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-rw-r--r--cgit.c6
-rw-r--r--cgit.h3
-rw-r--r--ui-atom.c6
-rw-r--r--ui-blob.c8
-rw-r--r--ui-plain.c6
-rw-r--r--ui-shared.c22
-rw-r--r--ui-shared.h1
7 files changed, 47 insertions, 5 deletions
diff --git a/cgit.c b/cgit.c
index 2afc598..513ea12 100644
--- a/cgit.c
+++ b/cgit.c
@@ -199,24 +199,25 @@ static void prepare_context(struct cgit_context *ctx)
ctx->cfg.root_title = "Git repository browser";
ctx->cfg.root_desc = "a fast webinterface for the git dscm";
ctx->cfg.script_name = CGIT_SCRIPT_NAME;
ctx->cfg.summary_branches = 10;
ctx->cfg.summary_log = 10;
ctx->cfg.summary_tags = 10;
ctx->page.mimetype = "text/html";
ctx->page.charset = PAGE_ENCODING;
ctx->page.filename = NULL;
ctx->page.size = 0;
ctx->page.modified = time(NULL);
ctx->page.expires = ctx->page.modified;
+ ctx->page.etag = NULL;
}
struct refmatch {
char *req_ref;
char *first_ref;
int match;
};
int find_current_ref(const char *refname, const unsigned char *sha1,
int flags, void *cb_data)
{
struct refmatch *info;
@@ -278,24 +279,26 @@ static int prepare_repo_cmd(struct cgit_context *ctx)
if (!ctx->qry.head) {
cgit_print_http_headers(ctx);
cgit_print_docstart(ctx);
cgit_print_pageheader(ctx);
cgit_print_error("Repository seems to be empty");
cgit_print_docend();
return 1;
}
if (get_sha1(ctx->qry.head, sha1)) {
tmp = xstrdup(ctx->qry.head);
ctx->qry.head = ctx->repo->defbranch;
+ ctx->page.status = 404;
+ ctx->page.statusmsg = "not found";
cgit_print_http_headers(ctx);
cgit_print_docstart(ctx);
cgit_print_pageheader(ctx);
cgit_print_error(fmt("Invalid branch: %s", tmp));
cgit_print_docend();
return 1;
}
return 0;
}
static void process_request(void *cbdata)
{
@@ -422,24 +425,25 @@ static int calc_ttl()
if (ctx.qry.has_symref)
return ctx.cfg.cache_dynamic_ttl;
if (ctx.qry.has_sha1)
return ctx.cfg.cache_static_ttl;
return ctx.cfg.cache_repo_ttl;
}
int main(int argc, const char **argv)
{
const char *cgit_config_env = getenv("CGIT_CONFIG");
+ const char *method = getenv("REQUEST_METHOD");
const char *path;
char *qry;
int err, ttl;
prepare_context(&ctx);
cgit_repolist.length = 0;
cgit_repolist.count = 0;
cgit_repolist.repos = NULL;
if (getenv("SCRIPT_NAME"))
ctx.cfg.script_name = xstrdup(getenv("SCRIPT_NAME"));
if (getenv("QUERY_STRING"))
@@ -468,21 +472,23 @@ int main(int argc, const char **argv)
ctx.qry.url = xstrdup(path);
if (ctx.qry.raw) {
qry = ctx.qry.raw;
ctx.qry.raw = xstrdup(fmt("%s?%s", path, qry));
free(qry);
} else
ctx.qry.raw = ctx.qry.url;
cgit_parse_url(ctx.qry.url);
}
ttl = calc_ttl();
ctx.page.expires += ttl*60;
+ if (method && !strcmp(method, "HEAD"))
+ ctx.cfg.nocache = 1;
if (ctx.cfg.nocache)
ctx.cfg.cache_size = 0;
err = cache_process(ctx.cfg.cache_size, ctx.cfg.cache_root,
ctx.qry.raw, ttl, process_request, &ctx);
if (err)
cgit_print_error(fmt("Error processing page: %s (%d)",
strerror(err), err));
return err;
}
diff --git a/cgit.h b/cgit.h
index aed826a..78b30ba 100644
--- a/cgit.h
+++ b/cgit.h
@@ -172,25 +172,28 @@ struct cgit_config {
int summary_branches;
int summary_log;
int summary_tags;
};
struct cgit_page {
time_t modified;
time_t expires;
size_t size;
char *mimetype;
char *charset;
char *filename;
+ char *etag;
char *title;
+ int status;
+ char *statusmsg;
};
struct cgit_context {
struct cgit_query qry;
struct cgit_config cfg;
struct cgit_repo *repo;
struct cgit_page page;
};
struct cgit_snapshot_format {
const char *suffix;
const char *mimetype;
diff --git a/ui-atom.c b/ui-atom.c
index a6ea3ee..e5c31d9 100644
--- a/ui-atom.c
+++ b/ui-atom.c
@@ -43,25 +43,26 @@ void add_entry(struct commit *commit, char *host)
if (t2)
*t2 = '\0';
html("<email>");
html_txt(t);
html("</email>\n");
free(mail);
}
html("</author>\n");
html("<published>");
cgit_print_date(info->author_date, FMT_ATOMDATE, ctx.cfg.local_time);
html("</published>\n");
if (host) {
- html("<link rel='alternate' type='text/html' href='http://");
+ html("<link rel='alternate' type='text/html' href='");
+ html(cgit_httpscheme());
html_attr(host);
html_attr(cgit_pageurl(ctx.repo->url, "commit", NULL));
if (ctx.cfg.virtual_root)
delim = '?';
htmlf("%cid=%s", delim, hex);
html("'/>\n");
}
htmlf("<id>%s</id>\n", hex);
html("<content type='text'>\n");
html_txt(info->msg);
html("</content>\n");
html("<content type='xhtml'>\n");
@@ -104,25 +105,26 @@ void cgit_print_atom(char *tip, char *path, int max_count)
host = cgit_hosturl();
ctx.page.mimetype = "text/xml";
ctx.page.charset = "utf-8";
cgit_print_http_headers(&ctx);
html("<feed xmlns='http://www.w3.org/2005/Atom'>\n");
html("<title>");
html_txt(ctx.repo->name);
html("</title>\n");
html("<subtitle>");
html_txt(ctx.repo->desc);
html("</subtitle>\n");
if (host) {
- html("<link rel='alternate' type='text/html' href='http://");
+ html("<link rel='alternate' type='text/html' href='");
+ html(cgit_httpscheme());
html_attr(host);
html_attr(cgit_repourl(ctx.repo->url));
html("'/>\n");
}
while ((commit = get_revision(&rev)) != NULL) {
add_entry(commit, host);
free(commit->buffer);
commit->buffer = NULL;
free_commit_list(commit->parents);
commit->parents = NULL;
}
html("</feed>\n");
diff --git a/ui-blob.c b/ui-blob.c
index 3cda03d..2ccd31d 100644
--- a/ui-blob.c
+++ b/ui-blob.c
@@ -18,25 +18,25 @@ static int walk_tree(const unsigned char *sha1, const char *base,int baselen,
if(strncmp(base,match_path,baselen)
|| strcmp(match_path+baselen,pathname) )
return READ_TREE_RECURSIVE;
memmove(matched_sha1,sha1,20);
return 0;
}
void cgit_print_blob(const char *hex, char *path, const char *head)
{
unsigned char sha1[20];
enum object_type type;
- unsigned char *buf;
+ char *buf;
unsigned long size;
struct commit *commit;
const char *paths[] = {path, NULL};
if (hex) {
if (get_sha1_hex(hex, sha1)){
cgit_print_error(fmt("Bad hex value: %s", hex));
return;
}
} else {
if (get_sha1(head,sha1)) {
cgit_print_error(fmt("Bad ref: %s", head));
@@ -58,16 +58,22 @@ void cgit_print_blob(const char *hex, char *path, const char *head)
cgit_print_error(fmt("Bad object name: %s", hex));
return;
}
buf = read_sha1_file(sha1, &type, &size);
if (!buf) {
cgit_print_error(fmt("Error reading object %s", hex));
return;
}
buf[size] = '\0';
ctx.page.mimetype = ctx.qry.mimetype;
+ if (!ctx.page.mimetype) {
+ if (buffer_is_binary(buf, size))
+ ctx.page.mimetype = "application/octet-stream";
+ else
+ ctx.page.mimetype = "text/plain";
+ }
ctx.page.filename = path;
cgit_print_http_headers(&ctx);
write(htmlfd, buf, size);
}
diff --git a/ui-plain.c b/ui-plain.c
index 5addd9e..93a3a05 100644
--- a/ui-plain.c
+++ b/ui-plain.c
@@ -22,27 +22,31 @@ static void print_object(const unsigned char *sha1, const char *path)
type = sha1_object_info(sha1, &size);
if (type == OBJ_BAD) {
html_status(404, "Not found", 0);
return;
}
buf = read_sha1_file(sha1, &type, &size);
if (!buf) {
html_status(404, "Not found", 0);
return;
}
- ctx.page.mimetype = "text/plain";
+ if (buffer_is_binary(buf, size))
+ ctx.page.mimetype = "application/octet-stream";
+ else
+ ctx.page.mimetype = "text/plain";
ctx.page.filename = fmt("%s", path);
ctx.page.size = size;
+ ctx.page.etag = sha1_to_hex(sha1);
cgit_print_http_headers(&ctx);
html_raw(buf, size);
match = 1;
}
static int walk_tree(const unsigned char *sha1, const char *base, int baselen,
const char *pathname, unsigned mode, int stage,
void *cbdata)
{
if (S_ISDIR(mode))
return READ_TREE_RECURSIVE;
diff --git a/ui-shared.c b/ui-shared.c
index fea2c40..66d5b82 100644
--- a/ui-shared.c
+++ b/ui-shared.c
@@ -25,24 +25,35 @@ static char *http_date(time_t t)
return fmt("%s, %02d %s %04d %02d:%02d:%02d GMT", day[tm->tm_wday],
tm->tm_mday, month[tm->tm_mon], 1900+tm->tm_year,
tm->tm_hour, tm->tm_min, tm->tm_sec);
}
void cgit_print_error(char *msg)
{
html("<div class='error'>");
html_txt(msg);
html("</div>\n");
}
+char *cgit_httpscheme()
+{
+ char *https;
+
+ https = getenv("HTTPS");
+ if (https != NULL && strcmp(https, "on") == 0)
+ return "https://";
+ else
+ return "http://";
+}
+
char *cgit_hosturl()
{
char *host, *port;
host = getenv("HTTP_HOST");
if (host) {
host = xstrdup(host);
} else {
host = getenv("SERVER_NAME");
if (!host)
return NULL;
port = getenv("SERVER_PORT");
@@ -447,61 +458,70 @@ void cgit_print_age(time_t t, time_t max_relative, char *format)
}
if (secs < TM_YEAR * 2) {
htmlf("<span class='age-months'>%.0f months</span>",
secs * 1.0 / TM_MONTH);
return;
}
htmlf("<span class='age-years'>%.0f years</span>",
secs * 1.0 / TM_YEAR);
}
void cgit_print_http_headers(struct cgit_context *ctx)
{
+ const char *method = getenv("REQUEST_METHOD");
+
+ if (ctx->page.status)
+ htmlf("Status: %d %s\n", ctx->page.status, ctx->page.statusmsg);
if (ctx->page.mimetype && ctx->page.charset)
htmlf("Content-Type: %s; charset=%s\n", ctx->page.mimetype,
ctx->page.charset);
else if (ctx->page.mimetype)
htmlf("Content-Type: %s\n", ctx->page.mimetype);
if (ctx->page.size)
htmlf("Content-Length: %ld\n", ctx->page.size);
if (ctx->page.filename)
htmlf("Content-Disposition: inline; filename=\"%s\"\n",
ctx->page.filename);
htmlf("Last-Modified: %s\n", http_date(ctx->page.modified));
htmlf("Expires: %s\n", http_date(ctx->page.expires));
+ if (ctx->page.etag)
+ htmlf("ETag: \"%s\"\n", ctx->page.etag);
html("\n");
+ if (method && !strcmp(method, "HEAD"))
+ exit(0);
}
void cgit_print_docstart(struct cgit_context *ctx)
{
char *host = cgit_hosturl();
html(cgit_doctype);
html("<html xmlns='http://www.w3.org/1999/xhtml' xml:lang='en' lang='en'>\n");
html("<head>\n");
html("<title>");
html_txt(ctx->page.title);
html("</title>\n");
htmlf("<meta name='generator' content='cgit %s'/>\n", cgit_version);
if (ctx->cfg.robots && *ctx->cfg.robots)
htmlf("<meta name='robots' content='%s'/>\n", ctx->cfg.robots);
html("<link rel='stylesheet' type='text/css' href='");
html_attr(ctx->cfg.css);
html("'/>\n");
if (ctx->cfg.favicon) {
html("<link rel='shortcut icon' href='");
html_attr(ctx->cfg.favicon);
html("'/>\n");
}
if (host && ctx->repo) {
- html("<link rel='alternate' title='Atom feed' href='http://");
+ html("<link rel='alternate' title='Atom feed' href='");
+ html(cgit_httpscheme());
html_attr(cgit_hosturl());
html_attr(cgit_fileurl(ctx->repo->url, "atom", ctx->qry.path,
fmt("h=%s", ctx->qry.head)));
html("' type='application/atom+xml'/>\n");
}
if (ctx->cfg.head_include)
html_include(ctx->cfg.head_include);
html("</head>\n");
html("<body>\n");
if (ctx->cfg.header)
html_include(ctx->cfg.header);
}
diff --git a/ui-shared.h b/ui-shared.h
index 5a3821f..bff4826 100644
--- a/ui-shared.h
+++ b/ui-shared.h
@@ -1,15 +1,16 @@
#ifndef UI_SHARED_H
#define UI_SHARED_H
+extern char *cgit_httpscheme();
extern char *cgit_hosturl();
extern char *cgit_repourl(const char *reponame);
extern char *cgit_fileurl(const char *reponame, const char *pagename,
const char *filename, const char *query);
extern char *cgit_pageurl(const char *reponame, const char *pagename,
const char *query);
extern void cgit_index_link(char *name, char *title, char *class,
char *pattern, int ofs);
extern void cgit_summary_link(char *name, char *title, char *class, char *head);
extern void cgit_tag_link(char *name, char *title, char *class, char *head,
char *rev);