mixin column(list, col, item)
	if col.type == 'relationship'
		- var refData = item.get(col.path)
		if col.field.many
			if Array.isArray(refData) && refData.length
				div.col-value
					- var values = []
					- _.first(refData, 3).forEach(function(i) { values.push(col.subField ? col.subField.format(i) : i[col.refPath]) })
					= values.join(', ')
					if refData.length > 3
						| ... (#{refData.length - 3} more)
		else if refData
			if (col.subField && col.subField.type == 'boolean' && !col.many)
				+column_boolean(refData[col.refPath])
			else
				- var value = col.subField ? col.subField.format(refData) : refData[col.refPath]
				if col.refList && refData && refData.id
					+column_link(value, '/keystone/' + col.refList.path + '/' + refData.id)
				else
					+column_basic(value)
	else if col.type == 'markdown'
		+column_html(utils.textToHTML(utils.cropString(item.get(col.field.paths.md), 200, '...', true)))
	else if col.type == 'html'
		+column_html(utils.cropHTMLString(item.get(col.field.path), 200, '...', true))
	else
		- var value = col.field ? col.field.format(item) : item.get(col.path)
		if col.isName
			+column_link(value || '(no name)', '/keystone/' + list.path + '/' + item.id)
		else if col.type == 'email'
			if value && col.field.options.displayGravatar
				+column_gravatar(col.field.gravatarUrl(item,35))
			+column_link(value, 'mailto:' + value)
		else if col.type == 'boolean'
			+column_boolean(value)
		else if col.type == 'url'
			+column_link(value, value, true)
		else if col.type == 'color'
			+column_color(value)
		else if col.type == 'localfile'
			+column_html(value)
		else
			+column_basic(value)

mixin column_link(value, href, newWindow)
	if value
		a(href=href, target=newWindow ? '_blank' : undefined)= value

mixin column_gravatar(src)
	img(src=src).img-thumbnail

mixin column_boolean(value)
	if (value)
		img(src='/keystone/images/icons/16/checkbox-checked.png', width=16, height=16)
	else
		img(src='/keystone/images/icons/16/checkbox-unchecked.png', width=16, height=16)

mixin column_html(value)
	div.col-value!= value

mixin column_basic(value)
	div.col-value= value

mixin column_color(value)
	div.col-value
		if (value)
			div.color-preview(style={'background-color': value})