SimpleMachines / SMF2.1

Sources/Subs-Db-postgresql.php

Braces +216 added lines, -161 removed lines

@@ -13,8 +13,9 @@ 
  * @version 2.1 Beta 4
  */
 
-if (!defined('SMF'))
+if (!defined('SMF')) {
 	die('No direct access...');
+}
 
 /**
  * Maps the implementations in this file (smf_db_function_name)
@@ -34,8 +35,8 @@ 
 	global $smcFunc;
 
 	// Map some database specific functions, only do this once.
-	if (!isset($smcFunc['db_fetch_assoc']))
-		$smcFunc += array(
+	if (!isset($smcFunc['db_fetch_assoc'])) {
+			$smcFunc += array(
 			'db_query' => 'smf_db_query',
 			'db_quote' => 'smf_db_quote',
 			'db_insert' => 'smf_db_insert',
@@ -61,11 +62,13 @@ 
 			'db_mb4' => true,
 			'db_ping' => 'pg_ping',
 		);
+	}
 
-	if (!empty($db_options['persist']))
-		$connection = @pg_pconnect('host=' . $db_server . ' dbname=' . $db_name . ' user=\'' . $db_user . '\' password=\'' . $db_passwd . '\'' . (empty($db_options['port']) ? '' : ' port=\'' . $db_options['port'] . '\''));
-	else
-		$connection = @pg_connect('host=' . $db_server . ' dbname=' . $db_name . ' user=\'' . $db_user . '\' password=\'' . $db_passwd . '\'' . (empty($db_options['port']) ? '' : ' port=\'' . $db_options['port'] . '\''));
+	if (!empty($db_options['persist'])) {
+			$connection = @pg_pconnect('host=' . $db_server . ' dbname=' . $db_name . ' user=\'' . $db_user . '\' password=\'' . $db_passwd . '\'' . (empty($db_options['port']) ? '' : ' port=\'' . $db_options['port'] . '\''));
+	} else {
+			$connection = @pg_connect('host=' . $db_server . ' dbname=' . $db_name . ' user=\'' . $db_user . '\' password=\'' . $db_passwd . '\'' . (empty($db_options['port']) ? '' : ' port=\'' . $db_options['port'] . '\''));
+	}
 
 	// Something's wrong, show an error if its fatal (which we assume it is)
 	if (!$connection)
@@ -73,8 +76,7 @@ 
 		if (!empty($db_options['non_fatal']))
 		{
 			return null;
-		}
-		else
+		} else
 		{
 			display_db_error();
 		}
@@ -125,35 +127,42 @@ 
 
 	list ($values, $connection) = $db_callback;
 
-	if ($matches[1] === 'db_prefix')
-		return $db_prefix;
+	if ($matches[1] === 'db_prefix') {
+			return $db_prefix;
+	}
 
 	if (!empty($user_info))
 	{
-		foreach (array_keys($user_info) as $key)
-			if (strpos($key, 'query_') !== false && $key === $matches[1])
+		foreach (array_keys($user_info) as $key) {
+					if (strpos($key, 'query_') !== false && $key === $matches[1])
 				return $user_info[$matches[1]];
+		}
 	}
 
-	if ($matches[1] === 'empty')
-		return '\'\'';
+	if ($matches[1] === 'empty') {
+			return '\'\'';
+	}
 
-	if (!isset($matches[2]))
-		smf_db_error_backtrace('Invalid value inserted or no type specified.', '', E_USER_ERROR, __FILE__, __LINE__);
+	if (!isset($matches[2])) {
+			smf_db_error_backtrace('Invalid value inserted or no type specified.', '', E_USER_ERROR, __FILE__, __LINE__);
+	}
 
-	if ($matches[1] === 'literal')
-		return '\'' . pg_escape_string($matches[2]) . '\'';
+	if ($matches[1] === 'literal') {
+			return '\'' . pg_escape_string($matches[2]) . '\'';
+	}
 
-	if (!isset($values[$matches[2]]))
-		smf_db_error_backtrace('The database value you\'re trying to insert does not exist: ' . (isset($smcFunc['htmlspecialchars']) ? $smcFunc['htmlspecialchars']($matches[2]) : htmlspecialchars($matches[2])), '', E_USER_ERROR, __FILE__, __LINE__);
+	if (!isset($values[$matches[2]])) {
+			smf_db_error_backtrace('The database value you\'re trying to insert does not exist: ' . (isset($smcFunc['htmlspecialchars']) ? $smcFunc['htmlspecialchars']($matches[2]) : htmlspecialchars($matches[2])), '', E_USER_ERROR, __FILE__, __LINE__);
+	}
 
 	$replacement = $values[$matches[2]];
 
 	switch ($matches[1])
 	{
 		case 'int':
-			if (!is_numeric($replacement) || (string) $replacement !== (string) (int) $replacement)
-				smf_db_error_backtrace('Wrong value type sent to the database. Integer expected. (' . $matches[2] . ')', '', E_USER_ERROR, __FILE__, __LINE__);
+			if (!is_numeric($replacement) || (string) $replacement !== (string) (int) $replacement) {
+							smf_db_error_backtrace('Wrong value type sent to the database. Integer expected. (' . $matches[2] . ')', '', E_USER_ERROR, __FILE__, __LINE__);
+			}
 			return (string) (int) $replacement;
 		break;
 
@@ -165,65 +174,73 @@ 
 		case 'array_int':
 			if (is_array($replacement))
 			{
-				if (empty($replacement))
-					smf_db_error_backtrace('Database error, given array of integer values is empty. (' . $matches[2] . ')', '', E_USER_ERROR, __FILE__, __LINE__);
+				if (empty($replacement)) {
+									smf_db_error_backtrace('Database error, given array of integer values is empty. (' . $matches[2] . ')', '', E_USER_ERROR, __FILE__, __LINE__);
+				}
 
 				foreach ($replacement as $key => $value)
 				{
-					if (!is_numeric($value) || (string) $value !== (string) (int) $value)
-						smf_db_error_backtrace('Wrong value type sent to the database. Array of integers expected. (' . $matches[2] . ')', '', E_USER_ERROR, __FILE__, __LINE__);
+					if (!is_numeric($value) || (string) $value !== (string) (int) $value) {
+											smf_db_error_backtrace('Wrong value type sent to the database. Array of integers expected. (' . $matches[2] . ')', '', E_USER_ERROR, __FILE__, __LINE__);
+					}
 
 					$replacement[$key] = (string) (int) $value;
 				}
 
 				return implode(', ', $replacement);
+			} else {
+							smf_db_error_backtrace('Wrong value type sent to the database. Array of integers expected. (' . $matches[2] . ')', '', E_USER_ERROR, __FILE__, __LINE__);
 			}
-			else
-				smf_db_error_backtrace('Wrong value type sent to the database. Array of integers expected. (' . $matches[2] . ')', '', E_USER_ERROR, __FILE__, __LINE__);
 
 		break;
 
 		case 'array_string':
 			if (is_array($replacement))
 			{
-				if (empty($replacement))
-					smf_db_error_backtrace('Database error, given array of string values is empty. (' . $matches[2] . ')', '', E_USER_ERROR, __FILE__, __LINE__);
+				if (empty($replacement)) {
+									smf_db_error_backtrace('Database error, given array of string values is empty. (' . $matches[2] . ')', '', E_USER_ERROR, __FILE__, __LINE__);
+				}
 
-				foreach ($replacement as $key => $value)
-					$replacement[$key] = sprintf('\'%1$s\'', pg_escape_string($value));
+				foreach ($replacement as $key => $value) {
+									$replacement[$key] = sprintf('\'%1$s\'', pg_escape_string($value));
+				}
 
 				return implode(', ', $replacement);
+			} else {
+							smf_db_error_backtrace('Wrong value type sent to the database. Array of strings expected. (' . $matches[2] . ')', '', E_USER_ERROR, __FILE__, __LINE__);
 			}
-			else
-				smf_db_error_backtrace('Wrong value type sent to the database. Array of strings expected. (' . $matches[2] . ')', '', E_USER_ERROR, __FILE__, __LINE__);
 		break;
 
 		case 'date':
-			if (preg_match('~^(\d{4})-([0-1]?\d)-([0-3]?\d)$~', $replacement, $date_matches) === 1)
-				return sprintf('\'%04d-%02d-%02d\'', $date_matches[1], $date_matches[2], $date_matches[3]).'::date';
-			else
-				smf_db_error_backtrace('Wrong value type sent to the database. Date expected. (' . $matches[2] . ')', '', E_USER_ERROR, __FILE__, __LINE__);
+			if (preg_match('~^(\d{4})-([0-1]?\d)-([0-3]?\d)$~', $replacement, $date_matches) === 1) {
+							return sprintf('\'%04d-%02d-%02d\'', $date_matches[1], $date_matches[2], $date_matches[3]).'::date';
+			} else {
+							smf_db_error_backtrace('Wrong value type sent to the database. Date expected. (' . $matches[2] . ')', '', E_USER_ERROR, __FILE__, __LINE__);
+			}
 		break;
 
 		case 'time':
-			if (preg_match('~^([0-1]?\d|2[0-3]):([0-5]\d):([0-5]\d)$~', $replacement, $time_matches) === 1)
-				return sprintf('\'%02d:%02d:%02d\'', $time_matches[1], $time_matches[2], $time_matches[3]).'::time';
-			else
-				smf_db_error_backtrace('Wrong value type sent to the database. Time expected. (' . $matches[2] . ')', '', E_USER_ERROR, __FILE__, __LINE__);
+			if (preg_match('~^([0-1]?\d|2[0-3]):([0-5]\d):([0-5]\d)$~', $replacement, $time_matches) === 1) {
+							return sprintf('\'%02d:%02d:%02d\'', $time_matches[1], $time_matches[2], $time_matches[3]).'::time';
+			} else {
+							smf_db_error_backtrace('Wrong value type sent to the database. Time expected. (' . $matches[2] . ')', '', E_USER_ERROR, __FILE__, __LINE__);
+			}
 		break;
 
 		case 'datetime':
-			if (preg_match('~^(\d{4})-([0-1]?\d)-([0-3]?\d) ([0-1]?\d|2[0-3]):([0-5]\d):([0-5]\d)$~', $replacement, $datetime_matches) === 1)
-				return 'to_timestamp('.
+			if (preg_match('~^(\d{4})-([0-1]?\d)-([0-3]?\d) ([0-1]?\d|2[0-3]):([0-5]\d):([0-5]\d)$~', $replacement, $datetime_matches) === 1) {
+							return 'to_timestamp('.
 					sprintf('\'%04d-%02d-%02d %02d:%02d:%02d\'', $datetime_matches[1], $datetime_matches[2], $datetime_matches[3], $datetime_matches[4], $datetime_matches[5] ,$datetime_matches[6]).
 					',\'YYYY-MM-DD HH24:MI:SS\')';
-			else
-				smf_db_error_backtrace('Wrong value type sent to the database. Datetime expected. (' . $matches[2] . ')', '', E_USER_ERROR, __FILE__, __LINE__);
+			} else {
+							smf_db_error_backtrace('Wrong value type sent to the database. Datetime expected. (' . $matches[2] . ')', '', E_USER_ERROR, __FILE__, __LINE__);
+			}
 		break;
 
 		case 'float':
-			if (!is_numeric($replacement))
-				smf_db_error_backtrace('Wrong value type sent to the database. Floating point number expected. (' . $matches[2] . ')', '', E_USER_ERROR, __FILE__, __LINE__);
+			if (!is_numeric($replacement)) {
+							smf_db_error_backtrace('Wrong value type sent to the database. Floating point number expected. (' . $matches[2] . ')', '', E_USER_ERROR, __FILE__, __LINE__);
+			}
 			return (string) (float) $replacement;
 		break;
 
@@ -236,31 +253,36 @@ 
 		break;
 
 		case 'inet':
-			if ($replacement == 'null' || $replacement == '')
-				return 'null';
-			if (inet_pton($replacement) === false)
-				smf_db_error_backtrace('Wrong value type sent to the database. IPv4 or IPv6 expected.(' . $matches[2] . ')', '', E_USER_ERROR, __FILE__, __LINE__);
+			if ($replacement == 'null' || $replacement == '') {
+							return 'null';
+			}
+			if (inet_pton($replacement) === false) {
+							smf_db_error_backtrace('Wrong value type sent to the database. IPv4 or IPv6 expected.(' . $matches[2] . ')', '', E_USER_ERROR, __FILE__, __LINE__);
+			}
 			return sprintf('\'%1$s\'::inet', pg_escape_string($replacement));
 
 		case 'array_inet':
 			if (is_array($replacement))
 			{
-				if (empty($replacement))
-					smf_db_error_backtrace('Database error, given array of IPv4 or IPv6 values is empty. (' . $matches[2] . ')', '', E_USER_ERROR, __FILE__, __LINE__);
+				if (empty($replacement)) {
+									smf_db_error_backtrace('Database error, given array of IPv4 or IPv6 values is empty. (' . $matches[2] . ')', '', E_USER_ERROR, __FILE__, __LINE__);
+				}
 
 				foreach ($replacement as $key => $value)
 				{
-					if ($replacement == 'null' || $replacement == '')
-						$replacement[$key] = 'null';
-					if (!isValidIP($value))
-						smf_db_error_backtrace('Wrong value type sent to the database. IPv4 or IPv6 expected.(' . $matches[2] . ')', '', E_USER_ERROR, __FILE__, __LINE__);
+					if ($replacement == 'null' || $replacement == '') {
+											$replacement[$key] = 'null';
+					}
+					if (!isValidIP($value)) {
+											smf_db_error_backtrace('Wrong value type sent to the database. IPv4 or IPv6 expected.(' . $matches[2] . ')', '', E_USER_ERROR, __FILE__, __LINE__);
+					}
 					$replacement[$key] = sprintf('\'%1$s\'::inet', pg_escape_string($value));
 				}
 
 				return implode(', ', $replacement);
+			} else {
+							smf_db_error_backtrace('Wrong value type sent to the database. Array of IPv4 or IPv6 expected. (' . $matches[2] . ')', '', E_USER_ERROR, __FILE__, __LINE__);
 			}
-			else
-				smf_db_error_backtrace('Wrong value type sent to the database. Array of IPv4 or IPv6 expected. (' . $matches[2] . ')', '', E_USER_ERROR, __FILE__, __LINE__);
 		break;
 
 		default:
@@ -354,14 +376,16 @@ 
 		),
 	);
 
-	if (isset($replacements[$identifier]))
-		$db_string = preg_replace(array_keys($replacements[$identifier]), array_values($replacements[$identifier]), $db_string);
+	if (isset($replacements[$identifier])) {
+			$db_string = preg_replace(array_keys($replacements[$identifier]), array_values($replacements[$identifier]), $db_string);
+	}
 
 	// Limits need to be a little different.
 	$db_string = preg_replace('~\sLIMIT\s(\d+|{int:.+}),\s*(\d+|{int:.+})\s*$~i', 'LIMIT $2 OFFSET $1', $db_string);
 
-	if (trim($db_string) == '')
-		return false;
+	if (trim($db_string) == '') {
+			return false;
+	}
 
 	// Comments that are allowed in a query are preg_removed.
 	static $allowed_comments_from = array(
@@ -381,8 +405,9 @@ 
 	$db_count = !isset($db_count) ? 1 : $db_count + 1;
 	$db_replace_result = 0;
 
-	if (empty($modSettings['disableQueryCheck']) && strpos($db_string, '\'') !== false && empty($db_values['security_override']))
-		smf_db_error_backtrace('Hacking attempt...', 'Illegal character (\') used in query...', true, __FILE__, __LINE__);
+	if (empty($modSettings['disableQueryCheck']) && strpos($db_string, '\'') !== false && empty($db_values['security_override'])) {
+			smf_db_error_backtrace('Hacking attempt...', 'Illegal character (\') used in query...', true, __FILE__, __LINE__);
+	}
 
 	if (empty($db_values['security_override']) && (!empty($db_values) || strpos($db_string, '{db_prefix}') !== false))
 	{
@@ -403,8 +428,9 @@ 
 		list ($file, $line) = smf_db_error_backtrace('', '', 'return', __FILE__, __LINE__);
 
 		// Initialize $db_cache if not already initialized.
-		if (!isset($db_cache))
-			$db_cache = array();
+		if (!isset($db_cache)) {
+					$db_cache = array();
+		}
 
 		if (!empty($_SESSION['debug_redirect']))
 		{
@@ -430,17 +456,18 @@ 
 		while (true)
 		{
 			$pos = strpos($db_string, '\'', $pos + 1);
-			if ($pos === false)
-				break;
+			if ($pos === false) {
+							break;
+			}
 			$clean .= substr($db_string, $old_pos, $pos - $old_pos);
 
 			while (true)
 			{
 				$pos1 = strpos($db_string, '\'', $pos + 1);
 				$pos2 = strpos($db_string, '\\', $pos + 1);
-				if ($pos1 === false)
-					break;
-				elseif ($pos2 === false || $pos2 > $pos1)
+				if ($pos1 === false) {
+									break;
+				} elseif ($pos2 === false || $pos2 > $pos1)
 				{
 					$pos = $pos1;
 					break;
@@ -456,16 +483,19 @@ 
 		$clean = trim(strtolower(preg_replace($allowed_comments_from, $allowed_comments_to, $clean)));
 
 		// Comments?  We don't use comments in our queries, we leave 'em outside!
-		if (strpos($clean, '/*') > 2 || strpos($clean, '--') !== false || strpos($clean, ';') !== false)
-			$fail = true;
+		if (strpos($clean, '/*') > 2 || strpos($clean, '--') !== false || strpos($clean, ';') !== false) {
+					$fail = true;
+		}
 		// Trying to change passwords, slow us down, or something?
-		elseif (strpos($clean, 'sleep') !== false && preg_match('~(^|[^a-z])sleep($|[^[_a-z])~s', $clean) != 0)
-			$fail = true;
-		elseif (strpos($clean, 'benchmark') !== false && preg_match('~(^|[^a-z])benchmark($|[^[a-z])~s', $clean) != 0)
-			$fail = true;
+		elseif (strpos($clean, 'sleep') !== false && preg_match('~(^|[^a-z])sleep($|[^[_a-z])~s', $clean) != 0) {
+					$fail = true;
+		} elseif (strpos($clean, 'benchmark') !== false && preg_match('~(^|[^a-z])benchmark($|[^[a-z])~s', $clean) != 0) {
+					$fail = true;
+		}
 
-		if (!empty($fail) && function_exists('log_error'))
-			smf_db_error_backtrace('Hacking attempt...', 'Hacking attempt...' . "\n" . $db_string, E_USER_ERROR, __FILE__, __LINE__);
+		if (!empty($fail) && function_exists('log_error')) {
+					smf_db_error_backtrace('Hacking attempt...', 'Hacking attempt...' . "\n" . $db_string, E_USER_ERROR, __FILE__, __LINE__);
+		}
 	}
 
 	// Set optimize stuff
@@ -488,12 +518,14 @@ 
 
 	$db_last_result = @pg_query($connection, $db_string);
 
-	if ($db_last_result === false && empty($db_values['db_error_skip']))
-		$db_last_result = smf_db_error($db_string, $connection);
+	if ($db_last_result === false && empty($db_values['db_error_skip'])) {
+			$db_last_result = smf_db_error($db_string, $connection);
+	}
 
 	// Debugging.
-	if (isset($db_show_debug) && $db_show_debug === true)
-		$db_cache[$db_count]['t'] = array_sum(explode(' ', microtime())) - array_sum(explode(' ', $st));
+	if (isset($db_show_debug) && $db_show_debug === true) {
+			$db_cache[$db_count]['t'] = array_sum(explode(' ', microtime())) - array_sum(explode(' ', $st));
+	}
 
 	return $db_last_result;
 }
@@ -506,10 +538,11 @@ 
 {
 	global $db_last_result, $db_replace_result;
 
-	if ($db_replace_result)
-		return $db_replace_result;
-	elseif ($result === null && !$db_last_result)
-		return 0;
+	if ($db_replace_result) {
+			return $db_replace_result;
+	} elseif ($result === null && !$db_last_result) {
+			return 0;
+	}
 
 	return pg_affected_rows($result === null ? $db_last_result : $result);
 }
@@ -533,8 +566,9 @@ 
 		array(
 		)
 	);
-	if (!$request)
-		return false;
+	if (!$request) {
+			return false;
+	}
 	list ($lastID) = $smcFunc['db_fetch_row']($request);
 	$smcFunc['db_free_result']($request);
 
@@ -555,12 +589,13 @@ 
 	// Decide which connection to use
 	$connection = $connection === null ? $db_connection : $connection;
 
-	if ($type == 'begin')
-		return @pg_query($connection, 'BEGIN');
-	elseif ($type == 'rollback')
-		return @pg_query($connection, 'ROLLBACK');
-	elseif ($type == 'commit')
-		return @pg_query($connection, 'COMMIT');
+	if ($type == 'begin') {
+			return @pg_query($connection, 'BEGIN');
+	} elseif ($type == 'rollback') {
+			return @pg_query($connection, 'ROLLBACK');
+	} elseif ($type == 'commit') {
+			return @pg_query($connection, 'COMMIT');
+	}
 
 	return false;
 }
@@ -588,19 +623,22 @@ 
 	$query_error = @pg_last_error($connection);
 
 	// Log the error.
-	if (function_exists('log_error'))
-		log_error($txt['database_error'] . ': ' . $query_error . (!empty($modSettings['enableErrorQueryLogging']) ? "\n\n" . $db_string : ''), 'database', $file, $line);
+	if (function_exists('log_error')) {
+			log_error($txt['database_error'] . ': ' . $query_error . (!empty($modSettings['enableErrorQueryLogging']) ? "\n\n" . $db_string : ''), 'database', $file, $line);
+	}
 
 	// Nothing's defined yet... just die with it.
-	if (empty($context) || empty($txt))
-		die($query_error);
+	if (empty($context) || empty($txt)) {
+			die($query_error);
+	}
 
 	// Show an error message, if possible.
 	$context['error_title'] = $txt['database_error'];
-	if (allowedTo('admin_forum'))
-		$context['error_message'] = nl2br($query_error) . '<br>' . $txt['file'] . ': ' . $file . '<br>' . $txt['line'] . ': ' . $line;
-	else
-		$context['error_message'] = $txt['try_again'];
+	if (allowedTo('admin_forum')) {
+			$context['error_message'] = nl2br($query_error) . '<br>' . $txt['file'] . ': ' . $file . '<br>' . $txt['line'] . ': ' . $line;
+	} else {
+			$context['error_message'] = $txt['try_again'];
+	}
 
 	if (allowedTo('admin_forum') && isset($db_show_debug) && $db_show_debug === true)
 	{
@@ -622,12 +660,14 @@ 
 {
 	global $db_row_count;
 
-	if ($counter !== false)
-		return pg_fetch_row($request, $counter);
+	if ($counter !== false) {
+			return pg_fetch_row($request, $counter);
+	}
 
 	// Reset the row counter...
-	if (!isset($db_row_count[(int) $request]))
-		$db_row_count[(int) $request] = 0;
+	if (!isset($db_row_count[(int) $request])) {
+			$db_row_count[(int) $request] = 0;
+	}
 
 	// Return the right row.
 	return @pg_fetch_row($request, $db_row_count[(int) $request]++);
@@ -644,12 +684,14 @@ 
 {
 	global $db_row_count;
 
-	if ($counter !== false)
-		return pg_fetch_assoc($request, $counter);
+	if ($counter !== false) {
+			return pg_fetch_assoc($request, $counter);
+	}
 
 	// Reset the row counter...
-	if (!isset($db_row_count[(int) $request]))
-		$db_row_count[(int) $request] = 0;
+	if (!isset($db_row_count[(int) $request])) {
+			$db_row_count[(int) $request] = 0;
+	}
 
 	// Return the right row.
 	return @pg_fetch_assoc($request, $db_row_count[(int) $request]++);
@@ -702,11 +744,13 @@ 
 
 	$replace = '';
 
-	if (empty($data))
-		return;
+	if (empty($data)) {
+			return;
+	}
 
-	if (!is_array($data[array_rand($data)]))
-		$data = array($data);
+	if (!is_array($data[array_rand($data)])) {
+			$data = array($data);
+	}
 
 	// Replace the prefix holder with the actual prefix.
 	$table = str_replace('{db_prefix}', $db_prefix, $table);
@@ -725,11 +769,13 @@ 
 			//pg 9.5 got replace support
 			$pg_version = $smcFunc['db_get_version']();
 			// if we got a Beta Version
-			if (stripos($pg_version, 'beta') !== false)
-				$pg_version = substr($pg_version, 0, stripos($pg_version, 'beta')) . '.0';
+			if (stripos($pg_version, 'beta') !== false) {
+							$pg_version = substr($pg_version, 0, stripos($pg_version, 'beta')) . '.0';
+			}
 			// or RC
-			if (stripos($pg_version, 'rc') !== false)
-				$pg_version = substr($pg_version, 0, stripos($pg_version, 'rc')) . '.0';
+			if (stripos($pg_version, 'rc') !== false) {
+							$pg_version = substr($pg_version, 0, stripos($pg_version, 'rc')) . '.0';
+			}
 
 			$replace_support = (version_compare($pg_version, '9.5.0', '>=') ? true : false);
 		}
@@ -748,8 +794,7 @@ 
 					$key_str .= ($count_pk > 0 ? ',' : '');
 					$key_str .= $columnName;
 					$count_pk++;
-				}
-				else //normal field
+				} else //normal field
 				{
 					$col_str .= ($count > 0 ? ',' : '');
 					$col_str .= $columnName . ' = EXCLUDED.' . $columnName;
@@ -757,20 +802,21 @@ 
 				}
 			}
 			$replace = ' ON CONFLICT (' . $key_str . ') DO UPDATE SET ' . $col_str;
-		}
-		else
+		} else
 		{
 			foreach ($columns as $columnName => $type)
 			{
 				// Are we restricting the length?
-				if (strpos($type, 'string-') !== false)
-					$actualType = sprintf($columnName . ' = SUBSTRING({string:%1$s}, 1, ' . substr($type, 7) . '), ', $count);
-				else
-					$actualType = sprintf($columnName . ' = {%1$s:%2$s}, ', $type, $count);
+				if (strpos($type, 'string-') !== false) {
+									$actualType = sprintf($columnName . ' = SUBSTRING({string:%1$s}, 1, ' . substr($type, 7) . '), ', $count);
+				} else {
+									$actualType = sprintf($columnName . ' = {%1$s:%2$s}, ', $type, $count);
+				}
 
 				// A key? That's what we were looking for.
-				if (in_array($columnName, $keys))
-					$where .= (empty($where) ? '' : ' AND ') . substr($actualType, 0, -2);
+				if (in_array($columnName, $keys)) {
+									$where .= (empty($where) ? '' : ' AND ') . substr($actualType, 0, -2);
+				}
 				$count++;
 			}
 
@@ -806,10 +852,11 @@ 
 		foreach ($columns as $columnName => $type)
 		{
 			// Are we restricting the length?
-			if (strpos($type, 'string-') !== false)
-				$insertData .= sprintf('SUBSTRING({string:%1$s}, 1, ' . substr($type, 7) . '), ', $columnName);
-			else
-				$insertData .= sprintf('{%1$s:%2$s}, ', $type, $columnName);
+			if (strpos($type, 'string-') !== false) {
+							$insertData .= sprintf('SUBSTRING({string:%1$s}, 1, ' . substr($type, 7) . '), ', $columnName);
+			} else {
+							$insertData .= sprintf('{%1$s:%2$s}, ', $type, $columnName);
+			}
 		}
 		$insertData = substr($insertData, 0, -2) . ')';
 
@@ -818,8 +865,9 @@ 
 
 		// Here's where the variables are injected to the query.
 		$insertRows = array();
-		foreach ($data as $dataRow)
-			$insertRows[] = smf_db_quote($insertData, array_combine($indexed_columns, $dataRow), $connection);
+		foreach ($data as $dataRow) {
+					$insertRows[] = smf_db_quote($insertData, array_combine($indexed_columns, $dataRow), $connection);
+		}
 
 		// Do the insert.
 		$request = $smcFunc['db_query']('', '
@@ -836,19 +884,21 @@ 
 
 		if ($with_returning && $request !== false)
 		{
-			if ($returnmode === 2)
-				$return_var = array();
+			if ($returnmode === 2) {
+							$return_var = array();
+			}
 
 			while(($row = $smcFunc['db_fetch_row']($request)) && $with_returning)
 			{
-				if (is_numeric($row[0])) // try to emulate mysql limitation
+				if (is_numeric($row[0])) {
+					// try to emulate mysql limitation
 				{
 					if ($returnmode === 1)
 						$return_var = $row[0];
-					elseif ($returnmode === 2)
-						$return_var[] = $row[0];
-				}
-				else
+				} elseif ($returnmode === 2) {
+											$return_var[] = $row[0];
+					}
+				} else
 				{
 					$with_returning = false;
 					trigger_error('trying to returning ID Field which is not a Int field', E_USER_ERROR);
@@ -857,9 +907,10 @@ 
 		}
 	}
 
-	if ($with_returning && !empty($return_var))
-		return $return_var;
-}
+	if ($with_returning && !empty($return_var)) {
+			return $return_var;
+	}
+	}
 
 /**
  * Dummy function really. Doesn't do anything on PostgreSQL.
@@ -896,8 +947,9 @@ 
  */
 function smf_db_error_backtrace($error_message, $log_message = '', $error_type = false, $file = null, $line = null)
 {
-	if (empty($log_message))
-		$log_message = $error_message;
+	if (empty($log_message)) {
+			$log_message = $error_message;
+	}
 
 	foreach (debug_backtrace() as $step)
 	{
@@ -916,12 +968,14 @@ 
 	}
 
 	// A special case - we want the file and line numbers for debugging.
-	if ($error_type == 'return')
-		return array($file, $line);
+	if ($error_type == 'return') {
+			return array($file, $line);
+	}
 
 	// Is always a critical error.
-	if (function_exists('log_error'))
-		log_error($log_message, 'critical', $file, $line);
+	if (function_exists('log_error')) {
+			log_error($log_message, 'critical', $file, $line);
+	}
 
 	if (function_exists('fatal_error'))
 	{
@@ -929,12 +983,12 @@ 
 
 		// Cannot continue...
 		exit;
+	} elseif ($error_type) {
+			trigger_error($error_message . ($line !== null ? '<em>(' . basename($file) . '-' . $line . ')</em>' : ''), $error_type);
+	} else {
+			trigger_error($error_message . ($line !== null ? '<em>(' . basename($file) . '-' . $line . ')</em>' : ''));
+	}
 	}
-	elseif ($error_type)
-		trigger_error($error_message . ($line !== null ? '<em>(' . basename($file) . '-' . $line . ')</em>' : ''), $error_type);
-	else
-		trigger_error($error_message . ($line !== null ? '<em>(' . basename($file) . '-' . $line . ')</em>' : ''));
-}
 
 /**
  * Escape the LIKE wildcards so that they match the character and not the wildcard.
@@ -951,10 +1005,11 @@ 
 		'\\' => '\\\\',
 	);
 
-	if ($translate_human_wildcards)
-		$replacements += array(
+	if ($translate_human_wildcards) {
+			$replacements += array(
 			'*' => '%',
 		);
+	}
 
 	return strtr($string, $replacements);
 }