找不到聚合物PHP帖子404

Question

我正在使用Polymer运行我的代码中的一个部分。我创建了一个表单，该表单应该POST到与我们的SQL通信的目录（名为API）中的PHP文件。而不是成功地将帖子数据发送到register-wine.php文件，我得到一个未发现404错误，其中包含一些其他Polymer文件错误。知道为什么会出现这些错误吗？

攻击HTML文件：

<link rel="import" href="../bower_components/polymer/polymer.html">
<link rel="import" href="../bower_components/paper-menu/paper-menu.html">
<link rel="import" href="../bower_components/iron-form/iron-form.html">
<link rel="import" href="../bower_components/iron-input/iron-input.html">
<link rel="import" href="../bower_components/paper-dropdown-menu/paper-dropdown-menu.html">
<link rel="import" href="../bower_components/paper-item/paper-item.html">
<link rel="import" href="../bower_components/paper-listbox/paper-listbox.html">

<link rel="import" href="shared-styles.html">

<dom-module id="wc-view2">
  <template>
    <style include="shared-styles">
      :host {
        display: block;

        padding: 10px;
      }
    </style>
    <div class="card">
      <h1>Register Wine</h1>
      <div left>
            <!---  <wc-register id="wc-register-wine" method = "post" action="api/register-wine.php" ></div> --->
            <div id ="register-wine-container">
                <form is="iron-form" id="register-wine-form" method="post" disable-native-validation-ui action="../api/register-wine.php">
                    <h3>Insert Wine Data! </h3>
                    <paper-input-container>
                        <input is="iron-input" id = "inputProducer" name ="producer" type ="text" placeholder = "Producer" required>
                        <!---Can insert Icon for prettiness, but will later, lets get functionality-->
                    </paper-input-container>

                    <paper-input-container>
                        <input is="iron-input" id = "inputName" name ="wname" type ="text" placeholder = "Wine Name" required>
                        <!---Can insert Icon for prettiness, but will later, lets get functionality-->
                    </paper-input-container>

                    <paper-input-container>
                        <input is="iron-input" id = "inputGrape" name ="grape" type ="text" placeholder = "Grape (Optional)">
                        <!---Can insert Icon for prettiness, but will later, lets get functionality-->
                    </paper-input-container>

                    <paper-dropdown-menu label="Wine Style">
                        <paper-listbox class="dropdown-content" name = "wine_styles">
                          <paper-item>Sparkling White</paper-item>
                          <paper-item>Sparkling Rosé</paper-item>
                          <paper-item>Stil White</paper-item>
                          <paper-item>Still Red</paper-item>
                          <paper-item>Dessert</paper-item>
                          <paper-item>Fortified White</paper-item>
                          <paper-item>Fortified Red</paper-item>
                        </paper-listbox>
                      </paper-dropdown-menu>

                      <paper-input-container>
                        <input is="iron-input" id = "inputVintage" name ="vintage" type ="number" placeholder = "Vintage (YYYY)" required>
                        <!---Can insert Icon for prettiness, but will later, lets get functionality-->
                    </paper-input-container>

                    <paper-input-container>
                        <input is="iron-input" id = "inputCountry" name ="country" type ="text" placeholder = "Country" required>
                        <!---Can insert Icon for prettiness, but will later, lets get functionality-->
                    </paper-input-container>

                    <paper-input-container>
                        <input is="iron-input" id = "inputState" name ="state" type ="text" placeholder = "State/Province" required>
                        <!---Can insert Icon for prettiness, but will later, lets get functionality-->
                    </paper-input-container>

                    <paper-input-container>
                        <input is="iron-input" id = "inputRegion" name ="region" type ="text" placeholder = "Region (Optional)">
                        <!---Can insert Icon for prettiness, but will later, lets get functionality-->
                    </paper-input-container>

                    <paper-input-container>
                        <input is="iron-input" id = "inputSubRegion" name ="sRegion" type ="text" placeholder = "Sub-Region (Optional)">
                        <!---Can insert Icon for prettiness, but will later, lets get functionality-->
                    </paper-input-container>

                    <paper-input-container>
                        <input is="iron-input" id = "inputVintage" name ="vintage" type ="number" placeholder = "Alcohol Percentage (##)" required>
                        <!---Can insert Icon for prettiness, but will later, lets get functionality-->
                    </paper-input-container>
                      <button name="regWine" type="submit">Register Wine</button>
                </form>

            </div>

          </div>
          <div right></div>

    </div>
  </template>
  <script language = "javascript">
  window.onbeforeunload = function(){
  return 'Are you sure you want to leave?';
};
  </script>
  <script>
    Polymer({
      is: 'wc-view2'
    });
  </script>
</dom-module>

这是我的文件结构： File Structure

这是错误，错误包含的内容（第一行后面）：

iron-request.html:304 POST http://localhost:8080/api/register-wine.php 404 (Not Found)

send @ iron-request.html:304

generateRequest @ iron-ajax.html:455

submit @ iron-form.html:251

_onSubmit @ iron-form.html:262

handler @ polymer.html:561