Refactor main.rs into separate files

Create new `commands` mod with file for each command line option.

Create a couple more extractor files for moving 7zip and unrar methods into.
This commit is contained in:
Tyler Hallada 2022-02-08 00:02:26 -05:00
parent 51175933d6
commit b8c5f63aeb
11 changed files with 589 additions and 511 deletions

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@ -0,0 +1,22 @@
use anyhow::Result;
use std::fs::{create_dir_all, File};
use std::io::Write;
use std::path::Path;
use crate::models::cell;
pub async fn dump_cell_data(pool: &sqlx::Pool<sqlx::Postgres>, dir: &str) -> Result<()> {
for x in -77..75 {
for y in -50..44 {
if let Ok(data) = cell::get_cell_data(&pool, "Skyrim.esm", 1, x, y).await {
let path = format!("{}/{}", &dir, x);
let path = Path::new(&path);
create_dir_all(&path)?;
let path = path.join(format!("{}.json", y));
let mut file = File::create(path)?;
write!(file, "{}", serde_json::to_string(&data)?)?;
}
}
}
return Ok(());
}

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@ -0,0 +1,20 @@
use anyhow::Result;
use std::collections::HashMap;
use std::fs::File;
use std::io::Write;
use crate::models::cell;
pub async fn dump_cell_edit_counts(pool: &sqlx::Pool<sqlx::Postgres>, path: &str) -> Result<()> {
let mut cell_mod_edit_counts = HashMap::new();
for x in -77..75 {
for y in -50..44 {
if let Some(count) = cell::count_mod_edits(&pool, "Skyrim.esm", 1, x, y).await? {
cell_mod_edit_counts.insert(format!("{},{}", x, y), count);
}
}
}
let mut file = File::create(path)?;
write!(file, "{}", serde_json::to_string(&cell_mod_edit_counts)?)?;
return Ok(());
}

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@ -0,0 +1,27 @@
use anyhow::Result;
use std::fs::File;
use std::io::Write;
use std::path::Path;
use crate::models::game_mod;
pub async fn dump_mod_data(pool: &sqlx::Pool<sqlx::Postgres>, dir: &str) -> Result<()> {
let page_size = 20;
let mut last_id = None;
loop {
let mods =
game_mod::batched_get_with_cells(&pool, page_size, last_id, "Skyrim.esm", 1).await?;
if mods.is_empty() {
break;
}
for mod_with_cells in mods {
let path = Path::new(&dir);
std::fs::create_dir_all(&path)?;
let path = path.join(format!("{}.json", mod_with_cells.nexus_mod_id));
let mut file = File::create(path)?;
write!(file, "{}", serde_json::to_string(&mod_with_cells)?)?;
last_id = Some(mod_with_cells.id);
}
}
return Ok(());
}

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@ -0,0 +1,34 @@
use anyhow::Result;
use serde::Serialize;
use std::fs::File;
use std::io::Write;
use crate::models::game_mod;
#[derive(Serialize)]
struct ModForSearchIdTranslated {
name: String,
id: i32,
}
pub async fn dump_mod_search_index(pool: &sqlx::Pool<sqlx::Postgres>, path: &str) -> Result<()> {
let mut search_index = vec![];
let page_size = 20;
let mut last_id = None;
loop {
let mods = game_mod::batched_get_for_search(&pool, page_size, last_id).await?;
if mods.is_empty() {
break;
}
for mod_for_search in mods {
search_index.push(ModForSearchIdTranslated {
name: mod_for_search.name,
id: mod_for_search.nexus_mod_id,
});
last_id = Some(mod_for_search.id);
}
}
let mut file = File::create(path)?;
write!(file, "{}", serde_json::to_string(&search_index)?)?;
return Ok(());
}

11
src/commands/mod.rs Normal file
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@ -0,0 +1,11 @@
pub mod dump_cell_data;
pub mod dump_cell_edit_counts;
pub mod dump_mod_data;
pub mod dump_mod_search_index;
pub mod update;
pub use dump_cell_data::dump_cell_data;
pub use dump_cell_edit_counts::dump_cell_edit_counts;
pub use dump_mod_data::dump_mod_data;
pub use dump_mod_search_index::dump_mod_search_index;
pub use update::update;

284
src/commands/update.rs Normal file
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@ -0,0 +1,284 @@
use anyhow::Result;
use chrono::{NaiveDateTime, NaiveTime};
use humansize::{file_size_opts, FileSize};
use reqwest::StatusCode;
use std::collections::HashSet;
use std::io::SeekFrom;
use std::time::Duration;
use tokio::io::{AsyncReadExt, AsyncSeekExt};
use tokio::time::sleep;
use tracing::{debug, info, info_span, warn};
use crate::extractors::{self, extract_with_7zip, extract_with_compress_tools, extract_with_unrar};
use crate::models::file;
use crate::models::game;
use crate::models::{game_mod, game_mod::UnsavedMod};
use crate::nexus_api::{self, GAME_ID, GAME_NAME};
use crate::nexus_scraper;
const REQUEST_TIMEOUT: Duration = Duration::from_secs(7200); // 2 hours
const CONNECT_TIMEOUT: Duration = Duration::from_secs(30);
pub async fn update(pool: &sqlx::Pool<sqlx::Postgres>, start_page: usize) -> Result<()> {
let mut page = start_page;
let mut has_next_page = true;
let game = game::insert(&pool, GAME_NAME, GAME_ID as i32).await?;
let client = reqwest::Client::builder()
.timeout(REQUEST_TIMEOUT)
.connect_timeout(CONNECT_TIMEOUT)
.build()?;
while has_next_page {
let page_span = info_span!("page", page);
let _page_span = page_span.enter();
let mod_list_resp = nexus_scraper::get_mod_list_page(&client, page).await?;
let scraped = mod_list_resp.scrape_mods()?;
has_next_page = scraped.has_next_page;
let processed_mods = game_mod::bulk_get_last_updated_by_nexus_mod_ids(
&pool,
&scraped
.mods
.iter()
.map(|scraped_mod| scraped_mod.nexus_mod_id)
.collect::<Vec<i32>>(),
)
.await?;
let mods_to_create_or_update: Vec<UnsavedMod> = scraped
.mods
.iter()
.filter(|scraped_mod| {
if let Some(processed_mod) = processed_mods
.iter()
.find(|processed_mod| processed_mod.nexus_mod_id == scraped_mod.nexus_mod_id)
{
if processed_mod.last_updated_files_at
> NaiveDateTime::new(
scraped_mod.last_update_at,
NaiveTime::from_hms(0, 0, 0),
)
{
return false;
}
}
true
})
.map(|scraped_mod| UnsavedMod {
name: scraped_mod.name,
nexus_mod_id: scraped_mod.nexus_mod_id,
author_name: scraped_mod.author_name,
author_id: scraped_mod.author_id,
category_name: scraped_mod.category_name,
category_id: scraped_mod.category_id,
description: scraped_mod.desc,
thumbnail_link: scraped_mod.thumbnail_link,
game_id: game.id,
last_update_at: NaiveDateTime::new(
scraped_mod.last_update_at,
NaiveTime::from_hms(0, 0, 0),
),
first_upload_at: NaiveDateTime::new(
scraped_mod.first_upload_at,
NaiveTime::from_hms(0, 0, 0),
),
})
.collect();
let mods = game_mod::batched_insert(&pool, &mods_to_create_or_update).await?;
for db_mod in mods {
let mod_span = info_span!("mod", name = ?&db_mod.name, id = &db_mod.nexus_mod_id);
let _mod_span = mod_span.enter();
let files_resp = nexus_api::files::get(&client, db_mod.nexus_mod_id).await?;
debug!(duration = ?files_resp.wait, "sleeping");
sleep(files_resp.wait).await;
// Filter out replaced/deleted files (indicated by null category) and archived files
let files = files_resp
.files()?
.into_iter()
.filter(|file| match file.category {
None => {
info!(
name = file.file_name,
id = file.file_id,
"skipping file with no category"
);
false
}
Some(category) if category == "ARCHIVED" => false,
Some(_) => true,
});
let processed_file_ids: HashSet<i32> =
file::get_processed_nexus_file_ids_by_mod_id(&pool, db_mod.id)
.await?
.into_iter()
.collect();
for api_file in files {
let file_span =
info_span!("file", name = &api_file.file_name, id = &api_file.file_id,);
let _file_span = file_span.enter();
if processed_file_ids.contains(&(api_file.file_id as i32)) {
info!("skipping file already present and processed in database");
continue;
}
let db_file = file::insert(
&pool,
&file::UnsavedFile {
name: api_file.name,
file_name: api_file.file_name,
nexus_file_id: api_file.file_id as i32,
mod_id: db_mod.id,
category: api_file.category,
version: api_file.version,
mod_version: api_file.mod_version,
size: api_file.size,
uploaded_at: api_file.uploaded_at,
},
)
.await?;
let mut checked_metadata = false;
match nexus_api::metadata::contains_plugin(&client, &api_file).await {
Ok(contains_plugin) => {
if let Some(contains_plugin) = contains_plugin {
checked_metadata = true;
if !contains_plugin {
info!("file metadata does not contain a plugin, skip downloading");
file::update_has_plugin(&pool, db_file.id, false).await?;
continue;
}
} else {
warn!("file has no metadata link, continuing with download");
}
}
Err(err) => {
warn!(error = %err, "error retreiving metadata for file, continuing with download");
}
};
let humanized_size = api_file
.size
.file_size(file_size_opts::CONVENTIONAL)
.expect("unable to create human-readable file size");
info!(size = %humanized_size, "decided to download file");
let download_link_resp =
nexus_api::download_link::get(&client, db_mod.nexus_mod_id, api_file.file_id)
.await;
if let Err(err) = &download_link_resp {
if let Some(reqwest_err) = err.downcast_ref::<reqwest::Error>() {
if reqwest_err.status() == Some(StatusCode::NOT_FOUND) {
warn!(
status = ?reqwest_err.status(),
"failed to get download link for file, skipping file"
);
file::update_has_download_link(&pool, db_file.id, false).await?;
continue;
}
}
}
let download_link_resp = download_link_resp?;
let mut tokio_file = match download_link_resp.download_file(&client).await {
Ok(file) => {
info!(bytes = api_file.size, "download finished");
file::update_downloaded_at(&pool, db_file.id).await?;
file
}
Err(err) => {
warn!(error = %err, "failed all attempts at downloading file, skipping file");
continue;
}
};
let mut initial_bytes = [0; 8];
tokio_file.seek(SeekFrom::Start(0)).await?;
if let Err(err) = tokio_file.read_exact(&mut initial_bytes).await {
warn!(error = %err, "failed to read initial bytes, skipping file");
file::update_unable_to_extract_plugins(&pool, db_file.id, true).await?;
continue;
}
let kind = match infer::get(&initial_bytes) {
Some(kind) => kind,
None => {
warn!(initial_bytes = ?initial_bytes, "unable to determine file type of archive, skipping file");
file::update_unable_to_extract_plugins(&pool, db_file.id, true).await?;
continue;
}
};
info!(
mime_type = kind.mime_type(),
"inferred mime_type of downloaded archive"
);
match kind.mime_type() {
"application/vnd.rar" => {
info!("downloaded archive is RAR archive, attempt to uncompress entire archive");
// Use unrar to uncompress the entire .rar file to avoid bugs with compress_tools uncompressing certain .rar files:
// https://github.com/libarchive/libarchive/issues/373, https://github.com/libarchive/libarchive/issues/1426
tokio_file.seek(SeekFrom::Start(0)).await?;
let mut file = tokio_file.try_clone().await?.into_std().await;
match extract_with_unrar(
&mut file,
&pool,
&db_file,
&db_mod,
checked_metadata,
)
.await
{
Ok(_) => Ok(()),
Err(err) => {
// unrar failed to extract rar file (e.g. archive has unicode filenames)
// Attempt to uncompress the archive using `7z` unix command instead
warn!(error = %err, "failed to extract file with unrar, extracting whole archive with 7z instead");
extract_with_7zip(&mut file, &pool, &db_file, &db_mod).await
}
}?;
}
_ => {
tokio_file.seek(SeekFrom::Start(0)).await?;
let mut file = tokio_file.try_clone().await?.into_std().await;
match extract_with_compress_tools(&mut file, &pool, &db_file, &db_mod).await
{
Ok(_) => Ok(()),
Err(err) => {
if err
.downcast_ref::<extractors::compress_tools::ExtractorError>()
.is_some()
&& (kind.mime_type() == "application/zip"
|| kind.mime_type() == "application/x-7z-compressed")
{
// compress_tools or libarchive failed to extract zip/7z file (e.g. archive is deflate64 compressed)
// Attempt to uncompress the archive using `7z` unix command instead
warn!(error = %err, "failed to extract file with compress_tools, extracting whole archive with 7z instead");
extract_with_7zip(&mut file, &pool, &db_file, &db_mod).await
} else {
Err(err)
}
}
}?;
}
}
debug!(duration = ?download_link_resp.wait, "sleeping");
sleep(download_link_resp.wait).await;
}
game_mod::update_last_updated_files_at(&pool, db_mod.id).await?;
}
page += 1;
debug!(?page, ?has_next_page, "sleeping 1 second");
sleep(Duration::from_secs(1)).await;
}
Ok(())
}

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@ -7,6 +7,10 @@ use std::io::Seek;
use std::io::SeekFrom;
use tracing::{info, info_span};
use crate::models::file::File;
use crate::models::game_mod::Mod;
use crate::plugin_processor::process_plugin;
#[derive(Debug)]
pub struct ExtractorError;
@ -78,3 +82,19 @@ impl<'a> Iterator for Extractor<'a> {
None
}
}
pub async fn extract_with_compress_tools(
file: &mut std::fs::File,
pool: &sqlx::Pool<sqlx::Postgres>,
db_file: &File,
db_mod: &Mod,
) -> Result<()> {
let extractor = Extractor::new(file);
for plugin in extractor.into_iter() {
let (file_path, mut plugin_buf) = plugin?;
let plugin_span = info_span!("plugin", name = ?file_path);
let _plugin_span = plugin_span.enter();
process_plugin(&mut plugin_buf, &pool, &db_file, &db_mod, &file_path).await?;
}
Ok(())
}

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@ -1 +1,7 @@
pub mod compress_tools;
pub mod seven_zip;
pub mod unrar;
pub use self::compress_tools::extract_with_compress_tools;
pub use self::unrar::extract_with_unrar;
pub use seven_zip::extract_with_7zip;

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@ -0,0 +1,61 @@
use anyhow::Result;
use std::io::{Seek, SeekFrom};
use std::process::Command;
use tempfile::tempdir;
use tracing::{info, info_span};
use walkdir::WalkDir;
use crate::models::file::File;
use crate::models::game_mod::Mod;
use crate::plugin_processor::process_plugin;
pub async fn extract_with_7zip(
file: &mut std::fs::File,
pool: &sqlx::Pool<sqlx::Postgres>,
db_file: &File,
db_mod: &Mod,
) -> Result<()> {
file.seek(SeekFrom::Start(0))?;
let temp_dir = tempdir()?;
let temp_file_path = temp_dir.path().join("download.zip");
let mut temp_file = std::fs::File::create(&temp_file_path)?;
std::io::copy(file, &mut temp_file)?;
drop(temp_file); // close handle to temp file so 7zip process can open it
let extracted_path = temp_dir.path().join("extracted");
Command::new("7z")
.args(&[
"x",
&format!("-o{}", &extracted_path.to_string_lossy()),
&temp_file_path.to_string_lossy().to_string(),
])
.status()?;
for entry in WalkDir::new(&extracted_path)
.contents_first(true)
.into_iter()
.filter_entry(|e| {
if let Some(extension) = e.path().extension() {
extension == "esp" || extension == "esm" || extension == "esl"
} else {
false
}
})
{
let entry = entry?;
let file_path = entry.path();
let plugin_span = info_span!("plugin", name = ?file_path);
let _plugin_span = plugin_span.enter();
info!("processing uncompressed file from downloaded archive");
let mut plugin_buf = std::fs::read(extracted_path.join(file_path))?;
process_plugin(
&mut plugin_buf,
&pool,
&db_file,
&db_mod,
&file_path.to_string_lossy(),
)
.await?;
}
Ok(())
}

88
src/extractors/unrar.rs Normal file
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@ -0,0 +1,88 @@
use anyhow::Result;
use tempfile::tempdir;
use tracing::{error, info, warn};
use unrar::Archive;
use crate::models::file::{self, File};
use crate::models::game_mod::Mod;
use crate::plugin_processor::process_plugin;
pub async fn extract_with_unrar(
file: &mut std::fs::File,
pool: &sqlx::Pool<sqlx::Postgres>,
db_file: &File,
db_mod: &Mod,
checked_metadata: bool,
) -> Result<()> {
let temp_dir = tempdir()?;
let temp_file_path = temp_dir.path().join("download.rar");
let mut temp_file = std::fs::File::create(&temp_file_path)?;
std::io::copy(file, &mut temp_file)?;
let mut plugin_file_paths = Vec::new();
let list = Archive::new(&temp_file_path.to_string_lossy().to_string())?.list();
match list {
Ok(list) => {
for entry in list.flatten() {
if let Some(extension) = entry.filename.extension() {
if entry.is_file()
&& (extension == "esp" || extension == "esm" || extension == "esl")
{
plugin_file_paths.push(entry.filename);
}
}
}
}
Err(_) => {
if !checked_metadata {
warn!("failed to read archive and server has no metadata, skipping file");
file::update_unable_to_extract_plugins(&pool, db_file.id, true).await?;
return Ok(());
} else {
error!("failed to read archive, but server had metadata");
panic!("failed to read archive, but server had metadata");
}
}
}
info!(
num_plugin_files = plugin_file_paths.len(),
"listed plugins in downloaded archive"
);
if !plugin_file_paths.is_empty() {
info!("uncompressing downloaded archive");
let extract = Archive::new(&temp_file_path.to_string_lossy().to_string())?
.extract_to(temp_dir.path().to_string_lossy().to_string());
let mut extract = match extract {
Err(err) => {
warn!(error = %err, "failed to extract with unrar");
file::update_unable_to_extract_plugins(&pool, db_file.id, true).await?;
return Ok(());
}
Ok(extract) => extract,
};
if let Err(err) = extract.process() {
warn!(error = %err, "failed to extract with unrar");
file::update_unable_to_extract_plugins(&pool, db_file.id, true).await?;
return Ok(());
}
for file_path in plugin_file_paths.iter() {
info!(
?file_path,
"processing uncompressed file from downloaded archive"
);
let mut plugin_buf = std::fs::read(temp_dir.path().join(file_path))?;
process_plugin(
&mut plugin_buf,
&pool,
&db_file,
&db_mod,
&file_path.to_string_lossy(),
)
.await?;
}
}
Ok(())
}

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@ -1,42 +1,19 @@
use anyhow::Result;
use argh::FromArgs;
use chrono::{NaiveDateTime, NaiveTime};
use dotenv::dotenv;
use humansize::{file_size_opts, FileSize};
use models::file::File;
use models::game_mod::Mod;
use reqwest::StatusCode;
use serde::Serialize;
use sqlx::postgres::PgPoolOptions;
use std::collections::{HashMap, HashSet};
use std::env;
use std::io::Seek;
use std::io::SeekFrom;
use std::io::Write;
use std::process::Command;
use std::time::Duration;
use tempfile::tempdir;
use tokio::io::{AsyncReadExt, AsyncSeekExt};
use tokio::time::sleep;
use tracing::{debug, error, info, info_span, warn};
use unrar::Archive;
use walkdir::WalkDir;
mod commands;
mod extractors;
mod models;
mod nexus_api;
mod nexus_scraper;
mod plugin_processor;
use models::cell;
use models::file;
use models::game;
use models::{game_mod, game_mod::UnsavedMod};
use nexus_api::{GAME_ID, GAME_NAME};
use plugin_processor::process_plugin;
const REQUEST_TIMEOUT: Duration = Duration::from_secs(7200); // 2 hours
const CONNECT_TIMEOUT: Duration = Duration::from_secs(30);
use commands::{
dump_cell_data, dump_cell_edit_counts, dump_mod_data, dump_mod_search_index, update,
};
#[derive(FromArgs)]
/// Downloads every mod off nexus mods, parses CELL and WRLD data from plugins in each, and saves the data to the database.
@ -62,153 +39,6 @@ struct Args {
mod_search_index: Option<String>,
}
async fn extract_with_compress_tools(
file: &mut std::fs::File,
pool: &sqlx::Pool<sqlx::Postgres>,
db_file: &File,
db_mod: &Mod,
) -> Result<()> {
let extractor = extractors::compress_tools::Extractor::new(file);
for plugin in extractor.into_iter() {
let (file_path, mut plugin_buf) = plugin?;
let plugin_span = info_span!("plugin", name = ?file_path);
let _plugin_span = plugin_span.enter();
process_plugin(&mut plugin_buf, &pool, &db_file, &db_mod, &file_path).await?;
}
Ok(())
}
async fn extract_with_7zip(
file: &mut std::fs::File,
pool: &sqlx::Pool<sqlx::Postgres>,
db_file: &File,
db_mod: &Mod,
) -> Result<()> {
file.seek(SeekFrom::Start(0))?;
let temp_dir = tempdir()?;
let temp_file_path = temp_dir.path().join("download.zip");
let mut temp_file = std::fs::File::create(&temp_file_path)?;
std::io::copy(file, &mut temp_file)?;
drop(temp_file); // close handle to temp file so 7zip process can open it
let extracted_path = temp_dir.path().join("extracted");
Command::new("7z")
.args(&[
"x",
&format!("-o{}", &extracted_path.to_string_lossy()),
&temp_file_path.to_string_lossy().to_string(),
])
.status()?;
for entry in WalkDir::new(&extracted_path)
.contents_first(true)
.into_iter()
.filter_entry(|e| {
if let Some(extension) = e.path().extension() {
extension == "esp" || extension == "esm" || extension == "esl"
} else {
false
}
})
{
let entry = entry?;
let file_path = entry.path();
let plugin_span = info_span!("plugin", name = ?file_path);
let _plugin_span = plugin_span.enter();
info!("processing uncompressed file from downloaded archive");
let mut plugin_buf = std::fs::read(extracted_path.join(file_path))?;
process_plugin(
&mut plugin_buf,
&pool,
&db_file,
&db_mod,
&file_path.to_string_lossy(),
)
.await?;
}
Ok(())
}
async fn extract_with_unrar(
file: &mut std::fs::File,
pool: &sqlx::Pool<sqlx::Postgres>,
db_file: &File,
db_mod: &Mod,
checked_metadata: bool,
) -> Result<()> {
let temp_dir = tempdir()?;
let temp_file_path = temp_dir.path().join("download.rar");
let mut temp_file = std::fs::File::create(&temp_file_path)?;
std::io::copy(file, &mut temp_file)?;
let mut plugin_file_paths = Vec::new();
let list = Archive::new(&temp_file_path.to_string_lossy().to_string())?.list();
match list {
Ok(list) => {
for entry in list.flatten() {
if let Some(extension) = entry.filename.extension() {
if entry.is_file()
&& (extension == "esp" || extension == "esm" || extension == "esl")
{
plugin_file_paths.push(entry.filename);
}
}
}
}
Err(_) => {
if !checked_metadata {
warn!("failed to read archive and server has no metadata, skipping file");
file::update_unable_to_extract_plugins(&pool, db_file.id, true).await?;
return Ok(());
} else {
error!("failed to read archive, but server had metadata");
panic!("failed to read archive, but server had metadata");
}
}
}
info!(
num_plugin_files = plugin_file_paths.len(),
"listed plugins in downloaded archive"
);
if !plugin_file_paths.is_empty() {
info!("uncompressing downloaded archive");
let extract = Archive::new(&temp_file_path.to_string_lossy().to_string())?
.extract_to(temp_dir.path().to_string_lossy().to_string());
let mut extract = match extract {
Err(err) => {
warn!(error = %err, "failed to extract with unrar");
file::update_unable_to_extract_plugins(&pool, db_file.id, true).await?;
return Ok(());
}
Ok(extract) => extract,
};
if let Err(err) = extract.process() {
warn!(error = %err, "failed to extract with unrar");
file::update_unable_to_extract_plugins(&pool, db_file.id, true).await?;
return Ok(());
}
for file_path in plugin_file_paths.iter() {
info!(
?file_path,
"processing uncompressed file from downloaded archive"
);
let mut plugin_buf = std::fs::read(temp_dir.path().join(file_path))?;
process_plugin(
&mut plugin_buf,
&pool,
&db_file,
&db_mod,
&file_path.to_string_lossy(),
)
.await?;
}
}
Ok(())
}
#[tokio::main]
pub async fn main() -> Result<()> {
dotenv().ok();
@ -222,343 +52,18 @@ pub async fn main() -> Result<()> {
let args: Args = argh::from_env();
if let Some(dump_edits) = args.dump_edits {
let mut cell_mod_edit_counts = HashMap::new();
for x in -77..75 {
for y in -50..44 {
if let Some(count) = cell::count_mod_edits(&pool, "Skyrim.esm", 1, x, y).await? {
cell_mod_edit_counts.insert(format!("{},{}", x, y), count);
if let Some(path) = args.dump_edits {
return dump_cell_edit_counts(&pool, &path).await;
}
if let Some(dir) = args.cell_data {
return dump_cell_data(&pool, &dir).await;
}
if let Some(dir) = args.mod_data {
return dump_mod_data(&pool, &dir).await;
}
let mut file = std::fs::File::create(dump_edits)?;
write!(file, "{}", serde_json::to_string(&cell_mod_edit_counts)?)?;
return Ok(());
if let Some(path) = args.mod_search_index {
return dump_mod_search_index(&pool, &path).await;
}
if let Some(cell_data_dir) = args.cell_data {
for x in -77..75 {
for y in -50..44 {
if let Ok(data) = cell::get_cell_data(&pool, "Skyrim.esm", 1, x, y).await {
let path = format!("{}/{}", &cell_data_dir, x);
let path = std::path::Path::new(&path);
std::fs::create_dir_all(&path)?;
let path = path.join(format!("{}.json", y));
let mut file = std::fs::File::create(path)?;
write!(file, "{}", serde_json::to_string(&data)?)?;
}
}
}
return Ok(());
}
if let Some(mod_data_dir) = args.mod_data {
let page_size = 20;
let mut last_id = None;
loop {
let mods = game_mod::batched_get_with_cells(&pool, page_size, last_id, "Skyrim.esm", 1)
.await?;
if mods.is_empty() {
break;
}
for mod_with_cells in mods {
let path = std::path::Path::new(&mod_data_dir);
std::fs::create_dir_all(&path)?;
let path = path.join(format!("{}.json", mod_with_cells.nexus_mod_id));
let mut file = std::fs::File::create(path)?;
write!(file, "{}", serde_json::to_string(&mod_with_cells)?)?;
last_id = Some(mod_with_cells.id);
}
}
return Ok(());
}
if let Some(mod_search_index) = args.mod_search_index {
#[derive(Serialize)]
struct ModForSearchIdTranslated {
name: String,
id: i32,
}
let mut search_index = vec![];
let page_size = 20;
let mut last_id = None;
loop {
let mods = game_mod::batched_get_for_search(&pool, page_size, last_id).await?;
if mods.is_empty() {
break;
}
for mod_for_search in mods {
search_index.push(ModForSearchIdTranslated {
name: mod_for_search.name,
id: mod_for_search.nexus_mod_id,
});
last_id = Some(mod_for_search.id);
}
}
let mut file = std::fs::File::create(mod_search_index)?;
write!(file, "{}", serde_json::to_string(&search_index)?)?;
return Ok(());
}
let mut page = args.page;
let mut has_next_page = true;
let game = game::insert(&pool, GAME_NAME, GAME_ID as i32).await?;
let client = reqwest::Client::builder()
.timeout(REQUEST_TIMEOUT)
.connect_timeout(CONNECT_TIMEOUT)
.build()?;
while has_next_page {
let page_span = info_span!("page", page);
let _page_span = page_span.enter();
let mod_list_resp = nexus_scraper::get_mod_list_page(&client, page).await?;
let scraped = mod_list_resp.scrape_mods()?;
has_next_page = scraped.has_next_page;
let processed_mods = game_mod::bulk_get_last_updated_by_nexus_mod_ids(
&pool,
&scraped
.mods
.iter()
.map(|scraped_mod| scraped_mod.nexus_mod_id)
.collect::<Vec<i32>>(),
)
.await?;
let mods_to_create_or_update: Vec<UnsavedMod> = scraped
.mods
.iter()
.filter(|scraped_mod| {
if let Some(processed_mod) = processed_mods
.iter()
.find(|processed_mod| processed_mod.nexus_mod_id == scraped_mod.nexus_mod_id)
{
if processed_mod.last_updated_files_at
> NaiveDateTime::new(
scraped_mod.last_update_at,
NaiveTime::from_hms(0, 0, 0),
)
{
return false;
}
}
true
})
.map(|scraped_mod| UnsavedMod {
name: scraped_mod.name,
nexus_mod_id: scraped_mod.nexus_mod_id,
author_name: scraped_mod.author_name,
author_id: scraped_mod.author_id,
category_name: scraped_mod.category_name,
category_id: scraped_mod.category_id,
description: scraped_mod.desc,
thumbnail_link: scraped_mod.thumbnail_link,
game_id: game.id,
last_update_at: NaiveDateTime::new(
scraped_mod.last_update_at,
NaiveTime::from_hms(0, 0, 0),
),
first_upload_at: NaiveDateTime::new(
scraped_mod.first_upload_at,
NaiveTime::from_hms(0, 0, 0),
),
})
.collect();
let mods = game_mod::batched_insert(&pool, &mods_to_create_or_update).await?;
for db_mod in mods {
let mod_span = info_span!("mod", name = ?&db_mod.name, id = &db_mod.nexus_mod_id);
let _mod_span = mod_span.enter();
let files_resp = nexus_api::files::get(&client, db_mod.nexus_mod_id).await?;
debug!(duration = ?files_resp.wait, "sleeping");
sleep(files_resp.wait).await;
// Filter out replaced/deleted files (indicated by null category) and archived files
let files = files_resp
.files()?
.into_iter()
.filter(|file| match file.category {
None => {
info!(
name = file.file_name,
id = file.file_id,
"skipping file with no category"
);
false
}
Some(category) if category == "ARCHIVED" => false,
Some(_) => true,
});
let processed_file_ids: HashSet<i32> =
file::get_processed_nexus_file_ids_by_mod_id(&pool, db_mod.id)
.await?
.into_iter()
.collect();
for api_file in files {
let file_span =
info_span!("file", name = &api_file.file_name, id = &api_file.file_id,);
let _file_span = file_span.enter();
if processed_file_ids.contains(&(api_file.file_id as i32)) {
info!("skipping file already present and processed in database");
continue;
}
let db_file = file::insert(
&pool,
&file::UnsavedFile {
name: api_file.name,
file_name: api_file.file_name,
nexus_file_id: api_file.file_id as i32,
mod_id: db_mod.id,
category: api_file.category,
version: api_file.version,
mod_version: api_file.mod_version,
size: api_file.size,
uploaded_at: api_file.uploaded_at,
},
)
.await?;
let mut checked_metadata = false;
match nexus_api::metadata::contains_plugin(&client, &api_file).await {
Ok(contains_plugin) => {
if let Some(contains_plugin) = contains_plugin {
checked_metadata = true;
if !contains_plugin {
info!("file metadata does not contain a plugin, skip downloading");
file::update_has_plugin(&pool, db_file.id, false).await?;
continue;
}
} else {
warn!("file has no metadata link, continuing with download");
}
}
Err(err) => {
warn!(error = %err, "error retreiving metadata for file, continuing with download");
}
};
let humanized_size = api_file
.size
.file_size(file_size_opts::CONVENTIONAL)
.expect("unable to create human-readable file size");
info!(size = %humanized_size, "decided to download file");
let download_link_resp =
nexus_api::download_link::get(&client, db_mod.nexus_mod_id, api_file.file_id)
.await;
if let Err(err) = &download_link_resp {
if let Some(reqwest_err) = err.downcast_ref::<reqwest::Error>() {
if reqwest_err.status() == Some(StatusCode::NOT_FOUND) {
warn!(
status = ?reqwest_err.status(),
"failed to get download link for file, skipping file"
);
file::update_has_download_link(&pool, db_file.id, false).await?;
continue;
}
}
}
let download_link_resp = download_link_resp?;
let mut tokio_file = match download_link_resp.download_file(&client).await {
Ok(file) => {
info!(bytes = api_file.size, "download finished");
file::update_downloaded_at(&pool, db_file.id).await?;
file
}
Err(err) => {
warn!(error = %err, "failed all attempts at downloading file, skipping file");
continue;
}
};
let mut initial_bytes = [0; 8];
tokio_file.seek(SeekFrom::Start(0)).await?;
if let Err(err) = tokio_file.read_exact(&mut initial_bytes).await {
warn!(error = %err, "failed to read initial bytes, skipping file");
file::update_unable_to_extract_plugins(&pool, db_file.id, true).await?;
continue;
}
let kind = match infer::get(&initial_bytes) {
Some(kind) => kind,
None => {
warn!(initial_bytes = ?initial_bytes, "unable to determine file type of archive, skipping file");
file::update_unable_to_extract_plugins(&pool, db_file.id, true).await?;
continue;
}
};
info!(
mime_type = kind.mime_type(),
"inferred mime_type of downloaded archive"
);
match kind.mime_type() {
"application/vnd.rar" => {
info!("downloaded archive is RAR archive, attempt to uncompress entire archive");
// Use unrar to uncompress the entire .rar file to avoid bugs with compress_tools uncompressing certain .rar files:
// https://github.com/libarchive/libarchive/issues/373, https://github.com/libarchive/libarchive/issues/1426
tokio_file.seek(SeekFrom::Start(0)).await?;
let mut file = tokio_file.try_clone().await?.into_std().await;
match extract_with_unrar(
&mut file,
&pool,
&db_file,
&db_mod,
checked_metadata,
)
.await
{
Ok(_) => Ok(()),
Err(err) => {
// unrar failed to extract rar file (e.g. archive has unicode filenames)
// Attempt to uncompress the archive using `7z` unix command instead
warn!(error = %err, "failed to extract file with unrar, extracting whole archive with 7z instead");
extract_with_7zip(&mut file, &pool, &db_file, &db_mod).await
}
}?;
}
_ => {
tokio_file.seek(SeekFrom::Start(0)).await?;
let mut file = tokio_file.try_clone().await?.into_std().await;
match extract_with_compress_tools(&mut file, &pool, &db_file, &db_mod).await
{
Ok(_) => Ok(()),
Err(err) => {
if err
.downcast_ref::<extractors::compress_tools::ExtractorError>()
.is_some()
&& (kind.mime_type() == "application/zip"
|| kind.mime_type() == "application/x-7z-compressed")
{
// compress_tools or libarchive failed to extract zip/7z file (e.g. archive is deflate64 compressed)
// Attempt to uncompress the archive using `7z` unix command instead
warn!(error = %err, "failed to extract file with compress_tools, extracting whole archive with 7z instead");
extract_with_7zip(&mut file, &pool, &db_file, &db_mod).await
} else {
Err(err)
}
}
}?;
}
}
debug!(duration = ?download_link_resp.wait, "sleeping");
sleep(download_link_resp.wait).await;
}
game_mod::update_last_updated_files_at(&pool, db_mod.id).await?;
}
page += 1;
debug!(?page, ?has_next_page, "sleeping 1 second");
sleep(Duration::from_secs(1)).await;
}
Ok(())
return update(&pool, args.page).await;
}