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1 | # GNU MediaGoblin -- federated, autonomous media hosting |
2 | # Copyright (C) 2011,2012 MediaGoblin contributors. See AUTHORS. | |
3 | # | |
4 | # This program is free software: you can redistribute it and/or modify | |
5 | # it under the terms of the GNU Affero 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 Affero General Public License for more details. | |
13 | # | |
14 | # You should have received a copy of the GNU Affero General Public License | |
15 | # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
16 | ||
17 | ||
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18 | import datetime |
19 | ||
20 | from sqlalchemy.ext.declarative import declarative_base | |
21 | from sqlalchemy import ( | |
22 | Column, Integer, Unicode, UnicodeText, DateTime, Boolean, ForeignKey, | |
23 | UniqueConstraint) | |
88e90f41 | 24 | from sqlalchemy.orm import relationship |
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25 | from sqlalchemy.orm.collections import attribute_mapped_collection |
26 | from sqlalchemy.ext.associationproxy import association_proxy | |
ccca0fbf | 27 | |
02db7e0a | 28 | from mediagoblin.db.sql.extratypes import PathTupleWithSlashes |
7b194a79 | 29 | from mediagoblin.db.sql.base import GMGTableBase |
f42e49c3 | 30 | from mediagoblin.db.mixin import UserMixin, MediaEntryMixin |
ccca0fbf | 31 | |
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32 | |
33 | Base = declarative_base(cls=GMGTableBase) | |
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34 | |
35 | ||
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36 | class SimpleFieldAlias(object): |
37 | """An alias for any field""" | |
38 | def __init__(self, fieldname): | |
39 | self.fieldname = fieldname | |
40 | ||
41 | def __get__(self, instance, cls): | |
42 | return getattr(instance, self.fieldname) | |
43 | ||
44 | def __set__(self, instance, val): | |
45 | setattr(instance, self.fieldname, val) | |
46 | ||
47 | ||
f42e49c3 | 48 | class User(Base, UserMixin): |
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49 | __tablename__ = "users" |
50 | ||
51 | id = Column(Integer, primary_key=True) | |
52 | username = Column(Unicode, nullable=False, unique=True) | |
53 | email = Column(Unicode, nullable=False) | |
54 | created = Column(DateTime, nullable=False, default=datetime.datetime.now) | |
55 | pw_hash = Column(Unicode, nullable=False) | |
56 | email_verified = Column(Boolean) | |
e365f980 | 57 | status = Column(Unicode, default=u"needs_email_verification", nullable=False) |
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58 | verification_key = Column(Unicode) |
59 | is_admin = Column(Boolean, default=False, nullable=False) | |
60 | url = Column(Unicode) | |
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61 | bio = Column(UnicodeText) # ?? |
62 | bio_html = Column(UnicodeText) # ?? | |
ccca0fbf | 63 | fp_verification_key = Column(Unicode) |
7c2c56a5 | 64 | fp_token_expire = Column(DateTime) |
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65 | |
66 | ## TODO | |
67 | # plugin data would be in a separate model | |
68 | ||
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69 | _id = SimpleFieldAlias("id") |
70 | ||
ccca0fbf | 71 | |
f42e49c3 | 72 | class MediaEntry(Base, MediaEntryMixin): |
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73 | __tablename__ = "media_entries" |
74 | ||
75 | id = Column(Integer, primary_key=True) | |
76 | uploader = Column(Integer, ForeignKey('users.id'), nullable=False) | |
7c2c56a5 | 77 | title = Column(Unicode, nullable=False) |
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78 | slug = Column(Unicode, nullable=False) |
79 | created = Column(DateTime, nullable=False, default=datetime.datetime.now) | |
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80 | description = Column(UnicodeText) # ?? |
81 | description_html = Column(UnicodeText) # ?? | |
ccca0fbf | 82 | media_type = Column(Unicode, nullable=False) |
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83 | state = Column(Unicode, nullable=False) # or use sqlalchemy.types.Enum? |
84 | ||
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85 | fail_error = Column(Unicode) |
86 | fail_metadata = Column(UnicodeText) | |
87 | ||
02db7e0a | 88 | queued_media_file = Column(PathTupleWithSlashes) |
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89 | |
90 | queued_task_id = Column(Unicode) | |
91 | ||
92 | __table_args__ = ( | |
93 | UniqueConstraint('uploader', 'slug'), | |
94 | {}) | |
95 | ||
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96 | get_uploader = relationship(User) |
97 | ||
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98 | media_files_helper = relationship("MediaFile", |
99 | collection_class=attribute_mapped_collection("name"), | |
100 | cascade="all, delete-orphan" | |
101 | ) | |
102 | media_files = association_proxy('media_files_helper', 'file_path', | |
fbad3a9f | 103 | creator=lambda k, v: MediaFile(name=k, file_path=v) |
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104 | ) |
105 | ||
ccca0fbf | 106 | ## TODO |
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107 | # media_data |
108 | # attachment_files | |
109 | # fail_error | |
110 | ||
111 | ||
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112 | class MediaFile(Base): |
113 | __tablename__ = "mediafiles" | |
114 | ||
115 | media_entry = Column( | |
116 | Integer, ForeignKey(MediaEntry.id), | |
117 | nullable=False, primary_key=True) | |
118 | name = Column(Unicode, primary_key=True) | |
119 | file_path = Column(PathTupleWithSlashes) | |
120 | ||
121 | def __repr__(self): | |
122 | return "<MediaFile %s: %r>" % (self.name, self.file_path) | |
123 | ||
124 | ||
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125 | class Tag(Base): |
126 | __tablename__ = "tags" | |
127 | ||
128 | id = Column(Integer, primary_key=True) | |
129 | slug = Column(Unicode, nullable=False, unique=True) | |
130 | ||
131 | ||
132 | class MediaTag(Base): | |
133 | __tablename__ = "media_tags" | |
134 | ||
135 | id = Column(Integer, primary_key=True) | |
136 | tag = Column(Integer, ForeignKey('tags.id'), nullable=False) | |
137 | name = Column(Unicode) | |
138 | media_entry = Column( | |
139 | Integer, ForeignKey('media_entries.id'), | |
140 | nullable=False) | |
141 | # created = Column(DateTime, nullable=False, default=datetime.datetime.now) | |
142 | ||
143 | __table_args__ = ( | |
144 | UniqueConstraint('tag', 'media_entry'), | |
145 | {}) | |
146 | ||
147 | ||
148 | class MediaComment(Base): | |
149 | __tablename__ = "media_comments" | |
fbad3a9f | 150 | |
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151 | id = Column(Integer, primary_key=True) |
152 | media_entry = Column( | |
153 | Integer, ForeignKey('media_entries.id'), nullable=False) | |
154 | author = Column(Integer, ForeignKey('users.id'), nullable=False) | |
155 | created = Column(DateTime, nullable=False, default=datetime.datetime.now) | |
156 | content = Column(UnicodeText, nullable=False) | |
157 | content_html = Column(UnicodeText) | |
e365f980 | 158 | |
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159 | get_author = relationship(User) |
160 | ||
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161 | |
162 | def show_table_init(): | |
163 | from sqlalchemy import create_engine | |
164 | engine = create_engine('sqlite:///:memory:', echo=True) | |
165 | ||
166 | Base.metadata.create_all(engine) | |
167 | ||
168 | ||
169 | if __name__ == '__main__': | |
170 | show_table_init() |