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<?php
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// $Id: mediafield_display.module,v 1.6 2008/01/27 06:45:49 colan Exp $
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/**
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* @file
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* Provides display handlers for audio fields.
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*
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* When enabled, this module enables display alternatives for audio fields
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* provided by Media Field and link fields containing audio files. These
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* options are available in CCK field display administration and also in Views
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* field configuration.
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*/
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/**
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* Implementation of hook_field_formatter_info().
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*/
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function mediafield_display_field_formatter_info() {
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$formatters = array();
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if (module_exists('audiofield')) {
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$path = drupal_get_path('module', 'mediafield_display') .'/players/';
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if (file_exists($path .'1pixelout.swf')) {
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$formatters['1pixelout'] = array(
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'label' => t('1 Pixel Out player'),
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'field types' => array('file_audio', 'link'),
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);
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$formatters['1pixelout_plus'] = array(
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'label' => t('1 Pixel Out player plus download link'),
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'field types' => array('file_audio'),
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);
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}
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if (file_exists($path .'button.swf')) {
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$formatters['button'] = array(
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'label' => t('Button player'),
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'field types' => array('file_audio', 'link'),
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);
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$formatters['button_plus'] = array(
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'label' => t('Button player plus download link'),
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'field types' => array('file_audio'),
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);
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}
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}
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return $formatters;
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}
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/**
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* Implementation of hook_field_formatter().
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*/
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function mediafield_display_field_formatter($field, $item, $formatter) {
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global $base_url;
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switch ($field['type']) {
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case 'file_audio':
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require_once(drupal_get_path('module', 'audiofield') .'/multimediafile.inc');
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if (!isset($item['fid']) || empty($item['fid'])) {
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return '';
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}
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$file = _field_file_load($item['fid']);
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$file_url = check_url($base_url .'/'. $file['filepath']);
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$file_title = check_plain($file['description']);
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$attributes = array();
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$query = $fragment = NULL;
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break;
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case 'link':
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if (empty($item['url']) && ($field['url'] != 'optional' || empty($item['title']))) {
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return '';
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}
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$attributes = array();
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$item['attributes'] = unserialize($item['attributes']);
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// Add attributes defined at the widget level
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if (is_array($item['attributes'])) {
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foreach($item['attributes'] as $attribute => $attbvalue) {
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if (isset($item['attributes'][$attribute]) && $field['attributes'][$attribute] == 'user') {
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$attributes[$attribute] = $attbvalue;
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}
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}
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}
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// Add attributes defined at the field level
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if (is_array($field['attributes'])) {
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foreach($field['attributes'] as $attribute => $attbvalue) {
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if (!empty($attbvalue) && $attbvalue != 'default' && $attbvalue != 'user') {
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$attributes[$attribute] = $attbvalue;
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}
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}
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}
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// Replace URL tokens
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if (module_exists('token') && $field['enable_tokens']) {
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$item['url'] = token_replace($item['url'], 'node', $node);
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}
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$type = link_validate_url($item['url']);
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$file_url = $url = link_cleanup_url($item['url']);
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// Separate out the anchor if any
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if (strpos($url, '#') !== FALSE) {
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$fragment = substr($url, strpos($url, '#') + 1);
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$url = substr($url, 0, strpos($url, '#'));
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}
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// Separate out the query string if any
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if (strpos($url, '?') !== FALSE) {
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$query = substr($url, strpos($url, '?') + 1);
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$url = substr($url, 0, strpos($url, '?'));
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}
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// Build the title
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if (strlen(trim($item['title'])) || ($field['title'] == 'value' && strlen(trim($field['title_value'])))) {
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// Use the title defined at the field level
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if ($field['title'] == 'value' && strlen(trim($field['title_value']))) {
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$file_title = $field['title_value'];
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}
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// Use the title defined by the user at the widget level
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else {
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$file_title = $item['title'];
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}
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// Replace tokens
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if (module_exists('token') && ($field['title'] == 'value' || $field['enable_tokens'])) {
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$file_title = token_replace($file_title, 'node', $node);
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}
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$file_title = check_plain($file_title);
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}
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break;
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}
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switch ($formatter) {
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case '1pixelout':
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case 'button':
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$output = theme('mediafield_display_'. $formatter, $file_title, $file_url, $item, $field);
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break;
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case '1pixelout_plus':
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case 'button_plus':
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$output = theme('mediafield_display_'. substr($formatter, 0, strlen($formatter) - 5), $file_title, $file_url, $item, $field);
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$output .= l(t('Download'), $file_url, $attributes, $query, $fragment);
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break;
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}
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return $output;
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}
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/**
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* Theme a 1pixelout audio file.
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*/
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function theme_mediafield_display_1pixelout($file_title, $file_url, $item, $field) {
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global $base_url;
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// Set the URL for the player.
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$url = $base_url . '/' . drupal_get_path('module', 'mediafield_display') .
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'/players/1pixelout.swf';
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// Set some Flash variables.
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$options = array();
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$options['soundFile'] = $file_url;
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$flashvars = drupal_query_string_encode($options);
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// This is a fix for http://drupal.org/node/158687.
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$flashvars = str_replace('http%3A/%252F', 'http://', $flashvars);
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$output = <<<EOT
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<object type="application/x-shockwave-flash" data="$url" width="290" height="24">
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<param name="movie" value="$url" />
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<param name="wmode" value="transparent" />
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<param name="menu" value="false" />
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<param name="quality" value="high" />
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<param name="FlashVars" value="$flashvars" />
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</object>
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EOT;
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return $output;
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}
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/**
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* Theme a button audio file.
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*/
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function theme_mediafield_display_button($file_title, $file_url, $item, $field) {
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global $base_url;
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$options = array();
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$options['song_url'] = $file_url;
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$options['song_title'] = check_plain($file_title);
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// str_replace() is to fix issue in Drupal 5.2.
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$url = $base_url .'/'. drupal_get_path('module', 'mediafield_display') .'/players/button.swf?'. str_replace('http%3A/%252F', 'http://', drupal_query_string_encode($options));
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$output = <<<EOT
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<object type="application/x-shockwave-flash" data="$url" width="17" height="17">';
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<param name="movie" value="$url" />
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<param name="wmode" value="transparent" />
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<param name="quality" value="high" />
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</object>
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EOT;
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return $output;
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}
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