split_model_helpers.php

<?php namespace Scripts;

use PhpParser\Builder\Use_;
use PhpParser\Node\Stmt\Class_;

require __DIR__ . '/../vendor/autoload.php';

/**
 * @param Use_[] $uses
 * @param Class_ $class
 * @return void
 */
function _get_uses(array $uses, Class_ $class)
{
    $used = [];
    foreach ($uses as $use) {
        $useClassName = array_reverse($use->uses[0]->name->parts)[0];
        if (false !== strpos($class->getComments()[0]->getText(), $useClassName)) {
            $used[] = $use;
        }
    }
    return $used;
}


function split_model_helpers(string $base)
{
    $base = realpath($base) . '/';
    $splitedBase = realpath($base) . '_splited/';
    file_exists($splitedBase) || mkdir($splitedBase, 0777, true);
    $splited = '_ide_helper_models_splited_';
    $existedFiles = [];
    foreach (scandir($base) as $existed) {
        if (starts_with($existed, $splited)) {
            $existedFiles[$existed] = true;
        }
    }

    $input = $base . '_ide_helper_models.php';
    if (false === file_exists($input)) {
        echo "ERROR: $input not exits\n";
        return 1;
    }

    $content = file_get_contents($input);

    $parser = (new \PhpParser\ParserFactory())->create(\PhpParser\ParserFactory::PREFER_PHP7);
    $printer = new \PhpParser\PrettyPrinter\Standard;
    $ast = $parser->parse($content);

    foreach ($ast as $namespace) {
        $uses = $classes = [];
        foreach ($namespace->stmts as $idx => $stmt) {
            if ($stmt instanceof \PhpParser\Node\Stmt\Class_) {
                $classes[] = $stmt;
            } elseif ($stmt instanceof \PhpParser\Node\Stmt\Use_) {
                $uses[] = $stmt;
            }
        }

        foreach ($classes as $class) {
            $namespace->stmts = array_merge(_get_uses($uses, $class), [$class]);
            $content = "<?php\n\n" . $printer->prettyPrint([$namespace]);
            $filename = $splited . join('_', $namespace->name->parts ?? []) . '_' . $class->name . '.php';
            $filepath = $splitedBase . $filename;
            if (file_exists($filepath) && $content === file_get_contents($filepath)) {
                unset($existedFiles[$filename]);
                // echo "> skip: {$filename}\n";
                continue;
            } else {
                file_put_contents($filepath, $content);
                unset($existedFiles[$filename]);
                echo "> generated: {$filename}\n";
            }
        }

    }

    foreach ($existedFiles as $uslessFile) {
        if (file_exists($base . $uslessFile)) {
            //unlink($base . $uslessFile);
            echo "> unlink: {$uslessFile}\n";
        }
    }

    unlink($input);
    echo "> unlink: {$input}\n";
}