db stuff moved to new database module
This commit is contained in:
parent
624987326d
commit
735335941e
2 changed files with 268 additions and 261 deletions
266
src/database.rs
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266
src/database.rs
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@ -0,0 +1,266 @@
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use rusqlite::{named_params, Connection, Transaction, NO_PARAMS};
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use crate::epub;
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const DATABASE_FILE: &str = "/mnt/ext1/system/explorer-3/explorer-3.db";
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pub struct BookEntry {
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id: i32,
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filepath: String,
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author: String,
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firstauthor: String,
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has_drm: bool,
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genre: String,
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first_author_letter: String,
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series: String,
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}
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fn get_epubs_from_database(tx: &Transaction) -> Vec<BookEntry> {
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let mut book_entries = Vec::new();
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let mut stmt = tx
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.prepare(
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r#"
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SELECT books.id, folders.name, files.filename, books.firstauthor,
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books.author, genres.name, first_author_letter, series
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FROM books_impl books JOIN files
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ON books.id = files.book_id
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JOIN folders
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ON folders.id = files.folder_id
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LEFT OUTER JOIN booktogenre btg
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ON books.id = btg.bookid
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LEFT OUTER JOIN genres
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ON genres.id = btg.genreid
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WHERE files.storageid = 1 AND books.ext = 'epub'
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ORDER BY books.id"#,
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)
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.unwrap();
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let mut rows = stmt.query(NO_PARAMS).unwrap();
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while let Some(row) = rows.next().unwrap() {
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let book_id: i32 = row.get(0).unwrap();
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let prefix: String = row.get(1).unwrap();
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let filename: String = row.get(2).unwrap();
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let filepath = format!("{}/{}", prefix, filename);
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let firstauthor: String = row.get(3).unwrap();
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let author: String = row.get(4).unwrap();
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let has_drm = match prefix.as_str() {
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"/mnt/ext1/Digital Editions" => true,
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_ => false,
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};
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let genre: String = row.get(5).unwrap_or_default();
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let first_author_letter = row.get(6).unwrap_or_default();
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let series: String = row.get(7).unwrap_or_default();
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let entry = BookEntry {
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id: book_id,
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filepath,
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firstauthor,
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author,
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has_drm,
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genre,
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first_author_letter,
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series,
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};
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book_entries.push(entry);
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}
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book_entries
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}
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fn remove_ghost_books_from_db(tx: &Transaction) -> usize {
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tx.execute("PRAGMA foreign_keys = 0", NO_PARAMS).unwrap();
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let mut stmt = tx
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.prepare(
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r#"
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DELETE FROM books_impl
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WHERE id IN (
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SELECT books.id
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FROM books_impl books
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LEFT OUTER JOIN files
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ON books.id = files.book_id
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WHERE files.filename is NULL
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)"#,
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)
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.unwrap();
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let num = stmt.execute(NO_PARAMS).unwrap();
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tx.execute(
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r#"DELETE FROM books_settings WHERE bookid NOT IN ( SELECT id FROM books_impl )"#,
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NO_PARAMS,
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)
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.unwrap();
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tx.execute(
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r#"DELETE FROM books_uids WHERE book_id NOT IN ( SELECT id FROM books_impl )"#,
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NO_PARAMS,
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)
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.unwrap();
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tx.execute(
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r#"DELETE FROM bookshelfs_books WHERE bookid NOT IN ( SELECT id FROM books_impl )"#,
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NO_PARAMS,
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)
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.unwrap();
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tx.execute(
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r#"DELETE FROM booktogenre WHERE bookid NOT IN ( SELECT id FROM books_impl )"#,
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NO_PARAMS,
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)
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.unwrap();
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tx.execute(
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r#"DELETE FROM social WHERE bookid NOT IN ( SELECT id FROM books_impl )"#,
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NO_PARAMS,
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)
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.unwrap();
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tx.execute("PRAGMA foreign_keys = 0", NO_PARAMS).unwrap();
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num
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}
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pub struct Statistics {
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pub authors_fixed: i32,
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pub ghost_books_cleaned: usize,
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pub drm_skipped: usize,
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pub genres_fixed: usize,
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pub sorting_fixed: usize,
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pub series_fixed: usize,
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}
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impl Statistics {
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pub fn anything_fixed(&self) -> bool {
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&self.authors_fixed > &0
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|| &self.genres_fixed > &0
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|| &self.ghost_books_cleaned > &0
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|| &self.sorting_fixed > &0
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|| &self.series_fixed > &0
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}
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}
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pub fn fix_db_entries() -> Statistics {
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let mut stat = Statistics {
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authors_fixed: 0,
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ghost_books_cleaned: 0,
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drm_skipped: 0,
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genres_fixed: 0,
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sorting_fixed: 0,
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series_fixed: 0,
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};
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let mut conn = Connection::open(DATABASE_FILE).unwrap();
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let tx = conn.transaction().unwrap();
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let book_entries = get_epubs_from_database(&tx);
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for entry in book_entries {
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if entry.has_drm {
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stat.drm_skipped = stat.drm_skipped + 1;
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continue;
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}
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if let Some(epub_metadata) = epub::get_epub_metadata(&entry.filepath) {
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// Fix firstauthor…
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let mut firstauthors = epub_metadata
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.authors
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.iter()
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.filter(|aut| aut.firstauthor.len() > 0)
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.map(|aut| aut.firstauthor.clone())
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.collect::<Vec<_>>();
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firstauthors.sort();
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if !firstauthors.iter().all(|s| entry.firstauthor.contains(s)) {
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let mut stmt = tx
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.prepare("UPDATE books_impl SET firstauthor = :file_as WHERE id = :book_id")
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.unwrap();
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stmt.execute_named(
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named_params![":file_as": firstauthors.join(" & "), ":book_id": entry.id],
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)
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.unwrap();
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stat.authors_fixed = stat.authors_fixed + 1;
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}
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// Fix first_author_letter
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let first_author_letter = firstauthors
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.join(" & ")
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.chars()
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.next()
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.unwrap_or_default()
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.to_string()
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.to_uppercase();
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if entry.first_author_letter != first_author_letter {
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let mut stmt = tx
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.prepare("UPDATE books_impl SET first_author_letter = :first_letter WHERE id = :book_id")
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.unwrap();
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stmt.execute_named(
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named_params![":first_letter": first_author_letter,":book_id": entry.id],
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)
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.unwrap();
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stat.sorting_fixed = stat.sorting_fixed + 1;
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}
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// Fix author names…
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let authornames = epub_metadata
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.authors
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.iter()
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.map(|aut| aut.name.clone())
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.collect::<Vec<_>>();
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if !authornames.iter().all(|s| entry.author.contains(s))
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|| authornames.join(", ").len() != entry.author.len()
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{
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let mut stmt = tx
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.prepare("UPDATE books_impl SET author = :authors WHERE id = :book_id")
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.unwrap();
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stmt.execute_named(
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named_params![":authors": authornames.join(", "), ":book_id": entry.id],
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)
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.unwrap();
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stat.authors_fixed = stat.authors_fixed + 1;
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}
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// Fix genre…
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if entry.genre.is_empty() && epub_metadata.genre.len() > 0 {
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let mut stmt = tx
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.prepare(r#"INSERT INTO genres (name) SELECT :genre ON CONFLICT DO NOTHING"#)
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.unwrap();
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stmt.execute_named(named_params![":genre": &epub_metadata.genre])
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.unwrap();
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let mut stmt = tx
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.prepare(
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r#"
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INSERT INTO booktogenre (bookid, genreid)
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VALUES (:bookid,
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(SELECT id FROM genres WHERE name = :genre)
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)
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ON CONFLICT DO NOTHING"#,
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)
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.unwrap();
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stmt.execute_named(
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named_params![":bookid": &entry.id, ":genre": &epub_metadata.genre],
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)
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.unwrap();
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stat.genres_fixed = stat.genres_fixed + 1;
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}
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// Fix series…
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if !epub_metadata.series.name.is_empty() && entry.series.is_empty() {
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let mut stmt = tx
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.prepare("UPDATE books_impl SET series = :series, numinseries = :series_index WHERE id = :book_id")
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.unwrap();
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stmt.execute_named(
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named_params![":series": &epub_metadata.series.name, ":series_index": &epub_metadata.series.index, ":book_id": entry.id],
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)
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.unwrap();
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stat.series_fixed = stat.series_fixed + 1;
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}
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}
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}
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// ghost books
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let num = remove_ghost_books_from_db(&tx);
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stat.ghost_books_cleaned = num;
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tx.commit().unwrap();
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stat
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}
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263
src/main.rs
263
src/main.rs
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@ -1,259 +1,7 @@
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mod database;
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mod epub;
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mod epub;
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mod pocketbook;
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mod pocketbook;
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use rusqlite::{named_params, Connection, Transaction, NO_PARAMS};
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use std::usize;
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struct BookEntry {
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id: i32,
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filepath: String,
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author: String,
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firstauthor: String,
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has_drm: bool,
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genre: String,
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first_author_letter: String,
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series: String,
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}
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fn get_epubs_from_database(tx: &Transaction) -> Vec<BookEntry> {
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let mut book_entries = Vec::new();
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let mut stmt = tx
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.prepare(
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r#"
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SELECT books.id, folders.name, files.filename, books.firstauthor,
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books.author, genres.name, first_author_letter, series
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FROM books_impl books JOIN files
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ON books.id = files.book_id
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JOIN folders
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ON folders.id = files.folder_id
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LEFT OUTER JOIN booktogenre btg
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ON books.id = btg.bookid
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LEFT OUTER JOIN genres
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ON genres.id = btg.genreid
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WHERE files.storageid = 1 AND books.ext = 'epub'
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ORDER BY books.id"#,
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)
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.unwrap();
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let mut rows = stmt.query(NO_PARAMS).unwrap();
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while let Some(row) = rows.next().unwrap() {
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let book_id: i32 = row.get(0).unwrap();
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let prefix: String = row.get(1).unwrap();
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let filename: String = row.get(2).unwrap();
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let filepath = format!("{}/{}", prefix, filename);
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let firstauthor: String = row.get(3).unwrap();
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let author: String = row.get(4).unwrap();
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let has_drm = match prefix.as_str() {
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"/mnt/ext1/Digital Editions" => true,
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_ => false,
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};
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let genre: String = row.get(5).unwrap_or_default();
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let first_author_letter = row.get(6).unwrap_or_default();
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let series: String = row.get(7).unwrap_or_default();
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let entry = BookEntry {
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id: book_id,
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filepath,
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firstauthor,
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author,
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has_drm,
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genre,
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first_author_letter,
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series,
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};
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book_entries.push(entry);
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}
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book_entries
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}
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fn remove_ghost_books_from_db(tx: &Transaction) -> usize {
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let mut stmt = tx
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.prepare(
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r#"
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DELETE FROM books_impl
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WHERE id IN (
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SELECT books.id
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FROM books_impl books
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|
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LEFT OUTER JOIN files
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ON books.id = files.book_id
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WHERE files.filename is NULL
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)"#,
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)
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.unwrap();
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let num = stmt.execute(NO_PARAMS).unwrap();
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tx.execute(
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r#"DELETE FROM books_settings WHERE bookid NOT IN ( SELECT id FROM books_impl )"#,
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NO_PARAMS,
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)
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.unwrap();
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tx.execute(
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r#"DELETE FROM books_uids WHERE book_id NOT IN ( SELECT id FROM books_impl )"#,
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NO_PARAMS,
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)
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.unwrap();
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tx.execute(
|
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r#"DELETE FROM bookshelfs_books WHERE bookid NOT IN ( SELECT id FROM books_impl )"#,
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NO_PARAMS,
|
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)
|
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.unwrap();
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tx.execute(
|
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r#"DELETE FROM booktogenre WHERE bookid NOT IN ( SELECT id FROM books_impl )"#,
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NO_PARAMS,
|
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)
|
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.unwrap();
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tx.execute(
|
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r#"DELETE FROM social WHERE bookid NOT IN ( SELECT id FROM books_impl )"#,
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NO_PARAMS,
|
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)
|
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.unwrap();
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num
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}
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|
|
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struct Statistics {
|
|
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authors_fixed: i32,
|
|
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ghost_books_cleaned: usize,
|
|
||||||
drm_skipped: usize,
|
|
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genres_fixed: usize,
|
|
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sorting_fixed: usize,
|
|
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series_fixed: usize,
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|
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}
|
|
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|
|
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impl Statistics {
|
|
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fn anything_fixed(&self) -> bool {
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&self.authors_fixed > &0
|
|
||||||
|| &self.genres_fixed > &0
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|
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|| &self.ghost_books_cleaned > &0
|
|
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|| &self.sorting_fixed > &0
|
|
||||||
|| &self.series_fixed > &0
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
fn fix_db_entries(tx: &Transaction, book_entries: &Vec<BookEntry>) -> Statistics {
|
|
||||||
let mut stat = Statistics {
|
|
||||||
authors_fixed: 0,
|
|
||||||
ghost_books_cleaned: 0,
|
|
||||||
drm_skipped: 0,
|
|
||||||
genres_fixed: 0,
|
|
||||||
sorting_fixed: 0,
|
|
||||||
series_fixed: 0,
|
|
||||||
};
|
|
||||||
|
|
||||||
for entry in book_entries {
|
|
||||||
if entry.has_drm {
|
|
||||||
stat.drm_skipped = stat.drm_skipped + 1;
|
|
||||||
continue;
|
|
||||||
}
|
|
||||||
|
|
||||||
if let Some(epub_metadata) = epub::get_epub_metadata(&entry.filepath) {
|
|
||||||
// Fix firstauthor…
|
|
||||||
let mut firstauthors = epub_metadata
|
|
||||||
.authors
|
|
||||||
.iter()
|
|
||||||
.filter(|aut| aut.firstauthor.len() > 0)
|
|
||||||
.map(|aut| aut.firstauthor.clone())
|
|
||||||
.collect::<Vec<_>>();
|
|
||||||
firstauthors.sort();
|
|
||||||
if !firstauthors.iter().all(|s| entry.firstauthor.contains(s)) {
|
|
||||||
let mut stmt = tx
|
|
||||||
.prepare("UPDATE books_impl SET firstauthor = :file_as WHERE id = :book_id")
|
|
||||||
.unwrap();
|
|
||||||
stmt.execute_named(
|
|
||||||
named_params![":file_as": firstauthors.join(" & "), ":book_id": entry.id],
|
|
||||||
)
|
|
||||||
.unwrap();
|
|
||||||
stat.authors_fixed = stat.authors_fixed + 1;
|
|
||||||
}
|
|
||||||
|
|
||||||
// Fix first_author_letter
|
|
||||||
let first_author_letter = firstauthors
|
|
||||||
.join(" & ")
|
|
||||||
.chars()
|
|
||||||
.next()
|
|
||||||
.unwrap_or_default()
|
|
||||||
.to_string()
|
|
||||||
.to_uppercase();
|
|
||||||
if entry.first_author_letter != first_author_letter {
|
|
||||||
let mut stmt = tx
|
|
||||||
.prepare("UPDATE books_impl SET first_author_letter = :first_letter WHERE id = :book_id")
|
|
||||||
.unwrap();
|
|
||||||
stmt.execute_named(
|
|
||||||
named_params![":first_letter": first_author_letter,":book_id": entry.id],
|
|
||||||
)
|
|
||||||
.unwrap();
|
|
||||||
stat.sorting_fixed = stat.sorting_fixed + 1;
|
|
||||||
}
|
|
||||||
|
|
||||||
// Fix author names…
|
|
||||||
let authornames = epub_metadata
|
|
||||||
.authors
|
|
||||||
.iter()
|
|
||||||
.map(|aut| aut.name.clone())
|
|
||||||
.collect::<Vec<_>>();
|
|
||||||
if !authornames.iter().all(|s| entry.author.contains(s))
|
|
||||||
|| authornames.join(", ").len() != entry.author.len()
|
|
||||||
{
|
|
||||||
let mut stmt = tx
|
|
||||||
.prepare("UPDATE books_impl SET author = :authors WHERE id = :book_id")
|
|
||||||
.unwrap();
|
|
||||||
stmt.execute_named(
|
|
||||||
named_params![":authors": authornames.join(", "), ":book_id": entry.id],
|
|
||||||
)
|
|
||||||
.unwrap();
|
|
||||||
stat.authors_fixed = stat.authors_fixed + 1;
|
|
||||||
}
|
|
||||||
|
|
||||||
// Fix genre…
|
|
||||||
if entry.genre.is_empty() && epub_metadata.genre.len() > 0 {
|
|
||||||
let mut stmt = tx
|
|
||||||
.prepare(r#"INSERT INTO genres (name) SELECT :genre ON CONFLICT DO NOTHING"#)
|
|
||||||
.unwrap();
|
|
||||||
stmt.execute_named(named_params![":genre": &epub_metadata.genre])
|
|
||||||
.unwrap();
|
|
||||||
let mut stmt = tx
|
|
||||||
.prepare(
|
|
||||||
r#"
|
|
||||||
INSERT INTO booktogenre (bookid, genreid)
|
|
||||||
VALUES (:bookid,
|
|
||||||
(SELECT id FROM genres WHERE name = :genre)
|
|
||||||
)
|
|
||||||
ON CONFLICT DO NOTHING"#,
|
|
||||||
)
|
|
||||||
.unwrap();
|
|
||||||
stmt.execute_named(
|
|
||||||
named_params![":bookid": &entry.id, ":genre": &epub_metadata.genre],
|
|
||||||
)
|
|
||||||
.unwrap();
|
|
||||||
stat.genres_fixed = stat.genres_fixed + 1;
|
|
||||||
}
|
|
||||||
|
|
||||||
// Fix series…
|
|
||||||
if !epub_metadata.series.name.is_empty() && entry.series.is_empty() {
|
|
||||||
let mut stmt = tx
|
|
||||||
.prepare("UPDATE books_impl SET series = :series, numinseries = :series_index WHERE id = :book_id")
|
|
||||||
.unwrap();
|
|
||||||
stmt.execute_named(
|
|
||||||
named_params![":series": &epub_metadata.series.name, ":series_index": &epub_metadata.series.index, ":book_id": entry.id],
|
|
||||||
)
|
|
||||||
.unwrap();
|
|
||||||
stat.series_fixed = stat.series_fixed + 1;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
// ghost books
|
|
||||||
let num = remove_ghost_books_from_db(tx);
|
|
||||||
stat.ghost_books_cleaned = num;
|
|
||||||
|
|
||||||
stat
|
|
||||||
}
|
|
||||||
|
|
||||||
fn main() {
|
fn main() {
|
||||||
if cfg!(target_arch = "arm") {
|
if cfg!(target_arch = "arm") {
|
||||||
let res = pocketbook::dialog(
|
let res = pocketbook::dialog(
|
||||||
|
|
@ -273,14 +21,7 @@ fn main() {
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
let mut conn = Connection::open("/mnt/ext1/system/explorer-3/explorer-3.db").unwrap();
|
let stat = database::fix_db_entries();
|
||||||
|
|
||||||
conn.execute("PRAGMA foreign_keys = 0", NO_PARAMS).unwrap();
|
|
||||||
|
|
||||||
let tx = conn.transaction().unwrap();
|
|
||||||
let book_entries = get_epubs_from_database(&tx);
|
|
||||||
let stat = fix_db_entries(&tx, &book_entries);
|
|
||||||
tx.commit().unwrap();
|
|
||||||
|
|
||||||
if cfg!(target_arch = "arm") {
|
if cfg!(target_arch = "arm") {
|
||||||
if stat.anything_fixed() == false {
|
if stat.anything_fixed() == false {
|
||||||
|
|
|
||||||
Loading…
Reference in a new issue