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 ContentWarnings = db.Table("content_warnings",
 362     db.Column("content_warning_id", db.Integer, db.ForeignKey("content_warning.id"), primary_key=True),
 363     db.Column("package_id", db.Integer, db.ForeignKey("package.id"), primary_key=True)
 364 )
 365
 366 maintainers = db.Table("maintainers",
 367     db.Column("user_id", db.Integer, db.ForeignKey("user.id"), primary_key=True),
 368     db.Column("package_id", db.Integer, db.ForeignKey("package.id"), primary_key=True)
 369 )
 370
 371 class Dependency(db.Model):
 372         id              = db.Column(db.Integer, primary_key=True)
 373         depender_id     = db.Column(db.Integer, db.ForeignKey("package.id"),     nullable=True)
 374         package_id      = db.Column(db.Integer, db.ForeignKey("package.id"),     nullable=True)
 375         package         = db.relationship("Package", foreign_keys=[package_id])
 376         meta_package_id = db.Column(db.Integer, db.ForeignKey("meta_package.id"), nullable=True)
 377         optional        = db.Column(db.Boolean, nullable=False, default=False)
 378         __table_args__  = (db.UniqueConstraint("depender_id", "package_id", "meta_package_id", name="_dependency_uc"), )
 379
 380         def __init__(self, depender=None, package=None, meta=None, optional=False):
 381                 if depender is None:
 382                         return
 383
 384                 self.depender = depender
 385                 self.optional = optional
 386
 387                 packageProvided = package is not None
 388                 metaProvided = meta is not None
 389
 390                 if packageProvided and not metaProvided:
 391                         self.package = package
 392                 elif metaProvided and not packageProvided:
 393                         self.meta_package = meta
 394                 else:
 395                         raise Exception("Either meta or package must be given, but not both!")
 396
 397         def getName(self):
 398                 if self.meta_package:
 399                         return self.meta_package.name
 400                 elif self.package:
 401                         return self.package.name
 402                 else:
 403                         assert False
 404
 405         def __str__(self):
 406                 if self.package is not None:
 407                         return self.package.author.username + "/" + self.package.name
 408                 elif self.meta_package is not None:
 409                         return self.meta_package.name
 410                 else:
 411                         raise Exception("Meta and package are both none!")
 412
 413         @staticmethod
 414         def SpecToList(depender, spec, cache={}):
 415                 retval = []
 416                 arr = spec.split(",")
 417
 418                 import re
 419                 pattern1 = re.compile("^([a-z0-9_]+)$")
 420                 pattern2 = re.compile("^([A-Za-z0-9_]+)/([a-z0-9_]+)$")
 421
 422                 for x in arr:
 423                         x = x.strip()
 424                         if x == "":
 425                                 continue
 426
 427                         if pattern1.match(x):
 428                                 meta = MetaPackage.GetOrCreate(x, cache)
 429                                 retval.append(Dependency(depender, meta=meta))
 430                         else:
 431                                 m = pattern2.match(x)
 432                                 username = m.group(1)
 433                                 name     = m.group(2)
 434                                 user = User.query.filter_by(username=username).first()
 435                                 if user is None:
 436                                         raise Exception("Unable to find user " + username)
 437
 438                                 package = Package.query.filter_by(author=user, name=name).first()
 439                                 if package is None:
 440                                         raise Exception("Unable to find package " + name + " by " + username)
 441
 442                                 retval.append(Dependency(depender, package=package))
 443
 444                 return retval
 445
 446
 447 class Package(db.Model):
 448         query_class  = ArticleQuery
 449
 450         id           = db.Column(db.Integer, primary_key=True)
 451
 452         # Basic details
 453         author_id    = db.Column(db.Integer, db.ForeignKey("user.id"))
 454         name         = db.Column(db.Unicode(100), nullable=False)
 455         title        = db.Column(db.Unicode(100), nullable=False)
 456         short_desc   = db.Column(db.Unicode(200), nullable=False)
 457         desc         = db.Column(db.UnicodeText, nullable=True)
 458         type         = db.Column(db.Enum(PackageType))
 459         created_at   = db.Column(db.DateTime, nullable=False, default=datetime.datetime.utcnow)
 460         approved_at  = db.Column(db.DateTime, nullable=True, default=None)
 461
 462         name_valid = db.CheckConstraint("name ~* '^[a-z0-9_]+$'")
 463
 464         search_vector = db.Column(TSVectorType("name", "title", "short_desc", "desc", \
 465                         weights={ "name": "A", "title": "B", "short_desc": "C", "desc": "D" }))
 466
 467         license_id   = db.Column(db.Integer, db.ForeignKey("license.id"), nullable=False, default=1)
 468         license      = db.relationship("License", foreign_keys=[license_id])
 469         media_license_id = db.Column(db.Integer, db.ForeignKey("license.id"), nullable=False, default=1)
 470         media_license    = db.relationship("License", foreign_keys=[media_license_id])
 471
 472         approved     = db.Column(db.Boolean, nullable=False, default=False)
 473         soft_deleted = db.Column(db.Boolean, nullable=False, default=False)
 474
 475         score        = db.Column(db.Float, nullable=False, default=0)
 476         score_downloads = db.Column(db.Float, nullable=False, default=0)
 477         downloads     = db.Column(db.Integer, nullable=False, default=0)
 478
 479         review_thread_id = db.Column(db.Integer, db.ForeignKey("thread.id"), nullable=True, default=None)
 480         review_thread    = db.relationship("Thread", foreign_keys=[review_thread_id])
 481
 482         # Downloads
 483         repo         = db.Column(db.String(200), nullable=True)
 484         website      = db.Column(db.String(200), nullable=True)
 485         issueTracker = db.Column(db.String(200), nullable=True)
 486         forums       = db.Column(db.Integer,     nullable=True)
 487
 488         provides = db.relationship("MetaPackage", \
 489                         secondary=provides, lazy="select", order_by=db.asc("name"), \
 490                         backref=db.backref("packages", lazy="dynamic", order_by=db.desc("score")))
 491
 492         dependencies = db.relationship("Dependency", backref="depender", lazy="dynamic", foreign_keys=[Dependency.depender_id])
 493
 494         tags = db.relationship("Tag", secondary=Tags, lazy="select",
 495                         backref=db.backref("packages", lazy=True))
 496
 497         content_warnings = db.relationship("ContentWarning", secondary=ContentWarnings, lazy="select",
 498                         backref=db.backref("packages", lazy=True))
 499
 500         releases = db.relationship("PackageRelease", backref="package",
 501                         lazy="dynamic", order_by=db.desc("package_release_releaseDate"))
 502
 503         screenshots = db.relationship("PackageScreenshot", backref="package",
 504                         lazy="dynamic", order_by=db.asc("package_screenshot_id"))
 505
 506         requests = db.relationship("EditRequest", backref="package",
 507                         lazy="dynamic")
 508
 509         maintainers = db.relationship("User", secondary=maintainers, lazy="subquery")
 510
 511         def __init__(self, package=None):
 512                 if package is None:
 513                         return
 514
 515                 self.author_id = package.author_id
 516                 self.created_at = package.created_at
 517                 self.approved = package.approved
 518
 519                 self.maintainers.append(self.author)
 520
 521                 for e in PackagePropertyKey:
 522                         setattr(self, e.name, getattr(package, e.name))
 523
 524         def getId(self):
 525                 return "{}/{}".format(self.author.username, self.name)
 526
 527         def getIsFOSS(self):
 528                 return self.license.is_foss and self.media_license.is_foss
 529
 530         def getIsOnGitHub(self):
 531                 if self.repo is None:
 532                         return False
 533
 534                 url = urlparse(self.repo)
 535                 return url.netloc == "github.com"
 536
 537         def getGitHubFullName(self):
 538                 if self.repo is None:
 539                         return None
 540
 541                 url = urlparse(self.repo)
 542                 if url.netloc != "github.com":
 543                         return None
 544
 545                 import re
 546                 m = re.search(r"^\/([^\/]+)\/([^\/]+)\/?$", url.path)
 547                 if m is None:
 548                         return
 549
 550                 user = m.group(1)
 551                 repo = m.group(2).replace(".git", "")
 552
 553                 return (user,repo)
 554
 555         def getSortedDependencies(self, is_hard=None):
 556                 query = self.dependencies
 557                 if is_hard is not None:
 558                         query = query.filter_by(optional=not is_hard)
 559
 560                 deps = query.all()
 561                 deps.sort(key = lambda x: x.getName())
 562                 return deps
 563
 564         def getSortedHardDependencies(self):
 565                 return self.getSortedDependencies(True)
 566
 567         def getSortedOptionalDependencies(self):
 568                 return self.getSortedDependencies(False)
 569
 570         def getState(self):
 571                 if self.approved:
 572                         return "approved"
 573                 elif self.review_thread_id:
 574                         return "thread"
 575                 elif (self.type == PackageType.GAME or \
 576                                         self.type == PackageType.TXP) and \
 577                                 self.screenshots.count() == 0:
 578                         return "wip"
 579                 elif not self.getDownloadRelease():
 580                         return "wip"
 581                 elif "Other" in self.license.name or "Other" in self.media_license.name:
 582                         return "license"
 583                 else:
 584                         return "ready"
 585
 586         def getAsDictionaryKey(self):
 587                 return {
 588                         "name": self.name,
 589                         "author": self.author.display_name,
 590                         "type": self.type.toName(),
 591                 }
 592
 593         def getAsDictionaryShort(self, base_url, version=None):
 594                 tnurl = self.getThumbnailURL(1)
 595                 release = self.getDownloadRelease(version=version)
 596                 return {
 597                         "name": self.name,
 598                         "title": self.title,
 599                         "author": self.author.username,
 600                         "short_description": self.short_desc,
 601                         "type": self.type.toName(),
 602                         "release": release and release.id,
 603                         "thumbnail": (base_url + tnurl) if tnurl is not None else None
 604                 }
 605
 606         def getAsDictionary(self, base_url, version=None):
 607                 tnurl = self.getThumbnailURL(1)
 608                 release = self.getDownloadRelease(version=version)
 609                 return {
 610                         "author": self.author.username,
 611                         "name": self.name,
 612                         "title": self.title,
 613                         "short_description": self.short_desc,
 614                         "desc": self.desc,
 615                         "type": self.type.toName(),
 616                         "created_at": self.created_at.isoformat(),
 617
 618                         "license": self.license.name,
 619                         "media_license": self.media_license.name,
 620
 621                         "repo": self.repo,
 622                         "website": self.website,
 623                         "issue_tracker": self.issueTracker,
 624                         "forums": self.forums,
 625
 626                         "provides": [x.name for x in self.provides],
 627                         "thumbnail": (base_url + tnurl) if tnurl is not None else None,
 628                         "screenshots": [base_url + ss.url for ss in self.screenshots],
 629
 630                         "url": base_url + self.getDownloadURL(),
 631                         "release": release and release.id,
 632
 633                         "score": round(self.score * 10) / 10,
 634                         "downloads": self.downloads
 635                 }
 636
 637         def getThumbnailURL(self, level=2):
 638                 screenshot = self.screenshots.filter_by(approved=True).order_by(db.asc(PackageScreenshot.id)).first()
 639                 return screenshot.getThumbnailURL(level) if screenshot is not None else None
 640
 641         def getMainScreenshotURL(self, absolute=False):
 642                 screenshot = self.screenshots.filter_by(approved=True).order_by(db.asc(PackageScreenshot.id)).first()
 643                 if screenshot is None:
 644                         return None
 645
 646                 if absolute:
 647                         from app.utils import abs_url
 648                         return abs_url(screenshot.url)
 649                 else:
 650                         return screenshot.url
 651
 652         def getDetailsURL(self, absolute=False):
 653                 if absolute:
 654                         from app.utils import abs_url_for
 655                         return abs_url_for("packages.view",
 656                                         author=self.author.username, name=self.name)
 657                 else:
 658                         return url_for("packages.view",
 659                                         author=self.author.username, name=self.name)
 660
 661         def getShieldURL(self, type):
 662                 from app.utils import abs_url_for
 663                 return abs_url_for("packages.shield",
 664                                 author=self.author.username, name=self.name, type=type)
 665
 666         def makeShield(self, type):
 667                 return "[![ContentDB]({})]({})" \
 668                         .format(self.getShieldURL(type), self.getDetailsURL(True))
 669
 670         def getEditURL(self):
 671                 return url_for("packages.create_edit",
 672                                 author=self.author.username, name=self.name)
 673
 674         def getApproveURL(self):
 675                 return url_for("packages.approve",
 676                                 author=self.author.username, name=self.name)
 677
 678         def getRemoveURL(self):
 679                 return url_for("packages.remove",
 680                                 author=self.author.username, name=self.name)
 681
 682         def getNewScreenshotURL(self):
 683                 return url_for("packages.create_screenshot",
 684                                 author=self.author.username, name=self.name)
 685
 686         def getCreateReleaseURL(self):
 687                 return url_for("packages.create_release",
 688                                 author=self.author.username, name=self.name)
 689
 690         def getCreateEditRequestURL(self):
 691                 return url_for("create_edit_editrequest_page",
 692                                 author=self.author.username, name=self.name)
 693
 694         def getBulkReleaseURL(self):
 695                 return url_for("packages.bulk_change_release",
 696                         author=self.author.username, name=self.name)
 697
 698         def getDownloadURL(self):
 699                 return url_for("packages.download",
 700                                 author=self.author.username, name=self.name)
 701
 702         def getEditMaintainersURL(self):
 703                 return url_for("packages.edit_maintainers",
 704                                 author=self.author.username, name=self.name)
 705
 706         def getRemoveSelfMaintainerURL(self):
 707                 return url_for("packages.remove_self_maintainers",
 708                                 author=self.author.username, name=self.name)
 709
 710         def getUpdateFromReleaseURL(self):
 711                 return url_for("packages.update_from_release",
 712                                 author=self.author.username, name=self.name)
 713
 714         def getReviewURL(self):
 715                 return url_for('packages.review',
 716                                 author=self.author.username, name=self.name)
 717
 718         def getDownloadRelease(self, version=None):
 719                 for rel in self.releases:
 720                         if rel.approved and (version is None or
 721                                         ((rel.min_rel is None or rel.min_rel_id <= version.id) and \
 722                                         (rel.max_rel is None or rel.max_rel_id >= version.id))):
 723                                 return rel
 724
 725                 return None
 726
 727         def checkPerm(self, user, perm):
 728                 if not user.is_authenticated:
 729                         return False
 730
 731                 if type(perm) == str:
 732                         perm = Permission[perm]
 733                 elif type(perm) != Permission:
 734                         raise Exception("Unknown permission given to Package.checkPerm()")
 735
 736                 isOwner = user == self.author
 737                 isMaintainer = isOwner or user.rank.atLeast(UserRank.EDITOR) or user in self.maintainers
 738
 739                 if perm == Permission.CREATE_THREAD:
 740                         return user.rank.atLeast(UserRank.MEMBER)
 741
 742                 # Members can edit their own packages, and editors can edit any packages
 743                 elif perm == Permission.MAKE_RELEASE or perm == Permission.ADD_SCREENSHOTS:
 744                         return isMaintainer
 745
 746                 elif perm == Permission.EDIT_PACKAGE or perm == Permission.REIMPORT_META or \
 747                                 perm == Permission.APPROVE_CHANGES or perm == Permission.APPROVE_RELEASE:
 748                         return isMaintainer and user.rank.atLeast(UserRank.MEMBER if self.approved else UserRank.NEW_MEMBER)
 749
 750                 # Anyone can change the package name when not approved, but only editors when approved
 751                 elif perm == Permission.CHANGE_NAME:
 752                         return not self.approved or user.rank.atLeast(UserRank.EDITOR)
 753
 754                 # Editors can change authors and approve new packages
 755                 elif perm == Permission.APPROVE_NEW or perm == Permission.CHANGE_AUTHOR:
 756                         return user.rank.atLeast(UserRank.EDITOR)
 757
 758                 elif perm == Permission.APPROVE_SCREENSHOT:
 759                         return isMaintainer and user.rank.atLeast(UserRank.TRUSTED_MEMBER if self.approved else UserRank.NEW_MEMBER)
 760
 761                 elif perm == Permission.EDIT_MAINTAINERS:
 762                         return isOwner or user.rank.atLeast(UserRank.MODERATOR)
 763
 764                 elif perm == Permission.UNAPPROVE_PACKAGE or perm == Permission.DELETE_PACKAGE:
 765                         return user.rank.atLeast(UserRank.EDITOR)
 766
 767                 elif perm == Permission.CHANGE_RELEASE_URL:
 768                         return user.rank.atLeast(UserRank.MODERATOR)
 769
 770                 else:
 771                         raise Exception("Permission {} is not related to packages".format(perm.name))
 772
 773         def getScoreDict(self):
 774                 return {
 775                         "author": self.author.username,
 776                         "name": self.name,
 777                         "score": self.score,
 778                         "score_downloads": self.score_downloads,
 779                         "score_reviews": self.score - self.score_downloads,
 780                         "downloads": self.downloads
 781                 }
 782
 783         def recalcScore(self):
 784                 review_scores = [ 100 * r.asSign() for r in self.reviews ]
 785                 self.score = self.score_downloads + sum(review_scores)
 786
 787
 788 class MetaPackage(db.Model):
 789         id           = db.Column(db.Integer, primary_key=True)
 790         name         = db.Column(db.String(100), unique=True, nullable=False)
 791         dependencies = db.relationship("Dependency", backref="meta_package", lazy="dynamic")
 792
 793         mp_name_valid = db.CheckConstraint("name ~* '^[a-z0-9_]+$'")
 794
 795         def __init__(self, name=None):
 796                 self.name = name
 797
 798         def __str__(self):
 799                 return self.name
 800
 801         @staticmethod
 802         def ListToSpec(list):
 803                 return ",".join([str(x) for x in list])
 804
 805         @staticmethod
 806         def GetOrCreate(name, cache={}):
 807                 mp = cache.get(name)
 808                 if mp is None:
 809                         mp = MetaPackage.query.filter_by(name=name).first()
 810
 811                 if mp is None:
 812                         mp = MetaPackage(name)
 813                         db.session.add(mp)
 814
 815                 cache[name] = mp
 816                 return mp
 817
 818         @staticmethod
 819         def SpecToList(spec, cache={}):
 820                 retval = []
 821                 arr = spec.split(",")
 822
 823                 import re
 824                 pattern = re.compile("^([a-z0-9_]+)$")
 825
 826                 for x in arr:
 827                         x = x.strip()
 828                         if x == "":
 829                                 continue
 830
 831                         if not pattern.match(x):
 832                                 continue
 833
 834                         retval.append(MetaPackage.GetOrCreate(x, cache))
 835
 836                 return retval
 837
 838
 839 class ContentWarning(db.Model):
 840         id              = db.Column(db.Integer, primary_key=True)
 841         name            = db.Column(db.String(100), unique=True, nullable=False)
 842         title           = db.Column(db.String(100), nullable=False)
 843         description     = db.Column(db.String(500), nullable=False)
 844
 845         def __init__(self, title, description=""):
 846                 self.title       = title
 847                 self.description = description
 848
 849                 import re
 850                 regex = re.compile("[^a-z_]")
 851                 self.name = regex.sub("", self.title.lower().replace(" ", "_"))
 852
 853
 854 class Tag(db.Model):
 855         id              = db.Column(db.Integer, primary_key=True)
 856         name            = db.Column(db.String(100), unique=True, nullable=False)
 857         title           = db.Column(db.String(100), nullable=False)
 858         description     = db.Column(db.String(500), nullable=True, default=None)
 859         backgroundColor = db.Column(db.String(6), nullable=False)
 860         textColor       = db.Column(db.String(6), nullable=False)
 861         views           = db.Column(db.Integer, nullable=False, default=0)
 862
 863         def __init__(self, title, backgroundColor="000000", textColor="ffffff"):
 864                 self.title           = title
 865                 self.backgroundColor = backgroundColor
 866                 self.textColor       = textColor
 867
 868                 import re
 869                 regex = re.compile("[^a-z_]")
 870                 self.name = regex.sub("", self.title.lower().replace(" ", "_"))
 871
 872
 873 class MinetestRelease(db.Model):
 874         id       = db.Column(db.Integer, primary_key=True)
 875         name     = db.Column(db.String(100), unique=True, nullable=False)
 876         protocol = db.Column(db.Integer, nullable=False, default=0)
 877
 878         def __init__(self, name=None, protocol=0):
 879                 self.name = name
 880                 self.protocol = protocol
 881
 882         def getActual(self):
 883                 return None if self.name == "None" else self
 884
 885         @classmethod
 886         def get(cls, version, protocol_num):
 887                 if version:
 888                         parts = version.strip().split(".")
 889                         if len(parts) >= 2:
 890                                 major_minor = parts[0] + "." + parts[1]
 891                                 query = MinetestRelease.query.filter(MinetestRelease.name.like("{}%".format(major_minor)))
 892                                 if protocol_num:
 893                                         query = query.filter_by(protocol=protocol_num)
 894
 895                                 release = query.one_or_none()
 896                                 if release:
 897                                         return release
 898
 899                 if protocol_num:
 900                         return MinetestRelease.query.filter_by(protocol=protocol_num).first()
 901
 902                 return None
 903
 904
 905 class PackageRelease(db.Model):
 906         id           = db.Column(db.Integer, primary_key=True)
 907
 908         package_id   = db.Column(db.Integer, db.ForeignKey("package.id"))
 909         title        = db.Column(db.String(100), nullable=False)
 910         releaseDate  = db.Column(db.DateTime,    nullable=False)
 911         url          = db.Column(db.String(200), nullable=False)
 912         approved     = db.Column(db.Boolean, nullable=False, default=False)
 913         task_id      = db.Column(db.String(37), nullable=True)
 914         commit_hash  = db.Column(db.String(41), nullable=True, default=None)
 915         downloads    = db.Column(db.Integer, nullable=False, default=0)
 916
 917         min_rel_id = db.Column(db.Integer, db.ForeignKey("minetest_release.id"), nullable=True, server_default=None)
 918         min_rel    = db.relationship("MinetestRelease", foreign_keys=[min_rel_id])
 919
 920         max_rel_id = db.Column(db.Integer, db.ForeignKey("minetest_release.id"), nullable=True, server_default=None)
 921         max_rel    = db.relationship("MinetestRelease", foreign_keys=[max_rel_id])
 922
 923         # If the release is approved, then the task_id must be null and the url must be present
 924         CK_approval_valid = db.CheckConstraint("not approved OR (task_id IS NULL AND (url = '') IS NOT FALSE)")
 925
 926         def getAsDictionary(self):
 927                 return {
 928                         "id": self.id,
 929                         "title": self.title,
 930                         "url": self.url if self.url != "" else None,
 931                         "release_date": self.releaseDate.isoformat(),
 932                         "commit": self.commit_hash,
 933                         "downloads": self.downloads,
 934                         "min_protocol": self.min_rel and self.min_rel.protocol,
 935                         "max_protocol": self.max_rel and self.max_rel.protocol
 936                 }
 937
 938         def getEditURL(self):
 939                 return url_for("packages.edit_release",
 940                                 author=self.package.author.username,
 941                                 name=self.package.name,
 942                                 id=self.id)
 943
 944         def getDeleteURL(self):
 945                 return url_for("packages.delete_release",
 946                                 author=self.package.author.username,
 947                                 name=self.package.name,
 948                                 id=self.id)
 949
 950         def getDownloadURL(self):
 951                 return url_for("packages.download_release",
 952                                 author=self.package.author.username,
 953                                 name=self.package.name,
 954                                 id=self.id)
 955
 956         def __init__(self):
 957                 self.releaseDate = datetime.datetime.now()
 958
 959         def approve(self, user):
 960                 if not self.package.checkPerm(user, Permission.APPROVE_RELEASE):
 961                         return False
 962
 963                 assert self.task_id is None and self.url is not None and self.url != ""
 964
 965                 self.approved = True
 966                 return True
 967
 968         def checkPerm(self, user, perm):
 969                 if not user.is_authenticated:
 970                         return False
 971
 972                 if type(perm) == str:
 973                         perm = Permission[perm]
 974                 elif type(perm) != Permission:
 975                         raise Exception("Unknown permission given to PackageRelease.checkPerm()")
 976
 977                 isOwner = user == self.package.author
 978
 979                 if perm == Permission.DELETE_RELEASE:
 980                         if user.rank.atLeast(UserRank.ADMIN):
 981                                 return True
 982
 983                         if not (isOwner or user.rank.atLeast(UserRank.EDITOR)):
 984                                 return False
 985
 986                         if not self.package.approved or self.task_id is not None:
 987                                 return True
 988
 989                         count = PackageRelease.query \
 990                                         .filter_by(package_id=self.package_id) \
 991                                         .filter(PackageRelease.id > self.id) \
 992                                         .count()
 993
 994                         return count > 0
 995                 else:
 996                         raise Exception("Permission {} is not related to releases".format(perm.name))
 997
 998
 999 # class PackageReview(db.Model):
1000 #       id         = db.Column(db.Integer, primary_key=True)
1001 #       package_id = db.Column(db.Integer, db.ForeignKey("package.id"))
1002 #       thread_id  = db.Column(db.Integer, db.ForeignKey("thread.id"), nullable=False)
1003 #       recommend  = db.Column(db.Boolean, nullable=False, default=True)
1004
1005
1006 class PackageScreenshot(db.Model):
1007         id         = db.Column(db.Integer, primary_key=True)
1008         package_id = db.Column(db.Integer, db.ForeignKey("package.id"))
1009         title      = db.Column(db.String(100), nullable=False)
1010         url        = db.Column(db.String(100), nullable=False)
1011         approved   = db.Column(db.Boolean, nullable=False, default=False)
1012
1013
1014         def getEditURL(self):
1015                 return url_for("packages.edit_screenshot",
1016                                 author=self.package.author.username,
1017                                 name=self.package.name,
1018                                 id=self.id)
1019
1020         def getThumbnailURL(self, level=2):
1021                 return self.url.replace("/uploads/", ("/thumbnails/{:d}/").format(level))
1022
1023
1024 class APIToken(db.Model):
1025         id           = db.Column(db.Integer, primary_key=True)
1026         access_token = db.Column(db.String(34), unique=True)
1027
1028         name         = db.Column(db.String(100), nullable=False)
1029         owner_id     = db.Column(db.Integer, db.ForeignKey("user.id"), nullable=False)
1030         # owner is created using backref
1031
1032         created_at   = db.Column(db.DateTime, nullable=False, default=datetime.datetime.utcnow)
1033
1034         package_id = db.Column(db.Integer, db.ForeignKey("package.id"), nullable=True)
1035         package    = db.relationship("Package", foreign_keys=[package_id])
1036
1037         def canOperateOnPackage(self, package):
1038                 if self.package and self.package != package:
1039                         return False
1040
1041                 return package.author == self.owner
1042
1043
1044 class EditRequest(db.Model):
1045         id           = db.Column(db.Integer, primary_key=True)
1046
1047         package_id   = db.Column(db.Integer, db.ForeignKey("package.id"))
1048         author_id    = db.Column(db.Integer, db.ForeignKey("user.id"))
1049
1050         title        = db.Column(db.String(100), nullable=False)
1051         desc         = db.Column(db.String(1000), nullable=True)
1052
1053         # 0 - open
1054         # 1 - merged
1055         # 2 - rejected
1056         status       = db.Column(db.Integer, nullable=False, default=0)
1057
1058         changes = db.relationship("EditRequestChange", backref="request",
1059                         lazy="dynamic")
1060
1061         def getURL(self):
1062                 return url_for("view_editrequest_page",
1063                                 author=self.package.author.username,
1064                                 name=self.package.name,
1065                                 id=self.id)
1066
1067         def getApproveURL(self):
1068                 return url_for("approve_editrequest_page",
1069                                 author=self.package.author.username,
1070                                 name=self.package.name,
1071                                 id=self.id)
1072
1073         def getRejectURL(self):
1074                 return url_for("reject_editrequest_page",
1075                                 author=self.package.author.username,
1076                                 name=self.package.name,
1077                                 id=self.id)
1078
1079         def getEditURL(self):
1080                 return url_for("create_edit_editrequest_page",
1081                                 author=self.package.author.username,
1082                                 name=self.package.name,
1083                                 id=self.id)
1084
1085         def applyAll(self, package):
1086                 for change in self.changes:
1087                         change.apply(package)
1088
1089
1090         def checkPerm(self, user, perm):
1091                 if not user.is_authenticated:
1092                         return False
1093
1094                 if type(perm) == str:
1095                         perm = Permission[perm]
1096                 elif type(perm) != Permission:
1097                         raise Exception("Unknown permission given to EditRequest.checkPerm()")
1098
1099                 isOwner = user == self.author
1100
1101                 # Members can edit their own packages, and editors can edit any packages
1102                 if perm == Permission.EDIT_EDITREQUEST:
1103                         return isOwner or user.rank.atLeast(UserRank.EDITOR)
1104
1105                 else:
1106                         raise Exception("Permission {} is not related to packages".format(perm.name))
1107
1108
1109
1110
1111 class EditRequestChange(db.Model):
1112         id           = db.Column(db.Integer, primary_key=True)
1113
1114         request_id   = db.Column(db.Integer, db.ForeignKey("edit_request.id"))
1115         key          = db.Column(db.Enum(PackagePropertyKey), nullable=False)
1116
1117         # TODO: make diff instead
1118         oldValue     = db.Column(db.Text, nullable=True)
1119         newValue     = db.Column(db.Text, nullable=True)
1120
1121         def apply(self, package):
1122                 if self.key == PackagePropertyKey.tags:
1123                         package.tags.clear()
1124                         for tagTitle in self.newValue.split(","):
1125                                 tag = Tag.query.filter_by(title=tagTitle.strip()).first()
1126                                 package.tags.append(tag)
1127
1128                 else:
1129                         setattr(package, self.key.name, self.newValue)
1130
1131
1132 watchers = db.Table("watchers",
1133     db.Column("user_id", db.Integer, db.ForeignKey("user.id"), primary_key=True),
1134     db.Column("thread_id", db.Integer, db.ForeignKey("thread.id"), primary_key=True)
1135 )
1136
1137 class Thread(db.Model):
1138         id         = db.Column(db.Integer, primary_key=True)
1139
1140         package_id = db.Column(db.Integer, db.ForeignKey("package.id"), nullable=True)
1141         package    = db.relationship("Package", foreign_keys=[package_id])
1142
1143         review_id  = db.Column(db.Integer, db.ForeignKey("package_review.id"), nullable=True)
1144         review     = db.relationship("PackageReview", foreign_keys=[review_id])
1145
1146         author_id  = db.Column(db.Integer, db.ForeignKey("user.id"), nullable=False)
1147         title      = db.Column(db.String(100), nullable=False)
1148         private    = db.Column(db.Boolean, server_default="0", nullable=False)
1149
1150         locked     = db.Column(db.Boolean, server_default="0", nullable=False)
1151
1152         created_at = db.Column(db.DateTime, nullable=False, default=datetime.datetime.utcnow)
1153
1154         replies    = db.relationship("ThreadReply", backref="thread", lazy="dynamic", \
1155                         order_by=db.asc("thread_reply_id"))
1156
1157         watchers   = db.relationship("User", secondary=watchers, lazy="subquery", \
1158                         backref=db.backref("watching", lazy=True))
1159
1160         def getViewURL(self):
1161                 return url_for("threads.view", id=self.id)
1162
1163         def getSubscribeURL(self):
1164                 return url_for("threads.subscribe", id=self.id)
1165
1166         def getUnsubscribeURL(self):
1167                 return url_for("threads.unsubscribe", id=self.id)
1168
1169         def checkPerm(self, user, perm):
1170                 if not user.is_authenticated:
1171                         return perm == Permission.SEE_THREAD and not self.private
1172
1173                 if type(perm) == str:
1174                         perm = Permission[perm]
1175                 elif type(perm) != Permission:
1176                         raise Exception("Unknown permission given to Thread.checkPerm()")
1177
1178                 isMaintainer = user == self.author or (self.package is not None and self.package.author == user)
1179                 if self.package:
1180                         isMaintainer = isMaintainer or user in self.package.maintainers
1181
1182                 canSee = not self.private or isMaintainer or user.rank.atLeast(UserRank.EDITOR)
1183
1184                 if perm == Permission.SEE_THREAD:
1185                         return canSee
1186
1187                 elif perm == Permission.COMMENT_THREAD:
1188                         return canSee and (not self.locked or user.rank.atLeast(UserRank.MODERATOR))
1189
1190                 elif perm == Permission.LOCK_THREAD:
1191                         return user.rank.atLeast(UserRank.MODERATOR)
1192
1193                 else:
1194                         raise Exception("Permission {} is not related to threads".format(perm.name))
1195
1196 class ThreadReply(db.Model):
1197         id         = db.Column(db.Integer, primary_key=True)
1198         thread_id  = db.Column(db.Integer, db.ForeignKey("thread.id"), nullable=False)
1199         comment    = db.Column(db.String(2000), nullable=False)
1200         author_id  = db.Column(db.Integer, db.ForeignKey("user.id"), nullable=False)
1201         created_at = db.Column(db.DateTime, nullable=False, default=datetime.datetime.utcnow)
1202
1203         def checkPerm(self, user, perm):
1204                 if not user.is_authenticated:
1205                         return False
1206
1207                 if type(perm) == str:
1208                         perm = Permission[perm]
1209                 elif type(perm) != Permission:
1210                         raise Exception("Unknown permission given to ThreadReply.checkPerm()")
1211
1212                 if perm == Permission.EDIT_REPLY:
1213                         return user == self.author and user.rank.atLeast(UserRank.MEMBER) and not self.thread.locked
1214
1215                 elif perm == Permission.DELETE_REPLY:
1216                         return user.rank.atLeast(UserRank.MODERATOR) and self.thread.replies[0] != self
1217
1218                 else:
1219                         raise Exception("Permission {} is not related to threads".format(perm.name))
1220
1221
1222 class PackageReview(db.Model):
1223         id         = db.Column(db.Integer, primary_key=True)
1224
1225         package_id = db.Column(db.Integer, db.ForeignKey("package.id"), nullable=True)
1226         package    = db.relationship("Package", foreign_keys=[package_id], backref=db.backref("reviews", lazy=True))
1227
1228         created_at = db.Column(db.DateTime, nullable=False, default=datetime.datetime.utcnow)
1229
1230         author_id  = db.Column(db.Integer, db.ForeignKey("user.id"), nullable=False)
1231         author     = db.relationship("User", foreign_keys=[author_id], backref=db.backref("reviews", lazy=True))
1232
1233         recommends = db.Column(db.Boolean, nullable=False)
1234
1235         thread     = db.relationship("Thread", uselist=False, back_populates="review")
1236
1237         def asSign(self):
1238                 return 1 if self.recommends else -1
1239
1240         def getEditURL(self):
1241                 return self.package.getReviewURL()
1242
1243         def getDeleteURL(self):
1244                 return url_for("packages.delete_review",
1245                                 author=self.package.author.username,
1246                                 name=self.package.name)
1247
1248
1249 class AuditSeverity(enum.Enum):
1250         NORMAL = 0 # Normal user changes
1251         EDITOR = 1 # Editor changes
1252         MODERATION = 2 # Destructive / moderator changes
1253
1254         def __str__(self):
1255                 return self.name
1256
1257         def getTitle(self):
1258                 return self.name.replace("_", " ").title()
1259
1260         @classmethod
1261         def choices(cls):
1262                 return [(choice, choice.getTitle()) for choice in cls]
1263
1264         @classmethod
1265         def coerce(cls, item):
1266                 return item if type(item) == AuditSeverity else AuditSeverity[item]
1267
1268
1269
1270 class AuditLogEntry(db.Model):
1271         id         = db.Column(db.Integer, primary_key=True)
1272
1273         created_at = db.Column(db.DateTime, nullable=False, default=datetime.datetime.utcnow)
1274
1275         causer_id  = db.Column(db.Integer, db.ForeignKey("user.id"), nullable=False)
1276         causer     = db.relationship("User", foreign_keys=[causer_id])
1277
1278         severity   = db.Column(db.Enum(AuditSeverity), nullable=False)
1279
1280         title      = db.Column(db.String(100), nullable=False)
1281         url        = db.Column(db.String(200), nullable=True)
1282
1283         package_id = db.Column(db.Integer, db.ForeignKey("package.id"), nullable=True)
1284         package    = db.relationship("Package", foreign_keys=[package_id])
1285
1286         description = db.Column(db.Text, nullable=True, default=None)
1287
1288         def __init__(self, causer, severity, title, url, package=None, description=None):
1289                 if len(title) > 100:
1290                         title = title[:99] + "…"
1291
1292                 self.causer   = causer
1293                 self.severity = severity
1294                 self.title    = title
1295                 self.url      = url
1296                 self.package  = package
1297                 self.description = description
1298
1299
1300
1301
1302 REPO_BLACKLIST = [".zip", "mediafire.com", "dropbox.com", "weebly.com", \
1303                 "minetest.net", "dropboxusercontent.com", "4shared.com", \
1304                 "digitalaudioconcepts.com", "hg.intevation.org", "www.wtfpl.net", \
1305                 "imageshack.com", "imgur.com"]
1306
1307 class ForumTopic(db.Model):
1308         topic_id  = db.Column(db.Integer, primary_key=True, autoincrement=False)
1309         author_id = db.Column(db.Integer, db.ForeignKey("user.id"), nullable=False)
1310         author    = db.relationship("User")
1311
1312         wip       = db.Column(db.Boolean, server_default="0")
1313         discarded = db.Column(db.Boolean, server_default="0")
1314
1315         type      = db.Column(db.Enum(PackageType), nullable=False)
1316         title     = db.Column(db.String(200), nullable=False)
1317         name      = db.Column(db.String(30), nullable=True)
1318         link      = db.Column(db.String(200), nullable=True)
1319
1320         posts     = db.Column(db.Integer, nullable=False)
1321         views     = db.Column(db.Integer, nullable=False)
1322
1323         created_at = db.Column(db.DateTime, nullable=False, default=datetime.datetime.utcnow)
1324
1325         def getRepoURL(self):
1326                 if self.link is None:
1327                         return None
1328
1329                 for item in REPO_BLACKLIST:
1330                         if item in self.link:
1331                                 return None
1332
1333                 return self.link.replace("repo.or.cz/w/", "repo.or.cz/")
1334
1335         def getAsDictionary(self):
1336                 return {
1337                         "author": self.author.username,
1338                         "name":   self.name,
1339                         "type":   self.type.toName(),
1340                         "title":  self.title,
1341                         "id":     self.topic_id,
1342                         "link":   self.link,
1343                         "posts":  self.posts,
1344                         "views":  self.views,
1345                         "is_wip": self.wip,
1346                         "discarded":  self.discarded,
1347                         "created_at": self.created_at.isoformat(),
1348                 }
1349
1350         def checkPerm(self, user, perm):
1351                 if not user.is_authenticated:
1352                         return False
1353
1354                 if type(perm) == str:
1355                         perm = Permission[perm]
1356                 elif type(perm) != Permission:
1357                         raise Exception("Unknown permission given to ForumTopic.checkPerm()")
1358
1359                 if perm == Permission.TOPIC_DISCARD:
1360                         return self.author == user or user.rank.atLeast(UserRank.EDITOR)
1361
1362                 else:
1363                         raise Exception("Permission {} is not related to topics".format(perm.name))
1364
1365
1366 # Setup Flask-User
1367 user_manager = UserManager(app, db, User)
1368
1369 if app.config.get("LOG_SQL"):
1370         import logging
1371         logging.basicConfig()
1372         logging.getLogger('sqlalchemy.engine').setLevel(logging.INFO)