app/views/users.py

   1 # Content DB
   2 # Copyright (C) 2018  rubenwardy
   3 #
   4 # This program is free software: you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation, either version 3 of the License, or
   7 # (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program.  If not, see <https://www.gnu.org/licenses/>.
  16
  17
  18 from flask import *
  19 from flask_user import *
  20 from flask_login import login_user, logout_user
  21 from app import app
  22 from app.models import *
  23 from flask_wtf import FlaskForm
  24 from wtforms import *
  25 from wtforms.validators import *
  26 from app.utils import randomString, loginUser
  27 from app.tasks.forumtasks import checkForumAccount
  28 from app.tasks.emails import sendVerifyEmail
  29 from app.tasks.phpbbparser import getProfile
  30
  31 # Define the User profile form
  32 class UserProfileForm(FlaskForm):
  33         display_name = StringField("Display name", [Optional(), Length(2, 20)])
  34         email = StringField("Email", [Optional(), Email()])
  35         rank = SelectField("Rank", [Optional()], choices=UserRank.choices(), coerce=UserRank.coerce, default=UserRank.NEW_MEMBER)
  36         submit = SubmitField("Save")
  37
  38 @app.route("/users/", methods=["GET"])
  39 @login_required
  40 def user_list_page():
  41         users = User.query.order_by(db.desc(User.rank), db.asc(User.display_name)).all()
  42         return render_template("users/list.html", users=users)
  43
  44
  45 @app.route("/users/<username>/", methods=["GET", "POST"])
  46 def user_profile_page(username):
  47         user = User.query.filter_by(username=username).first()
  48         if not user:
  49                 abort(404)
  50
  51         form = None
  52         if user.checkPerm(current_user, Permission.CHANGE_DNAME) or \
  53                         user.checkPerm(current_user, Permission.CHANGE_EMAIL) or \
  54                         user.checkPerm(current_user, Permission.CHANGE_RANK):
  55                 # Initialize form
  56                 form = UserProfileForm(formdata=request.form, obj=user)
  57
  58                 # Process valid POST
  59                 if request.method=="POST" and form.validate():
  60                         # Copy form fields to user_profile fields
  61                         if user.checkPerm(current_user, Permission.CHANGE_DNAME):
  62                                 user.display_name = form["display_name"].data
  63
  64                         if user.checkPerm(current_user, Permission.CHANGE_RANK):
  65                                 newRank = form["rank"].data
  66                                 if current_user.rank.atLeast(newRank):
  67                                         user.rank = form["rank"].data
  68                                 else:
  69                                         flash("Can't promote a user to a rank higher than yourself!", "error")
  70
  71                         if user.checkPerm(current_user, Permission.CHANGE_EMAIL):
  72                                 newEmail = form["email"].data
  73                                 if newEmail != user.email and newEmail.strip() != "":
  74                                         token = randomString(32)
  75
  76                                         ver = UserEmailVerification()
  77                                         ver.user = user
  78                                         ver.token = token
  79                                         ver.email = newEmail
  80                                         db.session.add(ver)
  81                                         db.session.commit()
  82
  83                                         task = sendVerifyEmail.delay(newEmail, token)
  84                                         return redirect(url_for("check_task", id=task.id, r=url_for("user_profile_page", username=username)))
  85
  86                         # Save user_profile
  87                         db.session.commit()
  88
  89                         # Redirect to home page
  90                         return redirect(url_for("user_profile_page", username=username))
  91
  92         packages = user.packages.filter_by(soft_deleted=False)
  93         if not current_user.is_authenticated or (user != current_user and not current_user.canAccessTodoList()):
  94                 packages = packages.filter_by(approved=True)
  95         packages = packages.order_by(db.asc(Package.title))
  96
  97         topics_to_add = None
  98         if current_user == user or user.checkPerm(current_user, Permission.CHANGE_AUTHOR):
  99                 topics_to_add = ForumTopic.query \
 100                                         .filter_by(author_id=user.id) \
 101                                         .filter(~ db.exists().where(Package.forums==ForumTopic.topic_id)) \
 102                                         .order_by(db.asc(ForumTopic.name), db.asc(ForumTopic.title)) \
 103                                         .all()
 104
 105         # Process GET or invalid POST
 106         return render_template("users/user_profile_page.html",
 107                         user=user, form=form, packages=packages, topics_to_add=topics_to_add)
 108
 109 class SetPasswordForm(FlaskForm):
 110         email = StringField("Email", [Optional(), Email()])
 111         password = PasswordField("New password", [InputRequired(), Length(2, 20)])
 112         password2 = PasswordField("Verify password", [InputRequired(), Length(2, 20)])
 113         submit = SubmitField("Save")
 114
 115 @app.route("/user/set-password/", methods=["GET", "POST"])
 116 @login_required
 117 def set_password_page():
 118         if current_user.password is not None:
 119                 return redirect(url_for("user.change_password"))
 120
 121         form = SetPasswordForm(request.form)
 122         if current_user.email == None:
 123                 form.email.validators = [InputRequired(), Email()]
 124
 125         if request.method == "POST" and form.validate():
 126                 one = form.password.data
 127                 two = form.password2.data
 128                 if one == two:
 129                         # Hash password
 130                         hashed_password = user_manager.hash_password(form.password.data)
 131
 132                         # Change password
 133                         user_manager.update_password(current_user, hashed_password)
 134
 135                         # Send 'password_changed' email
 136                         if user_manager.enable_email and user_manager.send_password_changed_email and current_user.email:
 137                                 emails.send_password_changed_email(current_user)
 138
 139                         # Send password_changed signal
 140                         signals.user_changed_password.send(current_app._get_current_object(), user=current_user)
 141
 142                         # Prepare one-time system message
 143                         flash('Your password has been changed successfully.', 'success')
 144
 145                         newEmail = form["email"].data
 146                         if newEmail != current_user.email and newEmail.strip() != "":
 147                                 token = randomString(32)
 148
 149                                 ver = UserEmailVerification()
 150                                 ver.user = current_user
 151                                 ver.token = token
 152                                 ver.email = newEmail
 153                                 db.session.add(ver)
 154                                 db.session.commit()
 155
 156                                 task = sendVerifyEmail.delay(newEmail, token)
 157                                 return redirect(url_for("check_task", id=task.id, r=url_for("user_profile_page", username=current_user.username)))
 158                         else:
 159                                 return redirect(url_for("user_profile_page", username=current_user.username))
 160                 else:
 161                         flash("Passwords do not match", "error")
 162
 163         return render_template("users/set_password.html", form=form, optional=request.args.get("optional"))
 164
 165
 166 @app.route("/user/claim/", methods=["GET", "POST"])
 167 def user_claim_page():
 168         username = request.args.get("username")
 169         if username is None:
 170                 username = ""
 171         else:
 172                 method = request.args.get("method")
 173                 user = User.query.filter_by(forums_username=username).first()
 174                 if user and user.rank.atLeast(UserRank.NEW_MEMBER):
 175                         flash("User has already been claimed", "error")
 176                         return redirect(url_for("user_claim_page"))
 177                 elif user is None and method == "github":
 178                         flash("Unable to get Github username for user", "error")
 179                         return redirect(url_for("user_claim_page"))
 180                 elif user is None:
 181                         flash("Unable to find that user", "error")
 182                         return redirect(url_for("user_claim_page"))
 183
 184                 if user is not None and method == "github":
 185                         return redirect(url_for("github_signin_page"))
 186
 187         token = None
 188         if "forum_token" in session:
 189                 token = session["forum_token"]
 190         else:
 191                 token = randomString(32)
 192                 session["forum_token"] = token
 193
 194         if request.method == "POST":
 195                 ctype   = request.form.get("claim_type")
 196                 username = request.form.get("username")
 197
 198                 if username is None or len(username.strip()) < 2:
 199                         flash("Invalid username", "error")
 200                 elif ctype == "github":
 201                         task = checkForumAccount.delay(username)
 202                         return redirect(url_for("check_task", id=task.id, r=url_for("user_claim_page", username=username, method="github")))
 203                 elif ctype == "forum":
 204                         user = User.query.filter_by(forums_username=username).first()
 205                         if user is not None and user.rank.atLeast(UserRank.NEW_MEMBER):
 206                                 flash("That user has already been claimed!", "error")
 207                                 return redirect(url_for("user_claim_page"))
 208
 209                         # Get signature
 210                         sig = None
 211                         try:
 212                                 profile = getProfile("https://forum.minetest.net", username)
 213                                 sig = profile.signature
 214                         except IOError:
 215                                 flash("Unable to get forum signature - does the user exist?", "error")
 216                                 return redirect(url_for("user_claim_page", username=username))
 217
 218                         # Look for key
 219                         if token in sig:
 220                                 if user is None:
 221                                         user = User(username)
 222                                         user.forums_username = username
 223                                         db.session.add(user)
 224                                         db.session.commit()
 225
 226                                 if loginUser(user):
 227                                         return redirect(url_for("set_password_page"))
 228                                 else:
 229                                         flash("Unable to login as user", "error")
 230                                         return redirect(url_for("user_claim_page", username=username))
 231
 232                         else:
 233                                 flash("Could not find the key in your signature!", "error")
 234                                 return redirect(url_for("user_claim_page", username=username))
 235                 else:
 236                         flash("Unknown claim type", "error")
 237
 238         return render_template("users/claim.html", username=username, key=token)
 239
 240 @app.route("/users/verify/")
 241 def verify_email_page():
 242         token = request.args.get("token")
 243         ver = UserEmailVerification.query.filter_by(token=token).first()
 244         if ver is None:
 245                 flash("Unknown verification token!", "error")
 246         else:
 247                 ver.user.email = ver.email
 248                 db.session.delete(ver)
 249                 db.session.commit()
 250
 251         if current_user.is_authenticated:
 252                 return redirect(url_for("user_profile_page", username=current_user.username))
 253         else:
 254                 return redirect(url_for("home_page"))