silverstripe-framework/forms/gridfield/GridFieldPrintButton.php

199 lines
4.4 KiB
PHP
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<?php
/**
* @package framework
* @subpackage gridfield
*/
/**
* Adds an "Print" button to the bottom or top of a GridField.
*
* WARNING: This is experimental and its API is subject to change. Feel free to use it as long as you are happy of
* refactoring your code in the future.
*/
class GridFieldPrintButton implements GridField_HTMLProvider, GridField_ActionProvider, GridField_URLHandler {
/**
* @var array Map of a property name on the printed objects, with values being the column title in the CSV file.
* Note that titles are only used when {@link $csvHasHeader} is set to TRUE.
*/
protected $printColumns;
/**
* @var boolean
*/
protected $printHasHeader = true;
/**
* Fragment to write the button to
*/
protected $targetFragment;
/**
* @param string $targetFragment The HTML fragment to write the button into
* @param array $printColumns The columns to include in the print view
*/
public function __construct($targetFragment = "after", $printColumns = null) {
$this->targetFragment = $targetFragment;
$this->printColumns = $printColumns;
}
/**
* Place the print button in a <p> tag below the field
*/
public function getHTMLFragments($gridField) {
$button = new GridField_FormAction(
$gridField,
'print',
_t('TableListField.Print', 'Print'),
'print',
null
);
$button->setAttribute('data-icon', 'grid_print');
$button->addExtraClass('gridfield-button-print');
//$button->addExtraClass('no-ajax');
return array(
$this->targetFragment => '<p class="grid-print-button">' . $button->Field() . '</p>',
);
}
/**
* print is an action button
*/
public function getActions($gridField) {
return array('print');
}
function handleAction(GridField $gridField, $actionName, $arguments, $data) {
if($actionName == 'print') {
return $this->handlePrint($gridField);
}
}
/**
* it is also a URL
*/
function getURLHandlers($gridField) {
return array(
'print' => 'handlePrint',
);
}
/**
* Handle the print, for both the action button and the URL
*/
public function handlePrint($gridField, $request = null) {
set_time_limit(60);
Requirements::clear();
Requirements::css(FRAMEWORK_DIR . '/css/GridField_print.css');
if($data = $this->generatePrintData($gridField)){
return $data->renderWith("GridField_print");
}
}
/**
* Export core.
*/
function generatePrintData($gridField) {
$printColumns = ($this->printColumns) ? $this->printColumns : $gridField->getDisplayFields();
$header = null;
if($this->printHasHeader){
$header = new ArrayList();
foreach($printColumns as $field => $label){
$header->push(
new ArrayData(array(
"CellString" => $label,
))
);
}
}
$items = $gridField->getList();
foreach($gridField->getConfig()->getComponents() as $component){
if($component instanceof GridFieldFilterHeader || $component instanceof GridFieldSortableHeader) {
$items = $component->getManipulatedData($gridField, $items);
}
}
$itemRows = new ArrayList();
foreach($items as $item) {
$itemRow = new ArrayList();
foreach($printColumns as $field => $label) {
$value = $item->relField($field);
$itemRow->push(
new ArrayData(array(
"CellString" => $value,
))
);
}
$itemRows->push(new ArrayData(
array(
"ItemRow" => $itemRow
)
));
$item->destroy();
}
//get title for the print view
$form = $gridField->getForm();
$currentController = Controller::curr();
$title = '';
if(method_exists($currentController, 'Title')) {
$title = $currentController->Title();
}else{
if($currentController->Title){
$title = $currentController->Title;
}else{
if($form->Name()){
$title = $form->Name();
}
}
}
if($fieldTitle = $gridField->Title()){
if($title) $title .= " - ";
$title .= $fieldTitle;
}
$ret = new ArrayData(
array(
"Title" => $title,
"Header" => $header,
"ItemRows" => $itemRows,
"Datetime" => SS_Datetime::now(),
"Member" => Member::currentUser(),
)
);
return $ret;
}
/**
* @return array
*/
function getPrintColumns() {
return $this->printColumns;
}
/**
* @param array
*/
function setPrintColumns($cols) {
$this->printColumns = $cols;
return $this;
}
/**
* @return boolean
*/
function getPrintHasHeader() {
return $this->printHasHeader;
}
/**
* @param boolean
*/
function setPrintHasHeader($bool) {
$this->printHasHeader = $bool;
return $this;
}
}