<?php
/**
* Output the calendar.
*
* @category Calendar
* @package My Calendar
* @author Joe Dolson
* @license GPLv2 or later
* @link https://www.joedolson.com/my-calendar/
*/
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
/**
* HTML output for event time
*
* @param object $event Current event.
* @param string $type Type of view.
*
* @return string HTML output.
*/
function mc_time_html( $event, $type ) {
$date_format = mc_date_format();
$time_format = mc_time_format();
$start = mc_date( 'Y-m-d', strtotime( $event->occur_begin ), false );
$end = mc_date( 'Y-m-d', strtotime( $event->occur_end ), false );
$all_day = mc_is_all_day( $event );
$offset = get_option( 'gmt_offset' );
$hours = (int) $offset;
$minutes = abs( ( $offset - (int) $offset ) * 60 );
$offset = sprintf( '%+03d:%02d', $hours, $minutes );
$dtstart = $start . 'T' . $event->event_time . $offset;
$dtend = $end . 'T' . $event->event_endtime . $offset;
$notime = '';
if ( $all_day ) {
$label = mc_notime_label( $event );
if ( $label ) {
$notime .= " <span class='event-time'>";
$notime .= ( 'N/A' === $label ) ? "<abbr title='" . esc_html__( 'Not Applicable', 'my-calendar' ) . "'>" . esc_html__( 'N/A', 'my-calendar' ) . '</abbr>' : esc_html( $label );
$notime .= '</span>';
}
}
$date_start = "<span class='mc-start-date dtstart' title='" . esc_attr( $dtstart ) . "' content='" . esc_attr( $dtstart ) . "'>" . date_i18n( $date_format, strtotime( $event->occur_begin ) ) . '</span>';
$time_start = ( ! $all_day ) ? "<span class='event-time dtstart'><time class='value-title' datetime='" . esc_attr( $dtstart ) . "' title='" . esc_attr( $dtstart ) . "'>" . date_i18n( $time_format, strtotime( $event->occur_begin ) ) . '</time></span>' : $notime;
$date_end = ( 0 === (int) $event->event_hide_end && ( $event->event_begin !== $event->event_end ) ) ? '<span class="event-time dtend">' . date_i18n( $date_format, strtotime( $event->occur_end ) ) . '</span>' : '';
$time_end = ( ! $all_day && 0 === (int) $event->event_hide_end ) ? "<span class='end-time dtend'> <time class='value-title' datetime='" . esc_attr( $dtend ) . "' title='" . esc_attr( $dtend ) . "'>" . date_i18n( $time_format, strtotime( $event->occur_end ) ) . '</time></span>' : '';
$t_separator = ( $time_end ) ? "<span class='time-separator'> – </span>" : '';
$d_separator = ( $date_end ) ? "<span class='date-separator'> – </span>" : '';
$br = ( $time_end || $time_start ) ? '<br />' : '';
$times = array(
'time_start' => $time_start,
'time_end' => $time_end,
'date_start' => $date_start,
'date_end' => $date_end,
);
/**
* Filter time and date display values.
*
* @hook mc_time_html_values
*
* @param {array} $times Array with formatted `time_start`, `time_end`, `date_start`, and `date_end`.
* @param {string} $event->occur_begin Beginning datetime for this event.
* @param {string} $event->occur_end End datetime for this event.
* @param {object} $event Event object.
*
* @return {array}
*/
$times = apply_filters( 'mc_time_html_values', $times, $event->occur_begin, $event->occur_end, $event );
$time_content = '<span class="time-wrapper">' . $times['time_start'] . ' ' . $t_separator . ' ' . $times['time_end'] . '</span>' . $br . '<span class="date-wrapper">' . $times['date_start'] . ' ' . $d_separator . ' ' . $times['date_end'] . '</span>';
$time = "
<div class='time-block'>
<span class='mc-icon' aria-hidden='true'></span>
<p>$time_content</p>
</div>";
/**
* Filter time block output.
*
* @hook mcs_time_block
*
* @param {string} $time HTML time block output.
* @param {object} $event Event object.
*
* @return {string}
*/
return apply_filters( 'mcs_time_block', $time, $event );
}
/**
* Generate the set of events for a given day
*
* @param array $events Array of event objects.
* @param array $params calendar parameters.
* @param string $process_date String formatted date being displayed.
* @param string $template Template to use for drawing individual events.
* @param string $id ID for the calendar calling this function.
*
* @return array|true [html] Generated HTML & [json] array of schema.org data. True if event details not included.
*/
function my_calendar_draw_events( $events, $params, $process_date, $template = '', $id = '' ) {
$type = $params['format'];
$time = $params['time'];
$hide_recurring = explode( ',', $params['hide_recurring'] );
$shown_groups = array(); // Displayed groups.
$shown_events = array(); // Displayed events.
$open_option = mc_get_option( 'open_day_uri' );
if ( 'mini' === $type && ( 'true' === $open_option || 'listanchor' === $open_option || 'calendaranchor' === $open_option ) ) {
return true;
}
if ( ! empty( $events ) ) {
$output_array = array();
$json = array();
$begin = '';
$end = '';
$events_html = '';
if ( 'mini' === $type && count( $events ) > 0 ) {
$minitype = mc_get_option( 'mini_javascript' );
if ( 'modal' === $minitype && 'false' === mc_get_option( 'open_day_uri' ) ) {
$begin .= "<div id='date-$process_date' class='calendar-events uses-modal'>";
} else {
$begin .= "<div id='date-$process_date' class='calendar-events'>";
}
$begin .= mc_close_button( "date-$process_date" );
$end = '</div>';
}
foreach ( array_keys( $events ) as $key ) {
$event =& $events[ $key ];
if ( 'S1' !== $event->event_recur ) {
$check = get_post_meta( $event->event_post, '_occurrence_overlap', true );
if ( 'false' === $check ) {
$check = mc_test_occurrence_overlap( $event, true );
}
} else {
$check = '';
}
// If this group has already been shown, skip event.
if ( 'true' === $params['hide_groups'] && in_array( $event->event_group_id, $params['groups'], true ) ) {
$check = false;
}
$params['groups'][] = $event->event_group_id;
// If this recurring event has already been shown, skip.
if ( in_array( $type, $hide_recurring, true ) && in_array( $event->event_id, $params['events'], true ) ) {
$check = false;
}
$params['events'][] = $event->event_id;
if ( '' === $check ) {
$tags = mc_create_tags( $event, $id );
$event_output = my_calendar_draw_event( $event, $type, $process_date, $time, $template, $id, $tags );
$output_array[] = $event_output['html'];
$shown_groups[] = $event_output['group'];
$shown_events[] = $event->event_id;
$json = mc_event_schema( $event, $tags );
}
}
if ( is_array( $output_array ) ) {
foreach ( array_keys( $output_array ) as $key ) {
$value =& $output_array[ $key ];
$events_html .= $value;
}
}
$return = array(
'html' => $begin . $events_html . $end,
'json' => $json,
'groups' => $shown_groups,
'events' => $shown_events,
);
if ( '' === $events_html ) {
$return['html'] = '';
}
return $return;
}
return array();
}
/**
* Draw a single event
*
* @param object $event Event object.
* @param string $type Type of view being drawn.
* @param string $process_date Current date being displayed.
* @param string $time Time view being drawn.
* @param string $template Template to use to draw event.
* @param string $id ID for the calendar calling this function.
* @param array $tags Event tags array.
*
* @return array [html => 'string', group => 'group_id', event => event_id] Generated HTML.
*/
function my_calendar_draw_event( $event, $type, $process_date, $time, $template = '', $id = '', $tags = array() ) {
$exit_early = mc_exit_early( $event, $process_date );
if ( $exit_early ) {
return array(
'html' => '',
'event' => '',
'group' => '',
);
}
$container_id = mc_event_container_id( $type, $process_date, $event );
/**
* Runs right before a calendar event template is handled.
*
* @since 3.3.15.
* @hook my_calendar_drawing_event
*
* @param {object} $event My Calendar Event Object.
*/
do_action( 'my_calendar_drawing_event', $event );
if ( empty( $tags ) ) {
$tags = mc_create_tags( $event );
}
$data = array(
'event' => $event,
'process_date' => $process_date,
'time' => $time,
'id' => $id,
'tags' => $tags,
'class' => '',
);
$details = '';
if ( mc_show_details( $time, $type ) ) {
$details = mc_load_template( 'event/' . $type, $data );
}
// If loading a template produces no results, then use legacy event templating.
if ( ! $details ) {
$details = mc_legacy_template_draw_event( $event, $type, $process_date, $time, $template, $id, $tags );
}
$header = mc_draw_event_header( $data, $type, $template );
/**
* Filter event details HTML. Content not including title header.
*
* @hook mc_event_details_output
*
* @param {string} $details HTML string. Default empty.
* @param {object} $event My Calendar event.
*
* @return {string} Return empty string to display header only.
*/
$details = apply_filters( 'mc_event_details_output', $details, $event );
if ( ! $details ) {
/**
* Filter container before event details when view details panel is disabled.
*
* @hook mc_before_event_no_details
*
* @param {string} $container HTML string.
* @param {object} $event My Calendar event.
* @param {string} $type View type.
* @param {string} $time View timeframe.
*
* @return {string}
*/
$before = apply_filters( 'mc_before_event_no_details', '', $event, $type, $time );
/**
* Filter container after event details when view details panel is disabled.
*
* @hook mc_after_event_no_details
*
* @param {string} $container HTML string. Default empty.
* @param {object} $event My Calendar event.
* @param {string} $type View type.
* @param {string} $time View timeframe.
*
* @return {string}
*/
$after = apply_filters( 'mc_after_event_no_details', '', $event, $type, $time );
$details = $before . $header . $after;
$details = mc_wrap_event( $details, $event, $container_id, $type );
return array(
'html' => $details,
'group' => $event->event_group_id,
'event' => $event->event_id,
);
}
$close_button = mc_close_button( $container_id );
// Since 3.2.0, close button is added to event container in mini calendar.
$close = ( 'calendar' === $type ) ? $close_button : '';
$details = $close . $details;
/**
* Filter details appended after the event content.
*
* @hook mc_after_event
*
* @param {string} $details HTML content. Default empty.
* @param {object} $event My Calendar event object.
* @param {string} $type View type.
* @param {string} $time View timeframe.
*
* @return {string}
*/
$details .= apply_filters( 'mc_after_event', '', $event, $type, $time );
$details = mc_wrap_event_details( $details, $type, $time, $container_id, $data );
$details = $header . $details;
$details = mc_wrap_event( $details, $event, $container_id, $type );
/**
* Runs right after a calendar event template is run.
*
* @since 3.3.15.
* @hook my_calendar_event_drawn
*
* @param {object} My Calendar event object.
*/
do_action( 'my_calendar_event_drawn', $event );
return array(
'html' => $details,
'group' => $event->event_group_id,
'event' => $event->event_id,
);
}
/**
* Check whether legacy templates are enabled.
*
* @return bool
*/
function mc_legacy_templates_enabled() {
$enabled = mc_get_option( 'disable_legacy_templates' );
$legacy = ( 'true' === $enabled ) ? false : true;
/**
* Filter legacy templates status. New templates are intended for release with version 3.5.0 and will be in alpha at least through then.
*
* @hook mc_legacy_templates_enabled
*
* @param {bool} $enabled Return 'true' to use legacy templates.
*
* @return {bool}
*/
$enabled = apply_filters( 'mc_legacy_templates_enabled', $legacy );
// New templates require at least WP 5.5.
if ( version_compare( $GLOBALS['wp_version'], '5.5', '<' ) ) {
$enabled = true;
}
return $enabled;
}
/**
* Load a PHP template for an event.
*
* @param string $type Template type.
* @param array $data Event and display data.
* @param string $source Type of data this template is displaying. Default 'event'.
*
* @return string
*/
function mc_load_template( $type, $data, $source = 'event' ) {
if ( 'calendar' === $type ) {
// Legacy.
$type = 'grid';
}
$legacy_templates = mc_legacy_templates_enabled();
$details = '';
if ( ! $legacy_templates ) {
// Check for nested template parts.
if ( false !== strpos( $type, '/' ) ) {
$parts = explode( '/', $type );
$source = $parts[0];
$type = isset( $parts[1] ) ? $parts[1] : '';
}
if ( empty( $data['tags'] ) && 'event' === $source ) {
// If the event doesn't already have tags, create them before passing to template.
$tags = mc_create_tags( $data['event'] );
$data['tags'] = $tags;
}
$templates = new Mc_Template_Loader();
ob_start();
$templates->set_template_data( $data );
$templates->get_template_part( $source, $type );
$details = ob_get_clean();
}
return $details;
}
/**
* Generate the container ID for an event.
*
* @param string $type Type of view.
* @param string $process_date Date in view.
* @param object $event My Calendar event.
*
* @return string
*/
function mc_event_container_id( $type, $process_date, $event ) {
$day_id = mc_date( 'd', strtotime( $process_date ), false );
$uid = 'mc_' . $type . '_' . $day_id . '_' . $event->occur_id;
$id = $event->occur_id;
return "$uid-$type-details-$id";
}
/**
* Draw the header for a My Calendar event.
*
* @param array $data Array of event object, process date, id, tags, and time viewed.
* @param string $type View type.
* @param string $template Template value.
*
* @return string
*/
function mc_draw_event_header( $data, $type, $template ) {
$event = $data['event'];
$tags = $data['tags'];
$id = $data['id'];
$process_date = $data['process_date'];
$time = $data['time'];
$open_uri = mc_get_option( 'open_uri' );
$image = mc_category_icon( $event );
$image = ( $image ) ? $image . ' ' : '';
$has_image = ( '' !== $image ) ? ' has-image' : '';
$event_classes = mc_get_event_classes( $event, $type );
$nofollow = ( stripos( $event_classes, 'past-event' ) !== false ) ? 'rel="nofollow"' : '';
$container_id = mc_event_container_id( $type, $process_date, $event );
$header = '';
$event_title = mc_load_template( 'event/' . $type . '-' . 'title', $data );
if ( ! $event_title ) {
$event_title = mc_draw_event_title( $event, $tags, $type, $image );
}
/**
* Disable links on grid view.
*
* @hook mc_disable_link
*
* @param {bool} $no_link True to disable link.
* @param {array} $data Event data array.
*
* @return {bool}
*/
$no_link = apply_filters( 'mc_disable_link', false, $tags );
if ( ( ( strpos( $event_title, 'href' ) === false ) && 'mini' !== $type && 'list' !== $type || ( 'list' === $type && 'true' === mc_get_option( 'list_link_titles' ) || 'card' === $type ) ) && ! $no_link ) {
if ( 'true' === $open_uri || 'card' === $type ) {
$permalink = esc_url( mc_get_permalink( $event ) );
$wrap = ( _mc_is_url( $permalink ) ) ? "<a href='$permalink' class='url summary$has_image' $nofollow>" : '<span class="no-link">';
$balance = ( _mc_is_url( $permalink ) ) ? '</a>' : '</span>';
} else {
$gridtype = mc_get_option( 'calendar_javascript' );
$listtype = mc_get_option( 'list_javascript' );
$single_template = mc_get_template( 'title_solo' ) === '' ? '{title}' : mc_get_template( 'title_solo' );
$event_title_single = mc_draw_template( $tags, $single_template );
if ( ( 'modal' === $gridtype && 'calendar' === $type ) || ( 'modal' === $listtype && 'list' === $type ) ) {
$params = "id='modal-button-$container_id' data-modal-content-id='$container_id' data-modal-prefix-class='my-calendar' data-modal-close-text='" . esc_attr( __( 'Close', 'my-calendar' ) ) . "' data-modal-title='" . esc_attr( $event_title_single ) . "'";
$classes = 'js-modal button button-link';
} else {
$params = " aria-expanded='false'";
$classes = 'open';
}
$wrap = "<button type='button' $params aria-controls='$container_id' class='$type $classes url summary$has_image'>";
$balance = '</button>';
}
} else {
$wrap = '';
$balance = '';
}
$group_class = ( 1 === (int) $event->event_span ) ? ' multidate group' . $event->event_group_id : '';
$hlevel = ( mc_get_option( 'show_months' ) > 1 ) ? 'h4' : 'h3';
/**
* Filter default event heading when in a table.
*
* @hook mc_heading_level_table
*
* @param {string} $hlevel HTML element. Default 'h3'.
* @param {string} $type View type.
* @param {string} $time View timeframe.
* @param {string} $template Current template.
*
* @return {string}
*/
$hlevel = apply_filters( 'mc_heading_level_table', $hlevel, $type, $time, $template );
// Set up .summary - required once per page for structured data. Should only be added in cases where heading & anchor are removed.
if ( 'single' === $type ) {
$title = ( ! is_singular( 'mc-events' ) ) ? " <h2 class='event-title summary'>$image<div>$event_title</div></h2>\n" : ' <span class="summary screen-reader-text">' . wp_strip_all_tags( $event_title ) . '</span>';
} elseif ( 'list' !== $type || ( 'list' === $type && 'true' === mc_get_option( 'list_link_titles' ) ) ) {
/**
* Filter event title inside event heading.
*
* @hook mc_heading_inner_title
*
* @param {string} $inner_heading Heading HTML and text.
* @param {string} $event_title Title as passed.
* @param {object} $event My Calendar event object.
*
* @return {string}
*/
$inner_heading = apply_filters( 'mc_heading_inner_title', $wrap . $image . '<div>' . trim( $event_title ) . '</div>' . $balance, $event_title, $event );
$title = " <$hlevel class='event-title summary$group_class' id='mc_$event->occur_id-title-$id'>$inner_heading</$hlevel>\n";
} else {
$title = '';
}
$header .= ( false === stripos( $title, 'summary' ) ) ? ' <span class="summary screen-reader-text">' . wp_strip_all_tags( $event_title ) . '</span>' : $title;
return '<header>' . $header . '</header>';
}
/**
* Wrap event header & body together.
*
* @param string $content Header & event body content.
* @param object $event Event object.
* @param string $container_id Container ID.
* @param string $type View type.
*
* @return string
*/
function mc_wrap_event( $content, $event, $container_id, $type ) {
$event_classes = mc_get_event_classes( $event, $type );
$parent_id = str_replace( 'details-', '', $container_id );
return "<article id='$parent_id' class='$event_classes'>" . $content . '</article>';
}
/**
* Wrap event details in its container.
*
* @param string $contents HTML content to wrap. Sourced from template generation.
* @param string $type Type of view displayed.
* @param string $time Time frame displayed.
* @param string $container_id The ID for this container.
* @param array $data Template loader array with event object, tags array, and ID.
*
* @return string
*/
function mc_wrap_event_details( $contents, $type, $time, $container_id, $data ) {
$tags = $data['tags'];
$event = $data['event'];
$id = $data['id'];
$img = false;
if ( mc_output_is_visible( 'image', $type, $event ) ) {
$img = mc_get_event_image( $event, $tags );
}
$img_class = ( $img ) ? ' has-image' : ' no-image';
$gridtype = mc_get_option( 'calendar_javascript' );
$listtype = mc_get_option( 'list_javascript' );
if ( ( 'modal' === $gridtype && 'calendar' === $type ) || ( 'modal' === $listtype && 'list' === $type ) && 'day' !== $time ) {
$img_class .= ' uses-modal';
}
if ( 'list' === $type || 'calendar' === $type ) {
$img_class .= ' single-details';
}
$container = "<div id='$container_id' class='details$img_class' aria-labelledby='mc_$event->occur_id-title" . '-' . $id . "'>\n";
/**
* Filter details before the event content.
*
* @hook mc_before_event
*
* @param {string} $details HTML content.
* @param {object} $event My Calendar event object.
* @param {string} $type View type.
* @param {string} $time View timeframe.
*
* @return {string}
*/
$container = apply_filters( 'mc_before_event', $container, $event, $type, $time );
return $container . $contents . '</div><!--end .details-->';
}
/**
* Draw an event title.
*
* @param object $event Event object.
* @param array $tags Event tags.
* @param string $type View type.
* @param string $image Has an image.
*
* @return string
*/
function mc_draw_event_title( $event, $tags, $type, $image ) {
switch ( $type ) {
case 'calendar':
$title_template = ( mc_get_template( 'title' ) === '' ) ? '{title}' : mc_get_template( 'title' );
break;
case 'list':
$title_template = ( mc_get_template( 'title_list' ) === '' ) ? '{title}' : mc_get_template( 'title_list' );
break;
case 'card':
$title_template = ( mc_get_template( 'title_card' ) === '' ) ? '{title}' : mc_get_template( 'title_card' );
break;
case 'single':
$title_template = ( mc_get_template( 'title_solo' ) === '' ) ? '{title}' : mc_get_template( 'title_solo' );
break;
default:
$title_template = ( mc_get_template( 'title' ) === '' ) ? '{title}' : mc_get_template( 'title' );
}
$event_title = mc_draw_template( $tags, $title_template );
if ( 0 === strpos( $event_title, ': ' ) ) {
// If the first two characters of the title are ": ", this is the default templates but no time.
$event_title = str_replace( ': ', '', $event_title );
}
$event_title = ( '' === $event_title ) ? $tags['title'] : strip_tags( $event_title, mc_strip_tags() );
if ( 'single' === $type ) {
/**
* Customize event title in single view.
*
* @hook mc_single_event_title
*
* @param {string} $event_title Event title.
* @param {object} $event My Calendar event object.
*
* @return {string}
*/
$event_title = apply_filters( 'mc_single_event_title', $event_title, $event );
} else {
/**
* Customize event title in group views.
*
* @hook mc_event_title
*
* @param {string} $event_title Event title.
* @param {object} $event My Calendar event object.
* @param {string} $title Title in event template array.
* @param {string} $image Category icon.
*
* @return {string}
*/
$event_title = apply_filters( 'mc_event_title', $event_title, $event, $tags['title'], $image );
}
return $event_title;
}
/**
* Generate close button.
*
* @param string $controls ID for object this controls.
*
* @return string
*/
function mc_close_button( $controls ) {
/**
* Filter event modal close button label.
*
* @hook mc_close_button
*
* @param {string} $close HTML or text string to use as label of close button.
*
* @return {string}
*/
$close_image = apply_filters( 'mc_close_button', "<span class='dashicons dashicons-dismiss' aria-hidden='true'></span><span class='screen-reader-text'>Close</span>" );
$close_button = " <button type='button' aria-controls='$controls' class='mc-toggle close'>$close_image</button>";
return $close_button;
}
/**
* Generate the details when using a custom template
*
* @param array $data event tags.
* @param string $template File name, custom template, etc.
* @param string $type Type of view.
*
* @return string HTML output
*/
function mc_get_details( $data, $template, $type ) {
$details = false;
// If template is not empty and not the same as the display type, run custom template engine.
if ( '' !== $template && ( $template !== $type ) ) {
$template = mc_setup_template( $template, '' );
$details = mc_draw_template( $data, $template );
} else {
switch ( $type ) {
case 'mini':
$template = mc_get_template( 'mini' );
if ( '1' === mc_get_option( 'use_mini_template' ) && '' !== $template ) {
$details = mc_draw_template( $data, $template );
}
break;
case 'list':
$template = mc_get_template( 'list' );
if ( '1' === mc_get_option( 'use_list_template' ) && '' !== $template ) {
$details = mc_draw_template( $data, $template );
}
break;
case 'single':
$template = mc_get_template( 'details' );
if ( '1' === mc_get_option( 'use_details_template' ) && '' !== $template ) {
$details = mc_draw_template( $data, $template );
}
break;
case 'card':
$template = mc_get_template( 'card' );
if ( '1' === mc_get_option( 'use_card_template' ) && '' !== $template ) {
$details = mc_draw_template( $data, $template );
}
break;
case 'calendar':
default:
$template = mc_get_template( 'grid' );
if ( '1' === mc_get_option( 'use_grid_template' ) && '' !== $template ) {
$details = mc_draw_template( $data, $template );
}
}
}
return $details;
}
/**
* Get image for an event
*
* @param object $event Event object.
* @param array $data event tags.
* @param string|array $size Image size as expected by `get_the_post_thumbnail`.
*
* @return string HTML output
*/
function mc_get_event_image( $event, $data, $size = '' ) {
$image = '';
if ( ! $size ) {
$sizes = get_intermediate_image_sizes();
if ( in_array( 'large', $sizes, true ) ) {
$default_size = 'large';
} else {
$default_size = 'medium';
}
} else {
$default_size = $size;
}
/**
* Customize default image size for event output. Default is 'large' if it exists, 'medium' if not.
*
* @hook mc_default_image_size
*
* @param {string} $default_size Image size designator.
*
* @return {string}
*/
$default_size = apply_filters( 'mc_default_image_size', $default_size );
if ( is_numeric( $event->event_post ) && 0 !== (int) $event->event_post && ( isset( $data[ $default_size ] ) && '' !== $data[ $default_size ] ) ) {
/**
* Customize featured image attributes.
*
* @hook mc_post_thumbnail_atts
*
* @param {array} $atts Array of attributes passed to `get_the_post_thumbnail`
* @param {object} $event Event object.
*
* @return {array}
*/
$atts = apply_filters( 'mc_post_thumbnail_atts', array( 'class' => 'mc-image photo' ), $event );
$thumbnail_id = get_post_thumbnail_id( $event->event_post );
if ( ! isset( $atts['alt'] ) && ! get_post_meta( $thumbnail_id, '_wp_attachment_image_alt', true ) ) {
$atts['alt'] = $event->event_title;
}
$image = get_the_post_thumbnail( $event->event_post, $default_size, $atts );
} else {
// Get alt attribute from a publicly submitted image.
if ( property_exists( $event, 'event_post' ) ) {
$alt = get_post_meta( $event->event_post, '_mcs_submitted_alt', true );
}
/**
* Customize alt attribute for an event featured image that is not attached to a post.
*
* @hook mc_event_image_alt
*
* @param {string} $alt Empty string or user submitted alt attribute.
* @param {object} $event Event object.
*
* @return {string}
*/
$alt = apply_filters( 'mc_event_image_alt', $alt, $event );
$image = ( '' !== $event->event_image ) ? "<img src='" . esc_url( $event->event_image ) . "' alt='" . esc_attr( $alt ) . "' class='mc-image photo' />" : '';
}
$return = true;
global $template;
$template_file_name = ( ! is_string( $template ) ) ? '' : basename( $template );
/**
* Fires when displaying an event image in the default template. Return false to show the template image rather than the theme's featured image.
*
* @hook mc_override_featured_image
* @since 3.3.0
*
* @param {bool} $return True to return thumbnail in templates.
* @param {object} $event Event object.
* @param {array} $data Event template tags.
*
* @return {bool}
*/
$override = apply_filters( 'mc_override_featured_image', $return, $event, $data );
if ( $override && is_singular( 'mc-events' ) && has_post_thumbnail( $event->event_post ) && current_theme_supports( 'post-thumbnails' ) && ( 'single-mc-events.php' !== $template_file_name ) ) {
return '';
}
return $image;
}
/**
* If option to disable link is toggled, disable the link.
*
* @param boolean $status Default value.
* @param array $event Event details.
*
* @return boolean
*/
function mc_disable_link( $status, $event ) {
$option = mc_get_option( 'no_link' );
$new_option = mc_get_option( 'open_uri' );
if ( 'true' === $option || 'none' === $new_option ) {
$status = true;
}
return $status;
}
add_filter( 'mc_disable_link', 'mc_disable_link', 10, 2 );
/**
* Echo classes for a given event.
*
* @param object $event Event Object.
* @param string $type Type of view being shown.
* @param string[] $classes Additional classes to add.
*/
function mc_event_classes( $event, $type, $classes = array() ) {
echo esc_attr( mc_get_event_classes( $event, $type, $classes ) );
}
/**
* Generate classes for a given event
*
* @param object $event Event Object.
* @param string $type Type of view being shown.
* @param string[] $classes Additional classes to add.
*
* @return string classes
*/
function mc_get_event_classes( $event, $type, $classes = array() ) {
$uid = 'mc_' . $type . '_' . $event->occur_id;
$relation = mc_date_relation( $event );
switch ( $relation ) {
case 0:
$rel = 'past-event';
break;
case 1:
$rel = 'on-now';
break;
case 2:
$rel = 'future-event';
break;
}
$is_today = ( mc_date( 'Y-m-d', $event->ts_occur_begin ) === mc_date( 'Y-m-d' ) ) ? 'today-event' : '';
$primary = 'mc_primary_' . sanitize_title( mc_get_category_detail( $event->event_category, 'category_name' ) );
$length = sanitize_title( 'mc-' . mc_runtime( $event->ts_occur_begin, $event->ts_occur_end, $event ) );
$start = sanitize_title( 'mc-start-' . mc_date( 'H-i', $event->ts_occur_begin ) );
$recurring = ( mc_is_recurring( $event ) ) ? 'recurring' : 'nonrecurring';
$group = ( 0 !== (int) $event->event_group_id ) ? 'mc-group-' . $event->event_group_id : 'ungrouped';
$root = 'mc-event-' . $event->event_id;
$category = mc_category_class( $event, 'mc_' );
$location = mc_location_class( $event, 'mc_' );
$classes = ( is_array( $classes ) ) ? $classes : array( $classes );
$classes = array_merge( $classes, array( 'mc-' . $uid, $type . '-event', $category, $location, $rel, $primary, $recurring, $length, $start, $group, $root ) );
if ( $is_today ) {
$classes[] = $is_today;
}
if ( 'single' !== $type ) {
$classes[] = 'mc-events';
}
if ( $event->event_begin !== $event->event_end ) {
$classes[] = 'multidate';
}
if ( 'upcoming' !== $type && 'related' !== $type ) {
$classes[] = 'mc-event';
}
// Adds a number of extra queries; if they aren't needed, leave disabled.
if ( property_exists( $event, 'categories' ) ) {
$categories = $event->categories;
} else {
$categories = mc_get_categories( $event, 'objects' );
}
foreach ( $categories as $category ) {
if ( ! is_object( $category ) ) {
$category = (object) $category;
}
$classes[] = 'mc_rel_' . sanitize_html_class( $category->category_name, 'mcat' . $category->category_id );
}
if ( 'body' === $type ) {
foreach ( $classes as $key => $class ) {
$classes[ $key ] = 'single-' . $class;
}
}
/**
* Filter event classes.
*
* @hook mc_event_classes
*
* @param {array} $classes Array of classes for event.
* @param {object} $event Event object.
* @param {string} $uid Unique ID for this event.
* @param {string} $type View type.
*
* @return {array}
*/
$classes = apply_filters( 'mc_event_classes', array_unique( $classes ), $event, $uid, $type );
$class_html = strtolower( implode( ' ', $classes ) );
return esc_attr( $class_html );
}
/**
* Whether to show details on this event.
*
* @param string $time Current time span.
* @param string $type Current view.
*
* @return boolean
*/
function mc_show_details( $time, $type ) {
/**
* Display details links globally from main calendar view.
*
* @hook mc_disable_link
*
* @param {bool} $no_link true to disable link.
* @param {array} $array Empty array. (deprecated).
*
* @return {bool}
*/
$no_link = apply_filters( 'mc_disable_link', false, array() );
if ( 'card' === $type ) {
return true;
} else {
return ( ( ( 'calendar' === $type && 'true' === mc_get_option( 'open_uri' ) && 'day' !== $time ) || $no_link ) ) ? false : true;
}
}
add_filter( 'mc_after_event', 'mc_edit_panel', 10, 4 );
/**
* List of edit links; shown if user has permission to see them.
*
* @param string $html existing output.
* @param object $event Current event.
* @param string $type type of view.
* @param string $time timespan shown.
*
* @return string HTML output
*/
function mc_edit_panel( $html, $event, $type, $time ) {
// Create edit links.
$edit = '';
if ( mc_can_edit_event( $event ) && mc_get_option( 'remote' ) !== 'true' ) {
$mc_id = $event->occur_id;
$groupedit = ( 0 !== (int) $event->event_group_id ) ? "<li><a href='" . admin_url( "admin.php?page=my-calendar-manage&groups=true&mode=edit&event_id=$event->event_id&group_id=$event->event_group_id" ) . "' class='group'>" . __( 'Edit Group', 'my-calendar' ) . '</a></li>' : '';
$recurs = str_split( $event->event_recur, 1 );
$recur = $recurs[0];
$referer = urlencode( mc_get_current_url() );
$edit = " <div class='mc_edit_links'><button type='button' class='mc-toggle-edit' aria-expanded='false' aria-controls='mc-edit-$mc_id'><span class='dashicons dashicons-edit' aria-hidden='true'></span>" . __( 'Edit', 'my-calendar' ) . "</button><ul id='mc-edit-$mc_id'>";
/**
* Filter the permission required to view admin links on frontend when using Pro. Default 'manage_options'.
*
* @hook mcs_view_admin_links_on_frontend
*
* @param {string} $permission Permission required to see admin links instead of front-end links.
* @param {object} $event Current event.
*
* @return {string}
*/
$perms_required = apply_filters( 'mcs_view_admin_links_on_frontend', 'manage_options', $event );
if ( is_admin() || current_user_can( $perms_required ) || ! function_exists( 'mcs_submit_url' ) ) {
$edit_url = admin_url( "admin.php?page=my-calendar&mode=edit&event_id=$event->event_id&ref=$referer" );
$delete_url = admin_url( "admin.php?page=my-calendar-manage&mode=delete&event_id=$event->event_id&ref=$referer" );
$edit_group = add_query_arg( 'date', $mc_id, $edit_url );
$del_group = add_query_arg( 'date', $mc_id, $delete_url );
} else {
$edit_url = mcs_submit_url( $event->event_id, $event );
$delete_url = mcs_delete_url( $event->event_id );
// Group editing is not currently supported in the Pro form.
$edit_group = false;
$del_group = false;
}
if ( 'S' === $recur || ( ! $edit_group && ! $del_group ) ) {
$edit .= "<li><a href='" . esc_url( $edit_url ) . "' class='edit'>" . __( 'Edit', 'my-calendar' ) . "</a></li><li><a href='" . esc_url( $delete_url ) . "' class='delete'>" . __( 'Delete', 'my-calendar' ) . "</a></li>$groupedit";
} else {
$edit .= "<li><a href='" . esc_url( $edit_group ) . "' class='edit'>" . __( 'Edit Date', 'my-calendar' ) . "</a></li><li><a href='" . esc_url( $edit_url ) . "' class='edit'>" . __( 'Edit Series', 'my-calendar' ) . "</a></li><li><a href='" . esc_url( $del_group ) . "' class='delete'>" . __( 'Delete Date', 'my-calendar' ) . "</a></li><li><a href='" . esc_url( $delete_url ) . "' class='delete'>" . __( 'Delete Series', 'my-calendar' ) . "</a></li>
$groupedit";
}
$edit .= '</ul></div>';
}
if ( ! mc_show_details( $time, $type ) ) {
$edit = '';
}
return $html . $edit;
}
/**
* Create list of classes for a given date.
*
* @param array $events array of event objects.
* @param string|false $date current date if a date is being processed.
*
* @return string of classes
*/
function mc_events_class( $events, $date = false ) {
$class = '';
$events_class = '';
if ( ! is_array( $events ) || ! count( $events ) ) {
$events_class = 'no-events';
} else {
foreach ( array_keys( $events ) as $key ) {
$event =& $events[ $key ];
if ( mc_exit_early( $event, $date ) ) {
continue;
}
$author = ' author' . $event->event_author;
if ( strpos( $class, $author ) === false ) {
$class .= $author;
}
$cat = mc_category_class( $event, 'mcat_' );
if ( strpos( $class, $cat ) === false ) {
$class .= ' ' . sanitize_html_class( $cat );
}
if ( mc_private_event( $event ) ) {
$class = ' private-event hidden';
}
}
if ( $class ) {
$events_class = "has-events$class";
}
}
return esc_attr( $events_class );
}
/**
* List first selected event + event count
*
* @param array $events Array of event objects.
*
* @return string
*/
function mc_list_title( $events ) {
usort( $events, 'mc_time_cmp' );
$now = $events[0];
$count = count( $events ) - 1;
/**
* Format a single title for display in single titles on list view.
*
* @hook mc_list_event_title_hint
*
* @param {string} $title Event title.
* @param {object} $now Event object.
*
* @return {string}
*/
$event_title = apply_filters( 'mc_list_title_title', strip_tags( stripcslashes( $now->event_title ), mc_strip_tags() ), $now );
if ( 0 === $count ) {
$cstate = $event_title;
} elseif ( 1 === $count ) {
// Translators: %s Title of event.
$cstate = sprintf( __( '%s<span class="mc-list-extended"> and 1 other event</span>', 'my-calendar' ), $event_title );
} else {
// Translators: %s Title of event, %d number of other events.
$cstate = sprintf( __( '%1$s<span class="mc-list-extended"> and %2$d other events</span>', 'my-calendar' ), $event_title, $count );
}
/**
* Format display output on a single titles on list view.
*
* @hook mc_list_event_title_hint
*
* @param {string} $title Event title.
* @param {object} $now Event object.
* @param {array} $events Array of event objects.
*
* @return {string}
*/
$title = apply_filters( 'mc_list_event_title_hint', $cstate, $now, $events );
return $title;
}
/**
* List all events viewable in this context
*
* @param array $events Array of event objects.
*
* @return string
*/
function mc_list_titles( $events ) {
usort( $events, 'mc_time_cmp' );
$titles = array();
foreach ( $events as $now ) {
/**
* Format a single title for display in multiple titles on list view.
*
* @hook mc_list_event_title_hint
*
* @param {string} $title Event title.
* @param {object} $now Event object.
* @param {array} $events Array of event objects.
*
* @return {string}
*/
$title = apply_filters( 'mc_list_event_title_hint', strip_tags( stripcslashes( $now->event_title ), mc_strip_tags() ), $now, $events );
$titles[] = $title;
}
/**
* Format titles displayed in multiple titles on list view. Default ''. Returning any value will shortcircuit standard formatting.
*
* @hook mc_titles_format
*
* @param {string} $result Custom format of data in results.
* @param {array} $titles Array of titles of events on this date.
*
* @return {string}
*/
$result = apply_filters( 'mc_titles_format', '', $titles );
if ( '' === $result ) {
/**
* Filter separator used to separate a collection of event titles on the list view day while collapsed.
*
* @hook mc_list_titles_separator
*
* @param {string} $separator Separator between titles in list view titles.
*
* @return {string}
*/
$result = implode( apply_filters( 'mc_list_titles_separator', ', ' ), $titles );
}
return "<span class='mc-list-event'>$result</span>";
}
add_action( 'template_redirect', 'mc_handle_permalinks' );
/**
* If a site has My Calendar permalinks disabled, redirect to in-calendar details URL. If a site uses permalinks, redirect to the permalink.
*/
function mc_handle_permalinks() {
$enabled = ( 'true' === mc_get_option( 'use_permalinks' ) ) ? true : false;
$is_permalink = is_singular( 'mc-events' );
$mc_id = ( isset( $_GET['mc_id'] ) ) ? absint( $_GET['mc_id'] ) : false;
if ( $enabled && $is_permalink ) {
return;
} elseif ( $enabled && ! $is_permalink && mc_valid_id( $mc_id ) ) {
// Permalinks are enabled, but this is a calendar event that isn't the permalink page.
$page = mc_get_permalink( $mc_id );
wp_safe_redirect( $page );
die;
} elseif ( ! $enabled && $is_permalink ) {
// Permalinks are not enabled, but this is an event permalink page.
$page = ( mc_valid_id( $mc_id ) ) ? add_query_arg( 'mc_id', $mc_id, mc_get_uri() ) : remove_query_arg( 'mc_id', mc_get_uri() );
wp_safe_redirect( $page );
die;
}
}
/**
* Remove hidden events from a collection of events.
*
* @param array $events Array of events.
*
* @return array
*/
function mc_remove_hidden_events( $events ) {
foreach ( $events as $date => $collection ) {
foreach ( $collection as $index => $event ) {
if ( mc_exit_early( $event, $date ) ) {
unset( $events[ $date ][ $index ] );
}
}
if ( 0 === count( $events[ $date ] ) ) {
unset( $events[ $date ] );
}
}
return $events;
}
/**
* Count the events in an event/date array.
*
* @param array $events Array keyed by date > events in date.
*
* @return int
*/
function mc_count_events( $events ) {
$count = 0;
foreach ( $events as $collection ) {
foreach ( $collection as $event ) {
++$count;
}
}
return $count;
}
add_action( 'template_redirect', 'mc_hidden_event' );
/**
* If an event is hidden from the current user, redirect to 404.
*/
function mc_hidden_event() {
// Early exit if this is not a singular event page.
if ( ! ( is_singular( 'mc-events' ) || isset( $_GET['mc_id'] ) ) ) {
return;
}
$do_redirect = false;
$is_404 = false;
if ( isset( $_GET['mc_id'] ) ) {
$mc_id = absint( $_GET['mc_id'] );
if ( ! mc_valid_id( $mc_id ) ) {
$do_redirect = true;
$is_404 = true;
} else {
$event = mc_get_event( $mc_id, 'object' );
if ( mc_event_is_hidden( $event ) ) {
$do_redirect = true;
}
}
} else {
global $wp_query;
$slug = $wp_query->query_vars['name'];
$post = get_page_by_path( $slug, OBJECT, 'mc-events' );
if ( ! $post ) {
return;
}
if ( is_object( $post ) && 'mc-events' === $post->post_type ) {
$event_id = get_post_meta( $post->ID, '_mc_event_id', true );
if ( ! $event_id ) {
return;
}
$event = mc_get_first_event( $event_id );
if ( mc_event_is_hidden( $event ) ) {
$do_redirect = true;
}
}
}
if ( $do_redirect ) {
$uri = mc_get_uri();
if ( ! $is_404 ) {
wp_safe_redirect( $uri );
exit;
} else {
global $wp_query;
$wp_query->set_404();
status_header( 404 );
}
}
}
/**
* Filter titles on event pages
*
* @param string $title Event title.
*
* @return string New event title
*/
function mc_event_filter( $title ) {
if ( isset( $_GET['mc_id'] ) && is_numeric( $_GET['mc_id'] ) ) {
$id = (int) $_GET['mc_id'];
$event = mc_get_event( $id );
if ( ! is_object( $event ) ) {
return $title;
}
if ( mc_event_is_hidden( $event ) ) {
return $title;
}
$array = mc_create_tags( $event );
$template = mc_get_option( 'event_title_template', '' );
$template = ( '' !== $template ) ? stripslashes( $template ) : '{title} / {date}';
return esc_html( wp_strip_all_tags( stripslashes( mc_draw_template( $array, $template ) ) ) );
} else {
return $title;
}
}
add_filter( 'the_content', 'mc_show_event_template', 100, 1 );
/**
* Filter post content to process event templates
*
* @param string $content Original post content.
*
* @return string New content using My Calendar event templates
*/
function mc_show_event_template( $content ) {
global $post;
if ( ( is_single() || is_page() ) && get_the_ID() === (int) mc_get_option( 'uri_id' ) ) {
global $post;
if ( ! has_shortcode( $post->post_content, 'my_calendar' ) ) {
return $content . do_shortcode( '[my_calendar id="my_calendar_' . get_the_ID() . '"]' );
}
}
if ( is_single() && in_the_loop() && is_main_query() ) {
// Some early versions of this placed the shortcode into the post content. Strip that out.
$new_content = $content;
if ( 'mc-events' === $post->post_type ) {
$event_id = get_post_meta( $post->ID, '_mc_event_id', true );
if ( isset( $_GET['mc_id'] ) && mc_valid_id( $_GET['mc_id'] ) ) {
$mc_id = intval( $_GET['mc_id'] );
$event = mc_get_event( $mc_id, 'object' );
} else {
if ( is_numeric( $event_id ) ) {
$event = mc_get_nearest_event( $event_id, true );
if ( ! $event ) {
return $content;
}
} else {
return $content;
}
}
if ( is_object( $event ) ) {
$date = mc_date( 'Y-m-d', strtotime( $event->occur_begin ), false );
$time = mc_date( 'H:i:00', strtotime( $event->occur_begin ), false );
} else {
return $content;
}
if ( is_object( $event ) && mc_event_is_hidden( $event ) ) {
return $content;
}
if ( '1' === mc_get_option( 'use_details_template' ) ) {
/**
* Prepend content before single event. Default empty string.
*
* @hook mc_before_event
*
* @param {string} $new_content Content to prepend before the event.
* @param {object} $event Event object.
* @param {string} $view View type.
* @param {string} $time Time view.
*
* @return {string}
*/
$new_content = apply_filters( 'mc_before_event', '', $event, 'single', $time );
if ( isset( $_GET['mc_id'] ) ) {
$shortcode = str_replace( "event='$event_id'", "event='$mc_id' instance='1'", get_post_meta( $post->ID, '_mc_event_shortcode', true ) );
} else {
$shortcode = get_post_meta( $post->ID, '_mc_event_shortcode', true );
}
/**
* Filter shortcode before appending to single event content.
*
* @hook mc_single_event_shortcode
*
* @param {string} $shortcode Shortcode for single event.
*
* @return {string}
*/
$new_content .= do_shortcode( apply_filters( 'mc_single_event_shortcode', $shortcode ) );
/**
* Append content after single event. Default empty string.
*
* @hook mc_after_event
*
* @param {string} $new_content Content to append after the event.
* @param {object} $event Event object.
* @param {string} $view View type.
* @param {string} $time Time view.
*
* @return {string}
*/
$new_content .= apply_filters( 'mc_after_event', '', $event, 'single', $time );
} else {
$event_output = my_calendar_draw_event( $event, 'single', $date, $time, '' );
$new_content = $event_output['html'];
}
/**
* Filter single event content prior to running shortcodes.
*
* @hook mc_event_post_content
*
* @param {string} $new_content Event content with event shortcode appended.
* @param {string} $content Original event content.
* @param {WP_Post} $post Post object.
*
* @return {string}
*/
$content = do_shortcode( apply_filters( 'mc_event_post_content', $new_content, $content, $post ) );
}
}
/**
* Enable running `the_content` filters on My Calendar output.
* Allows oembed and block articulation, but may cause other problems.
*
* @hook mc_execute_the_content
*
* @param {bool} $execute Whether `the_content` will be run. Default false.
*
* @return {bool}
*/
$execute_the_content = apply_filters( 'mc_execute_the_content', false );
if ( $execute_the_content ) {
// Execute content filters so that OEmbeds are processed, after removing this filter.
remove_filter( 'the_content', 'mc_show_event_template', 100, 1 );
$content = apply_filters( 'the_content', $content );
add_filter( 'the_content', 'mc_show_event_template', 100, 1 );
}
return $content;
}
/**
* Get all events related to an event ID (group IDs)
*
* @param int $id Event group ID.
* @param int $this_id Event ID.
* @param string $template Display template.
*
* @return string list of related events
*/
function mc_list_group( $id, $this_id, $template = '{date}, {time}' ) {
if ( ! $id ) {
return;
}
$results = mc_get_grouped_events( $id );
$count = count( $results );
$output = '';
$classes = '';
// If a large number of events, skip this.
/**
* How many related events should there be before they are not shown? Default `50`.
*
* @hook mc_related_event_limit
*
* @param {int} Number of events where the large limit triggers.
*
* @return {int}.
*/
if ( $count > apply_filters( 'mc_related_event_limit', 50 ) ) {
/**
* For large lists of related events, related events are not shown by default. Only runs if number of related events higher than `mc_related_event_limit`.
*
* @hook mc_grouped_events
*
* @param {string} $output HTML output of events to shown. Default empty string.
* @param {array} $results Array of related event objects.
*
* @return {bool}
*/
return apply_filters( 'mc_grouped_events', '', $results );
}
if ( is_array( $results ) && ! empty( $results ) ) {
foreach ( $results as $result ) {
$event_id = $result->event_id;
if ( (int) $event_id === (int) $this_id ) {
continue;
}
$event = mc_get_first_event( $event_id );
if ( is_object( $event ) ) {
$array = mc_create_tags( $event, 'related' );
if ( mc_key_exists( $template ) ) {
$template = mc_get_custom_template( $template );
}
$html = mc_draw_template( $array, $template );
$classes = mc_get_event_classes( $event, 'related' );
$classes .= ( (int) $event_id === (int) $this_id ) ? ' current-event' : '';
$output .= "<li class='$classes'>$html</li>";
}
}
} else {
$output = '<li>' . __( 'No grouped events', 'my-calendar' ) . '</li>';
}
return $output;
}
/**
* Translates the arguments passed to the calendar and process them to generate the actual view.
*
* @param array $args Parameters from shortcode or my_calendar() function call.
*
* @return array $params New parameters, modified by context
*/
function mc_calendar_params( $args ) {
if ( isset( $_GET['cid'] ) && $_GET['cid'] !== $args['id'] ) {
$get = array();
} else {
$get = map_deep( $_GET, 'sanitize_text_field' );
}
$format = isset( $args['format'] ) ? $args['format'] : 'calendar';
$category = isset( $args['category'] ) ? $args['category'] : '';
$time = isset( $args['time'] ) ? $args['time'] : 'month';
$ltype = isset( $args['ltype'] ) ? $args['ltype'] : '';
$lvalue = isset( $args['lvalue'] ) ? $args['lvalue'] : '';
$id = isset( $args['id'] ) ? sanitize_title( $args['id'] ) : '';
$author = isset( $args['author'] ) ? $args['author'] : null;
$host = isset( $args['host'] ) ? $args['host'] : null;
$above = isset( $args['above'] ) ? $args['above'] : '';
$below = isset( $args['below'] ) ? $args['below'] : '';
$syear = isset( $args['year'] ) ? $args['year'] : false;
$smonth = isset( $args['month'] ) ? $args['month'] : false;
$sday = isset( $args['day'] ) ? $args['day'] : false;
$search = isset( $args['search'] ) ? $args['search'] : '';
$weekends = isset( $args['weekends'] ) ? $args['weekends'] : mc_get_option( 'show_weekends' );
$groups = isset( $args['hide_groups'] ) ? $args['hide_groups'] : '';
$recurring = isset( $args['hide_recurring'] ) ? $args['hide_recurring'] : '';
$enabled = mc_get_option( 'views' );
if ( ! in_array( $format, $enabled, true ) ) {
$format = ( in_array( 'calendar', $enabled, true ) ) ? 'calendar' : $enabled[0];
}
if ( ! in_array( $time, array( 'day', 'week', 'month', 'month+1' ), true ) ) {
$time = 'month';
}
$category = ( isset( $get['mcat'] ) ) ? (int) $get['mcat'] : $category;
// This relates to default value inconsistencies, I think.
if ( '' === $category ) {
$category = 'all';
}
if ( isset( $get['format'] ) && in_array( $get['format'], $enabled, true ) && 'mini' !== $format ) {
$format = esc_attr( $get['format'] );
} else {
$format = esc_attr( $format );
}
// Mini calendar prevents format switch to avoid having a widget calendar switch in addition to the main calendar.
if ( isset( $get['time'] ) && in_array( $get['time'], array( 'day', 'week', 'month', 'month+1' ), true ) && ! ( 'mini' === $format && ! in_the_loop() ) ) {
$time = esc_attr( $get['time'] );
} else {
$time = esc_attr( $time );
}
if ( 'day' === $time ) {
$format = 'list';
}
if ( isset( $get['mcs'] ) ) {
$search = sanitize_text_field( $get['mcs'] );
}
/**
* Filter the display format.
*
* @hook mc_display_format
*
* @param {string} $format Current view format. E.g. 'calendar', 'list', 'card' or 'mini'.
* @param {array} $args Calendar view arguments.
*
* @return {string}
*/
$format = apply_filters( 'mc_display_format', $format, $args );
$params = array(
'format' => $format,
'category' => $category,
'above' => $above,
'below' => $below,
'time' => $time,
'ltype' => $ltype,
'lvalue' => $lvalue,
'author' => $author,
'id' => $id, // Changed when hash is processed.
'host' => $host,
'syear' => $syear,
'smonth' => $smonth,
'sday' => $sday,
'search' => $search,
'weekends' => $weekends,
'hide_groups' => $groups,
'hide_recurring' => $recurring,
);
// Hash cannot include 'time', 'category', 'search', or 'format', since those can be changed by navigation.
$hash_args = $params;
unset( $hash_args['time'] );
unset( $hash_args['category'] );
unset( $hash_args['format'] );
unset( $hash_args['search'] );
$hash = md5( implode( ',', $hash_args ) );
$id = ( ! $id ) ? "mc-$hash" : $id;
$params['id'] = $id;
return $params;
}
/**
* Generate calendar header if required.
*
* @param array $params Calendar parameters.
* @param string $id Calendar ID.
* @param string $tr Table row element.
* @param int $start_of_week Starting day of the week.
*
* @return string
*/
function mc_get_calendar_header( $params, $id, $tr, $start_of_week ) {
if ( 'card' === $params['format'] ) {
return '<div class="my-calendar-cards">';
}
$days = mc_get_week_days( $params, $start_of_week );
$name_days = $days['name_days'];
$abbrevs = $days['abbrevs'];
$weekends = ( 'true' === $params['weekends'] ) ? true : false;
/**
* Alter the HTML date header element for the grid view. Default `th`
*
* @hook mc_grid_header_wrapper
*
* @param {string} $th HTML element tag without `<>`.
* @param {string} $format Viewed format.
*
* @return {string}
*/
$th = apply_filters( 'mc_grid_header_wrapper', 'th', $params['format'] );
$close_th = ( 'th' === $th ) ? 'th' : $th;
$th .= ( 'th' === $th ) ? ' scope="col"' : '';
$body = '';
if ( 'calendar' === $params['format'] || 'mini' === $params['format'] ) {
/**
* Alter the outer wrapper HTML element for the grid view. Default `table`.
*
* @hook mc_grid_wrapper
*
* @param {string} $table HTML element tag without `<>`.
* @param {string} $format Viewed format.
*
* @return {string}
*/
$table = apply_filters( 'mc_grid_wrapper', 'table', $params['format'] );
$body .= "\n<$table class='my-calendar-table' aria-labelledby='mc_head_$id'>\n";
}
// If in a calendar format, print the headings of the days of the week.
if ( 'list' === $params['format'] ) {
$body .= "<ul id='list-$id' class='mc-list'>";
} else {
$body .= ( 'tr' === $tr ) ? '<thead>' : '<div class="mc-table-body">';
$body .= "\n <$tr class='mc-row'>\n";
/**
* Should the number of the week (1-52) appear in the calendar grid.
*
* @hook mc_show_week_number
*
* @param {bool} $show `true` to add a column with the week number.
* @param {array} $params Calendar view arguments.
*
* @return {bool}
*/
if ( apply_filters( 'mc_show_week_number', false, $params ) && 'grid' === $params['format'] ) {
$body .= " <$th class='mc-week-number'>" . __( 'Week', 'my-calendar' ) . "</$close_th>\n";
}
for ( $i = 0; $i <= 6; $i++ ) {
$class = ( $i < 6 && $i > 0 ) ? 'day-heading' : 'weekend-heading';
$dayclass = sanitize_html_class( $abbrevs[ $i ] );
if ( ( 'weekend-heading' === $class && $weekends ) || 'weekend-heading' !== $class ) {
$body .= " <$th class='$class $dayclass'>" . $name_days[ $i ] . "</$close_th>\n";
}
}
$body .= " </$tr>\n";
$body .= ( 'tr' === $tr ) ? "</thead>\n<tbody>\n" : '';
}
return '<div class="mc-content">' . $body;
}
/**
* Handle switching languages in shortcodes.
*
* @param string $current Current language set.
* @param string $target_language Language to switch to.
*
* @return string HTML attribute.
*/
function mc_switch_language( $current, $target_language ) {
$available = get_available_languages();
$lang = '';
if ( in_array( $target_language, $available, true ) ) {
if ( $target_language && ( $current !== $target_language ) ) {
switch_to_locale( $target_language );
}
$lang = explode( '_', $target_language )[0];
}
return $lang;
}
/**
* Create calendar output and return.
*
* @param array $args Lots of arguments; all shortcode parameters, etc.
*
* @return string HTML output of calendar
*/
function my_calendar( $args ) {
$language = isset( $args['language'] ) ? $args['language'] : '';
$shown_groups = array(); // Holds group events to prevent re-display of event groups when enabled.
$shown_events = array(); // Holds event IDs to prevent re-display of event instances when enabled.
$switched = '';
if ( $language ) {
$locale = get_locale();
$switched = mc_switch_language( $locale, $language );
}
$template = isset( $args['template'] ) ? $args['template'] : '';
$content = isset( $args['content'] ) ? $args['content'] : '';
$source = isset( $args['source'] ) ? $args['source'] : 'shortcode';
$site = ( isset( $args['site'] ) && '' !== trim( $args['site'] ) ) ? $args['site'] : false;
$months = isset( $args['months'] ) ? $args['months'] : false;
$custom = isset( $args['class'] ) ? $args['class'] : '';
$list_js = mc_get_option( 'list_javascript' );
$grid_js = mc_get_option( 'calendar_javascript' );
$mini_js = mc_get_option( 'mini_javascript' );
// Get options before switching sites in multisite environments.
$list_js_class = ( '1' !== $list_js ) ? 'listjs' : '';
$grid_js_class = ( '1' !== $grid_js ) ? 'gridjs' : '';
$mini_js_class = ( '1' !== $mini_js ) ? 'minijs' : '';
$ajax_js_class = ( '1' !== mc_get_option( 'ajax_javascript' ) ) ? 'ajaxjs' : '';
$has_modal = ( 'modal' === $list_js || 'modal' === $grid_js || 'modal' === $mini_js ) ? 'has-modal' : '';
$style_class = sanitize_html_class( str_replace( '.css', '', mc_get_option( 'css_file' ) ) );
$date_format = mc_date_format();
$start_of_week = ( get_option( 'start_of_week' ) === '1' ) ? 1 : 7; // convert start of week to ISO 8601 (Monday/Sunday).
$month_format = ( mc_get_option( 'month_format', '' ) === '' ) ? 'F Y' : mc_get_option( 'month_format' );
/**
* Filter how many months to show in list views.
*
* @hook mc_show_months
*
* @param {int} $show_months Number of months to show at once.
* @param {array} $args Current view arguments.
*
* @return {int}
*/
$show_months = absint( apply_filters( 'mc_show_months', mc_get_option( 'show_months' ), $args ) );
$show_months = ( 0 === $show_months ) ? 1 : $show_months;
$caption_text = ( '' !== mc_get_option( 'caption' ) ) ? ' <span class="mc-extended-caption">' . stripslashes( trim( mc_get_option( 'caption' ) ) ) . '</span>' : '';
$week_format = ( mc_get_option( 'week_format' ) ) ? mc_get_option( 'week_format' ) : 'M j, \'y';
// Translators: Template tag with date format.
$week_template = ( mc_get_option( 'week_caption', '' ) !== '' ) ? mc_get_option( 'week_caption' ) : sprintf( __( 'Week of %s', 'my-calendar' ), '{date format="M jS"}' );
$open_day_uri = ( ! mc_get_option( 'open_day_uri' ) ) ? 'false' : mc_get_option( 'open_day_uri' ); // This is not a URL. It's a behavior reference.
$list_info = mc_get_option( 'show_list_info' );
$list_events = mc_get_option( 'show_list_events' );
if ( $site ) {
$site = ( 'global' === $site ) ? BLOG_ID_CURRENT_SITE : $site;
switch_to_blog( $site );
}
my_calendar_check();
$params = mc_calendar_params( $args );
/**
* Prepend content before the calendar.
*
* @hook mc_before_calendar
*
* @param {string} $before HTML content.
* @param {array} $params Current view arguments.
*
* @return {string}
*/
$body = apply_filters( 'mc_before_calendar', '', $params );
$is_main_view = ( isset( $_GET['month'] ) || isset( $_GET['yr'] ) || isset( $_GET['dy'] ) ) ? '' : 'is-main-view';
$show_weekends = ( 'true' === $params['weekends'] ) ? true : false;
$id = $params['id'];
$main_class = ( '' !== $id ) ? $id : 'all';
$cid = ( isset( $_GET['cid'] ) ) ? esc_attr( wp_strip_all_tags( $_GET['cid'] ) ) : $main_class;
$lang = ( $switched ) ? ' lang="' . esc_attr( $switched ) . '"' : '';
$body_classes = array(
'mc-main',
'mcjs',
$list_js_class,
$grid_js_class,
$mini_js_class,
$ajax_js_class,
$style_class,
$params['format'],
$params['time'],
$main_class,
$has_modal,
$custom,
$is_main_view,
);
/**
* Filter classes used on the main My Calendar wrapper element.
*
* @hook mc_body_classes
*
* @param {array} $body_classes Array of class strings.
* @param {array} $params View parameter array.
*
* @return {array}
*/
$body_classes = apply_filters( 'mc_body_classes', $body_classes, $params );
$classes = implode( ' ', map_deep( $body_classes, 'sanitize_html_class' ) );
$mc_wrapper = "
<div id='" . esc_attr( $id ) . "' class='$classes' $lang>";
$mc_closer = '
</div>';
/**
* Filter date format in main calendar view.
*
* @hook mc_date_format
*
* @param {string} $date_format Date format in PHP date format structure.
* @param {string} $format Current view format.
* @param {string} $time Current view time frame.
*
* @return {string}
*/
$date_format = apply_filters( 'mc_date_format', $date_format, $params['format'], $params['time'] );
/**
* Main heading level. Default `h2`.
*
* @hook mc_heading_level
*
* @param {string} $h1 Main heading level.
* @param {string} $format Current view format.
* @param {string} $time Current view time frame.
* @param {string} $template Current view template.
*
* @return {string}
*/
$hl = apply_filters( 'mc_heading_level', 'h2', $params['format'], $params['time'], $template );
$permalinks = ( 'true' === mc_get_option( 'use_permalinks' ) ) ? true : false;
if ( ! $permalinks && isset( $_GET['mc_id'] ) && 'widget' !== $source ) {
// single event, main calendar only.
$mc_id = ( is_numeric( $_GET['mc_id'] ) ) ? $_GET['mc_id'] : false;
if ( $mc_id ) {
$body .= mc_get_event( $mc_id, 'html' );
}
} else {
$end_of_week = ( 1 === (int) $start_of_week ) ? 7 : 6;
$date = mc_get_current_date( $main_class, $cid, $params );
$current = $date['current_date'];
if ( is_numeric( $months ) && $months <= 12 && $months > 0 ) {
$show_months = absint( $months );
}
$dates = mc_get_from_to( $show_months, $params, $date );
/**
* Filter the calendar start date.
*
* @hook mc_from_date
*
* @param {string} $from Start date of events shown in main calendar shortcode in format `yyyy-mm-dd`.
* @param {string} $to Ending date of current view in format `yyyy-mm-dd`.
* @param {array} $params Calendar view parameters.
*
* @return {string}
*/
$from = apply_filters( 'mc_from_date', $dates['from'], $dates['to'], $params );
/**
* Filter the calendar end date.
*
* @hook mc_to_date
*
* @param {string} $to End date of events shown in main calendar shortcode in format `yyyy-mm-dd`.
* @param {string} $from Starting date of current view in format `yyyy-mm-dd`.
* @param {array} $params Calendar view parameters.
*
* @return {string}
*/
$to = apply_filters( 'mc_to_date', $dates['to'], $dates['from'], $params );
$from = ( 'day' === $params['time'] ) ? mc_date( 'Y-m-d', $current, false ) : $from;
$to = ( 'day' === $params['time'] ) ? mc_date( 'Y-m-d', $current, false ) : $to;
$query = array(
'from' => $from,
'to' => $to,
'category' => $params['category'],
'ltype' => $params['ltype'],
'lvalue' => $params['lvalue'],
'author' => $params['author'],
'host' => $params['host'],
'search' => $params['search'],
'source' => 'calendar',
'site' => $site,
);
/**
* Filter calendar view attributes.
*
* @hook mc_calendar_attributes
*
* @param {array} $query Current view arguments.
* @param {array} $params Shortcode parameters passed to view.
*
* @return {array}
*/
$query = apply_filters( 'mc_calendar_attributes', $query, $params );
if ( 'mc-print-view' === $id && isset( $_GET['searched'] ) && $_GET['searched'] ) {
$event_array = mc_get_searched_events();
if ( ! empty( $event_array ) ) {
reset( $event_array );
$from = key( $event_array );
end( $event_array );
$to = key( $event_array );
}
} else {
$event_array = my_calendar_events( $query );
}
$no_events = ( empty( $event_array ) ) ? true : false;
$nav = mc_generate_calendar_nav( $params, $args['category'], $start_of_week, $show_months, $main_class, $site, $date, $from );
$top = $nav['top'];
$bottom = $nav['bottom'];
if ( 'day' === $params['time'] ) {
/**
* Filter the main calendar heading content in single day view.
*
* @hook mc_heading
*
* @param {string} $heading HTML heading for calendar.
* @param {string} $format Viewed format.
* @param {string} $time Time frame currently viewed.
*
* @return {string}
*/
$heading = "<$hl id='mc_head_$id' class='mc-single heading my-calendar-$params[time]'><span>" . apply_filters( 'mc_heading', date_i18n( $date_format, $current ), $params['format'], $params['time'] ) . "</span></$hl>";
$dateclass = mc_dateclass( $current );
$mc_events = '';
$events = my_calendar_events( $query );
$events_class = '';
$json = '';
foreach ( $events as $day ) {
$events_class = mc_events_class( $day, $from );
$params['groups'] = $shown_groups;
$params['events'] = $shown_events;
$event_output = my_calendar_draw_events( $day, $params, $from, $template, $id );
$shown_groups = array_merge( $shown_groups, $event_output['groups'] );
$shown_events = array_merge( $shown_events, $event_output['events'] );
if ( ! empty( $event_output ) ) {
$mc_events .= $event_output['html'];
$json = array( $event_output['json'] );
}
}
$body .= $heading . $top . '
<div class="mc-content">
<div id="mc-day-' . $id . '" class="mc-day ' . $dateclass . ' ' . $events_class . '">
' . "$mc_events
</div>
</div><!-- .mc-content -->";
} else {
// If showing multiple months, figure out how far we're going.
$months = ( 'week' === $params['time'] ) ? 1 : $show_months;
$through_date = mktime( 0, 0, 0, $date['month'] + ( $months - 1 ), $date['day'], $date['year'] );
if ( 'month+1' === $params['time'] ) {
$current_header = date_i18n( $month_format, strtotime( '+1 month', $current ) );
} else {
$current_header = date_i18n( $month_format, $current );
}
$current_month_header = ( mc_date( 'Y', $current, false ) === mc_date( 'Y', $through_date, false ) ) ? date_i18n( 'F', $current ) : date_i18n( 'F Y', $current );
$through_month_header = date_i18n( $month_format, $through_date );
$values = array( 'date' => mc_date( 'Y-m-d', $current, false ) );
// Determine which header text to show depending on format & time period displayed.
if ( 'week' !== $params['time'] && 'day' !== $params['time'] ) {
$heading = ( $months <= 1 ) ? $current_header . "\n" : $current_month_header . '–' . $through_month_header;
// Translators: time period displayed.
$header = ( '' === mc_get_option( 'heading_text', '' ) ) ? __( 'Events in %s', 'my-calendar' ) : str_replace( '{date}', '%s', mc_get_option( 'heading_text' ) );
$heading = sprintf( $header, $heading ) . $caption_text;
if ( isset( $_GET['searched'] ) && 1 === (int) $_GET['searched'] ) {
$heading = __( 'Search Results', 'my-calendar' );
}
} else {
$heading = mc_draw_template( $values, stripslashes( $week_template ) );
}
/**
* Filter the main calendar heading level. Default `h2`.
*
* @hook mc_heading_level
*
* @param {string} $heading HTML heading element.
* @param {string} $format Viewed format.
* @param {string} $time Time frame currently viewed.
* @param {string} $template Heading template.
*
* @return {string}
*/
$h2 = apply_filters( 'mc_heading_level', 'h2', $params['format'], $params['time'], $template );
/**
* Filter the main calendar heading in multiday views.
*
* @hook mc_heading
*
* @param {string} $heading HTML heading for calendar.
* @param {string} $format Viewed format.
* @param {string} $time Time frame currently viewed.
* @param {string} $template Heading template.
*
* @return {string}
*/
$heading = apply_filters( 'mc_heading', $heading, $params['format'], $params['time'], $template );
$body .= "<$h2 id=\"mc_head_$id\" class=\"heading my-calendar-$params[time]\"><span>$heading</span></$h2>\n";
$body .= $top;
/**
* Alter the outer wrapper HTML element for the grid view. Default `table`.
*
* @hook mc_grid_wrapper
*
* @param {string} $table HTML element tag without `<>`.
* @param {string} $format Viewed format.
*
* @return {string}
*/
$table = apply_filters( 'mc_grid_wrapper', 'table', $params['format'] );
/**
* Change the element wrapping a week of events in grid view. Default `tr`.
*
* @hook mc_grid_week_wrapper
*
* @param {string} $format Date format per PHP date formatting.
* @param {string} $format Current view format.
*
* @return {string}
*/
$tr = apply_filters( 'mc_grid_week_wrapper', 'tr', $params['format'] );
$body .= mc_get_calendar_header( $params, $id, $tr, $start_of_week );
$odd = 'odd';
/**
* Change whether list format removes dates with no events.
*
* @hook mc_all_list_dates
*
* @param {bool} $show_all `true` to show all dates in list format.
* @param {array} $args Array of view arguments.
*
* @return {bool}
*/
$show_all = apply_filters( 'mc_all_list_dates', false, $args );
if ( $no_events && 'list' === $params['format'] && false === $show_all ) {
// If there are no events in list format, just display that info.
$no_events = ( '' === $content ) ? __( 'There are no events scheduled during these dates.', 'my-calendar' ) : $content;
$body .= "<li class='mc-events no-events'>$no_events</li>";
} else {
$start = strtotime( $from );
$end = strtotime( $to );
$week_number_shown = false;
$json = array();
do {
$date_is = mc_date( 'Y-m-d', $start, false );
$is_weekend = ( (int) mc_date( 'N', $start, false ) < 6 ) ? false : true;
if ( $show_weekends || ( ! $show_weekends && ! $is_weekend ) ) {
if ( mc_date( 'N', $start, false ) === (string) $start_of_week && 'list' !== $params['format'] && 'card' !== $params['format'] ) {
$body .= "<$tr class='mc-row'>";
}
$events = ( isset( $event_array[ $date_is ] ) ) ? $event_array[ $date_is ] : array();
$week_header = date_i18n( $week_format, $start );
/**
* Alter the date format used to show the current day in grid view. Default 'j'.
*
* @hook mc_grid_date
*
* @param {string} $format Date format per PHP date formatting.
* @param {array} $params Array of view arguments.
*
* @return {string}
*/
$thisday_heading = ( 'week' === $params['time'] ) ? "<small>$week_header</small>" : mc_date( apply_filters( 'mc_grid_date', 'j', $params ), $start, false );
$month_heading = '';
$has_month = '';
// Generate event classes & attributes.
$events_class = mc_events_class( $events, $date_is );
if ( $months > 1 ) {
$month_num = mc_date( 'm', $start, false );
$monthclass = ' month-' . $month_num;
$monthclass .= ( 0 === ( $month_num % 2 ) ) ? ' month-even' : ' month-odd';
if ( mc_date( 'j', $start, false ) === '1' ) {
$month_heading = '<h3 class="mc-change-months">' . date_i18n( 'F', $start ) . '</h3>';
$has_month = ' has-month';
}
} else {
$monthclass = ( mc_date( 'n', $start, false ) === (string) (int) $date['month'] || 'month' !== $params['time'] ) ? '' : 'nextmonth';
}
$dateclass = mc_dateclass( $start );
$ariacurrent = ( false !== strpos( $dateclass, 'current-day' ) ) ? ' aria-current="date"' : '';
$is_past_date = false;
if ( false !== stripos( $dateclass, 'past-day' ) ) {
$is_past_date = true;
}
$hide_past_dates = ( 'true' === mc_get_option( 'hide_past_dates' ) ) ? true : false;
/**
* Filter whether past dates are hidden in the initial list view. Dates are only hidden when no date parameters are set in the URL.
*
* @hook mc_hide_past_dates
*
* @param {bool} $hide_past_dates Whether to hide past dates.
* @param {array} $params Current view parameters.
*/
$hide_past_dates = apply_filters( 'mc_hide_past_dates', $hide_past_dates, $params );
/**
* Alter the date wrapper HTML element for the grid view. Default `td`.
*
* @hook mc_grid_day_wrapper
*
* @param {string} $td HTML element tag without `<>`.
* @param {string} $format Viewed format.
*
* @return {string}
*/
$td = apply_filters( 'mc_grid_day_wrapper', 'td', $params['format'] );
if ( ! $week_number_shown ) {
$weeknumber = mc_show_week_number( $events, $args, $params['format'], $td, $start );
if ( ! ( '' === $weeknumber ) ) {
$body .= $weeknumber;
$week_number_shown = true;
}
}
$label = date_i18n( mc_date_format(), $start );
$modal_attrs = "id='{format}-modal-button-$date_is' data-modal-content-id='{target_id}' data-modal-prefix-class='my-calendar' data-modal-close-text='" . esc_attr( __( 'Close', 'my-calendar' ) ) . "' data-modal-title='" . esc_attr( $label ) . "'";
if ( ! empty( $events ) ) {
/**
* Hide events in next or previous month in grid view.
*
* @hook mc_hide_nextmonth
*
* @param {bool} $hide true to hide events not in the currently viewed month.
*
* @return {bool}
*/
$hide_nextmonth = apply_filters( 'mc_hide_nextmonth', false );
if ( true === $hide_nextmonth && 'nextmonth' === $monthclass ) {
$event_output = ' ';
} else {
if ( 'mini' === $params['format'] && 'false' !== $open_day_uri ) {
$event_output = ' ';
} else {
$params['groups'] = $shown_groups;
$params['events'] = $shown_events;
$events_array = my_calendar_draw_events( $events, $params, $date_is, $template, $id );
$shown_groups = array_merge( $shown_groups, $events_array['groups'] );
$shown_events = array_merge( $shown_events, $events_array['events'] );
$event_output = ' ';
if ( ! empty( $events_array ) ) {
$event_output = $events_array['html'];
$json[] = $events_array['json'];
}
}
}
if ( true === $event_output ) {
$event_output = ' ';
}
if ( 'mini' === $params['format'] && '' !== $event_output ) {
$minitype = mc_get_option( 'mini_javascript' );
if ( 'modal' === $minitype && 'false' === mc_get_option( 'open_day_uri' ) ) {
$attrs = str_replace( array( '{format}', '{target_id}' ), array( 'mini-', 'date-' . $date_is ), $modal_attrs );
$trigger = ' js-modal button button-link';
} else {
$attrs = " aria-expanded='false'";
$trigger = ' trigger';
}
$link = mc_build_mini_url( $start, $params['category'], $events, $args, $date );
if ( ! _mc_is_url( $link ) ) {
$element = "button type='button' $attrs";
$close = 'button';
} else {
$element = "a $attrs href='$link'";
$close = 'a';
}
} else {
$element = 'span';
$close = 'span';
$trigger = '';
}
// set up events.
if ( ( $is_weekend && $show_weekends ) || ! $is_weekend ) {
$weekend_class = ( $is_weekend ) ? 'weekend' : '';
if ( 'list' === $params['format'] ) {
if ( 'true' === $list_info ) {
$inner = '';
$title = '<span class="mc-list-details-separator"> - </span>' . "<span class='mc-list-details select-event'>" . mc_list_title( $events ) . '</span>';
} elseif ( 'true' === $list_events ) {
$inner = '';
$title = '<span class="mc-list-details-separator"> - </span>' . "<span class='mc-list-details all-events'>" . mc_list_titles( $events ) . '</span>';
} else {
$title = '';
// Translators: Number of events on this date.
$inner = ' <span class="mc-list-details event-count">(' . sprintf( _n( '%d event', '%d events', count( $events ), 'my-calendar' ), count( $events ) ) . ')</span>';
}
if ( '' !== $event_output ) {
$date_params_set = ( isset( $_GET['month'] ) || isset( $_GET['dy'] ) || isset( $_GET['yr'] ) ) ? true : false;
if ( $is_past_date && $hide_past_dates && ! $date_params_set ) {
$body .= '<!-- Date Hidden -->';
} else {
$attrs = '';
$listtype = mc_get_option( 'list_javascript' );
if ( 'modal' === $listtype ) {
$attrs = str_replace( array( '{format}', '{target_id}' ), array( 'list-', 'list-date-' . $date_is ), $modal_attrs );
}
if ( 'false' === mc_get_option( 'list_link_titles' ) ) {
$body .= "<li id='$params[format]-$date_is'$ariacurrent class='mc-events $dateclass $events_class $odd'>
<strong class=\"event-date\">" . mc_wrap_title( '<span>' . date_i18n( $date_format, $start ) . $inner . '</span>', $attrs ) . "$title</strong>
<div id='list-date-" . $date_is . "' class='mc-list-date-wrapper'>
" . $event_output . '
</div>
</li>';
} else {
$body .= "<li id='$params[format]-$date_is'$ariacurrent class='mc-events $dateclass $events_class $odd'><h2 class=\"event-date\">" . '<span>' . date_i18n( $date_format, $start ) . $inner . '</span>' . "$title</h2><div id='list-date-" . $date_is . "' class='mc-list-date-wrapper'>" . $event_output . '</div></li>';
}
$odd = ( 'odd' === $odd ) ? 'even' : 'odd';
}
}
} elseif ( 'card' === $params['format'] ) {
$body .= $event_output;
} else {
$marker = ( count( $events ) > 1 ) ? '●●' : '●';
$marker = ( count( $events ) > 3 ) ? '●●●' : $marker;
// Translators: Number of events on this date.
$inner = ( count( $events ) > 0 ) ? '<span class="event-icon" aria-hidden="true">' . $marker . '</span><span class="screen-reader-text"><span class="mc-list-details event-count">(' . sprintf( _n( '%d event', '%d events', count( $events ), 'my-calendar' ), count( $events ) ) . ')</span></span>' : '';
$body .= "<$td id='$params[format]-$date_is'$ariacurrent class='mc-events $dateclass $weekend_class $monthclass $events_class day-with-date'><div class='mc-date-container$has_month'>$month_heading" . "\n <$element class='mc-date$trigger'><span aria-hidden='true' class='mc-day-number'>$thisday_heading</span><span class='screen-reader-text mc-day-date'>" . date_i18n( $date_format, strtotime( $date_is ) ) . "</span>$inner</$close></div>" . $event_output . "\n</$td>\n";
}
}
} else {
// If there are no events on this date within current params.
if ( 'card' === $params['format'] ) {
$body .= '';
} elseif ( 'list' !== $params['format'] ) {
$weekend_class = ( $is_weekend ) ? 'weekend' : '';
$body .= "<$td$ariacurrent class='no-events $dateclass $weekend_class $monthclass $events_class day-with-date'><div class='mc-date-container$has_month'>$month_heading<span class='mc-date no-events'><span aria-hidden='true'>$thisday_heading</span><span class='screen-reader-text'>" . date_i18n( $date_format, strtotime( $date_is ) ) . "</span></span></div>\n</$td>\n";
} else {
if ( true === $show_all ) {
$body .= "<li id='$params[format]-$date_is' $ariacurrent class='no-events $dateclass $events_class $odd'><strong class=\"event-date\">" . mc_wrap_title( '<span>' . date_i18n( $date_format, $start ) . '</span>' ) . '</strong></li>';
$odd = ( 'odd' === $odd ) ? 'even' : 'odd';
}
}
}
if ( mc_date( 'N', $start, false ) === (string) $end_of_week || ( mc_date( 'N', $start, false ) === '5' && ! $show_weekends ) ) {
if ( 'card' === $params['format'] ) {
$body .= '';
} elseif ( 'list' !== $params['format'] ) {
$body .= "</$tr>\n<!-- End Event Row -->\n"; // End of 'is beginning of week'.
}
$week_number_shown = false;
}
}
$start = strtotime( '+1 day', $start );
} while ( $start <= $end );
}
$end = '';
if ( 'card' !== $params['format'] ) {
$end = ( 'table' === $table ) ? "\n</tbody>\n</table>" : "</div></$table>";
}
$body .= ( 'list' === $params['format'] ) ? "\n</ul>" : $end;
}
// Day view closer is appended above.
$body .= ( 'day' === $params['time'] && 'card' !== $params['format'] ) ? '' : '</div><!-- .mc-content -->';
$body .= $bottom;
if ( 'card' === $params['format'] ) {
$body .= '</div>';
}
}
/**
* Append content after the calendar.
*
* @hook mc_after_calendar
*
* @param {string} $after HTML content.
* @param {array} $args Current view arguments.
*
* @return {string}
*/
$body .= apply_filters( 'mc_after_calendar', '', $args );
if ( $site ) {
restore_current_blog();
}
$json_ld = '';
if ( ! is_admin() && ! ( isset( $args['json'] ) && 'false' === $args['json'] ) ) {
if ( ! empty( $json ) && is_array( $json ) ) {
$json_ld = wp_json_encode( map_deep( $json, 'esc_html' ), JSON_UNESCAPED_SLASHES );
$json_ld = PHP_EOL . '<script type="application/ld+json">' . PHP_EOL . $json_ld . PHP_EOL . '</script>' . PHP_EOL;
}
}
/**
* Filter the calendar shortcode main body output.
*
* @hook my_calendar_body
*
* @param {string} $body HTML output.
*
* @return {string}
*/
$output = $mc_wrapper . $json_ld . apply_filters( 'my_calendar_body', $body ) . $mc_closer;
if ( $language ) {
mc_switch_language( $language, $locale );
}
return $output;
}
/**
* Arguments to show the week number in calendar views.
*
* @param array $events array of event objects.
* @param array $args Calendar arguments.
* @param string $format current view format.
* @param string $td HTML element in use for cells.
* @param string $start Current date.
*
* @return string
*/
function mc_show_week_number( $events, $args, $format, $td, $start ) {
$body = '';
/**
* Should the number of the week (1-52) appear in the calendar grid.
*
* @hook mc_show_week_number
*
* @param {bool} $show `true` to add a column with the week number.
* @param {array} $args Calendar view arguments.
*
* @return {bool}
*/
if ( apply_filters( 'mc_show_week_number', false, $args ) && 'grid' === $format ) {
$weeknumber = mc_date( 'W', $start, false );
if ( 'list' !== $format ) {
$body = "<$td class='week_number'>$weeknumber</$td>";
}
if ( 'list' === $format && ! empty( $events ) ) {
$body = "<li class='mc-week-number'><span class='week-number-text'>" . __( 'Week', 'my-calendar' ) . "</span> <span class='week-number-number'>$weeknumber</span></li>";
}
}
return $body;
}
/**
* Switch format for display depending on view environment. Used to display mini or list calendars on mobile devices.
*
* @param string $format current view.
*
* @return string new format.
*/
function mc_convert_format( $format ) {
if ( 'true' === mc_get_option( 'convert' ) ) {
$format = ( mc_is_mobile() && 'calendar' === $format ) ? 'list' : $format;
} elseif ( 'mini' === mc_get_option( 'convert' ) ) {
$format = ( mc_is_mobile() ) ? 'mini' : $format;
}
return $format;
}
add_filter( 'mc_display_format', 'mc_convert_format', 10, 2 );
/**
* Get the current date for display of calendar
*
* @param string $main_class Main calendar ID/class.
* @param string $cid Main calendar ID.
* @param array $params Array of calendar arguments.
*
* @return array
*/
function mc_get_current_date( $main_class, $cid, $params ) {
$time = $params['time'];
$smonth = $params['smonth'];
$syear = $params['syear'];
$sday = $params['sday'];
$c_m = 0;
$dm = array();
if ( isset( $_GET['dy'] ) && $main_class === $cid && ( 'day' === $time || 'week' === $time ) ) {
if ( '' === $_GET['dy'] ) {
$today = current_time( 'j' );
$month = ( isset( $_GET['month'] ) ) ? $_GET['month'] : current_time( 'n' );
$year = ( isset( $_GET['yr'] ) ) ? $_GET['yr'] : current_time( 'Y' );
$time = strtotime( "$year-$month-$today" );
$dm = mc_first_day_of_week( $time );
$c_day = $dm[0];
$c_m = $dm[1];
} else {
$c_day = (int) $_GET['dy'];
}
} else {
if ( 'week' === $time ) {
$dm = mc_first_day_of_week();
$c_day = $dm[0];
$c_m = $dm[1];
} elseif ( 'day' === $time ) {
$c_day = current_time( 'd' );
} else {
$c_day = 1;
}
}
if ( isset( $_GET['month'] ) && $main_class === $cid ) {
$c_month = (int) $_GET['month'];
if ( ! isset( $_GET['dy'] ) ) {
$c_day = 1;
}
} else {
$xnow = current_time( 'Y-m-d' );
$c_month = ( 0 === (int) $c_m ) ? current_time( 'm' ) : mc_date( 'm', strtotime( $xnow . ' -1 month' ), false );
}
$is_start_of_week = ( get_option( 'start_of_week' ) === current_time( 'N' ) ) ? true : false;
if ( isset( $_GET['yr'] ) && $main_class === $cid ) {
$c_year = (int) $_GET['yr'];
} else {
if ( 'week' === $time && ! isset( $_GET['dy'] ) ) {
if ( $is_start_of_week ) {
$c_year = ( current_time( 'Y' ) );
} else {
$current_year = (int) current_time( 'Y' );
$c_year = ( 0 === (int) $dm[1] ) ? $current_year : false;
if ( ! $c_year ) {
$c_year = ( (int) mc_date( 'Y', strtotime( '-1 month' ), false ) === $current_year ) ? $current_year : $current_year - 1;
}
}
} else {
$c_year = ( current_time( 'Y' ) );
}
}
// Years get funny if we exceed 3000, so we use this check.
if ( ! ( $c_year <= 3000 && $c_year >= 0 ) ) {
// No valid year causes the calendar to default to today.
$c_year = current_time( 'Y' );
$c_month = current_time( 'm' );
$c_day = current_time( 'd' );
}
if ( ! ( isset( $_GET['yr'] ) || isset( $_GET['month'] ) || isset( $_GET['dy'] ) ) ) {
// Month/year based on shortcode.
$shortcode_month = ( $smonth ) ? $smonth : $c_month;
$shortcode_year = ( $syear ) ? $syear : $c_year;
$shortcode_day = ( $sday ) ? $sday : $c_day;
/**
* Filter the starting year for the [my_calendar] shortcode.
*
* @hook mc_filter_year
*
* @param {int} $year An integer between 0 and 3000.
* @param {array} Shortcode parameters.
*
* @return {int}
*/
$c_year = apply_filters( 'mc_filter_year', $shortcode_year, $params );
/**
* Filter the starting month for the [my_calendar] shortcode.
*
* @hook mc_filter_month
*
* @param {int} $month An integer between 1 and 12.
* @param {array} Shortcode parameters.
*
* @return {int}
*/
$c_month = apply_filters( 'mc_filter_month', $shortcode_month, $params );
/**
* Filter the starting day for the [my_calendar] shortcode.
*
* @hook mc_filter_day
*
* @param {int} $day An integer between 1 and 31.
* @param {array} Shortcode parameters.
*
* @return {int}
*/
$c_day = apply_filters( 'mc_filter_day', $shortcode_day, $params );
}
$c_day = ( 0 === (int) $c_day ) ? 1 : $c_day; // c_day can't equal 0.
$current = mktime( 0, 0, 0, (int) $c_month, (int) $c_day, (int) $c_year );
$c_month = str_pad( $c_month, 2, '0', STR_PAD_LEFT );
return array(
'day' => (int) $c_day,
'month' => (int) $c_month,
'year' => (int) $c_year,
'current_date' => $current,
);
}
add_filter( 'my_calendar_body', 'mc_run_shortcodes', 10, 1 );
/**
* Process shortcodes on the final rendered calendar instead of each individual case.
* Means this runs once instead of potentially hundreds of times.
*
* @param string $content Fully executed calendar body.
*
* @return string Calendar body with shortcodes processed
*/
function mc_run_shortcodes( $content ) {
/**
* Disable shortcode parsing in content. Default 'true'.
*
* @hook mc_process_shortcodes
*
* @param {string} $return String 'true' to run do_shortcode() on calendar content.
*
* @return {string}
*/
$content = ( 'true' === apply_filters( 'mc_process_shortcodes', 'true' ) ) ? do_shortcode( $content ) : $content;
return $content;
}
/**
* Set up button wrapping event title
*
* @param string $title Event title.
* @param string $params Additional attributes if modal enabled.
*
* @return string title with wrapper if appropriate
*/
function mc_wrap_title( $title, $params = '' ) {
if ( '1' !== mc_get_option( 'list_javascript' ) ) {
$uses_modal = '';
if ( 'modal' === mc_get_option( 'list_javascript' ) ) {
$uses_modal = ' js-modal';
}
$is_anchor = '<button type="button" ' . $params . ' class="mc-text-button' . $uses_modal . '"><span class="mc-icon" aria-hidden="true"></span>';
$is_close_anchor = '</button>';
} else {
$is_anchor = '';
$is_close_anchor = '';
}
return $is_anchor . $title . $is_close_anchor;
}
/**
* Default My Calendar search form.
*
* @param string $type Type of search.
* @param string $url URL to post query to.
* @param string $id Calendar view ID.
*
* @return string HTML form.
*/
function my_calendar_searchform( $type, $url = '', $id = 'events' ) {
$query = ( isset( $_GET['mcs'] ) ) ? $_GET['mcs'] : '';
if ( 'simple' === $type ) {
if ( ! $url ) {
$url = mc_get_uri( false, array( 'type' => $type ) );
}
/**
* Filter the target action URL for search query form. Should target a page with a [my_calendar} shortcode.
*
* @hook mc_search_page
*
* @param {string} $url Target URL.
*
* @return {string}
*/
$url = apply_filters( 'mc_search_page', $url );
$data_href = ( 'widget' === $id ) ? add_query_arg( 'source', 'widget', $url ) : $url;
return '
<div class="mc-search-container">
<form class="mc-search-form" method="get" action="' . esc_url( $url ) . '" role="search">
<div class="mc-search">
<label class="screen-reader-text" for="mc_query_search-' . $id . '">' . __( 'Search Events', 'my-calendar' ) . '</label>
<input id="mc_query_search-' . $id . '" type="text" value="' . esc_attr( stripslashes( urldecode( $query ) ) ) . '" name="mcs" />
<button data-href="' . esc_url( $data_href ) . '" class="button" id="mc_submit_search-' . $id . '">' . __( 'Search<span class="screen-reader-text"> Events</span>', 'my-calendar' ) . '</button>
</div>
</form>
</div>';
}
return '';
}
/**
* Get list of locations.
*
* @param string $datatype Type of data to sort by and return.
* @param boolean $full If need to return full location object.
* @param string $return_type valid query return type.
*
* @return array of location objects.
*/
function mc_get_list_locations( $datatype, $full = true, $return_type = 'OBJECT' ) {
$mcdb = mc_is_remote_db();
$return_type = ( 'OBJECT' === $return_type ) ? OBJECT : ARRAY_A;
switch ( $datatype ) {
case 'name':
case 'location':
$data = 'location_label';
break;
case 'city':
$data = 'location_city';
break;
case 'state':
$data = 'location_state';
break;
case 'zip':
$data = 'location_postcode';
break;
case 'country':
$data = 'location_country';
break;
case 'hcard':
$data = 'location_label';
break;
case 'region':
$data = 'location_region';
break;
case 'id':
$data = 'location_id';
break;
default:
$data = 'location_label';
}
/**
* Filter the `where` clause of the location list SQL query. Default empty string.
*
* @hook mc_filter_location_list
*
* @param {string} $where WHERE portion of a SQL query.
* @param {string} $datatype Type of data this list is ordered by.
*
* @return {string}
*/
$where = esc_sql( apply_filters( 'mc_filter_location_list', '', $datatype ) );
if ( true !== $full ) {
$select = esc_sql( $data );
} else {
$select = '*';
}
// Value of $data is set in switch above. $select is same as data unless *.
$locations = $mcdb->get_results( "SELECT DISTINCT $select FROM " . my_calendar_locations_table() . " $where ORDER BY $data ASC", $return_type ); // phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared
return $locations;
}
/**
* Generate a list of locations for display.
*
* @param string $datatype Sort field.
* @param string $template Display template.
*
* @return string HTML output of list
*/
function my_calendar_show_locations( $datatype = 'name', $template = '' ) {
$locations = mc_get_list_locations( $datatype );
$datatype = ( 'name' === $datatype ) ? 'location_label' : $datatype;
$output = '';
if ( $locations ) {
if ( 'map' === $template ) {
$output = mc_generate_map( $locations, 'location', true );
} else {
// If no template provided, return hcard.
$datatype = ( '' === trim( $template ) ) ? 'hcard' : $datatype;
foreach ( $locations as $key => $value ) {
if ( 'hcard' !== $datatype && '' === $template ) {
$label = stripslashes( $value->{$datatype} );
if ( $label ) {
$url = mc_maplink( $value, 'url', 'location' );
$output .= ( $url ) ? "<li><a href='" . esc_url( $url ) . "'>$label</a></li>" : "<li>$label</li>";
}
} elseif ( 'hcard' === $datatype || 'hcard' === $template ) {
$label = mc_hcard( $value, 'true', 'true', 'location' );
$output .= ( $label ) ? "<li>$label</li>" : '';
} elseif ( '' !== $template ) {
if ( mc_key_exists( $template ) ) {
$template = mc_get_custom_template( $template );
}
$values = array(
'id' => $value->location_id,
'label' => $value->location_label,
'street' => $value->location_street,
'street2' => $value->location_street2,
'city' => $value->location_city,
'state' => $value->location_state,
'postcode' => $value->location_postcode,
'region' => $value->location_region,
'url' => $value->location_url,
'country' => $value->location_country,
'longitude' => $value->location_longitude,
'latitude' => $value->location_latitude,
'zoom' => $value->location_zoom,
'phone' => $value->location_phone,
'phone2' => $value->location_phone2,
);
$label = mc_draw_template( $values, $template );
$output .= ( '' !== trim( $label ) ) ? "<li>$label</li>" : '';
}
}
$output = '<ul class="mc-locations">' . $output . '</ul>';
}
/**
* Filter the output HTML of the location list.
*
* @hook mc_location_list
*
* @param {string} $output Output HTML for the form.
* @param {array} $add Array of locations represented in this list.
*
* @return {string}
*/
$output = apply_filters( 'mc_location_list', $output, $locations );
return $output;
}
return '';
}
/**
* Output filters by location
*
* @param string $show either 'list' or 'form'.
* @param string $datatype Type of data to sort by. Default ID.
* @param string $group whether this is being output as a single filter or as part of the group filters.
* @param string $target_url URL to send requests to.
*
* @return string HTML to trigger location filters.
*/
function my_calendar_locations_list( $show = 'list', $datatype = 'id', $group = 'single', $target_url = '' ) {
$output = '';
$locations = mc_get_list_locations( $datatype, $datatype, ARRAY_A );
$current_url = mc_get_uri();
$current_url = ( '' !== $target_url && esc_url( $target_url ) ) ? $target_url : $current_url;
if ( count( $locations ) > 1 ) {
if ( 'list' === $show ) {
$url = mc_build_url(
array(
'loc' => 'all',
'ltype' => 'all',
),
array()
);
$output .= '<ul id="mc-locations-list">
<li class="mc-show-all"><a href="' . $url . '">' . __( 'Show all', 'my-calendar' ) . '</a></li>';
} else {
$ltype = ( ! isset( $_GET['ltype'] ) ) ? $datatype : sanitize_text_field( $_GET['ltype'] );
$output .= ( 'single' === $group ) ? '<div id="mc_locations">' : '';
$output .= ( 'single' === $group ) ? "<form action='" . esc_url( $current_url ) . "' method='get'><div>" : '';
$output .= "<input type='hidden' name='ltype' value='" . esc_attr( $ltype ) . "' />";
if ( 'single' === $group ) {
$qsa = array();
if ( isset( $_SERVER['QUERY_STRING'] ) ) {
parse_str( $_SERVER['QUERY_STRING'], $qsa );
}
if ( ! isset( $_GET['cid'] ) ) {
$output .= '<input type="hidden" name="cid" value="all" />';
}
foreach ( $qsa as $name => $argument ) {
if ( 'loc' !== $name && 'ltype' !== $name ) {
$output .= "\n" . '<input type="hidden" name="' . esc_attr( wp_strip_all_tags( $name ) ) . '" value="' . esc_attr( wp_strip_all_tags( $argument ) ) . '" />';
}
}
}
$output .= "
<label for='mc-locations-list'>" . __( 'Location', 'my-calendar' ) . "</label>
<select name='loc' id='mc-locations-list'>
<option value='all'>" . __( 'All Locations', 'my-calendar' ) . "</option>\n";
}
foreach ( $locations as $location ) {
foreach ( $location as $value ) {
$vt = urlencode( trim( $value ) );
if ( is_numeric( $value ) && 'id' === $ltype ) {
$value = mc_location_data( 'location_label', $value );
} else {
$value = strip_tags( stripcslashes( $value ), mc_strip_tags() );
}
if ( '' === trim( $value ) ) {
continue;
}
$loc = ( empty( $_GET['loc'] ) ) ? '' : $_GET['loc'];
if ( 'list' === $show ) {
$selected = ( $vt === $loc ) ? ' class="selected"' : '';
$this_url = esc_url(
mc_build_url(
array(
'loc' => $vt,
'ltype' => $datatype,
),
array()
)
);
$output .= " <li$selected><a rel='nofollow' href='$this_url'>$value</a></li>\n";
} else {
$selected = ( $vt === $loc || urlencode( $loc ) === $vt ) ? ' selected="selected"' : '';
$output .= " <option value='" . esc_attr( $vt ) . "'$selected>$value</option>\n";
}
}
}
if ( 'list' === $show ) {
$output .= '</ul>';
} else {
$output .= '</select>';
$output .= ( 'single' === $group ) ? '<input type="submit" class="button" value="' . __( 'Submit', 'my-calendar' ) . '" />
</div>
</form>' : '';
$output .= ( 'single' === $group ) ? '</div>' : '';
}
/**
* Filter the output HTML of the location selector.
*
* @hook mc_location_selector
*
* @param {string} $output Output HTML for the form.
* @param {array} $add Array of locations represented in this list.
*
* @return {string}
*/
$output = apply_filters( 'mc_location_selector', $output, $locations );
return $output;
} else {
return '';
}
}