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<?php |
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|
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if ( ! class_exists( 'WP_Widget_Calendar' ) ) { |
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require_once( ABSPATH . '/wp-includes/default-widgets.php' ); |
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} |
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|
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/* |
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* obliged to rewrite the whole functionnality as there is no filter on sql queries and only a filter on final output |
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* code base last checked with WP 4.2 |
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* a request for making a filter on sql queries exists: http://core.trac.wordpress.org/ticket/15202 |
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* method used in 0.4.x: use of the get_calendar filter and overwrite the output of get_calendar function -> not very efficient (add 4 to 5 sql queries) |
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* method used since 0.5: remove the WP widget and replace it by our own -> our language filter will not work if get_calendar is called directly by a theme |
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* |
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* @since 0.5 |
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*/ |
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class PLL_Widget_Calendar extends WP_Widget_Calendar { |
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|
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/* |
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* displays the widget |
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* modified version of the parent function to call our own get_calendar function |
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* |
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* @since 0.5 |
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* |
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* @param array $args Display arguments including before_title, after_title, before_widget, and after_widget. |
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* @param array $instance The settings for the particular instance of the widget |
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*/ |
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function widget( $args, $instance ) { |
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$title = apply_filters( 'widget_title', empty( $instance['title'] ) ? ' ' : $instance['title'], $instance, $this->id_base ); |
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echo $args['before_widget']; |
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if ( $title ) { |
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echo $args['before_title'] . $title . $args['after_title']; |
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} |
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echo '<div id="calendar_wrap">'; |
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empty( PLL()->curlang ) ? get_calendar() : self::get_calendar(); #modified# |
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echo '</div>'; |
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echo $args['after_widget']; |
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} |
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|
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/* |
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* modified version of WP get_calendar function to filter the query |
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* |
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* @since 0.5 |
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* |
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* @param bool $initial Optional, default is true. Use initial calendar names. |
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* @param bool $echo Optional, default is true. Set to false for return. |
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* @return string|null String when retrieving, null when displaying. |
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*/ |
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static function get_calendar( $initial = true, $echo = true ) { |
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global $wpdb, $m, $monthnum, $year, $wp_locale, $posts; |
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|
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$join_clause = PLL()->model->post->join_clause(); #added# |
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$where_clause = PLL()->model->post->where_clause( PLL()->curlang ); #added# |
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|
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$key = md5( PLL()->curlang->slug . $m . $monthnum . $year ); #modified# |
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if ( $cache = wp_cache_get( 'get_calendar', 'calendar' ) ) { |
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if ( is_array( $cache ) && isset( $cache[ $key ] ) ) { |
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if ( $echo ) { |
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/** This filter is documented in wp-includes/general-template.php */ |
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echo apply_filters( 'get_calendar', $cache[$key] ); |
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return; |
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} else { |
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/** This filter is documented in wp-includes/general-template.php */ |
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return apply_filters( 'get_calendar', $cache[$key] ); |
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} |
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} |
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} |
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|
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if ( !is_array( $cache ) ) |
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$cache = array(); |
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|
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// Quick check. If we have no posts at all, abort! |
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if ( !$posts ) { |
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$gotsome = $wpdb->get_var( "SELECT 1 as test FROM $wpdb->posts WHERE post_type = 'post' AND post_status = 'publish' LIMIT 1" ); |
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if ( !$gotsome ) { |
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$cache[ $key ] = ''; |
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wp_cache_set( 'get_calendar', $cache, 'calendar' ); |
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return; |
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} |
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} |
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|
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if ( isset( $_GET['w'] ) ) |
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$w = ''.intval( $_GET['w'] ); |
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|
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// week_begins = 0 stands for Sunday |
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$week_begins = intval( get_option( 'start_of_week' ) ); |
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|
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// Let's figure out when we are |
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if ( !empty( $monthnum ) && !empty( $year ) ) { |
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$thismonth = ''.zeroise( intval( $monthnum ), 2 ); |
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$thisyear = ''.intval( $year ); |
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} elseif ( !empty( $w ) ) { |
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// We need to get the month from MySQL |
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$thisyear = ''.intval( substr( $m, 0, 4 ) ); |
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$d = ( ( $w - 1 ) * 7 ) + 6; //it seems MySQL's weeks disagree with PHP's |
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$thismonth = $wpdb->get_var( "SELECT DATE_FORMAT( ( DATE_ADD( '{$thisyear}0101', INTERVAL $d DAY ) ), '%m' )" ); |
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} elseif ( !empty( $m ) ) { |
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$thisyear = ''.intval( substr( $m, 0, 4 ) ); |
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if ( strlen( $m ) < 6 ) |
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$thismonth = '01'; |
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else |
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$thismonth = ''.zeroise( intval( substr( $m, 4, 2 ) ), 2 ); |
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} else { |
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$thisyear = gmdate( 'Y', current_time( 'timestamp' ) ); |
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$thismonth = gmdate( 'm', current_time( 'timestamp' ) ); |
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} |
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|
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$unixmonth = mktime( 0, 0 , 0, $thismonth, 1, $thisyear ); |
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$last_day = date( 't', $unixmonth ); |
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|
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// Get the next and previous month and year with at least one post |
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$previous = $wpdb->get_row( "SELECT MONTH( post_date ) AS month, YEAR( post_date ) AS year |
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FROM $wpdb->posts $join_clause |
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WHERE post_date < '$thisyear-$thismonth-01' |
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AND post_type = 'post' AND post_status = 'publish' $where_clause |
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ORDER BY post_date DESC |
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LIMIT 1" ); #modified# |
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$next = $wpdb->get_row( "SELECT MONTH( post_date ) AS month, YEAR( post_date ) AS year |
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FROM $wpdb->posts $join_clause |
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WHERE post_date > '$thisyear-$thismonth-{$last_day} 23:59:59' |
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AND post_type = 'post' AND post_status = 'publish' $where_clause |
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ORDER BY post_date ASC |
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LIMIT 1" ); #modified# |
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|
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/* translators: Calendar caption: 1: month name, 2: 4-digit year */ |
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$calendar_caption = _x( '%1$s %2$s', 'calendar caption' ); |
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$calendar_output = '<table id="wp-calendar"> |
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<caption>' . sprintf( $calendar_caption, $wp_locale->get_month( $thismonth ), date( 'Y', $unixmonth ) ) . '</caption> |
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<thead> |
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<tr>'; |
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|
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$myweek = array(); |
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|
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for ( $wdcount=0; $wdcount<=6; $wdcount++ ) { |
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$myweek[] = $wp_locale->get_weekday( ( $wdcount+$week_begins )%7 ); |
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} |
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|
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foreach ( $myweek as $wd ) { |
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$day_name = ( true == $initial ) ? $wp_locale->get_weekday_initial( $wd ) : $wp_locale->get_weekday_abbrev( $wd ); |
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$wd = esc_attr( $wd ); |
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$calendar_output .= "\n\t\t<th scope=\"col\" title=\"$wd\">$day_name</th>"; |
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} |
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|
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$calendar_output .= ' |
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</tr> |
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</thead> |
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|
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<tfoot> |
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<tr>'; |
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|
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if ( $previous ) { |
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$calendar_output .= "\n\t\t".'<td colspan="3" id="prev"><a href="' . get_month_link( $previous->year, $previous->month ) . '">« ' . $wp_locale->get_month_abbrev( $wp_locale->get_month( $previous->month ) ) . '</a></td>'; |
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} else { |
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$calendar_output .= "\n\t\t".'<td colspan="3" id="prev" class="pad"> </td>'; |
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} |
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|
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$calendar_output .= "\n\t\t".'<td class="pad"> </td>'; |
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|
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if ( $next ) { |
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$calendar_output .= "\n\t\t".'<td colspan="3" id="next"><a href="' . get_month_link( $next->year, $next->month ) . '">' . $wp_locale->get_month_abbrev( $wp_locale->get_month( $next->month ) ) . ' »</a></td>'; |
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} else { |
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$calendar_output .= "\n\t\t".'<td colspan="3" id="next" class="pad"> </td>'; |
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} |
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|
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$calendar_output .= ' |
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</tr> |
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</tfoot> |
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|
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<tbody> |
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<tr>'; |
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|
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$daywithpost = array(); |
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|
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// Get days with posts |
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$dayswithposts = $wpdb->get_results( "SELECT DISTINCT DAYOFMONTH( post_date ) |
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FROM $wpdb->posts $join_clause |
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WHERE post_date >= '{$thisyear}-{$thismonth}-01 00:00:00' |
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AND post_type = 'post' AND post_status = 'publish' $where_clause |
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AND post_date <= '{$thisyear}-{$thismonth}-{$last_day} 23:59:59'", ARRAY_N ); #modified# |
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if ( $dayswithposts ) { |
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foreach ( (array) $dayswithposts as $daywith ) { |
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$daywithpost[] = $daywith[0]; |
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} |
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} |
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|
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if ( strpos( $_SERVER['HTTP_USER_AGENT'], 'MSIE' ) !== false || stripos( $_SERVER['HTTP_USER_AGENT'], 'camino' ) !== false || stripos( $_SERVER['HTTP_USER_AGENT'], 'safari' ) !== false ) |
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$ak_title_separator = "\n"; |
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else |
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$ak_title_separator = ', '; |
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|
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$ak_titles_for_day = array(); |
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$ak_post_titles = $wpdb->get_results( "SELECT ID, post_title, DAYOFMONTH( post_date ) as dom " |
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."FROM $wpdb->posts $join_clause " |
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."WHERE post_date >= '{$thisyear}-{$thismonth}-01 00:00:00' " |
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."AND post_date <= '{$thisyear}-{$thismonth}-{$last_day} 23:59:59' " |
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."AND post_type = 'post' AND post_status = 'publish' $where_clause" |
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); #modified# |
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if ( $ak_post_titles ) { |
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foreach ( (array) $ak_post_titles as $ak_post_title ) { |
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|
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/** This filter is documented in wp-includes/post-template.php */ |
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$post_title = esc_attr( apply_filters( 'the_title', $ak_post_title->post_title, $ak_post_title->ID ) ); |
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|
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if ( empty( $ak_titles_for_day['day_'.$ak_post_title->dom] ) ) |
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$ak_titles_for_day['day_'.$ak_post_title->dom] = ''; |
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if ( empty( $ak_titles_for_day["$ak_post_title->dom"] ) ) // first one |
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$ak_titles_for_day["$ak_post_title->dom"] = $post_title; |
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else |
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$ak_titles_for_day["$ak_post_title->dom"] .= $ak_title_separator . $post_title; |
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} |
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} |
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|
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// See how much we should pad in the beginning |
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$pad = calendar_week_mod( date( 'w', $unixmonth )-$week_begins ); |
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if ( 0 != $pad ) |
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$calendar_output .= "\n\t\t".'<td colspan="'. esc_attr( $pad ) .'" class="pad"> </td>'; |
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|
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$daysinmonth = intval( date( 't', $unixmonth ) ); |
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for ( $day = 1; $day <= $daysinmonth; ++$day ) { |
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if ( isset( $newrow ) && $newrow ) |
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$calendar_output .= "\n\t</tr>\n\t<tr>\n\t\t"; |
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$newrow = false; |
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|
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if ( $day == gmdate( 'j', current_time( 'timestamp' ) ) && $thismonth == gmdate( 'm', current_time( 'timestamp' ) ) && $thisyear == gmdate( 'Y', current_time( 'timestamp' ) ) ) |
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$calendar_output .= '<td id="today">'; |
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else |
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$calendar_output .= '<td>'; |
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|
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if ( in_array( $day, $daywithpost ) ) // any posts today? |
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$calendar_output .= '<a href="' . get_day_link( $thisyear, $thismonth, $day ) . '" title="' . esc_attr( $ak_titles_for_day[ $day ] ) . "\">$day</a>"; |
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else |
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$calendar_output .= $day; |
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$calendar_output .= '</td>'; |
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|
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if ( 6 == calendar_week_mod( date( 'w', mktime( 0, 0 , 0, $thismonth, $day, $thisyear ) )-$week_begins ) ) |
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$newrow = true; |
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} |
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|
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$pad = 7 - calendar_week_mod( date( 'w', mktime( 0, 0 , 0, $thismonth, $day, $thisyear ) )-$week_begins ); |
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if ( $pad != 0 && $pad != 7 ) |
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$calendar_output .= "\n\t\t".'<td class="pad" colspan="'. esc_attr( $pad ) .'"> </td>'; |
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|
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$calendar_output .= "\n\t</tr>\n\t</tbody>\n\t</table>"; |
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|
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$cache[ $key ] = $calendar_output; |
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wp_cache_set( 'get_calendar', $cache, 'calendar' ); |
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|
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if ( $echo ) { |
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/** |
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* Filter the HTML calendar output. |
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* |
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* @since 3.0.0 |
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* |
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* @param string $calendar_output HTML output of the calendar. |
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*/ |
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echo apply_filters( 'get_calendar', $calendar_output ); |
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} else { |
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/** This filter is documented in wp-includes/general-template.php */ |
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return apply_filters( 'get_calendar', $calendar_output ); |
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} |
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} |
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} |
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|
