X-Git-Url: https://gitweb.ps.run/ps-cgit/blobdiff_plain/5877c49f68b1e1bef94b4867f22c336f0e1605b6..0c8e184e9cbf4d3a1e907de9125f6d8210c169d6:/shared.c

diff --git a/shared.c b/shared.c
index 4ddba61..e06df91 100644
--- a/shared.c
+++ b/shared.c
@@ -10,19 +10,26 @@
 
 struct repolist cgit_repolist;
 struct repoinfo *cgit_repo;
+int cgit_cmd;
+
+const char *cgit_version = CGIT_VERSION;
 
 char *cgit_root_title   = "Git repository browser";
 char *cgit_css          = "/cgit.css";
 char *cgit_logo         = "/git-logo.png";
+char *cgit_index_header = NULL;
+char *cgit_index_info   = NULL;
 char *cgit_logo_link    = "http://www.kernel.org/pub/software/scm/git/docs/";
 char *cgit_module_link  = "./?repo=%s&page=commit&id=%s";
+char *cgit_agefile      = "info/web/last-modified";
 char *cgit_virtual_root = NULL;
 char *cgit_script_name  = CGIT_SCRIPT_NAME;
-char *cgit_cache_root   = "/var/cache/cgit";
+char *cgit_cache_root   = CGIT_CACHE_ROOT;
 char *cgit_repo_group   = NULL;
 
 int cgit_nocache               =  0;
 int cgit_snapshots             =  0;
+int cgit_enable_index_links    =  0;
 int cgit_enable_log_filecount  =  0;
 int cgit_enable_log_linecount  =  0;
 int cgit_max_lock_attempts     =  5;
@@ -31,6 +38,10 @@ int cgit_cache_repo_ttl        =  5;
 int cgit_cache_dynamic_ttl     =  5;
 int cgit_cache_static_ttl      = -1;
 int cgit_cache_max_create_time =  5;
+int cgit_summary_log           =  0;
+int cgit_summary_tags          =  0;
+int cgit_summary_branches      =  0;
+int cgit_renamelimit           = -1;
 
 int cgit_max_msg_len = 60;
 int cgit_max_repodesc_len = 60;
@@ -44,6 +55,7 @@ char *cgit_query_repo   = NULL;
 char *cgit_query_page   = NULL;
 char *cgit_query_head   = NULL;
 char *cgit_query_search = NULL;
+char *cgit_query_grep   = NULL;
 char *cgit_query_sha1   = NULL;
 char *cgit_query_sha2   = NULL;
 char *cgit_query_path   = NULL;
@@ -52,6 +64,19 @@ int   cgit_query_ofs    = 0;
 
 int htmlfd = 0;
 
+
+int cgit_get_cmd_index(const char *cmd)
+{
+	static char *cmds[] = {"log", "commit", "diff", "tree", "blob",
+			       "snapshot", "tag", "refs", NULL};
+	int i;
+
+	for(i = 0; cmds[i]; i++)
+		if (!strcmp(cmd, cmds[i]))
+			return i + 1;
+	return 0;
+}
+
 int chk_zero(int result, char *msg)
 {
 	if (result != 0)
@@ -66,6 +91,13 @@ int chk_positive(int result, char *msg)
 	return result;
 }
 
+int chk_non_negative(int result, char *msg)
+{
+    	if (result < 0)
+	    	die("%s: %s",msg, strerror(errno));
+	return result;
+}
+
 struct repoinfo *add_repo(const char *url)
 {
 	struct repoinfo *ret;
@@ -81,7 +113,7 @@ struct repoinfo *add_repo(const char *url)
 	}
 
 	ret = &cgit_repolist.repos[cgit_repolist.count-1];
-	ret->url = xstrdup(url);
+	ret->url = trim_end(url, '/');
 	ret->name = ret->url;
 	ret->path = NULL;
 	ret->desc = NULL;
@@ -92,9 +124,23 @@ struct repoinfo *add_repo(const char *url)
 	ret->enable_log_filecount = cgit_enable_log_filecount;
 	ret->enable_log_linecount = cgit_enable_log_linecount;
 	ret->module_link = cgit_module_link;
+	ret->readme = NULL;
 	return ret;
 }
 
+struct repoinfo *cgit_get_repoinfo(const char *url)
+{
+	int i;
+	struct repoinfo *repo;
+
+	for (i=0; i<cgit_repolist.count; i++) {
+		repo = &cgit_repolist.repos[i];
+		if (!strcmp(repo->url, url))
+			return repo;
+	}
+	return NULL;
+}
+
 void cgit_global_config_cb(const char *name, const char *value)
 {
 	if (!strcmp(name, "root-title"))
@@ -103,16 +149,22 @@ void cgit_global_config_cb(const char *name, const char *value)
 		cgit_css = xstrdup(value);
 	else if (!strcmp(name, "logo"))
 		cgit_logo = xstrdup(value);
+	else if (!strcmp(name, "index-header"))
+		cgit_index_header = xstrdup(value);
+	else if (!strcmp(name, "index-info"))
+		cgit_index_info = xstrdup(value);
 	else if (!strcmp(name, "logo-link"))
 		cgit_logo_link = xstrdup(value);
 	else if (!strcmp(name, "module-link"))
 		cgit_module_link = xstrdup(value);
 	else if (!strcmp(name, "virtual-root"))
-		cgit_virtual_root = xstrdup(value);
+		cgit_virtual_root = trim_end(value, '/');
 	else if (!strcmp(name, "nocache"))
 		cgit_nocache = atoi(value);
 	else if (!strcmp(name, "snapshots"))
-		cgit_snapshots = atoi(value);
+		cgit_snapshots = cgit_parse_snapshots_mask(value);
+	else if (!strcmp(name, "enable-index-links"))
+		cgit_enable_index_links = atoi(value);
 	else if (!strcmp(name, "enable-log-filecount"))
 		cgit_enable_log_filecount = atoi(value);
 	else if (!strcmp(name, "enable-log-linecount"))
@@ -133,6 +185,16 @@ void cgit_global_config_cb(const char *name, const char *value)
 		cgit_max_repodesc_len = atoi(value);
 	else if (!strcmp(name, "max-commit-count"))
 		cgit_max_commit_count = atoi(value);
+	else if (!strcmp(name, "summary-log"))
+		cgit_summary_log = atoi(value);
+	else if (!strcmp(name, "summary-branches"))
+		cgit_summary_branches = atoi(value);
+	else if (!strcmp(name, "summary-tags"))
+		cgit_summary_tags = atoi(value);
+	else if (!strcmp(name, "agefile"))
+		cgit_agefile = xstrdup(value);
+	else if (!strcmp(name, "renamelimit"))
+		cgit_renamelimit = atoi(value);
 	else if (!strcmp(name, "repo.group"))
 		cgit_repo_group = xstrdup(value);
 	else if (!strcmp(name, "repo.url"))
@@ -140,7 +202,7 @@ void cgit_global_config_cb(const char *name, const char *value)
 	else if (!strcmp(name, "repo.name"))
 		cgit_repo->name = xstrdup(value);
 	else if (cgit_repo && !strcmp(name, "repo.path"))
-		cgit_repo->path = xstrdup(value);
+		cgit_repo->path = trim_end(value, '/');
 	else if (cgit_repo && !strcmp(name, "repo.desc"))
 		cgit_repo->desc = xstrdup(value);
 	else if (cgit_repo && !strcmp(name, "repo.owner"))
@@ -148,14 +210,19 @@ void cgit_global_config_cb(const char *name, const char *value)
 	else if (cgit_repo && !strcmp(name, "repo.defbranch"))
 		cgit_repo->defbranch = xstrdup(value);
 	else if (cgit_repo && !strcmp(name, "repo.snapshots"))
-		cgit_repo->snapshots = cgit_snapshots * atoi(value);
+		cgit_repo->snapshots = cgit_snapshots & cgit_parse_snapshots_mask(value); /* XXX: &? */
 	else if (cgit_repo && !strcmp(name, "repo.enable-log-filecount"))
 		cgit_repo->enable_log_filecount = cgit_enable_log_filecount * atoi(value);
 	else if (cgit_repo && !strcmp(name, "repo.enable-log-linecount"))
 		cgit_repo->enable_log_linecount = cgit_enable_log_linecount * atoi(value);
 	else if (cgit_repo && !strcmp(name, "repo.module-link"))
 		cgit_repo->module_link= xstrdup(value);
-	else if (!strcmp(name, "include"))
+	else if (cgit_repo && !strcmp(name, "repo.readme") && value != NULL) {
+		if (*value == '/')
+			cgit_repo->readme = xstrdup(value);
+		else
+			cgit_repo->readme = xstrdup(fmt("%s/%s", cgit_repo->path, value));
+	} else if (!strcmp(name, "include"))
 		cgit_read_config(value, cgit_global_config_cb);
 }
 
@@ -163,8 +230,14 @@ void cgit_querystring_cb(const char *name, const char *value)
 {
 	if (!strcmp(name,"r")) {
 		cgit_query_repo = xstrdup(value);
+		cgit_repo = cgit_get_repoinfo(value);
 	} else if (!strcmp(name, "p")) {
 		cgit_query_page = xstrdup(value);
+		cgit_cmd = cgit_get_cmd_index(value);
+	} else if (!strcmp(name, "url")) {
+		cgit_parse_url(value);
+	} else if (!strcmp(name, "qt")) {
+		cgit_query_grep = xstrdup(value);
 	} else if (!strcmp(name, "q")) {
 		cgit_query_search = xstrdup(value);
 	} else if (!strcmp(name, "h")) {
@@ -179,7 +252,7 @@ void cgit_querystring_cb(const char *name, const char *value)
 	} else if (!strcmp(name, "ofs")) {
 		cgit_query_ofs = atoi(value);
 	} else if (!strcmp(name, "path")) {
-		cgit_query_path = xstrdup(value);
+		cgit_query_path = trim_end(value, '/');
 	} else if (!strcmp(name, "name")) {
 		cgit_query_name = xstrdup(value);
 	}
@@ -208,6 +281,100 @@ int hextoint(char c)
 		return -1;
 }
 
+char *trim_end(const char *str, char c)
+{
+	int len;
+	char *s, *t;
+
+	if (str == NULL)
+		return NULL;
+	t = (char *)str;
+	len = strlen(t);
+	while(len > 0 && t[len - 1] == c)
+		len--;
+
+	if (len == 0)
+		return NULL;
+
+	c = t[len];
+	t[len] = '\0';
+	s = xstrdup(t);
+	t[len] = c;
+	return s;
+}
+
+char *strlpart(char *txt, int maxlen)
+{
+	char *result;
+
+	if (!txt)
+		return txt;
+
+	if (strlen(txt) <= maxlen)
+		return txt;
+	result = xmalloc(maxlen + 1);
+	memcpy(result, txt, maxlen - 3);
+	result[maxlen-1] = result[maxlen-2] = result[maxlen-3] = '.';
+	result[maxlen] = '\0';
+	return result;
+}
+
+char *strrpart(char *txt, int maxlen)
+{
+	char *result;
+
+	if (!txt)
+		return txt;
+
+	if (strlen(txt) <= maxlen)
+		return txt;
+	result = xmalloc(maxlen + 1);
+	memcpy(result + 3, txt + strlen(txt) - maxlen + 4, maxlen - 3);
+	result[0] = result[1] = result[2] = '.';
+	return result;
+}
+
+void cgit_add_ref(struct reflist *list, struct refinfo *ref)
+{
+	size_t size;
+
+	if (list->count >= list->alloc) {
+		list->alloc += (list->alloc ? list->alloc : 4);
+		size = list->alloc * sizeof(struct refinfo *);
+		list->refs = xrealloc(list->refs, size);
+	}
+	list->refs[list->count++] = ref;
+}
+
+struct refinfo *cgit_mk_refinfo(const char *refname, const unsigned char *sha1)
+{
+	struct refinfo *ref;
+
+	ref = xmalloc(sizeof (struct refinfo));
+	ref->refname = xstrdup(refname);
+	ref->object = parse_object(sha1);
+	switch (ref->object->type) {
+	case OBJ_TAG:
+		ref->tag = cgit_parse_tag((struct tag *)ref->object);
+		break;
+	case OBJ_COMMIT:
+		ref->commit = cgit_parse_commit((struct commit *)ref->object);
+		break;
+	}
+	return ref;
+}
+
+int cgit_refs_cb(const char *refname, const unsigned char *sha1, int flags,
+		  void *cb_data)
+{
+	struct reflist *list = (struct reflist *)cb_data;
+	struct refinfo *info = cgit_mk_refinfo(refname, sha1);
+
+	if (info)
+		cgit_add_ref(list, info);
+	return 0;
+}
+
 void cgit_diff_tree_cb(struct diff_queue_struct *q,
 		       struct diff_options *options, void *data)
 {
@@ -228,7 +395,8 @@ static int load_mmfile(mmfile_t *file, const unsigned char *sha1)
 		file->ptr = (char *)"";
 		file->size = 0;
 	} else {
-		file->ptr = read_sha1_file(sha1, &type, &file->size);
+		file->ptr = read_sha1_file(sha1, &type, 
+		                           (unsigned long *)&file->size);
 	}
 	return 1;
 }
@@ -293,6 +461,7 @@ int cgit_diff_files(const unsigned char *old_sha1,
 	diff_params.flags = XDF_NEED_MINIMAL;
 	emit_params.ctxlen = 3;
 	emit_params.flags = XDL_EMIT_FUNCNAMES;
+	emit_params.find_func = NULL;
 	emit_cb.outf = filediff_cb;
 	emit_cb.priv = fn;
 	xdl_diff(&file1, &file2, &diff_params, &emit_params, &emit_cb);
@@ -301,20 +470,28 @@ int cgit_diff_files(const unsigned char *old_sha1,
 
 void cgit_diff_tree(const unsigned char *old_sha1,
 		    const unsigned char *new_sha1,
-		    filepair_fn fn)
+		    filepair_fn fn, const char *prefix)
 {
 	struct diff_options opt;
 	int ret;
+	int prefixlen;
 
 	diff_setup(&opt);
 	opt.output_format = DIFF_FORMAT_CALLBACK;
 	opt.detect_rename = 1;
+	opt.rename_limit = cgit_renamelimit;
 	opt.recursive = 1;
 	opt.format_callback = cgit_diff_tree_cb;
 	opt.format_callback_data = fn;
+	if (prefix) {
+		opt.nr_paths = 1;
+		opt.paths = &prefix;
+		prefixlen = strlen(prefix);
+		opt.pathlens = &prefixlen;
+	}
 	diff_setup_done(&opt);
 
-	if (old_sha1)
+	if (old_sha1 && !is_null_sha1(old_sha1))
 		ret = diff_tree_sha1(old_sha1, new_sha1, "", &opt);
 	else
 		ret = diff_root_tree_sha1(new_sha1, "", &opt);
@@ -328,5 +505,5 @@ void cgit_diff_commit(struct commit *commit, filepair_fn fn)
 
 	if (commit->parents)
 		old_sha1 = commit->parents->item->object.sha1;
-	cgit_diff_tree(old_sha1, commit->object.sha1, fn);
+	cgit_diff_tree(old_sha1, commit->object.sha1, fn, NULL);
 }