/// <summary>
/// Assign various application-wide properties to be used during the lifetime of the application. This method
/// should be called once when the application first starts.
/// </summary>
/// <param name="trustLevel">The trust level of the current application.</param>
/// <param name="physicalAppPath">The physical path of the currently executing application. For web applications
/// this will be equal to the Request.PhysicalApplicationPath property.</param>
/// <param name="appName">The name of the currently running application.</param>
/// <param name="galleryResourcesPath">The path, relative to the current application, to
/// the directory containing the Gallery Server Pro resources such as images, user controls,
/// scripts, etc. Use the value of the galleryResourcesPath setting in the
/// galleryServerPro/core section of web.config. Examples: "gs", "GalleryServerPro\resources"</param>
/// <exception cref="System.InvalidOperationException">Thrown when this method is called more than once during
/// the application's lifetime.</exception>
/// <exception cref="System.ArgumentOutOfRangeException">Thrown if the trustLevel parameter has the value
/// ApplicationTrustLevel.None.</exception>
/// <exception cref="ArgumentNullException">Thrown when <paramref name="physicalAppPath"/> or <paramref name="appName"/>
/// is null.</exception>
/// <exception cref="GalleryServerPro.Events.CustomExceptions.CannotWriteToDirectoryException">
/// Thrown when Gallery Server Pro is unable to write to, or delete from, a directory. This may be the media objects
/// directory, thumbnail or optimized directory, the temporary directory (defined in
/// <see cref="GlobalConstants.TempUploadDirectory"/>), or the App_Data directory.</exception>
public void Initialize(ApplicationTrustLevel trustLevel, string physicalAppPath, string appName, string galleryResourcesPath)
{
#region Validation
if (this._isInitialized)
{
throw new System.InvalidOperationException("The AppSetting instance has already been initialized. It cannot be initialized more than once.");
}
if (trustLevel == ApplicationTrustLevel.None)
{
throw new System.ComponentModel.InvalidEnumArgumentException("Invalid ApplicationTrustLevel value. ApplicationTrustLevel.None is not valid. Use ApplicationTrustLevel.Unknown if the trust level cannot be calculated.");
}
if (String.IsNullOrEmpty(physicalAppPath))
{
throw new ArgumentNullException("physicalAppPath");
}
if (String.IsNullOrEmpty(appName))
{
throw new ArgumentNullException("appName");
}
#endregion
this.AppTrustLevel = trustLevel;
this.PhysicalApplicationPath = physicalAppPath;
this.ApplicationName = appName;
this.GalleryResourcesPath = galleryResourcesPath;
ConfigureAppDataDirectory(physicalAppPath);
InitializeDataStore();
PopulateAppSettingsFromDataStore();
ConfigureTempDirectory(physicalAppPath);
this._dotNetFrameworkVersion = GetDotNetFrameworkVersion();
string ffmpegPath = Path.Combine(physicalAppPath, @"bin\ffmpeg.exe");
this._ffmpegPath = (File.Exists(ffmpegPath) ? ffmpegPath : String.Empty);
string imageMagickConvertPath = Path.Combine(physicalAppPath, @"bin\convert.exe");
this._imageMagickConvertPath = (File.Exists(imageMagickConvertPath) ? imageMagickConvertPath : String.Empty);
this._isInitialized = true;
// Validate the application and gallery settings. This must come after setting _isInitialized to true because the function
// accesses properties of the AppSetting singleton, which will throw a ApplicationNotInitializedException when a property is
// accessed before initialization is complete.
Validate();
}
/// <summary>
/// Set up the business layer with information about this web application, such as its trust level and a few settings
/// from the configuration file.
/// </summary>
/// <exception cref="GalleryServerPro.ErrorHandler.CustomExceptions.CannotWriteToDirectoryException">
/// Thrown when Gallery Server Pro is unable to write to, or delete from, the media objects directory.</exception>
private static void InitializeBusinessLayer()
{
// Determine the trust level this web application is running in and set to a global variable. This will be used
// throughout the application to gracefully degrade when we are not at Full trust.
ApplicationTrustLevel trustLevel = Util.GetCurrentTrustLevel();
// Get the application path so that the business layer (and any dependent layers) has access to it. Don't use
// HttpContext.Current.Request.PhysicalApplicationPath because in some cases HttpContext.Current won't be available
// (for example, when the DotNetNuke search engine indexer causes this code to trigger).
string physicalApplicationPath = AppDomain.CurrentDomain.BaseDirectory.Substring(0, AppDomain.CurrentDomain.BaseDirectory.Length - 1);
physicalApplicationPath = physicalApplicationPath.Replace("/", "\\");
// Pass these values to our global app settings instance, where the values can be used throughout the application.
AppSetting.Instance.Initialize(trustLevel, physicalApplicationPath, Constants.APP_NAME);
}
/// <summary>
/// Assign various application-wide properties to be used during the lifetime of the application. This method
/// should be called once when the application first starts.
/// </summary>
/// <param name="trustLevel">The trust level of the current application.</param>
/// <param name="physicalAppPath">The physical path of the currently executing application. For web applications
/// this will be equal to the Request.PhysicalApplicationPath property.</param>
/// <param name="appName">The name of the currently running application.</param>
/// <param name="galleryResourcesPath">The path, relative to the current application, to
/// the directory containing the Gallery Server resources such as images, user controls,
/// scripts, etc. Examples: "gs", "GalleryServer\resources"</param>
/// <exception cref="System.InvalidOperationException">Thrown when this method is called more than once during
/// the application's lifetime.</exception>
/// <exception cref="System.ArgumentOutOfRangeException">Thrown if the trustLevel parameter has the value
/// ApplicationTrustLevel.None.</exception>
/// <exception cref="ArgumentNullException">Thrown when <paramref name="physicalAppPath"/> or <paramref name="appName"/>
/// is null.</exception>
/// <exception cref="CannotWriteToDirectoryException">
/// Thrown when Gallery Server is unable to write to, or delete from, a directory. This may be the media objects
/// directory, thumbnail or optimized directory, the temporary directory (defined in
/// <see cref="GlobalConstants.TempUploadDirectory"/>), or the App_Data directory.</exception>
public void Initialize(ApplicationTrustLevel trustLevel, string physicalAppPath, string appName, string galleryResourcesPath)
{
#region Validation
if (this._isInitialized)
{
throw new System.InvalidOperationException("The AppSetting instance has already been initialized. It cannot be initialized more than once.");
}
if (trustLevel == ApplicationTrustLevel.None)
{
throw new System.ComponentModel.InvalidEnumArgumentException("Invalid ApplicationTrustLevel value. ApplicationTrustLevel.None is not valid. Use ApplicationTrustLevel.Unknown if the trust level cannot be calculated.");
}
if (String.IsNullOrEmpty(physicalAppPath))
{
throw new ArgumentNullException("physicalAppPath");
}
if (String.IsNullOrEmpty(appName))
{
throw new ArgumentNullException("appName");
}
#endregion
this.AppTrustLevel = trustLevel;
this.PhysicalApplicationPath = physicalAppPath;
this.ApplicationName = appName;
this.GalleryResourcesPath = galleryResourcesPath;
ConfigureAppDataDirectory(physicalAppPath);
InitializeDataStore();
PopulateAppSettingsFromDataStore();
ConfigureTempDirectory(physicalAppPath);
this._dotNetFrameworkVersion = GetDotNetFrameworkVersion();
string ffmpegPath = Path.Combine(physicalAppPath, @"bin\ffmpeg.exe");
this._ffmpegPath = (File.Exists(ffmpegPath) ? ffmpegPath : String.Empty);
this._isInitialized = true;
}
/// <summary>
/// Assign various application-wide properties to be used during the lifetime of the application. This method
/// should be called once when the application first starts.
/// </summary>
/// <param name="trustLevel">The trust level of the current application.</param>
/// <param name="physicalAppPath">The physical path of the currently executing application. For web applications
/// this will be equal to the Request.PhysicalApplicationPath property.</param>
/// <param name="appName">The name of the currently running application.</param>
/// <exception cref="System.InvalidOperationException">Thrown when this method is called more than once during
/// the application's lifetime.</exception>
/// <exception cref="System.ArgumentOutOfRangeException">Thrown if the trustLevel parameter has the value
/// ApplicationTrustLevel.None.</exception>
/// <exception cref="System.ArgumentNullException">Thrown if any parameters are null or empty.</exception>
/// <exception cref="GalleryServerPro.ErrorHandler.CustomExceptions.CannotWriteToDirectoryException">
/// Thrown when Gallery Server Pro is unable to write to, or delete from, a directory. This may be the media objects
/// directory, thumbnail or optimized directory, the temporary directory (defined in
/// <see cref="GlobalConstants.TempUploadDirectory"/>), or the App_Data directory.</exception>
public void Initialize(ApplicationTrustLevel trustLevel, string physicalAppPath, string appName)
{
#region Validation
if (this._isInitialized)
{
throw new System.InvalidOperationException("The AppSetting instance has already been initialized. It cannot be initialized more than once.");
}
if (trustLevel == ApplicationTrustLevel.None)
{
throw new System.ComponentModel.InvalidEnumArgumentException("Invalid ApplicationTrustLevel value. ApplicationTrustLevel.None is not valid. Use ApplicationTrustLevel.Unknown if the trust level cannot be calculated.");
}
if (String.IsNullOrEmpty(physicalAppPath)) throw new ArgumentNullException("physicalAppPath");
if (String.IsNullOrEmpty(appName)) throw new ArgumentNullException("appName");
#endregion
this.AppTrustLevel = trustLevel;
this.PhysicalApplicationPath = physicalAppPath;
this.ApplicationName = appName;
Core core = ConfigManager.GetGalleryServerProConfigSection().Core;
string mediaObjectPath = core.MediaObjectPath;
string thumbnailPath = (String.IsNullOrEmpty(core.ThumbnailPath) ? mediaObjectPath : core.ThumbnailPath);
string optimizedPath = (String.IsNullOrEmpty(core.OptimizedPath) ? mediaObjectPath : core.OptimizedPath);
if (core.MediaObjectPathIsReadOnly)
ValidateReadOnlyGallery(mediaObjectPath, thumbnailPath, optimizedPath);
// Setting the MediaObjectPhysicalPath property will throw an exception if the directory does not exist or is not writeable.
this.MediaObjectPhysicalPath = HelperFunctions.CalculateFullPath(physicalAppPath, mediaObjectPath);
// The property setter for the ThumbnailPath and OptimizedPath propertys will throw an exception if the directory
// does not exist or is not writeable.
this.ThumbnailPath = HelperFunctions.CalculateFullPath(physicalAppPath, thumbnailPath);
this.OptimizedPath = HelperFunctions.CalculateFullPath(physicalAppPath, optimizedPath);
ConfigureAppDataDirectory(physicalAppPath);
ConfigureTempDirectory(physicalAppPath);
try
{
// Verify the database has the minimum default records and the latest data schema.
Factory.GetDataProvider().InitializeDataStore();
}
catch (Exception ex)
{
// In certain situations the method ConfigureAppDataDirectory (above) will determine that the App_Data directory is writeable yet SQLite
// is still unable to use it. It is unclear exactly why this occurs: I observed that the method was able to create and delete the test
// file even when the Effective Permissions showed there was no Delete permission. To handle this, we'll check the exception and, if
// it is the one that is thrown when there are not enough permissions, we'll re-throw it as a CannotWriteToDirectoryException. The
// global error handler in Gallery.cs will catch this and show a user-friendly error.
if (ex.Message.StartsWith("Attempt to write a read-only database"))
{
throw new GalleryServerPro.ErrorHandler.CustomExceptions.CannotWriteToDirectoryException(Path.Combine(physicalAppPath, GlobalConstants.AppDataDirectory), ex);
}
else
{
throw;
}
}
this._isDotNet3Installed = DetermineIfDotNet3IsInstalled();
this._isRegistered = (GalleryServerPro.Configuration.ConfigManager.GetGalleryServerProConfigSection().Core.ProductKey.Equals(GlobalConstants.ProductKey));
DateTime galleryCreationDate = Factory.GetDataProvider().Gallery_GetCurrentGallery(new Gallery()).CreationDate;
this._isInTrialPeriod = (galleryCreationDate.AddDays(GlobalConstants.TrialNumberOfDays) > DateTime.Now);
this._isInitialized = true;
}
/// <summary>
/// Assign various application-wide properties to be used during the lifetime of the application. This method
/// should be called once when the application first starts.
/// </summary>
/// <param name="trustLevel">The trust level of the current application.</param>
/// <param name="physicalAppPath">The physical path of the currently executing application. For web applications
/// this will be equal to the Request.PhysicalApplicationPath property.</param>
/// <param name="appName">The name of the currently running application.</param>
/// <param name="galleryResourcesPath">The path, relative to the current application, to
/// the directory containing the Gallery Server Pro resources such as images, user controls,
/// scripts, etc. Use the value of the galleryResourcesPath setting in the
/// galleryServerPro/core section of web.config. Examples: "gs", "GalleryServerPro\resources"</param>
/// <exception cref="System.InvalidOperationException">Thrown when this method is called more than once during
/// the application's lifetime.</exception>
/// <exception cref="System.ArgumentOutOfRangeException">Thrown if the trustLevel parameter has the value
/// ApplicationTrustLevel.None.</exception>
/// <exception cref="ArgumentNullException">Thrown when <paramref name="physicalAppPath"/> or <paramref name="appName"/>
/// is null.</exception>
/// <exception cref="GalleryServerPro.ErrorHandler.CustomExceptions.CannotWriteToDirectoryException">
/// Thrown when Gallery Server Pro is unable to write to, or delete from, a directory. This may be the media objects
/// directory, thumbnail or optimized directory, the temporary directory (defined in
/// <see cref="GlobalConstants.TempUploadDirectory"/>), or the App_Data directory.</exception>
public void Initialize(ApplicationTrustLevel trustLevel, string physicalAppPath, string appName, string galleryResourcesPath)
{
#region Validation
if (this._isInitialized)
{
throw new System.InvalidOperationException("The AppSetting instance has already been initialized. It cannot be initialized more than once.");
}
if (trustLevel == ApplicationTrustLevel.None)
{
throw new System.ComponentModel.InvalidEnumArgumentException("Invalid ApplicationTrustLevel value. ApplicationTrustLevel.None is not valid. Use ApplicationTrustLevel.Unknown if the trust level cannot be calculated.");
}
if (String.IsNullOrEmpty(physicalAppPath))
throw new ArgumentNullException("physicalAppPath");
if (String.IsNullOrEmpty(appName))
throw new ArgumentNullException("appName");
#endregion
this.AppTrustLevel = trustLevel;
this.PhysicalApplicationPath = physicalAppPath;
this.ApplicationName = appName;
this.GalleryResourcesPath = galleryResourcesPath;
ConfigureAppDataDirectory(physicalAppPath);
ConfigureTempDirectory(physicalAppPath);
InitializeDataStore(physicalAppPath);
PopulateAppSettingsFromDataStore();
this._dotNetFrameworkVersion = GetDotNetFrameworkVersion();
string ffmpegPath = Path.Combine(physicalAppPath, @"bin\ffmpeg.exe");
this._ffmpegPath = (File.Exists(ffmpegPath) ? ffmpegPath : String.Empty);
string imageMagickConvertPath = Path.Combine(physicalAppPath, @"bin\convert.exe");
this._imageMagickConvertPath = (File.Exists(imageMagickConvertPath) ? imageMagickConvertPath : String.Empty);
this._isInitialized = true;
// Validate the application and gallery settings. This must come after setting _isInitialized to true because the function
// accesses properties of the AppSetting singleton, which will throw a ApplicationNotInitializedException when a property is
// accessed before initialization is complete.
Validate();
}
/// <summary>
/// Assign various application-wide properties to be used during the lifetime of the application. This method
/// should be called once when the application first starts.
/// </summary>
/// <param name="trustLevel">The trust level of the current application.</param>
/// <param name="physicalAppPath">The physical path of the currently executing application. For web applications
/// this will be equal to the Request.PhysicalApplicationPath property.</param>
/// <param name="appName">The name of the currently running application.</param>
/// <exception cref="System.InvalidOperationException">Thrown when this method is called more than once during
/// the application's lifetime.</exception>
/// <exception cref="System.ArgumentOutOfRangeException">Thrown if the trustLevel parameter has the value
/// ApplicationTrustLevel.None.</exception>
/// <exception cref="System.ArgumentNullException">Thrown if any parameters are null or empty.</exception>
/// <exception cref="GalleryServerPro.ErrorHandler.CustomExceptions.CannotWriteToDirectoryException">
/// Thrown when Gallery Server Pro is unable to write to, or delete from, a directory. This may be the media objects
/// directory, thumbnail or optimized directory, the temporary directory (defined in
/// <see cref="GlobalConstants.TempUploadDirectory"/>), or the App_Data directory.</exception>
public void Initialize(ApplicationTrustLevel trustLevel, string physicalAppPath, string appName)
{
#region Validation
if (this._isInitialized)
{
throw new System.InvalidOperationException("The AppSetting instance has already been initialized. It cannot be initialized more than once.");
}
if (trustLevel == ApplicationTrustLevel.None)
{
throw new System.ComponentModel.InvalidEnumArgumentException("Invalid ApplicationTrustLevel value. ApplicationTrustLevel.None is not valid. Use ApplicationTrustLevel.Unknown if the trust level cannot be calculated.");
}
if (String.IsNullOrEmpty(physicalAppPath))
{
throw new ArgumentNullException("physicalAppPath");
}
if (String.IsNullOrEmpty(appName))
{
throw new ArgumentNullException("appName");
}
#endregion
this.AppTrustLevel = trustLevel;
this.PhysicalApplicationPath = physicalAppPath;
this.ApplicationName = appName;
Core core = ConfigManager.GetGalleryServerProConfigSection().Core;
string mediaObjectPath = core.MediaObjectPath;
string thumbnailPath = (String.IsNullOrEmpty(core.ThumbnailPath) ? mediaObjectPath : core.ThumbnailPath);
string optimizedPath = (String.IsNullOrEmpty(core.OptimizedPath) ? mediaObjectPath : core.OptimizedPath);
if (core.MediaObjectPathIsReadOnly)
{
ValidateReadOnlyGallery(mediaObjectPath, thumbnailPath, optimizedPath);
}
// Setting the MediaObjectPhysicalPath property will throw an exception if the directory does not exist or is not writeable.
this.MediaObjectPhysicalPath = HelperFunctions.CalculateFullPath(physicalAppPath, mediaObjectPath);
// The property setter for the ThumbnailPath and OptimizedPath propertys will throw an exception if the directory
// does not exist or is not writeable.
this.ThumbnailPath = HelperFunctions.CalculateFullPath(physicalAppPath, thumbnailPath);
this.OptimizedPath = HelperFunctions.CalculateFullPath(physicalAppPath, optimizedPath);
ConfigureAppDataDirectory(physicalAppPath);
ConfigureTempDirectory(physicalAppPath);
try
{
// Verify the database has the minimum default records and the latest data schema.
Factory.GetDataProvider().InitializeDataStore();
}
catch (Exception ex)
{
// In certain situations the method ConfigureAppDataDirectory (above) will determine that the App_Data directory is writeable yet SQLite
// is still unable to use it. It is unclear exactly why this occurs: I observed that the method was able to create and delete the test
// file even when the Effective Permissions showed there was no Delete permission. To handle this, we'll check the exception and, if
// it is the one that is thrown when there are not enough permissions, we'll re-throw it as a CannotWriteToDirectoryException. The
// global error handler in Gallery.cs will catch this and show a user-friendly error.
if (ex.Message.StartsWith("Attempt to write a read-only database"))
{
throw new GalleryServerPro.ErrorHandler.CustomExceptions.CannotWriteToDirectoryException(Path.Combine(physicalAppPath, GlobalConstants.AppDataDirectory), ex);
}
else
{
throw;
}
}
this._isDotNet3Installed = DetermineIfDotNet3IsInstalled();
this._isRegistered = (GalleryServerPro.Configuration.ConfigManager.GetGalleryServerProConfigSection().Core.ProductKey.Equals(GlobalConstants.ProductKey));
DateTime galleryCreationDate = Factory.GetDataProvider().Gallery_GetCurrentGallery(new Gallery()).CreationDate;
this._isInTrialPeriod = (galleryCreationDate.AddDays(GlobalConstants.TrialNumberOfDays) > DateTime.Now);
this._isInitialized = true;
}
