Added ability to specify x-request-id header

src/Client/License.php

@@ -104,6 +104,9 @@ public function getContentInfo(LicenseRequest $request, string $access_token, Ht
         $end_point = $this->_config->getEndPoints()['license_info'];
         $request_url = $end_point . '?' . http_build_query($request);
         $headers = APIUtils::generateCommonAPIHeaders($this->_config, $access_token);
+        if (!empty($request->getRequestId())) {
+            $headers['headers']['x-request-id'] = $request->getRequestId();
+        }
         $raw_response = $http_client->doGet($request_url, $headers);
         $license_response = new LicenseResponse(json_decode($raw_response, true));
         return $license_response;
@@ -127,7 +130,10 @@ public function getContentLicense(LicenseRequest $request, string $access_token,
         $end_point = $this->_config->getEndPoints()['license'];
         $request_url = $end_point . '?' . http_build_query($request);
         $headers = APIUtils::generateCommonAPIHeaders($this->_config, $access_token);
-
+        if (!empty($request->getRequestId())) {
+            $headers['headers']['x-request-id'] = $request->getRequestId();
+        }
+
         if ($request->getLicenseReference() != null) {
             $raw_response = $http_client->doPost($request_url, $headers, $request->getLicenseReference());
         } else {
@@ -157,6 +163,9 @@ public function getMemberProfile(LicenseRequest $request, string $access_token,
         $end_point = $this->_config->getEndPoints()['user_profile'];
         $request_url = $end_point . '?' . http_build_query($request);
         $headers = APIUtils::generateCommonAPIHeaders($this->_config, $access_token);
+        if (!empty($request->getRequestId())) {
+            $headers['headers']['x-request-id'] = $request->getRequestId();
+        }
         $raw_response = $http_client->doGet($request_url, $headers);
         $license_response = new LicenseResponse(json_decode($raw_response, true));
         return $license_response;
@@ -177,6 +186,9 @@ public function abandonLicense(LicenseRequest $request, string $access_token, Ht
         $end_point = $this->_config->getEndPoints()['abandon'];
         $request_url = $end_point . '?' . http_build_query($request);
         $headers = APIUtils::generateCommonAPIHeaders($this->_config, $access_token);
+        if (!empty($request->getRequestId())) {
+            $headers['headers']['x-request-id'] = $request->getRequestId();
+        }
         $response = $http_client->doGet($request_url, $headers);
         $code = (int) $response->getContents();
 
@@ -241,6 +253,9 @@ public function downloadAssetRequest(LicenseRequest $request, string $access_tok
 
         $url = $purchase_details->getUrl();
         $headers = APIUtils::generateCommonAPIHeaders($this->_config, $access_token);
+        if (!empty($request->getRequestId())) {
+            $headers['headers']['x-request-id'] = $request->getRequestId();
+        }
         $headers['allow_redirects'] = false;
         $client_handler = $http_client->getHandlerStack();
         //adds middleware in the client which controls the redirection behaviour.

src/Client/LicenseHistory.php

@@ -140,6 +140,9 @@ private function _doOnError()
     private function _getFiles(LicenseHistoryRequest $license_file_request, string $access_token = null) : LicenseHistoryResponse
     {
         $headers = APIUtils::generateCommonAPIHeaders($this->_config, $access_token);
+        if (!empty($license_file_request->getRequestId())) {
+            $headers['headers']['x-request-id'] = $license_file_request->getRequestId();
+        }
         $end_point = $this->_config->getEndPoints()['license_history'];
         $request_url = $end_point . '?' . http_build_query($license_file_request);
         $offset_value = $this->_offset;

src/Client/SearchCategory.php

@@ -52,6 +52,9 @@ public function getCategory(SearchCategoryRequest $request, string $access_token
         $end_point = $this->_config->getEndPoints()['category'];
         $request_url = $end_point . '?' . http_build_query($request);
         $headers = APIUtils::generateCommonAPIHeaders($this->_config, $access_token);
+        if (!empty($request->getRequestId())) {
+            $headers['headers']['x-request-id'] = $request->getRequestId();
+        }
         $raw_response = $http_client->doGet($request_url, $headers);
         $search_category_response = new SearchCategoryResponse(json_decode($raw_response, true));
         return $search_category_response;
@@ -75,6 +78,9 @@ public function getCategoryTree(SearchCategoryRequest $request, string $access_t
         $end_point = $this->_config->getEndPoints()['category_tree'];
         $request_url = $end_point . '?' . http_build_query($request);
         $headers = APIUtils::generateCommonAPIHeaders($this->_config, $access_token);
+        if (!empty($request->getRequestId())) {
+            $headers['headers']['x-request-id'] = $request->getRequestId();
+        }
         $raw_response = $http_client->doGet($request_url, $headers);
         return $this->_createSearchCategoryResponseArray(json_decode($raw_response, true));
     }

src/Client/SearchFiles.php

@@ -82,7 +82,7 @@ class SearchFiles
 
     /**
      * Custom http client object
-     * @var HttpInterface
+     * @var HttpClientInterface
      */
     private $_http_client;
 
@@ -134,6 +134,9 @@ public function getFiles(SearchFilesRequest $search_file_request, string $access
     {
         $this->_http_method = $this->_getHttpMethod($search_file_request);
         $headers = APIUtils::generateCommonAPIHeaders($this->_config, $access_token);
+        if (!empty($search_file_request->getRequestId())) {
+            $headers['headers']['x-request-id'] = $search_file_request->getRequestId();
+        }
         $end_point = $this->_config->getEndPoints()['search'];
         $request_url = $end_point . '?' . http_build_query($search_file_request);
 
@@ -180,7 +183,7 @@ private function _doOnSuccess(SearchFilesResponse $response)
     {
         $this->_current_response = $response;
         $this->_api_in_progress = false;
-        
+
         if ($this->_initial_invalid_state) {
             $this->_initial_invalid_state = false;
         }

src/Request/AbstractRequest.php

@@ -0,0 +1,81 @@
+<?php
+/**
+ * Copyright 2017 Adobe Systems Incorporated. All rights reserved.
+ * This file is licensed to you under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License. You may obtain a copy
+ * of the License at http://www.apache.org/licenses/LICENSE-2.0
+ */
+
+namespace AdobeStock\Api\Request;
+
+use AdobeStock\Api\Exception\StockApi as StockApiException;
+
+/**
+ * Class AbstractRequest
+ */
+class AbstractRequest
+{
+    /**
+     * Language location code
+     *
+     * @var string
+     */
+    public $locale;
+
+    /**
+     * x-request-id header
+     *
+     * @var string
+     */
+    private $requestId;
+
+    /**
+     * Getter for Locale.
+     *
+     * @return string Language location code.
+     */
+    public function getLocale(): ?string
+    {
+        return $this->locale;
+    }
+
+    /**
+     * Setter for Locale.
+     *
+     * @param string $locale Language location code.
+     * @return AbstractRequest
+     * @throws StockApiException if locale is empty.
+     */
+    public function setLocale(string $locale) : AbstractRequest
+    {
+        if (!empty($locale)) {
+            $this->locale = $locale;
+        } else {
+            throw StockApiException::withMessage('Locale cannot be empty string');
+        }
+
+        return $this;
+    }
+
+    /**
+     * Set x-request-id header
+     *
+     * @param string $requestId
+     * @return AbstractRequest
+     */
+    public function setRequestId(string $requestId): AbstractRequest
+    {
+        $this->requestId = $requestId;
+        return $this;
+    }
+
+    /**
+     * Get x-request-id header
+     *
+     * @return string|null
+     */
+    public function getRequestId(): ?string
+    {
+        return $this->requestId;
+    }
+}

src/Request/License.php

@@ -13,14 +13,8 @@
 use \AdobeStock\Api\Models\LicenseReference;
 use \AdobeStock\Api\Core\Constants as CoreConstants;
 
-class License
+class License extends AbstractRequest
 {
-    /**
-     * Language location code
-     * @var string
-     */
-    public $locale;
-
     /**
      * Asset's unique identifer
      * @var int
@@ -53,32 +47,6 @@ class License
      */
     public $license_reference;
 
-    /**
-     * Getter for Locale.
-     * @return string Language location code.
-     */
-    public function getLocale(): string
-    {
-        return $this->locale;
-    }
-
-    /**
-     * Setter for Locale.
-     * @param string $locale Language location code.
-     * @return License
-     * @throws StockApiException if locale is empty.
-     */
-    public function setLocale(string $locale): License
-    {
-        if (!empty($locale)) {
-            $this->locale = $locale;
-        } else {
-            throw StockApiException::withMessage('Locale cannot be empty string');
-        }
-
-        return $this;
-    }
-
     /**
      * Getter for ContentId.
      * @return int|null Asset identifier for an existing asset.

src/Request/LicenseHistory.php

@@ -11,13 +11,8 @@
 use \AdobeStock\Api\Exception\StockApi as StockApiException;
 use \AdobeStock\Api\Models\SearchParamLicenseHistory as SearchParamLicenseHistoryModel;
 
-class LicenseHistory
+class LicenseHistory extends AbstractRequest
 {
-    /**
-     * @var string Language location code
-     */
-    public $locale;
-
     /**
      * @var SearchParamLicenseHistoryModel search params.
      */
@@ -27,32 +22,7 @@ class LicenseHistory
      * @var array result column constants
      */
     public $result_columns;
-
-    /**
-     * Getter for Locale.
-     * @return string|null Language location code.
-     */
-    public function getLocale() : ?string
-    {
-        return $this->locale;
-    }
-
-    /**
-     * Setter for Locale.
-     * @param string $locale Language location code.
-     * @throws StockApiException if locale is null
-     * @return LicenseHistory
-     */
-    public function setLocale(string $locale = null) : LicenseHistory
-    {
-        if ($locale === null) {
-            throw StockApiException::withMessage('Locale cannot be null');
-        }
-
-        $this->locale = $locale;
-        return $this;
-    }
-
+
     /**
      * Get SearchParameters array that consists of various search params
      * @return SearchParamLicenseHistoryModel|null

src/Request/SearchCategory.php

@@ -10,46 +10,14 @@
 
 use \AdobeStock\Api\Exception\StockApi as StockApiException;
 
-class SearchCategory
+class SearchCategory extends AbstractRequest
 {
-    /**
-     * Language location code
-     * @var string
-     */
-    public $locale;
-
     /**
      * Unique identifier for an existing category.
      * @var integer
      */
     public $category_id;
 
-    /**
-     * Getter for Locale.
-     * @return string Language location code.
-     */
-    public function getLocale()
-    {
-        return $this->locale;
-    }
-
-    /**
-     * Setter for Locale.
-     * @param string $locale Language location code.
-     * @return SearchCategory
-     * @throws StockApiException if locale is empty.
-     */
-    public function setLocale(string $locale) : SearchCategory
-    {
-        if (!empty($locale)) {
-            $this->locale = $locale;
-        } else {
-            throw StockApiException::withMessage('Locale cannot be empty string');
-        }
-
-        return $this;
-    }
-
     /**
      * Getter for CategoryId.
      * @return int|null Unique identifier for an existing category.

src/Request/SearchFiles.php

@@ -12,13 +12,8 @@
 use \AdobeStock\Api\Core\Constants as Constants;
 use \AdobeStock\Api\Models\SearchParameters as SearchParametersModel;
 
-class SearchFiles
+class SearchFiles extends AbstractRequest
 {
-    /**
-     * @var string Language location code
-     */
-    public $locale;
-
     /**
      * @var SearchParametersModel search params.
      */
@@ -33,31 +28,7 @@ class SearchFiles
      * @var string Similar Image Path
      */
     public $similar_image;
-
-    /**
-     * Getter for Locale.
-     * @return string|null Language location code.
-     */
-    public function getLocale() : ?string
-    {
-        return $this->locale;
-    }
-
-    /**
-     * Setter for Locale.
-     * @param string $locale Language location code.
-     * @return SearchFiles
-     */
-    public function setLocale(string $locale = null) : SearchFiles
-    {
-        if ($locale == null) {
-            throw StockApiException::withMessage('Locale cannot be null');
-        }
-
-        $this->locale = $locale;
-        return $this;
-    }
-
+
     /**
      * Get SearchParameters array that consists of various search params
      * @return SearchParametersModel|null