fix: correct redirects for package actions & requests

For requests, we always pass a `next` of /requests, leading us
back to the requests page. For a standard package, we get redirected
to the involved pkgbase, or target pkgbase if a merge action was taken.
Signed-off-by: Kevin Morris <kevr@0cost.org>

aurweb/routers/pkgbase.py

@@ -510,7 +510,8 @@ async def pkgbase_unflag(request: Request, name: str):
 
 @router.get("/pkgbase/{name}/disown")
 @requires_auth
-async def pkgbase_disown_get(request: Request, name: str):
+async def pkgbase_disown_get(request: Request, name: str,
+                             next: str = Query(default=str())):
     pkgbase = get_pkg_or_base(name, PackageBase)
 
     has_cred = request.user.has_credential(creds.PKGBASE_DISOWN,
@@ -521,6 +522,7 @@ async def pkgbase_disown_get(request: Request, name: str):
 
     context = templates.make_context(request, "Disown Package")
     context["pkgbase"] = pkgbase
+    context["next"] = next or "/pkgbase/{name}"
     return render_template(request, "pkgbase/disown.html", context)
 
 
@@ -528,7 +530,8 @@ async def pkgbase_disown_get(request: Request, name: str):
 @requires_auth
 async def pkgbase_disown_post(request: Request, name: str,
                               comments: str = Form(default=str()),
-                              confirm: bool = Form(default=False)):
+                              confirm: bool = Form(default=False),
+                              next: str = Form(default=str())):
     pkgbase = get_pkg_or_base(name, PackageBase)
 
     has_cred = request.user.has_credential(creds.PKGBASE_DISOWN,
@@ -555,8 +558,10 @@ async def pkgbase_disown_post(request: Request, name: str,
         return render_template(request, "pkgbase/disown.html", context,
                                status_code=HTTPStatus.BAD_REQUEST)
 
-    return RedirectResponse(f"/pkgbase/{name}",
-                            status_code=HTTPStatus.SEE_OTHER)
+    if not next:
+        next = f"/pkgbase/{name}"
+
+    return RedirectResponse(next, status_code=HTTPStatus.SEE_OTHER)
 
 
 @router.post("/pkgbase/{name}/adopt")
@@ -645,10 +650,12 @@ async def pkgbase_comaintainers_post(request: Request, name: str,
 
 @router.get("/pkgbase/{name}/request")
 @requires_auth
-async def pkgbase_request(request: Request, name: str):
+async def pkgbase_request(request: Request, name: str,
+                          next: str = Query(default=str())):
     pkgbase = get_pkg_or_base(name, PackageBase)
     context = await make_variable_context(request, "Submit Request")
     context["pkgbase"] = pkgbase
+    context["next"] = next or f"/pkgbase/{name}"
     return render_template(request, "pkgbase/request.html", context)
 
 
@@ -657,7 +664,8 @@ async def pkgbase_request(request: Request, name: str):
 async def pkgbase_request_post(request: Request, name: str,
                                type: str = Form(...),
                                merge_into: str = Form(default=None),
-                               comments: str = Form(default=str())):
+                               comments: str = Form(default=str()),
+                               next: str = Form(default=str())):
     pkgbase = get_pkg_or_base(name, PackageBase)
 
     # Create our render context.
@@ -734,13 +742,15 @@ async def pkgbase_request_post(request: Request, name: str,
 
 @router.get("/pkgbase/{name}/delete")
 @requires_auth
-async def pkgbase_delete_get(request: Request, name: str):
+async def pkgbase_delete_get(request: Request, name: str,
+                             next: str = Query(default=str())):
     if not request.user.has_credential(creds.PKGBASE_DELETE):
         return RedirectResponse(f"/pkgbase/{name}",
                                 status_code=HTTPStatus.SEE_OTHER)
 
     context = templates.make_context(request, "Package Deletion")
     context["pkgbase"] = get_pkg_or_base(name, PackageBase)
+    context["next"] = next or "/packages"
     return render_template(request, "pkgbase/delete.html", context)
 
 
@@ -748,7 +758,8 @@ async def pkgbase_delete_get(request: Request, name: str):
 @requires_auth
 async def pkgbase_delete_post(request: Request, name: str,
                               confirm: bool = Form(default=False),
-                              comments: str = Form(default=str())):
+                              comments: str = Form(default=str()),
+                              next: str = Form(default="/packages")):
     pkgbase = get_pkg_or_base(name, PackageBase)
 
     if not request.user.has_credential(creds.PKGBASE_DELETE):
@@ -776,7 +787,7 @@ async def pkgbase_delete_post(request: Request, name: str,
     notifs = actions.pkgbase_delete_instance(
         request, pkgbase, comments=comments)
     util.apply_all(notifs, lambda n: n.send())
-    return RedirectResponse("/packages", status_code=HTTPStatus.SEE_OTHER)
+    return RedirectResponse(next, status_code=HTTPStatus.SEE_OTHER)
 
 
 @router.get("/pkgbase/{name}/merge")

templates/partials/packages/actions.html

@@ -102,13 +102,13 @@
                 </li>
             {% endif %}
             <li>
-                <a href="/pkgbase/{{ pkgbase.Name }}/request">
+                <a href="/pkgbase/{{ pkgbase.Name }}/request?{{ {'next': '/pkgbase/%s' | format(pkgbase.Name)} | urlencode }}">
                     {{ "Submit Request" | tr }}
                 </a>
             </li>
             {% if request.user.has_credential(creds.PKGBASE_DELETE) %}
                 <li>
-                    <a href="/pkgbase/{{ pkgbase.Name }}/delete">
+                    <a href="/pkgbase/{{ pkgbase.Name }}/delete?next=/packages">
                         {{ "Delete Package" | tr }}
                     </a>
                 </li>
@@ -131,7 +131,7 @@
                 </li>
             {% elif request.user.has_credential(creds.PKGBASE_DISOWN, approved=[pkgbase.Maintainer]) %}
                 <li>
-                    <a href="/pkgbase/{{ pkgbase.Name }}/disown">
+                    <a href="/pkgbase/{{ pkgbase.Name }}/disown?{{ {'next': '/pkgbase/%s' | format(pkgbase.Name)} | urlencode }}">
                         {{ "Disown Package" | tr }}
                     </a>
                 </li>

templates/pkgbase/delete.html

@@ -45,6 +45,7 @@
 
         <form action="/pkgbase/{{ pkgbase.Name }}/delete" method="post">
             <fieldset>
+                <input type="hidden" name="next" value="{{ next }}" />
 
                 <p>
                     <label for="id_comments">{{ "Comments" | tr }}:</label>

templates/pkgbase/disown.html

@@ -45,6 +45,8 @@
 
         <form action="/pkgbase/{{ pkgbase.Name }}/disown" method="post">
             <fieldset>
+                <input type="hidden" name="next" value="{{ next }}" />
+
                 <p>
                     <label for="id_comments">{{ "Comments" | tr }}:</label>
                     <textarea id="id_comments"

templates/pkgbase/request.html

@@ -27,6 +27,8 @@
         <form id="request-form" action="/pkgbase/{{ pkgbase.Name }}/request"
               method="post">
             <fieldset>
+                <input type="hidden" name="next" value="{{ next }}" />
+
                 <p>
                     <label for="id_type">{{ "Request type" | tr }}:</label>
                     <select id="id_type" name="type">