allow selective enabling of snapshots

[ps-cgit] / ui-snapshot.c

diff --git a/ui-snapshot.c b/ui-snapshot.c
index 053fd48803ee47a52a5f1fa314c0f0ef9ff3bbdc..d6be55b01e5e75ee63d760c53adb12bf6fa91be6 100644 (file)
--- a/ui-snapshot.c
+++ b/ui-snapshot.c
@@ -57,21 +57,25 @@ static const struct snapshot_archive_t {
        const char *suffix;
        const char *mimetype;
        write_archive_fn_t write_func;
+       int bit;
 }      snapshot_archives[] = {
-       { ".zip", "application/x-zip", write_zip_archive },
-       { ".tar.gz", "application/x-tar", write_tar_gzip_archive },
-       { ".tar.bz2", "application/x-tar", write_tar_bzip2_archive },
-       { ".tar", "application/x-tar", write_tar_archive }
+       { ".zip", "application/x-zip", write_zip_archive, 0x1 },
+       { ".tar.gz", "application/x-tar", write_tar_gzip_archive, 0x2 },
+       { ".tar.bz2", "application/x-tar", write_tar_bzip2_archive, 0x4 },
+       { ".tar", "application/x-tar", write_tar_archive, 0x8 }
 };
 
 void cgit_print_snapshot(struct cacheitem *item, const char *hex, 
-                        const char *prefix, const char *filename)
+                        const char *prefix, const char *filename,
+                        int snapshots)
 {
        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);
+               int sl;
+               if(!(snapshots&sat->bit)) continue;
+               sl = strlen(sat->suffix);
                if(fnl<sl || strcmp(&filename[fnl-sl],sat->suffix))
                        continue;
 
@@ -101,16 +105,41 @@ void cgit_print_snapshot(struct cacheitem *item, const char *hex,
        cgit_print_error(fmt("Unsupported snapshot format: %s", filename));
 }
 
-void cgit_print_snapshot_links(const char *repo,const char *hex)
+void cgit_print_snapshot_links(const char *repo,const char *hex,int snapshots)
 {
        char *filename;
        int f;
        for(f=0;f<(sizeof(snapshot_archives)/sizeof(*snapshot_archives));++f) {
                const struct snapshot_archive_t* sat = &snapshot_archives[f];
+               if(!(snapshots&sat->bit)) continue;
                filename = fmt("%s-%s%s",cgit_repobasename(repo),hex,sat->suffix);
                htmlf("<a href='%s'>%s</a><br/>",
                        cgit_fileurl(repo,"snapshot",filename,
                            fmt("id=%s&amp;name=%s",hex,filename)), filename);
        }
 }
+
+int cgit_parse_snapshots_mask(const char *str)
+{
+       static const char *delim = " \t,:/|;";
+       int f, tl, rv = 0;
+       /* favor legacy setting */
+       if(atoi(str)) return 1;
+       for(;;) {
+               str += strspn(str,delim);
+               tl = strcspn(str,delim);
+               if(!tl)
+                       break;
+               for(f=0;f<(sizeof(snapshot_archives)/sizeof(*snapshot_archives));++f) {
+                       const struct snapshot_archive_t* sat = &snapshot_archives[f];
+                       if(! ( strncmp(sat->suffix,str,tl) && strncmp(sat->suffix+1,str,tl-1) ) ) {
+                               rv |= sat->bit;
+                               break;
+                       }
+               }
+               str += tl;
+       }
+       return rv;
+}
+
 /* vim:set sw=8: */