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8c71815028
Summary: `renderChildren()` now returns array which isn't ideal but I prefer it to having two methods. Test Plan: None. Reviewers: epriestley Reviewed By: epriestley CC: aran, Korvin Differential Revision: https://secure.phabricator.com/D4910
68 lines
1.4 KiB
PHP
68 lines
1.4 KiB
PHP
<?php
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abstract class AphrontView extends Phobject {
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protected $user;
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protected $children = array();
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public function setUser(PhabricatorUser $user) {
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$this->user = $user;
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return $this;
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}
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protected function getUser() {
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return $this->user;
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}
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protected function canAppendChild() {
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return true;
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}
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final public function appendChild($child) {
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if (!$this->canAppendChild()) {
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$class = get_class($this);
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throw new Exception(
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"View '{$class}' does not support children.");
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}
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$this->children[] = $child;
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return $this;
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}
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final protected function renderChildren() {
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$out = array();
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foreach ($this->children as $child) {
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$out[] = $this->renderSingleView($child);
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}
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return $out;
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}
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final protected function renderSingleView($child) {
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if ($child instanceof AphrontView) {
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return $child->render();
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} else if (is_array($child)) {
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$out = array();
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foreach ($child as $element) {
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$out[] = $this->renderSingleView($element);
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}
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return phutil_implode_html('', $out);
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} else {
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return $child;
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}
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}
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final protected function isEmptyContent($content) {
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if (is_array($content)) {
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foreach ($content as $element) {
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if (!$this->isEmptyContent($element)) {
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return false;
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}
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}
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return true;
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} else {
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return !strlen((string)$content);
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}
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}
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abstract public function render();
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}
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