add copy to clipboard for ssh-key pair and webhook url

gitium/functions.php

@@ -418,3 +418,18 @@ function gitium_admin_init() {
 	}
 }
 add_action( 'admin_init', 'gitium_admin_init' );
+
+add_action('admin_enqueue_scripts', 'enqueue_script_for_gitium_page');
+function enqueue_script_for_gitium_page($hook) {
+    // Check if the current page is your plugin's settings page
+    if ((isset($_GET['page']) && $_GET['page'] === 'gitium/gitium.php') || (isset($_GET['page']) && $_GET['page'] === 'gitium/gitium-settings.php')) {
+        // Enqueue your JavaScript file
+        wp_enqueue_script(
+            'my-plugin-script',  // Handle for the script
+            plugin_dir_url(__FILE__) . 'js/copy-to-clipboard.js',  // URL to the script
+            array('jquery'),  // Dependencies
+            '1.1',  // Version number 
+            true    // Load in footer
+        );
+    }
+}

gitium/inc/class-gitium-submenu-configure.php

@@ -152,8 +152,13 @@ private function setup_step_1_key_pair() {
 			<th scope="row"><label for="key_pair"><?php _e( 'Key pair', 'gitium' ); ?></label></th>
 				<td>
 					<p>
-					<input type="text" class="regular-text" name="key_pair" id="key_pair" value="<?php echo esc_attr( $git_public_key ); ?>" readonly="readonly">
-					<input type="submit" name="GitiumSubmitRegenerateKeypair" class="button" value="<?php _e( 'Regenerate Key', 'gitium' ); ?>" />
+						<input type="text" class="regular-text" name="key_pair" id="key_pair" value="<?php echo esc_attr( $git_public_key ); ?>" readonly="readonly">
+						<input type="submit" name="GitiumSubmitRegenerateKeypair" class="button" value="<?php _e( 'Regenerate Key', 'gitium' ); ?>" />
+					</p>
+					<p>
+						<div>
+							<button id="copyButton" class="button" data-copy-text="<?php echo esc_attr($git_public_key); ?>">Copy Key Pair</button>
+						</div>
 					</p>
 					<p class="description"><?php _e( 'If your code use ssh keybased authentication for git you need to allow write access to your repository using this key.', 'gitium' ); ?><br />
 			<?php _e( 'Checkout instructions for <a href="https://help.github.com/articles/generating-ssh-keys#step-3-add-your-ssh-key-to-github" target="_blank">github</a> or <a href="https://confluence.atlassian.com/display/BITBUCKET/Add+an+SSH+key+to+an+account#AddanSSHkeytoanaccount-HowtoaddakeyusingSSHforOSXorLinux" target="_blank">bitbucket</a>.', 'gitium' ); ?>

gitium/inc/class-gitium-submenu-settings.php

@@ -63,11 +63,16 @@ private function show_webhook_table_webhook_url() {
 			<th><label for="webhook-url"><?php _e( 'Webhook URL', 'gitium' ); ?>:</label></th>
 			<td>
 			  <p><code id="webhook-url"><?php echo esc_url( gitium_get_webhook() ); ?></code>
-			  <?php if ( ! defined( 'GIT_WEBHOOK_URL' ) || GIT_WEBHOOK_URL == '' ) : ?>
-			  <input type="submit" name="GitiumSubmitRegenerateWebhook" class="button" value="<?php _e( 'Regenerate Webhook', 'gitium' ); ?>" />
-                          <a class="button" href="<?php echo esc_url( gitium_get_webhook() ); ?>" target="_blank">Merge changes</a></p>
-			  <?php endif; ?>
-			  <p class="description"><?php _e( 'Pinging this URL triggers an update from remote repository.', 'gitium' ); ?></p>
+				<?php if ( ! defined( 'GIT_WEBHOOK_URL' ) || GIT_WEBHOOK_URL == '' ) : ?>
+				<input type="submit" name="GitiumSubmitRegenerateWebhook" class="button" value="<?php _e( 'Regenerate Webhook', 'gitium' ); ?>" />
+							<a class="button" href="<?php echo esc_url( gitium_get_webhook() ); ?>" target="_blank">Merge changes</a></p>
+				<?php endif; ?>
+			  	<p>
+					<div>
+						<button id="copyButton" class="button" data-copy-text="<?php echo esc_url( gitium_get_webhook() ) ?>">Copy Webhook URL</button>
+					</div>
+				</p>
+				<p class="description"><?php _e( 'Pinging this URL triggers an update from remote repository.', 'gitium' ); ?></p>
 			</td>
 		</tr>
 		<?php

gitium/js/copy-to-clipboard.js

@@ -0,0 +1,38 @@
+document.addEventListener('DOMContentLoaded', function() {
+    const copyButton = document.getElementById('copyButton');
+
+    copyButton.addEventListener('click', function() {
+        // Get the text to copy from the button's data attribute
+        const textToCopy = copyButton.getAttribute('data-copy-text');
+
+        // Check if navigator.clipboard is supported
+        if (navigator.clipboard && navigator.clipboard.writeText) {
+            navigator.clipboard.writeText(textToCopy)
+                .then(() => {
+                    alert('Copied to clipboard using navigator: ' + textToCopy);
+                })
+                .catch(err => {
+                    console.error('Could not copy text with navigator: ', err);
+                });
+        } else {
+            // Deprecated fallback for older browsers
+            console.warn('Using deprecated document.execCommand("copy") as a fallback. Update your browser for better clipboard support.');
+
+            // Fallback using document.execCommand
+            const tempTextarea = document.createElement('textarea');
+            tempTextarea.value = textToCopy;
+            document.body.appendChild(tempTextarea);
+            tempTextarea.select();
+
+            try {
+                document.execCommand('copy');
+                alert('Copied to clipboard (using fallback): ' + textToCopy);
+            } catch (err) {
+                console.error('Fallback copy failed: ', err);
+            }
+
+            // Remove the temporary textarea
+            document.body.removeChild(tempTextarea);
+        }
+    });
+});