質問編集履歴
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使用コード・現状の出力結果の追加
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@@ -15,4 +15,222 @@
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カスタムフィールドの日付と関連づけることが可能かを
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ご教授いただきたいです。
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宜しくお願い致します。
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/*追記 180319
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ご質問いただきました実際に使用しているコードは以下の通りです。
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```php
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function get_cpt_calendar($cpt, $initial = true, $echo = true) {
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global $wpdb, $m, $monthnum, $year, $wp_locale, $posts;
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$cache = array();
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$key = md5( $m . $monthnum . $year );
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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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echo apply_filters( 'get_calendar', $cache[$key] );
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return;
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} else {
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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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if ( !is_array($cache) )
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$cache = array();
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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 $wpdb->posts WHERE post_type = '$cpt' 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', $cache, 'calendar' );
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return;
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}
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}
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if ( isset($_GET['w']) )
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$w = ''.intval($_GET['w']);
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// week_begins = 0 stands for Sunday
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$week_begins = intval(get_option('start_of_week'));
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// Let's figure out when we are
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if ( !empty($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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$unixmonth = mktime(0, 0 , 0, $thismonth, 1, $thisyear);
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$last_day = date('t', $unixmonth);
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// Get the next and previous month and year with at least one post
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$previous = $wpdb->get_row("SELECT MONTH(post_date) AS month, YEAR(post_date) AS year
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FROM $wpdb->posts
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WHERE post_date < '$thisyear-$thismonth-01'
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AND post_type = '$cpt' AND post_status = 'publish'
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ORDER BY post_date DESC
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LIMIT 1");
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$next = $wpdb->get_row("SELECT MONTH(post_date) AS month, YEAR(post_date) AS year
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FROM $wpdb->posts
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WHERE post_date > '$thisyear-$thismonth-{$last_day} 23:59:59'
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AND post_type = '$cpt' AND post_status = 'publish'
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ORDER BY post_date ASC
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LIMIT 1");
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/* translators: Calendar caption: 1: month name, 2: 4-digit year */
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$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', $unixmonth)) . '</caption>
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<thead>
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<tr>';
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$myweek = array();
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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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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\">$day_name</th>";
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}
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$calendar_output .= '
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</tr>
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</thead>
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<tfoot>
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<tr>';
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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, $previous->month) . '?post_type='.$cpt.'" 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($previous->month)) . '</a></td>';
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} else {
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$calendar_output .= "\n\t\t".'<td colspan="3" id="prev" class="pad"> </td>';
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}
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$calendar_output .= "\n\t\t".'<td class="pad"> </td>';
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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, $next->month) . '?post_type='.$cpt.'" 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($next->month)) . ' »</a></td>';
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} else {
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$calendar_output .= "\n\t\t".'<td colspan="3" id="next" class="pad"> </td>';
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}
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$calendar_output .= '
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</tr>
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</tfoot>
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<tbody>
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<tr>';
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// Get days with posts
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$dayswithposts = $wpdb->get_results("SELECT DISTINCT DAYOFMONTH(post_date)
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FROM $wpdb->posts WHERE post_date >= '{$thisyear}-{$thismonth}-01 00:00:00'
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AND post_type = '$cpt' AND post_status = 'publish'
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AND post_date <= '{$thisyear}-{$thismonth}-{$last_day} 23:59:59'", ARRAY_N);
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if ( $dayswithposts ) {
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foreach ( (array) $dayswithposts as $daywith ) {
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$daywithpost[] = $daywith[0];
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}
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} else {
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$daywithpost = array();
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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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$ak_title_separator = ', ';
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$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 $wpdb->posts "
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."WHERE post_date >= '{$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 = '$cpt' AND post_status = 'publish'"
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);
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if ( $ak_post_titles ) {
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foreach ( (array) $ak_post_titles as $ak_post_title ) {
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/** This filter is documented in wp-includes/post-template.php */
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$post_title = esc_attr( apply_filters( 'the_title', $ak_post_title->post_title, $ak_post_title->ID ) );
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if ( empty($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 . $post_title;
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}
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}
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// See how much we should pad in the beginning
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$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($pad) .'" class="pad"> </td>';
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$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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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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$calendar_output .= '<td>';
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if ( in_array($day, $daywithpost) ) // any posts today?
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$calendar_output .= '<a href="' . get_day_link( $thisyear, $thismonth, $day ) . '?post_type='.$cpt.'" 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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if ( 6 == calendar_week_mod(date('w', mktime(0, 0 , 0, $thismonth, $day, $thisyear))-$week_begins) )
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$newrow = true;
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}
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$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($pad) .'"> </td>';
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$calendar_output .= "\n\t</tr>\n\t</tbody>\n\t</table>";
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$cache[ $key ] = $calendar_output;
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wp_cache_set( 'get_calendar', $cache, 'calendar' );
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if ( $echo )
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echo apply_filters( 'get_calendar', $calendar_output );
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else
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return apply_filters( 'get_calendar', $calendar_output );
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}
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```
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上記をfunctions.phpに記述し、
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カレンダーを出力したい箇所に
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```php
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<?php get_cpt_calendar('投稿タイプ名'); ?>
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```
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上記を記述し呼び出したところ、
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記事の投稿日が反映されたカレンダーが表示されております。
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こちらをカスタムフィールドで指定した日付と関連づけたいというのは今回の希望です。
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234
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+
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235
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+
お力添えいただければ幸いです。
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18
236
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宜しくお願い致します。
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