internal IDictionary <string, object> CreateParameterDictionary()
{
var dict = new Dictionary <string, object>();
// Use reflection to build the parameter dictionary.
foreach (PropertyInfo property in GetType().GetProperties(BindingFlags.Instance | BindingFlags.Public))
{
// Retrieve the attribute.
RequestParameterAttribute requestParameterAttribute =
property.GetCustomAttributes(typeof(RequestParameterAttribute), false).FirstOrDefault() as
RequestParameterAttribute;
if (requestParameterAttribute == null)
{
continue;
}
// Get the discovery name of this parameter by looking at the attribute, or taking a lower-case
// variant of the property name if no special name was set.
string name = requestParameterAttribute.Name ?? property.Name.ToLower();
// Set the value in the dictionary.
var propertyType = property.PropertyType;
var value = property.GetValue(this, null);
if (propertyType.IsValueType || value != null)
{
dict.Add(name, value);
}
}
return(dict);
}
/// <summary>
/// Iterates over all <see cref="Google.Apis.Util.RequestParameterAttribute"/> properties in the request
/// object and invokes the specified action for each of them.
/// </summary>
/// <param name="request">A request object</param>
/// <param name="action">An action to invoke which gets the parameter type, name and its value</param>
private static void IterateParameters(object request, Action <RequestParameterType, string, object> action)
{
// Use reflection to build the parameter dictionary.
foreach (PropertyInfo property in request.GetType().GetProperties(BindingFlags.Instance |
BindingFlags.Public))
{
// Retrieve the RequestParameterAttribute.
RequestParameterAttribute attribute =
property.GetCustomAttributes(typeof(RequestParameterAttribute), false).FirstOrDefault() as
RequestParameterAttribute;
if (attribute == null)
{
continue;
}
// Get the name of this parameter from the attribute, if it doesn't exist take a lower-case variant of
// property name.
string name = attribute.Name ?? property.Name.ToLower();
var propertyType = property.PropertyType;
var value = property.GetValue(request, null);
// Call action with the type name and value.
if (propertyType.IsValueType || value != null)
{
action(attribute.Type, name, value);
}
}
}
[TestCase("TestValue", "TESTVALUE", true, "TESTVALUE")]//TO discuss: Should the Uppercasing be before Value test or after?
public void GetPropertyValueTest(string propertyReturnValue, string ignoreValue, bool uppercase, string expected)
{
object emptyTestObject = new object();
Mock <PropertyInfo> propertyInfoMock = new Mock <PropertyInfo>();
propertyInfoMock.Setup(p => p.GetValue(emptyTestObject, null)).Returns(propertyReturnValue);
RequestParameterAttribute attr = new RequestParameterAttribute("Test", ignoreValue, uppercase);
var actual = attr.GetPropertyValue(propertyInfoMock.Object, emptyTestObject);
Assert.AreEqual(expected, actual);
}
private static string GetPropertyName(PropertyInfo property,
RequestParameterAttribute parameterAttribute)
{
var isIdCollection = property.CustomAttributes
.Any(x => x.AttributeType == typeof(IdCollectionAttribute));
return(parameterAttribute == null && isIdCollection?
property.Name.Replace("Id", string.Empty) :
parameterAttribute == null ?
property.Name :
parameterAttribute.EntityProperty);
}
/// <summary>
/// Iterates over all <see cref="Google.Apis.Util.RequestParameterAttribute"/> properties in the request
/// object and invokes the specified action for each of them.
/// </summary>
/// <param name="request">A request object</param>
/// <param name="action">An action to invoke which gets the parameter type, name and its value</param>
private static void IterateParameters(object request, Action <RequestParameterType, string, object> action)
{
// Use reflection to build the parameter dictionary.
foreach (PropertyInfo property in request.GetType().GetProperties(BindingFlags.Instance |
BindingFlags.Public))
{
// Retrieve the RequestParameterAttribute.
RequestParameterAttribute attribute =
property.GetCustomAttributes(typeof(RequestParameterAttribute), false).FirstOrDefault() as
RequestParameterAttribute;
if (attribute == null)
{
continue;
}
// Get the name of this parameter from the attribute, if it doesn't exist take a lower-case variant of
// property name.
string name = attribute.Name ?? property.Name.ToLower();
var propertyType = property.PropertyType;
var value = property.GetValue(request, null);
// Call action with the type name and value.
if (propertyType.GetTypeInfo().IsValueType || value != null)
{
if (attribute.Type == RequestParameterType.UserDefinedQueries)
{
if (typeof(IEnumerable <KeyValuePair <string, string> >).IsAssignableFrom(value.GetType()))
{
foreach (var pair in (IEnumerable <KeyValuePair <string, string> >)value)
{
action(RequestParameterType.Query, pair.Key, pair.Value);
}
}
else
{
Logger.Warning("Parameter marked with RequestParameterType.UserDefinedQueries attribute " +
"was not of type IEnumerable<KeyValuePair<string, string>> and will be skipped.");
}
}
else
{
action(attribute.Type, name, value);
}
}
}
}
/// <summary>
/// 检验参数是否为必填项
/// </summary>
public virtual void Validate()
{
RequestEntityInfo requestEntityInfo = RequestEntityManager.GetBy(this.GetType());
foreach (var item in requestEntityInfo.RequestParameterDict)
{
string propertyName = item.Key;
RequestParameterAttribute parameterAttritube = item.Value;
if (parameterAttritube.IsRequire)
{
int piIndex = requestEntityInfo.RequestIndexDict[propertyName];
object o = requestEntityInfo.PiArray[piIndex].GetValue(this, null);
if (o == null || o.ToString() == string.Empty)
{
throw new RequestParameterIsRequireException(propertyName);
}
}
}
}
/// <summary>
/// 获取请求参数字典集合
/// </summary>
/// <returns></returns>
public virtual Dictionary <string, string> GetParameterDict()
{
Dictionary <string, string> result = new Dictionary <string, string>();
RequestEntityInfo requestEntityInfo = RequestEntityManager.GetBy(this.GetType());
foreach (var item in requestEntityInfo.RequestParameterDict)
{
string propertyName = item.Key;
RequestParameterAttribute parameterAttritube = item.Value;
string parameterName = parameterAttritube.Name;
int piIndex = requestEntityInfo.RequestIndexDict[propertyName];
object value = requestEntityInfo.PiArray[piIndex].GetValue(this, null);
if (value != null && value.ToString() != string.Empty)
{
result.Add(parameterName, value.ToString());
}
}
return(result);
}
/// <summary>
/// 通过反射获取type类型的必要信息
/// </summary>
/// <param name="type"></param>
/// <returns></returns>
internal static RequestEntityInfo Generate(Type type)
{
RequestEntityInfo result = new RequestEntityInfo
{
RequestType = type,
PiArray = type.GetProperties()
};
for (int i = 0; i < result.PiArray.Length; i++)
{
RequestParameterAttribute attritube = Attribute.GetCustomAttribute(result.PiArray[i], typeof(RequestParameterAttribute)) as RequestParameterAttribute;
if (attritube != null)
{
string propertyName = result.PiArray[i].Name;
result.RequestParameterDict.Add(propertyName, attritube);
result.RequestIndexDict.Add(propertyName, i);
continue;
}
}
return(result);
}
