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| using System; using System.Collections.Specialized; using System.Collections; using System.Configuration; using System.IO; using System.Reflection; using System.Xml; using System.Xml.Linq;
namespace PortableSettings { public class Provider : ProviderBase { public static string SettingsFileName { get; set; } = "Settings.config";
public override string Name => "PortableSettingsProvider";
public static void Apply(params ApplicationSettingsBase[] settingsList) => Apply(new Provider(), settingsList);
private string ApplicationSettingsFile => Path.Combine(SettingsDirectory, SettingsFileName);
public override void Reset(SettingsContext context) { if (File.Exists(ApplicationSettingsFile)) File.Delete(ApplicationSettingsFile); }
private XDocument GetXmlDoc() { XDocument xmlDoc = null; bool initnew = false; if (File.Exists(ApplicationSettingsFile)) { try { xmlDoc = XDocument.Load(ApplicationSettingsFile); } catch { initnew = true; } } else { initnew = true; } if (initnew) { xmlDoc = new XDocument(new XElement("configuration", new XElement("userSettings", new XElement("Roaming")))); } return xmlDoc; }
public override SettingsPropertyValueCollection GetPropertyValues(SettingsContext context, SettingsPropertyCollection collection) { XDocument xmlDoc = GetXmlDoc(); SettingsPropertyValueCollection values = new SettingsPropertyValueCollection(); foreach (SettingsProperty setting in collection) { SettingsPropertyValue value = new SettingsPropertyValue(setting) { IsDirty = false, SerializedValue = getXmlValue(xmlDoc, XmlConvert.EncodeLocalName((string)context["GroupName"]), setting) }; values.Add(value); } return values; }
public override void SetPropertyValues(SettingsContext context, SettingsPropertyValueCollection collection) { XDocument xmlDoc = GetXmlDoc(); foreach (SettingsPropertyValue value in collection) { setXmlValue(xmlDoc, XmlConvert.EncodeLocalName((string)context["GroupName"]), value); } try { using (var writer = XmlWriter.Create(ApplicationSettingsFile, new XmlWriterSettings() { NewLineHandling = NewLineHandling.Entitize, Indent = true })) { xmlDoc.Save(writer); } } catch { } }
private object getXmlValue(XDocument xmlDoc, string scope, SettingsProperty prop) { object result = null; if (!IsUserScoped(prop)) return result; XElement xmlSettings = xmlDoc.Element("configuration").Element("userSettings"); if (IsRoaming(prop)) xmlSettings = xmlSettings.Element("Roaming"); else xmlSettings = xmlSettings.Element("PC_" + Environment.MachineName); if (xmlSettings != null && xmlSettings.Element(scope) != null && xmlSettings.Element(scope).Element(prop.Name) != null) { using (var reader = xmlSettings.Element(scope).Element(prop.Name).CreateReader()) { reader.MoveToContent(); switch (prop.SerializeAs) { case SettingsSerializeAs.Xml: result = reader.ReadInnerXml(); break; case SettingsSerializeAs.Binary: result = reader.ReadInnerXml(); result = Convert.FromBase64String(result as string); break; default: result = reader.ReadElementContentAsString(); break; } } } else { result = prop.DefaultValue; } return result; }
private void setXmlValue(XDocument xmlDoc, string scope, SettingsPropertyValue value) { if (!IsUserScoped(value.Property)) return; XElement xmlSettings = xmlDoc.Element("configuration").Element("userSettings"); XElement xmlSettingsLoc; if (IsRoaming(value.Property)) xmlSettingsLoc = xmlSettings.Element("Roaming"); else xmlSettingsLoc = xmlSettings.Element("PC_" + Environment.MachineName); XNode serialized; if (value.SerializedValue == null || value.SerializedValue is string s && String.IsNullOrWhiteSpace(s)) serialized = new XText(""); else if (value.Property.SerializeAs == SettingsSerializeAs.Xml) serialized = XElement.Parse((string)value.SerializedValue); else if (value.Property.SerializeAs == SettingsSerializeAs.Binary) serialized = new XText(Convert.ToBase64String((byte[])value.SerializedValue)); else serialized = new XText((string)value.SerializedValue); if (xmlSettingsLoc == null) { if (IsRoaming(value.Property)) xmlSettingsLoc = new XElement("Roaming"); else xmlSettingsLoc = new XElement("PC_" + Environment.MachineName); xmlSettingsLoc.Add(new XElement(scope, new XElement(value.Name, serialized))); xmlSettings.Add(xmlSettingsLoc); } else { XElement xmlScope = xmlSettingsLoc.Element(scope); if (xmlScope != null) { XElement xmlElem = xmlScope.Element(value.Name); if (xmlElem == null) xmlScope.Add(new XElement(value.Name, serialized)); else xmlElem.ReplaceAll(serialized); } else { xmlSettingsLoc.Add(new XElement(scope, new XElement(value.Name, serialized))); } } } }
public abstract class ProviderBase : SettingsProvider, IApplicationSettingsProvider { public static bool AllRoaming { get; set; } = false;
public static string SettingsDirectory { get; set; } = AppDomain.CurrentDomain.BaseDirectory;
public override string ApplicationName { get { return Assembly.GetExecutingAssembly().GetName().Name; } set { } }
protected static void Apply(ProviderBase provider, params ApplicationSettingsBase[] settingsList) { foreach (var settings in settingsList) { settings.Providers.Clear(); settings.Providers.Add(provider); foreach (SettingsProperty prop in settings.Properties) prop.Provider = provider; settings.Reload(); } }
public override void Initialize(string name, NameValueCollection config) { if (string.IsNullOrEmpty(name)) name = Name; base.Initialize(name, config); }
public virtual SettingsPropertyValue GetPreviousVersion(SettingsContext context, SettingsProperty property) { throw new NotImplementedException(); }
public abstract void Reset(SettingsContext context);
public virtual void Upgrade(SettingsContext context, SettingsPropertyCollection properties) { }
protected bool IsUserScoped(SettingsProperty prop) { foreach (DictionaryEntry d in prop.Attributes) { Attribute a = (Attribute)d.Value; if (a.GetType() == typeof(UserScopedSettingAttribute)) return true; } return false; }
protected bool IsRoaming(SettingsProperty prop) { if (AllRoaming) return true; foreach (DictionaryEntry d in prop.Attributes) { Attribute a = (Attribute)d.Value; if (a.GetType() == typeof(SettingsManageabilityAttribute)) return true; } return false; } } }
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