<?php
/**
 * Json report for PHP_CodeSniffer.
 *
 * PHP version 5
 *
 * @category  PHP
 * @package   PHP_CodeSniffer
 * @author    Jeffrey Fisher <jeffslofish@gmail.com>
 * @author    Greg Sherwood <gsherwood@squiz.net>
 * @copyright 2006-2014 Squiz Pty Ltd (ABN 77 084 670 600)
 * @license   https://github.com/squizlabs/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
 * @link      http://pear.php.net/package/PHP_CodeSniffer
 */

/**
 * Json report for PHP_CodeSniffer.
 *
 * PHP version 5
 *
 * @category  PHP
 * @package   PHP_CodeSniffer
 * @author    Jeffrey Fisher <jeffslofish@gmail.com>
 * @author    Greg Sherwood <gsherwood@squiz.net>
 * @copyright 2006-2014 Squiz Pty Ltd (ABN 77 084 670 600)
 * @license   https://github.com/squizlabs/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
 * @version   Release: @package_version@
 * @link      http://pear.php.net/package/PHP_CodeSniffer
 */
class PHP_CodeSniffer_Reports_Json implements PHP_CodeSniffer_Report
{


    /**
     * Generate a partial report for a single processed file.
     *
     * Function should return TRUE if it printed or stored data about the file
     * and FALSE if it ignored the file. Returning TRUE indicates that the file and
     * its data should be counted in the grand totals.
     *
     * @param array                $report      Prepared report data.
     * @param PHP_CodeSniffer_File $phpcsFile   The file being reported on.
     * @param boolean              $showSources Show sources?
     * @param int                  $width       Maximum allowed line width.
     *
     * @return boolean
     */
    public function generateFileReport(
        $report,
        PHP_CodeSniffer_File $phpcsFile,
        $showSources=false,
        $width=80
    ) {
        $filename = str_replace('\\', '\\\\', $report['filename']);
        $filename = str_replace('"', '\"', $filename);
        $filename = str_replace('/', '\/', $filename);
        echo '"'.$filename.'":{';
        echo '"errors":'.$report['errors'].',"warnings":'.$report['warnings'].',"messages":[';

        $messages = '';
        foreach ($report['messages'] as $line => $lineErrors) {
            foreach ($lineErrors as $column => $colErrors) {
                foreach ($colErrors as $error) {
                    $error['message'] = str_replace('\\', '\\\\', $error['message']);
                    $error['message'] = str_replace('"', '\"', $error['message']);
                    $error['message'] = str_replace('/', '\/', $error['message']);
                    $error['message'] = str_replace("\n", '\n', $error['message']);
                    $error['message'] = str_replace("\r", '\r', $error['message']);
                    $error['message'] = str_replace("\t", '\t', $error['message']);

                    $fixable = 'false';
                    if ($error['fixable'] === true) {
                        $fixable = 'true';
                    }

                    $messages .= '{"message":"'.$error['message'].'",';
                    $messages .= '"source":"'.$error['source'].'",';
                    $messages .= '"severity":'.$error['severity'].',';
                    $messages .= '"type":"'.$error['type'].'",';
                    $messages .= '"line":'.$line.',';
                    $messages .= '"column":'.$column.',';
                    $messages .= '"fixable":'.$fixable;
                    $messages .= '},';
                }//end foreach
            }//end foreach
        }//end foreach

        echo rtrim($messages, ',');
        echo ']},';

        return true;

    }//end generateFileReport()


    /**
     * Generates a JSON report.
     *
     * @param string  $cachedData    Any partial report data that was returned from
     *                               generateFileReport during the run.
     * @param int     $totalFiles    Total number of files processed during the run.
     * @param int     $totalErrors   Total number of errors found during the run.
     * @param int     $totalWarnings Total number of warnings found during the run.
     * @param int     $totalFixable  Total number of problems that can be fixed.
     * @param boolean $showSources   Show sources?
     * @param int     $width         Maximum allowed line width.
     * @param boolean $toScreen      Is the report being printed to screen?
     *
     * @return void
     */
    public function generate(
        $cachedData,
        $totalFiles,
        $totalErrors,
        $totalWarnings,
        $totalFixable,
        $showSources=false,
        $width=80,
        $toScreen=true
    ) {
        echo '{"totals":{"errors":'.$totalErrors.',"warnings":'.$totalWarnings.',"fixable":'.$totalFixable.'},"files":{';
        echo rtrim($cachedData, ',');
        echo "}}";

    }//end generate()


}//end class