Container snippets

src/main/java/com/wechi/adweb/bridge/google/gtm/dto/GTMContainerDTO.java

@@ -32,6 +32,10 @@ public class GTMContainerDTO extends ResourceDTO {
 
     private List<String> usageContext;
 
+    private String headSnippet;
+
+    private String bodySnippet;
+
     private String fingerprint;
 
     public static String toResourceName(String id) {

src/main/java/com/wechi/adweb/bridge/google/gtm/service/GTMService.java

@@ -17,6 +17,7 @@ import com.wechi.adweb.bridge.util.JsonUtils;
 import lombok.extern.slf4j.Slf4j;
 
 import org.apache.commons.lang3.BooleanUtils;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.stereotype.Service;
 
@@ -42,6 +43,8 @@ public class GTMService {
     @Value("${google.gtm.container.admins}")
     private List<String> containerAdmins;
 
+    @Autowired private SnippetService snippetService;
+
     public TagManager tagManager;
 
     @PostConstruct
@@ -110,6 +113,9 @@ public class GTMService {
                                 .tagIds(container.getTagIds())
                                 .notes(container.getNotes())
                                 .usageContext(container.getUsageContext())
+                                // Omits snippets for list request to reduce payload size.
+                                // .headSnippet(snippetService.getHeadSnippet(container.getPublicId()))
+                                // .bodySnippet(snippetService.getBodySnippet(container.getPublicId()))
                                 .fingerprint(container.getFingerprint())
                                 .build();
 
@@ -145,6 +151,8 @@ public class GTMService {
                             .tagIds(container.getTagIds())
                             .notes(container.getNotes())
                             .usageContext(container.getUsageContext())
+                            .headSnippet(snippetService.getHeadSnippet(container.getPublicId()))
+                            .bodySnippet(snippetService.getBodySnippet(container.getPublicId()))
                             .fingerprint(container.getFingerprint())
                             .build();
 
@@ -183,6 +191,10 @@ public class GTMService {
                             .tagIds(createdContainer.getTagIds())
                             .notes(createdContainer.getNotes())
                             .usageContext(createdContainer.getUsageContext())
+                            .headSnippet(
+                                    snippetService.getHeadSnippet(createdContainer.getPublicId()))
+                            .bodySnippet(
+                                    snippetService.getBodySnippet(createdContainer.getPublicId()))
                             .fingerprint(container.getFingerprint())
                             .build();
 

src/main/java/com/wechi/adweb/bridge/google/gtm/service/SnippetService.java

@@ -0,0 +1,48 @@
+package com.wechi.adweb.bridge.google.gtm.service;
+
+import com.google.common.io.Resources;
+
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Service;
+
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+
+import javax.annotation.PostConstruct;
+
+/**
+ * @author wfansh
+ */
+@Service
+public class SnippetService {
+
+    @Value("${google.gtm.snippet.head.template}")
+    private String headSnippetTemplate;
+
+    @Value("${google.gtm.snippet.body.template}")
+    private String bodySnippetTemplate;
+
+    private String headSnippetFormat;
+
+    private String bodySnippetFormat;
+
+    @PostConstruct
+    private void init() throws IOException {
+        headSnippetFormat =
+                Resources.toString(
+                        this.getClass().getClassLoader().getResource(headSnippetTemplate),
+                        StandardCharsets.UTF_8);
+        bodySnippetFormat =
+                Resources.toString(
+                        this.getClass().getClassLoader().getResource(bodySnippetTemplate),
+                        StandardCharsets.UTF_8);
+    }
+
+    public String getHeadSnippet(String containerPublicId) {
+        return String.format(headSnippetFormat, containerPublicId);
+    }
+
+    public String getBodySnippet(String containerPublicId) {
+        return String.format(bodySnippetFormat, containerPublicId);
+    }
+}

src/main/resources/application.properties

@@ -3,4 +3,6 @@ spring.application.name=adweb3-data-bridge
 server.port=9002
 ## Google Services
 google.service.account.key=google/service-account-key.json
-google.gtm.container.admins=advich456@gmail.com,wfansh@gmail.com
+google.gtm.container.admins=advich456@gmail.com,wfansh@gmail.com
+google.gtm.snippet.head.template=google/gtm/head-snippet.tmpl
+google.gtm.snippet.body.template=google/gtm/body-snippet.tmpl

src/main/resources/google/gtm/body-snippet.tmpl

@@ -0,0 +1,4 @@
+<!-- Google Tag Manager (noscript) -->
+<noscript><iframe src="https://www.googletagmanager.com/ns.html?id=%s"
+height="0" width="0" style="display:none;visibility:hidden"></iframe></noscript>
+<!-- End Google Tag Manager (noscript) -->

src/main/resources/google/gtm/head-snippet.tmpl

@@ -0,0 +1,7 @@
+<!-- Google Tag Manager -->
+<script>(function(w,d,s,l,i){w[l]=w[l]||[];w[l].push({'gtm.start':
+new Date().getTime(),event:'gtm.js'});var f=d.getElementsByTagName(s)[0],
+j=d.createElement(s),dl=l!='dataLayer'?'&l='+l:'';j.async=true;j.src=
+'https://www.googletagmanager.com/gtm.js?id='+i+dl;f.parentNode.insertBefore(j,f);
+})(window,document,'script','dataLayer','%s');</script>
+<!-- End Google Tag Manager -->