Merge remote-tracking branch 'remotes/origin/develop' into 2168-media-preview-proxy

[akkoma] / lib / pleroma / web / mastodon_api / controllers / search_controller.ex

diff --git a/lib/pleroma/web/mastodon_api/controllers/search_controller.ex b/lib/pleroma/web/mastodon_api/controllers/search_controller.ex
index 1c2860cc719bf9b594f8c669863faec4cb284283..e50980122270f505cde0cf9c2325881244135cef 100644 (file)
--- a/lib/pleroma/web/mastodon_api/controllers/search_controller.ex
+++ b/lib/pleroma/web/mastodon_api/controllers/search_controller.ex
@@ -33,12 +33,10 @@ defmodule Pleroma.Web.MastodonAPI.SearchController do
 
     conn
     |> put_view(AccountView)
-    # https://git.pleroma.social/pleroma/pleroma-fe/-/issues/838#note_59223
     |> render("index.json",
       users: accounts,
       for: user,
-      as: :user,
-      embed_relationships: ControllerHelper.with_relationships?(params)
+      as: :user
     )
   end
 
@@ -82,7 +80,7 @@ defmodule Pleroma.Web.MastodonAPI.SearchController do
       offset: params[:offset],
       type: params[:type],
       author: get_author(params),
-      embed_relationships: ControllerHelper.with_relationships?(params),
+      embed_relationships: ControllerHelper.embed_relationships?(params),
       for_user: user
     ]
     |> Enum.filter(&elem(&1, 1))
@@ -95,7 +93,6 @@ defmodule Pleroma.Web.MastodonAPI.SearchController do
       users: accounts,
       for: options[:for_user],
       as: :user,
-      # https://git.pleroma.social/pleroma/pleroma-fe/-/issues/838#note_59223
       embed_relationships: options[:embed_relationships]
     )
   end
@@ -110,28 +107,72 @@ defmodule Pleroma.Web.MastodonAPI.SearchController do
     )
   end
 
-  defp resource_search(:v2, "hashtags", query, _options) do
+  defp resource_search(:v2, "hashtags", query, options) do
     tags_path = Web.base_url() <> "/tag/"
 
     query
-    |> prepare_tags()
+    |> prepare_tags(options)
     |> Enum.map(fn tag ->
-      tag = String.trim_leading(tag, "#")
       %{name: tag, url: tags_path <> tag}
     end)
   end
 
-  defp resource_search(:v1, "hashtags", query, _options) do
-    query
-    |> prepare_tags()
-    |> Enum.map(fn tag -> String.trim_leading(tag, "#") end)
+  defp resource_search(:v1, "hashtags", query, options) do
+    prepare_tags(query, options)
   end
 
-  defp prepare_tags(query) do
-    query
-    |> String.split()
-    |> Enum.uniq()
-    |> Enum.filter(fn tag -> String.starts_with?(tag, "#") end)
+  defp prepare_tags(query, options) do
+    tags =
+      query
+      |> preprocess_uri_query()
+      |> String.split(~r/[^#\w]+/u, trim: true)
+      |> Enum.uniq_by(&String.downcase/1)
+
+    explicit_tags = Enum.filter(tags, fn tag -> String.starts_with?(tag, "#") end)
+
+    tags =
+      if Enum.any?(explicit_tags) do
+        explicit_tags
+      else
+        tags
+      end
+
+    tags = Enum.map(tags, fn tag -> String.trim_leading(tag, "#") end)
+
+    tags =
+      if Enum.empty?(explicit_tags) && !options[:skip_joined_tag] do
+        add_joined_tag(tags)
+      else
+        tags
+      end
+
+    Pleroma.Pagination.paginate(tags, options)
+  end
+
+  defp add_joined_tag(tags) do
+    tags
+    |> Kernel.++([joined_tag(tags)])
+    |> Enum.uniq_by(&String.downcase/1)
+  end
+
+  # If `query` is a URI, returns last component of its path, otherwise returns `query`
+  defp preprocess_uri_query(query) do
+    if query =~ ~r/https?:\/\// do
+      query
+      |> String.trim_trailing("/")
+      |> URI.parse()
+      |> Map.get(:path)
+      |> String.split("/")
+      |> Enum.at(-1)
+    else
+      query
+    end
+  end
+
+  defp joined_tag(tags) do
+    tags
+    |> Enum.map(fn tag -> String.capitalize(tag) end)
+    |> Enum.join()
   end
 
   defp with_fallback(f, fallback \\ []) do