增加搜索页面

apps/search.py

@@ -0,0 +1,41 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+"""
+    search 搜索
+"""
+
+import tornado.web
+import tornado.database
+from settings import db, NAVNUM
+from libs import markdown
+from tornado.escape import xhtml_escape
+
+md = markdown.Markdown(safe_mode=True)
+
+class BaseHandler(tornado.web.RequestHandler):
+
+    @property
+    def db(self):
+        blogdb = tornado.database.Connection(
+            host=db["host"] + ":" + db["port"], database=db["db"],
+            user=db["user"], password=db["password"])
+        return blogdb
+
+    def get_current_user(self):
+        user_id = self.get_secure_cookie("user")
+        if not user_id:
+            return None
+        return self.db.get("SELECT * FROM users WHERE id = %s", int(user_id))
+
+class CodeHandler(BaseHandler):
+
+    def get(self):
+
+        q = xhtml_escape(self.get_argument("q"))
+
+        entries = self.db.query("SELECT * FROM entries where title like '%%" + q + "%%' LIMIT 30")
+
+        count = len(entries)
+        pages = (count - 1) / NAVNUM + 1
+        self.render("search.html", entries=entries, pages=pages, counts=count)

templates/base.html

@@ -16,6 +16,12 @@
         <div class="hright">
           <a href="/newcode"><button class="btn success">New Code</button></a>
         </div>
+        <form method="get" action='/search/'>
+        <div class="hright">
+          <input type="text" name="q" placeholder="搜索..."/>
+          <button type="submit" class="btn">Search</button>
+        </div>
+        </form>
         <div class="hleft box">
           <h1><a href="/">{{ escape(handler.settings["sitename"]) }}</a></h1>
         </div>

templates/search.html

@@ -0,0 +1,57 @@
+{% extends "base.html" %}
+
+{% block body %}
+    <table class="bordered-table zebra-striped">
+        <thead>
+          <tr>
+            <th style="width: 30px;">序号</th>
+            <th style="width: 190px;">标题</th>
+            <th>介绍</th>
+          </tr>
+        </thead>
+        <tbody>
+          {% for i,entry in enumerate(entries) %}
+          <tr>
+            <td>#{{counts-i}}</td>
+            <td><a href="/{{ entry.slug }}">{{entry.title}}</a></td>
+            <td>{{entry.info[ :100]}}</td>
+          </tr>
+          {% end %}
+        </tbody>
+    </table>
+<div class="pagination">
+  <ul>
+{% if pages>11 %}
+     <li class="prev disabled"><a href="#">&larr; Previous</a></li>
+    {% for i in range(1,6) %}
+        {% if i==1 %}
+            <li class="active"><a href="#">{{i}}</a></li>
+        {% elif i==1 %}
+            <li><a href="/">{{i}}</a></li>
+        {% else %}
+            <li><a href="/page/{{i}}">{{i}}</a></li>
+        {% end %}
+    {% end %}
+    <li class="disabled"><a href="#">...</a></li>
+    {% for i in range(pages-4,pages+1) %}
+         <li><a href="/page/{{i}}">{{i}}</a></li>
+    {% end %}
+    <li class="next"><a href="/page/2">Next &rarr;</a></li>
+{% else %}
+    <li class="prev disabled"><a href="#">&larr; Previous</a></li>
+    {% for i in range(pages) %}
+        {% if i==0 %}
+            <li class="active"><a href="/">{{i+1}}</a></li>
+        {% else %}
+            <li><a href="/page/{{i+1}}">{{i+1}}</a></li>
+        {% end %}
+    {% end %}
+    {% if pages==1 %}
+        <li class="next disabled"><a href="#">Next &rarr;</a></li>
+    {% else %}
+        <li class="next"><a href="/page/2">Next &rarr;</a></li>
+    {% end %}
+{% end %}
+  </ul>
+</div>
+{% end %}

urls.py

@@ -1,7 +1,7 @@
 #!/usr/bin/env python
 # -*- coding: utf-8 -*-
 
-from apps import code, admin
+from apps import code, admin, search
 
 urls = [(r"/", code.HomeHandler),
         (r"/(\d+)", code.EntryHandler),
@@ -10,8 +10,10 @@
         (r"/update/(\d+)", code.UpdateHandler),
         (r"/delete", code.DeleteHandler),
         (r"/page/(\d+)", code.PageHandler),
+        (r"/search/", search.CodeHandler),
         (r"/auth/login", admin.LoginHandler),
         (r"/auth/logout", admin.LogoutHandler),
         (r"/admin/start", admin.SiteStartHandler),
         (r"/admin/delete/(\d+)", admin.DeleteHandler),
-        (r"/feed", code.FeedHandler), ]
+        (r"/feed", code.FeedHandler),
+        ]