__( 'Show archives as calendar', 'arwloc' ), )
);
}
public function widget( $args, $instance )
{
extract( $args );
$title = apply_filters( 'widget_title', $instance['title'] );
echo $before_widget;
if ( ! empty( $title ) )
echo $before_title . $title . $after_title;
$instance['function'] = 'no';
echo archive_calendar($instance);
echo $after_widget;
}
public function form( $instance )
{
$defaults = array(
'title' => __('Archives'),
'next_text' => '>',
'prev_text' => '<',
'post_count' => 1,
'month_view' => 0,
'month_select' => 'default',
'different_theme' => 0,
'theme' => null,
'categories' => null,
'post_type' => null,
'show_today' => 0
);
$instance = wp_parse_args( $instance, $defaults );
$title = $instance['title'];
$prev = $instance['prev_text'];
$next = $instance['next_text'];
$count = $instance['post_count'];
$month_view = $instance['month_view'];
$month_select = $instance['month_select'];
$different_theme = $instance['different_theme'];
$arw_theme = $instance['theme'];
$cats = $instance['categories'];
$post_type = $instance['post_type'];
if(is_array($post_type) && empty($post_type) || ( !$post_type || $post_type=='' ))
$post_type = array('post');
// Widget Settings form is in external file
include 'arw-widget-settings.php';
}
public function update( $new_instance, $old_instance )
{
$instance = $old_instance;
$instance['title'] = strip_tags( $new_instance['title'] );
$instance['next_text'] = htmlspecialchars($new_instance['next_text']);
$instance['prev_text'] = htmlspecialchars($new_instance['prev_text']);
if($instance['next_text'] == htmlspecialchars('>'))
$instance['prev_text'] = htmlspecialchars('<');
$instance['post_count'] = ($new_instance['post_count']) ? $new_instance['post_count'] : 0;
$instance['month_view'] = $new_instance['month_view'];
$instance['month_select'] = $new_instance['month_select'];
$instance['different_theme'] = ($new_instance['different_theme']) ? $new_instance['different_theme'] : 0;
$instance['theme'] = $new_instance['theme'];
$instance['categories'] = $new_instance['categories'];
$instance['post_type'] = $new_instance['post_type'];
return $instance;
}
}
// Register and load the widget
function archives_calendar_load_widget() {
register_widget( 'Archives_Calendar' );
}
add_action( 'widgets_init', 'archives_calendar_load_widget' );
/***** WIDGET CONSTRUCTION FUNCTION *****/
/* can be called directly archive_calendar($args) */
function archive_calendar($args = array())
{
global $archivesCalendar_options;
$defaults = array(
'title' => '',
'next_text' => '>',
'prev_text' => '<',
'post_count' => 1,
'month_view' => 0,
'month_select' => 'default',
'different_theme' => 0,
'theme' => null,
'categories' => null,
'post_type' => null,
'show_today' => 0
);
$args = wp_parse_args( $args, $defaults );
if(!$args['different_theme'])
$args['theme'] = $archivesCalendar_options['theme'];
if($args['theme'] != $archivesCalendar_options['theme'])
{
wp_register_style( 'archives-cal-'.$args['theme'], plugins_url('themes/'.$args['theme'].'.css', __FILE__), array(), ARCWV );
wp_enqueue_style('archives-cal-'.$args['theme']);
}
if(is_array($args['post_type']) && count($args['post_type']) > 0 )
$args['post_type'] = implode(",", $args['post_type']);
$cal = archives_view($args);
if(isset($function) && $function == "no")
return $cal;
echo $cal;
}
function archives_view($args){
global $wpdb;
extract($args);
if( !empty($categories) && is_array($categories) )
$args['cats'] = implode(', ', $categories);
else
$args['cats'] = "";
$sql = "SELECT DISTINCT YEAR(post_date) AS year, MONTH(post_date) AS month
FROM $wpdb->posts wpposts ";
if(count($categories))
{
$sql .= "JOIN $wpdb->term_relationships tr ON wpposts.ID = tr.object_id
JOIN $wpdb->term_taxonomy tt ON (tr.term_taxonomy_id = tt.term_taxonomy_id ";
$sql .= "AND tt.term_id IN(". $args['cats'] .") ";
$sql .= "AND tt.taxonomy = 'category') ";
}
$sql .= "WHERE post_type IN ('".implode("','", explode(',', $post_type))."')
AND post_status IN ('publish')
AND post_password=''
ORDER BY year DESC, month DESC";
$cal = ($args['month_view'] == false) ? archives_year_view($args, $sql) : archives_month_view($args, $sql);
$cal .= '';
return $cal;
}
/***** YEAR DISPLAY MODE *****/
function archives_year_view($args, $sql)
{
global $wpdb, $wp_locale, $post;
extract($args);
$results = $wpdb->get_results($sql);
$years = array();
foreach ($results as $date)
{
if($post_count) // if set to show post count
{
$sql = "SELECT COUNT(ID) AS count FROM $wpdb->posts wpposts ";
if(count($categories))
{
$sql .= "JOIN $wpdb->term_relationships tr ON ( wpposts.ID = tr.object_id )
JOIN $wpdb->term_taxonomy tt ON ( tr.term_taxonomy_id = tt.term_taxonomy_id
AND tt.term_taxonomy_id IN(". $cats .") ) ";
}
$sql .= "WHERE post_type IN ('".implode("','", explode(',', $post_type))."')
AND post_status IN ('publish')
AND post_password=''
AND YEAR(post_date) = $date->year
AND MONTH(post_date) = $date->month";
$postcount = $wpdb->get_results($sql);
$count = $postcount[0]->count;
}
else
$count = 0;
$years[$date->year][$date->month] = $count;
}
$totalyears = count($years);
if($totalyears==0)
{
$totalyears = 1;
$years[date('Y')] = array();
}
$yearNb = array();
foreach ($years as $year => $months)
$yearNb[] = $year;
if(is_archive())
{
$archiveYear = date('Y', strtotime($post->post_date)); // year to be visible
if( !array_key_exists ( $archiveYear , $years ) )
$archiveYear = $yearNb[0];
}
else
$archiveYear = $yearNb[0]; // if no current year -> show the more recent
$cal = get_calendar_header($view = 'years', $yearNb, '', $archiveYear, $args);
$cal.= '';
$i=0;
foreach ($years as $year => $months)
{
$lastyear = ($i == $totalyears-1 ) ? " last" : "";
$current = ($archiveYear == $year) ? " current" : "";
$cal .= '
';
for ( $month = 1; $month <= 12; $month++ )
{
$last = ( $month%4 == 0 ) ? ' last' : '';
if($post_count)
{
if(isset($months[$month])) $count = $months[$month];
else $count = 0;
$posts_text = ($count == 1) ? __('Post', 'arwloc') : __('Posts', 'arwloc');
$postcount = '
'.$count.' '.$posts_text.'';
}
else
$postcount = "";
if(isset($months[$month]))
$cal .= '
';
else
$cal .= '
'.$wp_locale->get_month_abbrev( $wp_locale->get_month($month) ).''.$postcount.'
';
}
$cal .= "
\n";
$i++;
}
$cal .= "
';
foreach ( $myweek as $wd )
{
$day_name = $wp_locale->get_weekday_abbrev($wd);
$last = ($i%7 == 0) ? " last" : "";
$cal .= ''.$day_name.'';
$i++;
}
$cal.= '
';
// for each month
for($i = 0; $i < $totalmonths; $i++)
{
$lastyear = ($i == $totalmonths-1 ) ? " last" : "";
$current = ($archiveYear == $months[$i]->year && $archiveMonth == $months[$i]->month) ? " current" : "";
// select days with posts
$sql = "SELECT DAY(post_date) AS day
FROM $wpdb->posts wpposts ";
if(count($categories))
{
$sql .= "JOIN $wpdb->term_relationships tr ON ( wpposts.ID = tr.object_id )
JOIN $wpdb->term_taxonomy tt ON (tr.term_taxonomy_id = tt.term_taxonomy_id
AND tt.term_id IN(".$cats.")
AND tt.taxonomy = 'category') ";
}
$sql .= "WHERE post_type IN ('".implode("','", explode(',', $post_type))."')
AND post_status IN ('publish')
AND YEAR(post_date) = ".$months[$i]->year."
AND MONTH(post_date) = ".$months[$i]->month."
AND post_password=''
GROUP BY day";
$days = $wpdb->get_results( $sql, ARRAY_N);
$dayswithposts = array();
for($j = 0; $j< count($days); $j++)
{
$dayswithposts[] = $days[$j][0];
}
$cal .= '
';
// 1st of month date
$firstofmonth = $months[$i]->year.'-'. intval($months[$i]->month) .'-01';
// first weekday of the month
$firstweekday = date('w', strtotime("$firstofmonth"));
$cal .= '
';
$k = 0; // total grid days counter
$j = $week_begins;
while( $j != $firstweekday )
{
$k++;
$last = ($k%7 == 0) ? " last" : "";
$cal .= '
';
$j++;
if($j == 7)
$j = 0;
}
$monthdays = arcw_month_days($months[$i]->year, $months[$i]->month);
for($j = 1; $j <= $monthdays; $j++)
{
$k++;
$last = ($k%7 == 0) ? " last" : "";
if( $j == $todayDay && $months[$i]->year == $todayYear && $months[$i]->month == $todayMonth )
$todayClass = " today";
else
$todayClass = "";
if(in_array ( $j , $dayswithposts ) )
$cal .= '
'.$j.'';
else
$cal .= '
'.$j.'';
if($k%7 == 0)
$cal .= "
\n
\n";
}
while( $k < 42)
{
$k++;
$last = ($k%7 == 0) ? " last" : "";
$cal .= ' ';
if($k%7 == 0)
$cal .= "
\n
\n";
}
$cal .= "
\n";
$cal .= "
\n";
}
$cal .= "
';
$cal.= '
';
return $cal;
}
/***** FIND NUMBER OF DAYS IN A MONTH *****/
function arcw_month_days($year, $month)
{
switch(intval($month))
{
case 4: case 6: case 9: case 11: // april, june, september, november
return 30; // 30 days
case 2: //february
if( $year%400==0 || ( $year%100 != 00 && $year%4==0 ) ) // intercalary year check
return 29; // 29 days or
return 28; // 28 days
default: // other months
return 31; // 31 days
}
}
/***** MONTH SORT / SEARCH *****/
function arcw_findMonth($year, $month, $months)
{
if( count($months) == 0 )
return -1;
$i = 0;
while( $i < count($months)-1 && intval($months[$i]->year) > $year )
$i++;
if($months[$i]->year == $year)
{
while( $i < count($months)-1 && intval($months[$i]->month) > $month )
$i++;
if($months[$i]->month == $month)
return $i; // find on position $i
return -1; // not found
}
else
return -1; // not found
}
function arcw_sortMonths(&$data)
{
usort($data, "arcw_compare_months");
}
function arcw_compare_months($a, $b){
if($a->year == $b->year)
return $a->month < $b->month ? 1 : -1;
return $a->year < $b->year ? 1 : -1;
}