X-Git-Url: https://gitweb.ps.run/ps-cgit/blobdiff_plain/898f5f89d3e2c6100f7e0ab6fc4a200b8fc75bb5..d1f3bbe9d22029f45a77bb938c176ccc0c827d46:/shared.c

diff --git a/shared.c b/shared.c
index 1cd60a2..808e674 100644
--- a/shared.c
+++ b/shared.c
@@ -8,62 +8,41 @@
 
 #include "cgit.h"
 
-struct repolist cgit_repolist;
-struct repoinfo *cgit_repo;
+struct cgit_repolist cgit_repolist;
+struct cgit_context ctx;
 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_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   = 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;
-int cgit_cache_root_ttl        =  5;
-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_max_msg_len = 60;
-int cgit_max_repodesc_len = 60;
-int cgit_max_commit_count = 50;
-
-int cgit_query_has_symref = 0;
-int cgit_query_has_sha1   = 0;
-
-char *cgit_querystring  = NULL;
-char *cgit_query_repo   = NULL;
-char *cgit_query_page   = NULL;
-char *cgit_query_head   = NULL;
-char *cgit_query_search = NULL;
-char *cgit_query_sha1   = NULL;
-char *cgit_query_sha2   = NULL;
-char *cgit_query_path   = NULL;
-char *cgit_query_name   = NULL;
-int   cgit_query_ofs    = 0;
-
 int htmlfd = 0;
 
+void cgit_prepare_context(struct cgit_context *ctx)
+{
+	memset(ctx, 0, sizeof(ctx));
+	ctx->cfg.agefile = "info/web/last-modified";
+	ctx->cfg.cache_dynamic_ttl = 5;
+	ctx->cfg.cache_max_create_time = 5;
+	ctx->cfg.cache_repo_ttl = 5;
+	ctx->cfg.cache_root = CGIT_CACHE_ROOT;
+	ctx->cfg.cache_root_ttl = 5;
+	ctx->cfg.cache_static_ttl = -1;
+	ctx->cfg.css = "/cgit.css";
+	ctx->cfg.logo = "/git-logo.png";
+	ctx->cfg.max_commit_count = 50;
+	ctx->cfg.max_lock_attempts = 5;
+	ctx->cfg.max_msg_len = 60;
+	ctx->cfg.max_repodesc_len = 60;
+	ctx->cfg.module_link = "./?repo=%s&page=commit&id=%s";
+	ctx->cfg.renamelimit = -1;
+	ctx->cfg.robots = "index, nofollow";
+	ctx->cfg.root_title = "Git repository browser";
+	ctx->cfg.script_name = CGIT_SCRIPT_NAME;
+}
 
 int cgit_get_cmd_index(const char *cmd)
 {
 	static char *cmds[] = {"log", "commit", "diff", "tree", "blob",
-			       "snapshot", "tag", NULL};
+			       "snapshot", "tag", "refs", "patch", NULL};
 	int i;
 
 	for(i = 0; cmds[i]; i++)
@@ -93,9 +72,9 @@ int chk_non_negative(int result, char *msg)
 	return result;
 }
 
-struct repoinfo *add_repo(const char *url)
+struct cgit_repo *add_repo(const char *url)
 {
-	struct repoinfo *ret;
+	struct cgit_repo *ret;
 
 	if (++cgit_repolist.count > cgit_repolist.length) {
 		if (cgit_repolist.length == 0)
@@ -104,29 +83,29 @@ struct repoinfo *add_repo(const char *url)
 			cgit_repolist.length *= 2;
 		cgit_repolist.repos = xrealloc(cgit_repolist.repos,
 					       cgit_repolist.length *
-					       sizeof(struct repoinfo));
+					       sizeof(struct cgit_repo));
 	}
 
 	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;
+	ret->desc = "[no description]";
 	ret->owner = NULL;
-	ret->group = cgit_repo_group;
+	ret->group = ctx.cfg.repo_group;
 	ret->defbranch = "master";
-	ret->snapshots = cgit_snapshots;
-	ret->enable_log_filecount = cgit_enable_log_filecount;
-	ret->enable_log_linecount = cgit_enable_log_linecount;
-	ret->module_link = cgit_module_link;
+	ret->snapshots = ctx.cfg.snapshots;
+	ret->enable_log_filecount = ctx.cfg.enable_log_filecount;
+	ret->enable_log_linecount = ctx.cfg.enable_log_linecount;
+	ret->module_link = ctx.cfg.module_link;
 	ret->readme = NULL;
 	return ret;
 }
 
-struct repoinfo *cgit_get_repoinfo(const char *url)
+struct cgit_repo *cgit_get_repoinfo(const char *url)
 {
 	int i;
-	struct repoinfo *repo;
+	struct cgit_repo *repo;
 
 	for (i=0; i<cgit_repolist.count; i++) {
 		repo = &cgit_repolist.repos[i];
@@ -139,76 +118,92 @@ struct repoinfo *cgit_get_repoinfo(const char *url)
 void cgit_global_config_cb(const char *name, const char *value)
 {
 	if (!strcmp(name, "root-title"))
-		cgit_root_title = xstrdup(value);
+		ctx.cfg.root_title = xstrdup(value);
 	else if (!strcmp(name, "css"))
-		cgit_css = xstrdup(value);
+		ctx.cfg.css = xstrdup(value);
 	else if (!strcmp(name, "logo"))
-		cgit_logo = xstrdup(value);
+		ctx.cfg.logo = xstrdup(value);
 	else if (!strcmp(name, "index-header"))
-		cgit_index_header = xstrdup(value);
+		ctx.cfg.index_header = xstrdup(value);
+	else if (!strcmp(name, "index-info"))
+		ctx.cfg.index_info = xstrdup(value);
 	else if (!strcmp(name, "logo-link"))
-		cgit_logo_link = xstrdup(value);
+		ctx.cfg.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);
-	else if (!strcmp(name, "nocache"))
-		cgit_nocache = atoi(value);
+		ctx.cfg.module_link = xstrdup(value);
+	else if (!strcmp(name, "virtual-root")) {
+		ctx.cfg.virtual_root = trim_end(value, '/');
+		if (!ctx.cfg.virtual_root && (!strcmp(value, "/")))
+			ctx.cfg.virtual_root = "";
+	} else if (!strcmp(name, "nocache"))
+		ctx.cfg.nocache = atoi(value);
 	else if (!strcmp(name, "snapshots"))
-		cgit_snapshots = cgit_parse_snapshots_mask(value);
+		ctx.cfg.snapshots = cgit_parse_snapshots_mask(value);
 	else if (!strcmp(name, "enable-index-links"))
-		cgit_enable_index_links = atoi(value);
+		ctx.cfg.enable_index_links = atoi(value);
 	else if (!strcmp(name, "enable-log-filecount"))
-		cgit_enable_log_filecount = atoi(value);
+		ctx.cfg.enable_log_filecount = atoi(value);
 	else if (!strcmp(name, "enable-log-linecount"))
-		cgit_enable_log_linecount = atoi(value);
+		ctx.cfg.enable_log_linecount = atoi(value);
 	else if (!strcmp(name, "cache-root"))
-		cgit_cache_root = xstrdup(value);
+		ctx.cfg.cache_root = xstrdup(value);
 	else if (!strcmp(name, "cache-root-ttl"))
-		cgit_cache_root_ttl = atoi(value);
+		ctx.cfg.cache_root_ttl = atoi(value);
 	else if (!strcmp(name, "cache-repo-ttl"))
-		cgit_cache_repo_ttl = atoi(value);
+		ctx.cfg.cache_repo_ttl = atoi(value);
 	else if (!strcmp(name, "cache-static-ttl"))
-		cgit_cache_static_ttl = atoi(value);
+		ctx.cfg.cache_static_ttl = atoi(value);
 	else if (!strcmp(name, "cache-dynamic-ttl"))
-		cgit_cache_dynamic_ttl = atoi(value);
+		ctx.cfg.cache_dynamic_ttl = atoi(value);
 	else if (!strcmp(name, "max-message-length"))
-		cgit_max_msg_len = atoi(value);
+		ctx.cfg.max_msg_len = atoi(value);
 	else if (!strcmp(name, "max-repodesc-length"))
-		cgit_max_repodesc_len = atoi(value);
+		ctx.cfg.max_repodesc_len = atoi(value);
 	else if (!strcmp(name, "max-commit-count"))
-		cgit_max_commit_count = atoi(value);
+		ctx.cfg.max_commit_count = atoi(value);
 	else if (!strcmp(name, "summary-log"))
-		cgit_summary_log = atoi(value);
+		ctx.cfg.summary_log = atoi(value);
+	else if (!strcmp(name, "summary-branches"))
+		ctx.cfg.summary_branches = atoi(value);
+	else if (!strcmp(name, "summary-tags"))
+		ctx.cfg.summary_tags = atoi(value);
 	else if (!strcmp(name, "agefile"))
-		cgit_agefile = xstrdup(value);
+		ctx.cfg.agefile = xstrdup(value);
+	else if (!strcmp(name, "renamelimit"))
+		ctx.cfg.renamelimit = atoi(value);
+	else if (!strcmp(name, "robots"))
+		ctx.cfg.robots = xstrdup(value);
+	else if (!strcmp(name, "clone-prefix"))
+		ctx.cfg.clone_prefix = xstrdup(value);
 	else if (!strcmp(name, "repo.group"))
-		cgit_repo_group = xstrdup(value);
+		ctx.cfg.repo_group = xstrdup(value);
 	else if (!strcmp(name, "repo.url"))
-		cgit_repo = add_repo(value);
+		ctx.repo = add_repo(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);
-	else if (cgit_repo && !strcmp(name, "repo.desc"))
-		cgit_repo->desc = xstrdup(value);
-	else if (cgit_repo && !strcmp(name, "repo.owner"))
-		cgit_repo->owner = xstrdup(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 & 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 (cgit_repo && !strcmp(name, "repo.readme") && value != NULL) {
+		ctx.repo->name = xstrdup(value);
+	else if (ctx.repo && !strcmp(name, "repo.path"))
+		ctx.repo->path = trim_end(value, '/');
+	else if (ctx.repo && !strcmp(name, "repo.clone-url"))
+		ctx.repo->clone_url = xstrdup(value);
+	else if (ctx.repo && !strcmp(name, "repo.desc"))
+		ctx.repo->desc = xstrdup(value);
+	else if (ctx.repo && !strcmp(name, "repo.owner"))
+		ctx.repo->owner = xstrdup(value);
+	else if (ctx.repo && !strcmp(name, "repo.defbranch"))
+		ctx.repo->defbranch = xstrdup(value);
+	else if (ctx.repo && !strcmp(name, "repo.snapshots"))
+		ctx.repo->snapshots = ctx.cfg.snapshots & cgit_parse_snapshots_mask(value); /* XXX: &? */
+	else if (ctx.repo && !strcmp(name, "repo.enable-log-filecount"))
+		ctx.repo->enable_log_filecount = ctx.cfg.enable_log_filecount * atoi(value);
+	else if (ctx.repo && !strcmp(name, "repo.enable-log-linecount"))
+		ctx.repo->enable_log_linecount = ctx.cfg.enable_log_linecount * atoi(value);
+	else if (ctx.repo && !strcmp(name, "repo.module-link"))
+		ctx.repo->module_link= xstrdup(value);
+	else if (ctx.repo && !strcmp(name, "repo.readme") && value != NULL) {
 		if (*value == '/')
-			cgit_repo->readme = xstrdup(value);
+			ctx.repo->readme = xstrdup(value);
 		else
-			cgit_repo->readme = xstrdup(fmt("%s/%s", cgit_repo->path, value));
+			ctx.repo->readme = xstrdup(fmt("%s/%s", ctx.repo->path, value));
 	} else if (!strcmp(name, "include"))
 		cgit_read_config(value, cgit_global_config_cb);
 }
@@ -216,30 +211,32 @@ void cgit_global_config_cb(const char *name, const char *value)
 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);
+		ctx.qry.repo = xstrdup(value);
+		ctx.repo = cgit_get_repoinfo(value);
 	} else if (!strcmp(name, "p")) {
-		cgit_query_page = xstrdup(value);
+		ctx.qry.page = xstrdup(value);
 		cgit_cmd = cgit_get_cmd_index(value);
 	} else if (!strcmp(name, "url")) {
 		cgit_parse_url(value);
+	} else if (!strcmp(name, "qt")) {
+		ctx.qry.grep = xstrdup(value);
 	} else if (!strcmp(name, "q")) {
-		cgit_query_search = xstrdup(value);
+		ctx.qry.search = xstrdup(value);
 	} else if (!strcmp(name, "h")) {
-		cgit_query_head = xstrdup(value);
-		cgit_query_has_symref = 1;
+		ctx.qry.head = xstrdup(value);
+		ctx.qry.has_symref = 1;
 	} else if (!strcmp(name, "id")) {
-		cgit_query_sha1 = xstrdup(value);
-		cgit_query_has_sha1 = 1;
+		ctx.qry.sha1 = xstrdup(value);
+		ctx.qry.has_sha1 = 1;
 	} else if (!strcmp(name, "id2")) {
-		cgit_query_sha2 = xstrdup(value);
-		cgit_query_has_sha1 = 1;
+		ctx.qry.sha2 = xstrdup(value);
+		ctx.qry.has_sha1 = 1;
 	} else if (!strcmp(name, "ofs")) {
-		cgit_query_ofs = atoi(value);
+		ctx.qry.ofs = atoi(value);
 	} else if (!strcmp(name, "path")) {
-		cgit_query_path = trim_end(value, '/');
+		ctx.qry.path = trim_end(value, '/');
 	} else if (!strcmp(name, "name")) {
-		cgit_query_name = xstrdup(value);
+		ctx.qry.name = xstrdup(value);
 	}
 }
 
@@ -250,6 +247,8 @@ void *cgit_free_commitinfo(struct commitinfo *info)
 	free(info->committer);
 	free(info->committer_email);
 	free(info->subject);
+	free(info->msg);
+	free(info->msg_encoding);
 	free(info);
 	return NULL;
 }
@@ -288,6 +287,78 @@ char *trim_end(const char *str, char 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)
 {
@@ -308,7 +379,8 @@ 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;
 }
@@ -382,17 +454,25 @@ 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.recursive = 1;
+	opt.rename_limit = ctx.cfg.renamelimit;
+	DIFF_OPT_SET(&opt, RECURSIVE);
 	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 && !is_null_sha1(old_sha1))
@@ -409,5 +489,5 @@ 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);
 }