Asp.net MVC源码分析--Model Validation(Client端)实现(1)(4)

14                 return results;
15             }
16
17             string fullName = ViewData.TemplateInfo.GetFullHtmlFieldName(name);
18             if (formContext.RenderedField(fullName)) {
19                 return results;
20             }
21
22             formContext.RenderedField(fullName, true);
23
24             IEnumerable<ModelClientValidationRule> clientRules = ClientValidationRuleFactory(name, metadata);
25             bool renderedRules = false;
26
27             foreach (ModelClientValidationRule rule in clientRules) {
28                 renderedRules = true;
29                 string ruleName = "data-val-" + rule.ValidationType;
30
31                 ValidateUnobtrusiveValidationRule(rule, results, ruleName);
32
33                 results.Add(ruleName, HttpUtility.HtmlEncode(rule.ErrorMessage ?? String.Empty));
34                 ruleName += "-";
35
36                 foreach (var kvp in rule.ValidationParameters) {
37                     results.Add(ruleName + kvp.Key, kvp.Value ?? String.Empty);
38                 }
39             }
40
41             if (renderedRules) {
42                 results.Add("data-val", "true");
43             }
44
45             return results;
46         }