/
drivers3.go
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/
drivers3.go
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// Copyright (c) 2015 Peter Noyes
package main
import (
"fmt"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/aws/defaults"
"github.com/aws/aws-sdk-go/service/s3"
"io"
"io/ioutil"
"os"
"strings"
"time"
)
type DriverS3 struct {
Bucket string
Region string
Svc *s3.S3
}
func (d *DriverS3) New() {
fmt.Println("driverS3.New")
defaults.DefaultConfig.Region = aws.String(d.Region)
d.Svc = s3.New(nil)
}
func (d *DriverS3) GetConfig() ([]byte, error) {
fmt.Println("driverS3.GetConfig")
key := "config.json"
input := s3.GetObjectInput{
Bucket: aws.String(d.Bucket),
Key: aws.String(key),
}
result, err := d.Svc.GetObject(&input)
if err != nil {
return nil, err
}
defer result.Body.Close()
return ioutil.ReadAll(result.Body)
}
func (d *DriverS3) GetImage(image string) ([]byte, error) {
input := s3.GetObjectInput{
Bucket: aws.String(d.Bucket),
Key: aws.String(image),
}
result, err := d.Svc.GetObject(&input)
if err != nil {
return nil, err
}
defer result.Body.Close()
return ioutil.ReadAll(result.Body)
}
func (d *DriverS3) GetTemplateFolder() (string, error) {
theme := config.Theme
input := s3.ListObjectsInput{}
input.Bucket = &d.Bucket
input.Prefix = aws.String(theme)
input.Delimiter = aws.String("/")
result, err := d.Svc.ListObjects(&input)
if err != nil {
return "", err
}
os.RemoveAll("temp")
os.Mkdir("temp", 0777)
for _, object := range result.Contents {
if *object.Key == theme {
continue
}
result, err := d.Svc.GetObject(&s3.GetObjectInput{
Bucket: aws.String(d.Bucket),
Key: aws.String(*object.Key),
})
if err != nil {
return "", err
}
file, err := os.Create("temp/" + strings.TrimPrefix(*object.Key, config.Theme))
if err != nil {
return "", err
}
_, err = io.Copy(file, result.Body)
if err != nil {
return "", err
}
result.Body.Close()
file.Close()
}
return "temp/", nil
}
func (d *DriverS3) GlobMarkdown() (Stubs, error) {
input := s3.ListObjectsInput{}
input.Bucket = &d.Bucket
result, err := d.Svc.ListObjects(&input)
if err != nil {
return nil, err
}
ret := make(Stubs, 0)
for _, object := range result.Contents {
key := *object.Key
fmt.Println("Key: ", key)
if strings.HasSuffix(key, ".md") {
var title string
var date time.Time
title, date, err = GetDateAndTitleFromFile(key)
if err != nil {
return nil, err
}
mod := *object.LastModified
ret = append(ret, &PostStub{key, title, date, mod, nil})
}
}
return ret, nil
}
func (d *DriverS3) Open(file string) (io.ReadCloser, error) {
fmt.Println("driverS3.Open")
input := s3.GetObjectInput{
Bucket: aws.String(d.Bucket),
Key: aws.String(file),
}
result, err := d.Svc.GetObject(&input)
if err != nil {
return nil, err
}
return result.Body, nil
}