Ticket #5777: image-editor-constrain-size-r6736.patch

wordpress/wp-admin/includes/media.php

@@ -182 +182 @@
 
 add_filter('async_upload_image', 'async_image_callback');
 
+// scale down the default size of an image so it's a better fit for the editor and theme
+function image_constrain_size_for_editor($width, $height) {
+        // pick a reasonable default width for the image
+        // $content_width might be set in the theme's functions.php
+        if ( !empty($GLOBALS['content_width']) )
+                $max_width = $GLOBALS['content_width'];
+        else
+                $max_width = 500;
 
+        $max_width = apply_filters( 'editor_max_image_width', $max_width );
+        $max_height = apply_filters( 'editor_max_image_height', $max_width );
+        
+        return wp_shrink_dimensions( $width, $height, $max_width, $max_height );
+}
+
 function image_send_to_editor($id, $alt, $title, $align, $url='') {
 
         $img_src = wp_get_attachment_url($id);
         $meta = wp_get_attachment_metadata($id);
 
         $hwstring = '';
-        if ( isset($meta['width'], $meta['height']) )
-                $hwstring = ' width="'.intval($meta['width']).'" height="'.intval($meta['height']).'"';
+        if ( isset($meta['width'], $meta['height']) ) {
+                list( $width, $height ) = image_constrain_size_for_editor( $meta['width'], $meta['height'] );
+                $hwstring = ' width="'.intval($width).'" height="'.intval($height).'"';
+        }
 
         $html = '<img src="'.attribute_escape($img_src).'" rel="attachment wp-att-'.attribute_escape($id).'" alt="'.attribute_escape($alt).'" title="'.attribute_escape($title).'"'.$hwstring.' class="align-'.attribute_escape($align).'" />';
 
         if ( $url )
                 $html = '<a href="'.attribute_escape($url).'">'.$html.'</a>';
+                
+        $html = apply_filters( 'image_send_to_editor', $html, $id, $alt, $title, $align, $url );
 
         media_send_to_editor($html);
 }