Custom Posts Per Page] Change the number of posts per page displayed for different page types. Installs an admin/options page to set up the configuration -- also plays with SmallOptions if you have it installed.
Author: The Barry Bittwister Cabal
Author URI: http://singlenesia.com
*/
class drt_post
{
function custom_posts_per_page($query_string)
{
$query = new WP_Query();
$query->parse_query($query_string);
drt_post::init();
$options = get_settings('drt_post_cpp');
if ($query->is_home) {
$num = $options['count_home'];
$what = $options['what_home'];
} elseif ($query->is_day) {
$num = $options['count_day'].'&order=DESC';
$what = $options['what_day'];
} elseif ($query->is_month) {
$num = $options['count_month'].'&order=ASC';
$what = $options['what_month'];
} elseif ($query->is_year) {
$num = $options['count_year'].'&order=ASC';
$what = $options['what_year'];
} elseif ($query->is_author) {
$num = $options['count_author'];
$what = $options['what_author'];
} elseif ($query->is_category) {
$num = $options['count_category'];
$what = $options['what_category'];
} elseif ($query->is_search) {
$num = $options['count_search'];
$what = $options['what_search'];
}
if (isset($num))
{
if (preg_match("/posts_per_page=/", $query_string))
$query_string = preg_replace("/posts_per_page=[0-9]*/", "posts_per_page=$num", $query_string);
else
{
if ($query_string != '')
$query_string .= '&';
$query_string .= "posts_per_page=$num";
}
if (preg_match("/what_to_show=/", $query_string))
$query_string = preg_replace("/what_to_show=(posts|days)/", "what_to_show=$what", $query_string);
else
{
if ($query_string != '')
$query_string .= '&';
$query_string .= "what_to_show=$what";
}
}
return $query_string;
}
function init()
{
if( !is_array( get_settings('drt_post_cpp') ) )
{
$types = array ( "home", "day", "month", "search", "year", "author", "category" );
$numtypes = count( $types );
// We need to initialize
//
for( $i = 0; $i < $numtypes; $i++ )
{
$options["count_".$types[$i]] = 10;
$options["what_".$types[$i]] = 'posts';
}
add_option('drt_post_cpp', $options);
}
}
function options_page_contents()
{
$types = array ( "home", "day", "month", "search", "year", "author", "category" );
$numtypes = count( $types );
drt_post::init();
/** Commit changed options if posted **/
if($_SERVER['REQUEST_METHOD'] == 'POST')
update_option('drt_post_cpp', $_POST['drt_post_cpp']);
echo "DRT Custom Posts per Page
";
for( $i = 0; $i < $numtypes; $i++ )
{
?>
' . __('Options saved.', 'SmallOptions') . '
';
}
echo '';
}
function admin_menu()
{
if(class_exists('SmallOptions'))
add_action('small_options_page', array('drt_post', 'options_page_contents'));
else
add_options_page('DRT Custom Posts per Page', 'DRT CPP', 5, basename(__FILE__), array('drt_post', 'options_page'));
}
}
add_filter('query_string', array('drt_post', 'custom_posts_per_page') );
add_action('admin_menu', array('drt_post', 'admin_menu'));
?>