| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package whisk |
| |
| import ( |
| "errors" |
| "fmt" |
| "net/url" |
| "reflect" |
| "strings" |
| |
| "github.com/apache/incubator-openwhisk-client-go/wski18n" |
| "github.com/fatih/color" |
| "github.com/google/go-querystring/query" |
| "github.com/hokaccha/go-prettyjson" |
| ) |
| |
| // Sortable items are anything that needs to be sorted for listing purposes. |
| type Sortable interface { |
| // Compare(sortable) compares an two sortables and returns true |
| // if the item calling the Compare method is less than toBeCompared. |
| // Sorts alphabetically by default, can have other parameters to sort by |
| // passed by sortByName. |
| Compare(toBeCompared Sortable) bool |
| } |
| |
| // Printable items are anything that need to be printed for listing purposes. |
| type Printable interface { |
| ToHeaderString() string // Prints header information of a Printable |
| ToSummaryRowString() string // Prints summary info of one Printable |
| } |
| |
| // addOptions adds the parameters in opt as URL query parameters to s. opt |
| // must be a struct whose fields may contain "url" tags. |
| func addRouteOptions(route string, options interface{}) (*url.URL, error) { |
| Debug(DbgInfo, "Adding options %+v to route '%s'\n", options, route) |
| u, err := url.Parse(route) |
| if err != nil { |
| Debug(DbgError, "url.Parse(%s) error: %s\n", route, err) |
| errStr := wski18n.T("Unable to parse URL '{{.route}}': {{.err}}", |
| map[string]interface{}{"route": route, "err": err}) |
| werr := MakeWskError(errors.New(errStr), EXIT_CODE_ERR_GENERAL, DISPLAY_MSG, NO_DISPLAY_USAGE) |
| return nil, werr |
| } |
| |
| v := reflect.ValueOf(options) |
| if v.Kind() == reflect.Ptr && v.IsNil() { |
| return u, nil |
| } |
| |
| qs, err := query.Values(options) |
| if err != nil { |
| Debug(DbgError, "query.Values(%#v) error: %s\n", options, err) |
| errStr := wski18n.T("Unable to process URL query options '{{.options}}': {{.err}}", |
| map[string]interface{}{"options": fmt.Sprintf("%#v", options), "err": err}) |
| werr := MakeWskError(errors.New(errStr), EXIT_CODE_ERR_GENERAL, DISPLAY_MSG, NO_DISPLAY_USAGE) |
| return nil, werr |
| } |
| |
| u.RawQuery = qs.Encode() |
| Debug(DbgInfo, "Returning route options '%s' from input struct %+v\n", u.String(), options) |
| return u, nil |
| } |
| |
| func PrintJSON(v interface{}) { |
| output, _ := prettyjson.Marshal(v) |
| fmt.Fprintln(color.Output, string(output)) |
| } |
| |
| func GetURLBase(host string, path string) (*url.URL, error) { |
| if len(host) == 0 { |
| errMsg := wski18n.T("An API host must be provided.\n") |
| whiskErr := MakeWskError(errors.New(errMsg), EXIT_CODE_ERR_GENERAL, |
| DISPLAY_MSG, DISPLAY_USAGE) |
| return nil, whiskErr |
| } |
| |
| if !strings.HasPrefix(host, "http") { |
| host = "https://" + host |
| } |
| |
| urlBase := fmt.Sprintf("%s%s", host, path) |
| url, err := url.Parse(urlBase) |
| |
| if len(url.Scheme) == 0 || len(url.Host) == 0 { |
| urlBase = fmt.Sprintf("https://%s%s", host, path) |
| url, err = url.Parse(urlBase) |
| } |
| |
| return url, err |
| } |