render

package
v0.8.1 Latest Latest
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Published: Apr 10, 2017 License: MIT Imports: 14 Imported by: 0

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Constants

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Variables

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Functions

func GoTemplateEngine added in v0.7.4

func GoTemplateEngine(input string, data map[string]interface{}, helpers map[string]interface{}) (string, error)

GoTemplateEngine implements the TemplateEngine interface for using standard Go templates

Types

type Data

type Data map[string]interface{}

Data type to be provided to the Render function on the Renderer interface.

type Engine

type Engine struct {
	Options
}

Engine used to power all defined renderers. This allows you to configure the system to your preferred settings, instead of just getting the defaults.

func New

func New(opts Options) *Engine

New render.Engine ready to go with your Options and some defaults we think you might like.

func (*Engine) Func

func (e *Engine) Func(s string, fn RendererFunc) Renderer

Func renderer allows for easily building one of renderers using just a RendererFunc and not having to build a whole implementation of the Render interface.

func (*Engine) HTML

func (e *Engine) HTML(names ...string) Renderer

HTML renders the named files using the 'text/html' content type and the github.com/aymerick/raymond package for templating. If more than 1 file is provided the second file will be considered a "layout" file and the first file will be the "content" file which will be placed into the "layout" using "{{yield}}". If no second file is provided and an `HTMLLayout` is specified in the options, then that layout file will be used automatically.

func (*Engine) JSON

func (e *Engine) JSON(v interface{}) Renderer

JSON renders the value using the "application/json" content type.

func (*Engine) String

func (e *Engine) String(s string) Renderer

String renderer that will run the string through the github.com/aymerick/raymond package and return "text/plain" as the content type.

func (*Engine) Template

func (e *Engine) Template(c string, names ...string) Renderer

Template renders the named files using the specified content type and the github.com/gobuffalo/plush package for templating. If more than 1 file is provided the second file will be considered a "layout" file and the first file will be the "content" file which will be placed into the "layout" using "{{yield}}".

func (*Engine) XML

func (e *Engine) XML(v interface{}) Renderer

XML renders the value using the "application/xml" content type.

type EventSource

type EventSource struct {
	// contains filtered or unexported fields
}

EventSource is designed to work with JavaScript EventSource objects. see https://developer.mozilla.org/en-US/docs/Web/API/EventSource for more details

func NewEventSource

func NewEventSource(w http.ResponseWriter) (*EventSource, error)

NewEventSource returns a new EventSource instance while ensuring that the http.ResponseWriter is able to handle EventSource messages. It also makes sure to set the proper response heads.

func (*EventSource) CloseNotify

func (es *EventSource) CloseNotify() <-chan bool

CloseNotify return true across the channel when the connection in the browser has been severed.

func (*EventSource) Flush

func (es *EventSource) Flush()

Flush messages down the pipe. If messages aren't flushed they won't be sent.

func (*EventSource) Write

func (es *EventSource) Write(t string, d interface{}) error

type Helpers added in v0.8.0

type Helpers map[string]interface{}

Helpers to be included in all templates

type Options

type Options struct {
	// HTMLLayout is the default layout to be used with all HTML renders.
	HTMLLayout string

	// TemplatesBox is the location of the templates directory on disk.
	TemplatesBox packr.Box

	// Helpers to be rendered with the templates
	Helpers Helpers

	// TemplateEngine to be used for rendering HTML templates
	TemplateEngine TemplateEngine
}

Options for render.Engine

type Renderer

type Renderer interface {
	ContentType() string
	Render(io.Writer, Data) error
}

Renderer interface that must be satisfied to be used with buffalo.Context.Render

func Func

func Func(s string, fn RendererFunc) Renderer

Func renderer allows for easily building one of renderers using just a RendererFunc and not having to build a whole implementation of the Render interface.

func HTML

func HTML(names ...string) Renderer

HTML renders the named files using the 'text/html' content type and the github.com/aymerick/raymond package for templating. If more than 1 file is provided the second file will be considered a "layout" file and the first file will be the "content" file which will be placed into the "layout" using "{{yield}}".

func JSON

func JSON(v interface{}) Renderer

JSON renders the value using the "application/json" content type.

func String

func String(s string) Renderer

String renderer that will run the string through the github.com/aymerick/raymond package and return "text/plain" as the content type.

func Template

func Template(c string, names ...string) Renderer

Template renders the named files using the specified content type and the github.com/gobuffalo/plush package for templating. If more than 1 file is provided the second file will be considered a "layout" file and the first file will be the "content" file which will be placed into the "layout" using "{{yield}}".

func XML

func XML(v interface{}) Renderer

XML renders the value using the "application/xml" content type.

type RendererFunc

type RendererFunc func(io.Writer, Data) error

RendererFunc is the interface for the the function needed by the Func renderer.

type TemplateEngine added in v0.7.4

type TemplateEngine func(input string, data map[string]interface{}, helpers map[string]interface{}) (string, error)

TemplateEngine needs to be implemented for a temlating system be able to be used with Buffalo.

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