private bool CanInstall(PythonInstall install, PackageDownload download, out bool install_specific, Request request)
{
install_specific = false;
if (download.packagetype == "bdist_wheel")
{
string tag = download.basename;
if (tag.EndsWith(".whl"))
{
tag = tag.Substring(0, tag.Length - 4);
}
int platform_dash = tag.LastIndexOf('-');
if (platform_dash <= 0)
{
return(false);
}
int abi_dash = tag.LastIndexOf('-', platform_dash - 1);
if (abi_dash <= 0)
{
return(false);
}
int python_dash = tag.LastIndexOf('-', abi_dash - 1);
if (python_dash <= 0)
{
return(false);
}
tag = tag.Substring(python_dash + 1);
install_specific = true;
if (install.CompatibleWithTag(tag))
{
return(true);
}
return(false);
}
else if (download.packagetype == "sdist")
{
install_specific = false;
return(true);
}
return(true);
}
public bool CanInstall(PythonInstall install, bool install_64bit, Request request)
{
if (is_wheel)
{
if (this.tags == null)
{
return(true);
}
foreach (var tag in this.tags)
{
if (install.CompatibleWithTag(tag, install_64bit))
{
return(true);
}
}
return(false);
}
else if (source != null)
{
bool any_install_specific_download = false;
foreach (var download in downloads)
{
bool install_specific;
if (CanInstall(install, download, install_64bit, out install_specific, request))
{
return(true);
}
if (install_specific)
{
any_install_specific_download = true;
}
}
return(!any_install_specific_download);
}
return(true);
}