Commit inicial - WordPress Análisis de Precios Unitarios

- WordPress core y plugins
- Tema Twenty Twenty-Four configurado
- Plugin allow-unfiltered-html.php simplificado
- .gitignore configurado para excluir wp-config.php y uploads

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

wp-content/plugins/perfmatters/inc/classes/Images.php

@@ -0,0 +1,102 @@
+<?php
+namespace Perfmatters;
+
+class Images
+{
+    //initialize image functions
+    public static function init() 
+    {
+        add_action('wp', array('Perfmatters\Images', 'queue'));
+    }
+
+    //queue functions
+    public static function queue() 
+    {
+        //image dimensions
+        if(!empty(Config::$options['lazyload']['image_dimensions']) && !empty(Config::$options['lazyload']['image_dimensions'])) {
+            add_action('perfmatters_output_buffer_template_redirect', array('Perfmatters\Images', 'image_dimensions'));
+        }
+    }
+
+    //fix images missing dimensions
+    public static function image_dimensions($html) 
+    {
+        //match all img tags without width or height attributes
+        preg_match_all('#<img((?:[^>](?!(height|width)=[\'\"](?:\S+)[\'\"]))*+)>#is', $html, $images, PREG_SET_ORDER);
+
+        if(!empty($images)) {
+
+            //remove any duplicate images
+            $images = array_unique($images, SORT_REGULAR);
+
+            //exclude specific images
+            $image_exclusions = array(
+                ';base64'
+            );
+            $image_exclusions = apply_filters('perfmatters_image_dimensions_exclusions', $image_exclusions);
+
+            //loop through images
+            foreach($images as $image) {
+
+                //get image attributes array
+                $image_atts = Utilities::get_atts_array($image[1]);
+
+                if(!empty($image_atts['src'])) {
+
+                    foreach($image_exclusions as $exclude) {
+                        if(strpos($image[1], $exclude) !== false) {
+                            continue 2;
+                        }
+                    }
+
+                    //get image dimensions
+                    $dimensions = self::get_dimensions_from_url($image_atts['src']);
+
+                    if(!empty($dimensions)) {
+
+                        //remove any existing dimension attributes
+                        $new_image = preg_replace('/(height|width)=[\'"](?:\S+)*[\'"]/i', '', $image[0]);
+
+                        //add dimension attributes to img tag
+                        $new_image = preg_replace('/<\s*img/i', '<img width="' . $dimensions['width'] . '" height="' . $dimensions['height'] . '"', $new_image);
+
+                        //replace original img tag in html
+                        if(!empty($new_image)) {
+                            $html = str_replace($image[0], $new_image, $html);
+                        }
+                    }
+                }
+            }
+        }
+
+        return $html;
+    }
+
+    //return array of dimensions based on image url
+    private static function get_dimensions_from_url($url)
+    {
+        //grab dimensions from file name if available
+        if(preg_match('/(?:.+)-([0-9]+)x([0-9]+)\.(jpg|jpeg|png|gif|svg)$/', $url, $matches)) {
+            return array('width' => $matches[1], 'height' => $matches[2]);
+        }
+
+        //get image path
+        $parsed_url = parse_url($url);
+        if(empty($parsed_url['path'])) {
+            return false;
+        }
+        $image_path = str_replace('/wp-content', '', WP_CONTENT_DIR) . '/' . $parsed_url['path'];
+
+        if(file_exists($image_path)) {
+
+            //get dimensions from file
+            $sizes = getimagesize($image_path);
+
+            if(!empty($sizes)) {
+                return array('width' => $sizes[0], 'height' => $sizes[1]);
+            }
+        }
+
+        return false;
+    }
+}