api search controllers

lib/philomena/galleries/query.ex

@@ -0,0 +1,27 @@
+defmodule Philomena.Galleries.Query do
+  alias Search.Parser
+
+  int_fields     = ~W(id image_count watcher_count)
+  literal_fields = ~W(title user image_ids watcher_ids)
+  date_fields    = ~W(created_at updated_at)
+  ngram_fields   = ~W(description)
+  default_field  = "title"
+  aliases        = %{
+    "user" => "creator"
+  }
+
+  @gallery_parser Parser.parser(
+    int_fields: int_fields,
+    literal_fields: literal_fields,
+    date_fields: date_fields,
+    ngram_fields: ngram_fields,
+    default_field: default_field,
+    aliases: aliases
+  )
+
+  def compile(query_string) do
+    query_string = query_string || ""
+
+    Parser.parse(@gallery_parser, query_string)
+  end
+end

lib/philomena_web/comment_json.ex

@@ -0,0 +1,13 @@
+defmodule PhilomenaWeb.CommentJson do
+  alias PhilomenaWeb.UserAttributionView
+
+  def as_json(comment) do
+    %{
+      id: comment.id,
+      image_id: comment.image_id,
+      user_id: if(not comment.anonymous, do: comment.user_id),
+      author: if(comment.anonymous or is_nil(comment.user), do: UserAttributionView.anonymous_name(comment), else: comment.user.name),
+      body: if(not comment.image.hidden_from_users and not comment.hidden_from_users, do: comment.body)
+    }
+  end
+end

lib/philomena_web/controllers/api/json/search/comment_controller.ex

@@ -0,0 +1,43 @@
+defmodule PhilomenaWeb.Api.Json.Search.CommentController do
+  use PhilomenaWeb, :controller
+
+  alias PhilomenaWeb.CommentJson
+  alias Philomena.Comments.Comment
+  alias Philomena.Comments.Query
+  import Ecto.Query
+
+  def index(conn, params) do
+    user = conn.assigns.current_user
+    filter = conn.assigns.current_filter
+
+    case Query.compile(user, params["q"] || "") do
+      {:ok, query} ->
+        comments =
+          Comment.search_records(
+            %{
+              query: %{
+                bool: %{
+                  must: [
+                    query,
+                    %{term: %{hidden_from_users: false}}
+                  ],
+                  must_not: %{
+                    terms: %{image_tag_ids: filter.hidden_tag_ids}
+                  }
+                }
+              },
+              sort: %{posted_at: :desc}
+            },
+            conn.assigns.pagination,
+            preload(Comment, [:image, :user])
+          )
+
+        json(conn, %{comments: Enum.map(comments, &CommentJson.as_json/1)})
+
+      {:error, msg} ->
+        conn
+        |> put_status(:bad_request)
+        |> json(%{error: msg})
+    end
+  end
+end

lib/philomena_web/controllers/api/json/search/gallery_controller.ex

@@ -0,0 +1,30 @@
+defmodule PhilomenaWeb.Api.Json.Search.GalleryController do
+  use PhilomenaWeb, :controller
+
+  alias PhilomenaWeb.GalleryJson
+  alias Philomena.Galleries.Gallery
+  alias Philomena.Galleries.Query
+  import Ecto.Query
+
+  def index(conn, params) do
+    case Query.compile(params["q"] || "") do
+      {:ok, query} ->
+        galleries =
+          Gallery.search_records(
+            %{
+              query: query,
+              sort: %{created_at: :desc}
+            },
+            conn.assigns.pagination,
+            preload(Gallery, [:creator])
+          )
+
+        json(conn, %{galleries: Enum.map(galleries, &GalleryJson.as_json/1)})
+
+      {:error, msg} ->
+        conn
+        |> put_status(:bad_request)
+        |> json(%{error: msg})
+    end
+  end
+end

lib/philomena_web/controllers/api/json/search/image_controller.ex

@@ -1,4 +1,4 @@
-defmodule PhilomenaWeb.Api.Json.SearchController do
+defmodule PhilomenaWeb.Api.Json.Search.ImageController do
   use PhilomenaWeb, :controller
 
   alias PhilomenaWeb.ImageLoader

lib/philomena_web/controllers/api/json/search/post_controller.ex

@@ -0,0 +1,40 @@
+defmodule PhilomenaWeb.Api.Json.Search.PostController do
+  use PhilomenaWeb, :controller
+
+  alias PhilomenaWeb.PostJson
+  alias Philomena.Posts.Post
+  alias Philomena.Posts.Query
+  import Ecto.Query
+
+  def index(conn, params) do
+    user = conn.assigns.current_user
+
+    case Query.compile(user, params["q"] || "") do
+      {:ok, query} ->
+        posts =
+          Post.search_records(
+            %{
+              query: %{
+                bool: %{
+                  must: [
+                    query,
+                    %{term: %{deleted: false}},
+                    %{term: %{access_level: "normal"}}
+                  ],
+                }
+              },
+              sort: %{created_at: :desc}
+            },
+            conn.assigns.pagination,
+            preload(Post, [:user, :topic])
+          )
+
+        json(conn, %{posts: Enum.map(posts, &PostJson.as_json/1)})
+
+      {:error, msg} ->
+        conn
+        |> put_status(:bad_request)
+        |> json(%{error: msg})
+    end
+  end
+end

lib/philomena_web/controllers/api/json/search/tag_controller.ex

@@ -0,0 +1,27 @@
+defmodule PhilomenaWeb.Api.Json.Search.TagController do
+  use PhilomenaWeb, :controller
+
+  alias PhilomenaWeb.TagJson
+  alias Philomena.Tags.Tag
+  alias Philomena.Tags.Query
+  import Ecto.Query
+
+  def index(conn, params) do
+    case Query.compile(params["q"] || "") do
+      {:ok, query} ->
+        tags =
+          Tag.search_records(
+            %{query: query, sort: %{images: :desc}},
+            conn.assigns.pagination,
+            preload(Tag, [:aliased_tag, :aliases, :implied_tags, :implied_by_tags, :dnp_entries])
+          )
+
+        json(conn, %{tags: Enum.map(tags, &TagJson.as_json/1)})
+
+      {:error, msg} ->
+        conn
+        |> put_status(:bad_request)
+        |> json(%{error: msg})
+    end
+  end
+end

lib/philomena_web/controllers/api/json/tag_controller.ex

@@ -1,45 +1,13 @@
 defmodule PhilomenaWeb.Api.Json.TagController do
   use PhilomenaWeb, :controller
 
+  alias PhilomenaWeb.TagJson
   alias Philomena.Tags.Tag
 
   plug PhilomenaWeb.RecodeParameterPlug, [name: "id"] when action in [:show]
   plug :load_resource, model: Tag, id_field: "slug", persisted: true, preload: [:aliased_tag, :aliases, :implied_tags, :implied_by_tags, :dnp_entries]
 
   def show(conn, _params) do
-    json(conn, %{tag: tag_json(conn.assigns.tag)})
-  end
-
-  defp tag_json(tag) do
-    %{
-      id: tag.id,
-      name: tag.name,
-      slug: tag.slug,
-      description: tag.description,
-      short_description: tag.short_description,
-      images: tag.images_count,
-      spoiler_image_uri: tag_image(tag),
-      namespace: tag.namespace,
-      name_in_namespace: tag.name_in_namespace,
-      category: tag.category,
-      aliased_tag: aliased_tag(tag),
-      aliases: Enum.map(tag.aliases, & &1.slug),
-      implied_tags: Enum.map(tag.implied_tags, & &1.slug),
-      implied_by_tags: Enum.map(tag.implied_by_tags, & &1.slug),
-      dnp_entries: Enum.map(tag.dnp_entries, &%{conditions: &1.conditions})
-    }
-  end
-
-  defp aliased_tag(%{aliased_tag: nil}), do: nil
-  defp aliased_tag(%{aliased_tag: t}), do: t.slug
-
-  # TODO: copied from Tag.Fetch
-  defp tag_image(%{image: image}) when image not in [nil, ""],
-    do: tag_url_root() <> "/" <> image
-  defp tag_image(_other),
-    do: nil
-
-  defp tag_url_root do
-    Application.get_env(:philomena, :tag_url_root)
+    json(conn, %{tag: TagJson.as_json(conn.assigns.tag)})
   end
 end

lib/philomena_web/gallery_json.ex

@@ -0,0 +1,13 @@
+defmodule PhilomenaWeb.GalleryJson do
+  def as_json(gallery) do
+    %{
+      id: gallery.id,
+      title: gallery.title,
+      thumbnail_id: gallery.thumbnail_id,
+      spoiler_warning: gallery.spoiler_warning,
+      description: gallery.description,
+      user: gallery.creator.name,
+      user_id: gallery.creator_id
+    }
+  end
+end

lib/philomena_web/post_json.ex

@@ -0,0 +1,13 @@
+defmodule PhilomenaWeb.PostJson do
+  alias PhilomenaWeb.UserAttributionView
+
+  def as_json(post) do
+    %{
+      id: post.id,
+      topic_id: post.topic_id,
+      user_id: if(not post.anonymous, do: post.user_id),
+      author: if(post.anonymous or is_nil(post.user), do: UserAttributionView.anonymous_name(post), else: post.user.name),
+      body: if(not post.topic.hidden_from_users and not post.hidden_from_users, do: post.body)
+    }
+  end
+end

lib/philomena_web/router.ex

@@ -99,8 +99,16 @@ defmodule PhilomenaWeb.Router do
 
     scope "/search", Search, as: :search do
       resources "/reverse", ReverseController, only: [:create]
+      resources "/images", ImageController, only: [:index]
+      resources "/tags", TagController, only: [:index]
+      resources "/posts", PostController, only: [:index]
+      resources "/comments", CommentController, only: [:index]
+      resources "/galleries", GalleryController, only: [:index]
     end
-    resources "/search", SearchController, only: [:index]
+
+    # Convenience alias
+    get "/search", Search.ImageController, :index
+
     resources "/oembed", OembedController, only: [:index]
     resources "/tags", TagController, only: [:show]
   end

lib/philomena_web/tag_json.ex

@@ -0,0 +1,34 @@
+defmodule PhilomenaWeb.TagJson do
+  def as_json(tag) do
+    %{
+      id: tag.id,
+      name: tag.name,
+      slug: tag.slug,
+      description: tag.description,
+      short_description: tag.short_description,
+      images: tag.images_count,
+      spoiler_image_uri: tag_image(tag),
+      namespace: tag.namespace,
+      name_in_namespace: tag.name_in_namespace,
+      category: tag.category,
+      aliased_tag: aliased_tag(tag),
+      aliases: Enum.map(tag.aliases, & &1.slug),
+      implied_tags: Enum.map(tag.implied_tags, & &1.slug),
+      implied_by_tags: Enum.map(tag.implied_by_tags, & &1.slug),
+      dnp_entries: Enum.map(tag.dnp_entries, &%{conditions: &1.conditions})
+    }
+  end
+
+  defp aliased_tag(%{aliased_tag: nil}), do: nil
+  defp aliased_tag(%{aliased_tag: t}), do: t.slug
+
+  # TODO: copied from Tag.Fetch
+  defp tag_image(%{image: image}) when image not in [nil, ""],
+    do: tag_url_root() <> "/" <> image
+  defp tag_image(_other),
+    do: nil
+
+  defp tag_url_root do
+    Application.get_env(:philomena, :tag_url_root)
+  end
+end