/**

 * GMyth Library

 *

 * @file gmyth/gmyth_programinfo.c

 * 

 * @brief <p> GMythProgramInfo representing the program info, with the

 * configuration data to the actual remote file in the TV chain.

 *

 * Copyright (C) 2006 INdT - Instituto Nokia de Tecnologia.

 * @author Rosfran Borges <rosfran.borges@indt.org.br>

 * @author Leonardo Sobral Cunha <leonardo.cunha@indt.org.br>

 *

 * 

 * 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 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 General Public License for more details.

 *

 * You should have received a copy of the GNU Lesser General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

 *

 */

#ifdef HAVE_CONFIG_H

#include "config.h"

#endif

#include <stdlib.h>

#include <string.h>

#include <assert.h>

#include "gmyth_programinfo.h"

#include "gmyth_util.h"

#include "gmyth_debug.h"

static void     gmyth_program_info_class_init(GMythProgramInfoClass *

                                              klass);

static void     gmyth_program_info_init(GMythProgramInfo * object);

static void     gmyth_program_info_dispose(GObject * object);

static void     gmyth_program_info_finalize(GObject * object);

G_DEFINE_TYPE(GMythProgramInfo, gmyth_program_info, G_TYPE_OBJECT)

    static const gchar *gmyth_program_info_non_null_value(const GString *

                                                          str);

    static void     gmyth_program_info_class_init(GMythProgramInfoClass *

                                                  klass)

{

    GObjectClass   *gobject_class = G_OBJECT_CLASS(klass);

    gobject_class->dispose = gmyth_program_info_dispose;

    gobject_class->finalize = gmyth_program_info_finalize;

}

static void

gmyth_program_info_init(GMythProgramInfo * gmyth_program_info)

{

    gmyth_program_info->chancommfree = 0;

    /** A flag informing if the program has video or not. */

    gmyth_program_info->isVideo = FALSE;

    gmyth_program_info->lenMins = 0;

    gmyth_program_info->stars = 0.0f;

    gmyth_program_info->repeat = 0;

    gmyth_program_info->hasAirDate = FALSE;

    gmyth_program_info->spread = 0;

    gmyth_program_info->startCol = 0;

    gmyth_program_info->recpriority2 = 0;

    gmyth_program_info->reactivate = 0;

    gmyth_program_info->recordid = 0;

    gmyth_program_info->parentid = 0;

    /** The backend video source id associated to this program.*/

    gmyth_program_info->sourceid = 0;

    /** the backend input id associated to this program.*/

    gmyth_program_info->inputid = 0;

    /** The backend card id associated to this program.*/

    gmyth_program_info->cardid = 0;

    gmyth_program_info->shareable = FALSE;

    gmyth_program_info->duplicate = FALSE;

    gmyth_program_info->findid = 0;

    gmyth_program_info->programflags = 0;

    gmyth_program_info->transcoder = 0;

    gmyth_program_info->recpriority = 0;

    /** The file size of the recorded program.*/

    gmyth_program_info->filesize = -1;

}

static void

gmyth_program_info_dispose(GObject * object)

{

    GMythProgramInfo *gmyth_program_info = GMYTH_PROGRAM_INFO(object);

    /** The program start time. */

    g_free(gmyth_program_info->startts);

    /** The program end time. */

    g_free(gmyth_program_info->endts);

    /** The recording schedule start time. */

    g_free(gmyth_program_info->recstartts);

    /** The recording schedule end time */

    g_free(gmyth_program_info->recendts);

    /** The program title. */

    if (gmyth_program_info->title != NULL) {

        g_string_free(gmyth_program_info->title, TRUE);

        gmyth_program_info->title = NULL;

    }

    /** The program subtitle. */

    if (gmyth_program_info->subtitle != NULL) {

        g_string_free(gmyth_program_info->subtitle, TRUE);

        gmyth_program_info->subtitle = NULL;

    }

    /** The program description. */

    if (gmyth_program_info->description != NULL) {

        g_string_free(gmyth_program_info->description, TRUE);

        gmyth_program_info->description = NULL;

    }

    /** The program category. */

    if (gmyth_program_info->category != NULL) {

        g_string_free(gmyth_program_info->category, TRUE);

        gmyth_program_info->category = NULL;

    }

    if (gmyth_program_info->chanstr != NULL) {

        g_string_free(gmyth_program_info->chanstr, TRUE);

        gmyth_program_info->chanstr = NULL;

    }

    if (gmyth_program_info->chansign != NULL) {

        g_string_free(gmyth_program_info->chansign, TRUE);

        gmyth_program_info->chansign = NULL;

    }

    /** The associated channel name. */

    if (gmyth_program_info->channame != NULL) {

        g_string_free(gmyth_program_info->channame, TRUE);

        gmyth_program_info->channame = NULL;

    }

    if (gmyth_program_info->chanOutputFilters != NULL) {

        g_string_free(gmyth_program_info->chanOutputFilters, TRUE);

        gmyth_program_info->chanOutputFilters = NULL;

    }

    if (gmyth_program_info->seriesid != NULL) {

        g_string_free(gmyth_program_info->seriesid, TRUE);

        gmyth_program_info->chanOutputFilters = NULL;

    }

    /** The program unique id. */

    if (gmyth_program_info->xx_program_id != NULL) {

        g_string_free (gmyth_program_info->xx_program_id, TRUE);

        gmyth_program_info->xx_program_id = NULL;

    }

    if (gmyth_program_info->catType != NULL) {

        g_string_free(gmyth_program_info->catType, TRUE);

        gmyth_program_info->catType = NULL;

    }

    if (gmyth_program_info->sortTitle != NULL) {

        g_string_free(gmyth_program_info->sortTitle, TRUE);

        gmyth_program_info->sortTitle = NULL;

    }

    if (gmyth_program_info->year != NULL) {

        g_string_free(gmyth_program_info->year, TRUE);

        gmyth_program_info->year = NULL;

    }

    g_free(gmyth_program_info->originalAirDate);

    g_free(gmyth_program_info->lastmodified);

    g_free(gmyth_program_info->lastInUseTime);

    if (gmyth_program_info->schedulerid != NULL) {

        g_string_free(gmyth_program_info->schedulerid, TRUE);

        gmyth_program_info->schedulerid = NULL;

    }

    if (gmyth_program_info->recgroup != NULL) {

        g_string_free(gmyth_program_info->recgroup, TRUE);

        gmyth_program_info->recgroup = NULL;

    }

    if (gmyth_program_info->playgroup != NULL) {

        g_string_free(gmyth_program_info->playgroup, TRUE);

        gmyth_program_info->playgroup = NULL;

    }

    /** The file name of the recorded program.*/

    if (gmyth_program_info->pathname != NULL) {

        g_string_free(gmyth_program_info->pathname, TRUE);

        gmyth_program_info->pathname = NULL;

    }

    if (gmyth_program_info->hostname != NULL) {

        g_string_free(gmyth_program_info->hostname, TRUE);

        gmyth_program_info->hostname = NULL;

    }

    G_OBJECT_CLASS(gmyth_program_info_parent_class)->dispose(object);

}

static void

gmyth_program_info_finalize(GObject * object)

{

    g_signal_handlers_destroy(object);

    G_OBJECT_CLASS(gmyth_program_info_parent_class)->finalize(object);

}

/**

 * Creates a new instance of GMythProgramInfo.

 * 

 * @return a new instance of GMythProgramInfo.

 */

GMythProgramInfo *

gmyth_program_info_new(void)

{

    GMythProgramInfo *program_info =

        GMYTH_PROGRAM_INFO(g_object_new(GMYTH_PROGRAM_INFO_TYPE, NULL));

    return program_info;

}

/**

 * Converts an instance of a GMythProgramInfo, to a GMythStringList.

 * 

 * @param prog A GMythProgramInfo instance.

 * @param slist The GMythStringList to be passed to this function, in order to

 * 							give the responsibility of the string list creation to the

 * 						  API user.

 * 

 * @return a GMythStringList with the program info fields.

 */

GMythStringList *

gmyth_program_info_to_string_list(GMythProgramInfo * prog,

                                  GMythStringList * slist)

{

    g_return_val_if_fail(prog != NULL, NULL);

    g_return_val_if_fail(slist != NULL, NULL);

    gmyth_string_list_append_string(slist, prog->title);    /* 0 */

    gmyth_string_list_append_string(slist, prog->subtitle); /* 1 */

    gmyth_string_list_append_string(slist, prog->description);  /* 2 */

    gmyth_string_list_append_string(slist, prog->category); /* 3 */

    gmyth_string_list_append_int (slist, prog->xx_channel_id);   /* 4 */

    gmyth_string_list_append_string(slist, prog->chanstr);  /* 5 */

    gmyth_string_list_append_string(slist, prog->chansign); /* 6 */

    gmyth_string_list_append_string(slist, prog->channame); /* 7 */

    gmyth_string_list_append_string(slist, prog->pathname); /* 8 */

    gmyth_string_list_append_int64(slist, 0);   /* 9 */

    // fixme

    // gmyth_string_list_append_int64 (slist, 100/*prog->filesize*/); /* 9 

    // 

    // 

    // */

    // gmyth_string_list_append_int (slist, 0); /* 10 */

    if (prog->startts)

        gmyth_string_list_append_int(slist, prog->startts->tv_sec); /* 11 */// DATETIME_TO_LIST(startts)

    else

        gmyth_string_list_append_int(slist, 0);

    if (prog->endts)

        gmyth_string_list_append_int(slist, prog->endts->tv_sec);   /* 12 */// DATETIME_TO_LIST(endts)

    else

        gmyth_string_list_append_int(slist, 0);

    gmyth_string_list_append_int(slist, prog->duplicate);   /* 13 */

    gmyth_string_list_append_int(slist, prog->shareable);   /* 14 */

    gmyth_string_list_append_int(slist, prog->findid);  /* 15 */

    gmyth_string_list_append_string(slist, prog->hostname); /* 16 */

    gmyth_string_list_append_int(slist, prog->sourceid);    /* 17 */

    gmyth_string_list_append_int(slist, prog->cardid);  /* 18 */

    gmyth_string_list_append_int(slist, prog->inputid); /* 19 */

    gmyth_string_list_append_int(slist, prog->recpriority); /* 20 */

    gmyth_string_list_append_int(slist, 0 /* prog->recstatus */ );  /* 21 */

    gmyth_string_list_append_int(slist, prog->recordid);    /* 22 */

    gmyth_string_list_append_int(slist, 0 /* prog->rectype */ );    /* 23 */

    gmyth_string_list_append_int(slist, 0 /* prog->dupin */ );  /* 24 */

    gmyth_string_list_append_int(slist, 0 /* prog->dupmethod */ );  /* 25 */

    gmyth_string_list_append_int(slist, prog->recstartts != NULL ? prog->recstartts->tv_sec : 0);   /* 26 

     */// DATETIME_TO_LIST(recstartts)

    gmyth_string_list_append_int(slist, prog->recendts != NULL ? prog->recendts->tv_sec : 0);   /* 27 

     */// DATETIME_TO_LIST(recendts)

    gmyth_string_list_append_int(slist, prog->repeat);  /* 28 */

    gmyth_string_list_append_int(slist, prog->programflags);    /* 29 */

    gmyth_string_list_append_char_array(slist, "Default");  /* 30 */// prog->(recgroup 

                                                            // 

    // 

    // != "") ?

    // recgroup :

    // "Default")

    gmyth_string_list_append_int(slist, prog->chancommfree);    /* 31 */

    gmyth_string_list_append_string(slist, prog->chanOutputFilters);    /* 32 

                                                                         */

    gmyth_string_list_append_string(slist, prog->seriesid); /* 33 */

    gmyth_string_list_append_string(slist, prog->xx_program_id);    /* 34 */

    gmyth_string_list_append_char_array(slist, ""); /* 35 */

    gmyth_string_list_append_int(slist, prog->lastmodified != NULL ? prog->lastmodified->tv_sec : 0);   /* 36 

     */// DATETIME_TO_LIST(lastmodified)

    gmyth_string_list_append_int(slist, 0); /* 37 */// FLOAT_TO_LIST(stars)

    gmyth_string_list_append_int(slist, prog->originalAirDate != NULL ? prog->originalAirDate->tv_sec : 0); /* 38 

     */// DATETIME_TO_LIST(QDateTime(originalAirDate))

    gmyth_string_list_append_int(slist, prog->hasAirDate);  /* 39 */

    gmyth_string_list_append_char_array(slist, "Default");  /* 40 */// prog->(playgroup 

                                                            // 

    // 

    // != "") ?

    // playgroup : 

    // "Default")

    gmyth_string_list_append_int(slist, prog->recpriority2);    /* 41 */

    return slist;

}

/**

 * Converts an instance of a GMythStringList, to a GMythProgramInfo.

 * 

 * @param slist The GMythStringList got from the MythTV backend server.

 * @param pos   The position in the GMythStringList to start getting the fields.

 * 

 * @return a GMythProgramInfo representing the string list got from network.

 */

GMythProgramInfo *

gmyth_program_info_from_string_list_from_pos(GMythStringList * slist,

                                             guint pos)

{

    GMythProgramInfo *prog = gmyth_program_info_new();

    g_return_val_if_fail(slist != NULL &&

                         gmyth_string_list_get_string(slist, pos) != NULL,

                         NULL);

    prog->title = gmyth_string_list_get_string(slist, pos);

    prog->subtitle = gmyth_string_list_get_string(slist, pos + 1);

    prog->description = gmyth_string_list_get_string(slist, pos + 2);

    prog->category = gmyth_string_list_get_string(slist, pos + 3);

    prog->xx_channel_id = gmyth_string_list_get_int (slist, pos + 4);

    prog->channame = gmyth_string_list_get_string(slist, pos + 5);

    prog->chanstr = gmyth_string_list_get_string(slist, pos + 6);

    prog->chansign = gmyth_string_list_get_string(slist, pos + 7);

    prog->pathname = gmyth_string_list_get_string(slist, pos + 8);

    prog->filesize = gmyth_string_list_get_int64(slist, pos + 9);

    gmyth_debug("Prog info: [ %s, %s, %s, %s, %s, %s, %s, %s, %d ]\n",

                gmyth_program_info_non_null_value(prog->title),

                gmyth_program_info_non_null_value(prog->subtitle),

                gmyth_program_info_non_null_value(prog->description),

                gmyth_program_info_non_null_value(prog->category),

                gmyth_program_info_non_null_value(prog->channame),

                gmyth_program_info_non_null_value(prog->chanstr),

                gmyth_program_info_non_null_value(prog->chansign),

                gmyth_program_info_non_null_value(prog->pathname),

                gmyth_string_list_get_int(slist, pos + 11));

    prog->startts = gmyth_util_string_to_time_val((gmyth_util_time_to_isoformat((time_t) gmyth_string_list_get_int(slist, pos + 11)))->str);    // DATETIME_TO_LIST(startts)

    prog->endts = gmyth_util_string_to_time_val((gmyth_util_time_to_isoformat((time_t) gmyth_string_list_get_int(slist, pos + 12)))->str);  // DATETIME_TO_LIST(endts)

    prog->duplicate = gmyth_string_list_get_int(slist, pos + 13);

    prog->shareable = gmyth_string_list_get_int(slist, pos + 14);

    prog->findid = gmyth_string_list_get_int(slist, pos + 15);

    prog->hostname = gmyth_string_list_get_string(slist, pos + 16);

    prog->sourceid = gmyth_string_list_get_int(slist, pos + 17);

    prog->cardid = gmyth_string_list_get_int(slist, pos + 18);

    prog->inputid = gmyth_string_list_get_int(slist, pos + 19);

    prog->recpriority = gmyth_string_list_get_int(slist, pos + 20);

    prog->reactivate = gmyth_string_list_get_int(slist, pos + 21);

    prog->recordid = gmyth_string_list_get_int(slist, pos + 22);

    gmyth_string_list_get_int(slist, pos + 23);

    gmyth_string_list_get_int(slist, pos + 24);

    gmyth_string_list_get_int(slist, pos + 25);

    prog->recstartts = gmyth_util_string_to_time_val((gmyth_util_time_to_isoformat((time_t) gmyth_string_list_get_int(slist, pos + 26)))->str); // DATETIME_TO_LIST(recstartts)

    prog->recendts = gmyth_util_string_to_time_val((gmyth_util_time_to_isoformat((time_t) gmyth_string_list_get_int(slist, pos + 27)))->str);   // DATETIME_TO_LIST(recendts)

    prog->repeat = gmyth_string_list_get_int(slist, pos + 28);

    prog->programflags = gmyth_string_list_get_int(slist, pos + 29);

    prog->recgroup = gmyth_string_list_get_string(slist, pos + 30); // prog->(recgroup 

                                                                    // 

    // 

    // !=

    // "") 

    // ?

    // recgroup 

    // :

    // "Default")

    prog->chancommfree = gmyth_string_list_get_int(slist, pos + 31);

    prog->chanOutputFilters =

        gmyth_string_list_get_string(slist, pos + 32);

    prog->seriesid = gmyth_string_list_get_string(slist, pos + 33);

    prog->xx_program_id = gmyth_string_list_get_string(slist, pos + 34);

    gmyth_string_list_get_string(slist, pos + 35);

    prog->lastmodified = gmyth_util_string_to_time_val((gmyth_util_time_to_isoformat((time_t) gmyth_string_list_get_int(slist, pos + 36)))->str);   // DATETIME_TO_LIST(lastmodified)

    gmyth_string_list_get_int(slist, pos + 37); // FLOAT_TO_LIST(stars)

    prog->originalAirDate = gmyth_util_string_to_time_val((gmyth_util_time_to_isoformat((time_t) gmyth_string_list_get_int(slist, pos + 38)))->str);    // DATETIME_TO_LIST(QDateTime(originalAirDate))

    prog->hasAirDate = gmyth_string_list_get_int(slist, pos + 39);

    prog->playgroup = gmyth_string_list_get_string(slist, pos + 40);    // prog->(playgroup 

                                                                        // 

    // 

    // != 

    // "") 

    // ? 

    // playgroup 

    // : 

    // "Default")

    prog->recpriority2 = gmyth_string_list_get_int(slist, pos + 41);

    return prog;

}

/**

 * Converts an instance of a GMythStringList, to a GMythProgramInfo.

 * 

 * @param slist The GMythStringList got from the MythTV backend server.

 * 

 * @return a GMythProgramInfo representing the string list got from network.

 */

GMythProgramInfo *

gmyth_program_info_from_string_list(GMythStringList * slist)

{

    GMythProgramInfo *prog = NULL;

    g_return_val_if_fail(slist != NULL, NULL);

    prog = gmyth_program_info_from_string_list_from_pos(slist, 0);

    return prog;

}

/**

 * Converts an instance of a GMythStringList, to a GMythProgramInfo ( NEXT_PROGRAM_INFO ).

 * 

 * @param slist The GMythStringList got from the MythTV backend server.

 * 

 * @return a GMythProgramInfo representing the string list got from network.

 */

GMythProgramInfo *

gmyth_program_info_from_string_list_next_prog(GMythStringList * slist)

{

    GMythProgramInfo *prog = gmyth_program_info_new();

    g_return_val_if_fail(slist != NULL, NULL);

    /*

     * {Home Improvement[]:[]No, No, Godot[]:[] US sitcom about a

     * DIY-obsessed father of three. When Tim tries to sell off his extra 

     * ticket for an ice hockey game, he is arrested as a tout.[]:[]

     * Sitcom[]:[]2007-04-18T15:30:00[]:[]2007-04-18T16:00:00[]:[]ABC1[]:[]

     * /home/hmelo/.mythtv/channels/abc1.jpg[]:[]abc1[]:[]2000[]:[]25725844[]:[] 

     * } 

     */

    prog->title = gmyth_string_list_get_string(slist, 0);

    prog->subtitle = gmyth_string_list_get_string(slist, 1);

    prog->description = gmyth_string_list_get_string(slist, 2);

    prog->category = gmyth_string_list_get_string(slist, 3);

    prog->startts = gmyth_util_string_to_time_val(gmyth_string_list_get_char_array(slist, 4));  // DATETIME_TO_LIST(startts)

    prog->endts = gmyth_util_string_to_time_val(gmyth_string_list_get_char_array(slist, 5));    // DATETIME_TO_LIST(endts)

    prog->channame = gmyth_string_list_get_string(slist, 6);

    prog->chansign = gmyth_string_list_get_string(slist, 7);

    prog->chanstr = gmyth_string_list_get_string(slist, 8);

    prog->xx_channel_id = gmyth_string_list_get_int (slist, 9);

    prog->filesize = gmyth_string_list_get_int64(slist, 10);

    gmyth_debug

        ("NEXT program info: [ %s, %s, %s, %s, %s, %s, %s, %s ]\n",

         gmyth_program_info_non_null_value(prog->title),

         gmyth_program_info_non_null_value(prog->subtitle),

         gmyth_program_info_non_null_value(prog->description),

         gmyth_program_info_non_null_value(prog->category),

         gmyth_program_info_non_null_value(prog->channame),

         gmyth_program_info_non_null_value(prog->chanstr),

         gmyth_program_info_non_null_value(prog->chansign),

         gmyth_program_info_non_null_value(prog->pathname));

    return prog;

}

static const gchar *

gmyth_program_info_non_null_value(const GString * str)

{

    return (str != NULL && str->str != NULL

            && strlen(str->str) > 0 ? str->str : " ");

}

/**

 * Prints out an instance of a GMythProgramInfo.

 * 

 * @param prog A GMythProgramInfo instance.

 * 

 * @return a string representing the program info.

 */

const gchar    *

gmyth_program_info_to_string(const GMythProgramInfo * prog)

{

    return

        g_strdup_printf

        ("Title: %s, Subtitle: %s, Description: %s, Category: %s, Channel ID: %d, "

         "Channel Name: %s, Chan str: %s, Channel Sign: %s, Path Name: %s, File Size: %lld, \n"

         "Start TS: %s, End TS: %s, Duplicate: %d, Shareable: %d, Find ID: %d, Hostname: %s, "

         "Source ID: %d, Vard ID: %d, Input ID: %d, Rec Priority: %d, Reactivate: %d, \n"

         "Record ID: %d, Rec Start TS: %s, Rec End TS: %s, Repeat: %d, Program Flags: %d, "

         "Rec Group: %s, Channel Comm Free: %d, Channel Output Filters: %s, Series ID: %s, \n"

         "Program ID: %s, Last Modified Date: %s, Original Air Date: %s, Has Air Date: %d, "

         "Play Group: %s.\n",

         gmyth_program_info_non_null_value(prog->title),

         gmyth_program_info_non_null_value(prog->subtitle),

         gmyth_program_info_non_null_value(prog->description),

         gmyth_program_info_non_null_value(prog->category),

         prog->xx_channel_id,

         gmyth_program_info_non_null_value(prog->channame),

         gmyth_program_info_non_null_value(prog->chanstr),

         gmyth_program_info_non_null_value(prog->chansign),

         gmyth_program_info_non_null_value(prog->pathname), prog->filesize,

         gmyth_util_time_to_string_from_time_val(prog->startts),

         gmyth_util_time_to_string_from_time_val(prog->endts),

         prog->duplicate, prog->shareable, prog->findid,

         gmyth_program_info_non_null_value(prog->hostname), prog->sourceid,

         prog->cardid, prog->inputid, prog->recpriority, prog->reactivate,

         prog->recordid,

         gmyth_util_time_to_string_from_time_val(prog->recstartts),

         gmyth_util_time_to_string_from_time_val(prog->recendts),

         prog->repeat, prog->programflags,

         gmyth_program_info_non_null_value(prog->recgroup),

         prog->chancommfree,

         gmyth_program_info_non_null_value(prog->chanOutputFilters),

         gmyth_program_info_non_null_value(prog->seriesid),

         gmyth_program_info_non_null_value(prog->xx_program_id),

         gmyth_util_time_to_string_from_time_val(prog->lastmodified),

         gmyth_util_time_to_string_from_time_val(prog->originalAirDate),

         prog->hasAirDate,

         gmyth_program_info_non_null_value(prog->playgroup));

}

/**

 * Say if an instance of a GMythProgramInfo is equals to another one.

 * 

 * @param prog The first GMythProgramInfo instance.

 * @param prog The second GMythProgramInfo instance.

 * 

 * @return <code>true</code>, if the program infos are equals.

 */

gboolean

gmyth_program_info_is_equals(const GMythProgramInfo * prog1,

                             const GMythProgramInfo * prog2)

{

    if ((strcmp(gmyth_program_info_non_null_value(prog1->title),

                gmyth_program_info_non_null_value(prog2->title)) == 0)

        ||

        (strcmp

         (gmyth_program_info_non_null_value(prog1->pathname),

          gmyth_program_info_non_null_value(prog2->pathname)) == 0))

        return TRUE;

    else

        return FALSE;

}