// 指定ruleName时，调用相应ParseFunc()解析响应流
// 未指定ruleName时或ruleName为空时，调用Root()
func (self *Spider) Parse(resp *context.Response, ruleName ...string) {
if len(ruleName) == 0 || ruleName[0] == "" {
if resp != nil {
resp.SetRuleName("")
}
self.RuleTree.Root(self, resp)
return
}
resp.SetRuleName(ruleName[0])
self.GetRule(ruleName[0]).ParseFunc(self, resp)
}
// 输出文本结果
// item允许的类型为map[int]interface{}或map[string]interface{}
func (self *Spider) Output(ruleName string, resp *context.Response, item interface{}) {
resp.SetRuleName(ruleName)
switch item2 := item.(type) {
case map[int]interface{}:
resp.AddItem(self.CreatItem(ruleName, item2))
case map[string]interface{}:
resp.AddItem(item2)
}
}
// 输出文件结果
func (self *Spider) FileOutput(resp *context.Response, name ...string) {
resp.AddFile(name...)
}