<?php
namespace Zotlabs\Module;

use Zotlabs\Lib\Libsync;

require_once('include/attach.php');
require_once('include/photos.php');

class Wall_attach extends \Zotlabs\Web\Controller {

	function init() {
		logger('request_method: ' . $_SERVER['REQUEST_METHOD'],LOGGER_DATA,LOG_INFO);
		logger('wall_attach: ' . print_r($_REQUEST,true),LOGGER_DEBUG,LOG_INFO);
		logger('wall_attach files: ' . print_r($_FILES,true),LOGGER_DEBUG,LOG_INFO);
		// for testing without actually storing anything
		//		http_status_exit(200,'OK');
	}


	function post() {

		$using_api = false;

		$result = [];

		if($_REQUEST['api_source'] && array_key_exists('media',$_FILES)) {
			$using_api = true;
		}

		if($using_api) {
			require_once('include/api.php');
			if(api_user())
				$channel = channelx_by_n(api_user());
		}
		else {
			if(argc() > 1)
				$channel = channelx_by_nick(argv(1));
		}

		if(! $channel)
			killme();

		$matches = [];
		$partial = false;

		if(array_key_exists('HTTP_CONTENT_RANGE',$_SERVER)) {
			$pm = preg_match('/bytes (\d*)\-(\d*)\/(\d*)/',$_SERVER['HTTP_CONTENT_RANGE'],$matches);
			if($pm) {
				// logger('Content-Range: ' . print_r($matches,true));
				$partial = true;
			}
		}

		if($partial) {
			$x = save_chunk($channel,$matches[1],$matches[2],$matches[3]);
			if($x['partial']) {
				header('Range: bytes=0-' . (($x['length']) ? $x['length'] - 1 : 0));
				json_return_and_die($result);
			}
			else {
				header('Range: bytes=0-' . (($x['size']) ? $x['size'] - 1 : 0));

				$_FILES['userfile'] = [
					'name'     => $x['name'],
					'type'     => $x['type'],
					'tmp_name' => $x['tmp_name'],
					'error'    => $x['error'],
					'size'     => $x['size']
				];
			}
		}
		else {
			if(! array_key_exists('userfile',$_FILES)) {
				$_FILES['userfile'] = [
					'name'     => $_FILES['files']['name'],
					'type'     => $_FILES['files']['type'],
					'tmp_name' => $_FILES['files']['tmp_name'],
					'error'    => $_FILES['files']['error'],
					'size'     => $_FILES['files']['size']
				];
			}
		}

		$def_album  = get_pconfig($channel['channel_id'],'system','photo_path');
		$def_attach = get_pconfig($channel['channel_id'],'system','attach_path');

		$data = [
			'source' => 'editor',
			'visible' => 0,
			'album' => $def_album,
			'directory' => $def_attach,
			'flags' => 1,
			'allow_cid' => '<' . $channel['channel_hash'] . '>',
			'allow_gid' => '',
			'deny_cid' => '',
			'deny_gid' => ''
		];

		$r = attach_store($channel, get_observer_hash(), '', $data);

		if(! $r['success']) {
			notice( $r['message'] . EOL);
			killme();
		}

		if(intval($r['data']['is_photo'])) {
			$s = $r['body'];
		}
		else {
			if(strpos($r['data']['filetype'], 'video') === 0) {
				// give a wee bit of time for the background thumbnail processor to do its thing
				// or else we'll never see a video poster
				sleep(3);
				$url = z_root() . '/attach/' . $r['data']['hash'];
				$thumb = Linkinfo::get_video_poster($url);
				if($thumb) {
					$s = '[zvideo poster=\'' . $thumb . '\']' . $url . '[/zvideo]';
				}
				else {
					$s = '[zvideo]' . $url . '[/zvideo]';
				}
			}
			if(strpos($r['data']['filetype'], 'audio') === 0) {
				$url = z_root() . '/attach/' . $r['data']['hash'];
				$s = '[zaudio]' . $url . '[/zaudio]';
			}
			if ($r['data']['filetype'] === 'image/svg+xml') {
				$x = @file_get_contents('store/' . $channel['channel_address'] . '/' . $r['data']['os_path']);
				if ($x) {
					$bb = svg2bb($x);
					if ($bb) {
						$s .= $bb;
					}
					else {
						logger('empty return from svgbb');
					}
				}
				else {
					logger('unable to read svg data file: ' . 'store/' . $channel['channel_address'] . '/' . $r['data']['os_path']);
				}
			}

			$s .=  '[attachment]' . $r['data']['hash'] . ',' . $r['data']['revision'] . '[/attachment]';
		}

		$sync = attach_export_data($channel,$r['data']['hash']);
		if($sync) {
			Libsync::build_sync_packet($channel['channel_id'],array('file' => array($sync)));
		}

		if($using_api)
			return $s;

		$result['message'] = $s;
		json_return_and_die($result);

	}


}