Same name and namespace in other branches
- 4.7.x developer/hooks/node.php \hook_prepare()
- 5.x developer/hooks/node.php \hook_prepare()
- 7.x modules/node/node.api.php \hook_prepare()
This is a hook used by node modules. It is called after load but before the node is shown on the add/edit form.
Parameters
&$node: The node being saved.
Return value
None.
For a usage example, see image.module.
Related topics
2 functions implement hook_prepare()
Note: this list is generated by pattern matching, so it may include some functions that are not actually implementations of this hook.
- node_object_prepare in modules/
node/ node.pages.inc - node_prepare in modules/
node/ node.module - Apply filters and build the node's standard elements.
File
- developer/
hooks/ node.php, line 204 - These hooks are defined by node modules, modules that define a new kind of node.
Code
function hook_prepare(&$node) {
if ($file = file_check_upload($field_name)) {
$file = file_save_upload($field_name, _image_filename($file->filename, NULL, TRUE));
if ($file) {
if (!image_get_info($file->filepath)) {
form_set_error($field_name, t('Uploaded file is not a valid image'));
return;
}
}
else {
return;
}
$node->images['_original'] = $file->filepath;
_image_build_derivatives($node, true);
$node->new_file = TRUE;
}
}