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Xavier Thompson
erp5
Commits
00f696ee
Commit
00f696ee
authored
Jun 04, 2012
by
Romain Courteaud
Committed by
Sebastien Robin
Aug 07, 2014
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Allow to upload in chunk.
Data can only be appended.
parent
5df6f1c4
Changes
1
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1 changed file
with
79 additions
and
5 deletions
+79
-5
product/ERP5/Document/BigFile.py
product/ERP5/Document/BigFile.py
+79
-5
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product/ERP5/Document/BigFile.py
View file @
00f696ee
...
@@ -25,6 +25,7 @@ from webdav.common import rfc1123_date
...
@@ -25,6 +25,7 @@ from webdav.common import rfc1123_date
from
mimetools
import
choose_boundary
from
mimetools
import
choose_boundary
from
Products.CMFCore.utils
import
getToolByName
,
_setCacheHeaders
,
\
from
Products.CMFCore.utils
import
getToolByName
,
_setCacheHeaders
,
\
_ViewEmulator
_ViewEmulator
import
re
class
BigFile
(
File
):
class
BigFile
(
File
):
"""
"""
...
@@ -73,7 +74,7 @@ class BigFile(File):
...
@@ -73,7 +74,7 @@ class BigFile(File):
"""
"""
self
.
_setContentMd5
(
None
)
self
.
_setContentMd5
(
None
)
def
_read_data
(
self
,
file
):
def
_read_data
(
self
,
file
,
data
=
None
):
n
=
1
<<
20
n
=
1
<<
20
...
@@ -88,21 +89,26 @@ class BigFile(File):
...
@@ -88,21 +89,26 @@ class BigFile(File):
read
=
file
.
read
read
=
file
.
read
seek
(
0
,
2
)
seek
(
0
,
2
)
size
=
end
=
file
.
tell
()
end
=
file
.
tell
()
if
data
is
None
:
btree
=
BTreeData
()
btree
=
BTreeData
()
else
:
btree
=
data
seek
(
0
)
seek
(
0
)
pos
=
file
.
tell
()
pos
=
file
.
tell
()
offset
=
len
(
btree
)
while
pos
<
end
:
while
pos
<
end
:
next
=
pos
+
n
next
=
pos
+
n
if
next
>
end
:
if
next
>
end
:
next
=
end
next
=
end
btree
.
write
(
read
(
next
),
pos
)
btree
.
write
(
read
(
next
-
pos
),
offset
+
pos
)
pos
=
file
.
tell
()
pos
=
file
.
tell
()
return
btree
,
size
self
.
serialize
()
return
btree
,
len
(
btree
)
def
_range_request_handler
(
self
,
REQUEST
,
RESPONSE
):
def
_range_request_handler
(
self
,
REQUEST
,
RESPONSE
):
# HTTP Range header handling: return True if we've served a range
# HTTP Range header handling: return True if we've served a range
...
@@ -287,6 +293,74 @@ class BigFile(File):
...
@@ -287,6 +293,74 @@ class BigFile(File):
pass
pass
return
''
return
''
security
.
declareProtected
(
Permissions
.
ModifyPortalContent
,
'PUT'
)
def
PUT
(
self
,
REQUEST
,
RESPONSE
):
"""Handle HTTP PUT requests"""
self
.
dav__init
(
REQUEST
,
RESPONSE
)
self
.
dav__simpleifhandler
(
REQUEST
,
RESPONSE
,
refresh
=
1
)
type
=
REQUEST
.
get_header
(
'content-type'
,
None
)
file
=
REQUEST
[
'BODYFILE'
]
content_range
=
REQUEST
.
get_header
(
'Content-Range'
,
None
)
if
content_range
is
None
:
btree
=
None
else
:
current_size
=
int
(
self
.
getSize
())
query_range
=
re
.
compile
(
'bytes
\
*/
\
*'
)
append_range
=
re
.
compile
(
'bytes (?P<first_byte>[0-9]+)-'
\
'(?P<last_byte>[0-9]+)/'
\
'(?P<total_content_length>[0-9]+)'
)
if
query_range
.
match
(
content_range
):
data
=
self
.
_baseGetData
()
RESPONSE
.
setHeader
(
'X-Explanation'
,
'Resume incomplete'
)
RESPONSE
.
setHeader
(
'Range'
,
'bytes 0-%s'
%
(
current_size
-
1
))
RESPONSE
.
setStatus
(
308
)
return
RESPONSE
if
append_range
.
match
(
content_range
):
result_dict
=
append_range
.
search
(
content_range
).
groupdict
()
first_byte
=
int
(
result_dict
[
'first_byte'
])
last_byte
=
int
(
result_dict
[
'last_byte'
])
total_content_length
=
int
(
result_dict
[
'total_content_length'
])
content_length
=
int
(
REQUEST
.
get_header
(
'Content-Length'
,
'0'
))
if
(
first_byte
!=
current_size
):
RESPONSE
.
setHeader
(
'X-Explanation'
,
'Can only append data'
)
RESPONSE
.
setStatus
(
400
)
return
RESPONSE
elif
(
last_byte
+
1
!=
total_content_length
):
RESPONSE
.
setHeader
(
'X-Explanation'
,
'Total size unexpected'
)
RESPONSE
.
setStatus
(
400
)
return
RESPONSE
elif
(
last_byte
+
1
-
first_byte
!=
content_length
):
RESPONSE
.
setHeader
(
'X-Explanation'
,
'Content length unexpected'
)
RESPONSE
.
setStatus
(
400
)
return
RESPONSE
else
:
btree
=
self
.
_baseGetData
()
if
btree
is
None
:
btree
=
BTreeData
()
else
:
RESPONSE
.
setHeader
(
'X-Explanation'
,
'Can not parse range'
)
RESPONSE
.
setStatus
(
400
)
# Partial content
return
RESPONSE
data
,
size
=
self
.
_read_data
(
file
,
data
=
btree
)
content_type
=
self
.
_get_content_type
(
file
,
data
,
self
.
__name__
,
type
or
self
.
content_type
)
self
.
update_data
(
data
,
content_type
,
size
)
RESPONSE
.
setStatus
(
204
)
return
RESPONSE
# CMFFile also brings the IContentishInterface on CMF 2.2, remove it.
# CMFFile also brings the IContentishInterface on CMF 2.2, remove it.
removeIContentishInterface
(
BigFile
)
removeIContentishInterface
(
BigFile
)
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