1 files changed, 88 insertions, 0 deletions
diff --git a/searx/plugins/__init__.py b/searx/plugins/__init__.py
new file mode 100644
index 000000000..4dbcbbd28
--- /dev/null
+++ b/searx/plugins/__init__.py
@@ -0,0 +1,88 @@
+'''
+searx is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+searx is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with searx. If not, see < http://www.gnu.org/licenses/ >.
+
+(C) 2015 by Adam Tauber, <asciimoo@gmail.com>
+'''
+from sys import exit, version_info
+from searx import logger
+
+if version_info[0] == 3:
+    unicode = str
+
+logger = logger.getChild('plugins')
+
+from searx.plugins import (oa_doi_rewrite,
+                           https_rewrite,
+                           infinite_scroll,
+                           open_results_on_new_tab,
+                           self_info,
+                           search_on_category_select,
+                           tracker_url_remover,
+                           vim_hotkeys)
+
+required_attrs = (('name', (str, unicode)),
+                  ('description', (str, unicode)),
+                  ('default_on', bool))
+
+optional_attrs = (('js_dependencies', tuple),
+                  ('css_dependencies', tuple))
+
+
+class Plugin():
+    default_on = False
+    name = 'Default plugin'
+    description = 'Default plugin description'
+
+
+class PluginStore():
+
+    def __init__(self):
+        self.plugins = []
+
+    def __iter__(self):
+        for plugin in self.plugins:
+            yield plugin
+
+    def register(self, *plugins):
+        for plugin in plugins:
+            for plugin_attr, plugin_attr_type in required_attrs:
+                if not hasattr(plugin, plugin_attr) or not isinstance(getattr(plugin, plugin_attr), plugin_attr_type):
+                    logger.critical('missing attribute "{0}", cannot load plugin: {1}'.format(plugin_attr, plugin))
+                    exit(3)
+            for plugin_attr, plugin_attr_type in optional_attrs:
+                if not hasattr(plugin, plugin_attr) or not isinstance(getattr(plugin, plugin_attr), plugin_attr_type):
+                    setattr(plugin, plugin_attr, plugin_attr_type())
+            plugin.id = plugin.name.replace(' ', '_')
+            self.plugins.append(plugin)
+
+    def call(self, ordered_plugin_list, plugin_type, request, *args, **kwargs):
+        ret = True
+        for plugin in ordered_plugin_list:
+            if hasattr(plugin, plugin_type):
+                ret = getattr(plugin, plugin_type)(request, *args, **kwargs)
+                if not ret:
+                    break
+
+        return ret
+
+
+plugins = PluginStore()
+plugins.register(oa_doi_rewrite)
+plugins.register(https_rewrite)
+plugins.register(infinite_scroll)
+plugins.register(open_results_on_new_tab)
+plugins.register(self_info)
+plugins.register(search_on_category_select)
+plugins.register(tracker_url_remover)
+plugins.register(vim_hotkeys)