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Postgres class - removed methods that are no longer needed. Updated to work with new classes.

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git-svn-id: http://xe-core.googlecode.com/svn/branches/1.5.0-DB@8452 201d5d3c-b55e-5fd7-737f-ddc643e51545
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ucorina 2011-06-06 15:41:00 +00:00
parent d071909cde
commit 57b91e1d3e
3 changed files with 119 additions and 392 deletions
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497
classes/db/DBPostgresql.class.php
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@ -226,15 +226,19 @@ class DBPostgresql extends DB
/**
* @brief Fetch results
**/
function _fetch($result)
// TODO This is duplicate code - maybe we can find away to abastract the driver
function _fetch($result, $arrayIndexEndValue = NULL)
{
if (!$this->isConnected() || $this->isError() || !$result)
return;
while ($tmp = pg_fetch_object($result)) {
$output[] = $tmp;
if($arrayIndexEndValue) $output[$arrayIndexEndValue--] = $tmp;
else $output[] = $tmp;
}
if (count($output) == 1)
return $output[0];
if(count($output)==1){
if(isset($arrayIndexEndValue)) return $output;
else return $output[0];
}
return $output;
}
@ -493,428 +497,137 @@ class DBPostgresql extends DB
}
/**
* @brief Return conditional clause
**/
function getCondition($output)
{
if (!$output->conditions)
return;
$condition = $this->_getCondition($output->conditions, $output->column_type);
if ($condition)
$condition = ' where ' . $condition;
return $condition;
}
function getLeftCondition($conditions, $column_type)
{
return $this->_getCondition($conditions, $column_type);
}
function _getCondition($conditions, $column_type)
{
$condition = '';
foreach ($conditions as $val) {
$sub_condition = '';
foreach ($val['condition'] as $v) {
if (!isset($v['value']))
continue;
if ($v['value'] === '')
continue;
if(!in_array(gettype($v['value']), array('string', 'integer', 'double', 'array'))) continue;
continue;
$name = $v['column'];
$operation = $v['operation'];
$value = $v['value'];
$type = $this->getColumnType($column_type, $name);
$pipe = $v['pipe'];
$value = $this->getConditionValue($name, $value, $operation, $type, $column_type);
if (!$value)
$value = $v['value'];
$str = $this->getConditionPart($name, $value, $operation);
if ($sub_condition)
$sub_condition .= ' ' . $pipe . ' ';
$sub_condition .= $str;
}
if ($sub_condition) {
if ($condition && $val['pipe'])
$condition .= ' ' . $val['pipe'] . ' ';
$condition .= '(' . $sub_condition . ')';
}
}
return $condition;
}
/**
* @brief Handle the insertAct
**/
function _executeInsertAct($output)
function _executeInsertAct($queryObject)
{
// List tables
foreach ($output->tables as $key => $val) {
$table_list[] = $this->prefix . $val;
}
// List columns
foreach ($output->columns as $key => $val) {
$name = $val['name'];
$value = $val['value'];
if ($output->column_type[$name] != 'number') {
$value = "'" . $this->addQuotes($value) . "'";
if (!$value)
$value = 'null';
}
// sql injection 문제로 xml 선언이 number인 경우이면서 넘어온 값이 숫자형이 아니면 숫자형으로 강제 형변환
// elseif (!$value || is_numeric($value)) $value = (int)$value;
else $this->_filterNumber(&$value);
$column_list[] = $name;
$value_list[] = $value;
}
$query = sprintf("insert into %s (%s) values (%s);", implode(',', $table_list),
implode(',', $column_list), implode(',', $value_list));
$query = $this->getInsertSql($queryObject);
if(is_a($query, 'Object')) return;
return $this->_query($query);
}
/**
* @brief Handle updateAct
**/
function _executeUpdateAct($output)
function _executeUpdateAct($queryObject)
{
// List tables
foreach ($output->tables as $key => $val) {
//$table_list[] = $this->prefix.$val.' as '.$key;
$table_list[] = $this->prefix . $val;
}
// List columns
foreach ($output->columns as $key => $val) {
if (!isset($val['value']))
continue;
$name = $val['name'];
$value = $val['value'];
if (strpos($name, '.') !== false && strpos($value, '.') !== false)
$column_list[] = $name . ' = ' . $value;
else {
if ($output->column_type[$name] != 'number')
$value = "'" . $this->addQuotes($value) . "'";
// sql injection 문제로 xml 선언이 number인 경우이면서 넘어온 값이 숫자형이 아니면 숫자형으로 강제 형변환
else $this->_filterNumber(&$value);
$column_list[] = sprintf("%s = %s", $name, $value);
}
}
// List the conditional clause
$condition = $this->getCondition($output);
$query = sprintf("update %s set %s %s", implode(',', $table_list), implode(',',
$column_list), $condition);
$query = $this->getUpdateSql($queryObject);
if(is_a($query, 'Object')) return;
return $this->_query($query);
}
/**
* @brief Handle deleteAct
**/
function _executeDeleteAct($output)
function _executeDeleteAct($queryObject)
{
// List tables
foreach ($output->tables as $key => $val) {
$table_list[] = $this->prefix . $val;
}
// List the conditional clause
$condition = $this->getCondition($output);
$query = sprintf("delete from %s %s", implode(',', $table_list), $condition);
$query = $this->getDeleteSql($queryObject);
if(is_a($query, 'Object')) return;
return $this->_query($query);
}
/**
*
* override
* @param $queryObject
*/
function getSelectSql($query){
$select = $query->getSelectString();
if($select == '') return new Object(-1, "Invalid query");
$select = 'SELECT ' .$select;
$from = $query->getFromString();
if($from == '') return new Object(-1, "Invalid query");
$from = ' FROM '.$from;
$where = $query->getWhereString();
if($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 = ' LIMIT ' . $query->getLimit()->getLimit() . ' OFFSET ' . $query->getLimit()->getOffset();
return $select . ' ' . $from . ' ' . $where . ' ' . $groupBy . ' ' . $orderBy . ' ' . $limit;
}
/**
* @brief Handle selectAct
*
* In order to get a list of pages easily when selecting \n
* it supports a method as navigation
**/
function _executeSelectAct($output)
function _executeSelectAct($queryObject)
{
// List tables
$table_list = array();
foreach ($output->tables as $key => $val) {
$table_list[] = $this->prefix . $val . ' as ' . $key;
}
$left_join = array();
// why???
$left_tables = (array )$output->left_tables;
foreach ($left_tables as $key => $val) {
$condition = $this->_getCondition($output->left_conditions[$key], $output->
column_type);
if ($condition) {
$left_join[] = $val . ' ' . $this->prefix . $output->_tables[$key] . ' as ' . $key .
' on (' . $condition . ')';
}
}
$click_count = array();
if(!$output->columns){
$output->columns = array(array('name'=>'*'));
}
$column_list = array();
foreach ($output->columns as $key => $val) {
$name = $val['name'];
$alias = $val['alias'];
if($val['click_count']) $click_count[] = $val['name'];
if (substr($name, -1) == '*') {
$column_list[] = $name;
} elseif (strpos($name, '.') === false && strpos($name, '(') === false) {
if ($alias)
$column_list[$alias] = sprintf('%s as %s', $name, $alias);
else
$column_list[] = sprintf('%s', $name);
} else {
if ($alias)
$column_list[$alias] = sprintf('%s as %s', $name, $alias);
else
$column_list[] = sprintf('%s', $name);
$query = $this->getSelectSql($queryObject);
if(is_a($query, 'Object')) return;
$query .= (__DEBUG_QUERY__&1 && $queryObject->query_id)?sprintf(' '.$this->comment_syntax,$this->query_id):'';
// TODO Add support for click count
// TODO Add code for pagination
$result = $this->_query ($query);
if ($this->isError ()) {
if ($limit && $output->limit->isPageHandler()){
$buff = new Object ();
$buff->total_count = 0;
$buff->total_page = 0;
$buff->page = 1;
$buff->data = array ();
$buff->page_navigation = new PageHandler (/*$total_count*/0, /*$total_page*/1, /*$page*/1, /*$page_count*/10);//default page handler values
return $buff;
}else
return;
}
}
$columns = implode(',', $column_list);
$condition = $this->getCondition($output);
if ($queryObject->getLimit() && $queryObject->getLimit()->isPageHandler()) {
// Total count
$count_query = sprintf('select count(*) as "count" %s %s', 'FROM ' . $queryObject->getFromString(), ($queryObject->getWhereString() === '' ? '' : ' WHERE '. $queryObject->getWhereString()));
if ($queryObject->getGroupByString() != '') {
$count_query = sprintf('select count(*) as "count" from (%s) xet', $count_query);
}
$output->column_list = $column_list;
if ($output->list_count && $output->page)
return $this->_getNavigationData($table_list, $columns, $left_join, $condition,
$output);
// Add a condition to use an index when sorting in order by list_order, update_order
if ($output->order) {
$conditions = $this->getConditionList($output);
if (!in_array('list_order', $conditions) && !in_array('update_order', $conditions)) {
foreach ($output->order as $key => $val) {
$col = $val[0];
if (!in_array($col, array('list_order', 'update_order')))
continue;
if ($condition)
$condition .= sprintf(' and %s < 2100000000 ', $col);
else
$condition = sprintf(' where %s < 2100000000 ', $col);
}
}
}
$count_query .= (__DEBUG_QUERY__&1 && $output->query_id)?sprintf (' '.$this->comment_syntax, $this->query_id):'';
$result_count = $this->_query($count_query);
$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;
$virtual_no = $total_count - ($queryObject->getLimit()->page - 1) * $queryObject->getLimit()->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;
$buff->data = $data;
$buff->page_navigation = new PageHandler($total_count, $total_page, $queryObject->getLimit()->page, $queryObject->getLimit()->page_count);
}else{
$data = $this->_fetch($result);
$buff = new Object ();
$buff->data = $data;
}
if (count($output->groups)) {
/*
var_dump("= column output start = ");
var_dump(sizeof ($output->columns) . " = end length == ");
var_dump($output->columns);
var_dump("= column output end = " . "\n");
var_dump($output->groups);
var_dump("=== " . "\n");
var_dump(debug_backtrace());
foreach($output->columns as $key => $val) {
$name = $val['name'];
$alias = $val['alias'];
} */
$group_list = array();
foreach ($output->groups as $gkey => $gval) {
foreach ($output->columns as $key => $val) {
$name = $val['name'];
$alias = $val['alias'];
if (trim($name) == trim($gval)) {
$group_list[] = $alias;
break;
}
}
if($column_list[$gval]) $output->arg_columns[] = $column_list[$gval];
}
$groupby_query = sprintf(' group by %s', implode(',', $group_list));
// var_dump($query);
}
if ($output->order) {
foreach ($output->order as $key => $val) {
$index_list[] = sprintf('%s %s', $val[0], $val[1]);
if(count($output->arg_columns) && $column_list[$val[0]]) $output->arg_columns[] = $column_list[$val[0]];
}
if (count($index_list)) $orderby_query = ' order by ' . implode(',', $index_list);
}
if(count($output->arg_columns))
{
$columns = join(',',$output->arg_columns);
}
$query = sprintf("select %s from %s %s %s %s", $columns, implode(',', $table_list), implode(' ', $left_join), $condition, $groupby_query.$orderby_query);
$query .= (__DEBUG_QUERY__&1 && $output->query_id)?sprintf(' '.$this->comment_syntax,$this->query_id):'';
$result = $this->_query($query);
if ($this->isError())
return;
if(count($click_count)>0 && count($output->conditions)>0){
$_query = '';
foreach($click_count as $k => $c) $_query .= sprintf(',%s=%s+1 ',$c,$c);
$_query = sprintf('update %s set %s %s',implode(',',$table_list), substr($_query,1), $condition);
$this->_query($_query);
}
$data = $this->_fetch($result);
$buff = new Object();
$buff->data = $data;
return $buff;
return $buff;
}
/**
* @brief Paging is handled if navigation information exists in the query xml
*
* It is quite convenient although its structure is not good at all .. -_-;
**/
function _getNavigationData($table_list, $columns, $left_join, $condition, $output)
{
require_once (_XE_PATH_ . 'classes/page/PageHandler.class.php');
$column_list = $output->column_list;
/*
// Modified to find total number of SELECT queries having group by clause
// If it works correctly, uncomment the following codes
//
$count_condition = count($output->groups) ? sprintf('%s group by %s', $condition, implode(', ', $output->groups)) : $condition;
$total_count = $this->getCountCache($output->tables, $count_condition);
if ($total_count === false) {
$count_query = sprintf('select count(*) as count from %s %s %s', implode(', ', $table_list), implode(' ', $left_join), $count_condition);
if (count($output->groups))
$count_query = sprintf('select count(*) as count from (%s) xet', $count_query);
$result = $this->_query($count_query);
$count_output = $this->_fetch($result);
$total_count = (int)$count_output->count;
$this->putCountCache($output->tables, $count_condition, $total_count);
}
*/
// Get a total count
$count_query = sprintf("select count(*) as count from %s %s %s", implode(',', $table_list), implode(' ', $left_join), $condition);
$count_query .= (__DEBUG_QUERY__&1 && $output->query_id)?sprintf(' '.$this->comment_syntax,$this->query_id . ' count(*)'):'';
$result = $this->_query($count_query);
$count_output = $this->_fetch($result);
$total_count = (int)$count_output->count;
$list_count = $output->list_count['value'];
if (!$list_count) $list_count = 20;
$page_count = $output->page_count['value'];
if (!$page_count) $page_count = 10;
$page = $output->page['value'];
if (!$page)
$page = 1;
// Get a total page
if ($total_count) $total_page = (int)(($total_count - 1) / $list_count) + 1;
else $total_page = 1;
// Check Page variables
if ($page > $total_page) $page = $total_page;
$start_count = ($page - 1) * $list_count;
// Add a condition to use an index when sorting in order by list_order, update_order
if ($output->order) {
$conditions = $this->getConditionList($output);
if (!in_array('list_order', $conditions) && !in_array('update_order', $conditions)) {
foreach ($output->order as $key => $val) {
$col = $val[0];
if (!in_array($col, array('list_order', 'update_order')))
continue;
if ($condition)
$condition .= sprintf(' and %s < 2100000000 ', $col);
else
$condition = sprintf(' where %s < 2100000000 ', $col);
}
}
}
if (count($output->groups)) {
/*
var_dump("= column output start = ");
var_dump(sizeof ($output->columns) . " = end length == ");
var_dump($output->columns);
var_dump("= column output end = " . "\n");
var_dump($output->groups);
var_dump("=== " . "\n");
var_dump(debug_backtrace());
foreach($output->columns as $key => $val) {
$name = $val['name'];
$alias = $val['alias'];
} */
$group_list = array();
foreach ($output->groups as $gkey => $gval) {
foreach ($output->columns as $key => $val) {
$name = $val['name'];
$alias = $val['alias'];
if (trim($name) == trim($gval)) {
$group_list[] = $alias;
break;
}
}
if($column_list[$gval]) $output->arg_columns[] = $column_list[$gval];
}
$groupby_query = sprintf(' group by %s', implode(',', $group_list));
// var_dump($query);
}
if ($output->order) {
foreach ($output->order as $key => $val) {
$index_list[] = sprintf('%s %s', $val[0], $val[1]);
if(count($output->arg_columns) && $column_list[$val[0]]) $output->arg_columns[] = $column_list[$val[0]];
}
if (count($index_list)) $orderby_query = ' order by ' . implode(',', $index_list);
}
if(count($output->arg_columns))
{
$columns = join(',',$output->arg_columns);
}
$query = sprintf("select %s from %s %s %s", $columns, implode(',', $table_list), implode(' ', $left_join), $condition);
$query = sprintf('%s offset %d limit %d', $query, $start_count, $list_count);
$query .= (__DEBUG_QUERY__&1 && $output->query_id)?sprintf(' '.$this->comment_syntax,$this->query_id):'';
$result = $this->_query($query);
if ($this->isError()) {
$buff = new Object();
$buff->total_count = 0;
$buff->total_page = 0;
$buff->page = 1;
$buff->data = array();
$buff->page_navigation = new PageHandler($total_count, $total_page, $page, $page_count);
return $buff;
}
$virtual_no = $total_count - ($page - 1) * $list_count;
while ($tmp = pg_fetch_object($result)) {
$data[$virtual_no--] = $tmp;
}
$buff = new Object();
$buff->total_count = $total_count;
$buff->total_page = $total_page;
$buff->page = $page;
$buff->data = $data;
$buff->page_navigation = new PageHandler($total_count, $total_page, $page, $page_count);
return $buff;
function getParser(){
return new DBParser('"');
}
}