[abcjs]. For a complete description of the syntax, see the Plugin Site.
Version: 4.1.0
Author: Paul Rosen
Author URI: http://paulrosen.net
License: GPL version 2 or later - http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
*/
/*
Copyright (C) 2015-2018 Paul Rosen
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 Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
defined( 'ABSPATH' ) or die( 'No script kiddies please!' );
//
//-- Allow upload of .abc files in "Add Media"
//
function abcjs_upload_mimes($mimes = array()) {
// Add a key and value for the ABC file type
$mimes['abc'] = "text/abc";
return $mimes;
}
add_action('upload_mimes', 'abcjs_upload_mimes');
//
//-- Add the javascript and css if there is a shortcode on the page.
//
function abcjs_conditionally_load_resources( $posts ) {
if ( empty( $posts ) ) {
return $posts;
}
$has_abcjs = false;
foreach ( $posts as $post ) {
if ( stripos( $post->post_content, '[abcjs' ) !== false ) {
$has_abcjs = true;
break;
}
}
if ( $has_abcjs ) {
wp_enqueue_script( 'abcjs-font-awesome', 'https://use.fontawesome.com/b8d1222982.js');
wp_enqueue_script( 'abcjs-plugin', plugins_url( '/abcjs_midi_4.1.0-min.js', __FILE__ ));
$plugin_url = plugin_dir_url( __FILE__ );
wp_enqueue_style( 'style1', $plugin_url . 'abcjs-midi.css' );
}
return $posts;
}
add_filter( 'the_posts', 'abcjs_conditionally_load_resources' );
// This turns the shortcode parameter back into the originally pasted string.
function process_abc( $content ) {
$content2 = preg_replace("&
\r\n&", "\x01", $content);
$content2 = preg_replace("&
\n&", "\x01", $content2);
$content2 = preg_replace("&
\r\n&", "\x01", $content2);
$content2 = preg_replace("&
\n&", "\x01", $content2);
$content2 = preg_replace("&\r\n&", "\x01", $content2);
$content2 = preg_replace("&\n&", "\x01", $content2);
$content2 = preg_replace("-\"-", "\\\"", $content2);
$content2 = preg_replace("-”-", "\\\"", $content2);
$content2 = preg_replace("-„-", "\\\"", $content2);
$content2 = preg_replace("-’-", "'", $content2);
$content2 = preg_replace("-″-", "\\\"", $content2);
$content2 = preg_replace("-“-", "\\\"", $content2);
$content2 = preg_replace("-'-", "\\\'", $content2);
return $content2;
}
// If a URL was passed in, then read the string from that, otherwise read the string from the contents.
function get_abc_string( $file, $content) {
if ($file) {
$content2 = file_get_contents( $file );
$content2 = preg_replace("&\r\n&", "\x01", $content2);
$content2 = preg_replace("&\n&", "\x01", $content2);
$content2 = preg_replace("-'-", "\\\'", $content2);
$content2 = preg_replace("-\"-", "\\\"", $content2);
} else
$content2 = process_abc($content);
return $content2;
}
function construct_divs($number_of_tunes, $type, $class) {
$output = "";
$ids = "";
for ($i = 0; $i < $number_of_tunes; $i = $i + 1) {
$id = 'abc-' . $type . '-' . uniqid();
$output = $output . '' . "\n";
$ids = $ids . "'" . $id . "',";
}
return array( 'output' => $output, 'ids' => $ids );
}
//
//-- Interpret the [abcjs] shortcode
//
function abcjs_create_music( $atts, $content ) {
$a = shortcode_atts( array(
'class' => 'abc-paper',
'parser' => '{}',
'engraver' => '{}',
'render' => '{}',
'file' => '',
'number_of_tunes' => '1'
), $atts );
$content2 = get_abc_string($a['file'], $content);
$ret = construct_divs($a['number_of_tunes'], 'paper', $a['class']);
$output = $ret['output'];
$ids = $ret['ids'];
$output = $output .
'';
return $output;
}
add_shortcode( 'abcjs', 'abcjs_create_music' );
//
//-- Interpret the [abcjs-midi] shortcode
//
function abcjs_create_midi( $atts, $content ) {
$a = shortcode_atts( array(
'class' => 'abc-midi',
'parser' => '{}',
'midi' => '{}',
'file' => '',
'number_of_tunes' => '1'
), $atts );
$content2 = get_abc_string($a['file'], $content);
$ret = construct_divs($a['number_of_tunes'], 'midi', $a['class']);
$output = $ret['output'];
$ids = $ret['ids'];
$output = $output .
'';
return $output;
}
add_shortcode( 'abcjs-midi', 'abcjs_create_midi' );