function WikiDB_backend_dumb_TextSearchIter(&$backend, &$pages, $search, $fulltext = false, $options = array())
{
$this->_backend =& $backend;
$this->_pages = $pages;
$this->_fulltext = $fulltext;
$this->_search =& $search;
$this->_index = 0;
$this->_stoplist =& $search->_stoplist;
$this->stoplisted = array();
$this->_from = 0;
if (isset($options['limit'])) {
// extract from,count from limit
list($this->_from, $this->_count) = WikiDB_backend::limit($options['limit']);
} else {
$this->_count = 0;
}
if (isset($options['exclude'])) {
$this->_exclude = $options['exclude'];
} else {
$this->_exclude = false;
}
}
function WikiDB_backend_dbaBase_pageiter(&$backend, &$pages, $options = false)
{
$this->_backend = $backend;
$this->_options = $options;
if ($pages) {
if (!empty($options['sortby'])) {
$sortby = WikiDB_backend::sortby($options['sortby'], 'db', array('pagename', 'mtime'));
// check for which column to sortby
if ($sortby and !strstr($sortby, "hits ")) {
usort($pages, 'WikiDB_backend_dbaBase_sortby_' . str_replace(' ', '_', $sortby));
}
}
if (!empty($options['limit'])) {
list($offset, $limit) = WikiDB_backend::limit($options['limit']);
$pages = array_slice($pages, $offset, $limit);
}
$this->_pages = $pages;
} else {
$this->_pages = array();
}
}
/**
* Handle sortby requests for the DB iterator and table header links.
* Prefix the column with + or - like "+pagename","-mtime", ...
* supported actions: 'flip_order' "mtime" => "+mtime" => "-mtime" ...
* 'db' "-pagename" => "pagename DESC"
* In PageList all columns are sortable. (patch by DanFr)
* Here with the backend only some, the rest is delayed to PageList.
* (some kind of DumbIter)
* Duplicate the PageList function here to avoid loading the whole
* PageList.php, and it forces the backend specific sortable_columns()
*/
function sortby($column, $action, $sortable_columns = false)
{
if (empty($column)) {
return '';
}
//support multiple comma-delimited sortby args: "+hits,+pagename"
if (strstr($column, ',')) {
$result = array();
foreach (explode(',', $column) as $col) {
if (empty($this)) {
$result[] = WikiDB_backend::sortby($col, $action);
} else {
$result[] = $this->sortby($col, $action);
}
}
return join(",", $result);
}
if (substr($column, 0, 1) == '+') {
$order = '+';
$column = substr($column, 1);
} elseif (substr($column, 0, 1) == '-') {
$order = '-';
$column = substr($column, 1);
}
// default order: +pagename, -mtime, -hits
if (empty($order)) {
if (in_array($column, array('mtime', 'hits'))) {
$order = '-';
} else {
$order = '+';
}
}
if ($action == 'flip_order') {
return ($order == '+' ? '-' : '+') . $column;
} elseif ($action == 'init') {
$this->_sortby[$column] = $order;
return $order . $column;
} elseif ($action == 'check') {
return !empty($this->_sortby[$column]) or $GLOBALS['request']->getArg('sortby') and strstr($GLOBALS['request']->getArg('sortby'), $column);
} elseif ($action == 'db') {
// native sort possible?
if (!empty($this) and !$sortable_columns) {
$sortable_columns = $this->sortable_columns();
}
if (in_array($column, $sortable_columns)) {
// asc or desc: +pagename, -pagename
return $column . ($order == '+' ? ' ASC' : ' DESC');
} else {
return '';
}
}
return '';
}
function addPageList(&$list)
{
if (empty($list)) {
return;
}
// Protect reset from a null arg
if (isset($this->_options['limit'])) {
// extract from,count from limit
list($from, $limit) = WikiDB_backend::limit($this->_options['limit']);
$limit += $from;
} else {
$limit = 0;
}
$this->_options['slice'] = 0;
$i = 0;
foreach ($list as $page) {
$i++;
if ($from and $i < $from) {
continue;
}
if (!$limit or $limit and $i < $limit) {
if (is_object($page)) {
$page = $page->_pagename;
}
$this->addPage((string) $page);
}
}
}
