forked from danmax/r34-scraper
Merge branch 'main' into javalsai-changes
This commit is contained in:
commit
235e13230b
SSH Key Fingerprint:
SHA256:3G83yKhBUWVABVX/vPWH88xnK4+ptMtHkZGCRXD4Mk8
1
.gitignore
vendored
1
.gitignore
vendored
@ -1 +1,2 @@
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/target
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/downloads
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59
Cargo.lock
generated
59
Cargo.lock
generated
@ -833,16 +833,6 @@ version = "0.4.14"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "78b3ae25bc7c8c38cec158d1f2757ee79e9b3740fbc7ccf0e59e4b08d793fa89"
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[[package]]
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name = "lock_api"
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version = "0.4.12"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "07af8b9cdd281b7915f413fa73f29ebd5d55d0d3f0155584dade1ff18cea1b17"
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dependencies = [
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"autocfg",
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"scopeguard",
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]
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[[package]]
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name = "log"
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version = "0.4.22"
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@ -973,29 +963,6 @@ version = "2.2.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "f38d5652c16fde515bb1ecef450ab0f6a219d619a7274976324d5e377f7dceba"
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[[package]]
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name = "parking_lot"
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version = "0.12.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "f1bf18183cf54e8d6059647fc3063646a1801cf30896933ec2311622cc4b9a27"
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dependencies = [
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"lock_api",
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"parking_lot_core",
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]
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[[package]]
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name = "parking_lot_core"
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version = "0.9.10"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "1e401f977ab385c9e4e3ab30627d6f26d00e2c73eef317493c4ec6d468726cf8"
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dependencies = [
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"cfg-if",
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"libc",
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"redox_syscall",
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"smallvec",
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"windows-targets",
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]
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[[package]]
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name = "percent-encoding"
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version = "2.3.1"
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@ -1083,15 +1050,6 @@ dependencies = [
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"tokio",
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]
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[[package]]
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name = "redox_syscall"
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version = "0.5.7"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "9b6dfecf2c74bce2466cabf93f6664d6998a69eb21e39f4207930065b27b771f"
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dependencies = [
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"bitflags",
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]
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[[package]]
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name = "regex"
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version = "1.11.0"
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@ -1253,12 +1211,6 @@ dependencies = [
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"windows-sys 0.59.0",
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]
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[[package]]
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name = "scopeguard"
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version = "1.2.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49"
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[[package]]
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name = "security-framework"
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version = "2.11.1"
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@ -1332,15 +1284,6 @@ version = "1.3.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "0fda2ff0d084019ba4d7c6f371c95d8fd75ce3524c3cb8fb653a3023f6323e64"
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[[package]]
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name = "signal-hook-registry"
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version = "1.4.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "a9e9e0b4211b72e7b8b6e85c807d36c212bdb33ea8587f7569562a84df5465b1"
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dependencies = [
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"libc",
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]
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[[package]]
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name = "slab"
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version = "0.4.9"
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@ -1463,9 +1406,7 @@ dependencies = [
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"bytes",
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"libc",
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"mio",
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"parking_lot",
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"pin-project-lite",
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"signal-hook-registry",
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"socket2",
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"tokio-macros",
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"windows-sys 0.52.0",
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16
Cargo.toml
16
Cargo.toml
@ -1,13 +1,13 @@
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[package]
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name = "r34-scraper"
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version = "0.1.0"
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version = "1.0.0"
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edition = "2021"
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[dependencies]
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async-std = "1.13.0"
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clap = { version = "4.5.20", features = ["derive"] }
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futures = "0.3.31"
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indicatif = "0.17.8"
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regex = "1.11.0"
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reqwest = { version = "0.12.8", features = ["blocking"] }
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tokio = { version = "1", features = ["full"] }
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async-std = "1"
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clap = { version = "4", features = ["derive"] }
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futures = "0"
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indicatif = "0"
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regex = "1"
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reqwest = { version = "0", features = ["blocking"] }
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tokio = { version = "1", features = ["macros", "rt-multi-thread"] }
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@ -4,7 +4,7 @@ a scraper that well scrapes r34
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## note
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this thing is still not completed, it only gathers links, it doesnt download things yet
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this program is pretty much complete, although i am planning to add a few extra features.
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## example usage image
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BIN
image.png
BIN
image.png
Binary file not shown.
|
Before Width: | Height: | Size: 79 KiB After Width: | Height: | Size: 122 KiB |
@ -11,11 +11,15 @@ pub struct Args {
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pub user_agent: String,
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/// Tags to search for
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#[arg(short, long)]
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pub tags: Option<Vec<String>>,
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#[arg(short, long, required = true)]
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pub tags: Vec<String>,
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/// Page to start scraping from
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#[arg(short, long, default_value_t = 1)]
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pub page: usize,
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/// Async jobs to use for fetching
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#[arg(short, long, default_value = "4")]
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#[arg(short, long, default_value_t = 4)]
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pub jobs: usize,
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/// Delay for rate-limits (ms)
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118
src/main.rs
118
src/main.rs
@ -1,35 +1,31 @@
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#![feature(async_closure, iter_intersperse)]
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#![feature(async_closure)]
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pub mod args;
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use clap::Parser;
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use futures::{stream, StreamExt};
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use indicatif::ProgressBar;
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use regex::Regex;
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use reqwest::Client;
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use tokio::time::{sleep, Duration};
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use std::io::Write;
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use std::process::ExitCode;
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const BAR_LENGTH: u64 = 8;
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#[tokio::main]
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async fn main() -> ExitCode {
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let args = args::Args::parse();
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let tags = args.tags.unwrap_or_else(|| {
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println!("which tags do you want to scrape? ex: 1girls 1boys yomama");
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let tags_binding = std::io::stdin().lines().next().unwrap().unwrap();
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tags_binding
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.split(' ')
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.filter(|item| !item.is_empty())
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.map(|item| item.to_owned())
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.collect()
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});
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let uri_tags: String = tags.into_iter().intersperse(String::from("+")).collect();
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let uri_tags = &args.tags.join("+");
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let _ = std::fs::create_dir(uri_tags);
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let client = Client::builder()
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.user_agent(&args.user_agent)
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.build()
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.unwrap();
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for page in 0.. {
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for page in args.page - 1.. {
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println!("now scraping page {}", page + 1);
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println!(
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"https://rule34.xxx/index.php?page=post&s=list&tags={uri_tags}&pid={}",
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@ -53,75 +49,65 @@ async fn main() -> ExitCode {
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};
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let mut urls = post_html(&client).await;
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let mut wait_time = 5000;
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if urls.is_empty() {
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for reconnection_attempts in 0..4 {
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println!("no urls found, retrying in {} seconds...", wait_time / 1000);
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sleep(Duration::from_millis(wait_time)).await;
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let mut reconnection_attempts = 0;
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loop {
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println!("no urls found, retrying in 5 seconds...");
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sleep(Duration::from_millis(5000)).await;
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urls = post_html(&client).await;
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if !urls.is_empty() {
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println!("urls found! continuing...");
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break;
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}
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if reconnection_attempts == 3 {
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println!("no urls found in 4 attempts, exiting...");
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reconnection_attempts += 1;
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if reconnection_attempts == 12 {
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println!("no urls found in 1 minute, exiting...");
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return ExitCode::FAILURE;
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}
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wait_time += 5000;
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}
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}
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let multi_prog = indicatif::MultiProgress::new();
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let urls_ammount = urls.len();
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let urls_amount = urls.len();
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let responses = stream::iter(urls.into_iter().enumerate())
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.map(|(i, url)| {
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let i = i + 1;
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let client = &client;
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let this_bar = indicatif::ProgressBar::new_spinner();
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this_bar.enable_steady_tick(Duration::from_millis(50));
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let this_prog = multi_prog.insert(i, this_bar);
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let this_bar = indicatif::ProgressBar::new(BAR_LENGTH);
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this_bar.set_style(indicatif::ProgressStyle::with_template("[{bar}] {msg}").unwrap().progress_chars("=> "));
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let this_bar = multi_prog.insert(i, this_bar);
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async move {
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// "thread"
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loop {
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this_prog.set_message(format!("\x1b[30m[{i: >4}/{urls_ammount}] \x1b[36mscraping {url:?}\x1b[0m"));
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this_bar.set_message(format!("\x1b[37m[{i: >4}/{urls_amount}] \x1b[36mscraping {url:?}\x1b[0m"));
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let resp = client.get(&url).send().await.unwrap();
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match extract_img_url(&resp.text().await.unwrap()) {
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Ok(img_url) => {
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if let Ok(img_url) = extract_img_url(&resp.text().await.unwrap()) {
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if img_url.is_empty() {
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this_prog.abandon_with_message(format!(
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"\x1b[30m[{i: >4}/{urls_ammount}] \x1b[1;31mimage url not found\x1b[0m"
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this_bar.abandon_with_message(format!(
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"\x1b[37m[{i: >4}/{urls_amount}] \x1b[1;31mimage url not found\x1b[0m"
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));
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} else {
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this_prog.finish_with_message(format!(
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"\x1b[30m[{i: >4}/{urls_ammount}] \x1b[32mfound image url: {img_url}\x1b[0m"
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));
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download_file(&img_url, this_bar, i, urls_amount, uri_tags).await;
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}
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break img_url;
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break;
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}
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Err(_) => {
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this_prog
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this_bar
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.set_message(format!(
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"\x1b[30m[{i: >4}/{urls_ammount}] \x1b[31mratelimited, retrying after {}ms\x1b[0m",
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"\x1b[37m[{i: >4}/{urls_amount}] \x1b[31mratelimited, retrying after {}ms\x1b[0m",
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args.delay.as_millis())
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);
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tokio::time::sleep(args.delay).await;
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continue;
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}
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}
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}
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}
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})
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.buffered(args.jobs);
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let _ = responses.for_each(|_| async {}).await;
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let _ = responses.for_each(|()| async {}).await;
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}
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return ExitCode::SUCCESS;
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ExitCode::SUCCESS
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}
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fn extract_urls(html: &str) -> Vec<String> {
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@ -145,3 +131,47 @@ fn extract_img_url(html: &str) -> Result<String, &'static str> {
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Ok(String::new())
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}
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}
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async fn download_file(
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img_url: &str,
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this_bar: ProgressBar,
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i: usize,
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urls_amount: usize,
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uri_tags: &str,
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) {
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let args = args::Args::parse();
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let file_name = Regex::new(r"[^/]+$")
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.unwrap()
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.find(img_url)
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.map(|m| m.as_str())
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.unwrap();
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let file_path = uri_tags.to_owned() + "/" + file_name;
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let mut file = if std::fs::File::open(&file_path).is_ok() {
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this_bar.finish_with_message(format!(
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"\x1b[37m[{i: >4}/{urls_amount}] \x1b[33m{file_name} exists, skipping...\x1b[0m"
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));
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return;
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} else {
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std::fs::File::create(file_path).unwrap()
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};
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let mut res = Client::new()
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.get(img_url)
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.header("User-Agent", &args.user_agent)
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.send()
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.await
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.unwrap();
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let file_length = res.content_length().unwrap();
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let mut written = 0;
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while let Some(img_chunk) = res.chunk().await.unwrap() {
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file.write_all(&img_chunk).unwrap();
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written += img_chunk.len();
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this_bar.set_position((written as f64 / file_length as f64 * BAR_LENGTH as f64) as u64);
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}
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this_bar.finish_with_message(format!(
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"\x1b[37m[{i: >4}/{urls_amount}] \x1b[32mdownloaded {img_url}\x1b[0m"
|
||||
));
|
||||
}
|
||||
|
||||
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