Add notes to field

Author: rajumsys

trunk/admin.widget.class.php

@@ -229,12 +229,20 @@ public function render_password_field()
 
     public function render_template_field()
     {
-        printf(
-            '<input type="text" id="template" name="sp_settings[template]" class="regular-text" value="%s" /><br/>
-            <small>The template must have a variable in it named <code>{{{content}}}</code>.<br/>
-            Note the triple curly braces, which are required to include non-escaped HTML.</small>',
-            isset($this->options['template']) ? $this->options['template'] : ''
-        );
+        ?>
+        <input type="text" id="template" name="sp_settings[template]" class="regular-text"
+               value="<?php echo $this->options['template']; ?>"/><br/>
+        <small><strong>Important Notes</strong>
+            <ul>
+                <li>- Leave blank not to use Template.</li>
+                <li>- Only valid for HTTP API.</li>
+                <li>- The template must have a variable in it named <code>{{{content}}}</code>. Note the triple curly braces, which are required to include non-escaped HTML.
+                </li>
+                <li>- Use <code>{{subject}}</code> and <code>{{from_name}}</code> to substitute Subject and From Name respectively</li>
+                <li>- From email override has no effect.</li>
+            </ul>
+        </small>
+    <?php
     }
 
     public function render_from_email_field()