Add collection_id param to document chooser pagination handling. Fix #5913 (#6529)

Make sure document chooser pagination preserves the selected collection when moving between pages

Co-authored-by: Alexander Sajzew <a.sajzew@alexsa.de>
Co-authored-by: Thibaud Colas <thibaudcolas@gmail.com>

CHANGELOG.txt

@@ -6,6 +6,7 @@ Changelog
 
  * Added support for Python 3.9
  * Fix: Stop menu icon overlapping the breadcrumb on small viewport widths in page editor (Karran Besen)
+ * Fix: Make sure document chooser pagination preserves the selected collection when moving between pages (Alex Sa)
 
 
 2.11.2 (17.11.2020)

CONTRIBUTORS.rst

@@ -485,6 +485,7 @@ Contributors
 * David Bramwell
 * Naglis Jonaitis
 * Luis Nell
+* Alex Sa
 
 Translators
 ===========

docs/releases/2.12.rst

@@ -21,6 +21,7 @@ Bug fixes
 ~~~~~~~~~
 
  * Stop menu icon overlapping the breadcrumb on small viewport widths in page editor (Karran Besen)
+ * Make sure document chooser pagination preserves the selected collection when moving between pages (Alex Sa)
 
 
 Upgrade considerations

wagtail/documents/static_src/wagtaildocs/js/document-chooser-modal.js

@@ -54,6 +54,8 @@ DOCUMENT_CHOOSER_MODAL_ONLOAD_HANDLERS = {
                 dataObj = {p: page};
             }
 
+            dataObj.collection_id = $('#collection_chooser_collection_id').val();
+
             request = $.ajax({
                 url: searchUrl,
                 data: dataObj,