cgit/ui-repolist.c
Simon Arlott 011f2e9bdd truncate buffer before reading empty files
If readfile() reads an empty file, fgets() won't truncate the buffer
and it'll still contain the contents of the previously read file.

[lh: fixed similar issue in ui-repolist.c]

Signed-off-by: Simon Arlott <simon@fire.lp0.eu>
Signed-off-by: Lars Hjemli <hjemli@gmail.com>
2009-08-18 14:27:41 +02:00

280 lines
6.1 KiB
C

/* ui-repolist.c: functions for generating the repolist page
*
* Copyright (C) 2006 Lars Hjemli
*
* Licensed under GNU General Public License v2
* (see COPYING for full license text)
*/
/* This is needed for strcasestr to be defined by <string.h> */
#define _GNU_SOURCE 1
#include <string.h>
#include <time.h>
#include "cgit.h"
#include "html.h"
#include "ui-shared.h"
time_t read_agefile(char *path)
{
FILE *f;
static char buf[64], buf2[64];
if (!(f = fopen(path, "r")))
return -1;
buf[0] = 0;
if (fgets(buf, sizeof(buf), f) == NULL)
return -1;
fclose(f);
if (parse_date(buf, buf2, sizeof(buf2)))
return strtoul(buf2, NULL, 10);
else
return 0;
}
static int get_repo_modtime(const struct cgit_repo *repo, time_t *mtime)
{
char *path;
struct stat s;
struct cgit_repo *r = (struct cgit_repo *)repo;
if (repo->mtime != -1) {
*mtime = repo->mtime;
return 1;
}
path = fmt("%s/%s", repo->path, ctx.cfg.agefile);
if (stat(path, &s) == 0) {
*mtime = read_agefile(path);
r->mtime = *mtime;
return 1;
}
path = fmt("%s/refs/heads/%s", repo->path, repo->defbranch);
if (stat(path, &s) == 0)
*mtime = s.st_mtime;
else
*mtime = 0;
r->mtime = *mtime;
return (r->mtime != 0);
}
static void print_modtime(struct cgit_repo *repo)
{
time_t t;
if (get_repo_modtime(repo, &t))
cgit_print_age(t, -1, NULL);
}
int is_match(struct cgit_repo *repo)
{
if (!ctx.qry.search)
return 1;
if (repo->url && strcasestr(repo->url, ctx.qry.search))
return 1;
if (repo->name && strcasestr(repo->name, ctx.qry.search))
return 1;
if (repo->desc && strcasestr(repo->desc, ctx.qry.search))
return 1;
if (repo->owner && strcasestr(repo->owner, ctx.qry.search))
return 1;
return 0;
}
int is_in_url(struct cgit_repo *repo)
{
if (!ctx.qry.url)
return 1;
if (repo->url && !prefixcmp(repo->url, ctx.qry.url))
return 1;
return 0;
}
void print_sort_header(const char *title, const char *sort)
{
htmlf("<th class='left'><a href='./?s=%s", sort);
if (ctx.qry.search) {
html("&q=");
html_url_arg(ctx.qry.search);
}
htmlf("'>%s</a></th>", title);
}
void print_header(int columns)
{
html("<tr class='nohover'>");
print_sort_header("Name", "name");
print_sort_header("Description", "desc");
print_sort_header("Owner", "owner");
print_sort_header("Idle", "idle");
if (ctx.cfg.enable_index_links)
html("<th class='left'>Links</th>");
html("</tr>\n");
}
void print_pager(int items, int pagelen, char *search)
{
int i;
html("<div class='pager'>");
for(i = 0; i * pagelen < items; i++)
cgit_index_link(fmt("[%d]", i+1), fmt("Page %d", i+1), NULL,
search, i * pagelen);
html("</div>");
}
static int cmp(const char *s1, const char *s2)
{
if (s1 && s2)
return strcmp(s1, s2);
if (s1 && !s2)
return -1;
if (s2 && !s1)
return 1;
return 0;
}
static int sort_name(const void *a, const void *b)
{
const struct cgit_repo *r1 = a;
const struct cgit_repo *r2 = b;
return cmp(r1->name, r2->name);
}
static int sort_desc(const void *a, const void *b)
{
const struct cgit_repo *r1 = a;
const struct cgit_repo *r2 = b;
return cmp(r1->desc, r2->desc);
}
static int sort_owner(const void *a, const void *b)
{
const struct cgit_repo *r1 = a;
const struct cgit_repo *r2 = b;
return cmp(r1->owner, r2->owner);
}
static int sort_idle(const void *a, const void *b)
{
const struct cgit_repo *r1 = a;
const struct cgit_repo *r2 = b;
time_t t1, t2;
t1 = t2 = 0;
get_repo_modtime(r1, &t1);
get_repo_modtime(r2, &t2);
return t2 - t1;
}
struct sortcolumn {
const char *name;
int (*fn)(const void *a, const void *b);
};
struct sortcolumn sortcolumn[] = {
{"name", sort_name},
{"desc", sort_desc},
{"owner", sort_owner},
{"idle", sort_idle},
{NULL, NULL}
};
int sort_repolist(char *field)
{
struct sortcolumn *column;
for (column = &sortcolumn[0]; column->name; column++) {
if (strcmp(field, column->name))
continue;
qsort(cgit_repolist.repos, cgit_repolist.count,
sizeof(struct cgit_repo), column->fn);
return 1;
}
return 0;
}
void cgit_print_repolist()
{
int i, columns = 4, hits = 0, header = 0;
char *last_group = NULL;
int sorted = 0;
if (ctx.cfg.enable_index_links)
columns++;
ctx.page.title = ctx.cfg.root_title;
cgit_print_http_headers(&ctx);
cgit_print_docstart(&ctx);
cgit_print_pageheader(&ctx);
if (ctx.cfg.index_header)
html_include(ctx.cfg.index_header);
if(ctx.qry.sort)
sorted = sort_repolist(ctx.qry.sort);
html("<table summary='repository list' class='list nowrap'>");
for (i=0; i<cgit_repolist.count; i++) {
ctx.repo = &cgit_repolist.repos[i];
if (!(is_match(ctx.repo) && is_in_url(ctx.repo)))
continue;
hits++;
if (hits <= ctx.qry.ofs)
continue;
if (hits > ctx.qry.ofs + ctx.cfg.max_repo_count)
continue;
if (!header++)
print_header(columns);
if (!sorted &&
((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'>",
!sorted && ctx.repo->group ? "sublevel-repo" : "toplevel-repo");
cgit_summary_link(ctx.repo->name, ctx.repo->name, NULL, NULL);
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>");
cgit_summary_link("summary", NULL, "button", NULL);
cgit_log_link("log", NULL, "button", NULL, NULL, NULL,
0, NULL, NULL, ctx.qry.showmsg);
cgit_tree_link("tree", NULL, "button", NULL, NULL, NULL);
html("</td>");
}
html("</tr>\n");
}
html("</table>");
if (!hits)
cgit_print_error("No repositories found");
else if (hits > ctx.cfg.max_repo_count)
print_pager(hits, ctx.cfg.max_repo_count, ctx.qry.search);
cgit_print_docend();
}
void cgit_print_site_readme()
{
if (ctx.cfg.root_readme)
html_include(ctx.cfg.root_readme);
}