User picture: Update contact's image attribute with preferences' placeholder so it can be used elsewhere

sources/Controller/PreferencesController.php

@@ -0,0 +1,67 @@
+<?php
+/*
+ * @copyright   Copyright (C) 2010-2021 Combodo SARL
+ * @license     http://opensource.org/licenses/AGPL-3.0
+ */
+
+namespace Combodo\iTop\Controller;
+
+use appUserPreferences;
+use Exception;
+use MetaModel;
+use ormDocument;
+use UserRights;
+use utils;
+
+/**
+ * Class PreferencesController
+ *
+ * @internal
+ * @author Guillaume Lajarige <guillaume.lajarige@combodo.com>
+ * @since 3.0.0
+ * @package Combodo\iTop\Controller
+ */
+class PreferencesController
+{
+	/**
+	 * @return string[]
+	 * @throws \CoreException
+	 * @throws \CoreUnexpectedValue
+	 * @throws \MySQLException
+	 * @throws \Exception
+	 */
+	public static function SetUserPicture(): array
+	{
+		$sImageFilename = utils::ReadPostedParam('image_filename', null, utils::ENUM_SANITIZATION_FILTER_RAW_DATA);
+
+		// Set preference for the user
+		appUserPreferences::SetPref('user_picture_placeholder', $sImageFilename);
+
+		$sUserPicturesFolder = 'images/user-pictures/';
+		$sImageAbsPath = APPROOT.$sUserPicturesFolder.$sImageFilename;
+		$sImageAbsUrl = utils::GetAbsoluteUrlAppRoot().$sUserPicturesFolder.$sImageFilename;
+
+		// Check file can be read
+		$sImageData = file_get_contents($sImageAbsPath);
+		if (false === $sImageData) {
+			throw new Exception('Error while updating user image, could not open file "'.$sImageAbsPath.'"');
+		}
+
+		// Check if user has a contact with an image attribute, so we put the image in it also
+		$sPersonClass = 'Person';
+		if (true === MetaModel::HasImageAttributeCode($sPersonClass)) {
+			$oCurContact = UserRights::GetContactObject();
+			if (null !== $oCurContact) {
+				// Update contact
+				$sImageMimeType = mime_content_type($sImageAbsPath);
+				$oOrmImage = new ormDocument($sImageData, $sImageMimeType, $sImageFilename);
+
+				$sImageAttCode = MetaModel::GetImageAttributeCode($sPersonClass);
+				$oCurContact->Set($sImageAttCode, $oOrmImage);
+				$oCurContact->DBUpdate();
+			}
+		}
+
+		return ['image_url' => $sImageAbsUrl];
+	}
+}