global $wp_query;

return $wp_query->get($var);

global $wp_query;

return $wp_query->set($var, $value);

unset($GLOBALS['wp_query']);

$GLOBALS['wp_query'] =& new WP_Query();

return $GLOBALS['wp_query']->query($query);

global $wp_query;

return ($wp_query->is_admin || (strpos($_SERVER['REQUEST_URI'], 'wp-admin/') !== false));

global $wp_query;

return $wp_query->is_archive;

global $wp_query;

return $wp_query->is_attachment;

global $wp_query;

if ( !$wp_query->is_author )

return false;

if ( empty($author) )

return true;

$author_obj = $wp_query->get_queried_object();

if ( $author == $author_obj->ID )

return true;

elseif ( $author == $author_obj->nickname )

return true;

elseif ( $author == $author_obj->user_nicename )

return true;

return false;

global $wp_query;

if ( !$wp_query->is_category )

return false;

if ( empty($category) )

return true;

$cat_obj = $wp_query->get_queried_object();

if ( $category == $cat_obj->cat_ID )

return true;

else if ( $category == $cat_obj->cat_name )

return true;

elseif ( $category == $cat_obj->category_nicename )

return true;

return false;

global $wp_query;

return $wp_query->is_comments_popup;

global $wp_query;

return $wp_query->is_date;

global $wp_query;

return $wp_query->is_day;

global $wp_query;

return $wp_query->is_feed;

global $wp_query;

return $wp_query->is_home;

global $wp_query;

return $wp_query->is_month;

global $wp_query;

if ( !$wp_query->is_page )

return false;

if ( empty($page) )

return true;

$page_obj = $wp_query->get_queried_object();

if ( $page == $page_obj->ID )

return true;

elseif ( $page == $page_obj->post_title )

return true;

else if ( $page == $page_obj->post_name )

return true;

return false;

global $wp_query;

return $wp_query->is_paged;

global $plugin_page;

if ( isset($plugin_page) )

return true;

return false;

global $wp_query;

return $wp_query->is_preview;

global $wp_query;

return $wp_query->is_robots;

global $wp_query;

return $wp_query->is_search;

global $wp_query;

if ( !$wp_query->is_single )

return false;

if ( empty( $post) )

return true;

$post_obj = $wp_query->get_queried_object();

if ( $post == $post_obj->ID )

return true;

elseif ( $post == $post_obj->post_title )

return true;

elseif ( $post == $post_obj->post_name )

return true;

return false;

global $wp_query;

return $wp_query->is_singular;

global $wp_query;

return $wp_query->is_time;

global $wp_query;

return $wp_query->is_trackback;

global $wp_query;

return $wp_query->is_year;

global $wp_query;

return $wp_query->is_404;

global $wp_query;

return $wp_query->have_posts();

global $wp_query;

return $wp_query->in_the_loop;

global $wp_query;

return $wp_query->rewind_posts();

global $wp_query;

$wp_query->the_post();

var $query;

var $query_vars = array();

var $queried_object;

var $queried_object_id;

var $request;

var $posts;

var $post_count = 0;

var $current_post = -1;

var $in_the_loop = false;

var $post;

var $comments;

var $comment_count = 0;

var $current_comment = -1;

var $comment;

var $found_posts = 0;

var $max_num_pages = 0;

var $is_single = false;

var $is_preview = false;

var $is_page = false;

var $is_archive = false;

var $is_date = false;

var $is_year = false;

var $is_month = false;

var $is_day = false;

var $is_time = false;

var $is_author = false;

var $is_category = false;

var $is_search = false;

var $is_feed = false;

var $is_comment_feed = false;

var $is_trackback = false;

var $is_home = false;

var $is_404 = false;

var $is_comments_popup = false;

var $is_admin = false;

var $is_attachment = false;

var $is_singular = false;

var $is_robots = false;

var $is_posts_page = false;

function init_query_flags() {

$this->is_single = false;

$this->is_page = false;

$this->is_archive = false;

$this->is_date = false;

$this->is_year = false;

$this->is_month = false;

$this->is_day = false;

$this->is_time = false;

$this->is_author = false;

$this->is_category = false;

$this->is_search = false;

$this->is_feed = false;

$this->is_comment_feed = false;

$this->is_trackback = false;

$this->is_home = false;

$this->is_404 = false;

$this->is_paged = false;

$this->is_admin = false;

$this->is_attachment = false;

$this->is_singular = false;

$this->is_robots = false;

$this->is_posts_page = false;

}

function init () {

unset($this->posts);

unset($this->query);

$this->query_vars = array();

unset($this->queried_object);

unset($this->queried_object_id);

$this->post_count = 0;

$this->current_post = -1;

$this->in_the_loop = false;

$this->init_query_flags();

}

// Reparse the query vars.

function parse_query_vars() {

$this->parse_query('');

}

function fill_query_vars($array) {

$keys = array(

'error'

, 'm'

, 'p'

, 'subpost'

, 'subpost_id'

, 'attachment'

, 'attachment_id'

, 'name'

, 'hour'

, 'static'

, 'pagename'

, 'page_id'

, 'second'

, 'minute'

, 'hour'

, 'day'

, 'monthnum'

, 'year'

, 'w'

, 'category_name'

, 'author_name'

, 'feed'

, 'tb'

, 'paged'

, 'comments_popup'

, 'preview'

);

foreach ($keys as $key) {

if ( !isset($array[$key]))

$array[$key] = '';

}

return $array;

}

// Parse a query string and set query type booleans.

function parse_query ($query) {

if ( !empty($query) || !isset($this->query) ) {

$this->init();

if ( is_array($query) )

$this->query_vars = $query;

else

parse_str($query, $this->query_vars);

$this->query = $query;

}

$this->query_vars = $this->fill_query_vars($this->query_vars);

$qv = &$this->query_vars;

if ( ! empty($qv['robots']) )

$this->is_robots = true;

$qv['p'] = (int) $qv['p'];

$qv['page_id'] = (int) $qv['page_id'];

$qv['year'] = (int) $qv['year'];

$qv['monthnum'] = (int) $qv['monthnum'];

$qv['day'] = (int) $qv['day'];

$qv['w'] = (int) $qv['w'];

$qv['m'] = (int) $qv['m'];

if ( '' != $qv['hour'] ) $qv['hour'] = (int) $qv['hour'];

if ( '' != $qv['minute'] ) $qv['minute'] = (int) $qv['minute'];

if ( '' != $qv['second'] ) $qv['second'] = (int) $qv['second'];

// Compat. Map subpost to attachment.

if ( '' != $qv['subpost'] )

$qv['attachment'] = $qv['subpost'];

if ( '' != $qv['subpost_id'] )

$qv['attachment_id'] = $qv['subpost_id'];

$qv['attachment_id'] = (int) $qv['attachment_id'];

if ( ('' != $qv['attachment']) || !empty($qv['attachment_id']) ) {

$this->is_single = true;

$this->is_attachment = true;

} elseif ( '' != $qv['name'] ) {

$this->is_single = true;

} elseif ( $qv['p'] ) {

$this->is_single = true;

} elseif ( ('' != $qv['hour']) && ('' != $qv['minute']) &&('' != $qv['second']) && ('' != $qv['year']) && ('' != $qv['monthnum']) && ('' != $qv['day']) ) {

// If year, month, day, hour, minute, and second are set, a single

// post is being queried.

$this->is_single = true;

} elseif ( '' != $qv['static'] || '' != $qv['pagename'] || !empty($qv['page_id']) ) {

$this->is_page = true;

$this->is_single = false;

} elseif ( !empty($qv['s']) ) {

$this->is_search = true;

} else {

// Look for archive queries. Dates, categories, authors.

if ( '' != $qv['second'] ) {

$this->is_time = true;

$this->is_date = true;

}

if ( '' != $qv['minute'] ) {

$this->is_time = true;

$this->is_date = true;

}

if ( '' != $qv['hour'] ) {

$this->is_time = true;

$this->is_date = true;

}

if ( $qv['day'] ) {

if (! $this->is_date) {

$this->is_day = true;

$this->is_date = true;

}

}

if ( $qv['monthnum'] ) {

if (! $this->is_date) {

$this->is_month = true;

$this->is_date = true;

}

}

if ( $qv['year'] ) {

if (! $this->is_date) {

$this->is_year = true;

$this->is_date = true;

}

}

if ( $qv['m'] ) {

$this->is_date = true;

if (strlen($qv['m']) > 9) {

$this->is_time = true;

} else if (strlen($qv['m']) > 7) {

$this->is_day = true;

} else if (strlen($qv['m']) > 5) {

$this->is_month = true;

} else {

$this->is_year = true;

}

}

if ('' != $qv['w']) {

$this->is_date = true;

}

if ( empty($qv['cat']) || ($qv['cat'] == '0') ) {

$this->is_category = false;

} else {

if (strpos($qv['cat'], '-') !== false) {

$this->is_category = false;

} else {

$this->is_category = true;

}

}

if ( '' != $qv['category_name'] ) {

$this->is_category = true;

}

if ( empty($qv['author']) || ($qv['author'] == '0') ) {

$this->is_author = false;

} else {

$this->is_author = true;

}

if ( '' != $qv['author_name'] ) {

$this->is_author = true;

}

if ( ($this->is_date || $this->is_author || $this->is_category) )

$this->is_archive = true;

}

if ( '' != $qv['feed'] )

$this->is_feed = true;

if ( '' != $qv['tb'] )

$this->is_trackback = true;

if ( '' != $qv['paged'] )

$this->is_paged = true;

if ( '' != $qv['comments_popup'] )

$this->is_comments_popup = true;

// if we're previewing inside the write screen

if ('' != $qv['preview'])

$this->is_preview = true;

if ( strpos($_SERVER['PHP_SELF'], 'wp-admin/') !== false )

$this->is_admin = true;

if ( false !== strpos($qv['feed'], 'comments-') ) {

$qv['feed'] = str_replace('comments-', '', $qv['feed']);

$qv['withcomments'] = 1;

}

$this->is_singular = $this->is_single || $this->is_page || $this->is_attachment;

if ( $this->is_feed && ( !empty($qv['withcomments']) || ( empty($qv['withoutcomments']) && $this->is_singular ) ) )

$this->is_comment_feed = true;

if ( !( $this->is_singular || $this->is_archive || $this->is_search || $this->is_feed || $this->is_trackback || $this->is_404 || $this->is_admin || $this->is_comments_popup ) )

$this->is_home = true;

// Correct is_* for page_on_front and page_for_posts

if ( $this->is_home && ( empty($this->query) || $qv['preview'] == 'true' ) && 'page' == get_option('show_on_front') && get_option('page_on_front') ) {

$this->is_page = true;

$this->is_home = false;

$qv['page_id'] = get_option('page_on_front');

}

if ( '' != $qv['pagename'] ) {

$this->queried_object =& get_page_by_path($qv['pagename']);

if ( !empty($this->queried_object) )

$this->queried_object_id = (int) $this->queried_object->ID;

else

unset($this->queried_object);

if ( 'page' == get_option('show_on_front') && isset($this->queried_object_id) && $this->queried_object_id == get_option('page_for_posts') ) {

$this->is_page = false;

$this->is_home = true;

$this->is_posts_page = true;

}

}

if ( $qv['page_id'] ) {

if ( 'page' == get_option('show_on_front') && $qv['page_id'] == get_option('page_for_posts') ) {

$this->is_page = false;

$this->is_home = true;

$this->is_posts_page = true;

}

}

if ( !empty($qv['post_type']) )

$qv['post_type'] = sanitize_user($qv['post_type'], true);

if ( !empty($qv['post_status']) )

$qv['post_status'] = sanitize_user($qv['post_status'], true);

if ( $this->is_posts_page && !$qv['withcomments'] )

$this->is_comment_feed = false;

$this->is_singular = $this->is_single || $this->is_page || $this->is_attachment;

// Done correcting is_* for page_on_front and page_for_posts

if ('404' == $qv['error'])

$this->set_404();

if ( !empty($query) )

do_action_ref_array('parse_query', array(&$this));

}

function set_404() {

$is_feed = $this->is_feed;

$this->init_query_flags();

$this->is_404 = true;

$this->is_feed = $is_feed;

}

function get($query_var) {

if (isset($this->query_vars[$query_var])) {

return $this->query_vars[$query_var];

}

return '';

}

function set($query_var, $value) {

$this->query_vars[$query_var] = $value;

}

function &get_posts() {

global $wpdb, $pagenow, $user_ID;

do_action_ref_array('pre_get_posts', array(&$this));

// Shorthand.

$q = &$this->query_vars;

$q = $this->fill_query_vars($q);

// First let's clear some variables

$distinct = '';

$whichcat = '';

$whichauthor = '';

$whichpage = '';

$result = '';

$where = '';

$limits = '';

$join = '';

$search = '';

$groupby = '';

if ( !isset($q['post_type']) )

$q['post_type'] = 'post';

$post_type = $q['post_type'];

if ( !isset($q['posts_per_page']) || $q['posts_per_page'] == 0 )

$q['posts_per_page'] = get_option('posts_per_page');

if ( isset($q['showposts']) && $q['showposts'] ) {

$q['showposts'] = (int) $q['showposts'];

$q['posts_per_page'] = $q['showposts'];

}

if ( (isset($q['posts_per_archive_page']) && $q['posts_per_archive_page'] != 0) && ($this->is_archive || $this->is_search) )

$q['posts_per_page'] = $q['posts_per_archive_page'];

if ( !isset($q['nopaging']) ) {

if ($q['posts_per_page'] == -1) {

$q['nopaging'] = true;

} else {

$q['nopaging'] = false;

}

}

if ( $this->is_feed ) {

$q['posts_per_page'] = get_option('posts_per_rss');

$q['nopaging'] = false;

}

$q['posts_per_page'] = (int) $q['posts_per_page'];

if ( $q['posts_per_page'] < -1 )

$q['posts_per_page'] = abs($q['posts_per_page']);

else if ( $q['posts_per_page'] == 0 )

$q['posts_per_page'] = 1;

if ( $this->is_home && (empty($this->query) || $q['preview'] == 'true') && ( 'page' == get_option('show_on_front') ) && get_option('page_on_front') ) {

$this->is_page = true;

$this->is_home = false;

$q['page_id'] = get_option('page_on_front');

}

if (isset($q['page'])) {

$q['page'] = trim($q['page'], '/');

$q['page'] = (int) $q['page'];

$q['page'] = abs($q['page']);

}

$add_hours = intval(get_option('gmt_offset'));

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

$wp_posts_post_date_field = "post_date"; // "DATE_ADD(post_date, INTERVAL '$add_hours:$add_minutes' HOUR_MINUTE)";

// If a month is specified in the querystring, load that month

if ( $q['m'] ) {

$q['m'] = '' . preg_replace('|[^0-9]|', '', $q['m']);

$where .= ' AND YEAR(post_date)=' . substr($q['m'], 0, 4);

if (strlen($q['m'])>5)

$where .= ' AND MONTH(post_date)=' . substr($q['m'], 4, 2);

if (strlen($q['m'])>7)

$where .= ' AND DAYOFMONTH(post_date)=' . substr($q['m'], 6, 2);

if (strlen($q['m'])>9)

$where .= ' AND HOUR(post_date)=' . substr($q['m'], 8, 2);

if (strlen($q['m'])>11)

$where .= ' AND MINUTE(post_date)=' . substr($q['m'], 10, 2);

if (strlen($q['m'])>13)

$where .= ' AND SECOND(post_date)=' . substr($q['m'], 12, 2);

}

if ( '' != $q['hour'] )

$where .= " AND HOUR(post_date)='" . $q['hour'] . "'";

if ( '' != $q['minute'] )

$where .= " AND MINUTE(post_date)='" . $q['minute'] . "'";

if ( '' != $q['second'] )

$where .= " AND SECOND(post_date)='" . $q['second'] . "'";

if ( $q['year'] )

$where .= " AND YEAR(post_date)='" . $q['year'] . "'";

if ( $q['monthnum'] )

$where .= " AND MONTH(post_date)='" . $q['monthnum'] . "'";

if ( $q['day'] )

$where .= " AND DAYOFMONTH(post_date)='" . $q['day'] . "'";

if ('' != $q['name']) {

$q['name'] = sanitize_title($q['name']);

$where .= " AND post_name = '" . $q['name'] . "'";

} else if ('' != $q['pagename']) {

if ( isset($this->queried_object_id) )

$reqpage = $this->queried_object_id;

else {

$reqpage = get_page_by_path($q['pagename']);

if ( !empty($reqpage) )

$reqpage = $reqpage->ID;

else

$reqpage = 0;

}

if ( ('page' != get_option('show_on_front') ) || ( $reqpage != get_option('page_for_posts') ) ) {

$q['pagename'] = str_replace('%2F', '/', urlencode(urldecode($q['pagename'])));

$page_paths = '/' . trim($q['pagename'], '/');

$q['pagename'] = sanitize_title(basename($page_paths));

$q['name'] = $q['pagename'];

$where .= " AND (ID = '$reqpage')";

}

} elseif ('' != $q['attachment']) {

$q['attachment'] = str_replace('%2F', '/', urlencode(urldecode($q['attachment'])));

$attach_paths = '/' . trim($q['attachment'], '/');

$q['attachment'] = sanitize_title(basename($attach_paths));

$q['name'] = $q['attachment'];

$where .= " AND post_name = '" . $q['attachment'] . "'";

}

if ( $q['w'] )

$where .= " AND WEEK(post_date, 1)='" . $q['w'] . "'";

if ( intval($q['comments_popup']) )

$q['p'] = intval($q['comments_popup']);

// If an attachment is requested by number, let it supercede any post number.

if ( $q['attachment_id'] )

$q['p'] = $q['attachment_id'];

// If a post number is specified, load that post

if ( $q['p'] )

$where = ' AND ID = ' . $q['p'];

if ( $q['page_id'] ) {

if ( ('page' != get_option('show_on_front') ) || ( $q['page_id'] != get_option('page_for_posts') ) ) {

$q['p'] = $q['page_id'];

$where = ' AND ID = ' . $q['page_id'];

}

}

// If a search pattern is specified, load the posts that match

if ( !empty($q['s']) ) {

// added slashes screw with quote grouping when done early, so done later

$q['s'] = stripslashes($q['s']);

if ($q['sentence']) {

$q['search_terms'] = array($q['s']);

}

else {

preg_match_all('/".*?("|$)|((?<=[\\s",+])|^)[^\\s",+]+/', $q[s], $matches);

$q['search_terms'] = array_map(create_function('$a', 'return trim($a, "\\"\'\\n\\r ");'), $matches[0]);

}

$n = ($q['exact']) ? '' : '%';

$searchand = '';

foreach((array)$q['search_terms'] as $term) {

$term = addslashes_gpc($term);

$search .= "{$searchand}((post_title LIKE '{$n}{$term}{$n}') OR (post_content LIKE '{$n}{$term}{$n}'))";

$searchand = ' AND ';

}

$term = addslashes_gpc($q['s']);

if (!$q['sentence'] && count($q['search_terms']) > 1 && $q['search_terms'][0] != $q['s'] )

$search .= " OR (post_title LIKE '{$n}{$term}{$n}') OR (post_content LIKE '{$n}{$term}{$n}')";

if ( !empty($search) )

$search = " AND ({$search}) ";

}

// Category stuff

if ( empty($q['cat']) || ($q['cat'] == '0') ||

// Bypass cat checks if fetching specific posts

$this->is_singular ) {

$whichcat = '';

} else {

$q['cat'] = ''.urldecode($q['cat']).'';

$q['cat'] = addslashes_gpc($q['cat']);

$join = " LEFT JOIN $wpdb->post2cat ON ($wpdb->posts.ID = $wpdb->post2cat.post_id) ";

$cat_array = preg_split('/[,\s]+/', $q['cat']);

$in_cats = $out_cats = $out_posts = '';

foreach ( $cat_array as $cat ) {

$cat = intval($cat);

$in = (strpos($cat, '-') !== false) ? false : true;

$cat = trim($cat, '-');

if ( $in )

$in_cats .= "$cat, " . get_category_children($cat, '', ', ');

else

$out_cats .= "$cat, " . get_category_children($cat, '', ', ');

}

$in_cats = substr($in_cats, 0, -2);

$out_cats = substr($out_cats, 0, -2);

if ( strlen($in_cats) > 0 )

$in_cats = " AND $wpdb->post2cat.category_id IN ($in_cats)";

if ( strlen($out_cats) > 0 ) {

$ids = $wpdb->get_col("SELECT post_id FROM $wpdb->post2cat WHERE $wpdb->post2cat.category_id IN ($out_cats)");

if ( is_array($ids) && count($ids > 0) ) {

foreach ( $ids as $id )

$out_posts .= "$id, ";

$out_posts = substr($out_posts, 0, -2);

}

if ( strlen($out_posts) > 0 )

$out_cats = " AND $wpdb->posts.ID NOT IN ($out_posts)";

else

$out_cats = '';

}

$whichcat = $in_cats . $out_cats;

$groupby = "{$wpdb->posts}.ID";

}

// Category stuff for nice URLs

if ( '' != $q['category_name'] ) {

$reqcat = get_category_by_path($q['category_name']);

$q['category_name'] = str_replace('%2F', '/', urlencode(urldecode($q['category_name'])));

$cat_paths = '/' . trim($q['category_name'], '/');

$q['category_name'] = sanitize_title(basename($cat_paths));

$cat_paths = '/' . trim(urldecode($q['category_name']), '/');

$q['category_name'] = sanitize_title(basename($cat_paths));

$cat_paths = explode('/', $cat_paths);

$cat_path = '';

foreach ( (array) $cat_paths as $pathdir )

$cat_path .= ( $pathdir != '' ? '/' : '' ) . sanitize_title($pathdir);

//if we don't match the entire hierarchy fallback on just matching the nicename

if ( empty($reqcat) )

$reqcat = get_category_by_path($q['category_name'], false);

if ( !empty($reqcat) )

$reqcat = $reqcat->cat_ID;

else

$reqcat = 0;

$q['cat'] = $reqcat;

$tables = ", $wpdb->post2cat, $wpdb->categories";

$join = " LEFT JOIN $wpdb->post2cat ON ($wpdb->posts.ID = $wpdb->post2cat.post_id) LEFT JOIN $wpdb->categories ON ($wpdb->post2cat.category_id = $wpdb->categories.cat_ID) ";

$whichcat = " AND category_id IN ({$q['cat']}, ";

$whichcat .= get_category_children($q['cat'], '', ', ');

$whichcat = substr($whichcat, 0, -2);

$whichcat .= ")";

$groupby = "{$wpdb->posts}.ID";

}

// Author/user stuff

if ( empty($q['author']) || ($q['author'] == '0') ) {

$whichauthor='';

} else {

$q['author'] = ''.urldecode($q['author']).'';

$q['author'] = addslashes_gpc($q['author']);

if (strpos($q['author'], '-') !== false) {

$eq = '!=';

$andor = 'AND';

$q['author'] = explode('-', $q['author']);

$q['author'] = ''.intval($q['author'][1]);

} else {

$eq = '=';

$andor = 'OR';

}

$author_array = preg_split('/[,\s]+/', $q['author']);

$whichauthor .= ' AND (post_author '.$eq.' '.intval($author_array[0]);

for ($i = 1; $i < (count($author_array)); $i = $i + 1) {

$whichauthor .= ' '.$andor.' post_author '.$eq.' '.intval($author_array[$i]);

}

$whichauthor .= ')';

}

// Author stuff for nice URLs

if ('' != $q['author_name']) {

if (strpos($q['author_name'], '/') !== false) {

$q['author_name'] = explode('/',$q['author_name']);

if ($q['author_name'][count($q['author_name'])-1]) {

$q['author_name'] = $q['author_name'][count($q['author_name'])-1];#no trailing slash

} else {

$q['author_name'] = $q['author_name'][count($q['author_name'])-2];#there was a trailling slash

}

}

$q['author_name'] = sanitize_title($q['author_name']);

$q['author'] = $wpdb->get_var("SELECT ID FROM $wpdb->users WHERE user_nicename='".$q['author_name']."'");

$whichauthor .= ' AND (post_author = '.intval($q['author']).')';

}

$where .= $search.$whichcat.$whichauthor;

if ( empty($q['order']) || ((strtoupper($q['order']) != 'ASC') && (strtoupper($q['order']) != 'DESC')) )

$q['order'] = 'DESC';

// Order by

if ( empty($q['orderby']) ) {

$q['orderby'] = 'post_date '.$q['order'];

} else {

// Used to filter values

$allowed_keys = array('author', 'date', 'category', 'title', 'modified', 'menu_order');

$q['orderby'] = urldecode($q['orderby']);

$q['orderby'] = addslashes_gpc($q['orderby']);

$orderby_array = explode(' ',$q['orderby']);

if ( empty($orderby_array) )

$orderby_array[] = $q['orderby'];

$q['orderby'] = '';

for ($i = 0; $i < count($orderby_array); $i++) {

// Only allow certain values for safety