diff --git a/mod/item.php b/mod/item.php
index 7be92a73f..f43e78e6b 100644
--- a/mod/item.php
+++ b/mod/item.php
@@ -29,7 +29,6 @@
  */
 
 use Friendica\App;
-use Friendica\Content\PageInfo;
 use Friendica\Content\Text\BBCode;
 use Friendica\Core\Hook;
 use Friendica\Core\Logger;
@@ -38,47 +37,30 @@ use Friendica\Core\System;
 use Friendica\Core\Worker;
 use Friendica\Database\DBA;
 use Friendica\DI;
-use Friendica\Model\Attach;
 use Friendica\Model\Contact;
-use Friendica\Model\Conversation;
-use Friendica\Model\FileTag;
 use Friendica\Model\Item;
 use Friendica\Model\ItemURI;
-use Friendica\Model\Notification;
 use Friendica\Model\Photo;
 use Friendica\Model\Post;
-use Friendica\Model\Tag;
-use Friendica\Model\User;
 use Friendica\Network\HTTPException;
-use Friendica\Object\EMail\ItemCCEMail;
 use Friendica\Protocol\Activity;
-use Friendica\Security\Security;
 use Friendica\Util\DateTimeFormat;
-use Friendica\Util\ParseUrl;
 
 function item_post(App $a) {
-	if (!DI::userSession()->isAuthenticated()) {
+	$uid = DI::userSession()->getLocalUserId();
+
+	if (!$uid) {
 		throw new HTTPException\ForbiddenException();
 	}
 
-	$uid = DI::userSession()->getLocalUserId();
-
 	if (!empty($_REQUEST['dropitems'])) {
-		$arr_drop = explode(',', $_REQUEST['dropitems']);
-		foreach ($arr_drop as $item) {
-			Item::deleteForUser(['id' => $item], $uid);
-		}
-
-		$json = ['success' => 1];
-		System::jsonExit($json);
+		item_drop($uid, $_REQUEST['dropitems']);
 	}
 
 	Hook::callAll('post_local_start', $_REQUEST);
 
-	Logger::debug('postvars', ['_REQUEST' => $_REQUEST]);
-
 	$return_path = $_REQUEST['return'] ?? '';
-	$preview = intval($_REQUEST['preview'] ?? 0);
+	$preview     = intval($_REQUEST['preview'] ?? 0);
 
 	/*
 	 * Check for doubly-submitted posts, and reject duplicates
@@ -86,48 +68,106 @@ function item_post(App $a) {
 	 * after it's been previewed
 	 */
 	if (!$preview && !empty($_REQUEST['post_id_random'])) {
-		if (!empty($_SESSION['post-random']) && $_SESSION['post-random'] == $_REQUEST['post_id_random']) {
+		if (DI::session()->get('post-random') == $_REQUEST['post_id_random']) {
 			Logger::warning('duplicate post');
 			item_post_return(DI::baseUrl(), $return_path);
 		} else {
-			$_SESSION['post-random'] = $_REQUEST['post_id_random'];
+			DI::session()->set('post-random', $_REQUEST['post_id_random']);
 		}
 	}
 
-	// Is this a reply to something?
-	$parent_item_id = intval($_REQUEST['parent'] ?? 0);
-	$thr_parent_uri = trim($_REQUEST['parent_uri'] ?? '');
+	if (empty($_REQUEST['post_id'])) {
+		item_insert($uid, $_REQUEST, $preview, $return_path);
+	} else {
+		item_edit($uid, $_REQUEST, $preview, $return_path);
+	}
+}
 
-	$parent_item = null;
-	$toplevel_item = null;
-	$toplevel_item_id = 0;
-	$toplevel_user_id = null;
+function item_drop(int $uid, string $dropitems)
+{
+	$arr_drop = explode(',', $dropitems);
+	foreach ($arr_drop as $item) {
+		Item::deleteForUser(['id' => $item], $uid);
+	}
 
-	$objecttype = null;
-	$profile_uid = DI::userSession()->getLocalUserId();
-	$posttype = ($_REQUEST['post_type'] ?? '') ?: Item::PT_ARTICLE;
+	System::jsonExit(['success' => 1]);
+}
 
-	if ($parent_item_id || $thr_parent_uri) {
-		if ($parent_item_id) {
-			$parent_item = Post::selectFirst(Item::ITEM_FIELDLIST, ['id' => $parent_item_id]);
-		} elseif ($thr_parent_uri) {
-			$parent_item = Post::selectFirst(Item::ITEM_FIELDLIST, ['uri' => $thr_parent_uri, 'uid' => $profile_uid]);
+function item_edit(int $uid, array $request, bool $preview, string $return_path)
+{
+	$post = Post::selectFirst(Item::ITEM_FIELDLIST, ['id' => $request['post_id'], 'uid' => $uid]);
+	if (!DBA::isResult($post)) {
+		if ($return_path) {
+			DI::sysmsg()->addNotice(DI::l10n()->t('Unable to locate original post.'));
+			DI::baseUrl()->redirect($return_path);
 		}
+		throw new HTTPException\NotFoundException(DI::l10n()->t('Unable to locate original post.'));
+	}
 
-		// if this isn't the top-level parent of the conversation, find it
-		if (DBA::isResult($parent_item)) {
-			// The URI and the contact is taken from the direct parent which needn't to be the top parent
-			$thr_parent_uri = $parent_item['uri'];
-			$toplevel_item = $parent_item;
+	$post['edit'] = $post;
+	$post['file'] = Post\Category::getTextByURIId($post['uri-id'], $post['uid']);	
 
+	$post = item_process($post, $request, $preview, $return_path);
+
+	$fields = [
+		'title'    => $post['title'],
+		'body'     => $post['body'],
+		'attach'   => $post['attach'],
+		'file'     => $post['file'],
+		'location' => $post['location'],
+		'coord'    => $post['coord'],
+		'edited'   => DateTimeFormat::utcNow(),
+		'changed'  => DateTimeFormat::utcNow()
+	];
+
+	$fields['body'] = Item::setHashtags($fields['body']);
+
+	$quote_uri_id = Item::getQuoteUriId($fields['body'], $post['uid']);
+	if (!empty($quote_uri_id)) {
+		$fields['quote-uri-id'] = $quote_uri_id;
+		$fields['body']         = BBCode::removeSharedData($post['body']);
+	}
+
+	Item::update($fields, ['id' => $post['id']]);
+	Item::updateDisplayCache($post['uri-id']);
+
+	if ($return_path) {
+		DI::baseUrl()->redirect($return_path);
+	}
+
+	throw new HTTPException\OKException(DI::l10n()->t('Post updated.'));
+}
+
+function item_insert(int $uid, array $request, bool $preview, string $return_path)
+{
+	$post = ['uid' => $uid];
+	$post = DI::contentItem()->initializePost($post);
+
+	$post['edit']      = null;
+	$post['post-type'] = $request['post_type'] ?? '';
+	$post['wall']      = $request['wall'] ?? true;
+	$post['pubmail']   = $request['pubmail_enable'] ?? false;
+	$post['created']   = $request['created_at'] ?? DateTimeFormat::utcNow();
+	$post['edited']    = $post['changed'] = $post['commented'] = $post['created'];
+	$post['app']       = '';
+	$post['inform']    = '';
+	$post['postopts']  = '';
+	$post['file']      = '';
+
+	if (!empty($request['parent'])) {
+		$parent_item = Post::selectFirst(Item::ITEM_FIELDLIST, ['id' => $request['parent']]);
+		if ($parent_item) {
+			// if this isn't the top-level parent of the conversation, find it
 			if ($parent_item['gravity'] != Item::GRAVITY_PARENT) {
-				$toplevel_item = Post::selectFirst(Item::ITEM_FIELDLIST, ['id' => $toplevel_item['parent']]);
+				$toplevel_item = Post::selectFirst(Item::ITEM_FIELDLIST, ['id' => $parent_item['parent']]);
+			} else {
+				$toplevel_item = $parent_item;
 			}
 		}
 
-		if (!DBA::isResult($toplevel_item)) {
-			DI::sysmsg()->addNotice(DI::l10n()->t('Unable to locate original post.'));
+		if (empty($toplevel_item)) {
 			if ($return_path) {
+				DI::sysmsg()->addNotice(DI::l10n()->t('Unable to locate original post.'));
 				DI::baseUrl()->redirect($return_path);
 			}
 			throw new HTTPException\NotFoundException(DI::l10n()->t('Unable to locate original post.'));
@@ -136,561 +176,37 @@ function item_post(App $a) {
 		// When commenting on a public post then store the post for the current user
 		// This enables interaction like starring and saving into folders
 		if ($toplevel_item['uid'] == 0) {
-			$stored = Item::storeForUserByUriId($toplevel_item['uri-id'], DI::userSession()->getLocalUserId(), ['post-reason' => Item::PR_ACTIVITY]);
-			Logger::info('Public item stored for user', ['uri-id' => $toplevel_item['uri-id'], 'uid' => $uid, 'stored' => $stored]);
-			if ($stored) {
-				$toplevel_item = Post::selectFirst(Item::ITEM_FIELDLIST, ['id' => $stored]);
-			}
+			$stored = Item::storeForUserByUriId($toplevel_item['uri-id'], $post['uid'], ['post-reason' => Item::PR_ACTIVITY]);
+			Logger::info('Public item stored for user', ['uri-id' => $toplevel_item['uri-id'], 'uid' => $post['uid'], 'stored' => $stored]);
 		}
 
-		$toplevel_item_id = $toplevel_item['id'];
-		$toplevel_user_id = $toplevel_item['uid'];
-
-		$objecttype = Activity\ObjectType::COMMENT;
-	}
-
-	if ($toplevel_item_id) {
-		Logger::info('mod_item: item_post', ['parent' => $toplevel_item_id]);
-	}
-
-	$post_id     = intval($_REQUEST['post_id'] ?? 0);
-	$app         = strip_tags($_REQUEST['source'] ?? '');
-	$extid       = strip_tags($_REQUEST['extid'] ?? '');
-	$object      = $_REQUEST['object'] ?? '';
-
-	// Don't use "defaults" here. It would turn 0 to 1
-	if (!isset($_REQUEST['wall'])) {
-		$wall = 1;
+		$post['gravity']     = Item::GRAVITY_COMMENT;
+		$post['thr-parent']  = $parent_item['uri'];
+		$post['wall']        = $toplevel_item['wall'];
 	} else {
-		$wall = $_REQUEST['wall'];
+		$parent_item         = [];
+		$post['gravity']     = Item::GRAVITY_PARENT;
+		$post['thr-parent']  = $post['uri'];
 	}
 
-	// Ensure that the user id in a thread always stay the same
-	if (!is_null($toplevel_user_id) && in_array($toplevel_user_id, [DI::userSession()->getLocalUserId(), 0])) {
-		$profile_uid = $toplevel_user_id;
-	}
+	$post = DI::contentItem()->getACL($post, $parent_item, $request);
 
-	// Allow commenting if it is an answer to a public post
-	$allow_comment = DI::userSession()->getLocalUserId() && $toplevel_item_id && in_array($toplevel_item['private'], [Item::PUBLIC, Item::UNLISTED]) && in_array($toplevel_item['network'], Protocol::FEDERATED);
+	$post['pubmail'] = $post['pubmail'] && !$post['private'];
 
-	// Now check that valid personal details have been provided
-	if (!Security::canWriteToUserWall($profile_uid) && !$allow_comment) {
-		Logger::warning('Permission denied.', ['local' => DI::userSession()->getLocalUserId(), 'toplevel_item_id' => $toplevel_item_id, 'network' => $toplevel_item['network']]);
-		DI::sysmsg()->addNotice(DI::l10n()->t('Permission denied.'));
-		if ($return_path) {
-			DI::baseUrl()->redirect($return_path);
-		}
-
-		throw new HTTPException\ForbiddenException(DI::l10n()->t('Permission denied.'));
-	}
-
-	// Init post instance
-	$orig_post = null;
-
-	// is this an edited post?
-	if ($post_id > 0) {
-		$orig_post = Post::selectFirst(Item::ITEM_FIELDLIST, ['id' => $post_id]);
-	}
-
-	$user = User::getById($profile_uid, ['allow_cid', 'allow_gid', 'deny_cid', 'deny_gid']);
-	if (!DBA::isResult($user) && !$toplevel_item_id) {
-		return 0;
-	}
-
-	$categories = '';
-	$postopts = '';
-	$emailcc = '';
-	$body = $_REQUEST['body'] ?? '';
-	$has_attachment = $_REQUEST['has_attachment'] ?? 0;
-
-	// If we have a speparate attachment, we need to add it to the body.
-	if (!empty($has_attachment)) {
-		$attachment_type  = $_REQUEST['attachment_type'] ??  '';
-		$attachment_title = $_REQUEST['attachment_title'] ?? '';
-		$attachment_text  = $_REQUEST['attachment_text'] ??  '';
-
-		$attachment_url     = hex2bin($_REQUEST['attachment_url'] ??     '');
-		$attachment_img_src = hex2bin($_REQUEST['attachment_img_src'] ?? '');
-
-		$attachment_img_width  = $_REQUEST['attachment_img_width'] ??  0;
-		$attachment_img_height = $_REQUEST['attachment_img_height'] ?? 0;
-
-		// Fetch the basic attachment data
-		$attachment = ParseUrl::getSiteinfoCached($attachment_url);
-		unset($attachment['keywords']);
-
-		// Overwrite the basic data with possible changes from the frontend
-		$attachment['type'] = $attachment_type;
-		$attachment['title'] = $attachment_title;
-		$attachment['text'] = $attachment_text;
-		$attachment['url'] = $attachment_url;
-
-		if (!empty($attachment_img_src)) {
-			$attachment['images'] = [
-				0 => [
-					'src'    => $attachment_img_src,
-					'width'  => $attachment_img_width,
-					'height' => $attachment_img_height
-				]
-			];
-		} else {
-			unset($attachment['images']);
-		}
-
-		$att_bbcode = "\n" . PageInfo::getFooterFromData($attachment);
-		$body .= $att_bbcode;
-	} elseif (preg_match("/\[attachment\](.*?)\[\/attachment\]/ism", $body, $matches)) {
-		$body = preg_replace("/\[attachment].*?\[\/attachment\]/ism", PageInfo::getFooterFromUrl($matches[1]), $body);
-	}
-
-	// Convert links with empty descriptions to links without an explicit description
-	$body = preg_replace('#\[url=([^\]]*?)\]\[/url\]#ism', '[url]$1[/url]', $body);
-
-	if (!empty($orig_post)) {
-		$str_group_allow   = $orig_post['allow_gid'];
-		$str_contact_allow = $orig_post['allow_cid'];
-		$str_group_deny    = $orig_post['deny_gid'];
-		$str_contact_deny  = $orig_post['deny_cid'];
-		$location          = $orig_post['location'];
-		$coord             = $orig_post['coord'];
-		$verb              = $orig_post['verb'];
-		$objecttype        = $orig_post['object-type'];
-		$app               = $orig_post['app'];
-		$categories        = Post\Category::getTextByURIId($orig_post['uri-id'], $orig_post['uid']);
-		$title             = trim($_REQUEST['title'] ?? '');
-		$body              = trim($body);
-		$private           = $orig_post['private'];
-		$pubmail_enabled   = $orig_post['pubmail'];
-		$network           = $orig_post['network'];
-		$guid              = $orig_post['guid'];
-		$extid             = $orig_post['extid'];
-	} else {
-		$aclFormatter = DI::aclFormatter();
-		$str_contact_allow = isset($_REQUEST['contact_allow']) ? $aclFormatter->toString($_REQUEST['contact_allow']) : $user['allow_cid'] ?? '';
-		$str_group_allow   = isset($_REQUEST['group_allow'])   ? $aclFormatter->toString($_REQUEST['group_allow'])   : $user['allow_gid'] ?? '';
-		$str_contact_deny  = isset($_REQUEST['contact_deny'])  ? $aclFormatter->toString($_REQUEST['contact_deny'])  : $user['deny_cid']  ?? '';
-		$str_group_deny    = isset($_REQUEST['group_deny'])    ? $aclFormatter->toString($_REQUEST['group_deny'])    : $user['deny_gid']  ?? '';
-
-		$visibility = $_REQUEST['visibility'] ?? '';
-		if ($visibility === 'public') {
-			// The ACL selector introduced in version 2019.12 sends ACL input data even when the Public visibility is selected
-			$str_contact_allow = $str_group_allow = $str_contact_deny = $str_group_deny = '';
-		} else if ($visibility === 'custom') {
-			// Since we know from the visibility parameter the item should be private, we have to prevent the empty ACL
-			// case that would make it public. So we always append the author's contact id to the allowed contacts.
-			// See https://github.com/friendica/friendica/issues/9672
-			$str_contact_allow .= $aclFormatter->toString(Contact::getPublicIdByUserId($uid));
-		}
-
-		$title             = trim($_REQUEST['title']    ?? '');
-		$location          = trim($_REQUEST['location'] ?? '');
-		$coord             = trim($_REQUEST['coord']    ?? '');
-		$verb              = trim($_REQUEST['verb']     ?? '');
-		$emailcc           = trim($_REQUEST['emailcc']  ?? '');
-		$body              = trim($body);
-		$network           = trim(($_REQUEST['network']  ?? '') ?: Protocol::DFRN);
-		$guid              = System::createUUID();
-
-		$postopts = $_REQUEST['postopts'] ?? '';
-
-		if (strlen($str_group_allow) || strlen($str_contact_allow) || strlen($str_group_deny) || strlen($str_contact_deny)) {
-			$private = Item::PRIVATE;
-		} elseif (DI::pConfig()->get($profile_uid, 'system', 'unlisted')) {
-			$private = Item::UNLISTED;
-		} else {
-			$private = Item::PUBLIC;
-		}
-
-		// If this is a comment, set the permissions from the parent.
-
-		if ($toplevel_item) {
-			// for non native networks use the network of the original post as network of the item
-			if (($toplevel_item['network'] != Protocol::DIASPORA)
-				&& ($toplevel_item['network'] != Protocol::OSTATUS)
-				&& ($network == '')) {
-				$network = $toplevel_item['network'];
-			}
-
-			$str_contact_allow = $toplevel_item['allow_cid'] ?? '';
-			$str_group_allow   = $toplevel_item['allow_gid'] ?? '';
-			$str_contact_deny  = $toplevel_item['deny_cid'] ?? '';
-			$str_group_deny    = $toplevel_item['deny_gid'] ?? '';
-			$private           = $toplevel_item['private'];
-
-			$wall              = $toplevel_item['wall'];
-		}
-
-		$pubmail_enabled = ($_REQUEST['pubmail_enable'] ?? false) && !$private;
-
-		if (!strlen($body)) {
-			if ($preview) {
-				System::jsonExit(['preview' => '']);
-			}
-
-			DI::sysmsg()->addNotice(DI::l10n()->t('Empty post discarded.'));
-			if ($return_path) {
-				DI::baseUrl()->redirect($return_path);
-			}
-
-			throw new HTTPException\BadRequestException(DI::l10n()->t('Empty post discarded.'));
-		}
-	}
-
-	if (!empty($categories)) {
-		// get the "fileas" tags for this post
-		$filedas = FileTag::fileToArray($categories);
-	}
-
-	$list_array = explode(',', trim($_REQUEST['category'] ?? ''));
-	$categories = FileTag::arrayToFile($list_array, 'category');
-
-	if (!empty($filedas) && is_array($filedas)) {
-		// append the fileas stuff to the new categories list
-		$categories .= FileTag::arrayToFile($filedas);
-	}
-
-	// get contact info for poster
-
-	$author = null;
-	$self   = false;
-	$contact_id = 0;
-
-	if (DI::userSession()->getLocalUserId() && ((DI::userSession()->getLocalUserId() == $profile_uid) || $allow_comment)) {
-		$self = true;
-		$author = DBA::selectFirst('contact', [], ['uid' => DI::userSession()->getLocalUserId(), 'self' => true]);
-	} elseif (!empty(DI::userSession()->getRemoteContactID($profile_uid))) {
-		$author = DBA::selectFirst('contact', [], ['id' => DI::userSession()->getRemoteContactID($profile_uid)]);
-	}
-
-	if (DBA::isResult($author)) {
-		$contact_id = $author['id'];
-	}
-
-	// get contact info for owner
-	if ($profile_uid == DI::userSession()->getLocalUserId() || $allow_comment) {
-		$contact_record = $author ?: [];
-	} else {
-		$contact_record = DBA::selectFirst('contact', [], ['uid' => $profile_uid, 'self' => true]) ?: [];
-	}
-
-	// Personal notes must never be altered to a forum post.
-	if ($posttype != Item::PT_PERSONAL_NOTE) {
-		// Look for any tags and linkify them
-		$item = [
-			'uid'       => DI::userSession()->getLocalUserId() ? DI::userSession()->getLocalUserId() : $profile_uid,
-			'gravity'   => $toplevel_item_id ? Item::GRAVITY_COMMENT : Item::GRAVITY_PARENT,
-			'network'   => $network,
-			'body'      => $body,
-			'postopts'  => $postopts,
-			'private'   => $private,
-			'allow_cid' => $str_contact_allow,
-			'allow_gid' => $str_group_allow,
-			'deny_cid'  => $str_contact_deny,
-			'deny_gid'  => $str_group_deny,
-		];
-
-		$item = DI::contentItem()->expandTags($item);
-
-		$body              = $item['body'];
-		$inform            = $item['inform'];
-		$postopts          = $item['postopts'];
-		$private           = $item['private'];
-		$str_contact_allow = $item['allow_cid'];
-		$str_group_allow   = $item['allow_gid'];
-		$str_contact_deny  = $item['deny_cid'];
-		$str_group_deny    = $item['deny_gid'];
-	} else {
-		$inform   = '';
-	}
-
-	/*
-	 * When a photo was uploaded into the message using the (profile wall) ajax
-	 * uploader, The permissions are initially set to disallow anybody but the
-	 * owner from seeing it. This is because the permissions may not yet have been
-	 * set for the post. If it's private, the photo permissions should be set
-	 * appropriately. But we didn't know the final permissions on the post until
-	 * now. So now we'll look for links of uploaded messages that are in the
-	 * post and set them to the same permissions as the post itself.
-	 */
-
-	$match = null;
-
-	if (!$preview && Photo::setPermissionFromBody($body, $uid, $contact_id, $str_contact_allow, $str_group_allow, $str_contact_deny, $str_group_deny)) {
-		$objecttype = Activity\ObjectType::IMAGE;
-	}
-
-	/*
-	 * Next link in any attachment references we find in the post.
-	 */
-	$match = [];
-
-	/// @todo these lines should be moved to Model/Attach (Once it exists)
-	if (!$preview && preg_match_all("/\[attachment\](.*?)\[\/attachment\]/", $body, $match)) {
-		$attaches = $match[1];
-		if (count($attaches)) {
-			foreach ($attaches as $attach) {
-				// Ensure to only modify attachments that you own
-				$srch = '<' . intval($contact_id) . '>';
-
-				$condition = [
-					'allow_cid' => $srch,
-					'allow_gid' => '',
-					'deny_cid' => '',
-					'deny_gid' => '',
-					'id' => $attach,
-				];
-				if (!Attach::exists($condition)) {
-					continue;
-				}
-
-				$fields = ['allow_cid' => $str_contact_allow, 'allow_gid' => $str_group_allow,
-						'deny_cid' => $str_contact_deny, 'deny_gid' => $str_group_deny];
-				$condition = ['id' => $attach];
-				Attach::update($fields, $condition);
-			}
-		}
-	}
-
-	// embedded bookmark or attachment in post? set bookmark flag
-
-	$data = BBCode::getAttachmentData($body);
-	$match = [];
-	if ((preg_match_all("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism", $body, $match, PREG_SET_ORDER) || isset($data['type']))
-		&& ($posttype != Item::PT_PERSONAL_NOTE)) {
-		$posttype = Item::PT_PAGE;
-		$objecttype =  Activity\ObjectType::BOOKMARK;
-	}
-
-	$body = DI::bbCodeVideo()->transform($body);
-
-	$body = BBCode::scaleExternalImages($body);
-
-	// Setting the object type if not defined before
-	if (!$objecttype) {
-		$objecttype = Activity\ObjectType::NOTE; // Default value
-		$objectdata = BBCode::getAttachedData($body);
-
-		if ($objectdata['type'] == 'link') {
-			$objecttype = Activity\ObjectType::BOOKMARK;
-		} elseif ($objectdata['type'] == 'video') {
-			$objecttype = Activity\ObjectType::VIDEO;
-		} elseif ($objectdata['type'] == 'photo') {
-			$objecttype = Activity\ObjectType::IMAGE;
-		}
-
-	}
-
-	$attachments = '';
-	$match = [];
-
-	if (preg_match_all('/(\[attachment\]([0-9]+)\[\/attachment\])/',$body,$match)) {
-		foreach ($match[2] as $mtch) {
-			$fields = ['id', 'filename', 'filesize', 'filetype'];
-			$attachment = Attach::selectFirst($fields, ['id' => $mtch]);
-			if ($attachment !== false) {
-				if (strlen($attachments)) {
-					$attachments .= ',';
-				}
-				$attachments .= Post\Media::getAttachElement(DI::baseUrl() . '/attach/' . $attachment['id'],
-					$attachment['filesize'], $attachment['filetype'], $attachment['filename'] ?? '');
-			}
-			$body = str_replace($match[1],'',$body);
-		}
-	}
-
-	if (!strlen($verb)) {
-		$verb = Activity::POST;
-	}
-
-	if ($network == '') {
-		$network = Protocol::DFRN;
-	}
-
-	$gravity = ($toplevel_item_id ? Item::GRAVITY_COMMENT : Item::GRAVITY_PARENT);
-
-	// even if the post arrived via API we are considering that it
-	// originated on this site by default for determining relayability.
-
-	// Don't use "defaults" here. It would turn 0 to 1
-	if (!isset($_REQUEST['origin'])) {
-		$origin = 1;
-	} else {
-		$origin = $_REQUEST['origin'];
-	}
-
-	$uri = Item::newURI($guid);
-
-	// Fallback so that we alway have a parent uri
-	if (!$thr_parent_uri || !$toplevel_item_id) {
-		$thr_parent_uri = $uri;
-	}
-
-	$datarray = [
-		'uid'           => $profile_uid,
-		'wall'          => $wall,
-		'gravity'       => $gravity,
-		'network'       => $network,
-		'contact-id'    => $contact_id,
-		'owner-name'    => $contact_record['name'] ?? '',
-		'owner-link'    => $contact_record['url'] ?? '',
-		'owner-avatar'  => $contact_record['thumb'] ?? '',
-		'author-name'   => $author['name'],
-		'author-link'   => $author['url'],
-		'author-avatar' => $author['thumb'],
-		'created'       => empty($_REQUEST['created_at']) ? DateTimeFormat::utcNow() : $_REQUEST['created_at'],
-		'received'      => DateTimeFormat::utcNow(),
-		'extid'         => $extid,
-		'guid'          => $guid,
-		'uri'           => $uri,
-		'title'         => $title,
-		'body'          => $body,
-		'app'           => $app,
-		'location'      => $location,
-		'coord'         => $coord,
-		'file'          => $categories,
-		'inform'        => $inform,
-		'verb'          => $verb,
-		'post-type'     => $posttype,
-		'object-type'   => $objecttype,
-		'allow_cid'     => $str_contact_allow,
-		'allow_gid'     => $str_group_allow,
-		'deny_cid'      => $str_contact_deny,
-		'deny_gid'      => $str_group_deny,
-		'private'       => $private,
-		'pubmail'       => $pubmail_enabled,
-		'attach'        => $attachments,
-		'thr-parent'    => $thr_parent_uri,
-		'postopts'      => $postopts,
-		'origin'        => $origin,
-		'object'        => $object,
-		'attachments'   => $_REQUEST['attachments'] ?? [],
-		/*
-		 * These fields are for the convenience of addons...
-		 * 'self' if true indicates the owner is posting on their own wall
-		 * If parent is 0 it is a top-level post.
-		 */
-		'parent'        => $toplevel_item_id,
-		'self'          => $self,
-		// This triggers posts via API and the mirror functions
-		'api_source'    => false,
-		// This field is for storing the raw conversation data
-		'protocol'      => Conversation::PARCEL_DIRECT,
-		'direction'     => Conversation::PUSH,
-	];
-
-	// These cannot be part of above initialization ...
-	$datarray['edited']    = $datarray['created'];
-	$datarray['commented'] = $datarray['created'];
-	$datarray['changed']   = $datarray['created'];
-	$datarray['owner-id']  = Contact::getIdForURL($datarray['owner-link']);
-	$datarray['author-id'] = Contact::getIdForURL($datarray['author-link']);
-
-	$datarray['edit'] = $orig_post;
-
-	// Check for hashtags in the body and repair or add hashtag links
-	if ($preview || $orig_post) {
-		$datarray['body'] = Item::setHashtags($datarray['body']);
-	}
-
-	// preview mode - prepare the body for display and send it via json
-	if ($preview) {
-		// We set the datarray ID to -1 because in preview mode the dataray
-		// doesn't have an ID.
-		$datarray['id'] = -1;
-		$datarray['uri-id'] = -1;
-		$datarray['author-network'] = Protocol::DFRN;
-		$datarray['author-updated'] = '';
-		$datarray['author-gsid'] = 0;
-		$datarray['author-uri-id'] = ItemURI::getIdByURI($datarray['author-link']);
-		$datarray['owner-updated'] = '';
-		$datarray['has-media'] = false;
-		$datarray['quote-uri-id'] = Item::getQuoteUriId($datarray['body'], $datarray['uid']);
-		$datarray['body'] = BBCode::removeSharedData($datarray['body']);
-
-		$o = DI::conversation()->create([array_merge($contact_record, $datarray)], 'search', false, true);
-
-		System::jsonExit(['preview' => $o]);
-	}
-
-	Hook::callAll('post_local',$datarray);
-
-	if (!empty($_REQUEST['scheduled_at'])) {
-		$scheduled_at = DateTimeFormat::convert($_REQUEST['scheduled_at'], 'UTC', $a->getTimeZone());
-		if ($scheduled_at > DateTimeFormat::utcNow()) {
-			unset($datarray['created']);
-			unset($datarray['edited']);
-			unset($datarray['commented']);
-			unset($datarray['received']);
-			unset($datarray['changed']);
-			unset($datarray['edit']);
-			unset($datarray['self']);
-			unset($datarray['api_source']);
-
-			Post\Delayed::add($datarray['uri'], $datarray, Worker::PRIORITY_HIGH, Post\Delayed::PREPARED_NO_HOOK, $scheduled_at);
-			item_post_return(DI::baseUrl(), $return_path);
-		}
-	}
-
-	if (!empty($datarray['cancel'])) {
-		Logger::info('mod_item: post cancelled by addon.');
-		if ($return_path) {
-			DI::baseUrl()->redirect($return_path);
-		}
-
-		$json = ['cancel' => 1];
-		if (!empty($_REQUEST['jsreload'])) {
-			$json['reload'] = DI::baseUrl() . '/' . $_REQUEST['jsreload'];
-		}
-
-		System::jsonExit($json);
-	}
-
-	$datarray['uri-id'] = ItemURI::getIdByURI($datarray['uri']);
-
-	$quote_uri_id = Item::getQuoteUriId($datarray['body'], $datarray['uid']);
-	if (!empty($quote_uri_id)) {
-		$datarray['quote-uri-id'] = $quote_uri_id;
-		$datarray['body']         = BBCode::removeSharedData($datarray['body']);
-	}
-
-	if ($orig_post) {
-		$fields = [
-			'title'   => $datarray['title'],
-			'body'    => $datarray['body'],
-			'attach'  => $datarray['attach'],
-			'file'    => $datarray['file'],
-			'edited'  => DateTimeFormat::utcNow(),
-			'changed' => DateTimeFormat::utcNow()
-		];
-
-		Item::update($fields, ['id' => $post_id]);
-		Item::updateDisplayCache($datarray['uri-id']);
-
-		if ($return_path) {
-			DI::baseUrl()->redirect($return_path);
-		}
-
-		throw new HTTPException\OKException(DI::l10n()->t('Post updated.'));
-	}
-
-	unset($datarray['edit']);
-	unset($datarray['self']);
-	unset($datarray['api_source']);
-
-	$post_id = Item::insert($datarray);
+	$post = item_process($post, $request, $preview, $return_path);
 
+	$post_id = Item::insert($post);
 	if (!$post_id) {
-		DI::sysmsg()->addNotice(DI::l10n()->t('Item wasn\'t stored.'));
 		if ($return_path) {
+			DI::sysmsg()->addNotice(DI::l10n()->t('Item wasn\'t stored.'));
 			DI::baseUrl()->redirect($return_path);
 		}
 
 		throw new HTTPException\InternalServerErrorException(DI::l10n()->t('Item wasn\'t stored.'));
 	}
 
-	$datarray = Post::selectFirst(Item::ITEM_FIELDLIST, ['id' => $post_id]);
-
-	if (!DBA::isResult($datarray)) {
+	$post = Post::selectFirst(Item::ITEM_FIELDLIST, ['id' => $post_id]);
+	if (!$post) {
 		Logger::error('Item couldn\'t be fetched.', ['post_id' => $post_id]);
 		if ($return_path) {
 			DI::baseUrl()->redirect($return_path);
@@ -699,52 +215,9 @@ function item_post(App $a) {
 		throw new HTTPException\InternalServerErrorException(DI::l10n()->t('Item couldn\'t be fetched.'));
 	}
 
-	Tag::storeFromBody($datarray['uri-id'], $datarray['body']);
+	$recipients = explode(',', $request['emailcc'] ?? '');
 
-	if (!\Friendica\Content\Feature::isEnabled($uid, 'explicit_mentions') && ($datarray['gravity'] == Item::GRAVITY_COMMENT)) {
-		Tag::createImplicitMentions($datarray['uri-id'], $datarray['thr-parent-id']);
-	}
-
-	// These notifications are sent if someone else is commenting other your wall
-	if ($contact_record != $author) {
-		if ($toplevel_item_id) {
-			DI::notify()->createFromArray([
-				'type'  => Notification\Type::COMMENT,
-				'otype' => Notification\ObjectType::ITEM,
-				'verb'  => Activity::POST,
-				'uid'   => $profile_uid,
-				'cid'   => $datarray['author-id'],
-				'item'  => $datarray,
-				'link'  => DI::baseUrl() . '/display/' . urlencode($datarray['guid']),
-			]);
-		} elseif (empty($forum_contact)) {
-			DI::notify()->createFromArray([
-				'type'  => Notification\Type::WALL,
-				'otype' => Notification\ObjectType::ITEM,
-				'verb'  => Activity::POST,
-				'uid'   => $profile_uid,
-				'cid'   => $datarray['author-id'],
-				'item'  => $datarray,
-				'link'  => DI::baseUrl() . '/display/' . urlencode($datarray['guid']),
-			]);
-		}
-	}
-
-	Hook::callAll('post_local_end', $datarray);
-
-	if (strlen($emailcc) && $profile_uid == DI::userSession()->getLocalUserId()) {
-		$recipients = explode(',', $emailcc);
-		if (count($recipients)) {
-			foreach ($recipients as $recipient) {
-				$address = trim($recipient);
-				if (!strlen($address)) {
-					continue;
-				}
-				DI::emailer()->send(new ItemCCEMail(DI::app(), DI::l10n(), DI::baseUrl(),
-					$datarray, $address, $author['thumb'] ?? ''));
-			}
-		}
-	}
+	DI::contentItem()->postProcessPost($post, $recipients);
 
 	Logger::debug('post_complete');
 
@@ -752,6 +225,103 @@ function item_post(App $a) {
 	// NOTREACHED
 }
 
+function item_process(array $post, array $request, bool $preview, string $return_path): array
+{
+	$post['self']       = true;
+	$post['api_source'] = false;
+	$post['attach']     = '';
+	$post['title']      = trim($request['title'] ?? '');
+	$post['body']       = $request['body'] ?? '';
+	$post['location']   = trim($request['location'] ?? '');
+	$post['coord']      = trim($request['coord'] ?? '');
+
+	$post = DI::contentItem()->addCategories($post, $request['category'] ?? '');
+
+	if (!$preview) {
+		if (Photo::setPermissionFromBody($post['body'], $post['uid'], $post['contact-id'], $post['allow_cid'], $post['allow_gid'], $post['deny_cid'], $post['deny_gid'])) {
+			$post['object-type'] = Activity\ObjectType::IMAGE;
+		}
+
+		$post = DI::contentItem()->moveAttachmentsFromBodyToAttach($post);
+	}
+
+	// Add the attachment to the body.
+	if (!empty($request['has_attachment'])) {
+		$post['body'] .= DI::contentItem()->storeAttachmentFromRequest($request);
+	}
+
+	$post = DI::contentItem()->finalizePost($post);
+
+	if (!strlen($post['body'])) {
+		if ($preview) {
+			System::jsonExit(['preview' => '']);
+		}
+
+		if ($return_path) {
+			DI::sysmsg()->addNotice(DI::l10n()->t('Empty post discarded.'));
+			DI::baseUrl()->redirect($return_path);
+		}
+
+		throw new HTTPException\BadRequestException(DI::l10n()->t('Empty post discarded.'));
+	}
+
+	// preview mode - prepare the body for display and send it via json
+	if ($preview) {
+		// We have to preset some fields, so that the conversation can be displayed
+		$post['id']             = -1;
+		$post['uri-id']         = -1;
+		$post['author-network'] = Protocol::DFRN;
+		$post['author-updated'] = '';
+		$post['author-gsid']    = 0;
+		$post['author-uri-id']  = ItemURI::getIdByURI($post['author-link']);
+		$post['owner-updated']  = '';
+		$post['has-media']      = false;
+		$post['quote-uri-id']   = Item::getQuoteUriId($post['body'], $post['uid']);
+		$post['body']           = BBCode::removeSharedData(Item::setHashtags($post['body']));
+		$post['writable']       = true;
+
+		$o = DI::conversation()->create([$post], 'search', false, true);
+
+		System::jsonExit(['preview' => $o]);
+	}
+
+	Hook::callAll('post_local',$post);
+
+	unset($post['edit']);
+	unset($post['self']);
+	unset($post['api_source']);
+
+	if (!empty($request['scheduled_at'])) {
+		$scheduled_at = DateTimeFormat::convert($request['scheduled_at'], 'UTC', DI::app()->getTimeZone());
+		if ($scheduled_at > DateTimeFormat::utcNow()) {
+			unset($post['created']);
+			unset($post['edited']);
+			unset($post['commented']);
+			unset($post['received']);
+			unset($post['changed']);
+
+			Post\Delayed::add($post['uri'], $post, Worker::PRIORITY_HIGH, Post\Delayed::PREPARED_NO_HOOK, $scheduled_at);
+			item_post_return(DI::baseUrl(), $return_path);
+		}
+	}
+
+	if (!empty($post['cancel'])) {
+		Logger::info('mod_item: post cancelled by addon.');
+		if ($return_path) {
+			DI::baseUrl()->redirect($return_path);
+		}
+
+		$json = ['cancel' => 1];
+		if (!empty($request['jsreload'])) {
+			$json['reload'] = DI::baseUrl() . '/' . $request['jsreload'];
+		}
+
+		System::jsonExit($json);
+	}
+
+	return $post;
+}
+
 function item_post_return($baseurl, $return_path)
 {
 	if ($return_path) {
diff --git a/src/Content/Item.php b/src/Content/Item.php
index 2cccf722a..a60b12663 100644
--- a/src/Content/Item.php
+++ b/src/Content/Item.php
@@ -21,22 +21,36 @@
 
 namespace Friendica\Content;
 
+use Friendica\App;
+use Friendica\App\BaseURL;
 use Friendica\Content\Text\BBCode;
+use Friendica\Content\Text\BBCode\Video;
 use Friendica\Content\Text\HTML;
 use Friendica\Core\Hook;
 use Friendica\Core\L10n;
 use Friendica\Core\Logger;
+use Friendica\Core\PConfig\Capability\IManagePersonalConfigValues;
 use Friendica\Core\Protocol;
 use Friendica\Core\Session\Capability\IHandleUserSessions;
 use Friendica\Core\System;
 use Friendica\Database\DBA;
+use Friendica\Model\Attach;
 use Friendica\Model\Contact;
+use Friendica\Model\Conversation;
+use Friendica\Model\FileTag;
 use Friendica\Model\Group;
 use Friendica\Model\Item as ItemModel;
 use Friendica\Model\Photo;
 use Friendica\Model\Tag;
 use Friendica\Model\Post;
+use Friendica\Model\User;
+use Friendica\Network\HTTPException;
+use Friendica\Object\EMail\ItemCCEMail;
 use Friendica\Protocol\Activity;
+use Friendica\Util\ACLFormatter;
+use Friendica\Util\DateTimeFormat;
+use Friendica\Util\Emailer;
+use Friendica\Util\ParseUrl;
 use Friendica\Util\Profiler;
 use Friendica\Util\Proxy;
 use Friendica\Util\XML;
@@ -54,13 +68,31 @@ class Item
 	private $profiler;
 	/** @var IHandleUserSessions */
 	private $userSession;
+	/** @var Video */
+	private $bbCodeVideo;
+	/** @var ACLFormatter */
+	private $aclFormatter;
+	/** @var IManagePersonalConfigValues */
+	private $pConfig;
+	/** @var BaseURL */
+	private $baseURL;
+	/** @var Emailer */
+	private $emailer;
+	/** @var App */
+	private $app;
 
-	public function __construct(Profiler $profiler, Activity $activity, L10n $l10n, IHandleUserSessions $userSession)
+	public function __construct(Profiler $profiler, Activity $activity, L10n $l10n, IHandleUserSessions $userSession, Video $bbCodeVideo, ACLFormatter $aclFormatter, IManagePersonalConfigValues $pConfig, BaseURL $baseURL, Emailer $emailer, App $app)
 	{
-		$this->profiler    = $profiler;
-		$this->activity    = $activity;
-		$this->l10n        = $l10n;
-		$this->userSession = $userSession;
+		$this->profiler     = $profiler;
+		$this->activity     = $activity;
+		$this->l10n         = $l10n;
+		$this->userSession  = $userSession;
+		$this->bbCodeVideo  = $bbCodeVideo;
+		$this->aclFormatter = $aclFormatter;
+		$this->baseURL      = $baseURL;
+		$this->pConfig      = $pConfig;
+		$this->emailer      = $emailer;
+		$this->app          = $app;
 	}
 
 	/**
@@ -756,4 +788,237 @@ class Item
 
 		return $body;
 	}
+
+	public function storeAttachmentFromRequest(array $request): string
+	{
+		$attachment_type  = $request['attachment_type'] ??  '';
+		$attachment_title = $request['attachment_title'] ?? '';
+		$attachment_text  = $request['attachment_text'] ??  '';
+
+		$attachment_url     = hex2bin($request['attachment_url'] ??     '');
+		$attachment_img_src = hex2bin($request['attachment_img_src'] ?? '');
+
+		$attachment_img_width  = $request['attachment_img_width'] ??  0;
+		$attachment_img_height = $request['attachment_img_height'] ?? 0;
+
+		// Fetch the basic attachment data
+		$attachment = ParseUrl::getSiteinfoCached($attachment_url);
+		unset($attachment['keywords']);
+
+		// Overwrite the basic data with possible changes from the frontend
+		$attachment['type'] = $attachment_type;
+		$attachment['title'] = $attachment_title;
+		$attachment['text'] = $attachment_text;
+		$attachment['url'] = $attachment_url;
+
+		if (!empty($attachment_img_src)) {
+			$attachment['images'] = [
+				0 => [
+					'src'    => $attachment_img_src,
+					'width'  => $attachment_img_width,
+					'height' => $attachment_img_height
+				]
+			];
+		} else {
+			unset($attachment['images']);
+		}
+
+		return "\n" . PageInfo::getFooterFromData($attachment);
+	}
+
+	public function addCategories(array $post, string $category): array
+	{
+		if (!empty($post['file'])) {
+			// get the "fileas" tags for this post
+			$filedas = FileTag::fileToArray($post['file']);
+		}
+
+		$list_array = explode(',', trim($category));
+		$post['file'] = FileTag::arrayToFile($list_array, 'category');
+
+		if (!empty($filedas) && is_array($filedas)) {
+			// append the fileas stuff to the new categories list
+			$post['file'] .= FileTag::arrayToFile($filedas);
+		}
+		return $post;
+	}
+
+	public function getACL(array $post, array $toplevel_item, array $request): array
+	{
+		// If this is a comment, set the permissions from the parent.
+		if ($toplevel_item) {
+			$post['allow_cid'] = $toplevel_item['allow_cid'] ?? '';
+			$post['allow_gid'] = $toplevel_item['allow_gid'] ?? '';
+			$post['deny_cid']  = $toplevel_item['deny_cid'] ?? '';
+			$post['deny_gid']  = $toplevel_item['deny_gid'] ?? '';
+			$post['private']   = $toplevel_item['private'];
+			return $post;
+		}
+
+		$user = User::getById($post['uid'], ['allow_cid', 'allow_gid', 'deny_cid', 'deny_gid']);
+		if (!$user) {
+			throw new HTTPException\NotFoundException($this->l10n->t('Unable to locate original post.'));
+		}
+
+		$post['allow_cid'] = isset($request['contact_allow']) ? $this->aclFormatter->toString($request['contact_allow']) : $user['allow_cid'] ?? '';
+		$post['allow_gid'] = isset($request['group_allow'])   ? $this->aclFormatter->toString($request['group_allow'])   : $user['allow_gid'] ?? '';
+		$post['deny_cid']  = isset($request['contact_deny'])  ? $this->aclFormatter->toString($request['contact_deny'])  : $user['deny_cid']  ?? '';
+		$post['deny_gid']  = isset($request['group_deny'])    ? $this->aclFormatter->toString($request['group_deny'])    : $user['deny_gid']  ?? '';
+
+		$visibility = $request['visibility'] ?? '';
+		if ($visibility === 'public') {
+			// The ACL selector introduced in version 2019.12 sends ACL input data even when the Public visibility is selected
+			$post['allow_cid'] = $post['allow_gid'] = $post['deny_cid'] = $post['deny_gid'] = '';
+		} else if ($visibility === 'custom') {
+			// Since we know from the visibility parameter the item should be private, we have to prevent the empty ACL
+			// case that would make it public. So we always append the author's contact id to the allowed contacts.
+			// See https://github.com/friendica/friendica/issues/9672
+			$post['allow_cid'] .= $this->aclFormatter->toString(Contact::getPublicIdByUserId($post['uid']));
+		}
+
+		if ($post['allow_gid'] || $post['allow_cid'] || $post['deny_gid'] || $post['deny_cid']) {
+			$post['private'] = ItemModel::PRIVATE;
+		} elseif ($this->pConfig->get($post['uid'], 'system', 'unlisted')) {
+			$post['private'] = ItemModel::UNLISTED;
+		} else {
+			$post['private'] = ItemModel::PUBLIC;
+		}
+
+		return $post;
+	}
+
+	public function moveAttachmentsFromBodyToAttach(array $post): array
+	{
+		if (!preg_match_all('/(\[attachment\]([0-9]+)\[\/attachment\])/',$post['body'], $match)) {
+			return $post;
+		}
+
+		foreach ($match[2] as $attachment_id) {
+			$attachment = Attach::selectFirst(['id', 'uid', 'filename', 'filesize', 'filetype'], ['id' => $attachment_id, 'uid' => $post['uid']]);
+			if (empty($attachment)) {
+				continue;
+			}
+			if ($post['attach']) {
+				$post['attach'] .= ',';
+			}
+			$post['attach'] .= Post\Media::getAttachElement($this->baseURL->get() . '/attach/' . $attachment['id'],
+				$attachment['filesize'], $attachment['filetype'], $attachment['filename'] ?? '');
+
+			$fields = ['allow_cid' => $post['allow_cid'], 'allow_gid' => $post['allow_gid'],
+					'deny_cid' => $post['deny_cid'], 'deny_gid' => $post['deny_gid']];
+			$condition = ['id' => $attachment_id];
+			Attach::update($fields, $condition);
+		}
+
+		$post['body'] = str_replace($match[1], '', $post['body']);
+
+		return $post;
+	}
+
+	private function setObjectType(array $post): array
+	{
+		if (empty($post['post-type'])) {
+			$post['post-type'] = empty($post['title']) ? ItemModel::PT_NOTE : ItemModel::PT_ARTICLE;
+		}
+
+		// embedded bookmark or attachment in post? set bookmark flag
+		$data = BBCode::getAttachmentData($post['body']);
+		if ((preg_match_all("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism", $post['body'], $match, PREG_SET_ORDER) || isset($data['type']))
+			&& ($post['post-type'] != ItemModel::PT_PERSONAL_NOTE)) {
+			$post['post-type'] = ItemModel::PT_PAGE;
+			$post['object-type'] = Activity\ObjectType::BOOKMARK;
+		}
+
+		// Setting the object type if not defined before
+		if (empty($post['object-type'])) {
+			$post['object-type'] = ($post['gravity'] == ItemModel::GRAVITY_PARENT) ? Activity\ObjectType::NOTE : Activity\ObjectType::COMMENT;
+
+			$objectdata = BBCode::getAttachedData($post['body']);
+
+			if ($objectdata['type'] == 'link') {
+				$post['object-type'] = Activity\ObjectType::BOOKMARK;
+			} elseif ($objectdata['type'] == 'video') {
+				$post['object-type'] = Activity\ObjectType::VIDEO;
+			} elseif ($objectdata['type'] == 'photo') {
+				$post['object-type'] = Activity\ObjectType::IMAGE;
+			}
+		}
+		return $post;
+	}
+
+	public function initializePost(array $post): array
+	{
+		$post['network']   = Protocol::DFRN;
+		$post['protocol']  = Conversation::PARCEL_DIRECT;
+		$post['direction'] = Conversation::PUSH;
+		$post['received']  = DateTimeFormat::utcNow();
+		$post['origin']    = true;
+		$post['wall']      = $post['wall'] ?? true;
+		$post['guid']      = $post['guid'] ?? System::createUUID();
+		$post['uri']       = $post['uri']  ?? ItemModel::newURI($post['guid']);
+		$post['verb']      = $post['verb'] ?? Activity::POST;
+		$owner = User::getOwnerDataById($post['uid']);
+
+		if (empty($post['contact-id'])) {
+			$post['contact-id'] = $owner['id'];
+		}
+
+		if (empty($post['author-link']) && empty($post['author-id'])) {
+			$post['author-link']   = $owner['url'];
+			$post['author-id']     = Contact::getIdForURL($post['author-link']);
+			$post['author-name']   = $owner['name'];
+			$post['author-avatar'] = $owner['thumb'];
+		}
+
+		if (empty($post['owner-link']) && empty($post['owner-id'])) {
+			$post['owner-link']   = $post['author-link'];
+			$post['owner-id']     = Contact::getIdForURL($post['owner-link']);
+			$post['owner-name']   = $post['author-name'];
+			$post['owner-avatar'] = $post['author-avatar'];
+		}
+
+		return $post;
+	}
+
+	public function finalizePost(array $post): array
+	{
+		if (preg_match("/\[attachment\](.*?)\[\/attachment\]/ism", $post['body'], $matches)) {
+			$post['body'] = preg_replace("/\[attachment].*?\[\/attachment\]/ism", PageInfo::getFooterFromUrl($matches[1]), $post['body']);
+		}
+
+		// Convert links with empty descriptions to links without an explicit description
+		$post['body'] = trim(preg_replace('#\[url=([^\]]*?)\]\[/url\]#ism', '[url]$1[/url]', $post['body']));
+		$post['body'] = $this->bbCodeVideo->transform($post['body']);
+		$post['body'] = BBCode::scaleExternalImages($post['body']);
+		$post = $this->setObjectType($post);
+
+		// Personal notes must never be altered to a forum post.
+		if ($post['post-type'] != ItemModel::PT_PERSONAL_NOTE) {
+			// Look for any tags and linkify them
+			$post = $this->expandTags($post);
+		}
+
+		return $post;
+	}
+
+	public function postProcessPost(array $post, array $recipients = [])
+	{
+		if (!\Friendica\Content\Feature::isEnabled($post['uid'], 'explicit_mentions') && ($post['gravity'] == ItemModel::GRAVITY_COMMENT)) {
+			Tag::createImplicitMentions($post['uri-id'], $post['thr-parent-id']);
+		}
+
+		Hook::callAll('post_local_end', $post);
+
+		$author = DBA::selectFirst('contact', ['thumb'], ['uid' => $post['uid'], 'self' => true]);
+
+		foreach ($recipients as $recipient) {
+			$address = trim($recipient);
+			if (!$address) {
+				continue;
+			}
+
+			$this->emailer->send(new ItemCCEMail($this->app, $this->l10n, $this->baseURL,
+				$post, $address, $author['thumb'] ?? ''));
+		}
+	}
 }
diff --git a/src/Model/Item.php b/src/Model/Item.php
index 039a106e7..1eaa7cff2 100644
--- a/src/Model/Item.php
+++ b/src/Model/Item.php
@@ -819,43 +819,14 @@ class Item
 
 	private static function prepareOriginPost(array $item): array
 	{
-		$item['wall'] = 1;
-		$item['origin'] = 1;
-		$item['network'] = Protocol::DFRN;
-		$item['protocol'] = Conversation::PARCEL_DIRECT;
-		$item['direction'] = Conversation::PUSH;
+		$item = DI::contentItem()->initializePost($item);
 
-		$owner = User::getOwnerDataById($item['uid']);
-
-		if (empty($item['contact-id'])) {
-			$item['contact-id'] = $owner['id'];
+		if (Photo::setPermissionFromBody($item['body'], $item['uid'], $item['contact-id'], $item['allow_cid'], $item['allow_gid'], $item['deny_cid'], $item['deny_gid'])) {
+			$item['object-type'] = Activity\ObjectType::IMAGE;
 		}
 
-		if (empty($item['author-link']) && empty($item['author-id'])) {
-			$item['author-link']   = $owner['url'];
-			$item['author-name']   = $owner['name'];
-			$item['author-avatar'] = $owner['thumb'];
-		}
-
-		if (empty($item['owner-link']) && empty($item['owner-id'])) {
-			$item['owner-link']   = $item['author-link'];
-			$item['owner-name']   = $item['author-name'];
-			$item['owner-avatar'] = $item['author-avatar'];
-		}
-
-		// Setting the object type if not defined before
-		if (empty($item['object-type'])) {
-			$item['object-type'] = Activity\ObjectType::NOTE; // Default value
-			$objectdata = BBCode::getAttachedData($item['body']);
-
-			if ($objectdata['type'] == 'link') {
-				$item['object-type'] = Activity\ObjectType::BOOKMARK;
-			} elseif ($objectdata['type'] == 'video') {
-				$item['object-type'] = Activity\ObjectType::VIDEO;
-			} elseif ($objectdata['type'] == 'photo') {
-				$item['object-type'] = Activity\ObjectType::IMAGE;
-			}
-		}
+		$item = DI::contentItem()->moveAttachmentsFromBodyToAttach($item);
+		$item = DI::contentItem()->finalizePost($item);
 
 		return $item;
 	}
@@ -1336,10 +1307,7 @@ class Item
 		}
 
 		if ($notify) {
-			if (!\Friendica\Content\Feature::isEnabled($posted_item['uid'], 'explicit_mentions') && ($posted_item['gravity'] == self::GRAVITY_COMMENT)) {
-				Tag::createImplicitMentions($posted_item['uri-id'], $posted_item['thr-parent-id']);
-			}
-			Hook::callAll('post_local_end', $posted_item);
+			DI::contentItem()->postProcessPost($posted_item);
 		} else {
 			Hook::callAll('post_remote_end', $posted_item);
 		}
@@ -3016,13 +2984,15 @@ class Item
 		$item['hashtags'] = $tags['hashtags'];
 		$item['mentions'] = $tags['mentions'];
 
-		$item['body'] = preg_replace("#\s*\[attachment .*?].*?\[/attachment]\s*#ism", "\n", $item['body']);
-
 		if (!$is_preview) {
+			$item['body'] = preg_replace("#\s*\[attachment .*?].*?\[/attachment]\s*#ism", "\n", $item['body']);
 			$item['body'] = Post\Media::removeFromEndOfBody($item['body'] ?? '');
 		}
 
 		$body = $item['body'];
+		if ($is_preview) {
+			$item['body'] = preg_replace("#\s*\[attachment .*?].*?\[/attachment]\s*#ism", "\n", $item['body']);
+		}
 
 		$fields = ['uri-id', 'uri', 'body', 'title', 'author-name', 'author-link', 'author-avatar', 'guid', 'created', 'plink', 'network', 'has-media', 'quote-uri-id', 'post-type'];
 
diff --git a/view/lang/C/messages.po b/view/lang/C/messages.po
index 091e61a7f..ab6101923 100644
--- a/view/lang/C/messages.po
+++ b/view/lang/C/messages.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: 2023.03-dev\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2023-01-07 14:32+0000\n"
+"POT-Creation-Date: 2023-01-07 17:15+0000\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -18,13 +18,36 @@ msgstr ""
 "Content-Transfer-Encoding: 8bit\n"
 
 
-#: mod/item.php:129 mod/item.php:133
+#: mod/item.php:101 mod/item.php:105 mod/item.php:178 mod/item.php:182
+#: src/Content/Item.php:860
 msgid "Unable to locate original post."
 msgstr ""
 
-#: mod/item.php:179 mod/item.php:184 mod/item.php:855 mod/message.php:69
-#: mod/message.php:114 mod/notes.php:44 mod/photos.php:158 mod/photos.php:675
-#: src/Model/Event.php:522 src/Module/Attach.php:55 src/Module/BaseApi.php:95
+#: mod/item.php:139
+msgid "Post updated."
+msgstr ""
+
+#: mod/item.php:213 mod/item.php:218
+msgid "Item wasn't stored."
+msgstr ""
+
+#: mod/item.php:228
+msgid "Item couldn't be fetched."
+msgstr ""
+
+#: mod/item.php:273 mod/item.php:278
+msgid "Empty post discarded."
+msgstr ""
+
+#: mod/item.php:414 src/Module/Admin/Themes/Details.php:39
+#: src/Module/Admin/Themes/Index.php:59 src/Module/Debug/ItemBody.php:42
+#: src/Module/Debug/ItemBody.php:57 src/Module/Item/Feed.php:80
+msgid "Item not found."
+msgstr ""
+
+#: mod/item.php:438 mod/message.php:69 mod/message.php:114 mod/notes.php:44
+#: mod/photos.php:158 mod/photos.php:675 src/Model/Event.php:522
+#: src/Module/Attach.php:55 src/Module/BaseApi.php:95
 #: src/Module/BaseNotifications.php:98 src/Module/BaseSettings.php:52
 #: src/Module/Calendar/Event/API.php:88 src/Module/Calendar/Event/Form.php:84
 #: src/Module/Calendar/Export.php:62 src/Module/Calendar/Show.php:82
@@ -59,28 +82,6 @@ msgstr ""
 msgid "Permission denied."
 msgstr ""
 
-#: mod/item.php:330 mod/item.php:335
-msgid "Empty post discarded."
-msgstr ""
-
-#: mod/item.php:673
-msgid "Post updated."
-msgstr ""
-
-#: mod/item.php:683 mod/item.php:688
-msgid "Item wasn't stored."
-msgstr ""
-
-#: mod/item.php:699
-msgid "Item couldn't be fetched."
-msgstr ""
-
-#: mod/item.php:831 src/Module/Admin/Themes/Details.php:39
-#: src/Module/Admin/Themes/Index.php:59 src/Module/Debug/ItemBody.php:42
-#: src/Module/Debug/ItemBody.php:57 src/Module/Item/Feed.php:80
-msgid "Item not found."
-msgstr ""
-
 #: mod/lostpass.php:40
 msgid "No valid account found."
 msgstr ""
@@ -1516,58 +1517,58 @@ msgstr ""
 msgid "show more"
 msgstr ""
 
-#: src/Content/Item.php:294 src/Model/Item.php:2925
+#: src/Content/Item.php:326 src/Model/Item.php:2893
 msgid "event"
 msgstr ""
 
-#: src/Content/Item.php:297 src/Content/Item.php:307
+#: src/Content/Item.php:329 src/Content/Item.php:339
 #: src/Module/Post/Tag/Add.php:123
 msgid "status"
 msgstr ""
 
-#: src/Content/Item.php:303 src/Model/Item.php:2927
+#: src/Content/Item.php:335 src/Model/Item.php:2895
 #: src/Module/Post/Tag/Add.php:123
 msgid "photo"
 msgstr ""
 
-#: src/Content/Item.php:317 src/Module/Post/Tag/Add.php:141
+#: src/Content/Item.php:349 src/Module/Post/Tag/Add.php:141
 #, php-format
 msgid "%1$s tagged %2$s's %3$s with %4$s"
 msgstr ""
 
-#: src/Content/Item.php:386 view/theme/frio/theme.php:269
+#: src/Content/Item.php:418 view/theme/frio/theme.php:269
 msgid "Follow Thread"
 msgstr ""
 
-#: src/Content/Item.php:387 src/Model/Contact.php:1205
+#: src/Content/Item.php:419 src/Model/Contact.php:1205
 msgid "View Status"
 msgstr ""
 
-#: src/Content/Item.php:388 src/Content/Item.php:406 src/Model/Contact.php:1149
+#: src/Content/Item.php:420 src/Content/Item.php:438 src/Model/Contact.php:1149
 #: src/Model/Contact.php:1197 src/Model/Contact.php:1206
 #: src/Module/Directory.php:157 src/Module/Settings/Profile/Index.php:234
 msgid "View Profile"
 msgstr ""
 
-#: src/Content/Item.php:389 src/Model/Contact.php:1207
+#: src/Content/Item.php:421 src/Model/Contact.php:1207
 msgid "View Photos"
 msgstr ""
 
-#: src/Content/Item.php:390 src/Model/Contact.php:1198
+#: src/Content/Item.php:422 src/Model/Contact.php:1198
 #: src/Model/Contact.php:1208
 msgid "Network Posts"
 msgstr ""
 
-#: src/Content/Item.php:391 src/Model/Contact.php:1199
+#: src/Content/Item.php:423 src/Model/Contact.php:1199
 #: src/Model/Contact.php:1209
 msgid "View Contact"
 msgstr ""
 
-#: src/Content/Item.php:392 src/Model/Contact.php:1210
+#: src/Content/Item.php:424 src/Model/Contact.php:1210
 msgid "Send PM"
 msgstr ""
 
-#: src/Content/Item.php:393 src/Module/Contact.php:409
+#: src/Content/Item.php:425 src/Module/Contact.php:409
 #: src/Module/Contact/Profile.php:348 src/Module/Contact/Profile.php:467
 #: src/Module/Moderation/Blocklist/Contact.php:116
 #: src/Module/Moderation/Users/Active.php:137
@@ -1575,7 +1576,7 @@ msgstr ""
 msgid "Block"
 msgstr ""
 
-#: src/Content/Item.php:394 src/Module/Contact.php:410
+#: src/Content/Item.php:426 src/Module/Contact.php:410
 #: src/Module/Contact/Profile.php:349 src/Module/Contact/Profile.php:475
 #: src/Module/Notifications/Introductions.php:134
 #: src/Module/Notifications/Introductions.php:206
@@ -1583,11 +1584,11 @@ msgstr ""
 msgid "Ignore"
 msgstr ""
 
-#: src/Content/Item.php:398 src/Object/Post.php:454
+#: src/Content/Item.php:430 src/Object/Post.php:454
 msgid "Languages"
 msgstr ""
 
-#: src/Content/Item.php:403 src/Content/Widget.php:80
+#: src/Content/Item.php:435 src/Content/Widget.php:80
 #: src/Model/Contact.php:1200 src/Model/Contact.php:1211
 #: src/Module/Contact/Follow.php:166 view/theme/vier/theme.php:196
 msgid "Connect/Follow"
@@ -1920,8 +1921,8 @@ msgid ""
 "<a href=\"%1$s\" target=\"_blank\" rel=\"noopener noreferrer\">%2$s</a> %3$s"
 msgstr ""
 
-#: src/Content/Text/BBCode.php:1257 src/Model/Item.php:3588
-#: src/Model/Item.php:3594 src/Model/Item.php:3595
+#: src/Content/Text/BBCode.php:1257 src/Model/Item.php:3558
+#: src/Model/Item.php:3564 src/Model/Item.php:3565
 msgid "Link to source"
 msgstr ""
 
@@ -3090,66 +3091,66 @@ msgstr ""
 msgid "Edit groups"
 msgstr ""
 
-#: src/Model/Item.php:2026
+#: src/Model/Item.php:1994
 #, php-format
 msgid "Detected languages in this post:\\n%s"
 msgstr ""
 
-#: src/Model/Item.php:2929
+#: src/Model/Item.php:2897
 msgid "activity"
 msgstr ""
 
-#: src/Model/Item.php:2931
+#: src/Model/Item.php:2899
 msgid "comment"
 msgstr ""
 
-#: src/Model/Item.php:2934
+#: src/Model/Item.php:2902
 msgid "post"
 msgstr ""
 
-#: src/Model/Item.php:3082
+#: src/Model/Item.php:3052
 #, php-format
 msgid "Content warning: %s"
 msgstr ""
 
-#: src/Model/Item.php:3500
+#: src/Model/Item.php:3470
 msgid "bytes"
 msgstr ""
 
-#: src/Model/Item.php:3531
+#: src/Model/Item.php:3501
 #, php-format
 msgid "%2$s (%3$d%%, %1$d vote)"
 msgid_plural "%2$s (%3$d%%, %1$d votes)"
 msgstr[0] ""
 msgstr[1] ""
 
-#: src/Model/Item.php:3533
+#: src/Model/Item.php:3503
 #, php-format
 msgid "%2$s (%1$d vote)"
 msgid_plural "%2$s (%1$d votes)"
 msgstr[0] ""
 msgstr[1] ""
 
-#: src/Model/Item.php:3538
+#: src/Model/Item.php:3508
 #, php-format
 msgid "%d voter. Poll end: %s"
 msgid_plural "%d voters. Poll end: %s"
 msgstr[0] ""
 msgstr[1] ""
 
-#: src/Model/Item.php:3540
+#: src/Model/Item.php:3510
 #, php-format
 msgid "%d voter."
 msgid_plural "%d voters."
 msgstr[0] ""
 msgstr[1] ""
 
-#: src/Model/Item.php:3542
+#: src/Model/Item.php:3512
 #, php-format
 msgid "Poll end: %s"
 msgstr ""
 
-#: src/Model/Item.php:3576 src/Model/Item.php:3577
+#: src/Model/Item.php:3546 src/Model/Item.php:3547
 msgid "View on separate page"
 msgstr ""