silverstripe-framework/forms/SimpleImageField.php

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<?php
/**
* @package forms
* @subpackage fields-files
*/
/**
* SimpleImageField provides an easy way of uploading images to Image has_one relationships.
* Unlike ImageField, it doesn't use an iframe.
* @package forms
* @subpackage fields-files
*/
class SimpleImageField extends FileField {
function saveInto(DataObject $record) {
$fieldName = $this->name;
if($record) $imageField = $record->$fieldName();
if($imageField) $imageField->loadUploaded($this->value);
$idFieldName = $fieldName . 'ID';
if($record) $record->$idFieldName = $imageField->ID;
}
function Field() {
$record = $this->form->getRecord();
$fieldName = $this->name;
if($record) {
$imageField = $record->$fieldName();
} else {
$imageField = "";
}
$field = "<div class=\"simpleimage\">";
$field .= $this->createTag("input", array("type" => "file", "name" => $this->name)) . $this->createTag("input", array("type" => "hidden", "name" => "MAX_FILE_SIZE", "value" => 30*1024*1024));
if($imageField && $imageField->exists()) {
if($imageField->hasMethod('Thumbnail') && $imageField->Thumbnail()) $field .= "<img src=\"".$imageField->Thumbnail()->URL()."\" />";
else if($imageField->CMSThumbnail()) $field .= "<img src=\"".$imageField->CMSThumbnail()->URL()."\" />";
else {} // This shouldn't be called but it sometimes is for some reason, so we don't do anything
}
$field .= "</div>";
return $field;
}
/**
* Returns a readonly version of this field
*/
function performReadonlyTransformation() {
$field = new SimpleImageField_Disabled($this->name, $this->title, $this->value);
$field->setForm($this->form);
return $field;
}
}
class SimpleImageField_Disabled extends FormField {
function Field() {
$record = $this->form->getRecord();
$fieldName = $this->name;
if($record) $imageField = $record->$fieldName();
$field = "<div class=\"simpleimage\">";
if($imageField && $imageField->exists()) {
if($imageField->hasMethod('Thumbnail')) $field .= "<img src=\"".$imageField->Thumbnail()->URL()."\" />";
elseif($imageField->CMSThumbnail()) $field .= "<img src=\"".$imageField->CMSThumbnail()->URL()."\" />";
else {} // This shouldn't be called but it sometimes is for some reason, so we don't do anything
}else{
$field .= "<label>" . _t('SimpleImageField.NOUPLOAD', 'No Image Uploaded') . "</label>";
}
$field .= "</div>";
return $field;
}
}