streams/Zotlabs/Module/Editpost.php

<?php
namespace Zotlabs\Module;

use App;
use Zotlabs\Web\Controller;
use Zotlabs\Lib\Apps;
use Zotlabs\Lib\PermissionDescription;

require_once('include/acl_selectors.php');
require_once('include/taxonomy.php');
require_once('include/conversation.php');

class Editpost extends Controller {

	function get() {

		$output = EMPTY_STR;

		if (! local_channel()) {
			notice( t('Permission denied.') . EOL);
			return;
		}

		$post_id = ((argc() > 1) ? intval(argv(1)) : 0);

		if (! $post_id) {
			notice( t('Item not found') . EOL);
			return;
		}

		$item = q("SELECT * FROM item WHERE id = %d AND ( owner_xchan = '%s' OR author_xchan = '%s' ) LIMIT 1",
			intval($post_id),
			dbesc(get_observer_hash()),
			dbesc(get_observer_hash())
		);

		// don't allow web editing of potentially binary content (item_obscured = 1)

		if ((! $item) || intval($item[0]['item_obscured'])) {
			notice( t('Item is not editable') . EOL);
			return;
		}

		$item = array_shift($item);

		$owner_uid = intval($item['uid']);
		$owner = channelx_by_n($owner_uid);

		if ($item['resource_type'] === 'photo' && $item['resource_id'] && $owner) {
			goaway(z_root() . '/photos/' . $owner['channel_address'] . '/image/' . $item['resource_id'] . '?expandform=1');
		}

		if ($item['resource_type'] === 'event' && $item['resource_id']) {
			goaway(z_root() . '/events/' . $item['resource_id'] . '?expandform=1');
		}


		$channel = App::get_channel();

		$category = '';
		$collections = [];
		$catsenabled = ((Apps::system_app_installed($owner_uid,'Categories')) ? 'categories' : '');

		// we have a single item, but fetch_post_tags expects an array. Convert it before and after.

		$item = array_shift(fetch_post_tags([$item]));

		if ($catsenabled) {
			$cats = get_terms_oftype($item['term'], TERM_CATEGORY);

			if ($cats) {
				foreach ($cats as $cat) {
					if (strlen($category)) {
						$category .= ', ';
					}
					$category .= $cat['term'];
				}
			}
		}

		$clcts = get_terms_oftype($item['term'], TERM_PCATEGORY);
		if ($clcts) {
			foreach ($clcts as $clct) {
				$collections[] = $clct['term'];
			}
		}

		if ($item['attach']) {
			$j = json_decode($item['attach'],true);
			if ($j) {
				foreach ($j as $jj) {
					$item['body'] .= "\n" . '[attachment]' . basename($jj['href']) . ',' . $jj['revision'] . '[/attachment]' . "\n";
				}
			}
		}

		if (intval($item['item_unpublished'])) {
			// clear the old creation date if editing a saved draft. These will always show as just created.
			unset($item['created']);
		}

		if ($item['summary']) {
			$item['body'] = '[summary]' . $item['summary'] . '[/summary]' . "\n\n" . $item['body'];
		}

		$x = [
			'nickname'      => $channel['channel_address'],
			'item'          => $item,
			'editor_autocomplete'=> true,
			'bbco_autocomplete'=> 'bbcode',
			'return_path'   => $_SESSION['return_url'],
			'button'        => t('Submit'),
			'hide_voting'   => true,
			'hide_future'   => true,
			'hide_location' => true,
			'is_draft'      => ((intval($item['item_unpublished'])) ? true : false),
			'parent'      => (($item['mid'] === $item['parent_mid']) ? 0 : $item['parent']),
			'mimetype'    => $item['mimetype'],
			'ptyp'        => $item['obj_type'],
			'body'        => htmlspecialchars_decode(undo_post_tagging($item['body']),ENT_COMPAT),
			'post_id'     => $post_id,
			'defloc'      => $channel['channel_location'],
			'visitor'     => true,
			'title'       => htmlspecialchars_decode($item['title'],ENT_COMPAT),
			'category'    => $category,
			'showacl'     => ((intval($item['item_unpublished'])) ? true : false),
			'lockstate'   => (($item['allow_cid'] || $item['allow_gid'] || $item['deny_cid'] || $item['deny_gid']) ? 'lock' : 'unlock'),
			'acl'         => populate_acl($item, true, PermissionDescription::fromGlobalPermission('view_stream'), get_post_aclDialogDescription(), 'acl_dialog_post'),
			'bang'        => EMPTY_STR,
			'permissions' => $item,
			'profile_uid' => $owner_uid,
			'catsenabled' => $catsenabled,
			'collections' => $collections,
			'jotnets'     => true,
			'hide_expire' => true,
			'bbcode'      => true
		];

		$editor = status_editor($x);

		$output .= replace_macros(get_markup_template('edpost_head.tpl'),
			[ '$title' => t('Edit post'), '$cancel' => t('Cancel'), '$editor' => $editor ] );

		return $output;

	}

}