1 files changed, 104 insertions, 0 deletions
diff --git a/app/django_comments/__init__.py b/app/django_comments/__init__.py
new file mode 100644
index 0000000..e4c5943
--- /dev/null
+++ b/app/django_comments/__init__.py
@@ -0,0 +1,104 @@
+from importlib import import_module
+
+from django.apps import apps
+from django.conf import settings
+from django.core.exceptions import ImproperlyConfigured
+try:
+    from django.urls import reverse
+except ImportError:
+    from django.core.urlresolvers import reverse  # Django < 1.10
+
+
+DEFAULT_COMMENTS_APP = 'django_comments'
+
+
+def get_comment_app():
+    """
+    Get the comment app (i.e. "django_comments") as defined in the settings
+    """
+    # Make sure the app's in INSTALLED_APPS
+    comments_app = get_comment_app_name()
+    if not apps.is_installed(comments_app):
+        raise ImproperlyConfigured(
+            "The COMMENTS_APP (%r) must be in INSTALLED_APPS" % comments_app
+        )
+
+    # Try to import the package
+    try:
+        package = import_module(comments_app)
+    except ImportError as e:
+        raise ImproperlyConfigured(
+            "The COMMENTS_APP setting refers to a non-existing package. (%s)" % e
+        )
+
+    return package
+
+
+def get_comment_app_name():
+    """
+    Returns the name of the comment app (either the setting value, if it
+    exists, or the default).
+    """
+    return getattr(settings, 'COMMENTS_APP', DEFAULT_COMMENTS_APP)
+
+
+def get_model():
+    """
+    Returns the comment model class.
+    """
+    if get_comment_app_name() != DEFAULT_COMMENTS_APP and hasattr(get_comment_app(), "get_model"):
+        return get_comment_app().get_model()
+    else:
+        from django_comments.models import Comment
+        return Comment
+
+
+def get_form():
+    from django_comments.forms import CommentForm
+    """
+    Returns the comment ModelForm class.
+    """
+    if get_comment_app_name() != DEFAULT_COMMENTS_APP and hasattr(get_comment_app(), "get_form"):
+        return get_comment_app().get_form()
+    else:
+        return CommentForm
+
+
+def get_form_target():
+    """
+    Returns the target URL for the comment form submission view.
+    """
+    if get_comment_app_name() != DEFAULT_COMMENTS_APP and hasattr(get_comment_app(), "get_form_target"):
+        return get_comment_app().get_form_target()
+    else:
+        return reverse("comments-post-comment")
+
+
+def get_flag_url(comment):
+    """
+    Get the URL for the "flag this comment" view.
+    """
+    if get_comment_app_name() != DEFAULT_COMMENTS_APP and hasattr(get_comment_app(), "get_flag_url"):
+        return get_comment_app().get_flag_url(comment)
+    else:
+        return reverse("comments-flag", args=(comment.id,))
+
+
+def get_delete_url(comment):
+    """
+    Get the URL for the "delete this comment" view.
+    """
+    if get_comment_app_name() != DEFAULT_COMMENTS_APP and hasattr(get_comment_app(), "get_delete_url"):
+        return get_comment_app().get_delete_url(comment)
+    else:
+        return reverse("comments-delete", args=(comment.id,))
+
+
+def get_approve_url(comment):
+    """
+    Get the URL for the "approve this comment from moderation" view.
+    """
+    if get_comment_app_name() != DEFAULT_COMMENTS_APP and hasattr(get_comment_app(), "get_approve_url"):
+        return get_comment_app().get_approve_url(comment)
+    else:
+        return reverse("comments-approve", args=(comment.id,))