<?php
// wp_login override for wp2.0
function wp_login($username, $password, $already_md5 = false) {
	global $wpdb, $error;


	if(is_object($GLOBALS["xoopsModule"]) && WP_BLOG_DIRNAME == $GLOBALS["xoopsModule"]->getVar("dirname")){
		if(!is_object($GLOBALS["xoopsUser"])){
			wp_clearcookie();
			return false;
		}
	}			

	$username = sanitize_user($username);

	if ( '' == $username )
		return false;

	if ( '' == $password ) {
		$error = __('<strong>ERROR</strong>: The password field is empty.');
		return false;
	}

	$login = get_userdatabylogin($username);
	//$login = $wpdb->get_row("SELECT ID, user_login, user_pass FROM $wpdb->users WHERE user_login = '$username'");

	if (!$login) {
		$error = __('<strong>ERROR</strong>: Invalid username.');
		return false;
	} else {
		if ($login->user_login == $username) {
				if ($login->user_pass == $password) return true;
				if ($login->user_pass == md5($password)) return true;
		}

		$error = __('<strong>ERROR</strong>: Incorrect password.');
		$pwd = '';
		return false;
	}
}
if ( !function_exists('wp_sanitize_redirect') ) :
/**
 * Sanitizes a URL for use in a redirect.
 *
 * @since 2.3
 *
 * @return string redirect-sanitized URL
 **/
function wp_sanitize_redirect($location) {
	$location = preg_replace('|[^a-z0-9-~+_.?#=&;,/:%]|i', '', $location);
	$location = wp_kses_no_null($location);

	// remove %0d and %0a from location
	$strip = array('%0d', '%0a');
	$found = true;
	while($found) {
		$found = false;
		foreach( (array) $strip as $val ) {
			while(strpos($location, $val) !== false) {
				$found = true;
				$location = str_replace($val, '', $location);
			}
		}
	}
	return $location;
}
endif;


// Added WP2.7 separate_comments()
function &separate_comments(&$comments) {
	$comments_by_type = array('comment' => array(), 'trackback' => array(), 'pingback' => array(), 'pings' => array());
	$count = count($comments);
	for ( $i = 0; $i < $count; $i++ ) {
		$type = $comments[$i]->comment_type;
		if ( empty($type) )
			$type = 'comment';
		$comments_by_type[$type][] = &$comments[$i];
		if ( 'trackback' == $type || 'pingback' == $type )
			$comments_by_type['pings'][] = &$comments[$i];
	}

	return $comments_by_type;
}

// Added WP2.7 get_comments()
function get_comments( $args = '' ) {
	global $wpdb;

	$defaults = array('status' => '', 'orderby' => 'comment_date_gmt', 'order' => 'DESC', 'number' => '', 'offset' => '', 'post_id' => 0);

	$args = wp_parse_args( $args, $defaults );
	extract( $args, EXTR_SKIP );

	// $args can be whatever, only use the args defined in defaults to compute the key
	$key = md5( serialize( compact(array_keys($defaults)) )  );
	$last_changed = wp_cache_get('last_changed', 'comment');
	if ( !$last_changed ) {
		$last_changed = time();
		wp_cache_set('last_changed', $last_changed, 'comment');
	}
	$cache_key = "get_comments:$key:$last_changed";

	if ( $cache = wp_cache_get( $cache_key, 'comment' ) ) {
		return $cache;
	}

	$post_id = absint($post_id);

	if ( 'hold' == $status )
		$approved = "comment_approved = '0'";
	elseif ( 'approve' == $status )
		$approved = "comment_approved = '1'";
	elseif ( 'spam' == $status )
		$approved = "comment_approved = 'spam'";
	else
		$approved = "( comment_approved = '0' OR comment_approved = '1' )";

	$order = ( 'ASC' == $order ) ? 'ASC' : 'DESC';

	$orderby = 'comment_date_gmt';  // Hard code for now

	$number = absint($number);
	$offset = absint($offset);

	if ( !empty($number) ) {
		if ( $offset )
			$number = 'LIMIT ' . $offset . ',' . $number;
		else
			$number = 'LIMIT ' . $number;

	} else {
		$number = '';
	}

	if ( ! empty($post_id) )
		$post_where = "comment_post_ID = $post_id AND" ;
	else
		$post_where = '';

	$comments = $wpdb->get_results( "SELECT * FROM $wpdb->comments WHERE $post_where $approved ORDER BY $orderby $order $number" );
	wp_cache_add( $cache_key, $comments, 'comment' );

	return $comments;
}

// Added WP2.2 wp_parse_args()
function wp_parse_args( $args, $defaults = '' ) {
	if ( is_object( $args ) )
		$r = get_object_vars( $args );
	elseif ( is_array( $args ) )
		$r =& $args;
	else
		wp_parse_str( $args, $r );

	if ( is_array( $defaults ) )
		return array_merge( $defaults, $r );
	return $r;
}

// Added WP2.2.1 wp_parse_str()
function wp_parse_str( $string, &$array ) {
	parse_str( $string, $array );
	if ( get_magic_quotes_gpc() )
		$array = stripslashes_deep( $array );
	$array = apply_filters( 'wp_parse_str', $array );
}
// Added WP2.5 absint()
function absint( $maybeint ) {
	return abs( intval( $maybeint ) );
}

// Added WP2.7 absint()
function locate_template($template_names, $load = false) {
	if (!is_array($template_names))
		return '';

	$located = '';
	foreach($template_names as $template_name) {
		if ( file_exists(STYLESHEETPATH . '/' . $template_name)) {
			$located = STYLESHEETPATH . '/' . $template_name;
			break;
		} else if ( file_exists(TEMPLATEPATH . '/' . $template_name) ) {
			$located = TEMPLATEPATH . '/' . $template_name;
			break;
		}
	}

	if ($load && '' != $located)
		load_template($located);

	return $located;
}

// Added WP2.5 translate_with_context()
function translate_with_context( $text, $domain = 'default' ) {
	return before_last_bar(translate( $text, $domain ) );

}

// Added WP2.2 translate()
function translate($text, $domain = 'default') {
	global $l10n;

	if (isset($l10n[$domain]))
		return apply_filters('gettext', $l10n[$domain]->translate($text), $text, $domain);
	else
		return apply_filters('gettext', $text, $text, $domain);
}

// Added WP2.2 translate_with_context()
function before_last_bar( $string ) {
	$last_bar = strrpos( $string, '|' );
	if ( false == $last_bar )
		return $string;
	else
		return substr( $string, 0, $last_bar );
}

// Added WP2.7 post_password_required()
function post_password_required( $post = null ) {
	$post = get_post($post);

	if ( empty($post->post_password) )
		return false;

	if ( !isset($_COOKIE['wp-postpass_' . COOKIEHASH]) )
		return true;

	if ( $_COOKIE['wp-postpass_' . COOKIEHASH] != $post->post_password )
		return true;

	return false;
}
// Added WP2.7 comment_form_title()
function comment_form_title( $noreplytext = 'Leave a Reply', $replytext = 'Leave a Reply to %s', $linktoparent = TRUE ) {
	global $comment;

	$replytoid = isset($_GET['replytocom']) ? (int) $_GET['replytocom'] : 0;

	if ( 0 == $replytoid )
		echo $noreplytext;
	else {
		$comment = get_comment($replytoid);
		$author = ( $linktoparent ) ? '<a href="#comment-' . get_comment_ID() . '">' . get_comment_author() . '</a>' : get_comment_author();
		printf( $replytext, $author );
	}
}

// ADD WP 2.1.0
function the_modified_date($d = '') {
	echo apply_filters('the_modified_date', get_the_modified_date($d), $d);
}

// ADD WP 2.1.0
function get_the_modified_date($d = '') {
	if ( '' == $d )
		$the_time = get_post_modified_time(get_option('date_format'));
	else
		$the_time = get_post_modified_time($d);
	return apply_filters('get_the_modified_date', $the_time, $d);
}

/**
 * @ignore
 */
function _c() {}


?>