Add dependencies and cache handling

Signed-off-by: Roberto Rosario <roberto.rosario@mayan-edms.com>

mayan/apps/control_codes/apps.py

@@ -1,7 +1,7 @@
 from __future__ import unicode_literals
 
 from django.apps import apps
-from django.db.models.signals import post_save
+from django.db.models.signals import post_migrate, post_save
 from django.utils.translation import ugettext_lazy as _
 
 from mayan.apps.acls.classes import ModelPermission
@@ -20,7 +20,11 @@ from mayan.apps.events.links import (
 from mayan.apps.navigation.classes import SourceColumn
 
 from .control_codes import *
-from .handlers import handler_process_document_version
+from .dependencies import *  # NOQA
+from .handlers import (
+    handler_create_control_sheet_codes_image_cache,
+    handler_process_document_version
+)
 from .methods import method_document_submit, method_document_version_submit
 
 
@@ -55,6 +59,10 @@ class ControlCodesApp(MayanAppConfig):
             value=method_document_version_submit
         )
 
+        post_migrate.connect(
+            dispatch_uid='control_codes_handler_create_control_sheet_codes_image_cache',
+            receiver=handler_create_control_sheet_codes_image_cache,
+        )
         post_version_upload.connect(
             dispatch_uid='control_codes_handler_process_document_version',
             receiver=handler_process_document_version, sender=DocumentVersion

mayan/apps/control_codes/dependencies.py

@@ -0,0 +1,92 @@
+from __future__ import unicode_literals
+
+from django.utils.translation import ugettext_lazy as _
+
+from mayan.apps.dependencies.classes import BinaryDependency, PythonDependency
+
+PythonDependency(
+    copyright_text='''
+        Copyright (c) 2014, Polyconseil
+        All rights reserved.
+
+        Redistribution and use in source and binary forms, with or without
+        modification, are permitted provided that the following conditions are met:
+
+        * Redistributions of source code must retain the above copyright notice, this
+          list of conditions and the following disclaimer.
+
+        * Redistributions in binary form must reproduce the above copyright notice,
+          this list of conditions and the following disclaimer in the documentation
+          and/or other materials provided with the distribution.
+
+        * Neither the name of the copyright holder nor the names of its
+          contributors may be used to endorse or promote products derived from
+          this software without specific prior written permission.
+
+        THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+        AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+        IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+        DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+        FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+        DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+        SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+        CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+        OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+        OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+    ''', help_text=_(
+        'Read one-dimensional barcodes and QR codes from Python 2 and 3.'
+    ), module=__name__, name='pyzbar', version_string='==0.1.8')
+
+PythonDependency(
+    copyright_text='''
+        Copyright (c) 2011, Lincoln Loop
+        All rights reserved.
+
+        Redistribution and use in source and binary forms, with or without
+        modification, are permitted provided that the following conditions are met:
+
+            * Redistributions of source code must retain the above copyright notice,
+              this list of conditions and the following disclaimer.
+            * Redistributions in binary form must reproduce the above copyright notice,
+              this list of conditions and the following disclaimer in the documentation
+              and/or other materials provided with the distribution.
+            * Neither the package name nor the names of its contributors may be
+              used to endorse or promote products derived from this software without
+              specific prior written permission.
+
+        THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+        ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+        WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+        DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+        ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+        (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+        LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+        ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+        (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+        SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+
+        -------------------------------------------------------------------------------
+
+
+        Original text and license from the pyqrnative package where this was forked
+        from (http://code.google.com/p/pyqrnative):
+
+        #Ported from the Javascript library by Sam Curren
+        #
+        #QRCode for Javascript
+        #http://d-project.googlecode.com/svn/trunk/misc/qrcode/js/qrcode.js
+        #
+        #Copyright (c) 2009 Kazuhiko Arase
+        #
+        #URL: http://www.d-project.com/
+        #
+        #Licensed under the MIT license:
+        #   http://www.opensource.org/licenses/mit-license.php
+        #
+        # The word "QR Code" is registered trademark of
+        # DENSO WAVE INCORPORATED
+        #   http://www.denso-wave.com/qrcode/faqpatent-e.html
+    ''', help_text=_('Python QR Code image generator.'), module=__name__,
+    name='qrcode', version_string='==6.1'
+)

mayan/apps/control_codes/handlers.py

@@ -1,21 +1,25 @@
 from __future__ import unicode_literals
 
 from django.apps import apps
+from django.utils.translation import ugettext_lazy as _
 
-#from .settings import setting_auto_process
+from .literals import (
+    CONTROL_SHEET_CODE_IMAGE_CACHE_NAME,
+    CONTROL_SHEET_CODE_IMAGE_CACHE_STORAGE_INSTANCE_PATH
+)
+from .settings import setting_control_sheet_code_image_cache_maximum_size
 
 
-def handler_initialize_new_document_type_settings(sender, instance, **kwargs):
-    DocumentTypeSettings = apps.get_model(
-        app_label='file_metadata', model_name='DocumentTypeSettings'
+def handler_create_control_sheet_codes_image_cache(sender, **kwargs):
+    Cache = apps.get_model(app_label='file_caching', model_name='Cache')
+    Cache.objects.update_or_create(
+        defaults={
+            'label': _('Control sheet codes'),
+            'storage_instance_path': CONTROL_SHEET_CODE_IMAGE_CACHE_STORAGE_INSTANCE_PATH,
+            'maximum_size': setting_control_sheet_code_image_cache_maximum_size.value,
+        }, name=CONTROL_SHEET_CODE_IMAGE_CACHE_NAME,
     )
 
-    if kwargs['created']:
-        DocumentTypeSettings.objects.create(
-            auto_process=setting_auto_process.value, document_type=instance
-        )
-
 
 def handler_process_document_version(sender, instance, **kwargs):
-    #if instance.document.document_type.control_codes_settings.auto_process:
     instance.submit_for_control_codes_processing()

mayan/apps/control_codes/literals.py

@@ -4,7 +4,7 @@ CONTROL_CODE_MAGIC_NUMBER = 'MCTRL'
 CONTROL_CODE_SEPARATOR = ':'
 CONTROL_CODE_VERSION = '1'
 
-CONTROL_SHEET_CODE_IMAGE_CACHE_NAME = 'workflow_images'
+CONTROL_SHEET_CODE_IMAGE_CACHE_NAME = 'control_sheet_codes'
 CONTROL_SHEET_CODE_IMAGE_CACHE_STORAGE_INSTANCE_PATH = 'mayan.apps.control_codes.storages.storage_controlsheetcodeimagecache'
 CONTROL_SHEET_CODE_IMAGE_TASK_TIMEOUT = 60
 

mayan/apps/control_codes/settings.py

@@ -28,7 +28,7 @@ settings_control_sheet_code_image_cache_time = namespace.add_setting(
         'code images. The default of 31559626 seconds corresponde to 1 year.'
     )
 )
-setting_control_sheet_code_image_cache_storage = namespace.add_setting(
+setting_control_sheet_code_image_cache_storage_dotted_path = namespace.add_setting(
     global_name='CONTROL_SHEETS_CODE_IMAGE_CACHE_STORAGE_BACKEND',
     default='django.core.files.storage.FileSystemStorage', help_text=_(
         'Path to the Storage subclass to use when storing the cached '

mayan/apps/control_codes/storages.py

@@ -3,10 +3,10 @@ from __future__ import unicode_literals
 from mayan.apps.storage.utils import get_storage_subclass
 
 from .settings import (
-    setting_control_sheet_code_image_cache_storage,
-    setting_control_sheet_code_image_storage_arguments
+    setting_control_sheet_code_image_cache_storage_dotted_path,
+    setting_control_sheet_code_image_cache_storage_arguments
 )
 
 storage_controlsheetcodeimagecache = get_storage_subclass(
-    dotted_path=setting_control_sheet_code_image_cache_storage.value
-)(**setting_control_sheet_code_image_storage_arguments.value)
+    dotted_path=setting_control_sheet_code_image_cache_storage_dotted_path.value
+)(**setting_control_sheet_code_image_cache_storage_arguments.value)