Golang weft.CheckQuery函數代碼示例

func fieldmetricsummaryHandler(r *http.Request, h http.Header, b *bytes.Buffer) *weft.Result {
	switch r.Method {
	case "GET":
		switch r.Header.Get("Accept") {
		case "application/x-protobuf":
			if res := weft.CheckQuery(r, []string{}, []string{"typeID"}); !res.Ok {
				return res
			}
			h.Set("Content-Type", "application/x-protobuf")
			return fieldLatestProto(r, h, b)
		case "image/svg+xml":
			if res := weft.CheckQuery(r, []string{"bbox", "typeID", "width"}, []string{}); !res.Ok {
				return res
			}
			h.Set("Content-Type", "image/svg+xml")
			return fieldLatestSvg(r, h, b)
		case "application/vnd.geo+json":
			if res := weft.CheckQuery(r, []string{"typeID"}, []string{}); !res.Ok {
				return res
			}
			h.Set("Content-Type", "application/vnd.geo+json")
			return fieldLatestGeoJSON(r, h, b)
		default:
			if res := weft.CheckQuery(r, []string{"bbox", "typeID", "width"}, []string{}); !res.Ok {
				return res
			}
			h.Set("Content-Type", "image/svg+xml")
			return fieldLatestSvg(r, h, b)
		}
	default:
		return &weft.MethodNotAllowed
	}
}

func datacompletenessHandler(r *http.Request, h http.Header, b *bytes.Buffer) *weft.Result {
	switch r.Method {
	case "GET":
		switch r.Header.Get("Accept") {
		case "image/svg+xml":
			if res := weft.CheckQuery(r, []string{"siteID", "typeID"}, []string{"plot", "resolution", "yrange"}); !res.Ok {
				return res
			}
			h.Set("Content-Type", "image/svg+xml")
			return dataCompletenessSvg(r, h, b)
		default:
			if res := weft.CheckQuery(r, []string{"siteID", "typeID"}, []string{"plot", "resolution", "yrange"}); !res.Ok {
				return res
			}
			h.Set("Content-Type", "image/svg+xml")
			return dataCompletenessSvg(r, h, b)
		}
	case "PUT":
		if res := weft.CheckQuery(r, []string{"count", "siteID", "time", "typeID"}, []string{}); !res.Ok {
			return res
		}
		return dataCompletenessPut(r, h, b)
	case "DELETE":
		if res := weft.CheckQuery(r, []string{"siteID", "typeID"}, []string{}); !res.Ok {
			return res
		}
		return dataCompletenessDelete(r, h, b)
	default:
		return &weft.MethodNotAllowed
	}
}

func tagsHandler(r *http.Request, h http.Header, b *bytes.Buffer) *weft.Result {
	switch r.Method {
	case "GET":
		switch r.Header.Get("Accept") {
		case "application/x-protobuf":
			if res := weft.CheckQuery(r, []string{}, []string{}); !res.Ok {
				return res
			}
			h.Set("Content-Type", "application/x-protobuf")
			return tagProto(r, h, b)
		default:
			return &weft.NotAcceptable
		}
	case "PUT":
		if res := weft.CheckQuery(r, []string{}, []string{}); !res.Ok {
			return res
		}
		return tagPut(r, h, b)
	case "DELETE":
		if res := weft.CheckQuery(r, []string{}, []string{}); !res.Ok {
			return res
		}
		return tagDelete(r, h, b)
	default:
		return &weft.MethodNotAllowed
	}
}

func fieldmetricthresholdHandler(r *http.Request, h http.Header, b *bytes.Buffer) *weft.Result {
	switch r.Method {
	case "GET":
		switch r.Header.Get("Accept") {
		case "application/x-protobuf":
			if res := weft.CheckQuery(r, []string{}, []string{}); !res.Ok {
				return res
			}
			h.Set("Content-Type", "application/x-protobuf")
			return fieldThresholdProto(r, h, b)
		default:
			return &weft.NotAcceptable
		}
	case "PUT":
		if res := weft.CheckQuery(r, []string{"deviceID", "lower", "typeID", "upper"}, []string{}); !res.Ok {
			return res
		}
		return fieldThresholdPut(r, h, b)
	case "DELETE":
		if res := weft.CheckQuery(r, []string{"deviceID", "typeID"}, []string{}); !res.Ok {
			return res
		}
		return fieldThresholdDelete(r, h, b)
	default:
		return &weft.MethodNotAllowed
	}
}

func datacompletenesssummaryHandler(r *http.Request, h http.Header, b *bytes.Buffer) *weft.Result {
	switch r.Method {
	case "GET":
		switch r.Header.Get("Accept") {
		case "image/svg+xml":
			if res := weft.CheckQuery(r, []string{"bbox", "typeID", "width"}, []string{}); !res.Ok {
				return res
			}
			h.Set("Content-Type", "image/svg+xml")
			return dataCompletenessSummarySvg(r, h, b)
		case "application/x-protobuf":
			if res := weft.CheckQuery(r, []string{}, []string{"typeID"}); !res.Ok {
				return res
			}
			h.Set("Content-Type", "application/x-protobuf")
			return dataCompletenessSummaryProto(r, h, b)
		default:
			if res := weft.CheckQuery(r, []string{"bbox", "typeID", "width"}, []string{}); !res.Ok {
				return res
			}
			h.Set("Content-Type", "image/svg+xml")
			return dataCompletenessSummarySvg(r, h, b)
		}
	default:
		return &weft.MethodNotAllowed
	}
}

func appmetricHandler(r *http.Request, h http.Header, b *bytes.Buffer) *weft.Result {
	switch r.Method {
	case "GET":
		switch r.Header.Get("Accept") {
		case "image/svg+xml":
			if res := weft.CheckQuery(r, []string{"applicationID", "group"}, []string{"resolution", "sourceID", "yrange"}); !res.Ok {
				return res
			}
			h.Set("Content-Type", "image/svg+xml")
			return appMetricSvg(r, h, b)
		case "text/csv":
			if res := weft.CheckQuery(r, []string{"applicationID", "group"}, []string{"endDate", "resolution", "sourceID", "startDate"}); !res.Ok {
				return res
			}
			h.Set("Content-Type", "text/csv")
			return appMetricCsv(r, h, b)
		default:
			if res := weft.CheckQuery(r, []string{"applicationID", "group"}, []string{"resolution", "sourceID", "yrange"}); !res.Ok {
				return res
			}
			h.Set("Content-Type", "image/svg+xml")
			return appMetricSvg(r, h, b)
		}
	default:
		return &weft.MethodNotAllowed
	}
}

func quakesWWWnz(r *http.Request, h http.Header, b *bytes.Buffer) *weft.Result {
	if res := weft.CheckQuery(r, []string{}, []string{}); !res.Ok {
		return res
	}

	path := r.URL.Path[quakesNZServiceLen:] // ..."3/100.json"
	tokens := strings.Split(path, "/")
	if len(tokens) != 2 {
		return weft.BadRequest("Bad URL path.")
	}

	var mmi int
	var err error
	var count int
	if mmi, err = strconv.Atoi(tokens[0]); err != nil {
		return weft.BadRequest("Bad URL path. Invalid mmi.")
	}

	if count, err = strconv.Atoi(tokens[1][:len(tokens[1])-5]); err != nil { // len(".json")
		return weft.BadRequest("Bad URL path. Invalid count.")
	}

	var d string
	err = db.QueryRow(quakesNZWWWSQL, mmi, count).Scan(&d)
	if err != nil {
		return weft.ServiceUnavailableError(err)
	}

	b.WriteString(d)
	h.Set("Content-Type", JSON)
	return &weft.StatusOK
}

// handler that serves an html page for detailed metric information
func metricDetailHandler(r *http.Request, h http.Header, b *bytes.Buffer) *weft.Result {

	var (
		err error
	)

	if res := weft.CheckQuery(r, []string{"deviceID", "typeID"}, []string{}); !res.Ok {
		return res
	}

	// We create a page struct with variables to substitute into the loaded template
	q := r.URL.Query()
	deviceID := q.Get("deviceID")
	typeID := q.Get("typeID")

	p := metricDetailPage{MtrApiUrl: mtrApiUrl}
	p.Border.Title = fmt.Sprintf("Detailed Metric Info for deviceID:%s TypeID:%s", deviceID, typeID)
	p.MetricDetail.DeviceID = deviceID
	p.MetricDetail.TypeID = typeID

	if err = p.populateTags(); err != nil {
		return weft.InternalServerError(err)
	}

	if err = metricDetailTemplate.ExecuteTemplate(b, "border", p); err != nil {
		return weft.InternalServerError(err)
	}

	return &weft.StatusOK
}

func home(r *http.Request, h http.Header, b *bytes.Buffer) *weft.Result {
	if res := weft.CheckQuery(r, []string{}, []string{}); !res.Ok {
		return res
	}

	return &weft.NotFound
}

func fieldPageHandler(r *http.Request, h http.Header, b *bytes.Buffer) *weft.Result {
	var err error

	if res := weft.CheckQuery(r, []string{}, []string{}); !res.Ok {
		return res
	}

	p := mtrUiPage{}
	p.Path = r.URL.Path
	p.Border.Title = "GeoNet MTR"
	p.ActiveTab = "Field"

	if err = p.populateTags(); err != nil {
		return weft.InternalServerError(err)
	}

	var pa panel
	if pa, err = getFieldSummary(); err != nil {
		return weft.InternalServerError(err)
	}

	p.Panels = []panel{pa}

	if err = fieldTemplate.ExecuteTemplate(b, "border", p); err != nil {
		return weft.InternalServerError(err)
	}

	return &weft.StatusOK
}

// Proxies sensor *.geojson from S3
func sensorV2(r *http.Request, h http.Header, b *bytes.Buffer) *weft.Result {
	if res := weft.CheckQuery(r, []string{"type"}, []string{}); !res.Ok {
		return res
	}

	t := r.URL.Query().Get("type")
	if !sensorGeoJSON[t] {
		return &weft.NotFound
	}

	params := &s3.GetObjectInput{
		Key:    aws.String("delta/" + t + ".geojson"),
		Bucket: aws.String("api.geonet.org.nz"),
	}

	res, err := s3Client.GetObject(params)
	if err != nil {
		return weft.InternalServerError(err)
	}
	defer res.Body.Close()

	_, err = b.ReadFrom(res.Body)
	if err != nil {
		return weft.InternalServerError(err)
	}

	h.Set("Content-Type", V2GeoJSON)
	h.Set("Surrogate-Control", maxAge3600)
	return &weft.StatusOK
}

func intensityMeasuredLatestV1(r *http.Request, h http.Header, b *bytes.Buffer) *weft.Result {
	if res := weft.CheckQuery(r, []string{"type"}, []string{}); !res.Ok {
		return res
	}

	if r.URL.Query().Get("type") != "measured" {
		return weft.BadRequest("type must be measured.")
	}

	var d string

	err := db.QueryRow(
		`SELECT row_to_json(fc)
				FROM ( SELECT 'FeatureCollection' as type, COALESCE(array_to_json(array_agg(f)), '[]') as features
					FROM (SELECT 'Feature' as type,
						ST_AsGeoJSON(s.location)::json as geometry,
						row_to_json(( select l from 
							( 
								select mmi
								) as l )) 
			as properties from (select location, mmi 
				FROM impact.intensity_measured) as s 
			) As f )  as fc`).Scan(&d)
	if err != nil {
		return weft.ServiceUnavailableError(err)
	}

	b.WriteString(d)
	h.Set("Content-Type", V1GeoJSON)
	return &weft.StatusOK
}

func volcanoRegionV2(r *http.Request, h http.Header, b *bytes.Buffer) *weft.Result {

	if res := weft.CheckQuery(r, []string{}, []string{}); !res.Ok {
		return res
	}

	var err error
	var volcanoId string

	if volcanoId, err = getVolcanoIDRegion(r); err != nil {
		return weft.BadRequest(err.Error())
	}

	var d string
	err = db.QueryRow(`SELECT row_to_json(fc)
			FROM ( SELECT 'FeatureCollection' as type, COALESCE(array_to_json(array_agg(f)), '[]') as features
			FROM (SELECT 'Feature' as type,
			ST_AsGeoJSON(r.region)::json as geometry,
			row_to_json((SELECT l FROM
			(
			SELECT	id,
			title
			) as l
			)) as properties
			FROM haz.volcano as r
			where id = $1) as f ) as fc;`, volcanoId).Scan(&d)
	if err != nil {
		return weft.ServiceUnavailableError(err)
	}

	b.WriteString(d)
	h.Set("Content-Type", V2GeoJSON)
	return &weft.StatusOK
}

func quakeV2(r *http.Request, h http.Header, b *bytes.Buffer) *weft.Result {
	if res := weft.CheckQuery(r, []string{}, []string{}); !res.Ok {
		return res
	}

	if len(r.URL.Query()) != 0 {
		return weft.BadRequest("incorrect number of query parameters.")
	}

	var publicID string
	var res *weft.Result

	if publicID, res = getPublicIDPath(r); !res.Ok {
		return res
	}

	var d string
	err := db.QueryRow(quakeV2SQL, publicID).Scan(&d)
	if err != nil {
		return weft.ServiceUnavailableError(err)
	}

	b.WriteString(d)
	h.Set("Content-Type", V2GeoJSON)
	return &weft.StatusOK
}

func dataSitesPageHandler(r *http.Request, h http.Header, b *bytes.Buffer) *weft.Result {

	var err error

	if res := weft.CheckQuery(r, []string{}, []string{"status", "typeID"}); !res.Ok {
		return res
	}

	p := mtrUiPage{}
	p.Path = r.URL.Path
	p.Border.Title = "GeoNet MTR - Data Sites"
	p.ActiveTab = "Data"
	p.MtrApiUrl = mtrApiUrl.String()

	if err = p.populateTags(); err != nil {
		return weft.InternalServerError(err)
	}

	p.pageParam(r.URL.Query())

	if err = p.getSitesList(); err != nil {
		return weft.InternalServerError(err)
	}

	if err = dataTemplate.ExecuteTemplate(b, "border", p); err != nil {
		return weft.InternalServerError(err)
	}

	return &weft.StatusOK
}