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path: root/pkg/api/handlers/utils/images.go
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package utils

import (
	"fmt"
	"net/http"

	"github.com/containers/libpod/libpod"
	"github.com/containers/libpod/libpod/image"
	"github.com/gorilla/mux"
	"github.com/gorilla/schema"
)

// GetImages is a common function used to get images for libpod and other compatibility
// mechanisms
func GetImages(w http.ResponseWriter, r *http.Request) ([]*image.Image, error) {
	decoder := r.Context().Value("decoder").(*schema.Decoder)
	runtime := r.Context().Value("runtime").(*libpod.Runtime)
	query := struct {
		All     bool
		Filters map[string][]string `schema:"filters"`
		Digests bool
	}{
		// This is where you can override the golang default value for one of fields
	}
	// TODO I think all is implemented with a filter?

	if err := decoder.Decode(&query, r.URL.Query()); err != nil {
		return nil, err
	}
	var filters = []string{}
	if _, found := mux.Vars(r)["digests"]; found && query.Digests {
		UnSupportedParameter("digests")
	}

	if len(query.Filters) > 0 {
		for k, v := range query.Filters {
			for _, val := range v {
				filters = append(filters, fmt.Sprintf("%s=%s", k, val))
			}
		}
		return runtime.ImageRuntime().GetImagesWithFilters(filters)
	} else {
		return runtime.ImageRuntime().GetImages()
	}

}