PHP Ultimate Web Page Capture: Capture Web page as image using ScreenshotLayer

Class: screenShot
Version: 1.0 12/7/2015

Copyright 2015 Wagon Trader, All Rights Reserved


Description:

Capture image of webpage using the screenshotLayer API from
http://www.screenshotlayer.com.


Files:

screenshot.class.php - main class

example.php - basic usage


Installation:

Upload files to a web accessible location on your server (eg. public_html)


Configuration:

You can change the following settings in the class to meet your specific needs...

apiKey = Your personal API Key, get a free key at https://screenshotlayer.com/product

endpoint = The API endpoint, you will only need to change this if the API
    changes location.
    
secretKey = If you have defined and activated the secret keyword feature from you
    screenshotlayer dashboard, add your secret keyword here.

Usage:

refer to example.php file for class instantiation and basic usage.

refer to screenshot.class.php for instructions on using methods.

The screenshotlayer API will first attempt to retreive the image from the cache,
if not found it will then produce a new image. Images returned from the cache
will not be charged against your monthly usage.

Customizing the captured image:

In addition to the url, you can set the following params to further customize the
returned image. You can use the setParam method to add/change any param.

fullpage - set to 1, to capture entire webpage

width - specify width in pixels to resize capture

viewport - the width and height in pixels for fit to a device viewport
    Default: viewport=1440x900

format - returned image format of PNG (default), JPG or GIF

css_url - url of css to inject into page before capture

delay - delay time in seconds before capture starts

ttl - seconds to hold image in cache
    Default/Max: ttl=2592000 (30 days)

force - set to 1 to force new capture

placeholder - url to placeholder image while capture is running or 1 to use default

user_agent - custom user agent string. Use to send this string as the user agent to
    the website in conjuction with the viewport to emulate the desired device.
    
accept_lang - custom accept language header.

Some premium accounts also have access to the following params.

export - export the capture image to a specified location
    export=s3://[bucket api key]:[bucket secret key]@[bucket] will export to AWS S3 bucket
    export=ftp://[user]:[password]@[ftp server][/path/to/folder] will upload to folder using FTP
    

Changelog:

1.0

Initial Release