134 lines
2.5 KiB
PHP
134 lines
2.5 KiB
PHP
<?php
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// $Id$
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require_once 'DB.php';
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function db_connect($url) {
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global $db_handle;
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$db_handle = DB::connect($url);
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if (DB::isError($db_handle)) {
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die("Database problem: ". $db_handle->getMessage());
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}
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$db_handle->setFetchMode(DB_FETCHMODE_ASSOC);
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}
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/**
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* Runs a query in the database.
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*
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* @param $query sql query
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* @param $type module type of this item
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* @return sql result resource
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*/
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function db_query($query) {
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$args = func_get_args();
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if (count($args) > 1) {
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$args = array_map("check_query", $args);
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$args[0] = $query;
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return _db_query(call_user_func_array("sprintf", $args));
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}
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else {
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return _db_query($query);
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}
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}
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// debug version
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function db_queryd($query) {
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$args = func_get_args();
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if (count($args) > 1) {
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$args = array_map("check_query", $args);
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$args[0] = $query;
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return _db_query(call_user_func_array("sprintf", $args), 1);
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}
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else {
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return _db_query($query, 1);
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}
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}
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// private
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function _db_query($query, $debug = 0) {
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global $db_handle, $queries;
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if (variable_get("dev_query", 0)) {
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$queries[] = $query;
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}
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$result = $db_handle->query($query);
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if ($debug) {
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print "<p>query: $query</p>";
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}
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if (DB::isError($result)) {
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watchdog("error", "database: ". $result->getMessage() ."\nquery: ". htmlspecialchars($query));
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}
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else {
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return $result;
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}
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}
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function db_fetch_object($result) {
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if ($result) {
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return $result->fetchRow(DB_FETCHMODE_OBJECT);
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}
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}
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function db_fetch_array($result) {
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if ($result) {
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return $result->fetchRow(DB_FETCHMODE_ASSOC);
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}
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}
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function db_num_rows($result) {
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if ($result) {
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return $result->numRows($result);
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}
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}
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function db_result($result, $row = 0) {
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if ($result && $result->numRows($result) > $row) {
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$tmp = $result->fetchRow(DB_FETCHMODE_ORDERED);
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return $tmp[$row];
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}
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}
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function db_error() {
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global $db_handle;
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return DB::isError($db_handle);
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}
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function db_next_id($name) {
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global $db_handle;
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return $db_handle->nextID($name);
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}
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function db_affected_rows() {
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global $db_handle;
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return $db_handle->affectedRows();
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}
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/**
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* Generates a limited query
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*
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* @param string $query query
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* @param integer $from the row to start to fetching
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* @param integer $count the numbers of rows to fetch
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*
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* @return mixed a DB_Result object or a DB_Error
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*
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* @access public
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*/
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function db_query_range($query, $from, $count) {
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global $db_handle;
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return $db_handle->limitQuery($query, $from, $count);
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}
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?>
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