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/* Copyright (c) 2003-2018 Dovecot authors, see the included COPYING file */
#include "auth-common.h"
#include "array.h"
#include "str.h"
#include "passdb.h"
#include "passdb-template.h"
struct passdb_template {
ARRAY(const char *) args;
};
struct passdb_template *passdb_template_build(pool_t pool, const char *args)
{
struct passdb_template *tmpl;
const char *const *tmp, *key, *value;
tmpl = p_new(pool, struct passdb_template, 1);
tmp = t_strsplit_spaces(args, " ");
p_array_init(&tmpl->args, pool, str_array_length(tmp));
for (; *tmp != NULL; tmp++) {
value = strchr(*tmp, '=');
if (value == NULL)
key = *tmp;
else
key = t_strdup_until(*tmp, value++);
if (*key == '\0')
i_fatal("Invalid passdb template %s - key must not be empty",
args);
key = p_strdup(pool, key);
value = p_strdup(pool, value);
array_push_back(&tmpl->args, &key);
array_push_back(&tmpl->args, &value);
}
return tmpl;
}
int passdb_template_export(struct passdb_template *tmpl,
struct auth_request *auth_request,
const char **error_r)
{
const struct var_expand_table *table;
string_t *str;
const char *const *args, *value;
unsigned int i, count;
if (passdb_template_is_empty(tmpl))
return 0;
str = t_str_new(256);
table = auth_request_get_var_expand_table(auth_request, NULL);
args = array_get(&tmpl->args, &count);
i_assert((count % 2) == 0);
for (i = 0; i < count; i += 2) {
if (args[i+1] == NULL)
value = "";
else {
str_truncate(str, 0);
if (auth_request_var_expand_with_table(str, args[i+1],
auth_request, table, NULL, error_r) <= 0)
return -1;
value = str_c(str);
}
auth_request_set_field(auth_request, args[i], value,
STATIC_PASS_SCHEME);
}
return 0;
}
bool passdb_template_remove(struct passdb_template *tmpl,
const char *key, const char **value_r)
{
const char *const *args;
unsigned int i, count;
args = array_get(&tmpl->args, &count);
i_assert((count % 2) == 0);
for (i = 0; i < count; i += 2) {
if (strcmp(args[i], key) == 0) {
*value_r = args[i+1];
array_delete(&tmpl->args, i, 2);
return TRUE;
}
}
return FALSE;
}
bool passdb_template_is_empty(struct passdb_template *tmpl)
{
return array_count(&tmpl->args) == 0;
}
const char *const *passdb_template_get_args(struct passdb_template *tmpl, unsigned int *count_r)
{
return array_get(&tmpl->args, count_r);
}
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