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Check the migration files for table, column and index length errors

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Signed-off-by: Joas Schilling <coding@schilljs.com>
This commit is contained in:
Joas Schilling 2017-06-09 14:20:44 +02:00 committed by Morris Jobke
parent fe6e8c2710
commit 3b267b165f
3 changed files with 213 additions and 3 deletions
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2
core/Command/App/CheckCode.php
View file

@ -97,7 +97,7 @@ class CheckCode extends Command implements CompletionAwareInterface {
$checkList = new $checkerClass($checkList);
}
$codeChecker = new CodeChecker($checkList);
$codeChecker = new CodeChecker($checkList, !$input->getOption('skip-validate-info'));
$codeChecker->listen('CodeChecker', 'analyseFileBegin', function($params) use ($output) {
if(OutputInterface::VERBOSITY_VERBOSE <= $output->getVerbosity()) {

13
lib/private/App/CodeChecker/CodeChecker.php
View file

@ -51,8 +51,12 @@ class CodeChecker extends BasicEmitter {
/** @var ICheck */
protected $checkList;
public function __construct(ICheck $checkList) {
/** @var bool */
protected $checkMigrationSchema;
public function __construct(ICheck $checkList, $checkMigrationSchema) {
$this->checkList = $checkList;
$this->checkMigrationSchema = $checkMigrationSchema;
$this->parser = new Parser(new Lexer);
}
@ -120,11 +124,16 @@ class CodeChecker extends BasicEmitter {
$statements = $this->parser->parse($code);
$visitor = new NodeVisitor($this->checkList);
$migrationVisitor = new MigrationSchemaChecker();
$traverser = new NodeTraverser;
$traverser->addVisitor($visitor);
if ($this->checkMigrationSchema && preg_match('#^.+\\/Migration\\/Version[^\\/]{1,255}\\.php$#i', $file)) {
$traverser->addVisitor($migrationVisitor);
}
$traverser->traverse($statements);
return $visitor->errors;
return array_merge($visitor->errors, $migrationVisitor->errors);
}
}

201
lib/private/App/CodeChecker/MigrationSchemaChecker.php Normal file
View file

@ -0,0 +1,201 @@
<?php
/**
* @copyright Copyright (c) 2017 Joas Schilling <coding@schilljs.com>
*
* @author Joas Schilling <coding@schilljs.com>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
namespace OC\App\CodeChecker;
use PhpParser\Node;
use PhpParser\Node\Name;
use PhpParser\NodeVisitorAbstract;
class MigrationSchemaChecker extends NodeVisitorAbstract {
/** @var string */
protected $schemaVariableName = null;
/** @var array */
protected $tableVariableNames = [];
/** @var array */
public $errors = [];
public function enterNode(Node $node) {
/**
* Check tables
*/
if ($this->schemaVariableName !== null &&
$node instanceof Node\Expr\Assign &&
$node->var instanceof Node\Expr\Variable &&
$node->expr instanceof Node\Expr\MethodCall &&
$node->expr->var instanceof Node\Expr\Variable &&
$node->expr->var->name === $this->schemaVariableName) {
if ($node->expr->name === 'createTable') {
if (isset($node->expr->args[0]) && $node->expr->args[0]->value instanceof Node\Scalar\String_) {
if (!$this->checkNameLength($node->expr->args[0]->value->value)) {
$this->errors[] = [
'line' => $node->getLine(),
'disallowedToken' => $node->expr->args[0]->value->value,
'reason' => 'Table name is too long (max. 27)',
];
} else {
$this->tableVariableNames[$node->var->name] = $node->expr->args[0]->value->value;
}
}
} else if ($node->expr->name === 'getTable') {
if (isset($node->expr->args[0]) && $node->expr->args[0]->value instanceof Node\Scalar\String_) {
$this->tableVariableNames[$node->var->name] = $node->expr->args[0]->value->value;
}
}
} else if ($this->schemaVariableName !== null &&
$node instanceof Node\Expr\MethodCall &&
$node->var instanceof Node\Expr\Variable &&
$node->var->name === $this->schemaVariableName) {
if ($node->name === 'renameTable') {
$this->errors[] = [
'line' => $node->getLine(),
'disallowedToken' => 'Deprecated method',
'reason' => sprintf(
'`$%s->renameTable()` must not be used',
$node->var->name
),
];
}
/**
* Check columns and Indexes
*/
} else if (!empty($this->tableVariableNames) &&
$node instanceof Node\Expr\MethodCall &&
$node->var instanceof Node\Expr\Variable &&
isset($this->tableVariableNames[$node->var->name])) {
if ($node->name === 'addColumn' || $node->name === 'changeColumn') {
if (isset($node->args[0]) && $node->args[0]->value instanceof Node\Scalar\String_) {
if (!$this->checkNameLength($node->args[0]->value->value)) {
$this->errors[] = [
'line' => $node->getLine(),
'disallowedToken' => $node->args[0]->value->value,
'reason' => sprintf(
'Column name is too long on table `%s` (max. 27)',
$this->tableVariableNames[$node->var->name]
),
];
}
// On autoincrement the max length of the table name is 21 instead of 27
if (isset($node->args[2]) && $node->args[2]->value instanceof Node\Expr\Array_) {
/** @var Node\Expr\Array_ $options */
$options = $node->args[2]->value;
if ($this->checkColumnForAutoincrement($options)) {
if (!$this->checkNameLength($this->tableVariableNames[$node->var->name], true)) {
$this->errors[] = [
'line' => $node->getLine(),
'disallowedToken' => $this->tableVariableNames[$node->var->name],
'reason' => 'Table name is too long because of autoincrement (max. 21)',
];
}
}
}
}
} else if ($node->name === 'addIndex' ||
$node->name === 'addUniqueIndex' ||
$node->name === 'renameIndex' ||
$node->name === 'setPrimaryKey') {
if (isset($node->args[1]) && $node->args[1]->value instanceof Node\Scalar\String_) {
if (!$this->checkNameLength($node->args[1]->value->value)) {
$this->errors[] = [
'line' => $node->getLine(),
'disallowedToken' => $node->args[1]->value->value,
'reason' => sprintf(
'Index name is too long on table `%s` (max. 27)',
$this->tableVariableNames[$node->var->name]
),
];
}
}
} else if ($node->name === 'addForeignKeyConstraint') {
if (isset($node->args[4]) && $node->args[4]->value instanceof Node\Scalar\String_) {
if (!$this->checkNameLength($node->args[4]->value->value)) {
$this->errors[] = [
'line' => $node->getLine(),
'disallowedToken' => $node->args[4]->value->value,
'reason' => sprintf(
'Constraint name is too long on table `%s` (max. 27)',
$this->tableVariableNames[$node->var->name]
),
];
}
}
} else if ($node->name === 'renameColumn') {
$this->errors[] = [
'line' => $node->getLine(),
'disallowedToken' => 'Deprecated method',
'reason' => sprintf(
'`$%s->renameColumn()` must not be used',
$node->var->name
),
];
}
/**
* Find the schema
*/
} else if ($node instanceof Node\Expr\Assign &&
$node->expr instanceof Node\Expr\FuncCall &&
$node->var instanceof Node\Expr\Variable &&
$node->expr->name instanceof Node\Expr\Variable &&
$node->expr->name->name === 'schemaClosure') {
// E.g. $schema = $schemaClosure();
$this->schemaVariableName = $node->var->name;
}
}
protected function checkNameLength($tableName, $hasAutoincrement = false) {
if ($hasAutoincrement) {
return strlen($tableName) <= 21;
}
return strlen($tableName) <= 27;
}
/**
* @param Node\Expr\Array_ $optionsArray
* @return bool Whether the column is an autoincrement column
*/
protected function checkColumnForAutoincrement(Node\Expr\Array_ $optionsArray) {
foreach ($optionsArray->items as $option) {
if ($option->key instanceof Node\Scalar\String_) {
if ($option->key->value === 'autoincrement' &&
$option->value instanceof Node\Expr\ConstFetch) {
/** @var Node\Expr\ConstFetch $const */
$const = $option->value;
if ($const->name instanceof Name &&
$const->name->parts === ['true']) {
return true;
}
}
}
}
return false;
}
}