/// <summary>
/// Adds the conditional.
/// </summary>
/// <param name="request"> The request. </param>
/// <param name="header"> The header. </param>
/// <param name="etag"> The resource ETag. </param>
internal static void AddConditional(HttpWebRequest request, ConditionHeaderKind header, string etag)
{
if (header == ConditionHeaderKind.IfModifiedSince || header == ConditionHeaderKind.IfUnmodifiedSince)
{
throw new InvalidOperationException(SR.ConditionalRequiresDateTime);
}
switch (header)
{
case ConditionHeaderKind.IfMatch:
request.Headers[HttpRequestHeader.IfMatch] = etag;
break;
case ConditionHeaderKind.IfNoneMatch:
request.Headers[HttpRequestHeader.IfNoneMatch] = etag;
break;
}
}
/// <summary>
/// Adds the conditional.
/// </summary>
/// <param name="request">The request.</param>
/// <param name="header">The header.</param>
/// <param name="dateTime">The date time.</param>
internal static void AddConditional(HttpWebRequest request, ConditionHeaderKind header, DateTime dateTime)
{
if (header == ConditionHeaderKind.IfMatch || header == ConditionHeaderKind.IfNoneMatch)
{
throw new InvalidOperationException(SR.ConditionalRequiresETag);
}
switch (header)
{
case ConditionHeaderKind.IfModifiedSince:
request.Headers[HttpRequestHeader.IfModifiedSince] = dateTime.ToString("R", CultureInfo.InvariantCulture);
break;
case ConditionHeaderKind.IfUnmodifiedSince:
request.Headers[HttpRequestHeader.IfUnmodifiedSince] = dateTime.ToString("R", CultureInfo.InvariantCulture);
break;
}
}
/// <summary>
/// Adds the conditional.
/// </summary>
/// <param name="request">The request.</param>
/// <param name="header">The header.</param>
/// <param name="etag">The resource ETag.</param>
internal static void AddConditional(HttpWebRequest request, ConditionHeaderKind header, string etag)
{
if (header == ConditionHeaderKind.IfModifiedSince || header == ConditionHeaderKind.IfUnmodifiedSince)
{
throw new InvalidOperationException(SR.ConditionalRequiresDateTime);
}
switch (header)
{
case ConditionHeaderKind.IfMatch:
request.Headers[HttpRequestHeader.IfMatch] = etag;
break;
case ConditionHeaderKind.IfNoneMatch:
request.Headers[HttpRequestHeader.IfNoneMatch] = etag;
break;
}
}
/// <summary>
/// Constructs a web request to copy a blob.
/// </summary>
/// <param name="uri">The absolute URI to the destination blob.</param>
/// <param name="timeout">The server timeout interval.</param>
/// <param name="source">The canonical path to the source blob, in the form /<account-name>/<container-name>/<blob-name>.</param>
/// <param name="sourceSnapshot">The snapshot version, if the source blob is a snapshot.</param>
/// <param name="sourceConditions">A type of condition to check on the source blob.</param>
/// <param name="sourceConditionsValue">The value of the condition to check on the source blob.</param>
/// <param name="leaseId">The lease ID for the source blob, if it has an active lease.</param>
/// <returns>A web request to use to perform the operation.</returns>
public static HttpWebRequest CopyFrom(Uri uri, int timeout, string source, DateTime? sourceSnapshot, ConditionHeaderKind sourceConditions, string sourceConditionsValue, string leaseId)
{
if (sourceSnapshot != null)
{
// User needs to construct the proper canonical path string.
source += "?snapshot=" + Request.ConvertDateTimeToSnapshotString(sourceSnapshot.Value.ToUniversalTime());
}
HttpWebRequest request = CreateWebRequest(uri, timeout, null);
request.ContentLength = 0;
request.Method = "PUT";
request.Headers.Add(Constants.HeaderConstants.CopySourceHeader, source);
switch (sourceConditions)
{
case ConditionHeaderKind.IfMatch:
request.Headers.Add(Constants.HeaderConstants.SourceIfMatchHeader, sourceConditionsValue);
break;
case ConditionHeaderKind.IfModifiedSince:
request.Headers.Add(Constants.HeaderConstants.SourceIfModifiedSinceHeader, sourceConditionsValue);
break;
case ConditionHeaderKind.IfNoneMatch:
request.Headers.Add(Constants.HeaderConstants.SourceIfNoneMatchHeader, sourceConditionsValue);
break;
case ConditionHeaderKind.IfUnmodifiedSince:
request.Headers.Add(Constants.HeaderConstants.SourceIfUnmodifiedSinceHeader, sourceConditionsValue);
break;
case ConditionHeaderKind.None:
break;
}
Request.AddLeaseId(request, leaseId);
return request;
}
/// <summary>
/// Adds a conditional header to the request.
/// </summary>
/// <param name="request">The web request.</param>
/// <param name="header">The type of conditional header to add.</param>
/// <param name="dateTime">The date and time specification for the request.</param>
public static void AddConditional(HttpWebRequest request, ConditionHeaderKind header, DateTime dateTime)
{
Request.AddConditional(request, header, dateTime);
}
/// <summary>
/// Adds a conditional header to the request.
/// </summary>
/// <param name="request">The web request.</param>
/// <param name="header">The type of conditional header to add.</param>
/// <param name="etag">The blob's ETag.</param>
public static void AddConditional(HttpWebRequest request, ConditionHeaderKind header, string etag)
{
Request.AddConditional(request, header, etag);
}
/// <summary>
/// Adds a conditional header to the request.
/// </summary>
/// <param name="request">The web request.</param>
/// <param name="header">The type of conditional header to add.</param>
/// <param name="dateTime">The date and time specification for the request.</param>
public static void AddConditional(HttpWebRequest request, ConditionHeaderKind header, DateTime dateTime)
{
Request.AddConditional(request, header, dateTime);
}
/// <summary>
/// Adds a conditional header to the request.
/// </summary>
/// <param name="request">The web request.</param>
/// <param name="header">The type of conditional header to add.</param>
/// <param name="etag">The container's ETag.</param>
public static void AddConditional(HttpWebRequest request, ConditionHeaderKind header, string etag)
{
Request.AddConditional(request, header, etag);
}
/// <summary>
/// Constructs a web request to copy a blob.
/// </summary>
/// <param name="uri">The absolute URI to the destination blob.</param>
/// <param name="timeout">The server timeout interval.</param>
/// <param name="source">The canonical path to the source blob, in the form /<account-name>/<container-name>/<blob-name>.</param>
/// <param name="sourceSnapshot">The snapshot version, if the source blob is a snapshot.</param>
/// <param name="sourceConditions">A type of condition to check on the source blob.</param>
/// <param name="sourceConditionsValue">The value of the condition to check on the source blob.</param>
/// <param name="leaseId">The lease ID for the source blob, if it has an active lease.</param>
/// <returns>A web request to use to perform the operation.</returns>
public static HttpWebRequest CopyFrom(Uri uri, int timeout, string source, DateTime?sourceSnapshot, ConditionHeaderKind sourceConditions, string sourceConditionsValue, string leaseId)
{
if (sourceSnapshot != null)
{
// User needs to construct the proper canonical path string.
source += "?snapshot=" + Request.ConvertDateTimeToSnapshotString(sourceSnapshot.Value.ToUniversalTime());
}
HttpWebRequest request = CreateWebRequest(uri, timeout, null);
request.ContentLength = 0;
request.Method = "PUT";
request.Headers.Add(Constants.HeaderConstants.CopySourceHeader, source);
switch (sourceConditions)
{
case ConditionHeaderKind.IfMatch:
request.Headers.Add(Constants.HeaderConstants.SourceIfMatchHeader, sourceConditionsValue);
break;
case ConditionHeaderKind.IfModifiedSince:
request.Headers.Add(Constants.HeaderConstants.SourceIfModifiedSinceHeader, sourceConditionsValue);
break;
case ConditionHeaderKind.IfNoneMatch:
request.Headers.Add(Constants.HeaderConstants.SourceIfNoneMatchHeader, sourceConditionsValue);
break;
case ConditionHeaderKind.IfUnmodifiedSince:
request.Headers.Add(Constants.HeaderConstants.SourceIfUnmodifiedSinceHeader, sourceConditionsValue);
break;
case ConditionHeaderKind.None:
break;
}
Request.AddLeaseId(request, leaseId);
return(request);
}
/// <summary>
/// Adds the conditional.
/// </summary>
/// <param name="request"> The request. </param>
/// <param name="header"> The header. </param>
/// <param name="dateTime"> The date time. </param>
internal static void AddConditional(HttpWebRequest request, ConditionHeaderKind header, DateTime dateTime)
{
if (header == ConditionHeaderKind.IfMatch || header == ConditionHeaderKind.IfNoneMatch)
{
throw new InvalidOperationException(SR.ConditionalRequiresETag);
}
switch (header)
{
case ConditionHeaderKind.IfModifiedSince:
request.Headers[HttpRequestHeader.IfModifiedSince] = dateTime.ToString(
"R", CultureInfo.InvariantCulture);
break;
case ConditionHeaderKind.IfUnmodifiedSince:
request.Headers[HttpRequestHeader.IfUnmodifiedSince] = dateTime.ToString(
"R", CultureInfo.InvariantCulture);
break;
}
}
/// <summary>Converts AccessCondition into a <see cref="ConditionHeaderKind"/> type for use as a source conditional to Copy.</summary>
/// <param name="condition">The original condition. </param>
/// <param name="header">The resulting header for the condition. </param>
/// <param name="value">The value for the condition. </param>
internal static void GetSourceConditions(
AccessCondition condition, out ConditionHeaderKind header, out string value)
{
header = ConditionHeaderKind.None;
value = null;
if (condition.AccessConditionHeader != null)
{
switch (condition.AccessConditionHeader.GetValueOrDefault())
{
case HttpRequestHeader.IfMatch:
header = ConditionHeaderKind.IfMatch;
break;
case HttpRequestHeader.IfNoneMatch:
header = ConditionHeaderKind.IfNoneMatch;
break;
case HttpRequestHeader.IfModifiedSince:
header = ConditionHeaderKind.IfModifiedSince;
break;
case HttpRequestHeader.IfUnmodifiedSince:
header = ConditionHeaderKind.IfUnmodifiedSince;
break;
default:
CommonUtils.ArgumentOutOfRange("condition", condition);
break;
}
value = condition.AccessConditionValue;
}
}
