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📄 template-functions-general.php

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                    $text = $arc_week_start . $archive_week_separator . $arc_week_end;
                    echo get_archives_link($url, $text, $format, $before, $after);
                }
            }
        }
    } elseif ('postbypost' == $type) {
        $arcresults = $wpdb->get_results("SELECT ID, post_date, post_title FROM $tableposts WHERE post_date < '$now' AND post_status = 'publish' ORDER BY post_date DESC" . $limit);
        if ($arcresults) {
            foreach ($arcresults as $arcresult) {
                if ($arcresult->post_date != '0000-00-00 00:00:00') {
                    $url  = get_permalink($arcresult->ID);
                    $arc_title = stripslashes($arcresult->post_title);
                    if ($arc_title) {
                        $text = strip_tags($arc_title);
                    } else {
                        $text = $arcresult->ID;
                    }
                    echo get_archives_link($url, $text, $format, $before, $after);
                }
            }
        }
    }
}

function get_calendar($daylength = 1) {
    global $wpdb, $m, $monthnum, $year, $timedifference, $month, $month_abbrev, $weekday, $weekday_initial, $weekday_abbrev, $tableposts, $posts;

    // Quick check. If we have no posts at all, abort!
    if (!$posts) {
        $gotsome = $wpdb->get_var("SELECT ID from $tableposts WHERE post_status = 'publish' ORDER BY post_date DESC LIMIT 1");
        if (!$gotsome)
            return;
    }

    if (isset($_GET['w'])) {
        $w = ''.intval($_GET['w']);
    }

    $add_hours = intval(get_settings('gmt_offset'));
    $add_minutes = intval(60 * (get_settings('gmt_offset') - $add_hours));

    // 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)) {
        $calendar = substr($m, 0, 6);
        $thisyear = ''.intval(substr($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') + get_settings('gmt_offset') * 3600);
        $thismonth = gmdate('m', current_time('timestamp') + get_settings('gmt_offset') * 3600);
    }

    $unixmonth = mktime(0, 0 , 0, $thismonth, 1, $thisyear);

    // Get the next and previous month and year with at least one post
    $previous = $wpdb->get_row("SELECT DISTINCT MONTH(post_date) AS month, YEAR(post_date) AS year
            FROM $tableposts
            WHERE post_date < '$thisyear-$thismonth-01'
            AND post_status = 'publish'
                              ORDER BY post_date DESC
                              LIMIT 1");
    $next = $wpdb->get_row("SELECT  DISTINCT MONTH(post_date) AS month, YEAR(post_date) AS year
            FROM $tableposts
            WHERE post_date >  '$thisyear-$thismonth-01'
            AND MONTH( post_date ) != MONTH( '$thisyear-$thismonth-01' )
            AND post_status = 'publish'
                              ORDER  BY post_date ASC
                              LIMIT 1");

    echo '<table id="wp-calendar">
    <caption>' . $month[zeroise($thismonth, 2)] . ' ' . date('Y', $unixmonth) . '</caption>
    <thead>
    <tr>';

    $day_abbrev = $weekday_initial;
    if ($daylength > 1) {
        $day_abbrev = $weekday_abbrev;
    }

    foreach ($weekday as $wd) {
        echo "\n\t\t<th abbr=\"$wd\" scope=\"col\" title=\"$wd\">" . $day_abbrev[$wd] . '</th>';
    }

    echo '
    </tr>
    </thead>

    <tfoot>
    <tr>';

    if ($previous) {
        echo "\n\t\t".'<td abbr="' . $month[zeroise($previous->month, 2)] . '" colspan="3" id="prev"><a href="' .
            get_month_link($previous->year, $previous->month) . '" title="' . sprintf(__('View posts for %1$s %2$s'), $month[zeroise($previous->month, 2)], date('Y', mktime(0, 0 , 0, $previous->month, 1, $previous->year))) . '">&laquo; ' . $month_abbrev[$month[zeroise($previous->month, 2)]] . '</a></td>';
    } else {
        echo "\n\t\t".'<td colspan="3" id="prev" class="pad">&nbsp;</td>';
    }

    echo "\n\t\t".'<td class="pad">&nbsp;</td>';

    if ($next) {
        echo "\n\t\t".'<td abbr="' . $month[zeroise($next->month, 2)] . '" colspan="3" id="next"><a href="' .
                get_month_link($next->year, $next->month) . '" title="View posts for ' . $month[zeroise($next->month, 2)] . ' ' .
                date('Y', mktime(0, 0 , 0, $next->month, 1, $next->year)) . '">' . substr($month[zeroise($next->month, 2)], 0, 3) . ' &raquo;</a></td>';
    } else {
        echo "\n\t\t".'<td colspan="3" id="next" class="pad">&nbsp;</td>';
    }

    echo '
    </tr>
    </tfoot>

    <tbody>
    <tr>';

    // Get days with posts
    $dayswithposts = $wpdb->get_results("SELECT DISTINCT DAYOFMONTH(post_date)
            FROM $tableposts WHERE MONTH(post_date) = $thismonth
            AND YEAR(post_date) = $thisyear
            AND post_status = 'publish'
            AND post_date < '" . current_time('mysql') . '\'', ARRAY_N);
    if ($dayswithposts) {
        foreach ($dayswithposts as $daywith) {
            $daywithpost[] = $daywith[0];
        }
    } else {
        $daywithpost = array();
    }



    if (strstr($_SERVER['HTTP_USER_AGENT'], 'MSIE') ||
          strstr(strtolower($_SERVER['HTTP_USER_AGENT']), 'camino') ||
          strstr(strtolower($_SERVER['HTTP_USER_AGENT']), 'safari')) {
        $ak_title_separator = "\n";
    } else {
        $ak_title_separator = ', ';
    }

    $ak_titles_for_day = array();
    $ak_post_titles = $wpdb->get_results("SELECT post_title, DAYOFMONTH(post_date) as dom "
                                         ."FROM $tableposts "
                                         ."WHERE YEAR(post_date) = '$thisyear' "
                                         ."AND MONTH(post_date) = '$thismonth' "
                                         ."AND post_date < '".current_time('mysql')."' "
                                         ."AND post_status = 'publish'"
                                        );
    if ($ak_post_titles) {
        foreach ($ak_post_titles as $ak_post_title) {
            if (empty($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"] = htmlspecialchars(stripslashes($ak_post_title->post_title));
            } else {
                $ak_titles_for_day["$ak_post_title->dom"] .= $ak_title_separator . htmlspecialchars(stripslashes($ak_post_title->post_title));
            }
        }
    }


    // See how much we should pad in the beginning
    $pad = intval(date('w', $unixmonth));
    if (0 != $pad) echo "\n\t\t".'<td colspan="'.$pad.'" class="pad">&nbsp;</td>';

    $daysinmonth = intval(date('t', $unixmonth));
    for ($day = 1; $day <= $daysinmonth; ++$day) {
        if (isset($newrow) && $newrow)
            echo "\n\t</tr>\n\t<tr>\n\t\t";
        $newrow = false;

        if ($day == gmdate('j', (time() + (get_settings('gmt_offset') * 3600))) && $thismonth == gmdate('m', time()+(get_settings('gmt_offset') * 3600)))
            echo '<td id="today">';
        else
            echo '<td>';

        if (in_array($day, $daywithpost)) { // any posts today?
            echo '<a href="' . get_day_link($thisyear, $thismonth, $day) . "\" title=\"$ak_titles_for_day[$day]\">$day</a>";
        } else {
            echo $day;
        }
        echo '</td>';

        if (6 == date('w', mktime(0, 0 , 0, $thismonth, $day, $thisyear)))
            $newrow = true;
    }

    $pad = 7 - date('w', mktime(0, 0 , 0, $thismonth, $day, $thisyear));
    if ($pad != 0 && $pad != 7)
        echo "\n\t\t".'<td class="pad" colspan="'.$pad.'">&nbsp;</td>';

    echo "\n\t</tr>\n\t</tbody>\n\t</table>";
}

function allowed_tags() {
    global $allowedtags;
	$allowed = '';
    foreach($allowedtags as $tag => $attributes) {
        $allowed .= '<'.$tag;
        if (0 < count($attributes)) {
            foreach ($attributes as $attribute => $limits) {
                $allowed .= ' '.$attribute.'=""';
            }
        }
        $allowed .= '> ';
    }
    return htmlentities($allowed);
}

/***** Date/Time tags *****/

function the_date_xml() {
    global $post;
    echo mysql2date('Y-m-d', $post->post_date);
    //echo ""+$post->post_date;
}

function the_date($d='', $before='', $after='', $echo = true) {
    global $id, $post, $day, $previousday, $newday;
    $the_date = '';
    if ($day != $previousday) {
        $the_date .= $before;
        if ($d=='') {
	    $the_date .= mysql2date(get_settings('date_format'), $post->post_date);
        } else {
	    $the_date .= mysql2date($d, $post->post_date);
        }
        $the_date .= $after;
        $previousday = $day;
    }
    $the_date = apply_filters('the_date', $the_date);
    if ($echo) {
        echo $the_date;
    } else {
        return $the_date;
    }
}

function the_time($d='', $echo = true) {
    global $id, $post;
    if ($d=='') {
        $the_time = mysql2date(get_settings('time_format'), $post->post_date);
    } else {
        $the_time = mysql2date($d, $post->post_date);
    }
    $the_time = apply_filters('the_time', $the_time);
    if ($echo) {
        echo $the_time;
    } else {
        return $the_time;
    }
}

function the_weekday() {
    global $weekday, $id, $post;
    $the_weekday = $weekday[mysql2date('w', $post->post_date)];
    $the_weekday = apply_filters('the_weekday', $the_weekday);
    echo $the_weekday;
}

function the_weekday_date($before='',$after='') {
    global $weekday, $id, $post, $day, $previousweekday;
    $the_weekday_date = '';
    if ($day != $previousweekday) {
        $the_weekday_date .= $before;
        $the_weekday_date .= $weekday[mysql2date('w', $post->post_date)];
        $the_weekday_date .= $after;
        $previousweekday = $day;
    }
    $the_weekday_date = apply_filters('the_weekday_date', $the_weekday_date);
    echo $the_weekday_date;
}

?>

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