template-functions-post.php

在综合英文版XOOPS 2.09, 2.091, 2.092 的基础上正式发布XOOPS 2.09中文版 XOOPS 2.09x 版主要是PHP5升级、bug修正和安全补正： 1 全面兼容PHP 5.

					echo '<a href="'.get_permalink().$i.'/">';
				}
				}
				echo $j;
				if (($i != $page) || ((!$more) && ($page==1)))
					echo '</a>';
			}
			echo $after;
		} else {
			if ($more) {
				echo $before;
				$i=$page-1;
				if ($i && $more) {
				if ('' == get_settings('permalink_structure')) {
					echo '<a href="'.get_permalink().'&amp;page='.$i.'">';
				} else {
					echo '<a href="'.get_permalink().$i.'/">';
				}
				}
				$i=$page+1;
				if ($i<=$numpages && $more) {
				if ('' == get_settings('permalink_structure')) {
					echo '<a href="'.get_permalink().'&amp;page='.$i.'">';
				} else {
					echo '<a href="'.get_permalink().$i.'/">';
				}
				}
				echo $after;
			}
		}
	}
}


function previous_post($format='%', $previous='previous post: ', $title='yes', $in_same_cat='no', $limitprev=1, $excluded_categories='') {
	global  $id, $post, $siteurl, $wpdb;
	global $p, $posts, $posts_per_page, $s, $single;

	if(($p) || ($posts_per_page == 1) || 1 == $single) {

		$current_post_date = $post->post_date;
		$current_category = $post->post_category;

		$sqlcat = '';
		if ($in_same_cat != 'no') {
			$sqlcat = " AND post_category = '$current_category' ";
		}

		$sql_exclude_cats = '';
		if (!empty($excluded_categories)) {
			$blah = explode('and', $excluded_categories);
			foreach($blah as $category) {
				$category = intval($category);
				$sql_exclude_cats .= " AND post_category != $category";
			}
		}

		$limitprev--;
		$lastpost = @$wpdb->get_row("SELECT ID, post_title FROM {$wpdb->posts} WHERE post_date < '$current_post_date' AND post_status = 'publish' $sqlcat $sql_exclude_cats ORDER BY post_date DESC LIMIT $limitprev, 1");
		if ($lastpost) {
			$string = '<a href="'.get_permalink($lastpost->ID).'">'.$previous;
			if ($title == 'yes') {
                $string .= wptexturize(stripslashes($lastpost->post_title));
            }
			$string .= '</a>';
			$format = str_replace('%', $string, $format);
			echo $format;
		}
	}
}

function next_post($format='%', $next='next post: ', $title='yes', $in_same_cat='no', $limitnext=1, $excluded_categories='') {
	global  $p, $posts, $id, $post, $siteurl, $wpdb;
	global $time_difference, $single;
	if(($p) || ($posts==1) || 1 == $single) {

		$current_post_date = $post->post_date;
		$current_category = $post->post_category;

		$sqlcat = '';
		if ($in_same_cat != 'no') {
			$sqlcat = " AND post_category='$current_category' ";
		}

		$sql_exclude_cats = '';
		if (!empty($excluded_categories)) {
			$blah = explode('and', $excluded_categories);
			foreach($blah as $category) {
				$category = intval($category);
				$sql_exclude_cats .= " AND post_category != $category";
			}
		}

		$now = date('Y-m-d H:i:s',(time() + ($time_difference * 3600)));

		$limitnext--;

		$nextpost = @$wpdb->get_row("SELECT ID,post_title FROM {$wpdb->posts} WHERE post_date > '$current_post_date' AND post_date < '$now' AND post_status = 'publish' $sqlcat $sql_exclude_cats ORDER BY post_date ASC LIMIT $limitnext,1");
		if ($nextpost) {
			$string = '<a href="'.get_permalink($nextpost->ID).'">'.$next;
			if ($title=='yes') {
				$string .= wptexturize(stripslashes($nextpost->post_title));
			}
			$string .= '</a>';
			$format = str_replace('%', $string, $format);
			echo $format;
		}
	}
}

function next_posts($max_page = 0) { // original by cfactor at cooltux.org
	global $siteurl, $p, $paged, $what_to_show, $pagenow;
	if (empty($p) && ($what_to_show == 'paged')) {
		$qstr = $_SERVER['QUERY_STRING'];
		if (!empty($qstr)) {
			$qstr = preg_replace("/&paged=\d{0,}/","",$qstr);
			$qstr = preg_replace("/paged=\d{0,}/","",$qstr);
		} elseif (stristr($_SERVER['REQUEST_URI'], $_SERVER['SCRIPT_NAME'] )) {
			if ('' != $qstr = str_replace($_SERVER['SCRIPT_NAME'], '',
											$_SERVER['REQUEST_URI']) ) {
				$qstr = preg_replace("/^\//", "", $qstr);
				$qstr = preg_replace("/paged\/\d{0,}\//", "", $qstr);
				$qstr = preg_replace("/paged\/\d{0,}/", "", $qstr);
				$qstr = preg_replace("/\/$/", "", $qstr);
			}
		}
		if (!$paged) $paged = 1;
		$nextpage = intval($paged) + 1;
		if (!$max_page || $max_page >= $nextpage) {
			echo  $siteurl.'/'.$pagenow.'?'.
				($qstr == '' ? '' : $qstr.'&amp;') .
				'paged='.$nextpage;
		}
	}
}

function next_posts_link($label='Next Page &raquo;', $max_page=0) {
	global $p, $paged, $result, $request, $posts_per_page, $what_to_show, $wpdb;
	if ($what_to_show == 'paged') {
		if (!$max_page) {
			$nxt_request = $request;
            //if the query includes a limit clause, call it again without that
            //limit clause!
			if ($pos = strpos(strtoupper($request), 'LIMIT')) {
				$nxt_request = substr($request, 0, $pos);
			}
			$nxt_result = $wpdb->query($nxt_request);
			$numposts = $wpdb->num_rows;
			$max_page = ceil($numposts / $posts_per_page);
		}
		if (!$paged)
            $paged = 1;
		$nextpage = intval($paged) + 1;
		if (empty($p) && (empty($paged) || $nextpage <= $max_page)) {
			echo '<a href="';
			next_posts($max_page);
			echo '">'. preg_replace('/&([^#])(?![a-z]{1,8};)/', '&#038;$1', $label) .'</a>';
		}
	}
}

function previous_posts() { // original by cfactor at cooltux.org
	global $siteurl, $p, $paged, $what_to_show, $pagenow;
	if (empty($p) && ($what_to_show == 'paged')) {
		$qstr = $_SERVER['QUERY_STRING'];
		if (!empty($qstr)) {
			$qstr = preg_replace("/&paged=\d{0,}/","",$qstr);
			$qstr = preg_replace("/paged=\d{0,}/","",$qstr);
		} elseif (stristr($_SERVER['REQUEST_URI'], $_SERVER['SCRIPT_NAME'] )) {
			if ('' != $qstr = str_replace($_SERVER['SCRIPT_NAME'], '',
											$_SERVER['REQUEST_URI']) ) {
				$qstr = preg_replace("/^\//", "", $qstr);
				$qstr = preg_replace("/paged\/\d{0,}\//", "", $qstr);
				$qstr = preg_replace("/paged\/\d{0,}/", "", $qstr);
				$qstr = preg_replace("/\/$/", "", $qstr);
			}
		}
		$nextpage = intval($paged) - 1;
		if ($nextpage < 1) $nextpage = 1;
		echo  $siteurl.'/'.$pagenow.'?'.
			($qstr == '' ? '' : $qstr.'&amp;') .
			'paged='.$nextpage;
	}
}

function previous_posts_link($label='&laquo; Previous Page') {
	global $p, $paged, $what_to_show;
	if (empty($p)  && ($paged > 1) && ($what_to_show == 'paged')) {
		echo '<a href="';
		previous_posts();
		echo '">'. preg_replace('/&([^#])(?![a-z]{1,8};)/', '&#038;$1', $label) .'</a>';
	}
}

function posts_nav_link($sep=' :: ', $prelabel='<< Previous Page', $nxtlabel='Next Page >>') {
	global $p, $what_to_show, $request, $posts_per_page, $wpdb;
	if (empty($p) && ($what_to_show == 'paged')) {
		$nxt_request = $request;
		if ($pos = strpos(strtoupper($request), 'LIMIT')) {
			$nxt_request = substr($request, 0, $pos);
		}
        $nxt_result = $wpdb->query($nxt_request);
        $numposts = $wpdb->num_rows;
		$max_page = ceil($numposts / $posts_per_page);
		if ($max_page > 1) {
			previous_posts_link($prelabel);
			echo preg_replace('/&([^#])(?![a-z]{1,8};)/', '&#038;$1', $sep);
			next_posts_link($nxtlabel, $max_page);
		}
	}
}
if (0) {
	/*
	 * Post-meta: Custom per-post fields.
	 */

	function get_post_custom() {
		global $id, $post_meta_cache;

		return $post_meta_cache[$id];
	}

	function get_post_custom_keys() {
		global $id, $post_meta_cache;

		if (!is_array($post_meta_cache[$id]))
			return;
		if ($keys = array_keys($post_meta_cache[$id]))
			return $keys;
	}

	function get_post_custom_values($key='') {
		global $id, $post_meta_cache;

		return $post_meta_cache[$id][$key];
	}

	// this will probably change at some point...
	function the_meta() {
		global $id, $post_meta_cache;

		if ($keys = get_post_custom_keys()) {
			echo "<ul class='post-meta'>\n";
			foreach ($keys as $key) {
				$values = array_map('trim',$post_meta_cache[$id][$key]);
				$value = implode($values,', ');

				echo "<li><span class='post-meta-key'>$key:</span> $value</li>\n";
			}
			echo "</ul>\n";
		}
	}
}
?>