.
**************************************************************************
*/
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_register_style( 'slushman-adp-layout-default', plugins_url( 'css/default.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' ) );
// Include other files
add_action( 'init', array( $this, 'file_includer' ) );
} // End of __construct()
function create_options() {
$options['slushman_adp_xml_url'] =
$options['slushman_adp_adpage_url'] =
$options['slushman_adp_max_shows'] =
$options['slushman_adp_display_time'] =
$options['slushman_adp_display_tickets'] =
$options['slushman_adp_display_age'] =
$options['slushman_adp_display_country'] =
$options['slushman_adp_layout'] = '';
$options['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() {
echo 'Choose what information you want displayed on your calendar.
';
}
function time_section() {
echo 'Choose how you want to format your times and dates.
';
}
function styling_section() {
echo 'Choose how you want the calendar to appear.
';
} // End of styling_section_fn()
function xml_url_field() {
$options = get_option( 'slushman_adp_options' ); ?>
" />
" />
/>
/>
/>
/>
/>
" />
/>
general_settings_key;
screen_icon();
echo '';
foreach ( $this->plugin_settings_tabs as $tab_key => $tab_caption ) {
$active = $current_tab == $tab_key ? 'nav-tab-active' : '';
echo '' . $tab_caption . '';
}
echo '
';
}
/**
* Processes and outputs the raw ArtistData XML feed
*
* get_xml() gets the value of the slushman_adp_xml_url plugin option,
* then fetches the ArtistData XML file at that URL. It then parses
* the XML into an array, which can be displayed easily.
*
* Here's wheere the cURL code came from:
* http://www.bobulous.org.uk/coding/php-5-xml-feeds.html
*
* @since 0.3
*
* @uses get_option
* @uses cURL
* @uses SimpleXmlElement
*
* @return array Data from the ArtistData XML
*/
function get_xml() {
$options = get_option( 'slushman_adp_options' );
if ( !empty( $options['slushman_adp_xml_url'] ) ) {
$xml_url = curl_init( $options['slushman_adp_xml_url'] );
curl_setopt( $xml_url, CURLOPT_RETURNTRANSFER, true );
curl_setopt( $xml_url, CURLOPT_CONNECTTIMEOUT, 4 );
curl_setopt( $xml_url, CURLOPT_AUTOREFERER, TRUE );
curl_setopt( $xml_url, CURLOPT_MAXREDIRS, 10 );
curl_setopt( $xml_url, CURLOPT_FOLLOWLOCATION, TRUE );
$xml = curl_exec( $xml_url );
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;
return $error_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()
/**
* Display errors and notices
*
*
*
* @since 0.2
*
* @param array $args Array of data
*
* @return mixed HTML formatted error message
*/
function display_errors_and_notices( $args ) {
$notices['check_field'] = 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.