Remove lazy loading and minification features

- Remove CSS minifier and speed functions\n- Remove lazy loading functionality\n- Update plugin description and README\n- Simplify plugin to focus on auto upload feature\n- Rename files from wpa-superstar to wp-allstars

includes/class-wp-allstars-auto-upload.php

@@ -0,0 +1,126 @@
+<?php
+/**
+ * Auto Upload Images functionality
+ *
+ * @package WP_Allstars
+ */
+
+class WP_Allstars_Auto_Upload {
+    /**
+     * Initialize the class
+     */
+    public function __construct() {
+        add_filter('content_save_pre', array($this, 'process_content'), 10, 1);
+        add_action('wp_allstars_image_upload_error', array($this, 'log_error'), 10, 2);
+    }
+
+    /**
+     * Process content for external images
+     *
+     * @param string $content The post content
+     * @return string Modified content with local image URLs
+     */
+    public function process_content($content) {
+        // Check if auto upload is enabled
+        $options = get_option('wp_allstars_workflow_options', array('auto_upload_images' => false));
+        if (!$options['auto_upload_images']) {
+            return $content;
+        }
+
+        // Regular expression to find image URLs
+        $pattern = '/<img[^>]+src=[\'"]([^\'"]+)[\'"][^>]*>/i';
+        
+        return preg_replace_callback($pattern, array($this, 'process_image_url'), $content);
+    }
+
+    /**
+     * Process individual image URL
+     *
+     * @param array $matches Regex matches
+     * @return string Updated img tag
+     */
+    private function process_image_url($matches) {
+        if (empty($matches[1])) {
+            return $matches[0];
+        }
+
+        $url = $matches[1];
+
+        // Skip if already a local URL
+        if ($this->is_local_url($url)) {
+            return $matches[0];
+        }
+
+        try {
+            $local_url = $this->upload_image($url);
+            if ($local_url) {
+                return str_replace($url, $local_url, $matches[0]);
+            }
+        } catch (Exception $e) {
+            do_action('wp_allstars_image_upload_error', $url, $e->getMessage());
+        }
+
+        return $matches[0];
+    }
+
+    /**
+     * Check if URL is local
+     *
+     * @param string $url URL to check
+     * @return boolean
+     */
+    private function is_local_url($url) {
+        $site_url = parse_url(get_site_url(), PHP_URL_HOST);
+        $image_host = parse_url($url, PHP_URL_HOST);
+        return $site_url === $image_host;
+    }
+
+    /**
+     * Upload external image to media library
+     *
+     * @param string $url External image URL
+     * @return string|false Local URL on success, false on failure
+     */
+    private function upload_image($url) {
+        // Get file info
+        $file_array = array();
+        $file_array['name'] = basename($url);
+
+        // Download file to temp location
+        $file_array['tmp_name'] = download_url($url);
+
+        if (is_wp_error($file_array['tmp_name'])) {
+            throw new Exception('Failed to download image: ' . $file_array['tmp_name']->get_error_message());
+        }
+
+        // Check file type
+        $wp_filetype = wp_check_filetype_and_ext($file_array['tmp_name'], $file_array['name']);
+        if (!$wp_filetype['type']) {
+            unlink($file_array['tmp_name']);
+            throw new Exception('Invalid file type');
+        }
+
+        // Upload the file
+        $attachment_id = media_handle_sideload($file_array, 0);
+
+        if (is_wp_error($attachment_id)) {
+            throw new Exception('Failed to upload image: ' . $attachment_id->get_error_message());
+        }
+
+        return wp_get_attachment_url($attachment_id);
+    }
+
+    /**
+     * Log errors to WordPress debug log
+     *
+     * @param string $url URL that failed
+     * @param string $error Error message
+     */
+    public function log_error($url, $error) {
+        error_log(sprintf(
+            '[WP ALLSTARS] Auto Upload Images Error - URL: %s, Error: %s',
+            $url,
+            $error
+        ));
+    }
+}