var UploadBlob = view.NewViewURLWrapper(view.RenderViewBindURLArgs(
func(ctx *view.Context, thumbnailSize int) error {
formatError := func(err error) error {
config.Logger.Println("UploadBlob:", err)
return fmt.Errorf(`{success: false, error: "%s"}`, err.Error())
}
filename := ctx.Request.Header.Get("X-File-Name")
var r io.ReadCloser
if filename != "" {
r = ctx.Request.Body
} else {
f, h, err := ctx.Request.FormFile("qqfile")
if err != nil {
return formatError(err)
}
filename = h.Filename
r = f
}
defer r.Close()
blob, err := NewBlobFromReader(filename, r)
if err != nil {
return formatError(err)
}
ctx.Response.Printf(`{success: true, blobID: "%s"}`, blob.ID)
return nil
},
))
var UploadImage = view.NewViewURLWrapper(view.RenderViewBindURLArgs(
func(ctx *view.Context, thumbnailSize int) error {
formatError := func(err error) error {
return fmt.Errorf(`{success: false, error: "%s"}`, err.Error())
}
filename := ctx.Request.Header.Get("X-File-Name")
var r io.ReadCloser
if filename != "" {
r = ctx.Request.Body
} else {
f, h, err := ctx.Request.FormFile("qqfile")
if err != nil {
return formatError(err)
}
filename = h.Filename
r = f
}
defer r.Close()
// debug.Print("UploadImage", filename, thumbnailSize)
b, err := ioutil.ReadAll(r)
if err != nil {
return formatError(err)
}
i, err := NewImage(filename, b)
if err != nil {
return formatError(err)
}
v, err := i.Thumbnail(thumbnailSize)
if err != nil {
return formatError(err)
}
ctx.Response.Printf(`{success: true, imageID: "%s", thumbnailURL: "%s", thumbnailSize: %d}`, i.ID, v.GetURL().URL(ctx), thumbnailSize)
return nil
},
))
"github.com/ungerik/go-start/utils"
"github.com/ungerik/go-start/view"
"io"
)
var View view.ViewWithURL = view.NewViewURLWrapper(view.RenderView(
func(context *view.Context, writer *utils.XMLWriter) error {
reader, contentType, err := Config.Backend.ImageVersionReader(context.PathArgs[0])
if err != nil {
if _, ok := err.(ErrInvalidImageID); ok {
return view.NotFound(context.PathArgs[0] + "/" + context.PathArgs[1] + " not found")
}
return err
}
_, err = io.Copy(writer, reader)
if err != nil {
return err
}
err = reader.Close()
if err != nil {
return err
}
context.Header().Set("Content-Type", contentType)
return nil
},
))
func ViewPath(name string) view.ViewPath {
return view.ViewPath{Name: name, Args: 2, View: View}
}
var AllThumbnailsAPI = view.NewViewURLWrapper(view.RenderViewBindURLArgs(
func(ctx *view.Context, thumbnailSize int) error {
// ctx.Response.SetContentType("application/json")
ctx.Response.SetContentTypeByExt(".json")
ctx.Response.WriteString("[\n")
first := true
i := Config.Backend.ImageIterator()
for doc := i.Next(); doc != nil; doc = i.Next() {
image := doc.(*Image)
thumbnail, err := image.Thumbnail(thumbnailSize)
if err != nil {
return err
}
if first {
first = false
} else {
ctx.Response.WriteString(",\n")
}
ctx.Response.Printf(
`{"id": "%s", "title": "%s", "url": "%s"}`,
image.ID, image.TitleOrFilename(), thumbnail.GetURL().URL(ctx),
)
}
if i.Err() != nil {
return i.Err()
}
ctx.Response.WriteString("\n]")
return nil
},
))
"io"
"github.com/ungerik/go-start/view"
)
var View = view.NewViewURLWrapper(view.RenderView(
func(ctx *view.Context) error {
reader, contentType, err := Config.Backend.ImageVersionReader(ctx.URLArgs[0])
if err != nil {
if _, ok := err.(ErrInvalidImageID); ok {
return view.NotFound(ctx.URLArgs[0] + "/" + ctx.URLArgs[1] + " not found")
}
return err
}
_, err = io.Copy(ctx.Response, reader)
if err != nil {
return err
}
err = reader.Close()
if err != nil {
return err
}
ctx.Response.Header().Set("Content-Type", contentType)
return nil
},
))
func ViewPath(name string) view.ViewPath {
return view.ViewPath{Name: name, Args: 2, View: View}
}
package media
import (
"io"
"github.com/ungerik/go-start/config"
"github.com/ungerik/go-start/view"
)
var FileView = view.NewViewURLWrapper(view.RenderView(
func(ctx *view.Context) error {
reader, _, contentType, err := Config.Backend.FileReader(ctx.URLArgs[0])
if err != nil {
if _, ok := err.(ErrNotFound); ok {
err = view.NotFound(ctx.URLArgs[0] + "/" + ctx.URLArgs[1] + " not found")
config.Logger.Println("FileView:", err)
return err
}
return err
}
defer reader.Close()
_, err = io.Copy(ctx.Response, reader)
if err != nil {
config.Logger.Println("FileView:", err)
return err
}
ctx.Response.Header().Set("Content-Type", contentType)
return nil
},
))
