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Issue #56, remove configurability of the checksum algorithm

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This commit is contained in:
Roberto Rosario
2014-11-05 00:15:02 -04:00
parent ecd72245e1
commit 11ca9ba1eb
4 changed files with 4 additions and 20 deletions
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2
docs/topics/features.rst
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@@ -32,7 +32,7 @@ Features
* If enabled, the document database index can be mirrored in the filesystem of the host and shared via Samba_ or any other sharing method to client computers on a network.
* User defined document unique identifier and checksum algorithms.
* User defined document unique identifier algorithms.
* Users can alter the default method used to uniquely indentify documents.

9
docs/topics/settings.rst
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@@ -8,15 +8,6 @@ different server configurations.
Documents
=========
.. setting:: DOCUMENTS_CHECKSUM_FUNCTION
**DOCUMENTS_CHECKSUM_FUNCTION**
Default: ``hashlib.sha256(x).hexdigest()``
The function that will be used to calculate the hash value of each uploaded document.
.. setting:: DOCUMENTS_UUID_FUNCTION
**DOCUMENTS_UUID_FUNCTION**

6
mayan/apps/documents/models.py
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@@ -35,8 +35,8 @@ from .literals import (LANGUAGE_CHOICES, VERSION_UPDATE_MAJOR,
from .managers import (DocumentManager, DocumentPageTransformationManager,
DocumentTypeManager, RecentDocumentManager)
from .runtime import storage_backend
from .settings import (CACHE_PATH, CHECKSUM_FUNCTION, DISPLAY_SIZE, LANGUAGE,
UUID_FUNCTION, ZOOM_MAX_LEVEL, ZOOM_MIN_LEVEL)
from .settings import (CACHE_PATH, DISPLAY_SIZE, LANGUAGE, UUID_FUNCTION,
ZOOM_MAX_LEVEL, ZOOM_MIN_LEVEL)
from .signals import post_version_upload, post_document_type_change
HASH_FUNCTION = lambda x: hashlib.sha256(x).hexdigest() # document image cache name hash function
@@ -388,7 +388,7 @@ class DocumentVersion(models.Model):
"""
if self.exists():
source = self.open()
self.checksum = unicode(CHECKSUM_FUNCTION(source.read()))
self.checksum = unicode(HASH_FUNCTION(source.read()))
source.close()
if save:
self.save()

7
mayan/apps/documents/settings.py
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@@ -1,6 +1,5 @@
"""Configuration options for the documents app"""
import hashlib
import os
import uuid
@@ -10,11 +9,6 @@ from django.utils.translation import ugettext_lazy as _
from smart_settings.api import register_settings
def default_checksum(x):
"""hashlib.sha256(x).hexdigest()"""
return hashlib.sha256(x).hexdigest()
def default_uuid():
"""unicode(uuid.uuid4())"""
return unicode(uuid.uuid4())
@@ -25,7 +19,6 @@ register_settings(
module=u'documents.settings',
settings=[
# Saving
{'name': u'CHECKSUM_FUNCTION', 'global_name': u'DOCUMENTS_CHECKSUM_FUNCTION', 'default': default_checksum},
{'name': u'UUID_FUNCTION', 'global_name': u'DOCUMENTS_UUID_FUNCTION', 'default': default_uuid},
# Storage
{'name': u'STORAGE_BACKEND', 'global_name': u'DOCUMENTS_STORAGE_BACKEND', 'default': 'storage.backends.filebasedstorage.FileBasedStorage'},