/* 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" 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", "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); } static long ttl_seconds(long ttl) { if (ttl<0) return 60 * 60 * 24 * 365; else return ttl * 60; } void cgit_print_error(char *msg) { html("
"); html_txt(msg); html("
\n"); } char *cgit_rooturl() { if (cgit_virtual_root) return fmt("%s/", cgit_virtual_root); else return cgit_script_name; } char *cgit_repourl(const char *reponame) { if (cgit_virtual_root) { return fmt("%s/%s/", cgit_virtual_root, reponame); } else { return fmt("?r=%s", reponame); } } char *cgit_fileurl(const char *reponame, const char *pagename, const char *filename, const char *query) { if (cgit_virtual_root) { if (query) return fmt("%s/%s/%s/%s?%s", cgit_virtual_root, reponame, pagename, filename?filename:"", query); else return fmt("%s/%s/%s/", cgit_virtual_root, reponame, pagename); } else { if (query) return fmt("?r=%s&p=%s&%s", reponame, pagename, query); else return fmt("?r=%s&p=%s", reponame, pagename); } } 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 (!cgit_virtual_root) return cgit_script_name; else if (cgit_query_page) return fmt("%s/%s/%s/", cgit_virtual_root, cgit_query_repo, cgit_query_page); else if (cgit_query_repo) return fmt("%s/%s/", cgit_virtual_root, cgit_query_repo); else return fmt("%s/", cgit_virtual_root); } static char *repolink(char *title, char *class, char *page, char *head, char *path) { char *delim = "?"; html("url); if (cgit_repo->url[strlen(cgit_repo->url) - 1] != '/') html("/"); if (page) { html(page); html("/"); if (path) html_attr(path); } } else { html(cgit_script_name); html("?url="); html_attr(cgit_repo->url); if (cgit_repo->url[strlen(cgit_repo->url) - 1] != '/') html("/"); if (page) { html(page); html("/"); if (path) html_attr(path); } delim = "&"; } if (head && strcmp(head, cgit_repo->defbranch)) { html(delim); html("h="); html_attr(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 && strcmp(rev, cgit_query_head)) { html(delim); html("id="); html_attr(rev); } html("'>"); html_txt(name); html(""); } 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_log_link(char *name, char *title, char *class, char *head, char *rev, char *path, int ofs, char *grep, char *pattern) { char *delim; delim = repolink(title, class, "log", head, path); if (rev && strcmp(rev, cgit_query_head)) { html(delim); html("id="); html_attr(rev); delim = "&"; } if (grep && pattern) { html(delim); html("qt="); html_attr(grep); delim = "&"; html(delim); html("q="); html_attr(pattern); } if (ofs > 0) { html(delim); html("ofs="); htmlf("%d", ofs); } html("'>"); html_txt(name); html(""); } void cgit_commit_link(char *name, char *title, char *class, char *head, char *rev) { if (strlen(name) > cgit_max_msg_len && cgit_max_msg_len >= 15) { name[cgit_max_msg_len] = '\0'; name[cgit_max_msg_len - 1] = '.'; name[cgit_max_msg_len - 2] = '.'; name[cgit_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, cgit_query_head)) { html(delim); html("id="); html_attr(new_rev); delim = "&"; } if (old_rev) { html(delim); html("id2="); html_attr(old_rev); } html("'>"); html_txt(name); html(""); } void cgit_object_link(struct object *obj) { char *page, *arg, *url; if (obj->type == OBJ_COMMIT) { cgit_commit_link(fmt("commit %s", sha1_to_hex(obj->sha1)), NULL, NULL, cgit_query_head, sha1_to_hex(obj->sha1)); return; } else if (obj->type == OBJ_TREE) { page = "tree"; arg = "id"; } else if (obj->type == OBJ_TAG) { page = "tag"; arg = "id"; } else { page = "blob"; arg = "id"; } url = cgit_pageurl(cgit_query_repo, page, fmt("%s=%s", arg, sha1_to_hex(obj->sha1))); html_link_open(url, NULL, NULL); htmlf("%s %s", typename(obj->type), sha1_to_hex(obj->sha1)); html_link_close(); } void cgit_print_date(time_t secs, char *format) { char buf[64]; struct tm *time; 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; time(&now); secs = now - t; if (secs > max_relative && max_relative >= 0) { cgit_print_date(t, format); 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_docstart(char *title, struct cacheitem *item) { html("Content-Type: text/html; charset=utf-8\n"); htmlf("Last-Modified: %s\n", http_date(item->st.st_mtime)); htmlf("Expires: %s\n", http_date(item->st.st_mtime + ttl_seconds(item->ttl))); html("\n"); html(cgit_doctype); html("\n"); html("\n"); html(""); html_txt(title); html("\n"); htmlf("\n", cgit_version); html("\n"); html("\n"); html("\n"); } void cgit_print_docend() { html("\n\n\n\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, cgit_query_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

"); *header = 1; } url = cgit_pageurl(cgit_query_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 add_hidden_formfields(int incl_head, int incl_search) { if (!cgit_virtual_root) { if (cgit_query_repo) html_hidden("r", cgit_query_repo); if (cgit_query_page) html_hidden("p", cgit_query_page); } if (incl_head && strcmp(cgit_query_head, cgit_repo->defbranch)) html_hidden("h", cgit_query_head); if (cgit_query_sha1) html_hidden("id", cgit_query_sha1); if (cgit_query_sha2) html_hidden("id2", cgit_query_sha2); if (incl_search) { if (cgit_query_grep) html_hidden("qt", cgit_query_grep); if (cgit_query_search) html_hidden("q", cgit_query_search); } } void cgit_print_pageheader(char *title, int show_search) { static const char *default_info = "This is cgit, a fast webinterface for git repositories"; int header = 0; html("\n
\n"); } void cgit_print_snapshot_start(const char *mimetype, const char *filename, struct cacheitem *item) { htmlf("Content-Type: %s\n", mimetype); htmlf("Content-Disposition: inline; filename=\"%s\"\n", filename); htmlf("Last-Modified: %s\n", http_date(item->st.st_mtime)); htmlf("Expires: %s\n", http_date(item->st.st_mtime + ttl_seconds(item->ttl))); html("\n"); } /* vim:set sw=8: */