event-organiser-edit.php

<?php
/**
 * Functions for Event CPT editing / creating page 
 * @since 1.0.0
 */
/**
 * Initialises the plug-ins metaboxs on Event CPT
 * @since 1.0.0
 * @ignore
 */
function eventorganiser_edit_init(){
	
	// add a meta box to event post types.
	add_meta_box( 'eventorganiser_detail', __( 'Event Details', 'eventorganiser' ), '_eventorganiser_details_metabox', 'event', 'normal', 'high' );

	// add a callback function to save any data a user enters in
	add_action( 'save_post', 'eventorganiser_details_save' );
}
add_action( 'admin_init', 'eventorganiser_edit_init' );

/**
 * Repurposes author metabox as organiser
 * @since 1.0.0
 * @ignore
 */
function _eventorganiser_author_meta_box_title() {
    $post_type_object = get_post_type_object( 'event' );
    if ( post_type_supports('event', 'author') ) {
        if ( is_super_admin() || current_user_can( $post_type_object->cap->edit_others_posts ) ){
            remove_meta_box( 'authordiv', 'event', 'core' );
            add_meta_box( 'authordiv',  __( 'Organiser', 'eventorganiser' ), 'post_author_meta_box', 'event', 'normal', 'core' );
        }
    }   
}
add_action( 'add_meta_boxes_event',  '_eventorganiser_author_meta_box_title' );

/**
 * Sets up the event data metabox
* This allows user to enter date / time, reoccurrence and venue data for the event
 * @ignore
 * @since 1.0.0
 */
function _eventorganiser_details_metabox( $post ){
	global $wp_locale;	

	//Sets the format as php understands it, and textual.
	$phpFormat = eventorganiser_get_option( 'dateformat' );
	if ( 'd-m-Y' == $phpFormat ){
		$format    = 'dd-mm-yyyy'; //Human form
	} elseif( 'Y-m-d' == $phpFormat ) {
		$format = 'yyyy-mm-dd'; //Human form
	}else{
		$format = 'mm-dd-yyyy'; //Human form
	}
	
	$is24 = eventorganiser_blog_is_24();
	$time_format = $is24 ? 'H:i' : 'g:ia';

	//Get the starting day of the week
	$start_day = intval( get_option( 'start_of_week' ) );
	$ical_days = array( 'SU', 'MO', 'TU', 'WE', 'TH', 'FR', 'SA' );

	//Retrieve event details
	extract( eo_get_event_schedule( $post->ID ) );
	$venues = eo_get_venues();
	$venue_id = (int) eo_get_venue( $post->ID );

	
	//$sche_once is used to disable date editing unless the user specifically requests it.
	//But a new event might be recurring (via filter), and we don't want to 'lock' new events.
	//See http://wordpress.org/support/topic/wrong-default-in-input-element
	$sche_once = ( $schedule == 'once' || !empty(get_current_screen()->action) );
	 
	if ( !$sche_once ){
		$notices = '<strong>'. __( 'This is a reoccurring event', 'eventorganiser' ).'</strong>. '
					. __( 'Check to edit this event and its reoccurrences', 'eventorganiser' )
					.' <input type="checkbox" id="HWSEvent_rec" name="eo_input[AlterRe]" value="yes">';
	}else{
		$notices = '';
	}
	
	//Start of meta box
	/**
	 * Filters the notice at the top of the event details metabox.
	 * 
	 * @param string  $notices The message text.
	 * @param WP_Post $post    The corresponding event (post).
	 */
	$notices = apply_filters('eventorganiser_event_metabox_notice', $notices, $post );
	if( $notices ){
		echo '<div class="updated below-h2"><p>'.$notices.'</p></div>';		
	}
	?>
	<div class="<?php echo ( $sche_once ? 'onetime': 'reoccurence' );?>">
		<p>
		<?php 
		if( $is24 ){
			printf( __( 'Ensure dates are entered in %1$s format and times in 24 hour format', 'eventorganiser' ), '<strong>'.$format.'</strong>' );
		}else{
			printf( __( 'Ensure dates are entered in %1$s format and times in 12 hour format', 'eventorganiser' ), '<strong>'.$format.'</strong>' );
		}
 		?>
 		</p>

		<table id="eventorganiser_event_detail" class="form-table">
				<tr valign="top" class="event-date">
					<td class="eo-label"><?php echo __( 'Start Date/Time', 'eventorganiser' ).':'; ?> </td>
					<td> 
						<input class="ui-widget-content ui-corner-all" name="eo_input[StartDate]" size="10" maxlength="10" id="from_date" <?php disabled( !$sche_once );?> value="<?php echo $start->format( $phpFormat ); ?>"/>
						<?php printf(
								'<input name="eo_input[StartTime]" class="eo_time ui-widget-content ui-corner-all" size="6" maxlength="8" id="HWSEvent_time" %s value="%s"/>',
								disabled( (!$sche_once) || $all_day, true, false ),
								eo_format_datetime( $start, $time_format )
						);?>						

					</td>
				</tr>

				<tr valign="top" class="event-date">
					<td class="eo-label"><?php echo __( 'End Date/Time', 'eventorganiser' ).':';?> </td>
					<td> 
						<input class="ui-widget-content ui-corner-all" name="eo_input[EndDate]" size="10" maxlength="10" id="to_date" <?php disabled( !$sche_once );?>  value="<?php echo $end->format( $phpFormat ); ?>"/>
					
						<?php printf(
								'<input name="eo_input[FinishTime]" class="eo_time ui-widget-content ui-corner-all" size="6" maxlength="8" id="HWSEvent_time2" %s value="%s"/>',
								disabled( (!$sche_once) || $all_day, true, false ),
								eo_format_datetime( $end, $time_format )
						);?>	

					<label>
					<input type="checkbox" id="eo_allday"  <?php checked( $all_day ); ?> name="eo_input[allday]"  <?php  disabled( !$sche_once );?> value="1"/>
						<?php _e( 'All day', 'eventorganiser' );?>
					 </label>
			
					</td>
				</tr>

				<tr class="event-date">
					<td class="eo-label"><?php _e( 'Reoccurence:', 'eventorganiser' );?> </td>
					<td> 
					<?php $reoccurrence_schedules = array( 'once' => __( 'once', 'eventorganiser' ), 'daily' => __( 'daily', 'eventorganiser' ), 'weekly' => __( 'weekly', 'eventorganiser' ),
														'monthly' => __( 'monthly', 'eventorganiser' ), 'yearly' => __( 'yearly', 'eventorganiser' ), 'custom' => __( 'custom', 'eventorganiser' ) );?>

					<select id="HWSEventInput_Req" name="eo_input[schedule]">
						<?php foreach ( $reoccurrence_schedules as $index => $val ): ?>
							<option value="<?php echo $index;?>" <?php selected( $schedule, $index );?>><?php echo $val;?></option>
						<?php endforeach;  //End foreach $allowed_reoccurs?>
					</select>
					</td>
				</tr>

				<tr valign="top"  class="event-date reocurrence_row">
					<td></td>
					<td>
						<p><?php _e( 'Repeat every', 'eventorganiser' );?> 
						<input <?php  disabled( !$sche_once || $all_day );?> class="ui-widget-content ui-corner-all" name="eo_input[event_frequency]" id="HWSEvent_freq" type="number" min="1" max="365" maxlength="4" size="4" disabled="disabled" value="<?php echo $frequency;?>" /> 
						<span id="recpan" >  </span>				
						</p>

						<p id="dayofweekrepeat">
						<?php _e( 'on', 'eventorganiser' );?>	
						<?php for ($i = 0; $i <= 6; $i++ ):
							$d = ($start_day + $i) % 7;
							$ical_d = $ical_days[$d];
							$day = $wp_locale->weekday_abbrev[$wp_locale->weekday[$d]];
							$schedule_days = ( is_array( $schedule_meta ) ? $schedule_meta : array() );
						?>
							<input type="checkbox" id="day-<?php echo $day;?>"  <?php checked( in_array( $ical_d, $schedule_days ), true ); ?>  value="<?php echo esc_attr( $ical_d )?>" class="daysofweek" name="eo_input[days][]" disabled="disabled" />
							<label for="day-<?php echo $day;?>" > <?php echo $day;?></label>
						<?php endfor;  ?>
						</p>

						<p id="dayofmonthrepeat">
						<label for="bymonthday" >	
							<input type="radio" id="bymonthday" disabled="disabled" name="eo_input[schedule_meta]" <?php checked( $occurs_by, 'BYMONTHDAY' ); ?> value="BYMONTHDAY=" /> 
							<?php _e( 'day of month', 'eventorganiser' );?>
						</label>
						<label for="byday" >
							<input type="radio" id="byday" disabled="disabled" name="eo_input[schedule_meta]"  <?php checked( $occurs_by != 'BYMONTHDAY', true ); ?> value="BYDAY=" /> 
							<?php _e( 'day of week', 'eventorganiser' );?>
						</label>
						</p>

						<p class="reoccurrence_label">
						<?php _e( 'until', 'eventorganiser' );?> 
						<input <?php  disabled( (!$sche_once) || $all_day ); ?> class="ui-widget-content ui-corner-all" name="eo_input[schedule_end]" id="recend" size="10" maxlength="10" disabled="disabled" value="<?php echo $schedule_last->format( $phpFormat ); ?>"/>
						</p>

						<p id="event_summary"> </p>
					</td>
				</tr>

				<tr valign="top" id="eo_occurrence_picker_row" class="event-date">
					<td class="eo-label">	
						<?php esc_html_e( 'Include/Exclude occurrences', 'eventorganiser' );?>
					</td>
					<td>
						<?php submit_button( __( 'Show dates', 'eventorganiser' ), 'hide-if-no-js eo_occurrence_toggle button small', 'eo_date_toggle', false ); ?>
						
						<div id="eo_occurrence_datepicker"></div>
						<?php 	
						//var_dump($include);
						if ( !empty( $include ) ){
							$include_str = array_map( 'eo_format_datetime', $include, array_fill( 0, count( $include ), 'Y-m-d' ) );
							$include_str = esc_textarea( sanitize_text_field( implode( ',', $include_str ) ) ); 
						} else {
							$include_str = '';
						}?>
						<textarea style="display:none;" name="eo_input[include]" id="eo_occurrence_includes"><?php echo $include_str; ?></textarea>

						<?php 	
						if ( !empty($exclude) ){
							$exclude_str = array_map( 'eo_format_datetime', $exclude, array_fill( 0, count( $exclude ), 'Y-m-d' ) );
							$exclude_str = esc_textarea( sanitize_text_field( implode( ',', $exclude_str ) ) ); 
						} else {
							$exclude_str = '';
						}?>
						<textarea style="display:none;" name="eo_input[exclude]" id="eo_occurrence_excludes"><?php echo $exclude_str; ?></textarea>

					</td>
				</tr>
				<?php 
					$supports = eventorganiser_get_option( 'supports' );
					if( in_array( 'event-venue', $supports ) ):	?>		
					
						<tr valign="top" class="eo-venue-combobox-select">
							<td class="eo-label"> <?php _e( 'Venue', 'eventorganiser' );?>: </td>
							<td> 	
								<select size="50" id="venue_select" name="eo_input[event-venue]">
									<option><?php _e( 'Select a venue', 'eventorganiser' );?></option>
									<?php foreach ( $venues as $venue ):?>
										<option <?php  selected( $venue->term_id, $venue_id );?> value="<?php echo intval( $venue->term_id );?>"><?php echo esc_html( $venue->name ); ?></option>
									<?php endforeach;?>
								</select>
							</td>
						</tr>
		
						<!-- Add New Venue --> 
						<tr valign="top" class="eo-add-new-venue">
							<td class="eo-label"><label><?php _e( 'Venue Name', 'eventorganiser' );?>:</label></td>
							<td><input type="text" name="eo_venue[name]" id="eo_venue_name"  value=""/></td>
						</tr>
						<?php
							$address_fields = _eventorganiser_get_venue_address_fields();
							foreach ( $address_fields as $key => $label ){
								printf( '<tr valign="top" class="eo-add-new-venue">
									<td class="eo-label"><label>%1$s:</label></td>
									<td><input type="text" name="eo_venue[%2$s]" class="eo_addressInput" id="eo_venue_add"  value=""/></td>
								</tr>',
								$label,
								esc_attr( trim( $key, '_' ) )/* Keys are prefixed by '_' */
								);
							}
						?>
						<tr valign="top" class="eo-add-new-venue" >
							<td class="eo-label"></td>
							<td>
								<a class="button eo-add-new-venue-cancel" href="#"><?php esc_html_e( 'Cancel','eventorganiser' );?> </a>
							</td>
						</tr>

						<!-- Venue Map --> 
						<tr valign="top"  class="venue_row <?php if ( !$venue_id ) echo 'novenue';?>" >
							<td class="eo-label"></td>
							<td>
								<div id="eventorganiser_venue_meta" style="display:none;">
									<input type="hidden" id="eo_venue_Lat" name="eo_venue[latitude]" value="<?php eo_venue_lat( $venue_id );?>" />
									<input type="hidden" id="eo_venue_Lng" name="eo_venue[longtitude]" value="<?php eo_venue_lng( $venue_id ); ?>" />
								</div>
								<div id="venuemap" class="ui-widget-content ui-corner-all gmap3"></div>
								<div class="clear"></div>
							</td>
						</tr>
				<?php endif; //endif venue's supported ?>
			</table>
		</div>
	<?php 

	// create a custom nonce for submit verification later
	wp_nonce_field( 'eventorganiser_event_update_'.get_the_ID().'_'.get_current_blog_id(), '_eononce' );	
}	


/**
 * Saves the event data posted from the event metabox.
 * Hooked to the 'save_post' action
 * 
 * @since 1.0.0
 *
 * @param int $post_id the event post ID
 * @return int $post_id the event post ID
 */
function eventorganiser_details_save( $post_id ) {

	//make sure data came from our meta box
	if ( !isset( $_POST['_eononce'] ) || !wp_verify_nonce( $_POST['_eononce'], 'eventorganiser_event_update_'.$post_id.'_'.get_current_blog_id() ) ) return;

	//verify this is not an auto save routine. 
	if ( defined( 'DOING_AUTOSAVE' ) && DOING_AUTOSAVE ) return;
	
	//verify this is not a cron job
	if ( defined( 'DOING_CRON' ) && DOING_CRON ) return;
	
	//authentication checks
	if ( !current_user_can( 'edit_event', $post_id ) ) return;

	//Collect raw data
	$raw_data = ( isset( $_POST['eo_input'] ) ? $_POST['eo_input'] : array() );
	$raw_data = wp_parse_args( $raw_data, array(
		'StartDate' => '', 'EndDate' => '', 'StartTime' => '00:00', 'FinishTime' => '23:59', 'schedule' => 'once', 'event_frequency' => 1,
		'schedule_end' => '', 'allday' => 0, 'schedule_meta' => '', 'days' => array(), 'include' => '', 'exclude' => '', ) );

	//Update venue
	$venue_id = !empty( $raw_data['event-venue'] ) ? intval( $raw_data['event-venue'] ) : null;

	//Maybe create a new venue
	if ( empty( $venue_id ) && !empty( $_POST['eo_venue']) && current_user_can( 'manage_venues' ) ){
		$venue = $_POST['eo_venue'];
		if ( !empty( $venue['name'] ) ){
			$new_venue = eo_insert_venue( $venue['name'], $venue );
			if ( !is_wp_error( $new_venue ) )
				$venue_id = $new_venue['term_id'];
		}
	}

	//Set venue
	$r = wp_set_post_terms( $post_id, array( $venue_id ), 'event-venue', false );


	//If reocurring, but not editing occurrences, can abort here, but trigger hook.
	if ( eo_reoccurs( $post_id ) && ( !isset( $raw_data['AlterRe'] ) || 'yes' != $raw_data['AlterRe'] ) ){
	   /**
 		* Triggered after an event has been updated.
 		*
 		* @param int $post_id The ID of the event
 		*/
		do_action( 'eventorganiser_save_event', $post_id );//Need this to update cache
		return;
	}

	//Check dates
	$date_format = eventorganiser_get_option( 'dateformat' );
	$is24 = eventorganiser_blog_is_24();
	$time_format = $is24 ? 'H:i' : 'g:ia';
	$datetime_format = $date_format . ' ' . $time_format;
	
	//Set times for all day events
	$all_day = intval($raw_data['allday']);
	if ( $all_day ){
		$raw_data['StartTime'] = $is24 ? '00:00' : '12:00am';
		$raw_data['FinishTime'] = $is24 ? '23:59' : '11:59pm';
	}
	
	$start         = eo_check_datetime( $datetime_format, trim( $raw_data['StartDate'] ) . ' ' . trim( $raw_data['StartTime'] ) );
	$end           = eo_check_datetime( $datetime_format, trim( $raw_data['EndDate'] ) . ' ' . trim( $raw_data['FinishTime'] ) );
	$schedule_last = eo_check_datetime( $datetime_format, trim( $raw_data['schedule_end'] ) . ' ' . trim( $raw_data['StartTime'] ) );
	
	//Collect schedule meta
	$schedule = $raw_data['schedule'];
	if ( 'weekly' == $schedule ){
		$schedule_meta = $raw_data['days'];
		$occurs_by = '';
	} elseif (  'monthly' == $schedule ){
		$schedule_meta = $raw_data['schedule_meta'];
		$occurs_by = trim( $schedule_meta, '=' );
	} else {
		$schedule_meta = '';
		$occurs_by     = '';
	}

	//Collect include/exclude 
	$in_ex = array();
	foreach ( array( 'include', 'exclude' ) as $key ):
		$in_ex[$key] = array();
		$arr = explode( ',', sanitize_text_field( $raw_data[$key] ) ); 
		
		if ( !empty( $arr ) ){
			
			foreach ( $arr as $date ):
				$date_obj = eo_check_datetime( 'Y-m-d', trim( $date ) );
				if( $date_obj ){
					$date_obj->setTime( $start->format('H'), $start->format('i') );
					$in_ex[$key][] = $date_obj;
				}
			endforeach;
		}
	endforeach;

	$event_data = array(
		'start' => $start,
		'end' => $end,
		'all_day' => $all_day,
		'schedule' => $schedule,
		'frequency' => (int) $raw_data['event_frequency'],
		'schedule_last' => $schedule_last,
		'schedule_meta' => $schedule_meta,
		'occurs_by' => $occurs_by,
		'include' => $in_ex['include'],
		'exclude' => $in_ex['exclude'],
	);

	$response = eo_update_event( $post_id, $event_data );	

	if ( is_wp_error( $response ) ){
		global $EO_Errors;
		$code = $response->get_error_code();
		$message = $response->get_error_message( $code );
		$errors[$post_id][] = __( 'Event dates were not saved.', 'eventorganiser' );
		$errors[$post_id][] = $message;
		$EO_Errors->add( 'eo_error',$message );
		update_option( 'eo_notice', $errors );
	}

	return;
}

/**
 * Display custom error or alert messages on events CPT page
 *
 * @ignore
 * @since 1.0.0
 */
add_action( 'admin_notices', '_eventorganiser_event_edit_admin_notice', 0 );
function _eventorganiser_event_edit_admin_notice(){

	global $post;

	$notice = get_option( 'eo_notice' );
	if ( empty( $notice ) || empty( $post->ID )  ) return '';

	foreach ( $notice as $pid => $messages ){
		if ( $post->ID == $pid ){
			printf( '<div id="message" class="error"> <p> %s </p> </div>', implode( ' </p> <p> ', $messages ) );

			//make sure to remove notice after its displayed so its only displayed when needed.
			unset( $notice[0] );
			unset( $notice[$pid] );
			update_option( 'eo_notice', $notice );
        	}
	}	
}
?>