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fix pagination

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git-svn-id: http://xe-core.googlecode.com/svn/branches/1.5.0@8704 201d5d3c-b55e-5fd7-737f-ddc643e51545
This commit is contained in:
lickawtl 2011-07-29 16:18:06 +00:00
parent 88638b4ba8
commit 18d0add0f9
3 changed files with 148 additions and 40 deletions
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57
classes/db/DBMysql.class.php
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@ -482,20 +482,39 @@
$count_output = $this->_fetch($result_count);
$total_count = (int)$count_output->count;
// Total pages
if ($total_count) {
$total_page = (int) (($total_count - 1) / $queryObject->getLimit()->list_count) + 1;
} else $total_page = 1;
$list_count = $queryObject->getLimit()->list_count->getValue();
if (!$list_count) $list_count = 20;
$page_count = $queryObject->getLimit()->page_count->getValue();
if (!$page_count) $page_count = 10;
$page = $queryObject->getLimit()->page->getValue();
if (!$page) $page = 1;
$virtual_no = $total_count - ($queryObject->getLimit()->page - 1) * $queryObject->getLimit()->list_count;
// total pages
if ($total_count)
$total_page = (int) (($total_count - 1) / $list_count) + 1;
else
$total_page = 1;
// check the page variables
if ($page > $total_page) $page = $total_page;
$start_count = ($page - 1) * $list_count;
$query = $this->getSelectPageSql($queryObject, true, $start_count, $list_count);
$query .= (__DEBUG_QUERY__&1 && $queryObject->query_id)?sprintf (' '.$this->comment_syntax, $this->query_id):'';
$result = $this->_query ($query);
if ($this->isError ())
return $this->queryError($queryObject);
$virtual_no = $total_count - ($page - 1) * $list_count;
$data = $this->_fetch($result, $virtual_no);
$buff = new Object ();
$buff->total_count = $total_count;
$buff->total_page = $total_page;
$buff->page = $queryObject->getLimit()->page->getValue();
$buff->page = $page;
$buff->data = $data;
$buff->page_navigation = new PageHandler($total_count, $total_page, $queryObject->getLimit()->page->getValue(), $queryObject->getLimit()->page_count);
$buff->page_navigation = new PageHandler($total_count, $total_page, $page, $page_count);
}else{
$data = $this->_fetch($result);
$buff = new Object ();
@ -503,6 +522,30 @@
}
return $buff;
}
function getSelectPageSql($query, $with_values = true, $start_count = 0, $list_count = 0) {
$select = $query->getSelectString($with_values);
if($select == '') return new Object(-1, "Invalid query");
$select = 'SELECT ' .$select;
$from = $query->getFromString($with_values);
if($from == '') return new Object(-1, "Invalid query");
$from = ' FROM '.$from;
$where = $query->getWhereString($with_values);
if($where != '') $where = ' WHERE ' . $where;
$groupBy = $query->getGroupByString();
if($groupBy != '') $groupBy = ' GROUP BY ' . $groupBy;
$orderBy = $query->getOrderByString();
if($orderBy != '') $orderBy = ' ORDER BY ' . $orderBy;
$limit = $query->getLimitString();
if ($limit != '') $limit = sprintf (' LIMIT %d, %d', $start_count, $list_count);
return $select . ' ' . $from . ' ' . $where . ' ' . $groupBy . ' ' . $orderBy . ' ' . $limit;
}
}
return new DBMysql;