-
Notifications
You must be signed in to change notification settings - Fork 0
/
main.py
186 lines (166 loc) · 6.8 KB
/
main.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
import jinja2, os, webapp2, re
from google.appengine.ext import db
from google.appengine.api import memcache, images
from databases import User, Post
import utils as u
JINJA_ENVIRONMENT = jinja2.Environment(
loader=jinja2.FileSystemLoader(os.path.join(os.path.dirname(__file__), 'templates')),
extensions=['jinja2.ext.autoescape'],
autoescape=True)
def blog_front(update = False):
key = 'recent'
r = memcache.get(key)
if r:
posts = r
else:
posts = None
if posts is None or update:
posts = db.GqlQuery("SELECT * FROM Post ORDER BY created DESC LIMIT 5")
posts = list(posts)
memcache.set(key, posts)
return posts
class BlogHandler(webapp2.RequestHandler):
def markup(self, template, **values):
self.response.write(JINJA_ENVIRONMENT.get_template(template).render(values))
def set_cookie(self, name, value):
self.response.headers.add_header('Set-Cookie', name + '=' + u.make_secure_value(value) + '; Path=/')
def check_cookie(self, template):
cookie_str = self.request.cookies.get('user_id')
if cookie_str and u.check_secure_value(cookie_str):
uid = cookie_str.split('|')[0]
user = User.get_by_id(int(uid))
self.markup(template, username = user.username)
else:
self.redirect("/signin")
def cookie_logout(self):
cookie_str = self.request.cookies.get('user_id')
if cookie_str and u.check_secure_value(cookie_str):
return True
else:
return False
class Blog(BlogHandler):
def get(self):
top5 = [("First slide", "holder.js/900x500/auto/#888:#8a8a8a/text:First slide"),
("Second slide", "holder.js/900x500/auto/#777:#7a7a7a/text:Second slide"),
("Third slide", "holder.js/900x500/auto/#666:#6a6a6a/text:Third slide"),
("Fourth slide", "holder.js/900x500/auto/#555:#5a5a5a/text:Fourth slide"),
("Fifth slide", "holder.js/900x500/auto/#444:#4a4a4a/text:Fifth slide"),]
posts = blog_front()
self.markup("blog.html", posts = posts, top5 = top5, cookie_logout = self.cookie_logout())
class PostPage(BlogHandler):
def get(self, post_id):
post = Post.get_by_id(int(post_id))
self.markup("post.html", post = post, cookie_logout = self.cookie_logout())
class ServeImage(webapp2.RequestHandler):
def get(self):
test = db.get(self.request.get('img_id'))
if test.image:
self.response.headers['Content-Type'] = 'image/jpg'
self.response.out.write(test.image)
else:
self.error(404)
class PostList(BlogHandler):
def get(self, category):
if category:
posts = db.GqlQuery("SELECT * FROM Post WHERE tag = :cat ORDER BY created DESC", cat=category)
posts = list(posts)
else:
category = "all"
posts = db.GqlQuery("SELECT * FROM Post ORDER BY created DESC")
posts = list(posts)
self.markup("list.html", category = category, posts = posts, cookie_logout = self.cookie_logout())
class Search(BlogHandler):
def get(self):
search_phrase = self.request.get("keyword")
keywords = search_phrase.split()
posts = db.GqlQuery("SELECT * FROM Post")
posts = list(posts)
results = set()
for post in posts:
for keyword in keywords:
if (keyword.lower() in post.subject.lower()) or (keyword.lower() in post.content.lower()):
results.add(post)
self.markup("list.html", search_phrase = search_phrase, posts = results, cookie_logout = self.cookie_logout())
class Signup(BlogHandler):
def get(self):
self.markup('signup.html')
def post(self):
username = self.request.get('username')
password = self.request.get('password')
verify = self.request.get('verify')
email = self.request.get('email')
user = User.by_name(username)
values = {}
if not u.valid_username(username):
values['error_username'] = "That's not a valid username."
if user:
values['error_username2'] = "Username already exists."
if not u.valid_password(password):
values['error_password'] = "That wasn't a valid password."
if password != verify:
values['error_verify'] = "Your passwords didn't match."
if not u.valid_email(email):
values['error_email'] = "That's not a valid email."
if values:
values.update({'username' : username, 'email' : email})
self.markup('signup.html', **values)
else:
password_hashed = u.make_password_hash(username, password)
user = User(username = username, password_hashed = password_hashed, email = email)
user.put()
self.set_cookie("user_id", str(user.key().id()))
self.redirect("/dashboard")
class Signin(BlogHandler):
def get(self):
self.markup('signin.html')
def post(self):
username = self.request.get('username')
password = self.request.get('password')
user = User.by_name(username)
if user and u.valid_password_hash(username, password, user.password_hashed):
self.set_cookie("user_id", str(user.key().id()))
self.redirect("/dashboard")
else:
msg = "Invalid signin"
self.markup('signin.html', username = username, error = msg)
class Dashboard(BlogHandler):
def get(self):
self.check_cookie("dashboard.html")
class NewPost(BlogHandler):
def get(self):
self.check_cookie("newpost.html")
def post(self):
subject = self.request.get("subject")
content = self.request.get("content")
tag = self.request.get("tag")
image = self.request.get("img")
if subject and content:
if image:
image = images.resize(image, 400, 400)
image = db.Blob(image)
else:
image = None
b = Post(subject = subject, content = content, tag = tag, image = image)
b.put()
blog_front(True)
permalink = str(b.key().id())
self.redirect("/post/" + permalink)
else:
msg = "subject and content, please!"
self.markup("newpost.html", subject = subject, content = content, error = msg)
class Logout(BlogHandler):
def get(self):
self.response.delete_cookie('user_id')
self.redirect("/signin")
app = webapp2.WSGIApplication([
('/?', Blog),
('/post/([0-9]+)', PostPage),
('/post/img', ServeImage),
('/archive/?([a-z]*)', PostList),
('/search', Search),
('/signup', Signup),
('/signin', Signin),
('/dashboard', Dashboard),
('/newpost', NewPost),
('/logout', Logout),
], debug=True)