app/blueprints/threads/__init__.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
  20 bp = Blueprint("threads", __name__)
  21
  22 from flask_user import *
  23 from app.models import *
  24 from app.utils import triggerNotif, clearNotifications
  25
  26 import datetime
  27
  28 from flask_wtf import FlaskForm
  29 from wtforms import *
  30 from wtforms.validators import *
  31
  32 @bp.route("/threads/")
  33 def list_all():
  34         query = Thread.query
  35         if not Permission.SEE_THREAD.check(current_user):
  36                 query = query.filter_by(private=False)
  37         return render_template("threads/list.html", threads=query.all())
  38
  39
  40 @bp.route("/threads/<int:id>/subscribe/", methods=["POST"])
  41 @login_required
  42 def subscribe(id):
  43         thread = Thread.query.get(id)
  44         if thread is None or not thread.checkPerm(current_user, Permission.SEE_THREAD):
  45                 abort(404)
  46
  47         if current_user in thread.watchers:
  48                 flash("Already subscribed!", "success")
  49         else:
  50                 flash("Subscribed to thread", "success")
  51                 thread.watchers.append(current_user)
  52                 db.session.commit()
  53
  54         return redirect(url_for("threads.view", id=id))
  55
  56
  57 @bp.route("/threads/<int:id>/unsubscribe/", methods=["POST"])
  58 @login_required
  59 def unsubscribe(id):
  60         thread = Thread.query.get(id)
  61         if thread is None or not thread.checkPerm(current_user, Permission.SEE_THREAD):
  62                 abort(404)
  63
  64         if current_user in thread.watchers:
  65                 flash("Unsubscribed!", "success")
  66                 thread.watchers.remove(current_user)
  67                 db.session.commit()
  68         else:
  69                 flash("Not subscribed to thread", "success")
  70
  71         return redirect(url_for("threads.view", id=id))
  72
  73
  74 @bp.route("/threads/<int:id>/", methods=["GET", "POST"])
  75 def view(id):
  76         clearNotifications(url_for("threads.view", id=id))
  77
  78         thread = Thread.query.get(id)
  79         if thread is None or not thread.checkPerm(current_user, Permission.SEE_THREAD):
  80                 abort(404)
  81
  82         if current_user.is_authenticated and request.method == "POST":
  83                 comment = request.form["comment"]
  84
  85                 if not current_user.canCommentRL():
  86                         flash("Please wait before commenting again", "danger")
  87                         if package:
  88                                 return redirect(package.getDetailsURL())
  89                         else:
  90                                 return redirect(url_for("home_page"))
  91
  92                 if len(comment) <= 500 and len(comment) > 3:
  93                         reply = ThreadReply()
  94                         reply.author = current_user
  95                         reply.comment = comment
  96                         db.session.add(reply)
  97
  98                         thread.replies.append(reply)
  99                         if not current_user in thread.watchers:
 100                                 thread.watchers.append(current_user)
 101
 102                         msg = None
 103                         if thread.package is None:
 104                                 msg = "New comment on '{}'".format(thread.title)
 105                         else:
 106                                 msg = "New comment on '{}' on package {}".format(thread.title, thread.package.title)
 107
 108
 109                         for user in thread.watchers:
 110                                 if user != current_user:
 111                                         triggerNotif(user, current_user, msg, url_for("threads.view", id=thread.id))
 112
 113                         db.session.commit()
 114
 115                         return redirect(url_for("threads.view", id=id))
 116
 117                 else:
 118                         flash("Comment needs to be between 3 and 500 characters.")
 119
 120         return render_template("threads/view.html", thread=thread)
 121
 122
 123 class ThreadForm(FlaskForm):
 124         title   = StringField("Title", [InputRequired(), Length(3,100)])
 125         comment = TextAreaField("Comment", [InputRequired(), Length(10, 500)])
 126         private = BooleanField("Private")
 127         submit  = SubmitField("Open Thread")
 128
 129 @bp.route("/threads/new/", methods=["GET", "POST"])
 130 @login_required
 131 def new():
 132         form = ThreadForm(formdata=request.form)
 133
 134         package = None
 135         if "pid" in request.args:
 136                 package = Package.query.get(int(request.args.get("pid")))
 137                 if package is None:
 138                         flash("Unable to find that package!", "error")
 139
 140         # Don't allow making orphan threads on approved packages for now
 141         if package is None:
 142                 abort(403)
 143
 144         def_is_private   = request.args.get("private") or False
 145         if package is None:
 146                 def_is_private = True
 147         allow_change     = package and package.approved
 148         is_review_thread = package and not package.approved
 149
 150         # Check that user can make the thread
 151         if not package.checkPerm(current_user, Permission.CREATE_THREAD):
 152                 flash("Unable to create thread!", "error")
 153                 return redirect(url_for("home_page"))
 154
 155         # Only allow creating one thread when not approved
 156         elif is_review_thread and package.review_thread is not None:
 157                 flash("A review thread already exists!", "error")
 158                 return redirect(url_for("threads.view", id=package.review_thread.id))
 159
 160         elif not current_user.canOpenThreadRL():
 161                 flash("Please wait before opening another thread", "danger")
 162
 163                 if package:
 164                         return redirect(package.getDetailsURL())
 165                 else:
 166                         return redirect(url_for("home_page"))
 167
 168         # Set default values
 169         elif request.method == "GET":
 170                 form.private.data = def_is_private
 171                 form.title.data   = request.args.get("title") or ""
 172
 173         # Validate and submit
 174         elif request.method == "POST" and form.validate():
 175                 thread = Thread()
 176                 thread.author  = current_user
 177                 thread.title   = form.title.data
 178                 thread.private = form.private.data if allow_change else def_is_private
 179                 thread.package = package
 180                 db.session.add(thread)
 181
 182                 thread.watchers.append(current_user)
 183                 if package is not None and package.author != current_user:
 184                         thread.watchers.append(package.author)
 185
 186                 reply = ThreadReply()
 187                 reply.thread  = thread
 188                 reply.author  = current_user
 189                 reply.comment = form.comment.data
 190                 db.session.add(reply)
 191
 192                 thread.replies.append(reply)
 193
 194                 db.session.commit()
 195
 196                 if is_review_thread:
 197                         package.review_thread = thread
 198
 199                 notif_msg = None
 200                 if package is not None:
 201                         notif_msg = "New thread '{}' on package {}".format(thread.title, package.title)
 202                         triggerNotif(package.author, current_user, notif_msg, url_for("threads.view", id=thread.id))
 203                 else:
 204                         notif_msg = "New thread '{}'".format(thread.title)
 205
 206                 for user in User.query.filter(User.rank >= UserRank.EDITOR).all():
 207                         triggerNotif(user, current_user, notif_msg, url_for("threads.view", id=thread.id))
 208
 209                 db.session.commit()
 210
 211                 return redirect(url_for("threads.view", id=thread.id))
 212
 213
 214         return render_template("threads/new.html", form=form, allow_private_change=allow_change, package=package)