]> Untitled Git - lemmy.git/blobdiff - server/src/lib.rs
Merge branch 'dev' into federation
[lemmy.git] / server / src / lib.rs
index cddd5b860462cd71e79ef0d8038a26de1161c3ea..2c78cfc2643d3813a10027daf06dcf5868a2bce2 100644 (file)
@@ -11,12 +11,16 @@ pub extern crate actix;
 pub extern crate actix_web;
 pub extern crate bcrypt;
 pub extern crate chrono;
+pub extern crate comrak;
 pub extern crate dotenv;
 pub extern crate jsonwebtoken;
 pub extern crate lettre;
 pub extern crate lettre_email;
+extern crate log;
+pub extern crate openssl;
 pub extern crate rand;
 pub extern crate regex;
+pub extern crate rss;
 pub extern crate serde;
 pub extern crate serde_json;
 pub extern crate sha2;
@@ -25,28 +29,26 @@ pub extern crate strum;
 pub mod api;
 pub mod apub;
 pub mod db;
-pub mod feeds;
-pub mod nodeinfo;
+pub mod routes;
 pub mod schema;
 pub mod settings;
 pub mod version;
-pub mod webfinger;
 pub mod websocket;
 
 use crate::settings::Settings;
-use chrono::{DateTime, NaiveDateTime, Utc};
+use chrono::{DateTime, FixedOffset, Local, NaiveDateTime};
+use isahc::prelude::*;
 use lettre::smtp::authentication::{Credentials, Mechanism};
 use lettre::smtp::extension::ClientId;
 use lettre::smtp::ConnectionReuseParameters;
-use lettre::{SmtpClient, Transport};
+use lettre::{ClientSecurity, SmtpClient, Transport};
 use lettre_email::Email;
+use log::error;
+use percent_encoding::{utf8_percent_encode, NON_ALPHANUMERIC};
 use rand::distributions::Alphanumeric;
 use rand::{thread_rng, Rng};
 use regex::{Regex, RegexBuilder};
-
-pub fn to_datetime_utc(ndt: NaiveDateTime) -> DateTime<Utc> {
-  DateTime::<Utc>::from_utc(ndt, Utc)
-}
+use serde::Deserialize;
 
 pub fn naive_now() -> NaiveDateTime {
   chrono::prelude::Utc::now().naive_utc()
@@ -56,6 +58,11 @@ pub fn naive_from_unix(time: i64) -> NaiveDateTime {
   NaiveDateTime::from_timestamp(time, 0)
 }
 
+pub fn convert_datetime(datetime: NaiveDateTime) -> DateTime<FixedOffset> {
+  let now = Local::now();
+  DateTime::<FixedOffset>::from_utc(datetime, *now.offset())
+}
+
 pub fn is_email_regex(test: &str) -> bool {
   EMAIL_REGEX.is_match(test)
 }
@@ -64,8 +71,24 @@ pub fn remove_slurs(test: &str) -> String {
   SLUR_REGEX.replace_all(test, "*removed*").to_string()
 }
 
-pub fn has_slurs(test: &str) -> bool {
-  SLUR_REGEX.is_match(test)
+pub fn slur_check(test: &str) -> Result<(), Vec<&str>> {
+  let mut matches: Vec<&str> = SLUR_REGEX.find_iter(test).map(|mat| mat.as_str()).collect();
+
+  // Unique
+  matches.sort_unstable();
+  matches.dedup();
+
+  if matches.is_empty() {
+    Ok(())
+  } else {
+    Err(matches)
+  }
+}
+
+pub fn slurs_vec_to_str(slurs: Vec<&str>) -> String {
+  let start = "No slurs - ";
+  let combined = &slurs.join(", ");
+  [start, combined].concat()
 }
 
 pub fn extract_usernames(test: &str) -> Vec<&str> {
@@ -92,42 +115,121 @@ pub fn send_email(
   to_username: &str,
   html: &str,
 ) -> Result<(), String> {
-  let email_config = Settings::get().email.as_ref().ok_or("no_email_setup")?;
+  let email_config = Settings::get().email.ok_or("no_email_setup")?;
 
   let email = Email::builder()
     .to((to_email, to_username))
-    .from((
-      email_config.smtp_login.to_owned(),
-      email_config.smtp_from_address.to_owned(),
-    ))
+    .from(email_config.smtp_from_address.to_owned())
     .subject(subject)
     .html(html)
     .build()
     .unwrap();
 
-  let mut mailer = SmtpClient::new_simple(&email_config.smtp_server)
-    .unwrap()
-    .hello_name(ClientId::Domain("localhost".to_string()))
-    .credentials(Credentials::new(
-      email_config.smtp_login.to_owned(),
-      email_config.smtp_password.to_owned(),
-    ))
-    .smtp_utf8(true)
-    .authentication_mechanism(Mechanism::Plain)
-    .connection_reuse(ConnectionReuseParameters::ReuseUnlimited)
-    .transport();
+  let mailer = if email_config.use_tls {
+    SmtpClient::new_simple(&email_config.smtp_server).unwrap()
+  } else {
+    SmtpClient::new(&email_config.smtp_server, ClientSecurity::None).unwrap()
+  }
+  .hello_name(ClientId::Domain(Settings::get().hostname))
+  .smtp_utf8(true)
+  .authentication_mechanism(Mechanism::Plain)
+  .connection_reuse(ConnectionReuseParameters::ReuseUnlimited);
+  let mailer = if let (Some(login), Some(password)) =
+    (&email_config.smtp_login, &email_config.smtp_password)
+  {
+    mailer.credentials(Credentials::new(login.to_owned(), password.to_owned()))
+  } else {
+    mailer
+  };
 
-  let result = mailer.send(email.into());
+  let mut transport = mailer.transport();
+  let result = transport.send(email.into());
+  transport.close();
 
   match result {
     Ok(_) => Ok(()),
-    Err(_) => Err("no_email_setup".to_string()),
+    Err(e) => Err(e.to_string()),
   }
 }
 
+#[derive(Deserialize, Debug)]
+pub struct IframelyResponse {
+  title: Option<String>,
+  description: Option<String>,
+  thumbnail_url: Option<String>,
+  html: Option<String>,
+}
+
+pub fn fetch_iframely(url: &str) -> Result<IframelyResponse, failure::Error> {
+  let fetch_url = format!("http://iframely/oembed?url={}", url);
+  let text = isahc::get(&fetch_url)?.text()?;
+  let res: IframelyResponse = serde_json::from_str(&text)?;
+  Ok(res)
+}
+
+#[derive(Deserialize, Debug)]
+pub struct PictshareResponse {
+  status: String,
+  url: String,
+}
+
+pub fn fetch_pictshare(image_url: &str) -> Result<PictshareResponse, failure::Error> {
+  let fetch_url = format!(
+    "http://pictshare/api/geturl.php?url={}",
+    utf8_percent_encode(image_url, NON_ALPHANUMERIC)
+  );
+  let text = isahc::get(&fetch_url)?.text()?;
+  let res: PictshareResponse = serde_json::from_str(&text)?;
+  Ok(res)
+}
+
+fn fetch_iframely_and_pictshare_data(
+  url: Option<String>,
+) -> (
+  Option<String>,
+  Option<String>,
+  Option<String>,
+  Option<String>,
+) {
+  // Fetch iframely data
+  let (iframely_title, iframely_description, iframely_thumbnail_url, iframely_html) = match url {
+    Some(url) => match fetch_iframely(&url) {
+      Ok(res) => (res.title, res.description, res.thumbnail_url, res.html),
+      Err(e) => {
+        error!("iframely err: {}", e);
+        (None, None, None, None)
+      }
+    },
+    None => (None, None, None, None),
+  };
+
+  // Fetch pictshare thumbnail
+  let pictshare_thumbnail = match iframely_thumbnail_url {
+    Some(iframely_thumbnail_url) => match fetch_pictshare(&iframely_thumbnail_url) {
+      Ok(res) => Some(res.url),
+      Err(e) => {
+        error!("pictshare err: {}", e);
+        None
+      }
+    },
+    None => None,
+  };
+
+  (
+    iframely_title,
+    iframely_description,
+    iframely_html,
+    pictshare_thumbnail,
+  )
+}
+
+pub fn markdown_to_html(text: &str) -> String {
+  comrak::markdown_to_html(text, &comrak::ComrakOptions::default())
+}
+
 #[cfg(test)]
 mod tests {
-  use crate::{extract_usernames, has_slurs, is_email_regex, remove_slurs};
+  use crate::{extract_usernames, is_email_regex, remove_slurs, slur_check, slurs_vec_to_str};
 
   #[test]
   fn test_email() {
@@ -138,15 +240,29 @@ mod tests {
   #[test]
   fn test_slur_filter() {
     let test =
-      "coons test dindu ladyboy tranny retardeds. Capitalized Nigger. This is a bunch of other safe text.".to_string();
+      "coons test dindu ladyboy tranny retardeds. Capitalized Niggerz. This is a bunch of other safe text.";
     let slur_free = "No slurs here";
     assert_eq!(
       remove_slurs(&test),
       "*removed* test *removed* *removed* *removed* *removed*. Capitalized *removed*. This is a bunch of other safe text."
         .to_string()
     );
-    assert!(has_slurs(&test));
-    assert!(!has_slurs(slur_free));
+
+    let has_slurs_vec = vec![
+      "Niggerz",
+      "coons",
+      "dindu",
+      "ladyboy",
+      "retardeds",
+      "tranny",
+    ];
+    let has_slurs_err_str = "No slurs - Niggerz, coons, dindu, ladyboy, retardeds, tranny";
+
+    assert_eq!(slur_check(test), Err(has_slurs_vec));
+    assert_eq!(slur_check(slur_free), Ok(()));
+    if let Err(slur_vec) = slur_check(test) {
+      assert_eq!(&slurs_vec_to_str(slur_vec), has_slurs_err_str);
+    }
   }
 
   #[test]
@@ -156,6 +272,21 @@ mod tests {
     assert_eq!(usernames, expected);
   }
 
+  // These helped with testing
+  // #[test]
+  // fn test_iframely() {
+  //   let res = fetch_iframely("https://www.redspark.nu/?p=15341");
+  //   assert!(res.is_ok());
+  // }
+
+  // #[test]
+  // fn test_pictshare() {
+  //   let res = fetch_pictshare("https://upload.wikimedia.org/wikipedia/en/2/27/The_Mandalorian_logo.jpg");
+  //   assert!(res.is_ok());
+  //   let res_other = fetch_pictshare("https://upload.wikimedia.org/wikipedia/en/2/27/The_Mandalorian_logo.jpgaoeu");
+  //   assert!(res_other.is_err());
+  // }
+
   // #[test]
   // fn test_send_email() {
   //  let result =  send_email("not a subject", "test_email@gmail.com", "ur user", "<h1>HI there</h1>");
@@ -165,6 +296,6 @@ mod tests {
 
 lazy_static! {
   static ref EMAIL_REGEX: Regex = Regex::new(r"^[a-zA-Z0-9.!#$%&’*+/=?^_`{|}~-]+@[a-zA-Z0-9-]+(?:\.[a-zA-Z0-9-]+)*$").unwrap();
-  static ref SLUR_REGEX: Regex = RegexBuilder::new(r"(fag(g|got|tard)?|maricos?|cock\s?sucker(s|ing)?|nig(\b|g?(a|er)?s?)\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();
+  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();
   static ref USERNAME_MATCHES_REGEX: Regex = Regex::new(r"/u/[a-zA-Z][0-9a-zA-Z_]*").unwrap();
 }