silverstripe-gridfieldexten.../src/GridFieldExternalLink.php

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<?php
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namespace Symbiote\GridFieldExtensions;
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use SilverStripe\Forms\GridField\GridFieldDataColumns;
use SilverStripe\View\ArrayData;
/**
* Displays a link to an external source referenced 'external link'
*/
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class GridFieldExternalLink extends GridFieldDataColumns
{
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/**
* Add a column for the actions
*
* @param type $gridField
* @param array $columns
*/
public function augmentColumns($gridField, &$columns)
{
if (!in_array('Actions', $columns)) {
$columns[] = 'Actions';
}
}
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/**
* Return any special attributes that will be used for FormField::create_tag()
*
* @param GridField $gridField
* @param DataObject $record
* @param string $columnName
* @return array
*/
public function getColumnAttributes($gridField, $record, $columnName)
{
return array('class' => 'col-buttons');
}
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/**
* Add the title
*
* @param GridField $gridField
* @param string $columnName
* @return array
*/
public function getColumnMetadata($gridField, $columnName)
{
if ($columnName == 'Actions') {
return array('title' => '');
}
return array();
}
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/**
* Which columns are handled by this component
*
* @param type $gridField
* @return type
*/
public function getColumnsHandled($gridField)
{
return array('Actions');
}
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/**
* @param GridField $gridField
* @param DataObject $record
* @param string $columnName
*
* @return string - the HTML for the column
*/
public function getColumnContent($gridField, $record, $columnName)
{
$data = new ArrayData(array(
'Link' => $record->hasMethod('getExternalLink') ? $record->getExternalLink() : $record->ExternalLink,
'Text' => $record->hasMethod('getExternalLinkText') ? $record->getExternalLinkText() : 'External Link'
));
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return $data->renderWith('GridFieldExternalLink');
}
}