vendor: resync with dep ensure
This commit is contained in:
Nick Craig-Wood
+259
@@ -0,0 +1,259 @@
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package image
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import (
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"fmt"
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"reflect"
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"strings"
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"github.com/yunify/qingstor-sdk-go/service"
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)
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const (
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// ActionSep is separator of action.
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ActionSep = ":"
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// OPSep is separator of operation.
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OPSep = "|"
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// KVSep is separator of Key-Value.
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KVSep = "_"
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//KVPairSep is separator of args.
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KVPairSep = ","
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)
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const (
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// InfoOperation is string of info operation.
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InfoOperation string = "info"
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// CropOperation is string of crop operation.
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CropOperation string = "crop"
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// FormatOperation is string of format operation.
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FormatOperation string = "format"
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// ResizeOperation is string of resize operation.
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ResizeOperation string = "resize"
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// RotateOperation is string of rotate operation.
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RotateOperation string = "rotate"
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// WaterMarkOperation is string of watermark operation.
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WaterMarkOperation string = "watermark"
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// WaterMarkImageOperation is string of watermark image operation.
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WaterMarkImageOperation string = "watermark_image"
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)
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// ResizeMode is the type of resize mode.
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type ResizeMode int
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const (
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// ResizeFixed resizes image to fix width and height.
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ResizeFixed ResizeMode = iota
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// ResizeForce resizes image to force witdth and height.
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ResizeForce
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// ResizeThumbnail resizes image to thumbnail width and height.
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ResizeThumbnail
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)
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// CropGravity is the type of crop gravity.
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type CropGravity int
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const (
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// CropCenter crops image to center width and height.
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CropCenter CropGravity = iota
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// CropNorth crops image to north width and height.
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CropNorth
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// CropEast crops image to east width and height.
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CropEast
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// CropSouth crops image to south width and height.
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CropSouth
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// CropWest crops image to west width and height.
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CropWest
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// CropNorthWest crops image to north west width and height.
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CropNorthWest
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// CropNorthEast crops image to north east width and height.
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CropNorthEast
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// CropSouthWest crops image to south west width and height.
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CropSouthWest
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// CropSouthEast crops image to south east width and height.
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CropSouthEast
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// CropAuto crops image to auto width and height.
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CropAuto
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)
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// Image is struct of Image process.
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type Image struct {
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key *string
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bucket *service.Bucket
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input *service.ImageProcessInput
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}
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// Init initializes an image to process.
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func Init(bucket *service.Bucket, objectKey string) *Image {
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return &Image{
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key: &objectKey,
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bucket: bucket,
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input: &service.ImageProcessInput{},
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}
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}
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// Info gets the information of the image.
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func (image *Image) Info() *Image {
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return image.setActionParam(InfoOperation, nil)
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}
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// RotateParam is param of the rotate operation.
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type RotateParam struct {
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Angle int `schema:"a"`
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}
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// Rotate image.
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func (image *Image) Rotate(param *RotateParam) *Image {
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return image.setActionParam(RotateOperation, param)
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}
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// ResizeParam is param of the resize operation.
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type ResizeParam struct {
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Width int `schema:"w,omitempty"`
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Height int `schema:"h,omitempty"`
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Mode ResizeMode `schema:"m"`
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}
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// Resize image.
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func (image *Image) Resize(param *ResizeParam) *Image {
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return image.setActionParam(ResizeOperation, param)
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}
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// CropParam is param of the crop operation.
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type CropParam struct {
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Width int `schema:"w,omitempty"`
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Height int `schema:"h,omitempty"`
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Gravity CropGravity `schema:"g"`
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}
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// Crop image.
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func (image *Image) Crop(param *CropParam) *Image {
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return image.setActionParam(CropOperation, param)
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}
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// FormatParam is param of the format operation.
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type FormatParam struct {
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Type string `schema:"t"`
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}
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// Format image.
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func (image *Image) Format(param *FormatParam) *Image {
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return image.setActionParam(FormatOperation, param)
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}
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// WaterMarkParam is param of the wartermark operation.
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type WaterMarkParam struct {
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Dpi int `schema:"d,omitempty"`
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Opacity float64 `schema:"p,omitempty"`
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Text string `schema:"t"`
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Color string `schema:"c"`
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}
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// WaterMark is operation of watermark text content.
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func (image *Image) WaterMark(param *WaterMarkParam) *Image {
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return image.setActionParam(WaterMarkOperation, param)
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}
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// WaterMarkImageParam is param of the waterMark image operation
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type WaterMarkImageParam struct {
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Left int `schema:"l"`
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Top int `schema:"t"`
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Opacity float64 `schema:"p,omitempty"`
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URL string `schema:"u"`
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}
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// WaterMarkImage is operation of watermark image.
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func (image *Image) WaterMarkImage(param *WaterMarkImageParam) *Image {
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return image.setActionParam(WaterMarkImageOperation, param)
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}
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// Process does Image process.
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func (image *Image) Process() (*service.ImageProcessOutput, error) {
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defer func(input *service.ImageProcessInput) {
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input.Action = nil
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}(image.input)
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return image.bucket.ImageProcess(*image.key, image.input)
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}
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func (image *Image) setActionParam(operation string, param interface{}) *Image {
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uri := operation
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if param != nil {
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uri = fmt.Sprintf("%s%s%s", uri, ActionSep, buildOptParamStr(param))
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}
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if image.input.Action != nil {
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uri = fmt.Sprintf("%s%s%s", *image.input.Action, OPSep, uri)
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}
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image.input.Action = &uri
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return image
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}
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func buildOptParamStr(param interface{}) string {
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v := reflect.ValueOf(param).Elem()
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var kvPairs []string
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for i := 0; i < v.NumField(); i++ {
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vf := v.Field(i)
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tf := v.Type().Field(i)
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key := tf.Tag.Get("schema")
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value := vf.Interface()
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tagValues := strings.Split(key, ",")
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if isEmptyValue(vf) &&
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len(tagValues) == 2 &&
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tagValues[1] == "omitempty" {
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continue
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}
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key = tagValues[0]
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kvPairs = append(kvPairs, fmt.Sprintf("%v%s%v", key, KVSep, value))
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}
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return strings.Join(kvPairs, KVPairSep)
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}
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func isEmptyValue(v reflect.Value) bool {
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switch v.Kind() {
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case reflect.Array,
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reflect.Map,
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reflect.Slice,
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reflect.String:
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return v.Len() == 0
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case reflect.Bool:
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return !v.Bool()
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case reflect.Int,
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reflect.Int8,
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reflect.Int16,
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reflect.Int32,
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reflect.Int64:
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return v.Int() == 0
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case reflect.Uint,
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reflect.Uint8,
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reflect.Uint16,
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reflect.Uint32,
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reflect.Uint64,
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reflect.Uintptr:
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return v.Uint() == 0
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case reflect.Float32,
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reflect.Float64:
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return v.Float() == 0
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case reflect.Ptr:
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return v.IsNil()
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}
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return false
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}
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+63
@@ -0,0 +1,63 @@
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package image
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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qs "github.com/yunify/qingstor-sdk-go/service"
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)
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var image *Image
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func init() {
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bucket := &qs.Bucket{}
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// test.jpg is only a string
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image = Init(bucket, "test.jpg")
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}
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func TestQueryString(t *testing.T) {
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var param interface{}
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param = &RotateParam{
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Angle: 90,
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}
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image.setActionParam(RotateOperation, param)
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assert.Equal(t, *image.input.Action, "rotate:a_90")
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param = &CropParam{
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Width: 300,
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Height: 400,
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Gravity: 0,
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}
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image.setActionParam(CropOperation, param)
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assert.Equal(t, *image.input.Action, "rotate:a_90|crop:w_300,h_400,g_0")
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param = &ResizeParam{
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Width: 500,
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Height: 500,
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Mode: ResizeForce,
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}
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image.setActionParam(ResizeOperation, param)
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assert.Equal(t, *image.input.Action, "rotate:a_90|crop:w_300,h_400,g_0|resize:w_500,h_500,m_1")
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param = &FormatParam{
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Type: "png",
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}
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image.setActionParam(FormatOperation, param)
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assert.Equal(t, *image.input.Action, "rotate:a_90|crop:w_300,h_400,g_0|resize:w_500,h_500,m_1|format:t_png")
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param = &WaterMarkParam{
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Text: "5rC05Y2w5paH5a2X",
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}
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image.setActionParam(WaterMarkOperation, param)
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assert.Equal(t, *image.input.Action, "rotate:a_90|crop:w_300,h_400,g_0|resize:w_500,h_500,m_1|format:t_png|watermark:t_5rC05Y2w5paH5a2X,c_")
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param = &WaterMarkImageParam{
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URL: "aHR0cHM6Ly9wZWszYS5xaW5nc3Rvci5jb20vaW1nLWRvYy1lZy9xaW5jbG91ZC5wbmc",
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}
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image.setActionParam(WaterMarkImageOperation, param)
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assert.Equal(t, *image.input.Action, "rotate:a_90|crop:w_300,h_400,g_0|resize:w_500,h_500,m_1|format:t_png|watermark:t_5rC05Y2w5paH5a2X,c_|watermark_image:l_0,t_0,u_aHR0cHM6Ly9wZWszYS5xaW5nc3Rvci5jb20vaW1nLWRvYy1lZy9xaW5jbG91ZC5wbmc")
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image.setActionParam(InfoOperation, nil)
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assert.Equal(t, *image.input.Action, "rotate:a_90|crop:w_300,h_400,g_0|resize:w_500,h_500,m_1|format:t_png|watermark:t_5rC05Y2w5paH5a2X,c_|watermark_image:l_0,t_0,u_aHR0cHM6Ly9wZWszYS5xaW5nc3Rvci5jb20vaW1nLWRvYy1lZy9xaW5jbG91ZC5wbmc|info")
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}
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