skylab/MasterPassword
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Don't keep deleted sites & questions.

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+ ability to filter / delete data children.
This commit is contained in:
Maarten Billemont 2019-10-23 13:15:21 -04:00
parent 023749049a
commit 344cce084f
3 changed files with 114 additions and 49 deletions
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42
platform-independent/c/core/src/mpw-marshal-util.c
View File

@ -122,6 +122,14 @@ bool mpw_get_json_boolean(
return json_object_get_boolean( json_value ) == true;
}
static bool mpw_marshal_data_keep_keyed(MPMarshalledData *child, void *args) {
return child->obj_key != NULL;
}
static bool mpw_marshal_data_keep_unkeyed(MPMarshalledData *child, void *args) {
return child->obj_key == NULL;
}
void mpw_set_json_data(
MPMarshalledData *data, json_object *obj) {
@ -150,34 +158,12 @@ void mpw_set_json_data(
}
// Clean up children
MPMarshalledData *newChildren = NULL;
size_t newChildrenCount = 0;
for (size_t c = 0; c < data->children_count; ++c) {
MPMarshalledData *child = &data->children[c];
if ((type != json_type_object && type != json_type_array) || (child->obj_key && type != json_type_object)) {
// Not a valid child in this object, remove it.
mpw_marshal_data_set_null( child, NULL );
mpw_free_string( &child->obj_key );
if (!newChildren)
newChildren = mpw_memdup( data->children, sizeof( MPMarshalledData ) * newChildrenCount );
}
else {
// Valid child in this object, keep it.
++newChildrenCount;
if (newChildren) {
if (!mpw_realloc( &newChildren, NULL, sizeof( MPMarshalledData ) * newChildrenCount )) {
--newChildrenCount;
continue;
}
child->arr_index = newChildrenCount - 1;
newChildren[child->arr_index] = *child;
}
}
}
if (newChildren) {
mpw_free( &data->children, sizeof( MPMarshalledData ) * data->children_count );
data->children = newChildren;
data->children_count = newChildrenCount;
if (type != json_type_object && type != json_type_array) {
mpw_marshal_data_keep( data, mpw_marshal_data_keep_none, NULL );
} else if (type == json_type_array) {
mpw_marshal_data_keep( data, mpw_marshal_data_keep_unkeyed, NULL );
} else /* type == json_type_object */ {
mpw_marshal_data_keep( data, mpw_marshal_data_keep_keyed, NULL );
}
// Object

116
platform-independent/c/core/src/mpw-marshal.c
View File

@ -441,10 +441,54 @@ bool mpw_marshal_data_set_str(
return success;
}
void mpw_marshal_data_keep(
MPMarshalledData *data, bool (*filter)(MPMarshalledData *, void *), void *args) {
size_t children_count = 0;
MPMarshalledData *children = NULL;
for (size_t c = 0; c < data->children_count; ++c) {
MPMarshalledData *child = &data->children[c];
if (filter( child, args )) {
// Valid child in this object, keep it.
++children_count;
if (children) {
if (!mpw_realloc( &children, NULL, sizeof( MPMarshalledData ) * children_count )) {
--children_count;
continue;
}
child->arr_index = children_count - 1;
children[child->arr_index] = *child;
}
}
else {
// Not a valid child in this object, remove it.
mpw_marshal_data_set_null( child, NULL );
mpw_free_string( &child->obj_key );
if (!children)
children = mpw_memdup( data->children, sizeof( MPMarshalledData ) * children_count );
}
}
if (children) {
mpw_free( &data->children, sizeof( MPMarshalledData ) * data->children_count );
data->children = children;
data->children_count = children_count;
}
}
bool mpw_marshal_data_keep_none(
MPMarshalledData *child, void *args) {
return false;
}
static const char *mpw_marshal_write_flat(
MPMarshalledFile *file) {
MPMarshalledData *data = file->data;
const MPMarshalledData *data = file->data;
if (!data) {
file->error = (MPMarshalError){ MPMarshalErrorMissing, "Missing data." };
return NULL;
@ -566,6 +610,30 @@ static const char *mpw_marshal_write_json(
#endif
static bool mpw_marshal_data_keep_site_exists(
MPMarshalledData *child, void *args) {
MPMarshalledUser *user = args;
for (size_t s = 0; s < user->sites_count; ++s) {
if (strcmp( (&user->sites[s])->siteName, child->obj_key ) == OK)
return true;
}
return false;
}
static bool mpw_marshal_data_keep_question_exists(
MPMarshalledData *child, void *args) {
MPMarshalledSite *site = args;
for (size_t s = 0; s < site->questions_count; ++s) {
if (strcmp( (&site->questions[s])->keyword, child->obj_key ) == OK)
return true;
}
return false;
}
const char *mpw_marshal_write(
const MPMarshalFormat outFormat, MPMarshalledFile *file, MPMarshalledUser *user) {
@ -589,23 +657,27 @@ const char *mpw_marshal_write(
masterKey = user->masterKeyProvider( user->algorithm, user->fullName );
// Section: "export"
mpw_marshal_data_set_bool( user->redacted, data, "export", "redacted", NULL );
MPMarshalledData *data_export = mpw_marshal_data_get( data, "export", NULL );
mpw_marshal_data_set_bool( user->redacted, data_export, "redacted", NULL );
char dateString[21];
time_t now = time( NULL );
if (strftime( dateString, sizeof( dateString ), "%FT%TZ", gmtime( &now ) ))
mpw_marshal_data_set_str( dateString, data, "export", "date", NULL );
mpw_marshal_data_set_str( dateString, data_export, "date", NULL );
// Section: "user"
mpw_marshal_data_set_num( user->avatar, data, "user", "avatar", NULL );
mpw_marshal_data_set_str( user->fullName, data, "user", "full_name", NULL );
mpw_marshal_data_set_str( mpw_identicon_encode( user->identicon ), data, "user", "identicon", NULL );
mpw_marshal_data_set_num( user->algorithm, data, "user", "algorithm", NULL );
mpw_marshal_data_set_str( user->keyID, data, "user", "key_id", NULL );
mpw_marshal_data_set_num( user->defaultType, data, "user", "default_type", NULL );
MPMarshalledData *data_user = mpw_marshal_data_get( data, "user", NULL );
mpw_marshal_data_set_num( user->avatar, data_user, "avatar", NULL );
mpw_marshal_data_set_str( user->fullName, data_user, "full_name", NULL );
mpw_marshal_data_set_str( mpw_identicon_encode( user->identicon ), data_user, "identicon", NULL );
mpw_marshal_data_set_num( user->algorithm, data_user, "algorithm", NULL );
mpw_marshal_data_set_str( user->keyID, data_user, "key_id", NULL );
mpw_marshal_data_set_num( user->defaultType, data_user, "default_type", NULL );
if (strftime( dateString, sizeof( dateString ), "%FT%TZ", gmtime( &user->lastUsed ) ))
mpw_marshal_data_set_str( dateString, data, "user", "last_used", NULL );
mpw_marshal_data_set_str( dateString, data_user, "last_used", NULL );
// Section "sites"
MPMarshalledData *data_sites = mpw_marshal_data_get( data, "sites", NULL );
mpw_marshal_data_keep( data_sites, mpw_marshal_data_keep_site_exists, user );
for (size_t s = 0; s < user->sites_count; ++s) {
MPMarshalledSite *site = &user->sites[s];
if (!site->siteName || !strlen( site->siteName ))
@ -633,16 +705,18 @@ const char *mpw_marshal_write(
loginState = mpw_strdup( site->loginState );
}
mpw_marshal_data_set_num( site->counter, data, "sites", site->siteName, "counter", NULL );
mpw_marshal_data_set_num( site->algorithm, data, "sites", site->siteName, "algorithm", NULL );
mpw_marshal_data_set_num( site->resultType, data, "sites", site->siteName, "type", NULL );
mpw_marshal_data_set_str( resultState, data, "sites", site->siteName, "password", NULL );
mpw_marshal_data_set_num( site->loginType, data, "sites", site->siteName, "login_type", NULL );
mpw_marshal_data_set_str( loginState, data, "sites", site->siteName, "login_name", NULL );
mpw_marshal_data_set_num( site->uses, data, "sites", site->siteName, "uses", NULL );
mpw_marshal_data_set_num( site->counter, data_sites, site->siteName, "counter", NULL );
mpw_marshal_data_set_num( site->algorithm, data_sites, site->siteName, "algorithm", NULL );
mpw_marshal_data_set_num( site->resultType, data_sites, site->siteName, "type", NULL );
mpw_marshal_data_set_str( resultState, data_sites, site->siteName, "password", NULL );
mpw_marshal_data_set_num( site->loginType, data_sites, site->siteName, "login_type", NULL );
mpw_marshal_data_set_str( loginState, data_sites, site->siteName, "login_name", NULL );
mpw_marshal_data_set_num( site->uses, data_sites, site->siteName, "uses", NULL );
if (strftime( dateString, sizeof( dateString ), "%FT%TZ", gmtime( &site->lastUsed ) ))
mpw_marshal_data_set_str( dateString, data, "sites", site->siteName, "last_used", NULL );
mpw_marshal_data_set_str( dateString, data_sites, site->siteName, "last_used", NULL );
MPMarshalledData *data_questions = mpw_marshal_data_get( data, "sites", site->siteName, "questions", NULL );
mpw_marshal_data_keep( data_questions, mpw_marshal_data_keep_question_exists, site );
for (size_t q = 0; q < site->questions_count; ++q) {
MPMarshalledQuestion *question = &site->questions[q];
if (!question->keyword)
@ -660,12 +734,12 @@ const char *mpw_marshal_write(
MPKeyPurposeRecovery, question->keyword, question->type, question->state, site->algorithm );
}
mpw_marshal_data_set_num( question->type, data, "sites", site->siteName, "questions", question->keyword, "type", NULL );
mpw_marshal_data_set_str( answer, data, "sites", site->siteName, "questions", question->keyword, "answer", NULL );
mpw_marshal_data_set_num( question->type, data_questions, question->keyword, "type", NULL );
mpw_marshal_data_set_str( answer, data_questions, question->keyword, "answer", NULL );
mpw_free_strings( &answer, NULL );
}
mpw_marshal_data_set_str( site->url, data, "sites", site->siteName, "_ext_mpw", "url", NULL );
mpw_marshal_data_set_str( site->url, data_sites, site->siteName, "_ext_mpw", "url", NULL );
mpw_free_strings( &resultState, &loginState, NULL );
}

5
platform-independent/c/core/src/mpw-marshal.h
View File

@ -253,6 +253,11 @@ bool mpw_marshal_data_set_str(
const char *value, MPMarshalledData *data, ...);
bool mpw_marshal_data_vset_str(
const char *value, MPMarshalledData *data, va_list nodes);
/** Keep only the data children that pass the filter test. */
void mpw_marshal_data_keep(
MPMarshalledData *data, bool (*filter)(MPMarshalledData *child, void *args), void *args);
bool mpw_marshal_data_keep_none(
MPMarshalledData *child, void *args);
//// Format.