Merge branch 'rolling' into xss-fix

.gitpod.yml

@@ -0,0 +1,45 @@
+---
+image: ubuntu:latest 
+# Commands that will run on workspace start 
+tasks: 
+    - name: Setup, Install & Build 
+    - before: apt install cargo redis-server nodejs npm && cargo test
+    - init: cargo install cargo-watch 
+    - command: redis-server --port 8080 & cargo watch -q -w "." -x "run" 
+# Ports to expose on workspace startup 
+ports: 
+    - port: 8080 
+    - onOpen: open-preview 
+    - name: Website 
+    - description: Website Preview
+# vscode IDE setup
+vscode: 
+   extensions: 
+    - vadimcn.vscode-lldb
+    - rust-lang.rust-analyzer
+    - bungcip.better-toml
+    - serayuzgur.crates
+    - usernamehw.errorlens
+    - DavidAnson.vscode-markdownlint
+    - esbenp.prettier-vscode
+    - stylelint.vscode-stylelint
+    - dbaeumer.vscode-eslint
+    - evgeniypeshkov.syntax-highlighter
+    - redhat.vscode-yaml
+    - ms-azuretools.vscode-docker
+    - GitHub.vscode-github-actions
+    - Catppuccin.catppuccin-vsc
+    - PKief.material-icon-theme
+    - tal7aouy.rainbow-bracket
+    - oderwat.indent-rainbow
+    - formulahendry.auto-rename-tag
+    - eamodio.gitlens
+github: 
+   prebuilds: 
+    - master: true 
+    - branches: true 
+    - pullRequests: true 
+    - pullRequestsFromForks: true 
+    - addCheck: true 
+    - addComment: false 
+    - addBadge: true

CONTRIBUTING.md

@@ -14,7 +14,7 @@ Know how to fix or improve a github action?. Consider Submitting a Pull request
 
 ## Source Code
 
-You should know atleast one of the things below to start contributing:
+You should know at least one of the things below to start contributing:
 
 - Rust basics
 - Actix-web crate basics

Cargo.lock

@@ -201,7 +201,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2262160a7ae29e3415554a3f1fc04c764b1540c116aa524683208078b7a75bc9"
 dependencies = [
  "actix-router",
- "proc-macro2 1.0.60",
+ "proc-macro2 1.0.63",
  "quote 1.0.28",
  "syn 1.0.109",
 ]
@@ -620,7 +620,7 @@ dependencies = [
  "itoa 1.0.6",
  "matches",
  "phf 0.10.1",
- "proc-macro2 1.0.60",
+ "proc-macro2 1.0.63",
  "quote 1.0.28",
  "smallvec 1.10.0",
  "syn 1.0.109",
@@ -633,7 +633,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "13b588ba4ac1a99f7f2964d24b3d896ddc6bf847ee3855dbd4366f058cfcd331"
 dependencies = [
  "quote 1.0.28",
- "syn 2.0.18",
+ "syn 2.0.22",
 ]
 
 [[package]]
@@ -643,7 +643,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4fb810d30a7c1953f91334de7244731fc3f3c10d7fe163338a35b9f640960321"
 dependencies = [
  "convert_case",
- "proc-macro2 1.0.60",
+ "proc-macro2 1.0.63",
  "quote 1.0.28",
  "rustc_version 0.4.0",
  "syn 1.0.109",
@@ -771,7 +771,7 @@ version = "0.1.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "aa4da3c766cd7a0db8242e326e9e4e081edd567072893ed320008189715366a4"
 dependencies = [
- "proc-macro2 1.0.60",
+ "proc-macro2 1.0.63",
  "quote 1.0.28",
  "syn 1.0.109",
  "synstructure",
@@ -1082,7 +1082,7 @@ dependencies = [
  "log",
  "mac",
  "markup5ever 0.11.0",
- "proc-macro2 1.0.60",
+ "proc-macro2 1.0.63",
  "quote 1.0.28",
  "syn 1.0.109",
 ]
@@ -1662,9 +1662,9 @@ checksum = "dd8b5dd2ae5ed71462c540258bedcb51965123ad7e7ccf4b9a8cafaa4a63576d"
 
 [[package]]
 name = "openssl"
-version = "0.10.54"
+version = "0.10.55"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "69b3f656a17a6cbc115b5c7a40c616947d213ba182135b014d6051b73ab6f019"
+checksum = "345df152bc43501c5eb9e4654ff05f794effb78d4efe3d53abc158baddc0703d"
 dependencies = [
  "bitflags",
  "cfg-if 1.0.0",
@@ -1681,9 +1681,9 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a948666b637a0f465e8564c73e89d4dde00d72d4d473cc972f390fc3dcee7d9c"
 dependencies = [
- "proc-macro2 1.0.60",
+ "proc-macro2 1.0.63",
  "quote 1.0.28",
- "syn 2.0.18",
+ "syn 2.0.22",
 ]
 
 [[package]]
@@ -1694,9 +1694,9 @@ checksum = "ff011a302c396a5197692431fc1948019154afc178baf7d8e37367442a4601cf"
 
 [[package]]
 name = "openssl-sys"
-version = "0.9.88"
+version = "0.9.90"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c2ce0f250f34a308dcfdbb351f511359857d4ed2134ba715a4eadd46e1ffd617"
+checksum = "374533b0e45f3a7ced10fcaeccca020e66656bc03dac384f852e4e5a7a8104a6"
 dependencies = [
  "cc",
  "libc",
@@ -1773,9 +1773,9 @@ checksum = "9b2a4787296e9989611394c33f193f676704af1686e70b8f8033ab5ba9a35a94"
 
 [[package]]
 name = "pest"
-version = "2.6.1"
+version = "2.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "16833386b02953ca926d19f64af613b9bf742c48dcd5e09b32fbfc9740bf84e2"
+checksum = "f73935e4d55e2abf7f130186537b19e7a4abc886a0252380b59248af473a3fc9"
 dependencies = [
  "thiserror",
  "ucd-trie",
@@ -1783,9 +1783,9 @@ dependencies = [
 
 [[package]]
 name = "pest_derive"
-version = "2.6.1"
+version = "2.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7763190f9406839f99e5197afee8c9e759969f7dbfa40ad3b8dbee8757b745b5"
+checksum = "aef623c9bbfa0eedf5a0efba11a5ee83209c326653ca31ff019bec3a95bfff2b"
 dependencies = [
  "pest",
  "pest_generator",
@@ -1793,22 +1793,22 @@ dependencies = [
 
 [[package]]
 name = "pest_generator"
-version = "2.6.1"
+version = "2.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "249061b22e99973da1f5f5f1410284419e283bb60b79255bf5f42a94b66a2e00"
+checksum = "b3e8cba4ec22bada7fc55ffe51e2deb6a0e0db2d0b7ab0b103acc80d2510c190"
 dependencies = [
  "pest",
  "pest_meta",
- "proc-macro2 1.0.60",
+ "proc-macro2 1.0.63",
  "quote 1.0.28",
- "syn 2.0.18",
+ "syn 2.0.22",
 ]
 
 [[package]]
 name = "pest_meta"
-version = "2.6.1"
+version = "2.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "457c310cfc9cf3f22bc58901cc7f0d3410ac5d6298e432a4f9a6138565cb6df6"
+checksum = "a01f71cb40bd8bb94232df14b946909e14660e33fc05db3e50ae2a82d7ea0ca0"
 dependencies = [
  "once_cell",
  "pest",
@@ -1913,7 +1913,7 @@ dependencies = [
  "phf_generator 0.10.0",
  "phf_shared 0.10.0",
  "proc-macro-hack",
- "proc-macro2 1.0.60",
+ "proc-macro2 1.0.63",
  "quote 1.0.28",
  "syn 1.0.109",
 ]
@@ -1992,9 +1992,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.60"
+version = "1.0.63"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dec2b086b7a862cf4de201096214fa870344cf922b2b30c167badb3af3195406"
+checksum = "7b368fba921b0dce7e60f5e04ec15e565b3303972b42bcfde1d0713b881959eb"
 dependencies = [
  "unicode-ident",
 ]
@@ -2024,7 +2024,7 @@ version = "1.0.28"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1b9ab9c7eadfd8df19006f1cf1a4aed13540ed5cbc047010ece5826e10825488"
 dependencies = [
- "proc-macro2 1.0.60",
+ "proc-macro2 1.0.63",
 ]
 
 [[package]]
@@ -2548,16 +2548,16 @@ version = "1.0.164"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d9735b638ccc51c28bf6914d90a2e9725b377144fc612c49a611fddd1b631d68"
 dependencies = [
- "proc-macro2 1.0.60",
+ "proc-macro2 1.0.63",
  "quote 1.0.28",
- "syn 2.0.18",
+ "syn 2.0.22",
 ]
 
 [[package]]
 name = "serde_json"
-version = "1.0.97"
+version = "1.0.99"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bdf3bf93142acad5821c99197022e170842cdbc1c30482b98750c688c640842a"
+checksum = "46266871c240a00b8f503b877622fe33430b3c7d963bdc0f2adc511e54a1eae3"
 dependencies = [
  "itoa 1.0.6",
  "ryu",
@@ -2733,7 +2733,7 @@ checksum = "f0f45ed1b65bf9a4bf2f7b7dc59212d1926e9eaf00fa998988e420fd124467c6"
 dependencies = [
  "phf_generator 0.7.24",
  "phf_shared 0.7.24",
- "proc-macro2 1.0.60",
+ "proc-macro2 1.0.63",
  "quote 1.0.28",
  "string_cache_shared",
 ]
@@ -2746,7 +2746,7 @@ checksum = "6bb30289b722be4ff74a408c3cc27edeaad656e06cb1fe8fa9231fa59c728988"
 dependencies = [
  "phf_generator 0.10.0",
  "phf_shared 0.10.0",
- "proc-macro2 1.0.60",
+ "proc-macro2 1.0.63",
  "quote 1.0.28",
 ]
 
@@ -2773,18 +2773,18 @@ version = "1.0.109"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "72b64191b275b66ffe2469e8af2c1cfe3bafa67b529ead792a6d0160888b4237"
 dependencies = [
- "proc-macro2 1.0.60",
+ "proc-macro2 1.0.63",
  "quote 1.0.28",
  "unicode-ident",
 ]
 
 [[package]]
 name = "syn"
-version = "2.0.18"
+version = "2.0.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "32d41677bcbe24c20c52e7c70b0d8db04134c5d1066bf98662e2871ad200ea3e"
+checksum = "2efbeae7acf4eabd6bcdcbd11c92f45231ddda7539edc7806bd1a04a03b24616"
 dependencies = [
- "proc-macro2 1.0.60",
+ "proc-macro2 1.0.63",
  "quote 1.0.28",
  "unicode-ident",
 ]
@@ -2795,7 +2795,7 @@ version = "0.12.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f36bdaa60a83aca3921b5259d5400cbf5e90fc51931376a9bd4a0eb79aa7210f"
 dependencies = [
- "proc-macro2 1.0.60",
+ "proc-macro2 1.0.63",
  "quote 1.0.28",
  "syn 1.0.109",
  "unicode-xid 0.2.4",
@@ -2850,9 +2850,9 @@ version = "1.0.40"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f9456a42c5b0d803c8cd86e73dd7cc9edd429499f37a3550d286d5e86720569f"
 dependencies = [
- "proc-macro2 1.0.60",
+ "proc-macro2 1.0.63",
  "quote 1.0.28",
- "syn 2.0.18",
+ "syn 2.0.22",
 ]
 
 [[package]]
@@ -2994,9 +2994,9 @@ version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "630bdcf245f78637c13ec01ffae6187cca34625e8c63150d424b59e55af2675e"
 dependencies = [
- "proc-macro2 1.0.60",
+ "proc-macro2 1.0.63",
  "quote 1.0.28",
- "syn 2.0.18",
+ "syn 2.0.22",
 ]
 
 [[package]]
@@ -3322,9 +3322,9 @@ dependencies = [
  "bumpalo",
  "log",
  "once_cell",
- "proc-macro2 1.0.60",
+ "proc-macro2 1.0.63",
  "quote 1.0.28",
- "syn 2.0.18",
+ "syn 2.0.22",
  "wasm-bindgen-shared",
 ]
 
@@ -3356,9 +3356,9 @@ version = "0.2.87"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "54681b18a46765f095758388f2d0cf16eb8d4169b639ab575a8f5693af210c7b"
 dependencies = [
- "proc-macro2 1.0.60",
+ "proc-macro2 1.0.63",
  "quote 1.0.28",
- "syn 2.0.18",
+ "syn 2.0.22",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]
@@ -3381,7 +3381,7 @@ dependencies = [
 
 [[package]]
 name = "websurfx"
-version = "0.13.0"
+version = "0.13.5"
 dependencies = [
  "actix-files",
  "actix-web",

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "websurfx"
-version = "0.13.0"
+version = "0.13.5"
 edition = "2021"
 description = "An open-source alternative to Searx that provides clean, ad-free, and organic results with incredible speed while keeping privacy and security in mind."
 repository = "https://github.com/neon-mmd/websurfx"

PULL_REQUEST_TEMPLATE.md

@@ -16,7 +16,7 @@
 
 ## Author's checklist
 
-<!-- additional notes for reviewiers -->
+<!-- additional notes for reviewers -->
 
 ## Related issues
 

README.md

@@ -59,7 +59,7 @@
 - **Community**
     - [📊 System Requirements](#system-requirements-)
     - [🗨️ FAQ (Frequently Asked Questions)](#faq-frequently-asked-questions-)
-    - [📣 More Contributers Wanted](#more-contributers-wanted-)
+    - [📣 More Contributors Wanted](#more-contributors-wanted-)
     - [💖 Supporting Websurfx](#supporting-websurfx-)
     - [📘 Documentation](#documentation-)
     - [🛣️ Roadmap](#roadmap-)
@@ -165,7 +165,7 @@ Websurfx is based on Rust due to its memory safety features, which prevents vuln
 
 **[⬆️ Back to Top](#--)**
 
-# More Contributers Wanted 📣 
+# More Contributors Wanted 📣  
 
 We are looking for more willing contributors to help grow this project. For more information on how you can contribute, check out the [project board](https://github.com/neon-mmd/websurfx/projects?query=is%3Aopen) and the [CONTRIBUTING.md](CONTRIBUTING.md) file for guidelines and rules for making contributions.
 

public/static/pagination.js

@@ -30,8 +30,8 @@ function navigate_backward() {
     let page = parseInt(searchParams.get('page'));
 
     if (isNaN(page)) {
-        page = 1;
-    } else if (page > 1) {
+        page = 0;
+    } else if (page > 0) {
         page--;
     }
 

src/config_parser/parser.rs

@@ -24,46 +24,35 @@ pub struct Config {
     pub binding_ip_addr: String,
     pub style: Style,
     pub redis_connection_url: String,
-    pub aggregator: AggreatorConfig,
+    pub aggregator: AggregatorConfig,
     pub logging: bool,
     pub debug: bool,
 }
 
 /// Configuration options for the aggregator.
 #[derive(Clone)]
-pub struct AggreatorConfig {
+pub struct AggregatorConfig {
     /// Whether to introduce a random delay before sending the request to the search engine.
     pub random_delay: bool,
 }
 
 impl Config {
     /// A function which parses the config.lua file and puts all the parsed options in the newly
-    /// contructed Config struct and returns it.
+    /// constructed Config struct and returns it.
     ///
     /// # Error
     ///
     /// Returns a lua parse error if parsing of the config.lua file fails or has a syntax error
-    /// or io error if the config.lua file doesn't exists otherwise it returns a newly contructed
+    /// or io error if the config.lua file doesn't exists otherwise it returns a newly constructed
     /// Config struct with all the parsed config options from the parsed config file.
     pub fn parse() -> Result<Self, Box<dyn std::error::Error>> {
         Lua::new().context(|context| -> Result<Self, Box<dyn std::error::Error>> {
             let globals = context.globals();
 
             context
-                .load(&fs::read_to_string(
-                    Config::handle_different_config_file_path()?,
-                )?)
+                .load(&fs::read_to_string(Config::get_config_path()?)?)
                 .exec()?;
 
-            let production_use = globals.get::<_, bool>("production_use")?;
-            let aggregator_config = if production_use {
-                AggreatorConfig { random_delay: true }
-            } else {
-                AggreatorConfig {
-                    random_delay: false,
-                }
-            };
-
             Ok(Config {
                 port: globals.get::<_, u16>("port")?,
                 binding_ip_addr: globals.get::<_, String>("binding_ip_addr")?,
@@ -72,7 +61,9 @@ impl Config {
                     globals.get::<_, String>("colorscheme")?,
                 ),
                 redis_connection_url: globals.get::<_, String>("redis_connection_url")?,
-                aggregator: aggregator_config,
+                aggregator: AggregatorConfig {
+                    random_delay: globals.get::<_, bool>("production_use")?,
+                },
                 logging: globals.get::<_, bool>("logging")?,
                 debug: globals.get::<_, bool>("debug")?,
             })
@@ -90,35 +81,37 @@ impl Config {
     ///    one (3).
     /// 3. `websurfx/` (under project folder ( or codebase in other words)) if it is not present
     ///    here then it returns an error as mentioned above.
-    fn handle_different_config_file_path() -> Result<String, Box<dyn std::error::Error>> {
-        if Path::new(
-            format!(
-                "{}/.config/{}/config.lua",
-                std::env::var("HOME").unwrap(),
-                COMMON_DIRECTORY_NAME
-            )
-            .as_str(),
-        )
-        .exists()
-        {
-            Ok(format!(
+    fn get_config_path() -> Result<String, Box<dyn std::error::Error>> {
+        // check user config
+
+        let path = format!(
+            "{}/.config/{}/config.lua",
+            std::env::var("HOME").unwrap(),
+            COMMON_DIRECTORY_NAME
+        );
+        if Path::new(path.as_str()).exists() {
+            return Ok(format!(
                 "{}/.config/{}/{}",
                 std::env::var("HOME").unwrap(),
                 COMMON_DIRECTORY_NAME,
                 CONFIG_FILE_NAME
-            ))
-        } else if Path::new(
-            format!("/etc/xdg/{}/{}", COMMON_DIRECTORY_NAME, CONFIG_FILE_NAME).as_str(),
-        )
-        .exists()
-        {
-            Ok("/etc/xdg/websurfx/config.lua".to_string())
-        } else if Path::new(format!("./{}/{}", COMMON_DIRECTORY_NAME, CONFIG_FILE_NAME).as_str())
+            ));
+        }
+
+        // look for config in /etc/xdg
+        if Path::new(format!("/etc/xdg/{}/{}", COMMON_DIRECTORY_NAME, CONFIG_FILE_NAME).as_str())
             .exists()
         {
-            Ok("./websurfx/config.lua".to_string())
-        } else {
-            Err("Config file not found!!".to_string().into())
+            return Ok("/etc/xdg/websurfx/config.lua".to_string());
         }
+
+        // use dev config
+        if Path::new(format!("./{}/{}", COMMON_DIRECTORY_NAME, CONFIG_FILE_NAME).as_str()).exists()
+        {
+            return Ok("./websurfx/config.lua".to_string());
+        }
+
+        // if no of the configs above exist, return error
+        Err("Config file not found!!".to_string().into())
     }
 }

src/config_parser/parser_models.rs

@@ -1,5 +1,5 @@
 //! This module provides public models for handling, storing and serializing parsed config file
-//! options from config.lua by grouping them togather.
+//! options from config.lua by grouping them together.
 
 use serde::{Deserialize, Serialize};
 

src/engines/duckduckgo.rs

@@ -36,7 +36,7 @@ pub async fn results(
     user_agent: &str,
 ) -> Result<HashMap<String, RawSearchResult>, EngineError> {
     // Page number can be missing or empty string and so appropriate handling is required
-    // so that upstream server recieves valid page number.
+    // so that upstream server receives valid page number.
     let url: String = match page {
         1 => {
             format!("https://html.duckduckgo.com/html/?q={query}&s=&dc=&v=1&o=json&api=/d.js")
@@ -86,7 +86,7 @@ pub async fn results(
     let results: String = reqwest::Client::new()
         .get(url)
         .timeout(Duration::from_secs(5))
-        .headers(header_map) // add spoofed headers to emulate human behaviour
+        .headers(header_map) // add spoofed headers to emulate human behavior
         .send()
         .await
         .into_report()

src/engines/engine_models.rs

@@ -13,7 +13,7 @@ use std::fmt;
 /// search engines.
 /// * `UnexpectedError` - This variant handles all the errors which are unexpected or occur rarely
 /// and are errors mostly related to failure in initialization of HeaderMap, Selector errors and
-/// all other errors occuring within the code handling the `upstream search engines`.
+/// all other errors occurring within the code handling the `upstream search engines`.
 #[derive(Debug)]
 pub enum EngineError {
     EmptyResultSet,

src/search_results_handler/aggregator.rs

@@ -17,7 +17,7 @@ use crate::engines::{duckduckgo, searx};
 /// then removes duplicate results and if two results are found to be from two or more engines
 /// then puts their names together to show the results are fetched from these upstream engines
 /// and then removes all data from the HashMap and puts into a struct of all results aggregated
-/// into a vector and also adds the query used into the struct this is neccessory because
+/// into a vector and also adds the query used into the struct this is necessary because
 /// otherwise the search bar in search remains empty if searched from the query url
 ///
 /// # Example:

src/server/routes.rs

@@ -1,5 +1,5 @@
 //! This module provides the functionality to handle different routes of the `websurfx`
-//! meta search engine website and provide approriate response to each route/page
+//! meta search engine website and provide appropriate response to each route/page
 //! when requested.
 
 use std::fs::read_to_string;
@@ -82,40 +82,16 @@ pub async fn search(
                     .insert_header(("location", "/"))
                     .finish())
             } else {
-                let page_url: String; // Declare the page_url variable without initializing it
-
-                // ...
-
-                let page = match params.page {
-                    Some(page_number) => {
-                        if page_number <= 1 {
-                            page_url = format!(
-                                "http://{}:{}/search?q={}&page={}",
-                                config.binding_ip_addr, config.port, query, 1
-                            );
-                            1
-                        } else {
-                            page_url = format!(
-                                "http://{}:{}/search?q={}&page={}",
-                                config.binding_ip_addr, config.port, query, page_number
-                            );
-
-                            page_number
-                        }
-                    }
-                    None => {
-                        page_url = format!(
-                            "http://{}:{}{}&page={}",
-                            config.binding_ip_addr,
-                            config.port,
-                            req.uri(),
-                            1
-                        );
-
-                        1
-                    }
+                let page = match &params.page {
+                    Some(page) => *page,
+                    None => 0,
                 };
 
+                let page_url = format!(
+                    "http://{}:{}/search?q={}&page={}",
+                    config.binding_ip_addr, config.port, query, page
+                );
+
                 // fetch the cached results json.
                 let cached_results_json = redis_cache.cached_results_json(&page_url);
                 // check if fetched results was indeed fetched or it was an error and if so