71 lines
1.6 KiB
Elixir
71 lines
1.6 KiB
Elixir
defmodule MebeWeb.Utils do
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alias MebeEngine.Models
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alias MebeEngine.DB
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@moduledoc """
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This module contains functions and other stuff that just don't fit anywhere else properly.
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"""
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@doc """
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Get a configuration setting.
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Uses Application.get_env to get the given setting's value. Use this instead of module attributes
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so the configuration settings are not compiled in!
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"""
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def get_conf(key) do
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Application.get_env :mebe_web, key
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end
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@doc """
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Get the author of a post.
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Returns a value according to the following pseudocode
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if multi author mode is on then
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if post has author then
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return post's author
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else if use default author is on then
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return blog author
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else return nil
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else if use default author is on then
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return blog author
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else return nil
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"""
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def get_author(post = %Models.Post{}) do
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multi_author_mode = get_conf(:multi_author_mode)
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use_default_author = get_conf(:use_default_author)
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blog_author = get_conf(:blog_author)
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if multi_author_mode do
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cond do
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Map.has_key?(post.extra_headers, "author") ->
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Map.get(post.extra_headers, "author")
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use_default_author ->
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blog_author
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true -> nil
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end
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else
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if use_default_author, do: blog_author, else: nil
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end
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end
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@doc """
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Get slug out of a given value.
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Nil is returned as is.
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"""
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def slugify(nil), do: nil
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def slugify(value) do
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Slugger.slugify_downcase(value)
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end
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@doc """
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Get the author name related to this slug from the DB.
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"""
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def unslugify_author(slug) do
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DB.get_author_name(slug)
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end
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end
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