chore(doc): update en search plugin doc

.travis.yml

@@ -14,7 +14,7 @@ jobs:
         - cp _config.theme.yml themes/icarus/_config.yml
         - ([[ -e _config.page.yml ]] && cp _config.page.yml themes/icarus/) || true
         - ([[ -e _config.post.yml ]] && cp _config.post.yml themes/icarus/) || true
-        # - hexo algolia
+        - hexo algolia
         - hexo g
       deploy:
         provider: pages

source/_posts/en/Donation-Buttons.md

@@ -26,13 +26,6 @@ donates:
         qrcode: /gallery/donate/wechat.jpg
 ---
 
-<article class="message message-immersive is-primary">
-<div class="message-body">
-<i class="fas fa-globe-asia mr-2"></i>
-This article is also available in <a href="{% post_path zh-CN/Donation-Buttons %}">简体中文</a>.
-</div>
-</article>
-
 This article covers donation button configurations supported by Icarus 3.
 If you need to display multiple donation buttons at once, add individual button configuration
 to the `donates` array like the following:
@@ -47,6 +40,13 @@ donates:
         ...
 {% endcodeblock %}
 
+<article class="message message-immersive is-primary">
+<div class="message-body">
+<i class="fas fa-globe-asia mr-2"></i>
+This article is also available in <a href="{% post_path zh-CN/Donation-Buttons %}">简体中文</a>.
+</div>
+</article>
+
 <!-- more -->
 
 <article class="message message-immersive is-primary">

source/_posts/en/Search-Plugins.md

@@ -9,21 +9,25 @@ language: en
 toc: true
 ---
 
-<div class="notification is-success is-size-6">
-This article is also available in: <a href="{% post_path zh-CN/Search-Plugins %}">简体中文</a>.
-</div>
+This article covers search plugin configurations supported by Icarus 3.
 
-This article covers some search plugins supported by Icarus 3.
+<article class="message message-immersive is-primary">
+<div class="message-body">
+<i class="fas fa-globe-asia mr-2"></i>
+This article is also available in <a href="{% post_path zh-CN/Search-Plugins %}">简体中文</a>.
+</div>
+</article>
 
 <!-- more -->
 
-<div class="notification is-link is-size-6">
-
-The search plugins of Icarus are provided by
-[ppoffice/hexo-component-inferno](https://github.com/ppoffice/hexo-component-inferno).
-Please refer to it for a complete list of supported plugins and their configurations.
-
+<article class="message message-immersive is-primary">
+<div class="message-body">
+<i class="fas fa-info-circle mr-2"></i>
+The following search plugins are provided by
+<a href="https://github.com/ppoffice/hexo-component-inferno">ppoffice/hexo-component-inferno</a>.
+Please refer to it for a complete list of supported plugins and their configuration details.
 </div>
+</article>
 
 ## Algolia
 
@@ -36,13 +40,20 @@ Please refer to it for a complete list of supported plugins and their configurat
    Hexo site.
 
 2. Register and log into [Algolia](https://www.algolia.com/).
-   Click "Create Index" button on the dashboard when you log in for the first time.
-   Then, enter the name of Index (Index name) and click the "Create" button to complete index creation.
+   Click the "Create Index" button on the dashboard when you log in for the first time.
+   Then, enter the name of the index and click the "Create" button to complete index creation.
+
+   {% img "box ml-auto mr-auto" /gallery/screenshots/algolia-create-index.png 360 '"Create Index - Algolia" "Create Index - Algolia"' %}
+   <br>
 
 3. Next, click "API Keys" on the left navigation bar, copy "Application ID" and "Search-Only API Key" on the page.
    Open site configuration file `_config.yml` under the root directory of your Hexo site and fill in the above 
    information to the hexo-algolia plugin configurations.
-   For example, the following Aloglia index information
+
+   {% img "box ml-auto mr-auto" /gallery/screenshots/algolia-api-keys.png 360 '"API Keys - Algolia" "API Keys - Algolia"' %}
+   <br>
+
+   For example, the following Aloglia index information:
 
     {% codeblock "Algolia Index Information" %}
     Algolia Index Name: My-Hexo-Site
@@ -50,7 +61,7 @@ Please refer to it for a complete list of supported plugins and their configurat
     Search-Only API Key: 7b08fca7d42412cee901a25643124221
     {% endcodeblock %}
 
-    can be mapped to the following plugin configuration
+    maps to the following plugin configuration:
 
     {% codeblock _config.yml lang:yaml %}
     algolia:
@@ -61,39 +72,41 @@ Please refer to it for a complete list of supported plugins and their configurat
 
 4. Go back to the "API Keys" page from the Algolia dashboard and switch to the "All API Keys" tab.
    Click the "New API Key" button.
-   On the popup "Create API Key" dialog, select the index your created in the last step in "Indices" select box.
-   Then, type the domain name of your site to the "HTTP Referers" field and add `addObject`, `deleteObject`, 
-   `listIndexes`, `deleteIndex` to the "ACL" field.
+   On the popup "Create API Key" dialog, select the index you created in the last step in "Indices" select box.
+   Then, add `addObject`, `deleteObject`, `listIndexes`, `deleteIndex` to the "ACL" field.
    Click the "Create" button to finish key creation.
    Copy the API key you just created, e.g., `727fbd8c998fe419318fa350db6793ca`.
 
+   {% img "box ml-auto mr-auto" /gallery/screenshots/algolia-create-api-key.png 360 '"Create API Key - Algolia" "Create API Key - Algolia"' %}
+   <br>
+
 5. Open a Windows Command Prompt (CMD) or Linux/macOS terminal and change the working directory to the root
    directory of your Hexo site.
-   Set the environment variable used by the hexo-algolia plugin when upload the indices to Algolia to the 
-   API key you created in the last step.
+   Set the `HEXO_ALGOLIA_INDEXING_KEY` environment variable to the API key you created in the last step.
+   This variable is used by hexo-algolia when uploading indices to Algolia.
    
-   On Windows
+   On Windows:
 
     {% codeblock "Windows Command Prompt (CMD)" lang:cmd %}
     C:\Users\you> cd path/to/your/hexo/site
     C:\Users\you> set HEXO_ALGOLIA_INDEXING_KEY="727fbd8c998fe419318fa350db6793ca"
     {% endcodeblock %}
 
-   On Linux/macOS
+   On Linux/macOS:
 
     {% codeblock "Linux/macOS Terminal" lang:shell %}
     $ cd path/to/your/hexo/site
     $ export HEXO_ALGOLIA_INDEXING_KEY="727fbd8c998fe419318fa350db6793ca"
     {% endcodeblock %}
 
-    Then, run the following commands to clean up your site and upload indices to Algolia
+    Then, run the following commands to clean up your site and upload indices to Algolia:
 
     {% codeblock "Windows Command Prompt or Linux/macOS Terminal" lang:shell %}
     $ hexo clean
     $ hexo algolia
     {% endcodeblock %}
 
-6. Finally, open theme configuration file and set the search engine to Algolia
+6. Finally, set the search engine to Algolia in your theme configurations:
 
     {% codeblock themes/icarus/_config.yml lang:yaml %}
     search:
@@ -105,7 +118,7 @@ Please refer to it for a complete list of supported plugins and their configurat
 
 **Installation Guide**
 
-1. Open theme configuration file and set the set the search engine to Baidu
+1. Open theme configuration file and set search engine to Baidu:
 
     {% codeblock themes/icarus/_config.yml lang:yaml %}
     search:
@@ -121,19 +134,28 @@ Please refer to it for a complete list of supported plugins and their configurat
 </div>
 
 1. Log into your Google account and visit [Google CSE](https://cse.google.com/cse/create/new) to create a CSE.
-   Type in the domain name of your site in the "Sites to Search" field, select correct language from the "Language"
-   select box, and fill in the "Name of the search engine". Click the "Create" button to finish engine creation.
+   Type in the URL of your site (without `http://` or `https://`) in the "Sites to Search" field.
+   Select the correct language from the "Language" select box.
+   Then, fill in the "Name of the search engine". 
+   Click the "Create" button to finish engine creation.
+
+   {% img "box ml-auto mr-auto" /gallery/screenshots/google-cse-create.png 360 '"Create Custom Search - Google CSE" "Create Custom Search - Google CSE"' %}
+   <br>
 
 2. Then, click the "Get code" button on the right side of "Add it to your site". Copy the value of `cx` to the 
    search settings in your theme's configuration file.
-   For example, the following HTML code
+
+   {% img "box ml-auto mr-auto" /gallery/screenshots/google-cse-code.png 360 '"Get Code - Google CSE" "Get Code - Google CSE"' %}
+   <br>
+
+   For example, the following HTML code:
 
     {% codeblock "Google CSE HTML code" lang:html %}
     <script async src="https://cse.google.com/cse.js?cx=012345601234560123456:abcdefghijklmn"></script>
     <div class="gcse-search"></div>
     {% endcodeblock %}
 
-    can be mapped to the following theme configuration
+    maps to the following theme configuration:
 
     {% codeblock themes/icarus/_config.yml lang:yaml %}
     search:
@@ -147,7 +169,7 @@ Please refer to it for a complete list of supported plugins and their configurat
 **Installation Guide**
 
 1. Insight is the default search engine of this site.
-   You can enable it using the following theme configuration
+   You can enable it using the following theme configuration:
 
     {% codeblock themes/icarus/_config.yml lang:yaml %}
     search:
@@ -155,6 +177,9 @@ Please refer to it for a complete list of supported plugins and their configurat
     {% endcodeblock %}
 
 
-<div class="notification is-warning is-size-6">
+<article class="message message-immersive is-warning">
+<div class="message-body">
+<i class="fas fa-question-circle mr-2"></i>
 Something wrong with this article? Click <a href="https://github.com/ppoffice/hexo-theme-icarus/edit/site/source/_posts/en/Search-Plugins.md">here</a> to submit your revision.
 </div>
+</article>