add MyShow

Author: xianhu

MyShow/GetData_zhihu.py

@@ -0,0 +1,38 @@
+# _*_ coding: utf-8 _*_
+
+import pymysql
+
+con = pymysql.connect(host="xxxx", user="root", passwd="xxxx", db="xxxx", charset="utf8")
+cursor = con.cursor()
+con.autocommit(1)
+
+
+def get_all_topics():
+    cursor.execute("select distinct t_topic_id, t_topic_name from t_zhihutopics where t_topic_haschildren = 1;")
+    return [item for item in cursor.fetchall() if item[0].strip()]
+
+
+def get_topic_data(topic_id, topic_name):
+    data_dict = {
+        "type": "force",
+        "nodes": [
+            {"id": topic_id, "name": topic_name, "level": 0}
+        ],
+        "links": []
+    }
+
+    nodes_set = set([topic_id])
+    dai_ids = set([topic_id])
+    while dai_ids:
+        cursor.execute("select * from t_zhihutopics where t_topic_parentid = %s;", [dai_ids.pop()])
+        for item in cursor.fetchall():
+            _, t_id, t_name, t_pid, t_haschild, _ = item
+
+            if t_id not in nodes_set:
+                nodes_set.add(t_id)
+                data_dict["nodes"].append({"id": t_id, "name": t_name, "level": 1 if t_pid == topic_id else 2})
+            data_dict["links"].append({"source": t_pid, "target": t_id})
+
+            if t_haschild == 1:
+                dai_ids.add(t_id)
+    return data_dict

MyShow/MyShow.py

@@ -0,0 +1,100 @@
+# _*_ coding: utf-8 _*_
+
+import logging
+import GetData_zhihu
+
+# flask
+from flask import Flask, session, request
+from flask import render_template, flash, redirect, url_for, jsonify
+
+# flask extends
+from flask_bootstrap import Bootstrap
+from flask_wtf import FlaskForm
+from wtforms import StringField, PasswordField, SubmitField
+from wtforms.validators import Length, Email
+
+# application
+app = Flask(__name__)
+app.config["SECRET_KEY"] = "hard to guess string"
+
+# manager and bootstrap
+bootstrap = Bootstrap(app=app)
+
+# global data
+zhihu_all_topics = GetData_zhihu.get_all_topics()
+zhihu_all_topics_key = {}
+zhihu_init_topics = GetData_zhihu.get_topic_data(topic_id="19559424", topic_name="数据分析")
+
+
+# form class
+class UserForm(FlaskForm):
+    name = StringField("name", validators=[Email(message="邮箱格式不正确！")])
+    password = PasswordField("password",  validators=[Length(min=6, message="密码长度至少6位！")])
+    submit = SubmitField("提 交")
+
+
+@app.route("/", methods=["GET", "POST"])
+def temp():
+    return redirect(url_for("index"))
+
+
+@app.route("/index/", methods=["GET", "POST"])
+def index():
+    user_form = UserForm()
+    if request.method == "POST":
+        if user_form.validate_on_submit():
+            session["username"] = user_form.name.data
+        else:
+            flash(user_form.errors["name"][0] if "name" in user_form.errors else user_form.errors["password"][0])
+    else:
+        if request.args.get("action") == "login_out":
+            flash("您已成功退出系统！")
+            session["username"] = None
+            return redirect(url_for("index"))
+        elif request.args.get("action") == "overview":
+            session["page_type"] = "overview"
+            return redirect(url_for("index"))
+        elif request.args.get("action") == "zhihu_topics":
+            session["page_type"] = "zhihu_topics"
+            return redirect(url_for("index"))
+    return render_template("index.html", name=session.get("username"), page_type=session.get("page_type", "overview"), form=user_form)
+
+
+@app.route("/zhihu_get_topics_list/", methods=["post"])
+def zhihu_get_topics_list():
+    key = request.form.get("key")
+    result = {"success": 1, "data": []}
+    if key:
+        if key in zhihu_all_topics_key:
+            result = zhihu_all_topics_key[key]
+        else:
+            for item in zhihu_all_topics:
+                if item[1].find(key) >= 0:
+                    result["data"].append({"id": item[0], "name": item[1]})
+            if len(result["data"]) > 0:
+                result["success"] = 1
+                zhihu_all_topics_key[key] = result
+                logging.debug("all_topics_key increase: %s", len(zhihu_all_topics_key))
+    return jsonify(result)
+
+
+@app.route("/zhihu_get_topics_data/", methods=["post"])
+def zhihu_get_topics_data():
+    if request.form["id"] == "19554449":
+        result = zhihu_init_topics
+    else:
+        result = GetData_zhihu.get_topic_data(request.form["id"], request.form["name"])
+    return jsonify(result)
+
+
+@app.errorhandler(404)
+def page_not_found(excep):
+    return render_template("error.html", error=excep, name=session.get("username")), 404
+
+
+# main process
+if __name__ == "__main__":
+    logging.basicConfig(level=logging.DEBUG, format="%(asctime)s\t%(levelname)s\t%(message)s")
+    logging.debug("app url_map: %s", app.url_map)
+
+    app.run()

MyShow/static/css/dashboard.css

@@ -0,0 +1,105 @@
+/*
+ * Base structure
+ */
+
+/* Move down content because we have a fixed navbar that is 50px tall */
+body {
+  padding-top: 50px;
+}
+
+
+/*
+ * Global add-ons
+ */
+
+.sub-header {
+  padding-bottom: 10px;
+  border-bottom: 1px solid #eee;
+}
+
+/*
+ * Top navigation
+ * Hide default border to remove 1px line.
+ */
+.navbar-fixed-top {
+  border: 0;
+}
+
+/*
+ * Sidebar
+ */
+
+/* Hide for mobile, show later */
+.sidebar {
+  display: none;
+}
+@media (min-width: 768px) {
+  .sidebar {
+    position: fixed;
+    top: 51px;
+    bottom: 0;
+    left: 0;
+    z-index: 1000;
+    display: block;
+    padding: 20px;
+    overflow-x: hidden;
+    overflow-y: auto; /* Scrollable contents if viewport is shorter than content. */
+    background-color: #f5f5f5;
+    border-right: 1px solid #eee;
+  }
+}
+
+/* Sidebar navigation */
+.nav-sidebar {
+  margin-right: -21px; /* 20px padding + 1px border */
+  margin-bottom: 20px;
+  margin-left: -20px;
+}
+.nav-sidebar > li > a {
+  padding-right: 20px;
+  padding-left: 20px;
+}
+.nav-sidebar > .active > a,
+.nav-sidebar > .active > a:hover,
+.nav-sidebar > .active > a:focus {
+  color: #fff;
+  background-color: #428bca;
+}
+
+
+/*
+ * Main content
+ */
+
+.main {
+  padding: 20px;
+}
+@media (min-width: 768px) {
+  .main {
+    padding-right: 40px;
+    padding-left: 40px;
+  }
+}
+.main .page-header {
+  margin-top: 0;
+}
+
+
+/*
+ * Placeholder dashboard ideas
+ */
+
+.placeholders {
+  margin-bottom: 30px;
+  text-align: center;
+}
+.placeholders h4 {
+  margin-bottom: 0;
+}
+.placeholder {
+  margin-bottom: 20px;
+}
+.placeholder img {
+  display: inline-block;
+  border-radius: 50%;
+}