158 thumbnail_url: Option<String>,
159 html: Option<String>,
162 pub fn fetch_iframely(url: &str) -> Result<IframelyResponse, failure::Error> {
163 let fetch_url = format!("http://iframely/oembed?url={}", url);
164 let text = isahc::get(&fetch_url)?.text()?;
165 let res: IframelyResponse = serde_json::from_str(&text)?;
169 #[derive(Deserialize, Debug)]
170 pub struct PictshareResponse {
175 pub fn fetch_pictshare(image_url: &str) -> Result<PictshareResponse, failure::Error> {
176 let fetch_url = format!(
177 "http://pictshare/api/geturl.php?url={}",
178 utf8_percent_encode(image_url, NON_ALPHANUMERIC)
180 let text = isahc::get(&fetch_url)?.text()?;
181 let res: PictshareResponse = serde_json::from_str(&text)?;
185 fn fetch_iframely_and_pictshare_data(
193 // Fetch iframely data
194 let (iframely_title, iframely_description, iframely_thumbnail_url, iframely_html) = match url {
195 Some(url) => match fetch_iframely(&url) {
196 Ok(res) => (res.title, res.description, res.thumbnail_url, res.html),
198 error!("iframely err: {}", e);
199 (None, None, None, None)
202 None => (None, None, None, None),
205 // Fetch pictshare thumbnail
206 let pictshare_thumbnail = match iframely_thumbnail_url {
207 Some(iframely_thumbnail_url) => match fetch_pictshare(&iframely_thumbnail_url) {
208 Ok(res) => Some(res.url),
210 error!("pictshare err: {}", e);
219 iframely_description,
225 pub fn markdown_to_html(text: &str) -> String {
226 comrak::markdown_to_html(text, &comrak::ComrakOptions::default())
231 use crate::{extract_usernames, is_email_regex, remove_slurs, slur_check, slurs_vec_to_str};
235 assert!(is_email_regex("gush@gmail.com"));
236 assert!(!is_email_regex("nada_neutho"));
240 fn test_slur_filter() {
242 "coons test dindu ladyboy tranny retardeds. Capitalized Niggerz. This is a bunch of other safe text.";
243 let slur_free = "No slurs here";
246 "*removed* test *removed* *removed* *removed* *removed*. Capitalized *removed*. This is a bunch of other safe text."
250 let has_slurs_vec = vec![
258 let has_slurs_err_str = "No slurs - Niggerz, coons, dindu, ladyboy, retardeds, tranny";
260 assert_eq!(slur_check(test), Err(has_slurs_vec));
261 assert_eq!(slur_check(slur_free), Ok(()));
262 if let Err(slur_vec) = slur_check(test) {
263 assert_eq!(&slurs_vec_to_str(slur_vec), has_slurs_err_str);
268 fn test_extract_usernames() {
269 let usernames = extract_usernames("this is a user mention for [/u/testme](/u/testme) and thats all. Oh [/u/another](/u/another) user. And the first again [/u/testme](/u/testme) okay");
270 let expected = vec!["another", "testme"];
271 assert_eq!(usernames, expected);
274 // These helped with testing
276 // fn test_iframely() {
277 // let res = fetch_iframely("https://www.redspark.nu/?p=15341");
278 // assert!(res.is_ok());
282 // fn test_pictshare() {
283 // let res = fetch_pictshare("https://upload.wikimedia.org/wikipedia/en/2/27/The_Mandalorian_logo.jpg");
284 // assert!(res.is_ok());
285 // let res_other = fetch_pictshare("https://upload.wikimedia.org/wikipedia/en/2/27/The_Mandalorian_logo.jpgaoeu");
286 // assert!(res_other.is_err());
290 // fn test_send_email() {
291 // let result = send_email("not a subject", "test_email@gmail.com", "ur user", "<h1>HI there</h1>");
292 // assert!(result.is_ok());
297 static ref EMAIL_REGEX: Regex = Regex::new(r"^[a-zA-Z0-9.!#$%&’*+/=?^_`{|}~-]+@[a-zA-Z0-9-]+(?:\.[a-zA-Z0-9-]+)*$").unwrap();
298 static ref SLUR_REGEX: Regex = RegexBuilder::new(r"(fag(g|got|tard)?|maricos?|cock\s?sucker(s|ing)?|nig(\b|g?(a|er)?(s|z)?)\b|dindu(s?)|mudslime?s?|kikes?|mongoloids?|towel\s*heads?|\bspi(c|k)s?\b|\bchinks?|niglets?|beaners?|\bnips?\b|\bcoons?\b|jungle\s*bunn(y|ies?)|jigg?aboo?s?|\bpakis?\b|rag\s*heads?|gooks?|cunts?|bitch(es|ing|y)?|puss(y|ies?)|twats?|feminazis?|whor(es?|ing)|\bslut(s|t?y)?|\btrann?(y|ies?)|ladyboy(s?)|\b(b|re|r)tard(ed)?s?)").case_insensitive(true).build().unwrap();
299 static ref USERNAME_MATCHES_REGEX: Regex = Regex::new(r"/u/[a-zA-Z][0-9a-zA-Z_]*").unwrap();