build_bootstrap.php

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<?php
 
declare(strict_types=1);
 
require_once(__DIR__ . "/../vendor/composer/vendor/autoload.php");
 
echo <<<INFO
Hello there.
 
This builds the bootstrap of ILIAS by reading all components and resolving the
dependencies. If you want to use custom directives to resolve ambiguous dependencies,
call this script with a parameter pointing a file defining the resolution.
 
 
INFO;
 
if (count($argv) < 3 || count($argv) % 2 != 1) {
    die("php cli/build_bootstrap.php \$dependency_resolution \$name [\$another_dependency_resolution \$another_name ...]\n");
}
 
array_shift($argv);
 
$reader = new ILIAS\Component\Dependencies\Reader(
    new ILIAS\Component\Dependencies\Mocks\EvalLightMockBuilder()
);
 
/******************************************************************************/
/* Read information from the Components                                       */
/******************************************************************************/
 
$component_info = [];
 
$vendors = new \DirectoryIterator(realpath(__DIR__ . "/../components"));
echo "Reading Vendors from \"./components\"...\n";
foreach ($vendors as $vendor) {
    if (str_starts_with($vendor->getFilename(), ".")) {
        continue;
    }
    if (!$vendor->isDir()) {
        echo "    unexpected non-directory: {$vendor->getPathName()}\n";
        continue;
    }
    echo "    Reading Components from Vendor \"{$vendor->getFilename()}\"...\n";
    $components = new \DirectoryIterator($vendor->getPathName());
    foreach ($components as $component) {
        if (str_starts_with($component->getFilename(), ".")) {
            continue;
        }
        if (!$vendor->isDir()) {
            echo "        unexpected non-directory: {$component->getPathName()}\n";
            continue;
        }
        if (!file_exists($component->getPathName() . "/" . $component->getFileName() . ".php")) {
            echo "        expected \"Component.php\" in {$component->getPathName()}\n";
            continue;
        }
        require_once($component->getPathName() . "/" . $component->getFileName() . ".php");
        $component_name = $vendor->getFilename() . "\\" . $component->getFileName();
        echo "        Reading Component \"$component_name\"...\n";
        $component_info[] = $reader->read(new $component_name());
    }
}
 
/******************************************************************************/
/* Resolve and write dependencies for all bootstraps                          */
/******************************************************************************/
 
$resolver = new ILIAS\Component\Dependencies\Resolver();
$renderer = new ILIAS\Component\Dependencies\Renderer();
 
while (count($argv) > 0) {
    $resolution_file = array_shift($argv);
    $name = array_shift($argv);
 
    if (!file_exists($resolution_file)) {
        die("Cannot find resolution file at {$resolution_file}.\n");
    }
 
    echo "Resolving Dependency using {$resolution_file}...\n";
    $disambiguation = require($resolution_file);
 
    foreach ($component_info as $ci) {
        $ci->resetResolutions();
    }
    $component_info = $resolver->resolveDependencies($disambiguation, ...$component_info);
 
    echo "Writing bootstrap to artifacts/bootstrap_$name.php\n";
 
    $bootstrap = $renderer->render(...$component_info);
    if (!is_dir(__DIR__ . "/../artifacts")) {
        mkdir(__DIR__ . "/../artifacts", 0755, true);
    }
    file_put_contents(__DIR__ . "/../artifacts/bootstrap_$name.php", $bootstrap);
}