mirror of
https://github.com/friendica/friendica
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94 lines
2.5 KiB
PHP
94 lines
2.5 KiB
PHP
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<?php
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namespace DDDBL;
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/**
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*
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* create an exception with relevant information, if a query fails
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*
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**/
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class QueryException extends \Exception {
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/**
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*
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* @param $objPDO - the PDO object which caused the error when executed
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* @param $arrQueryDefinition - the complete query definition
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*
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* create an error message which contains all relevant informations
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* and print them as exception
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*
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**/
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public function __construct(\PDOStatement $objPDO, $arrQueryDefinition) {
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$strMessage = self::createErrorMessage($objPDO, $arrQueryDefinition);
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parent::__construct($strMessage);
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}
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/**
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*
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* @param $objPDO - the PDO object related with the error
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* @param $arrQueryDefinition - the complete query definition
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*
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* @return (string) the complete exception message
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*
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* build and return the exception message out of the given error info
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* and query definition
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*
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**/
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private function createErrorMessage($objPDO, $arrQueryDefinition) {
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$strMessage = self::flattenQueryErrorInfo($objPDO);
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$strMessage .= self::flattenQueryDefiniton($arrQueryDefinition);
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return $strMessage;
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}
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/**
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*
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* @param $objPDO - PDO object to get error information from
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*
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* @return (string) a flatten error info from the query object
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*
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* build and return a flatten error-info
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* from the driver specific error message
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*
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**/
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private function flattenQueryErrorInfo($objPDO) {
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$arrErrorInfo = $objPDO->errorInfo();
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$strMessage = '';
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if(!empty($arrErrorInfo) && !empty($arrErrorInfo[0]) && '00000' !== $arrErrorInfo[0])
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$strMessage = "\nError-Code: {$arrErrorInfo[0]}\nError-Message: {$arrErrorInfo[2]}\n";
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return $strMessage;
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}
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/**
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*
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* @param $arrQueryDefinition - the complete query definition
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*
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* @return (string) a text version of the query definition
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*
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* create an text, which contains all information
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* of the query definition
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*
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**/
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private function flattenQueryDefiniton($arrQueryDefinition) {
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$strMessage = "\nQuery-Definiton:\n";
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foreach($arrQueryDefinition AS $strKeyword => $strContent)
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$strMessage .= "$strKeyword: $strContent\n";
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return $strMessage . "\n";
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}
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}
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