Merge pull request #20 from Automattic/feature-vip-hashes-api

hashes-to-hashes database API integration

ap-file-types.php

@@ -0,0 +1,107 @@
+<?php
+
+/*
+ * Process all files in the PRs
+ * involved with the commit specified.
+ *
+ * This function will add to an array
+ * of auto-approvable files any files that
+ * fit the criteria of having certain file-endings.
+ * The allowable file-endings are specifiable
+ * via the command-line.
+ *
+ * Note that the --skip-folders argument is ignored
+ * in this function.
+ */
+
+function vipgoci_ap_file_types(
+		$options,
+		&$auto_approved_files_arr
+	) {
+
+	vipgoci_runtime_measure( VIPGOCI_RUNTIME_START, 'ap_file_types' );
+
+	vipgoci_log(
+		'Doing auto-approval scanning based on file-types',
+		array(
+			'repo_owner'	=> $options['repo-owner'],
+			'repo_name'	=> $options['repo-name'],
+			'commit_id'	=> $options['commit'],
+			'autoapprove'	=> $options['autoapprove'],
+
+			'autoapprove-filetypes' =>
+				$options['autoapprove-filetypes'],
+		)
+	);
+
+
+	$prs_implicated = vipgoci_github_prs_implicated(
+		$options['repo-owner'],
+		$options['repo-name'],
+		$options['commit'],
+		$options['token'],
+		$options['branches-ignore']
+	);
+
+
+	foreach ( $prs_implicated as $pr_item ) {
+		$pr_diff = vipgoci_github_diffs_fetch(
+			$options['repo-owner'],
+			$options['repo-name'],
+			$options['token'],
+			$pr_item->base->sha,
+			$options['commit'],
+			true
+		);
+
+
+		foreach ( $pr_diff as
+			$pr_diff_file_name => $pr_diff_contents
+		) {
+			/*
+			 * If the file is already in the array
+			 * of approved files, do not do anything.
+			 */
+			if ( isset(
+				$auto_approved_files_arr[
+					$pr_diff_file_name
+				]
+			) ) {
+				continue;
+			}
+
+			$pr_diff_file_extension = vipgoci_file_extension(
+				$pr_diff_file_name
+			);
+
+			/*
+			 * Check if the extension of the file
+			 * is in a list of auto-approvable
+			 * file extensions.
+			 */
+			if ( in_array(
+				$pr_diff_file_extension,
+				$options['autoapprove-filetypes'],
+				true
+			) ) {
+				$auto_approved_files_arr[
+					$pr_diff_file_name
+				] = 'autoapprove-filetypes';
+			}
+		}
+	}
+
+	/*
+	 * Reduce memory-usage as possible
+	 */
+	unset( $prs_implicated );
+	unset( $pr_diff );
+	unset( $pr_item );
+	unset( $pr_diff_file_extension );
+	unset( $pr_diff_file_name );
+
+	gc_collect_cycles();
+
+	vipgoci_runtime_measure( VIPGOCI_RUNTIME_STOP, 'ap_file_types' );
+}
+