/***************************************************************************/
/*                                                                         */
/* Project:     OpenSLP command line UA wrapper                            */
/*                                                                         */
/* File:        slptool_main.c                                             */
/*                                                                         */
/* Abstract:    Main implementation for slpua                              */
/*                                                                         */
/* Requires:    OpenSLP installation                                       */
/*                                                                         */
/* Copyright (c) 1995, 1999  Caldera Systems, Inc.                         */
/*                                                                         */
/* This program is free software; you can redistribute it and/or modify it */
/* under the terms of the GNU Lesser General Public License as published   */
/* by the Free Software Foundation; either version 2.1 of the License, or  */
/* (at your option) any later version.                                     */
/*                                                                         */
/*     This program is distributed in the hope that it will be useful,     */
/*     but WITHOUT ANY WARRANTY; without even the implied warranty of      */
/*     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the       */
/*     GNU Lesser General Public License for more details.                 */
/*                                                                         */
/*     You should have received a copy of the GNU Lesser General Public    */
/*     License along with this program; see the file COPYING.  If not,     */
/*     please obtain a copy from http://www.gnu.org/copyleft/lesser.html   */
/*                                                                         */
/*-------------------------------------------------------------------------*/
/*                                                                         */
/*     Please submit patches to maintainer of http://www.openslp.org       */
/*                                                                         */
/***************************************************************************/

#include "slptool.h"

/*=========================================================================*/
SLPBoolean mySrvTypeCallback( SLPHandle hslp, 
                              const char* srvtypes, 
                              SLPError errcode, 
                              void* cookie ) 
/*=========================================================================*/
{
    char* cpy;
    char* slider1;
    char* slider2;

    if(errcode == SLP_OK && *srvtypes)
    {
        cpy = strdup(srvtypes);
        if(cpy)
        {
            slider1 = slider2 = cpy;
            while(slider1 = strchr(slider2,','))
            {
                *slider1 = 0;
                printf("%s\n",slider2);
                slider1 ++;
                slider2 = slider1;
            }

            /* print the final itam */
            printf("%s\n",slider2);

            free(cpy);
        }
        
    }

    return SLP_TRUE;
}


/*=========================================================================*/
void FindSrvTypes(SLPToolCommandLine* cmdline)
/*=========================================================================*/
{
    SLPError    result;
    SLPHandle   hslp;

    if(SLPOpen(cmdline->lang,SLP_FALSE,&hslp) == SLP_OK)
    {
        if(cmdline->cmdparam1)
        {
            result = SLPFindSrvTypes(hslp,
				     cmdline->cmdparam1,
				     cmdline->scopes,
				     mySrvTypeCallback,
				     0);
	}
        else
        {
	    result = SLPFindSrvTypes(hslp,
				     "*",
				     cmdline->scopes,
				     mySrvTypeCallback,
				     0);
	}
       
        if(result != SLP_OK)
        {
            printf("errorcode: %i",result);
        }
       
        SLPClose(hslp);
    }
}

/*=========================================================================*/
SLPBoolean myAttrCallback(SLPHandle hslp, 
                        const char* attrlist, 
                        SLPError errcode, 
                        void* cookie )
/*=========================================================================*/
{
    if(errcode == SLP_OK)
    {
        printf("%s\n",attrlist);
    }
    
    return SLP_TRUE;
}


/*=========================================================================*/
void FindAttrs(SLPToolCommandLine* cmdline)
/*=========================================================================*/
{
    SLPError    result;
    SLPHandle   hslp;

    if(SLPOpen(cmdline->lang,SLP_FALSE,&hslp) == SLP_OK)
    {

        result = SLPFindAttrs(hslp,
                             cmdline->cmdparam1,
                             cmdline->scopes,
                             cmdline->cmdparam2,
                             myAttrCallback,
                             0);
        if(result != SLP_OK)
        {
            printf("errorcode: %i",result);
        }
        SLPClose(hslp);
    }               
}

 
/*=========================================================================*/
SLPBoolean mySrvUrlCallback( SLPHandle hslp, 
                             const char* srvurl, 
                             unsigned short lifetime, 
                             SLPError errcode, 
                             void* cookie ) 
/*=========================================================================*/
{
    if(errcode == SLP_OK)
    {
        printf("%s,%i\n",srvurl,lifetime);
    }
    
    return SLP_TRUE;
}


/*=========================================================================*/
void FindSrvs(SLPToolCommandLine* cmdline)
/*=========================================================================*/
{
    SLPError    result;
    SLPHandle   hslp;

    if(SLPOpen(cmdline->lang,SLP_FALSE,&hslp) == SLP_OK)
    {
        result = SLPFindSrvs(hslp,
                             cmdline->cmdparam1,
                             cmdline->scopes,
                             cmdline->cmdparam2,
                             mySrvUrlCallback,
                             0);
        if(result != SLP_OK)
        {
            printf("errorcode: %i",result);
        }
        SLPClose(hslp);
    }               
}

/*=========================================================================*/
void FindScopes(SLPToolCommandLine* cmdline)
/*=========================================================================*/
{
    SLPError    result;
    SLPHandle   hslp;
    char*       scopes;

    if(SLPOpen(cmdline->lang,SLP_FALSE,&hslp) == SLP_OK)
    {
        result = SLPFindScopes(hslp,&scopes);
        if(result == SLP_OK)
	{
	   printf("%s\n",scopes);
	   SLPFree(scopes);
	}
       
        SLPClose(hslp);
    }               
}


/*=========================================================================*/
int ParseCommandLine(int argc,char* argv[], SLPToolCommandLine* cmdline)
/* Returns  Zero on success.  Non-zero on error.
/*=========================================================================*/
{
    int i;

    if(argc < 2)
    {
        /* not enough arguments */
        return 1;
    }

    for (i=1;i<argc;i++)
    {
        if( strcasecmp(argv[i],"-s") == 0 ||
            strcasecmp(argv[i],"--scopes") == 0 )
        {
            i++;
            if(i < argc)
            {
                cmdline->scopes = argv[i];
            }
            else
            {
                return 1;
            }
        }
        else if( strcasecmp(argv[i],"-l") == 0 ||
                 strcasecmp(argv[i],"--lang") == 0 )
        {
            i++;
            if(i < argc)
            {
                cmdline->lang = argv[i];
            }
            else
            {
                return 1;
            }
        }
        else if(strcasecmp(argv[i],"findsrvs") == 0)
        {
            cmdline->cmd = FINDSRVS;
            
            /* service type */
            i++;
            if(i < argc)
            {
                cmdline->cmdparam1 = argv[i];
            }
            else
            {
                return 1;
            }
            
            /* (optional) filter */
            i++;
            if(i < argc)
            {
                cmdline->cmdparam2 = argv[i];
            }
            
            break;
        }
        else if(strcasecmp(argv[i],"findattrs") == 0)
        {
            cmdline->cmd = FINDATTRS;     
                  
            /* url or service type */
            i++;
            if(i < argc)
            {
                cmdline->cmdparam1 = argv[i];
            }
            else
            {
                return 1;
            }
            
            /* (optional) attrids */
            i++;
            if(i < argc)
            {
                cmdline->cmdparam2 = argv[i];
            }
        }
        else if(strcasecmp(argv[i],"findsrvtypes") == 0)
        {
            cmdline->cmd = FINDSRVTYPES;

            /* (optional) naming authority */
            i++;
            if(i < argc)
            {
                cmdline->cmdparam1 = argv[i];
            }                             
        }
        else if(strcasecmp(argv[i],"findscopes") == 0)
        {
	    cmdline->cmd = FINDSCOPES;
	}
        else
        {
            return 1;
        }    
    }

    return 0;
}


/*=========================================================================*/
void DisplayUsage()
/*=========================================================================*/
{
    printf("Usage: slptool [options] command-and-arguments \n");
    printf("   options may be:\n");
    printf("      -s (or --scope) followed by a comma separated list of scopes\n");
    printf("      -l (or --language) followed by a language tag\n");
    printf("   command-and-arguments may be:\n");
    printf("      findsrvs service-type [filter]\n");
    printf("      findattrs url [attrids]\n");
    printf("      findsrvtypes [authority]\n");
    printf("      findscopes\n");
}


/*=========================================================================*/
int main(int argc, char* argv[])
/*=========================================================================*/
{
    int                 result;
    SLPToolCommandLine  cmdline;

    /* zero out the cmdline */
    memset(&cmdline,0,sizeof(cmdline));
    
    /* Parse the command line */
    if(ParseCommandLine(argc,argv,&cmdline) == 0)
    {
        switch(cmdline.cmd)
        {
        case FINDSRVS:
            FindSrvs(&cmdline);
            break;
        
        case FINDATTRS:
            FindAttrs(&cmdline);
            break;
        
        case FINDSRVTYPES:
            FindSrvTypes(&cmdline);
            break;
	
	case FINDSCOPES:
	    FindScopes(&cmdline);
	    break;
        
        case GETPROPERTY:
//            GetProperty(&cmdline);
            break;
        }
    }
    else
    {
        DisplayUsage();
        result = 1;
    }

    return 0;
}