In the admin config section we can upload images to the "media" directory (see example below). But is there any way to upload images to the "skin" directory? For example to:
skin/frontend/my_package/my_theme/images
(So the image would be easily available for CSS files)
This example was copied from app/code/core/Mage/Catalog/etc/system.xml. It loads images to "media":
<config>
<sections>
<catalog translate="label" module="catalog">
<!-- ... -->
<groups>
<placeholder translate="label">
<label>Product Image Placeholders</label>
<clone_fields>1</clone_fields>
<clone_model>adminhtml/system_config_clone_media_image</clone_model>
<sort_order>300</sort_order>
<show_in_default>1</show_in_default>
<show_in_website>1</show_in_website>
<show_in_store>1</show_in_store>
<fields>
<placeholder>
<label></label>
<frontend_type>image</frontend_type>
<backend_model>adminhtml/system_config_backend_image</backend_model>
<upload_dir config="system/filesystem/media" scope_info="1">catalog/product/placeholder</upload_dir>
<base_url type="media" scope_info="1">catalog/product/placeholder</base_url>
<sort_order>1</sort_order>
<show_in_default>1</show_in_default>
<show_in_website>1</show_in_website>
<show_in_store>1</show_in_store>
</placeholder>
</fields>
</placeholder>
<!-- ... -->
I tried to use similar code in my custom module, I replaced paths but seems that it is not correct (I don't even know if it is possible a to upload images this way to the "skin" directory):
<!-- ... -->
<fields>
<my_field>
<label>My Example Field</label>
<frontend_type>image</frontend_type>
<backend_model>adminhtml/system_config_backend_image</backend_model>
<!--
<upload_dir config="system/filesystem/media" scope_info="1">catalog/product/placeholder</upload_dir>
<base_url type="media" scope_info="1">catalog/product/placeholder</base_url>
-->
<upload_dir config="system/filesystem/skin" scope_info="1">frontend/my_package/my_theme/images</upload_dir>
<base_url type="skin" scope_info="1">frontend/my_package/my_theme/images</base_url>
<sort_order>1</sort_order>
<show_in_default>1</show_in_default>
<show_in_website>1</show_in_website>
<show_in_store>1</show_in_store>
</my_field>
</fields>
<!-- ... -->