// caller needs to free() the result
WCHAR *ExtractFilenameFromURL(const WCHAR *url)
{
ScopedMem<WCHAR> urlName(str::Dup(url));
// try to extract the file name from the URL (last path component before query or hash)
str::TransChars(urlName, L"/?#", L"\\\0\0");
urlName.Set(str::Dup(path::GetBaseName(urlName)));
// unescape hex-escapes (these are usually UTF-8)
if (str::FindChar(urlName, '%')) {
ScopedMem<char> utf8Name(str::conv::ToUtf8(urlName));
char *src = utf8Name, *dst = utf8Name;
while (*src) {
int esc;
if ('%' == *src && str::Parse(src, "%%%2x", &esc)) {
*dst++ = (char)esc;
src += 3;
}
else
*dst++ = *src++;
}
*dst = '\0';
urlName.Set(str::conv::FromUtf8(utf8Name));
}
if (str::IsEmpty(urlName.Get()))
return NULL;
return urlName.StealData();
}
/* called by GUI */
Icon::Icon(User *user, void *d)
{
char *infos = (char *) d;
ifile = NULL;
ofile = NULL;
char *action = NULL;
vref = NULL;
char icon[URL_LEN];
*icon = 0;
/* parameters transmission */
for (char *pt = strtok(infos, "&"); pt ; pt = strtok(NULL, "&")) {
if (! stringcmp(pt, "<url=")) { pt = getParam(pt); strcpy(names.url, pt); taken = true; }
else if (! stringcmp(pt, "<file=")) { pt = getParam(pt); ifile = strdup(pt); }
else if (! stringcmp(pt, "<ofile=")) { pt = getParam(pt); strcpy(names.url, pt); }
else if (! stringcmp(pt, "<name=")) { pt = getParam(pt); strcpy(names.named, pt); }
else if (! stringcmp(pt, "<icon=")) { pt = getParam(pt); strcpy(icon, pt); }
else if (! stringcmp(pt, "<action=")) { pt = getParam(pt); action = strdup(pt); }
else if (! stringcmp(pt, "<vref=")) {
pt = strchr(pt, '=');
pt++;
char *p2;
if ((p2 = strchr(pt, '>'))) *p2 = 0;
vref = strdup(pt);
}
}
if (vref) { // local saved document exists
parser(vref);
// get the last loaded texture
int texid = Texture::getIdByUrl(names.url);
Texture *tclast = Texture::getEntryById(texid);
if (! tclast) {
tex = new char[sizeof(ICO_DEF) + 1];
strcpy(tex, ICO_DEF); // default texture
}
else {
tex = new char[strlen(tclast->url) + 1];
strcpy(tex, tclast->url);
}
taken = false;
}
else { // new document named interactively by hand
/* position */
float off = 0.4;
pos.x = user->pos.x + off * Cos(user->pos.az);
pos.y = user->pos.y + off * Sin(user->pos.az);
pos.z = user->pos.z + 0.6; // visible by eyes
pos.az = user->pos.az + M_PI_2;
/* texture */
if (*icon) {
tex = new char[strlen(icon) + 1];
strcpy(tex, icon);
}
else {
// default binding icon to document
char ext[8] = "";
memset(ext, 0, sizeof(ext));
if (Format::getExt(names.url, ext)) {
tex = new char[URL_LEN];
Format::getImgByExt(ext, tex);
}
else {
tex = new char[sizeof(ICO_DEF) + 1];
strcpy(tex, ICO_DEF);
}
}
if (ifile) { // private local document
if (*names.url) {
// public url given by user
Cache::download(ifile, ofile, "inout");
}
else {
// build local ofile in ~/public_html/vreng/
ofile = new char[URL_LEN];
sprintf(ofile, "%s/public_html", getenv("HOME"));
if (access(ofile, R_OK|W_OK|X_OK) == 0) {
strcat(ofile, "/vreng/");
if (access(ofile, R_OK|W_OK|X_OK) == -1)
mkdir(ofile, 0755);
strcat(ofile, ifile);
FILE *fin, *fout;
if ((fin = File::openFile(ifile, "r")) && (fout = File::openFile(ofile, "w"))) {
char buf[2];
while (fread(buf, 1, 1, fin))
fwrite(buf, 1, 1, fout);
File::closeFile(fin);
File::closeFile(fout);
chmod(ofile, 0644);
//FIXME: define local http_server
sprintf(names.url, "http://%s/~%s/vreng/%s", DEF_HTTP_SERVER, getenv("USER"), ifile);
}
else {
error("can't open %s or %s: %s (%d)", ifile, ofile, strerror(errno), errno);
free(ifile); ifile = NULL;
delete[] ofile;
}
}
else {
error("can't access %s", ofile);
free(ifile); ifile = NULL;
delete[] ofile;
}
}
}
makeSolid();
}
// local creation
defaults();
enableBehavior(REMOVABLE);
enableBehavior(NO_ELEMENTARY_MOVE);
setRenderPrior(RENDER_HIGH);
initializeMobileObject(1);
ttl = (taken) ? MAXFLOAT : 0;
initImposedMovement(ttl);
disablePermanentMovement();
// network creation
createVolatileNetObject(PROPS);
// document's owner
setOwner();
trace(DBG_WO, "Icon: url=%s icon=%s name=%s owner=%s", urlName(), tex, getInstance(), ownerName());
if (action) {
if (! stringcmp(action, "pin")) pin(this, NULL, 0L, 0L);
else if (! stringcmp(action, "push")) push(this, NULL, 0L, 0L);
else if (! stringcmp(action, "carry")) carry(this, NULL, 0L, 0L);
}
}