gorestpack

import "github.com/restpackio/gorestpack"

• Overview
• Index

Overview

This package provides easy access to http://restpack.io API services from Go applications

Index

• type HTMLToPDFCaptureOptions
• type HTMLToPDFCaptureResult
• type HTMLToPDFClient
  • func NewHTMLToPDFClient(accessToken string) HTMLToPDFClient
• type ScreenshotCaptureOptions
• type ScreenshotCaptureResult
• type ScreenshotClient
  • func NewScreenshotClient(accessToken string) ScreenshotClient

Package files

client.go html2pdf.go screenshot.go

type HTMLToPDFCaptureOptions

type HTMLToPDFCaptureOptions struct {
    // Force rendering a new pdf disregarding the cache status.
    Fresh bool `json:"fresh,omitempty"`
    // Custom page size for created document
    PDFPage string `json:"pdf_page,omitempty"`
    // CSS style margin sizes.
    PDFMargins string `json:"pdf_margins,omitempty"`
    // Page Orientation
    PDFOrientation string `json:"pdf_orientation,omitempty"`
    // Additional CSS string to be injected into the page before render.
    CSS string `json:"css,omitempty"`
    // Additional JS string to be injected into the page before render.
    JS string `json:"js,omitempty"`
    // Time in milliseconds to delay capture after page load
    Delay int `json:"delay,omitempty"`
    // Time in milliseconds for the resulting image to be cached for further requests.
    TTL int `json:"ttl,omitempty"`
    // Custom user-agent header string for the web request.
    UserAgent string `json:"user_agent,omitempty"`
    // Custom accept-language header string for the web request.
    AcceptLanguage string `json:"accept_language,omitempty"`
    // Additional headers seperated with newline
    Headers string `json:"headers,omitempty"`
    // Force CSS media emulation for print or screen.
    EmulateMedia string `json:"emulate_media,omitempty"`
    // By default, any response from remote server outside http 200-299 status codes generates an error. If you wish to capture error pages, pass true.
    AllowFailed bool `json:"allow_failed,omitempty"`
    // Wait until window load event fires or network becomes idle before capturing the page.
    Wait string `json:"wait,omitempty"`
    // Wait until a DOM element matching the provided css selector becomes present on the page.
    Shutter string `json:"shutter,omitempty"`
}

Options supplied to the Restpack Screenshot API for conversion

type HTMLToPDFCaptureResult

type HTMLToPDFCaptureResult struct {
    Image        string `json:"image,omitempty"`
    Width        string `json:"width,omitempty"`
    Height       string `json:"height,omitempty"`
    RemoteStatus string `json:"remote_status,omitempty"`
    Cached       bool   `json:"cached,omitempty"`
    URL          string `json:"url,omitempty"`
}

Capture result from screenshot API

type HTMLToPDFClient

type HTMLToPDFClient interface {
    // Capture a URL and return the information & cdn url
    Capture(url string, options ...HTMLToPDFCaptureOptions) (HTMLToPDFCaptureResult, error)
    // Capture a HTML snippet and return the information & cdn url
    CaptureHTML(url string, options ...HTMLToPDFCaptureOptions) (HTMLToPDFCaptureResult, error)

    // Capture a URL and return a reader for resulting pdf
    CaptureToReader(url string, options ...HTMLToPDFCaptureOptions) (io.Reader, error)
    // Capture a HTML snippet and returna a reader for resulting pdf
    CaptureHTMLToReader(url string, options ...HTMLToPDFCaptureOptions) (io.Reader, error)
}

Restpack Screenshot API Client

func NewHTMLToPDFClient

func NewHTMLToPDFClient(accessToken string) HTMLToPDFClient

Create a new Screenshot Client with supplied restpack.io access key

type ScreenshotCaptureOptions

type ScreenshotCaptureOptions struct {
    // Force rendering a new screenshot disregarding the cache status.
    Fresh bool `json:"fresh,omitempty"`
    // Capturing mode.
    Mode string `json:"mode,omitempty"`
    // Preferred image output format. If you need a raw html string you can pass html as format
    Format string `json:"format,omitempty"`
    // Preferred viewport width in pixels.
    Width int `json:"width,omitempty"`
    // Preferred viewport height in pixels.
    Height int `json:"height,omitempty"`
    // In case you want a thumbnail image, provide a preferred width
    ThumbnailWidth int `json:"thumbnail_width,omitempty"`
    // Preferred thumbnail height, requires thumbnail_width to be set, unbounded if omitted.
    ThumbnailHeight int `json:"thumbnail_height,omitempty"`
    // Additional CSS string to be injected into the page before render.
    CSS string `json:"css,omitempty"`
    // Additional JS string to be injected into the page before render.
    JS string `json:"js,omitempty"`
    // Time in milliseconds to delay capture after page load
    Delay int `json:"delay,omitempty"`
    // Time in milliseconds for the resulting image to be cached for further requests.
    TTL int `json:"ttl,omitempty"`
    // Custom user-agent header string for the web request.
    UserAgent string `json:"user_agent,omitempty"`
    // Custom accept-language header string for the web request.
    AcceptLanguage string `json:"accept_language,omitempty"`
    // A CSS selector to be used with element rendering mode.
    ElementSelector string `json:"element_selector,omitempty"`
    // Generate retina sized screen capture (2x device pixel ratio).
    Retina bool `json:"retina,omitempty"`
    // Additional headers seperated with newline
    Headers string `json:"headers,omitempty"`
    // Force CSS media emulation for print or screen.
    EmulateMedia string `json:"emulate_media,omitempty"`
    // By default, any response from remote server outside http 200-299 status codes generates an error. If you wish to capture error pages, pass true.
    AllowFailed bool `json:"allow_failed,omitempty"`
    // Wait until window load event fires or network becomes idle before capturing the page.
    Wait string `json:"wait,omitempty"`
    // Wait until a DOM element matching the provided css selector becomes present on the page.
    Shutter string `json:"shutter,omitempty"`
}

Options supplied to the Restpack Screenshot API for conversion

type ScreenshotCaptureResult

type ScreenshotCaptureResult struct {
    Image        string `json:"image,omitempty"`
    Width        string `json:"width,omitempty"`
    Height       string `json:"height,omitempty"`
    RemoteStatus string `json:"remote_status,omitempty"`
    Cached       bool   `json:"cached,omitempty"`
    URL          string `json:"url,omitempty"`
}

Capture result from screenshot API

type ScreenshotClient

type ScreenshotClient interface {
    // Capture a URL and return the information & cdn url
    Capture(url string, options ...ScreenshotCaptureOptions) (ScreenshotCaptureResult, error)
    // Capture a HTML snippet and return the information & cdn url
    CaptureHTML(url string, options ...ScreenshotCaptureOptions) (ScreenshotCaptureResult, error)

    // Capture a URL and return the image
    CaptureToImage(url string, options ...ScreenshotCaptureOptions) (image.Image, error)
    // Capture a HTML snippet and return the information & cdn url
    CaptureHTMLToImage(url string, options ...ScreenshotCaptureOptions) (image.Image, error)

    // Capture a URL and return a reader for resulting image
    CaptureToReader(url string, options ...ScreenshotCaptureOptions) (io.Reader, error)
    // Capture a HTML snippet and returna a reader for resulting image
    CaptureHTMLToReader(url string, options ...ScreenshotCaptureOptions) (io.Reader, error)
}

Restpack Screenshot API Client

func NewScreenshotClient

func NewScreenshotClient(accessToken string) ScreenshotClient

Create a new Screenshot Client with supplied restpack.io access key

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