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ref #12 In a template, you can now allow rendering of a block from other bundle. The layout template must explicitly call the rendering of other block, with the twig function ``` chill_delegated_block('block_name', { 'array' : 'with context' } ) ``` This will launch an event `Chill\MainBundle\Templating\Events\DelegatedBlockRenderingEvent` with the event's name 'chill_block.block_name'. You may add content to the page using the function `DelegatedBlockRenderingEvent::addContent`.
106 lines
2.6 KiB
PHP
106 lines
2.6 KiB
PHP
<?php
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/*
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* Copyright (C) 2016 Champs-Libres <info@champs-libres.coop>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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namespace Chill\MainBundle\Templating\Events;
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use Symfony\Component\EventDispatcher\Event;
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/**
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* This event is transmitted on event chill_block.*
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*
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* You may access to the context as an array :
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*
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* ```
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* $var = $event['context_key']
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* ```
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*
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* The documentation for the bundle where the event is launched should give
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* you the context keys.
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*
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* The keys are read-only: if you try to update the context using array access
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* (example, using `$event['context_key'] = $bar;`, an error will be thrown.
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*
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*
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* @author Julien Fastré <julien.fastre@champs-libres.coop>
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*/
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class DelegatedBlockRenderingEvent extends Event implements \ArrayAccess
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{
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/**
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*
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* @var mixed[]
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*/
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protected $context;
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/**
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* The returned content of the event
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*
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* @var string
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*/
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protected $content = '';
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public function __construct(array $context)
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{
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$this->context = $context;
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}
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/**
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* add content to the event. This content will be printed in the
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* layout which launched the event
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*
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* @param string $text
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*/
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public function addContent($text)
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{
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$this->content .= $text;
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}
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/**
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* the content of the event
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*
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* @return string
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*/
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public function getContent()
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{
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return $this->content;
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}
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public function offsetExists($offset)
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{
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return isset($this->context[$offset]);
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}
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public function offsetGet($offset)
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{
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return $this->context[$offset];
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}
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public function offsetSet($offset, $value)
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{
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throw new \RuntimeException("The event context is read-only, you are not "
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. "allowed to update it.");
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}
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public function offsetUnset($offset)
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{
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throw new \RuntimeException("The event context is read-only, you are not "
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. "allowed to update it.");
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}
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}
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