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<?php |
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namespace PeterColes\Betfair\Http; |
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use Exception; |
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use GuzzleHttp\Client; |
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use GuzzleHttp\Psr7\Response; |
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use PeterColes\Betfair\Api\Auth; |
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use stdClass; |
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class Client |
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{ |
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protected $guzzleClient; |
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protected $method = 'get'; |
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protected $uri = ''; |
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protected $options = [ ]; |
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/** |
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* instantiate Guzzle client (unless one is injected). |
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* |
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* @param GuzzleClient $client |
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* @return void |
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*/ |
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public function __construct($client = null) |
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{ |
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$this->guzzleClient = $client ?: new Client; |
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$this->options[ 'headers' ] = [ 'Accept' => 'application/json' ]; |
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} |
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/** |
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* Setter for request method. |
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* |
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* @param string $method |
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* @return Client |
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*/ |
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public function setMethod(string $method) |
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{ |
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$this->method = $method; |
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return $this; |
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} |
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/** |
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* Setter for request end point URI. |
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* |
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* @param string $endPoint |
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* @return Client |
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*/ |
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public function setEndPoint(string $endPoint) |
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{ |
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$this->uri = $endPoint; |
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return $this; |
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} |
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/** |
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* Setter for request headers. |
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* |
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* @param array $header |
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* @return Client |
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*/ |
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public function addHeader(array $header) |
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{ |
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$this->options[ 'headers' ] += $header; |
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return $this; |
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} |
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/** |
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* Setter for authentication headers. |
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* |
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* @param array $headers |
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* @return Client |
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*/ |
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public function authHeaders(array $headers = [ ]) |
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{ |
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if (count($headers) == 0) { |
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$headers = [ 'X-Application' => Auth::$appKey, 'X-Authentication' => Auth::$sessionToken ]; |
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} |
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$this->options[ 'headers' ] = array_merge($this->options[ 'headers' ], $headers); |
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return $this; |
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} |
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/** |
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* Setter for request form data. |
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* |
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* @param array $formData |
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* @return Client |
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*/ |
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public function setFormData(array $formData) |
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{ |
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$this->options[ 'form_params' ] = $formData; |
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return $this; |
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} |
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/** |
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* Setter for request filter(s). mandatory, but can be empty |
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* |
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* @param array $filter |
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* @return Client |
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*/ |
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public function setFilter($filter = null) |
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{ |
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$this->options[ 'json' ][ 'filter' ] = $filter ?: new stdClass; |
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return $this; |
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} |
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/** |
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* Setter for marketId(s). |
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* This param is sometime mandatory, but othertimes breaks the API if an empty value is provided |
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* |
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* @param array $marketIds |
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* @param boolean $mandatory |
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* @return Client |
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*/ |
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public function setMarketIds($marketIds = null, $mandatory = false) |
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{ |
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if ($marketIds || $mandatory) { |
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$this->options[ 'json' ][ 'marketIds' ] = $marketIds ?: new stdClass; |
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} |
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return $this; |
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} |
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/** |
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* Setter for optional betId(s). |
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* |
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* @param array $betIds |
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* @return Client |
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*/ |
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public function setBetIds($betIds = null) |
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{ |
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if ($betIds) { |
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$this->options[ 'json' ][ 'betIds' ] = $betIds ?: new stdClass; |
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} |
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return $this; |
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} |
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/** |
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* Setter for optional market projection, i.e. what market-related data should be returned. |
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* |
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* @param string $name |
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* @param array $marketProjection |
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* @return Client |
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*/ |
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public function setProjection($name, $projection = null) |
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{ |
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if ($projection) { |
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$this->options[ 'json' ][ $name ] = $projection; |
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} |
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return $this; |
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} |
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/** |
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* Setter for optional request sort. |
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* |
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* @param string $sort |
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* @return Client |
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*/ |
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public function setSort($sort) |
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{ |
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if ($sort) { |
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$this->options[ 'json' ][ 'sort' ] = $sort; |
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} |
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return $this; |
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} |
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/** |
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* Setter for mandatory request max results limiter. |
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* |
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* @param integer $maxResults |
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* @return Client |
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*/ |
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public function setMaxresults($maxResults = 100) |
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{ |
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if ($maxResults) { |
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$this->options[ 'json' ][ 'maxResults' ] = $maxResults; |
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} |
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return $this; |
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} |
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/** |
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* Setter for optional request locale. |
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* |
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* @param string $locale |
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* @return Client |
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*/ |
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public function setLocale($locale) |
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{ |
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if ($locale) { |
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$this->options[ 'json' ][ 'locale' ] = $locale; |
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} |
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return $this; |
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} |
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/** |
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* Setter for mandatory time granularity. |
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* |
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* @param string $granularity |
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* @return Client |
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*/ |
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public function setTimeGranularity($granularity) |
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{ |
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$this->options[ 'json' ][ 'granularity' ] = $granularity; |
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return $this; |
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} |
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/** |
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* Setter for optional currency code. |
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* |
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* @param string $currencyCode |
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* @return Client |
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*/ |
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public function setCurrencyCode($currencyCode) |
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{ |
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if ($currencyCode) { |
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$this->options[ 'json' ][ 'currencyCode' ] = $currencyCode; |
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} |
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return $this; |
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} |
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/** |
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* Setter for optional flag. |
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* |
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* @param string $name |
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* @param boolean $flag |
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* @return Client |
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*/ |
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public function setFlag($name, $flag) |
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{ |
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if ($flag) { |
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$this->options[ 'json' ][ $name ] = true; |
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} |
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return $this; |
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} |
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/** |
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* Setter for date range. |
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* |
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* @param string $name |
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* @param array $range |
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* @return Client |
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*/ |
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public function setDateRange($name, $range) |
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{ |
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if ($range) { |
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$this->options[ 'json' ][ $name ] = $range; |
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} |
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return $this; |
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} |
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/** |
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* Setter for sort order. |
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* |
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* @param string $by |
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* @param string $direction |
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* @return Client |
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*/ |
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public function setOrder($by, $direction = null) |
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{ |
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if ($by) { |
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$this->options[ 'json' ][ 'orderBy' ] = $by; |
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if ($direction) { |
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$this->options[ 'json' ][ 'sortDir' ] = $direction; |
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} |
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} |
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return $this; |
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} |
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/** |
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* Setter for record range. |
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* |
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* @param string $from |
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* @param string $count |
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* @return Client |
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*/ |
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public function setRecordRange($from = null, $count = null) |
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{ |
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if ($from) { |
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$this->options[ 'json' ][ 'fromRecord' ] = $from; |
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} |
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if ($count) { |
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$this->options[ 'json' ][ 'recordCount' ] = $count; |
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} |
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return $this; |
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} |
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/** |
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* Setter for optional wallet. |
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* |
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* @param string $wallet |
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* @return Client |
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*/ |
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public function setwallet($wallet) |
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{ |
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if ($wallet) { |
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$this->options[ 'json' ][ 'wallet' ] = $wallet; |
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} |
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return $this; |
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} |
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/** |
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* Dispatch the request and provide hooks for error handling for the response. |
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* |
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* @return object stdClass |
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*/ |
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public function send() |
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{ |
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$response = $this->guzzleClient->request($this->method, $this->uri, $this->options); |
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$status = $this->getStatus($response); |
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$body = $this->getBody($response); |
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if (is_object($body) && isset($body->status) && $body->status != 'SUCCESS') { |
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$this->handleApiException($body->error); |
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} |
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return $body; |
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} |
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/** |
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* Get status code from http response. |
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* |
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* @param Response $response |
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* @return integer |
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*/ |
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protected function getStatus(Response $response) |
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{ |
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return (int) $response->getStatusCode(); |
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} |
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/** |
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* Get http response body, cast to json and decode. |
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* |
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* @param Response $response |
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* @return array |
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*/ |
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protected function getBody(Response $response) |
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{ |
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return json_decode((string) $response->getBody()); |
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} |
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/** |
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* Stub for API exception handling. |
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* |
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* @param String $exception |
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* @return void |
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*/ |
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protected function handleApiException($exception) { |
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throw new Exception('API request failure. API Exception Message: '.$exception); |
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} |
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} |
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Let’s assume that you have a directory layout like this:
and let’s assume the following content of
Bar.php
:If both files
OtherDir/Foo.php
andSomeDir/Foo.php
are loaded in the same runtime, you will see a PHP error such as the following:PHP Fatal error: Cannot use SomeDir\Foo as Foo because the name is already in use in OtherDir/Foo.php
However, as
OtherDir/Foo.php
does not necessarily have to be loaded and the error is only triggered if it is loaded beforeOtherDir/Bar.php
, this problem might go unnoticed for a while. In order to prevent this error from surfacing, you must import the namespace with a different alias: