diff options
Diffstat (limited to 'vendor/github.com/go-openapi/runtime/middleware/ui_options.go')
-rw-r--r-- | vendor/github.com/go-openapi/runtime/middleware/ui_options.go | 173 |
1 files changed, 0 insertions, 173 deletions
diff --git a/vendor/github.com/go-openapi/runtime/middleware/ui_options.go b/vendor/github.com/go-openapi/runtime/middleware/ui_options.go deleted file mode 100644 index b86efa008..000000000 --- a/vendor/github.com/go-openapi/runtime/middleware/ui_options.go +++ /dev/null @@ -1,173 +0,0 @@ -package middleware - -import ( - "bytes" - "encoding/gob" - "fmt" - "net/http" - "path" - "strings" -) - -const ( - // constants that are common to all UI-serving middlewares - defaultDocsPath = "docs" - defaultDocsURL = "/swagger.json" - defaultDocsTitle = "API Documentation" -) - -// uiOptions defines common options for UI serving middlewares. -type uiOptions struct { - // BasePath for the UI, defaults to: / - BasePath string - - // Path combines with BasePath to construct the path to the UI, defaults to: "docs". - Path string - - // SpecURL is the URL of the spec document. - // - // Defaults to: /swagger.json - SpecURL string - - // Title for the documentation site, default to: API documentation - Title string - - // Template specifies a custom template to serve the UI - Template string -} - -// toCommonUIOptions converts any UI option type to retain the common options. -// -// This uses gob encoding/decoding to convert common fields from one struct to another. -func toCommonUIOptions(opts interface{}) uiOptions { - var buf bytes.Buffer - enc := gob.NewEncoder(&buf) - dec := gob.NewDecoder(&buf) - var o uiOptions - err := enc.Encode(opts) - if err != nil { - panic(err) - } - - err = dec.Decode(&o) - if err != nil { - panic(err) - } - - return o -} - -func fromCommonToAnyOptions[T any](source uiOptions, target *T) { - var buf bytes.Buffer - enc := gob.NewEncoder(&buf) - dec := gob.NewDecoder(&buf) - err := enc.Encode(source) - if err != nil { - panic(err) - } - - err = dec.Decode(target) - if err != nil { - panic(err) - } -} - -// UIOption can be applied to UI serving middleware, such as Context.APIHandler or -// Context.APIHandlerSwaggerUI to alter the defaut behavior. -type UIOption func(*uiOptions) - -func uiOptionsWithDefaults(opts []UIOption) uiOptions { - var o uiOptions - for _, apply := range opts { - apply(&o) - } - - return o -} - -// WithUIBasePath sets the base path from where to serve the UI assets. -// -// By default, Context middleware sets this value to the API base path. -func WithUIBasePath(base string) UIOption { - return func(o *uiOptions) { - if !strings.HasPrefix(base, "/") { - base = "/" + base - } - o.BasePath = base - } -} - -// WithUIPath sets the path from where to serve the UI assets (i.e. /{basepath}/{path}. -func WithUIPath(pth string) UIOption { - return func(o *uiOptions) { - o.Path = pth - } -} - -// WithUISpecURL sets the path from where to serve swagger spec document. -// -// This may be specified as a full URL or a path. -// -// By default, this is "/swagger.json" -func WithUISpecURL(specURL string) UIOption { - return func(o *uiOptions) { - o.SpecURL = specURL - } -} - -// WithUITitle sets the title of the UI. -// -// By default, Context middleware sets this value to the title found in the API spec. -func WithUITitle(title string) UIOption { - return func(o *uiOptions) { - o.Title = title - } -} - -// WithTemplate allows to set a custom template for the UI. -// -// UI middleware will panic if the template does not parse or execute properly. -func WithTemplate(tpl string) UIOption { - return func(o *uiOptions) { - o.Template = tpl - } -} - -// EnsureDefaults in case some options are missing -func (r *uiOptions) EnsureDefaults() { - if r.BasePath == "" { - r.BasePath = "/" - } - if r.Path == "" { - r.Path = defaultDocsPath - } - if r.SpecURL == "" { - r.SpecURL = defaultDocsURL - } - if r.Title == "" { - r.Title = defaultDocsTitle - } -} - -// serveUI creates a middleware that serves a templated asset as text/html. -func serveUI(pth string, assets []byte, next http.Handler) http.Handler { - return http.HandlerFunc(func(rw http.ResponseWriter, r *http.Request) { - if path.Clean(r.URL.Path) == pth { - rw.Header().Set(contentTypeHeader, "text/html; charset=utf-8") - rw.WriteHeader(http.StatusOK) - _, _ = rw.Write(assets) - - return - } - - if next != nil { - next.ServeHTTP(rw, r) - - return - } - - rw.Header().Set(contentTypeHeader, "text/plain") - rw.WriteHeader(http.StatusNotFound) - _, _ = rw.Write([]byte(fmt.Sprintf("%q not found", pth))) - }) -} |