Gannett digital master allow html buffers (#765)

* Since some templating engines final result is a buffer, we've been casting them to strings, which is a bit unnecessary considering under the hood Echo supports this.

* Since some templating engines final result is a buffer, we've been casting them to strings, which is a bit unnecessary considering under the hood Echo supports this.

* Update context.go

* Update context_test.go

* Update context_test.go

* Utilize same design pattern for HTMLBlob as JSONBlob

* Streamlined a few more methods

* more  consistent

Signed-off-by: Vishal Rana <[email protected]>

Author: vishr

context.go

@@ -106,6 +106,9 @@ type (
 		// HTML sends an HTTP response with status code.
 		HTML(int, string) error
 
+		// HTMLBlob sends an HTTP blob response with status code.
+		HTMLBlob(int, []byte) error
+
 		// String sends a string response with status code.
 		String(int, string) error
 
@@ -349,24 +352,19 @@ func (c *context) Render(code int, name string, data interface{}) (err error) {
 	if err = c.echo.Renderer.Render(buf, name, data, c); err != nil {
 		return
 	}
-	c.response.Header().Set(HeaderContentType, MIMETextHTMLCharsetUTF8)
-	c.response.WriteHeader(code)
-	_, err = c.response.Write(buf.Bytes())
-	return
+	return c.HTMLBlob(code, buf.Bytes())
 }
 
 func (c *context) HTML(code int, html string) (err error) {
-	c.response.Header().Set(HeaderContentType, MIMETextHTMLCharsetUTF8)
-	c.response.WriteHeader(code)
-	_, err = c.response.Write([]byte(html))
-	return
+	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) {
-	c.response.Header().Set(HeaderContentType, MIMETextPlainCharsetUTF8)
-	c.response.WriteHeader(code)
-	_, err = c.response.Write([]byte(s))
-	return
+	return c.Blob(code, MIMETextPlainCharsetUTF8, []byte(s))
 }
 
 func (c *context) JSON(code int, i interface{}) (err error) {

website/content/recipes/twitter.md

@@ -1,6 +1,6 @@
 +++
-title = "Twitter API Example"
-description = "Twitter API example for Echo"
+title = "Twitter Like API Example"
+description = "Twitter Like API example for Echo"
 [menu.main]
   name = "Twitter"
   parent = "recipes"