mirror of
https://github.com/minetest/contentdb.git
synced 2024-12-23 06:22:24 +01:00
154 lines
4.3 KiB
Python
154 lines
4.3 KiB
Python
from .models import db, PackageType, Package, ForumTopic, License, MinetestRelease, PackageRelease, User, Tag
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from .models import tags as Tags
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from .utils import isNo, isYes
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from sqlalchemy.sql.expression import func
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from flask import abort
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from sqlalchemy import or_
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class QueryBuilder:
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title = None
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types = None
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search = None
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def __init__(self, args):
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title = "Packages"
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# Get request types
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types = args.getlist("type")
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types = [PackageType.get(tname) for tname in types]
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types = [type for type in types if type is not None]
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if len(types) > 0:
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title = ", ".join([type.value + "s" for type in types])
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# Get tags types
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tags = args.getlist("tag")
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tags = [Tag.query.filter_by(name=tname).first() for tname in tags]
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tags = [tag for tag in tags if tag is not None]
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# Hid
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hide_flags = args.getlist("hide")
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self.title = title
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self.types = types
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self.tags = tags
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self.random = "random" in args
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self.lucky = "lucky" in args
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self.hide_nonfree = "nonfree" in hide_flags
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self.limit = 1 if self.lucky else None
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self.order_by = args.get("sort")
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self.order_dir = args.get("order") or "desc"
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# Filters
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self.search = args.get("q")
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self.protocol_version = args.get("protocol_version")
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self.author = args.get("author")
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self.show_discarded = isYes(args.get("show_discarded"))
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self.show_added = args.get("show_added")
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if self.show_added is not None:
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self.show_added = isYes(self.show_added)
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if self.search is not None and self.search.strip() == "":
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self.search = None
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def setSortIfNone(self, name):
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if self.order_by is None:
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self.order_by = name
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def getMinetestVersion(self):
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if not self.protocol_version:
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return None
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self.protocol_version = int(self.protocol_version)
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version = MinetestRelease.query.filter(MinetestRelease.protocol>=self.protocol_version).first()
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if version is not None:
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return version.id
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else:
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return 10000000
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def buildPackageQuery(self):
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query = Package.query.filter_by(soft_deleted=False, approved=True)
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if len(self.types) > 0:
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query = query.filter(Package.type.in_(self.types))
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if self.search:
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query = query.search(self.search, sort=True)
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if self.random:
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query = query.order_by(func.random())
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else:
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to_order = None
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if self.order_by is None or self.order_by == "score":
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to_order = Package.score
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elif self.order_by == "created_at":
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to_order = Package.created_at
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else:
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abort(400)
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if self.order_dir == "asc":
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to_order = db.asc(to_order)
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elif self.order_dir == "desc":
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to_order = db.desc(to_order)
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else:
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abort(400)
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query = query.order_by(to_order)
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if self.author:
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author = User.query.filter_by(username=self.author).first()
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if not author:
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abort(404)
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query = query.filter_by(author=author)
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for tag in self.tags:
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query = query.filter(Package.tags.any(Tag.id == tag.id))
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if self.hide_nonfree:
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query = query.filter(Package.license.has(License.is_foss == True))
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query = query.filter(Package.media_license.has(License.is_foss == True))
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if self.protocol_version:
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version = self.getMinetestVersion()
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query = query.join(Package.releases) \
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.filter(PackageRelease.approved==True) \
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.filter(or_(PackageRelease.min_rel_id==None, PackageRelease.min_rel_id<=version)) \
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.filter(or_(PackageRelease.max_rel_id==None, PackageRelease.max_rel_id>=version))
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if self.limit:
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query = query.limit(self.limit)
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return query
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def buildTopicQuery(self, show_added=False):
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query = ForumTopic.query
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if not self.show_discarded:
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query = query.filter_by(discarded=False)
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show_added = self.show_added == True or (self.show_added is None and show_added)
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if not show_added:
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query = query.filter(~ db.exists().where(Package.forums==ForumTopic.topic_id))
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if self.order_by is None or self.order_by == "name":
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query = query.order_by(db.asc(ForumTopic.wip), db.asc(ForumTopic.name), db.asc(ForumTopic.title))
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elif self.order_by == "views":
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query = query.order_by(db.desc(ForumTopic.views))
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elif self.order_by == "date":
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query = query.order_by(db.asc(ForumTopic.created_at))
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sort_by = "date"
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if self.search:
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query = query.filter(ForumTopic.title.ilike('%' + self.search + '%'))
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if len(self.types) > 0:
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query = query.filter(ForumTopic.type.in_(self.types))
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if self.limit:
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query = query.limit(self.limit)
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return query
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