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path: root/Zotlabs/Module/Import_items.php
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<?php
namespace Zotlabs\Module;

require_once('include/import.php');


class Import_items extends \Zotlabs\Web\Controller {

	function post() {
	
		if(! local_channel())
			return;
	
		$data     = null;
	
		$src      = $_FILES['filename']['tmp_name'];
		$filename = basename($_FILES['filename']['name']);
		$filesize = intval($_FILES['filename']['size']);
		$filetype = $_FILES['filename']['type'];
	
		if($src) {
			// This is OS specific and could also fail if your tmpdir isn't very large
			// mostly used for Diaspora which exports gzipped files.
	
			if(strpos($filename,'.gz')){
				@rename($src,$src . '.gz');
				@system('gunzip ' . escapeshellarg($src . '.gz'));
			}
	
			if($filesize) {
				$data = @file_get_contents($src);
			}
			unlink($src);
		}
	
		if(! $src) {
	
			$old_address = ((x($_REQUEST,'old_address')) ? $_REQUEST['old_address'] : '');
	
			if(! $old_address) {
				logger('mod_import: nothing to import.');
				notice( t('Nothing to import.') . EOL);
				return;
			}
	
			$email    = ((x($_REQUEST,'email'))    ? $_REQUEST['email']    : '');
			$password = ((x($_REQUEST,'password')) ? $_REQUEST['password'] : '');
	
			$year = ((x($_REQUEST,'year'))    ? $_REQUEST['year']    : '');
	
			$channelname = substr($old_address,0,strpos($old_address,'@'));
			$servername  = substr($old_address,strpos($old_address,'@')+1);
	
			$scheme = 'https://';
			$api_path = '/api/red/channel/export/items?f=&channel=' . $channelname . '&year=' . intval($year);
			$binary = false;
			$redirects = 0;
			$opts = array('http_auth' => $email . ':' . $password);
			$url = $scheme . $servername . $api_path;
			$ret = z_fetch_url($url, $binary, $redirects, $opts);
			if(! $ret['success'])
				$ret = z_fetch_url('http://' . $servername . $api_path, $binary, $redirects, $opts);
			if($ret['success'])
				$data = $ret['body'];
			else
				notice( t('Unable to download data from old server') . EOL);
	
		}
	
		if(! $data) {
			logger('mod_import: empty file.');
			notice( t('Imported file is empty.') . EOL);
			return;
		}
	
		$data = json_decode($data,true);
	
	//	logger('import: data: ' . print_r($data,true));
	//	print_r($data);
	
	
		if(array_key_exists('compatibility',$data) && array_key_exists('database',$data['compatibility'])) {
			$v1 = substr($data['compatibility']['database'],-4);
			$v2 = substr(DB_UPDATE_VERSION,-4);
			if($v2 > $v1) {
				$t = sprintf( t('Warning: Database versions differ by %1$d updates.'), $v2 - $v1 ); 
				notice($t);
			}
		}
	
		$channel = \App::get_channel();
	
	
		if(array_key_exists('item',$data) && $data['item']) {
			import_items($channel,$data['item'],false,((array_key_exists('relocate',$data)) ? $data['relocate'] : null));
		}
	
		if(array_key_exists('item_id',$data) && $data['item_id']) {
			import_item_ids($channel,$data['item_id']);
		}
	
		info( t('Import completed') . EOL);
		return;
	}
	
	
	
	
	function get() {
	
		if(! local_channel()) {
			notice( t('Permission denied') . EOL);
			return login();
		}
	
		$o = replace_macros(get_markup_template('item_import.tpl'),array(
			'$title' => t('Import Items'),
			'$desc' => t('Use this form to import existing posts and content from an export file.'),
			'$label_filename' => t('File to Upload'),
			'$submit' => t('Submit')
		));
	
		return $o;
	
	}
	
	
	
}