Final

2021-04-18 15:31:38 +01:00
parent f63a81074d
commit 188af22a54
224 changed files with 79 additions and 2241 deletions
@@ -0,0 +1,98 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <title>An Example Form</title>
+    <style>
+      .signup {
+        border:1px solid #999999;
+        font:  normal 14px helvetica;
+        color: #444444;
+      }
+    </style>
+
+    <script>
+      function validate(form)
+      {
+        fail  = validateForename(form.forename.value)
+        fail += validateSurname(form.surname.value)
+        fail += validateUsername(form.username.value)
+        fail += validatePassword(form.password.value)
+        fail += validateAge(form.age.value)
+        fail += validateEmail(form.email.value)
+
+        if   (fail == "")   return true
+        else { alert(fail); return false }
+      }
+
+      function validateForename(field)
+      {
+        return (field == "") ? "No Forename was entered.\n" : ""
+      }
+      
+      function validateSurname(field)
+      {
+        return (field == "") ? "No Surname was entered.\n" : ""
+      }
+
+      function validateUsername(field)
+      {
+        if (field == "") return "No Username was entered.\n"
+        else if (field.length < 5)
+          return "Usernames must be at least 5 characters.\n"
+        else if (/[^a-zA-Z0-9_-]/.test(field))
+          return "Only a-z, A-Z, 0-9, - and _ allowed in Usernames.\n"
+        return ""
+      }
+
+      function validatePassword(field)
+      {
+        if (field == "") return "No Password was entered.\n"
+        else if (field.length < 6)
+          return "Passwords must be at least 6 characters.\n"
+        else if (! /[a-z]/.test(field) ||
+                 ! /[A-Z]/.test(field) ||
+                 ! /[0-9]/.test(field))
+          return "Passwords require one each of a-z, A-Z and 0-9.\n"
+        return ""
+      }
+
+      function validateAge(field)
+      {
+        if (isNaN(field)) return "No Age was entered.\\n"
+        else if (field < 18 || field > 110)
+          return "Age must be between 18 and 110.\n"
+        return ""
+      }
+
+      function validateEmail(field)
+      {
+        if (field == "") return "No Email was entered.\n"
+          else if (!((field.indexOf(".") > 0) &&
+                     (field.indexOf("@") > 0)) ||
+                     /[^a-zA-Z0-9.@_-]/.test(field))
+            return "The Email address is invalid.\n"
+        return ""
+      }
+    </script>
+  </head>
+  <body>
+    <table border="0" cellpadding="2" cellspacing="5" bgcolor="#eeeeee">
+      <th colspan="2" align="center">Signup Form</th>
+      <form method="post" action="adduser.php" onsubmit="return validate(this)">
+        <tr><td>Forename</td>
+          <td><input type="text" maxlength="32" name="forename"></td></tr>
+        <tr><td>Surname</td>
+          <td><input type="text" maxlength="32" name="surname"></td></tr>
+        <tr><td>Username</td>
+          <td><input type="text" maxlength="16" name="username"></td></tr>
+        <tr><td>Password</td>
+          <td><input type="text" maxlength="12" name="password"></td></tr>
+        <tr><td>Age</td>
+          <td><input type="text" maxlength="3"  name="age"></td></tr>
+        <tr><td>Email</td>
+          <td><input type="text" maxlength="64" name="email"></td></tr>
+        <tr><td colspan="2" align="center"><input type="submit" value="Signup"></td></tr>
+      </form>
+    </table>
+  </body>
+</html>