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#include <err.h>
#include <limits.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <unistd.h>
#include <git2.h>
static git_repository *repo;
static const char *relpath = "";
static char description[255] = "Repositories";
static char *name = "Benjamin Chausse";
static char owner[255];
void
joinpath(char *buf, size_t bufsiz, const char *path, const char *path2)
{
int r;
r = snprintf(buf, bufsiz, "%s%s%s",
path, path[0] && path[strlen(path) - 1] != '/' ? "/" : "", path2);
if (r < 0 || (size_t)r >= bufsiz)
errx(1, "path truncated: '%s%s%s'",
path, path[0] && path[strlen(path) - 1] != '/' ? "/" : "", path2);
}
/* Escape characters below as HTML 2.0 / XML 1.0. */
void
xmlencode(FILE *fp, const char *s, size_t len)
{
size_t i;
for (i = 0; *s && i < len; s++, i++) {
switch(*s) {
case '<': fputs("<", fp); break;
case '>': fputs(">", fp); break;
case '\'': fputs("'" , fp); break;
case '&': fputs("&", fp); break;
case '"': fputs(""", fp); break;
default: fputc(*s, fp);
}
}
}
void
printtimeshort(FILE *fp, const git_time *intime)
{
struct tm *intm;
time_t t;
char out[32];
t = (time_t)intime->time;
if (!(intm = gmtime(&t)))
return;
strftime(out, sizeof(out), "%Y-%m-%d %H:%M", intm);
fputs(out, fp);
}
void
writeheader(FILE *fp)
{
fputs("<!DOCTYPE html>\n"
"<html>\n<head>\n"
"<meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\" />\n"
"<title>", fp);
xmlencode(fp, description, strlen(description));
fprintf(fp, "</title>\n<link rel=\"icon\" type=\"image/png\" href=\"%sfavicon.png\" />\n", relpath);
fprintf(fp, "<link rel=\"stylesheet\" type=\"text/css\" href=\"%sstyle.css\" />\n", relpath);
fputs("</head>\n<body>\n", fp);
fprintf(fp, "<table>\n<tr><td><a href='https://chausse.xyz'><img src=\"%slogo.png\" alt=\"\" width=\"32\" height=\"32\" /></a></td>\n"
"<td><strong>", relpath);
xmlencode(fp, description, strlen(description));
fputs("</strong></td></tr><tr><td></td><td>\n"
"</td></tr>\n</table>\n<hr/>\n<div id=\"content\">\n"
"<table id=\"index\"><thead>\n"
"<tr><td><b>Name</b></td><td><b>Description</b></td><td><b>Owner</b></td>"
"<td><b>Last commit</b></td></tr>"
"</thead><tbody>\n", fp);
}
void
writefooter(FILE *fp)
{
fputs("</tbody>\n</table>\n</div>\n"
"<h2 id=\"contribute\">Contribute</h2>\n"
"<p>The best way to contribute to my repositories is to contact me through email at <a href=\"mailto:benjamin@chausse.xyz\">benjamin@chausse.xyz</a>.</p>\n"
"<p>You can have a copy of my public gpg key <a href='https://chausse.xyz/library/chaussebenjamin.gpg'>here</a>.</p>\n"
"<p>You can also submit a pull request on <a href=\"https://github.com/ChausseBenjamin\">Github</a> if you prefer.</p>\n"
"</div>\n</body>\n</html>\n", fp);
}
int
writelog(FILE *fp)
{
git_commit *commit = NULL;
const git_signature *author;
git_revwalk *w = NULL;
git_oid id;
char *stripped_name = NULL, *p;
int ret = 0;
git_revwalk_new(&w, repo);
git_revwalk_push_head(w);
git_revwalk_simplify_first_parent(w);
if (git_revwalk_next(&id, w) ||
git_commit_lookup(&commit, repo, &id)) {
ret = -1;
goto err;
}
author = git_commit_author(commit);
/* strip .git suffix */
if (!(stripped_name = strdup(name)))
err(1, "strdup");
if ((p = strrchr(stripped_name, '.')))
if (!strcmp(p, ".git"))
*p = '\0';
fputs("<tr><td><a href=\"", fp);
xmlencode(fp, stripped_name, strlen(stripped_name));
fputs("/log.html\">", fp);
xmlencode(fp, stripped_name, strlen(stripped_name));
fputs("</a></td><td>", fp);
xmlencode(fp, description, strlen(description));
fputs("</td><td>", fp);
xmlencode(fp, owner, strlen(owner));
fputs("</td><td>", fp);
if (author)
printtimeshort(fp, &(author->when));
fputs("</td></tr>", fp);
git_commit_free(commit);
err:
git_revwalk_free(w);
free(stripped_name);
return ret;
}
int
main(int argc, char *argv[])
{
FILE *fp;
char path[PATH_MAX], repodirabs[PATH_MAX + 1];
const char *repodir;
int i, ret = 0;
if (argc < 2) {
fprintf(stderr, "%s [repodir...]\n", argv[0]);
return 1;
}
git_libgit2_init();
#ifdef __OpenBSD__
if (pledge("stdio rpath", NULL) == -1)
err(1, "pledge");
#endif
writeheader(stdout);
for (i = 1; i < argc; i++) {
repodir = argv[i];
if (!realpath(repodir, repodirabs))
err(1, "realpath");
if (git_repository_open_ext(&repo, repodir,
GIT_REPOSITORY_OPEN_NO_SEARCH, NULL)) {
fprintf(stderr, "%s: cannot open repository\n", argv[0]);
ret = 1;
continue;
}
/* use directory name as name */
if ((name = strrchr(repodirabs, '/')))
name++;
else
name = "";
/* read description or .git/description */
joinpath(path, sizeof(path), repodir, "description");
if (!(fp = fopen(path, "r"))) {
joinpath(path, sizeof(path), repodir, ".git/description");
fp = fopen(path, "r");
}
description[0] = '\0';
if (fp) {
if (!fgets(description, sizeof(description), fp))
description[0] = '\0';
fclose(fp);
}
/* read owner or .git/owner */
joinpath(path, sizeof(path), repodir, "owner");
if (!(fp = fopen(path, "r"))) {
joinpath(path, sizeof(path), repodir, ".git/owner");
fp = fopen(path, "r");
}
owner[0] = '\0';
if (fp) {
if (!fgets(owner, sizeof(owner), fp))
owner[0] = '\0';
owner[strcspn(owner, "\n")] = '\0';
fclose(fp);
}
writelog(stdout);
}
writefooter(stdout);
/* cleanup */
git_repository_free(repo);
git_libgit2_shutdown();
return ret;
}
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