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contests.c
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contests.c
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/* -*- mode: c -*- */
/* Copyright (C) 2002-2017 Alexander Chernov <[email protected]> */
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include "ejudge/config.h"
#include "ejudge/ej_limits.h"
#include "ejudge/contests.h"
#include "ejudge/pathutl.h"
#include "ejudge/errlog.h"
#include "ejudge/userlist.h"
#include "ejudge/xml_utils.h"
#include "ejudge/misctext.h"
#include "ejudge/fileutl.h"
#include "ejudge/l10n.h"
#include "ejudge/ejudge_cfg.h"
#include "ejudge/meta/contests_meta.h"
#include "ejudge/xalloc.h"
#include "ejudge/logger.h"
#include "ejudge/osdeps.h"
#include <string.h>
#include <time.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/fcntl.h>
#include <unistd.h>
#include <dirent.h>
#include <ctype.h>
#include <limits.h>
#include <errno.h>
#if defined __GNUC__ && defined __MINGW32__
#include <malloc.h>
#endif
#if defined EJUDGE_CHARSET
#define INTERNAL_CHARSET EJUDGE_CHARSET
#else
#define INTERNAL_CHARSET "utf-8"
#endif
#define CONTEST_CHECK_TIME 5
const int contests_tag_to_meta_map[CONTEST_LAST_TAG] =
{
[CONTEST_REGISTER_ACCESS] = CNTS_register_access,
[CONTEST_USERS_ACCESS] = CNTS_users_access,
[CONTEST_MASTER_ACCESS] = CNTS_master_access,
[CONTEST_JUDGE_ACCESS] = CNTS_judge_access,
[CONTEST_TEAM_ACCESS] = CNTS_team_access,
[CONTEST_SERVE_CONTROL_ACCESS] = CNTS_serve_control_access,
[CONTEST_NAME] = CNTS_name,
[CONTEST_NAME_EN] = CNTS_name_en,
[CONTEST_MAIN_URL] = CNTS_main_url,
[CONTEST_KEYWORDS] = CNTS_keywords,
[CONTEST_USERS_HEADER_FILE] = CNTS_users_header_file,
[CONTEST_USERS_FOOTER_FILE] = CNTS_users_footer_file,
[CONTEST_REGISTER_EMAIL] = CNTS_register_email,
[CONTEST_REGISTER_URL] = CNTS_register_url,
[CONTEST_LOGIN_TEMPLATE] = CNTS_login_template,
[CONTEST_TEAM_URL] = CNTS_team_url,
[CONTEST_REGISTRATION_DEADLINE] = CNTS_reg_deadline,
[CONTEST_SCHED_TIME] = CNTS_sched_time,
[CONTEST_ROOT_DIR] = CNTS_root_dir,
[CONTEST_STANDINGS_URL] = CNTS_standings_url,
[CONTEST_PROBLEMS_URL] = CNTS_problems_url,
[CONTEST_SERVE_USER] = CNTS_serve_user,
[CONTEST_SERVE_GROUP] = CNTS_serve_group,
[CONTEST_REGISTER_HEADER_FILE] = CNTS_register_header_file,
[CONTEST_REGISTER_FOOTER_FILE] = CNTS_register_footer_file,
[CONTEST_TEAM_HEADER_FILE] = CNTS_team_header_file,
[CONTEST_TEAM_MENU_1_FILE] = CNTS_team_menu_1_file,
[CONTEST_TEAM_MENU_2_FILE] = CNTS_team_menu_2_file,
[CONTEST_TEAM_MENU_3_FILE] = CNTS_team_menu_3_file,
[CONTEST_TEAM_SEPARATOR_FILE] = CNTS_team_separator_file,
[CONTEST_TEAM_FOOTER_FILE] = CNTS_team_footer_file,
[CONTEST_COPYRIGHT_FILE] = CNTS_copyright_file,
[CONTEST_USERS_HEAD_STYLE] = CNTS_users_head_style,
[CONTEST_USERS_PAR_STYLE] = CNTS_users_par_style,
[CONTEST_USERS_TABLE_STYLE] = CNTS_users_table_style,
[CONTEST_USERS_VERB_STYLE] = CNTS_users_verb_style,
[CONTEST_USERS_TABLE_FORMAT] = CNTS_users_table_format,
[CONTEST_USERS_TABLE_FORMAT_EN] = CNTS_users_table_format_en,
[CONTEST_USERS_TABLE_LEGEND] = CNTS_users_table_legend,
[CONTEST_USERS_TABLE_LEGEND_EN] = CNTS_users_table_legend_en,
[CONTEST_REGISTER_HEAD_STYLE] = CNTS_register_head_style,
[CONTEST_REGISTER_PAR_STYLE] = CNTS_register_par_style,
[CONTEST_REGISTER_TABLE_STYLE] = CNTS_register_table_style,
[CONTEST_TEAM_HEAD_STYLE] = CNTS_team_head_style,
[CONTEST_TEAM_PAR_STYLE] = CNTS_team_par_style,
[CONTEST_CONF_DIR] = CNTS_conf_dir,
[CONTEST_RUN_USER] = CNTS_run_user,
[CONTEST_RUN_GROUP] = CNTS_run_group,
[CONTEST_REGISTER_EMAIL_FILE] = CNTS_register_email_file,
[CONTEST_USER_NAME_COMMENT] = CNTS_user_name_comment,
[CONTEST_ALLOWED_LANGUAGES] = CNTS_allowed_languages,
[CONTEST_CF_NOTIFY_EMAIL] = CNTS_cf_notify_email,
[CONTEST_CLAR_NOTIFY_EMAIL] = CNTS_clar_notify_email,
[CONTEST_DAILY_STAT_EMAIL] = CNTS_daily_stat_email,
[CONTEST_PRIV_HEADER_FILE] = CNTS_priv_header_file,
[CONTEST_PRIV_FOOTER_FILE] = CNTS_priv_footer_file,
[CONTEST_ALLOWED_REGIONS] = CNTS_allowed_regions,
[CONTEST_LOGIN_TEMPLATE_OPTIONS] = CNTS_login_template_options,
[CONTEST_DIR_MODE] = CNTS_dir_mode,
[CONTEST_DIR_GROUP] = CNTS_dir_group,
[CONTEST_FILE_MODE] = CNTS_file_mode,
[CONTEST_FILE_GROUP] = CNTS_file_group,
[CONTEST_DEFAULT_LOCALE] = CNTS_default_locale,
[CONTEST_WELCOME_FILE] = CNTS_welcome_file,
[CONTEST_REG_WELCOME_FILE] = CNTS_reg_welcome_file,
[CONTEST_USER_CONTEST] = CNTS_user_contest,
[CONTEST_LOGO_URL] = CNTS_logo_url,
[CONTEST_CSS_URL] = CNTS_css_url,
[CONTEST_REGISTER_SUBJECT] = CNTS_register_subject,
[CONTEST_REGISTER_SUBJECT_EN] = CNTS_register_subject_en,
[CONTEST_OPEN_TIME] = CNTS_open_time,
[CONTEST_CLOSE_TIME] = CNTS_close_time,
[CONTEST_EXT_ID] = CNTS_ext_id,
[CONTEST_UPDATE_TIME] = CNTS_update_time,
[CONTEST_PROBLEM_COUNT] = CNTS_problem_count,
[CONTEST_TELEGRAM_BOT_ID] = CNTS_telegram_bot_id,
[CONTEST_TELEGRAM_ADMIN_CHAT_ID] = CNTS_telegram_admin_chat_id,
[CONTEST_TELEGRAM_USER_CHAT_ID] = CNTS_telegram_user_chat_id,
[CONTEST_AVATAR_PLUGIN] = CNTS_avatar_plugin,
[CONTEST_CONTENT_PLUGIN] = CNTS_content_plugin,
[CONTEST_CONTENT_URL_PREFIX] = CNTS_content_url_prefix,
[CONTEST_COMMENT] = CNTS_comment,
};
const int contests_attr_to_meta_map[CONTEST_LAST_ATTR] =
{
[CONTEST_A_ID] = CNTS_id,
[CONTEST_A_AUTOREGISTER] = CNTS_autoregister,
[CONTEST_A_DISABLE_TEAM_PASSWORD] = CNTS_disable_team_password,
[CONTEST_A_MANAGED] = CNTS_managed,
[CONTEST_A_NEW_MANAGED] = CNTS_managed,
[CONTEST_A_CLEAN_USERS] = CNTS_clean_users,
[CONTEST_A_RUN_MANAGED] = CNTS_run_managed,
[CONTEST_A_CLOSED] = CNTS_closed,
[CONTEST_A_INVISIBLE] = CNTS_invisible,
[CONTEST_A_SIMPLE_REGISTRATION] = CNTS_simple_registration,
[CONTEST_A_SEND_PASSWD_EMAIL] = CNTS_send_passwd_email,
[CONTEST_A_ASSIGN_LOGINS] = CNTS_assign_logins,
[CONTEST_A_FORCE_REGISTRATION] = CNTS_force_registration,
[CONTEST_A_DISABLE_NAME] = CNTS_disable_name,
[CONTEST_A_ENABLE_FORGOT_PASSWORD] = CNTS_enable_password_recovery,
[CONTEST_A_EXAM_MODE] = CNTS_exam_mode,
[CONTEST_A_DISABLE_PASSWORD_CHANGE] = CNTS_disable_password_change,
[CONTEST_A_DISABLE_LOCALE_CHANGE] = CNTS_disable_locale_change,
[CONTEST_A_PERSONAL] = CNTS_personal,
[CONTEST_A_ALLOW_REG_DATA_EDIT] = CNTS_allow_reg_data_edit,
[CONTEST_A_ENABLE_PASSWORD_RECOVERY] = CNTS_enable_password_recovery,
[CONTEST_A_DISABLE_MEMBER_DELETE] = CNTS_disable_member_delete,
[CONTEST_A_OLD_RUN_MANAGED] = CNTS_old_run_managed,
[CONTEST_A_READY] = CNTS_ready,
[CONTEST_A_FORCE_PASSWORD_CHANGE] = CNTS_force_password_change,
[CONTEST_A_ENABLE_USER_TELEGRAM] = CNTS_enable_user_telegram,
[CONTEST_A_ENABLE_AVATAR] = CNTS_enable_avatar,
[CONTEST_A_ENABLE_LOCAL_PAGES] = CNTS_enable_local_pages,
};
char const * const contests_elem_map[] =
{
0,
"contests",
"contest",
"register_access",
"users_access",
"master_access",
"judge_access",
"team_access",
"serve_control_access",
"ip",
"field",
"name",
"name_en",
"main_url",
"keywords",
"contestants",
"reserves",
"coaches",
"advisors",
"guests",
"users_header_file",
"users_footer_file",
"register_email",
"register_url",
"login_template",
"team_url",
"registration_deadline",
"sched_time",
"cap",
"caps",
"root_dir",
"standings_url",
"problems_url",
"client_flags",
"serve_user",
"serve_group",
"register_header_file",
"register_footer_file",
"team_header_file",
"team_menu_1_file",
"team_menu_2_file",
"team_menu_3_file",
"team_separator_file",
"team_footer_file",
"copyright_file",
"users_head_style",
"users_par_style",
"users_table_style",
"users_verb_style",
"users_table_format",
"users_table_format_en",
"users_table_legend",
"users_table_legend_en",
"register_head_style",
"register_par_style",
"register_table_style",
"team_head_style",
"team_par_style",
"conf_dir",
"run_user",
"run_group",
"register_email_file",
"user_name_comment",
"allowed_languages",
"cf_notify_email",
"clar_notify_email",
"daily_stat_email",
"priv_header_file",
"priv_footer_file",
"allowed_regions",
"login_template_options",
"dir_mode",
"dir_group",
"file_mode",
"file_group",
"default_locale",
"welcome_file",
"reg_welcome_file",
"slave_rules",
"run_managed_on",
"user_contest",
"logo_url",
"css_url",
"register_subject",
"register_subject_en",
"open_time",
"close_time",
"ext_id",
"update_time",
"problem_count",
"telegram_bot_id",
"telegram_admin_chat_id",
"telegram_user_chat_id",
"avatar_plugin",
"content_plugin",
"content_url_prefix",
"comment",
0
};
char const * const contests_attr_map[] =
{
0,
"id",
"default",
"allow",
"deny",
"mandatory",
"optional",
"min",
"max",
"autoregister",
"initial",
"disable_team_password",
"login",
"managed",
"new_managed",
"clean_users",
"run_managed",
"closed",
"invisible",
"ssl",
"simple_registration",
"send_passwd_email",
"assign_logins",
"force_registration",
"disable_name",
"enable_forgot_password",
"exam_mode",
"disable_password_change",
"disable_locale_change",
"personal",
"allow_reg_data_edit",
"enable_password_recovery",
"disable_member_delete",
"separator",
"options",
"checkbox",
"old_run_managed",
"ready",
"force_password_change",
"enable_user_telegram",
"enable_avatar",
"enable_local_pages",
0
};
static size_t const elem_sizes[CONTEST_LAST_TAG] =
{
[CONTEST_CONTESTS] = sizeof(struct contest_list),
[CONTEST_CONTEST] = sizeof(struct contest_desc),
[CONTEST_REGISTER_ACCESS] = sizeof(struct contest_access),
[CONTEST_USERS_ACCESS] = sizeof(struct contest_access),
[CONTEST_MASTER_ACCESS] = sizeof(struct contest_access),
[CONTEST_JUDGE_ACCESS] = sizeof(struct contest_access),
[CONTEST_TEAM_ACCESS] = sizeof(struct contest_access),
[CONTEST_SERVE_CONTROL_ACCESS] = sizeof(struct contest_access),
[CONTEST_IP] = sizeof(struct contest_ip),
[CONTEST_FIELD] = sizeof(struct contest_field),
[CONTEST_CONTESTANTS] = sizeof(struct contest_member),
[CONTEST_RESERVES] = sizeof(struct contest_member),
[CONTEST_COACHES] = sizeof(struct contest_member),
[CONTEST_ADVISORS] = sizeof(struct contest_member),
[CONTEST_GUESTS] = sizeof(struct contest_member),
[CONTEST_CAP] = sizeof(struct opcap_list_item),
};
static void
node_free(struct xml_tree *t)
{
int i;
switch (t->tag) {
case CONTEST_CONTESTS:
xfree(((struct contest_list *) t)->id_map);
break;
case CONTEST_CONTEST:
{
struct contest_desc *cnts = (struct contest_desc*) t;
// free everything of type 's'
for (i = 1; i < CNTS_LAST_FIELD; ++i) {
if (contest_desc_get_type(i) != 's') continue;
unsigned char **p = (unsigned char **) contest_desc_get_ptr_nc(cnts, i);
xfree(*p); *p = 0;
}
}
break;
case CONTEST_CAP:
{
struct opcap_list_item *pp = (struct opcap_list_item*) t;
xfree(pp->login);
}
break;
case CONTEST_FIELD:
{
struct contest_field *ff = (struct contest_field*) t;
xfree(ff->legend);
xfree(ff->separator);
xfree(ff->options);
}
break;
}
}
static struct xml_parse_spec contests_parse_spec =
{
.elem_map = contests_elem_map,
.attr_map = contests_attr_map,
.elem_sizes = elem_sizes,
.attr_sizes = NULL,
.default_elem = 0,
.default_attr = 0,
.elem_alloc = NULL,
.attr_alloc = NULL,
.elem_free = node_free,
.attr_free = NULL,
};
char const * const contests_field_map[] =
{
0,
"homepage",
"phone",
"inst",
"inst_en",
"instshort",
"instshort_en",
"instnum",
"fac",
"fac_en",
"facshort",
"facshort_en",
"city",
"city_en",
"country",
"country_en",
"region",
"area",
"zip",
"street",
"languages",
"field0",
"field1",
"field2",
"field3",
"field4",
"field5",
"field6",
"field7",
"field8",
"field9",
0
};
char const * const contests_member_field_map[] =
{
0,
"firstname",
"firstname_en",
"middlename",
"middlename_en",
"surname",
"surname_en",
"status",
"gender",
"grade",
"group",
"group_en",
"email",
"homepage",
"phone",
"inst",
"inst_en",
"instshort",
"instshort_en",
"fac",
"fac_en",
"facshort",
"facshort_en",
"occupation",
"occupation_en",
"discipline",
"birth_date",
"entry_date",
"graduation_date",
0,
};
static int
parse_access(struct contest_access *acc, char const *path)
{
struct xml_attr *a;
struct xml_tree *t;
struct contest_ip *ip;
for (a = acc->b.first; a; a = a->next) {
switch (a->tag) {
case CONTEST_A_DEFAULT:
if (!strcasecmp(a->text, "allow")) {
acc->default_is_allow = 1;
} else if (!strcasecmp(a->text, "deny")) {
acc->default_is_allow = 0;
} else {
return xml_err_attr_invalid(a);
}
xfree(a->text); a->text = 0;
break;
default:
return xml_err_attr_not_allowed(&acc->b, a);
}
}
for (t = acc->b.first_down; t; t = t->right) {
if (t->tag != CONTEST_IP) return xml_err_elem_not_allowed(t);
if (t->first_down) return xml_err_nested_elems(t);
ip = (struct contest_ip*) t;
ip->allow = -1;
ip->ssl = -1;
for (a = ip->b.first; a; a = a->next) {
if (a->tag == CONTEST_A_SSL) {
if (!strcasecmp(a->text, "yes")) {
ip->ssl = 1;
} else if (!strcasecmp(a->text, "no")) {
ip->ssl = 0;
} else if (!strcasecmp(a->text, "any")) {
ip->ssl = -1;
} else {
return xml_err_attr_invalid(a);
}
xfree(a->text); a->text = 0;
continue;
}
if (a->tag != CONTEST_A_ALLOW && a->tag != CONTEST_A_DENY)
return xml_err_attr_not_allowed(&ip->b, a);
if (ip->allow != -1) {
xml_err_a(a, "attribute \"allow\" already defined");
return -1;
}
if (xml_attr_bool(a, &ip->allow) < 0) return -1;
if (a->tag == CONTEST_A_DENY) ip->allow = !ip->allow;
xfree(a->text); a->text = 0;
}
if (ip->allow == -1) ip->allow = 0;
if (xml_parse_ipv6_mask(NULL, path, ip->b.line, ip->b.column,
ip->b.text, &ip->addr, &ip->mask) < 0) return -1;
xfree(t->text); t->text = 0;
}
xfree(acc->b.text); acc->b.text = 0;
return 0;
}
static int
parse_member(struct contest_member *mb, char const *path)
{
struct xml_attr *a;
struct xml_tree *t;
struct contest_field *pf;
int i, n;
/*
mb->min_count = -1;
mb->max_count = -1;
*/
for (a = mb->b.first; a; a = a->next) {
switch (a->tag) {
case CONTEST_A_MIN:
case CONTEST_A_MAX:
case CONTEST_A_INITIAL:
if (!a->text || sscanf(a->text, "%d %n", &i, &n) != 1
|| a->text[n] || i < 0 || i > 100)
return xml_err_attr_invalid(a);
switch (a->tag) {
case CONTEST_A_MIN: mb->min_count = i; break;
case CONTEST_A_MAX: mb->max_count = i; break;
case CONTEST_A_INITIAL: mb->init_count = i; break;
}
xfree(a->text); a->text = 0;
break;
default:
return xml_err_attr_not_allowed(&mb->b, a);
}
}
xfree(mb->b.text); mb->b.text = 0;
for (t = mb->b.first_down; t; t = t->right) {
if (t->tag != CONTEST_FIELD) return xml_err_elem_not_allowed(t);
if (t->first_down) return xml_err_nested_elems(t);
pf = (struct contest_field*) t;
if (t->text && *t->text) {
pf->legend = t->text; t->text = 0;
}
xfree(t->text); t->text = 0;
pf->mandatory = -1;
for (a = t->first; a; a = a->next) {
switch (a->tag) {
case CONTEST_A_ID:
for (i = 1; i < CONTEST_LAST_MEMBER_FIELD; i++) {
if (!contests_member_field_map[i]) continue;
if (!strcmp(a->text, contests_member_field_map[i])) break;
}
if (i >= CONTEST_LAST_MEMBER_FIELD) {
xml_err_a(a, "invalid field id \"%s\"", a->text);
return -1;
}
if (mb->fields[i]) {
xml_err_a(a, "field \"%s\" already defined", a->text);
return -1;
}
mb->fields[i] = pf;
break;
case CONTEST_A_MANDATORY:
case CONTEST_A_OPTIONAL:
if (pf->mandatory != -1) {
xml_err_a(a, "attribute \"mandatory\" already defined");
return -1;
}
if (xml_attr_bool(a, &pf->mandatory) < 0) return -1;
if (a->tag == CONTEST_A_OPTIONAL) pf->mandatory = !pf->mandatory;
break;
default:
return xml_err_attr_not_allowed(t, a);
}
}
if (pf->mandatory == -1) pf->mandatory = 0;
}
return 0;
}
static int
handle_final_tag(char const *path, struct xml_tree *t, unsigned char **ps)
{
if (*ps) {
err("%s:%d:%d: duplicated element <%s>",
path, t->line, t->column, contests_elem_map[t->tag]);
return -1;
}
/*
if (!t->text || !*t->text) {
err("%s:%d:%d: empty element <%s>", path, t->line, t->column,
contests_elem_map[t->tag]);
return -1;
}
*/
if (t->first_down) {
err("%s:%d:%d: element <%s> cannot contain nested elements",
path, t->line, t->column, contests_elem_map[t->tag]);
return -1;
}
if (t->first) {
err("%s:%d:%d: element <%s> cannot have attributes",
path, t->line, t->column, contests_elem_map[t->tag]);
return -1;
}
*ps = t->text; t->text = 0;
return 0;
}
static int
parse_capabilities(unsigned char const *path,
struct contest_desc *cnts,
struct xml_tree *ct)
{
struct xml_tree *p;
struct opcap_list_item *pp, *qq;
ASSERT(ct->tag == CONTEST_CAPS);
if (cnts->capabilities.first) return xml_err_elem_redefined(ct);
cnts->caps_node = ct;
xfree(ct->text); ct->text = 0;
if (ct->first) return xml_err_attrs(ct);
p = ct->first_down;
if (!p) return 0;
cnts->capabilities.first = (struct opcap_list_item*) p;
for (; p; p = p->right) {
if (p->tag != CONTEST_CAP) return xml_err_elem_not_allowed(p);
pp = (struct opcap_list_item*) p;
if (!p->first) return xml_err_attr_undefined(p, CONTEST_A_LOGIN);
if (p->first->next) return xml_err_attr_not_allowed(p, p->first->next);
if (p->first->tag != CONTEST_A_LOGIN)
return xml_err_attr_undefined(p, CONTEST_A_LOGIN);
pp->login = p->first->text; p->first->text = 0;
if (!pp->login || !*pp->login) return xml_err_attr_invalid(p->first);
for (qq = CNTS_FIRST_PERM(cnts); qq != pp; qq = CNTS_NEXT_PERM_NC(qq)) {
if (!strcmp(pp->login, qq->login)) {
xml_err(p, "duplicated login");
return -1;
}
}
if (opcaps_parse(p->text, &pp->caps) < 0) return xml_err_elem_invalid(p);
xfree(p->text); p->text = 0;
}
return 0;
}
static int
parse_client_flags(unsigned char const *path, struct contest_desc *cnts,
struct xml_tree *xt)
{
int len;
unsigned char *str2, *q, *str3;
unsigned char const *p, *s, *str;
str = xt->text;
if (!str) str = "";
len = strlen(str);
str2 = (unsigned char *) alloca(len + 10);
for (p = str, q = str2; *p; p++) {
if (isspace(*p)) continue;
if (isalpha(*p)) {
*q++ = toupper(*p);
} else {
*q++ = *p;
}
}
*q++ = 0;
str3 = (unsigned char *) alloca(len + 10);
p = str2;
while (1) {
while (*p == ',') p++;
if (!*p) break;
for (s = p; *s && *s != ','; s++);
memset(str3, 0, len + 10);
memcpy(str3, p, s - p);
p = s;
if (!strcmp(str3, "IGNORE_TIME_SKEW")) {
/* DO NOTHING: compatibility with previous versions */
} else if (!strcmp(str3, "DISABLE_TEAM")) {
/* DO NOTHING: compatibility with previous versions */
} else if (!strcmp(str3, "DISABLE_MEMBER_DELETE")) {
cnts->disable_member_delete = 1;
} else {
return xml_err_elem_invalid(xt);
}
}
xfree(xt->text); xt->text = 0;
return 0;
}
static void
process_conf_file_path(struct contest_desc *cnts, unsigned char **pstr)
{
unsigned char *str = *pstr;
unsigned char pathbuf[PATH_MAX];
if (!str || os_IsAbsolutePath(str) || !cnts->conf_dir) return;
snprintf(pathbuf, sizeof(pathbuf), "%s/%s", cnts->conf_dir, str);
xfree(str);
str = xstrdup(pathbuf);
*pstr = str;
}
static const unsigned char contest_final_set[CONTEST_LAST_TAG] =
{
[CONTEST_NAME] = 1,
[CONTEST_NAME_EN] = 1,
[CONTEST_MAIN_URL] = 1,
[CONTEST_KEYWORDS] = 1,
[CONTEST_USERS_HEADER_FILE] = 1,
[CONTEST_USERS_FOOTER_FILE] = 1,
[CONTEST_REGISTER_EMAIL] = 1,
[CONTEST_REGISTER_URL] = 1,
[CONTEST_LOGIN_TEMPLATE] = 1,
[CONTEST_LOGIN_TEMPLATE_OPTIONS] = 1,
[CONTEST_TEAM_URL] = 1,
[CONTEST_ROOT_DIR] = 1,
[CONTEST_STANDINGS_URL] = 1,
[CONTEST_PROBLEMS_URL] = 1,
[CONTEST_SERVE_USER] = 1,
[CONTEST_SERVE_GROUP] = 1,
[CONTEST_REGISTER_HEADER_FILE] = 1,
[CONTEST_REGISTER_FOOTER_FILE] = 1,
[CONTEST_TEAM_HEADER_FILE] = 1,
[CONTEST_TEAM_MENU_1_FILE] = 1,
[CONTEST_TEAM_MENU_2_FILE] = 1,
[CONTEST_TEAM_MENU_3_FILE] = 1,
[CONTEST_TEAM_SEPARATOR_FILE] = 1,
[CONTEST_TEAM_FOOTER_FILE] = 1,
[CONTEST_COPYRIGHT_FILE] = 1,
[CONTEST_USERS_HEAD_STYLE] = 1,
[CONTEST_USERS_PAR_STYLE] = 1,
[CONTEST_USERS_TABLE_STYLE] = 1,
[CONTEST_USERS_VERB_STYLE] = 1,
[CONTEST_USERS_TABLE_FORMAT] = 1,
[CONTEST_USERS_TABLE_FORMAT_EN] = 1,
[CONTEST_USERS_TABLE_LEGEND] = 1,
[CONTEST_USERS_TABLE_LEGEND_EN] = 1,
[CONTEST_REGISTER_HEAD_STYLE] = 1,
[CONTEST_REGISTER_PAR_STYLE] = 1,
[CONTEST_REGISTER_TABLE_STYLE] = 1,
[CONTEST_TEAM_HEAD_STYLE] = 1,
[CONTEST_TEAM_PAR_STYLE] = 1,
[CONTEST_CONF_DIR] = 1,
[CONTEST_RUN_USER] = 1,
[CONTEST_RUN_GROUP] = 1,
[CONTEST_REGISTER_EMAIL_FILE] = 1,
[CONTEST_USER_NAME_COMMENT] = 1,
[CONTEST_ALLOWED_LANGUAGES] = 1,
[CONTEST_ALLOWED_REGIONS] = 1,
[CONTEST_CF_NOTIFY_EMAIL] = 1,
[CONTEST_CLAR_NOTIFY_EMAIL] = 1,
[CONTEST_DAILY_STAT_EMAIL] = 1,
[CONTEST_PRIV_HEADER_FILE] = 1,
[CONTEST_PRIV_FOOTER_FILE] = 1,
[CONTEST_DIR_MODE] = 1,
[CONTEST_DIR_GROUP] = 1,
[CONTEST_FILE_MODE] = 1,
[CONTEST_FILE_GROUP] = 1,
[CONTEST_DEFAULT_LOCALE] = 1,
[CONTEST_WELCOME_FILE] = 1,
[CONTEST_REG_WELCOME_FILE] = 1,
[CONTEST_USER_CONTEST] = 1,
[CONTEST_LOGO_URL] = 1,
[CONTEST_CSS_URL] = 1,
[CONTEST_REGISTER_SUBJECT] = 1,
[CONTEST_REGISTER_SUBJECT_EN] = 1,
[CONTEST_EXT_ID] = 1,
[CONTEST_PROBLEM_COUNT] = 1,
[CONTEST_TELEGRAM_BOT_ID] = 1,
[CONTEST_TELEGRAM_ADMIN_CHAT_ID] = 1,
[CONTEST_TELEGRAM_USER_CHAT_ID] = 1,
[CONTEST_AVATAR_PLUGIN] = 1,
[CONTEST_CONTENT_PLUGIN] = 1,
[CONTEST_CONTENT_URL_PREFIX] = 1,
[CONTEST_COMMENT] = 1,
};
static const unsigned char contest_access_set[CONTEST_LAST_TAG] =
{
[CONTEST_REGISTER_ACCESS] = 1,
[CONTEST_USERS_ACCESS] = 1,
[CONTEST_MASTER_ACCESS] = 1,
[CONTEST_JUDGE_ACCESS] = 1,
[CONTEST_TEAM_ACCESS] = 1,
[CONTEST_SERVE_CONTROL_ACCESS] = 1,
};
static const unsigned char contest_bool_attr_set[CONTEST_LAST_ATTR] =
{
[CONTEST_A_AUTOREGISTER] = 1,
[CONTEST_A_DISABLE_TEAM_PASSWORD] = 1,
[CONTEST_A_MANAGED] = 1,
[CONTEST_A_NEW_MANAGED] = 1,
[CONTEST_A_CLEAN_USERS] = 1,
[CONTEST_A_RUN_MANAGED] = 1,
[CONTEST_A_CLOSED] = 1,
[CONTEST_A_INVISIBLE] = 1,
[CONTEST_A_SIMPLE_REGISTRATION] = 1,
[CONTEST_A_SEND_PASSWD_EMAIL] = 1,
[CONTEST_A_ASSIGN_LOGINS] = 1,
[CONTEST_A_FORCE_REGISTRATION] = 1,
[CONTEST_A_DISABLE_NAME] = 1,
[CONTEST_A_ENABLE_FORGOT_PASSWORD] = 1,
[CONTEST_A_EXAM_MODE] = 1,
[CONTEST_A_DISABLE_PASSWORD_CHANGE] = 1,
[CONTEST_A_DISABLE_LOCALE_CHANGE] = 1,
[CONTEST_A_PERSONAL] = 1,
[CONTEST_A_ALLOW_REG_DATA_EDIT] = 1,
[CONTEST_A_ENABLE_PASSWORD_RECOVERY] = 1,
[CONTEST_A_DISABLE_MEMBER_DELETE] = 1,
[CONTEST_A_OLD_RUN_MANAGED] = 1,
[CONTEST_A_READY] = 1,
[CONTEST_A_FORCE_PASSWORD_CHANGE] = 1,
[CONTEST_A_ENABLE_USER_TELEGRAM] = 1,
[CONTEST_A_ENABLE_AVATAR] = 1,
[CONTEST_A_ENABLE_LOCAL_PAGES] = 1,
};
static void
fix_personal_contest(struct contest_desc *cnts)
{
struct xml_tree *p;
struct contest_member *m;
if (!cnts->personal) return;
if (!cnts->members[CONTEST_M_CONTESTANT]) {
p = contests_new_node(CONTEST_CONTESTANTS);
xml_link_node_last(&cnts->b, p);
cnts->members[CONTEST_M_CONTESTANT] = (struct contest_member*) p;
}
m = cnts->members[CONTEST_M_CONTESTANT];
m->min_count = 1;
m->max_count = 1;
m->init_count = 1;
if (cnts->members[CONTEST_M_RESERVE]) {
p = (struct xml_tree*) cnts->members[CONTEST_M_RESERVE];
xml_unlink_node(p);
xml_tree_free(p, &contests_parse_spec);
cnts->members[CONTEST_M_RESERVE] = 0;
}
}
int
contests_guess_id(const char *path)
{
if (!path) return -1;
const char *p = strrchr(path, '/');
if (!p) p = path;
else ++p;
int x = 0, n = 0;
if (sscanf(p, "%d%n", &x, &n) != 1) return -1;
if (x <= 0) return -1;
if (strcmp(p + n, ".xml") != 0) return -1;
return x;
}
static int
parse_contest(
struct contest_desc *cnts,
char const *path,
int no_subst_flag,
int auto_contest_id)
{
struct xml_attr *a;
struct xml_tree *t;
int x, n, mb_id, i;
unsigned char *date_str = 0;
struct contest_access **pacc;
unsigned char pathbuf[PATH_MAX];
unsigned char *p_field;
unsigned char **p_str;
char *eptr;
const int *flist;
cnts->clean_users = 1;
for (a = cnts->b.first; a; a = a->next) {
if (contest_bool_attr_set[a->tag] > 0) {
// boolean fields
p_field = (unsigned char*) contest_desc_get_ptr_nc(cnts, contests_attr_to_meta_map[a->tag]);
if (xml_attr_bool_byte(a, p_field) < 0) return -1;
continue;
}
switch (a->tag) {
case CONTEST_A_ID:
if (!strcmp(a->text, "auto")) {
if (auto_contest_id > 0) {
cnts->id = auto_contest_id;
} else if (auto_contest_id == -1) {
x = contests_guess_id(path);
if (x > 0) cnts->id = x;
}
} else {
x = n = 0;
if (sscanf(a->text, "%d %n", &x, &n) != 1 || a->text[n]
|| x <= 0 || x > EJ_MAX_CONTEST_ID) return xml_err_attr_invalid(a);
cnts->id = x;
}
break;
default:
return xml_err_attr_not_allowed(&cnts->b, a);
}
}
if (!cnts->id) return xml_err_attr_undefined(&cnts->b, CONTEST_A_ID);
for (t = cnts->b.first_down; t; t = t->right) {
if (contest_final_set[t->tag] > 0) {
p_str = (unsigned char**) contest_desc_get_ptr_nc(cnts, contests_tag_to_meta_map[t->tag]);
if (xml_leaf_elem(t, p_str, 1, 0) < 0) return -1;
continue;
}
if (contest_access_set[t->tag] > 0) {
pacc = (struct contest_access**) contest_desc_get_ptr_nc(cnts, contests_tag_to_meta_map[t->tag]);
if (*pacc) return xml_err_elem_redefined(t);
*pacc = (struct contest_access*) t;
if (parse_access(*pacc, path) < 0) return -1;
continue;
}
switch(t->tag) {
case CONTEST_CLIENT_FLAGS:
if (t->first_down) return xml_err_nested_elems(t);
if (t->first) return xml_err_attrs(t);
if (parse_client_flags(path, cnts, t) < 0) return -1;
break;
case CONTEST_REGISTRATION_DEADLINE:
case CONTEST_SCHED_TIME:
case CONTEST_OPEN_TIME:
case CONTEST_CLOSE_TIME:
case CONTEST_UPDATE_TIME:
if (handle_final_tag(path, t, &date_str) < 0) {
xfree(date_str);
return -1;
}
if (xml_parse_date(NULL, path, t->line, t->column, date_str, (time_t*) contest_desc_get_ptr_nc(cnts, contests_tag_to_meta_map[t->tag])) < 0) {
xfree(date_str); date_str = 0;
return -1;
}
xfree(date_str); date_str = 0;
break;
case CONTEST_SLAVE_RULES:
cnts->slave_rules = t;
break;
case CONTEST_CAPS:
if (parse_capabilities(path, cnts, t) < 0) return -1;
break;
case CONTEST_CONTESTANTS:
mb_id = CONTEST_M_CONTESTANT;
goto process_members;
case CONTEST_RESERVES:
mb_id = CONTEST_M_RESERVE;
goto process_members;
case CONTEST_COACHES:
mb_id = CONTEST_M_COACH;
goto process_members;
case CONTEST_ADVISORS:
mb_id = CONTEST_M_ADVISOR;