Generates PHP code recursively to match a tree of routes
DumperPrefixCollection $collection A DumperPrefixCollection instance:
Boolean $supportsRedirections Whether redirections are supported by the base class:
string $parentPrefix Prefix of the parent collection:
string PHP code
private function compilePrefixRoutes(DumperPrefixCollection $collection, $supportsRedirections, $parentPrefix = '') {
$code = '';
$prefix = $collection
->getPrefix();
$optimizable = 1 < strlen($prefix) && 1 < count($collection
->all());
$optimizedPrefix = $parentPrefix;
if ($optimizable) {
$optimizedPrefix = $prefix;
$code .= sprintf(" if (0 === strpos(\$pathinfo, %s)) {\n", var_export($prefix, true));
}
foreach ($collection as $route) {
if ($route instanceof DumperCollection) {
$code .= $this
->compilePrefixRoutes($route, $supportsRedirections, $optimizedPrefix);
}
else {
$code .= $this
->compileRoute($route
->getRoute(), $route
->getName(), $supportsRedirections, $optimizedPrefix) . "\n";
}
}
if ($optimizable) {
$code .= " }\n\n";
// apply extra indention at each line (except empty ones)
$code = preg_replace('/^.{2,}$/m', ' $0', $code);
}
return $code;
}