Initial changes to support the new Django 1.6 project structure

mayan/apps/document_indexing/widgets.py

@@ -0,0 +1,90 @@
+# -*- coding: utf-8 -*-
+from __future__ import absolute_import
+
+from django.utils.html import mark_safe
+from django.utils.translation import ugettext
+
+from .models import IndexInstanceNode
+
+FOLDER_W_DOCUMENTS = u'folder_page'
+FOLDER_ICON = u'folder'
+
+
+def index_instance_item_link(index_instance_item):
+    if isinstance(index_instance_item, IndexInstanceNode):
+        if index_instance_item.index_template_node.link_documents:
+            icon = FOLDER_W_DOCUMENTS
+        else:
+            icon = FOLDER_ICON
+    else:
+        icon = u''
+    icon_template = u'<span class="famfam active famfam-%s"></span>' % icon if icon else u''
+    return mark_safe('%(icon_template)s<a href="%(url)s">%(text)s</a>' % {
+        'url': index_instance_item.get_absolute_url(),
+        'icon_template': icon_template,
+        'text': index_instance_item
+    })
+
+
+def get_instance_link(index_instance_node, text=None, simple=False):
+    """
+    Return an HTML anchor to an index instance
+    """
+
+    if simple:
+        # Just display the instance's value or overrided text, no
+        # HTML anchor
+        template = u'%(value)s'
+    else:
+        template = u'<a href="%(url)s">%(value)s</a>'
+
+    return template % {
+        'url': index_instance_node.get_absolute_url(),
+        'value': text if text else (index_instance_node if index_instance_node.parent else index_instance_node.index_template_node.index)
+    }
+
+
+def get_breadcrumbs(index_instance, simple=False, single_link=False, include_count=False):
+    """
+    Return a joined string of HTML anchors to every index instance's
+    parent from the root of the tree to the index instance
+    """
+    result = []
+    if single_link:
+        # Return the entire breadcrumb path as a single HTML anchor
+        simple = True
+
+    # result.append(get_instance_link(index_instance.get_root(), simple=simple))
+
+    for instance in index_instance.get_ancestors():
+        result.append(get_instance_link(instance, simple=simple))
+
+    result.append(get_instance_link(index_instance, simple=simple))
+
+    output = []
+
+    if include_count:
+        output.append(u'(%d)' % index_instance.documents.count())
+
+    if single_link:
+        # Return the entire breadcrumb path as a single HTML anchor
+        output.insert(0, get_instance_link(index_instance_node=index_instance, text=(u' / '.join(result))))
+        return mark_safe(u' '.join(output))
+    else:
+        output.insert(0, u' / '.join(result))
+        return mark_safe(u' '.join(output))
+
+
+def node_level(x):
+    """
+    Render an indented tree like output for a specific node
+    """
+    return mark_safe(
+        u''.join(
+            [
+                u'&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;' * (getattr(x, x._mptt_meta.level_attr) - 1),
+                u'' if x.is_root_node() else u'',
+                ugettext('root') if x.is_root_node() else unicode(x)
+            ]
+        )
+    )