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elm: fix for invalid attribute matching 

Summary:
Fixes invalid attribute matching in at-spi's collection interface's GetMatches***
functions.

Reviewers: stanluk

Reviewed By: stanluk

Subscribers: lukasz.stanislawski, cedric

Differential Revision: https://phab.enlightenment.org/D5774
This commit is contained in:
Radoslaw Cybulski 2018-02-02 08:53:42 +01:00 committed by Lukasz Stanislawski
parent d4fcff7ed4
commit cc2e43cc4b
1 changed files with 72 additions and 20 deletions
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92
src/lib/elementary/elm_atspi_bridge.c
View File

@ -16,6 +16,7 @@
#include "atspi/atspi-constants.h"
#include <stdint.h>
#include <assert.h>
#include <Elementary.h>
#include "elm_priv.h"
@ -2640,26 +2641,82 @@ _collection_match_roles_lookup(Eo *obj, struct collection_match_rule *rule)
}
static Eina_Bool
_collection_match_attributes_helper(Eina_List *obj_attribs, Eina_List *attribs, Eina_Bool compare, Eina_Bool ret_if_compare, Eina_Bool ret_default)
_collection_match_attributes_helper(Eina_List *obj_attribs, Eina_List *attribs, AtspiCollectionMatchType mode)
{
Eina_List *l, *l2;
Efl_Access_Attribute *attr, *attr2;
Eina_Bool obj_empty = eina_list_count(obj_attribs) == 0;
Eina_Bool empty = eina_list_count(attribs) == 0;
switch (mode)
{
case ATSPI_Collection_MATCH_ANY:
if (empty || obj_empty) return EINA_FALSE;
break;
case ATSPI_Collection_MATCH_ALL:
if (empty) return EINA_TRUE;
if (obj_empty) return EINA_FALSE;
break;
case ATSPI_Collection_MATCH_NONE:
if (empty || obj_empty) return EINA_TRUE;
break;
case ATSPI_Collection_MATCH_EMPTY:
if (empty && obj_empty) return EINA_TRUE;
if (empty || obj_empty) return EINA_FALSE;
break;
case ATSPI_Collection_MATCH_INVALID:
case ATSPI_Collection_MATCH_LAST_DEFINED:
assert(0);
break;
}
EINA_LIST_FOREACH(attribs, l, attr)
{
EINA_LIST_FOREACH(obj_attribs, l2, attr2)
{
if ((attr->key && attr2->key &&
attr->value && attr2->value &&
!strcmp(attr->key, attr2->key) &&
!strcmp(attr->value, attr2->value)) == compare)
{
return ret_if_compare;
}
}
Eina_Bool found = EINA_FALSE;
EINA_LIST_FOREACH(obj_attribs, l2, attr2)
{
Eina_Bool compare = (attr->key && attr2->key &&
attr->value && attr2->value &&
!strcmp(attr->key, attr2->key) &&
!strcmp(attr->value, attr2->value));
if (compare)
{
found = EINA_TRUE;
break;
}
}
switch (mode)
{
case ATSPI_Collection_MATCH_EMPTY:
case ATSPI_Collection_MATCH_ALL:
if (!found) return EINA_FALSE;
break;
case ATSPI_Collection_MATCH_ANY:
if (found) return EINA_TRUE;
break;
case ATSPI_Collection_MATCH_NONE:
if (found) return EINA_FALSE;
break;
case ATSPI_Collection_MATCH_INVALID:
case ATSPI_Collection_MATCH_LAST_DEFINED:
assert(0);
break;
}
}
return ret_default;
switch (mode)
{
case ATSPI_Collection_MATCH_EMPTY:
case ATSPI_Collection_MATCH_ALL:
case ATSPI_Collection_MATCH_NONE:
return EINA_TRUE;
case ATSPI_Collection_MATCH_ANY:
return EINA_FALSE;
case ATSPI_Collection_MATCH_INVALID:
case ATSPI_Collection_MATCH_LAST_DEFINED:
assert(0);
break;
}
return EINA_FALSE;
}
static Eina_Bool
@ -2676,18 +2733,13 @@ _collection_match_attributes_lookup(Eo *obj, struct collection_match_rule *rule)
ret = EINA_TRUE;
break;
case ATSPI_Collection_MATCH_ALL:
ret = _collection_match_attributes_helper(
obj_attribs, rule->attributes, EINA_FALSE, EINA_FALSE, EINA_TRUE);
break;
case ATSPI_Collection_MATCH_ANY:
ret = _collection_match_attributes_helper(
obj_attribs, rule->attributes, EINA_TRUE, EINA_TRUE, EINA_FALSE);
break;
case ATSPI_Collection_MATCH_NONE:
ret = _collection_match_attributes_helper(
obj_attribs, rule->attributes, EINA_TRUE, EINA_FALSE, EINA_TRUE);
case ATSPI_Collection_MATCH_EMPTY:
ret = _collection_match_attributes_helper(obj_attribs, rule->attributes, rule->attributematchtype);
break;
default:
DBG("invalid match type");
break;
}