asset_imagecache.inc in Asset 5

File

modules/asset_imagecache.inc

<?php

function imagecache_asset_settings() {
  $form[] = array(
    '#value' => '<p>Select which imagecache presets should be available to use as asset formatters.</p>',
  );
  $presets = imagecache_presets();
  foreach ($presets as $preset) {
    $formats[$preset['presetname']] = array(
      'name' => $preset['presetname'] . ' (imagecache)',
      'types' => array(
        'jpg',
        'gif',
        'png',
      ),
    );
    $form['asset_imagecache_preset_' . $preset['presetid']] = array(
      '#type' => 'checkbox',
      '#title' => $preset['presetname'],
      '#default_value' => variable_get('asset_imagecache_preset_' . $preset['presetid'], 1),
    );
  }
  return system_settings_form($form);
}
function imagecache_asset_formatter($op = 'info', $asset = null, $attr = array()) {
  switch ($op) {
    case 'info':
      $presets = imagecache_presets();
      foreach ($presets as $preset) {
        if (variable_get('asset_imagecache_preset_' . $preset['presetid'], 1)) {
          $formats[$preset['presetname']] = array(
            'name' => $preset['presetname'] . ' (imagecache)',
            'types' => array(
              'local' => array(
                'jpg',
                'gif',
                'png',
              ),
            ),
          );
        }
      }
      return $formats;
    case 'options':
      $path = imagecache_create_path($attr['format'], $asset->filepath);
      if (!file_exists($path)) {

        // this is the easiest albeit indirect way i can see to generate the image
        $result = drupal_http_request(url(file_create_url($path)));
      }
      $size = image_get_info(imagecache_create_path($attr['format'], $asset->filepath));
      $form['width'] = array(
        '#type' => 'hidden',
        '#value' => $size['width'],
      );
      $form['height'] = array(
        '#type' => 'hidden',
        '#value' => $size['height'],
      );
      $form['resizable'] = array();
      $form['_width'] = array(
        '#type' => 'item',
        '#title' => t('Width, preset by imagecache'),
        '#value' => $size['width'] . 'px',
      );
      $form['_height'] = array(
        '#type' => 'item',
        '#title' => t('Height, preset by imagecache'),
        '#value' => $size['height'] . 'px',
      );
      return $form;
      break;
    case 'img':
      return imagecache_create_path($attr['format'], $asset->filepath);
    case 'preview':
      return theme('imagecache', $attr['format'], $asset->filepath, '', '', array(
        'width' => '100',
      ));
    case 'render':
      return theme('imagecache', $attr['format'], $asset->filepath, $attr['title'], $attr['title'], array(
        'id' => 'image_' . $attr['format'] . '_' . $attr['aid'],
      ));
  }
}
function _asset_imagecache_get_size($name, $path) {
  $preset = imagecache_preset_by_name($name);
  $actions = imagecache_preset_actions($preset);
  $action = array_pop($actions);
  $rule = $action['data'];
  if (!$rule['height'] || !$rule['width']) {
    $info = image_get_info(file_create_path($path));
    if (!$rule['height']) {
      $aspect = $rule['width'] / $info['width'];
      $rule['height'] = $info['height'] * $aspect;
    }
    else {
      if (!$rule['width']) {
        $aspect = $rule['height'] / $info['height'];
        $rule['width'] = $info['width'] * $aspect;
      }
    }
  }
  return $rule;
}

Functions

Name	Description
imagecache_asset_formatter
imagecache_asset_settings
_asset_imagecache_get_size