+class difftree {
+
+ public function generate_difftree($project, $commit, $patch_link) {
+ $difftree = new ContentProvider('commit', 'difftree');
+ $tree = GitCommand::get_commit_changes($project['path'], $commit['id'], $commit['parent']);
+ $entry_count = 0;
+ if(count($commit['parent']) > 1)
+ $difftree->set('class', ' combined');
+ else
+ $difftree->set('class', '');
+ foreach($tree as $entry) {
+ $entry_count++;
+ $difftree->append('tree', $this->tree_entry($entry_count, (($entry_count % 2) ? 'dark' : 'light'), $commit, $entry, $patch_link));
+ }
+ if(count($tree) == 0)
+ $difftree->set('tree', '');
+ return $difftree;
+ }
+
+ private function tree_entry($diffid, $class, $commit, $entry, $patch_link) {
+ $tree = new ContentProvider('commit', 'tree');
+ $tree->set('class', $class);
+ $tree->set('hash', $commit['id']);
+ $tree->set('file', $entry['file']);
+
+ if(count($commit['parent']) > 1) {
+ if(preg_match('/^[0]{40}$/', $entry['to_id'])) //file doesn't exist in the result (child) commit
+ $tree->set('file', $entry['file']);
+ else
+ $tree->set('file', new ContentProvider('commit', 'tree_file_link', array('file' => $entry['file'])));
+
+ $tree->set('specials', '');
+
+ if($patch_link)
+ $tree->append('merge', new ContentProvider('commit', 'tree_merge_patch_link', array("patch_marker" => "patch".$diffid)));
+
+ $has_history = false;
+ $not_deleted = false;
+
+ for($i = 0; $i < count($commit['parent']); $i++) {
+ $status = $entry['status'][$i];
+ $merge = null;
+
+ $has_history = ($has_history || ($status != 'A'));
+ $not_deleted = ($not_deleted || ($status != 'D'));
+
+ switch($status) {
+ case 'A': //Added
+ $merge = new ContentProvider('commit', 'tree_merge_new');
+ break;
+ case 'D': //Deleted
+ $merge = new ContentProvider('commit', 'tree_merge');
+ $merge->set('class', '');
+ $blob_link = new ContentProvider('commit', 'tree_merge_blob', array('hash' => $commit['parent'][$i], 'file' => $entry['file']));
+ $merge->set('links', array($blob_link, ' | '));
+ break;
+ default:
+ $merge = new ContentProvider('commit', 'tree_merge');
+ if($entry['from_id'][$i] == $entry['to_id']) {
+ $merge->set('class', ' nochange');
+ $merge->set('links', ' | ');
+ } else {
+ $merge->set('class', '');
+ $merge->set('links', new ContentProvider('commit', 'tree_merge_diff', array('hash' => $commit['id'], 'parent' => $commit['parent'][$i], 'file' => $entry['file'], 'id' => ($i + 1))));
+ }
+ }
+ $tree->append('merge', $merge);
+ }
+
+ $tree->set('links', '');
+ if($not_deleted) {
+ $tree->append('links', new ContentProvider('commit', 'tree_merge_blob', array('hash' => $commit['id'], 'file' => $entry['file'])));
+ if($has_history)
+ $tree->append('links', ' | ');
+ }
+ if($has_history)
+ $tree->append('links', new ContentProvider('commit', 'tree_merge_history', array('hash' => $commit['id'], 'file' => $entry['file'])));
+
+ } else {
+ $tree->set('file', new ContentProvider('commit', 'tree_file_link', array('file' => $entry['file'])));
+ $tree->set('merge', '');
+
+ $from_type = Tools::get_filetype($entry['from_mode']);
+ $to_type = Tools::get_filetype($entry['to_mode']);
+
+ $from_mode = (Tools::is_regular_file($entry['from_mode']) ? Tools::get_file_permissions($entry['from_mode']) : null);
+ $to_mode = (Tools::is_regular_file($entry['to_mode']) ? Tools::get_file_permissions($entry['to_mode']) : null);
+
+ $link_placeholders = array(
+ "hash" => $commit['id'],
+ "file" => $entry['file'],
+ "parent" => (count($commit['parent']) ? $commit['parent'][0] : ""),
+ );
+ if($patch_link)
+ $tree->append('links', new ContentProvider('commit', 'tree_patch_link', array("patch_marker" => "patch".$diffid)));
+
+ switch($entry['status']) {
+ case 'A': //Added
+ $tree->set('specials', new ContentProvider('commit', (Tools::is_regular_file($entry['to_mode']) ? 'tree_new_file' : 'tree_new'), array('type' => $to_type, 'mode' => $to_mode)));
+ $tree->append('links', new ContentProvider('commit', 'tree_new_links', $link_placeholders));
+ break;
+ case 'D': //Deleted
+ $tree->set('specials', new ContentProvider('commit', 'tree_deleted', array('type' => $from_type)));
+ $tree->append('links', new ContentProvider('commit', 'tree_deleted_links', $link_placeholders));
+ break;
+ case 'M': //Modified
+ case 'T': //Type changed
+ if($entry['from_mode'] != $entry['to_mode']) {
+ $modified = new ContentProvider('commit', 'tree_changed');
+ $tree->set('specials', $modified);
+ if($from_type != $to_type)
+ $modified->append('changes', new ContentProvider('commit', 'tree_changed_type', array('from' => $from_type, 'to' => $to_type)));
+ if($from_mode != $to_mode && $to_mode) {
+ if($from_mode)
+ $modified->append('changes', new ContentProvider('commit', 'tree_changed_mode', array('from' => $from_mode, 'to' => $to_mode)));
+ else
+ $modified->append('changes', new ContentProvider('commit', 'tree_changed_mode_to', array('to' => $to_mode)));
+ }
+ } else
+ $tree->set('specials', '');
+ if($entry['from_id'] != $entry['to_id'])
+ $tree->append('links', new ContentProvider('commit', 'tree_changed_links_diff', $link_placeholders));
+ $tree->append('links', new ContentProvider('commit', 'tree_changed_links', $link_placeholders));
+ break;
+ case 'R': //Renamed
+ case 'C': //Copied
+ $actions = array('R' => 'tree_moved', 'C' => 'tree_copied');
+ $move = new ContentProvider('commit', $actions[$entry['status']]);
+ $tree->set('specials', $move);
+ $tree->set('file', $entry['to_file']);
+ $move->set('file', $entry['from_file']);
+ $move->set('hash', $commit['parent'][0]);
+ $move->set('similarity', $entry['similarity']);
+ if($from_mode != $to_mode)
+ $move->set('mode', new ContentProvider('commit', 'tree_moved_mode', array('mode' => $to_mode)));
+ else
+ $move->set('mode', '');
+ if($entry['from_id'] != $entry['to_id'])
+ $tree->append('links', new ContentProvider('commit', 'tree_moved_links_diff', $link_placeholders));
+ $tree->append('links', new ContentProvider('commit', 'tree_moved_links', $link_placeholders));
+ break;
+ default:
+
+ }
+
+ }
+ return $tree;
+ }
+
+}
+