Add GitLab Code Climate report

src/Reports/GitlabCodeclimate.php

@@ -0,0 +1,114 @@
+<?php
+/**
+ * GitLab Code Climate report for PHP_CodeSniffer.
+ *
+ * @author    Greg Sherwood <gsherwood@squiz.net>
+ * @copyright 2006-2015 Squiz Pty Ltd (ABN 77 084 670 600)
+ * @license   https://github.com/squizlabs/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
+ */
+
+namespace PHP_CodeSniffer\Reports;
+
+use PHP_CodeSniffer\Files\File;
+
+class GitlabCodeclimate implements Report
+{
+
+    /**
+     * A numeric to string map of severity keywords.
+     *
+     * @var string[]
+     */
+    private static $severityMap = [
+        1 => 'info',
+        2 => 'minor',
+        3 => 'major',
+        4 => 'critical',
+        5 => 'blocker',
+    ];
+
+
+    /**
+     * 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 bool                  $showSources Show sources?
+     * @param int                   $width       Maximum allowed line width.
+     *
+     * @return bool
+     */
+    public function generateFileReport($report, File $phpcsFile, $showSources=false, $width=80)
+    {
+        if ((int) $report['errors'] === 0 && (int) $report['warnings'] === 0) {
+            return false;
+        }
+
+        $messages = '';
+        foreach ($report['messages'] as $line => $lineErrors) {
+            foreach ($lineErrors as $column => $colErrors) {
+                foreach ($colErrors as $error) {
+                    $messageObject = [
+                        'categories'  => ['Bug Risk'],
+                        'check_name'  => $error['source'],
+                        'description' => $error['message'],
+                        'fingerprint' => sha1("{$report['filename']}:{$line}:{$column}:{$error['message']}"),
+                        'location'    => [
+                            'path'  => $report['filename'],
+                            'lines' => ['begin' => $line],
+                        ],
+                        'severity'    => self::$severityMap[(int) $error['severity']],
+                        'type'        => 'issue',
+                    ];
+
+                    $messages .= json_encode($messageObject).',';
+                }
+            }//end foreach
+        }//end foreach
+
+        echo $messages;
+
+        return true;
+
+    }//end generateFileReport()
+
+
+    /**
+     * Generates a GitLab Code Climate 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 bool   $showSources   Show sources?
+     * @param int    $width         Maximum allowed line width.
+     * @param bool   $interactive   Are we running in interactive mode?
+     * @param bool   $toScreen      Is the report being printed to screen?
+     *
+     * @return void
+     */
+    public function generate(
+        $cachedData,
+        $totalFiles,
+        $totalErrors,
+        $totalWarnings,
+        $totalFixable,
+        $showSources=false,
+        $width=80,
+        $interactive=false,
+        $toScreen=true
+    ) {
+        echo '[';
+        echo rtrim($cachedData, ',');
+        echo ']'.PHP_EOL;
+
+    }//end generate()
+
+
+}//end class