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Restructured "dba::exists" function

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This commit is contained in:
Michael 2017-08-12 08:55:50 +00:00
parent b14b44e8a8
commit 1d8c91c478
9 changed files with 33 additions and 35 deletions
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28
include/dba.php
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@ -767,13 +767,19 @@ class dba {
/**
* @brief Check if data exists
*
* @param string $sql SQL statement
* @return boolean Are there rows for that query?
* @param string $table Table name
* @param array $condition array of fields for condition
*
* @return boolean Are there rows for that condition?
*/
static public function exists($sql) {
$params = self::getParam(func_get_args());
static public function exists($table, $condition) {
if (empty($table)) {
return false;
}
$stmt = self::p($sql, $params);
$fields = array_keys($condition);
$stmt = self::select($table, array($fields[0]), $condition, array('limit' => 1, 'only_query' => true));
if (is_bool($stmt)) {
$retval = $stmt;
@ -1270,11 +1276,13 @@ class dba {
$param_string = substr($param_string, 0, -2);
}
if (isset($params['limit'])) {
if (is_int($params['limit'])) {
$param_string .= " LIMIT ".$params['limit'];
$single_row =($params['limit'] == 1);
}
if (isset($params['limit']) && is_int($params['limit'])) {
$param_string .= " LIMIT ".$params['limit'];
$single_row = ($params['limit'] == 1);
}
if (isset($params['only_query']) && $params['only_query']) {
$single_row = !$params['only_query'];
}
$sql = "SELECT ".$select_fields." FROM `".$table."`".$condition_string.$param_string;