mirror of https://github.com/rectorphp/rector.git
80 lines
2.2 KiB
PHP
80 lines
2.2 KiB
PHP
<?php
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declare (strict_types=1);
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namespace Rector\MysqlToMysqli\Rector\FuncCall;
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use PhpParser\Node;
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use PhpParser\Node\Arg;
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use PhpParser\Node\Expr;
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use PhpParser\Node\Expr\BinaryOp\Concat;
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use PhpParser\Node\Expr\FuncCall;
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use PhpParser\Node\Name;
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use PhpParser\Node\Scalar\String_;
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use Rector\Core\Rector\AbstractRector;
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use Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample;
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use Symplify\RuleDocGenerator\ValueObject\RuleDefinition;
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/**
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* @changelog https://stackoverflow.com/a/34041762/1348344
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* @see \Rector\Tests\MysqlToMysqli\Rector\FuncCall\MysqlPConnectToMysqliConnectRector\MysqlPConnectToMysqliConnectRectorTest
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*/
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final class MysqlPConnectToMysqliConnectRector extends AbstractRector
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{
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public function getRuleDefinition() : RuleDefinition
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{
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return new RuleDefinition('Replace mysql_pconnect() with mysqli_connect() with host p: prefix', [new CodeSample(<<<'CODE_SAMPLE'
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final class SomeClass
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{
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public function run($host, $username, $password)
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{
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return mysql_pconnect($host, $username, $password);
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}
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}
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CODE_SAMPLE
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, <<<'CODE_SAMPLE'
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final class SomeClass
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{
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public function run($host, $username, $password)
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{
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return mysqli_connect('p:' . $host, $username, $password);
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}
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}
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CODE_SAMPLE
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)]);
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}
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/**
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* @return array<class-string<Node>>
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*/
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public function getNodeTypes() : array
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{
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return [FuncCall::class];
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}
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/**
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* @param FuncCall $node
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*/
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public function refactor(Node $node) : ?Node
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{
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if (!$this->isName($node, 'mysql_pconnect')) {
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return null;
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}
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if (!isset($node->args[0])) {
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return null;
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}
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if (!$node->args[0] instanceof Arg) {
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return null;
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}
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$node->name = new Name('mysqli_connect');
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$node->args[0]->value = $this->joinStringWithNode('p:', $node->args[0]->value);
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return $node;
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}
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/**
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* @return \PhpParser\Node\Scalar\String_|\PhpParser\Node\Expr\BinaryOp\Concat
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*/
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private function joinStringWithNode(string $string, Expr $expr)
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{
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if ($expr instanceof String_) {
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return new String_($string . $expr->value);
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}
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return new Concat(new String_($string), $expr);
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}
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}
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