Google AMP - Analytics

Amp analytics 是一个用于跟踪页面数据的 amp 组件。可以记录和保存页面上的所有用户交互,以分析数据,从而进一步改进或用于业务目的。

要使用 amp-analytics 组件,我们需要在 head 部分内添加以下脚本 −

<script async custom-element = "amp-analytics"
src = "https://cdn.ampproject.org/v0/amp-analytics-0.1.js">
</script>

要记录 amp-analytics 中使用的事件,我们可以使用第三方供应商,也可以使用内部跟踪系统。

使用 GoogleAnalytics 供应商的 amp-analytics 示例 −

<amp-analytics type = googleanalytics>
   <script type = application/json>{
      "requests": {
         "pageview": "${eventId}"
      },
      "vars": {
         "account": "UA-44450152-1"
      },
      "triggers": {
         "trackPageview" : {
            "on": "visible",
            "request": "pageview",
            "vars": {
               "eventId": "pageview"
            }
         }
      }
   }
   </script>
</amp-analytics>

使用 comscore 供应商的 amp-analytics 示例

<amp-analytics type = comscore>
   <script type = application/json>
      {"vars": {"c2":"7922264"}}
   </script>
</amp-analytics>

使用 chartbeat 供应商的 amp-analytics 示例

<amp-analytics type = chartbeat>
   <script type = application/json>{
      "vars": {
         "uid": "230",
         "domain": "dummyurl.com",
         "sections": "us",
         "authors": "Hello World"
      }
   }</script>
</amp-analytics>

供应商的详细列表可在此处获取。

下面给出了如何使用内部分析供应商的实际示例 −

示例

<!doctype html>
<html amp>
   <head>
      <meta charset = "utf-8">
      <title>amp-analytics</title>
      <script async src = "https://cdn.ampproject.org/v0.js">
      </script>
      <script async custom-element = "amp-analytics" 
         src = "https://cdn.ampproject.org/v0/amp-analytics-0.1.js">
      </script>
      <link rel = "canonical" href = "ampanalytics.html">
      <meta name = "viewport" content = "width = device-width,
      minimum-scale = 1,initial-scale = 1">

      <style amp-boilerplate>
         body{
            -webkit-animation:
            -amp-start 8s steps(1,end) 0s 1 normal both;-moz-animation:
            -amp-start 8s steps(1,end) 0s 1 normal both;-ms-animation:
            -amp-start 8s steps(1,end) 0s 1 normal both;animation:
            -amp-start 8s steps(1,end) 0s 1 normal both}
         @-webkit-keyframes 
         -amp-start{from{visibility:hidden}to{visibility:visible}}@-moz-keyframes 
         -amp-start{from{visibility:hidden}to{visibility:visible}}@-ms-keyframes 
         -amp-start{from{visibility:hidden}to{visibility:visible}}@-o-keyframes 
         -amp-start{from{visibility:hidden}to{visibility:visible}}@keyframes 
         -amp-start{from{visibility:hidden}to{visibility:visible}}
      </style>
      
      <noscript>
         <style amp-boilerplate> 
            body{
               -webkit-animation:none;
               -moz-animation:none;
               -ms-animation:none;
               animation:none}
         </style>
      </noscript>
   </head>
   <body>
      <h1>Google Amp - Analytics</h1>
      <amp-analytics>
         <script type = "application/json">
            {
               "requests": {
                  "event": "http://localhost:8080/googleamp/tracking.php?
                  user=test&account=localhost&event=${eventId}"
               },
               "triggers": {
                  "trackPageview": {
                     "on": "visible",
                     "request": "event",
                        "vars": {
                           "eventId": "pageview"
                        }
                  }
               }
            }
         </script>
      </amp-analytics>
   </body>
</html>

当浏览器点击页面时,跟踪器将针对页面浏览量触发。可以在 Google 网络选项卡中看到它,如下所示。

Amp Pageview

当页面上有特定元素可见时,您还可以触发 amp-analytics 事件。此处显示了相同的工作示例 −

示例

<!doctype html>
<html amp>
   <head>
      <meta charset = "utf-8">
      <title>amp-analytics</title>
      <script async src = "https://cdn.ampproject.org/v0.js">
      </script>
      <script async custom-element = "amp-analytics" 
         src = "https://cdn.ampproject.org/v0/amp-analytics-0.1.js">
      </script>
      <link rel = "canonical" href = "ampanalytics.html">
      <meta name = "viewport" content = "width = device-width,
      minimum-scale = 1,initial-scale = 1">

      <style amp-boilerplate>
         body{
            -webkit-animation:
            -amp-start 8s steps(1,end) 0s 1 normal both;-moz-animation:
            -amp-start 8s steps(1,end) 0s 1 normal both;-ms-animation:
            -amp-start 8s steps(1,end) 0s 1 normal both;animation:
            -amp-start 8s steps(1,end) 0s 1 normal both
         }
         @-webkit-keyframes 
         -amp-start{from{visibility:hidden}to{visibility:visible}}@-moz-keyframes 
         -amp-start{from{visibility:hidden}to{visibility:visible}}@-ms-keyframes 
         -amp-start{from{visibility:hidden}to{visibility:visible}}@-o-keyframes 
         -amp-start{from{visibility:hidden}to{visibility:visible}}@keyframes 
         -amp-start{from{visibility:hidden}to{visibility:visible}}
      </style>
      <noscript>
         <style amp-boilerplate> 
            body{
               -webkit-animation:none;
               -moz-animation:none;
               -ms-animation:none;
               animation:none}
         </style>
      </noscript>
      <script async custom-element = "amp-video" 
         src = "https://cdn.ampproject.org/v0/amp-video-0.1.js">
      </script>
   </head>
   <body>
      <h1>Google Amp - Analytics</h1>
      <amp-video controls 
         id = "videoplayer"
         width = "640"
         height = "360"
         layout = "responsive"
         poster = "images/videoposter.png"
         autoplay>
            <source src = "video/bunny.webm" type = "video/webm" />
            <source src = "video/samplevideo.mp4" type = "video/mp4" />
               <div fallback>
                  <p>This browser does not support the video element.</p>
               </div>
      </amp-video>
      <amp-analytics>
         <script type = "application/json">
         {
         "requests": {
            "event": "http://localhost:8080/googleamp/tracking.php?
            user=test&account=localhost&event=${eventId}"
         },
         "triggers": {
            "trackPageview": {
               "on": "visible",
               "request": "event",
                  "visibilitySpec": {
                     "selector": "#videoplayer",
                     "visiblePercentageMin": 20,
                     "totalTimeMin": 2000,
                     "continuousTimeMin": 200
                  },
                  "vars": {
                     "eventId": "video"
                  }
               }
            }
         }
         </script>
      </amp-analytics>
   </body>
</html>

输出

Amp Analytics

Amp-analytics 组件需要将 json 对象传递给脚本标签。json 的格式如下 −

{
   "requests": {
      request-name: request-value,
      ...
   },
   "vars": {
      var-name: var-value,
      ...
   },
   "extraUrlParams": {
      extraurlparam-name: extraurlparam-value,
      ...
   },
   "triggers": {
      trigger-name: trigger-object,
      ...
   },
   "transport": {
      "beacon": *boolean*,
      "xhrpost": *boolean*,
      "image": *boolean*,
   }
}

上述所有对象都不是必须传递给 amp-analytics 的。如果您使用的是第三方供应商,供应商将有其格式,用户需要以这种方式传递数据。

让我们详细了解每个对象 −

请求

请求对象有一个 URL,用于在满足条件时触发。此处显示了请求对象的示例 −

"requests": {
    "request-name": "http://localhost:8080/googleamp/tracking.php?
    user=test&account=localhost&event=${eventId}"
},

请求名称将在触发器对象中指定,并且必须使用相同的名称。

变量

请求对象中要使用的所有变量均在变量对象中指定。

"requests": {
   "event": "http://localhost:8080/googleamp/tracking.php?
   user=test&account=localhost&event=${eventId}"
},
"vars": {
   "eventId": "video"
}

额外的 URL 参数

任何要作为查询字符串附加到请求 URL 的附加参数都可以在此对象中定义。请观察以下示例

"requests": {
   "event": "http://localhost:8080/googleamp/tracking.php?
   user=test&account=localhost&event=${eventId}&x=1&y=2&z=3"
},
"vars": {
   "eventId": "video"
},
"extraUrlParams": {
   "x": "1",
   "y": "2",
   "z": "3"
}

触发器

此对象将告知何时触发请求 URL。触发器对象内可用的键值对如下所示 −

on − 您应该提及要监听的事件。on 可用的值为 render-start、ini-load、click、scroll、timer、visible、hidden、user-error、access-* 和 video-*

request − 这是请求的名称。这必须与 requests 对象中的请求名称匹配。

vars − 这是具有键值变量的对象,定义用于触发器对象内或用于覆盖定义的 vars 键值。

selector −这将显示设置触发器的元素的详细信息。

scrollSpec − 这将包含滚动触发器的详细信息。

timerSpec − 这将包含给定时间的详细信息。

videoSpec − 这将包含要为视频调用的详细信息。

以下是我们添加了 amp-video 的示例。当视频元素在页面上可用、页面上至少有 20% 可见、视频必须播放至少 2 秒并且连续显示 200 毫秒时,Amp-analytics 将触发跟踪器。当满足所有这些条件时,只有跟踪器会被触发。详细信息如下所示 −

Amp Analytics Ex

要添加有关元素可见性的条件以及其他条件,例如元素必须至少可见 20%,视频应播放 2 秒,所有这些条件都必须在 visibilitySpec 中指定,如下所示 −

<amp-analytics>
  <script type = "application/json">
   {
      "requests": {
         "event": "http://localhost:8080/googleamp/tracking.php?
         user=test&account=localhost&event=${eventId}"
      },
      "triggers": {
         "trackPageview": {
            "on": "visible",
            "request": "event",
               "visibilitySpec": {
                  "selector": "#videoplayer",
                  "visiblePercentageMin": 20,
                  "totalTimeMin": 2000,
                  "continuousTimeMin": 200
               },
               "vars": {
                  "eventId": "video"
               }
         }
      }
   }
   </script>
</amp-analytics>

videoSpec 允许您定义触发跟踪器触发的条件。条件在此处列出 −

waitFor

此属性用于可见性触发器在触发前等待某些情况。waitFor 可用的选项为 none、ini-loadrender-start。默认情况下,waitFor 的值为 ini-load。

reportWhen

此属性用于可见性触发器在触发前等待某些情况。支持的值是 documentExit。您不能在 visibilitySpec

内同时使用 reportWhenrepeat 属性

continuousTimeMin 和 ContinuousTimeMax

此属性表示要触发可见性跟踪器,元素必须在 continuousTimeMincontinuousTimeMax 之间持续处于视口中。如果未指定 continousTimeMin,则默认设置为 0。该值以毫秒为单位指定。

totalTimeMin 和 totalTimeMin

此属性表示要触发可见性跟踪器,元素必须在 totalTimeMintotalTimeMin 之间处于视口中。如果未指定 totalTimeMin,则默认为 0。该值以毫秒为单位指定。

visiblePercentageMin 和 visiblePercentageMax

此属性表示要触发可见性跟踪器,元素需要在分配给 visiblePercetageMin 和 visiblePercentageMax 的百分比之间在视口内可见。visiblePercentageMin 的默认值为 0,visibilePercentageMax 的默认值为 100。如果两个值均为 0,则可见性触发器将在元素不可见时触发,如果两个值均为 100,则将在元素完全可见时触发。

Repeat

如果设置为 true,则每次满足visibilitySpec 条件时都会触发触发器。默认情况下,repeat 的值为 false。它不能与 reportWhen 属性一起使用。

此处显示了点击触发器的示例 −

<!doctype html>
<html amp>
   <head>
      <meta charset = "utf-8">
      <title>amp-analytics</title>
      <script async src = "https://cdn.ampproject.org/v0.js">
      </script>
      <script async custom-element = "amp-analytics" 
      src="https://cdn.ampproject.org/v0/amp-analytics-0.1.js">
      </script>
      <link rel = "canonical" href = "ampanalytics.html">
      <meta name = "viewport" content = "width = device-width,
      minimum-scale = 1,initial-scale = 1">

      <style amp-boilerplate>
         body{
            -webkit-animation:
            -amp-start 8s steps(1,end) 0s 1 normal both;-moz-animation:
            -amp-start 8s steps(1,end) 0s 1 normal both;-ms-animation:
            -amp-start 8s steps(1,end) 0s 1 normal both;animation:
            -amp-start 8s steps(1,end) 0s 1 normal both
         }
         @-webkit-keyframes 
         -amp-start{from{visibility:hidden}to{visibility:visible}}@-moz-keyframes 
         -amp-start{from{visibility:hidden}to{visibility:visible}}@-ms-keyframes 
         -amp-start{from{visibility:hidden}to{visibility:visible}}@-o-keyframes 
         -amp-start{from{visibility:hidden}to{visibility:visible}}@keyframes 
         -amp-start{from{visibility:hidden}to{visibility:visible}}
      </style>
      <noscript>
         <style amp-boilerplate>
            body{
               -webkit-animation:none;
               -moz-animation:none;
               -ms-animation:none;
               animation:none}
         </style>
      </noscript>
      <script async custom-element = "amp-video" 
         src = "https://cdn.ampproject.org/v0/amp-video-0.1.js">
      </script>
      <style amp-custom>
         a {
            color: blue;
         }
      </style>
   </head>
   <body>
      <h1>Google Amp - Analytics</h1>
      <a>Click Here</a>
      <amp-analytics>
         <script type = "application/json">
            {
               "requests": {
                  "event": "http://localhost:8080/googleamp/tracking.php?
                  user=test&account=localhost&event=${eventId}"
               },
               "triggers": {
                  "trackAnchorClicks": {
                  "on": "click",
                  "selector": "a",
                  "request": "event",
                     "vars": {
                        "eventId": "clickonlink"
                     }
                  }
               }
            }
         </script>
      </amp-analytics>
   </body>
</html>

输出

Amp Visibility

点击链接时,事件将被触发,如下所示 −

Amp Visibility Link