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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,))
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