Installation using github

in your composer.json file add this lines, _(*1)

    "repositories": [
        ...
        {
            "type": "git",
            "url":  "https://github.com/jlaso/sitemap-bundle.git"
        }
        ...
    ],
    "require": {
        ...
        "jlaso/sitemap-bundle": "1.0.*@dev",
        ...
    }

Add in your file app/AppKernel.php, _(*2)

    ...
    public function registerBundles() {
       $bundles = array(
            ...
            new Jlaso\SitemapBundle\JlasoSitemapBundle(),
            ...
    }

Configuration

params

path: this is path where you want to save sitemap file
entity: Use this entity to generate my file
loc: this is a sitemap tag. we can use our route to generate link.
lastmod: use this param to generate lastmod tag
priority: priority

example

 jlaso_sitemap:
     path: "%kernel.root_dir%/../web/sitemap.xml"
     items:
        Post:
             entity: AppCoreBundle:Post
                 loc: {route: _post, params: {post_id: id, title: slug}}
                 lastmod: updatedAt
                 priority: 0.5

 ; with language support

  jlaso_sitemap:
      path: "%kernel.root_dir%/../web/sitemap.xml"
      items:
        Post:
          entity: AppCoreBundle:Post
              loc: {route: _post_@language, params: {post_id: id, title: slug}}
              lastmod: updatedAt
              priority: 0.5

 ; OR

  jlaso_sitemap:
      path: "%kernel.root_dir%/../web/sitemap.xml"
      items:
        Post:
          entity: AppCoreBundle:Post
              loc: {route: _post, params: {post_id: id, title: slug_language, language: _language}}
              lastmod: updatedAt
              priority: 0.5

My route is: _post: pattern: /{post_id}/{title}/, _(*3)

My database table post(id, title, slug, text, createdAt, updatedAt), _(*4)

if you have not slug field and you want to generate slug from title field use this configuration, _(*5)

loc: {route: _post, params: {post_id: id, {field: title, class: App\CodeBundle\Inflector, method: slug}}}, _(*6)

In your controller

 $sitemapGenerator = $this->get('sitemap.generator');
 $sitemapGenerator->generate($language);

ROUTING.YML

; alone

JlasoSitemapBundle:
    pattern: /sitemap.xml
    defaults: { _controller: JlasoSitemapBundle:Sitemap:generate, _method:GET }

; with language support

JlasoSitemapBundle:
    pattern: /sitemap_{language}.xml
    defaults: { _controller: JlasoSitemapBundle:Sitemap:generate, _method:GET, language:'' }

; with entity selection for multiple sitemap generation

JlasoSitemapBundlePost:
    pattern: /sitemap-post-_{language}.xml
    defaults: { _controller: JlasoSitemapBundle:Sitemap:generate, _method:GET, language:'en', item:'Post' }
    # the item parameter must match with one of os_sitemap.items definition in config.yml