/* Creator callback for private structure. */
static void *ld_create(void *userdata, const ne_uri *uri)
{
struct ne_lock *lk = ne_lock_create();
ne_uri_copy(&lk->uri, uri);
return lk;
}
static void *ld_create(void *userdata, const char *href)
{
struct discover_ctx *ctx = userdata;
struct ne_lock *lk = ne_lock_create();
if (ne_uri_parse(href, &lk->uri) != 0) {
ne_lock_destroy(lk);
return NULL;
}
if (!lk->uri.host)
ne_fill_server_uri(ctx->session, &lk->uri);
return lk;
}
/* TODO: does this work under cygwin? mkstemp() may or may not open
the file using O_BINARY, and then we *do* upload it using O_BINARY,
so maybe this will screw things up. Maybe we should fcntl it and
set O_BINARY, if that is allowed under cygwin? */
void execute_edit(const char *remote)
{
char *real_remote;
unsigned int can_lock; /* can we LOCK it? */
struct ne_lock *lock = NULL;
char fname[PATH_MAX] = "/tmp/cadaver-edit-XXXXXX";
const char *pnt;
int fd;
int is_checkout, is_checkin;
real_remote = resolve_path(session.uri.path, remote, false);
/* Don't let them edit a collection, since PUT to a collection is
* bogus. Really we want to be able to fetch a "DefaultDocument"
* property, and edit on that instead: IIS does expose such a
* property. Would be a nice hack to add the support to mod_dav
* too. */
if (getrestype(real_remote) == resr_collection) {
printf(_("You cannot edit a collection resource (%s).\n"),
real_remote);
goto edit_bail;
}
can_lock = is_lockable(real_remote);
/* Give the local temp file the same extension as the remote path,
* so the editor can have a stab at the content-type. */
pnt = strrchr(real_remote, '.');
if (pnt != NULL && strchr(pnt, '/') == NULL) {
strncat(fname, pnt, PATH_MAX);
fname[PATH_MAX-1] = '\0';
}
fd = cad_mkstemp(fname);
if (fd == -1) {
printf(_("Could not create temporary file %s:\n%s\n"), fname,
strerror(errno));
goto edit_bail;
}
/* Sanity check on the file perms. */
#ifdef HAVE_FCHMOD
if (fchmod(fd, 0600) == -1) {
#else
if (chmod(fname, 0600) == -1) {
#endif
printf(_("Could not set file permissions for %s:\n%s\n"), fname,
strerror(errno));
goto edit_bail;
}
if (can_lock) {
lock = ne_lock_create();
ne_fill_server_uri(session.sess, &lock->uri);
lock->uri.path = ne_strdup(real_remote);
lock->owner = getowner();
out_start("Locking", remote);
if (out_handle(ne_lock(session.sess, lock))) {
ne_lockstore_add(session.locks, lock);
} else {
ne_lock_destroy(lock);
goto edit_close;
}
} else {
/* TODO: HEAD and get the Etag/modtime */
}
/* Return 1: Checkin, 2: Checkout, 0: otherwise */
is_checkin = is_vcr(real_remote);
if (is_checkin==1) {
execute_checkout(real_remote);
}
output(o_download, _("Downloading `%s' to %s"), real_remote, fname);
/* Don't puke if get fails -- perhaps we are creating a new one? */
out_result(ne_get(session.sess, real_remote, fd));
if (close(fd)) {
output(o_finish, _("Error writing to temporary file: %s\n"),
strerror(errno));
}
else if (!run_editor(fname)) {
int upload_okay = 0;
fd = open(fname, O_RDONLY | OPEN_BINARY_FLAGS);
if (fd < 0) {
output(o_finish,
_("Could not re-open temporary file: %s\n"),
strerror(errno));
} else {
do {
output(o_upload, _("Uploading changes to `%s'"), real_remote);
/* FIXME: conditional PUT using fetched Etag/modtime if
* !can_lock */
if (out_handle(ne_put(session.sess, real_remote, fd))) {
upload_okay = 1;
} else {
/* TODO: offer to save locally instead */
printf(_("Try uploading again (y/n)? "));
if (!yesno()) {
upload_okay = 1;
}
}
} while (!upload_okay);
close(fd);
}
}
if (unlink(fname)) {
printf(_("Could not delete temporary file %s:\n%s\n"), fname,
strerror(errno));
}
/* Return 1: Checkin, 2: Checkout, 0: otherwise */
is_checkout = is_vcr(real_remote);
if (is_checkout==2) {
execute_checkin(real_remote);
}
/* UNLOCK it again whether we succeed or failed in our mission */
if (can_lock) {
output(o_start, "Unlocking `%s':", remote);
out_result(ne_unlock(session.sess, lock));
ne_lockstore_remove(session.locks, lock);
ne_lock_destroy(lock);
}
goto edit_bail;
edit_close:
close(fd);
edit_bail:
free(real_remote);
return;
}
