Replace CDN with inline SVGs for offline support

Author: lumpy72006

src/adminui/templates/auth/login.html

@@ -4,7 +4,6 @@
 {% block title %}Sign into Kiwix Admin{% endblock %}
 
 {% block head %}
-<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.1/css/all.min.css">
 <style type="text/css">
 		main header {
 			margin-bottom: .5em;
@@ -57,6 +56,16 @@
 			--bs-link-hover-color-rgb: 227,130,14;
 			text-decoration: none;
 		}
+
+		#toggle-password {
+			border: none;
+			background: transparent;
+		}
+
+		.items-center {
+			display: flex;
+			align-items: center;
+		}
 	</style>
 	{% endblock %}
 
@@ -72,14 +81,21 @@
 						<label class="form-label" for="username">Username</label>
 						<input type="text"  class="form-control{% if is_incorrect %} is-invalid{% endif %}" name="username" placeholder="Usually “admin”" />
 					</div>
-					<div class="mb-3">
+					<div class="mb-3 items-center">
 						<label class="form-label" for="password">Password</label>
 						<input type="password" id="password-input" class="form-control{% if is_incorrect %} is-invalid{% endif %}" name="password" aria-describedby="credentialsFeedback">
 
 						<button class="btn btn-outline-secondary" type="button" id="toggle-password">
-							<i class="fa-solid fa-eye"></i>
+						    <svg id="eye-icon" xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" viewBox="0 0 16 16">
+							<path d="M16 8s-3-5.5-8-5.5S0 8 0 8s3 5.5 8 5.5S16 8 16 8zM1.173 8a13.133 13.133 0 0 1 1.66-2.043C4.12 4.668 5.88 3.5 8 3.5c2.12 0 3.879 1.168 5.168 2.457A13.133 13.133 0 0 1 14.828 8c-.058.087-.122.183-.195.288-.335.48-.83 1.12-1.465 1.755C11.879 11.332 10.119 12.5 8 12.5c-2.12 0-3.879-1.168-5.168-2.457A13.134 13.134 0 0 1 1.172 8z"/>
+							<path d="M8 5.5a2.5 2.5 0 1 0 0 5 2.5 2.5 0 0 0 0-5z"/>
+						    </svg>
+						    <svg id="eye-slash-icon" style="display: none;" xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" viewBox="0 0 16 16">
+							<path d="M13.359 11.238C15.06 9.72 16 8 16 8s-3-5.5-8-5.5a7.028 7.028 0 0 0-2.79.588l.77.771A5.944 5.944 0 0 1 8 3.5c2.12 0 3.879 1.168 5.168 2.457A13.134 13.134 0 0 1 14.828 8c-.058.087-.122.183-.195.288-.335.48-.83 1.12-1.465 1.755-.165.165-.337.328-.517.486l.708.709z"/>
+							<path d="M11.297 9.176a3.5 3.5 0 0 0-4.474-4.474l.823.823a2.5 2.5 0 0 1 2.829 2.829l.822.822zm-2.943 1.299.822.822a3.5 3.5 0 0 1-4.474-4.474l.823.823a2.5 2.5 0 0 0 2.829 2.829z"/>
+							<path d="M3.35 5.47c-.18.16-.353.322-.518.487A13.134 13.134 0 0 0 1.172 8l.195.288c.335.48.83 1.12 1.465 1.755C4.121 11.332 5.881 12.5 8 12.5c.716 0 1.39-.133 2.02-.36l.77.772A7.029 7.029 0 0 1 8 13.5C3 13.5 0 8 0 8s.939-1.721 2.641-3.238l.708.709zm10.296 8.884-12-12 .708-.708 12 12-.708.708z"/>
+						    </svg>
 						</button>
-
 						{% if is_incorrect and message_content %}<div id="credentialsFeedback" class="invalid-feedback">{{ message_content }}</div>{% endif %}
 					</div>
 					<div class="d-flex flex-row-reverse">
@@ -90,18 +106,24 @@
 		<div class="mt-1 mb-1 p-3"><a class="returnlink" href="http://{{ ctx.fqdn }}"><i class="fa-solid fa-arrow-left"></i> Return to the Hotspot</a></div>
 
 <script>
-    const togglePassword = document.querySelector('#toggle-password');
+    const toggleButton = document.querySelector('#toggle-password');
     const password = document.querySelector('#password-input');
+    const eyeIcon = document.querySelector('#eye-icon');
+    const eyeSlashIcon = document.querySelector('#eye-slash-icon');
 
-    togglePassword.addEventListener('click', function (e) {
-        // toggle the type attribute
+    toggleButton.addEventListener('click', function (e) {
+        // Toggle the password visibility
         const type = password.getAttribute('type') === 'password' ? 'text' : 'password';
         password.setAttribute('type', type);
 
-        // toggle the eye icon
-        const icon = this.querySelector('i');
-        icon.classList.toggle('fa-eye');
-        icon.classList.toggle('fa-eye-slash');
+        // Toggle the SVG icons
+        if (type === 'text') {
+            eyeIcon.style.display = 'none';
+            eyeSlashIcon.style.display = 'block';
+        } else {
+            eyeIcon.style.display = 'block';
+            eyeSlashIcon.style.display = 'none';
+        }
     });
 </script>
 {% endblock %}