url
get_from_web (url name) {
if (!is_rooted_web (name)) return url_none ();
url res= get_cache (name);
if (!is_none (res)) return res;
#ifdef OS_WIN32
string urlString = as_string (name);
url tmp = url_temp();
if (starts (urlString, "www."))
urlString = "http://" * urlString;
else if (starts (urlString, "ftp."))
urlString = "ftp://" * urlString;
else if (starts (urlString, "ftp://"))
urlPath = NULL;
else if (starts (urlString, "http://"))
urlPath = NULL;
else
urlString = "http://" * urlString;
urlString= web_encode (urlString);
c_string urlPath (urlString);
c_string tempFilePath (as_string (tmp));
if(!URL_Get(urlPath, tempFilePath))
return url_none();
else return set_cache (name, tmp);
#else
string test= var_eval_system ("which wget");
if (!ends (test, "wget")) return url_none ();
url tmp= url_temp ();
string tmp_s= escape_sh (concretize (tmp));
string cmd= "wget --header='User-Agent: TeXmacs-" TEXMACS_VERSION "' -q";
cmd << " -O " << tmp_s << " " << escape_sh (web_encode (as_string (name)));
// cout << cmd << "\n";
system (cmd);
// cout << "got " << name << " as " << tmp << "\n";
if (var_eval_system ("cat " * tmp_s * " 2> /dev/null") == "") {
remove (tmp);
return url_none ();
}
else return set_cache (name, tmp);
#endif
}
void FilePath::ConvertToAbsolute(const FilePath & basePath)
{
if (IsAbsolute())
{
return;
}
if (!basePath.IsAbsolute())
{
throw ILLEGAL_ARGUMENT_ERROR("FilePath::ConvertToAbsolute() - basePath is not absolute");
}
FilePath tempFilePath(basePath);
tempFilePath.Append(*this);
std::swap(parts_, tempFilePath.parts_);
SetAbsolute();
}
