feat: pdf editor authoring flag

cms/djangoapps/contentstore/rest_api/v1/serializers/course_waffle_flags.py

@@ -21,6 +21,7 @@ class CourseWaffleFlagsSerializer(serializers.Serializer):
     use_new_import_page = serializers.SerializerMethodField()
     use_new_export_page = serializers.SerializerMethodField()
     use_new_files_uploads_page = serializers.SerializerMethodField()
+    use_new_pdf_editor = serializers.SerializerMethodField()
     use_new_video_uploads_page = serializers.SerializerMethodField()
     use_new_course_outline_page = serializers.SerializerMethodField()
     use_new_unit_page = serializers.SerializerMethodField()
@@ -120,6 +121,12 @@ def get_use_new_files_uploads_page(self, obj):
         """
         return True
 
+    def get_use_new_pdf_editor(self, obj):
+        """
+        Method to get the use_new_pdf_editor switch
+        """
+        return toggles.use_new_pdf_editor()
+
     def get_use_new_video_uploads_page(self, obj):
         """
         Method to get the use_new_video_uploads_page switch.

cms/djangoapps/contentstore/rest_api/v1/views/tests/test_course_waffle_flags.py

@@ -35,6 +35,7 @@ class CourseWaffleFlagsViewTest(CourseTestCase):
         "use_new_unit_page": True,
         "use_new_updates_page": True,
         "use_new_video_uploads_page": False,
+        "use_new_pdf_editor": True,
         "use_react_markdown_editor": False,
         "use_video_gallery_flow": False,
         "enable_course_optimizer_check_prev_run_links": False,

cms/djangoapps/contentstore/toggles.py

@@ -105,6 +105,23 @@ def use_new_video_editor(course_key):
     return not LEGACY_STUDIO_VIDEO_EDITOR.is_enabled(course_key)
 
 
+# .. toggle_name: legacy_studio.pdf_editor
+# .. toggle_implementation: WaffleFlag
+# .. toggle_default: False
+# .. toggle_description: Use the PDF XBlock's studio_view instead of the new React-based editor. You may wish to do
+#      this if you run a custom PDF block.
+# .. toggle_use_cases: opt_out
+# .. toggle_creation_date: 2026-03-10
+LEGACY_STUDIO_PDF_EDITOR = WaffleFlag('legacy_studio.pdf_editor', __name__)
+
+
+def use_new_pdf_editor():
+    """
+    Returns a boolean = true if new video editor is enabled
+    """
+    return not LEGACY_STUDIO_PDF_EDITOR.is_enabled()
+
+
 # .. toggle_name: new_core_editors.use_video_gallery_flow
 # .. toggle_implementation: WaffleFlag
 # .. toggle_default: False

cms/static/js/views/pages/container.js

@@ -491,14 +491,14 @@ function($, _, Backbone, gettext, BasePage,
             if ($target.closest('button, a, input, label, .actions-list').length) {
                 return;
             }
-            
+
             var $wrapper = $target.closest('.studio-xblock-wrapper');
 
             // Deselect all other xblocks
             this.$('.studio-xblock-wrapper.is-selected').not($wrapper).removeClass('is-selected');
 
             $wrapper.toggleClass('is-selected');
-           
+
             if (this.options.isIframeEmbed) {
                 const contentId = this.findXBlockElement(event.target).data('locator');
                 this.postMessageToParent({
@@ -540,10 +540,12 @@ function($, _, Backbone, gettext, BasePage,
 
                 var useNewVideoEditor = primaryHeader.attr('use-new-editor-video'),
                     blockType = primaryHeader.attr('data-block-type');
+                var useNewPdfEditor = primaryHeader.attr('use-new-editor-pdf')
 
                 if((blockType === 'html')
                         || (useNewVideoEditor === 'True' && blockType === 'video')
                         || (blockType === 'problem')
+                        || (useNewPdfEditor && blockType === 'pdf')
                 ) {
                     var destinationUrl = primaryHeader.attr('authoring_MFE_base_url')
                         + '/' + blockType

cms/templates/container.html

@@ -167,6 +167,7 @@ <h1 class="page-header-title xblock-field-value incontext-editor-value"><span cl
 
         <nav class="nav-actions" aria-label="${_('Page Actions')}"
         use-new-editor-video = ${use_new_editor_video}
+        use-new-editor-pdf = ${use_new_editor_pdf}
         use-video-gallery-flow = ${use_new_video_gallery_flow}
         authoring_MFE_base_url = ${get_editor_page_base_url(xblock_locator.course_key)}
         data-block-type = ${xblock.scope_ids.block_type}

cms/templates/studio_xblock_wrapper.html

@@ -8,12 +8,13 @@
 from openedx.core.djangolib.js_utils import (
     dump_js_escaped_json, js_escaped_string
 )
-from cms.djangoapps.contentstore.toggles import use_new_video_editor, use_video_gallery_flow
+from cms.djangoapps.contentstore.toggles import use_new_pdf_editor, use_new_video_editor, use_video_gallery_flow
 from cms.lib.xblock.upstream_sync import UpstreamLink
 from openedx.core.djangoapps.content_tagging.toggles import is_tagging_feature_disabled
 %>
 <%
 use_new_editor_video = use_new_video_editor(xblock.context_key)
+use_new_editor_pdf = use_new_pdf_editor()
 use_new_video_gallery_flow = use_video_gallery_flow()
 use_tagging = not is_tagging_feature_disabled()
 xblock_url = xblock_studio_url(xblock)
@@ -83,6 +84,7 @@
     % endif
     "
     use-new-editor-video = ${use_new_editor_video}
+    use-new-editor-pdf = ${use_new_editor_pdf}
     use-video-gallery-flow = ${use_new_video_gallery_flow}
     authoring_MFE_base_url = ${get_editor_page_base_url(xblock.location.course_key)}
     data-block-type = ${xblock.scope_ids.block_type}