public bool DownloadFile(GitHubFile file, string DestinationDir)
{
// Check if the file is new/updated first
if (!DownloadNeeded(file, DestinationDir))
{
return(true);
}
// download.....
try
{
if (logger != null)
{
logger("Download github file " + file.Name);
}
WriteLog("Download github file " + file.Name, "");
string destFile = Path.Combine(DestinationDir, file.Name);
using (WebClient client = new WebClient())
{
client.DownloadFile(file.DownloadURL, destFile);
}
return(true);
}
catch (WebException ex)
{
using (WebResponse response = ex.Response)
{
HttpWebResponse httpResponse = (HttpWebResponse)response;
System.Diagnostics.Trace.WriteLine(ex.StackTrace);
System.Diagnostics.Trace.WriteLine("WebException : " + ex.Message);
System.Diagnostics.Trace.WriteLine("Response code : " + httpResponse.StatusCode);
System.Diagnostics.Trace.WriteLine(ex.StackTrace);
WriteLog("WebException" + ex.Message, "");
WriteLog($"HTTP Error code: {httpResponse.StatusCode}", "");
return(false);
}
}
catch (Exception ex)
{
if (logger != null)
{
logger("GitHub DownloadFile Exception" + ex.Message);
}
WriteLog("GitHub DownloadFile Exception" + ex.Message, "");
return(false);
}
}
public bool DownloadNeeded(GitHubFile file, string DestinationDir)
{
string destFile = Path.Combine(DestinationDir, file.Name);
if (!File.Exists(destFile))
{
return(true);
}
else
{
// Calculate sha
string sha = CalcSha1(destFile).ToLower();
if (sha.Equals(file.sha))
{
return(false);
}
}
return(true);
}
public List <GitHubFile> GetDataFiles(string gitdir)
{
List <GitHubFile> files = new List <GitHubFile>();
try
{
HttpWebRequest request = WebRequest.Create("https://api.github.com/repos/EDDiscovery/EDDiscoveryData/contents/" + gitdir) as HttpWebRequest;
request.UserAgent = "TestApp";
using (HttpWebResponse response = request.GetResponse() as HttpWebResponse)
{
StreamReader reader = new StreamReader(response.GetResponseStream());
string content1 = reader.ReadToEnd();
JArray ja = JArray.Parse(content1);
if (ja != null)
{
foreach (JObject jo in ja)
{
GitHubFile file = new GitHubFile(jo);
files.Add(file);
}
return(files);
}
else
{
return(null);
};
}
}
catch (Exception ex)
{
Trace.WriteLine($"Exception: {ex.Message}");
Trace.WriteLine($"ETrace: {ex.StackTrace}");
return(null);
}
}