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add support for snapshot tarballs

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- reworked cgit_print_snapshot to use a list of supported archivers and pick
	one for the suffix supplied
- moved printing of snaphot links into ui-snapshot and make it iterate through
	the said list
This commit is contained in:
Michael Krelin 2007-07-18 14:40:03 +02:00
parent 71ebcbe23a
commit f97c707a3b
4 changed files with 60 additions and 42 deletions
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2
cgit.c
View File

@ -68,7 +68,7 @@ static void cgit_print_repo_page(struct cacheitem *item)
setenv("GIT_DIR", cgit_repo->path, 1);
if ((cgit_cmd == CMD_SNAPSHOT) && cgit_repo->snapshots) {
cgit_print_snapshot(item, cgit_query_sha1, "zip",
cgit_print_snapshot(item, cgit_query_sha1,
cgit_repo->url, cgit_query_name);
return;
}

4
cgit.h
View File

@ -230,7 +230,7 @@ extern void cgit_print_tree(const char *rev, char *path);
extern void cgit_print_commit(char *hex);
extern void cgit_print_diff(const char *new_hex, const char *old_hex);
extern void cgit_print_snapshot(struct cacheitem *item, const char *hex,
const char *format, const char *prefix,
const char *filename);
const char *prefix, const char *filename);
extern void cgit_print_snapshot_links(const char *repo, const char *hex);
#endif /* CGIT_H */

9
ui-commit.c
View File

@ -139,7 +139,6 @@ void cgit_print_commit(char *hex)
struct commitinfo *info;
struct commit_list *p;
unsigned char sha1[20];
char *filename;
char *tmp;
int i;
@ -196,11 +195,9 @@ void cgit_print_commit(char *hex)
html(")</td></tr>");
}
if (cgit_repo->snapshots) {
htmlf("<tr><th>download</th><td colspan='2' class='sha1'><a href='");
filename = fmt("%s-%s.zip", cgit_query_repo, hex);
html_attr(cgit_pageurl(cgit_query_repo, "snapshot",
fmt("id=%s&amp;name=%s", hex, filename)));
htmlf("'>%s</a></td></tr>", filename);
html("<tr><th>download</th><td colspan='2' class='sha1'>");
cgit_print_snapshot_links(cgit_query_repo,hex);
html("</td></tr>");
}
html("</table>\n");
html("<div class='commit-subject'>");

87
ui-snapshot.c
View File

@ -8,40 +8,61 @@
#include "cgit.h"
static void cgit_print_zip(struct cacheitem *item, const char *hex,
const char *prefix, const char *filename)
{
struct archiver_args args;
struct commit *commit;
unsigned char sha1[20];
if (get_sha1(hex, sha1)) {
cgit_print_error(fmt("Bad object id: %s", hex));
return;
}
commit = lookup_commit_reference(sha1);
if (!commit) {
cgit_print_error(fmt("Not a commit reference: %s", hex));
return;
}
memset(&args, 0, sizeof(args));
args.base = fmt("%s/", prefix);
args.tree = commit->tree;
cgit_print_snapshot_start("application/x-zip", filename, item);
write_zip_archive(&args);
}
static const struct snapshot_archive_t {
const char *suffix;
const char *mimetype;
write_archive_fn_t write_func;
} snapshot_archives[] = {
{ ".zip", "application/x-zip", write_zip_archive },
{ ".tar.gz", "application/x-gzip", write_tar_archive }
};
void cgit_print_snapshot(struct cacheitem *item, const char *hex,
const char *format, const char *prefix,
const char *filename)
const char *prefix, const char *filename)
{
if (!strcmp(format, "zip"))
cgit_print_zip(item, hex, prefix, filename);
else
cgit_print_error(fmt("Unsupported snapshot format: %s",
format));
int fnl = strlen(filename);
int f;
for(f=0;f<(sizeof(snapshot_archives)/sizeof(*snapshot_archives));++f) {
const struct snapshot_archive_t* sat = &snapshot_archives[f];
int sl = strlen(sat->suffix);
if(fnl<sl || strcmp(&filename[fnl-sl],sat->suffix))
continue;
struct archiver_args args;
struct commit *commit;
unsigned char sha1[20];
if(get_sha1(hex, sha1)) {
cgit_print_error(fmt("Bad object id: %s", hex));
return;
}
commit = lookup_commit_reference(sha1);
if(!commit) {
cgit_print_error(fmt("Not a commit reference: %s", hex));
return;;
}
memset(&args,0,sizeof(args));
args.base = fmt("%s/", prefix);
args.tree = commit->tree;
cgit_print_snapshot_start(sat->mimetype, filename, item);
(*sat->write_func)(&args);
return;
}
cgit_print_error(fmt("Unsupported snapshot format: %s", filename));
}
void cgit_print_snapshot_links(const char *repo,const char *hex)
{
char *filename;
int f;
for(f=0;f<(sizeof(snapshot_archives)/sizeof(*snapshot_archives));++f) {
const struct snapshot_archive_t* sat = &snapshot_archives[f];
filename = fmt("%s-%s%s",repo,hex,sat->suffix);
htmlf("<a href='%s'>%s</a><br/>",
cgit_pageurl(repo,"snapshot",
fmt("id=%s&amp;name=%s",hex,filename)), filename);
}
}