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neonichu/powerpress.php

Created August 4, 2011 21:28
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PowerPress quick fixes for http://breakfast.vu0.org
Raw
powerpress.php
<?php
/*
Plugin Name: Blubrry PowerPress
Plugin URI: http://www.blubrry.com/powerpress/
Description: <a href="http://www.blubrry.com/powerpress/" target="_blank">Blubrry PowerPress</a> adds podcasting support to your blog. Features include: media player, 3rd party statistics, iTunes integration, Blubrry Services (Media Statistics and Hosting) integration and a lot more.
Version: 2.0.3
Author: Blubrry
Author URI: http://www.blubrry.com/
Change Log:
Please see readme.txt for detailed change log.
Contributors:
Angelo Mandato, CIO RawVoice - Plugin founder, architect and lead developer
Pat McSweeny, Developer for RawVoice - Developed initial version (v0.1.0) of plugin
Jerry Stephens, Way of the Geek (http://wayofthegeek.org/) - Contributed initial code fix for excerpt bug resolved in v0.6.1
Credits:
getID3(), License: GPL 2.0+ by James Heinrich <info [at] getid3.org> http://www.getid3.org
Note: getid3.php analyze() function modified to prevent redundant filesize() function call.
FlowPlayer, License: GPL 3.0+ http://flowplayer.org/; source: http://flowplayer.org/download.html
flashembed(), License: MIT by Tero Piirainen (tipiirai [at] gmail.com)
Note: code found at bottom of player.js
Copyright 2008-2011 RawVoice Inc. (http://www.rawvoice.com)
License: GPL (http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt)
This project uses source that is GPL licensed.
*/
if( !function_exists('add_action') )
die("access denied.");
// WP_PLUGIN_DIR (REMEMBER TO USE THIS DEFINE IF NEEDED)
define('POWERPRESS_VERSION', '2.0.3' );
// Translation support:
if ( !defined('POWERPRESS_ABSPATH') )
define('POWERPRESS_ABSPATH', dirname(__FILE__) );
// Translation support loaded:
load_plugin_textdomain('powerpress', // domain / keyword name of plugin
POWERPRESS_ABSPATH .'/languages', // Absolute path
basename(POWERPRESS_ABSPATH).'/languages' ); // relative path in plugins folder
/////////////////////////////////////////////////////
// The following define options should be placed in your
// wp-config.php file so the setting is not disrupted when
// you upgrade the plugin.
/////////////////////////////////////////////////////
// Set specific play and download labels for your installation of PowerPress
if( !defined('POWERPRESS_LINKS_TEXT') )
define('POWERPRESS_LINKS_TEXT', __('Podcast', 'powerpress') );
if( !defined('POWERPRESS_DURATION_TEXT') )
define('POWERPRESS_DURATION_TEXT', __('Duration', 'powerpress') );
if( !defined('POWERPRESS_PLAY_IN_NEW_WINDOW_TEXT') )
define('POWERPRESS_PLAY_IN_NEW_WINDOW_TEXT', __('Play in new window', 'powerpress') );
if( !defined('POWERPRESS_DOWNLOAD_TEXT') )
define('POWERPRESS_DOWNLOAD_TEXT', __('Download', 'powerpress') );
if( !defined('POWERPRESS_PLAY_TEXT') )
define('POWERPRESS_PLAY_TEXT', __('Play', 'powerpress') );
if( !defined('POWERPRESS_EMBED_TEXT') )
define('POWERPRESS_EMBED_TEXT', __('Embed', 'powerpress') );
if( !defined('POWERPRESS_BLUBRRY_API_URL') )
define('POWERPRESS_BLUBRRY_API_URL', 'http://api.blubrry.com/');
// Display custom play image for quicktime media. Applies to on page player only.
//define('POWERPRESS_PLAY_IMAGE', 'http://www.blubrry.com/themes/blubrry/images/player/PlayerBadge150x50NoBorder.jpg');
if( !defined('POWERPRESS_CONTENT_ACTION_PRIORITY') )
define('POWERPRESS_CONTENT_ACTION_PRIORITY', 10 );
//define('POWERPRESS_ENQUEUE_SCRIPTS', true); // Add this define to your wp-config.php if you want the audio.js enqueued with other plugin scripts in your blog.
//define('POWERPRESS_ENABLE_HTTPS_MEDIA', true); // Add this define to your wp-config.php if you wnat to allow media URLs that begin with https://
// Define variables, advanced users could define these in their own wp-config.php so lets not try to re-define
if( !defined('POWERPRESS_LINK_SEPARATOR') )
define('POWERPRESS_LINK_SEPARATOR', '|');
if( !defined('POWERPRESS_TEXT_SEPARATOR') )
define('POWERPRESS_TEXT_SEPARATOR', ':');
if( !defined('POWERPRESS_PLAY_IMAGE') )
define('POWERPRESS_PLAY_IMAGE', 'play_video_default.jpg');
if( !defined('PHP_EOL') )
define('PHP_EOL', "\n"); // We need this variable defined for new lines.
// Set regular expression values for determining mobile devices
if( !defined('POWERPRESS_MOBILE_REGEX') )
define('POWERPRESS_MOBILE_REGEX', 'iphone|ipod|aspen|android|blackberry|opera mini|webos|incognito|webmate');
$powerpress_feed = NULL; // DO NOT CHANGE
function linkencode ($p_url) {
$ta = parse_url($p_url);
if (!empty($ta[scheme])) { $ta[scheme].='://'; }
if (!empty($ta[pass]) and !empty($ta[user])) {
$ta[user].=':';
$ta[pass]=rawurlencode($ta[pass]).'@';
} elseif (!empty($ta[user])) {
$ta[user].='@';
}
if (!empty($ta[port]) and !empty($ta[host])) {
$ta[host]=''.$ta[host].':';
} elseif (!empty($ta[host])) {
$ta[host]=$ta[host];
}
if (!empty($ta[path])) {
$tu='';
$tok=strtok($ta[path], "\\/");
while (strlen($tok)) {
$tu.=rawurlencode($tok).'/';
$tok=strtok("\\/");
}
$ta[path]='/'.trim($tu, '/');
}
if (!empty($ta[query])) { $ta[query]='?'.$ta[query]; }
if (!empty($ta[fragment])) { $ta[fragment]='#'.$ta[fragment]; }
return implode('', array($ta[scheme], $ta[user], $ta[pass], $ta[host], $ta[port], $ta[path], $ta[query], $ta[fragment]));
}
function powerpress_content($content)
{
global $post, $g_powerpress_excerpt_post_id;
if( defined('PODPRESS_VERSION') || isset($GLOBALS['podcasting_player_id']) || isset($GLOBALS['podcast_channel_active']) || defined('PODCASTING_VERSION') )
return $content;
if( defined('POWERPRESS_DO_ENCLOSE_FIX') )
$content = preg_replace('/\<!--.*added by PowerPress.*-->/im', '', $content );
if( is_feed() )
return $content; // We don't want to do anything to the feed
if( function_exists('post_password_required') )
{
if( post_password_required($post) )
return $content;
}
// PowerPress settings:
$GeneralSettings = get_option('powerpress_general');
// No player or links to add to content...
if( !empty($GeneralSettings['disable_appearance']) )
return $content;
if( @$GeneralSettings['player_aggressive'] )
{
if( strstr($content, '<!--powerpress_player-->') !== false )
return $content; // The players were already added to the content
if( $g_powerpress_excerpt_post_id > 0 )
$g_powerpress_excerpt_post_id = 0; // Hack, set this to zero so it always goes past...
}
// Problem: If the_excerpt is used instead of the_content, both the_exerpt and the_content will be called here.
// Important to note, get_the_excerpt will be called before the_content is called, so we add a simple little hack
if( current_filter() == 'get_the_excerpt' )
{
$g_powerpress_excerpt_post_id = $post->ID;
return $content; // We don't want to do anything to this content yet...
}
else if( current_filter() == 'the_content' && $g_powerpress_excerpt_post_id == $post->ID )
{
return $content; // We don't want to do anything to this excerpt content in this call either...
}
if( !isset($GeneralSettings['custom_feeds']) )
$GeneralSettings['custom_feeds'] = array('podcast'=>'Default Podcast Feed');
// Re-order so the default podcast episode is the top most...
$Temp = $GeneralSettings['custom_feeds'];
$GeneralSettings['custom_feeds'] = array();
$GeneralSettings['custom_feeds']['podcast'] = 'Default Podcast Feed';
while( list($feed_slug, $feed_title) = each($Temp) )
{
if( $feed_slug == 'podcast' )
continue;
$GeneralSettings['custom_feeds'][ $feed_slug ] = $feed_title;
}
if( !isset($GeneralSettings['display_player']) )
$GeneralSettings['display_player'] = 1;
if( !isset($GeneralSettings['player_function']) )
$GeneralSettings['player_function'] = 1;
if( !isset($GeneralSettings['podcast_link']) )
$GeneralSettings['podcast_link'] = 1;
// The blog owner doesn't want anything displayed, so don't bother wasting anymore CPU cycles
if( $GeneralSettings['display_player'] == 0 )
return $content;
if( current_filter() == 'the_excerpt' && !$GeneralSettings['display_player_excerpt'] )
return $content; // We didn't want to modify this since the user didn't enable it for excerpts
// Figure out which players are alerady in the body of the page...
$ExcludePlayers = array();
if( isset($GeneralSettings['disable_player']) )
$ExcludePlayers = $GeneralSettings['disable_player']; // automatically disable the players configured
if( @$GeneralSettings['process_podpress'] && strstr($content, '[display_podcast]') )
return $content;
if( preg_match_all('/(.?)\[(powerpress)\b(.*?)(?:(\/))?\](?:(.+?)\[\/\2\])?(.?)/s', $content, $matches) )
{
if( isset($matches[3]) )
{
while( list($key,$row) = each($matches[3]) )
{
$attributes = shortcode_parse_atts($row);
if( isset($attributes['url']) )
{
// not a problem...
}
else if( isset($attributes['feed']) )
{
// we want to exclude this feed from the links aera...
$ExcludePlayers[ $attributes['feed'] ] = true;
}
else
{
// we don't want to include any players below...
$ExcludePlayers = $GeneralSettings['custom_feeds'];
}
}
}
}
// LOOP HERE TO DISPLAY EACH MEDIA TYPE
$new_content = '';
while( list($feed_slug,$feed_title) = each($GeneralSettings['custom_feeds']) )
{
// Get the enclosure data
$EpisodeData = powerpress_get_enclosure_data($post->ID, $feed_slug);
if( !$EpisodeData && !empty($GeneralSettings['process_podpress']) && $feed_slug == 'podcast' )
$EpisodeData = powerpress_get_enclosure_data_podpress($post->ID);
if( !$EpisodeData || !$EpisodeData['url'] )
continue;
// Just in case, if there's no URL lets escape!
if( !$EpisodeData['url'] )
continue;
// If the player is not already inserted in the body of the post using the shortcode...
//if( preg_match('/\[powerpress(.*)\]/is', $content) == 0 )
if( !isset($ExcludePlayers[ $feed_slug ]) ) // If the player is not in our exclude list because it's already in the post body somewhere...
{
if( isset($GeneralSettings['premium_caps']) && $GeneralSettings['premium_caps'] && !powerpress_premium_content_authorized($feed_slug) )
{
$new_content .= powerpress_premium_content_message($post->ID, $feed_slug, $EpisodeData);
}
else
{
if( $GeneralSettings['player_function'] != 3 && $GeneralSettings['player_function'] != 0 ) // Play in new window only or disabled
{
$AddDefaultPlayer = empty($EpisodeData['no_player']);
if( $EpisodeData && !empty($EpisodeData['embed']) )
{
$new_content .= trim($EpisodeData['embed']);
if( !empty($GeneralSettings['embed_replace_player']) )
$AddDefaultPlayer = false;
}
if( $AddDefaultPlayer )
{
$image = '';
if( isset($EpisodeData['image']) && $EpisodeData['image'] != '' )
$image = $EpisodeData['image'];
$new_content .= apply_filters('powerpress_player', '', powerpress_add_flag_to_redirect_url(linkencode($EpisodeData['url']), 'p'), $EpisodeData );
}
}
if( !isset($EpisodeData['no_links']) )
$new_content .= apply_filters('powerpress_player_links', '', powerpress_add_flag_to_redirect_url(linkencode($EpisodeData['url']), 'p'), $EpisodeData );
//$new_content .= powerpress_get_player_links($post->ID, $feed_slug, $EpisodeData);
}
}
}
if( $new_content == '' )
return $content;
switch( $GeneralSettings['display_player'] )
{
case 1: { // Below posts
return $content.$new_content.(@$GeneralSettings['player_aggressive']?'<!--powerpress_player-->':'');
}; break;
case 2: { // Above posts
return (@$GeneralSettings['player_aggressive']?'<!--powerpress_player-->':'').$new_content.$content;
}; break;
}
return $content;
}//end function
add_filter('get_the_excerpt', 'powerpress_content', (POWERPRESS_CONTENT_ACTION_PRIORITY - 1) );
add_filter('the_content', 'powerpress_content', POWERPRESS_CONTENT_ACTION_PRIORITY);
add_filter('the_excerpt', 'powerpress_content', POWERPRESS_CONTENT_ACTION_PRIORITY);
function powerpress_header()
{
// PowerPress settings:
$Powerpress = get_option('powerpress_general');
if( !isset($Powerpress['player_function']) || $Powerpress['player_function'] > 0 ) // Don't include the player in the header if it is not needed...
{
$PowerpressPluginURL = powerpress_get_root_url();
if( !defined('POWERPRESS_ENQUEUE_SCRIPTS') )
{
echo "<script type=\"text/javascript\" src=\"". powerpress_get_root_url() ."player.js\"></script>\n";
}
?>
<script type="text/javascript"><!--
<?php
$new_window_width = 420;
$new_window_height = 240;
if( isset($Powerpress['new_window_width']) && $Powerpress['new_window_width'] > 100 )
$new_window_width = $Powerpress['new_window_width'];
if( isset($Powerpress['new_window_height']) && $Powerpress['new_window_height'] > 40 )
$new_window_height = $Powerpress['new_window_height'];
?>
function powerpress_pinw(pinw){window.open('<?php echo get_bloginfo('url'); ?>/?powerpress_pinw='+pinw, 'PowerPressPlayer','toolbar=0,status=0,resizable=1,width=<?php echo ($new_window_width + 40); ?>,height=<?php echo ($new_window_height + 80); ?>'); return false;}
powerpress_url = '<?php echo powerpress_get_root_url(); ?>';
//-->
</script>
<?php
}
}
add_action('wp_head', 'powerpress_header');
function powerpress_rss2_ns()
{
if( !powerpress_is_podcast_feed() )
return;
// Okay, lets add the namespace
echo 'xmlns:itunes="http://www.itunes.com/dtds/podcast-1.0.dtd"'.PHP_EOL;
/*if( !defined('POWERPRESS_RAWVOICE_RSS') || POWERPRESS_RAWVOICE_RSS != false )
{
echo 'xmlns:rawvoice="http://www.rawvoice.com/rawvoiceRssModule/"'.PHP_EOL;
}*/
}
add_action('rss2_ns', 'powerpress_rss2_ns');
function powerpress_rss2_head()
{
global $powerpress_feed;
if( !powerpress_is_podcast_feed() )
return; // Not a feed we manage
$feed_slug = get_query_var( 'feed' );
$cat_ID = get_query_var('cat');
$Feed = get_option('powerpress_feed'); // Get the main feed settings
if( is_category() )
{
$CustomFeed = get_option('powerpress_cat_feed_'.$cat_ID); // Get the custom podcast feed settings saved in the database
if( $CustomFeed )
$Feed = powerpress_merge_empty_feed_settings($CustomFeed, $Feed);
}
else if( powerpress_is_custom_podcast_feed() ) // If we're handling a custom podcast feed...
{
$CustomFeed = get_option('powerpress_feed_'.$feed_slug); // Get the custom podcast feed settings saved in the database
$Feed = powerpress_merge_empty_feed_settings($CustomFeed, $Feed);
}
if( !isset($Feed['url']) || trim($Feed['url']) == '' )
{
if( is_category() )
$Feed['url'] = get_category_link($cat_ID);
else
$Feed['url'] = get_bloginfo('url');
}
$General = get_option('powerpress_general');
// We made it this far, lets write stuff to the feed!
echo '<!-- podcast_generator="Blubrry PowerPress/'. POWERPRESS_VERSION .'" -->'.PHP_EOL;
// add the itunes:new-feed-url tag to feed
if( powerpress_is_custom_podcast_feed() )
{
if( !empty($Feed['itunes_new_feed_url']) )
{
$Feed['itunes_new_feed_url'] = str_replace('&amp;', '&', $Feed['itunes_new_feed_url']);
echo "\t<itunes:new-feed-url>". htmlspecialchars(trim($Feed['itunes_new_feed_url'])) .'</itunes:new-feed-url>'.PHP_EOL;
}
}
else if( !empty($Feed['itunes_new_feed_url']) && ($feed_slug == 'feed' || $feed_slug == 'rss2') ) // If it is the default feed (We don't wnat to apply this to category or tag feeds
{
$Feed['itunes_new_feed_url'] = str_replace('&amp;', '&', $Feed['itunes_new_feed_url']);
echo "\t<itunes:new-feed-url>". htmlspecialchars(trim($Feed['itunes_new_feed_url'])) .'</itunes:new-feed-url>'.PHP_EOL;
}
if( !empty($Feed['itunes_summary']) )
echo "\t".'<itunes:summary>'. powerpress_format_itunes_value( $Feed['itunes_summary'], 'summary' ) .'</itunes:summary>'.PHP_EOL;
else
echo "\t".'<itunes:summary>'. powerpress_format_itunes_value( get_bloginfo('description'), 'summary' ) .'</itunes:summary>'.PHP_EOL;
if( !empty($powerpress_feed['itunes_talent_name']) )
echo "\t<itunes:author>" . esc_html($powerpress_feed['itunes_talent_name']) . '</itunes:author>'.PHP_EOL;
if( !empty($powerpress_feed['explicit']) )
echo "\t".'<itunes:explicit>' . $powerpress_feed['explicit'] . '</itunes:explicit>'.PHP_EOL;
if( !empty($Feed['itunes_block']) )
echo "\t\t<itunes:block>yes</itunes:block>\n";
if( !empty($Feed['itunes_image']) )
{
echo "\t".'<itunes:image href="' . esc_html( str_replace(' ', '+', $Feed['itunes_image']), 'double') . '" />'.PHP_EOL;
}
else
{
echo "\t".'<itunes:image href="' . powerpress_get_root_url() . 'itunes_default.jpg" />'.PHP_EOL;
}
if( !empty($Feed['email']) )
{
echo "\t".'<itunes:owner>'.PHP_EOL;
echo "\t\t".'<itunes:name>' . esc_html($powerpress_feed['itunes_talent_name']) . '</itunes:name>'.PHP_EOL;
echo "\t\t".'<itunes:email>' . esc_html($Feed['email']) . '</itunes:email>'.PHP_EOL;
echo "\t".'</itunes:owner>'.PHP_EOL;
echo "\t".'<managingEditor>'. esc_html($Feed['email'] .' ('. $powerpress_feed['itunes_talent_name'] .')') .'</managingEditor>'.PHP_EOL;
}
if( !empty($Feed['copyright']) )
{
// In case the user entered the copyright html version or the copyright UTF-8 or ASCII symbol or just (c)
$Feed['copyright'] = str_replace(array('&copy;', '(c)', '(C)', chr(194) . chr(169), chr(169) ), '&#xA9;', $Feed['copyright']);
echo "\t".'<copyright>'. esc_html($Feed['copyright']) . '</copyright>'.PHP_EOL;
}
if( !empty($Feed['itunes_subtitle']) )
echo "\t".'<itunes:subtitle>' . powerpress_format_itunes_value($Feed['itunes_subtitle'], 'subtitle') . '</itunes:subtitle>'.PHP_EOL;
else
echo "\t".'<itunes:subtitle>'. powerpress_format_itunes_value( get_bloginfo('description'), 'subtitle') .'</itunes:subtitle>'.PHP_EOL;
if( !empty($Feed['itunes_keywords']) )
echo "\t".'<itunes:keywords>' . powerpress_format_itunes_value($Feed['itunes_keywords'], 'keywords') . '</itunes:keywords>'.PHP_EOL;
if( !empty($Feed['rss2_image']) )
{
echo "\t". '<image>' .PHP_EOL;
if( is_category() && !empty($Feed['title']) )
echo "\t\t".'<title>' . esc_html( get_bloginfo_rss('name') ) . '</title>'.PHP_EOL;
else
echo "\t\t".'<title>' . esc_html( get_bloginfo_rss('name') . get_wp_title_rss() ) . '</title>'.PHP_EOL;
echo "\t\t".'<url>' . esc_html( str_replace(' ', '+', $Feed['rss2_image'])) . '</url>'.PHP_EOL;
echo "\t\t".'<link>'. $Feed['url'] . '</link>' . PHP_EOL;
echo "\t".'</image>' . PHP_EOL;
}
else // Use the default image
{
echo "\t". '<image>' .PHP_EOL;
if( is_category() && !empty($Feed['title']) )
echo "\t\t".'<title>' . esc_html( get_bloginfo_rss('name') ) . '</title>'.PHP_EOL;
else
echo "\t\t".'<title>' . esc_html( get_bloginfo_rss('name') . get_wp_title_rss() ) . '</title>'.PHP_EOL;
echo "\t\t".'<url>' . powerpress_get_root_url() . 'rss_default.jpg</url>'.PHP_EOL;
echo "\t\t".'<link>'. $Feed['url'] . '</link>' . PHP_EOL;
echo "\t".'</image>' . PHP_EOL;
}
// Handle iTunes categories
$Categories = powerpress_itunes_categories();
$Cat1 = false; $Cat2 = false; $Cat3 = false;
if( !empty($Feed['itunes_cat_1']) )
list($Cat1, $SubCat1) = explode('-', $Feed['itunes_cat_1']);
if( !empty($Feed['itunes_cat_2']) )
list($Cat2, $SubCat2) = explode('-', $Feed['itunes_cat_2']);
if( !empty($Feed['itunes_cat_3']) )
list($Cat3, $SubCat3) = explode('-', $Feed['itunes_cat_3']);
if( $Cat1 )
{
$CatDesc = $Categories[$Cat1.'-00'];
$SubCatDesc = $Categories[$Cat1.'-'.$SubCat1];
if( $Cat1 != $Cat2 && $SubCat1 == '00' )
{
echo "\t".'<itunes:category text="'. esc_html($CatDesc) .'" />'.PHP_EOL;
}
else
{
echo "\t".'<itunes:category text="'. esc_html($CatDesc) .'">'.PHP_EOL;
if( $SubCat1 != '00' )
echo "\t\t".'<itunes:category text="'. esc_html($SubCatDesc) .'" />'.PHP_EOL;
// End this category set
if( $Cat1 != $Cat2 )
echo "\t".'</itunes:category>'.PHP_EOL;
}
}
if( $Cat2 )
{
$CatDesc = $Categories[$Cat2.'-00'];
$SubCatDesc = $Categories[$Cat2.'-'.$SubCat2];
// It's a continuation of the last category...
if( $Cat1 == $Cat2 )
{
if( $SubCat2 != '00' )
echo "\t\t".'<itunes:category text="'. esc_html($SubCatDesc) .'" />'.PHP_EOL;
// End this category set
if( $Cat2 != $Cat3 )
echo "\t".'</itunes:category>'.PHP_EOL;
}
else // This is not a continuation, lets start a new category set
{
if( $Cat2 != $Cat3 && $SubCat2 == '00' )
{
echo "\t".'<itunes:category text="'. esc_html($CatDesc) .'" />'.PHP_EOL;
}
else // We have nested values
{
if( $Cat1 != $Cat2 ) // Start a new category set
echo "\t".'<itunes:category text="'. esc_html($CatDesc) .'">'.PHP_EOL;
if( $SubCat2 != '00' )
echo "\t\t".'<itunes:category text="'. esc_html($SubCatDesc) .'" />'.PHP_EOL;
if( $Cat2 != $Cat3 ) // End this category set
echo "\t".'</itunes:category>'.PHP_EOL;
}
}
}
if( $Cat3 )
{
$CatDesc = $Categories[$Cat3.'-00'];
$SubCatDesc = $Categories[$Cat3.'-'.$SubCat3];
// It's a continuation of the last category...
if( $Cat2 == $Cat3 )
{
if( $SubCat3 != '00' )
echo "\t\t".'<itunes:category text="'. esc_html($SubCatDesc) .'" />'.PHP_EOL;
// End this category set
echo "\t".'</itunes:category>'.PHP_EOL;
}
else // This is not a continuation, lets start a new category set
{
if( $Cat2 != $Cat3 && $SubCat3 == '00' )
{
echo "\t".'<itunes:category text="'. esc_html($CatDesc) .'" />'.PHP_EOL;
}
else // We have nested values
{
if( $Cat2 != $Cat3 ) // Start a new category set
echo "\t".'<itunes:category text="'. esc_html($CatDesc) .'">'.PHP_EOL;
if( $SubCat3 != '00' )
echo "\t\t".'<itunes:category text="'. esc_html($SubCatDesc) .'" />'.PHP_EOL;
// End this category set
echo "\t".'</itunes:category>'.PHP_EOL;
}
}
}
// End Handle iTunes categories
// RawVoice RSS Tags
/*if( !defined('POWERPRESS_RAWVOICE_RSS') || POWERPRESS_RAWVOICE_RSS != false )
{
if( !empty($Feed['parental_rating']) )
echo "\t\t<rawvoice:rating>". $Feed['parental_rating'] ."</rawvoice:rating>".PHP_EOL;
if( !empty($Feed['location']) )
echo "\t\t<rawvoice:location>". htmlspecialchars($Feed['location']) ."</rawvoice:location>".PHP_EOL;
if( !empty($Feed['frequency']) )
echo "\t\t<rawvoice:frequency>". htmlspecialchars($Feed['frequency']) ."</rawvoice:frequency>".PHP_EOL;
}*/
}
add_action('rss2_head', 'powerpress_rss2_head');
function powerpress_rss2_item()
{
global $post, $powerpress_feed;
// are we processing a feed that powerpress should handle
if( !powerpress_is_podcast_feed() )
return;
if( function_exists('post_password_required') )
{
if( post_password_required($post) )
return $content;
}
// Check and see if we're working with a podcast episode
$custom_enclosure = false;
if( powerpress_is_custom_podcast_feed() && get_query_var('feed') != 'podcast' && !is_category() )
{
$EpisodeData = powerpress_get_enclosure_data($post->ID, get_query_var('feed') );
$custom_enclosure = true;
}
else
{
$EpisodeData = powerpress_get_enclosure_data($post->ID, 'podcast');
if( !$EpisodeData && !empty($powerpress_feed['process_podpress']) )
{
$EpisodeData = powerpress_get_enclosure_data_podpress($post->ID);
$custom_enclosure = true;
}
}
if( !$EpisodeData || !$EpisodeData['url'] )
return;
// If enclosure not added, check to see why...
if( defined('POWERPRESS_ENCLOSURE_FIX') && POWERPRESS_ENCLOSURE_FIX && !$custom_enclosure && $GLOBALS['powerpress_rss_enclosure_post_id'] != $post->ID )
{
$enclosure_in_wp = apply_filters('rss_enclosure', '<enclosure url="' . trim(linkencode(htmlspecialchars($EpisodeData['url'])) . '" length="' . $EpisodeData['size'] . '" type="' . $EpisodeData['type'] . '" />' . "\n") );
if( !$enclosure_in_wp )
$custom_enclosure = true;
}
$author = $powerpress_feed['itunes_talent_name'];
if( isset($powerpress_feed['itunes_author_post']) )
$author = get_the_author();
$explicit = $powerpress_feed['explicit'];
$summary = false;
$subtitle = false;
$keywords = false;
$block = false;
if( isset( $EpisodeData['summary'] ) && strlen($EpisodeData['summary']) > 1 )
$summary = $EpisodeData['summary'];
if( isset( $EpisodeData['subtitle'] ) && strlen($EpisodeData['subtitle']) > 1 )
$subtitle = $EpisodeData['subtitle'];
if( isset( $EpisodeData['keywords'] ) && strlen($EpisodeData['keywords']) > 1 )
$keywords = $EpisodeData['keywords'];
if( isset( $EpisodeData['explicit'] ) && is_numeric($EpisodeData['explicit']) )
{
$explicit_array = array("no", "yes", "clean");
$explicit = $explicit_array[$EpisodeData['explicit']];
}
// Code for future use:
if( !empty( $EpisodeData['author'] ) )
$author = $EpisodeData['author'];
if( !empty( $EpisodeData['block'] ) )
$block = 'yes';
if( $custom_enclosure ) // We need to add the enclosure tag here...
{
if( !$EnclosureData['size'] )
$EnclosureData['size'] = 5242880; // Use the dummy 5MB size since we don't have a size to quote
echo "\t". sprintf('<enclosure url="%s" length="%d" type="%s" />%s',
trim(linkencode($EpisodeData['url'])),
trim($EpisodeData['size']),
trim($EpisodeData['type']),
PHP_EOL);
}
// Get the post tags:
if( !$keywords )
{
// Lets try to use the page tags...
$tagobject = wp_get_post_tags( $post->ID );
if( count($tagobject) )
{
$tags = array();
for($c = 0; $c < count($tagobject) && $c < 12; $c++) // iTunes only accepts up to 12 keywords
$tags[] = $tagobject[$c]->name;
if( count($tags) > 0 )
$keywords = implode(",", $tags);
}
}
if( $keywords )
echo "\t\t<itunes:keywords>" . powerpress_format_itunes_value($keywords, 'keywords') . '</itunes:keywords>'.PHP_EOL;
$excerpt_no_html = '';
$content_no_html = '';
if( !$subtitle || !$summary )
$excerpt_no_html = strip_tags($post->post_excerpt);
if( (!$subtitle && !$excerpt_no_html) || (!$summary && !$powerpress_feed['enhance_itunes_summary'] && !$excerpt_no_html ) )
{
// Strip and format the wordpress way, but don't apply any other filters for these itunes tags
$content_no_html = $post->post_content;
$content_no_html = strip_shortcodes( $content_no_html );
$content_no_html = str_replace(']]>', ']]&gt;', $content_no_html);
$content_no_html = strip_tags($content_no_html);
}
if( $subtitle )
echo "\t\t<itunes:subtitle>". powerpress_format_itunes_value($subtitle, 'subtitle') .'</itunes:subtitle>'.PHP_EOL;
else if( $excerpt_no_html )
echo "\t\t<itunes:subtitle>". powerpress_format_itunes_value($excerpt_no_html, 'subtitle') .'</itunes:subtitle>'.PHP_EOL;
else
echo "\t\t<itunes:subtitle>". powerpress_format_itunes_value($content_no_html, 'subtitle') .'</itunes:subtitle>'.PHP_EOL;
if( $summary )
echo "\t\t<itunes:summary>". powerpress_format_itunes_value($summary, 'summary') .'</itunes:summary>'.PHP_EOL;
else if( $powerpress_feed['enhance_itunes_summary'] )
echo "\t\t<itunes:summary>". powerpress_itunes_summary($post->post_content) .'</itunes:summary>'.PHP_EOL;
else if( $excerpt_no_html )
echo "\t\t<itunes:summary>". powerpress_format_itunes_value($excerpt_no_html, 'summary') .'</itunes:summary>'.PHP_EOL;
else
echo "\t\t<itunes:summary>". powerpress_format_itunes_value($content_no_html, 'summary') .'</itunes:summary>'.PHP_EOL;
if( $author )
echo "\t\t<itunes:author>" . esc_html($author) . '</itunes:author>'.PHP_EOL;
else
echo "\t\t<itunes:author>".'NO AUTHOR</itunes:author>'.PHP_EOL;
if( $explicit )
echo "\t\t<itunes:explicit>" . $explicit . '</itunes:explicit>'.PHP_EOL;
if( $EpisodeData['duration'] && preg_match('/^(\d{1,2}:){0,2}\d{1,2}$/i', ltrim($EpisodeData['duration'], '0:') ) ) // Include duration if it is valid
echo "\t\t<itunes:duration>" . ltrim($EpisodeData['duration'], '0:') . '</itunes:duration>'.PHP_EOL;
if( $block && $block == 'yes' )
echo "\t\t<itunes:block>yes</itunes:block>".PHP_EOL;;
// RawVoice RSS Tags
/*if( !defined('POWERPRESS_RAWVOICE_RSS') || POWERPRESS_RAWVOICE_RSS != false )
{
if( !empty($EpisodeData['ishd']) )
echo "\t\t<rawvoice:isHD>yes</rawvoice:isHD>".PHP_EOL;;
if( !empty($EpisodeData['image']) )
echo "\t\t<rawvoice:poster url=\"". $EpisodeData['image'] ."\" />".PHP_EOL;
if( !empty($EpisodeData['embed']) )
echo "\t\t<rawvoice:embed>". htmlspecialchars($EpisodeData['embed']) ."</rawvoice:embed>".PHP_EOL;
else if( !empty($powerpress_feed['podcast_embed_in_feed']) && function_exists('powerpress_generate_embed') )
{
$player = powerpressplayer_embedable(linkencode($EpisodeData['url']), $EpisodeData);
$embed_content = '';
// TODO:
if( $player )
$embed_content = powerpress_generate_embed($player, $EpisodeData);
if( $embed_content )
echo "\t\t<rawvoice:embed>". htmlspecialchars( $embed_content ) ."</rawvoice:embed>".PHP_EOL;
}
if( !empty($EpisodeData['webm_src']) )
{
echo "\t\t<rawvoice:webm src=\"". $EpisodeData['webm_src'] ."\"";
if( $EpisodeData['webm_length'] )
echo " length=\"". $EpisodeData['webm_length'] ."\"";
echo " type=\"video/webm\" />".PHP_EOL;
}
}*/
}
add_action('rss2_item', 'powerpress_rss2_item');
function powerpress_filter_rss_enclosure($content)
{
if( defined('PODPRESS_VERSION') || isset($GLOBALS['podcasting_player_id']) || isset($GLOBALS['podcast_channel_active']) || defined('PODCASTING_VERSION') )
return $content; // Another podcasting plugin is enabled...
if( powerpress_is_custom_podcast_feed() && get_query_var('feed') != 'podcast' && !is_category() )
return ''; // We will handle this enclosure in the powerpress_rss2_item() function
$match_count = preg_match('/\surl="([^"]*)"/', $content, $matches);
if( count($matches) != 2)
return $content;
// Original Media URL
$OrigURL = $matches[1];
if( substr($OrigURL, 0, 5) != 'http:' && substr($OrigURL, 0, 6) != 'https:' )
return ''; // The URL value is invalid
global $post, $powerpress_rss_enclosure_post_id;
if( @$powerpress_rss_enclosure_post_id == $post->ID )
return ''; // we've already included one enclosure, lets not allow anymore
$powerpress_rss_enclosure_post_id = $post->ID;
// Modified Media URL
$ModifiedURL = powerpress_add_redirect_url($OrigURL);
// Check that the content type is a valid one...
$match_count = preg_match('/\stype="([^"]*)"/', $content, $matches);
if( count($matches) > 1 && strstr($matches[1], '/') == false )
{
$ContentType = powerpress_get_contenttype($ModifiedURL);
$content = str_replace("type=\"{$matches[1]}\"", "type=\"$ContentType\"", $content);
}
// Check that the content length is a digit greater that zero
$match_count = preg_match('/\slength="([^"]*)"/', $content, $matches);
if( count($matches) > 1 && empty($matches[1]) )
{
$content = str_replace("length=\"{$matches[1]}\"", "length=\"5242880\"", $content);
}
// Replace the original url with the modified one...
if( $OrigURL != $ModifiedURL )
return str_replace($OrigURL, $ModifiedURL, $content);
return $content;
}
add_filter('rss_enclosure', 'powerpress_filter_rss_enclosure', 11);
function powerpress_bloginfo_rss($content, $field = '')
{
if( powerpress_is_custom_podcast_feed() )
{
if( is_category() )
$Feed = get_option('powerpress_cat_feed_'.get_query_var('cat') );
else
$Feed = get_option('powerpress_feed_'.get_query_var('feed') );
//$Feed = true;
if( $Feed )
{
switch( $field )
{
case 'description': {
if( isset($Feed['description']) && $Feed['description'] != '' )
return $Feed['description'];
else if( is_category() )
{
$category = get_category( get_query_var('cat') );
if( $category->description )
return $category->description;
}
}; break;
case 'url': {
if( isset($Feed['url']) && $Feed['url'] != '' )
return trim($Feed['url']);
else if( is_category() )
return get_category_link( get_query_var('cat') );
}; break;
case 'name':
default: {
if( isset($Feed['title']) && $Feed['title'] != '' )
return $Feed['title'];
}; break;
}
}
}
return $content;
}
add_filter('get_bloginfo_rss', 'powerpress_bloginfo_rss', 10, 2);
function powerpress_wp_title_rss($title)
{
if( powerpress_is_custom_podcast_feed() )
{
if( is_category() )
{
$Feed = get_option('powerpress_cat_feed_'.get_query_var('cat') );
if( $Feed && isset($Feed['title']) && $Feed['title'] != '' )
return ''; // We alrady did a custom title, lets not add the category to it...
}
else
{
return ''; // It is not a category, lets not mess with our beautiful title then
}
}
return $title;
}
add_filter('wp_title_rss', 'powerpress_wp_title_rss');
function powerpress_rss_language($value)
{
if( powerpress_is_custom_podcast_feed() )
{
global $powerpress_feed;
if( $powerpress_feed && isset($powerpress_feed['rss_language']) && $powerpress_feed['rss_language'] != '' )
$value = $powerpress_feed['rss_language'];
}
return $value;
}
add_filter('option_rss_language', 'powerpress_rss_language');
function powerpress_do_podcast_feed($for_comments=false)
{
global $wp_query;
$GeneralSettings = get_option('powerpress_general');
if( isset($GeneralSettings['premium_caps']) && $GeneralSettings['premium_caps'] )
{
$feed_slug = get_query_var('feed');
if( $feed_slug != 'podcast' )
{
$FeedSettings = get_option('powerpress_feed_'.$feed_slug);
if( @$FeedSettings['premium'] )
{
require_once( POWERPRESS_ABSPATH.'/powerpress-feed-auth.php');
powerpress_feed_auth( $feed_slug );
}
}
}
$wp_query->get_posts();
do_feed_rss2($for_comments);
}
function powerpress_template_redirect()
{
if( is_feed() && powerpress_is_custom_podcast_feed() )
{
remove_action('template_redirect', 'ol_feed_redirect'); // Remove this action so feedsmith doesn't redirect
global $powerpress_feed;
if( is_array($powerpress_feed) && trim(@$powerpress_feed['feed_redirect_url']) != '' && !preg_match("/feedburner|feedsqueezer|feedvalidator/i", $_SERVER['HTTP_USER_AGENT'] ) && @$_GET['redirect'] != 'no' )
{
if (function_exists('status_header'))
status_header( 302 );
header("Location: " . trim($powerpress_feed['feed_redirect_url']));
header("HTTP/1.1 302 Temporary Redirect");
exit();
}
}
}
add_action('template_redirect', 'powerpress_template_redirect', 0);
function powerpress_rewrite_rules_array($array)
{
global $wp_rewrite;
$settings = get_option('powerpress_general');
$podcast_feeds = array('podcast'=>true);
if( isset($settings['custom_feeds']) && is_array($settings['custom_feeds']) )
$podcast_feeds = array_merge($settings['custom_feeds'], $podcast_feeds );
$merged_slugs = '';
while( list($feed_slug, $feed_title) = each($podcast_feeds) )
{
if( $merged_slugs != '' )
$merged_slugs .= '|';
$merged_slugs .= $feed_slug;
}
// $wp_rewrite->index most likely index.php
$new_array[ 'feed/('.$merged_slugs.')/?$' ] = $wp_rewrite->index. '?feed='. $wp_rewrite->preg_index(1);
// If feature is not enabled, use the default permalinks
if( empty($settings['permalink_feeds_only']) )
return array_merge($new_array, $array);
global $wpdb;
reset($podcast_feeds);
while( list($feed_slug, $feed_title) = each($podcast_feeds) )
{
$page_name_id = $wpdb->get_var("SELECT ID FROM {$wpdb->posts} WHERE post_name = '".$feed_slug."'");
if( $page_name_id )
{
$new_array[ $feed_slug.'/?$' ] = $wp_rewrite->index. '?pagename='. $feed_slug.'&page_id='.$page_name_id;
unset($podcast_feeds[ $feed_slug ]);
continue;
}
$category = get_category_by_slug($feed_slug);
if( $category )
{
$new_array[ $feed_slug.'/?$' ] = $wp_rewrite->index. '?cat='. $category->term_id; // category_name='. $feed_slug .'&
unset($podcast_feeds[ $feed_slug ]);
}
}
if( count($podcast_feeds) > 0 )
{
reset($podcast_feeds);
$remaining_slugs = '';
while( list($feed_slug, $feed_title) = each($podcast_feeds) )
{
if( $remaining_slugs != '' )
$remaining_slugs .= '|';
$remaining_slugs .= $feed_slug;
}
$new_array[ '('.$remaining_slugs.')/?$' ] = $wp_rewrite->index. '?pagename='. $wp_rewrite->preg_index(1);
}
return array_merge($new_array, $array);
}
add_filter('rewrite_rules_array', 'powerpress_rewrite_rules_array');
function powerpress_pre_transient_rewrite_rules($return_rules)
{
global $wp_rewrite;
$GeneralSettings = get_option('powerpress_general');
if( !in_array('podcast', $wp_rewrite->feeds) )
$wp_rewrite->feeds[] = 'podcast';
if( $GeneralSettings && isset($GeneralSettings['custom_feeds']) && is_array($GeneralSettings['custom_feeds']) )
{
while( list($feed_slug,$null) = each($GeneralSettings['custom_feeds']) )
{
if( !in_array($feed_slug, $wp_rewrite->feeds) )
$wp_rewrite->feeds[] = $feed_slug;
}
}
return $return_rules;
}
add_filter('pre_transient_rewrite_rules', 'powerpress_pre_transient_rewrite_rules');
function powerpress_init()
{
$GeneralSettings = get_option('powerpress_general');
if( empty($GeneralSettings['disable_appearance']) || $GeneralSettings['disable_appearance'] == false )
{
require_once( POWERPRESS_ABSPATH.'/powerpress-player.php');
powerpressplayer_init($GeneralSettings);
}
if( defined('PODPRESS_VERSION') || isset($GLOBALS['podcasting_player_id']) || isset($GLOBALS['podcast_channel_active']) || defined('PODCASTING_VERSION') )
return false; // Another podcasting plugin is enabled...
// If we are to process podpress data..
if( !empty($GeneralSettings['process_podpress']) )
{
powerpress_podpress_redirect_check();
}
// Add the podcast feeds;
add_feed('podcast', 'powerpress_do_podcast_feed');
if( $GeneralSettings && isset($GeneralSettings['custom_feeds']) && is_array($GeneralSettings['custom_feeds']) )
{
while( list($feed_slug,$feed_title) = each($GeneralSettings['custom_feeds']) )
{
if( $feed_slug != 'podcast' )
add_feed($feed_slug, 'powerpress_do_podcast_feed');
}
}
}
add_action('init', 'powerpress_init', -100); // We need to add the feeds before other plugins start screwing with them
// May be used for future use
/*
function powerpress_plugins_loaded()
{
}
add_action('plugins_loaded', 'powerpress_plugins_loaded');
*/
// Load the general feed settings for feeds handled by powerpress
function powerpress_load_general_feed_settings()
{
global $wp_query;
global $powerpress_feed;
if( $powerpress_feed !== false ) // If it is not false (either NULL or an array) then we already looked these settings up
{
$powerpress_feed = false;
// Get the powerpress settings
$GeneralSettings = get_option('powerpress_general');
if( !isset($GeneralSettings['custom_feeds']['podcast']) )
$GeneralSettings['custom_feeds']['podcast'] = 'Podcast Feed'; // Fixes scenario where the user never configured the custom default podcast feed.
if( $GeneralSettings )
{
$FeedSettingsBasic = get_option('powerpress_feed'); // Get overall feed settings
// If we're in advanced mode and we're dealing with a category feed we're extending, lets work with it...
if( is_category() && is_array($GeneralSettings['custom_cat_feeds']) && in_array( get_query_var('cat'), $GeneralSettings['custom_cat_feeds']) )
{
$cat_ID = get_query_var('cat');
$FeedCustom = get_option('powerpress_cat_feed_'.$cat_ID); // Get custom feed specific settings
$Feed = powerpress_merge_empty_feed_settings($FeedCustom, $FeedSettingsBasic);
$powerpress_feed = array();
$powerpress_feed['is_custom'] = true;
$powerpress_feed['category'] = $cat_ID;
$powerpress_feed['process_podpress'] = !empty($GeneralSettings['process_podpress']); // Category feeds could originate from Podpress
$powerpress_feed['rss_language'] = ''; // default, let WordPress set the language
$powerpress_feed['default_url'] = rtrim($GeneralSettings['default_url'], '/') .'/';
$explicit_array = array("no", "yes", "clean");
$powerpress_feed['explicit'] = $explicit_array[$Feed['itunes_explicit']];
if( $Feed['itunes_talent_name'] )
$powerpress_feed['itunes_talent_name'] = $Feed['itunes_talent_name'];
else
$powerpress_feed['itunes_talent_name'] = get_bloginfo_rss('name');
$powerpress_feed['enhance_itunes_summary'] = $Feed['enhance_itunes_summary'];
$powerpress_feed['posts_per_rss'] = false;
if( !empty($Feed['posts_per_rss']) && is_numeric($Feed['posts_per_rss']) && $Feed['posts_per_rss'] > 0 )
$powerpress_feed['posts_per_rss'] = $Feed['posts_per_rss'];
if( $Feed['feed_redirect_url'] != '' )
$powerpress_feed['feed_redirect_url'] = $Feed['feed_redirect_url'];
if( $Feed['itunes_author_post'] == true )
$powerpress_feed['itunes_author_post'] = true;
if( $Feed['rss_language'] != '' )
$powerpress_feed['rss_language'] = $Feed['rss_language'];
if( !empty($GeneralSettings['podcast_embed_in_feed']) )
$powerpress_feed['podcast_embed_in_feed'] = true;
return;
}
$feed_slug = get_query_var('feed');
if( isset($GeneralSettings['custom_feeds']) && is_array($GeneralSettings['custom_feeds']) && isset($GeneralSettings['custom_feeds'][ $feed_slug ] ))
{
$FeedCustom = get_option('powerpress_feed_'.$feed_slug); // Get custom feed specific settings
$Feed = powerpress_merge_empty_feed_settings($FeedCustom, $FeedSettingsBasic);
$powerpress_feed = array();
$powerpress_feed['is_custom'] = true;
$powerpress_feed['feed-slug'] = $feed_slug;
$powerpress_feed['process_podpress'] = ($feed_slug=='podcast'? !empty($GeneralSettings['process_podpress']): false); // We don't touch podpress data for custom feeds
$powerpress_feed['rss_language'] = ''; // RSS language should be set by WordPress by default
$powerpress_feed['default_url'] = '';
if( !empty($powerpress_feed['default_url']) )
$powerpress_feed['default_url'] = rtrim(@$GeneralSettings['default_url'], '/') .'/';
$explicit = array("no", "yes", "clean");
$powerpress_feed['explicit'] ='no';
if( !empty($Feed['itunes_explicit']) )
$powerpress_feed['explicit'] = $explicit[ $Feed['itunes_explicit'] ];
if( !empty($Feed['itunes_talent_name']) )
$powerpress_feed['itunes_talent_name'] = $Feed['itunes_talent_name'];
else
$powerpress_feed['itunes_talent_name'] = get_bloginfo_rss('name');
$powerpress_feed['enhance_itunes_summary'] = $Feed['enhance_itunes_summary'];
$powerpress_feed['posts_per_rss'] = false;
if( !empty($Feed['posts_per_rss']) && is_numeric($Feed['posts_per_rss']) && $Feed['posts_per_rss'] > 0 )
$powerpress_feed['posts_per_rss'] = $Feed['posts_per_rss'];
if( !empty($Feed['feed_redirect_url']) )
$powerpress_feed['feed_redirect_url'] = $Feed['feed_redirect_url'];
if( !empty($Feed['itunes_author_post'] ) )
$powerpress_feed['itunes_author_post'] = true;
if( !empty($Feed['rss_language']) )
$powerpress_feed['rss_language'] = $Feed['rss_language'];
if( !empty($GeneralSettings['podcast_embed_in_feed']) )
$powerpress_feed['podcast_embed_in_feed'] = true;
return;
}
if( !isset($FeedSettingsBasic['apply_to']) )
$FeedSettingsBasic['apply_to'] = 1;
// We fell this far,we must be in simple mode or the user never saved customized their custom feed settings
switch( $FeedSettingsBasic['apply_to'] )
{
case 0: // enhance only the podcast feed added by PowerPress, with the logic above this code should never be reached but it is added for readability.
{
if( $feed_slug != 'podcast' )
break;
} // important: no break here!
case 2: // RSS2 Main feed and podcast feed added by PowerPress only
{
if( $feed_slug != 'feed' && $feed_slug != 'rss2' && $feed_slug != 'podcast' )
break; // We're only adding podcasts to the rss2 feed in this situation
if( $wp_query->is_category ) // don't touch the category feeds...
break;
if( $wp_query->is_tag ) // don't touch the tag feeds...
break;
if( $wp_query->is_comment_feed ) // don't touch the comments feeds...
break;
} // important: no break here!
case 1: // All feeds
{
$powerpress_feed = array(); // Only store what's needed for each feed item
$powerpress_feed['is_custom'] = false; // ($feed_slug == 'podcast'?true:false);
$powerpress_feed['feed-slug'] = $feed_slug;
$powerpress_feed['process_podpress'] = !empty($GeneralSettings['process_podpress']); // We don't touch podpress data for custom feeds
$powerpress_feed['default_url'] = '';
if( !empty($GeneralSettings['default_url']) )
$powerpress_feed['default_url'] = rtrim($GeneralSettings['default_url'], '/') .'/';
$explicit = array("no", "yes", "clean");
$powerpress_feed['explicit'] = 'no';
if( !empty($FeedSettingsBasic['itunes_explicit']) )
$powerpress_feed['explicit'] = $explicit[$FeedSettingsBasic['itunes_explicit']];
if( !empty($FeedSettingsBasic['itunes_talent_name']) )
$powerpress_feed['itunes_talent_name'] = $FeedSettingsBasic['itunes_talent_name'];
else
$powerpress_feed['itunes_talent_name'] = get_bloginfo_rss('name');
$powerpress_feed['enhance_itunes_summary'] = 0;
if( isset($FeedSettingsBasic['enhance_itunes_summary']) )
$powerpress_feed['enhance_itunes_summary'] = $FeedSettingsBasic['enhance_itunes_summary'];
$powerpress_feed['posts_per_rss'] = false;
if( !empty($FeedSettingsBasic['posts_per_rss']) && is_numeric($FeedSettingsBasic['posts_per_rss']) && $FeedSettingsBasic['posts_per_rss'] > 0 )
$powerpress_feed['posts_per_rss'] = $FeedSettingsBasic['posts_per_rss'];
if( !empty($FeedSettingsBasic['itunes_author_post']) )
$powerpress_feed['itunes_author_post'] = true;
$powerpress_feed['rss_language'] = ''; // Cannot set the language setting in simple mode
if( !empty($GeneralSettings['podcast_embed_in_feed']) )
$powerpress_feed['podcast_embed_in_feed'] = true;
}; break;
// All other cases we let fall through
}
}
}
}
// Returns true of the feed should be treated as a podcast feed
function powerpress_is_podcast_feed()
{
if( defined('PODPRESS_VERSION') || isset($GLOBALS['podcasting_player_id']) || isset($GLOBALS['podcast_channel_active']) || defined('PODCASTING_VERSION') )
return false; // Another podcasting plugin is enabled...
global $powerpress_feed;
if( $powerpress_feed !== false && !is_array($powerpress_feed) )
powerpress_load_general_feed_settings();
if( $powerpress_feed === false )
return false;
return true;
}
// Returns true if the feed is a custom feed added by PowerPress
function powerpress_is_custom_podcast_feed()
{
if( defined('PODPRESS_VERSION') || isset($GLOBALS['podcasting_player_id']) || isset($GLOBALS['podcast_channel_active']) || defined('PODCASTING_VERSION') )
return false; // Another podcasting plugin is enabled...
global $powerpress_feed;
if( $powerpress_feed !== false && !is_array($powerpress_feed) )
powerpress_load_general_feed_settings();
if( $powerpress_feed === false )
return false;
return $powerpress_feed['is_custom'];
}
function powerpress_posts_join($join)
{
if( is_category() )
return $join;
if( is_feed() && (powerpress_is_custom_podcast_feed() || get_query_var('feed') == 'podcast' ) && !is_category() )
{
global $wpdb;
$join .= " INNER JOIN {$wpdb->postmeta} ";
$join .= " ON {$wpdb->posts}.ID = {$wpdb->postmeta}.post_id ";
}
return $join;
}
add_filter('posts_join', 'powerpress_posts_join' );
function powerpress_posts_where($where)
{
if( is_category() )
return $where;
if( is_feed() && (powerpress_is_custom_podcast_feed() || get_query_var('feed') == 'podcast' ) )
{
global $wpdb, $powerpress_feed;
$where .= " AND (";
if( powerpress_is_custom_podcast_feed() && get_query_var('feed') != 'podcast' && !is_category() )
$where .= " {$wpdb->postmeta}.meta_key = '_". get_query_var('feed') .":enclosure' ";
else
$where .= " {$wpdb->postmeta}.meta_key = 'enclosure' ";
// Include Podpress data if exists...
if( !empty($powerpress_feed['process_podpress']) && get_query_var('feed') == 'podcast' )
$where .= " OR {$wpdb->postmeta}.meta_key = 'podPressMedia' OR {$wpdb->postmeta}.meta_key = '_podPressMedia' ";
$where .= ") ";
}
return $where;
}
add_filter('posts_where', 'powerpress_posts_where' );
// Add the groupby needed for enclosures only
function powerpress_posts_groupby($groupby)
{
if( is_category() )
return $groupby;
if( is_feed() && (powerpress_is_custom_podcast_feed() || get_query_var('feed') == 'podcast' ) )
{
global $wpdb;
$groupby = " {$wpdb->posts}.ID ";
}
return $groupby;
}
add_filter('posts_groupby', 'powerpress_posts_groupby');
function powerpress_post_limits($limits)
{
if( is_feed() && powerpress_is_custom_podcast_feed() )
{
global $powerpress_feed;
if( $powerpress_feed['posts_per_rss'] && preg_match('/^(\d)+$/', trim($powerpress_feed['posts_per_rss'])) )
$limits = "LIMIT 0, {$powerpress_feed['posts_per_rss']}";
}
return $limits;
}
add_filter('post_limits', 'powerpress_post_limits');
function powerpress_do_all_pings()
{
global $wpdb;
$wpdb->query("DELETE FROM {$wpdb->postmeta} WHERE meta_key = '_encloseme' ");
// Now call the WordPress do_all_pings()...
do_all_pings();
remove_action('do_pings', 'do_all_pings');
}
remove_action('do_pings', 'do_all_pings');
add_action('do_pings', 'powerpress_do_all_pings', 1, 1);
function powerpress_future_to_publish($post)
{
// Perform iTunes ping here if configured...
if( !is_admin() )
{ // If the future_to_publish is fired by a web visitor, we need to include the administration code so the iTunes ping goes as planned.
$Settings = get_option('powerpress_general');
if( isset($Settings['ping_itunes']) && $Settings['ping_itunes'] )
{
require_once(POWERPRESS_ABSPATH.'/powerpressadmin.php');
}
}
}
add_action('future_to_publish', 'powerpress_future_to_publish');
/*
Helper functions:
*/
function powerpress_podpress_redirect_check()
{
if( preg_match('/podpress_trac\/([^\/]+)\/([^\/]+)\/([^\/]+)\/(.*)$/', $_SERVER['REQUEST_URI'], $matches) )
{
$post_id = $matches[2];
$mediaNum = $matches[3];
//$filename = $matches[4];
//$method = $matches[1];
if( is_numeric($post_id) && is_numeric($mediaNum))
{
$EpisodeData = powerpress_get_enclosure_data_podpress($post_id, $mediaNum);
if( $EpisodeData && isset($EpisodeData['url']) )
{
if( strpos($EpisodeData['url'], 'http://' ) !== 0 && strpos($EpisodeData['url'], 'https://' ) !== 0 )
{
die('Error occurred obtaining the URL for the requested media file.');
exit;
}
$EnclosureURL = str_replace(' ', '%20', $EpisodeData['url']);
header('Location: '.$EnclosureURL, true, 302);
header('Content-Length: 0');
exit;
}
// Let the WordPress 404 page load as normal
}
}
}
function the_powerpress_content()
{
echo get_the_powerpress_content();
}
function get_the_powerpress_content()
{
global $post;
if( defined('PODPRESS_VERSION') || isset($GLOBALS['podcasting_player_id']) || isset($GLOBALS['podcast_channel_active']) || defined('PODCASTING_VERSION') )
return '';
if( function_exists('post_password_required') )
{
if( post_password_required($post) )
return '';
}
// PowerPress settings:
$GeneralSettings = get_option('powerpress_general');
// No player or links to add to content...
if( !empty($GeneralSettings['disable_appearance']) )
return $content;
if( !isset($GeneralSettings['custom_feeds']) )
$GeneralSettings['custom_feeds'] = array('podcast'=>'Default Podcast Feed');
// Re-order so the default podcast episode is the top most...
$Temp = $GeneralSettings['custom_feeds'];
$GeneralSettings['custom_feeds'] = array();
$GeneralSettings['custom_feeds']['podcast'] = 'Default Podcast Feed';
while( list($feed_slug, $feed_title) = each($Temp) )
{
if( $feed_slug == 'podcast' )
continue;
$GeneralSettings['custom_feeds'][ $feed_slug ] = $feed_title;
}
if( !isset($GeneralSettings['display_player']) )
$GeneralSettings['display_player'] = 1;
if( !isset($GeneralSettings['player_function']) )
$GeneralSettings['player_function'] = 1;
if( !isset($GeneralSettings['podcast_link']) )
$GeneralSettings['podcast_link'] = 1;
// Figure out which players are alerady in the body of the page...
$ExcludePlayers = array();
if( isset($GeneralSettings['disable_player']) )
$ExcludePlayers = $GeneralSettings['disable_player']; // automatically disable the players configured
// LOOP HERE TO DISPLAY EACH MEDIA TYPE
$new_content = '';
while( list($feed_slug,$feed_title) = each($GeneralSettings['custom_feeds']) )
{
// Get the enclosure data
$EpisodeData = powerpress_get_enclosure_data($post->ID, $feed_slug);
if( !$EpisodeData && !empty($GeneralSettings['process_podpress']) && $feed_slug == 'podcast' )
$EpisodeData = powerpress_get_enclosure_data_podpress($post->ID);
if( !$EpisodeData || !$EpisodeData['url'] )
continue;
// Just in case, if there's no URL lets escape!
if( !$EpisodeData['url'] )
continue;
// If the player is not already inserted in the body of the post using the shortcode...
//if( preg_match('/\[powerpress(.*)\]/is', $content) == 0 )
if( !isset($ExcludePlayers[ $feed_slug ]) ) // If the player is not in our exclude list because it's already in the post body somewhere...
{
if( isset($GeneralSettings['premium_caps']) && $GeneralSettings['premium_caps'] && !powerpress_premium_content_authorized($feed_slug) )
{
$new_content .= powerpress_premium_content_message($post->ID, $feed_slug, $EpisodeData);
}
else
{
if( $GeneralSettings['player_function'] != 3 && $GeneralSettings['player_function'] != 0 ) // Play in new window only or disabled
{
$AddDefaultPlayer = empty($EpisodeData['no_player']);
if( $EpisodeData && !empty($EpisodeData['embed']) )
{
$new_content .= trim($EpisodeData['embed']);
if( !empty($GeneralSettings['embed_replace_player']) )
$AddDefaultPlayer = false;
}
if( $AddDefaultPlayer )
{
$image = '';
$width = '';
$height = '';
if( isset($EpisodeData['image']) && $EpisodeData['image'] != '' )
$image = $EpisodeData['image'];
if( !empty($EpisodeData['width']) && is_numeric($EpisodeData['width']) )
$width = $EpisodeData['width'];
if( !empty($EpisodeData['height']) && is_numeric($EpisodeData['height']) )
$height = $EpisodeData['height'];
$new_content .= apply_filters('powerpress_player', '', powerpress_add_flag_to_redirect_url(linkencode($EpisodeData['url']), 'p'), $EpisodeData );
}
}
if( !isset($EpisodeData['no_links']) )
$new_content .= apply_filters('powerpress_player_links', '', powerpress_add_flag_to_redirect_url(linkencode($EpisodeData['url']), 'p'), $EpisodeData );
}
}
}
return $new_content;
}
// Adds content types that are missing from the default wp_check_filetype function
function powerpress_get_contenttype($file, $use_wp_check_filetype = true)
{
$parts = pathinfo($file);
switch( strtolower($parts['extension']) )
{
// Audio formats
case 'mp3': // most common
case 'mpga':
case 'mp2':
case 'mp2a':
case 'm2a':
case 'm3a':
return 'audio/mpeg';
case 'm4a':
return 'audio/x-m4a';
case 'm4b': // Audio book format
return 'audio/m4b';
case 'm4r': // iPhone ringtone format
return 'audio/m4r';
// OGG Internet contnet types as set forth by rfc5334 (http://tools.ietf.org/html/rfc5334)
case 'oga':
case 'spx':
return 'audio/ogg';
case 'wma':
return 'audio/x-ms-wma';
case 'wax':
return 'audio/x-ms-wax';
case 'ra':
case 'ram':
return 'audio/x-pn-realaudio';
case 'mp4a':
return 'audio/mp4';
// Video formats
case 'm4v':
return 'video/x-m4v';
case 'mpeg':
case 'mpg':
case 'mpe':
case 'm1v':
case 'm2v':
return 'video/mpeg';
case 'mp4':
case 'mp4v':
case 'mpg4':
return 'video/mp4';
case 'asf':
case 'asx':
return 'video/x-ms-asf';
case 'wmx':
return 'video/x-ms-wmx';
case 'avi':
return 'video/x-msvideo';
case 'wmv':
return 'video/x-ms-wmv'; // Check this
case 'flv':
return 'video/x-flv';
case 'mov':
case 'qt':
return 'video/quicktime';
case 'divx':
return 'video/divx';
case '3gp':
return 'video/3gpp';
case 'webm':
return 'video/webm';
case 'ogg':
case 'ogv':
return 'video/ogg';
// rarely used
case 'mid':
case 'midi':
return'audio/midi';
case 'wav':
return 'audio/wav';
case 'aa':
return 'audio/audible';
case 'pdf':
return 'application/pdf';
case 'torrent':
return 'application/x-bittorrent';
case 'swf':
return 'application/x-shockwave-flash';
case 'ogx':
return 'application/ogg';
default: // Let it fall through
}
// Last case let wordpress detect it:
if( $use_wp_check_filetype )
{
$FileType = wp_check_filetype($file);
if( $FileType && isset($FileType['type']) )
return $FileType['type'];
}
return '';
}
function powerpress_itunes_summary($html)
{
// Do some smart conversion of the post html to readable text without HTML.
// First, convert: <a href="link"...>label</a>
// to: label (link)
$html = preg_replace_callback('/(\<a[^\>]*href="([^"]*)"[^\>]*>([^\<]*)<\/a\>)/i',
create_function(
'$matches',
'return "{$matches[3]} ({$matches[2]})";'
),
$html);
// Second, convert: <img src="link" title="title" />
// to: if no title (image: link) or (image title: link)
$html = preg_replace_callback('/(\<img[^\>]*src="([^"]*)"[^\>]*[^\>]*\>)/i',
create_function(
'$matches',
'return "({$matches[2]})";'
),
$html);
// For now make them bullet points...
$html = str_replace('<li>', '<li>* ', $html);
// Now do all the other regular conversions...
$html = strip_shortcodes( $html );
$html = str_replace(']]>', ']]&gt;', $html);
$content_no_html = strip_tags($html);
$content_no_html = powerpress_format_itunes_value($content_no_html, 'summary');
$content_no_html = preg_replace('/(\(http:\/\/[^\)\s]*)$/i', '', $content_no_html);
return $content_no_html;
}
function powerpress_itunes_categories($PrefixSubCategories = false)
{
$temp = array();
$temp['01-00'] = 'Arts';
$temp['01-01'] = 'Design';
$temp['01-02'] = 'Fashion & Beauty';
$temp['01-03'] = 'Food';
$temp['01-04'] = 'Literature';
$temp['01-05'] = 'Performing Arts';
$temp['01-06'] = 'Visual Arts';
$temp['02-00'] = 'Business';
$temp['02-01'] = 'Business News';
$temp['02-02'] = 'Careers';
$temp['02-03'] = 'Investing';
$temp['02-04'] = 'Management & Marketing';
$temp['02-05'] = 'Shopping';
$temp['03-00'] = 'Comedy';
$temp['04-00'] = 'Education';
$temp['04-01'] = 'Education Technology';
$temp['04-02'] = 'Higher Education';
$temp['04-03'] = 'K-12';
$temp['04-04'] = 'Language Courses';
$temp['04-05'] = 'Training';
$temp['05-00'] = 'Games & Hobbies';
$temp['05-01'] = 'Automotive';
$temp['05-02'] = 'Aviation';
$temp['05-03'] = 'Hobbies';
$temp['05-04'] = 'Other Games';
$temp['05-05'] = 'Video Games';
$temp['06-00'] = 'Government & Organizations';
$temp['06-01'] = 'Local';
$temp['06-02'] = 'National';
$temp['06-03'] = 'Non-Profit';
$temp['06-04'] = 'Regional';
$temp['07-00'] = 'Health';
$temp['07-01'] = 'Alternative Health';
$temp['07-02'] = 'Fitness & Nutrition';
$temp['07-03'] = 'Self-Help';
$temp['07-04'] = 'Sexuality';
$temp['08-00'] = 'Kids & Family';
$temp['09-00'] = 'Music';
$temp['10-00'] = 'News & Politics';
$temp['11-00'] = 'Religion & Spirituality';
$temp['11-01'] = 'Buddhism';
$temp['11-02'] = 'Christianity';
$temp['11-03'] = 'Hinduism';
$temp['11-04'] = 'Islam';
$temp['11-05'] = 'Judaism';
$temp['11-06'] = 'Other';
$temp['11-07'] = 'Spirituality';
$temp['12-00'] = 'Science & Medicine';
$temp['12-01'] = 'Medicine';
$temp['12-02'] = 'Natural Sciences';
$temp['12-03'] = 'Social Sciences';
$temp['13-00'] = 'Society & Culture';
$temp['13-01'] = 'History';
$temp['13-02'] = 'Personal Journals';
$temp['13-03'] = 'Philosophy';
$temp['13-04'] = 'Places & Travel';
$temp['14-00'] = 'Sports & Recreation';
$temp['14-01'] = 'Amateur';
$temp['14-02'] = 'College & High School';
$temp['14-03'] = 'Outdoor';
$temp['14-04'] = 'Professional';
$temp['15-00'] = 'Technology';
$temp['15-01'] = 'Gadgets';
$temp['15-02'] = 'Tech News';
$temp['15-03'] = 'Podcasting';
$temp['15-04'] = 'Software How-To';
$temp['16-00'] = 'TV & Film';
if( $PrefixSubCategories )
{
while( list($key,$val) = each($temp) )
{
$parts = explode('-', $key);
$cat = $parts[0];
$subcat = $parts[1];
if( $subcat != '00' )
$temp[$key] = $temp[$cat.'-00'].' > '.$val;
}
reset($temp);
}
return $temp;
}
function powerpress_get_root_url()
{
$powerpress_dirname = basename( POWERPRESS_ABSPATH );
return WP_PLUGIN_URL . '/'. $powerpress_dirname .'/';
}
function powerpress_format_itunes_value($value, $tag)
{
#if( !defined('DB_CHARSET') || DB_CHARSET != 'utf8' ) // Check if the string is UTF-8
# $value = utf8_encode($value); // If it is not, convert to UTF-8 then decode it...
// Code added to solve issue with KimiliFlashEmbed plugin and also remove the shortcode for the WP Audio Player
// 99.9% of the time this code will not be necessary
$value = preg_replace("/\[(kml_(flash|swf)embed|audio\:)\b(.*?)(?:(\/))?(\]|$)/isu", '', $value);
if(version_compare("5", phpversion(), ">"))
$value = preg_replace( '/&nbsp;/ui' , ' ', $value); // Best we can do for PHP4
else
$value = @html_entity_decode($value, ENT_COMPAT, 'UTF-8'); // Remove any additional entities such as &nbsp;
$value = preg_replace( '/&amp;/ui' , '&', $value); // Best we can do for PHP4. precaution in case it didn't get removed from function above.
return esc_html( powerpress_trim_itunes_value($value, $tag) );
}
function powerpress_trim_itunes_value($value, $tag = 'summary')
{
$value = trim($value); // First we need to trim the string
$length = (function_exists('mb_strlen')?mb_strlen($value):strlen($value) );
$trim_at = false;
$remove_new_lines = false;
switch($tag)
{
case 'summary': {
// 4000 character limit
if( $length > 4000 )
$trim_at = 4000;
}; break;
case 'subtitle':
case 'keywords':
case 'author':
case 'name':
default: {
$remove_new_lines = true;
// 255 character limit
if( $length > 255 )
$trim_at = 255;
};
}
if( $trim_at )
{
// Start trimming
$value = (function_exists('mb_substr')?mb_substr($value, 0, $trim_at):substr($value, 0, $trim_at) );
$clean_break = false;
if( preg_match('/(.*[,\n.\?!])[^,\n.\?!]/isu', $value, $matches) ) // pattern modifiers: case (i)nsensitive, entire (s)tring and (u)nicode
{
if( isset( $matches[1]) )
{
$detected_eof_pos = (function_exists('mb_strlen')?mb_strlen($matches[1]):strlen($matches[1]) );
// Look back at most 50 characters...
if( $detected_eof_pos > 3950 || ($detected_eof_pos > 205 && $detected_eof_pos < 255 ) )
{
$value = $matches[1];
$clean_break = true;
}
// Otherwise we want to continue with the same value we started with...
}
}
if( $clean_break == false && $tag = 'subtitle' ) // Subtitle we want to add a ... at the end
$value = (function_exists('mb_substr')?mb_substr($value, 0, 252):substr($value, 0, 252) ). '...';
}
if( $remove_new_lines )
$value = str_replace( array("\r\n\r\n", "\n", "\r", "\t","- "), array(' - ',' ', '', ' ', ''), $value );
return $value;
}
function powerpress_add_redirect_url($MediaURL, $GeneralSettings = false)
{
if( preg_match('/^http\:/i', $MediaURL) === false )
return $MediaURL; // If the user is hosting media not via http (e.g. https or ftp) then we can't handle the redirect
$NewURL = $MediaURL;
if( !$GeneralSettings ) // Get the general settings if not passed to this function, maintain the settings globally for further use
{
global $powerpress_general_settings;
if( !$powerpress_general_settings )
{
$powerpress_general_settings = get_option('powerpress_general');
if( !empty($powerpress_general_settings['cat_casting']) ) // If category podcasting...
{
if( is_category() ) // Special case where we want to track the category separately
{
$FeedCatSettings = get_option('powerpress_cat_feed_'.get_query_var('cat') );
if( $FeedCatSettings && !empty($FeedCatSettings['redirect']) )
$powerpress_general_settings['redirect0'] = $FeedCatSettings['redirect'];
}
else if( is_single() )
{
$categories = wp_get_post_categories( get_the_ID() );
if( count($categories) == 1 )
{
list($null,$cat_id) = each($categories);
$FeedCatSettings = get_option('powerpress_cat_feed_'.$cat_id );
if( $FeedCatSettings && !empty($FeedCatSettings['redirect']) )
$powerpress_general_settings['redirect0'] = $FeedCatSettings['redirect'];
// See if only one category is associated with this post
}
}
}
}
$GeneralSettings = $powerpress_general_settings;
}
for( $x = 3; $x >= 0; $x-- )
{
$key = sprintf('redirect%d', $x);
if( !empty($GeneralSettings[ $key ]) )
{
$RedirectClean = str_replace('http://', '', trim($GeneralSettings[ $key ]) );
if( !strstr($NewURL, $RedirectClean) )
$NewURL = 'http://'. $RedirectClean . str_replace('http://', '', $NewURL);
}
}
return $NewURL;
}
function powerpress_add_flag_to_redirect_url($MediaURL, $Flag)
{
return preg_replace('/(media\.(blubrry|techpodcasts|rawvoice|podcasternews)\.com\/[A-Za-z0-9-_]+\/)('.$Flag.'\/)?/i', '$1'."$Flag/", $MediaURL);
}
/*
Code contributed from upekshapriya on the Blubrry Forums
*/
function powerpress_byte_size($ppbytes)
{
$ppsize = $ppbytes / 1024;
if($ppsize < 1024)
{
$ppsize = number_format($ppsize, 1);
$ppsize .= 'KB';
}
else
{
if($ppsize / 1024 < 1024)
{
$ppsize = number_format($ppsize / 1024, 1);
$ppsize .= 'MB';
}
else if ($ppsize / 1024 / 1024 < 1024)
{
$ppsize = number_format($ppsize / 1024 / 1024, 1);
$ppsize .= 'GB';
}
}
return $ppsize;
}
// Merges settings from feed settings page to empty custom feed settings
function powerpress_merge_empty_feed_settings($CustomFeedSettings, $FeedSettings)
{
// Remove settings from main $FeedSettings that should not be copied to custom feed.
unset($FeedSettings['itunes_new_feed_url']);
unset($FeedSettings['apply_to']);
unset($FeedSettings['feed_redirect_url']);
// If the setting is not already set, set the enhnaced itunes setting if they have PHP5+ on by default
if( !isset($FeedSettings['enhance_itunes_summary']) )
$FeedSettings['enhance_itunes_summary'] = 0;
if( !$CustomFeedSettings )
return $FeedSettings; // If the $CustomFeedSettings is false
while( list($key,$value) = each($CustomFeedSettings) )
{
if( $value !== '' || !isset($FeedSettings[$key]) )
$FeedSettings[$key] = $value;
}
return $FeedSettings;
}
function powerpress_readable_duration($duration, $include_hour=false)
{
$seconds = 0;
$parts = explode(':', $duration);
if( count($parts) == 3 )
$seconds = $parts[2] + ($parts[1]*60) + ($parts[0]*60*60);
else if ( count($parts) == 2 )
$seconds = $parts[1] + ($parts[0]*60);
else
$seconds = $parts[0];
$hours = 0;
$minutes = 0;
if( $seconds >= (60*60) )
{
$hours = floor( $seconds /(60*60) );
$seconds -= (60*60*$hours);
}
if( $seconds >= (60) )
{
$minutes = floor( $seconds /(60) );
$seconds -= (60*$minutes);
}
if( $hours || $include_hour ) // X:XX:XX (readable)
return sprintf('%d:%02d:%02d', $hours, $minutes, $seconds);
return sprintf('%d:%02d', $minutes, $seconds); // X:XX or 0:XX (readable)
}
// For grabbing data from Podpress data stored serialized, the strings for some values can sometimes get corrupted, so we fix it...
function powerpress_repair_serialize($string)
{
if( @unserialize($string) )
return $string; // Nothing to repair...
$string = preg_replace_callback('/(s:(\d+):"([^"]*)")/',
create_function(
'$matches',
'if( strlen($matches[3]) == $matches[2] ) return $matches[0]; return sprintf(\'s:%d:"%s"\', strlen($matches[3]), $matches[3]);'
),
$string);
if( substr($string, 0, 2) == 's:' ) // Sometimes the serialized data is double serialized, so we need to re-serialize the outside string
{
$string = preg_replace_callback('/(s:(\d+):"(.*)";)$/',
create_function(
'$matches',
'if( strlen($matches[3]) == $matches[2] ) return $matches[0]; return sprintf(\'s:%d:"%s";\', strlen($matches[3]), $matches[3]);'
),
$string);
}
return $string;
}
/*
powerpress_get_post_meta()
Safe function to retrieve corrupted PodPress data from the database
@post_id - post id to retrieve post meta for
@key - key to retrieve post meta for
*/
function powerpress_get_post_meta($post_id, $key)
{
$pp_meta_cache = wp_cache_get($post_id, 'post_meta');
if ( !$pp_meta_cache ) {
update_postmeta_cache($post_id);
$pp_meta_cache = wp_cache_get($post_id, 'post_meta');
}
$meta = false;
if ( isset($pp_meta_cache[$key]) )
$meta = $pp_meta_cache[$key][0];
if ( is_serialized( $meta ) ) // Logic used up but not including WordPress 2.8, new logic doesn't make sure if unserialized failed or not
{
if ( false !== ( $gm = @unserialize( $meta ) ) )
return $meta;
}
return $meta;
}
function powerpress_get_enclosure($post_id, $feed_slug = 'podcast')
{
$Data = powerpress_get_enclosure_data($post_id, $feed_slug);
if( $Data )
return $Data['url'];
return false;
}
function powerpress_get_enclosure_data($post_id, $feed_slug = 'podcast')
{
if( $feed_slug == 'podcast' || $feed_slug == '' )
$MetaData = get_post_meta($post_id, 'enclosure', true);
else
$MetaData = get_post_meta($post_id, '_'. $feed_slug .':enclosure', true);
if( !$MetaData )
return false;
$MetaParts = explode("\n", $MetaData, 4);
$Serialized = false;
$Data = array();
$Data['id'] = $post_id;
$Data['feed'] = $feed_slug;
$Data['url'] = '';
$Data['duration'] = '';
$Data['size'] = '';
$Data['type'] = '';
$Data['width'] = '';
$Data['height'] = '';
if( count($MetaParts) > 0 )
$Data['url'] = powerpress_add_redirect_url( trim($MetaParts[0]) );
if( count($MetaParts) > 1 )
$Data['size'] = trim($MetaParts[1]);
if( count($MetaParts) > 2 )
$Data['type'] = trim($MetaParts[2]);
if( count($MetaParts) > 3 )
$Serialized = $MetaParts[3];
if( $Serialized )
{
$ExtraData = unserialize($Serialized);
if( $ExtraData && is_array($ExtraData) )
{
while( list($key,$value) = each($ExtraData) )
$Data[ $key ] = $value;
if( isset($Data['length']) ) // Setting from the "Podcasting" plugin...
$Data['duration'] = powerpress_readable_duration($Data['length'], true);
if( isset($Data['webm_src']) )
$Data['webm_src'] = powerpress_add_redirect_url( trim($Data['webm_src']) );
}
}
// Check that the content type is a valid one...
if( strstr($Data['type'], '/') == false )
$Data['type'] = powerpress_get_contenttype($Data['url']);
return $Data;
}
function powerpress_get_enclosure_data_podpress($post_id, $mediaNum = 0, $include_premium = false)
{
$podPressMedia = powerpress_get_post_meta($post_id, 'podPressMedia');
if( !$podPressMedia )
$podPressMedia = powerpress_get_post_meta($post_id, '_podPressMedia'); // handles latest verions of PodPress
if( $podPressMedia )
{
if( !is_array($podPressMedia) )
{
// Sometimes the stored data gets messed up, we can fix it here:
$podPressMedia = powerpress_repair_serialize($podPressMedia);
$podPressMedia = @unserialize($podPressMedia);
}
// Do it a second time in case it is double serialized
if( !is_array($podPressMedia) )
{
// Sometimes the stored data gets messed up, we can fix it here:
$podPressMedia = powerpress_repair_serialize($podPressMedia);
$podPressMedia = @unserialize($podPressMedia);
}
if( is_array($podPressMedia) && isset($podPressMedia[$mediaNum]) && isset($podPressMedia[$mediaNum]['URI']) )
{
if( $include_premium == false && isset($podPressMedia[$mediaNum]['premium_only']) && ($podPressMedia[$mediaNum]['premium_only'] == 'on' || $podPressMedia[$mediaNum]['premium_only'] == true) )
return false;
$Data = array();
$Data['id'] = $post_id;
$Data['feed'] = 'podcast';
$Data['duration'] = 0;
$Data['url'] = '';
$Data['size'] = 0;
$Data['type'] = '';
$Data['width'] = '';
$Data['height'] = '';
$Data['url'] = $podPressMedia[$mediaNum]['URI'];
if( isset($podPressMedia[$mediaNum]['size']) )
$Data['size'] = $podPressMedia[$mediaNum]['size'];
if( isset($PodPressSettings[$mediaNum]['duration']) )
$Data['duration'] = $podPressMedia[$mediaNum]['duration'];
if( isset($PodPressSettings[$mediaNum]['previewImage']) )
$Data['image'] = $podPressMedia[$mediaNum]['previewImage'];
if( strpos($Data['url'], 'http://' ) !== 0 && strpos($Data['url'], 'https://' ) !== 0 )
{
$PodPressSettings = get_option('podPress_config');
if( $PodPressSettings && isset($PodPressSettings['mediaWebPath']) )
$Data['url'] = rtrim($PodpressSettings['mediaWebPath'], '/') . '/' . ltrim($Data['url'], '/');
unset($PodPressSettings);
}
if( strpos($Data['url'], 'http://' ) !== 0 && strpos($Data['url'], 'https://' ) !== 0 )
{
$Settings = get_option('powerpress_general');
if( $Settings && isset($Settings['default_url']) )
$Data['url'] = rtrim($Settings['default_url'], '/') . '/' . ltrim($Data['url'], '/');
}
if( strpos($Data['url'], 'http://' ) !== 0 && strpos($Data['url'], 'https://' ) !== 0 )
return false;
$Data['type'] = powerpress_get_contenttype($Data['url']); // Detect the content type
$Data['url'] = powerpress_add_redirect_url($Data['url']); // Add redirects to Media URL
return $Data;
}
}
return false;
}
function powerpress_get_apple_id($url)
{
$results = preg_match('/id\=(\d+)/i', $url, $matches);
if( !$results )
$results = preg_match('/\/id(\d+)/i', $url, $matches);
if( $results )
return $matches[1];
return 0;
}
function the_powerpress_all_players($slug = false, $no_link=false)
{
echo get_the_powerpress_all_players($slug, $no_link);
}
function get_the_powerpress_all_players($slug = false, $no_link=false)
{
$return = '';
//Use this function to insert the Powerpress player anywhere in the page.
//Made by Nicolas Bouliane (http://nicolasbouliane.com/)
/*We're going to use the Loop to retrieve the latest post with the 'enclosure' custom key set
//then interpret it and manually launch powerpressplayer_build with the URL contained within
//that data.*/
//Let's reset the Loop to make sure we look through all posts
rewind_posts();
// Get the list of podcast channel slug names...
$GeneralSettings = get_option('powerpress_general');
// No player or links to add to content...
if( !empty($GeneralSettings['disable_appearance']) )
return $return;
$ChannelSlugs = array('podcast');
if( $slug == false )
{
if( isset($GeneralSettings['custom_feeds']['podcast']) )
$ChannelSlugs = array(); // Reset the array so it is added from the list in specified order
while( list($feed_slug,$null) = each($GeneralSettings['custom_feeds']) )
$ChannelSlugs[] = $feed_slug;
}
else if( is_array($slug) )
{
$ChannelSlugs = $slug;
}
else
{
$ChannelSlugs = array($slug);
}
// Loop through the posts
while( have_posts() )
{
the_post();
//$PostMetaKeys = get_post_custom_keys($post->ID);
//print_r($PostMetaKeys);
while( list($null,$feed_slug) = each($ChannelSlugs) )
{
// Do we follow the global settings to disable a player?
if( isset($GeneralSettings['disable_player']) && isset($GeneralSettings['disable_player'][$feed_slug]) && $slug == false )
continue;
$EpisodeData = powerpress_get_enclosure_data(get_the_ID(), $feed_slug);
if( !$EpisodeData && !empty($GeneralSettings['process_podpress']) && $feed_slug == 'podcast' )
$EpisodeData = powerpress_get_enclosure_data_podpress(get_the_ID());
if( !$EpisodeData )
continue;
$AddDefaultPlayer = true;
if( !empty($EpisodeData['embed']) )
{
$return .= $EpisodeData['embed'];
if( !empty($GeneralSettings['embed_replace_player']) )
$AddDefaultPlayer = false;
}
if( isset($GeneralSettings['premium_caps']) && $GeneralSettings['premium_caps'] && !powerpress_premium_content_authorized($GeneralSettings) )
{
$return .= powerpress_premium_content_message(get_the_ID(), $feed_slug, $EpisodeData);
continue;
}
if( !isset($EpisodeData['no_player']) && $AddDefaultPlayer )
{
$return .= apply_filters('powerpress_player', '', powerpress_add_flag_to_redirect_url($EpisodeData['url'], 'p'), $EpisodeData );
}
if( !isset($EpisodeData['no_links']) && $no_link == false )
{
$return .= apply_filters('powerpress_player_links', '', powerpress_add_flag_to_redirect_url($EpisodeData['url'], 'p'), $EpisodeData );
// $return .= powerpress_get_player_links(get_the_ID(), $feed_slug, $EpisodeData );
}
}
reset($ChannelSlugs);
}
return $return;
}
function powerpress_premium_content_authorized($feed_slug)
{
if( $feed_slug != 'podcast' )
{
$FeedSettings = get_option('powerpress_feed_'. $feed_slug);
if( isset($FeedSettings['premium']) && $FeedSettings['premium'] != '' )
return current_user_can($FeedSettings['premium']);
}
return true; // any user can access this content
}
function powerpress_premium_content_message($post_id, $feed_slug, $EpisodeData = false)
{
if( !$EpisodeData && $post_id )
$EpisodeData = powerpress_get_enclosure_data($post_id, $feed_slug);
if( !$EpisodeData )
return '';
$FeedSettings = get_option('powerpress_feed_'.$feed_slug);
$extension = 'unknown';
$parts = pathinfo($EpisodeData['url']);
if( $parts && isset($parts['extension']) )
$extension = strtolower($parts['extension']);
if( isset($FeedSettings['premium_label']) && $FeedSettings['premium_label'] != '' ) // User has a custom label
return '<p class="powerpress_links powerpress_links_'. $extension .'">'. $FeedSettings['premium_label'] . '</p>'.PHP_EOL;
return '<p class="powerpress_links powerpress_links_'. $extension .'">'. htmlspecialchars($FeedSettings['title']) .': <a href="'. get_bloginfo('url') .'/wp-login.php" title="Protected Content">(Protected Content)</a></p>'.PHP_EOL;
}
function powerpress_is_mobile_client()
{
if( preg_match('/('.POWERPRESS_MOBILE_REGEX.')/i', $_SERVER['HTTP_USER_AGENT'], $matches) )
{
if( !empty($matches[1]) )
return $matches[1];
}
return false;
}
/*
End Helper Functions
*/
// Are we in the admin?
if( is_admin() )
{
require_once(POWERPRESS_ABSPATH.'/powerpressadmin.php');
register_activation_hook( __FILE__, 'powerpress_admin_activate' );
}
?>
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