mirror of
https://github.com/silverstripe/silverstripe-framework
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Namespace all templates Move difflib and BBCodeParser2 to thirdparty Remove deprecated API marked for removal in 4.0
77 lines
2.1 KiB
PHP
Executable File
77 lines
2.1 KiB
PHP
Executable File
<?php
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namespace SilverStripe\Forms\GridField;
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use SilverStripe\Core\Config\Configurable;
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use SilverStripe\View\SSViewer;
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use LogicException;
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/**
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* GridFieldPage displays a simple current page count summary.
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* E.g. "View 1 - 15 of 32"
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*
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* Depends on {@link GridFieldPaginator} being added to the {@link GridField}.
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*/
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class GridFieldPageCount implements GridField_HTMLProvider {
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use Configurable;
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/**
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* @var string placement indicator for this control
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*/
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protected $targetFragment;
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/**
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* @param string $targetFragment The fragment indicating the placement of this page count
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*/
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public function __construct($targetFragment = 'before') {
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$this->targetFragment = $targetFragment;
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}
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/**
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* Flag indicating whether or not this control should throw an error if a
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* {@link GridFieldPaginator} is not present on the same {@link GridField}
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*
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* @config
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* @var boolean
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*/
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private static $require_paginator = true;
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/**
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* Retrieves an instance of a GridFieldPaginator attached to the same control
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* @param GridField $gridField The parent gridfield
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* @return GridFieldPaginator The attached GridFieldPaginator, if found.
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* @throws LogicException
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*/
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protected function getPaginator($gridField) {
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/** @var GridFieldPaginator $paginator */
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$paginator = $gridField->getConfig()->getComponentByType('SilverStripe\\Forms\\GridField\\GridFieldPaginator');
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if(!$paginator && $this->config()->get('require_paginator')) {
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throw new LogicException(
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get_class($this) . " relies on a GridFieldPaginator to be added " .
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"to the same GridField, but none are present."
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);
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}
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return $paginator;
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}
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/**
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* @param GridField $gridField
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* @return array
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*/
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public function getHTMLFragments($gridField) {
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// Retrieve paging parameters from the directing paginator component
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$paginator = $this->getPaginator($gridField);
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if ($paginator && ($forTemplate = $paginator->getTemplateParameters($gridField))) {
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$template = SSViewer::get_templates_by_class($this, '', __CLASS__);
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return array(
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$this->targetFragment => $forTemplate->renderWith($template)
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);
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}
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return null;
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}
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}
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