Diffstat (limited to 'parsing.c')
| -rw-r--r-- | parsing.c | 201 |
1 files changed, 117 insertions, 84 deletions
@@ -6,8 +6,6 @@ * (see COPYING for full license text) */ -#define USE_THE_REPOSITORY_VARIABLE - #include "cgit.h" /* @@ -19,34 +17,28 @@ */ void cgit_parse_url(const char *url) { - char *c, *cmd, *p, *buf; - struct cgit_repo *repo; + char *cmd, *p; + ctx.repo = NULL; if (!url || url[0] == '\0') return; - ctx.qry.page = NULL; ctx.repo = cgit_get_repoinfo(url); if (ctx.repo) { ctx.qry.repo = ctx.repo->url; return; } - buf = xstrdup(url); - cmd = NULL; - c = strchr(buf, '/'); - while (c) { - c[0] = '\0'; - repo = cgit_get_repoinfo(buf); - if (repo) { - ctx.repo = repo; - cmd = c; + cmd = strchr(url, '/'); + while (!ctx.repo && cmd) { + cmd[0] = '\0'; + ctx.repo = cgit_get_repoinfo(url); + if (ctx.repo == NULL) { + cmd[0] = '/'; + cmd = strchr(cmd + 1, '/'); + continue; } - c[0] = '/'; - c = strchr(c + 1, '/'); - } - if (ctx.repo) { ctx.qry.repo = ctx.repo->url; p = strchr(cmd + 1, '/'); if (p) { @@ -56,8 +48,8 @@ void cgit_parse_url(const char *url) } if (cmd[1]) ctx.qry.page = xstrdup(cmd + 1); + return; } - free(buf); } static char *substr(const char *head, const char *tail) @@ -67,27 +59,43 @@ static char *substr(const char *head, const char *tail) if (tail < head) return xstrdup(""); buf = xmalloc(tail - head + 1); - strlcpy(buf, head, tail - head + 1); + strncpy(buf, head, tail - head); + buf[tail - head] = '\0'; return buf; } -static void parse_user(const char *t, char **name, char **email, unsigned long *date, int *tz) +static char *parse_user(char *t, char **name, char **email, unsigned long *date) { - struct ident_split ident; - unsigned email_len; + char *p = t; + int mode = 1; - if (!split_ident_line(&ident, t, strchrnul(t, '\n') - t)) { - *name = substr(ident.name_begin, ident.name_end); - - email_len = ident.mail_end - ident.mail_begin; - *email = xmalloc(strlen("<") + email_len + strlen(">") + 1); - xsnprintf(*email, email_len + 3, "<%.*s>", email_len, ident.mail_begin); - - if (ident.date_begin) - *date = strtoul(ident.date_begin, NULL, 10); - if (ident.tz_begin) - *tz = atoi(ident.tz_begin); + while (p && *p) { + if (mode == 1 && *p == '<') { + *name = substr(t, p - 1); + t = p; + mode++; + } else if (mode == 1 && *p == '\n') { + *name = substr(t, p); + p++; + break; + } else if (mode == 2 && *p == '>') { + *email = substr(t, p + 1); + t = p; + mode++; + } else if (mode == 2 && *p == '\n') { + *email = substr(t, p); + p++; + break; + } else if (mode == 3 && isdigit(*p)) { + *date = atol(p); + mode++; + } else if (*p == '\n') { + p++; + break; + } + p++; } + return p; } #ifdef NO_ICONV @@ -116,51 +124,44 @@ static const char *reencode(char **txt, const char *src_enc, const char *dst_enc } #endif -static const char *next_header_line(const char *p) -{ - p = strchr(p, '\n'); - if (!p) - return NULL; - return p + 1; -} - -static int end_of_header(const char *p) -{ - return !p || (*p == '\n'); -} - struct commitinfo *cgit_parse_commit(struct commit *commit) { struct commitinfo *ret; - const char *p = repo_get_commit_buffer(the_repository, commit, NULL); - const char *t; + char *p = commit->buffer, *t; - ret = xcalloc(1, sizeof(struct commitinfo)); + 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; + ret->msg_encoding = NULL; - if (!p) + if (p == NULL) return ret; - if (!skip_prefix(p, "tree ", &p)) - die("Bad commit: %s", oid_to_hex(&commit->object.oid)); - p += the_hash_algo->hexsz + 1; + if (prefixcmp(p, "tree ")) + die("Bad commit: %s", sha1_to_hex(commit->object.sha1)); + else + p += 46; // "tree " + hex[40] + "\n" - while (skip_prefix(p, "parent ", &p)) - p += the_hash_algo->hexsz + 1; + while (!prefixcmp(p, "parent ")) + p += 48; // "parent " + hex[40] + "\n" - if (p && skip_prefix(p, "author ", &p)) { - parse_user(p, &ret->author, &ret->author_email, - &ret->author_date, &ret->author_tz); - p = next_header_line(p); + if (p && !prefixcmp(p, "author ")) { + p = parse_user(p + 7, &ret->author, &ret->author_email, + &ret->author_date); } - if (p && skip_prefix(p, "committer ", &p)) { - parse_user(p, &ret->committer, &ret->committer_email, - &ret->committer_date, &ret->committer_tz); - p = next_header_line(p); + if (p && !prefixcmp(p, "committer ")) { + p = parse_user(p + 10, &ret->committer, &ret->committer_email, + &ret->committer_date); } - if (p && skip_prefix(p, "encoding ", &p)) { + if (p && !prefixcmp(p, "encoding ")) { + p += 9; t = strchr(p, '\n'); if (t) { ret->msg_encoding = substr(p, t + 1); @@ -168,21 +169,38 @@ struct commitinfo *cgit_parse_commit(struct commit *commit) } } + /* if no special encoding is found, assume UTF-8 */ if (!ret->msg_encoding) ret->msg_encoding = xstrdup("UTF-8"); - while (!end_of_header(p)) - p = next_header_line(p); + // skip unknown header fields + while (p && *p && (*p != '\n')) { + p = strchr(p, '\n'); + if (p) + p++; + } + + // skip empty lines between headers and message while (p && *p == '\n') p++; + if (!p) return ret; - t = strchrnul(p, '\n'); - ret->subject = substr(p, t); - while (*t == '\n') - t++; - ret->msg = xstrdup(t); + t = strchr(p, '\n'); + if (t) { + ret->subject = substr(p, t); + p = t + 1; + + while (p && *p == '\n') { + p = strchr(p, '\n'); + if (p) + p++; + } + if (p) + ret->msg = xstrdup(p); + } else + ret->subject = xstrdup(p); reencode(&ret->author, ret->msg_encoding, PAGE_ENCODING); reencode(&ret->author_email, ret->msg_encoding, PAGE_ENCODING); @@ -194,34 +212,49 @@ struct commitinfo *cgit_parse_commit(struct commit *commit) return ret; } + struct taginfo *cgit_parse_tag(struct tag *tag) { void *data; enum object_type type; unsigned long size; - const char *p; - struct taginfo *ret = NULL; + char *p; + 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; - data = odb_read_object(the_repository->objects, &tag->object.oid, &type, &size); - if (!data || type != OBJ_TAG) - goto cleanup; + p = data; - ret = xcalloc(1, sizeof(struct taginfo)); + while (p && *p) { + if (*p == '\n') + break; - 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_tz); + if (!prefixcmp(p, "tagger ")) { + p = parse_user(p + 7, &ret->tagger, &ret->tagger_email, + &ret->tagger_date); + } else { + p = strchr(p, '\n'); + if (p) + p++; } } + // skip empty lines between headers and message while (p && *p == '\n') p++; if (p && *p) ret->msg = xstrdup(p); - -cleanup: free(data); return ret; } |