.
**************************************************************************
*/
if ( !class_exists( "ArtistDataPress_Plugin" ) ) { //Start Class
class ArtistDataPress_Plugin {
public static $instance;
function __construct() {
self::$instance = $this;
// Runs when plugin is activated
register_activation_hook( __FILE__, array( $this, 'create_options' ) );
// Queues the included stylesheet
wp_register_style( 'slushman-adp', plugins_url( 'css/artistdatapress.css', __FILE__ ) );
wp_enqueue_style( 'slushman-adp' );
// Adds the ArtistDataPress option menu to the Settings menu
add_action( 'admin_menu', array( $this, 'add_menu' ) );
// Add "Settings" link to plugin page
add_filter( 'plugin_action_links_' . plugin_basename( __FILE__ ) , array( $this, 'settings_link' ) );
// Register and define the settings
add_action( 'admin_init', array( $this, 'register_settings' ) );
// Create shortcode [artistdatapress]
add_shortcode( 'artistdatapress', array( $this, 'shortcode' ) );
} // End of __construct()
function create_options() {
$options = array(
'slushman_adp_xml_url' => '',
'slushman_adp_adpage_url' => '',
'slushman_adp_max_shows' => '',
'slushman_adp_display_time' => '',
'slushman_adp_display_tickets' => '',
'slushman_adp_display_age' => '',
'slushman_adp_display_country' => '',
'slushman_adp_no_shows' => 'There are no shows currently scheduled.'
);
update_option( 'slushman_adp_options', $options );
} // End of create_options()
// Options Page
function add_menu() {
add_options_page(
'ArtistDataPress Options',
'ArtistDataPress',
'manage_options',
'slushman-adp',
array( $this, 'options_page' )
);
} // End of add_menu()
function settings_link( $links ) {
$slushman_adp_settings_link = sprintf( '%s ', admin_url( 'options-general.php?page=slushman-adp' ), __( 'Settings' ) );
array_unshift( $links, $slushman_adp_settings_link );
return $links;
} // End of settings_link()
function options_page() { ?>
The ArtistData XML feed URL can be found on your ArtistData account by going to Tools > Data Feeds.';
}
function display_section_fn() {
echo 'Choose what information you want displayed on your calendar.
';
}
function time_section_fn() {
echo 'Choose how you want to format your times and dates.
';
}
function styling_section_fn() {
echo 'Choose how you want the calendar to appear.
';
} // End of styling_section_fn()
function xml_url_field_fn() {
$options = get_option( 'slushman_adp_options' ); ?>
Default WordPress setting
>
Default WordPress setting
>
>
curl_redir_exec( $xml_url );
} // End of safe_mode check
curl_close( $xml_url );
libxml_use_internal_errors( true );
try {
$data = new SimpleXMLElement( $xml );
} catch ( Exception $e ) {
$error_message = 'SimpleXMLElement threw an exception.';
foreach( libxml_get_errors() as $error_line ) {
$error_message .= "\t" . $error_line->message;
} // End of libxml_get_errors foreach
trigger_error( $error_message );
$error = array( 'Error', 'There seems to be a problem with your feed URL.' );
return $error;
} // End of try / catch
if ( $data != FALSE ) {
$key = $data->show[0]->recordKey;
if ( !empty( $key ) ) {
return $data;
} else {
return FALSE;
} // End of $key empty check
} // End of $data check
} else {
$error = array( 'Error', 'Please enter a feed in the options page.' );
return $error;
} // End of slushman_adp_xml_url empty check
} // End of get_xml()
// Follow on location problems workaround
function curl_redir_exec( $ch ) {
static $curl_loops = 0;
static $curl_max_loops = 20;
if ( $curl_loops++ >= $curl_max_loops ) {
$curl_loops = 0;
return FALSE;
}
curl_setopt( $ch, CURLOPT_HEADER, true );
curl_setopt( $ch, CURLOPT_RETURNTRANSFER, true );
$data = curl_exec( $ch );
list( $header, $data ) = explode( "\n\n", $data, 2 );
$http_code = curl_getinfo( $ch, CURLINFO_HTTP_CODE );
if ( $http_code == 301 || $http_code == 302 ) {
$matches = array();
preg_match( '/Location:(.*?)\n/', $header, $matches );
$url = @parse_url( trim( array_pop( $matches ) ) );
if ( !$url ) {
// Couldn't process the url to redirect to
$curl_loops = 0;
return $data;
}
$last_url = parse_url( curl_getinfo( $ch, CURLINFO_EFFECTIVE_URL ) );
if ( !$url['scheme'] ) {
$url['scheme'] = $last_url['scheme'];
}
if ( !$url['host'] ) {
$url['host'] = $last_url['host'];
}
if ( !$url['path'] ) {
$url['path'] = $last_url['path'];
}
$new_url = $url['scheme'] . '://' . $url['host'] . $url['path'] . ($url['query']?'?'.$url['query']:'');
curl_setopt( $ch, CURLOPT_URL, $new_url );
return $this->curl_redir_exec( $ch );
} else {
$curl_loops = 0;
return $data;
} // End of $http_code check
} // End of curl_redir_exec()
/**
* Displays the ArtistData XML feed for use on a page
*
* artistdatapress() gets all the plugins options, gets the XML data as an array,
* then outputs an HTML table based on the user-selected options.
*
* @since 0.1
*
* @return mixed $output HTML-formatted table showing upcoming shows from an ArtistData feed
*/
function artistdatapress() {
$options = get_option( 'slushman_adp_options' );
$slushman_adp_adpage_url = $options['slushman_adp_adpage_url'];
$slushman_adp_max_shows = $options['slushman_adp_max_shows'];
$slushman_adp_display_name = $options['slushman_adp_display_name'];
$slushman_adp_display_time = $options['slushman_adp_display_time'];
$slushman_adp_time_format = $options['slushman_adp_time_format'];
$slushman_adp_date_format = $options['slushman_adp_date_format'];
$slushman_adp_display_wp_date = $options['slushman_adp_display_wp_date'];
$slushman_adp_display_tickets = $options['slushman_adp_display_tickets'];
$slushman_adp_display_age = $options['slushman_adp_display_age'];
$slushman_adp_country = $options['slushman_adp_country'];
$slushman_adp_no_shows = $options['slushman_adp_no_shows'];
$showfeed = $this->get_xml(); ?>
show as $show ) { ?>
name; ?>
ticketURI && $show->ticketURI != '' ) { ?>
Tickets: ticketPrice; ?>
Tickets: ticketPrice; ?> ticketURI empty check
} // End of $slushman_adp_display_tickets check
// Display the age limit if selected in the plugin options
if ( $slushman_adp_display_age == 'on') { ?>
Age Limit: ageLimit; ?>
sprintf( __( 'The %s field is either invalid or empty.
This %s is already used by another user.
%s has already received credit for this seminar.
%s has been marked as enrolled.
This student is not currently registered for the seminar course.
Attendance at %s for %s was added successfully.
%s updated, but %s did not.
; ?>)