admin_service.py: refactor view function article().

app/admin_service.py

@@ -37,6 +37,22 @@ def admin():
 
 @adminService.route("/admin/article", methods=["GET", "POST"])
 def article():
+
+    def _make_title_and_content(article_lst):
+        for article in article_lst:
+            text = escape(article.text) # Fix XSS vulnerability, contributed by Xu Xuan
+            article.title = text.split("\n")[0]
+            article.content = '<br/>'.join(text.split("\n")[1:])
+
+
+    def _update_context():
+        article_len = get_number_of_articles()
+        context["article_number"] = article_len
+        context["text_list"] = get_page_articles(_cur_page, _page_size)
+        _articles = get_page_articles(_cur_page, _page_size)
+        _make_title_and_content(_articles)
+        context["text_list"] = _articles
+
     global _cur_page, _page_size
 
     is_admin = check_is_admin()
@@ -55,10 +71,7 @@ def article():
         return "page parmas must be int!"
 
     _articles = get_page_articles(_cur_page, _page_size)
-    for article in _articles:   # 获取每篇文章的title
-        text = escape(article.text) # Fix XSS vulnerability, contributed by Xu Xuan
-        article.title = text.split("\n")[0]
-        article.content = '<br/>'.join(text.split("\n")[1:])
+    _make_title_and_content(_articles)
     
     context = {
         "article_number": _article_number,
@@ -68,17 +81,6 @@ def article():
         "username": session.get("username"),
     }
 
-    def _update_context():
-        article_len = get_number_of_articles()
-        context["article_number"] = article_len
-        context["text_list"] = get_page_articles(_cur_page, _page_size)
-        _articles = get_page_articles(_cur_page, _page_size)
-        for article in _articles:   # 获取每篇文章的title
-            text = escape(article.text) # Fix XSS vulnerability, contributed by Xu Xuan
-            article.title = text.split("\n")[0]
-            article.content = '<br/>'.join(text.split("\n")[1:])
-
-        context["text_list"] = _articles
 
     if request.method == "GET":
         try:
@@ -102,6 +104,7 @@ def article():
             _update_context()
             title = content.split('\n')[0]
             flash(f'Article added. Title: {title}')
+
     return render_template("admin_manage_article.html", **context)