alamin/websurfx
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⚙️ refactor: replace oncecell with oncelock from std library (#180)(#178)

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This commit is contained in:
neon_arch 2023-08-27 20:57:33 +03:00
parent 7b33744c9d
commit 4ccd0486e7
2 changed files with 79 additions and 71 deletions
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62
src/handler/paths.rs
View File

@ -4,6 +4,7 @@
use std::collections::HashMap;
use std::io::Error;
use std::path::Path;
use std::sync::OnceLock;
// ------- Constants --------
static PUBLIC_DIRECTORY_NAME: &str = "public";
@ -20,8 +21,34 @@ pub enum FileType {
Theme,
}
static FILE_PATHS_FOR_DIFF_FILE_TYPES: once_cell::sync::Lazy<HashMap<FileType, Vec<String>>> =
once_cell::sync::Lazy::new(|| {
static FILE_PATHS_FOR_DIFF_FILE_TYPES: OnceLock<HashMap<FileType, Vec<String>>> = OnceLock::new();
/// A helper function which returns an appropriate config file path checking if the config
/// file exists on that path.
///
/// # Error
///
/// Returns a `config file not found!!` error if the config file is not present under following
/// paths which are:
/// 1. `~/.config/websurfx/` if it not present here then it fallbacks to the next one (2)
/// 2. `/etc/xdg/websurfx/config.lua` if it is not present here then it fallbacks to the next
/// 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.
/// A function which returns an appropriate theme directory path checking if the theme
/// directory exists on that path.
///
/// # Error
///
/// Returns a `Theme (public) folder not found!!` error if the theme folder is not present under following
/// paths which are:
/// 1. `/opt/websurfx` if it not present here then it fallbacks to the next one (2)
/// 2. Under project folder ( or codebase in other words) if it is not present
/// here then it returns an error as mentioned above.
pub fn file_path(file_type: FileType) -> Result<&'static str, Error> {
let file_path: &Vec<String> = FILE_PATHS_FOR_DIFF_FILE_TYPES
.get_or_init(|| {
HashMap::from([
(
FileType::Config,
@ -70,36 +97,13 @@ static FILE_PATHS_FOR_DIFF_FILE_TYPES: once_cell::sync::Lazy<HashMap<FileType, V
],
),
])
});
})
.get(&file_type)
.unwrap();
/// A helper function which returns an appropriate config file path checking if the config
/// file exists on that path.
///
/// # Error
///
/// Returns a `config file not found!!` error if the config file is not present under following
/// paths which are:
/// 1. `~/.config/websurfx/` if it not present here then it fallbacks to the next one (2)
/// 2. `/etc/xdg/websurfx/config.lua` if it is not present here then it fallbacks to the next
/// 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.
/// A function which returns an appropriate theme directory path checking if the theme
/// directory exists on that path.
///
/// # Error
///
/// Returns a `Theme (public) folder not found!!` error if the theme folder is not present under following
/// paths which are:
/// 1. `/opt/websurfx` if it not present here then it fallbacks to the next one (2)
/// 2. Under project folder ( or codebase in other words) if it is not present
/// here then it returns an error as mentioned above.
pub fn file_path(file_type: FileType) -> Result<String, Error> {
let file_path = FILE_PATHS_FOR_DIFF_FILE_TYPES.get(&file_type).unwrap();
for (idx, _) in file_path.iter().enumerate() {
if Path::new(file_path[idx].as_str()).exists() {
return Ok(file_path[idx].clone());
return Ok(std::mem::take(&mut &*file_path[idx]));
}
}

24
src/results/user_agent.rs
View File

@ -1,8 +1,19 @@
//! This module provides the functionality to generate random user agent string.
use std::sync::OnceLock;
use fake_useragent::{Browsers, UserAgents, UserAgentsBuilder};
static USER_AGENTS: once_cell::sync::Lazy<UserAgents> = once_cell::sync::Lazy::new(|| {
static USER_AGENTS: OnceLock<UserAgents> = OnceLock::new();
/// A function to generate random user agent to improve privacy of the user.
///
/// # Returns
///
/// A randomly generated user agent string.
pub fn random_user_agent() -> &'static str {
USER_AGENTS
.get_or_init(|| {
UserAgentsBuilder::new()
.cache(false)
.dir("/tmp")
@ -16,13 +27,6 @@ static USER_AGENTS: once_cell::sync::Lazy<UserAgents> = once_cell::sync::Lazy::n
.set_mozilla(),
)
.build()
});
/// A function to generate random user agent to improve privacy of the user.
///
/// # Returns
///
/// A randomly generated user agent string.
pub fn random_user_agent() -> String {
USER_AGENTS.random().to_string()
})
.random()
}