94 lines
2.4 KiB
Elixir
94 lines
2.4 KiB
Elixir
defmodule WikiWeb.PageController do
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use WikiWeb, :controller
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alias Wiki.Content
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alias Wiki.Content.Page
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plug :get_page when action in [:show, :edit, :update, :delete]
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defp get_page(%Plug.Conn{path_params: %{"id" => id}} = conn, _opts) do
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case Content.get_page(id) do
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nil ->
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conn
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|> send_resp(404, "Not found")
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|> halt()
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page ->
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key = get_session(conn, :content_encryption_key)
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page = %Page{page | content_encryption_key: key}
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page =
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if action_name(conn) in [:show, :edit] do
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Page.decrypt_content(page)
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else
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page
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end
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assign(conn, :page, page)
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end
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end
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def index(conn, _params) do
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pages = Content.list_pages()
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render(conn, "index.html", pages: pages)
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end
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def new(conn, _params) do
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changeset = Content.change_page(%Page{})
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render(conn, "new.html", changeset: changeset)
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end
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def create(conn, %{"page" => page_params}) do
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key = get_session(conn, :content_encryption_key)
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page_params =
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page_params
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|> Map.put("user_id", conn.assigns.current_user.id)
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|> Map.put("content_encryption_key", key)
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case Content.create_page(page_params) do
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{:ok, page} ->
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conn
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|> put_flash(:info, "Page created successfully.")
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|> redirect(to: Routes.page_path(conn, :show, page))
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{:error, %Ecto.Changeset{} = changeset} ->
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render(conn, "new.html", changeset: changeset)
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end
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end
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def show(conn, _params) do
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render(conn, "show.html", page: conn.assigns.page)
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end
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def edit(conn, _params) do
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page = conn.assigns.page
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changeset = Content.change_page(page)
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render(conn, "edit.html", page: page, changeset: changeset)
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end
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def update(conn, %{"page" => page_params}) do
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page = conn.assigns.page
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case Content.update_page(page, page_params) do
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{:ok, page} ->
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conn
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|> put_flash(:info, "Page updated successfully.")
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|> redirect(to: Routes.page_path(conn, :show, page))
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{:error, %Ecto.Changeset{} = changeset} ->
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render(conn, "edit.html", page: page, changeset: changeset)
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end
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end
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def delete(conn, _params) do
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page = conn.assigns.page
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{:ok, _page} = Content.delete_page(page)
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conn
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|> put_flash(:info, "Page deleted successfully.")
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|> redirect(to: Routes.page_path(conn, :index))
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end
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end
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