PHPStan: Fix more errors

adminer/drivers/mysql.inc.php

@@ -783,17 +783,18 @@ if (!defined('Adminer\DRIVER')) {
 
 	/** Run commands to alter indexes
 	* @param string escaped table name
-	* @param array{string, string, 'DROP'|list<string>} of ["index type", "name", ["column definition", ...]] or ["index type", "name", "DROP"]
+	* @param list<array{string, string, 'DROP'|list<string>}> of ["index type", "name", ["column definition", ...]] or ["index type", "name", "DROP"]
 	* @return Result|bool
 	*/
 	function alter_indexes($table, $alter) {
-		foreach ($alter as $key => $val) {
-			$alter[$key] = ($val[2] == "DROP"
+		$changes = array();
+		foreach ($alter as $val) {
+			$changes[] = ($val[2] == "DROP"
 				? "\nDROP INDEX " . idf_escape($val[1])
 				: "\nADD $val[0] " . ($val[0] == "PRIMARY" ? "KEY " : "") . ($val[1] != "" ? idf_escape($val[1]) . " " : "") . "(" . implode(", ", $val[2]) . ")"
 			);
 		}
-		return queries("ALTER TABLE " . table($table) . implode(",", $alter));
+		return queries("ALTER TABLE " . table($table) . implode(",", $changes));
 	}
 
 	/** Run commands to truncate tables
@@ -925,7 +926,7 @@ if (!defined('Adminer\DRIVER')) {
 
 	/** Get information about stored routine
 	* @param string
-	* @param string "FUNCTION" or "PROCEDURE"
+	* @param 'FUNCTION'|'PROCEDURE'
 	* @return Routine
 	*/
 	function routine($name, $type) {

adminer/drivers/pgsql.inc.php

@@ -844,7 +844,7 @@ AND typelem = 0"
 		foreach ($fields as $field) {
 			$part = idf_escape($field['field']) . ' ' . $field['full_type']
 				. default_value($field)
-				. ($field['attnotnull'] ? " NOT NULL" : "");
+				. ($field['null'] ? "" : " NOT NULL");
 			$return_parts[] = $part;
 
 			// sequences for fields

adminer/drivers/sqlite.inc.php

@@ -521,23 +521,24 @@ if (isset($_GET["sqlite"])) {
 			}
 			queries("BEGIN");
 		}
-		foreach ($fields as $key => $field) {
+		$changes = array();
+		foreach ($fields as $field) {
 			if (preg_match('~GENERATED~', $field[3])) {
 				unset($originals[array_search($field[0], $originals)]);
 			}
-			$fields[$key] = "  " . implode($field);
+			$changes[] = "  " . implode($field);
 		}
-		$fields = array_merge($fields, array_filter($foreign));
+		$changes = array_merge($changes, array_filter($foreign));
 		foreach ($driver->checkConstraints($table) as $check) {
 			if ($check != $drop_check) {
-				$fields[] = "  CHECK ($check)";
+				$changes[] = "  CHECK ($check)";
 			}
 		}
 		if ($add_check) {
-			$fields[] = "  CHECK ($add_check)";
+			$changes[] = "  CHECK ($add_check)";
 		}
 		$temp_name = ($table == $name ? "adminer_$name" : $name);
-		if (!queries("CREATE TABLE " . table($temp_name) . " (\n" . implode(",\n", $fields) . "\n)")) {
+		if (!queries("CREATE TABLE " . table($temp_name) . " (\n" . implode(",\n", $changes) . "\n)")) {
 			// implicit ROLLBACK to not overwrite $connection->error
 			return false;
 		}

adminer/include/bootstrap.inc.php

@@ -52,7 +52,7 @@ if ($_SERVER["HTTP_X_FORWARDED_PREFIX"]) {
 }
 $HTTPS = ($_SERVER["HTTPS"] && strcasecmp($_SERVER["HTTPS"], "off")) || ini_bool("session.cookie_secure"); // session.cookie_secure could be set on HTTP if we are behind a reverse proxy
 
-@ini_set("session.use_trans_sid", false); // protect links in export, @ - may be disabled
+@ini_set("session.use_trans_sid", '0'); // protect links in export, @ - may be disabled
 if (!defined("SID")) {
 	session_cache_limiter(""); // to allow restarting session
 	session_name("adminer_sid"); // use specific session name to get own namespace
@@ -66,7 +66,7 @@ if (function_exists("get_magic_quotes_runtime") && get_magic_quotes_runtime()) {
 	set_magic_quotes_runtime(false);
 }
 @set_time_limit(0); // @ - can be disabled
-@ini_set("precision", 15); // @ - can be disabled, 15 - internal PHP precision
+@ini_set("precision", '15'); // @ - can be disabled, 15 - internal PHP precision
 
 include "../adminer/include/lang.inc.php";
 include "../adminer/lang/$LANG.inc.php";

adminer/include/editing.inc.php

@@ -102,7 +102,7 @@ function select($result, $connection2 = null, $orgtables = array(), $limit = 0)
 
 /** Get referencable tables with single column primary key except self
 * @param string
-* @return Field[] [$table_name => $field]
+* @return array<string, Field> [$table_name => $field]
 */
 function referencable_primary($self) {
 	$return = array(); // table_name => field
@@ -180,7 +180,7 @@ function json_row($key, $val = null) {
 * @param string
 * @param Field
 * @param list<string>
-* @param Field[] returned by referencable_primary()
+* @param string[]
 * @param list<string> extra types to prepend
 * @return void
 */
@@ -246,7 +246,7 @@ function process_length($length) {
 }
 
 /** Create SQL string from field type
-* @param Field
+* @param FieldType
 * @param string
 * @return string
 */
@@ -317,10 +317,10 @@ function type_class($type) {
 }
 
 /** Print table interior for fields editing
-* @param Field[]
+* @param (Field|RoutineField)[]
 * @param list<string>
-* @param string TABLE or PROCEDURE
-* @param Field[] returned by referencable_primary()
+* @param 'TABLE'|'PROCEDURE'
+* @param string[]
 * @return void
 */
 function edit_fields($fields, $collations, $type = "TABLE", $foreign_keys = array()) {
@@ -502,7 +502,7 @@ function create_trigger($on, $row) {
 }
 
 /** Generate SQL query for creating routine
-* @param string "PROCEDURE" or "FUNCTION"
+* @param 'PROCEDURE'|'FUNCTION'
 * @param Routine result of routine()
 * @return string
 */

adminer/include/functions.inc.php

@@ -354,7 +354,7 @@ function where_link($i, $column, $value, $operator = "=") {
 }
 
 /** Get select clause for convertible fields
-* @param string[]
+* @param mixed[] only keys are used
 * @param Field[]
 * @param list<string>
 * @return string
@@ -436,7 +436,7 @@ function stop_session($force = false) {
 	$use_cookies = ini_bool("session.use_cookies");
 	if (!$use_cookies || $force) {
 		session_write_close(); // improves concurrency if a user opens several pages at once, may be restarted later
-		if ($use_cookies && @ini_set("session.use_cookies", false) === false) { // @ - may be disabled
+		if ($use_cookies && @ini_set("session.use_cookies", '0') === false) { // @ - may be disabled
 			session_start();
 		}
 	}
@@ -999,9 +999,12 @@ function slow_query($query) {
 	$timeout = $adminer->queryTimeout();
 	$slow_query = $driver->slowQuery($query, $timeout);
 	$connection2 = null;
-	if (!$slow_query && support("kill") && is_object($connection2 = connect($adminer->credentials())) && ($db == "" || $connection2->select_db($db))) {
-		$kill = $connection2->result(connection_id()); // MySQL and MySQLi can use thread_id but it's not in PDO_MySQL
-		echo script("const timeout = setTimeout(() => { ajax('" . js_escape(ME) . "script=kill', function () {}, 'kill=$kill&token=$token'); }, 1000 * $timeout);");
+	if (!$slow_query && support("kill")) {
+		$connection2 = connect($adminer->credentials());
+		if (is_object($connection2) && ($db == "" || $connection2->select_db($db))) {
+			$kill = $connection2->result(connection_id()); // MySQL and MySQLi can use thread_id but it's not in PDO_MySQL
+			echo script("const timeout = setTimeout(() => { ajax('" . js_escape(ME) . "script=kill', function () {}, 'kill=$kill&token=$token'); }, 1000 * $timeout);");
+		}
 	}
 	ob_flush();
 	flush();

adminer/include/html.inc.php

@@ -247,7 +247,7 @@ function enum_input($type, $attrs, $field, $value, $empty = null) {
 }
 
 /** Print edit input field
-* @param Field one field from fields()
+* @param Field|RoutineField one field from fields()
 * @param mixed
 * @param string
 * @param bool
@@ -343,7 +343,7 @@ function input($field, $value, $function, $autofocus = false) {
 }
 
 /** Process edit input field
-* @param Field one field from fields()
+* @param Field|RoutineField one field from fields()
 * @return mixed false to leave the original value
 */
 function process_input($field) {

adminer/include/pdo.inc.php

@@ -59,11 +59,13 @@ if (extension_loaded('pdo')) {
 		}
 
 		function next_result() {
-			if (!is_object($this->multi)) {
+			/** @var PdoResult|bool */
+			$result = $this->multi;
+			if (!is_object($result)) {
 				return false;
 			}
-			$this->multi->_offset = 0;
-			return @$this->multi->nextRowset(); // @ - PDO_PgSQL doesn't support it
+			$result->_offset = 0;
+			return @$result->nextRowset(); // @ - PDO_PgSQL doesn't support it
 		}
 	}
 

adminer/select.inc.php

@@ -127,7 +127,10 @@ if ($_POST && !$error) {
 							: $driver->update($TABLE, $set, $where_check)
 						)
 					);
-					$affected = $connection->affected_rows + (is_object($result) ? $result->num_rows : 0); // PostgreSQL with RETURNING fills num_rows
+					$affected = $connection->affected_rows;
+					if (is_object($result)) { // PostgreSQL with RETURNING fills num_rows
+						$affected += $result->num_rows;
+					}
 				} else {
 					foreach ((array) $_POST["check"] as $val) {
 						// where is not unique so OR can't be used

adminer/sql.inc.php

@@ -37,7 +37,7 @@ if (!$error && $_POST) {
 
 	if (is_string($query)) { // get_file() returns error as number, fread() as false
 		if (function_exists('memory_get_usage') && ($memory_limit = ini_bytes("memory_limit")) != "-1") {
-			@ini_set("memory_limit", max($memory_limit, 2 * strlen($query) + memory_get_usage() + 8e6)); // @ - may be disabled, 2 - substr and trim, 8e6 - other variables
+			@ini_set("memory_limit", max($memory_limit, strval(2 * strlen($query) + memory_get_usage() + 8e6))); // @ - may be disabled, 2 - substr and trim, 8e6 - other variables
 		}
 
 		if ($query != "" && strlen($query) < 1e6) { // don't add big queries
@@ -182,7 +182,7 @@ if (!$error && $_POST) {
 											stop_session();
 										}
 										if (!$_POST["only_errors"]) {
-											echo "<p class='message' title='" . h(isset($connection->info) ? $connection->info : "") . "'>" . lang('Query executed OK, %d row(s) affected.', $affected) . "$time\n";
+											echo "<p class='message' title='" . h($connection->info) . "'>" . lang('Query executed OK, %d row(s) affected.', $affected) . "$time\n";
 										}
 									}
 									echo ($warnings ? "<div id='$warnings_id' class='hidden'>\n$warnings</div>\n" : "");

phpstan.neon

@@ -6,18 +6,14 @@ parameters:
 		# need to fix
 		- "~^Function Adminer\\\\fields_from_edit\\(\\) should return~" # Mongo and SimpleDB
 		- "~Adminer\\\\Result.*mysqli_result~" # mysqli_result
-		- "~expects array~" # different shape of array
 
 		# not real problems
-		- identifier: include.fileNotFound # relative includes
+		- identifier: include.fileNotFound # includes in include/ relative from index.php
 		- identifier: includeOnce.fileNotFound # ./adminer-plugins.php
 		- "~^Function (set_magic_quotes_runtime|mysql_)~" # PHP < 7 functions
 		- "~an unknown class OCI-?Lob~" # this looks like PHPStan bug
 		- "~^Variable \\$(adminer|connection|driver|drivers|error|HTTPS|LANG|langs|permanent|has_token|token|translations|VERSION) might not be defined~" # declared in bootstrap.inc.php
 		- "~^Method Adminer\\\\Plugins::\\w+\\(\\) with return type void~" # we use the same pattern for all methods
-		- "~Call to function is_object\\(\\) with Adminer\\\\Db\\|string will always evaluate to false~" # is_object(Db) is true
-		- "~^Comparison operation \"==\" between \\(array\\|float\\|int\\) and 1~" # it thinks that $affected could be an array
-		- "~^Parameter #2 \\$newvalue of function ini_set expects string~" # it expects string|int|float|bool|null since PHP 8.1
 		- "~expects int, float given~" # this will work
 		- "~expects bool~" # truthy values
 		- "~fread expects int<1, max>, 100000~" # 1e6
@@ -29,6 +25,10 @@ parameters:
 				- adminer/include/pdo.inc.php
 				- adminer/drivers/*
 				
+		-
+			message: "~ to an undefined ~" # PostgreSQL has this in its version of Db
+			path: adminer/drivers/pgsql.inc.php
+
 		# it probably doesn't like $ar[$key] instead of isset($ar[$key]) and thinks that $ar[$key] is always set
 		- identifier: identical.alwaysFalse
 		- identifier: notEqual.alwaysFalse
@@ -64,10 +64,11 @@ parameters:
 
 	typeAliases:
 		TableStatus: "array{Name:string, Engine?:?string, Comment?:string, Oid?:numeric-string, Rows?:?numeric-string, Collation?:string, Auto_increment?:?numeric-string, Data_length?:numeric-string, Index_length?:numeric-string, Data_free?:numeric-string, Create_options?:string, nspname?:string}"
-		Field: "array{field:?string, full_type:string, type:string, length:numeric-string, unsigned:string, default:?string, null:bool, auto_increment:bool, collation:string, privileges:int[], comment:string, primary:bool, generated:string, orig?:string, on_update:?string, on_delete?:string, inout?:string}"
+		Field: "array{field?:string, full_type:string, type:string, length:numeric-string, unsigned:string, default?:string, null:bool, auto_increment:bool, collation:string, privileges:int[], comment:string, primary:bool, generated:string, orig?:string, on_update?:string, on_delete?:string, default_constraint?: string}"
+		FieldType: "array{type:string, length:numeric-string, unsigned:string, collation:string}" # subset of RoutineField and Field
+		RoutineField: "array{field:string, type:string, length:numeric-string, unsigned:string, null:bool, full_type:string, collation:string, inout?:string}"
 		Index: "array{type:string, columns:list<string>, lengths:list<numeric-string>, descs:list<?bool>}"
-		ForeignKey: "array{db:string, ns?:string, table:string, source:list<string>, target:list<string>, on_delete:string, on_update:string}"
+		ForeignKey: "array{db?:string, ns?:string, table:string, source:list<string>, target:list<?string>, on_delete:string, on_update?:string, definition?:string, deferrable?:string}"
 		Trigger: "array{Trigger?:string, Timing?:string, Event?:string, Of?:string, Type?:string, Statement?:string}"
-		RoutineField: "array{field:string, type:string, length:?string, unsigned:string, null:bool, full_type:string, inout:string, collation:string}"
-		Routine: "array{name?:string, fields:list<RoutineField>, comment:string, returns?:array{type:string, length:string, unsigned:string, collation:string}, definition:string, language?:string}"
+		Routine: "array{name?:string, fields:list<RoutineField>, comment:string, returns?:FieldType, definition:string, language?:string}"
 		BackwardKey: "array{name:string, keys:string[][]}"