static GF_InputService *gf_term_can_handle_service(GF_Terminal *term, const char *url, const char *parent_url, Bool no_mime_check, char **out_url, GF_Err *ret_code, GF_DownloadSession **the_session)
{
u32 i;
GF_Err e;
char *sURL, *qm, *frag, *ext, *mime_type, *url_res;
char szExt[50];
const char *force_module = NULL;
GF_InputService *ifce;
Bool skip_mime = 0;
memset(szExt, 0, sizeof(szExt));
(*ret_code) = GF_OK;
ifce = NULL;
mime_type = NULL;
GF_LOG(GF_LOG_DEBUG, GF_LOG_MEDIA, ("[Terminal] Looking for plugin for URL %s\n", url));
*out_url = NULL;
sURL = NULL;
if (!url || !strncmp(url, "\\\\", 2) ) {
(*ret_code) = GF_URL_ERROR;
goto exit;
}
if (!strnicmp(url, "libplayer://", 12)) {
force_module = "LibPlayer";
}
/*used by GUIs scripts to skip URL concatenation*/
if (!strncmp(url, "gpac://", 7)) sURL = gf_strdup(url+7);
/*opera-style localhost URLs*/
else if (!strncmp(url, "file://localhost", 16)) sURL = gf_strdup(url+16);
else if (parent_url) sURL = gf_url_concatenate(parent_url, url);
/*path absolute*/
if (!sURL) sURL = gf_strdup(url);
if (gf_url_is_local(sURL))
gf_url_to_fs_path(sURL);
if (the_session) *the_session = NULL;
if (no_mime_check) {
mime_type = NULL;
} else {
/*fetch a mime type if any. If error don't even attempt to open the service
TRYTOFIXME: it would be nice to reuse the downloader created while fetching the mime type, however
we don't know if the plugin will want it threaded or not....
*/
mime_type = get_mime_type(term, sURL, &e, the_session);
if (e) {
(*ret_code) = e;
goto exit;
}
}
if (mime_type &&
(!stricmp(mime_type, "text/plain")
|| !stricmp(mime_type, "video/quicktime")
|| !stricmp(mime_type, "application/octet-stream")
)
) {
skip_mime = 1;
}
ifce = NULL;
/*load from mime type*/
if (mime_type && !skip_mime) {
const char *sPlug = gf_cfg_get_key(term->user->config, "MimeTypes", mime_type);
GF_LOG(GF_LOG_DEBUG, GF_LOG_MEDIA, ("[Terminal] Mime type found: %s\n", mime_type));
if (!sPlug) {
gf_free(mime_type);
mime_type=NULL;
}
if (sPlug) sPlug = strrchr(sPlug, '"');
if (sPlug) {
sPlug += 2;
GF_LOG(GF_LOG_DEBUG, GF_LOG_DASH, ("%s:%d FOUND matching module %s\n", __FILE__, __LINE__, sPlug));
ifce = (GF_InputService *) gf_modules_load_interface_by_name(term->user->modules, sPlug, GF_NET_CLIENT_INTERFACE);
if (force_module && ifce && !strstr(ifce->module_name, force_module)) {
gf_modules_close_interface((GF_BaseInterface *) ifce);
ifce = NULL;
}
if (ifce && !net_check_interface(ifce) ) {
gf_modules_close_interface((GF_BaseInterface *) ifce);
ifce = NULL;
}
}
}
/* The file extension, if any, is before '?' if any or before '#' if any.*/
url_res = strrchr(sURL, '/');
if (!url_res) url_res = strrchr(sURL, '\\');
if (!url_res) url_res = sURL;
qm = strchr(url_res, '?');
if (qm) {
qm[0] = 0;
ext = strrchr(url_res, '.');
qm[0] = '?';
} else {
frag = strchr(url_res, '#');
if (frag) {
frag[0] = 0;
ext = strrchr(url_res, '.');
frag[0] = '#';
} else {
ext = strrchr(url_res, '.');
}
}
if (ext && !stricmp(ext, ".gz")) {
char *anext;
ext[0] = 0;
anext = strrchr(sURL, '.');
ext[0] = '.';
ext = anext;
}
/*no mime type: either local or streaming. If streaming discard extension checking*/
if (!ifce && !mime_type && strstr(sURL, "://") && strnicmp(sURL, "file://", 7)) ext = NULL;
/*browse extensions for prefered module*/
if (!ifce && ext) {
u32 keyCount;
strncpy(szExt, &ext[1], 49);
ext = strrchr(szExt, '?');
if (ext) ext[0] = 0;
ext = strrchr(szExt, '#');
if (ext) ext[0] = 0;
GF_LOG(GF_LOG_DEBUG, GF_LOG_MEDIA, ("[Terminal] No mime type found - checking by extension %s\n", szExt));
assert( term && term->user && term->user->modules);
keyCount = gf_cfg_get_key_count(term->user->config, "MimeTypes");
for (i=0; i<keyCount; i++) {
char *sPlug;
const char *sKey;
const char *sMime;
sMime = gf_cfg_get_key_name(term->user->config, "MimeTypes", i);
if (!sMime) continue;
sKey = gf_cfg_get_key(term->user->config, "MimeTypes", sMime);
if (!sKey) continue;
if (!check_extension(sKey, szExt)) continue;
sPlug = strrchr(sKey, '"');
if (!sPlug) continue; /*bad format entry*/
sPlug += 2;
GF_LOG(GF_LOG_DEBUG, GF_LOG_MEDIA, ("[Terminal] Trying module[%i]=%s, mime=%s\n", i, sPlug, sMime));
ifce = (GF_InputService *) gf_modules_load_interface_by_name(term->user->modules, sPlug, GF_NET_CLIENT_INTERFACE);
if (!ifce){
GF_LOG(GF_LOG_DEBUG, GF_LOG_MEDIA, ("[Terminal] module[%i]=%s, mime=%s, cannot be loaded for GF_NET_CLIENT_INTERFACE.\n", i, sPlug, sMime));
continue;
}
if (force_module && ifce && !strstr(ifce->module_name, force_module)) {
gf_modules_close_interface((GF_BaseInterface *) ifce);
ifce = NULL;
continue;
}
if (ifce && !net_check_interface(ifce)) {
gf_modules_close_interface((GF_BaseInterface *) ifce);
ifce = NULL;
continue;
}
break;
}
}
/*browse all modules*/
if (!ifce) {
GF_LOG(GF_LOG_DEBUG, GF_LOG_MEDIA, ("[Terminal] Not found any interface, trying browsing all modules...\n"));
for (i=0; i< gf_modules_get_count(term->user->modules); i++) {
ifce = (GF_InputService *) gf_modules_load_interface(term->user->modules, i, GF_NET_CLIENT_INTERFACE);
if (!ifce) continue;
GF_LOG(GF_LOG_DEBUG, GF_LOG_MEDIA, ("[Terminal] Checking if module %s supports URL %s\n", ifce->module_name, sURL));
if (force_module && ifce && !strstr(ifce->module_name, force_module)) {
}
else if (net_check_interface(ifce) && ifce->CanHandleURL(ifce, sURL)) {
break;
}
gf_modules_close_interface((GF_BaseInterface *) ifce);
ifce = NULL;
}
}
exit:
if (!ifce){
GF_LOG(GF_LOG_ERROR, GF_LOG_MEDIA, ("[Terminal] Did not find any input plugin for URL %s (%s)\n", sURL ? sURL : url, mime_type ? mime_type : "no mime type"));
if (sURL) gf_free(sURL);
if ( (*ret_code) == GF_OK) (*ret_code) = GF_NOT_SUPPORTED;
*out_url = NULL;
if (the_session && *the_session) {
gf_dm_sess_del(*the_session);
}
} else {
*out_url = sURL;
GF_LOG(GF_LOG_INFO, GF_LOG_MEDIA, ("[Terminal] Found input plugin %s for URL %s (%s)\n", ifce->module_name, sURL, mime_type ? mime_type : "no mime type"));
}
if (mime_type)
gf_free(mime_type);
mime_type = NULL;
return ifce;
}
LPNETSERVICE NM_NewService(struct _m4_client *term, struct _od_manager *owner, const char *url, LPNETSERVICE parent_service, M4Err *ret_code)
{
LPNETSERVICE serv;
u32 i;
M4Err e;
char *sURL, *ext, *mime_type;
char szExt[50];
NetClientPlugin *ifce;
if (!url) {
(*ret_code) = M4URLNotFound;
return NULL;
}
if (parent_service && parent_service->url) {
sURL = URL_Concatenate(parent_service->url, url);
/*path was absolute*/
if (!sURL) sURL = strdup(url);
} else {
sURL = strdup(url);
}
/*fetch a mime type if any. If error don't even attempt to open the service*/
mime_type = NM_GetMimeType(term, sURL, &e);
if (e) {
free(sURL);
(*ret_code) = e;
return NULL;
}
if (mime_type && !stricmp(mime_type, "text/plain")) {
free(mime_type);
mime_type = NULL;
}
ifce = NULL;
/*load from mime type*/
if (mime_type) {
char *sPlug = IF_GetKey(term->user->config, "MimeTypes", mime_type);
if (sPlug) sPlug = strrchr(sPlug, '"');
if (sPlug) {
sPlug += 2;
PM_LoadInterfaceByName(term->user->plugins, sPlug, M4STREAMINGCLIENT, (void **) &ifce);
if (ifce && !net_check_interface(ifce) ) {
PM_ShutdownInterface(ifce);
ifce = NULL;
}
}
}
ext = strrchr(sURL, '.');
/*no mime type: either local or streaming. If streaming discard extension checking*/
if (!ifce && !mime_type && strstr(sURL, "://") && strnicmp(sURL, "file://", 7)) ext = NULL;
/*browse extensions for prefered plugin*/
if (!ifce && ext) {
u32 keyCount;
strcpy(szExt, &ext[1]);
ext = strrchr(szExt, '#');
if (ext) ext[0] = 0;
keyCount = IF_GetKeyCount(term->user->config, "MimeTypes");
for (i=0; i<keyCount; i++) {
char *sMime, *sKey, *sPlug;
sMime = (char *) IF_GetKeyName(term->user->config, "MimeTypes", i);
if (!sMime) continue;
sKey = IF_GetKey(term->user->config, "MimeTypes", sMime);
if (!sKey) continue;
if (!check_extension(sKey, szExt)) continue;
sPlug = strrchr(sKey, '"');
if (!sPlug) continue; /*bad format entry*/
sPlug += 2;
PM_LoadInterfaceByName(term->user->plugins, sPlug, M4STREAMINGCLIENT, (void **) &ifce);
if (!ifce) continue;
if (!net_check_interface(ifce)) {
PM_ShutdownInterface(ifce);
ifce = NULL;
continue;
}
break;
}
}
/*browse all plugins*/
if (!ifce) {
for (i=0; i< PM_GetPluginsCount(term->user->plugins); i++) {
PM_LoadInterface(term->user->plugins, i, M4STREAMINGCLIENT, (void **) &ifce);
if (!ifce) continue;
if (net_check_interface(ifce) && ifce->CanHandleURL(ifce, sURL)) break;
PM_ShutdownInterface(ifce);
ifce = NULL;
}
}
if (mime_type) free(mime_type);
if (!ifce) {
free(sURL);
(*ret_code) = M4UnsupportedURL;
return NULL;
}
serv = malloc(sizeof(NetService));
memset(serv, 0, sizeof(NetService));
serv->term = term;
serv->owner = owner;
serv->ifce = ifce;
serv->url = sURL;
serv->Clocks = NewChain();
serv->dnloads = NewChain();
ChainAddEntry(term->net_services, serv);
return serv;
}
