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jfbgen.cpp

/*****************************************************************************
 *
 */

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>

#ifndef __GNUC__
#include <io.h>
#else
#include <unistd.h>
#endif

#include <fcntl.h>
#include <versekey.h>

#ifndef O_BINARY
        #define O_BINARY 0
#endif

void writeidx(VerseKey &key1, VerseKey &key2, VerseKey &key3, long offset, short size);
char findbreak(int fp, long *offset, int *num1, int *num2, int *rangemax, short *size);
void openfiles();
void checkparams(int argc, char **argv);
void charsetconvert(char *data);


VerseKey key1, key2, key3;
int fp, vfp, cfp, bfp;
long chapoffset;
short chapsize;
char testmnt;
char startflag = 0;


main(int argc, char **argv)
{
        long pos, offset;
        int num1, num2, rangemax, curbook = 0, curchap = 0, curverse = 0;
        char buf[127];
        short size, tmp;
        extern struct zonline online;

        checkparams(argc, argv);

        key1 = key2 = key3 = "Genesis 1:1";

        openfiles();

        num1    = key1.Chapter();
        num2    = key1.Verse();

        while(!findbreak(fp, &offset, &num1, &num2, &rangemax, &size)) {
                if (!startflag) {
                        startflag = 1;
                }
                else {
                        if (num2 < key2.Verse()) {            // new chapter
                                if (num1 <= key2.Chapter()) { // new book
                                        key2.Verse(1);
                                        key2.Chapter(1);
                                        key2.Book(key2.Book()+1);
                                }
                                printf("Found Chapter Break: %d ('%s')\n", num1, (const char *)key2);
                                chapoffset = offset;
                                chapsize = size;
//                              continue;
                        }
                }
                key2.Verse(1);
                key2.Chapter(num1);
                key2.Verse(num2);

                key3 = key2;
//              key3 += (rangemax - key3.Verse());

                writeidx(key1, key2, key3, offset, size);
        }
        close(vfp);
        close(cfp);
        close(bfp);
        close(fp);
}


/**************************************************************************
 * ENT: key1    - current location of index
 *      key2    - minimum keyval for which this offset is valid
 *      key3    - maximum keyval for which this offset is valid
 */

void writeidx(VerseKey &key1, VerseKey &key2, VerseKey &key3, long offset, short size)
{
        long pos;
        short tmp;

                if (key1.Verse() == 1) {        // new chapter
                        if (key1.Chapter() == 1) {      // new book
                                pos = lseek(cfp, 0, SEEK_CUR);
                                write(bfp, &pos, 4);
                                pos = lseek(vfp, 0, SEEK_CUR); /* Book intro (cps) */
                                write(cfp, &pos, 4);
                                write(vfp, &chapoffset, 4);  /* Book intro (vss)  set to same as chap for now(it should be chap 1 which usually contains the book into anyway)*/
                                write(vfp, &chapsize, 2);
                        }
                        pos = lseek(vfp, 0, SEEK_CUR);
                        write(cfp, &pos, 4);
                        write(vfp, &chapoffset, 4);  /* Chapter intro */
                        write(vfp, &chapsize, 2);
                }
                if (key1 >= key2) {
                        write(vfp, &offset, 4);
                        write(vfp, &size, 2);
                }
                else    {
                        pos = 0;
                        tmp = 0;
                        write(vfp, &pos, 4);
                        write(vfp, &tmp, 2);
                }
                key1++;
}


static VerseKey inckey = "Genesis 1:1";

char findbreak(int fp, long *offset, int *num1, int *num2, int *rangemax, short *size)
{
        char buf[7];
        char buf2[20];
        char ch;
        char loop;
        long offset2;
        int ch2, vs2, rm2;
        bool flag;
        long chapstart = 0; 
        static int olbvnum = 0;
        char data[256];
        char *bookabrev[66] = {"Ge", "Ex", "Le", "Nu", "De", "Jos", "Jud", "Ru",
                "1Sa", "2Sa", "1Ki", "2Ki", "1Ch", "2Ch", "Ezr", "Ne", "Es",
                "Job", "Ps", "Pr", "Ec", "So", "Isa", "Jer", "La", "Eze", "Da",
                "Ho", "Joe", "Am", "Ob", "Jon", "Mic", "Na", "Heb", "Zep",
                "Hag", "Zec", "Mal",
                "Mt", "Mr", "Lu", "Joh", "Ac", "Ro", "1Co", "2Co", "Ga",
                "Eph", "Php", "Col", "1Th", "2Th", "1Ti", "2Ti", "Tit", "Phm",
                "Heb", "Jas", "1Pe", "2Pe", "1Jo", "2Jo", "3Jo", "Jude", "Re" };

        if (++olbvnum <= 31102) {

                if (olbvnum == 23146) { // "Matthew 1:1"        
                        close(vfp);
                        close(cfp);
                        close(bfp);
                        close(fp);
                        key1 = key2 = key3 = inckey = "Matthew 1:1";
                        openfiles();
                        startflag = 0;
                }


                *offset = lseek(fp, 0, SEEK_CUR);

                if ((olbvnum!=1) && (olbvnum != 23146))
                        inckey++;
                        
                *num1 = inckey.Chapter();
                *num2 = inckey.Verse();
        
                sprintf(data, "JFB%.2d.htm#%s%d_%d", inckey.Book() + ((inckey.Testament()>1)?39:0), bookabrev[inckey.Book() + ((inckey.Testament()>1)?39:0)-1], inckey.Chapter(), inckey.Verse());
                write(fp, data, strlen(data));

                *size = lseek(fp, 0, SEEK_CUR) - *offset;
                write(fp, "\n", 1);
                return 0;
        }
        return 1;
}


void openfiles()
{
        char buf[255];
        char fname[5];
        long pos;
        short size;
        
        testmnt = key1.Testament();

        strcpy(fname, (testmnt==2) ? "nt" : "ot");
        unlink(fname);
        if ((fp = open(fname, O_CREAT|O_RDWR|O_BINARY)) == -1) {
                fprintf(stderr, "Couldn't open file: %s\n", fname);
                exit(1);
        }

        sprintf(buf, "%s.vss", fname);
        unlink(buf);
        if ((vfp = open(buf, O_CREAT|O_WRONLY|O_BINARY)) == -1) {
                fprintf(stderr, "Couldn't open file: %s\n", buf);
                exit(1);
        }

        sprintf(buf, "%s.cps", fname);
        unlink(buf);
        if ((cfp = open(buf, O_CREAT|O_WRONLY|O_BINARY)) == -1) {
                fprintf(stderr, "Couldn't open file: %s\n", buf);
                exit(1);
        }

        sprintf(buf, "%s.bks", fname);
        unlink(buf);
        if ((bfp = open(buf, O_CREAT|O_WRONLY|O_BINARY)) == -1) {
                fprintf(stderr, "Couldn't open file: %s\n", buf);
                exit(1);
        }

        pos  = 0;
        write(bfp, &pos, 4);  /* Book    offset for testament intros */
        pos = 4;
        write(cfp, &pos, 4);  /* Chapter offset for testament intro */


/*      Right now just zero out intros until parsing correctly */
        pos = 0;
        size = 0;
        write(vfp, &pos, 4);  /* Module intro */
        write(vfp, &size, 2);
        write(vfp, &pos, 4);  /* Testament intro */
        write(vfp, &size, 2);

}


void checkparams(int argc, char **argv)
{
        if (argc !=1) {
                fprintf(stderr, "usage: %s\n", argv[0]);
                exit(1);
        }
}

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