| static private StartsWithIgnoreCase ( string s1, string s2 ) : bool | ||
| s1 | string | |
| s2 | string | |
| Результат | bool | |
internal static string AlwaysSafeFilename(string filename)
{
if (!string.IsNullOrEmpty(filename))
{
if (StringUtil.StartsWithIgnoreCase(filename, "http:"))
{
return(filename);
}
try
{
if (!Path.IsPathRooted(filename))
{
return(filename);
}
}
catch
{
return(null);
}
try
{
filename = Path.GetFileName(FullPathWithAssert(filename));
}
catch
{
filename = null;
}
}
return(filename);
}
//
// Internal Helper to strip a full path to just filename.ext when caller
// does not have path discovery to the path (used for sane error handling).
//
internal static string SafeFilename(string filename)
{
if (string.IsNullOrEmpty(filename))
{
return(filename);
}
// configuration file can be an http URL in IE
if (StringUtil.StartsWithIgnoreCase(filename, HTTP_PREFIX))
{
return(filename);
}
//
// If it is a relative path, return it as is.
// This could happen if the exception was constructed from the serialization constructor,
// and the caller did not have PathDiscoveryPermission for the file.
//
try {
if (!Path.IsPathRooted(filename))
{
return(filename);
}
}
catch {
return(null);
}
try {
// Confirm that it is a full path.
// GetFullPath will also Demand PathDiscovery for the resulting path
string fullPath = Path.GetFullPath(filename);
}
catch (SecurityException) {
// Get just the name of the file without the directory part.
try {
string fullPath = FullPathWithAssert(filename);
filename = Path.GetFileName(fullPath);
}
catch {
filename = null;
}
}
catch {
filename = null;
}
return(filename);
}
//
// Internal Helper to always strip a full path to just filename.ext.
//
internal static string AlwaysSafeFilename(string filename)
{
if (string.IsNullOrEmpty(filename))
{
return(filename);
}
// configuration file can be an http URL in IE
if (StringUtil.StartsWithIgnoreCase(filename, HTTP_PREFIX))
{
return(filename);
}
//
// If it is a relative path, return it as is.
// This could happen if the exception was constructed from the serialization constructor,
// and the caller did not have PathDiscoveryPermission for the file.
//
try {
if (!Path.IsPathRooted(filename))
{
return(filename);
}
}
catch {
return(null);
}
// Get just the name of the file without the directory part.
try {
filename = ExtractFileNameWithAssert(filename);
}
catch {
filename = null;
}
return(filename);
}
private ClientConfigPaths(string exePath, bool includeUserConfig)
{
this._includesUserConfig = includeUserConfig;
Assembly exeAssembly = null;
string codeBase = null;
string applicationFilename = null;
if (exePath == null)
{
AppDomainSetup setupInformation = AppDomain.CurrentDomain.SetupInformation;
this._applicationConfigUri = setupInformation.ConfigurationFile;
exeAssembly = Assembly.GetEntryAssembly();
if (exeAssembly != null)
{
this._hasEntryAssembly = true;
codeBase = exeAssembly.CodeBase;
bool flag = false;
if (StringUtil.StartsWithIgnoreCase(codeBase, "file:///"))
{
flag = true;
codeBase = codeBase.Substring("file:///".Length);
}
else if (StringUtil.StartsWithIgnoreCase(codeBase, "file://"))
{
flag = true;
codeBase = codeBase.Substring("file:".Length);
}
if (flag)
{
codeBase = codeBase.Replace('/', '\\');
applicationFilename = codeBase;
}
else
{
codeBase = exeAssembly.EscapedCodeBase;
}
}
else
{
StringBuilder buffer = new StringBuilder(260);
Microsoft.Win32.UnsafeNativeMethods.GetModuleFileName(new HandleRef(null, IntPtr.Zero), buffer, buffer.Capacity);
codeBase = Path.GetFullPath(buffer.ToString());
applicationFilename = codeBase;
}
}
else
{
codeBase = Path.GetFullPath(exePath);
if (!FileUtil.FileExists(codeBase, false))
{
throw ExceptionUtil.ParameterInvalid("exePath");
}
applicationFilename = codeBase;
}
if (this._applicationConfigUri == null)
{
this._applicationConfigUri = codeBase + ".config";
}
this._applicationUri = codeBase;
if ((exePath == null) && this._includesUserConfig)
{
bool isHttp = StringUtil.StartsWithIgnoreCase(this._applicationConfigUri, "http://");
this.SetNamesAndVersion(applicationFilename, exeAssembly, isHttp);
if (this.IsClickOnceDeployed(AppDomain.CurrentDomain))
{
string data = AppDomain.CurrentDomain.GetData("DataDirectory") as string;
string str4 = this.Validate(this._productVersion, false);
if (Path.IsPathRooted(data))
{
this._localConfigDirectory = this.CombineIfValid(data, str4);
this._localConfigFilename = this.CombineIfValid(this._localConfigDirectory, "user.config");
}
}
else if (!isHttp)
{
string str5 = this.Validate(this._companyName, true);
string str6 = this.Validate(AppDomain.CurrentDomain.FriendlyName, true);
string str7 = !string.IsNullOrEmpty(this._applicationUri) ? this._applicationUri.ToLower(CultureInfo.InvariantCulture) : null;
string str8 = !string.IsNullOrEmpty(str6) ? str6 : this.Validate(this._productName, true);
string typeAndHashSuffix = this.GetTypeAndHashSuffix(AppDomain.CurrentDomain, str7);
string str10 = (!string.IsNullOrEmpty(str8) && !string.IsNullOrEmpty(typeAndHashSuffix)) ? (str8 + typeAndHashSuffix) : null;
string str11 = this.Validate(this._productVersion, false);
string str12 = this.CombineIfValid(this.CombineIfValid(str5, str10), str11);
string folderPath = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData);
if (Path.IsPathRooted(folderPath))
{
this._roamingConfigDirectory = this.CombineIfValid(folderPath, str12);
this._roamingConfigFilename = this.CombineIfValid(this._roamingConfigDirectory, "user.config");
}
string path = Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData);
if (Path.IsPathRooted(path))
{
this._localConfigDirectory = this.CombineIfValid(path, str12);
this._localConfigFilename = this.CombineIfValid(this._localConfigDirectory, "user.config");
}
}
}
}
private ClientConfigPaths(string exePath, bool includeUserConfig)
{
_includesUserConfig = includeUserConfig;
Assembly exeAssembly = null;
string applicationUri = null;
string applicationFilename = null;
// get the assembly and applicationUri for the file
if (exePath == null)
{
// First check if a configuration file has been set for this app domain. If so, we will use that.
// The CLR would already have normalized this, so no further processing necessary.
AppDomain domain = AppDomain.CurrentDomain;
AppDomainSetup setup = domain.SetupInformation;
_applicationConfigUri = setup.ConfigurationFile;
// Now figure out the application path.
exeAssembly = Assembly.GetEntryAssembly();
if (exeAssembly != null)
{
_hasEntryAssembly = true;
applicationUri = exeAssembly.CodeBase;
bool isFile = false;
// If it is a local file URI, convert it to its filename, without invoking Uri class.
// example: "file:///C:/WINNT/Microsoft.NET/Framework/v2.0.x86fre/csc.exe"
if (StringUtil.StartsWithIgnoreCase(applicationUri, FILE_URI_LOCAL))
{
isFile = true;
applicationUri = applicationUri.Substring(FILE_URI_LOCAL.Length);
}
// If it is a UNC file URI, convert it to its filename, without invoking Uri class.
// example: "file://server/share/csc.exe"
else if (StringUtil.StartsWithIgnoreCase(applicationUri, FILE_URI_UNC))
{
isFile = true;
applicationUri = applicationUri.Substring(FILE_URI.Length);
}
if (isFile)
{
applicationUri = applicationUri.Replace('/', '\\');
applicationFilename = applicationUri;
}
else
{
applicationUri = exeAssembly.EscapedCodeBase;
}
}
else
{
StringBuilder sb = new StringBuilder(MAX_PATH);
UnsafeNativeMethods.GetModuleFileName(new HandleRef(null, IntPtr.Zero), sb, sb.Capacity);
applicationUri = Path.GetFullPath(sb.ToString());
applicationFilename = applicationUri;
}
}
else
{
applicationUri = Path.GetFullPath(exePath);
if (!FileUtil.FileExists(applicationUri, false))
{
throw ExceptionUtil.ParameterInvalid("exePath");
}
applicationFilename = applicationUri;
}
// Fallback if we haven't set the app config file path yet.
if (_applicationConfigUri == null)
{
_applicationConfigUri = applicationUri + ConfigExtension;
}
// Set application path
_applicationUri = applicationUri;
// In the case when exePath was explicitly supplied, we will not be able to
// construct user.config paths, so quit here.
if (exePath != null)
{
return;
}
// Skip expensive initialization of user config file information if requested.
if (!_includesUserConfig)
{
return;
}
bool isHttp = StringUtil.StartsWithIgnoreCase(_applicationConfigUri, HTTP_URI);
SetNamesAndVersion(applicationFilename, exeAssembly, isHttp);
// Check if this is a clickonce deployed application. If so, point the user config
// files to the clickonce data directory.
if (this.IsClickOnceDeployed(AppDomain.CurrentDomain))
{
string dataPath = AppDomain.CurrentDomain.GetData(ClickOnceDataDirectory) as string;
string versionSuffix = Validate(_productVersion, false);
// NOTE: No roaming config for clickonce - not supported.
if (Path.IsPathRooted(dataPath))
{
_localConfigDirectory = CombineIfValid(dataPath, versionSuffix);
_localConfigFilename = CombineIfValid(_localConfigDirectory, UserConfigFilename);
}
}
else if (!isHttp)
{
// If we get the config from http, we do not have a roaming or local config directory,
// as it cannot be edited by the app in those cases because it does not have Full Trust.
// suffix for user config paths
string part1 = Validate(_companyName, true);
string validAppDomainName = Validate(AppDomain.CurrentDomain.FriendlyName, true);
string applicationUriLower = !String.IsNullOrEmpty(_applicationUri) ? _applicationUri.ToLower(CultureInfo.InvariantCulture) : null;
string namePrefix = !String.IsNullOrEmpty(validAppDomainName) ? validAppDomainName : Validate(_productName, true);
string hashSuffix = GetTypeAndHashSuffix(AppDomain.CurrentDomain, applicationUriLower);
string part2 = (!String.IsNullOrEmpty(namePrefix) && !String.IsNullOrEmpty(hashSuffix)) ? namePrefix + hashSuffix : null;
string part3 = Validate(_productVersion, false);
string dirSuffix = CombineIfValid(CombineIfValid(part1, part2), part3);
string roamingFolderPath = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData);
if (Path.IsPathRooted(roamingFolderPath))
{
_roamingConfigDirectory = CombineIfValid(roamingFolderPath, dirSuffix);
_roamingConfigFilename = CombineIfValid(_roamingConfigDirectory, UserConfigFilename);
}
string localFolderPath = Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData);
if (Path.IsPathRooted(localFolderPath))
{
_localConfigDirectory = CombineIfValid(localFolderPath, dirSuffix);
_localConfigFilename = CombineIfValid(_localConfigDirectory, UserConfigFilename);
}
}
}
