hr567/rust-quote-scraper
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Update to latest dependencies

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Signed-off-by: hr567 <hr567@hr567.me>
This commit is contained in:
hr567 2023-11-13 02:12:48 +08:00
parent f6298eef21
commit c2e7e6e915
Signed by: hr567
SSH Key Fingerprint: SHA256:AUrHz/3TKmc6tf4wqaaEPV/BGQ4aULSp7g76FpqujYw
3 changed files with 505 additions and 464 deletions
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921
Cargo.lock generated
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12
Cargo.toml
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@ -2,11 +2,11 @@
name = "quote-scraper"
version = "0.1.0"
authors = ["hr567 <hr567@hr567.me>"]
edition = "2018"
edition = "2021"
[dependencies]
lazy_static = "1.4.0"
reqwest = "0.11.11"
scraper = "0.13.0"
tokio = { version = "1.19.2", features = ["macros", "rt-multi-thread", "sync"] }
url = "2.2.2"
once_cell = "1.18.0"
reqwest = "0.11.22"
scraper = "0.18.1"
tokio = { version = "1.34.0", features = ["macros", "rt-multi-thread", "sync"] }
url = "2.4.1"

22
src/main.rs
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@ -1,16 +1,15 @@
use std::sync::Arc;
use lazy_static::lazy_static;
use once_cell::sync::Lazy;
use reqwest::Client;
use scraper::{Html, Selector};
use tokio::sync::{mpsc, Semaphore};
use url::Url;
const MAX_TASK: usize = 16;
const MAX_TASK: usize = 8;
lazy_static! {
static ref URL: Url = Url::parse("https://quotes.toscrape.com/").unwrap();
static ref CLIENT: Client = {
static URL: Lazy<Url> = Lazy::new(|| Url::parse("https://quotes.toscrape.com/").unwrap());
static CLIENT: Lazy<Client> = Lazy::new(|| {
use reqwest::header::{HeaderMap, HeaderValue, USER_AGENT};
let mut headers = HeaderMap::new();
let user_agent = HeaderValue::from_static(
@ -18,8 +17,7 @@ lazy_static! {
);
headers.insert(USER_AGENT, user_agent);
Client::builder().default_headers(headers).build().unwrap()
};
}
});
#[allow(dead_code)]
#[derive(Debug)]
@ -36,13 +34,11 @@ async fn download_quote_html(idx: usize) -> reqwest::Result<String> {
Ok(html)
}
static QUOTE: Lazy<Selector> = Lazy::new(|| Selector::parse(r#".quote"#).unwrap());
static TEXT: Lazy<Selector> = Lazy::new(|| Selector::parse(r#".text"#).unwrap());
static AUTHOR: Lazy<Selector> = Lazy::new(|| Selector::parse(r#".author"#).unwrap());
static TAG: Lazy<Selector> = Lazy::new(|| Selector::parse(r#".tag"#).unwrap());
fn parse_quote_html(page: Html) -> Vec<Quote> {
lazy_static! {
static ref QUOTE: Selector = Selector::parse(r#".quote"#).unwrap();
static ref TEXT: Selector = Selector::parse(r#".text"#).unwrap();
static ref AUTHOR: Selector = Selector::parse(r#".author"#).unwrap();
static ref TAG: Selector = Selector::parse(r#".tag"#).unwrap();
}
page.select(&QUOTE)
.map(|quote| Quote {
text: quote.select(&TEXT).next().unwrap().inner_html(),