apply Apache License

it was the case that the language string for Exceptions was not
resolved successfully in some cases.
Now we switch to passing the internal string via Exceptions which
then will be used to translate to the correct language when needed

MatrixConnection.php

@@ -1,4 +1,18 @@
 <?php
+/**
+ * Copyright 2018 Matthias Kesler
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 class MatrixConnection
 {
 	private $hs;

cron.php

@@ -1,4 +1,18 @@
 <?php
+/**
+ * Copyright 2018 Matthias Kesler
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 require_once("config.php");
 require_once("mail_templates.php");
 require_once("database.php");

database.php

@@ -1,4 +1,18 @@
 <?php
+/**
+ * Copyright 2018 Matthias Kesler
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 require_once("config.php");
 if (!isset($config["databaseURI"])) {
 	throw new Exception ("malformed configuration: databaseURI not defined");
@@ -172,12 +186,10 @@ class mxDatabase
 	 */
 	function addRegistration($first_name, $last_name, $username, $note, $email) {
 		if ($this->userPendingRegistrations($username)) {
-			require_once("language.php");
-			throw new Exception($language["USERNAME_PENDING_REGISTRATION"]." (requested)");
+			throw new Exception("USERNAME_PENDING_REGISTRATION");
 		}
 		if ($this->userRegistered($username)) {
-			require_once("language.php");
-			throw new Exception($language["USERNAME_REGISTERED"] . " (registered)");
+			throw new Exception("USERNAME_REGISTERED");
 		}
 
 		$verify_token = bin2hex(random_bytes(16));

internal/directory_search.php

@@ -1,4 +1,18 @@
 <?php
+/**
+ * Copyright 2018 Matthias Kesler
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 require_once("../database.php");
 $response=[
     "limited" => false,

internal/identity_bulk.php

@@ -1,4 +1,18 @@
 <?php
+/**
+ * Copyright 2018 Matthias Kesler
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 require_once("../database.php");
 $response = [
     "lookup" => []

internal/identity_single.php

@@ -1,4 +1,18 @@
 <?php
+/**
+ * Copyright 2018 Matthias Kesler
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 require_once("../database.php");
 $response = new stdClass;
 try {

internal/login.php

@@ -1,4 +1,18 @@
 <?php
+/**
+ * Copyright 2018 Matthias Kesler
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 $response = [
     "auth" => [
         "success" => false,

lang/lang.de-de.php

@@ -1,4 +1,18 @@
 <?php
+/**
+ * Copyright 2018 Matthias Kesler
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 $language = array(
     "NO_CONFIGURATION" => "Es konnte keine Konfiguration gefunden werden.",
     "UNKNOWN_SESSION" => "Sitzungstoken nicht vorhanden oder ungültig.",

language.php

@@ -1,4 +1,18 @@
 <?php
+/**
+ * Copyright 2018 Matthias Kesler
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 $lang = "de-de";
 if(isset($_GET['lang'])){
 	$lang = filter_var($_GET['lang'], FILTER_SANITIZE_STRING);

mail_templates.php

@@ -1,5 +1,18 @@
 <?php
-
+/**
+ * Copyright 2018 Matthias Kesler
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 function send_mail($receiver, $subject, $body) {
 	include("config.php");
 	$headers = "From: " . $config["register_email"] . "\r\n"

public/index.php

@@ -1,6 +1,18 @@
-<html>
-	<head>
-<?php
+<html><head><?php
+/**
+ * Copyright 2018 Matthias Kesler
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 require_once "../language.php";
 if (!file_exists("../config.php")) {
 	print($language["NO_CONFIGURATION"]);
@@ -20,32 +32,32 @@ if ($_SERVER["REQUEST_METHOD"] == "POST") {
 	try {
 		if (!isset($_SESSION["token"]) || !isset($_POST["token"]) || $_SESSION["token"] != $_POST["token"]) {
 			// token not present or invalid
-			throw new Exception($language["UNKNOWN_SESSION"]);
+			throw new Exception("UNKNOWN_SESSION");
 		}
 		if (!isset($_POST["username"])) {
-			throw new Exception($language["UNKNOWN_USERNAME"]);
+			throw new Exception("UNKNOWN_USERNAME");
 		}
 		if (strlen($_POST["username"] > 20 || strlen($_POST["username"]) < 3)) {
-			throw new Exception($language["USERNAME_LENGTH_INVALID"]);
+			throw new Exception("USERNAME_LENGTH_INVALID");
 		}
 		if (ctype_alnum($_POST['username']) != true) {
-			throw new Exception($language["USERNAME_NOT_ALNUM"]);
+			throw new Exception("USERNAME_NOT_ALNUM");
 		}
 		if (isset($config["getPasswordOnRegistration"]) && $config["getPasswordOnRegistration"] &&
 			$_POST["password"] != $_POST["password_confirm"]) {
-			throw new Exception($language["PASSWORD_NOT_MATCH"]);
+			throw new Exception("PASSWORD_NOT_MATCH");
 		}
 		if (isset($_POST["note"]) && strlen($_POST["note"]) > 50) {
-			throw new Exception($language["NOTE_LENGTH_EXEEDED"]);
+			throw new Exception("NOTE_LENGTH_EXEEDED");
 		}
 		if (!isset($_POST["email"]) || !filter_var($_POST["email"], FILTER_VALIDATE_EMAIL)) {
-			throw new Exception($language["EMAIL_INVALID_FORMAT"]);
+			throw new Exception("EMAIL_INVALID_FORMAT");
 		}
 		if (isset($_POST["first_name"]) && ! preg_match("/[A-Z][a-z]+/", $_POST["first_name"])) {
-			throw new Exception($language["FIRSTNAME_INVALID_FORMAT"]);
+			throw new Exception("FIRSTNAME_INVALID_FORMAT");
 		}
 		if (isset($_POST["last_name"]) && ! preg_match("/[A-Z][a-z]+/", $_POST["last_name"])) {
-			throw new Exception($language["SIRNAME_INVALID_FORMAT"]);
+			throw new Exception("SIRNAME_INVALID_FORMAT");
 		}
 
 		$first_name = filter_var($_POST["first_name"], FILTER_SANITIZE_STRING);
@@ -87,7 +99,11 @@ if ($_SERVER["REQUEST_METHOD"] == "POST") {
 		print("<title>" . $language["REGISTRATION_REQUEST_FAILED"] . "</title>");
 		print("</head><body>");
 		print("<h1>" . $language["REGISTRATION_REQUEST_FAILED"] . "</h1>");
+		if (isset($language[$e->getMessage()])) {
+			print("<p>" . $language[$e->getMessage()] . "</p>");
+		} else {
 			print("<p>" . $e->getMessage() . "</p>");
+		}
 		print("<a href=\"" . $config["webroot"] . "/index.php" . "\">Zur Registrierungsseite</a>");
 	}
 } else {

public/verify.php

@@ -1,6 +1,18 @@
-<html>
-	<head>
-<?php
+<html><head><?php
+/**
+ * Copyright 2018 Matthias Kesler
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 require_once "../language.php";
 if (!file_exists("../config.php")) {
 	print($language["NO_CONFIGURATION"]);
@@ -22,7 +34,7 @@ try {
 		throw new Exception("Method not allowed");
 	}
 	if (!isset($_GET["t"])) {
-		throw new Exception($language["UNKNOWN_TOKEN"]);
+		throw new Exception("UNKNOWN_TOKEN");
 	}
 	$token = filter_var($_GET["t"], FILTER_SANITIZE_STRING);
 
@@ -30,7 +42,7 @@ try {
 
 	$user = $mx_db->getUserForVerify($token);
 	if ($user == NULL) {
-		throw new Exception($language["UNKNOWN_TOKEN"]);
+		throw new Exception("UNKNOWN_TOKEN");
 	}
 	$first_name = $user["first_name"];
 	$last_name = $user["last_name"];
@@ -69,7 +81,11 @@ try {
 	print("<title>" . $language["VERIFICATION_FAILED"] . "</title>");
 	print("</head><body>");
 	print("<h1>" . $language["VERIFICATION_FAILED"] . "</h1>");
+	if (isset($language[$e->getMessage()])) {
+		print("<p>" . $language[$e->getMessage()] . "</p>");
+	} else {
 		print("<p>" . $e->getMessage() . "</p>");
+	}
 	print("<a href=\"" . $config["webroot"] . "/index.php" . "\">Zur Registrierungsseite</a>");
 }
 ?>

public/verify_admin.php

@@ -1,6 +1,18 @@
-<html>
-<head>
-<?php
+<html><head><?php
+/**
+ * Copyright 2018 Matthias Kesler
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 require_once "../language.php";
 if (!file_exists("../config.php")) {
 	print($language["NO_CONFIGURATION"]);
@@ -22,7 +34,7 @@ try {
 		throw new Exception("Method not allowed");
 	}
 	if (!isset($_GET["t"])) {
-		throw new Exception($language["UNKNOWN_TOKEN"]);
+		throw new Exception("UNKNOWN_TOKEN");
 	}
 	$token = filter_var($_GET["t"], FILTER_SANITIZE_STRING);
 
@@ -42,7 +54,7 @@ try {
 
 	$user = $mx_db->getUserForApproval($token);
 	if ($user == NULL) {
-		throw new Exception($language["UNKNOWN_TOKEN"]);
+		throw new Exception("UNKNOWN_TOKEN");
 	}
 
 	$first_name = $user["first_name"];
@@ -74,7 +86,7 @@ try {
 			$mxMsg->set_type("m.text");
 			$mxMsg->set_body("Fehler beim Registrieren von " . $first_name . " " . $last_name . ".");
 			$mxConn->send($config["register_room"], $mxMsg);
-			throw new Exception($language["REGISTRATION_FAILED"]);
+			throw new Exception("REGISTRATION_FAILED");
 		}
 
 		print("<title>" . $language["ADMIN_VERIFY_SITE_TITLE"] . "</title>");
@@ -160,7 +172,11 @@ background: rgba(255, 255, 255, 0.8);
 	print("<title>" . $language["REGISTRATION_FAILED"] . "</title>");
 	print("</head><body>");
 	print("<h1>" . $language["REGISTRATION_FAILED"] . "</h1>");
+	if (isset($language[$e->getMessage()])) {
+		print("<p>" . $language[$e->getMessage()] . "</p>");
+	} else {
 		print("<p>" . $e->getMessage() . "</p>");
+	}
 	print("<a href=\"" . $config["webroot"] . "/index.php" . "\">Zur Registrierungsseite</a>");
 }
 ?>