#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <time.h>
#include <dirent.h>

#include "web.h"

#define HTML_TEMPLATE "/home/jinsuk/WebDocs/AnimalPicturesArchive.com/animal/HTMLSrc/han_idx.html"
#define HTML_DIR "/home/jinsuk/WebDocs/AnimalPicturesArchive.com/animal/Dic"

#define FILE_NAME_LEN 100
#define MAX_FILE_NUM 8192

int str_comp(char *, char *);
char fname[MAX_FILE_NUM][FILE_NAME_LEN];

main()
{
    FILE	*fp, *fout;
    
    DIR *dirp;
    struct dirent *direntp;
    
    char *ptr;
    char line[256];
    char path[256];	/* file path */
    char name[256];	/* animal name */
    
    int cnt;

    int i;	/* general purposes */
    
    fp = fopen(HTML_TEMPLATE, "r");
    if (fp == NULL) { printf("HTML template error\n"); exit(0); }

    sprintf(path, "%s/index.html", HTML_DIR);
    fout = fopen(path, "w");
    if (fout == NULL) {
	printf("HTML index [%s] open error\n", path);
	exit(0);
    }
    
    cnt = 0;
    dirp = opendir( HTML_DIR );
    while ( (direntp = readdir( dirp )) != NULL ) {
	if (!strcmp(direntp->d_name, ".html")) continue;
	if (!strncmp(direntp->d_name, "index", 5)) continue;
	ptr = (char *) strstr(direntp->d_name, ".");
	if (!strcmp(ptr+1, "html")) {
	    strcpy(fname[cnt], direntp->d_name);
	    cnt++;
	}
    }
    closedir( dirp );
    
    qsort(fname, cnt, FILE_NAME_LEN, (int *)str_comp);
    
    /* print the HTML */
    while (fgets(line, 256, fp)) {
		if (!strncasecmp(line, "___FILE_LIST_HERE___", 20)) {
			fprintf(fout, "<table border=0><tr>\n");
			for (i=0; i < cnt; i++) {
				if ( i%((cnt+3)/3) == 0 ) {
					if (i>0) fprintf(fout,"</ol></td>\n");
					fprintf(fout, "<td valign=top><ol start=%d>\n", i+1);
				}
				make_name(fname[i], name);
				fprintf(fout, "<li><a href=\"%s\">%s</a>\n", URLencode(fname[i]),name);
			}
			fprintf(fout, "</ol></td></tr></table>\n");
		}
		else fprintf(fout, "%s", line);
    }
    
    fclose(fp);
    exit(0);
}

int str_comp(char *i, char *j)
{
        return (strcasecmp(i, j));
}

int
make_name(char *org, char *new)
{
    char *ptr;
    
    strcpy(new, org);
    ptr = (char *)strstr(new, ".html");
    if (ptr == NULL) return 0;
    *ptr = '\0';
    return 0;
}