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| /*
* Créé le 21 juin 2013 19:37:47
* Filename: file.c
*
* Description:
*
* Version: 0.1
* Licence: GPLv3
* Author: © Xavier Cartron (XC) 2013, thuban@yeuxdelibad.net
*/
#define _BSD_SOURCE
#define _GNU_SOURCE
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <errno.h>
#include <dirent.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
#include <libgen.h>
#include <time.h>
#include <utime.h>
#include "config.h"
#define VERSION "0.1"
#define NAME "cw"
struct FileList
{
int nb;
char ** list;
};
static char *sd = NULL;
static char *od = NULL;
void freefilelist(struct FileList f);
int countdir( char *path);
void listdir( char *path, struct FileList *filelist);
int isdir( char *path);
int isfile( char *path);
void help();
void process(char *sourcedir,char *outdir, int totouch);
void processfile(char *inpath, char *outpath);
char * getext( char *filename);
int copy( char *src, char *tgt);
void convert(char *sf, char *of);
char * exttoext(char *md, char *oldext, char *newext);
int isfresher(char *src, char *out);
char *spaceto_(char *str);
void touch(char *path);
char *smprintf(char *fmt, ...);
char *genmenu(char *sourcedir, char *curfile);
char *gennav(char *sourcedir, char *curdir, char *curfile);
char *
smprintf(char *fmt, ...)
{
va_list fmtargs;
char *buf = NULL;
va_start(fmtargs, fmt);
if (vasprintf(&buf, fmt, fmtargs) == -1){
fprintf(stderr, "malloc vasprintf\n");
exit(1);
}
va_end(fmtargs);
return buf;
}
char *
genmenu(char *sourcedir, char *curfile)
{
struct FileList dlst = {0, NULL};
char *tmpsrc = NULL;
char *menu = NULL;
listdir(sourcedir, &dlst);
menu = smprintf("<ul>\n");
for (int i=0; i<dlst.nb; i++)
{
tmpsrc = smprintf("%s/%s",sourcedir, dlst.list[i]);
if (isfile(tmpsrc))
{
if ((isdir(tmpsrc)) && (isfile(smprintf("%s/index%s",tmpsrc,EXT))) )
{
if (strstr(curfile, dlst.list[i]) != NULL)
menu = smprintf("%s<li class=\"toShow\"><a class=\"thisPath\" href=\"/%s/index.html\">%s</a></li>\n",
menu, spaceto_(dlst.list[i]),dlst.list[i]);
else
menu = smprintf("%s<li><a href=\"/%s/index.html\">%s</a></li>\n",
menu, spaceto_(dlst.list[i]),dlst.list[i]);
}
else if ((strcmp(getext(dlst.list[i]),EXT) == 0) &&
(strcmp(dlst.list[i],smprintf("index%s",EXT)) != 0))
{
if (strcmp(tmpsrc, curfile) == 0)
{
menu = smprintf("%s<li class=\"toShow\"><a class=\"thisPath\" href=\"/%s\">%s</a></li>\n",
menu,
spaceto_(exttoext(dlst.list[i], EXT,".html")),
exttoext(dlst.list[i], EXT,""));
}
else
{
menu = smprintf("%s<li><a href=\"/%s\">%s</a></li>\n",
menu,
spaceto_(exttoext(dlst.list[i], EXT,".html")),
exttoext(dlst.list[i], EXT,""));
}
}
}
free(tmpsrc);
}
freefilelist(dlst);
menu = smprintf("%s</ul>\n",menu);
return menu;
}
char *
gennav(char *sourcedir, char *curdir, char *curfile)
{
struct FileList dlst = {0, NULL};
char *tmpsrc = NULL;
char *newdir = NULL;
char *nav = NULL;
listdir(sourcedir, &dlst);
nav = smprintf("<ul>\n");
for (int i=0; i<dlst.nb; i++)
{
tmpsrc = smprintf("%s/%s",sourcedir, dlst.list[i]);
if (isfile(tmpsrc))
{
if ((isdir(tmpsrc)) && (isfile(smprintf("%s/index%s",tmpsrc,EXT))) )
{
if (strstr(curfile, dlst.list[i]) != NULL)
nav = smprintf("%s<li class=\"toShow\"><a class=\"thisPath\" href=\"%s/%s/index.html\">%s</a>\n",
nav, spaceto_(curdir),spaceto_(dlst.list[i]),dlst.list[i]);
else
nav = smprintf("%s<li><a href=\"%s/%s/index.html\">%s</a>\n",
nav, spaceto_(curdir),spaceto_(dlst.list[i]),dlst.list[i]);
newdir = smprintf("%s/%s",curdir,dlst.list[i]);
nav = smprintf("%s%s\n",nav,gennav(tmpsrc, newdir, curfile));
nav = smprintf("%s</li>\n",nav);
free(newdir);
}
else if ((strcmp(getext(dlst.list[i]),EXT) == 0) &&
(strcmp(dlst.list[i],smprintf("index%s",EXT)) != 0))
{
if (strcmp(tmpsrc, curfile) == 0)
{
nav = smprintf("%s<li class=\"toShow\"><a class=\"thisPath\" href=\"%s/%s\">%s</a></li>\n",
nav,
spaceto_(curdir),spaceto_(exttoext(dlst.list[i], EXT,".html")),
exttoext(dlst.list[i], EXT,""));
}
else
{
nav = smprintf("%s<li><a href=\"%s/%s\">%s</a></li>\n",
nav,
spaceto_(curdir),spaceto_(exttoext(dlst.list[i], EXT,".html")),
exttoext(dlst.list[i], EXT,""));
}
}
}
free(tmpsrc);
}
freefilelist(dlst);
nav = smprintf("%s</ul>\n",nav);
return nav;
}
char *
spaceto_(char *str)
{
char *buf = NULL;
buf = malloc (sizeof(char) * (strlen(str)+1));
strcpy(buf,str);
for (int i=0; i <= strlen(buf); i++)
if (buf[i] == ' ') buf[i] = '_';
return buf;
}
char *
exttoext(char *md, char *oldext, char *newext)
{
char *b = NULL;
char *html = malloc(sizeof(char) * (strlen(md) + strlen(newext) - strlen(oldext)));
strcpy(html, md);
b = strstr(html, oldext);
if (b == NULL)
{
free(html);
return md;
}
strcpy(b, newext);
return html;
}
int
isfresher(char *src, char *out)
{
struct stat stsf, stof;
stat(src, &stsf);
stat(out, &stof);
if ((stsf.st_mtime > stof.st_mtime) || !(isfile(out)))
return 1;
else
return 0;
}
void
touch(char *path)
{
struct utimbuf new_times;
new_times.modtime = time(NULL); /* set mtime to current time */
utime(path, &new_times);
}
void
convert(char *sf, char *of)
{
FILE *pp;
FILE *out;
char buf[BUFSIZ];
int regenmenu = 0;
char *menu = NULL;
char *nav = NULL;
char *c = smprintf("%s \"%s\"", converter, sf);
char *sitemap = smprintf("%s%s",sd,SITEMAP);
/*regenerate menu if new file*/
if (!(isfile(of)) && (strcmp(sf,sitemap) != 0) )
regenmenu = 1;
if (MENU)
menu = genmenu(sd, sf);
else
menu = smprintf("");
if (NAV)
nav = gennav(sd, "", sf);
else
nav = smprintf("");
if (BUILTIN_CONVERTER)
{}
else
{
if ((out = fopen(of, "w+")) != NULL)
{
fprintf(out,
"<!doctype html>\n\
<html>\n\
<head> \n\
%s \n\
<title>%s</title> \n\
<meta name=\"author\" content=\"%s\" />\n\
</head> \n", HEADER, SITETITLE, AUTHOR);
// change sitetitle to page title
fprintf(out,
"<body>\n\
<div class=\"header\">\n\
<h1 class=\"headerTitle\">\n\
<a href=\"%s\">%s</a>\n\
<a id=\"topOfPage\"></a>\n\
<span class=\"headerSubtitle\">%s</span>\n\
<span class=\"midHeader\">%s</span>\n\
</h1>\n\
</div>\n", ROOTPAGE, SITETITLE, SITESUBTITLE, BANNER);
fprintf(out,
"<div id=\"menu\">\n\
%s\n\
</div>\n\
<div id=\"nav\">\n\
%s\n\
</div>\n\
<div id=\"content\">\n\
<div id=\"main\">\n\
%s\n", menu, nav, TOPTEMPLATE);
/* put sitemap */
if (strcmp(sf,sitemap) == 0)
fprintf(out,"%s\n",nav);
/* convert markdown */
else
{
if ((pp = popen(c, "r")) != NULL)
{
while (fgets(buf, sizeof(buf), pp))
fputs(buf, out);
pclose(pp);
}
}
/* end the page */
fprintf(out,
" %s\n\
</div>\n\
</div>\n\
<div id=\"footer\">\n\
%s\n\
</div>\n\
</body>\n\
</html>", BOTTOMTEMPLATE, FOOTER);
fclose(out);
}
}
free(c);
free(menu);
free(nav);
printf(" ...DONE\n");
/* pour montrer à developpez.org*/
process(sd,od, 1);
if (regenmenu)
{
printf("... Regenerate menu(s)\n");
touch(sitemap);
process(sd, od, 1);
}
free(sitemap);
}
char *
getext(char *filename)
{
char *ext = strrchr(filename, '.');
if (!ext)
return "";
else
return ext;
}
int
copy(char *src, char *tgt)
{
FILE* fs;
FILE* fo;
char buffer[BUFSIZ];
int nb;
if ((fs = fopen(src, "rb")) == NULL)
{
fprintf(stderr, "Can't open %s\n", src);
return 1;
}
if ((fo = fopen(tgt, "wb+")) == NULL)
{
fclose(fs);
fprintf(stderr, "Can't copy %s\n", tgt);
return 1;
}
while ((nb = fread(buffer, 1, BUFSIZ, fs)) != 0)
fwrite(buffer, 1, nb, fo);
fclose(fo);
fclose(fs);
printf(" ...done.\n");
return 0;
}
void
processfile(char *inpath, char *outpath)
{
char *sitemap = smprintf("%s%s",sd,SITEMAP);
if ((strcmp(getext(inpath), EXT) == 0) ||
(strcmp(inpath,sitemap) == 0) )
if (isfresher(inpath,exttoext(outpath,EXT,".html")))
convert(inpath, exttoext(outpath,EXT,".html"));
else
printf(" - nothing to do \n");
else
if (isfresher(inpath,outpath))
copy(inpath, outpath);
else
printf(" - nothing to do \n");
free(sitemap);
}
void
process(char *sourcedir, char *outdir, int totouch)
{
struct FileList dlst = {0, NULL};
listdir(sourcedir, &dlst);
char *tmpsrc = NULL;
char *tmpout = NULL;
for (int i=0; i<dlst.nb; i++)
{
tmpsrc = smprintf("%s/%s",sourcedir, dlst.list[i]);
tmpout = smprintf("%s/%s",outdir, dlst.list[i]);
tmpout = spaceto_(tmpout);
if (totouch)
touch(tmpsrc);
if (isfile(tmpsrc))
{
if (isdir(tmpsrc))
{
if (! isdir(tmpout))
{
printf("... Creating directory\n");
mkdir(tmpout, 0777);
}
printf("%s\n",tmpsrc);
process(tmpsrc, tmpout, totouch);
}
else
{
printf("%s",tmpsrc);
processfile(tmpsrc, tmpout);
}
}
free(tmpsrc);
free(tmpout);
}
freefilelist(dlst);
}
void
freefilelist(struct FileList f)
{
for (int i=0; i<f.nb; i++)
free(f.list[i]);
free(f.list);
}
int
countdir( char *path)
// return number of files in path
{
int num = 0;
struct dirent *ent = NULL;
DIR *d = opendir(path);
if (d == NULL)
perror("Open dir");
while ((ent = readdir(d)) != NULL)
num++;
closedir(d);
return num;
}
void
listdir( char *path, struct FileList *filelist)
{
struct dirent *ent = NULL;
int i = 0;
DIR *d = opendir(path);
if (d == NULL)
perror("Open dir");
// Allocate number of files
filelist->list = malloc(sizeof(char*) * countdir(path));
// Put file names in dirlist
rewinddir(d);
while ((ent = readdir(d)) != NULL)
{
//skip . and ..
if ( (strcmp(ent->d_name, ".") == 0) ||
(strcmp(ent->d_name, "..") == 0) )
continue;
// Allocate enough place for filename
filelist->list[i] = malloc( sizeof(char) * (strlen(ent->d_name)+1));
//+ sizeof(path) + sizeof(char));
strcpy(filelist->list[i], ent->d_name);
i++;
}
closedir(d);
filelist->nb = i;
}
void
help()
{
printf(" %s version %s by Xavier Cartron (compiled at %s the %s)\n",
NAME,VERSION, __TIME__, __DATE__);
printf(" usage : %s <source directory> <output directory> (optional) \n", NAME);
exit(0);
}
int
isdir( char *path)
// return 1 if path is a directory
{
DIR *d = opendir(path);
if (d == NULL)
return 0;
else
{
closedir(d);
return 1;
}
}
int
isfile( char *path)
{
FILE * fp = fopen(path, "rb");
if (fp == NULL)
return 0;
else
{
fclose(fp);
return 1;
}
}
int main(int argc, char *argv[])
{
char *sitemap = NULL;
if ((argc < 2) || (argc > 3))
help();
else
{
sd = malloc(strlen(argv[1]) + 1);
sprintf(sd, argv[1]);
printf("... Source : %s\n",sd);
if (argc == 3)
{
od = malloc(strlen(argv[2]) + 1);
sprintf(od,argv[2]);
}
else
{
// ".static" = 8 char in memory
od = malloc(strlen(argv[1]) + sizeof(char)*8);
sprintf(od, "%s.static",argv[1]);
}
printf("... Target : %s\n",od);
}
//testing directories existence
if (! isdir(sd))
{
fprintf(stderr,"%s is not a directory\n", sd);
exit(1);
}
if (! isdir(od))
{
printf("... %s don't exist. Creating %s\n", od, od);
mkdir(od, 0777);
}
sitemap = smprintf("%s%s",sd,SITEMAP);
if (strlen(SITEMAP) > 0)
{
printf("... Prepare sitemap generation\n");
printf("%s\n",sitemap);
if (!(isfile(sitemap)))
fclose(fopen(sitemap, "w"));
}
process(sd,od, 0);
free(sitemap);
free(sd);
free(od);
return 0;
} |
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