diff -r 1fe028e17f70 -r 34e6d07ea2e9 src/pyams_content/component/video/interfaces.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/pyams_content/component/video/interfaces.py	Tue Nov 06 14:40:22 2018 +0100
@@ -0,0 +1,79 @@
+#
+# Copyright (c) 2008-2015 Thierry Florac <tflorac AT ulthar.net>
+# All Rights Reserved.
+#
+# This software is subject to the provisions of the Zope Public License,
+# Version 2.1 (ZPL).  A copy of the ZPL should accompany this distribution.
+# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
+# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
+# FOR A PARTICULAR PURPOSE.
+#
+
+__docformat__ = 'restructuredtext'
+
+from zope.annotation import IAttributeAnnotatable
+from zope.contentprovider.interfaces import IContentProvider
+from zope.interface import Interface, Attribute
+from zope.schema import Choice, TextLine
+
+from pyams_content import _
+from pyams_content.component.paragraph.interfaces import IBaseParagraph
+from pyams_i18n.schema import I18nTextField, I18nTextLineField
+
+
+class IExternalVideoSettings(Interface):
+    """External video settings"""
+
+    video_id = Attribute("Video ID")
+
+
+class IExternalVideoProvider(Interface):
+    """External video provider"""
+
+    label = Attribute("Video provider label")
+    weight = Attribute("Video provider weight (used for ordering)")
+    settings_interface = Attribute("Video provider settings interface")
+
+
+class IExternalVideo(IAttributeAnnotatable):
+    """Base interface for external video integration"""
+
+    author = TextLine(title=_("Author"),
+                      description=_("Name of document's author"),
+                      required=True)
+
+    description = I18nTextField(title=_("Associated text"),
+                                description=_("Video description displayed by front-office template"),
+                                required=False)
+
+    provider_name = Choice(title=_("Video provider"),
+                           description=_("Name of external platform providing selected video"),
+                           required=False,
+                           vocabulary="PyAMS video providers")
+
+    def get_provider(self):
+        """Get external video provider utility"""
+
+    settings = Attribute("Video settings")
+
+
+EXTERNAL_VIDEO_PARAGRAPH_TYPE = 'External video'
+EXTERNAL_VIDEO_PARAGRAPH_NAME = _("External video")
+EXTERNAL_VIDEO_PARAGRAPH_RENDERERS = 'PyAMS.paragraph.video.renderers'
+
+
+class IExternalVideoParagraph(IExternalVideo, IBaseParagraph):
+    """External video paragraph"""
+
+    title = I18nTextLineField(title=_("Legend"),
+                              required=False)
+
+    renderer = Choice(title=_("Video template"),
+                      description=_("Presentation template used for this video"),
+                      vocabulary=EXTERNAL_VIDEO_PARAGRAPH_RENDERERS,
+                      default='default')
+
+
+class IExternalVideoRenderer(IContentProvider):
+    """External video renderer"""