Changeset 3370

Timestamp:

06/15/2016 03:53:51 AM (8 years ago)

Author:

dd32

Message:

Plugin Directory: Add a SVN method to fetch the log of a range of revisions.

See #1720

File:

• sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory/tools/class-svn.php (modified) (1 diff)

sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory/tools/class-svn.php

@@ -115 +115 @@
             return $files;
         }
+    }
+
+    /**
+     * Fetch SVN revisions for a given revision or range of revisions.
+     *
+     * @param string       $url      The URL to fetch.
+     * @param string|array $revision The revision to get information about. Default HEAD.
+     * @param array        $options  A list of options to pass to SVN. Optional.
+     *
+     * @return array {
+     *   @type array|false $errors   Whether any errors or warnings were encountered.
+     *   @type array       $log     The SVN log data struct.
+     * }
+     */
+    public static function log( $url, $revision = 'HEAD', $options = array() ) {
+        $options[] = 'non-interactive';
+        $options[] = 'verbose';
+        $options[] = 'xml';
+        $options['revision'] = is_array( $revision ) ? "{$revision[0]}:{$revision[1]}" : $revision;
+        $esc_options = self::parse_esc_parameters( $options );
+
+        $esc_url = escapeshellarg( $url );
+
+        $output = self::shell_exec( "svn log $esc_options $esc_url 2>&1" );
+
+        $errors = self::parse_svn_errors( $output );
+
+        $log = array();
+
+        // We use funky string mangling here to extract the XML as it may have been truncated by a SVN error, or suffixed by a SVN warning
+        $xml = substr( $output, $start = stripos( $output, '<?xml' ), $end = ( strripos( $output, '</log>' ) - $start + 6 ) );
+        if ( $xml && false !== $start && false !== $end ) {
+
+            $user_errors = libxml_use_internal_errors( true );
+            $simple_xml = simplexml_load_string( $xml );
+            libxml_use_internal_errors( $user_errors );
+
+            if ( ! $simple_xml ) {
+                $errors[] = "SimpleXML failed to parse input";
+            } else {
+                foreach ( $simple_xml->logentry as $entry ) {
+                    $revision = (int) $entry->attributes()['revision'];
+                    $paths = array();
+                    foreach ( $entry->paths->children() as $p ) {
+                        $paths[] = (string) $p;
+                    }
+
+                    $log[ $revision ] = array(
+                        'revision' => $revision,
+                        'author'   => (string) $entry->author,
+                        'date'     => strtotime( (string) $entry->date ),
+                        'paths'    => $paths,
+                        'message'  => (string) $entry->msg,
+                    );
+                }
+            }
+        }
+
+        return compact( 'log', 'errors' );
     }