feat: add keywords and description setting (#204)

2020-06-13 13:32:56 +08:00 · 2020-06-13 13:32:56 +08:00 · 5cd97255aa
parent 38fe6e33ad
commit 5cd97255aa
4 changed files with 107 additions and 50 deletions
--- a/header.php
+++ b/header.php
@ -3,7 +3,7 @@
 * 主题页眉
 * @author Seaton Jiang <seaton@vtrois.com>
 * @license MIT License
- * @version 2020.04.12
+ * @version 2020.06.13
 */
 ?>
 <!DOCTYPE html>
@ -14,8 +14,8 @@
    <title><?php wp_title( '-', true, 'right' ); ?></title>
    <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
    <meta name="format-detection" content="telphone=no, email=no">
-    <meta name="keywords" content="<?php keywords(); ?>">
-    <meta name="description" itemprop="description" content="<?php description(); ?>">
+    <meta name="keywords" content="<?php echo keywords(); ?>">
+    <meta name="description" itemprop="description" content="<?php echo description(); ?>">
    <meta name="theme-color" content="<?php echo kratos_option('g_chrome', '#282a2c'); ?>">
    <meta itemprop="image" content="<?php echo share_thumbnail_url(); ?>"/>
    <link rel="shortcut icon" href="<?php echo kratos_option('g_icon'); ?>">
--- a/inc/theme-article.php
+++ b/inc/theme-article.php
@ -382,4 +382,60 @@ function recover_comment_fields($comment_fields){
    $comment_fields = array_merge($comment_fields ,array('comment' => $comment));
    return $comment_fields;
 }
-add_filter('comment_form_fields','recover_comment_fields');
+add_filter('comment_form_fields','recover_comment_fields');
+
+$new_meta_boxes =
+array(
+  "description" => array(
+    "name" => "seo_description",
+    "std" => "",
+    "title" => __( '描述', 'kratos' )
+),
+  "keywords" => array(
+    "name" => "seo_keywords",
+    "std" => "",
+    "title" => __( '关键词', 'kratos' )
+)
+);
+
+function seo_meta_boxes() {
+    $post_types = get_post_types();
+    add_meta_box( 'meta-box-id', __( 'SEO 设置', 'kratos' ), 'post_seo_callback', $post_types );
+}
+add_action( 'add_meta_boxes', 'seo_meta_boxes' );
+
+function post_seo_callback( $post ) {
+    global $new_meta_boxes;
+
+    foreach($new_meta_boxes as $meta_box) {
+      $meta_box_value = get_post_meta($post->ID, $meta_box['name'].'_value', true);
+  
+      if($meta_box_value == "")
+        $meta_box_value = $meta_box['std'];
+  
+      echo '<h3 style="font-size: 14px; padding: 9px 0; margin: 0; line-height: 1.4;">'.$meta_box['title'].'</h3>';
+      echo '<textarea cols="60" rows="3" style="width:100%" name="'.$meta_box['name'].'_value">'.$meta_box_value.'</textarea><br/>';
+    }
+    
+    echo '<input type="hidden" name="metaboxes_nonce" id="metaboxes_nonce" value="'.wp_create_nonce( plugin_basename(__FILE__) ).'" />';
+}
+
+function wpdocs_save_meta_box( $post_id ) {
+    global $new_meta_boxes;
+   
+    if ( !wp_verify_nonce( $_POST['metaboxes_nonce'], plugin_basename(__FILE__) ))
+      return;
+     
+    if ( !current_user_can( 'edit_posts', $post_id ))
+      return;
+                 
+    foreach($new_meta_boxes as $meta_box) {
+      $data = $_POST[$meta_box['name'].'_value'];
+  
+      if($data == "")
+        delete_post_meta($post_id, $meta_box['name'].'_value', get_post_meta($post_id, $meta_box['name'].'_value', true));
+      else
+        update_post_meta($post_id, $meta_box['name'].'_value', $data);
+     }
+}
+add_action( 'save_post', 'wpdocs_save_meta_box' );
--- a/inc/theme-setting.php
+++ b/inc/theme-setting.php
@ -3,7 +3,7 @@
 * 站点相关函数
 * @author Seaton Jiang <seaton@vtrois.com>
 * @license MIT License
- * @version 2020.04.12
+ * @version 2020.06.13
 */

 // 标题配置
@ -28,61 +28,54 @@ add_filter('wp_title', 'title', 10, 2);
 // Keywords 配置
 function keywords()
 {
-    if (is_home() || is_front_page()) {
-        echo kratos_option('seo_keywords');
-    } elseif (is_category()) {
-        echo kratos_option('seo_keywords') . ',';
-        single_cat_title();
+    global $post;
+    if (is_home()) {
+        $keywords = kratos_option('seo_keywords');
    } elseif (is_single()) {
-        echo trim(wp_title('', false)) . ',';
-        echo kratos_option('seo_keywords') . ',';
-        if (has_tag()) {
-            foreach (get_the_tags() as $tag) {
-                echo $tag->name . ',';
+        $keywords = get_post_meta($post->ID, "seo_keywords_value", true);
+        if($keywords == '') {
+            $tags = wp_get_post_tags($post->ID);    
+            foreach ($tags as $tag ) {        
+                $keywords = $keywords . $tag->name . ", ";    
            }
+            $keywords = rtrim($keywords, ', ');
        }
-        foreach (get_the_category() as $category) {
-            echo $category->cat_name . ',';
+    } elseif (is_page()) {
+        $keywords = get_post_meta($post->ID, "seo_keywords_value", true);
+        if($keywords == '') {
+            $keywords = kratos_option('seo_keywords');
        }
-    } elseif (is_search()) {
-        echo kratos_option('seo_keywords') . ',';
-        the_search_query();
    } else {
-        echo kratos_option('seo_keywords') . ',';
-        echo trim(wp_title('', false));
+        $keywords = single_tag_title('', false);
    }
+    return trim(strip_tags($keywords));
 }

 // Description 配置
 function description()
 {
-    if (is_home() || is_front_page()) {
-        echo trim(kratos_option('seo_description'));
-    } elseif (is_category()) {
-        $description = strip_tags(category_description());
-        echo trim($description);
+    global $post;
+    if (is_home()) {
+        $description = kratos_option('seo_description');
    } elseif (is_single()) {
-        if (get_the_excerpt()) {
-            echo get_the_excerpt();
-        } else {
-            global $post;
-            $description = trim(str_replace(array("\r\n", "\r", "\n", "　", " "), " ", str_replace("\"", "'", strip_tags($post->post_content))));
-            echo mb_substr($description, 0, 220, 'utf-8');
+        $description = get_post_meta($post->ID, "seo_description_value", true);
+        if ($description == '') {
+            $description = get_the_excerpt();
        }
-    } elseif (is_search()) {
-        echo '「';
-        the_search_query();
-        echo '」共找到 ';
-        global $wp_query;
-        echo $wp_query->found_posts;
-        echo ' 个记录';
+        if ($description == '') {
+            $description = str_replace("\n","",mb_strimwidth(strip_tags($post->post_content), 0, 200, "…", 'utf-8'));
+        }
+    } elseif (is_category()) {
+        $description = category_description();
    } elseif (is_tag()) {
-        $description = strip_tags(tag_description());
-        echo trim($description);
-    } else {
-        $description = strip_tags(term_description());
-        echo trim($description);
+        $description = tag_description();
+    } elseif (is_page()) {
+        $description = get_post_meta($post->ID, "seo_description_value", true);
+        if ($description == '') {
+            $description = kratos_option('seo_description');
+        }
    }
+    return trim(strip_tags($description));
 }

 // robots.txt 配置
--- a/languages/kratos.pot
+++ b/languages/kratos.pot
@ -3,7 +3,7 @@ msgid ""
 msgstr ""
 "Plural-Forms: nplurals=INTEGER; plural=EXPRESSION;\n"
 "Project-Id-Version: Kratos\n"
-"POT-Creation-Date: 2020-06-08 14:23+0800\n"
+"POT-Creation-Date: 2020-06-13 13:30+0800\n"
 "PO-Revision-Date: 2020-02-14 23:32+0800\n"
 "Last-Translator: \n"
 "Language-Team: \n"
@ -233,6 +233,18 @@ msgstr ""
 msgid "添加表情"
 msgstr ""

+#: inc/theme-article.php:392
+msgid "描述"
+msgstr ""
+
+#: inc/theme-article.php:397 inc/theme-options.php:218
+msgid "关键词"
+msgstr ""
+
+#: inc/theme-article.php:403
+msgid "SEO 设置"
+msgstr ""
+
 #: inc/theme-core.php:67
 msgid "您已经赞过了"
 msgstr ""
@ -441,10 +453,6 @@ msgstr ""
 msgid "搜索引擎或者社交工具分享首页时抓取的图片"
 msgstr ""

-#: inc/theme-options.php:218
-msgid "关键词"
-msgstr ""
-
 #: inc/theme-options.php:219
 msgid "每个关键词之间需要用「英文逗号」分割"
 msgstr ""