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                <?php namespace Comodojo\RpcClient;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use \Exception;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * Comodojo RPC client. It's able to talk in XML and JSON (2.0).  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * It optionally supports a not standard encrypted transport  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @package     Comodojo Spare Parts  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @author      Marco Giovinazzi <[email protected]>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @license     MIT  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * LICENSE:  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * THE SOFTWARE.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                class RpcRequest { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private $method;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private $parameters = array();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private $special_types = array();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private $id = true;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private $uid;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function __construct() { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->uid = md5(uniqid(rand(), true));  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function setMethod($method) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if ( empty($method) || !is_string($method) ) throw new Exception("Invalid RPC method"); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->method = $method;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $this;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function setParameters($params) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if ( !is_array($params) ) throw new Exception("Invalid RPC parameters"); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if ( !empty($params) ) $this->parameters = $params;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $this;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                    public function setId($id = null) { | 
            
            
                                                                        
                            
            
                                    
            
            
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                        if ( is_null($id) || is_int($id) || is_bool($id) ) { | 
            
            
                                                                        
                            
            
                                    
            
            
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                            $this->id = $id;  | 
            
                            
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                        } else { | 
            
            
                                                                        
                            
            
                                    
            
            
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                            throw new Exception("Invalid RPC id"); | 
            
            
                                                                        
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        return $this;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function getMethod() { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $this->method;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function getParameters() { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $this->parameters;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function getId() { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $this->id;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function getUniqueId() { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $this->uid;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    final public function setSpecialType(&$value, $type) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $type = strtolower($type);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if ( empty($value) OR !in_array($type, array("base64", "datetime", "cdata")) ) { | 
            
                            
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                            throw new Exception("Invalid value type"); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->special_types[$value] = $type;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $this;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function getSpecialTypes() { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $this->special_types;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public static function create($method, $parameters = array(), $id = true) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $request = new RpcRequest();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        try { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $request->setMethod($method)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                ->setParameters($parameters)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                ->setId($id);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        } catch (Exception $e) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            throw $e;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $request;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    142
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    143
                 | 
                                    
                                                     | 
                
                 | 
                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    144
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
                | 
                    145
                 | 
                                    
                                                     | 
                
                 | 
                }  | 
            
            
                                                        
            
                                    
            
            
                | 
                    146
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                        
Our type inference engine has found a suspicous assignment of a value to a property. This check raises an issue when a value that can be of a mixed type is assigned to a property that is type hinted more strictly.
For example, imagine you have a variable
$accountIdthat can either hold an Id object or false (if there is no account id yet). Your code now assigns that value to theidproperty of an instance of theAccountclass. This class holds a proper account, so the id value must no longer be false.Either this assignment is in error or a type check should be added for that assignment.