/*
 * Copyright (C) 2008-2011 High Energy Accelerator Research Organization (KEK)
 * Copyright (C) 2008-2011 National Institute of Informatics in Japan.
 * All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/*** Copyright (c), The Regents of the University of California            ***
 *** For more information please refer to files in the COPYRIGHT directory ***/
/*
 * iget - The irods get utility
*/

#include "irods_icommands.hpp"

namespace irods_file_adaptor {
	namespace api {
	int icommands::iget(int argc, char **argv) {
		int status;
		rodsEnv myEnv;
		rErrMsg_t errMsg;
		rcComm_t *conn;
		rodsArguments_t myRodsArgs;
		char *optStr;
		rodsPathInp_t rodsPathInp;
		int reconnFlag;


		optStr = "hfKN:n:rQvVX:R:T";

		status = parseCmdLineOpt (argc, argv, optStr, 0, &myRodsArgs);

		if (status < 0) {
			printf("Use -h for help.\n");
			exit (1);
		}
		if (myRodsArgs.help==True) {
//		   usage();
		   exit(0);
		}

		status = getRodsEnv (&myEnv);

		if (status < 0) {
			rodsLogError(LOG_ERROR, status, "main: getRodsEnv error. ");
			exit (1);
		}

		status = parseCmdLinePath (argc, argv, optind, &myEnv,
		  UNKNOWN_OBJ_T, UNKNOWN_FILE_T, 0, &rodsPathInp);

		if (status < 0) {
			rodsLogError (LOG_ERROR, status, "main: parseCmdLinePath error. ");
			printf("Use -h for help.\n");
			exit (1);
		}

		if (myRodsArgs.reconnect == True) {
		reconnFlag = RECONN_TIMEOUT;
		} else {
		reconnFlag = NO_RECONN;
		}

		conn = rcConnect (myEnv.rodsHost, myEnv.rodsPort, myEnv.rodsUserName,
		  myEnv.rodsZone, reconnFlag, &errMsg);

		if (conn == NULL) {
			exit (2);
		}

		if (strcmp (myEnv.rodsUserName, PUBLIC_USER_NAME) != 0) {
			status = clientLogin(conn);
			if (status != 0) {
				rcDisconnect(conn);
				exit (7);
		}
		}

//		status = getUtil (conn, &myEnv, &myRodsArgs, &rodsPathInp);
		status = getUtil (&conn, &myEnv, &myRodsArgs, &rodsPathInp);

		rcDisconnect(conn);

		if (status < 0) {
		exit (3);
		}
		else {
//			exit(0);
			return 0;
		}

	}

	}
}

//void
//usage () {
//   char *msgs[]={
//"Usage: iget [-fKQrUvVT] [-n replNumber] [-N numThreads] [-X restartFile]",
//"[-R resource] srcDataObj|srcCollection ... destLocalFile|destLocalDir",
//"Usage : iget [-fKQUvVT] [-n replNumber] [-N numThreads] [-X restartFile]",
//"[-R resource] srcDataObj|srcCollection",
//"Usage : iget [-fKQUvVT] [-n replNumber] [-N numThreads] [-X restartFile]",
//"[-R resource] srcDataObj ... -",
//"Get data-objects or collections from irods space, either to the specified",
//"local area or to the current working directory.",
//" ",
//"If the destLocalFile is '-', the files read from the server will be ",
//"written to the standard output (stdout). Similar to the UNIX 'cat'",
//"command, multiple source files can be specified.",
//" ",
//"The -X option specifies that the restart option is on and the restartFile",
//"input specifies a local file that contains the restart info. If the ",
//"restartFile does not exist, it will be created and used for recording ",
//"subsequent restart info. If it exists and is not empty, the restart info",
//"contained in this file will be used for restarting the operation.",
//"Note that the restart operation only works for uploading directories and",
//"the path input must be identical to the one that generated the restart file",
//" ",
//"The -Q option specifies the use of the RBUDP transfer mechanism which uses",
//"the UDP protocol for data transfer. The UDP protocol is very efficient",
//"if the network is very robust with few packet losses. Two environment",
//"variables - rbudpSendRate and rbudpPackSize are used to tune the RBUDP",
//"data transfer. rbudpSendRate is used to throttle the send rate in ",
//"kbits/sec. The default rbudpSendRate is 600,000. rbudpPackSize is used",
//"to set the packet size. The dafault rbudpPackSize is 8192.",
//" ",
//"The -T option will renew the socket connection between the client and ",
//"server after 10 minutes of connection. This gets around the problem of",
//"sockets getting timed out by the firewall as reported by some users.",
//" ",
//"Options are:",
//
//" -f  force - write local files even it they exist already (overwrite them)",
//" -K  verify the checksum",
//" -n  replNumber - retrieve the copy with the specified replica number ",
//" -N  numThreads - the number of thread to use for the transfer. A value of",
//"       0 means no threading. By default (-N option not used) the server ",
//"       decides the number of threads to use.",
//" -r  recursive - retrieve subcollections",
//" -R  resource - the preferred resource",
//" -T  renew socket connection after 10 minutes",
//" -Q  use RBUDP (datagram) protocol for the data transfer",
//" -v  verbose",
//" -V  Very verbose",
//"     restartFile input specifies a local file that contains the restart info.",
//" -X  restartFile - specifies that the restart option is on and the",
//"     restartFile input specifies a local file that contains the restart info.",
//" -h  this help",
//""};
//   int i;
//   for (i=0;;i++) {
//      if (strlen(msgs[i])==0) break;
//      printf("%s\n",msgs[i]);
//   }
//   printReleaseInfo("iget");
//}