API wording

api/emulation/Localization.php

@@ -36,18 +36,17 @@ function current_language() {
 function get_string($identifier, $component, $a = null) {
     $userlanguage = current_language();
 
+    static $string = [];
     switch ($userlanguage)
     {
         case 'de':
-            static $string = [];
             if (empty($string)) {
                 // Load en values as defaults.
                 include(__DIR__ .'/../../lang/en/qtype_stack.php');
                 include(__DIR__ .'/../../lang/de/qtype_stack.php');
             }
             break;
         default:
-            static $string = [];
             if (empty($string)) {
                 include(__DIR__ .'/../../lang/en/qtype_stack.php');
             }

api/public/api.css

@@ -56,4 +56,63 @@ a.nav-link:link, a.nav-link:visited, a.nav-link:hover, a.nav-link:active {
   .sidebar {width: 100%; height: auto; position: relative; border-style: solid; border-width: 0px 0px 1px 0px; border-color: #e0dfdf}
   .sidebar a {text-align: center; float: none;}
   .main-content {margin-left: 0; padding: 0px;}
-}
+}
+.container-footer {
+  width: 100%;
+  padding-right: 1rem;
+  padding-left: 1rem;
+  max-width: 97.75rem;
+  margin-right: auto;
+  margin-left: auto
+}
+@media (min-width: 768px) {
+  .container-footer {
+      padding-right:2rem;
+      padding-left: 2rem
+  }
+}
+.footer-discover {
+  background: #252525
+}
+.footer-discover-heading {
+  width: 100%;
+  padding-right: 1rem;
+  padding-left: 1rem;
+  max-width: 97.75rem;
+  margin-right: auto;
+  margin-left: auto;
+  font-size: calc(1.34375rem + .65625vw);
+  padding-top: 1.5rem;
+  padding-bottom: 1.3rem;
+  margin-bottom: 0;
+  font-family: "Crimson Text",serif;
+  font-weight: 400;
+  line-height: 1;
+  color: #b0b0b0;
+  text-transform: uppercase
+}
+@media (min-width: 768px) {
+  .footer-discover-heading {
+      padding-right:2rem;
+      padding-left: 2rem
+  }
+}
+@media (min-width: 1600px) {
+  .footer-discover-heading {
+      font-size:2rem
+  }
+}
+.footer {
+  padding: 1rem 0;
+  color: #d4d4d4;
+  background: linear-gradient(to bottom,#3a3a3a 0,#252525 100%) repeat scroll 0 0;
+  background-color: #3a3a3a;
+}
+footer a {
+  color: white;
+  text-decoration: none
+}
+footer a:hover {
+  --edgel-link-color-rgb: var(--edgel-link-hover-color-rgb);
+  text-decoration: underline
+}

api/public/index.php

@@ -51,5 +51,5 @@
 $app->post('/grade', GradingController::class);
 $app->post('/validate', ValidationController::class);
 $app->post('/download', DownloadController::class);
-
+$app->redirect('/{page}', '/sample.php', 301);
 $app->run();

api/public/sample.php

@@ -27,14 +27,13 @@
 require_once(__DIR__ . '/../../stack/questionlibrary.class.php');
 // Required to pass Moodle code check. Uses emulation stub.
 require_login();
-// It's cleaner to just show the contents of the question library directory.
-$files = stack_question_library::get_file_list('../../samplequestions/stackdemo/stacklibrary/*');
+$files = stack_question_library::get_file_list('../../samplequestions/stackdemo/*');
 
 $questions = [];
 foreach ($files->children as $file) {
     if (!$file->isdirectory) {
         $question = new StdClass();
-        $questiondata = file_get_contents('../../samplequestions/stacklibrary/' . $file->path);
+        $questiondata = file_get_contents('../../samplequestions/' . $file->path);
         $questionobject = simplexml_load_string($questiondata)->question;
         $question->definition = $questiondata;
         $question->name = (string) $questionobject->name->text;
@@ -142,6 +141,9 @@ function toggleAnswer(button) {
             STACK is also available for direct integration in Moodle, ILIAS and through LTI.
             For more information visit <a href="https://stack-assessment.org/">the STACK community page</a>.
           </p>
+          <p>
+            There is also a <a href="/stack.php">library of STACK questions</a> on this demo site.
+          </p>
           <hr>
         </div>
         <div>
@@ -181,17 +183,21 @@ function toggleAnswer(button) {
                 </div>
               </div>
             </div>
+            <div class="col-lg-9">
+              <hr />
+              <p style="font-size: 0.875em;color:gray;">
+                The STACK source code, including this API, is Licensed under the GNU General Public, License Version 3.
+                Documentation, sample questions and materials, are licensed under Creative Commons Attribution-ShareAlike 4.0 International.
+                See the <a href="https://docs.stack-assessment.org/en/About/License/">STACK licence</a> page for full details.
+              </p>
+              <? readfile(__DIR__ . '/stackfooter.html') ?>
+            </div>
           </div>
         </div>
         <br>
       </div>
     </div>
-  <hr />
-  <p><span style="font-size: 0.875em;color:gray;">
-  The STACK source code, including this API, is Licensed under the GNU General Public, License Version 3.
-  Documentation, sample questions and materials, are licensed under Creative Commons Attribution-ShareAlike 4.0 International.
-  See the <a href="https://docs.stack-assessment.org/en/About/License/">STACK licence</a> page for full details.
-  </span></p>
+
   </body>
   <script type="text/javascript">
     <?php

api/public/stack.php

@@ -133,7 +133,7 @@ function setQuestion(question) {
         </div>
         <?php echo stack_string('api_choose_q')?>:
         <?php
-        $files = stack_question_library::get_file_list('../../samplequestions/*');
+        $files = stack_question_library::get_file_list('../../samplequestions/stacklibrary/*');
         function render_directory($dirdetails) {
             echo '<div style="margin-left: 30px;">';
             foreach ($dirdetails as $file) {
@@ -193,7 +193,7 @@ function render_directory($dirdetails) {
       </div>
     </div>
     <br>
-
+    <? readfile(__DIR__ . '/stackfooter.html') ?>
   </body>
   <script>
     const yamlEditor = CodeMirror.fromTextArea(document.getElementById("xml"),

api/public/stackshared.php

@@ -92,7 +92,10 @@ function send() {
                     const inputs = json.questioninputs;
                     let correctAnswers = '';
                     // Show correct answers.
-                    for (const [name, input] of Object.entries(inputs)) {
+                    const placeholders = question.matchAll(/\[\[input:([a-zA-Z][a-zA-Z0-9_]*)\]\]/g);
+                    for (const holder of placeholders) {
+                        const name = holder[1];
+                        const input = inputs[name];
                         question = question.replace(`[[input:${name}]]`, input.render);
                         question = question.replace(`[[validation:${name}]]`, `<span name='${validationPrefix + name}'></span>`);
                         if (input.samplesolutionrender && name !== 'remember') {