Update vendor, move to labstack/echo/v4 Fixes #698

1 files changed, 0 insertions, 576 deletions

diff --git a/vendor/github.com/labstack/echo/context.go b/vendor/github.com/labstack/echo/context.go
deleted file mode 100644
index cf780c51..00000000
--- a/vendor/github.com/labstack/echo/context.go
+++ /dev/null
@@ -1,576 +0,0 @@
-package echo
-
-import (
-	"bytes"
-	"encoding/json"
-	"encoding/xml"
-	"fmt"
-	"io"
-	"mime/multipart"
-	"net"
-	"net/http"
-	"net/url"
-	"os"
-	"path/filepath"
-	"strings"
-)
-
-type (
-	// Context represents the context of the current HTTP request. It holds request and
-	// response objects, path, path parameters, data and registered handler.
-	Context interface {
-		// Request returns `*http.Request`.
-		Request() *http.Request
-
-		// SetRequest sets `*http.Request`.
-		SetRequest(r *http.Request)
-
-		// Response returns `*Response`.
-		Response() *Response
-
-		// IsTLS returns true if HTTP connection is TLS otherwise false.
-		IsTLS() bool
-
-		// IsWebSocket returns true if HTTP connection is WebSocket otherwise false.
-		IsWebSocket() bool
-
-		// Scheme returns the HTTP protocol scheme, `http` or `https`.
-		Scheme() string
-
-		// RealIP returns the client's network address based on `X-Forwarded-For`
-		// or `X-Real-IP` request header.
-		RealIP() string
-
-		// Path returns the registered path for the handler.
-		Path() string
-
-		// SetPath sets the registered path for the handler.
-		SetPath(p string)
-
-		// Param returns path parameter by name.
-		Param(name string) string
-
-		// ParamNames returns path parameter names.
-		ParamNames() []string
-
-		// SetParamNames sets path parameter names.
-		SetParamNames(names ...string)
-
-		// ParamValues returns path parameter values.
-		ParamValues() []string
-
-		// SetParamValues sets path parameter values.
-		SetParamValues(values ...string)
-
-		// QueryParam returns the query param for the provided name.
-		QueryParam(name string) string
-
-		// QueryParams returns the query parameters as `url.Values`.
-		QueryParams() url.Values
-
-		// QueryString returns the URL query string.
-		QueryString() string
-
-		// FormValue returns the form field value for the provided name.
-		FormValue(name string) string
-
-		// FormParams returns the form parameters as `url.Values`.
-		FormParams() (url.Values, error)
-
-		// FormFile returns the multipart form file for the provided name.
-		FormFile(name string) (*multipart.FileHeader, error)
-
-		// MultipartForm returns the multipart form.
-		MultipartForm() (*multipart.Form, error)
-
-		// Cookie returns the named cookie provided in the request.
-		Cookie(name string) (*http.Cookie, error)
-
-		// SetCookie adds a `Set-Cookie` header in HTTP response.
-		SetCookie(cookie *http.Cookie)
-
-		// Cookies returns the HTTP cookies sent with the request.
-		Cookies() []*http.Cookie
-
-		// Get retrieves data from the context.
-		Get(key string) interface{}
-
-		// Set saves data in the context.
-		Set(key string, val interface{})
-
-		// Bind binds the request body into provided type `i`. The default binder
-		// does it based on Content-Type header.
-		Bind(i interface{}) error
-
-		// Validate validates provided `i`. It is usually called after `Context#Bind()`.
-		// Validator must be registered using `Echo#Validator`.
-		Validate(i interface{}) error
-
-		// Render renders a template with data and sends a text/html response with status
-		// code. Renderer must be registered using `Echo.Renderer`.
-		Render(code int, name string, data interface{}) error
-
-		// HTML sends an HTTP response with status code.
-		HTML(code int, html string) error
-
-		// HTMLBlob sends an HTTP blob response with status code.
-		HTMLBlob(code int, b []byte) error
-
-		// String sends a string response with status code.
-		String(code int, s string) error
-
-		// JSON sends a JSON response with status code.
-		JSON(code int, i interface{}) error
-
-		// JSONPretty sends a pretty-print JSON with status code.
-		JSONPretty(code int, i interface{}, indent string) error
-
-		// JSONBlob sends a JSON blob response with status code.
-		JSONBlob(code int, b []byte) error
-
-		// JSONP sends a JSONP response with status code. It uses `callback` to construct
-		// the JSONP payload.
-		JSONP(code int, callback string, i interface{}) error
-
-		// JSONPBlob sends a JSONP blob response with status code. It uses `callback`
-		// to construct the JSONP payload.
-		JSONPBlob(code int, callback string, b []byte) error
-
-		// XML sends an XML response with status code.
-		XML(code int, i interface{}) error
-
-		// XMLPretty sends a pretty-print XML with status code.
-		XMLPretty(code int, i interface{}, indent string) error
-
-		// XMLBlob sends an XML blob response with status code.
-		XMLBlob(code int, b []byte) error
-
-		// Blob sends a blob response with status code and content type.
-		Blob(code int, contentType string, b []byte) error
-
-		// Stream sends a streaming response with status code and content type.
-		Stream(code int, contentType string, r io.Reader) error
-
-		// File sends a response with the content of the file.
-		File(file string) error
-
-		// Attachment sends a response as attachment, prompting client to save the
-		// file.
-		Attachment(file string, name string) error
-
-		// Inline sends a response as inline, opening the file in the browser.
-		Inline(file string, name string) error
-
-		// NoContent sends a response with no body and a status code.
-		NoContent(code int) error
-
-		// Redirect redirects the request to a provided URL with status code.
-		Redirect(code int, url string) error
-
-		// Error invokes the registered HTTP error handler. Generally used by middleware.
-		Error(err error)
-
-		// Handler returns the matched handler by router.
-		Handler() HandlerFunc
-
-		// SetHandler sets the matched handler by router.
-		SetHandler(h HandlerFunc)
-
-		// Logger returns the `Logger` instance.
-		Logger() Logger
-
-		// Echo returns the `Echo` instance.
-		Echo() *Echo
-
-		// Reset resets the context after request completes. It must be called along
-		// with `Echo#AcquireContext()` and `Echo#ReleaseContext()`.
-		// See `Echo#ServeHTTP()`
-		Reset(r *http.Request, w http.ResponseWriter)
-	}
-
-	context struct {
-		request  *http.Request
-		response *Response
-		path     string
-		pnames   []string
-		pvalues  []string
-		query    url.Values
-		handler  HandlerFunc
-		store    Map
-		echo     *Echo
-	}
-)
-
-const (
-	defaultMemory = 32 << 20 // 32 MB
-	indexPage     = "index.html"
-)
-
-func (c *context) writeContentType(value string) {
-	header := c.Response().Header()
-	if header.Get(HeaderContentType) == "" {
-		header.Set(HeaderContentType, value)
-	}
-}
-
-func (c *context) Request() *http.Request {
-	return c.request
-}
-
-func (c *context) SetRequest(r *http.Request) {
-	c.request = r
-}
-
-func (c *context) Response() *Response {
-	return c.response
-}
-
-func (c *context) IsTLS() bool {
-	return c.request.TLS != nil
-}
-
-func (c *context) IsWebSocket() bool {
-	upgrade := c.request.Header.Get(HeaderUpgrade)
-	return upgrade == "websocket" || upgrade == "Websocket"
-}
-
-func (c *context) Scheme() string {
-	// Can't use `r.Request.URL.Scheme`
-	// See: https://groups.google.com/forum/#!topic/golang-nuts/pMUkBlQBDF0
-	if c.IsTLS() {
-		return "https"
-	}
-	if scheme := c.request.Header.Get(HeaderXForwardedProto); scheme != "" {
-		return scheme
-	}
-	if scheme := c.request.Header.Get(HeaderXForwardedProtocol); scheme != "" {
-		return scheme
-	}
-	if ssl := c.request.Header.Get(HeaderXForwardedSsl); ssl == "on" {
-		return "https"
-	}
-	if scheme := c.request.Header.Get(HeaderXUrlScheme); scheme != "" {
-		return scheme
-	}
-	return "http"
-}
-
-func (c *context) RealIP() string {
-	ra := c.request.RemoteAddr
-	if ip := c.request.Header.Get(HeaderXForwardedFor); ip != "" {
-		ra = strings.Split(ip, ", ")[0]
-	} else if ip := c.request.Header.Get(HeaderXRealIP); ip != "" {
-		ra = ip
-	} else {
-		ra, _, _ = net.SplitHostPort(ra)
-	}
-	return ra
-}
-
-func (c *context) Path() string {
-	return c.path
-}
-
-func (c *context) SetPath(p string) {
-	c.path = p
-}
-
-func (c *context) Param(name string) string {
-	for i, n := range c.pnames {
-		if i < len(c.pvalues) {
-			if n == name {
-				return c.pvalues[i]
-			}
-		}
-	}
-	return ""
-}
-
-func (c *context) ParamNames() []string {
-	return c.pnames
-}
-
-func (c *context) SetParamNames(names ...string) {
-	c.pnames = names
-}
-
-func (c *context) ParamValues() []string {
-	return c.pvalues[:len(c.pnames)]
-}
-
-func (c *context) SetParamValues(values ...string) {
-	c.pvalues = values
-}
-
-func (c *context) QueryParam(name string) string {
-	if c.query == nil {
-		c.query = c.request.URL.Query()
-	}
-	return c.query.Get(name)
-}
-
-func (c *context) QueryParams() url.Values {
-	if c.query == nil {
-		c.query = c.request.URL.Query()
-	}
-	return c.query
-}
-
-func (c *context) QueryString() string {
-	return c.request.URL.RawQuery
-}
-
-func (c *context) FormValue(name string) string {
-	return c.request.FormValue(name)
-}
-
-func (c *context) FormParams() (url.Values, error) {
-	if strings.HasPrefix(c.request.Header.Get(HeaderContentType), MIMEMultipartForm) {
-		if err := c.request.ParseMultipartForm(defaultMemory); err != nil {
-			return nil, err
-		}
-	} else {
-		if err := c.request.ParseForm(); err != nil {
-			return nil, err
-		}
-	}
-	return c.request.Form, nil
-}
-
-func (c *context) FormFile(name string) (*multipart.FileHeader, error) {
-	_, fh, err := c.request.FormFile(name)
-	return fh, err
-}
-
-func (c *context) MultipartForm() (*multipart.Form, error) {
-	err := c.request.ParseMultipartForm(defaultMemory)
-	return c.request.MultipartForm, err
-}
-
-func (c *context) Cookie(name string) (*http.Cookie, error) {
-	return c.request.Cookie(name)
-}
-
-func (c *context) SetCookie(cookie *http.Cookie) {
-	http.SetCookie(c.Response(), cookie)
-}
-
-func (c *context) Cookies() []*http.Cookie {
-	return c.request.Cookies()
-}
-
-func (c *context) Get(key string) interface{} {
-	return c.store[key]
-}
-
-func (c *context) Set(key string, val interface{}) {
-	if c.store == nil {
-		c.store = make(Map)
-	}
-	c.store[key] = val
-}
-
-func (c *context) Bind(i interface{}) error {
-	return c.echo.Binder.Bind(i, c)
-}
-
-func (c *context) Validate(i interface{}) error {
-	if c.echo.Validator == nil {
-		return ErrValidatorNotRegistered
-	}
-	return c.echo.Validator.Validate(i)
-}
-
-func (c *context) Render(code int, name string, data interface{}) (err error) {
-	if c.echo.Renderer == nil {
-		return ErrRendererNotRegistered
-	}
-	buf := new(bytes.Buffer)
-	if err = c.echo.Renderer.Render(buf, name, data, c); err != nil {
-		return
-	}
-	return c.HTMLBlob(code, buf.Bytes())
-}
-
-func (c *context) HTML(code int, html string) (err error) {
-	return c.HTMLBlob(code, []byte(html))
-}
-
-func (c *context) HTMLBlob(code int, b []byte) (err error) {
-	return c.Blob(code, MIMETextHTMLCharsetUTF8, b)
-}
-
-func (c *context) String(code int, s string) (err error) {
-	return c.Blob(code, MIMETextPlainCharsetUTF8, []byte(s))
-}
-
-func (c *context) JSON(code int, i interface{}) (err error) {
-	_, pretty := c.QueryParams()["pretty"]
-	if c.echo.Debug || pretty {
-		return c.JSONPretty(code, i, "  ")
-	}
-	b, err := json.Marshal(i)
-	if err != nil {
-		return
-	}
-	return c.JSONBlob(code, b)
-}
-
-func (c *context) JSONPretty(code int, i interface{}, indent string) (err error) {
-	b, err := json.MarshalIndent(i, "", indent)
-	if err != nil {
-		return
-	}
-	return c.JSONBlob(code, b)
-}
-
-func (c *context) JSONBlob(code int, b []byte) (err error) {
-	return c.Blob(code, MIMEApplicationJSONCharsetUTF8, b)
-}
-
-func (c *context) JSONP(code int, callback string, i interface{}) (err error) {
-	b, err := json.Marshal(i)
-	if err != nil {
-		return
-	}
-	return c.JSONPBlob(code, callback, b)
-}
-
-func (c *context) JSONPBlob(code int, callback string, b []byte) (err error) {
-	c.writeContentType(MIMEApplicationJavaScriptCharsetUTF8)
-	c.response.WriteHeader(code)
-	if _, err = c.response.Write([]byte(callback + "(")); err != nil {
-		return
-	}
-	if _, err = c.response.Write(b); err != nil {
-		return
-	}
-	_, err = c.response.Write([]byte(");"))
-	return
-}
-
-func (c *context) XML(code int, i interface{}) (err error) {
-	_, pretty := c.QueryParams()["pretty"]
-	if c.echo.Debug || pretty {
-		return c.XMLPretty(code, i, "  ")
-	}
-	b, err := xml.Marshal(i)
-	if err != nil {
-		return
-	}
-	return c.XMLBlob(code, b)
-}
-
-func (c *context) XMLPretty(code int, i interface{}, indent string) (err error) {
-	b, err := xml.MarshalIndent(i, "", indent)
-	if err != nil {
-		return
-	}
-	return c.XMLBlob(code, b)
-}
-
-func (c *context) XMLBlob(code int, b []byte) (err error) {
-	c.writeContentType(MIMEApplicationXMLCharsetUTF8)
-	c.response.WriteHeader(code)
-	if _, err = c.response.Write([]byte(xml.Header)); err != nil {
-		return
-	}
-	_, err = c.response.Write(b)
-	return
-}
-
-func (c *context) Blob(code int, contentType string, b []byte) (err error) {
-	c.writeContentType(contentType)
-	c.response.WriteHeader(code)
-	_, err = c.response.Write(b)
-	return
-}
-
-func (c *context) Stream(code int, contentType string, r io.Reader) (err error) {
-	c.writeContentType(contentType)
-	c.response.WriteHeader(code)
-	_, err = io.Copy(c.response, r)
-	return
-}
-
-func (c *context) File(file string) (err error) {
-	f, err := os.Open(file)
-	if err != nil {
-		return NotFoundHandler(c)
-	}
-	defer f.Close()
-
-	fi, _ := f.Stat()
-	if fi.IsDir() {
-		file = filepath.Join(file, indexPage)
-		f, err = os.Open(file)
-		if err != nil {
-			return NotFoundHandler(c)
-		}
-		defer f.Close()
-		if fi, err = f.Stat(); err != nil {
-			return
-		}
-	}
-	http.ServeContent(c.Response(), c.Request(), fi.Name(), fi.ModTime(), f)
-	return
-}
-
-func (c *context) Attachment(file, name string) error {
-	return c.contentDisposition(file, name, "attachment")
-}
-
-func (c *context) Inline(file, name string) error {
-	return c.contentDisposition(file, name, "inline")
-}
-
-func (c *context) contentDisposition(file, name, dispositionType string) error {
-	c.response.Header().Set(HeaderContentDisposition, fmt.Sprintf("%s; filename=%q", dispositionType, name))
-	return c.File(file)
-}
-
-func (c *context) NoContent(code int) error {
-	c.response.WriteHeader(code)
-	return nil
-}
-
-func (c *context) Redirect(code int, url string) error {
-	if code < 300 || code > 308 {
-		return ErrInvalidRedirectCode
-	}
-	c.response.Header().Set(HeaderLocation, url)
-	c.response.WriteHeader(code)
-	return nil
-}
-
-func (c *context) Error(err error) {
-	c.echo.HTTPErrorHandler(err, c)
-}
-
-func (c *context) Echo() *Echo {
-	return c.echo
-}
-
-func (c *context) Handler() HandlerFunc {
-	return c.handler
-}
-
-func (c *context) SetHandler(h HandlerFunc) {
-	c.handler = h
-}
-
-func (c *context) Logger() Logger {
-	return c.echo.Logger
-}
-
-func (c *context) Reset(r *http.Request, w http.ResponseWriter) {
-	c.request = r
-	c.response.reset(w)
-	c.query = nil
-	c.handler = NotFoundHandler
-	c.store = nil
-	c.path = ""
-	c.pnames = nil
-	// NOTE: Don't reset because it has to have length c.echo.maxParam at all times
-	// c.pvalues = nil
-}