Tag release v0.3

[ps-cgit] / parsing.c

diff --git a/parsing.c b/parsing.c
index 98b32434b6157bffce33ae47f664c6a43e8f1a8b..332d61c50b47329347fc463f4159f8cbca4fc401 100644 (file)
--- a/parsing.c
+++ b/parsing.c
@@ -79,6 +79,25 @@ int cgit_read_config(const char *filename, configfn fn)
        return ret;
 }
 
+char *convert_query_hexchar(char *txt)
+{
+       int d1, d2;
+       if (strlen(txt) < 3) {
+               *txt = '\0';
+               return txt-1;
+       }
+       d1 = hextoint(*(txt+1));
+       d2 = hextoint(*(txt+2));
+       if (d1<0 || d2<0) {
+               strcpy(txt, txt+3);
+               return txt-1;
+       } else {
+               *txt = d1 * 16 + d2;
+               strcpy(txt+1, txt+3);
+               return txt;
+       }
+}
+
 int cgit_parse_query(char *txt, configfn fn)
 {
        char *t, *value = NULL, c;
@@ -92,6 +111,10 @@ int cgit_parse_query(char *txt, configfn fn)
                if (c=='=') {
                        *t = '\0';
                        value = t+1;
+               } else if (c=='+') {
+                       *t = ' ';
+               } else if (c=='%') {
+                       t = convert_query_hexchar(t);
                } else if (c=='&') {
                        *t = '\0';
                        (*fn)(txt, value);
@@ -104,3 +127,119 @@ int cgit_parse_query(char *txt, configfn fn)
                (*fn)(txt, value);
        return 0;
 }
+
+char *substr(const char *head, const char *tail)
+{
+       char *buf;
+
+       buf = xmalloc(tail - head + 1);
+       strncpy(buf, head, tail - head);
+       buf[tail - head] = '\0';
+       return buf;
+}
+
+struct commitinfo *cgit_parse_commit(struct commit *commit)
+{
+       struct commitinfo *ret;
+       char *p = commit->buffer, *t = commit->buffer;
+
+       ret = xmalloc(sizeof(*ret));
+       ret->commit = commit;
+       ret->author = NULL;
+       ret->author_email = NULL;
+       ret->committer = NULL;
+       ret->committer_email = NULL;
+       ret->subject = NULL;
+       ret->msg = NULL;
+
+       if (strncmp(p, "tree ", 5))
+               die("Bad commit: %s", sha1_to_hex(commit->object.sha1));
+       else
+               p += 46; // "tree " + hex[40] + "\n"
+
+       while (!strncmp(p, "parent ", 7))
+               p += 48; // "parent " + hex[40] + "\n"
+
+       if (!strncmp(p, "author ", 7)) {
+               p += 7;
+               t = strchr(p, '<') - 1;
+               ret->author = substr(p, t);
+               p = t;
+               t = strchr(t, '>') + 1;
+               ret->author_email = substr(p, t);
+               ret->author_date = atol(++t);
+               p = strchr(t, '\n') + 1;
+       }
+
+       if (!strncmp(p, "committer ", 9)) {
+               p += 9;
+               t = strchr(p, '<') - 1;
+               ret->committer = substr(p, t);
+               p = t;
+               t = strchr(t, '>') + 1;
+               ret->committer_email = substr(p, t);
+               ret->committer_date = atol(++t);
+               p = strchr(t, '\n') + 1;
+       }
+
+       while (*p == '\n')
+               p = strchr(p, '\n') + 1;
+
+       t = strchr(p, '\n');
+       if (t && *t) {
+               ret->subject = substr(p, t);
+               p = t + 1;
+
+               while (*p == '\n')
+                       p = strchr(p, '\n') + 1;
+               ret->msg = p;
+       }
+       return ret;
+}
+
+
+struct taginfo *cgit_parse_tag(struct tag *tag)
+{
+       void *data;
+       enum object_type type;
+       unsigned long size;
+       char *p, *t;
+       struct taginfo *ret;
+
+       data = read_sha1_file(tag->object.sha1, &type, &size);
+       if (!data || type != OBJ_TAG) {
+               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 && *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 && *p)
+               ret->msg = xstrdup(p);
+       free(data);
+       return ret;
+}