cgit v0.6.3

[cgit.git] / parsing.c

diff --git a/parsing.c b/parsing.c
index 4d5cc743da1ec9c7143c825330e3bf0bfd4f8d45..2c05c0939ff34547ad6f6ee71fb37cbdc30066c8 100644 (file)
--- a/parsing.c
+++ b/parsing.c
@@ -64,19 +64,42 @@ int read_config_line(FILE *f, char *line, const char **value, int bufsize)
 
 int cgit_read_config(const char *filename, configfn fn)
 {
-       int ret = 0, len;
+       static int nesting;
+       int len;
        char line[256];
        const char *value;
-       FILE *f = fopen(filename, "r");
+       FILE *f;
 
-       if (!f)
+       /* cancel deeply nested include-commands */
+       if (nesting > 8)
                return -1;
-
+       if (!(f = fopen(filename, "r")))
+               return -1;
+       nesting++;
        while((len = read_config_line(f, line, &value, sizeof(line))) > 0)
                (*fn)(line, value);
-
+       nesting--;
        fclose(f);
-       return ret;
+       return 0;
+}
+
+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)
@@ -87,11 +110,15 @@ int cgit_parse_query(char *txt, configfn fn)
                return 0;
 
        t = txt = xstrdup(txt);
- 
+
        while((c=*t) != '\0') {
                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);
@@ -105,6 +132,50 @@ int cgit_parse_query(char *txt, configfn fn)
        return 0;
 }
 
+/*
+ * url syntax: [repo ['/' cmd [ '/' path]]]
+ *   repo: any valid repo url, may contain '/'
+ *   cmd:  log | commit | diff | tree | view | blob | snapshot
+ *   path: any valid path, may contain '/'
+ *
+ */
+void cgit_parse_url(const char *url)
+{
+       char *cmd, *p;
+
+       cgit_repo = NULL;
+       if (!url || url[0] == '\0')
+               return;
+
+       cgit_repo = cgit_get_repoinfo(url);
+       if (cgit_repo) {
+               cgit_query_repo = cgit_repo->url;
+               return;
+       }
+
+       cmd = strchr(url, '/');
+       while (!cgit_repo && cmd) {
+               cmd[0] = '\0';
+               cgit_repo = cgit_get_repoinfo(url);
+               if (cgit_repo == NULL) {
+                       cmd[0] = '/';
+                       cmd = strchr(cmd + 1, '/');
+                       continue;
+               }
+
+               cgit_query_repo = cgit_repo->url;
+               p = strchr(cmd + 1, '/');
+               if (p) {
+                       p[0] = '\0';
+                       if (p[1])
+                               cgit_query_path = trim_end(p + 1, '/');
+               }
+               cgit_cmd = cgit_get_cmd_index(cmd + 1);
+               cgit_query_page = xstrdup(cmd + 1);
+               return;
+       }
+}
+
 char *substr(const char *head, const char *tail)
 {
        char *buf;
@@ -122,6 +193,15 @@ struct commitinfo *cgit_parse_commit(struct commit *commit)
 
        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 (p == NULL)
+               return ret;
 
        if (strncmp(p, "tree ", 5))
                die("Bad commit: %s", sha1_to_hex(commit->object.sha1));
@@ -157,12 +237,65 @@ struct commitinfo *cgit_parse_commit(struct commit *commit)
                p = strchr(p, '\n') + 1;
 
        t = strchr(p, '\n');
-       ret->subject = substr(p, t);
-       p = t + 1;
+       if (t) {
+               if (*t == '\0')
+                       ret->subject = strdup("** empty **");
+               else
+                       ret->subject = substr(p, t);
+               p = t + 1;
 
-       while (*p == '\n')
+               while (*p == '\n')
+                       p = strchr(p, '\n') + 1;
+               ret->msg = p;
+       } else
+               ret->subject = substr(p, p+strlen(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;
-       ret->msg = p;
+       }
 
+       while (p && (*p == '\n'))
+               p = strchr(p, '\n') + 1;
+       if (p && *p)
+               ret->msg = xstrdup(p);
+       free(data);
        return ret;
 }