Prepare for 'about site' page / add 'root-readme' option to cgitrc

The new option names a file which will be included on a new page, next
to the current 'index' page.

Signed-off-by: Lars Hjemli <hjemli@gmail.com>

4 files changed, 10 insertions, 0 deletions

diff --git a/cgit.c b/cgit.c
index d37abc9..a402758 100644
--- a/cgit.c
+++ b/cgit.c
@@ -1,71 +1,73 @@
 /* cgit.c: cgi for the git scm
  *
  * Copyright (C) 2006 Lars Hjemli
  *
  * Licensed under GNU General Public License v2
  *   (see COPYING for full license text)
  */
 
 #include "cgit.h"
 #include "cache.h"
 #include "cmd.h"
 #include "configfile.h"
 #include "html.h"
 #include "ui-shared.h"
 
 const char *cgit_version = CGIT_VERSION;
 
 void config_cb(const char *name, const char *value)
 {
         if (!strcmp(name, "root-title"))
                 ctx.cfg.root_title = xstrdup(value);
         else if (!strcmp(name, "root-desc"))
                 ctx.cfg.root_desc = xstrdup(value);
+        else if (!strcmp(name, "root-readme"))
+                ctx.cfg.root_readme = xstrdup(value);
         else if (!strcmp(name, "css"))
                 ctx.cfg.css = xstrdup(value);
         else if (!strcmp(name, "logo"))
                 ctx.cfg.logo = xstrdup(value);
         else if (!strcmp(name, "index-header"))
                 ctx.cfg.index_header = xstrdup(value);
         else if (!strcmp(name, "index-info"))
                 ctx.cfg.index_info = xstrdup(value);
         else if (!strcmp(name, "logo-link"))
                 ctx.cfg.logo_link = xstrdup(value);
         else if (!strcmp(name, "module-link"))
                 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"))
                 ctx.cfg.snapshots = cgit_parse_snapshots_mask(value);
         else if (!strcmp(name, "enable-index-links"))
                 ctx.cfg.enable_index_links = atoi(value);
         else if (!strcmp(name, "enable-log-filecount"))
                 ctx.cfg.enable_log_filecount = atoi(value);
         else if (!strcmp(name, "enable-log-linecount"))
                 ctx.cfg.enable_log_linecount = atoi(value);
         else if (!strcmp(name, "cache-root"))
                 ctx.cfg.cache_root = xstrdup(value);
         else if (!strcmp(name, "cache-root-ttl"))
                 ctx.cfg.cache_root_ttl = atoi(value);
         else if (!strcmp(name, "cache-repo-ttl"))
                 ctx.cfg.cache_repo_ttl = atoi(value);
         else if (!strcmp(name, "cache-static-ttl"))
                 ctx.cfg.cache_static_ttl = atoi(value);
         else if (!strcmp(name, "cache-dynamic-ttl"))
                 ctx.cfg.cache_dynamic_ttl = atoi(value);
         else if (!strcmp(name, "max-message-length"))
                 ctx.cfg.max_msg_len = atoi(value);
         else if (!strcmp(name, "max-repodesc-length"))
                 ctx.cfg.max_repodesc_len = atoi(value);
         else if (!strcmp(name, "max-commit-count"))
                 ctx.cfg.max_commit_count = atoi(value);
         else if (!strcmp(name, "summary-log"))
                 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);
diff --git a/cgit.h b/cgit.h
index 7761b6e..daebeff 100644
--- a/cgit.h
+++ b/cgit.h
@@ -88,96 +88,97 @@ struct taginfo {
         char *msg;
 };
 
 struct refinfo {
         const char *refname;
         struct object *object;
         union {
                 struct taginfo *tag;
                 struct commitinfo *commit;
         };
 };
 
 struct reflist {
         struct refinfo **refs;
         int alloc;
         int count;
 };
 
 struct cgit_query {
         int has_symref;
         int has_sha1;
         char *raw;
         char *repo;
         char *page;
         char *search;
         char *grep;
         char *head;
         char *sha1;
         char *sha2;
         char *path;
         char *name;
         int   ofs;
 };
 
 struct cgit_config {
         char *agefile;
         char *cache_root;
         char *clone_prefix;
         char *css;
         char *index_header;
         char *index_info;
         char *logo;
         char *logo_link;
         char *module_link;
         char *repo_group;
         char *robots;
         char *root_title;
         char *root_desc;
+        char *root_readme;
         char *script_name;
         char *virtual_root;
         int cache_dynamic_ttl;
         int cache_max_create_time;
         int cache_repo_ttl;
         int cache_root_ttl;
         int cache_static_ttl;
         int enable_index_links;
         int enable_log_filecount;
         int enable_log_linecount;
         int max_commit_count;
         int max_lock_attempts;
         int max_msg_len;
         int max_repodesc_len;
         int nocache;
         int renamelimit;
         int snapshots;
         int summary_branches;
         int summary_log;
         int summary_tags;
 };
 
 struct cgit_page {
         time_t modified;
         time_t expires;
         char *mimetype;
         char *charset;
         char *filename;
         char *title;
 };
 
 struct cgit_context {
         struct cgit_query qry;
         struct cgit_config cfg;
         struct cgit_repo *repo;
         struct cgit_page page;
 };
 
 struct cgit_snapshot_format {
         const char *suffix;
         const char *mimetype;
         write_archive_fn_t write_func;
         int bit;
 };
 
 extern const char *cgit_version;
 
 extern struct cgit_repolist cgit_repolist;
diff --git a/ui-repolist.c b/ui-repolist.c
index 200640c..3f78e28 100644
--- a/ui-repolist.c
+++ b/ui-repolist.c
@@ -91,48 +91,54 @@ void cgit_print_repolist()
         for (i=0; i<cgit_repolist.count; i++) {
                 ctx.repo = &cgit_repolist.repos[i];
                 if (!is_match(ctx.repo))
                         continue;
                 if (!header++)
                         print_header(columns);
                 hits++;
                 if ((last_group == NULL && ctx.repo->group != NULL) ||
                     (last_group != NULL && ctx.repo->group == NULL) ||
                     (last_group != NULL && ctx.repo->group != NULL &&
                      strcmp(ctx.repo->group, last_group))) {
                         htmlf("<tr class='nohover'><td colspan='%d' class='repogroup'>",
                               columns);
                         html_txt(ctx.repo->group);
                         html("</td></tr>");
                         last_group = ctx.repo->group;
                 }
                 htmlf("<tr><td class='%s'>",
                       ctx.repo->group ? "sublevel-repo" : "toplevel-repo");
                 html_link_open(cgit_repourl(ctx.repo->url), NULL, NULL);
                 html_txt(ctx.repo->name);
                 html_link_close();
                 html("</td><td>");
                 html_link_open(cgit_repourl(ctx.repo->url), NULL, NULL);
                 html_ntxt(ctx.cfg.max_repodesc_len, ctx.repo->desc);
                 html_link_close();
                 html("</td><td>");
                 html_txt(ctx.repo->owner);
                 html("</td><td>");
                 print_modtime(ctx.repo);
                 html("</td>");
                 if (ctx.cfg.enable_index_links) {
                         html("<td>");
                         html_link_open(cgit_repourl(ctx.repo->url),
                                        NULL, "button");
                         html("summary</a>");
                         cgit_log_link("log", NULL, "button", NULL, NULL, NULL,
                                       0, NULL, NULL);
                         cgit_tree_link("tree", NULL, "button", NULL, NULL, NULL);
                         html("</td>");
                 }
                 html("</tr>\n");
         }
         html("</table>");
         if (!hits)
                 cgit_print_error("No repositories found");
         cgit_print_docend();
 }
+
+void cgit_print_site_readme()
+{
+        if (ctx.cfg.root_readme)
+                html_include(ctx.cfg.root_readme);
+}
diff --git a/ui-repolist.h b/ui-repolist.h
index c23e5d2..5b1e542 100644
--- a/ui-repolist.h
+++ b/ui-repolist.h
@@ -1,6 +1,7 @@
 #ifndef UI_REPOLIST_H
 #define UI_REPOLIST_H
 
 extern void cgit_print_repolist();
+extern void cgit_print_site_readme();
 
 #endif /* UI_REPOLIST_H */