1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
|
namespace System.Web.Mvc {
using System;
using System.Collections;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.Diagnostics.CodeAnalysis;
using System.Globalization;
using System.Web.Routing;
[Obsolete("The recommended alternative is to use one of the specific ValueProvider types, such as FormValueProvider.")]
public class ValueProviderDictionary : IDictionary<string, ValueProviderResult>, IValueProvider {
private readonly Dictionary<string, ValueProviderResult> _dictionary = new Dictionary<string, ValueProviderResult>(StringComparer.OrdinalIgnoreCase);
public ValueProviderDictionary(ControllerContext controllerContext) {
ControllerContext = controllerContext;
if (controllerContext != null) {
PopulateDictionary();
}
}
public ControllerContext ControllerContext {
get;
private set;
}
public int Count {
get {
return ((ICollection<KeyValuePair<string, ValueProviderResult>>)Dictionary).Count;
}
}
internal Dictionary<string, ValueProviderResult> Dictionary {
get {
return _dictionary;
}
}
public bool IsReadOnly {
get {
return ((ICollection<KeyValuePair<string, ValueProviderResult>>)Dictionary).IsReadOnly;
}
}
public ICollection<string> Keys {
get {
return Dictionary.Keys;
}
}
public ValueProviderResult this[string key] {
get {
ValueProviderResult result;
Dictionary.TryGetValue(key, out result);
return result;
}
set {
Dictionary[key] = value;
}
}
public ICollection<ValueProviderResult> Values {
get {
return Dictionary.Values;
}
}
public void Add(KeyValuePair<string, ValueProviderResult> item) {
((ICollection<KeyValuePair<string, ValueProviderResult>>)Dictionary).Add(item);
}
public void Add(string key, object value) {
string attemptedValue = Convert.ToString(value, CultureInfo.InvariantCulture);
ValueProviderResult vpResult = new ValueProviderResult(value, attemptedValue, CultureInfo.InvariantCulture);
Add(key, vpResult);
}
public void Add(string key, ValueProviderResult value) {
Dictionary.Add(key, value);
}
private void AddToDictionaryIfNotPresent(string key, ValueProviderResult result) {
if (!String.IsNullOrEmpty(key)) {
if (!Dictionary.ContainsKey(key)) {
Dictionary.Add(key, result);
}
}
}
public void Clear() {
((ICollection<KeyValuePair<string, ValueProviderResult>>)Dictionary).Clear();
}
public bool Contains(KeyValuePair<string, ValueProviderResult> item) {
return ((ICollection<KeyValuePair<string, ValueProviderResult>>)Dictionary).Contains(item);
}
public bool ContainsKey(string key) {
return Dictionary.ContainsKey(key);
}
public void CopyTo(KeyValuePair<string, ValueProviderResult>[] array, int arrayIndex) {
((ICollection<KeyValuePair<string, ValueProviderResult>>)Dictionary).CopyTo(array, arrayIndex);
}
public IEnumerator<KeyValuePair<string, ValueProviderResult>> GetEnumerator() {
return ((IEnumerable<KeyValuePair<string, ValueProviderResult>>)Dictionary).GetEnumerator();
}
private void PopulateDictionary() {
CultureInfo currentCulture = CultureInfo.CurrentCulture;
CultureInfo invariantCulture = CultureInfo.InvariantCulture;
// We use this order of precedence to populate the dictionary:
// 1. Request form submission (should be culture-aware)
// 2. Values from the RouteData (could be from the typed-in URL or from the route's default values)
// 3. URI query string
NameValueCollection form = ControllerContext.HttpContext.Request.Form;
if (form != null) {
string[] keys = form.AllKeys;
foreach (string key in keys) {
string[] rawValue = form.GetValues(key);
string attemptedValue = form[key];
ValueProviderResult result = new ValueProviderResult(rawValue, attemptedValue, currentCulture);
AddToDictionaryIfNotPresent(key, result);
}
}
RouteValueDictionary routeValues = ControllerContext.RouteData.Values;
if (routeValues != null) {
foreach (var kvp in routeValues) {
string key = kvp.Key;
object rawValue = kvp.Value;
string attemptedValue = Convert.ToString(rawValue, invariantCulture);
ValueProviderResult result = new ValueProviderResult(rawValue, attemptedValue, invariantCulture);
AddToDictionaryIfNotPresent(key, result);
}
}
NameValueCollection queryString = ControllerContext.HttpContext.Request.QueryString;
if (queryString != null) {
string[] keys = queryString.AllKeys;
foreach (string key in keys) {
string[] rawValue = queryString.GetValues(key);
string attemptedValue = queryString[key];
ValueProviderResult result = new ValueProviderResult(rawValue, attemptedValue, invariantCulture);
AddToDictionaryIfNotPresent(key, result);
}
}
}
public bool Remove(KeyValuePair<string, ValueProviderResult> item) {
return ((ICollection<KeyValuePair<string, ValueProviderResult>>)Dictionary).Remove(item);
}
public bool Remove(string key) {
return Dictionary.Remove(key);
}
public bool TryGetValue(string key, out ValueProviderResult value) {
return Dictionary.TryGetValue(key, out value);
}
#region IEnumerable Members
IEnumerator IEnumerable.GetEnumerator() {
return ((IEnumerable)Dictionary).GetEnumerator();
}
#endregion
#region IValueProvider Members
[SuppressMessage("Microsoft.Design", "CA1033:InterfaceMethodsShouldBeCallableByChildTypes", Justification = "The declaring type is obsolete, so there is little benefit to exposing this as a virtual method.")]
bool IValueProvider.ContainsPrefix(string prefix) {
if (prefix == null) {
throw new ArgumentNullException("prefix");
}
return ValueProviderUtil.CollectionContainsPrefix(Keys, prefix);
}
[SuppressMessage("Microsoft.Design", "CA1033:InterfaceMethodsShouldBeCallableByChildTypes", Justification = "The declaring type is obsolete, so there is little benefit to exposing this as a virtual method.")]
ValueProviderResult IValueProvider.GetValue(string key) {
if (key == null) {
throw new ArgumentNullException("key");
}
ValueProviderResult vpResult;
TryGetValue(key, out vpResult);
return vpResult;
}
#endregion
}
}
|
