Message:
" . $msg . "Query:
" . $query . "
Error:
" . mysql_error($_PAGE_INFO['mysql_db_resource'][$purpose]) . "
Actions:
" . current_action(TRUE) . "
Backtrace:
" . calltrace("text/html", 1) . "
",
"", "", 1
);
}
return TRUE;
}
function db_report_slow_query($msg, $query, $t, $n, $send_mail, $purpose)
{
global $_PAGE_INFO, $_RELEASE;
$release = (is_ReleaseCandidate() ? "rc" : "release");
error_log("MySQL slow query: " . $msg . ": " . ($query ? ($query . ": ") : "") . ", " . sprintf("%.3f", $t) . " s, " . $n . " rows");
if( $send_mail && $_RELEASE[$release]['e-mail'] && $_RELEASE[$release]['e-mail']['mysql slow query'] ) {
send_mail(
$_RELEASE[$release]['e-mail']['mysql slow query'], "", "", "slow@dualinventive.com",
"MTinfo MySQL Slow Query (" . php_uname("n") . ", " . sprintf("%.3f", $t) . " s)",
"Message
:
" . $msg . "Query:
" . $query . "
Details
:
Time: " . sprintf("%.3f", $t) . " s
Result: " . $n . " rowsActions:
" . current_action(TRUE) . "
Backtrace:
" . calltrace("text/html", 1) . "
",
"", "", 1
);
}
}
/**
* Get database configuration (when available
*/
function db_get_config($config, &$host, &$db, &$user, &$password) {
GLOBAL $_DATABASE;
// Get defaults
$host = $_DATABASE[$config]['host'];
$db = $_DATABASE[$config]['db'];
$user = $_DATABASE[$config]['user'];
$password = $_DATABASE[$config]['passwd'];
$config_file = $_DATABASE[$config]['config'];
// Get configuration
if (file_exists($config_file)) {
$handle = fopen($config_file, "r");
if ($handle) {
while (($line = fgets($handle, 4096)) !== false) {
// Skip remarks (starting with #)
if (($line[0] != '#') && (strlen($line))) {
// Split line (value and config)
$line_part = explode("=", $line);
// Remove remark at the end of the line
$value = explode("#", $line_part[1]);
// Only index 0 is interresting, and trim this value to remove white spaces at the end
// "Bug" php, it is not possible to return index immediatellty
$value = trim($value[0]);
// Parse config
switch(trim(strtolower($line_part[0]))) {
case "host":
$host = $value;
break;
case "database":
$db = $value;
break;
case "user":
$user = $value;
break;
case "passwd":
$password = $value;
break;
default:
break;
}
}
}
// Close configuration
fclose($handle);
return TRUE;
}
else return FALSE;
}
else {
DBG("Config file: " . $config_file . " does not exist!");
return FALSE;
}
}
/**
* Set up the database connection
*/
function db_connect($config = "default", $purpose = NULL) {
global $_PAGE_INFO;
// Set all handles when no specific purpose has been defined
if( ($copy_db_handle = !$purpose) ) {
$purpose = "default";
}
else if( !$config ) {
// close the connection (per recommendation, 'mysql_close()' is not used)
$_PAGE_INFO['mysql_db_resource'][$purpose] = NULL;
return TRUE;
}
// Get database config (or use defaults form definitions.php)
if( !db_get_config($config, $db_host, $db, $user, $password) ) return FALSE;
// Connect and get new indentifier
$_PAGE_INFO['mysql_db_resource'][$purpose] = mysql_connect($db_host, $user, $password, TRUE);
// Check db connection
if (!$_PAGE_INFO['mysql_db_resource'][$purpose]) {
db_report_mysql_error("Cannot connect to database \"" . $config . "\"", NULL, TRUE, $purpose);
die("At this moment have some interference. For further questions, please contact Dual Inventive!");
}
// Check if db can be opened
else if(!mysql_select_db($db, $_PAGE_INFO['mysql_db_resource'][$purpose])) {
db_report_mysql_error("Cannot open database", NULL, TRUE, $purpose);
return FALSE;
}
if( $copy_db_handle ) {
// Copy the handle to all other purposes, except the purpose "session"
$purposes = array("log");
foreach( $purposes as $other_purpose ) {
$_PAGE_INFO['mysql_db_resource'][$other_purpose] = $_PAGE_INFO['mysql_db_resource']['default'];
}
}
return $_PAGE_INFO['mysql_db_resource'][$purpose];
}
/**
* Get database connection (link identifier)
*/
function db_get_connection($purpose = "default")
{
global $_PAGE_INFO;
return $_PAGE_INFO['mysql_db_resource'][$purpose];
}
/**
* Fetch data from database
*
* Inputs:
* - query: Query which must be executed
* - purpose
* - check_rows: Check fetched number of rows (optional)
* - fetch Return the data rows (default behaviour)
*
* Return: multidimensional array containing fetched data
*/
function db_fetch_data($query, $purpose = "default", $check_rows = FALSE, $fetch = TRUE, $key = FALSE) {
global $_PAGE_INFO;
// Initial return value
$result = FALSE;
// Old style call?
if( $purpose == NULL || is_numeric($purpose) ) {
$fetch = 1;
$check_rows = $purpose;
$purpose = "default";
}
// Get starting time
$query_start = microtime_float();
// Execute query to retrieve data
$query_result = mysql_query($query, $_PAGE_INFO['mysql_db_resource'][$purpose]);
// Check result
if( $query_result ) {
// Row check?
$nmr_rows = mysql_num_rows($query_result);
// NB: the 'check_rows' is quite silly; 'db_fetch_data()' will always return
// all data rows if there are any or FALSE if there are no data rows for the
// query (we _don't_ return an empty array in that case as this might break
// some older functions that check for errors with 'is_array()')
if( !is_numeric($check_rows) || ($nmr_rows == $check_rows) || ($nmr_rows) ) {
// Success; fetch the data rows
$result = array();
if( $fetch ) {
// Fetch data
for($i = 0; $i < $nmr_rows; $i++) {
$row = mysql_fetch_assoc($query_result);
if( $key )
$result[$row[$key]] = $row;
else
$result[$i] = $row;
}
}
else {
$result['nr_rows'] = $nmr_rows;
$result['result'] = $query_result;
}
}
}
// Get end time
$query_end = microtime_float();
// Determine total time
$query_total = $query_end - $query_start;
// Display query history/Find slow queries
if( $query_result ) {
if( $query_total > 1 ) {
// Show slow query
db_report_slow_query("Slow query", $query, $query_total, $nmr_rows, $query_total > 10, $purpose);
}
else if( (LOG_SQL_HISTORY) || ($query_total > 1) ) {
// Store history
DBG("mysql history, query: " . $query . ", time: " . $query_total . ", result: " . $nmr_rows . ", error: " . $query_error);
}
}
else {
// error
db_report_mysql_error("Error in query", $query, TRUE, $purpose);
}
// Return result
return $result;
}
function db_fetch_data_array($key, $query, $purpose = "default", $check_rows = FALSE, $fetch = TRUE)
{
return db_fetch_data($query, $purpose, $check_rows, $fetch, $key);
}
/**
* Wrapper for 'db_fetch_data' to fetch a single field from the database.
*
* Inputs:
* - query
* - purpose
*
* Returns:
* - Data item (first column of the first row) or FALSE on error
*/
function db_fetch_item($query, $purpose = "default")
{
$result = db_fetch_data($query, $purpose);
if( $result && count($result) >= 1 ) {
return array_shift(array_shift($result));
}
else {
// error, or no data
return FALSE;
}
}
/**
* Store data in database
*
* Inputs:
* - query: Query which must be executed
*
* Return: Boolean: Success (TRUE) or error (FALSE)
*/
function db_store_data($query, $purpose = "default") {
global $_PAGE_INFO;
// Initial return value
$result = FALSE;
// Get starting time
$query_start = microtime_float();
// Execute query to store data
$query_result = mysql_query($query, $_PAGE_INFO['mysql_db_resource'][$purpose]);
// Get end time
$query_end = microtime_float();
// Determine total time
$query_total = $query_end - $query_start;
// Display query history and find slow queries
if( $query_result ) {
// Success
// print statistics
if ($query_total > 1) {
// Show slow query
db_report_slow_query("Slow query", $query, $query_total, mysql_affected_rows($_PAGE_INFO['mysql_db_resource'][$purpose]), $query_total > 10, $purpose);
}
else if (LOG_SQL_HISTORY) {
// Store history
DBG("mysql history, query: " . $query . ", time: " . $query_total . ", result: " . mysql_affected_rows($_PAGE_INFO['mysql_db_resource'][$purpose]) . ", error: " . $query_error);
}
return TRUE;
}
else {
// Error
db_report_mysql_error("Error in query", $query, TRUE, $purpose);
return FALSE;
}
}
/**
* Collect data over all databases
*
* Inputs:
* - query: Query which must be executed
* - databases: Array with databases (strings for 'db_connect')
* - merge: Expression to merge the row (see below; optional)
*
* Return: Multidimensional array containing fetched data
*
* Notes:
* - The data rows can be merged using an array of expressions in '$merge'
* (only applicable if more than one database is selected)
* Variables to use in the expressions:
* - old Row from the existing data (i.e. previous database(s))
* - new Row from the result set of the last query (i.e. "this" database)
* - database This database
* Returns: Row to put in the output array (usually 'old' or 'new')
* - All results will be concatenated when 'merge' is empty
*/
function db_collect_data($query, $databases = null, $merge = null)
{
global $_PAGE_INFO;
if( is_array($databases) ) {
// multiple database; collect data over all databases
$result = array();
foreach( $databases as $database ) {
db_connect($database, "collect");
if( !$merge ) {
$result = array_merge($result, db_fetch_data($query, "collect"));
}
else {
$db_data = db_fetch_data($query, "collect");
for( $i = 0; $i < count($db_data); $i++ ) {
$old = $result[$i];
$new = $db_data[$i];
$result[$i] = eval($merge);
}
}
}
}
else {
// no databases (i.e. the currently selected database) or a single database;
// nothing to merge
if( $databases ) {
db_connect($databases, "collect");
$result = db_fetch_data($query, "collect");
}
else {
$result = db_fetch_data($query);
}
}
// close the (temporary) database connection
if( $databases) db_connect(null, "collect");
return $result;
}
/**
* Start transaction
*
* Returns: Boolean (TRUE on success, FALSE on error)
*/
function db_start_transaction($purpose = "default") {
// Start transaction
return db_store_data("START TRANSACTION", $purpose);
}
/**
* Commit transaction
*
* Returns: Boolean (TRUE on success, FALSE on error)
*/
function db_commit_transaction($purpose = "default") {
global $_PAGE_INFO;
if (mysql_error($_PAGE_INFO['mysql_db_resource'][$purpose])) {
// Roll back; error is reported by the offending query
db_store_data("ROLLBACK", $purpose);
// Error
return FALSE;
}
else {
// Commit transaction
$query_result = mysql_query("COMMIT", $_PAGE_INFO['mysql_db_resource'][$purpose]);
// Check result
if (!$query_result) {
db_report_mysql_error("Error in query", $query, TRUE, $purpose);
return FALSE;
}
else {
// Success
return TRUE;
}
}
}
/**
* Determine last id inserted
*
* Return: last id inserted
*/
function db_fetch_last_id($purpose = "default") {
// Initial return value
$result = "";
// Fetch customer info
$id = db_fetch_data("SELECT LAST_INSERT_ID();", $purpose);
// Parse into result
if (!empty($id)) {
$result = $id[0]['LAST_INSERT_ID()'];
}
// Return result
return $result;
}
/**
* Fetch all available values for key
*
* Inputs:
* - table: The table from which the data set must be fetched
* - key: The key which must be fetched, or FALSE to fetch all fields
*
* Return: When a 'key' is set, either an array with set values or a
* multi-dimensional array when the 'key' is a pattern, or an
* array with all field names of the table when 'key' is not set
* NB: in the latter case, the array contains the field names
* only; use 'db_fetch_fields()' go retrievall all details
* about the database columsn/fields.
*/
function db_fetch_set($table, $key = FALSE) {
// Query to retrieve data set id (unique)
$query = "SHOW COLUMNS FROM " . $table;
if( $key ) {
// convert dos-style pattern
$like_pattern = str_replace(array("*","?"), array("%","_"), $key);
$query .= " LIKE '" . $like_pattern . "'";
}
if( !($row = db_fetch_data($query)) ) return FALSE;
// Parse into result
if (strlen($key)) {
if( count($row) == 1 ) {
// Remove "set(" and ")"
$values = str_replace(array("enum(","set(",")","'") , "", $row[0]['Type']);
// Split string
return explode("," ,$values);
}
else {
// multiple columns
$result = array();
foreach( $row as $column ) {
// Remove "set(" and ")"
$values = str_replace(array("enum(","set(",")","'") , "", $column['Type']);
// Split string
$result[$column['Field']] = explode("," ,$values);
}
return $result;
}
}
else {
$result = array();
foreach($row as $item) {
array_push($result,$item['Field']);
}
return $result;
}
}
/**
* Fetch all table field of type
*
* Inputs:
* - table: The table from which the type entries must be searched
* - type: Requested type
*
* Return: Array containing all values
*/
function db_fetch_fields($table, $type = "", $purpose = NULL) {
// Query to retrieve data set id (unique)
$row = db_fetch_data("SHOW COLUMNS FROM " . $table, $purpose);
// Parse into result
if( $row ) {
$result = array();
foreach( $row as $item )
if( !strlen($type) || ($item['Type'] == $type) )
$result[] = $item['Field'];
return $result;
}
else return FALSE;
}
/**
* Fetch all user or customer rights
*/
function db_fetch_rights($table, $flatten_data = FALSE)
{
$rights = db_fetch_set($table, "rechten*");
// TO DO: remove the following when the 'rechten' field is completely
// up-to-date (i.e. when the rights in 'rechtion:*' are removed)
// add rights not yet present in the database
$rights['rechten'][] = "menu:service";
if( $flatten_data ) {
$rights_array = $rights;
$rights = array();
foreach( $rights_array as $right ) {
$rights = array_merge($rights, $right);
}
// TO DO: removed the next line when the 'rechten' field is up-to-date
// (i.e., no double rights in the old and new columns)
$rights = array_unique($rights);
// END TO DO
}
return $rights;
}
/**
* Merge the different user or customer rights arrays
*/
function db_merge_rights($table, &$db_data)
{
// already expanded?
if( !isset($db_data['rechten']) ) {
return FALSE;
}
else if( is_array($db_data['rechten']) ) {
// already expanded?
return $db_data['rechten'];
}
$right_fields = db_fetch_rights($table);
$db_data['rechten'] = explode(",", $db_data['rechten']);
// TO DO: removed the next line when the 'rechten' field is up-to-date
// add rights for menu access that are not part of the original array
if( $db_data['rechten:service'] ) $db_data['rechten'][] = "menu:service";
// END TO DO
foreach( $right_fields as $field => $rights ) {
if( $field != 'rechten' ) {
$db_data['rechten'] = array_merge($db_data['rechten'], explode(",", $db_data[$field]));
unset($db_data[$field]);
}
}
// for older scripts
if( in_array('menu:service:productie', $db_data['rechten']) ) {
$db_data['rechten'][] = "productie";
}
// remove duplicates (may be removed when 'rechten' is up-to-date)
return array_unique($db_data['rechten']);
}
/**
* String user right verification (at least one rigth must be valid)
*
* Inputs:
* - user_id: User Database id
* - menu_rights: The string which contains the user right which must be checked (CSV)
*
* Return: 1 (OK)/ 0(Error)
*/
function db_ver_rights_user_one_valid($user_id, $menu_rights) {
// Initial return value
$result = FALSE;
// split string
$menu_right_array = explode("," ,$menu_rights);
if (is_array($menu_right_array)) {
foreach ($menu_right_array as $menu_right) {
if (!$result) {
// find & char => and
if (stristr($menu_right, "&") !== FALSE) {
// split string
$menu_right_subarray = explode("&" ,$menu_right);
if (is_array($menu_right_subarray)) {
// initial right
$result = TRUE;
// verify all
foreach($menu_right_subarray as $right) {
if (!db_ver_right_user($user_id, trim($right),1)) {
$result = FALSE;
}
}
}
}
else {
if (db_ver_right_user($user_id, trim($menu_right), 1)) {
$result = TRUE;
}
}
}
}
}
return $result;
}
/**
* Verify user rights for the user currently logged in
*
* Inputs:
* - menu_rights: The string which contains the user right which must be checked (CSV)
*
* Returns: Boolean: user has sufficient rights
*/
function db_ver_rights($menu_rights, $user_rights = NULL)
{
// use this user's rights unless specified
global $_PAGE_INFO;
if( !$user_rights ) $user_rights = $_PAGE_INFO['user']['rights'];
if( !$user_rights ) {
// user doesn't have any rights
return FALSE;
}
// Initial return value
$result = FALSE;
// split string
$menu_right_array = explode("," ,$menu_rights);
if (is_array($menu_right_array)) {
foreach ($menu_right_array as $menu_right) {
if (!$result) {
// find & char => and
if (stristr($menu_right, "&") !== FALSE) {
// split string
$menu_right_subarray = explode("&" ,$menu_right);
if (is_array($menu_right_subarray)) {
// initial right
$result = TRUE;
// verify all
foreach($menu_right_subarray as $right) {
if( !in_array(trim($right), $user_rights) ) {
$result = FALSE;
}
}
}
}
else {
if( in_array(trim($menu_right), $user_rights) ) {
$result = TRUE;
}
}
}
}
}
return $result;
}
/**
* Verify username/password/customer & store db id user/customer
*
* Inputs:
* - user: The user which must be verified
* - password: The password which must be verified
* - customer: The customer which must be verified
*
* Return: 1 (OK)/ 0(Error)
*/
function db_ver_user_info($user, $password, $customer) {
GLOBAL $_PAGE_INFO;
// Initial return value
$result = "";
// Query to retrieve klantnaam id (unique)
$row_customer = db_fetch_data("SELECT * FROM klant WHERE klantnaam='" . specialchars($customer) . "'", "default");
if (!empty($row_customer)) {
// Query to retrieve password of klantnaam + username (unique)
$row_user = db_fetch_data("SELECT * FROM gebruiker WHERE klant='" . $row_customer[0]['id'] . "' AND gebruikersnaam='" . specialchars($user) . "'", "default");
if (!empty($row_user)) {
// Check password
$passwd_type = CheckPassword($password, $row_user[0]['paswoord'], $row_user[0]['id']);
if( $passwd_type ) {
// Result OK
$result = array(user => $row_user[0]['id'], cust => $row_customer[0]['id']);
if( $passwd_type < PASSWD_RECOMMENDED_ENCRYPTION ) {
// upgrade the user's password, as this is about the only place where we have
// the user's unencrypted (plain text) password
db_update_user_password($row_user[0]['id'], HashPassword($password, $row_user[0]['id']));
$result['password_upgrade'] = TRUE;
DBG("user " . $row_user[0]['gebruikersnaam'] . ": password upgraded");
}
}
}
}
return $result;
}
/**
* Log user info to database (table log_gebruiker)
*
* Inputs:
* - menu: The active menu
* - formdata: extra logging info (optional)
*
* Return: id (OK)/ 0(Error)
*/
function db_log_user($menu, $formdata = "") {
GLOBAL $_PAGE_INFO;
// Initial return value
$result = 0;
// Log data?
if ((LOG) && (!empty($menu))) {
if( is_array($formdata) ) $formdata = serialize($formdata);
// Query to store user info
$query = "INSERT INTO log_gebruiker (gebruiker, tijd, menu, formdata, session_id) VALUES";
$query .= "('" . $_PAGE_INFO['login']['user']['id'] . "','" . date('Y-m-d H:i:s') . "','" . ($menu) . "',";
$query .= "'" . addslashes($formdata) . "','" . (session_id() . "_" . $_PAGE_INFO['id']) . "')";
if (db_store_data($query)) {
// Result OK
$result = db_fetch_last_id();
}
}
return $result;
}
/**
* Log user-project info to database (table log_gebruiker_project)
*
* Inputs:
* - project_id: Project id
* - menu: The active menu
* - formdata: extra logging info (optional)
* - orig_data: Original project data => used for log_gebruiker_project
*
* Return: id (OK)/ 0(Error)
*/
function db_log_user_project($project_id, $menu = "", $formdata = "", $orig_data = "") {
// Initial return value
$result = 0;
if (LOG) {
// Store user action
db_log_user($menu, $formdata);
// Get last inserted
$last_id = db_fetch_last_id();
// Store user project action
$result = db_update_project_version($last_id, $project_id, $orig_data);
if ($result) {
$result = $last_id;
}
}
return $result;
}
/**
* Log user-customer info to database (table log_gebruiker_klant)
*
* Inputs:
* - customer_id: Customer id
* - menu: The active menu
* - formdata: extra logging info (optional)
*
* Return: id (OK)/ 0(Error)
*/
function db_log_user_customer($customer_id, $menu = "", $formdata = "") {
// Initial return value
$result = 0;
if (LOG) {
// Store user action
db_log_user($menu, $formdata);
// Query to store user info
$query = "INSERT INTO log_gebruiker_klant (id,klant) VALUES (LAST_INSERT_ID(),'" . $customer_id . "')";
if (db_store_data($query)) {
// Result OK
$result = db_fetch_last_id;
}
}
return $result;
}
/**
* Log user-lance info to database (table log_gebruiker_zkl)
*
* Inputs:
* - lance_id: Lance id
* - menu: The active menu
* - formdata: extra logging info (optional)
*
* Return: 1 (OK)/ 0(Error)
*/
function db_log_user_lance($lance_id, $menu = "", $formdata = "") {
// Initial return value
$result = 0;
if (LOG) {
// Store user action
db_log_user($menu, $formdata);
// Query to store user info
$query = "INSERT INTO log_gebruiker_zkl (id,zkl) VALUES (LAST_INSERT_ID(),'" . $lance_id . "')";
if (db_store_data($query)) {
// Result OK
$result = 1;
}
}
return $result;
}
/**
* Log user-lance and user-project info to database (table log_gebruiker_zkl and log_gebruiker_project)
*
* Inputs:
* - lance_id: Lance id
* - project_id: Project id
* - menu: The active menu
* - formdata: extra logging info (optional)
*
* Return: 1 (OK)/ 0(Error)
*/
function db_log_user_lance_project($lance_id, $project_id, $menu = "", $formdata = "", $orig_data = "") {
// Initial return value
$result = 0;
if (LOG) {
// Store user action
db_log_user($menu, $formdata);
$last_insert = db_fetch_last_id();
// Query to store lance info
$query = "INSERT INTO log_gebruiker_zkl (id,zkl) VALUES ('" . $last_insert . "','" . $lance_id . "')";
if (db_store_data($query)) {
$result = db_update_project_version($last_insert, $project_id, $orig_data);
}
}
return $result;
}
/**
* Log user-user info to database (table log_gebruiker_gebruiker)
*
* Inputs:
* - user_id: User id
* - menu: The active menu
* - formdata: extra logging info (optional)
*
* Return: id (OK)/ 0(Error)
*/
function db_log_user_user($user_id, $menu = "", $formdata = "", $part = "") {
// Initial return value
$result = 0;
if (LOG) {
// Store user action
db_log_user($menu, $formdata);
// Query to store user info
$query = "INSERT INTO log_gebruiker_gebruiker (id, gebruiker";
if (strlen($part)) {
$query .= ",rol";
}
$query .= ") VALUES (LAST_INSERT_ID(),'" . $user_id . "'";
if (strlen($part)) {
$query .= ",'" . $part . "'";
}
$query .= ")";
if (db_store_data($query)) {
// Result OK
$result = db_fetch_last_id;
}
}
return $result;
}
/**
* Fetch data from database
*
* Inputs:
* - table: Table
* - selection: Table selection
* - where: Where condition
*
* Return: multidimensional array containing fetched data
*/
function db_fetch($table, $selection="*", $where="") {
// Initial return value
$result = "";
// Query
$query = "SELECT " . $selection . " FROM " . $table . " ";
// Where condition?
if (strlen($where)) {
$query .= "WHERE " . $where;
}
// Fetch data
$data_result = db_fetch_data($query);
// Parse result
if (!empty($data_result)) {
$result = $data_result;
}
return $result;
}
/**
* Insert data into database
*
* Inputs:
* - table: Table
* - values: Array with values (key, item)
*
* Return: 1 (OK)/ 0(Error)
*/
function db_store($table, $keys, $items) {
// Initial return value
$result = "";
$key = "";
$item = "";
// Fetch new keys
if (is_array($keys)) {
for($i=0; $i