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#include "cgit.h"
#include "html.h"
#define MAX_PATH 4096
static int is_git_dir(const char *path)
{
struct stat st;
static char buf[MAX_PATH];
if (snprintf(buf, MAX_PATH, "%s/objects", path) >= MAX_PATH) {
fprintf(stderr, "Insanely long path: %s\n", path);
return 0;
}
if (stat(buf, &st)) {
if (errno != ENOENT)
fprintf(stderr, "Error checking path %s: %s (%d)\n",
path, strerror(errno), errno);
return 0;
}
if (!S_ISDIR(st.st_mode))
return 0;
sprintf(buf, "%s/HEAD", path);
if (stat(buf, &st)) {
if (errno != ENOENT)
fprintf(stderr, "Error checking path %s: %s (%d)\n",
path, strerror(errno), errno);
return 0;
}
if (!S_ISREG(st.st_mode))
return 0;
return 1;
}
char *readfile(const char *path)
{
FILE *f;
static char buf[MAX_PATH];
if (!(f = fopen(path, "r")))
return NULL;
fgets(buf, MAX_PATH, f);
fclose(f);
return buf;
}
static void add_repo(const char *base, const char *path)
{
struct cgit_repo *repo;
struct stat st;
struct passwd *pwd;
char *p;
if (stat(path, &st)) {
fprintf(stderr, "Error accessing %s: %s (%d)\n",
path, strerror(errno), errno);
return;
}
if ((pwd = getpwuid(st.st_uid)) == NULL) {
fprintf(stderr, "Error reading owner-info for %s: %s (%d)\n",
path, strerror(errno), errno);
return;
}
if (base == path)
p = fmt("%s", path);
else
p = fmt("%s", path + strlen(base) + 1);
if (!strcmp(p + strlen(p) - 5, "/.git"))
p[strlen(p) - 5] = '\0';
repo = cgit_add_repo(xstrdup(p));
repo->name = repo->url;
repo->path = xstrdup(path);
repo->owner = (pwd ? xstrdup(pwd->pw_gecos ? pwd->pw_gecos : pwd->pw_name) : "");
p = fmt("%s/description", path);
if (!stat(p, &st))
repo->desc = xstrdup(readfile(p));
p = fmt("%s/README.html", path);
if (!stat(p, &st))
repo->readme = "README.html";
}
static void scan_path(const char *base, const char *path)
{
DIR *dir;
struct dirent *ent;
char *buf;
struct stat st;
if (is_git_dir(path)) {
add_repo(base, path);
return;
}
dir = opendir(path);
if (!dir) {
fprintf(stderr, "Error opening directory %s: %s (%d)\n",
path, strerror(errno), errno);
return;
}
while((ent = readdir(dir)) != NULL) {
if (ent->d_name[0] == '.') {
if (ent->d_name[1] == '\0')
continue;
if (ent->d_name[1] == '.' && ent->d_name[2] == '\0')
continue;
}
buf = malloc(strlen(path) + strlen(ent->d_name) + 2);
if (!buf) {
fprintf(stderr, "Alloc error on %s: %s (%d)\n",
path, strerror(errno), errno);
exit(1);
}
sprintf(buf, "%s/%s", path, ent->d_name);
if (stat(buf, &st)) {
fprintf(stderr, "Error checking path %s: %s (%d)\n",
buf, strerror(errno), errno);
free(buf);
continue;
}
if (S_ISDIR(st.st_mode))
scan_path(base, buf);
free(buf);
}
closedir(dir);
}
void scan_tree(const char *path)
{
scan_path(path, path);
}
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