support comma separated author merge url

openlibrary/plugins/openlibrary/js/ile/utils/SelectionManager/SelectionManager.js

@@ -493,6 +493,6 @@ SelectionManager.ACTIONS = [
         requires_type: ['author'],
         multiple_only: true,
         name: 'Merge Authors...',
-        href: olids => `/authors/merge?${olids.map(olid => `key=${olid}`).join('&')}`,
+        href: olids => `/authors/merge?records=${olids.join(',')}`,
     },
 ];

openlibrary/plugins/upstream/edits.py

@@ -187,7 +187,7 @@ def create_url(mr_type: int, olids: list[str], primary: str | None = None) -> st
             primary_param = f'&primary={primary}' if primary else ''
             return f'/works/merge?records={",".join(olids)}{primary_param}'
         elif mr_type == CommunityEditsQueue.TYPE['AUTHOR_MERGE']:
-            return f'/authors/merge?key={"&key=".join(olids)}'
+            return f'/authors/merge?records={",".join(olids)}'
         return ''
 
     @staticmethod

openlibrary/plugins/upstream/merge_authors.py

@@ -258,8 +258,14 @@ def filter_authors(self, keys):
         return [k for k in keys if d.get("/authors/" + k) == '/type/author']
 
     def GET(self):
-        i = web.input(key=[], mrid=None)
-        keys = uniq(i.key)
+        i = web.input(key=[], mrid=None, records='')
+
+        # key is deprecated in favor of records but we will support both
+        if deprecated_keys := uniq(i.key):
+            redir_url = f'/authors/merge/?records={",".join(deprecated_keys)}'
+            raise web.redirect(redir_url)
+
+        keys = uniq(i.records.strip(',').split(','))
 
         # filter bad keys
         keys = self.filter_authors(keys)

openlibrary/templates/search/authors.html

@@ -42,8 +42,8 @@ <h1>$_("Search Authors")</h1>
                 $:render_template("search/sort_options.html", selected_sort=sort, search_scheme="authors")
               $ user_can_merge = ctx.user and ("merge-authors" in ctx.features or ctx.user.is_admin())
               $if results.num_found >= 2 and user_can_merge:
-                $ keys = '&'.join('key=%s' % doc['key'].split("/")[-1] for doc in results.docs)
-                <div class="mergeThis">$_('Is the same author listed twice?') <a class="large sansserif" href="/authors/merge?$keys">$_('Merge authors')</a></div>
+                $ keys = ','.join(doc['key'].split("/")[-1] for doc in results.docs)
+                <div class="mergeThis">$_('Is the same author listed twice?') <a class="large sansserif" href="/authors/merge?records=$keys">$_('Merge authors')</a></div>
             </div>
         $else:
             <center>

openlibrary/templates/search/work_search_facets.html

@@ -31,8 +31,8 @@
     <div class="facet $header">
         $ magic_wand_markup = ''
         $if header == 'author_key' and len(counts) > 1 and ctx.user and ("merge-authors" in ctx.features or ctx.user.is_admin()):
-            $ keys = '&'.join('key=%s' % k for k, display, count in counts)
-            $ magic_wand_markup = ' <span class="merge"><a href="/authors/merge?%s" title="%s">%s</a></span>' % (keys, _('Merge duplicate authors from this search'), _("Merge duplicates"))
+            $ keys = ','.join(k for k, display, count in counts)
+            $ magic_wand_markup = ' <span class="merge"><a href="/authors/merge?records=%s" title="%s">%s</a></span>' % (keys, _('Merge duplicate authors from this search'), _("Merge duplicates"))
         <h4 class="facetHead">$(label)$:(magic_wand_markup)</h4>
         $ num = 0
         $for k, display, count in counts: