sql_query = preg_replace("/\n\r|\r\n|\n|\r/", " ", $query);
$this->page_name = $page_holder;
if (isset($_GET[$page_holder])) {
$page = $_GET[$page_holder];
} elseif (isset($_POST[$page_holder])) {
$page = $_POST[$page_holder];
} else {
$page = 1;
}
if (empty($page) || !is_numeric($page) || $page < 0) $page = 1;
$this->current_page_number = $page;
$this->number_of_rows_per_page = $max_rows;
$pos_to = strlen($this->sql_query);
$pos_from = strpos($this->sql_query, 'FROM', 0);
$pos_group_by = strpos($this->sql_query, ' GROUP BY', $pos_from);
if (($pos_group_by < $pos_to) && ($pos_group_by != false)) $pos_to = $pos_group_by;
$pos_having = strpos($this->sql_query, ' HAVING', $pos_from);
if (($pos_having < $pos_to) && ($pos_having != false)) $pos_to = $pos_having;
$pos_order_by = strpos($this->sql_query, ' ORDER BY', $pos_from);
if (($pos_order_by < $pos_to) && ($pos_order_by != false)) $pos_to = $pos_order_by;
$dbconn =& oosDBGetConn();
$sql = "SELECT COUNT(" . oos_db_input($count_key) . ") AS total " . substr($this->sql_query, $pos_from, ($pos_to - $pos_from));
$count = $dbconn->Execute($sql);
$this->number_of_rows = $count->fields['total'];
if ($this->number_of_rows_per_page > 0) {
$this->number_of_pages = ceil($this->number_of_rows / $this->number_of_rows_per_page);
} else {
$this->number_of_pages = 0;
}
if ($this->current_page_number > $this->number_of_pages) {
$this->current_page_number = $this->number_of_pages;
}
$offset = ($this->number_of_rows_per_page * ($this->current_page_number - 1));
if ($offset <= 0) { $offset = 0; }
if ($this->current_page_number <=0) {$this->current_page_number = 1;}
# $this->sql_query .= " LIMIT " . ($offset > 0 ? $offset . ", " : '') . $this->number_of_rows_per_page;
$this->sql_query .= " LIMIT " . max($offset, 0) . ", " . $this->number_of_rows_per_page;
}
/**
* display split-page-number-links
*
* @param $this->number_of_rows
* @param $this->number_of_rows_per_page
* @param $max_page_links
* @param $current_page_number
* @param $parameters
* @return string
*/
public function display_links($max_page_links, $parameters = '') {
global $aLang, $sContent;
$display_link = '';
if ( oos_is_not_null($parameters) && (substr($parameters, -5) != '&') ) $parameters .= '&';
// previous button - not displayed on first page
if ($this->current_page_number > 1) {
$display_link .= '«' . $aLang['prevnext_button_prev'] . '';
}
// check if num_pages > $max_page_links
$cur_window_num = intval($this->current_page_number / $max_page_links);
if ($this->current_page_number % $max_page_links) $cur_window_num++;
$max_window_num = intval($this->number_of_pages / $max_page_links);
if ($this->number_of_pages % $max_page_links) $max_window_num++;
// previous window of pages
if ($cur_window_num > 1) $display_link .= 'page_name . '=' . (($cur_window_num - 1) * $max_page_links)) . '">...';
// page nn button
for ($jump_to_page = 1 + (($cur_window_num - 1) * $max_page_links); ($jump_to_page <= ($cur_window_num * $max_page_links)) && ($jump_to_page <= $this->number_of_pages); $jump_to_page++) {
if ($jump_to_page == $this->current_page_number) {
// $display_link .= '' . $jump_to_page . '';
$display_link .= '' . $jump_to_page . '(current)';
} else {
$display_link .= '' . $jump_to_page . '';
}
}
// next window of pages
if ($cur_window_num < $max_window_num) $display_link .= '...';
// next button
if (($this->current_page_number < $this->number_of_pages) && ($this->number_of_pages != 1)) $display_link .= '»' . $aLang['prevnext_button_next'] . '';
return $display_link;
}
/**
* display number of total products found
*
* @return string
*/
public function display_count($text_output) {
$to_num = ($this->number_of_rows_per_page * $this->current_page_number);
if ($to_num > $this->number_of_rows) $to_num = $this->number_of_rows;
$from_num = ($this->number_of_rows_per_page * ($this->current_page_number - 1));
if ($to_num == 0) {
$from_num = 0;
} else {
$from_num++;
}
return sprintf($text_output, $from_num, $to_num, $this->number_of_rows);
}
}