Hotel Raxa - Advanced Booking System Implementation

🏨 Hotel Booking Enhancements:
- Implemented Eagle Booking Advanced Pricing add-on
- Added Booking.com-style rate management system
- Created professional calendar interface for pricing
- Integrated deals and discounts functionality

💰 Advanced Pricing Features:
- Dynamic pricing models (per room, per person, per adult)
- Base rates, adult rates, and child rates management
- Length of stay discounts and early bird deals
- Mobile rates and secret deals implementation
- Seasonal promotions and flash sales

📅 Availability Management:
- Real-time availability tracking
- Stop sell and restriction controls
- Closed to arrival/departure functionality
- Minimum/maximum stay requirements
- Automatic sold-out management

💳 Payment Integration:
- Maintained Redsys payment gateway integration
- Seamless integration with existing Eagle Booking
- No modifications to core Eagle Booking plugin

🛠️ Technical Implementation:
- Custom database tables for advanced pricing
- WordPress hooks and filters integration
- AJAX-powered admin interface
- Data migration from existing Eagle Booking
- Professional calendar view for revenue management

📊 Admin Interface:
- Booking.com-style management dashboard
- Visual rate and availability calendar
- Bulk operations for date ranges
- Statistics and analytics dashboard
- Modal dialogs for quick editing

🔧 Code Quality:
- WordPress coding standards compliance
- Secure database operations with prepared statements
- Proper input validation and sanitization
- Error handling and logging
- Responsive admin interface

🤖 Generated with Claude Code (https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

wp-includes/IXR/class-IXR-error.php

@@ -0,0 +1,53 @@
+<?php
+
+/**
+ * IXR_Error
+ *
+ * @package IXR
+ * @since 1.5.0
+ */
+class IXR_Error
+{
+    var $code;
+    var $message;
+
+	/**
+	 * PHP5 constructor.
+	 */
+    function __construct( $code, $message )
+    {
+        $this->code = $code;
+        $this->message = htmlspecialchars($message);
+    }
+
+	/**
+	 * PHP4 constructor.
+	 */
+	public function IXR_Error( $code, $message ) {
+		self::__construct( $code, $message );
+	}
+
+    function getXml()
+    {
+        $xml = <<<EOD
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+  <fault>
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+        <member>
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+          <value><string>{$this->message}</string></value>
+        </member>
+      </struct>
+    </value>
+  </fault>
+</methodResponse>
+
+EOD;
+        return $xml;
+    }
+}