Ajax 操作 URL 不起作用 + Symfony2

2024-02-21

我想使用 jquery 自动完成功能进行 ajax 调用,如下所示:

$("#register_player_team").autocomplete({
    source: function( request, response ) {
        $.ajax({
            url: "{{path('volley_scout_getteams_data')}}",
            dataType: "jsonp",
            success: function( data ) {
                console.log(data);
            },
            error: function (xhr, ajaxOptions, thrownError) {
                console.log(xhr.status);
                console.log(thrownError);
            }
        });
    }
});

在我的routing.yml 中,我定义了以下路由:

volley_scout_getteams_data:
pattern:  /team/getteams
defaults: { _controller: VolleyScoutBundle:Team:getteams }

在我的 TeamController 中,我有一个名为 getteamsAction() 的操作:

public function getteamsAction()
{
    $entityManager = $this->getDoctrine()->getManager();
    // Get teams from database
    $teams = $entityManager->getRepository('VolleyScoutBundle:Teams')->findAll();

    foreach($teams as $team){
        var_dump($team);
    }

    die();
}

(dump和die()只是为了测试,我想检查他是否能找到链接)。 但是当我想进行ajax调用时,我总是收到以下错误:

http://localhost:8080/volleyscout/web/app_dev.php/user/%7B%7Bpath('volley_s…)%7D%7D?callback=jQuery110207641139030456543_1389372448462&_=1389372448463 404 (Not Found) 

由于某种原因,他找不到动作...有人知道我做错了什么吗?当我尝试这样的链接时:web/app_dev.php/team/getteams我得到了团队的转储..

UPDATE:我的 javascript 链接在基本视图(树枝)中定义如下:

{% block javascripts %}
    {% javascripts
        '@VolleyScoutBundle/Resources/public/js/jquery-1.10.2.min.js'
        '@VolleyScoutBundle/Resources/public/js/*'
    %}
        <script src="{{ asset_url }}"></script>
    {% endjavascripts %}
{% endblock %}

ajax 调用位于我的 page.js 中:

(function () {
    $("#register_userType").change(function(){
        var value = $(this).find("option:selected").val();
        if(value == 'P' || value == 'T'){
            $('.teams').show();
        }
        else{
            $('.teams').hide();
        }
    });
    $("#register_player_team").autocomplete({
        source: function( request, response ) {
            $.ajax({
                url: "{{path('volley_scout_getteams_data')}}",
                dataType: "jsonp",
                success: function( data ) {
                    console.log(data);
                },
                error: function (xhr, ajaxOptions, thrownError) {
                    console.log(xhr.status);
                    console.log(thrownError);
                }
            });
        }
    });
})();

更新2:我做了以下事情:

  • 安装了捆绑包
  • 将捆绑包添加到我的 AppKernel 中
  • 在 app/config/routing.yml 中注册路由定义
  • 已发布的资产(php 应用程序/控制台资产:install --symlink web)

将 2 条 javascript 行添加到我的 base.html.twig 中,如下所示:

{% block javascripts %}
    {% javascripts
        '@VolleyScoutBundle/Resources/public/js/jquery-1.10.2.min.js'
        '@FOSJsRoutingBundle/Resources/public/js/router.js'
        '@VolleyScoutBundle/Resources/public/js/bootstrap.min.js'
        '@VolleyScoutBundle/Resources/public/js/jquery-ui-1.10.3.custom.min.js'
    %}
        <script src="{{ asset_url }}"></script>
    {% endjavascripts %}
    <script src="{{ path('fos_js_routing_js', {"callback": "fos.Router.setData"}) }}"></script>
    <script src="{{ asset('bundles/volleyscout/js/security.js') }}"></script>
{% endblock %}

但现在我得到这个错误:

GET http://localhost:8080/volleyscout/web/app_dev.php/js/routing?callback=fos.Router.setData 500 (Internal Server Error) register:117
Uncaught Error: The route "volley_scout_getteams_data" does not exist. 

这很奇怪。当我清除缓存时,第一次它工作得很好。当我刷新时,它显示错误......


javascript 代码中的以下行

url: "{{path('volley_scout_getteams_data')}}",

不会工作...

The best way is to use the FOSJsRoutingBundle https://github.com/FriendsOfSymfony/FOSJsRoutingBundle

1 Install FOSJsRoutingBundle https://github.com/FriendsOfSymfony/FOSJsRoutingBundle to expose your routing in your JavaScript code. (very straight-forward)

2 Enable your route

volley_scout_getteams_data:
    pattern:  /team/getteams
    defaults: { _controller: VolleyScoutBundle:Team:getteams }
    options:
        expose: true

3 Adapt your js

var getTeamsUrl = Routing.generate('volley_scout_getteams_data');

$("#register_player_team").autocomplete({
    source: function( request, response ) {
        $.ajax({
            url: getTeamsUrl,
            //...
        });
    }
});
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