<?php
// $Id: swftools_onepixelout.module,v 1.1.2.16 2010-05-01 10:40:43 stuartgreenfield Exp $

/**
 * @file
 * Enables SWF Tools support for the original OnePixelOut player.
 */

/**
 * Implementation of hook_swftools_methods().
 */
function swftools_onepixelout_swftools_methods() {

  $onepixelout = array(
    'module'      => 'swftools_onepixelout',
    'title'       => t('1 Pixel Out MP3 Player'),
    'download'    => 'http://downloads.wordpress.org/plugin/audio-player.1.2.3.zip',
    'width'       => 290,
    'height'      => 24,
    'library'     => swftools_get_library('audio-player') . '/audio-player/player.swf',
  );

  // Onepixelout support various actions with the same player and info.
  $methods['audio']['onepixelout'] = $onepixelout;

  return $methods;
}


/**
 * Implementation of hook_menu().
 */
function swftools_onepixelout_menu() {

  $items['admin/settings/swftools/onepixelout'] = array(
    'title' => '1 Pixel Out',
    'description' => 'Settings for '. l('1 Pixel Out MP3 Player', 'http://downloads.wordpress.org/plugin/audio-player.1.2.3.zip') .'.',
    'access arguments' => array('administer flash'),
    'page callback' => 'drupal_get_form',
    'page arguments' => array('swftools_onepixelout_admin_form'),
    'file' => 'swftools_onepixelout.admin.inc',
  );

  return $items;
  
}


/**
 * Returns an array of default settings for the player.
 */
function _swftools_onepixelout_settings() {

  // Initialise defaults that apply if no settings were stored
  $defaults = array(
    'height'         => 24,
    'width'          => 290,
    'autostart'      => 'no',
    'loop'           => 'no',
    'bg'             => '',
    'leftbg'         => '',
    'rightbg'        => '',
    'rightbghover'   => '',
    'lefticon'       => '',
    'righticon'      => '',
    'righticonhover' => '',
    'text'           => '',
    'slider'         => '',
    'loader'         => '',
    'track'          => '',
    'border'         => '',
  );

  // Retrieve settings from the database if available
  $saved = variable_get('swftools_onepixelout', $defaults);
  
  // Return result
  return $saved;
  
}


/**
 * Implementation of hook_swftools_preprocess_[player]().
 */
function swftools_onepixelout_swftools_preprocess_onepixelout(&$data) {
  
  // Generate sequential player ids
  static $player_id = 1;
  
  // Assign a flashvar to identify the player - we add time as well, like swfobject2, to ensure truly unique ids
  $data['flashvars']['playerID'] = time() . $player_id++;
  
  // OnePixelOut needs a playerID, which can only be numeric, but it's easier if div and player had the same id
  // But then swfobject complains with numeric only ids, so we prepend swf, but keep numbers the same
  $data['othervars']['id'] = 'swf-' . $data['flashvars']['playerID'];
  
  // Retreive default onepixelout settings
  $saved_settings = _swftools_onepixelout_flashvars();
  
  // Combine user and admin defaults, overwriting defaults.
  $data['flashvars'] = array_merge($saved_settings, $data['flashvars']);
  
  // Attach file url of the content to display to flashvars
  $data['flashvars']['soundFile'] = $data['othervars']['file_url'];
  
  // Put auto-close script on the page
  swftools_onepixelout_add_js();

}


/**
 * Returns an array of flashvar defaults for the player.
 */
function _swftools_onepixelout_flashvars() {
  
  // Cache this
  static $settings = array();
  
  // If $settings is empty then retrieve the settings
  if (!$settings) {

    // Get saved settings for this method.
    $settings = _swftools_onepixelout_settings();
    
    // Filter out unassigned or default entries
    $settings = array_diff($settings, array('', 'default'));
    
  }
  
  // Return the settings
  return $settings;

}


/*
 * Implementation of hook_swftools_variable_mapping().
 */
function swftools_onepixelout_swftools_variable_mapping() {
  return array(
    'onepixelout' => array(
      'height' => 'flashvars',
      'width' => 'flashvars',  
      'loop' => 'flashvars',
      'autostart' => 'flashvars',
      'leftbg' => 'flashvars',
      'lefticon' => 'flashvars',
      'rightbg' => 'flashvars',
      'righticon' => 'flashvars',
      'rightbghover' => 'flashvars',
      'righticonhover' => 'flashvars',
    ),
  );
}


/**
 * Implementation of hook_init().
 */
function swftools_onepixelout_init() {
  if (variable_get('swftools_always_add_js', SWFTOOLS_ALWAYS_ADD_JS)) {
    swftools_onepixelout_add_js();
  }
};


/**
 * Adds OnePixelOut JavaScript to the page.
 */
function swftools_onepixelout_add_js() {
  drupal_add_js(drupal_get_path('module', 'swftools_onepixelout') . '/swftools_onepixelout.js');
}