placeholder images

This is a simple package that creates image placeholders using the GD Library. It makes it possible to self host a service to create an imge placeholder just like (placehold.it)

Requirements

1. PHP GD

How To Install

 composer require samcrosoft/placeholder:"dev-master"

Usage

To create a simple image placeholder that would be returned as an http response is simple as described below

  <?php
  require 'vendor/autoload.php';
  
  use Samcrosoft\Placeholder\Placeholder;
  header ("Content-type: image/png");
  
  /*
   * Generate an image object
   */
  $oPlaceholder = new Placeholder();
  
  /*
   * Make a placeholder using parameters from the url
   */
  $oImage = $oPlaceholder->makePlaceholderFromURL();
  
  // Render image
  imagepng($oImage);
  

URL Parameters

1. width -> [w] (default is Placeholder::DEFAULT_IMAGE_WIDTH ), this should be an integer
2. height -> [h] (default is Placeholder::DEFAULT_IMAGE_HEIGHT ), this should be an integer also
3. Background Color -> [b] (default is #000 which is black), note that when passing the background color as a querystring, the # character in the URL should be omitted
4. Foreground Color -> [f] (default is #fff which is white), This represents the color of the text
5. Displayed Text -> [t] (default is widthxheight

Note : Both foreground and Background colors are expected in hex format e.g (#090, #FFFFFF, #F00) without the (#)

Sample URL

http://path_to_endpoint?w=100&h=150&b=090&f=ffffff&t=Sample+Message+To+Show

Implementations

Placeholder PHP is implemented using a series of php frameworks, or in other languages, the links are listed below

1. PHP Placeholder Lumen - This is an implementation of the php placeholder using laravel Lumen

License

http://samcrosoft.mit-license.org/