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[Crash] Fix crash in CheckTradeskillLoreConflict (#3009)

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Aeadoin 2023-02-27 20:24:05 -05:00 committed by GitHub
parent 3296287d70
commit 93c79817cd
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1 changed files with 11 additions and 8 deletions
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19
zone/tradeskills.cpp
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@ -1888,15 +1888,18 @@ bool Client::CheckTradeskillLoreConflict(int32 recipe_id)
if (fi_is_valid) {
auto tre_update_item_inst = database.GetItem(tre_update_item.item_id);
bool ei_is_valid = tre_update_item_inst && tre_update_item_inst->LoreGroup != 0;
bool unique_lore_group_match = tre_inst->LoreGroup > 0 && tre_inst->LoreGroup == tre_update_item_inst->LoreGroup;
bool component_count_is_valid = tre_update_item.componentcount == 0 && tre.componentcount > 0;
// If the recipe item is a component, and matches a unique lore group (> 0) or the item_id matches another entry in the recipe
// zero out the item_id, this will prevent us from doing a lore check inadvertently where
// the item is a component, and returned on success, fail, salvage.
// or uses an item that is part of a unique loregroup that returns an item of the same unique loregroup
if (ei_is_valid && (tre_update_item.item_id == tre.item_id || unique_lore_group_match) && component_count_is_valid) {
tre_update_item.item_id = 0;
if (ei_is_valid) {
bool unique_lore_group_match = tre_inst->LoreGroup > 0 && tre_inst->LoreGroup == tre_update_item_inst->LoreGroup;
bool component_count_is_valid = tre_update_item.componentcount == 0 && tre.componentcount > 0;
// If the recipe item is a component, and matches a unique lore group (> 0) or the item_id matches another entry in the recipe
// zero out the item_id, this will prevent us from doing a lore check inadvertently where
// the item is a component, and returned on success, fail, salvage.
// or uses an item that is part of a unique loregroup that returns an item of the same unique loregroup
if (ei_is_valid && (tre_update_item.item_id == tre.item_id || unique_lore_group_match) && component_count_is_valid) {
tre_update_item.item_id = 0;
}
}
}
}