legendary-doc-site/apps/content/lib/content_web/views/posts_view.ex
2020-08-13 20:21:43 +00:00

87 lines
2.3 KiB
Elixir

defmodule Content.PostsView do
use Content, :view
use Phoenix.HTML
import Plug.Conn
alias Content.Comment
alias Content.Post
alias Phoenix.HTML
alias Phoenix.HTML.Tag
def paginated_posts_path(conn, category, page) do
case category do
nil ->
Routes.blog_page_path(conn, :index_posts, page)
_ ->
Routes.category_page_path(conn, :index, category, page)
end
end
def authenticated_for_post?(conn, post) do
post.password == nil || String.length(post.password) == 0 || get_session(conn, :post_password) == post.password
end
def gravatar_url_for_email(email) do
email
|> Kernel.||("noreply@example.com")
|> String.trim()
|> String.downcase()
|> (&(:crypto.hash(:md5, &1))).()
|> Base.encode16()
|> String.downcase()
|> (&("https://www.gravatar.com/avatar/#{&1}")).()
end
def comment_changeset_for_post(%Post{} = post) do
%Comment{
post_id: post.id
}
|> Comment.changeset()
end
def auto_paragraph_tags(string) do
string
|> Kernel.||("")
|> String.split(["\n\n", "\r\n\r\n"], trim: true)
|> Enum.map(fn text ->
[Tag.content_tag(:p, text |> HTML.raw(), []), ?\n]
end)
|> HTML.html_escape()
end
def post_class(post) do
sticky =
if post.sticky do
"sticky"
end
"post post-#{post.id} #{sticky}"
end
def post_topmatter(conn, post) do
author =
post.author ||
%Auth.User{
email: "example@example.org",
display_name: "Anonymous",
homepage_url: "#"
}
assigns = %{post: post, author: author, conn: conn}
~E"""
<% _ = assigns # suppress unused assigns warning %>
<div class="Comment-topmatter">
<h4>
<%= link to: author.homepage_url || "#", rel: "author", class: "p-author h-card" do %>
<%= img_tag gravatar_url_for_email(author.email), alt: "Photo of #{author.display_name}", class: "Gravatar u-photo ui avatar image" %>
<span><%= author.display_name %></span>
&#8226;
<%= link to: Routes.posts_path(conn, :show, post) do %>
<time class="dt-published" datetime="<%= post.date %>">
<%= post.date |> Timex.format!("%F", :strftime) %>
</time>
<% end %>
<% end %>
</h4>
</div>
"""
end
end