public static async Task <String> GetImageUrl(FetchRapportModel model)
{
CloudStorageAccount storageAccount = null;
CloudBlobContainer cloudBlobContainer = null;
// string storageConnectionString = Environment.GetEnvironmentVariable("DefaultEndpointsProtocol=https;AccountName=eindopdracht;AccountKey=6mIYTFe2w7/roeqmOqdMo8jIFsyvnDZ3vZanDH1viL3uokZz7WBHazA2WnlKH8immWlc24P7MnhT9KvHdfrRNA==;EndpointSuffix=core.windows.net");
//string storageConnectionString = "DefaultEndpointsProtocol=https;AccountName=eindopdracht;AccountKey=6mIYTFe2w7/roeqmOqdMo8jIFsyvnDZ3vZanDH1viL3uokZz7WBHazA2WnlKH8immWlc24P7MnhT9KvHdfrRNA==;EndpointSuffix=core.windows.net";
string connectionString = Environment.GetEnvironmentVariable("StorageConnectionString");
// Check whether the connection string can be parsed.
if (CloudStorageAccount.TryParse(connectionString, out storageAccount))
{
try
{
// Create the CloudBlobClient that represents the Blob storage endpoint for the storage account.
CloudBlobClient cloudBlobClient = storageAccount.CreateCloudBlobClient();
// Create a container called 'quickstartblobs' and append a GUID value to it to make the name unique.
cloudBlobContainer = cloudBlobClient.GetContainerReference("bierrapporten");
bool created = await cloudBlobContainer.CreateIfNotExistsAsync();
if (created)
{
// Set the permissions so the blobs are public.
BlobContainerPermissions permissions = new BlobContainerPermissions
{
PublicAccess = BlobContainerPublicAccessType.Blob
};
await cloudBlobContainer.SetPermissionsAsync(permissions);
}
CloudBlockBlob cloudBlockBlob = cloudBlobContainer.GetBlockBlobReference(model.imageName);
Boolean exists = await cloudBlockBlob.ExistsAsync();
if (exists)
{
return(cloudBlockBlob.Uri.AbsoluteUri);
}
else
{
return(null);
}
}
catch (StorageException ex)
{
Console.WriteLine("Error returned from the service: {0}", ex.Message);
return(null);
}
}
else
{
Console.WriteLine(
"A connection string has not been defined in the system environment variables. " +
"Add a environment variable named 'storageconnectionstring' with your storage " +
"connection string as a value.");
return(null);
}
}
public static async Task <HttpResponseMessage> Run([HttpTrigger(AuthorizationLevel.Anonymous, "post", Route = null)] HttpRequestMessage req, TraceWriter log)
{
FetchRapportModel model = await req.Content.ReadAsAsync <FetchRapportModel>();
List <String> missingProperties = model.missingProperties();
if (missingProperties.Count > 0)
{
MissingPropertiesModel missingPropertiesModel = new MissingPropertiesModel(missingProperties);
string missingPropertiesJson = JsonConvert.SerializeObject(missingPropertiesModel);
return(new HttpResponseMessage()
{
Content = new StringContent(missingPropertiesJson, System.Text.Encoding.UTF8, "application/json")
});
}
string imageUrl = await BlobHelper.GetImageUrl(model);
if (imageUrl == null)
{
ErrorModel error = new ErrorModel("Your image is not available at this moment");
string missingPropertiesJson = JsonConvert.SerializeObject(error);
return(new HttpResponseMessage()
{
Content = new StringContent(missingPropertiesJson, System.Text.Encoding.UTF8, "application/json")
});
}
else
{
RapportModel rapport = new RapportModel(imageUrl);
string missingPropertiesJson = JsonConvert.SerializeObject(rapport);
return(new HttpResponseMessage()
{
Content = new StringContent(missingPropertiesJson, System.Text.Encoding.UTF8, "application/json")
});
}
}
