github-migration/quick-audio-embed
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John Bintz 2009-11-29 12:37:19 -05:00
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<?php
/*
Plugin Name: Quick Audio Embed
Plugin URI: http://www.coswellproductions.com/wordpress/wordpress-plugins/
Description: Turn any MP3 link on a page into an MP3 player, using Google Reader's SWF player.
Version: 0.1
Author: John Bintz
Author URI: http://www.coswellproductions.com/wordpress/
Copyright 2009 John Bintz (email : john@coswellproductions.com)
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
class QuickAudioEmbed {
function init() {
$qae = new QuickAudioEmbed();
$qae->load();
add_filter('the_content', array(&$qae, 'the_content'));
add_action('admin_menu', array(&$qae, 'admin_menu'));
if (isset($_REQUEST['qae'])) {
if (is_array($_REQUEST['qae'])) {
if (isset($_REQUEST['qae']['_nonce'])) {
if (wp_verify_nonce($_REQUEST['qae']['_nonce'], 'quick-audio-embed')) {
$qae->save($_REQUEST['qae']);
}
}
}
}
}
function load() {
$this->settings = array(
'dimensions' => '300x50'
);
$options = get_option('quick-audio-embed-settings');
if (is_array($options)) {
$this->settings = array_merge($this->settings, $options);
}
}
function save($info) {
foreach ($info as $key => $value) {
switch ($key) {
case 'dimensions':
if (count($result = explode('x', $value)) !== 2) {
unset($info[$key]);
} else {
$result = array_map('intval', $result);
$info[$key] = implode('x', $result);
}
break;
}
}
$this->settings = $info;
update_option('quick-audio-embed-settings', $info);
}
function admin_menu() {
add_settings_section('quick-audio-embed', __('Quick Audio Embed', 'quick-audio-embed'), array(&$this, 'media_settings'), 'media');
add_settings_field('qae-dimensions', __('Dimensions', 'quick-audio-embed'), array(&$this, 'qae_dimensions'), 'media', 'quick-audio-embed');
}
function the_content($content = '') {
return preg_replace_callback('#<a[^\>]+href="(?P<url>[^\"]+\.mp3)"[^\>]*>.*</a>#mis', array(&$this, '_the_content_callback'), $content);
}
function media_settings() { ?>
<p><em><strong>Quick Audio Embed</strong> takes any linked-to MP3 file and wraps it in Google Reader's Audio Player.</em></p>
<input type="hidden" name="qae[_nonce]" value="<?php echo esc_attr(wp_create_nonce('quick-audio-embed')) ?>" />
<?php }
function qae_dimensions() { ?>
<input type="text" name="qae[dimensions]" value="<?php echo esc_attr($this->settings['dimensions']) ?>" />
<p>
<em>The dimensions of the player as <strong>width</strong>x<strong>height</strong>: <code>300x50</code></em>
</p>
<?php }
function _the_content_callback($matches) {
$dimensions = explode('x', $this->settings['dimensions']);
return sprintf('
<embed type="application/x-shockwave-flash"
src="http://www.google.com/reader/ui/3247397568-audio-player.swf?audioUrl=%s"
width="%d"
height="%d"
allowscriptaccess="never"
quality="best"
bgcolor="#ffffff"
wmode="window"
flashvars="playerMode=embedded" />
', esc_url($matches['url']), esc_attr($dimensions[0]), esc_attr($dimensions[1]));
}
}
add_action('init', array('QuickAudioEmbed', 'init'));