Implemented document delete view

apps/documents/__init__.py

@@ -5,10 +5,11 @@ from common.api import register_links, register_menu
 from models import Document
 
 document_list = {'text':_(u'documents'), 'view':'document_list', 'famfam':'page'}
-document_create = {'text':_('create document'), 'view':'document_create', 'famfam':'page_add'}
-document_create_multiple = {'text':_('create multiple document'), 'view':'document_create_multiple', 'famfam':'page_add'}
+document_create = {'text':_('upload a document'), 'view':'document_create', 'famfam':'page_add'}
+document_create_multiple = {'text':_('upload multiple document'), 'view':'document_create_multiple', 'famfam':'page_add'}
+document_delete = {'text':_('delete'), 'view':'document_delete', 'args':'object.id', 'famfam':'page_delete'}
 
-#register_links(Document, [purchase_order_item_update, purchase_order_item_delete, jump_to_template, purchase_order_item_close, purchase_order_item_transfer])
+register_links(Document, [document_delete])
 register_links(['document_list', 'document_create', 'upload_document_with_type'], [document_create, document_create_multiple], menu_name='sidebar')
 
 

apps/documents/models.py

@@ -76,27 +76,45 @@ class Document(models.Model):
     def save(self, *args, **kwargs):
         self.update_checksum(save=False)
         super(Document, self).save(*args, **kwargs)
+        
+    def delete(self, *args, **kwargs):
+        self.delete_fs_links()
+        super(Document, self).delete(*args, **kwargs)
 
-    def create_fs_links(self):
+    def calculate_fs_links(self):
+        targets = []
         for metadata in self.documentmetadata_set.all():
             if metadata.metadata_type.documenttypemetadatatype_set.all()[0].create_directory_link:
                 target_directory = os.path.join(FILESERVING_PATH, slugify(metadata.metadata_type.name), slugify(metadata.value))
-                try:
-                    os.makedirs(target_directory)
-                except OSError as exc:
-                    if exc.errno == errno.EEXIST:
-                        pass
-                    else: 
-                        return _(u'Unable to create metadata indexing directory.')
+                targets.append(os.path.join(target_directory, os.extsep.join([slugify(self.file_filename), slugify(self.file_extension)])))
+        return targets
 
-                target_filepath = os.path.join(target_directory, os.extsep.join([slugify(self.file_filename), slugify(self.file_extension)]))
-                try:
-                    os.symlink(os.path.abspath(self.file.path), target_filepath)
-                except OSError as exc:
-                    if exc.errno == errno.EEXIST:
-                        pass
-                    else: 
-                        return _(u'Unable to create metadata indexing symbolic link.')
+    def create_fs_links(self):
+        for target in self.calculate_fs_links():
+            try:
+                os.makedirs(os.path.dirname(target))
+            except OSError as exc:
+                if exc.errno == errno.EEXIST:
+                    pass
+                else: 
+                    return _(u'Unable to create metadata indexing directory.')
+            try:
+                os.symlink(os.path.abspath(self.file.path), target)
+            except OSError as exc:
+                if exc.errno == errno.EEXIST:
+                    pass
+                else: 
+                    return _(u'Unable to create metadata indexing symbolic link.')
+
+    def delete_fs_links(self):
+        for target in self.calculate_fs_links():
+            try:
+                os.unlink(target)
+            except OSError as exc:
+                if exc.errno == errno.ENOENT:
+                    pass
+                else: 
+                    return _(u'Unable to delete metadata indexing symbolic link.')
 
 
 available_functions_string = (_(u' Available functions: %s') % ','.join(['%s()' % name for name, function in AVAILABLE_FUNCTIONS.items()])) if AVAILABLE_FUNCTIONS else ''

apps/documents/urls.py

@@ -10,5 +10,5 @@ urlpatterns = patterns('documents.views',
     url(r'^document/type/(?P<document_type_id>\d+)/upload/single/$', 'upload_document_with_type', {'multiple':False}, 'upload_document_with_type'),
     url(r'^document/type/(?P<document_type_id>\d+)/upload/multiple/$', 'upload_document_with_type', {'multiple':True}, 'upload_multiple_documents_with_type'),
     url(r'^document/(?P<document_id>\d+)/$', 'document_view', (), 'document_view'),
-    
+    url(r'^document/(?P<document_id>\d+)/delete/$', 'document_delete', (), 'document_delete'),
 )

apps/documents/views.py

@@ -8,7 +8,7 @@ from django.template import RequestContext
 from django.contrib import messages
 from django.views.generic.list_detail import object_detail, object_list
 from django.core.urlresolvers import reverse
-from django.views.generic.create_update import create_object
+from django.views.generic.create_update import create_object, delete_object
 from django.forms.formsets import formset_factory
 
 
@@ -78,12 +78,12 @@ def upload_document_with_type(request, document_type_id, multiple=True):
         
     return render_to_response('generic_form.html', {
         'form':form,
+        'title':_(u'upload a local document'),
         'subtemplates_dict':[
             {
             'name':'generic_list_subtemplate.html',
             'title':_(u'files in staging'),
             'object_list':filelist,
-            #'extra_columns':[{'name':_(u'qty'), 'attribute':'qty'}],
             },
         ],
 
@@ -116,5 +116,14 @@ def document_view(request, document_id):
     }, context_instance=RequestContext(request))
 
 
-#def document_edit(request, document_id):
-    
+def document_delete(request, document_id):
+    document = get_object_or_404(Document, pk=document_id)
+        
+    return delete_object(request, model=Document, object_id=document_id, 
+        template_name='generic_confirm.html', 
+        post_delete_redirect=reverse('document_list'),
+        extra_context={
+            'delete_view':True,
+            'object':document,
+            'object_name':_(u'document'),
+        })