/* 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[] = "\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", "Nov", "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("

"); html_txt(msg); html("

\n"); } char *cgit_httpscheme() { if (ctx.env.https && !strcmp(ctx.env.https, "on")) return "https://"; else return "http://"; } char *cgit_hosturl() { if (ctx.env.http_host) return ctx.env.http_host; if (!ctx.env.server_name) return NULL; if (!ctx.env.server_port || atoi(ctx.env.server_port) == 80) return ctx.env.server_name; return xstrdup(fmt("%s:%s", ctx.env.server_name, ctx.env.server_port)); } 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(""); html_txt(name); html(""); } 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("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 = "&"; } if (head && strcmp(head, ctx.repo->defbranch)) { html(delim); html("h="); html_url_arg(head); delim = "&"; } 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 && ctx.qry.head != NULL && strcmp(rev, ctx.qry.head)) { html(delim); html("id="); html_url_arg(rev); } html("'>"); html_txt(name); html(""); } 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(""); } void cgit_commit_link(char *name, char *title, char *class, char *head, char *rev, int toggle_ssdiff) { 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] = '.'; } char *delim; delim = repolink(title, class, "commit", head, NULL); if (rev && strcmp(rev, ctx.qry.head)) { html(delim); html("id="); html_url_arg(rev); delim = "&"; } if ((ctx.qry.ssdiff && !toggle_ssdiff) || (!ctx.qry.ssdiff && toggle_ssdiff)) { html(delim); html("ss=1"); } html("'>"); html_txt(name); html(""); } 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, int toggle_ssdiff) { char *delim; delim = repolink(title, class, "diff", head, path); if (new_rev && ctx.qry.head != NULL && strcmp(new_rev, ctx.qry.head)) { html(delim); html("id="); html_url_arg(new_rev); delim = "&"; } if (old_rev) { html(delim); html("id2="); html_url_arg(old_rev); delim = "&"; } if ((ctx.qry.ssdiff && !toggle_ssdiff) || (!ctx.qry.ssdiff && toggle_ssdiff)) { html(delim); html("ss=1"); } html("'>"); html_txt(name); html(""); } 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, 0); 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); secs = now - t; if (secs > max_relative && max_relative >= 0) { cgit_print_date(t, format, ctx.cfg.local_time); return; } if (secs < TM_HOUR * 2) { htmlf("%.0f min.", secs * 1.0 / TM_MIN); return; } if (secs < TM_DAY * 2) { htmlf("%.0f hours", secs * 1.0 / TM_HOUR); return; } if (secs < TM_WEEK * 2) { htmlf("%.0f days", secs * 1.0 / TM_DAY); return; } if (secs < TM_MONTH * 2) { htmlf("%.0f weeks", secs * 1.0 / TM_WEEK); return; } if (secs < TM_YEAR * 2) { htmlf("%.0f months", secs * 1.0 / TM_MONTH); return; } htmlf("%.0f years", secs * 1.0 / TM_YEAR); } void cgit_print_http_headers(struct cgit_context *ctx) { if (ctx->env.no_http && !strcmp(ctx->env.no_http, "1")) return; if (ctx->page.status) htmlf("Status: %d %s\n", ctx->page.status, ctx->page.statusmsg); if (ctx->page.mimetype && ctx->page.charset) htmlf("Content-Type: %s; charset=%s\n", ctx->page.mimetype, ctx->page.charset); else if (ctx->page.mimetype) htmlf("Content-Type: %s\n", ctx->page.mimetype); if (ctx->page.size) htmlf("Content-Length: %ld\n", ctx->page.size); if (ctx->page.filename) htmlf("Content-Disposition: inline; filename=\"%s\"\n", ctx->page.filename); htmlf("Last-Modified: %s\n", http_date(ctx->page.modified)); htmlf("Expires: %s\n", http_date(ctx->page.expires)); if (ctx->page.etag) htmlf("ETag: \"%s\"\n", ctx->page.etag); html("\n"); if (ctx->env.request_method && !strcmp(ctx->env.request_method, "HEAD")) exit(0); } void cgit_print_docstart(struct cgit_context *ctx) { if (ctx->cfg.embedded) { if (ctx->cfg.header) html_include(ctx->cfg.header); return; } char *host = cgit_hosturl(); html(cgit_doctype); html("\n"); html("\n"); html(""); html_txt(ctx->page.title); html("\n"); htmlf("\n", cgit_version); if (ctx->cfg.robots && *ctx->cfg.robots) htmlf("\n", ctx->cfg.robots); html("\n"); if (ctx->cfg.favicon) { html("\n"); } if (host && ctx->repo) { html("\n"); } if (ctx->cfg.head_include) html_include(ctx->cfg.head_include); html("\n"); html("\n"); if (ctx->cfg.header) html_include(ctx->cfg.header); } void cgit_print_docend() { html(" \n"); if (ctx.cfg.embedded) { html(" \n"); if (ctx.cfg.footer) html_include(ctx.cfg.footer); return; } if (ctx.cfg.footer) html_include(ctx.cfg.footer); else { htmlf("\n"); } html(" \n"); html("\n\n"); } int print_branch_option(const char *refname, const unsigned char *sha1, int flags, void *cb_data) { char *name = (char *)refname; html_option(name, name, ctx.qry.head); return 0; } int print_archive_ref(const char *refname, const unsigned char *sha1, int flags, void *cb_data) { struct tag *tag; struct taginfo *info; struct object *obj; char buf[256], *url; unsigned char fileid[20]; int *header = (int *)cb_data; if (prefixcmp(refname, "refs/archives")) return 0; strncpy(buf, refname+14, sizeof(buf)); obj = parse_object(sha1); if (!obj) return 1; if (obj->type == OBJ_TAG) { tag = lookup_tag(sha1); if (!tag || parse_tag(tag) || !(info = cgit_parse_tag(tag))) return 0; hashcpy(fileid, tag->tagged->sha1); } else if (obj->type != OBJ_BLOB) { return 0; } else { hashcpy(fileid, sha1); } if (!*header) { html("

download

\n"); *header = 1; } url = cgit_pageurl(ctx.qry.repo, "blob", fmt("id=%s&path=%s", sha1_to_hex(fileid), buf)); html_link_open(url, NULL, "menu"); html_txt(strlpart(buf, 20)); html_link_close(); return 0; } void cgit_add_hidden_formfields(int incl_head, int incl_search, char *page) { char *url; if (!ctx.cfg.virtual_root) { url = fmt("%s/%s", ctx.qry.repo, page); if (ctx.qry.path) url = fmt("%s/%s", url, ctx.qry.path); html_hidden("url", url); } if (incl_head && ctx.qry.head && ctx.repo->defbranch && strcmp(ctx.qry.head, ctx.repo->defbranch)) html_hidden("h", ctx.qry.head); if (ctx.qry.sha1) html_hidden("id", ctx.qry.sha1); if (ctx.qry.sha2) html_hidden("id2", ctx.qry.sha2); if (ctx.qry.showmsg) html_hidden("showmsg", "1"); if (incl_search) { if (ctx.qry.grep) html_hidden("qt", ctx.qry.grep); if (ctx.qry.search) html_hidden("q", ctx.qry.search); } } const char *fallback_cmd = "repolist"; char *hc(struct cgit_cmd *cmd, const char *page) { return (strcmp(cmd ? cmd->name : fallback_cmd, page) ? NULL : "active"); } static void print_header(struct cgit_context *ctx) { html("\n"); html("\n"); if (ctx->cfg.logo && ctx->cfg.logo[0] != 0) { html("\n"); } html("\n"); html("

"); if (ctx->repo) { cgit_index_link("index", NULL, NULL, NULL, 0); html(" : "); cgit_summary_link(ctx->repo->name, ctx->repo->name, NULL, NULL); html("

"); html(""); } else html_txt(ctx->cfg.root_title); html("

"); if (ctx->repo) { html_txt(ctx->repo->desc); html("

"); html_txt(ctx->repo->owner); } else { if (ctx->cfg.root_desc) html_txt(ctx->cfg.root_desc); else if (ctx->cfg.index_info) html_include(ctx->cfg.index_info); } html("

\n"); } void cgit_print_pageheader(struct cgit_context *ctx) { struct cgit_cmd *cmd = cgit_get_cmd(ctx); if (!cmd && ctx->repo) fallback_cmd = "summary"; html("

"); if (!ctx->cfg.noheader) print_header(ctx); html("

\n"); if (ctx->repo) { cgit_summary_link("summary", NULL, hc(cmd, "summary"), ctx->qry.head); cgit_refs_link("refs", NULL, hc(cmd, "refs"), ctx->qry.head, ctx->qry.sha1, NULL); cgit_log_link("log", NULL, hc(cmd, "log"), ctx->qry.head, NULL, NULL, 0, NULL, NULL, ctx->qry.showmsg); cgit_tree_link("tree", NULL, hc(cmd, "tree"), ctx->qry.head, ctx->qry.sha1, NULL); cgit_commit_link("commit", NULL, hc(cmd, "commit"), ctx->qry.head, ctx->qry.sha1, 0); cgit_diff_link("diff", NULL, hc(cmd, "diff"), ctx->qry.head, ctx->qry.sha1, ctx->qry.sha2, NULL, 0); if (ctx->repo->max_stats) cgit_stats_link("stats", NULL, hc(cmd, "stats"), ctx->qry.head, NULL); if (ctx->repo->readme) reporevlink("about", "about", NULL, hc(cmd, "about"), ctx->qry.head, NULL, NULL); html("

"); html("\n"); } else { site_link(NULL, "index", NULL, hc(cmd, "repolist"), NULL, 0); if (ctx->cfg.root_readme) site_link("about", "about", NULL, hc(cmd, "about"), NULL, 0); html("

"); html(""); } html("

\n"); html("

"); } void cgit_print_filemode(unsigned short mode) { if (S_ISDIR(mode)) html("d"); else if (S_ISLNK(mode)) html("l"); else if (S_ISGITLINK(mode)) html("m"); else html("-"); html_fileperm(mode >> 6); html_fileperm(mode >> 3); html_fileperm(mode); } void cgit_print_snapshot_links(const char *repo, const char *head, const char *hex, int snapshots) { const struct cgit_snapshot_format* f; char *prefix; char *filename; unsigned char sha1[20]; if (get_sha1(fmt("refs/tags/%s", hex), sha1) == 0 && (hex[0] == 'v' || hex[0] == 'V') && isdigit(hex[1])) hex++; prefix = xstrdup(fmt("%s-%s", cgit_repobasename(repo), hex)); for (f = cgit_snapshot_formats; f->suffix; f++) { if (!(snapshots & f->bit)) continue; filename = fmt("%s%s", prefix, f->suffix); cgit_snapshot_link(filename, NULL, NULL, NULL, NULL, filename); html("
"); } }