public void SetAddInSetting(StyleCopAddIn addIn, PropertyValue property)
{
Param.RequireNotNull(addIn, "addIn");
Param.RequireNotNull(property, "property");
this.SetAddInSettingInternal(addIn, property);
}
/// <summary>
/// Saves a single property value.
/// </summary>
/// <param name="rootCollectionNode">The collection node containing the property.</param>
/// <param name="property">The property to save.</param>
/// <param name="propertyName">The name of the property.</param>
/// <returns>Returns true if the property was saved; otherwise false.</returns>
private static bool SavePropertyValue(XmlNode rootCollectionNode, PropertyValue property, string propertyName)
{
Param.AssertNotNull(rootCollectionNode, "rootCollectionNode");
Param.AssertNotNull(property, "property");
Param.AssertValidString(propertyName, "propertyName");
bool propertyWritten = false;
switch (property.PropertyType)
{
case PropertyType.Boolean:
propertyWritten |= SaveBooleanProperty(rootCollectionNode, property as BooleanProperty, propertyName);
break;
case PropertyType.Int:
propertyWritten |= SaveIntProperty(rootCollectionNode, property as IntProperty, propertyName);
break;
case PropertyType.String:
propertyWritten |= SaveStringProperty(rootCollectionNode, property as StringProperty, propertyName);
break;
case PropertyType.Collection:
propertyWritten |= SaveCollectionProperty(rootCollectionNode, property as CollectionProperty, propertyName);
break;
default:
Debug.Fail("Unexpected property type.");
break;
}
return propertyWritten;
}
/// <summary>
/// Saves a rule property.
/// </summary>
/// <param name="rootNode">The node to store the property collection beneath.</param>
/// <param name="property">The property to save.</param>
/// <param name="ruleName">The name of the rule.</param>
/// <param name="propertyName">The name of the property.</param>
/// <returns>Returns true if the property was saved; otherwise false.</returns>
private static bool SaveRuleProperty(XmlNode rootNode, PropertyValue property, string ruleName, string propertyName)
{
Param.AssertNotNull(rootNode, "rootNode");
Param.AssertNotNull(property, "property");
Param.AssertValidString(ruleName, "ruleName");
Param.AssertValidString(propertyName, "propertyName");
// Get or create the Rules node under the root.
XmlNode rulesNode = rootNode.SelectSingleNode("Rules");
if (rulesNode == null)
{
rulesNode = rootNode.OwnerDocument.CreateElement("Rules");
rootNode.AppendChild(rulesNode);
}
// Get or create the Rule node.
XmlNode ruleNode = rulesNode.SelectSingleNode("Rule[@Name=\"" + ruleName + "\"]");
if (ruleNode == null)
{
ruleNode = rootNode.OwnerDocument.CreateElement("Rule");
rulesNode.AppendChild(ruleNode);
XmlAttribute attrib = rootNode.OwnerDocument.CreateAttribute("Name");
attrib.Value = ruleName;
ruleNode.Attributes.Append(attrib);
}
// Get or create the RuleSettings node.
XmlNode ruleSettings = ruleNode.SelectSingleNode("RuleSettings");
if (ruleSettings == null)
{
ruleSettings = rootNode.OwnerDocument.CreateElement("RuleSettings");
ruleNode.AppendChild(ruleSettings);
}
// Save the setting.
return SavePropertyValue(ruleSettings, property, propertyName);
}
/// <summary>
/// Determines whether the local property overrides the parent property.
/// </summary>
/// <param name="localProperty">The local property.</param>
/// <param name="parentProperty">The parent property.</param>
/// <returns>Returns true if the local property overrides the parent property.</returns>
public static bool IsSettingOverwritten(PropertyValue localProperty, PropertyValue parentProperty)
{
Param.Ignore(localProperty, parentProperty);
// If either the parent property or the local property is not set, then the setting is not overwritten.
if (parentProperty == null || localProperty == null)
{
return false;
}
// Ensure that the two properties are the same kind of property.
if (localProperty.PropertyType != parentProperty.PropertyType)
{
throw new ArgumentException(Strings.ComparingDifferentPropertyTypes);
}
return localProperty.OverridesProperty(parentProperty);
}
/// <summary>
/// Merges two collection properties together.
/// </summary>
/// <param name="mergedPropertyCollection">
/// The merged property collection.
/// </param>
/// <param name="originalProperty">
/// The original property to merge.
/// </param>
/// <param name="overridingProperty">
/// The overriding property to merge.
/// </param>
private static void MergeCollectionProperties(PropertyCollection mergedPropertyCollection, PropertyValue originalProperty, PropertyValue overridingProperty)
{
Param.AssertNotNull(mergedPropertyCollection, "mergedPropertyCollection");
Param.AssertNotNull(originalProperty, "originalProperty");
Param.AssertNotNull(overridingProperty, "overridingProperty");
CollectionProperty originalCollectionProperty = (CollectionProperty)originalProperty;
CollectionProperty overridingCollectionProperty = (CollectionProperty)overridingProperty;
// Create a new merged collection property.
CollectionProperty mergedCollectionProperty = new CollectionProperty((CollectionPropertyDescriptor)originalCollectionProperty.PropertyDescriptor);
mergedPropertyCollection.Add(mergedCollectionProperty);
// Add each of the strings from the overriding collection.
foreach (string value in overridingCollectionProperty.Values)
{
mergedCollectionProperty.Add(value);
}
// If necessary, also add the strings from the original collection.
if (originalCollectionProperty.Aggregate)
{
foreach (string value in originalCollectionProperty.Values)
{
if (!mergedCollectionProperty.Contains(value))
{
mergedCollectionProperty.Add(value);
}
}
}
}
/// <summary>
/// Determines whether the given global setting overrides the parent setting.
/// </summary>
/// <param name="propertyName">The name of the property.</param>
/// <param name="localProperty">The local value of the property.</param>
/// <returns>Returns true if the given global setting overrides the parent setting.</returns>
public bool IsGlobalSettingOverwritten(string propertyName, PropertyValue localProperty)
{
Param.RequireValidString(propertyName, "propertyName");
Param.Ignore(localProperty);
if (this.parentSettings == null)
{
return false;
}
// Try to find this property in the parent settings file.
PropertyValue parentProperty = this.parentSettings.GlobalSettings[propertyName];
if (parentProperty == null)
{
return false;
}
return IsSettingOverwritten(localProperty, parentProperty);
}
public bool IsAddInSettingOverwritten(StyleCopAddIn addIn, string propertyName, PropertyValue localProperty)
{
Param.RequireNotNull(addIn, "addIn");
Param.RequireValidString(propertyName, "propertyName");
Param.Ignore(localProperty);
if (this.parentSettings == null)
{
return false;
}
// Try to find this property in the parent settings file.
PropertyValue parentProperty = null;
PropertyCollection parentParserProperties = this.parentSettings.GetAddInSettings(addIn);
if (parentParserProperties != null)
{
parentProperty = parentParserProperties[propertyName];
}
if (parentProperty == null)
{
// If there is no parent setting, then the parent is set to the default. If the local setting
// is not set to the default, then we consider that the local setting is overriding the parent setting.
return !localProperty.HasDefaultValue || !localProperty.IsDefault;
}
// Compare the local and parent properties.
return IsSettingOverwritten(localProperty, parentProperty);
}
/// <summary>
/// Sets the given property on the add-in.
/// </summary>
/// <param name="settings">The settings.</param>
/// <param name="property">The property to set.</param>
public void SetSetting(WritableSettings settings, PropertyValue property)
{
Param.RequireNotNull(settings, "settings");
Param.RequireNotNull(property, "property");
settings.SetAddInSetting(this, property);
}
/// <summary> /// Determines whether this property overrides the given property. /// </summary> /// <param name="parentProperty">The parent property to compare with.</param> /// <returns>Returns true if this property overrides the given property.</returns> public abstract bool OverridesProperty(PropertyValue parentProperty);
/// <summary>
/// Sets a setting for the given add-in.
/// </summary>
/// <param name="addIn">
/// The add-in.
/// </param>
/// <param name="property">
/// The setting property to set.
/// </param>
internal void SetAddInSettingInternal(StyleCopAddIn addIn, PropertyValue property)
{
Param.AssertNotNull(addIn, "addIn");
Param.AssertNotNull(property, "property");
AddInPropertyCollection properties = this.GetAddInSettings(addIn);
if (properties == null)
{
properties = new AddInPropertyCollection(addIn);
this.SetAddInSettings(properties);
}
properties.Add(property);
}
/// <summary>
/// Saves the given property collection.
/// </summary>
/// <param name="rootNode">
/// The node to store the property collection beneath.
/// </param>
/// <param name="nodeName">
/// The name of the new property collection node.
/// </param>
/// <param name="properties">
/// The property collection to store.
/// </param>
/// <param name="parentProperties">
/// The corresponding property collection from the parent settings, if any.
/// </param>
/// <param name="aggregate">
/// Indicates whether the collection is aggregated with the parent collection.
/// </param>
/// <param name="nodeNameAttribute">
/// An optional name attribute value for the new property node.
/// </param>
/// <returns>
/// Returns true if at least one property was saved.
/// </returns>
private static bool SavePropertyCollection(
XmlNode rootNode, string nodeName, PropertyCollection properties, PropertyCollection parentProperties, bool aggregate, string nodeNameAttribute)
{
Param.AssertNotNull(rootNode, "rootNode");
Param.AssertValidString(nodeName, "nodeName");
Param.AssertNotNull(properties, "properties");
Param.Ignore(parentProperties);
Param.Ignore(aggregate);
Param.Ignore(nodeNameAttribute);
// If there are no properties in the collection, don't save anything.
if (properties.Count == 0)
{
return(false);
}
bool propertyWritten = false;
// Create the root node for this property collection.
Debug.Assert(rootNode.OwnerDocument != null, "The root node has not been attached to a document.");
XmlElement rootCollectionNode = rootNode.OwnerDocument.CreateElement(nodeName);
if (!string.IsNullOrEmpty(nodeNameAttribute))
{
XmlAttribute rootCollectionNodeNameAttribute = rootNode.OwnerDocument.CreateAttribute("Name");
rootCollectionNodeNameAttribute.Value = nodeNameAttribute;
rootCollectionNode.Attributes.Append(rootCollectionNodeNameAttribute);
}
// Add each property in the collection.
foreach (PropertyValue property in properties)
{
bool skip = false;
PropertyValue parentProperty = null;
if (parentProperties != null)
{
parentProperty = parentProperties[property.PropertyName];
// If the property also exists in the parent collection, determine whether the local property
// is an override. If not, there is no need to add it.
if (aggregate && parentProperty != null)
{
if (!SettingsComparer.IsSettingOverwritten(property, parentProperty))
{
skip = true;
}
}
else if (property.IsDefault)
{
skip = true;
}
}
else if (property.IsDefault)
{
skip = true;
}
if (!skip)
{
// If the property is a rule setting, then add it under the rules section.
int index = property.PropertyName.IndexOf('#');
if (index > 0)
{
propertyWritten |= SaveRuleProperty(
rootNode,
property,
property.PropertyName.Substring(0, index),
property.PropertyName.Substring(index + 1, property.PropertyName.Length - index - 1));
}
else
{
// Just save the property value under this add-in's settings since it is
// not a rule property.
propertyWritten |= SavePropertyValue(rootCollectionNode, property, property.PropertyName);
}
}
}
// If at least one property was saved, add the property collection node into the document.
if (propertyWritten)
{
rootNode.AppendChild(rootCollectionNode);
}
return(propertyWritten);
}
/// <summary> /// Determines whether this property overrides the given property. /// </summary> /// <param name="parentProperty">The parent property to compare with.</param> /// <returns>Returns true if this property overrides the given property.</returns> public abstract bool OverridesProperty(PropertyValue parentProperty);
