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ckeditor5_phoenix
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CKEditor 5 integration for Phoenix Framework
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lib/components/editor/assigns/attribute_validator.ex
defmodule CKEditor5.Components.Editor.AttributeValidator do
@moduledoc """
Validates attributes for different editor types in the Editor component.
"""
alias CKEditor5.Errors.Error
alias CKEditor5.Preset
alias CKEditor5.Preset.EditorType
@doc """
Validates attributes based on the editor type.
"""
def validate_for_editor_type(%{preset: %Preset{type: preset_type}} = assigns) do
if EditorType.single_editing_like?(preset_type) do
assigns
else
validate_multiroot_attrs(assigns, preset_type)
end
end
# Validates that single-root-only attributes are not used in multiroot editors
defp validate_multiroot_attrs(assigns, preset_type) do
disallowed = [
{:name, assigns.name, "Remove the `field` and `name` attributes."},
{:value, assigns.value, "Use the `<.cke_editable>` component to set content instead."},
{:editable_height, assigns.editable_height,
"Set height on individual editable areas if needed."},
{:required, assigns.required, "The `required` attribute is only for form integration."}
]
case Enum.find(disallowed, &has_value?/1) do
{attr, _value, hint} ->
raise Error,
"The `#{attr}` attribute is not supported for editor type '#{preset_type}'. #{hint}"
nil ->
assigns
end
end
defp has_value?({:value, value, _}), do: value not in [nil, ""]
defp has_value?({:required, value, _}), do: value == true
defp has_value?({_, value, _}), do: value != nil
end