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The old database function is now replaced with a wrapper

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This commit is contained in:
Michael 2017-09-14 05:19:05 +00:00
parent cf6874cffc
commit c6ceae5225
3 changed files with 66 additions and 191 deletions
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233
include/dba.php
View file

@ -214,171 +214,22 @@ class dba {
} }
} }
public function q($sql, $onlyquery = false) { public function q($sql) {
$a = get_app(); $ret = self::p($sql);
if (!$this->db || !$this->connected) { if (is_bool($ret)) {
return false; return $ret;
} }
$this->error = ''; $columns = self::columnCount($ret);
$connstr = ($this->connected() ? "Connected" : "Disonnected"); $data = self::inArray($ret);
$stamp1 = microtime(true); if ((count($data) == 0) && ($columns == 0)) {
$orig_sql = $sql;
if (x($a->config,'system') && x($a->config['system'], 'db_callstack')) {
$sql = "/*".System::callstack()." */ ".$sql;
}
$columns = 0;
switch ($this->driver) {
case 'pdo':
$result = @$this->db->query($sql);
// Is used to separate between queries that returning data - or not
if (!is_bool($result)) {
$columns = $result->columnCount();
}
break;
case 'mysqli':
$result = @$this->db->query($sql);
break;
case 'mysql':
$result = @mysql_query($sql,$this->db);
break;
}
$stamp2 = microtime(true);
$duration = (float)($stamp2 - $stamp1);
$a->save_timestamp($stamp1, "database");
if (strtolower(substr($orig_sql, 0, 6)) != "select") {
$a->save_timestamp($stamp1, "database_write");
}
if (x($a->config,'system') && x($a->config['system'],'db_log')) {
if (($duration > $a->config["system"]["db_loglimit"])) {
$duration = round($duration, 3);
$backtrace = debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS);
@file_put_contents($a->config["system"]["db_log"], datetime_convert()."\t".$duration."\t".
basename($backtrace[1]["file"])."\t".
$backtrace[1]["line"]."\t".$backtrace[2]["function"]."\t".
substr($sql, 0, 2000)."\n", FILE_APPEND);
}
}
switch ($this->driver) {
case 'pdo':
$errorInfo = $this->db->errorInfo();
if ($errorInfo) {
$this->error = $errorInfo[2];
$this->errorno = $errorInfo[1];
}
break;
case 'mysqli':
if ($this->db->errno) {
$this->error = $this->db->error;
$this->errorno = $this->db->errno;
}
break;
case 'mysql':
if (mysql_errno($this->db)) {
$this->error = mysql_error($this->db);
$this->errorno = mysql_errno($this->db);
}
break;
}
if (strlen($this->error)) {
logger('DB Error ('.$connstr.') '.$this->errorno.': '.$this->error);
}
if ($this->debug) {
$mesg = '';
if ($result === false) {
$mesg = 'false';
} elseif ($result === true) {
$mesg = 'true';
} else {
switch ($this->driver) {
case 'pdo':
$mesg = $result->rowCount().' results'.EOL;
break;
case 'mysqli':
$mesg = $result->num_rows.' results'.EOL;
break;
case 'mysql':
$mesg = mysql_num_rows($result).' results'.EOL;
break;
}
}
$str = 'SQL = ' . printable($sql) . EOL . 'SQL returned ' . $mesg
. (($this->error) ? ' error: ' . $this->error : '')
. EOL;
logger('dba: ' . $str );
}
/**
* If dbfail.out exists, we will write any failed calls directly to it,
* regardless of any logging that may or may nor be in effect.
* These usually indicate SQL syntax errors that need to be resolved.
*/
if ($result === false) {
logger('dba: ' . printable($sql) . ' returned false.' . "\n" . $this->error);
if (file_exists('dbfail.out')) {
file_put_contents('dbfail.out', datetime_convert() . "\n" . printable($sql) . ' returned false' . "\n" . $this->error . "\n", FILE_APPEND);
}
}
if (is_bool($result)) {
return $result;
}
if ($onlyquery) {
$this->result = $result;
return true; return true;
} }
$r = array(); return $data;
switch ($this->driver) {
case 'pdo':
while ($x = $result->fetch(PDO::FETCH_ASSOC)) {
$r[] = $x;
}
$result->closeCursor();
break;
case 'mysqli':
while ($x = $result->fetch_array(MYSQLI_ASSOC)) {
$r[] = $x;
}
$result->free_result();
break;
case 'mysql':
while ($x = mysql_fetch_array($result, MYSQL_ASSOC)) {
$r[] = $x;
}
mysql_free_result($result);
break;
}
// PDO doesn't return "true" on successful operations - like mysqli does
// Emulate this behaviour by checking if the query returned data and had columns
// This should be reliable enough
if (($this->driver == 'pdo') && (count($r) == 0) && ($columns == 0)) {
return true;
}
//$a->save_timestamp($stamp1, "database");
if ($this->debug) {
logger('dba: ' . printable(print_r($r, true)));
}
return($r);
} }
public function dbg($dbg) { public function dbg($dbg) {
@ -820,6 +671,26 @@ class dba {
return self::$dbo->affected_rows; return self::$dbo->affected_rows;
} }
/**
* @brief Returns the number of columns of a statement
*
* @param object Statement object
* @return int Number of columns
*/
public static function columnCount($stmt) {
if (!is_object($stmt)) {
return 0;
}
switch (self::$dbo->driver) {
case 'pdo':
return $stmt->columnCount();
case 'mysqli':
return $stmt->field_count;
case 'mysql':
return mysql_affected_rows($stmt);
}
return 0;
}
/** /**
* @brief Returns the number of rows of a statement * @brief Returns the number of rows of a statement
* *
@ -1415,38 +1286,44 @@ function dbesc($str) {
// 'user', 1); // 'user', 1);
function q($sql) { function q($sql) {
global $db; global $db;
$args = func_get_args(); $args = func_get_args();
unset($args[0]); unset($args[0]);
if ($db && $db->connected) { if (!$db || !$db->connected) {
$sql = $db->clean_query($sql); return false;
$sql = $db->any_value_fallback($sql);
$stmt = @vsprintf($sql,$args); // Disabled warnings
//logger("dba: q: $stmt", LOGGER_ALL);
if ($stmt === false)
logger('dba: vsprintf error: ' . print_r(debug_backtrace(),true), LOGGER_DEBUG);
$db->log_index($stmt);
return $db->q($stmt);
} }
/** $sql = $db->clean_query($sql);
* $sql = $db->any_value_fallback($sql);
* This will happen occasionally trying to store the
* session data after abnormal program termination $stmt = @vsprintf($sql, $args);
*
*/ $ret = dba::p($stmt);
logger('dba: no database: ' . print_r($args,true));
return false; if (is_bool($ret)) {
return $ret;
}
$columns = dba::columnCount($ret);
$data = dba::inArray($ret);
if ((count($data) == 0) && ($columns == 0)) {
return true;
}
return $data;
} }
/** /**
* @brief Performs a query with "dirty reads" * @brief Performs a query with "dirty reads" - deprecated
* *
* By doing dirty reads (reading uncommitted data) no locks are performed * By doing dirty reads (reading uncommitted data) no locks are performed
* This function can be used to fetch data that doesn't need to be reliable. * This function can be used to fetch data that doesn't need to be reliable.
* *
* Hadn't worked like expected and does now the same like the other function.
*
* @param $args Query parameters (1 to N parameters of different types) * @param $args Query parameters (1 to N parameters of different types)
* @return array Query array * @return array Query array
*/ */
@ -1465,9 +1342,7 @@ function qu($sql) {
$db->log_index($stmt); $db->log_index($stmt);
$db->q("SET SESSION TRANSACTION ISOLATION LEVEL READ UNCOMMITTED;");
$retval = $db->q($stmt); $retval = $db->q($stmt);
$db->q("SET SESSION TRANSACTION ISOLATION LEVEL REPEATABLE READ;");
return $retval; return $retval;
} }

18
include/dbstructure.php
View file

@ -31,7 +31,7 @@ function convert_to_innodb() {
$sql = sprintf("ALTER TABLE `%s` engine=InnoDB;", dbesc($table['TABLE_NAME'])); $sql = sprintf("ALTER TABLE `%s` engine=InnoDB;", dbesc($table['TABLE_NAME']));
echo $sql."\n"; echo $sql."\n";
$result = $db->q($sql); $result = dba::e($sql);
if (!dbm::is_result($result)) { if (!dbm::is_result($result)) {
print_update_error($db, $sql); print_update_error($db, $sql);
} }
@ -442,9 +442,9 @@ function update_structure($verbose, $action, $tables=null, $definition=null) {
// Ensure index conversion to unique removes duplicates // Ensure index conversion to unique removes duplicates
if ($is_unique) { if ($is_unique) {
if ($ignore != "") { if ($ignore != "") {
$db->q("SET session old_alter_table=1;"); dba::e("SET session old_alter_table=1;");
} else { } else {
$r = $db->q("CREATE TABLE `".$temp_name."` LIKE `".$name."`;"); $r = dba::e("CREATE TABLE `".$temp_name."` LIKE `".$name."`;");
if (!dbm::is_result($r)) { if (!dbm::is_result($r)) {
$errors .= print_update_error($db, $sql3); $errors .= print_update_error($db, $sql3);
return $errors; return $errors;
@ -452,25 +452,25 @@ function update_structure($verbose, $action, $tables=null, $definition=null) {
} }
} }
$r = @$db->q($sql3); $r = @dba::e($sql3);
if (!dbm::is_result($r)) { if (!dbm::is_result($r)) {
$errors .= print_update_error($db, $sql3); $errors .= print_update_error($db, $sql3);
} }
if ($is_unique) { if ($is_unique) {
if ($ignore != "") { if ($ignore != "") {
$db->q("SET session old_alter_table=0;"); dba::e("SET session old_alter_table=0;");
} else { } else {
$r = $db->q("INSERT INTO `".$temp_name."` SELECT ".$field_list." FROM `".$name."`".$group_by.";"); $r = dba::e("INSERT INTO `".$temp_name."` SELECT ".$field_list." FROM `".$name."`".$group_by.";");
if (!dbm::is_result($r)) { if (!dbm::is_result($r)) {
$errors .= print_update_error($db, $sql3); $errors .= print_update_error($db, $sql3);
return $errors; return $errors;
} }
$r = $db->q("DROP TABLE `".$name."`;"); $r = dba::e("DROP TABLE `".$name."`;");
if (!dbm::is_result($r)) { if (!dbm::is_result($r)) {
$errors .= print_update_error($db, $sql3); $errors .= print_update_error($db, $sql3);
return $errors; return $errors;
} }
$r = $db->q("RENAME TABLE `".$temp_name."` TO `".$name."`;"); $r = dba::e("RENAME TABLE `".$temp_name."` TO `".$name."`;");
if (!dbm::is_result($r)) { if (!dbm::is_result($r)) {
$errors .= print_update_error($db, $sql3); $errors .= print_update_error($db, $sql3);
return $errors; return $errors;
@ -551,7 +551,7 @@ function db_create_table($name, $fields, $verbose, $action, $indexes=null) {
echo $sql.";\n"; echo $sql.";\n";
if ($action) if ($action)
$r = @$db->q($sql); $r = @dba::e($sql);
return $r; return $r;
} }

6
mod/directory.php
View file

@ -71,7 +71,7 @@ function directory_content(App $a) {
$publish = ((get_config('system','publish_all')) ? '' : " AND `publish` = 1 " ); $publish = ((get_config('system','publish_all')) ? '' : " AND `publish` = 1 " );
$r = $db->q("SELECT COUNT(*) AS `total` FROM `profile` $r = q("SELECT COUNT(*) AS `total` FROM `profile`
LEFT JOIN `user` ON `user`.`uid` = `profile`.`uid` LEFT JOIN `user` ON `user`.`uid` = `profile`.`uid`
WHERE `is-default` = 1 $publish AND `user`.`blocked` = 0 $sql_extra "); WHERE `is-default` = 1 $publish AND `user`.`blocked` = 0 $sql_extra ");
if (dbm::is_result($r)) if (dbm::is_result($r))
@ -81,11 +81,11 @@ function directory_content(App $a) {
$limit = intval($a->pager['start']).",".intval($a->pager['itemspage']); $limit = intval($a->pager['start']).",".intval($a->pager['itemspage']);
$r = $db->q("SELECT `profile`.*, `profile`.`uid` AS `profile_uid`, `user`.`nickname`, `user`.`timezone` , `user`.`page-flags`, $r = q("SELECT `profile`.*, `profile`.`uid` AS `profile_uid`, `user`.`nickname`, `user`.`timezone` , `user`.`page-flags`,
`contact`.`addr`, `contact`.`url` AS profile_url FROM `profile` `contact`.`addr`, `contact`.`url` AS profile_url FROM `profile`
LEFT JOIN `user` ON `user`.`uid` = `profile`.`uid` LEFT JOIN `user` ON `user`.`uid` = `profile`.`uid`
LEFT JOIN `contact` ON `contact`.`uid` = `user`.`uid` LEFT JOIN `contact` ON `contact`.`uid` = `user`.`uid`
WHERE `is-default` = 1 $publish AND `user`.`blocked` = 0 AND `contact`.`self` $sql_extra $order LIMIT ".$limit); WHERE `is-default` $publish AND `user`.`blocked` = 0 AND `contact`.`self` $sql_extra $order LIMIT ".$limit);
if (dbm::is_result($r)) { if (dbm::is_result($r)) {
if (in_array('small', $a->argv)) { if (in_array('small', $a->argv)) {