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Drupal example source code file (image_handler_field_image_size.inc)

This example Drupal source code file (image_handler_field_image_size.inc) is included in the DevDaily.com "Drupal Source Code Warehouse" project. The intent of this project is to help you "Learn Drupal by Example".

PHP - Drupal tags/keywords

array, check_plain, extends, function, image_get_sizes, image_size, isset, options, php, render, return, values, var, view

The image_handler_field_image_size.inc Drupal example source code

<?php
// $Id: image_handler_field_image_size.inc,v 1.1 2009/05/01 22:29:47 sun Exp $

/**
 * @file
 * Views handler for image size field.
 */

/**
 * Render the human-readable name of a given image size.
 *
 * @return
 *   The human-readable name or an empty string for an invalid image size.
 */
class image_handler_field_image_size extends views_handler_field {
  var $image_sizes = array();

  function init(&$view, $options) {
    parent::init($view, $options);
    $this->image_sizes = image_get_sizes();
  }

  function render($values) {
    $image_size = $values->{$this->field_alias};

    if (!empty($image_size) && isset($this->image_sizes[$image_size])) {
      return check_plain($this->image_sizes[$image_size]['label']);
    }

    return '';
  }
}

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