Merge pull request #15 from make-software/add_new_rpc_methods

Added missed documentation for query_global_state rpc method

Author: RomanovSci

README.md

@@ -73,6 +73,8 @@ $latestBlockHash = $latestBlock->getHash();
 - [getEraSummaryBySwitchBlockHash](docs/API/RpcClientAPI.md#Get-era-summary-by-switch-block-hash)
 - [getEraSummaryBySwitchBlockHeight](docs/API/RpcClientAPI.md#Get-era-summary-by-switch-block-height)
 - [getDictionaryItemByURef](docs/API/RpcClientAPI.md#Get-dictionary-item)
+- [getGlobalStateByBlock](docs/API/RpcClientAPI.md#Get-global-state-by-block)
+- [getGlobalStateByStateRootHash](docs/API/RpcClientAPI.md#Get-global-state-by-state-root-hash)
 
 ### DeployService
 - [makeDeploy](docs/API/DeployServiceAPI.md#Make-deploy)

docs/API/RpcClientAPI.md

@@ -206,9 +206,9 @@ Returns an item from a Dictionary ([StoredValue](../Entity/StoredValue.md) objec
 | `$seedUref` | `string` | The dictionary's seed URef | Yes |
 
 ---
-## Get global state
+## Get global state by block
 ```php
-getGlobalState(
+getGlobalStateByBlock(
     string $blockHash,
     string $key,
     array $path
@@ -221,3 +221,20 @@ Returns an [GlobalState](../Entity/GlobalState.md) object by the given block has
 | `$blockHash` | `string` | Hex-encoded hash of the block | Yes |
 | `$key` | `string` | `casper_types::Key` as formatted string | Yes |
 | `$path` | `array` | The path components starting from the key as base | No |
+
+---
+## Get global state by state root hash
+```php
+getGlobalStateByStateRootHash(
+    string $stateRootHash,
+    string $key,
+    array $path
+): GlobalState
+```
+Returns an [GlobalState](../Entity/GlobalState.md) object by the given state root hash and key
+### Parameters
+| Name | Type | Description | Required |
+|---|------|-------------|----|
+| `$stateRootHash` | `string` | Hex-encoded hash of the state root | Yes |
+| `$key` | `string` | `casper_types::Key` as formatted string | Yes |
+| `$path` | `array` | The path components starting from the key as base | No |

docs/Entity/GlobalState.md

@@ -1,7 +1,7 @@
 # GlobalState
 
 ```php
-getBlockHeader(): BlockHeader
+getBlockHeader(): ?BlockHeader
 ```
 Returns [BlockHeader](BlockHeader.md) object