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#include "cgit.h"
#include "configfile.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;
}
struct cgit_repo *repo;
repo_config_fn config_fn;
char *owner;
static void repo_config(const char *name, const char *value)
{
config_fn(repo, name, value);
}
static int git_owner_config(const char *key, const char *value, void *cb)
{
if (!strcmp(key, "gitweb.owner"))
owner = xstrdup(value);
return 0;
}
static void add_repo(const char *base, const char *path, repo_config_fn fn)
{
struct stat st;
struct passwd *pwd;
char *p;
size_t size;
if (stat(path, &st)) {
fprintf(stderr, "Error accessing %s: %s (%d)\n",
path, strerror(errno), errno);
return;
}
if (!stat(fmt("%s/noweb", path), &st))
return;
owner = NULL;
if (ctx.cfg.enable_gitweb_owner)
git_config_from_file(git_owner_config, fmt("%s/config", path), NULL);
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));
if (ctx.cfg.remove_suffix)
if ((p = strrchr(repo->url, '.')) && !strcmp(p, ".git"))
*p = '\0';
repo->name = repo->url;
repo->path = xstrdup(path);
while (!owner) {
if ((pwd = getpwuid(st.st_uid)) == NULL) {
fprintf(stderr, "Error reading owner-info for %s: %s (%d)\n",
path, strerror(errno), errno);
break;
}
if (pwd->pw_gecos)
if ((p = strchr(pwd->pw_gecos, ',')))
*p = '\0';
owner = xstrdup(pwd->pw_gecos ? pwd->pw_gecos : pwd->pw_name);
}
repo->owner = owner;
p = fmt("%s/description", path);
if (!stat(p, &st))
readfile(p, &repo->desc, &size);
p = fmt("%s/README.html", path);
if (!stat(p, &st))
repo->readme = "README.html";
p = fmt("%s/cgitrc", path);
if (!stat(p, &st)) {
config_fn = fn;
parse_configfile(xstrdup(p), &repo_config);
}
}
static void scan_path(const char *base, const char *path, repo_config_fn fn)
{
DIR *dir;
struct dirent *ent;
char *buf;
struct stat st;
if (is_git_dir(path)) {
add_repo(base, path, fn);
return;
}
if (is_git_dir(fmt("%s/.git", path))) {
add_repo(base, fmt("%s/.git", path), fn);
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, fn);
free(buf);
}
closedir(dir);
}
#define lastc(s) s[strlen(s) - 1]
void scan_projects(const char *path, const char *projectsfile, repo_config_fn fn)
{
char line[MAX_PATH * 2], *z;
FILE *projects;
int err;
projects = fopen(projectsfile, "r");
if (!projects) {
fprintf(stderr, "Error opening projectsfile %s: %s (%d)\n",
projectsfile, strerror(errno), errno);
}
while (fgets(line, sizeof(line), projects) != NULL) {
for (z = &lastc(line);
strlen(line) && strchr("\n\r", *z);
z = &lastc(line))
*z = '\0';
if (strlen(line))
scan_path(path, fmt("%s/%s", path, line), fn);
}
if ((err = ferror(projects))) {
fprintf(stderr, "Error reading from projectsfile %s: %s (%d)\n",
projectsfile, strerror(err), err);
}
fclose(projects);
}
void scan_tree(const char *path, repo_config_fn fn)
{
scan_path(path, path, fn);
}
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