Esempio n. 1
0
func executeHelper(helper *structure.Helper, values *structure.RequestData, context int) []byte {
	// Set context and set it back to the old value once fuction returns
	defer setCurrentHelperContext(values, values.CurrentHelperContext)
	values.CurrentHelperContext = context

	block := helper.Block
	indexTracker := 0
	extended := false
	var extendHelper *structure.Helper
	for index, child := range helper.Children {
		// Handle extend helper
		if index == 0 && child.Name == "!<" {
			extended = true
			extendHelper = compiledTemplates.m[string(child.Function(&child, values))]
		} else {
			var buffer bytes.Buffer
			toAdd := child.Function(&child, values)
			buffer.Write(block[:child.Position+indexTracker])
			buffer.Write(toAdd)
			buffer.Write(block[child.Position+indexTracker:])
			block = buffer.Bytes()
			indexTracker += len(toAdd)
		}
	}
	if extended {
		extendHelper.BodyHelper.Block = block
		return executeHelper(extendHelper, values, values.CurrentHelperContext) // TODO: not sure if context = values.CurrentHelperContext is right.
	}
	return block
}
Esempio n. 2
0
func setCurrentHelperContext(values *structure.RequestData, context int) {
	values.CurrentHelperContext = context
}