Chapter 4

app/routes.py

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+from flask import render_template, flash, redirect, url_for
+from app import app
+from app.forms import LoginForm
+
+
+@app.route("/")
+@app.route("/index")
+def index():
+    user = {"username": "Miguel"}
+    posts = [
+        {"author": {"username": "John"}, "body": "Beautiful day in Portland!"},
+        {"author": {"username": "Susan"}, "body": "The Avengers movie was so cool!"},
+    ]
+    return render_template("index.html", title="Home", user=user, posts=posts)
+
+
+@app.route("/login", methods=["GET", "POST"])
+def login():
+    form = LoginForm()
+    if form.validate_on_submit():
+        flash(
+            "Login requested for user {}, remember_me={}".format(
+                form.username.data, form.remember_me.data
+            )
+        )
+        return redirect(url_for("index"))
+    return render_template("login.html", title="Sign In", form=form)