mp3player.module in MP3 Player 6

mp3player main module file.

File

mp3player.module

<?php

/**
 * @file
 * mp3player main module file.
 */

/**
 * Used to count unique IDs when theming.
 */
global $mp3_player_id;
$mp3_player_id = 0;

/** ========================================
 * GENERAL FUNCTIONS
 */

/**
 * Implementation of hook_help().
 */
function mp3player_help($path, $arg) {
  $output = '';
  switch ($path) {
    case "admin/help#mp3player":
      $output = '<p>' . t("A module to integrate the WordPress Audio Player into Drupal.") . '</p>';
      break;
  }
  return $output;
}

/**
 * Implementation of hook_perm().
 */
function mp3player_perm() {
  return array(
    'administer mp3player',
  );
}

/**
 * Implementation of hook_menu().
 */
function mp3player_menu() {
  $items = array();
  $items['admin/settings/mp3player'] = array(
    'title' => 'MP3 Player',
    'page callback' => 'mp3player_player_list',
    'page arguments' => array(
      'mp3player_player_list',
    ),
    'access arguments' => array(
      'administer mp3player',
    ),
  );
  $items['admin/settings/mp3player/player-list'] = array(
    'title' => 'Player List',
    'type' => MENU_DEFAULT_LOCAL_TASK,
    'weight' => -10,
  );
  $items['admin/settings/mp3player/add-new-player'] = array(
    'title' => 'Add new player',
    'page callback' => 'drupal_get_form',
    'page arguments' => array(
      'mp3player_player_add',
    ),
    'access arguments' => array(
      'administer mp3player',
    ),
    'type' => MENU_LOCAL_TASK,
  );
  $items['admin/settings/mp3player/global-settings'] = array(
    'title' => 'Global Settings',
    'page callback' => 'drupal_get_form',
    'page arguments' => array(
      'mp3player_settings',
    ),
    'access arguments' => array(
      'administer mp3player',
    ),
    'type' => MENU_LOCAL_TASK,
  );
  $items['admin/settings/mp3player/player/%'] = array(
    'title callback' => 'mp3player_title_callback',
    'title arguments' => array(
      'Edit player: !name',
      4,
    ),
    'page callback' => 'drupal_get_form',
    'page arguments' => array(
      'mp3player_player_edit',
      4,
    ),
    'access arguments' => array(
      'administer mp3player',
    ),
    'type' => MENU_CALLBACK,
  );
  $items['admin/settings/mp3player/player/%/delete'] = array(
    'title callback' => 'mp3player_title_callback',
    'title arguments' => array(
      'Delete player: !name',
      4,
    ),
    'page callback' => 'drupal_get_form',
    'page arguments' => array(
      'mp3player_player_delete',
      4,
    ),
    'access arguments' => array(
      'administer mp3player',
    ),
    'type' => MENU_CALLBACK,
  );
  return $items;
}

/** ========================================
 * ADMIN FUNCTIONS
 */

/**
 * Return formatted list of mp3 players.
 */
function mp3player_player_list() {
  $header = array(
    t('Player Name'),
    t('Actions'),
  );
  $rows = array();
  foreach (mp3player_players() as $player) {
    $row = array();
    $row[] = l($player['name'], 'admin/settings/mp3player/player/' . $player['pid']);
    $links = array();
    $links[] = l(t('Edit'), 'admin/settings/mp3player/player/' . $player['pid']);
    if ($player['name'] != 'Default') {
      $links[] = l(t('Delete'), 'admin/settings/mp3player/player/' . $player['pid'] . '/delete');
    }
    $row[] = implode('&nbsp;&nbsp;&nbsp;&nbsp;', $links);
    $rows[] = $row;
  }
  $output = theme('table', $header, $rows);
  return $output;
}

/**
 * Custom titles for certain pages.
 */
function mp3player_title_callback($title, $pid = 0) {
  $replacements = array();
  $player = mp3player_players($pid);
  $replacements['!name'] = $player['name'];
  return t($title, $replacements);
}

/**
 * Return list of all available players along with settings.
 */
function mp3player_players($pid = NULL) {
  $players = array();
  $result = db_query('SELECT * FROM {mp3player_players} ORDER BY name');
  while ($player = db_fetch_array($result)) {
    $players[$player['pid']] = $player;
  }
  if ($pid != NULL && isset($players[$pid])) {
    return $players[$pid];
  }
  else {
    return $players;
  }
}

/**
 * Form to add a new player.
 */
function mp3player_settings() {
  if (user_access('administer mp3player')) {
    $form['mp3player_library_path'] = array(
      '#type' => 'textfield',
      '#title' => t('Path to mp3 library'),
      '#default_value' => variable_get('mp3player_library_path', drupal_get_path('module', 'mp3player') . '/mp3player'),
      '#description' => t("This Player requires the <a href='!mp3_url'>standalone WordPress Audio Player</a>, enter the directory where the two required files can be found, by default this is set to sites/all/modules/mp3player/mp3player", array(
        '!mp3_url' => 'http://wpaudioplayer.com/download',
      )),
    );
    $form['mp3player_encode'] = array(
      '#type' => 'select',
      '#title' => t('Encode Audio File URLs'),
      '#default_value' => variable_get('mp3player_encode', 'no'),
      '#options' => array(
        'no' => t('No'),
        'yes' => t('Yes'),
      ),
      '#description' => t('Indicates that the mp3 file urls are encoded.'),
    );
    $form['mp3player_suppress'] = array(
      '#type' => 'select',
      '#title' => t('Suppress cache messages'),
      '#default_value' => variable_get('mp3player_suppress', 'no'),
      '#options' => array(
        'no' => t('No'),
        'yes' => t('Yes'),
      ),
      '#description' => t('Suppress all messages about the MP3 Player cache being rebuilt.'),
    );
    if (module_exists('filefieldmp3player')) {
      $form['mp3player_description'] = array(
        '#type' => 'select',
        '#title' => t('FileField Description Value'),
        '#default_value' => variable_get('mp3player_description', 'description'),
        '#options' => array(
          'description' => t('Description'),
          'id3' => t('ID3 Template'),
        ),
        '#description' => t('Either use default description field or ID3 template file.'),
      );
    }
    $form['#submit'][] = 'mp3player_settings_submit';
    return system_settings_form($form);
  }
}

/**
 * Force the mp3player cache to be rebuilt.
 */
function mp3player_settings_submit($form, &$form_state) {
  cache_clear_all('mp3player_default', 'cache');
}

/**
 * Form to add a new player.
 */
function mp3player_player_add($form_state) {
  if (user_access('administer mp3player')) {
    $form['namegroup'] = array(
      '#type' => 'fieldset',
      '#title' => t('Player Name'),
      '#weight' => -2,
      '#collapsible' => FALSE,
      '#collapsed' => FALSE,
    );
    $form['namegroup']['name'] = array(
      '#type' => 'textfield',
      '#title' => t('Name'),
      '#default_value' => '',
      '#required' => TRUE,
      '#size' => '20',
      '#description' => t('Unique name of player. Please only use alphanumeric characters, underscores (_), and hyphens (-) for player names.'),
    );
    $form['options'] = array(
      '#type' => 'fieldset',
      '#title' => t('Player Options'),
      '#weight' => -1,
      '#collapsible' => FALSE,
      '#collapsed' => FALSE,
    );
    $form['options']['autostart'] = array(
      '#type' => 'select',
      '#title' => t('Auto-start'),
      '#default_value' => 'no',
      '#options' => array(
        'no' => t('No'),
        'yes' => t('Yes'),
      ),
      '#description' => t('If yes, player starts automatically.'),
    );
    $form['options']['loopaudio'] = array(
      '#type' => 'select',
      '#title' => t('Loop Audio'),
      '#default_value' => 'no',
      '#options' => array(
        'no' => t('No'),
        'yes' => t('Yes'),
      ),
      '#description' => t('If yes, player loops audio.'),
    );
    $form['options']['animation'] = array(
      '#type' => 'select',
      '#title' => t('Animate'),
      '#default_value' => 'yes',
      '#options' => array(
        'no' => t('No'),
        'yes' => t('Yes'),
      ),
      '#description' => t('If no, player is always open.'),
    );
    $form['options']['remaining'] = array(
      '#type' => 'select',
      '#title' => t('Time Remaining'),
      '#default_value' => 'no',
      '#options' => array(
        'no' => t('No'),
        'yes' => t('Yes'),
      ),
      '#description' => t('If yes, shows remaining track time rather than elapsed time.'),
    );
    $form['options']['noinfo'] = array(
      '#type' => 'select',
      '#title' => t("Don't display information"),
      '#default_value' => 'no',
      '#options' => array(
        'no' => t('No'),
        'yes' => t('Yes'),
      ),
      '#description' => t('If yes, disables the track information display.'),
    );
    $form['options']['initialvolume'] = array(
      '#type' => 'textfield',
      '#title' => t('Initial Volume'),
      '#default_value' => '60',
      '#required' => TRUE,
      '#size' => '10',
      '#description' => t('Initial volume level (from 0 to 100).'),
    );
    $form['options']['buffer'] = array(
      '#type' => 'textfield',
      '#title' => t('Buffer Time'),
      '#default_value' => '5',
      '#required' => TRUE,
      '#size' => '10',
      '#description' => t('Buffering time in seconds.'),
    );
    $form['options']['encode'] = array(
      '#type' => 'select',
      '#title' => t('Encode'),
      '#default_value' => 'no',
      '#options' => array(
        'no' => t('No'),
        'yes' => t('Yes'),
      ),
      '#description' => t('Indicates that the mp3 file urls are encoded.'),
    );
    $form['options']['checkpolicy'] = array(
      '#type' => 'select',
      '#title' => t('Check Policy'),
      '#default_value' => 'no',
      '#options' => array(
        'no' => t('No'),
        'yes' => t('Yes'),
      ),
      '#description' => t('Tells Flash to look for a policy file when loading mp3 files (this allows Flash to read ID3 tags from files hosted on a different domain.'),
    );
    $form['options']['rtl'] = array(
      '#type' => 'select',
      '#title' => t('Text Right-to-Left'),
      '#default_value' => 'no',
      '#options' => array(
        'no' => t('No'),
        'yes' => t('Yes'),
      ),
      '#description' => t('Switches the layout to RTL (right to left) for Hebrew and Arabic languages.'),
    );
    $form['options']['width'] = array(
      '#type' => 'textfield',
      '#title' => t('Player Width'),
      '#default_value' => '290',
      '#required' => TRUE,
      '#size' => '10',
      '#description' => t('Width of the player. e.g. 290 (290 pixels) or 100%.'),
    );
    $form['options']['transparentpagebg'] = array(
      '#type' => 'select',
      '#title' => t('Transparent Player Background'),
      '#default_value' => 'no',
      '#options' => array(
        'no' => t('No'),
        'yes' => t('Yes'),
      ),
      '#description' => t('If yes, the player background is transparent (matches the page background).'),
    );
    $form['options']['pagebg'] = array(
      '#type' => 'textfield',
      '#title' => t('Player Background Colour'),
      '#default_value' => '',
      '#required' => FALSE,
      '#size' => '20',
      '#field_prefix' => '#',
      '#description' => t("Player background colour (set it to your page background when transparentbg is set to 'no')."),
    );
    $form['colours'] = array(
      '#type' => 'fieldset',
      '#title' => t('Player Colour Scheme'),
      '#weight' => 0,
      '#collapsible' => FALSE,
      '#collapsed' => FALSE,
    );
    $form['colours']['bg'] = array(
      '#type' => 'textfield',
      '#title' => t('Background'),
      '#default_value' => 'E5E5E5',
      '#required' => TRUE,
      '#size' => '10',
      '#field_prefix' => '#',
    );
    $form['colours']['leftbg'] = array(
      '#type' => 'textfield',
      '#title' => t('Left Background'),
      '#default_value' => 'CCCCCC',
      '#required' => TRUE,
      '#size' => '10',
      '#field_prefix' => '#',
      '#description' => t('Speaker icon/Volume control background.'),
    );
    $form['colours']['lefticon'] = array(
      '#type' => 'textfield',
      '#title' => t('Speaker Icon'),
      '#default_value' => '333333',
      '#required' => TRUE,
      '#size' => '10',
      '#field_prefix' => '#',
    );
    $form['colours']['voltrack'] = array(
      '#type' => 'textfield',
      '#title' => t('Volume Track Background'),
      '#default_value' => 'F2F2F2',
      '#required' => TRUE,
      '#size' => '10',
      '#field_prefix' => '#',
    );
    $form['colours']['volslider'] = array(
      '#type' => 'textfield',
      '#title' => t('Volume Track Slider'),
      '#default_value' => '666666',
      '#required' => TRUE,
      '#size' => '10',
      '#field_prefix' => '#',
    );
    $form['colours']['rightbg'] = array(
      '#type' => 'textfield',
      '#title' => t('Right Background'),
      '#default_value' => 'B4B4B4',
      '#required' => TRUE,
      '#size' => '10',
      '#field_prefix' => '#',
      '#description' => t('Play/Pause button background.'),
    );
    $form['colours']['rightbghover'] = array(
      '#type' => 'textfield',
      '#title' => t('Right Background Hover'),
      '#default_value' => '999999',
      '#required' => TRUE,
      '#size' => '10',
      '#field_prefix' => '#',
      '#description' => t('Play/Pause button background (hover state).'),
    );
    $form['colours']['righticon'] = array(
      '#type' => 'textfield',
      '#title' => t('Play/Pause Icon'),
      '#default_value' => '333333',
      '#required' => TRUE,
      '#size' => '10',
      '#field_prefix' => '#',
    );
    $form['colours']['righticonhover'] = array(
      '#type' => 'textfield',
      '#title' => t('Play/Pause Icon (hover state)'),
      '#default_value' => 'FFFFFF',
      '#required' => TRUE,
      '#size' => '10',
      '#field_prefix' => '#',
    );
    $form['colours']['loader'] = array(
      '#type' => 'textfield',
      '#title' => t('Loading Bar'),
      '#default_value' => '009900',
      '#required' => TRUE,
      '#size' => '10',
      '#field_prefix' => '#',
    );
    $form['colours']['track'] = array(
      '#type' => 'textfield',
      '#title' => t('Track Backgrounds'),
      '#default_value' => 'FFFFFF',
      '#required' => TRUE,
      '#size' => '10',
      '#field_prefix' => '#',
      '#description' => t('Loading/Progress bar track background.'),
    );
    $form['colours']['tracker'] = array(
      '#type' => 'textfield',
      '#title' => t('Progress Track'),
      '#default_value' => 'DDDDDD',
      '#required' => TRUE,
      '#size' => '10',
      '#field_prefix' => '#',
    );
    $form['colours']['border'] = array(
      '#type' => 'textfield',
      '#title' => t('Progress Track Border'),
      '#default_value' => 'CCCCCC',
      '#required' => TRUE,
      '#size' => '10',
      '#field_prefix' => '#',
    );
    $form['colours']['skip'] = array(
      '#type' => 'textfield',
      '#title' => t('Previous/Next Buttons'),
      '#default_value' => '666666',
      '#required' => TRUE,
      '#size' => '10',
      '#field_prefix' => '#',
    );
    $form['colours']['text'] = array(
      '#type' => 'textfield',
      '#title' => t('Text'),
      '#default_value' => '333333',
      '#required' => TRUE,
      '#size' => '10',
      '#field_prefix' => '#',
    );
    $form['submit'] = array(
      '#type' => 'submit',
      '#value' => t('Add new player'),
    );
    $form['#validate'][] = 'mp3player_player_validate';
    $form['#submit'][] = 'mp3player_player_submit';
    return $form;
  }
}

/**
 * Form to edit a player.
 */
function mp3player_player_edit($form_state, $pid = 0) {
  if (user_access('administer mp3player')) {
    $player = mp3player_players($pid);
    $form['namegroup'] = array(
      '#type' => 'fieldset',
      '#title' => t('Player Name'),
      '#weight' => -2,
      '#collapsible' => FALSE,
      '#collapsed' => FALSE,
    );
    $form['namegroup']['name'] = array(
      '#type' => 'textfield',
      '#title' => t('Name'),
      '#default_value' => $player['name'],
      '#required' => TRUE,
      '#size' => '20',
      '#description' => t('Unique name of player. Please only use alphanumeric characters, underscores (_), and hyphens (-) for player names.'),
    );
    if ($player['name'] == 'Default') {
      $form['namegroup']['#type'] = 'hidden';
      $form['namegroup']['name']['#type'] = 'hidden';
    }
    $form['options'] = array(
      '#type' => 'fieldset',
      '#title' => t('Player Options'),
      '#weight' => -1,
      '#collapsible' => FALSE,
      '#collapsed' => FALSE,
    );
    $form['options']['autostart'] = array(
      '#type' => 'select',
      '#title' => t('Auto-start'),
      '#default_value' => $player['autostart'],
      '#options' => array(
        'no' => t('No'),
        'yes' => t('Yes'),
      ),
      '#description' => t('If yes, player starts automatically.'),
    );
    $form['options']['loopaudio'] = array(
      '#type' => 'select',
      '#title' => t('Loop Audio'),
      '#default_value' => $player['loopaudio'],
      '#options' => array(
        'no' => t('No'),
        'yes' => t('Yes'),
      ),
      '#description' => t('If yes, player loops audio.'),
    );
    $form['options']['animation'] = array(
      '#type' => 'select',
      '#title' => t('Animate'),
      '#default_value' => $player['animation'],
      '#options' => array(
        'no' => t('No'),
        'yes' => t('Yes'),
      ),
      '#description' => t('If no, player is always open.'),
    );
    $form['options']['remaining'] = array(
      '#type' => 'select',
      '#title' => t('Time Remaining'),
      '#default_value' => $player['remaining'],
      '#options' => array(
        'no' => t('No'),
        'yes' => t('Yes'),
      ),
      '#description' => t('If yes, shows remaining track time rather than elapsed time.'),
    );
    $form['options']['noinfo'] = array(
      '#type' => 'select',
      '#title' => t("Don't display information"),
      '#default_value' => $player['noinfo'],
      '#options' => array(
        'no' => t('No'),
        'yes' => t('Yes'),
      ),
      '#description' => t('If yes, disables the track information display.'),
    );
    $form['options']['initialvolume'] = array(
      '#type' => 'textfield',
      '#title' => t('Initial Volume'),
      '#default_value' => $player['initialvolume'],
      '#required' => TRUE,
      '#size' => '10',
      '#description' => t('Initial volume level (from 0 to 100).'),
    );
    $form['options']['buffer'] = array(
      '#type' => 'textfield',
      '#title' => t('Buffer Time'),
      '#default_value' => $player['buffer'],
      '#required' => TRUE,
      '#size' => '10',
      '#description' => t('Buffering time in seconds.'),
    );
    $form['options']['encode'] = array(
      '#type' => 'select',
      '#title' => t('Encode'),
      '#default_value' => $player['encode'],
      '#options' => array(
        'no' => t('No'),
        'yes' => t('Yes'),
      ),
      '#description' => t('Indicates that the mp3 file urls are encoded.'),
    );
    $form['options']['checkpolicy'] = array(
      '#type' => 'select',
      '#title' => t('Check Policy'),
      '#default_value' => $player['checkpolicy'],
      '#options' => array(
        'no' => t('No'),
        'yes' => t('Yes'),
      ),
      '#description' => t('Tells Flash to look for a policy file when loading mp3 files (this allows Flash to read ID3 tags from files hosted on a different domain).'),
    );
    $form['options']['rtl'] = array(
      '#type' => 'select',
      '#title' => t('Text Right-to-Left'),
      '#default_value' => $player['rtl'],
      '#options' => array(
        'no' => t('No'),
        'yes' => t('Yes'),
      ),
      '#description' => t('Switches the layout to RTL (right to left) for Hebrew and Arabic languages.'),
    );
    $form['options']['width'] = array(
      '#type' => 'textfield',
      '#title' => t('Player Width'),
      '#default_value' => $player['width'],
      '#required' => TRUE,
      '#size' => '10',
      '#description' => t('Width of the player. e.g. 290 (290 pixels) or 100%.'),
    );
    $form['options']['transparentpagebg'] = array(
      '#type' => 'select',
      '#title' => t('Transparent Player Background'),
      '#default_value' => $player['transparentpagebg'],
      '#options' => array(
        'no' => t('No'),
        'yes' => t('Yes'),
      ),
      '#description' => t('If yes, the player background is transparent (matches the page background).'),
    );
    $form['options']['pagebg'] = array(
      '#type' => 'textfield',
      '#title' => t('Player Background Colour'),
      '#default_value' => $player['pagebg'],
      '#required' => FALSE,
      '#size' => '20',
      '#field_prefix' => '#',
      '#description' => t("Player background colour (set it to your page background when transparentbg is set to 'no')."),
    );
    $form['colours'] = array(
      '#type' => 'fieldset',
      '#title' => t('Player Colour Scheme'),
      '#weight' => 0,
      '#collapsible' => FALSE,
      '#collapsed' => FALSE,
    );
    $form['colours']['bg'] = array(
      '#type' => 'textfield',
      '#title' => t('Background'),
      '#default_value' => $player['bg'],
      '#required' => TRUE,
      '#size' => '10',
      '#field_prefix' => '#',
    );
    $form['colours']['leftbg'] = array(
      '#type' => 'textfield',
      '#title' => t('Left Background'),
      '#default_value' => $player['leftbg'],
      '#required' => TRUE,
      '#size' => '10',
      '#field_prefix' => '#',
      '#description' => t('Speaker icon/Volume control background.'),
    );
    $form['colours']['lefticon'] = array(
      '#type' => 'textfield',
      '#title' => t('Speaker Icon'),
      '#default_value' => $player['lefticon'],
      '#required' => TRUE,
      '#size' => '10',
      '#field_prefix' => '#',
    );
    $form['colours']['voltrack'] = array(
      '#type' => 'textfield',
      '#title' => t('Volume Track Background'),
      '#default_value' => $player['voltrack'],
      '#required' => TRUE,
      '#size' => '10',
      '#field_prefix' => '#',
    );
    $form['colours']['volslider'] = array(
      '#type' => 'textfield',
      '#title' => t('Volume Track Slider'),
      '#default_value' => $player['volslider'],
      '#required' => TRUE,
      '#size' => '10',
      '#field_prefix' => '#',
    );
    $form['colours']['rightbg'] = array(
      '#type' => 'textfield',
      '#title' => t('Right Background'),
      '#default_value' => $player['rightbg'],
      '#required' => TRUE,
      '#size' => '10',
      '#field_prefix' => '#',
      '#description' => t('Play/Pause button background.'),
    );
    $form['colours']['rightbghover'] = array(
      '#type' => 'textfield',
      '#title' => t('Right Background Hover'),
      '#default_value' => $player['rightbghover'],
      '#required' => TRUE,
      '#size' => '10',
      '#field_prefix' => '#',
      '#description' => t('Play/Pause button background (hover state).'),
    );
    $form['colours']['righticon'] = array(
      '#type' => 'textfield',
      '#title' => t('Play/Pause Icon'),
      '#default_value' => $player['righticon'],
      '#required' => TRUE,
      '#size' => '10',
      '#field_prefix' => '#',
    );
    $form['colours']['righticonhover'] = array(
      '#type' => 'textfield',
      '#title' => t('Play/Pause Icon (hover state)'),
      '#default_value' => $player['righticonhover'],
      '#required' => TRUE,
      '#size' => '10',
      '#field_prefix' => '#',
    );
    $form['colours']['loader'] = array(
      '#type' => 'textfield',
      '#title' => t('Loading Bar'),
      '#default_value' => $player['loader'],
      '#required' => TRUE,
      '#size' => '10',
      '#field_prefix' => '#',
    );
    $form['colours']['track'] = array(
      '#type' => 'textfield',
      '#title' => t('Track Backgrounds'),
      '#default_value' => $player['track'],
      '#required' => TRUE,
      '#size' => '10',
      '#field_prefix' => '#',
      '#description' => t('Loading/Progress bar track background.'),
    );
    $form['colours']['tracker'] = array(
      '#type' => 'textfield',
      '#title' => t('Progress Track'),
      '#default_value' => $player['tracker'],
      '#required' => TRUE,
      '#size' => '10',
      '#field_prefix' => '#',
    );
    $form['colours']['border'] = array(
      '#type' => 'textfield',
      '#title' => t('Progress Track Border'),
      '#default_value' => $player['border'],
      '#required' => TRUE,
      '#size' => '10',
      '#field_prefix' => '#',
    );
    $form['colours']['skip'] = array(
      '#type' => 'textfield',
      '#title' => t('Previous/Next Buttons'),
      '#default_value' => $player['skip'],
      '#required' => TRUE,
      '#size' => '10',
      '#field_prefix' => '#',
    );
    $form['colours']['text'] = array(
      '#type' => 'textfield',
      '#title' => t('Text'),
      '#default_value' => $player['text'],
      '#required' => TRUE,
      '#size' => '10',
      '#field_prefix' => '#',
    );
    $form['pid'] = array(
      '#type' => 'hidden',
      '#value' => $pid,
    );
    $form['submit'] = array(
      '#type' => 'submit',
      '#value' => t('Save changes to player'),
    );
    $form['#validate'][] = 'mp3player_player_validate';
    $form['#submit'][] = 'mp3player_player_edit_submit';
    return $form;
  }
}

/**
 * Custom validation function for the system settings form.
 */
function mp3player_player_validate($form, &$form_state) {
  $players = mp3player_players();
  if (isset($form_state['values']['pid'])) {
    unset($players[$form_state['values']['pid']]);
  }
  foreach ($players as $pid => $player) {
    if ($player['name'] == $form_state['values']['name']) {
      form_set_error('name', t('Player name has to be unique.'));
    }
  }
  if (preg_match('/[^0-9a-zA-Z_-]/', $form_state['values']['name'])) {
    form_set_error('name', t('Please only use alphanumeric characters, underscores (_), and hyphens (-) for player names.'));
  }
  if ($form_state['values']['name'] != '' && strlen($form_state['values']['name']) >= 20) {
    form_set_error('name', t('Player name must be 20 characters long or shorter.'));
  }
  if ($form_state['values']['initialvolume'] < 0 || $form_state['values']['initialvolume'] > 100) {
    form_set_error('initialvolume', t('Volume must be between 0 and 100.'));
  }
  if (!is_numeric($form_state['values']['buffer'])) {
    form_set_error('buffer', t('Buffer must be an integer.'));
  }
  $percentage = strstr($form_state['values']['width'], '%');
  if (!is_numeric($form_state['values']['width']) && $percentage != '%') {
    form_set_error('width', t('Width must be an integer or percentage.'));
  }
  if ($form_state['values']['pagebg'] != '' && strlen($form_state['values']['pagebg']) != 6) {
    form_set_error('pagebg', t('HEX code must be 6 characters long.'));
  }
  if (strlen($form_state['values']['bg']) != 6) {
    form_set_error('bg', t('HEX code must be 6 characters long.'));
  }
  if (strlen($form_state['values']['leftbg']) != 6) {
    form_set_error('leftbg', t('HEX code must be 6 characters long.'));
  }
  if (strlen($form_state['values']['lefticon']) != 6) {
    form_set_error('lefticon', t('HEX code must be 6 characters long.'));
  }
  if (strlen($form_state['values']['voltrack']) != 6) {
    form_set_error('voltrack', t('HEX code must be 6 characters long.'));
  }
  if (strlen($form_state['values']['volslider']) != 6) {
    form_set_error('volslider', t('HEX code must be 6 characters long.'));
  }
  if (strlen($form_state['values']['rightbg']) != 6) {
    form_set_error('rightbg', t('HEX code must be 6 characters long.'));
  }
  if (strlen($form_state['values']['rightbghover']) != 6) {
    form_set_error('rightbghover', t('HEX code must be 6 characters long.'));
  }
  if (strlen($form_state['values']['righticon']) != 6) {
    form_set_error('righticon', t('HEX code must be 6 characters long.'));
  }
  if (strlen($form_state['values']['righticonhover']) != 6) {
    form_set_error('righticonhover', t('HEX code must be 6 characters long.'));
  }
  if (strlen($form_state['values']['loader']) != 6) {
    form_set_error('loader', t('HEX code must be 6 characters long.'));
  }
  if (strlen($form_state['values']['track']) != 6) {
    form_set_error('track', t('HEX code must be 6 characters long.'));
  }
  if (strlen($form_state['values']['tracker']) != 6) {
    form_set_error('tracker', t('HEX code must be 6 characters long.'));
  }
  if (strlen($form_state['values']['border']) != 6) {
    form_set_error('border', t('HEX code must be 6 characters long.'));
  }
  if (strlen($form_state['values']['skip']) != 6) {
    form_set_error('skip', t('HEX code must be 6 characters long.'));
  }
  if (strlen($form_state['values']['text']) != 6) {
    form_set_error('text', t('HEX code must be 6 characters long.'));
  }
}

/**
 * Add a new player.
 */
function mp3player_player_submit($form, &$form_state) {
  drupal_write_record('mp3player_players', $form_state['values']);
  drupal_set_message(t("New MP3 Player %name added.", array(
    '%name' => $form_state['values']['name'],
  )));
  mp3player_rebuild_cache();
  $form_state['redirect'] = 'admin/settings/mp3player';
}

/**
 * Edit a player.
 */
function mp3player_player_edit_submit($form, &$form_state) {
  drupal_write_record('mp3player_players', $form_state['values'], 'pid');
  drupal_set_message(t("MP3 Player %name updated.", array(
    '%name' => $form_state['values']['name'],
  )));
  mp3player_rebuild_cache();
  $form_state['redirect'] = 'admin/settings/mp3player';
}

/**
 * Form to delete a player.
 */
function mp3player_player_delete($form_state, $pid = NULL) {
  $player = mp3player_players($pid);
  if (empty($player)) {
    drupal_set_message(t('The specified player was not found.'), 'error');
    drupal_goto('admin/settings/mp3player');
  }
  if ($player['name'] == 'Default') {
    drupal_set_message(t('You cannot delete the Default player.'), 'error');
    drupal_goto('admin/settings/mp3player');
  }
  $form = array();
  $form['pid'] = array(
    '#type' => 'value',
    '#value' => $pid,
  );
  return confirm_form($form, t('Are you sure you want to delete the player %name?', array(
    '%name' => $player['name'],
  )), 'admin/settings/mp3player', t('This action cannot be undone.'), t('Delete'), t('Cancel'));
}

/**
 * Delete a player.
 */
function mp3player_player_delete_submit($form, &$form_state) {
  $player = mp3player_players($form_state['values']['pid']);
  db_query('DELETE FROM {mp3player_players} where pid = %d', $player['pid']);
  drupal_set_message(t('MP3 Player %name was deleted.', array(
    '%name' => $player['name'],
  )));
  mp3player_rebuild_cache();
  $form_state['redirect'] = 'admin/settings/mp3player';
}

/**
 * Returns a string of audio player settings.
 */
function mp3player_player_default_settings() {
  $player = mp3player_players(1);
  $js_audio_settings = 'AudioPlayer.setup("' . base_path() . variable_get('mp3player_library_path', drupal_get_path('module', 'mp3player') . '/mp3player') . '/player.swf", {';
  $js_audio_settings .= 'width:' . $player['width'] . ',';
  if ($player['autostart'] != 'no') {
    $js_audio_settings .= 'autostart: "yes",';
  }
  if ($player['loopaudio'] != 'no') {
    $js_audio_settings .= 'loop: "yes",';
  }
  if ($player['animation'] != 'yes') {
    $js_audio_settings .= 'animation: "no",';
  }
  if ($player['remaining'] != 'no') {
    $js_audio_settings .= 'remaining: "yes",';
  }
  if ($player['noinfo'] != 'no') {
    $js_audio_settings .= 'noinfo: "yes",';
  }
  if ($player['initialvolume'] != '60') {
    $js_audio_settings .= 'initialvolume: ' . $player['initialvolume'] . ',';
  }
  if ($player['buffer'] != '5') {
    $js_audio_settings .= 'buffer: ' . $player['buffer'] . ',';
  }
  if ($player['encode'] != 'no') {
    $js_audio_settings .= 'encode: "yes",';
  }
  if ($player['checkpolicy'] != 'no') {
    $js_audio_settings .= 'checkpolicy: "yes",';
  }
  if ($player['rtl'] != 'no') {
    $js_audio_settings .= 'rtl: "yes",';
  }
  if ($player['transparentpagebg'] != 'no') {
    $js_audio_settings .= 'transparentpagebg: "yes",';
  }
  if ($player['pagebg'] != NULL) {
    $js_audio_settings .= 'pagebg: "' . $player['pagebg'] . '",';
  }
  if ($player['bg'] != 'E5E5E5') {
    $js_audio_settings .= 'bg: "' . $player['bg'] . '",';
  }
  if ($player['leftbg'] != 'CCCCCC') {
    $js_audio_settings .= 'leftbg: "' . $player['leftbg'] . '",';
  }
  if ($player['lefticon'] != '333333') {
    $js_audio_settings .= 'lefticon: "' . $player['lefticon'] . '",';
  }
  if ($player['voltrack'] != 'F2F2F2') {
    $js_audio_settings .= 'voltrack: "' . $player['voltrack'] . '",';
  }
  if ($player['volslider'] != '666666') {
    $js_audio_settings .= 'volslider: "' . $player['volslider'] . '",';
  }
  if ($player['rightbg'] != 'B4B4B4') {
    $js_audio_settings .= 'rightbg: "' . $player['rightbg'] . '",';
  }
  if ($player['rightbghover'] != '999999') {
    $js_audio_settings .= 'rightbghover: "' . $player['rightbghover'] . '",';
  }
  if ($player['righticon'] != '333333') {
    $js_audio_settings .= 'righticon: "' . $player['righticon'] . '",';
  }
  if ($player['righticonhover'] != 'FFFFFF') {
    $js_audio_settings .= 'righticonhover: "' . $player['righticonhover'] . '",';
  }
  if ($player['loader'] != '009900') {
    $js_audio_settings .= 'loader: "' . $player['loader'] . '",';
  }
  if ($player['track'] != 'FFFFFF') {
    $js_audio_settings .= 'track: "' . $player['track'] . '",';
  }
  if ($player['tracker'] != 'DDDDDD') {
    $js_audio_settings .= 'tracker: "' . $player['tracker'] . '",';
  }
  if ($player['border'] != 'CCCCCC') {
    $js_audio_settings .= 'border: "' . $player['border'] . '",';
  }
  if ($player['skip'] != '666666') {
    $js_audio_settings .= 'skip: "' . $player['skip'] . '",';
  }
  if ($player['text'] != '333333') {
    $js_audio_settings .= 'text: "' . $player['text'] . '",';
  }

  //Remove the last comma otherwise IE will throw a big hissy fit like a little girl
  $js_audio_settings = substr($js_audio_settings, 0, -1);
  $js_audio_settings .= '});';
  return $js_audio_settings;
}

/**
 * Returns a string of audio player settings.
 */
function mp3player_player_settings($pid = 1) {
  $players = mp3player_players();
  $default = $players[1];
  $player = $players[$pid];
  $js_audio_settings = NULL;
  if ($player['width'] != $default['width']) {
    $js_audio_settings .= 'width:' . $player['width'] . ',';
  }
  if ($player['autostart'] != $default['autostart']) {
    $js_audio_settings .= 'autostart: "' . $player['autostart'] . '",';
  }
  if ($player['loopaudio'] != $default['loopaudio']) {
    $js_audio_settings .= 'loop: "' . $player['loopaudio'] . '",';
  }
  if ($player['animation'] != $default['animation']) {
    $js_audio_settings .= 'animation: "' . $player['animation'] . '",';
  }
  if ($player['remaining'] != $default['remaining']) {
    $js_audio_settings .= 'remaining: "' . $player['remaining'] . '",';
  }
  if ($player['noinfo'] != $default['noinfo']) {
    $js_audio_settings .= 'noinfo: "' . $player['noinfo'] . '",';
  }
  if ($player['initialvolume'] != $default['initialvolume']) {
    $js_audio_settings .= 'initialvolume: ' . $player['initialvolume'] . ',';
  }
  if ($player['buffer'] != $default['buffer']) {
    $js_audio_settings .= 'buffer: ' . $player['buffer'] . ',';
  }
  if ($player['encode'] != $default['encode']) {
    $js_audio_settings .= 'encode: "' . $player['encode'] . '",';
  }
  if ($player['checkpolicy'] != $default['checkpolicy']) {
    $js_audio_settings .= 'checkpolicy: "' . $player['checkpolicy'] . '",';
  }
  if ($player['rtl'] != $default['rtl']) {
    $js_audio_settings .= 'rtl: "' . $player['rtl'] . '",';
  }
  if ($player['transparentpagebg'] != $default['transparentpagebg']) {
    $js_audio_settings .= 'transparentpagebg: "' . $player['transparentpagebg'] . '",';
  }
  if ($player['pagebg'] != $default['pagebg']) {
    $js_audio_settings .= 'pagebg: "' . $player['pagebg'] . '",';
  }
  if ($player['bg'] != $default['bg']) {
    $js_audio_settings .= 'bg: "' . $player['bg'] . '",';
  }
  if ($player['leftbg'] != $default['leftbg']) {
    $js_audio_settings .= 'leftbg: "' . $player['leftbg'] . '",';
  }
  if ($player['lefticon'] != $default['lefticon']) {
    $js_audio_settings .= 'lefticon: "' . $player['lefticon'] . '",';
  }
  if ($player['voltrack'] != $default['voltrack']) {
    $js_audio_settings .= 'voltrack: "' . $player['voltrack'] . '",';
  }
  if ($player['volslider'] != $default['volslider']) {
    $js_audio_settings .= 'volslider: "' . $player['volslider'] . '",';
  }
  if ($player['rightbg'] != $default['rightbg']) {
    $js_audio_settings .= 'rightbg: "' . $player['rightbg'] . '",';
  }
  if ($player['rightbghover'] != $default['rightbghover']) {
    $js_audio_settings .= 'rightbghover: "' . $player['rightbghover'] . '",';
  }
  if ($player['righticon'] != $default['righticon']) {
    $js_audio_settings .= 'righticon: "' . $player['righticon'] . '",';
  }
  if ($player['righticonhover'] != $default['righticonhover']) {
    $js_audio_settings .= 'righticonhover: "' . $player['righticonhover'] . '",';
  }
  if ($player['loader'] != $default['loader']) {
    $js_audio_settings .= 'loader: "' . $player['loader'] . '",';
  }
  if ($player['track'] != $default['track']) {
    $js_audio_settings .= 'track: "' . $player['track'] . '",';
  }
  if ($player['tracker'] != $default['tracker']) {
    $js_audio_settings .= 'tracker: "' . $player['tracker'] . '",';
  }
  if ($player['border'] != $default['border']) {
    $js_audio_settings .= 'border: "' . $player['border'] . '",';
  }
  if ($player['skip'] != $default['skip']) {
    $js_audio_settings .= 'skip: "' . $player['skip'] . '",';
  }
  if ($player['text'] != $default['text']) {
    $js_audio_settings .= 'text: "' . $player['text'] . '",';
  }

  //Remove the last comma otherwise IE will throw a big hissy fit like a little girl
  $js_audio_settings = substr($js_audio_settings, 0, -1);
  return $js_audio_settings;
}

/**
 * Rebuild player settings cache.
 */
function mp3player_rebuild_cache() {
  $players = mp3player_players();
  foreach ($players as $pid => $player) {
    if ($pid == 1) {

      //Default Player
      cache_set('mp3player_default', mp3player_player_default_settings());
    }
    else {
      cache_set('mp3player_player_' . $player['name'], mp3player_player_settings($pid));
    }
  }
  drupal_rebuild_theme_registry();
  if (variable_get('mp3player_suppress', 'no') == 'no') {
    drupal_set_message(t('MP3 Player cache updated.'));
  }
}

/** ========================================
 * THEME FUNCTIONS
 */

/**
 * Implementation of hook_theme().
 */
function mp3player_theme() {
  return array(
    'mp3player' => array(
      'arguments' => array(
        'player' => 'Default',
        'file' => NULL,
        'title' => NULL,
        'artist' => NULL,
        'description' => NULL,
      ),
    ),
  );
}

/**
 * Setup theme function for the MP3 Player.
 */
function theme_mp3player($player = 'Default', $file = NULL, $title = NULL, $artist = NULL, $description = NULL) {

  // Add JS
  drupal_add_js(variable_get('mp3player_library_path', drupal_get_path('module', 'mp3player') . '/mp3player') . '/audio-player.js', 'module', 'footer');
  drupal_add_js(drupal_get_path('module', 'mp3player') . '/mp3player.js', 'module', 'footer');

  //If cache isn't set, set it.
  if (cache_get('mp3player_default') == '') {
    mp3player_rebuild_cache();
  }
  $js_audio_settings = cache_get('mp3player_default');
  drupal_add_js($js_audio_settings->data, 'inline', 'footer');

  // Setup player
  static $mp3_player_id;
  $mp3_player_id++;
  $extras = NULL;
  if ($title != NULL) {
    $extras .= ', titles: "' . addslashes($title) . '"';
  }
  if ($artist != NULL) {
    $extras .= ', artists: "' . addslashes($artist) . '"';
  }

  //Get Player Settings
  if ($player != 'Default') {
    $js_audio_settings = cache_get('mp3player_player_' . $player);
    $extras .= ', ' . $js_audio_settings->data;
  }
  if ($description != NULL) {
    $description = '<p class="mp3player_description">' . $description . '</p>';
  }
  if (module_exists('simplecdn')) {
    $file = simplecdn_rewrite_url($file, 'mp3player');
  }
  if (variable_get('mp3player_encode', 'no') == 'yes') {
    $audio_url = mp3player_encodeSource($file);
  }
  else {
    $audio_url = $file;
  }
  $extras = str_replace('"', "", $extras);
  $extras = str_replace(":", "=", $extras);
  $extras = str_replace(" ", "", $extras);
  $extras = str_replace(",", "&", $extras);
  return '<p id="mp3player_' . $mp3_player_id . '" class="mp3player" data="soundFile=' . $audio_url . $extras . '">' . t("You may need: <a href='http://get.adobe.com/flashplayer/'>Adobe Flash Player</a>.") . '</p>' . $description;
}

/**
 * Encode a URL.
 */
function mp3player_encodeSource($string) {
  $source = utf8_decode($string);
  $ntexto = "";
  $codekey = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_-";
  for ($i = 0; $i < strlen($string); $i++) {
    $ntexto .= substr("0000" . base_convert(ord($string[$i]), 10, 2), -8);
  }
  $ntexto .= substr("00000", 0, 6 - strlen($ntexto) % 6);
  $string = "";
  for ($i = 0; $i < strlen($ntexto) - 1; $i = $i + 6) {
    $string .= $codekey[intval(substr($ntexto, $i, 6), 2)];
  }
  return $string;
}

/**
 * Implementation of hook_simplecdnapi().
 */
function mp3player_simplecdnapi($op) {
  switch ($op) {
    case 'load':
      return array(
        'eid' => 'mp3player',
        'name' => 'MP3 Player',
      );
      break;
  }
}

/**
 * Return TRUE if current path is disabled for mp3player according to
 * mp3player_page_list and mp3player_page_init_action.
 */
function mp3player_exclude_these_paths() {
  $action = variable_get('mp3player_page_init_action', 'page_disable');
  $page_list = variable_get('mp3player_page_list', '');
  if (!empty($page_list)) {

    // Retrieve Drupal alias for the current path (if exists).
    $alias = drupal_get_path_alias($_GET['q']);
    if (drupal_match_path($_GET['q'], $page_list) || drupal_match_path($alias, $page_list)) {
      return $action == 'page_disable' ? 1 : 0;
    }
  }
  return $action == 'page_disable' ? 0 : 1;
}

Functions

Name	Description
mp3player_encodeSource	Encode a URL.
mp3player_exclude_these_paths	Return TRUE if current path is disabled for mp3player according to mp3player_page_list and mp3player_page_init_action.
mp3player_help	Implementation of hook_help().
mp3player_menu	Implementation of hook_menu().
mp3player_perm	Implementation of hook_perm().
mp3player_players	Return list of all available players along with settings.
mp3player_player_add	Form to add a new player.
mp3player_player_default_settings	Returns a string of audio player settings.
mp3player_player_delete	Form to delete a player.
mp3player_player_delete_submit	Delete a player.
mp3player_player_edit	Form to edit a player.
mp3player_player_edit_submit	Edit a player.
mp3player_player_list	Return formatted list of mp3 players.
mp3player_player_settings	Returns a string of audio player settings.
mp3player_player_submit	Add a new player.
mp3player_player_validate	Custom validation function for the system settings form.
mp3player_rebuild_cache	Rebuild player settings cache.
mp3player_settings	Form to add a new player.
mp3player_settings_submit	Force the mp3player cache to be rebuilt.
mp3player_simplecdnapi	Implementation of hook_simplecdnapi().
mp3player_theme	Implementation of hook_theme().
mp3player_title_callback	Custom titles for certain pages.
theme_mp3player	Setup theme function for the MP3 Player.

Globals

Name	Description
$mp3_player_id	Used to count unique IDs when theming.