move tempalte tags to plugin

InvenTree/plugin/templatetags/plugin_extras.py

@@ -0,0 +1,47 @@
+# -*- coding: utf-8 -*-
+
+""" This module provides template tags for handeling plugins
+"""
+from django.conf import settings as djangosettings
+from django import template
+from django.urls import reverse
+
+from common.models import InvenTreeSetting
+
+
+register = template.Library()
+
+
+@register.simple_tag()
+def plugin_list(*args, **kwargs):
+    """ Return a list of all installed integration plugins """
+    return djangosettings.INTEGRATION_PLUGINS
+
+
+@register.simple_tag()
+def plugin_settings(plugin, *args, **kwargs):
+    """ Return a list of all settings for a plugin """
+    return djangosettings.INTEGRATION_PLUGIN_SETTING.get(plugin)
+
+
+@register.simple_tag()
+def mixin_enabled(plugin, key, *args, **kwargs):
+    """ Return if the mixin is existant and configured in the plugin """
+    return plugin.mixin_enabled(key)
+
+
+@register.simple_tag()
+def navigation_enabled(*args, **kwargs):
+    """Return if plugin navigation is enabled"""
+    if djangosettings.TESTING:
+        return True
+    return InvenTreeSetting.get_setting('ENABLE_PLUGINS_NAVIGATION')
+
+
+@register.simple_tag()
+def safe_url(view_name, *args, **kwargs):
+    """ safe lookup for urls """
+    try:
+        return reverse(view_name, args=args, kwargs=kwargs)
+    except:
+        return None