General theme: add license and add URL source code in footer

3 files changed, 72 insertions, 110 deletions

diff --git a/youtube/templates/base.html b/youtube/templates/base.html
index bb7437d..d410e0d 100644
--- a/youtube/templates/base.html
+++ b/youtube/templates/base.html
@@ -130,95 +130,7 @@
                         <button type="reset" id="item-selection-reset">Clear selection</button>
                     </div>
                 </form>
-
-                <script>
-                 (function main() {
-                     /* Takes control of the form if javascript is enabled, so that adding stuff to a playlist will not cause things to stop loading, and will display a status message. If javascript is disabled, the form will still work using regular HTML methods, but causes things on the page (such as the video) to stop loading. */
-                     const playlistAddForm = document.getElementById('playlist-edit');
-
-                     function setStyle(element, property, value){
-                         element.style[property] = value;
-                     }
-                     function removeMessage(messageBox){
-                         messageBox.parentNode.removeChild(messageBox);
-                     }
-
-                     function displayMessage(text, error=false){
-                         let currentMessageBox = document.getElementById('message-box');
-                         if(currentMessageBox !== null){
-                             currentMessageBox.parentNode.removeChild(currentMessageBox);
-                         }
-                         let messageBox = document.createElement('div');
-                         if(error){
-                             messageBox.setAttribute('role', 'alert');
-                         } else {
-                             messageBox.setAttribute('role', 'status');
-                         }
-                         messageBox.setAttribute('id', 'message-box');
-                         let textNode = document.createTextNode(text);
-                         messageBox.appendChild(textNode);
-                         document.querySelector('main').appendChild(messageBox);
-                         let currentstyle = window.getComputedStyle(messageBox);
-                         let removalDelay;
-                         if(error){
-                             removalDelay = 5000;
-                         } else {
-                             removalDelay = 1500;
-                         }
-                         window.setTimeout(setStyle, 20, messageBox, 'opacity', 1);
-                         window.setTimeout(setStyle, removalDelay, messageBox, 'opacity', 0);
-                         window.setTimeout(removeMessage, removalDelay+300, messageBox);
-                     }
-                     // https://developer.mozilla.org/en-US/docs/Learn/HTML/Forms/Sending_forms_through_JavaScript
-                     function sendData(event){
-                         var clicked_button = document.activeElement;
-                         if(clicked_button === null || clicked_button.getAttribute('type') !== 'submit' || clicked_button.parentElement != event.target){
-                             console.log('ERROR: clicked_button not valid');
-                             return;
-                         }
-                         if(clicked_button.getAttribute('value') !== 'add'){
-                             return;     // video(s) are being removed from playlist, just let it refresh the page
-                         }
-                         event.preventDefault();
-                         var XHR = new XMLHttpRequest();
-                         var FD = new FormData(playlistAddForm);
-
-                         if(FD.getAll('video_info_list').length === 0){
-                             displayMessage('Error: No videos selected', true);
-                             return;
-                         }
-
-                         if(FD.get('playlist_name') === ""){
-                             displayMessage('Error: No playlist selected', true);
-                             return;
-                         }
-
-                         // https://stackoverflow.com/questions/48322876/formdata-doesnt-include-value-of-buttons
-                         FD.append('action', 'add');
-
-                         XHR.addEventListener('load', function(event){
-                             if(event.target.status == 204){
-                                 displayMessage('Added videos to playlist "' + FD.get('playlist_name') + '"');
-                             } else {
-                                 displayMessage('Error adding videos to playlist: ' + event.target.status.toString(), true);
-                             }
-                         });
-
-                         XHR.addEventListener('error', function(event){
-                             if(event.target.status == 0){
-                                 displayMessage('XHR failed: Check that XHR requests are allowed', true);
-                             } else {
-                                 displayMessage('XHR failed: Unknown error', true);
-                             }
-                         });
-
-                         XHR.open('POST', playlistAddForm.getAttribute('action'));
-                         XHR.send(FD);
-                     }
-
-                     playlistAddForm.addEventListener('submit', sendData);
-                 }());
-                </script>
+                <script src="/youtube.com/static/js/playlistadd.js"></script>
             {% endif %}
 
         </header>
@@ -230,12 +142,23 @@
 
         </main>
         <footer class="footer">
-            <p>This site is Free/Libre Software</p>
-            {% if current_commit and current_version %}
-                <p>Current version: {{ current_version }}-{{ current_commit }} @ {{ current_branch }}</p>
-            {% else %}
-                <p>Current version: {{ current_version }}</p>
-            {% endif %}
+            <div>
+                <a href="https://libregit.org/heckyel/yt-local.git"
+                   rel="noopener noreferrer" target="_blank">
+                    Released under the AGPLv3 or later
+                </a>
+            </div>
+            <div>
+                <p>This site is Free/Libre Software</p>
+                {% if current_commit and current_version %}
+                    <p>Current version: {{ current_version }}-{{ current_commit }} @ {{ current_branch }}</p>
+                {% else %}
+                    <p>Current version: {{ current_version }}</p>
+                {% endif %}
+            </div>
+            <div>
+                <a href="/youtube.com/licenses" data-jslicense="1" rel="noopener noreferrer" target="_blank">JavaScript licenses</a>
+            </div>
         </footer>
     </body>
 
diff --git a/youtube/templates/licenses.html b/youtube/templates/licenses.html
new file mode 100644
index 0000000..dc883a8
--- /dev/null
+++ b/youtube/templates/licenses.html
@@ -0,0 +1,49 @@
+{% set page_title = title %}
+{% extends "base.html" %}
+{% block style %}
+    <link href="/youtube.com/static/license.css" rel="stylesheet"/>
+{% endblock style %}
+{% block main %}
+    <table id="jslicense-labels1" class="table">
+        <caption>JavaScript Licensing Table</caption>
+        <thead>
+            <tr>
+                <th>File</th>
+                <th>License</th>
+                <th>Source</th>
+            </tr>
+        </thead>
+        <tbody>
+            <tr>
+                <td data-label="File"><a href="/youtube.com/static/js/comments.js">comments.js</a></td>
+                <td data-label="License"><a href="http://www.gnu.org/licenses/agpl-3.0.html">AGPL-3.0 or later</a></td>
+                <td data-label="Source"><a href="/youtube.com/static/js/comments.js">comments.js</a></td>
+            </tr>
+            <tr>
+                <td data-label="File"><a href="/youtube.com/static/js/common.js">common.js</a></td>
+                <td data-label="License"><a href="http://www.gnu.org/licenses/agpl-3.0.html">AGPL-3.0 or later</a></td>
+                <td data-label="Source"><a href="/youtube.com/static/js/common.js">common.js</a></td>
+            </tr>
+            <tr>
+                <td data-label="File"><a href="/youtube.com/static/js/hotkeys.js">hotkeys.js</a></td>
+                <td data-label="License"><a href="http://www.gnu.org/licenses/agpl-3.0.html">AGPL-3.0 or later</a></td>
+                <td data-label="Source"><a href="/youtube.com/static/js/hotkeys.js">hotkeys.js</a></td>
+            </tr>
+            <tr>
+                <td data-label="File"><a href="/youtube.com/static/js/playlistadd.js">playlistadd.js</a></td>
+                <td data-label="License"><a href="http://www.gnu.org/licenses/agpl-3.0.html">AGPL-3.0 or later</a></td>
+                <td data-label="Source"><a href="/youtube.com/static/js/playlistadd.js">playlistadd.js</a></td>
+            </tr>
+            <tr>
+                <td data-label="File"><a href="/youtube.com/static/js/speedyplay.js">speedyplay.js</a></td>
+                <td data-label="License"><a href="http://www.gnu.org/licenses/agpl-3.0.html">AGPL-3.0 or later</a></td>
+                <td data-label="Source"><a href="/youtube.com/static/js/speedyplay.js">speedyplay.js</a></td>
+            </tr>
+             <tr>
+                <td data-label="File"><a href="/youtube.com/static/js/transcript-table.js">transcript-table.js</a></td>
+                <td data-label="License"><a href="http://www.gnu.org/licenses/agpl-3.0.html">AGPL-3.0 or later</a></td>
+                <td data-label="Source"><a href="/youtube.com/static/js/transcript-table.js">transcript-table.js</a></td>
+             </tr>
+        </tbody>
+    </table>
+{% endblock main %}
diff --git a/youtube/templates/watch.html b/youtube/templates/watch.html
index dbc7e83..60fd941 100644
--- a/youtube/templates/watch.html
+++ b/youtube/templates/watch.html
@@ -76,21 +76,7 @@
 
             <div class="external-player-controls">
                 <input class="speed" id="speed-control" type="text">
-                <script>
-                 (function main() {
-                     'use strict';
-                     const video = document.getElementById('js-video-player');
-                     const speedInput = document.getElementById('speed-control');
-                     speedInput.addEventListener('keyup', (event) => {
-                         if (event.key === 'Enter') {
-                             let speed = parseFloat(speedInput.value);
-                             if(!isNaN(speed)){
-                                 video.playbackRate = speed;
-                             }
-                         }
-                     });
-                 }());
-                </script>
+                <script src="/youtube.com/static/js/speedyplay.js"></script>
             </div>
 
             <input class="v-checkbox" name="video_info_list" value="{{ video_info }}" form="playlist-edit" type="checkbox">
@@ -184,6 +170,7 @@
                 </nav>
                 {% if playlist['current_index'] is not none %}
                     <script>
+                     // @license magnet:?xt=urn:btih:0b31508aeb0634b347b8270c7bee4d411b5d4109&dn=agpl-3.0.txt AGPL-v3-or-Later
                      (function main() {
                          // from https://stackoverflow.com/a/6969486
                          function escapeRegExp(string) {
@@ -260,10 +247,12 @@
                              }
                          }
                      }());
+                     // @license-end
                     </script>
                 {% endif %}
                 {% if playlist['id'] is not none %}
                     <script>
+                     // @license magnet:?xt=urn:btih:0b31508aeb0634b347b8270c7bee4d411b5d4109&dn=agpl-3.0.txt AGPL-v3-or-Later
                      (function main() {
                          // lazy load playlist images
                          // copied almost verbatim from
@@ -296,6 +285,7 @@
                              observer.observe(img);
                          });
                      }());
+                     // @license-end
                     </script>
                 {% endif %}
             </div>