islandora_flexpaper_viewer.module

<?php
/**
 * @file
 * @author: Adam Vessey, William Panting
 * This is the global code for islandora_flexpaper_viewer
 */

/**
 * This function is the hook into the 'islandora viewer sphere'.
 *
 * It reports that this module can handle the SWF mime type and the theme
 * function to call to use it.
 *
 * @param string $mime_type
 *   The mime_type that is being queried for
 *
 * @return mixed
 *   array: 'application/x-shockwave-flash'=>'islandora_flexpaper'
 *   string : 'islandora_flexpaper'
 */
function islandora_flexpaper_viewer_islandora_viewers($mime_type = NULL) {
  if ($mime_type == NULL) {
    return array('application/x-shockwave-flash' => 'islandora_flexpaper');
  }
  elseif ($mime_type == 'application/x-shockwave-flash') {
    return 'islandora_flexpaper';
  }
}

/**
 * This function makes available the islandroa_flexpaper theme.
 *
 * The theme will display a flexpaper viewerd
 *
 * @return array
 *   the themes available from this module
 */
function islandora_flexpaper_viewer_theme() {
  $base = drupal_get_path('module', 'islandora_flexpaper_viewer');
  return array(
    'islandora_flexpaper' => array(
      'variables' => array(
        'pid' => NULL,
        'dsid' => 'SWF',
        'pagenumber' => 1,
        'flexpaper_config' => array(
          'Scale' => 0.6,
          'ZoomTransition' => 'easeOut',
          'ZoomTime' => 0.5,
          'ZoomInterval' => 0.1,
          'FitPageOnLoad' => FALSE,
          'FitWidthOnLoad' => TRUE,
          'PrintEnabled' => FALSE,
          'FullScreenAsMaxWindow' => TRUE,
          'ProgressiveLoading' => TRUE,
          'MinZoomSize' => 0.2,
          'MaxZoomSize' => 5,
          'SearchMatchAll' => FALSE,
          'InitViewMode' => 'Portrait',
          'ViewModeToolsVisible' => TRUE,
          'ZoomToolsVisible' => TRUE,
          'NavToolsVisible' => TRUE,
          'CursorToolsVisible' => TRUE,
          'SearchToolsVisible' => FALSE,
          'localeChain' => 'en_US',
        ),
      ),
      'template' => 'islandora_flexpaper',
    ),
  );
}

/**
 * Prepares variables for islandora_flexpaper templates.
 *
 * Default template: islandora_flexpaper.tpl.php
 *
 * @param array $vars
 *   The variables to prepare for themeing
 */
function template_preprocess_islandora_flexpaper(&$vars) {
  $pid = $vars['pid'];
  $dsid = $vars['dsid'];
  if (isset($vars['flexpaper_config']) && !isset($vars['flexpaper_config']['SwfFile'])) {
    $vars['flexpaper_config']['SwfFile'] = url("islandora/object/$pid/datastream/$dsid/view", array(
      'absolute' => TRUE,
      'language' => language_default(),
    ));
  }

  $base = drupal_get_path('module', 'islandora_flexpaper_viewer');
  drupal_add_js("$base/lib/flexpaper/js/flexpaper.js");
  drupal_add_js("$base/lib/flexpaper/js/flexpaper_handlers.js");
  drupal_add_css("$base/css/flexpaper_setup.css");
  drupal_add_js("$base/js/islandora_flexpaper.js");
  drupal_add_js(
    array(
      'islandora_flexpaper_viewer' => array(
        'config' => $vars['flexpaper_config'] + array(
          'jsDirectory' => file_create_url("$base/lib/flexpaper/js/"),
          'cssDirectory' => file_create_url("$base/lib/flexpaper/css/"),
          'localeDirectory' => file_create_url("$base/lib/flexpaper/locale/"),
        ),
      ),
    ),
    'setting'
  );
}