65 lines
1.3 KiB
Go
65 lines
1.3 KiB
Go
package rss
|
|
|
|
import (
|
|
"errors"
|
|
"fmt"
|
|
"os"
|
|
"path/filepath"
|
|
"strings"
|
|
)
|
|
|
|
var processedItemsDir string
|
|
|
|
//nolint:gochecknoinits
|
|
func init() {
|
|
userHomeDir, err := os.UserHomeDir()
|
|
if err != nil {
|
|
panic("Failed to get user's home directory: " + err.Error())
|
|
}
|
|
|
|
processedItemsDir = strings.Replace("~/.rsser", "~", userHomeDir, 1)
|
|
|
|
if err := os.MkdirAll(processedItemsDir, 0o755); err != nil {
|
|
panic("Failed to create ~/.rsser: " + err.Error())
|
|
}
|
|
}
|
|
|
|
func (r *RSS) addProcessedItem(domain, guid string) error {
|
|
file, err := os.OpenFile(
|
|
filepath.Join(processedItemsDir, domain),
|
|
os.O_APPEND|os.O_CREATE|os.O_WRONLY,
|
|
0o644,
|
|
)
|
|
if err != nil {
|
|
return fmt.Errorf("add processed item: %w", err)
|
|
}
|
|
defer file.Close()
|
|
|
|
if _, err := file.WriteString(guid + "\n"); err != nil {
|
|
return fmt.Errorf("add processed item: %w", err)
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func (r *RSS) checkItemWasProcessed(domain, guid string) (bool, error) {
|
|
fileDataBytes, err := os.ReadFile(filepath.Join(processedItemsDir, domain))
|
|
if err != nil {
|
|
if errors.Is(err, os.ErrNotExist) {
|
|
return false, nil
|
|
}
|
|
|
|
return false, fmt.Errorf("check item processing: %w", err)
|
|
}
|
|
|
|
fileData := string(fileDataBytes)
|
|
|
|
for line := range strings.Lines(fileData) {
|
|
if line == guid+"\n" {
|
|
return true, nil
|
|
}
|
|
}
|
|
|
|
return false, nil
|
|
}
|