function StaticPrefixCollection::addRoute

Adds a route to a group.

File

vendor/symfony/routing/Matcher/Dumper/StaticPrefixCollection.php, line 62

Class

StaticPrefixCollection

Prefix tree of routes preserving routes order.

Namespace

Symfony\Component\Routing\Matcher\Dumper

Code

public function addRoute(string $prefix, array|self $route) : void {
    [
        $prefix,
        $staticPrefix,
    ] = $this->getCommonPrefix($prefix, $prefix);
    for ($i = \count($this->items) - 1; 0 <= $i; --$i) {
        $item = $this->items[$i];
        [
            $commonPrefix,
            $commonStaticPrefix,
        ] = $this->getCommonPrefix($prefix, $this->prefixes[$i]);
        if ($this->prefix === $commonPrefix) {
            // the new route and a previous one have no common prefix, let's see if they are exclusive to each others
            if ($this->prefix !== $staticPrefix && $this->prefix !== $this->staticPrefixes[$i]) {
                // the new route and the previous one have exclusive static prefixes
                continue;
            }
            if ($this->prefix === $staticPrefix && $this->prefix === $this->staticPrefixes[$i]) {
                // the new route and the previous one have no static prefix
                break;
            }
            if ($this->prefixes[$i] !== $this->staticPrefixes[$i] && $this->prefix === $this->staticPrefixes[$i]) {
                // the previous route is non-static and has no static prefix
                break;
            }
            if ($prefix !== $staticPrefix && $this->prefix === $staticPrefix) {
                // the new route is non-static and has no static prefix
                break;
            }
            continue;
        }
        if ($item instanceof self && $this->prefixes[$i] === $commonPrefix) {
            // the new route is a child of a previous one, let's nest it
            $item->addRoute($prefix, $route);
        }
        else {
            // the new route and a previous one have a common prefix, let's merge them
            $child = new self($commonPrefix);
            [
                $child->prefixes[0],
                $child->staticPrefixes[0],
            ] = $child->getCommonPrefix($this->prefixes[$i], $this->prefixes[$i]);
            [
                $child->prefixes[1],
                $child->staticPrefixes[1],
            ] = $child->getCommonPrefix($prefix, $prefix);
            $child->items = [
                $this->items[$i],
                $route,
            ];
            $this->staticPrefixes[$i] = $commonStaticPrefix;
            $this->prefixes[$i] = $commonPrefix;
            $this->items[$i] = $child;
        }
        return;
    }
    // No optimised case was found, in this case we simple add the route for possible
    // grouping when new routes are added.
    $this->staticPrefixes[] = $staticPrefix;
    $this->prefixes[] = $prefix;
    $this->items[] = $route;
}