int handle_http_proppatch(http_req * req, http_rsp * rsp)
{
HashElement * e = NULL;
char * propxml = NULL;
int contentlen = 0;
char * vpath = req->uri;
WEBLOG_API();
#ifdef WEBCFG_SUPPORT_AUTH
/* Authentication has a very high priority. */
if (OK != CheckAuthorization(req, rsp))
{
return handle_http_error(401, req, rsp);
}
#endif
if(OK != Webdav_CheckPath(req->uri))
{
WEBLOG_ERROR("<%s> PROPFIND is not allowed for non-webdav path [%s].\n", __FUNCTION__, req->uri);
return handle_http_error(403, req, rsp);
}
if(0 == strlen(vpath))
{
strcat(vpath, "/");
WEBLOG_VERBOSE("<%s> redirect to root path. [%s].\n", __FUNCTION__, vpath);
}
#ifdef WEBCFG_MINIMIZE_SERVER
#else
if(OK != Webdav_CheckPath(req->uri))
{
WEBLOG_ERROR("<%s> PROPFIND is not allowed for non-webdav path [%s].\n", __FUNCTION__, req->uri);
return handle_http_error(403, req, rsp);
}
e = HashLookup(req->headOptions, "Content-Type");
if(e && strstr(e->value.data.string, "xml"))
{
char * xmlsockbuf = NULL;
char * p = NULL;
WEBLOG_INFO("<%s> Client provide props value in a xml body.\n", __FUNCTION__);
e = HashLookup(req->headOptions, "Content-Length");
if(!e)
{
/* RFC2616, 14.23. */
WEBLOG_ERROR("<%s> Missing \"Content-Length\" for xml body.\n", __FUNCTION__);
return handle_http_error(400, req, rsp);
}
contentlen = atoi(e->value.data.string);
xmlsockbuf = (char *)webmalloc(contentlen+1);
memset(xmlsockbuf, 0, contentlen+1);
if(req->datalen > 0) // data left in head buffer.
{
memcpy(xmlsockbuf, req->sockbuf, req->datalen);
WEBLOG_VERBOSE("<%s> previous buffered %d/%d bytes consumed.\n",
__FUNCTION__, req->datalen, contentlen);
}
/* if there's more data in socket.... */
if (req->datalen < contentlen)
{
/* read rest of data from socket. */
p = xmlsockbuf + req->datalen;
req->datalen = recv(req->sock, p, contentlen-req->datalen, 0);
WEBLOG_VERBOSE("<%s> %d/%d bytes read from socket.\n",
__FUNCTION__, req->datalen, contentlen);
dumpText(xmlsockbuf, contentlen);
}
}
#endif
return handle_http_error(501, req, rsp);
}
int handle_http_propfind(http_req * req, http_rsp * rsp)
{
int ret = OK;
HashElement * e = NULL;
int depth = -1;
HashHandle props = NULL_HANDLE;
CacheHandle cache = NULL_HANDLE;
char * propxml = NULL;
int contentlen = 0;
char * vpath = req->uri;
struct stat buf;
WEBLOG_API();
#ifdef WEBCFG_SUPPORT_AUTH
/* Authentication has a very high priority. */
if (OK != CheckAuthorization(req, rsp))
{
return handle_http_error(401, req, rsp);
}
#endif
if(OK != Webdav_CheckPath(req->uri))
{
WEBLOG_ERROR("<%s> PROPFIND is not allowed for non-webdav path [%s].\n", __FUNCTION__, req->uri);
handle_http_error(403, req, rsp);
ret = NG;
goto __error_out;
}
if(0 == strlen(vpath))
{
strcat(vpath, "/");
WEBLOG_VERBOSE("<%s> redirect to root path. [%s].\n", __FUNCTION__, vpath);
}
WEBLOG_INFO("<%s> stat the file \"%s\".\n", __FUNCTION__, vpath);
ret = stat(vpath, &buf);
/* Check if statistics are valid: */
if(ret != 0)
{
WEBLOG_ERROR("<%s> fail to stat the file \"%s\".\n", __FUNCTION__, vpath);
switch (errno)
{
case ENOENT:
WEBLOG_ERROR("<%s> File %s not found.\n", __FUNCTION__, vpath);
handle_http_error(404, req, rsp);
ret = NG;
goto __error_out;
case EINVAL: /* no break */
default:
/* Should never be reached. */
WEBLOG_ERROR("<%s> Unexpected error in _stat.\n", __FUNCTION__);
handle_http_error(500, req, rsp);
ret = NG;
goto __error_out;
}
}
props = HashTableCreate(64);
ASSERT(props != NULL_HANDLE);
/* get depth. */
e = HashLookup(req->headOptions, "Depth");
if(!e) depth = -1;
else if(e->value.data.string[0] == '0') depth = 0;
else if(e->value.data.string[0] == '1') depth = 1;
else depth = -1;
if(depth == -1 && TRUE == Webdav_isFolder(vpath))
{
WEBLOG_ERROR("<%s> PROPFIND a collection with infinite depth is not allowed.\n", __FUNCTION__);
handle_http_error(403, req, rsp);
ret = NG;
goto __error_out;
}
#ifdef WEBCFG_MINIMIZE_SERVER
#else
e = HashLookup(req->headOptions, "Content-Type");
if(e && strstr(e->value.data.string, "xml"))
{
char * xmlsockbuf = NULL;
char strbuf[128] = {0};
char *end, *p, *q;
HashValue eeee = HashString("", FALSE); // empty value!
WEBLOG_INFO("<%s> Client request props in a xml body.\n", __FUNCTION__);
e = HashLookup(req->headOptions, "Content-Length");
if(!e)
{
/* RFC2616, 14.23. */
WEBLOG_ERROR("<%s> Missing \"Content-Length\" for xml body.\n", __FUNCTION__);
handle_http_error(400, req, rsp);
ret = NG;
goto __error_out;
}
contentlen = atoi(e->value.data.string);
xmlsockbuf = (char *)webmalloc(contentlen+1);
memset(xmlsockbuf, 0, contentlen+1);
if(req->datalen > 0) // data left in head buffer.
{
memcpy(xmlsockbuf, req->sockbuf, req->datalen);
WEBLOG_VERBOSE("<%s> previous buffered %d/%d bytes consumed.\n",
__FUNCTION__, req->datalen, contentlen);
}
/* if there's more data in socket.... */
if (req->datalen < contentlen)
{
/* read rest of data from socket. */
p = xmlsockbuf + req->datalen;
req->datalen = recv(req->sock, p, contentlen-req->datalen, 0);
WEBLOG_VERBOSE("<%s> %d/%d bytes read from socket.\n",
__FUNCTION__, req->datalen, contentlen);
dumpText(xmlsockbuf, contentlen);
}
p = strstr(xmlsockbuf, "<prop>") + 6;
end = strstr(xmlsockbuf, "</prop>");
if(strstr(xmlsockbuf, "<allprop/>"))
{
WEBLOG_INFO("<%s> client request all props.\n", __FUNCTION__);
}
else
{
ASSERT(p<end);
*end = '\0'; /* good for str api. */
/* Possible Value:
WinXP: <propname/>
Cadaver: <propname xmlns="DAV:"/>
*/
do
{
p = strchr(p, '<');
if(!p) break;
else p++;
q = strstr(p, "/>");
ASSERT(q && (q-p < sizeof(strbuf)));
strncpy(strbuf, p, q-p);
p = strchr(strbuf, ' ');
if(p) *p = '\0';
p = strtrim(strbuf);
WEBLOG_INFO("<%s> client request prop: <%s>\n", __FUNCTION__, p);
HashAdd(props, p, eeee);
p = q + 2;
}
while(p<end); /* <xxx/>\r\n</prop> */
}
}
#endif
cache = CacheCreate();
Webdav_Props(props, cache, vpath, depth);
contentlen = CacheGetData(cache, &propxml);
ASSERT(propxml);
dumpText(propxml, contentlen);
WEBLOG_INFO("<%s> response xml ready. len %d.\n", __FUNCTION__, contentlen);
rsp->code = 207;
rsp->body = propxml;
http_add_rspoption(rsp, "Content-Type", "text/xml");
http_send_response(rsp);
__error_out:
if (props != NULL_HANDLE) HashTableDestroy(props);
if (cache != NULL_HANDLE) CacheDestroy(cache);
return ret;
}
mce_match_element(reader, NULL, NULL) {
dumpText(ctx, reader, level, textMode, parMode, cellMode, rowMode, prop_mode);
}
