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add_action('wp_head', function(){
	?>
	<script>
		jQuery(document).ready(function($) {
		    // Only run on single product pages or pages with vendor store header
		    if (document.body.classList.contains('single-product') || $('#marketking_vendor_store_page_header').length > 0) {
		        
		        // Function to mask email addresses
		        function maskEmail(email) {
		            var parts = email.split('@');
		            if (parts.length !== 2) return email;
		            
		            var username = parts[0];
		            var domain = parts[1];
		            
		            var maskedUsername = username.charAt(0) + 
		                               '*'.repeat(Math.max(2, username.length - 2)) + 
		                               (username.length > 2 ? username.charAt(username.length - 1) : '');
		                               
		            var maskedDomain = domain.charAt(0) + 
		                              '*'.repeat(domain.length - 2) + 
		                              domain.charAt(domain.length - 1);
		                              
		            return maskedUsername + '@' + maskedDomain;
		        }
		        
		        // Function to mask phone numbers
		        function maskPhone(phone) {
		            // Remove all non-numeric characters
		            var cleanPhone = phone.replace(/\D/g, '');
		            if (cleanPhone.length < 7) return phone;
		            
		            return '*'.repeat(Math.max(cleanPhone.length - 4, 0)) + 
		                   cleanPhone.slice(-4);
		        }
		        
		        // Function to process text nodes
		        function processTextNodes(node) {
		            if (node.nodeType === 3) { // Text node
		                // Email regex
		                var emailRegex = /\b[A-Za-z0-9._%+-]+@[A-Za-z0-9.-]+\.[A-Z|a-z]{2,}\b/g;
		                // Phone regex - matches various formats
		                var phoneRegex = /(\+\d{1,3}[-.\s]?)?\(?\d{3}\)?[-.\s]?\d{3}[-.\s]?\d{4}/g;
		                
		                var newText = node.textContent
		                    .replace(emailRegex, function(match) {
		                        return maskEmail(match);
		                    })
		                    .replace(phoneRegex, function(match) {
		                        return maskPhone(match);
		                    });
		                
		                if (newText !== node.textContent) {
		                    node.textContent = newText;
		                }
		            } else if (node.nodeType === 1 && // Element node
		                       !['SCRIPT', 'STYLE', 'NOSCRIPT', 'TEXTAREA'].includes(node.tagName)) {
		                Array.from(node.childNodes).forEach(processTextNodes);
		            }
		        }
		        
		        // Initial processing
		        processTextNodes(document.body);
		        
		        // Monitor DOM changes
		        var observer = new MutationObserver(function(mutations) {
		            mutations.forEach(function(mutation) {
		                mutation.addedNodes.forEach(function(node) {
		                    processTextNodes(node);
		                });
		            });
		        });
		        
		        // Start observing DOM changes
		        observer.observe(document.body, {
		            childList: true,
		            subtree: true
		        });
		    }
		});
	</script>
	<?php
});