1 files changed, 11 insertions, 0 deletions
diff --git a/ui-shared.c b/ui-shared.c
index de77bbf..749ea35 100644
--- a/ui-shared.c
+++ b/ui-shared.c
@@ -1,420 +1,431 @@
 /* ui-shared.c: common web output functions
 *
 * Copyright (C) 2006 Lars Hjemli
 *
 * Licensed under GNU General Public License v2
 *   (see COPYING for full license text)
 */
 #include "cgit.h"
 #include "cmd.h"
 #include "html.h"
 const char cgit_doctype[] =
 "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\"\n"
 "  \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\">\n";
 static char *http_date(time_t t)
 {
        static char day[][4] =
                {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"};
        static char month[][4] =
                {"Jan", "Feb", "Mar", "Apr", "May", "Jun",
                 "Jul", "Aug", "Sep", "Oct", "Now", "Dec"};
        struct tm *tm = gmtime(&t);
        return fmt("%s, %02d %s %04d %02d:%02d:%02d GMT", day[tm->tm_wday],
                   tm->tm_mday, month[tm->tm_mon], 1900+tm->tm_year,
                   tm->tm_hour, tm->tm_min, tm->tm_sec);
 }
 void cgit_print_error(char *msg)
 {
        html("<div class='error'>");
        html_txt(msg);
        html("</div>\n");
 }
+char *cgit_httpscheme()
+{
+        char *https;
+        https = getenv("HTTPS");
+        if (https != NULL && strcmp(https, "on") == 0)
+                return "https://";
+        else
+                return "http://";
+}
 char *cgit_hosturl()
 {
        char *host, *port;
        host = getenv("HTTP_HOST");
        if (host) {
                host = xstrdup(host);
        } else {
                host = getenv("SERVER_NAME");
                if (!host)
                        return NULL;
                port = getenv("SERVER_PORT");
                if (port && atoi(port) != 80)
                        host = xstrdup(fmt("%s:%d", host, atoi(port)));
                else
                        host = xstrdup(host);
        }
        return host;
 }
 char *cgit_rooturl()
 {
        if (ctx.cfg.virtual_root)
                return fmt("%s/", ctx.cfg.virtual_root);
        else
                return ctx.cfg.script_name;
 }
 char *cgit_repourl(const char *reponame)
 {
        if (ctx.cfg.virtual_root) {
                return fmt("%s/%s/", ctx.cfg.virtual_root, reponame);
        } else {
                return fmt("?r=%s", reponame);
        }
 }
 char *cgit_fileurl(const char *reponame, const char *pagename,
                   const char *filename, const char *query)
 {
        char *tmp;
        char *delim;
        if (ctx.cfg.virtual_root) {
                tmp = fmt("%s/%s/%s/%s", ctx.cfg.virtual_root, reponame,
                          pagename, (filename ? filename:""));
                delim = "?";
        } else {
                tmp = fmt("?url=%s/%s/%s", reponame, pagename,
                          (filename ? filename : ""));
                delim = "&";
        }
        if (query)
                tmp = fmt("%s%s%s", tmp, delim, query);
        return tmp;
 }
 char *cgit_pageurl(const char *reponame, const char *pagename,
                   const char *query)
 {
        return cgit_fileurl(reponame,pagename,0,query);
 }
 const char *cgit_repobasename(const char *reponame)
 {
        /* I assume we don't need to store more than one repo basename */
        static char rvbuf[1024];
        int p;
        const char *rv;
        strncpy(rvbuf,reponame,sizeof(rvbuf));
        if(rvbuf[sizeof(rvbuf)-1])
                die("cgit_repobasename: truncated repository name '%s'", reponame);
        p = strlen(rvbuf)-1;
        /* strip trailing slashes */
        while(p && rvbuf[p]=='/') rvbuf[p--]=0;
        /* strip trailing .git */
        if(p>=3 && !strncmp(&rvbuf[p-3],".git",4)) {
                p -= 3; rvbuf[p--] = 0;
        }
        /* strip more trailing slashes if any */
        while( p && rvbuf[p]=='/') rvbuf[p--]=0;
        /* find last slash in the remaining string */
        rv = strrchr(rvbuf,'/');
        if(rv)
                return ++rv;
        return rvbuf;
 }
 char *cgit_currurl()
 {
        if (!ctx.cfg.virtual_root)
                return ctx.cfg.script_name;
        else if (ctx.qry.page)
                return fmt("%s/%s/%s/", ctx.cfg.virtual_root, ctx.qry.repo, ctx.qry.page);
        else if (ctx.qry.repo)
                return fmt("%s/%s/", ctx.cfg.virtual_root, ctx.qry.repo);
        else
                return fmt("%s/", ctx.cfg.virtual_root);
 }
 static void site_url(char *page, char *search, int ofs)
 {
        char *delim = "?";
        if (ctx.cfg.virtual_root) {
                html_attr(ctx.cfg.virtual_root);
                if (ctx.cfg.virtual_root[strlen(ctx.cfg.virtual_root) - 1] != '/')
                        html("/");
        } else
                html(ctx.cfg.script_name);
        if (page) {
                htmlf("?p=%s", page);
                delim = "&";
        }
        if (search) {
                html(delim);
                html("q=");
                html_attr(search);
                delim = "&";
        }
        if (ofs) {
                html(delim);
                htmlf("ofs=%d", ofs);
        }
 }
 static void site_link(char *page, char *name, char *title, char *class,
                      char *search, int ofs)
 {
        html("<a");
        if (title) {
                html(" title='");
                html_attr(title);
                html("'");
        }
        if (class) {
                html(" class='");
                html_attr(class);
                html("'");
        }
        html(" href='");
        site_url(page, search, ofs);
        html("'>");
        html_txt(name);
        html("</a>");
 }
 void cgit_index_link(char *name, char *title, char *class, char *pattern,
                     int ofs)
 {
        site_link(NULL, name, title, class, pattern, ofs);
 }
 static char *repolink(char *title, char *class, char *page, char *head,
                      char *path)
 {
        char *delim = "?";
        html("<a");
        if (title) {
                html(" title='");
                html_attr(title);
                html("'");
        }
        if (class) {
                html(" class='");
                html_attr(class);
                html("'");
        }
        html(" href='");
        if (ctx.cfg.virtual_root) {
                html_url_path(ctx.cfg.virtual_root);
                if (ctx.cfg.virtual_root[strlen(ctx.cfg.virtual_root) - 1] != '/')
                        html("/");
                html_url_path(ctx.repo->url);
                if (ctx.repo->url[strlen(ctx.repo->url) - 1] != '/')
                        html("/");
                if (page) {
                        html_url_path(page);
                        html("/");
                        if (path)
                                html_url_path(path);
                }
        } else {
                html(ctx.cfg.script_name);
                html("?url=");
                html_url_arg(ctx.repo->url);
                if (ctx.repo->url[strlen(ctx.repo->url) - 1] != '/')
                        html("/");
                if (page) {
                        html_url_arg(page);
                        html("/");
                        if (path)
                                html_url_arg(path);
                }
                delim = "&amp;";
        }
        if (head && strcmp(head, ctx.repo->defbranch)) {
                html(delim);
                html("h=");
                html_url_arg(head);
                delim = "&amp;";
        }
        return fmt("%s", delim);
 }
 static void reporevlink(char *page, char *name, char *title, char *class,
                        char *head, char *rev, char *path)
 {
        char *delim;
        delim = repolink(title, class, page, head, path);
        if (rev && strcmp(rev, ctx.qry.head)) {
                html(delim);
                html("id=");
                html_url_arg(rev);
        }
        html("'>");
        html_txt(name);
        html("</a>");
 }
 void cgit_summary_link(char *name, char *title, char *class, char *head)
 {
        reporevlink(NULL, name, title, class, head, NULL, NULL);
 }
 void cgit_tag_link(char *name, char *title, char *class, char *head,
                   char *rev)
 {
        reporevlink("tag", name, title, class, head, rev, NULL);
 }
 void cgit_tree_link(char *name, char *title, char *class, char *head,
                    char *rev, char *path)
 {
        reporevlink("tree", name, title, class, head, rev, path);
 }
 void cgit_plain_link(char *name, char *title, char *class, char *head,
                     char *rev, char *path)
 {
        reporevlink("plain", name, title, class, head, rev, path);
 }
 void cgit_log_link(char *name, char *title, char *class, char *head,
                   char *rev, char *path, int ofs, char *grep, char *pattern,
                   int showmsg)
 {
        char *delim;
        delim = repolink(title, class, "log", head, path);
        if (rev && strcmp(rev, ctx.qry.head)) {
                html(delim);
                html("id=");
                html_url_arg(rev);
                delim = "&";
        }
        if (grep && pattern) {
                html(delim);
                html("qt=");
                html_url_arg(grep);
                delim = "&";
                html(delim);
                html("q=");
                html_url_arg(pattern);
        }
        if (ofs > 0) {
                html(delim);
                html("ofs=");
                htmlf("%d", ofs);
                delim = "&";
        }
        if (showmsg) {
                html(delim);
                html("showmsg=1");
        }
        html("'>");
        html_txt(name);
        html("</a>");
 }
 void cgit_commit_link(char *name, char *title, char *class, char *head,
                      char *rev)
 {
        if (strlen(name) > ctx.cfg.max_msg_len && ctx.cfg.max_msg_len >= 15) {
                name[ctx.cfg.max_msg_len] = '\0';
                name[ctx.cfg.max_msg_len - 1] = '.';
                name[ctx.cfg.max_msg_len - 2] = '.';
                name[ctx.cfg.max_msg_len - 3] = '.';
        }
        reporevlink("commit", name, title, class, head, rev, NULL);
 }
 void cgit_refs_link(char *name, char *title, char *class, char *head,
                    char *rev, char *path)
 {
        reporevlink("refs", name, title, class, head, rev, path);
 }
 void cgit_snapshot_link(char *name, char *title, char *class, char *head,
                        char *rev, char *archivename)
 {
        reporevlink("snapshot", name, title, class, head, rev, archivename);
 }
 void cgit_diff_link(char *name, char *title, char *class, char *head,
                    char *new_rev, char *old_rev, char *path)
 {
        char *delim;
        delim = repolink(title, class, "diff", head, path);
        if (new_rev && strcmp(new_rev, ctx.qry.head)) {
                html(delim);
                html("id=");
                html_url_arg(new_rev);
                delim = "&amp;";
        }
        if (old_rev) {
                html(delim);
                html("id2=");
                html_url_arg(old_rev);
        }
        html("'>");
        html_txt(name);
        html("</a>");
 }
 void cgit_patch_link(char *name, char *title, char *class, char *head,
                     char *rev)
 {
        reporevlink("patch", name, title, class, head, rev, NULL);
 }
 void cgit_stats_link(char *name, char *title, char *class, char *head,
                     char *path)
 {
        reporevlink("stats", name, title, class, head, NULL, path);
 }
 void cgit_object_link(struct object *obj)
 {
        char *page, *shortrev, *fullrev, *name;
        fullrev = sha1_to_hex(obj->sha1);
        shortrev = xstrdup(fullrev);
        shortrev[10] = '\0';
        if (obj->type == OBJ_COMMIT) {
                cgit_commit_link(fmt("commit %s...", shortrev), NULL, NULL,
                                 ctx.qry.head, fullrev);
                return;
        } else if (obj->type == OBJ_TREE)
                page = "tree";
        else if (obj->type == OBJ_TAG)
                page = "tag";
        else
                page = "blob";
        name = fmt("%s %s...", typename(obj->type), shortrev);
        reporevlink(page, name, NULL, NULL, ctx.qry.head, fullrev, NULL);
 }
 void cgit_print_date(time_t secs, char *format, int local_time)
 {
        char buf[64];
        struct tm *time;
        if (!secs)
                return;
        if(local_time)
                time = localtime(&secs);
        else
                time = gmtime(&secs);
        strftime(buf, sizeof(buf)-1, format, time);
        html_txt(buf);
 }
 void cgit_print_age(time_t t, time_t max_relative, char *format)
 {
        time_t now, secs;
        if (!t)
                return;
        time(&now);