// Get the next and previous month and year with at least one post
$previous = $wpdb->get_row("SELECT MONTH(post_date) AS month, YEAR(post_date) AS year FROM $wpdb->posts
WHERE post_date < '$thisyear-$thismonth-01'
AND post_type = 'post' AND post_status = 'publish'
ORDER BY post_date DESC
LIMIT 1");
$previousyear = $wpdb->get_row("SELECT MONTH(post_date) AS month, YEAR(post_date) AS year FROM $wpdb->posts
WHERE post_date < '$thisyear-01'
AND post_type = 'post' AND post_status = 'publish'
ORDER BY post_date DESC
LIMIT 1");
$previousmonth = $wpdb->get_row("SELECT MONTH(post_date) AS month, YEAR(post_date) AS year FROM $wpdb->posts
WHERE post_date < 'm'
AND post_type = 'post' AND post_status = 'publish'
ORDER BY post_date DESC
LIMIT 1");
$next = $wpdb->get_row("SELECT MONTH(post_date) AS month, YEAR(post_date) AS year FROM $wpdb->posts
WHERE post_date > '$thisyear-$thismonth-{$last_day} 23:59:59'
AND post_type = 'post' AND post_status = 'publish'
ORDER BY post_date ASC
LIMIT 1");
$nextyear = $wpdb->get_row("SELECT MONTH(post_date) AS month, YEAR(post_date)+01 AS year FROM $wpdb->posts
WHERE post_date > '$thisyear'
AND post_type = 'post' AND post_status = 'publish'
ORDER BY post_date ASC
LIMIT 1");
/* translators: Calendar caption: 1: month name, 2: 4-digit year */
$calendar_caption = _x('%1$s %2$s', 'calendar caption'); $calendar_output = '<table id="wp-calendar">
<caption>' . sprintf(
$calendar_caption,
$wp_locale->get_month( $thismonth ),
date( 'Y', $unixmonth )
) . '</caption>
<thead>
<tr>
<td>';
if ( $previousyear ) { $calendar_output .= "\n\t\t".'<td colspan="3" id="prev"><a id="previousyear" href="' . get_month_link($previousyear->year, $thismonth) . '" title="' . esc_attr( sprintf(__('View posts for %1$s %2$s'), $wp_locale->get_month($previousyear->year), date('Y', mktime(0, 0 , 0, $previous->month, 1, $previous->year)))) . '">« ' . date('Y', mktime(0, 0 , 0, $previous->month, 1, $previousyear->year)) . '</a></td>'; } else {
$calendar_output .= "\n\t\t".'<td colspan="3" id="prev" class="pad"> </td>';
}
$calendar_output .= "\n\t\t".'<td class="pad"> </td>';
'</td>
<td>';
if ( $nextyear ) { $calendar_output .= "\n\t\t".'<td colspan="3" id="next"><a id="nextyear" href="' . get_month_link($nextyear->year, $thismonth) . '" title="' . esc_attr( sprintf(__('View posts for %1$s %2$s'), $wp_locale->get_month($nextyear->year), date('Y', mktime(0, 0 , 0, $next->month, 1, $next->year))) ) . '"> ' . date('Y', mktime(0, 0 , 0, $next->month, 1, $nextyear->year)) . ' » '.' </a></td>'; } else {
$calendar_output .= "\n\t\t".'<td colspan="3" id="next" class="pad"> </td>';
}
$calendar_output .= '
</td>
</tr>
<tr>';
$myweek = array();
for ( $wdcount = 0; $wdcount <= 6; $wdcount++ ) { $myweek[] = $wp_locale->get_weekday( ( $wdcount + $week_begins ) % 7 );
}
foreach ( $myweek as $wd ) { $day_name = $initial ? $wp_locale->get_weekday_initial( $wd ) : $wp_locale->get_weekday_abbrev( $wd );
$wd = esc_attr( $wd );
$calendar_output .= "\n\t\t<th scope=\"col\" title=\"$wd\">$day_name</th>";
}
$calendar_output .= '
</tr>
</thead>
<tfoot>
<tr>';
if ( $previous ) { $calendar_output .= "\n\t\t".'<td colspan="3" id="prev"><a href="' . get_month_link($previous->year, $previous->month) . '" title="' . esc_attr( sprintf(__('View posts for %1$s %2$s'), $wp_locale->get_month($previous->month), date('Y', mktime(0, 0 , 0, $previous->month, 1, $previous->year)))) . '">< ' . $wp_locale->get_month_abbrev($wp_locale->get_month($previous->month)) . '</a></td>'; } else {
$calendar_output .= "\n\t\t".'<td colspan="3" id="prev" class="pad"> </td>';
}
$calendar_output .= "\n\t\t".'<td class="pad"> </td>';
if ( $next ) { $calendar_output .= "\n\t\t".'<td colspan="3" id="next"><a href="' . get_month_link($next->year, $next->month) . '" title="' . esc_attr( sprintf(__('View posts for %1$s %2$s'), $wp_locale->get_month($next->month), date('Y', mktime(0, 0 , 0, $next->month, 1, $next->year))) ) . '">' . $wp_locale->get_month_abbrev($wp_locale->get_month($next->month)) . ' ></a></td>'; } else {
$calendar_output .= "\n\t\t".'<td colspan="3" id="next" class="pad"> </td>';
}
$calendar_output .= '
</tr>
</tfoot>
<tbody>
<tr>';
$daywithpost = array();
// Get days with posts
$dayswithposts = $wpdb->get_results("SELECT DISTINCT DAYOFMONTH(post_date) FROM $wpdb->posts WHERE post_date >= '{$thisyear}-{$thismonth}-01 00:00:00'
AND post_type = 'post' AND post_status = 'publish'
AND post_date <= '{$thisyear}-{$thismonth}-{$last_day} 23:59:59'", ARRAY_N); if ( $dayswithposts ) { foreach ( (array) $dayswithposts as $daywith ) { $daywithpost[] = $daywith[0];
}
}
// See how much we should pad in the beginning
$pad = calendar_week_mod( date( 'w', $unixmonth ) - $week_begins );
if ( 0 != $pad ) { $calendar_output .= "\n\t\t".'<td colspan="'. esc_attr( $pad ) .'" class="pad"> </td>';
}
$newrow = false;
$daysinmonth = (int) date( 't', $unixmonth );
for ( $day = 1; $day <= $daysinmonth; ++$day ) {
if ( isset($newrow) && $newrow ) {
$calendar_output .= "\n\t</tr>\n\t<tr>\n\t\t";
}
$newrow = false;
if ( $day == gmdate( 'j', $ts ) &&
$thismonth == gmdate( 'm', $ts ) &&
$thisyear == gmdate( 'Y', $ts ) ) { $calendar_output .= '<td id="today">';
} else { $calendar_output .= '<td>';
}
if ( in_array( $day, $daywithpost ) ) { // any posts today?
$date_format = date( _x( 'F j, Y', 'daily archives date format' ), strtotime( "{$thisyear}-{$thismonth}-{$day}" ) ); /* translators: Post calendar label. 1: Date */
$label = sprintf( __( 'Posts published on %s' ), $date_format );
$calendar_output .= sprintf(
'<a href="%s" aria-label="%s">%s</a>',
get_day_link( $thisyear, $thismonth, $day ),
esc_attr( $label ),
$day
);
} else { $calendar_output .= $day;
}
$calendar_output .= '</td>';
if ( 6 == calendar_week_mod( date( 'w', mktime(0, 0 , 0, $thismonth, $day, $thisyear ) ) - $week_begins ) ) { $newrow = true;
}
}
$pad = 7 - calendar_week_mod( date( 'w', mktime( 0, 0 , 0, $thismonth, $day, $thisyear ) ) - $week_begins );
if ( $pad != 0 && $pad != 7 ) { $calendar_output .= "\n\t\t".'<td class="pad" colspan="'. esc_attr( $pad ) .'"> </td>';
}
$calendar_output .= "\n\t</tr>\n\t</tbody>\n\t</table>";
$cache[ $key ] = $calendar_output;
wp_cache_set( 'get_calendar', $cache, 'calendar' );
if ( $echo ) {
/**
* Filters the HTML calendar output.
*
* @since 3.0.0
*
* @param string $calendar_output HTML output of the calendar.
*/
echo apply_filters( 'get_calendar', $calendar_output );
return;
}
/** This filter is documented in wp-includes/general-template.php */
return apply_filters( 'get_calendar', $calendar_output );
}
/**
