get_calendar [ WordPress Function ]
get_calendar ( $initial = true, $echo = true )
| Parameters: |
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| Defined at: |
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Display calendar with days that have posts as links.
The calendar is cached, which will be retrieved, if it exists. If there are no posts for the month, then it will not be displayed.
Source
<?php
function get_calendar($initial = true, $echo = true) {
global $wpdb, $m, $monthnum, $year, $wp_locale, $posts;
$cache = array();
$key = md5( $m . $monthnum . $year );
if ( $cache = wp_cache_get( 'get_calendar', 'calendar' ) ) {
if ( is_array($cache) && isset( $cache[ $key ] ) ) {
if ( $echo ) {
echo apply_filters( 'get_calendar', $cache[$key] );
return;
} else {
return apply_filters( 'get_calendar', $cache[$key] );
}
}
}
if ( !is_array($cache) )
$cache = array();
// Quick check. If we have no posts at all, abort!
if ( !$posts ) {
$gotsome = $wpdb->get_var("SELECT 1 as test FROM $wpdb->posts WHERE post_type = 'post' AND post_status = 'publish' LIMIT 1");
if ( !$gotsome ) {
$cache[ $key ] = '';
wp_cache_set( 'get_calendar', $cache, 'calendar' );
return;
}
}
if ( isset($_GET['w']) )
$w = ''.intval($_GET['w']);
// week_begins = 0 stands for Sunday
$week_begins = intval(get_option('start_of_week'));
// Let's figure out when we are
if ( !empty($monthnum) && !empty($year) ) {
$thismonth = ''.zeroise(intval($monthnum), 2);
$thisyear = ''.intval($year);
} elseif ( !empty($w) ) {
// We need to get the month from MySQL
$thisyear = ''.intval(substr($m, 0, 4));
$d = (($w - 1) * 7) + 6; //it seems MySQL's weeks disagree with PHP's
$thismonth = $wpdb->get_var("SELECT DATE_FORMAT((DATE_ADD('{$thisyear}0101', INTERVAL $d DAY) ), '%m')");
} elseif ( !empty($m) ) {
$thisyear = ''.intval(substr($m, 0, 4));
if ( strlen($m) < 6 )
$thismonth = '01';
else
$thismonth = ''.zeroise(intval(substr($m, 4, 2)), 2);
} else {
$thisyear = gmdate('Y', current_time('timestamp'));
$thismonth = gmdate('m', current_time('timestamp'));
}
$unixmonth = mktime(0, 0 , 0, $thismonth, 1, $thisyear);
$last_day = date('t', $unixmonth);
// 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");
$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");
/* 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>';
$myweek = array();
for ( $wdcount=0; $wdcount<=6; $wdcount++ ) {
$myweek[] = $wp_locale->get_weekday(($wdcount+$week_begins)%7);
}
foreach ( $myweek as $wd ) {
$day_name = (true == $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>';
// 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];
}
} else {
$daywithpost = array();
}
if (strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE') !== false || stripos($_SERVER['HTTP_USER_AGENT'], 'camino') !== false || stripos($_SERVER['HTTP_USER_AGENT'], 'safari') !== false)
$ak_title_separator = "\n";
else
$ak_title_separator = ', ';
$ak_titles_for_day = array();
$ak_post_titles = $wpdb->get_results("SELECT ID, post_title, DAYOFMONTH(post_date) as dom "
."FROM $wpdb->posts "
."WHERE post_date >= '{$thisyear}-{$thismonth}-01 00:00:00' "
."AND post_date <= '{$thisyear}-{$thismonth}-{$last_day} 23:59:59' "
."AND post_type = 'post' AND post_status = 'publish'"
);
if ( $ak_post_titles ) {
foreach ( (array) $ak_post_titles as $ak_post_title ) {
$post_title = esc_attr( apply_filters( 'the_title', $ak_post_title->post_title, $ak_post_title->ID ) );
if ( empty($ak_titles_for_day['day_'.$ak_post_title->dom]) )
$ak_titles_for_day['day_'.$ak_post_title->dom] = '';
if ( empty($ak_titles_for_day["$ak_post_title->dom"]) ) // first one
$ak_titles_for_day["$ak_post_title->dom"] = $post_title;
else
$ak_titles_for_day["$ak_post_title->dom"] .= $ak_title_separator . $post_title;
}
}
// 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>';
$daysinmonth = intval(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', current_time('timestamp')) && $thismonth == gmdate('m', current_time('timestamp')) && $thisyear == gmdate('Y', current_time('timestamp')) )
$calendar_output .= '<td id="today">';
else
$calendar_output .= '<td>';
if ( in_array($day, $daywithpost) ) // any posts today?
$calendar_output .= '<a href="' . get_day_link( $thisyear, $thismonth, $day ) . '" title="' . esc_attr( $ak_titles_for_day[ $day ] ) . "\">$day</a>";
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 )
echo apply_filters( 'get_calendar', $calendar_output );
else
return apply_filters( 'get_calendar', $calendar_output );
}
?>
Examples [ wp-snippets.com ]
Google Arama Sonuçlarý
- Function Reference/get calendar « WordPress Codex
Description. Displays the calendar (defaults to current month/year). Days with posts are styled as such. This tag can be used anywhere within a template.
codex.wordpress.org - WordPress › Support » Tags — get_calendar
(forgot?) Register · WordPress › Support » get_calendar ...
wordpress.org - WordPress › Support » Edit get_calendar() function to allow show ...
I'm trying to edit get_calendar() function / hack it, so it can accept new parameter - category. I need this because I need to show links in calendar only from ...
wordpress.org - Adding Custom Post Types To get_calendar() And The Calendar ...
Jul 15, 2010 ... By default or design, the WordPress function get_calendar() 1 does not handle post types other than post . I've updated it as the standalone ...
bajada.net
Kullanýcý Tartýþmalarý [ wordpress.org ]
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- deadmentor on "Using get_calendar to display previous months?"
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- jdavhar on "Using get_calendar to display previous months?"
- deadmentor on "Using get_calendar to display previous months?"