9abe4a26a9
Return HTTP status code 404 Not found when querying a non-existent repository, which signals to search engines that a repository no longer exists. Further, some webservers such as nginx permit logging requests to different files depending on the HTTP code. Signed-off-by: Peter Colberg <peter@colberg.org>
382 рядки
8.5 KiB
C
382 рядки
8.5 KiB
C
/* ui-repolist.c: functions for generating the repolist page
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*
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* Copyright (C) 2006-2014 cgit Development Team <cgit@lists.zx2c4.com>
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*
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* Licensed under GNU General Public License v2
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* (see COPYING for full license text)
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*/
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#include "cgit.h"
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#include "ui-repolist.h"
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#include "html.h"
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#include "ui-shared.h"
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static time_t read_agefile(char *path)
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{
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time_t result;
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size_t size;
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char *buf = NULL;
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struct strbuf date_buf = STRBUF_INIT;
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if (readfile(path, &buf, &size)) {
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free(buf);
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return -1;
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}
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if (parse_date(buf, &date_buf) == 0)
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result = strtoul(date_buf.buf, NULL, 10);
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else
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result = 0;
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free(buf);
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strbuf_release(&date_buf);
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return result;
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}
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static int get_repo_modtime(const struct cgit_repo *repo, time_t *mtime)
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{
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struct strbuf path = STRBUF_INIT;
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struct stat s;
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struct cgit_repo *r = (struct cgit_repo *)repo;
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if (repo->mtime != -1) {
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*mtime = repo->mtime;
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return 1;
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}
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strbuf_addf(&path, "%s/%s", repo->path, ctx.cfg.agefile);
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if (stat(path.buf, &s) == 0) {
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*mtime = read_agefile(path.buf);
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if (*mtime) {
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r->mtime = *mtime;
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goto end;
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}
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}
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strbuf_reset(&path);
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strbuf_addf(&path, "%s/refs/heads/%s", repo->path,
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repo->defbranch ? repo->defbranch : "master");
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if (stat(path.buf, &s) == 0) {
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*mtime = s.st_mtime;
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r->mtime = *mtime;
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goto end;
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}
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strbuf_reset(&path);
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strbuf_addf(&path, "%s/%s", repo->path, "packed-refs");
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if (stat(path.buf, &s) == 0) {
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*mtime = s.st_mtime;
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r->mtime = *mtime;
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goto end;
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}
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*mtime = 0;
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r->mtime = *mtime;
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end:
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strbuf_release(&path);
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return (r->mtime != 0);
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}
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static void print_modtime(struct cgit_repo *repo)
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{
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time_t t;
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if (get_repo_modtime(repo, &t))
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cgit_print_age(t, -1, NULL);
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}
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static int is_match(struct cgit_repo *repo)
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{
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if (!ctx.qry.search)
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return 1;
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if (repo->url && strcasestr(repo->url, ctx.qry.search))
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return 1;
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if (repo->name && strcasestr(repo->name, ctx.qry.search))
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return 1;
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if (repo->desc && strcasestr(repo->desc, ctx.qry.search))
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return 1;
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if (repo->owner && strcasestr(repo->owner, ctx.qry.search))
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return 1;
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return 0;
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}
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static int is_in_url(struct cgit_repo *repo)
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{
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if (!ctx.qry.url)
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return 1;
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if (repo->url && starts_with(repo->url, ctx.qry.url))
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return 1;
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return 0;
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}
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static int is_visible(struct cgit_repo *repo)
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{
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if (repo->hide || repo->ignore)
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return 0;
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if (!(is_match(repo) && is_in_url(repo)))
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return 0;
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return 1;
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}
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static int any_repos_visible(void)
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{
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int i;
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for (i = 0; i < cgit_repolist.count; i++) {
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if (is_visible(&cgit_repolist.repos[i]))
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return 1;
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}
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return 0;
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}
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static void print_sort_header(const char *title, const char *sort)
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{
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char *currenturl = cgit_currenturl();
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html("<th class='left'><a href='");
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html_attr(currenturl);
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htmlf("?s=%s", sort);
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if (ctx.qry.search) {
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html("&q=");
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html_url_arg(ctx.qry.search);
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}
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htmlf("'>%s</a></th>", title);
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free(currenturl);
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}
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static void print_header(void)
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{
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html("<tr class='nohover'>");
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print_sort_header("Name", "name");
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print_sort_header("Description", "desc");
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if (ctx.cfg.enable_index_owner)
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print_sort_header("Owner", "owner");
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print_sort_header("Idle", "idle");
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if (ctx.cfg.enable_index_links)
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html("<th class='left'>Links</th>");
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html("</tr>\n");
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}
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static void print_pager(int items, int pagelen, char *search, char *sort)
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{
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int i, ofs;
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char *class = NULL;
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html("<ul class='pager'>");
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for (i = 0, ofs = 0; ofs < items; i++, ofs = i * pagelen) {
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class = (ctx.qry.ofs == ofs) ? "current" : NULL;
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html("<li>");
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cgit_index_link(fmt("[%d]", i + 1), fmt("Page %d", i + 1),
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class, search, sort, ofs, 0);
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html("</li>");
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}
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html("</ul>");
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}
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static int cmp(const char *s1, const char *s2)
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{
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if (s1 && s2) {
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if (ctx.cfg.case_sensitive_sort)
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return strcmp(s1, s2);
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else
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return strcasecmp(s1, s2);
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}
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if (s1 && !s2)
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return -1;
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if (s2 && !s1)
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return 1;
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return 0;
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}
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static int sort_section(const void *a, const void *b)
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{
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const struct cgit_repo *r1 = a;
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const struct cgit_repo *r2 = b;
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int result;
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time_t t;
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result = cmp(r1->section, r2->section);
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if (!result) {
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if (!strcmp(ctx.cfg.repository_sort, "age")) {
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// get_repo_modtime caches the value in r->mtime, so we don't
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// have to worry about inefficiencies here.
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if (get_repo_modtime(r1, &t) && get_repo_modtime(r2, &t))
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result = r2->mtime - r1->mtime;
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}
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if (!result)
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result = cmp(r1->name, r2->name);
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}
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return result;
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}
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static int sort_name(const void *a, const void *b)
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{
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const struct cgit_repo *r1 = a;
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const struct cgit_repo *r2 = b;
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return cmp(r1->name, r2->name);
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}
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static int sort_desc(const void *a, const void *b)
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{
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const struct cgit_repo *r1 = a;
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const struct cgit_repo *r2 = b;
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return cmp(r1->desc, r2->desc);
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}
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static int sort_owner(const void *a, const void *b)
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{
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const struct cgit_repo *r1 = a;
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const struct cgit_repo *r2 = b;
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return cmp(r1->owner, r2->owner);
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}
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static int sort_idle(const void *a, const void *b)
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{
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const struct cgit_repo *r1 = a;
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const struct cgit_repo *r2 = b;
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time_t t1, t2;
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t1 = t2 = 0;
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get_repo_modtime(r1, &t1);
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get_repo_modtime(r2, &t2);
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return t2 - t1;
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}
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struct sortcolumn {
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const char *name;
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int (*fn)(const void *a, const void *b);
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};
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static const struct sortcolumn sortcolumn[] = {
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{"section", sort_section},
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{"name", sort_name},
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{"desc", sort_desc},
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{"owner", sort_owner},
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{"idle", sort_idle},
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{NULL, NULL}
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};
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static int sort_repolist(char *field)
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{
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const struct sortcolumn *column;
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for (column = &sortcolumn[0]; column->name; column++) {
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if (strcmp(field, column->name))
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continue;
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qsort(cgit_repolist.repos, cgit_repolist.count,
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sizeof(struct cgit_repo), column->fn);
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return 1;
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}
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return 0;
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}
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void cgit_print_repolist(void)
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{
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int i, columns = 3, hits = 0, header = 0;
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char *last_section = NULL;
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char *section;
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int sorted = 0;
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if (!any_repos_visible()) {
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cgit_print_error_page(404, "Not found", "No repositories found");
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return;
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}
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if (ctx.cfg.enable_index_links)
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++columns;
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if (ctx.cfg.enable_index_owner)
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++columns;
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ctx.page.title = ctx.cfg.root_title;
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cgit_print_http_headers();
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cgit_print_docstart();
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cgit_print_pageheader();
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if (ctx.cfg.index_header)
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html_include(ctx.cfg.index_header);
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if (ctx.qry.sort)
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sorted = sort_repolist(ctx.qry.sort);
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else if (ctx.cfg.section_sort)
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sort_repolist("section");
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html("<table summary='repository list' class='list nowrap'>");
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for (i = 0; i < cgit_repolist.count; i++) {
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ctx.repo = &cgit_repolist.repos[i];
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if (!is_visible(ctx.repo))
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continue;
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hits++;
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if (hits <= ctx.qry.ofs)
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continue;
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if (hits > ctx.qry.ofs + ctx.cfg.max_repo_count)
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continue;
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if (!header++)
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print_header();
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section = ctx.repo->section;
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if (section && !strcmp(section, ""))
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section = NULL;
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if (!sorted &&
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((last_section == NULL && section != NULL) ||
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(last_section != NULL && section == NULL) ||
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(last_section != NULL && section != NULL &&
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strcmp(section, last_section)))) {
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htmlf("<tr class='nohover'><td colspan='%d' class='reposection'>",
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columns);
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html_txt(section);
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html("</td></tr>");
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last_section = section;
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}
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htmlf("<tr><td class='%s'>",
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!sorted && section ? "sublevel-repo" : "toplevel-repo");
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cgit_summary_link(ctx.repo->name, ctx.repo->name, NULL, NULL);
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html("</td><td>");
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html_link_open(cgit_repourl(ctx.repo->url), NULL, NULL);
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html_ntxt(ctx.cfg.max_repodesc_len, ctx.repo->desc);
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html_link_close();
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html("</td><td>");
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if (ctx.cfg.enable_index_owner) {
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if (ctx.repo->owner_filter) {
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cgit_open_filter(ctx.repo->owner_filter);
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html_txt(ctx.repo->owner);
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cgit_close_filter(ctx.repo->owner_filter);
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} else {
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html("<a href='");
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html_attr(cgit_currenturl());
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html("?q=");
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html_url_arg(ctx.repo->owner);
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html("'>");
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html_txt(ctx.repo->owner);
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html("</a>");
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}
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html("</td><td>");
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}
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print_modtime(ctx.repo);
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html("</td>");
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if (ctx.cfg.enable_index_links) {
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html("<td>");
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cgit_summary_link("summary", NULL, "button", NULL);
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cgit_log_link("log", NULL, "button", NULL, NULL, NULL,
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0, NULL, NULL, ctx.qry.showmsg, 0);
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cgit_tree_link("tree", NULL, "button", NULL, NULL, NULL);
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html("</td>");
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}
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html("</tr>\n");
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}
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html("</table>");
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if (hits > ctx.cfg.max_repo_count)
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print_pager(hits, ctx.cfg.max_repo_count, ctx.qry.search, ctx.qry.sort);
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cgit_print_docend();
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}
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void cgit_print_site_readme(void)
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{
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cgit_print_layout_start();
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if (!ctx.cfg.root_readme)
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goto done;
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cgit_open_filter(ctx.cfg.about_filter, ctx.cfg.root_readme);
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html_include(ctx.cfg.root_readme);
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cgit_close_filter(ctx.cfg.about_filter);
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done:
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cgit_print_layout_end();
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}
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