[IMP] web_editor, website(_*): show all snippets even if module is not installed

* mail_channel, mass_mailing, twitter, event

- t-install attribute holds the technical name of the module that
  needs to be install to use a particular snippet.

- Disable the drag & drop feature for these dummy snippets.

- Move some images to website module.

- Installed snippets display at the top of the list.

- Hide not-installed module snippets if user don't have rights to install module.

1 files changed, 14 insertions, 1 deletions

diff --git a/addons/web_editor/static/src/js/snippets.editor.js b/addons/web_editor/static/src/js/snippets.editor.js
index e11e3205815..d0b6394ecd9 100644
--- a/addons/web_editor/static/src/js/snippets.editor.js
+++ b/addons/web_editor/static/src/js/snippets.editor.js
@@ -251,12 +251,25 @@ data.Class = Widget.extend({
                         $div.find('.oe_snippet_thumbnail_img').css('background-image', 'url(' + thumbnail + ')');
                     }
                     // end
+
+                    var moduleID = $snippet.data('moduleId');
+                    if (moduleID) {
+                        $snippet.addClass('o_snippet_install');
+                        var $installBtn = $('<a/>', {
+                            class: 'btn btn-primary btn-sm o_install_btn',
+                            target: '_blank',
+                            href: '/web#id=' + moduleID + '&view_type=form&model=ir.module.module&action=base.open_module_tree',
+                            text: _t("Install"),
+                        });
+                        $div.append($installBtn);
+                    }
                 }
                 if (!$snippet.data("selector")) {
                     $("> *:not(.oe_snippet_thumbnail)", this).addClass('oe_snippet_body');
                 }
                 number++;
-            });
+            })
+            .not('[data-module-id]');
 
         // hide scroll if no snippets defined
         if (!number) {