mirror of
https://git.zx2c4.com/cgit
synced 2024-09-07 19:35:18 +00:00
Update to git version v2.46.0, this requires changes for these upstream commits: * e7da9385708accf518a80a1e17969020fb361048 global: introduce `USE_THE_REPOSITORY_VARIABLE` macro * 9da95bda74cf10e1475384a71fd20914c3b99784 hash: require hash algorithm in `oidread()` and `oidclr()` * 30aaff437fddd889ba429b50b96ea4c151c502c5 refs: pass repo when peeling objects * c8f815c2083c4b340d4148a15d45c55f2fcc7d3f refs: remove functions without ref store Signed-off-by: Christian Hesse <mail@eworm.de>
226 lines
4.7 KiB
C
226 lines
4.7 KiB
C
/* parsing.c: parsing of config files
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*
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* Copyright (C) 2006-2014 cgit Development Team <cgit@lists.zx2c4.com>
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*
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* Licensed under GNU General Public License v2
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* (see COPYING for full license text)
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*/
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#define USE_THE_REPOSITORY_VARIABLE
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#include "cgit.h"
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/*
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* url syntax: [repo ['/' cmd [ '/' path]]]
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* repo: any valid repo url, may contain '/'
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* cmd: log | commit | diff | tree | view | blob | snapshot
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* path: any valid path, may contain '/'
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*
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*/
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void cgit_parse_url(const char *url)
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{
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char *c, *cmd, *p;
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struct cgit_repo *repo;
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if (!url || url[0] == '\0')
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return;
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ctx.qry.page = NULL;
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ctx.repo = cgit_get_repoinfo(url);
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if (ctx.repo) {
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ctx.qry.repo = ctx.repo->url;
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return;
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}
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cmd = NULL;
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c = strchr(url, '/');
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while (c) {
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c[0] = '\0';
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repo = cgit_get_repoinfo(url);
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if (repo) {
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ctx.repo = repo;
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cmd = c;
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}
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c[0] = '/';
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c = strchr(c + 1, '/');
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}
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if (ctx.repo) {
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ctx.qry.repo = ctx.repo->url;
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p = strchr(cmd + 1, '/');
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if (p) {
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p[0] = '\0';
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if (p[1])
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ctx.qry.path = trim_end(p + 1, '/');
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}
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if (cmd[1])
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ctx.qry.page = xstrdup(cmd + 1);
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}
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}
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static char *substr(const char *head, const char *tail)
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{
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char *buf;
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if (tail < head)
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return xstrdup("");
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buf = xmalloc(tail - head + 1);
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strlcpy(buf, head, tail - head + 1);
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return buf;
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}
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static void parse_user(const char *t, char **name, char **email, unsigned long *date, int *tz)
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{
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struct ident_split ident;
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unsigned email_len;
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if (!split_ident_line(&ident, t, strchrnul(t, '\n') - t)) {
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*name = substr(ident.name_begin, ident.name_end);
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email_len = ident.mail_end - ident.mail_begin;
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*email = xmalloc(strlen("<") + email_len + strlen(">") + 1);
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xsnprintf(*email, email_len + 3, "<%.*s>", email_len, ident.mail_begin);
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if (ident.date_begin)
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*date = strtoul(ident.date_begin, NULL, 10);
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if (ident.tz_begin)
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*tz = atoi(ident.tz_begin);
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}
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}
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#ifdef NO_ICONV
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#define reencode(a, b, c)
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#else
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static const char *reencode(char **txt, const char *src_enc, const char *dst_enc)
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{
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char *tmp;
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if (!txt)
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return NULL;
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if (!*txt || !src_enc || !dst_enc)
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return *txt;
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/* no encoding needed if src_enc equals dst_enc */
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if (!strcasecmp(src_enc, dst_enc))
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return *txt;
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tmp = reencode_string(*txt, dst_enc, src_enc);
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if (tmp) {
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free(*txt);
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*txt = tmp;
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}
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return *txt;
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}
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#endif
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static const char *next_header_line(const char *p)
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{
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p = strchr(p, '\n');
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if (!p)
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return NULL;
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return p + 1;
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}
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static int end_of_header(const char *p)
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{
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return !p || (*p == '\n');
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}
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struct commitinfo *cgit_parse_commit(struct commit *commit)
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{
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struct commitinfo *ret;
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const char *p = repo_get_commit_buffer(the_repository, commit, NULL);
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const char *t;
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ret = xcalloc(1, sizeof(struct commitinfo));
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ret->commit = commit;
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if (!p)
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return ret;
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if (!skip_prefix(p, "tree ", &p))
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die("Bad commit: %s", oid_to_hex(&commit->object.oid));
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p += the_hash_algo->hexsz + 1;
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while (skip_prefix(p, "parent ", &p))
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p += the_hash_algo->hexsz + 1;
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if (p && skip_prefix(p, "author ", &p)) {
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parse_user(p, &ret->author, &ret->author_email,
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&ret->author_date, &ret->author_tz);
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p = next_header_line(p);
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}
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if (p && skip_prefix(p, "committer ", &p)) {
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parse_user(p, &ret->committer, &ret->committer_email,
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&ret->committer_date, &ret->committer_tz);
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p = next_header_line(p);
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}
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if (p && skip_prefix(p, "encoding ", &p)) {
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t = strchr(p, '\n');
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if (t) {
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ret->msg_encoding = substr(p, t + 1);
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p = t + 1;
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}
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}
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if (!ret->msg_encoding)
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ret->msg_encoding = xstrdup("UTF-8");
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while (!end_of_header(p))
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p = next_header_line(p);
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while (p && *p == '\n')
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p++;
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if (!p)
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return ret;
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t = strchrnul(p, '\n');
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ret->subject = substr(p, t);
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while (*t == '\n')
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t++;
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ret->msg = xstrdup(t);
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reencode(&ret->author, ret->msg_encoding, PAGE_ENCODING);
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reencode(&ret->author_email, ret->msg_encoding, PAGE_ENCODING);
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reencode(&ret->committer, ret->msg_encoding, PAGE_ENCODING);
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reencode(&ret->committer_email, ret->msg_encoding, PAGE_ENCODING);
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reencode(&ret->subject, ret->msg_encoding, PAGE_ENCODING);
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reencode(&ret->msg, ret->msg_encoding, PAGE_ENCODING);
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return ret;
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}
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struct taginfo *cgit_parse_tag(struct tag *tag)
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{
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void *data;
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enum object_type type;
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unsigned long size;
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const char *p;
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struct taginfo *ret = NULL;
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data = repo_read_object_file(the_repository, &tag->object.oid, &type, &size);
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if (!data || type != OBJ_TAG)
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goto cleanup;
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ret = xcalloc(1, sizeof(struct taginfo));
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for (p = data; !end_of_header(p); p = next_header_line(p)) {
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if (skip_prefix(p, "tagger ", &p)) {
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parse_user(p, &ret->tagger, &ret->tagger_email,
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&ret->tagger_date, &ret->tagger_tz);
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}
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}
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while (p && *p == '\n')
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p++;
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if (p && *p)
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ret->msg = xstrdup(p);
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cleanup:
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free(data);
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return ret;
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}
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