parsing: add timezone to ident structures

This will allow us to mimic Git's behaviour of showing times in the
originator's timezone when displaying commits and tags.

Signed-off-by: John Keeping <john@keeping.me.uk>

2 files changed, 9 insertions, 4 deletions

diff --git a/cgit.h b/cgit.h
index de5c94a..501cb48 100644
--- a/cgit.h
+++ b/cgit.h
@@ -130,9 +130,11 @@ struct commitinfo {
         char *author;
         char *author_email;
         unsigned long author_date;
+        int author_tz;
         char *committer;
         char *committer_email;
         unsigned long committer_date;
+        int committer_tz;
         char *subject;
         char *msg;
         char *msg_encoding;
@@ -142,6 +144,7 @@ struct taginfo {
         char *tagger;
         char *tagger_email;
         unsigned long tagger_date;
+        int tagger_tz;
         char *msg;
 };
 
diff --git a/parsing.c b/parsing.c
index 5283e58..9dacb16 100644
--- a/parsing.c
+++ b/parsing.c
@@ -69,7 +69,7 @@ static char *substr(const char *head, const char *tail)
         return buf;
 }
 
-static void parse_user(const char *t, char **name, char **email, unsigned long *date)
+static void parse_user(const char *t, char **name, char **email, unsigned long *date, int *tz)
 {
         struct ident_split ident;
         unsigned email_len;
@@ -83,6 +83,8 @@ static void parse_user(const char *t, char **name, char **email, unsigned long *
 
                 if (ident.date_begin)
                         *date = strtoul(ident.date_begin, NULL, 10);
+                if (ident.tz_begin)
+                        *tz = atoi(ident.tz_begin);
         }
 }
 
@@ -147,13 +149,13 @@ struct commitinfo *cgit_parse_commit(struct commit *commit)
 
         if (p && skip_prefix(p, "author ", &p)) {
                 parse_user(p, &ret->author, &ret->author_email,
-                        &ret->author_date);
+                        &ret->author_date, &ret->author_tz);
                 p = next_header_line(p);
         }
 
         if (p && skip_prefix(p, "committer ", &p)) {
                 parse_user(p, &ret->committer, &ret->committer_email,
-                        &ret->committer_date);
+                        &ret->committer_date, &ret->committer_tz);
                 p = next_header_line(p);
         }
 
@@ -208,7 +210,7 @@ struct taginfo *cgit_parse_tag(struct tag *tag)
         for (p = data; !end_of_header(p); p = next_header_line(p)) {
                 if (skip_prefix(p, "tagger ", &p)) {
                         parse_user(p, &ret->tagger, &ret->tagger_email,
-                                &ret->tagger_date);
+                                &ret->tagger_date, &ret->tagger_tz);
                 }
         }