Files
HDB/main.go
2024-09-27 16:33:16 +02:00

147 lines
2.6 KiB
Go

package main
import (
"bufio"
"log"
"net/url"
"os"
"strings"
"github.com/ncruces/go-sqlite3"
_ "github.com/ncruces/go-sqlite3/embed"
)
const memory = ":memory:"
var db *sqlite3.Conn
func initDb() error {
var err error
/* Not necessary because I am currently saving the db in memory
sqlstmt := `
DROP TABLE IF EXISTS artists;
DROP TABLE IF EXISTS websites;
DROP TABLE IF EXISTS links;
`
err = db.Exec(sqlstmt)
if err != nil {
log.Fatal(err)
}
*/
sqlstmt := `
CREATE TABLE IF NOT EXISTS artists (
id integer NOT NULL CONSTRAINT artists_pk PRIMARY KEY AUTOINCREMENT,
name text NOT NULL
);
CREATE TABLE IF NOT EXISTS websites (
id integer NOT NULL CONSTRAINT websites_pk PRIMARY KEY AUTOINCREMENT,
name text NOT NULL
);
CREATE TABLE IF NOT EXISTS links (
id integer NOT NULL CONSTRAINT links_pk PRIMARY KEY AUTOINCREMENT,
url text NOT NULL,
websites_id integer NOT NULL,
artists_id integer NOT NULL,
CONSTRAINT links_artists FOREIGN KEY (artists_id)
REFERENCES artists (id),
CONSTRAINT links_websites FOREIGN KEY (websites_id)
REFERENCES websites (id)
);
`
err = db.Exec(sqlstmt)
if err != nil {
return err
}
sqlstmt = `
SELECT name
FROM sqlite_schema
WHERE type ='table' AND name NOT LIKE 'sqlite_%';
`
stmt, _, err := db.Prepare(sqlstmt)
if err != nil {
return err
}
defer stmt.Close()
for stmt.Step() {
log.Println("created table:", stmt.ColumnText(0))
}
if err := stmt.Err(); err != nil {
return err
}
err = stmt.Close()
if err != nil {
return err
}
return nil
}
func getArtistFromUrl(Url string) string {
if strings.Contains(Url, "rule34.xxx") {
unescapedUrl, err := url.QueryUnescape(Url)
if err != nil {
log.Fatal(err)
}
return unescapedUrl[51:]
}
if strings.Contains(Url, "kemono.su") {
return "Kemono"
}
if strings.Contains(Url, "coomer.su") {
return "Coomer"
}
return ""
}
func parseLinks(filename string) error {
file, err := os.Open(filename)
if err != nil {
return err
}
scanner := bufio.NewScanner(file)
for scanner.Scan() {
line := scanner.Text()
if strings.HasPrefix(line, "#") {
continue
}
if !strings.Contains(line, "DBPath") {
continue
}
}
err = file.Close()
if err != nil {
return err
}
return nil
}
func main() {
var err error
db, err = sqlite3.Open(memory)
if err != nil {
log.Fatal(err)
}
err = initDb()
if err != nil {
log.Fatal(err)
}
artist := getArtistFromUrl("https://rule34.xxx/index.php?page=post&s=list&tags=%27eadole")
log.Println("artist from url: ", artist)
err = db.Close()
if err != nil {
log.Fatal(err)
}
}