philomena/lib/philomena_web/controllers/image_controller.ex

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defmodule PhilomenaWeb.ImageController do
use PhilomenaWeb, :controller
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alias Philomena.{Images, Images.Image, Comments.Comment, Textile.Renderer}
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alias Philomena.Servers.ImageProcessor
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alias Philomena.Interactions
alias Philomena.Comments
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alias Philomena.Tags
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alias Philomena.Repo
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import Ecto.Query
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plug :load_and_authorize_resource, model: Image, only: :show, preload: [:tags, user: [awards: :badge]]
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plug PhilomenaWeb.FilterBannedUsersPlug when action in [:new, :create]
plug PhilomenaWeb.UserAttributionPlug when action in [:create]
plug PhilomenaWeb.CaptchaPlug when action in [:create]
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plug PhilomenaWeb.ScraperPlug, [params_name: "image", params_key: "image"] when action in [:create]
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plug PhilomenaWeb.AdvertPlug when action in [:show]
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def index(conn, _params) do
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query = conn.assigns.compiled_filter
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images =
Image.search_records(
%{
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query: %{bool: %{must_not: [query, %{term: %{hidden_from_users: true}}]}},
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sort: %{created_at: :desc}
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},
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conn.assigns.image_pagination,
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Image |> preload([:tags, :user])
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)
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interactions =
Interactions.user_interactions(images, conn.assigns.current_user)
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render(conn, "index.html", layout_class: "layout--wide", images: images, interactions: interactions)
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end
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def show(conn, %{"id" => _id}) do
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image = conn.assigns.image
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comments =
Comment
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|> where(image_id: ^image.id)
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|> preload([:image, user: [awards: :badge]])
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|> order_by(desc: :created_at)
|> limit(25)
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|> Repo.paginate(conn.assigns.comment_scrivener)
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rendered =
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comments.entries
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|> Renderer.render_collection()
comments =
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%{comments | entries: Enum.zip(comments.entries, rendered)}
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description =
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%{body: image.description}
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|> Renderer.render_one()
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interactions =
Interactions.user_interactions([image], conn.assigns.current_user)
comment_changeset =
%Comment{}
|> Comments.change_comment()
image_changeset =
image
|> Images.change_image()
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watching =
Images.subscribed?(image, conn.assigns.current_user)
render(
conn,
"show.html",
image: image,
comments: comments,
image_changeset: image_changeset,
comment_changeset: comment_changeset,
description: description,
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interactions: interactions,
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watching: watching,
layout_class: "layout--wide"
)
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end
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def new(conn, _params) do
changeset =
%Image{}
|> Images.change_image()
render(conn, "new.html", changeset: changeset)
end
def create(conn, %{"image" => image_params}) do
attributes = conn.assigns.attributes
case Images.create_image(attributes, image_params) do
{:ok, %{image: image}} ->
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ImageProcessor.cast(image.id)
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Images.reindex_image(image)
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Tags.reindex_tags(image.added_tags)
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conn
|> put_flash(:info, "Image created successfully.")
|> redirect(to: Routes.image_path(conn, :show, image))
{:error, :image, changeset, _} ->
conn
|> render("new.html", changeset: changeset)
end
end
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end