app/models.py

   1 # ContentDB
   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 import enum, datetime
  19
  20 from app import app, gravatar
  21 from urllib.parse import urlparse
  22
  23 from flask import Flask, url_for
  24 from flask_sqlalchemy import SQLAlchemy, BaseQuery
  25 from flask_migrate import Migrate
  26 from flask_user import login_required, UserManager, UserMixin
  27 from sqlalchemy import func, CheckConstraint
  28 from sqlalchemy_searchable import SearchQueryMixin
  29 from sqlalchemy_utils.types import TSVectorType
  30 from sqlalchemy_searchable import make_searchable
  31
  32
  33 # Initialise database
  34 db = SQLAlchemy(app)
  35 migrate = Migrate(app, db)
  36 make_searchable(db.metadata)
  37
  38
  39 class ArticleQuery(BaseQuery, SearchQueryMixin):
  40         pass
  41
  42
  43 class UserRank(enum.Enum):
  44         BANNED         = 0
  45         NOT_JOINED     = 1
  46         NEW_MEMBER     = 2
  47         MEMBER         = 3
  48         TRUSTED_MEMBER = 4
  49         EDITOR         = 5
  50         MODERATOR      = 6
  51         ADMIN          = 7
  52
  53         def atLeast(self, min):
  54                 return self.value >= min.value
  55
  56         def getTitle(self):
  57                 return self.name.replace("_", " ").title()
  58
  59         def toName(self):
  60                 return self.name.lower()
  61
  62         def __str__(self):
  63                 return self.name
  64
  65         @classmethod
  66         def choices(cls):
  67                 return [(choice, choice.getTitle()) for choice in cls]
  68
  69         @classmethod
  70         def coerce(cls, item):
  71                 return item if type(item) == UserRank else UserRank[item]
  72
  73
  74 class Permission(enum.Enum):
  75         EDIT_PACKAGE       = "EDIT_PACKAGE"
  76         APPROVE_CHANGES    = "APPROVE_CHANGES"
  77         DELETE_PACKAGE     = "DELETE_PACKAGE"
  78         CHANGE_AUTHOR      = "CHANGE_AUTHOR"
  79         CHANGE_NAME        = "CHANGE_NAME"
  80         MAKE_RELEASE       = "MAKE_RELEASE"
  81         DELETE_RELEASE     = "DELETE_RELEASE"
  82         ADD_SCREENSHOTS    = "ADD_SCREENSHOTS"
  83         REIMPORT_META      = "REIMPORT_META"
  84         APPROVE_SCREENSHOT = "APPROVE_SCREENSHOT"
  85         APPROVE_RELEASE    = "APPROVE_RELEASE"
  86         APPROVE_NEW        = "APPROVE_NEW"
  87         EDIT_TAGS          = "EDIT_TAGS"
  88         CREATE_TAG         = "CREATE_TAG"
  89         CHANGE_RELEASE_URL = "CHANGE_RELEASE_URL"
  90         CHANGE_USERNAMES   = "CHANGE_USERNAMES"
  91         CHANGE_RANK        = "CHANGE_RANK"
  92         CHANGE_EMAIL       = "CHANGE_EMAIL"
  93         EDIT_EDITREQUEST   = "EDIT_EDITREQUEST"
  94         SEE_THREAD         = "SEE_THREAD"
  95         CREATE_THREAD      = "CREATE_THREAD"
  96         COMMENT_THREAD     = "COMMENT_THREAD"
  97         LOCK_THREAD        = "LOCK_THREAD"
  98         DELETE_REPLY       = "DELETE_REPLY"
  99         EDIT_REPLY         = "EDIT_REPLY"
 100         UNAPPROVE_PACKAGE  = "UNAPPROVE_PACKAGE"
 101         TOPIC_DISCARD      = "TOPIC_DISCARD"
 102         CREATE_TOKEN       = "CREATE_TOKEN"
 103         EDIT_MAINTAINERS   = "EDIT_MAINTAINERS"
 104         CHANGE_PROFILE_URLS = "CHANGE_PROFILE_URLS"
 105
 106         # Only return true if the permission is valid for *all* contexts
 107         # See Package.checkPerm for package-specific contexts
 108         def check(self, user):
 109                 if not user.is_authenticated:
 110                         return False
 111
 112                 if self == Permission.APPROVE_NEW or \
 113                                 self == Permission.APPROVE_CHANGES    or \
 114                                 self == Permission.APPROVE_RELEASE    or \
 115                                 self == Permission.APPROVE_SCREENSHOT or \
 116                                 self == Permission.EDIT_TAGS or \
 117                                 self == Permission.CREATE_TAG or \
 118                                 self == Permission.SEE_THREAD:
 119                         return user.rank.atLeast(UserRank.EDITOR)
 120                 else:
 121                         raise Exception("Non-global permission checked globally. Use Package.checkPerm or User.checkPerm instead.")
 122
 123         @staticmethod
 124         def checkPerm(user, perm):
 125                 if type(perm) == str:
 126                         perm = Permission[perm]
 127                 elif type(perm) != Permission:
 128                         raise Exception("Unknown permission given to Permission.check")
 129
 130                 return perm.check(user)
 131
 132 def display_name_default(context):
 133     return context.get_current_parameters()["username"]
 134
 135 class User(db.Model, UserMixin):
 136         id           = db.Column(db.Integer, primary_key=True)
 137
 138         # User authentication information
 139         username     = db.Column(db.String(50, collation="NOCASE"), nullable=False, unique=True, index=True)
 140         password     = db.Column(db.String(255), nullable=False, server_default="")
 141         reset_password_token = db.Column(db.String(100), nullable=False, server_default="")
 142
 143         rank         = db.Column(db.Enum(UserRank))
 144
 145         # Account linking
 146         github_username = db.Column(db.String(50, collation="NOCASE"), nullable=True, unique=True)
 147         forums_username = db.Column(db.String(50, collation="NOCASE"), nullable=True, unique=True)
 148
 149         # Access token for webhook setup
 150         github_access_token = db.Column(db.String(50), nullable=True, server_default=None)
 151
 152         # User email information
 153         email         = db.Column(db.String(255), nullable=True, unique=True)
 154         email_confirmed_at  = db.Column(db.DateTime())
 155
 156         # User information
 157         profile_pic   = db.Column(db.String(255), nullable=True, server_default=None)
 158         active        = db.Column("is_active", db.Boolean, nullable=False, server_default="0")
 159         display_name  = db.Column(db.String(100), nullable=False, default=display_name_default)
 160
 161         # Links
 162         website_url   = db.Column(db.String(255), nullable=True, default=None)
 163         donate_url    = db.Column(db.String(255), nullable=True, default=None)
 164
 165         # Content
 166         notifications = db.relationship("Notification", primaryjoin="User.id==Notification.user_id")
 167
 168         # causednotifs  = db.relationship("Notification", backref="causer", lazy="dynamic")
 169         packages      = db.relationship("Package", backref=db.backref("author", lazy="joined"), lazy="dynamic")
 170         requests      = db.relationship("EditRequest", backref="author", lazy="dynamic")
 171         threads       = db.relationship("Thread", backref="author", lazy="dynamic")
 172         tokens        = db.relationship("APIToken", backref="owner", lazy="dynamic")
 173         replies       = db.relationship("ThreadReply", backref="author", lazy="dynamic")
 174
 175         def __init__(self, username=None, active=False, email=None, password=""):
 176                 self.username = username
 177                 self.email_confirmed_at = datetime.datetime.now() - datetime.timedelta(days=6000)
 178                 self.display_name = username
 179                 self.active = active
 180                 self.email = email
 181                 self.password = password
 182                 self.rank = UserRank.NOT_JOINED
 183
 184         def hasPassword(self):
 185                 return self.password != ""
 186
 187         def canAccessTodoList(self):
 188                 return Permission.APPROVE_NEW.check(self) or \
 189                                 Permission.APPROVE_RELEASE.check(self) or \
 190                                 Permission.APPROVE_CHANGES.check(self)
 191
 192         def isClaimed(self):
 193                 return self.rank.atLeast(UserRank.NEW_MEMBER)
 194
 195         def getProfilePicURL(self):
 196                 if self.profile_pic:
 197                         return self.profile_pic
 198                 else:
 199                         return gravatar(self.email or "")
 200
 201         def checkPerm(self, user, perm):
 202                 if not user.is_authenticated:
 203                         return False
 204
 205                 if type(perm) == str:
 206                         perm = Permission[perm]
 207                 elif type(perm) != Permission:
 208                         raise Exception("Unknown permission given to User.checkPerm()")
 209
 210                 # Members can edit their own packages, and editors can edit any packages
 211                 if perm == Permission.CHANGE_AUTHOR:
 212                         return user.rank.atLeast(UserRank.EDITOR)
 213                 elif perm == Permission.CHANGE_RANK or perm == Permission.CHANGE_USERNAMES:
 214                         return user.rank.atLeast(UserRank.MODERATOR)
 215                 elif perm == Permission.CHANGE_EMAIL or perm == Permission.CHANGE_PROFILE_URLS:
 216                         return user == self or user.rank.atLeast(UserRank.ADMIN)
 217                 elif perm == Permission.CREATE_TOKEN:
 218                         if user == self:
 219                                 return user.rank.atLeast(UserRank.MEMBER)
 220                         else:
 221                                 return user.rank.atLeast(UserRank.MODERATOR) and user.rank.atLeast(self.rank)
 222                 else:
 223                         raise Exception("Permission {} is not related to users".format(perm.name))
 224
 225         def canCommentRL(self):
 226                 one_min_ago = datetime.datetime.utcnow() - datetime.timedelta(minutes=1)
 227                 if ThreadReply.query.filter_by(author=self) \
 228                                 .filter(ThreadReply.created_at > one_min_ago).count() >= 3:
 229                         return False
 230
 231                 hour_ago = datetime.datetime.utcnow() - datetime.timedelta(hours=1)
 232                 if ThreadReply.query.filter_by(author=self) \
 233                                 .filter(ThreadReply.created_at > hour_ago).count() >= 20:
 234                         return False
 235
 236                 return True
 237
 238         def canOpenThreadRL(self):
 239                 hour_ago = datetime.datetime.utcnow() - datetime.timedelta(hours=1)
 240                 return Thread.query.filter_by(author=self) \
 241                         .filter(Thread.created_at > hour_ago).count() < 2
 242
 243         def __eq__(self, other):
 244                 if other is None:
 245                         return False
 246
 247                 if not self.is_authenticated or not other.is_authenticated:
 248                         return False
 249
 250                 assert self.id > 0
 251                 return self.id == other.id
 252
 253 class UserEmailVerification(db.Model):
 254         id      = db.Column(db.Integer, primary_key=True)
 255         user_id = db.Column(db.Integer, db.ForeignKey("user.id"))
 256         email   = db.Column(db.String(100))
 257         token   = db.Column(db.String(32))
 258         user    = db.relationship("User", foreign_keys=[user_id])
 259
 260 class Notification(db.Model):
 261         id         = db.Column(db.Integer, primary_key=True)
 262
 263         user_id    = db.Column(db.Integer, db.ForeignKey("user.id"), nullable=False)
 264         user       = db.relationship("User", foreign_keys=[user_id])
 265
 266         causer_id  = db.Column(db.Integer, db.ForeignKey("user.id"), nullable=False)
 267         causer     = db.relationship("User", foreign_keys=[causer_id])
 268
 269         title      = db.Column(db.String(100), nullable=False)
 270         url        = db.Column(db.String(200), nullable=True)
 271
 272         package_id = db.Column(db.Integer, db.ForeignKey("package.id"), nullable=True)
 273         package    = db.relationship("Package", foreign_keys=[package_id])
 274
 275         created_at = db.Column(db.DateTime, nullable=True, default=datetime.datetime.utcnow)
 276
 277         def __init__(self, user, causer, title, url, package=None):
 278                 if len(title) > 100:
 279                         title = title[:99] + "…"
 280
 281                 self.user    = user
 282                 self.causer  = causer
 283                 self.title   = title
 284                 self.url     = url
 285                 self.package = package
 286
 287
 288 class License(db.Model):
 289         id      = db.Column(db.Integer, primary_key=True)
 290         name    = db.Column(db.String(50), nullable=False, unique=True)
 291         is_foss = db.Column(db.Boolean,    nullable=False, default=True)
 292
 293         def __init__(self, v, is_foss=True):
 294                 self.name = v
 295                 self.is_foss = is_foss
 296
 297         def __str__(self):
 298                 return self.name
 299
 300
 301 class PackageType(enum.Enum):
 302         MOD  = "Mod"
 303         GAME = "Game"
 304         TXP  = "Texture Pack"
 305
 306         def toName(self):
 307                 return self.name.lower()
 308
 309         def __str__(self):
 310                 return self.name
 311
 312         @classmethod
 313         def get(cls, name):
 314                 try:
 315                         return PackageType[name.upper()]
 316                 except KeyError:
 317                         return None
 318
 319         @classmethod
 320         def choices(cls):
 321                 return [(choice, choice.value) for choice in cls]
 322
 323         @classmethod
 324         def coerce(cls, item):
 325                 return item if type(item) == PackageType else PackageType[item]
 326
 327
 328 class PackagePropertyKey(enum.Enum):
 329         name          = "Name"
 330         title         = "Title"
 331         short_desc     = "Short Description"
 332         desc          = "Description"
 333         type          = "Type"
 334         license       = "License"
 335         media_license = "Media License"
 336         tags          = "Tags"
 337         provides      = "Provides"
 338         repo          = "Repository"
 339         website       = "Website"
 340         issueTracker  = "Issue Tracker"
 341         forums        = "Forum Topic ID"
 342
 343         def convert(self, value):
 344                 if self == PackagePropertyKey.tags:
 345                         return ",".join([t.title for t in value])
 346                 elif self == PackagePropertyKey.provides:
 347                         return ",".join([t.name for t in value])
 348                 else:
 349                         return str(value)
 350
 351 provides = db.Table("provides",
 352         db.Column("package_id",    db.Integer, db.ForeignKey("package.id"), primary_key=True),
 353     db.Column("metapackage_id", db.Integer, db.ForeignKey("meta_package.id"), primary_key=True)
 354 )
 355
 356 Tags = db.Table("tags",
 357     db.Column("tag_id", db.Integer, db.ForeignKey("tag.id"), primary_key=True),
 358     db.Column("package_id", db.Integer, db.ForeignKey("package.id"), primary_key=True)
 359 )
 360
 361 maintainers = db.Table("maintainers",
 362     db.Column("user_id", db.Integer, db.ForeignKey("user.id"), primary_key=True),
 363     db.Column("package_id", db.Integer, db.ForeignKey("package.id"), primary_key=True)
 364 )
 365
 366 class Dependency(db.Model):
 367         id              = db.Column(db.Integer, primary_key=True)
 368         depender_id     = db.Column(db.Integer, db.ForeignKey("package.id"),     nullable=True)
 369         package_id      = db.Column(db.Integer, db.ForeignKey("package.id"),     nullable=True)
 370         package         = db.relationship("Package", foreign_keys=[package_id])
 371         meta_package_id = db.Column(db.Integer, db.ForeignKey("meta_package.id"), nullable=True)
 372         optional        = db.Column(db.Boolean, nullable=False, default=False)
 373         __table_args__  = (db.UniqueConstraint("depender_id", "package_id", "meta_package_id", name="_dependency_uc"), )
 374
 375         def __init__(self, depender=None, package=None, meta=None, optional=False):
 376                 if depender is None:
 377                         return
 378
 379                 self.depender = depender
 380                 self.optional = optional
 381
 382                 packageProvided = package is not None
 383                 metaProvided = meta is not None
 384
 385                 if packageProvided and not metaProvided:
 386                         self.package = package
 387                 elif metaProvided and not packageProvided:
 388                         self.meta_package = meta
 389                 else:
 390                         raise Exception("Either meta or package must be given, but not both!")
 391
 392         def getName(self):
 393                 if self.meta_package:
 394                         return self.meta_package.name
 395                 elif self.package:
 396                         return self.package.name
 397                 else:
 398                         assert False
 399
 400         def __str__(self):
 401                 if self.package is not None:
 402                         return self.package.author.username + "/" + self.package.name
 403                 elif self.meta_package is not None:
 404                         return self.meta_package.name
 405                 else:
 406                         raise Exception("Meta and package are both none!")
 407
 408         @staticmethod
 409         def SpecToList(depender, spec, cache={}):
 410                 retval = []
 411                 arr = spec.split(",")
 412
 413                 import re
 414                 pattern1 = re.compile("^([a-z0-9_]+)$")
 415                 pattern2 = re.compile("^([A-Za-z0-9_]+)/([a-z0-9_]+)$")
 416
 417                 for x in arr:
 418                         x = x.strip()
 419                         if x == "":
 420                                 continue
 421
 422                         if pattern1.match(x):
 423                                 meta = MetaPackage.GetOrCreate(x, cache)
 424                                 retval.append(Dependency(depender, meta=meta))
 425                         else:
 426                                 m = pattern2.match(x)
 427                                 username = m.group(1)
 428                                 name     = m.group(2)
 429                                 user = User.query.filter_by(username=username).first()
 430                                 if user is None:
 431                                         raise Exception("Unable to find user " + username)
 432
 433                                 package = Package.query.filter_by(author=user, name=name).first()
 434                                 if package is None:
 435                                         raise Exception("Unable to find package " + name + " by " + username)
 436
 437                                 retval.append(Dependency(depender, package=package))
 438
 439                 return retval
 440
 441
 442 class Package(db.Model):
 443         query_class  = ArticleQuery
 444
 445         id           = db.Column(db.Integer, primary_key=True)
 446
 447         # Basic details
 448         author_id    = db.Column(db.Integer, db.ForeignKey("user.id"))
 449         name         = db.Column(db.Unicode(100), nullable=False)
 450         title        = db.Column(db.Unicode(100), nullable=False)
 451         short_desc   = db.Column(db.Unicode(200), nullable=False)
 452         desc         = db.Column(db.UnicodeText, nullable=True)
 453         type         = db.Column(db.Enum(PackageType))
 454         created_at   = db.Column(db.DateTime, nullable=False, default=datetime.datetime.utcnow)
 455
 456         name_valid = db.CheckConstraint("name ~* '^[a-z0-9_]+$'")
 457
 458         search_vector = db.Column(TSVectorType("name", "title", "short_desc", "desc", \
 459                         weights={ "name": "A", "title": "B", "short_desc": "C", "desc": "D" }))
 460
 461         license_id   = db.Column(db.Integer, db.ForeignKey("license.id"), nullable=False, default=1)
 462         license      = db.relationship("License", foreign_keys=[license_id])
 463         media_license_id = db.Column(db.Integer, db.ForeignKey("license.id"), nullable=False, default=1)
 464         media_license    = db.relationship("License", foreign_keys=[media_license_id])
 465
 466         approved     = db.Column(db.Boolean, nullable=False, default=False)
 467         soft_deleted = db.Column(db.Boolean, nullable=False, default=False)
 468
 469         score        = db.Column(db.Float, nullable=False, default=0)
 470         score_downloads = db.Column(db.Float, nullable=False, default=0)
 471         downloads     = db.Column(db.Integer, nullable=False, default=0)
 472
 473         review_thread_id = db.Column(db.Integer, db.ForeignKey("thread.id"), nullable=True, default=None)
 474         review_thread    = db.relationship("Thread", foreign_keys=[review_thread_id])
 475
 476         # Downloads
 477         repo         = db.Column(db.String(200), nullable=True)
 478         website      = db.Column(db.String(200), nullable=True)
 479         issueTracker = db.Column(db.String(200), nullable=True)
 480         forums       = db.Column(db.Integer,     nullable=True)
 481
 482         provides = db.relationship("MetaPackage", \
 483                         secondary=provides, lazy="select", order_by=db.asc("name"), \
 484                         backref=db.backref("packages", lazy="dynamic", order_by=db.desc("score")))
 485
 486         dependencies = db.relationship("Dependency", backref="depender", lazy="dynamic", foreign_keys=[Dependency.depender_id])
 487
 488         tags = db.relationship("Tag", secondary=Tags, lazy="select",
 489                         backref=db.backref("packages", lazy=True))
 490
 491         releases = db.relationship("PackageRelease", backref="package",
 492                         lazy="dynamic", order_by=db.desc("package_release_releaseDate"))
 493
 494         screenshots = db.relationship("PackageScreenshot", backref="package",
 495                         lazy="dynamic", order_by=db.asc("package_screenshot_id"))
 496
 497         requests = db.relationship("EditRequest", backref="package",
 498                         lazy="dynamic")
 499
 500         maintainers = db.relationship("User", secondary=maintainers, lazy="subquery")
 501
 502         def __init__(self, package=None):
 503                 if package is None:
 504                         return
 505
 506                 self.author_id = package.author_id
 507                 self.created_at = package.created_at
 508                 self.approved = package.approved
 509
 510                 self.maintainers.append(self.author)
 511
 512                 for e in PackagePropertyKey:
 513                         setattr(self, e.name, getattr(package, e.name))
 514
 515         def getId(self):
 516                 return "{}/{}".format(self.author.username, self.name)
 517
 518         def getIsFOSS(self):
 519                 return self.license.is_foss and self.media_license.is_foss
 520
 521         def getIsOnGitHub(self):
 522                 if self.repo is None:
 523                         return False
 524
 525                 url = urlparse(self.repo)
 526                 return url.netloc == "github.com"
 527
 528         def getGitHubFullName(self):
 529                 if self.repo is None:
 530                         return None
 531
 532                 url = urlparse(self.repo)
 533                 if url.netloc != "github.com":
 534                         return None
 535
 536                 import re
 537                 m = re.search(r"^\/([^\/]+)\/([^\/]+)\/?$", url.path)
 538                 if m is None:
 539                         return
 540
 541                 user = m.group(1)
 542                 repo = m.group(2).replace(".git", "")
 543
 544                 return (user,repo)
 545
 546         def getSortedDependencies(self, is_hard=None):
 547                 query = self.dependencies
 548                 if is_hard is not None:
 549                         query = query.filter_by(optional=not is_hard)
 550
 551                 deps = query.all()
 552                 deps.sort(key = lambda x: x.getName())
 553                 return deps
 554
 555         def getSortedHardDependencies(self):
 556                 return self.getSortedDependencies(True)
 557
 558         def getSortedOptionalDependencies(self):
 559                 return self.getSortedDependencies(False)
 560
 561         def getState(self):
 562                 if self.approved:
 563                         return "approved"
 564                 elif self.review_thread_id:
 565                         return "thread"
 566                 elif (self.type == PackageType.GAME or \
 567                                         self.type == PackageType.TXP) and \
 568                                 self.screenshots.count() == 0:
 569                         return "wip"
 570                 elif not self.getDownloadRelease():
 571                         return "wip"
 572                 elif "Other" in self.license.name or "Other" in self.media_license.name:
 573                         return "license"
 574                 else:
 575                         return "ready"
 576
 577         def getAsDictionaryKey(self):
 578                 return {
 579                         "name": self.name,
 580                         "author": self.author.display_name,
 581                         "type": self.type.toName(),
 582                 }
 583
 584         def getAsDictionaryShort(self, base_url, version=None):
 585                 tnurl = self.getThumbnailURL(1)
 586                 release = self.getDownloadRelease(version=version)
 587                 return {
 588                         "name": self.name,
 589                         "title": self.title,
 590                         "author": self.author.username,
 591                         "short_description": self.short_desc,
 592                         "type": self.type.toName(),
 593                         "release": release and release.id,
 594                         "thumbnail": (base_url + tnurl) if tnurl is not None else None
 595                 }
 596
 597         def getAsDictionary(self, base_url, version=None):
 598                 tnurl = self.getThumbnailURL(1)
 599                 release = self.getDownloadRelease(version=version)
 600                 return {
 601                         "author": self.author.username,
 602                         "name": self.name,
 603                         "title": self.title,
 604                         "short_description": self.short_desc,
 605                         "desc": self.desc,
 606                         "type": self.type.toName(),
 607                         "created_at": self.created_at.isoformat(),
 608
 609                         "license": self.license.name,
 610                         "media_license": self.media_license.name,
 611
 612                         "repo": self.repo,
 613                         "website": self.website,
 614                         "issue_tracker": self.issueTracker,
 615                         "forums": self.forums,
 616
 617                         "provides": [x.name for x in self.provides],
 618                         "thumbnail": (base_url + tnurl) if tnurl is not None else None,
 619                         "screenshots": [base_url + ss.url for ss in self.screenshots],
 620
 621                         "url": base_url + self.getDownloadURL(),
 622                         "release": release and release.id,
 623
 624                         "score": round(self.score * 10) / 10
 625                 }
 626
 627         def getThumbnailURL(self, level=2):
 628                 screenshot = self.screenshots.filter_by(approved=True).order_by(db.asc(PackageScreenshot.id)).first()
 629                 return screenshot.getThumbnailURL(level) if screenshot is not None else None
 630
 631         def getMainScreenshotURL(self, absolute=False):
 632                 screenshot = self.screenshots.filter_by(approved=True).order_by(db.asc(PackageScreenshot.id)).first()
 633                 if screenshot is None:
 634                         return None
 635
 636                 if absolute:
 637                         from app.utils import abs_url
 638                         return abs_url(screenshot.url)
 639                 else:
 640                         return screenshot.url
 641
 642         def getDetailsURL(self, absolute=False):
 643                 if absolute:
 644                         from app.utils import abs_url_for
 645                         return abs_url_for("packages.view",
 646                                         author=self.author.username, name=self.name)
 647                 else:
 648                         return url_for("packages.view",
 649                                         author=self.author.username, name=self.name)
 650
 651         def getEditURL(self):
 652                 return url_for("packages.create_edit",
 653                                 author=self.author.username, name=self.name)
 654
 655         def getApproveURL(self):
 656                 return url_for("packages.approve",
 657                                 author=self.author.username, name=self.name)
 658
 659         def getRemoveURL(self):
 660                 return url_for("packages.remove",
 661                                 author=self.author.username, name=self.name)
 662
 663         def getNewScreenshotURL(self):
 664                 return url_for("packages.create_screenshot",
 665                                 author=self.author.username, name=self.name)
 666
 667         def getCreateReleaseURL(self):
 668                 return url_for("packages.create_release",
 669                                 author=self.author.username, name=self.name)
 670
 671         def getCreateEditRequestURL(self):
 672                 return url_for("create_edit_editrequest_page",
 673                                 author=self.author.username, name=self.name)
 674
 675         def getBulkReleaseURL(self):
 676                 return url_for("packages.bulk_change_release",
 677                         author=self.author.username, name=self.name)
 678
 679         def getDownloadURL(self):
 680                 return url_for("packages.download",
 681                                 author=self.author.username, name=self.name)
 682
 683         def getEditMaintainersURL(self):
 684                 return url_for("packages.edit_maintainers",
 685                                 author=self.author.username, name=self.name)
 686
 687         def getRemoveSelfMaintainerURL(self):
 688                 return url_for("packages.remove_self_maintainers",
 689                                 author=self.author.username, name=self.name)
 690
 691         def getUpdateFromReleaseURL(self):
 692                 return url_for("packages.update_from_release",
 693                                 author=self.author.username, name=self.name)
 694
 695         def getReviewURL(self):
 696                 return url_for('packages.review',
 697                                 author=self.author.username, name=self.name)
 698
 699         def getDownloadRelease(self, version=None):
 700                 for rel in self.releases:
 701                         if rel.approved and (version is None or
 702                                         ((rel.min_rel is None or rel.min_rel_id <= version.id) and \
 703                                         (rel.max_rel is None or rel.max_rel_id >= version.id))):
 704                                 return rel
 705
 706                 return None
 707
 708         def checkPerm(self, user, perm):
 709                 if not user.is_authenticated:
 710                         return False
 711
 712                 if type(perm) == str:
 713                         perm = Permission[perm]
 714                 elif type(perm) != Permission:
 715                         raise Exception("Unknown permission given to Package.checkPerm()")
 716
 717                 isOwner = user == self.author
 718                 isMaintainer = isOwner or user.rank.atLeast(UserRank.EDITOR) or user in self.maintainers
 719
 720                 if perm == Permission.CREATE_THREAD:
 721                         return user.rank.atLeast(UserRank.MEMBER)
 722
 723                 # Members can edit their own packages, and editors can edit any packages
 724                 elif perm == Permission.MAKE_RELEASE or perm == Permission.ADD_SCREENSHOTS:
 725                         return isMaintainer
 726
 727                 elif perm == Permission.EDIT_PACKAGE or perm == Permission.REIMPORT_META or \
 728                                 perm == Permission.APPROVE_CHANGES or perm == Permission.APPROVE_RELEASE:
 729                         return isMaintainer and user.rank.atLeast(UserRank.MEMBER if self.approved else UserRank.NEW_MEMBER)
 730
 731                 # Anyone can change the package name when not approved, but only editors when approved
 732                 elif perm == Permission.CHANGE_NAME:
 733                         return not self.approved or user.rank.atLeast(UserRank.EDITOR)
 734
 735                 # Editors can change authors and approve new packages
 736                 elif perm == Permission.APPROVE_NEW or perm == Permission.CHANGE_AUTHOR:
 737                         return user.rank.atLeast(UserRank.EDITOR)
 738
 739                 elif perm == Permission.APPROVE_SCREENSHOT:
 740                         return isMaintainer and user.rank.atLeast(UserRank.TRUSTED_MEMBER if self.approved else UserRank.NEW_MEMBER)
 741
 742                 elif perm == Permission.EDIT_MAINTAINERS:
 743                         return isOwner or user.rank.atLeast(UserRank.MODERATOR)
 744
 745                 elif perm == Permission.UNAPPROVE_PACKAGE or perm == Permission.DELETE_PACKAGE:
 746                         return user.rank.atLeast(UserRank.EDITOR)
 747
 748                 elif perm == Permission.CHANGE_RELEASE_URL:
 749                         return user.rank.atLeast(UserRank.MODERATOR)
 750
 751                 else:
 752                         raise Exception("Permission {} is not related to packages".format(perm.name))
 753
 754         def getScoreDict(self):
 755                 return {
 756                         "author": self.author.username,
 757                         "name": self.name,
 758                         "score": self.score,
 759                         "score_downloads": self.score_downloads,
 760                         "score_reviews": self.score - self.score_downloads,
 761                         "downloads": self.downloads
 762                 }
 763
 764         def recalcScore(self):
 765                 review_scores = [ 100 * r.asSign() for r in self.reviews ]
 766                 self.score = self.score_downloads + sum(review_scores)
 767
 768
 769 class MetaPackage(db.Model):
 770         id           = db.Column(db.Integer, primary_key=True)
 771         name         = db.Column(db.String(100), unique=True, nullable=False)
 772         dependencies = db.relationship("Dependency", backref="meta_package", lazy="dynamic")
 773
 774         mp_name_valid = db.CheckConstraint("name ~* '^[a-z0-9_]+$'")
 775
 776         def __init__(self, name=None):
 777                 self.name = name
 778
 779         def __str__(self):
 780                 return self.name
 781
 782         @staticmethod
 783         def ListToSpec(list):
 784                 return ",".join([str(x) for x in list])
 785
 786         @staticmethod
 787         def GetOrCreate(name, cache={}):
 788                 mp = cache.get(name)
 789                 if mp is None:
 790                         mp = MetaPackage.query.filter_by(name=name).first()
 791
 792                 if mp is None:
 793                         mp = MetaPackage(name)
 794                         db.session.add(mp)
 795
 796                 cache[name] = mp
 797                 return mp
 798
 799         @staticmethod
 800         def SpecToList(spec, cache={}):
 801                 retval = []
 802                 arr = spec.split(",")
 803
 804                 import re
 805                 pattern = re.compile("^([a-z0-9_]+)$")
 806
 807                 for x in arr:
 808                         x = x.strip()
 809                         if x == "":
 810                                 continue
 811
 812                         if not pattern.match(x):
 813                                 continue
 814
 815                         retval.append(MetaPackage.GetOrCreate(x, cache))
 816
 817                 return retval
 818
 819 class Tag(db.Model):
 820         id              = db.Column(db.Integer, primary_key=True)
 821         name            = db.Column(db.String(100), unique=True, nullable=False)
 822         title           = db.Column(db.String(100), nullable=False)
 823         backgroundColor = db.Column(db.String(6), nullable=False)
 824         textColor       = db.Column(db.String(6), nullable=False)
 825         views           = db.Column(db.Integer, nullable=False, default=0)
 826
 827         def __init__(self, title, backgroundColor="000000", textColor="ffffff"):
 828                 self.title           = title
 829                 self.backgroundColor = backgroundColor
 830                 self.textColor       = textColor
 831
 832                 import re
 833                 regex = re.compile("[^a-z_]")
 834                 self.name = regex.sub("", self.title.lower().replace(" ", "_"))
 835
 836
 837 class MinetestRelease(db.Model):
 838         id       = db.Column(db.Integer, primary_key=True)
 839         name     = db.Column(db.String(100), unique=True, nullable=False)
 840         protocol = db.Column(db.Integer, nullable=False, default=0)
 841
 842         def __init__(self, name=None, protocol=0):
 843                 self.name = name
 844                 self.protocol = protocol
 845
 846         def getActual(self):
 847                 return None if self.name == "None" else self
 848
 849         @classmethod
 850         def get(cls, version, protocol_num):
 851                 if version:
 852                         parts = version.strip().split(".")
 853                         if len(parts) >= 2:
 854                                 major_minor = parts[0] + "." + parts[1]
 855                                 query = MinetestRelease.query.filter(MinetestRelease.name.like("{}%".format(major_minor)))
 856                                 if protocol_num:
 857                                         query = query.filter_by(protocol=protocol_num)
 858
 859                                 release = query.one_or_none()
 860                                 if release:
 861                                         return release
 862
 863                 if protocol_num:
 864                         return MinetestRelease.query.filter_by(protocol=protocol_num).first()
 865
 866                 return None
 867
 868
 869 class PackageRelease(db.Model):
 870         id           = db.Column(db.Integer, primary_key=True)
 871
 872         package_id   = db.Column(db.Integer, db.ForeignKey("package.id"))
 873         title        = db.Column(db.String(100), nullable=False)
 874         releaseDate  = db.Column(db.DateTime,    nullable=False)
 875         url          = db.Column(db.String(200), nullable=False)
 876         approved     = db.Column(db.Boolean, nullable=False, default=False)
 877         task_id      = db.Column(db.String(37), nullable=True)
 878         commit_hash  = db.Column(db.String(41), nullable=True, default=None)
 879         downloads    = db.Column(db.Integer, nullable=False, default=0)
 880
 881         min_rel_id = db.Column(db.Integer, db.ForeignKey("minetest_release.id"), nullable=True, server_default=None)
 882         min_rel    = db.relationship("MinetestRelease", foreign_keys=[min_rel_id])
 883
 884         max_rel_id = db.Column(db.Integer, db.ForeignKey("minetest_release.id"), nullable=True, server_default=None)
 885         max_rel    = db.relationship("MinetestRelease", foreign_keys=[max_rel_id])
 886
 887         # If the release is approved, then the task_id must be null and the url must be present
 888         CK_approval_valid = db.CheckConstraint("not approved OR (task_id IS NULL AND (url = '') IS NOT FALSE)")
 889
 890         def getAsDictionary(self):
 891                 return {
 892                         "id": self.id,
 893                         "title": self.title,
 894                         "url": self.url if self.url != "" else None,
 895                         "release_date": self.releaseDate.isoformat(),
 896                         "commit": self.commit_hash,
 897                         "downloads": self.downloads,
 898                         "min_protocol": self.min_rel and self.min_rel.protocol,
 899                         "max_protocol": self.max_rel and self.max_rel.protocol
 900                 }
 901
 902         def getEditURL(self):
 903                 return url_for("packages.edit_release",
 904                                 author=self.package.author.username,
 905                                 name=self.package.name,
 906                                 id=self.id)
 907
 908         def getDeleteURL(self):
 909                 return url_for("packages.delete_release",
 910                                 author=self.package.author.username,
 911                                 name=self.package.name,
 912                                 id=self.id)
 913
 914         def getDownloadURL(self):
 915                 return url_for("packages.download_release",
 916                                 author=self.package.author.username,
 917                                 name=self.package.name,
 918                                 id=self.id)
 919
 920         def __init__(self):
 921                 self.releaseDate = datetime.datetime.now()
 922
 923         def approve(self, user):
 924                 if not self.package.checkPerm(user, Permission.APPROVE_RELEASE):
 925                         return False
 926
 927                 assert self.task_id is None and self.url is not None and self.url != ""
 928
 929                 self.approved = True
 930                 return True
 931
 932         def checkPerm(self, user, perm):
 933                 if not user.is_authenticated:
 934                         return False
 935
 936                 if type(perm) == str:
 937                         perm = Permission[perm]
 938                 elif type(perm) != Permission:
 939                         raise Exception("Unknown permission given to PackageRelease.checkPerm()")
 940
 941                 isOwner = user == self.package.author
 942
 943                 if perm == Permission.DELETE_RELEASE:
 944                         if user.rank.atLeast(UserRank.ADMIN):
 945                                 return True
 946
 947                         if not (isOwner or user.rank.atLeast(UserRank.EDITOR)):
 948                                 return False
 949
 950                         if not self.package.approved or self.task_id is not None:
 951                                 return True
 952
 953                         count = PackageRelease.query \
 954                                         .filter_by(package_id=self.package_id) \
 955                                         .filter(PackageRelease.id > self.id) \
 956                                         .count()
 957
 958                         return count > 0
 959                 else:
 960                         raise Exception("Permission {} is not related to releases".format(perm.name))
 961
 962
 963 # class PackageReview(db.Model):
 964 #       id         = db.Column(db.Integer, primary_key=True)
 965 #       package_id = db.Column(db.Integer, db.ForeignKey("package.id"))
 966 #       thread_id  = db.Column(db.Integer, db.ForeignKey("thread.id"), nullable=False)
 967 #       recommend  = db.Column(db.Boolean, nullable=False, default=True)
 968
 969
 970 class PackageScreenshot(db.Model):
 971         id         = db.Column(db.Integer, primary_key=True)
 972         package_id = db.Column(db.Integer, db.ForeignKey("package.id"))
 973         title      = db.Column(db.String(100), nullable=False)
 974         url        = db.Column(db.String(100), nullable=False)
 975         approved   = db.Column(db.Boolean, nullable=False, default=False)
 976
 977
 978         def getEditURL(self):
 979                 return url_for("packages.edit_screenshot",
 980                                 author=self.package.author.username,
 981                                 name=self.package.name,
 982                                 id=self.id)
 983
 984         def getThumbnailURL(self, level=2):
 985                 return self.url.replace("/uploads/", ("/thumbnails/{:d}/").format(level))
 986
 987
 988 class APIToken(db.Model):
 989         id           = db.Column(db.Integer, primary_key=True)
 990         access_token = db.Column(db.String(34), unique=True)
 991
 992         name         = db.Column(db.String(100), nullable=False)
 993         owner_id     = db.Column(db.Integer, db.ForeignKey("user.id"), nullable=False)
 994         # owner is created using backref
 995
 996         created_at   = db.Column(db.DateTime, nullable=False, default=datetime.datetime.utcnow)
 997
 998         package_id = db.Column(db.Integer, db.ForeignKey("package.id"), nullable=True)
 999         package    = db.relationship("Package", foreign_keys=[package_id])
1000
1001         def canOperateOnPackage(self, package):
1002                 if self.package and self.package != package:
1003                         return False
1004
1005                 return package.author == self.owner
1006
1007
1008 class EditRequest(db.Model):
1009         id           = db.Column(db.Integer, primary_key=True)
1010
1011         package_id   = db.Column(db.Integer, db.ForeignKey("package.id"))
1012         author_id    = db.Column(db.Integer, db.ForeignKey("user.id"))
1013
1014         title        = db.Column(db.String(100), nullable=False)
1015         desc         = db.Column(db.String(1000), nullable=True)
1016
1017         # 0 - open
1018         # 1 - merged
1019         # 2 - rejected
1020         status       = db.Column(db.Integer, nullable=False, default=0)
1021
1022         changes = db.relationship("EditRequestChange", backref="request",
1023                         lazy="dynamic")
1024
1025         def getURL(self):
1026                 return url_for("view_editrequest_page",
1027                                 author=self.package.author.username,
1028                                 name=self.package.name,
1029                                 id=self.id)
1030
1031         def getApproveURL(self):
1032                 return url_for("approve_editrequest_page",
1033                                 author=self.package.author.username,
1034                                 name=self.package.name,
1035                                 id=self.id)
1036
1037         def getRejectURL(self):
1038                 return url_for("reject_editrequest_page",
1039                                 author=self.package.author.username,
1040                                 name=self.package.name,
1041                                 id=self.id)
1042
1043         def getEditURL(self):
1044                 return url_for("create_edit_editrequest_page",
1045                                 author=self.package.author.username,
1046                                 name=self.package.name,
1047                                 id=self.id)
1048
1049         def applyAll(self, package):
1050                 for change in self.changes:
1051                         change.apply(package)
1052
1053
1054         def checkPerm(self, user, perm):
1055                 if not user.is_authenticated:
1056                         return False
1057
1058                 if type(perm) == str:
1059                         perm = Permission[perm]
1060                 elif type(perm) != Permission:
1061                         raise Exception("Unknown permission given to EditRequest.checkPerm()")
1062
1063                 isOwner = user == self.author
1064
1065                 # Members can edit their own packages, and editors can edit any packages
1066                 if perm == Permission.EDIT_EDITREQUEST:
1067                         return isOwner or user.rank.atLeast(UserRank.EDITOR)
1068
1069                 else:
1070                         raise Exception("Permission {} is not related to packages".format(perm.name))
1071
1072
1073
1074
1075 class EditRequestChange(db.Model):
1076         id           = db.Column(db.Integer, primary_key=True)
1077
1078         request_id   = db.Column(db.Integer, db.ForeignKey("edit_request.id"))
1079         key          = db.Column(db.Enum(PackagePropertyKey), nullable=False)
1080
1081         # TODO: make diff instead
1082         oldValue     = db.Column(db.Text, nullable=True)
1083         newValue     = db.Column(db.Text, nullable=True)
1084
1085         def apply(self, package):
1086                 if self.key == PackagePropertyKey.tags:
1087                         package.tags.clear()
1088                         for tagTitle in self.newValue.split(","):
1089                                 tag = Tag.query.filter_by(title=tagTitle.strip()).first()
1090                                 package.tags.append(tag)
1091
1092                 else:
1093                         setattr(package, self.key.name, self.newValue)
1094
1095
1096 watchers = db.Table("watchers",
1097     db.Column("user_id", db.Integer, db.ForeignKey("user.id"), primary_key=True),
1098     db.Column("thread_id", db.Integer, db.ForeignKey("thread.id"), primary_key=True)
1099 )
1100
1101 class Thread(db.Model):
1102         id         = db.Column(db.Integer, primary_key=True)
1103
1104         package_id = db.Column(db.Integer, db.ForeignKey("package.id"), nullable=True)
1105         package    = db.relationship("Package", foreign_keys=[package_id])
1106
1107         review_id  = db.Column(db.Integer, db.ForeignKey("package_review.id"), nullable=True)
1108         review     = db.relationship("PackageReview", foreign_keys=[review_id])
1109
1110         author_id  = db.Column(db.Integer, db.ForeignKey("user.id"), nullable=False)
1111         title      = db.Column(db.String(100), nullable=False)
1112         private    = db.Column(db.Boolean, server_default="0", nullable=False)
1113
1114         locked     = db.Column(db.Boolean, server_default="0", nullable=False)
1115
1116         created_at = db.Column(db.DateTime, nullable=False, default=datetime.datetime.utcnow)
1117
1118         replies    = db.relationship("ThreadReply", backref="thread", lazy="dynamic", \
1119                         order_by=db.asc("thread_reply_id"))
1120
1121         watchers   = db.relationship("User", secondary=watchers, lazy="subquery", \
1122                         backref=db.backref("watching", lazy=True))
1123
1124         def getViewURL(self):
1125                 return url_for("threads.view", id=self.id)
1126
1127         def getSubscribeURL(self):
1128                 return url_for("threads.subscribe", id=self.id)
1129
1130         def getUnsubscribeURL(self):
1131                 return url_for("threads.unsubscribe", id=self.id)
1132
1133         def checkPerm(self, user, perm):
1134                 if not user.is_authenticated:
1135                         return perm == Permission.SEE_THREAD and not self.private
1136
1137                 if type(perm) == str:
1138                         perm = Permission[perm]
1139                 elif type(perm) != Permission:
1140                         raise Exception("Unknown permission given to Thread.checkPerm()")
1141
1142                 isMaintainer = user == self.author or (self.package is not None and self.package.author == user)
1143                 if self.package:
1144                         isMaintainer = isMaintainer or user in self.package.maintainers
1145
1146                 canSee = not self.private or isMaintainer or user.rank.atLeast(UserRank.EDITOR)
1147
1148                 if perm == Permission.SEE_THREAD:
1149                         return canSee
1150
1151                 elif perm == Permission.COMMENT_THREAD:
1152                         return canSee and (not self.locked or user.rank.atLeast(UserRank.MODERATOR))
1153
1154                 elif perm == Permission.LOCK_THREAD:
1155                         return user.rank.atLeast(UserRank.MODERATOR)
1156
1157                 else:
1158                         raise Exception("Permission {} is not related to threads".format(perm.name))
1159
1160 class ThreadReply(db.Model):
1161         id         = db.Column(db.Integer, primary_key=True)
1162         thread_id  = db.Column(db.Integer, db.ForeignKey("thread.id"), nullable=False)
1163         comment    = db.Column(db.String(2000), nullable=False)
1164         author_id  = db.Column(db.Integer, db.ForeignKey("user.id"), nullable=False)
1165         created_at = db.Column(db.DateTime, nullable=False, default=datetime.datetime.utcnow)
1166
1167         def checkPerm(self, user, perm):
1168                 if not user.is_authenticated:
1169                         return False
1170
1171                 if type(perm) == str:
1172                         perm = Permission[perm]
1173                 elif type(perm) != Permission:
1174                         raise Exception("Unknown permission given to ThreadReply.checkPerm()")
1175
1176                 if perm == Permission.EDIT_REPLY:
1177                         return user == self.author and user.rank.atLeast(UserRank.MEMBER) and not self.thread.locked
1178
1179                 elif perm == Permission.DELETE_REPLY:
1180                         return user.rank.atLeast(UserRank.MODERATOR) and self.thread.replies[0] != self
1181
1182                 else:
1183                         raise Exception("Permission {} is not related to threads".format(perm.name))
1184
1185
1186 class PackageReview(db.Model):
1187         id         = db.Column(db.Integer, primary_key=True)
1188
1189         package_id = db.Column(db.Integer, db.ForeignKey("package.id"), nullable=True)
1190         package    = db.relationship("Package", foreign_keys=[package_id], backref=db.backref("reviews", lazy=True))
1191
1192         created_at = db.Column(db.DateTime, nullable=False, default=datetime.datetime.utcnow)
1193
1194         author_id  = db.Column(db.Integer, db.ForeignKey("user.id"), nullable=False)
1195         author     = db.relationship("User", foreign_keys=[author_id], backref=db.backref("reviews", lazy=True))
1196
1197         recommends = db.Column(db.Boolean, nullable=False)
1198
1199         thread     = db.relationship("Thread", uselist=False, back_populates="review")
1200
1201         def asSign(self):
1202                 return 1 if self.recommends else -1
1203
1204         def getEditURL(self):
1205                 return self.package.getReviewURL()
1206
1207         def getDeleteURL(self):
1208                 return url_for("packages.delete_review",
1209                                 author=self.package.author.username,
1210                                 name=self.package.name)
1211
1212
1213 class AuditSeverity(enum.Enum):
1214         NORMAL = 0 # Normal user changes
1215         EDITOR = 1 # Editor changes
1216         MODERATION = 2 # Destructive / moderator changes
1217
1218         def __str__(self):
1219                 return self.name
1220
1221         def getTitle(self):
1222                 return self.name.replace("_", " ").title()
1223
1224         @classmethod
1225         def choices(cls):
1226                 return [(choice, choice.getTitle()) for choice in cls]
1227
1228         @classmethod
1229         def coerce(cls, item):
1230                 return item if type(item) == AuditSeverity else AuditSeverity[item]
1231
1232
1233
1234 class AuditLogEntry(db.Model):
1235         id         = db.Column(db.Integer, primary_key=True)
1236
1237         created_at = db.Column(db.DateTime, nullable=False, default=datetime.datetime.utcnow)
1238
1239         causer_id  = db.Column(db.Integer, db.ForeignKey("user.id"), nullable=False)
1240         causer     = db.relationship("User", foreign_keys=[causer_id])
1241
1242         severity   = db.Column(db.Enum(AuditSeverity), nullable=False)
1243
1244         title      = db.Column(db.String(100), nullable=False)
1245         url        = db.Column(db.String(200), nullable=True)
1246
1247         package_id = db.Column(db.Integer, db.ForeignKey("package.id"), nullable=True)
1248         package    = db.relationship("Package", foreign_keys=[package_id])
1249
1250         description = db.Column(db.Text, nullable=True, default=None)
1251
1252         def __init__(self, causer, severity, title, url, package=None, description=None):
1253                 if len(title) > 100:
1254                         title = title[:99] + "…"
1255
1256                 self.causer   = causer
1257                 self.severity = severity
1258                 self.title    = title
1259                 self.url      = url
1260                 self.package  = package
1261                 self.description = description
1262
1263
1264
1265
1266 REPO_BLACKLIST = [".zip", "mediafire.com", "dropbox.com", "weebly.com", \
1267                 "minetest.net", "dropboxusercontent.com", "4shared.com", \
1268                 "digitalaudioconcepts.com", "hg.intevation.org", "www.wtfpl.net", \
1269                 "imageshack.com", "imgur.com"]
1270
1271 class ForumTopic(db.Model):
1272         topic_id  = db.Column(db.Integer, primary_key=True, autoincrement=False)
1273         author_id = db.Column(db.Integer, db.ForeignKey("user.id"), nullable=False)
1274         author    = db.relationship("User")
1275
1276         wip       = db.Column(db.Boolean, server_default="0")
1277         discarded = db.Column(db.Boolean, server_default="0")
1278
1279         type      = db.Column(db.Enum(PackageType), nullable=False)
1280         title     = db.Column(db.String(200), nullable=False)
1281         name      = db.Column(db.String(30), nullable=True)
1282         link      = db.Column(db.String(200), nullable=True)
1283
1284         posts     = db.Column(db.Integer, nullable=False)
1285         views     = db.Column(db.Integer, nullable=False)
1286
1287         created_at = db.Column(db.DateTime, nullable=False, default=datetime.datetime.utcnow)
1288
1289         def getRepoURL(self):
1290                 if self.link is None:
1291                         return None
1292
1293                 for item in REPO_BLACKLIST:
1294                         if item in self.link:
1295                                 return None
1296
1297                 return self.link.replace("repo.or.cz/w/", "repo.or.cz/")
1298
1299         def getAsDictionary(self):
1300                 return {
1301                         "author": self.author.username,
1302                         "name":   self.name,
1303                         "type":   self.type.toName(),
1304                         "title":  self.title,
1305                         "id":     self.topic_id,
1306                         "link":   self.link,
1307                         "posts":  self.posts,
1308                         "views":  self.views,
1309                         "is_wip": self.wip,
1310                         "discarded":  self.discarded,
1311                         "created_at": self.created_at.isoformat(),
1312                 }
1313
1314         def checkPerm(self, user, perm):
1315                 if not user.is_authenticated:
1316                         return False
1317
1318                 if type(perm) == str:
1319                         perm = Permission[perm]
1320                 elif type(perm) != Permission:
1321                         raise Exception("Unknown permission given to ForumTopic.checkPerm()")
1322
1323                 if perm == Permission.TOPIC_DISCARD:
1324                         return self.author == user or user.rank.atLeast(UserRank.EDITOR)
1325
1326                 else:
1327                         raise Exception("Permission {} is not related to topics".format(perm.name))
1328
1329
1330 # Setup Flask-User
1331 user_manager = UserManager(app, db, User)
1332
1333 if app.config.get("LOG_SQL"):
1334         import logging
1335         logging.basicConfig()
1336         logging.getLogger('sqlalchemy.engine').setLevel(logging.INFO)