Add function cgit_parse_tag()

Teach cgit how to extract author info from a tag.

Signed-off-by: Lars Hjemli <hjemli@gmail.com>

diff --git a/cgit.h b/cgit.h
index 5e19b117b3fd5c42da99d3e938f37fd53db2fc98..9b517a78d58a85be86373267f3dbcdf291f81391 100644 (file)
--- a/cgit.h
+++ b/cgit.h
@@ -27,6 +27,13 @@ struct commitinfo {
        char *msg;
 };
 
+struct taginfo {
+       char *tagger;
+       char *tagger_email;
+       int tagger_date;
+       char *msg;
+};
+
 extern const char cgit_version[];
 
 extern char *cgit_root;
@@ -87,6 +94,7 @@ extern void html_filemode(unsigned short mode);
 extern int cgit_read_config(const char *filename, configfn fn);
 extern int cgit_parse_query(char *txt, configfn fn);
 extern struct commitinfo *cgit_parse_commit(struct commit *commit);
+extern struct taginfo *cgit_parse_tag(struct tag *tag);
 
 extern char *cache_safe_filename(const char *unsafe);
 extern int cache_lock(struct cacheitem *item);

diff --git a/parsing.c b/parsing.c
index 4412dee7fcf398945a3161b5d98f733d1282b491..8aad1dd39ee531713a19fb902dbcacf2a77ccfa9 100644 (file)
--- a/parsing.c
+++ b/parsing.c
@@ -196,3 +196,50 @@ struct commitinfo *cgit_parse_commit(struct commit *commit)
        }
        return ret;
 }
+
+
+struct taginfo *cgit_parse_tag(struct tag *tag)
+{
+       void *data;
+       char type[20];
+       unsigned long size;
+       char *p, *t;
+       struct taginfo *ret;
+
+       data = read_sha1_file(tag->object.sha1, type, &size);
+       if (!data || strcmp(type, tag_type)) {
+               free(data);
+               return 0;
+       }
+       
+       ret = xmalloc(sizeof(*ret));
+       ret->tagger = NULL;
+       ret->tagger_email = NULL;
+       ret->tagger_date = 0;
+       ret->msg = NULL;
+
+       p = data;
+
+       while (p) {
+               if (*p == '\n')
+                       break;
+
+               if (!strncmp(p, "tagger ", 7)) {
+                       p += 7;
+                       t = strchr(p, '<') - 1;
+                       ret->tagger = substr(p, t);
+                       p = t;
+                       t = strchr(t, '>') + 1;
+                       ret->tagger_email = substr(p, t);
+                       ret->tagger_date = atol(++t);
+               }
+               p = strchr(p, '\n') + 1;
+       }
+
+       while (p && (*p == '\n'))
+               p = strchr(p, '\n') + 1;
+       if (p)
+               ret->msg = xstrdup(p);
+       free(data);
+       return ret;
+}