44 lines
1.1 KiB
Ruby
44 lines
1.1 KiB
Ruby
module ImageablesHelper
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def can_create_image?(imageable)
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can?(:create, Image.new(imageable: imageable))
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end
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def can_destroy_image?(imageable)
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imageable.image.present? && can?(:destroy, imageable.image)
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end
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def imageable_class(imageable)
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imageable.class.name.parameterize('_')
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end
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def imageable_max_file_size
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bytesToMeg(Image::MAX_IMAGE_SIZE)
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end
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def bytesToMeg(bytes)
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bytes / Numeric::MEGABYTE
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end
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def imageable_accepted_content_types
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Image::ACCEPTED_CONTENT_TYPE
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end
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def imageable_accepted_content_types_extensions
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Image::ACCEPTED_CONTENT_TYPE
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.collect{ |content_type| ".#{content_type.split("/").last}" }
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.join(",")
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end
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def imageable_humanized_accepted_content_types
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Image::ACCEPTED_CONTENT_TYPE
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.collect{ |content_type| content_type.split("/").last }
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.join(", ")
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end
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def imageables_note(imageable)
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t "images.form.note", accepted_content_types: imageable_humanized_accepted_content_types,
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max_file_size: imageable_max_file_size
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end
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end |