13
15
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
16
from bzrlib.xml_serializer import ElementTree, SubElement, Element, Serializer
18
from bzrlib.xml import ElementTree, SubElement, Element, Serializer
17
19
from bzrlib.inventory import ROOT_ID, Inventory, InventoryEntry
18
import bzrlib.inventory as inventory
19
from bzrlib.revision import Revision
20
from bzrlib.revision import Revision, RevisionReference
20
21
from bzrlib.errors import BzrError
23
27
class Serializer_v5(Serializer):
24
28
"""Version 5 serializer
31
35
def _pack_inventory(self, inv):
32
36
"""Convert to XML Element"""
33
e = Element('inventory',
37
e = Element('inventory')
36
39
if inv.root.file_id not in (None, ROOT_ID):
37
40
e.set('file_id', inv.root.file_id)
38
if inv.revision_id is not None:
39
e.set('revision_id', inv.revision_id)
40
41
for path, ie in inv.iter_entries():
41
42
e.append(self._pack_entry(ie))
45
46
def _pack_entry(self, ie):
46
47
"""Convert InventoryEntry to XML element"""
47
# TODO: should just be a plain assertion
48
if not InventoryEntry.versionable_kind(ie.kind):
49
raise AssertionError('unsupported entry kind %s' % ie.kind)
48
assert ie.kind == 'directory' or ie.kind == 'file'
50
49
e = Element(ie.kind)
51
50
e.set('name', ie.name)
52
51
e.set('file_id', ie.file_id)
54
53
if ie.text_size != None:
55
54
e.set('text_size', '%d' % ie.text_size)
57
for f in ['text_sha1', 'revision', 'symlink_target']:
56
for f in ['text_version', 'text_sha1', 'entry_version']:
63
e.set('executable', 'yes')
65
61
# to be conservative, we don't externalize the root pointers
66
62
# for now, leaving them as null in the xml form. in a future
67
63
# version it will be implied by nested elements.
81
77
timestamp = '%.9f' % rev.timestamp,
82
78
revision_id = rev.revision_id,
83
79
inventory_sha1 = rev.inventory_sha1,
87
82
root.set('timezone', str(rev.timezone))
89
85
msg = SubElement(root, 'message')
90
86
msg.text = rev.message
93
90
pelts = SubElement(root, 'parents')
94
91
pelts.tail = pelts.text = '\n'
95
for parent_id in rev.parent_ids:
96
assert isinstance(parent_id, basestring)
92
for rr in rev.parents:
93
assert isinstance(rr, RevisionReference)
97
94
p = SubElement(pelts, 'revision_ref')
99
p.set('revision_id', parent_id)
101
self._pack_revision_properties(rev, root)
97
p.set('revision_id', rr.revision_id)
105
def _pack_revision_properties(self, rev, under_element):
106
top_elt = SubElement(under_element, 'properties')
107
for prop_name, prop_value in sorted(rev.properties.items()):
108
assert isinstance(prop_name, basestring)
109
assert isinstance(prop_value, basestring)
110
prop_elt = SubElement(top_elt, 'property')
111
prop_elt.set('name', prop_name)
112
prop_elt.text = prop_value
117
103
def _unpack_inventory(self, elt):
118
104
"""Construct from XML Element
120
106
assert elt.tag == 'inventory'
121
107
root_id = elt.get('file_id') or ROOT_ID
122
format = elt.get('format')
123
if format is not None:
125
raise BzrError("invalid format version %r on inventory"
127
revision_id = elt.get('revision_id')
128
inv = Inventory(root_id, revision_id=revision_id)
108
inv = Inventory(root_id)
130
110
ie = self._unpack_entry(e)
131
111
if ie.parent_id == ROOT_ID:
137
117
def _unpack_entry(self, elt):
139
if not InventoryEntry.versionable_kind(kind):
140
raise AssertionError('unsupported entry kind %s' % kind)
119
assert kind == 'directory' or kind == 'file'
142
121
parent_id = elt.get('parent_id')
143
122
if parent_id == None:
144
123
parent_id = ROOT_ID
146
if kind == 'directory':
147
ie = inventory.InventoryDirectory(elt.get('file_id'),
151
ie = inventory.InventoryFile(elt.get('file_id'),
154
ie.text_sha1 = elt.get('text_sha1')
155
if elt.get('executable') == 'yes':
157
v = elt.get('text_size')
158
ie.text_size = v and int(v)
159
elif kind == 'symlink':
160
ie = inventory.InventoryLink(elt.get('file_id'),
163
ie.symlink_target = elt.get('symlink_target')
165
raise BzrError("unknown kind %r" % kind)
166
ie.revision = elt.get('revision')
125
ie = InventoryEntry(elt.get('file_id'),
129
ie.text_version = elt.get('text_version')
130
ie.entry_version = elt.get('entry_version')
131
ie.text_sha1 = elt.get('text_sha1')
132
v = elt.get('text_size')
133
ie.text_size = v and int(v)
171
138
def _unpack_revision(self, elt):
172
139
"""XML Element -> Revision object"""
173
140
assert elt.tag == 'revision'
174
format = elt.get('format')
175
if format is not None:
177
raise BzrError("invalid format version %r on inventory"
179
142
rev = Revision(committer = elt.get('committer'),
180
143
timestamp = float(elt.get('timestamp')),
181
144
revision_id = elt.get('revision_id'),
182
145
inventory_sha1 = elt.get('inventory_sha1')
184
148
parents = elt.find('parents') or []
185
149
for p in parents:
186
150
assert p.tag == 'revision_ref', \
187
151
"bad parent node tag %r" % p.tag
188
rev.parent_ids.append(p.get('revision_id'))
189
self._unpack_revision_properties(elt, rev)
152
rev_ref = RevisionReference(p.get('revision_id'))
153
rev.parents.append(rev_ref)
190
155
v = elt.get('timezone')
191
156
rev.timezone = v and int(v)
192
158
rev.message = elt.findtext('message') # text of <message>
196
def _unpack_revision_properties(self, elt, rev):
197
"""Unpack properties onto a revision."""
198
props_elt = elt.find('properties')
199
assert len(rev.properties) == 0
202
for prop_elt in props_elt:
203
assert prop_elt.tag == 'property', \
204
"bad tag under properties list: %r" % p.tag
205
name = prop_elt.get('name')
206
value = prop_elt.text
207
assert name not in rev.properties, \
208
"repeated property %r" % p.name
209
rev.properties[name] = value
212
163
serializer_v5 = Serializer_v5()