media_slideshare.module in Media: Slideshare 7

File

media_slideshare.module

<?php

/**
 * @file
 */

/**
 * Implements hook_theme().
 */
function media_slideshare_theme($existing, $type, $theme, $path) {
  return array(
    'media_slideshare_document' => array(
      'variables' => array(
        'uri' => NULL,
        'width' => NULL,
        'height' => NULL,
      ),
      'path' => $path . '/theme',
      'template' => 'media-slideshare-document',
    ),
  );
}

/**
 * Preprocess function for theme('media_slideshare_document').
 */
function media_slideshare_preprocess_media_slideshare_document(&$variables) {
  $wrapper = file_stream_wrapper_get_instance_by_uri($variables['uri']);
  $parts = $wrapper
    ->get_parameters();
  $variables['document_id'] = check_plain($parts['s']);
  $variables['url'] = 'http://www.slideshare.net/slideshow/embed_code/' . $variables['document_id'];
  $variables['width'] = isset($variables['width']) ? $variables['width'] : '425';
  $variables['height'] = isset($variables['height']) ? $variables['height'] : '355';
}

/**
 * Implements hook_file_formatter_info().
 */
function media_slideshare_file_formatter_info() {
  $formatters['media_slideshare_document'] = array(
    'label' => t('Slideshare presentation'),
    'file types' => array(
      'default',
    ),
    'default settings' => array(
      'width' => '425',
      'height' => '355',
    ),
    'view callback' => 'media_slideshare_file_formatter_embed_view',
    'settings callback' => 'media_slideshare_file_formatter_embed_settings',
  );
  $formatters['media_slideshare_image'] = array(
    'label' => t('Slideshare Preview Image'),
    'file types' => array(
      'default',
    ),
    'default settings' => array(
      'image_style' => '',
    ),
    'view callback' => 'media_slideshare_file_formatter_image_view',
    'settings callback' => 'media_slideshare_file_formatter_image_view',
  );
  return $formatters;
}

/**
 * Implements hook_file_formatter_FORMATTER_view().
 */
function media_slideshare_file_formatter_embed_view($file, $display, $langcode) {
  $scheme = file_uri_scheme($file->uri);
  if ($scheme == 'slideshare') {
    $element = array(
      '#theme' => 'media_slideshare_document',
      '#uri' => $file->uri,
    );
    foreach (array(
      'width',
      'height',
    ) as $setting) {
      $element['#' . $setting] = isset($file->override[$setting]) ? $file->override[$setting] : $display['settings'][$setting];
    }
    return $element;
  }
}

/**
 * Implements hook_file_formatter_FORMATTER_settings().
 */
function media_slideshare_file_formatter_embed_settings($form, &$form_state, $settings) {
  $element = array();
  $element['width'] = array(
    '#title' => t('Width'),
    '#type' => 'textfield',
    '#default_value' => $settings['width'],
  );
  $element['height'] = array(
    '#title' => t('Height'),
    '#type' => 'textfield',
    '#default_value' => $settings['height'],
  );
  return $element;
}

/**
 * Implements hook_file_formatter_FORMATTER_view().
 */
function media_slideshare_file_formatter_image_view($file, $display, $langcode) {
  $scheme = file_uri_scheme($file->uri);
  if ($scheme == 'slideshare') {
    $wrapper = file_stream_wrapper_get_instance_by_uri($file->uri);
    $image_style = $display['settings']['image_style'];
    $valid_image_styles = image_style_options(FALSE);
    if (empty($image_style) || !isset($valid_image_styles[$image_style])) {
      $element = array(
        '#theme' => 'image',
        '#path' => $wrapper
          ->getOriginalThumbnailPath(),
      );
    }
    else {
      $element = array(
        '#theme' => 'image_style',
        '#style_name' => $image_style,
        '#path' => $wrapper
          ->getLocalThumbnailPath(),
      );
    }
    return $element;
  }
}

/**
 * Implements hook_file_formatter_FORMATTER_settings().
 */
function media_slideshare_file_formatter_image_settings($form, &$form_state, $settings) {
  $element = array();
  $element['image_style'] = array(
    '#title' => t('Image style'),
    '#type' => 'select',
    '#options' => image_style_options(FALSE),
    '#default_value' => $settings['image_style'],
    '#empty_option' => t('None (original image)'),
  );
  return $element;
}

/**
 * Implements hook_file_default_displays().
 */
function media_slideshare_file_default_displays() {
  $default_displays = array();

  // Default settings for displaying as a Slideshare document.
  $default_document_settings = array(
    'media_large' => array(
      'width' => 640,
      'height' => 480,
    ),
    'media_original' => array(
      'width' => 425,
      'height' => 355,
    ),
  );
  foreach ($default_document_settings as $view_mode => $settings) {
    $display_name = 'document__' . $view_mode . '__media_slideshare_document';
    $default_displays[$display_name] = (object) array(
      'api_version' => 1,
      'name' => $display_name,
      'status' => 1,
      'weight' => 1,
      'settings' => $settings,
    );
  }
  $default_image_styles = array(
    'media_preview' => 'square_thumbnail',
    'media_large' => 'large',
    'media_original' => '',
  );
  foreach ($default_image_styles as $view_mode => $image_style) {
    $display_name = 'document__' . $view_mode . '__media_slideshare_image';
    $default_displays[$display_name] = (object) array(
      'api_version' => 1,
      'name' => $display_name,
      'status' => 1,
      'weight' => 2,
      'settings' => array(
        'image_style' => $image_style,
      ),
    );
  }
  return $default_displays;
}

/**
 * Implements hook_media_internet_providers().
 */
function media_slideshare_media_internet_providers() {
  $path = drupal_get_path('module', 'media_slideshare');
  return array(
    'MediaInternetSlideshareHandler' => array(
      'title' => 'slideshare',
      'image' => $path . '/images/slideshare.gif',
    ),
  );
}

/**
 * Implements hook_stream_wrappers().
 */
function media_slideshare_stream_wrappers() {
  return array(
    'slideshare' => array(
      'name' => t('Slideshare presentation'),
      'class' => 'MediaSlideshareStreamWrapper',
      'description' => t('Presentations provided by Slideshare.'),
      'type' => STREAM_WRAPPERS_READ_VISIBLE,
    ),
  );
}

/**
 * Implements hook_ctools_plugin_api().
 */
function media_slideshare_ctools_plugin_api($owner, $api) {
  static $api_versions = array(
    'file_entity' => array(
      'file_default_displays' => 1,
    ),
  );
  if (isset($api_versions[$owner][$api])) {
    return array(
      'version' => $api_versions[$owner][$api],
    );
  }
}

Functions

Name	Description
media_slideshare_ctools_plugin_api	Implements hook_ctools_plugin_api().
media_slideshare_file_default_displays	Implements hook_file_default_displays().
media_slideshare_file_formatter_embed_settings	Implements hook_file_formatter_FORMATTER_settings().
media_slideshare_file_formatter_embed_view	Implements hook_file_formatter_FORMATTER_view().
media_slideshare_file_formatter_image_settings	Implements hook_file_formatter_FORMATTER_settings().
media_slideshare_file_formatter_image_view	Implements hook_file_formatter_FORMATTER_view().
media_slideshare_file_formatter_info	Implements hook_file_formatter_info().
media_slideshare_media_internet_providers	Implements hook_media_internet_providers().
media_slideshare_preprocess_media_slideshare_document	Preprocess function for theme('media_slideshare_document').
media_slideshare_stream_wrappers	Implements hook_stream_wrappers().
media_slideshare_theme	Implements hook_theme().