(WIP) Add a button to send edit link by email in anonymous mode

umap/forms.py

@@ -25,6 +25,10 @@ class FlatErrorList(ErrorList):
         return u' — '.join([e for e in self])
 
 
+class SendLinkForm(forms.Form):
+    email = forms.EmailField()
+
+
 class UpdateMapPermissionsForm(forms.ModelForm):
 
     class Meta:

umap/static/umap/js/umap.js

@@ -1336,11 +1336,23 @@ L.U.Map.include({
       data: formData,
       context: this,
       callback: function (data) {
-        let duration = 3000
+        let duration = 3000,
+          alert = { content: L._('Map has been saved!'), level: 'info' }
         if (!this.options.umap_id) {
-          duration = 100000 // we want a longer message at map creation (TODO UGLY)
+          alert.duration = 100000 // we want a longer message at map creation (TODO UGLY)
           this.options.umap_id = data.id
           this.permissions.setOptions(data.permissions)
+          if (data.permissions && data.permissions.anonymous_edit_url) {
+            alert.actions = [
+              {
+                label: L._('Send me edit link by email'),
+                callback: function () {
+                  this.sendEditLink()
+                },
+                callbackContext: this,
+              },
+            ]
+          }
         } else if (!this.permissions.isDirty) {
           // Do not override local changes to permissions,
           // but update in case some other editors changed them in the meantime.
@@ -1350,11 +1362,10 @@ L.U.Map.include({
         if (history && history.pushState)
           history.pushState({}, this.options.name, data.url)
         else window.location = data.url
-        if (data.info) msg = data.info
-        else msg = L._('Map has been saved!')
+        alert.content = data.info || alert.content
         this.once('saved', function () {
           this.isDirty = false
-          this.ui.alert({ content: msg, level: 'info', duration: duration })
+          this.ui.alert(alert)
         })
         this.ui.closePanel()
         this.permissions.save()
@@ -1362,6 +1373,12 @@ L.U.Map.include({
     })
   },
 
+  sendEditLink: function () {
+    var url = L.Util.template(this.options.urls.map_send_edit_link, {
+      map_id: this.options.umap_id,
+    })
+  },
+
   getEditUrl: function () {
     return L.Util.template(this.options.urls.map_update, {
       map_id: this.options.umap_id,

umap/urls.py

@@ -111,6 +111,11 @@ i18n_urls += decorated_patterns(
         views.UpdateMapPermissions.as_view(),
         name="map_update_permissions",
     ),
+    re_path(
+        r"^map/(?P<map_id>[\d]+)/send-edit-link/$",
+        views.SendEditLink.as_view(),
+        name="map_send_edit_link",
+    ),
     re_path(
         r"^map/(?P<map_id>[\d]+)/update/owner/$",
         views.AttachAnonymousMap.as_view(),

umap/views.py

@@ -622,6 +622,28 @@ class AttachAnonymousMap(View):
         return simple_json_response()
 
 
+class SendEditLink(FormLessEditMixin, PermissionsMixin, UpdateView):
+    model = Map
+    pk_url_kwarg = 'map_id'
+
+    def form_valid(self, form):
+        if (self.object.owner
+           or not self.object.is_anonymous_owner(self.request)
+           or not self.object.can_edit(self.request.user, self.request)):
+            return HttpResponseForbidden()
+        email = form.cleaned_data["email"]
+        from django.core.mail import send_mail
+
+        send_mail(
+            _('Your secret edit link'),
+            _('Here is your secret edit link: %(link)s' % {"link": link}),
+            settings.FROM_EMAIL,
+            [email],
+            fail_silently=False,
+        )
+        return simple_json_response(info=_("Email sent to %(email)s" % {"email": email}))
+
+
 class MapDelete(DeleteView):
     model = Map
     pk_url_kwarg = "map_id"