/**
* Traverse the config object
*
* @param array $tree
* @param int $depth
* @param string $parentHref
* @throws Exception
* @return \Pop\Dom\Child
*/
protected function traverse(array $tree, $depth = 1, $parentHref = null)
{
// Create overriding top level parent, if set
if ($depth == 1 && isset($this->config['top'])) {
$parent = isset($this->config['top']) && isset($this->config['top']['node']) ? $this->config['top']['node'] : 'nav';
$child = null;
if (isset($this->config['child']) && isset($this->config['child']['node'])) {
$child = $this->config['child']['node'];
} else {
if ($parent == 'nav') {
$child = 'nav';
}
}
// Create parent node
$nav = new Child($parent);
if (null !== $this->indent) {
$nav->setIndent(str_repeat($this->indent, $depth));
}
// Set top attributes if they exist
if (isset($this->config['top']) && isset($this->config['top']['id'])) {
$nav->setAttribute('id', $this->config['top']['id']);
}
if (isset($this->config['top']) && isset($this->config['top']['class'])) {
$nav->setAttribute('class', $this->config['top']['class']);
}
if (isset($this->config['top']['attributes'])) {
foreach ($this->config['top']['attributes'] as $attrib => $value) {
$nav->setAttribute($attrib, $value);
}
}
} else {
// Set up parent/child node names
$parent = isset($this->config['parent']) && isset($this->config['parent']['node']) ? $this->config['parent']['node'] : 'nav';
$child = null;
if (isset($this->config['child']) && isset($this->config['child']['node'])) {
$child = $this->config['child']['node'];
} else {
if ($parent == 'nav') {
$child = 'nav';
}
}
// Create parent node
$nav = new Child($parent);
if (null !== $this->indent) {
$nav->setIndent(str_repeat($this->indent, $depth));
}
// Set parent attributes if they exist
if (isset($this->config['parent']) && isset($this->config['parent']['id'])) {
$nav->setAttribute('id', $this->config['parent']['id'] . '-' . $this->parentLevel);
}
if (isset($this->config['parent']) && isset($this->config['parent']['class'])) {
$nav->setAttribute('class', $this->config['parent']['class'] . '-' . $depth);
}
if (isset($this->config['parent']['attributes'])) {
foreach ($this->config['parent']['attributes'] as $attrib => $value) {
$nav->setAttribute($attrib, $value);
}
}
}
$this->parentLevel++;
$depth++;
// Recursively loop through the nodes
foreach ($tree as $node) {
$allowed = true;
if (isset($node['acl'])) {
if (null === $this->acl) {
throw new Exception('The access control object is not set.');
}
if (null === $this->role) {
$allowed = false;
} else {
$resource = isset($node['acl']['resource']) ? $node['acl']['resource'] : null;
$permission = isset($node['acl']['permission']) ? $node['acl']['permission'] : null;
$allowed = $this->acl->isAllowed($this->role, $resource, $permission);
}
}
if ($allowed && isset($node['name']) && isset($node['href'])) {
// Create child node and child link node
$a = new Child('a', $node['name']);
if (substr($node['href'], 0, 1) == '#' || substr($node['href'], -1) == '#' || substr($node['href'], 0, 4) == 'http' || substr($node['href'], 0, 7) == 'mailto:') {
$href = $node['href'];
} else {
if (substr($node['href'], 0, 1) == '/') {
$href = $this->baseUrl . $node['href'];
} else {
if (substr($parentHref, -1) == '/') {
$href = $parentHref . $node['href'];
} else {
$href = $parentHref . '/' . $node['href'];
}
}
}
$a->setAttribute('href', $href);
if ($this->returnFalse && ($href == '#' || substr($href, -1) == '#')) {
$a->setAttribute('onclick', 'return false;');
}
$url = $_SERVER['REQUEST_URI'];
if (strpos($url, '?') !== false) {
$url = substr($url, strpos($url, '?'));
}
$linkClass = null;
if ($href == $url) {
if (isset($this->config['on'])) {
$linkClass = $this->config['on'];
}
} else {
if (isset($this->config['off'])) {
$linkClass = $this->config['off'];
}
}
// If the node has any attributes
if (isset($node['attributes'])) {
foreach ($node['attributes'] as $attrib => $value) {
$value = $attrib == 'class' && null !== $linkClass ? $value . ' ' . $linkClass : $value;
$a->setAttribute($attrib, $value);
}
} else {
if (null !== $linkClass) {
$a->setAttribute('class', $linkClass);
}
}
if (null !== $child) {
$navChild = new Child($child);
// Set child attributes if they exist
if (isset($this->config['child']) && isset($this->config['child']['id'])) {
$navChild->setAttribute('id', $this->config['child']['id'] . '-' . $this->childLevel);
}
if (isset($this->config['child']) && isset($this->config['child']['class'])) {
$navChild->setAttribute('class', $this->config['child']['class'] . '-' . ($depth - 1));
}
if (isset($this->config['child']['attributes'])) {
foreach ($this->config['child']['attributes'] as $attrib => $value) {
$navChild->setAttribute($attrib, $value);
}
}
// Add link node
$navChild->addChild($a);
$this->childLevel++;
// If there are children, loop through and add them
if (isset($node['children']) && is_array($node['children']) && count($node['children']) > 0) {
$childrenAllowed = true;
// Check if the children are allowed
$i = 0;
foreach ($node['children'] as $nodeChild) {
if (isset($nodeChild['acl'])) {
if (null === $this->acl) {
throw new Exception('The access control object is not set.');
}
if (null === $this->role) {
$childrenAllowed = false;
} else {
$resource = isset($nodeChild['acl']['resource']) ? $nodeChild['acl']['resource'] : null;
$permission = isset($nodeChild['acl']['permission']) ? $nodeChild['acl']['permission'] : null;
if (!$this->acl->isAllowed($this->role, $resource, $permission)) {
$i++;
}
}
}
}
if ($i == count($node['children'])) {
$childrenAllowed = false;
}
if ($childrenAllowed) {
$nextChild = $this->traverse($node['children'], $depth, $href);
if ($nextChild->hasChildren() || null !== $nextChild->getNodeValue()) {
$navChild->addChild($nextChild);
}
}
}
// Add child node
$nav->addChild($navChild);
} else {
$nav->addChild($a);
}
}
}
return $nav;
}
<?php
require_once '../../bootstrap.php';
use Pop\Dom\Child;
try {
$children = array(array('nodeName' => 'h1', 'nodeValue' => 'This is a header', 'attributes' => array('class' => 'headerClass', 'style' => 'font-size: 3.0em;'), 'childrenFirst' => false, 'childNodes' => null), array('nodeName' => 'div', 'nodeValue' => 'This is a div element', 'attributes' => array('id' => 'contentDiv'), 'childrenFirst' => false, 'childNodes' => array(array('nodeName' => 'p', 'nodeValue' => 'This is a paragraph1', 'attributes' => array('style' => 'font-size: 0.9em;'), 'childrenFirst' => false, 'childNodes' => array(array('nodeName' => 'strong', 'nodeValue' => 'This is bold!', 'attributes' => array('style' => 'font-size: 1.2em;')))), array('nodeName' => 'p', 'nodeValue' => 'This is another paragraph!', 'attributes' => array('style' => 'font-size: 0.9em;')))));
$parent = new Child('div');
$parent->setIndent(' ')->addChildren($children);
$parent->render();
} catch (\Exception $e) {
echo $e->getMessage() . PHP_EOL . PHP_EOL;
}
/**
* Method to render the form using a basic 1:1 DT/DD layout
*
* @return string
*/
protected function renderWithoutTemplate()
{
// Initialize properties.
$this->output = null;
$children = $this->getChildren();
$this->removeChildren();
$id = null !== $this->getAttribute('id') ? $this->getAttribute('id') . '-field-group' : 'pop-form-field-group';
// Create DL element.
$i = 1;
$dl = new Child('dl', null, null, false, $this->getIndent());
$dl->setAttribute('id', $id . '-' . $i);
$dl->setAttribute('class', $id);
if (isset($this->headers[$i - 1])) {
$fieldGroupHeader = new Child('h' . $this->headers[$i - 1]['weight'], $this->headers[$i - 1]['header']);
$fieldGroupHeader->setAttribute('class', $id . '-header');
$fieldGroupHeader->setIndent($this->getIndent());
$this->addChild($fieldGroupHeader);
}
// Loop through the children and create and attach the appropriate DT and DT elements, with labels where applicable.
foreach ($children as $child) {
if ($child->getNodeName() == 'fieldset') {
$chdrn = $child->getChildren();
if (isset($chdrn[0])) {
$attribs = $chdrn[0]->getAttributes();
}
} else {
$attribs = $child->getAttributes();
}
$name = isset($attribs['name']) ? $attribs['name'] : '';
$name = str_replace('[]', '', $name);
if (count($this->groups) > 0) {
if (isset($this->groups[$i]) && $this->groups[$i] == $name) {
$this->addChild($dl);
$i++;
$dl = new Child('dl', null, null, false, $this->getIndent());
$dl->setAttribute('id', $id . '-' . $i);
$dl->setAttribute('class', $id);
if (isset($this->headers[$i - 1])) {
$fieldGroupHeader = new Child('h' . $this->headers[$i - 1]['weight'], $this->headers[$i - 1]['header']);
$fieldGroupHeader->setAttribute('class', $id . '-header');
$fieldGroupHeader->setIndent($this->getIndent());
$this->addChild($fieldGroupHeader);
}
}
}
// Clear the password field from display.
if ($child->getAttribute('type') == 'password') {
$child->setValue(null);
$child->setAttribute('value', null);
}
// If the element label is set, render the appropriate DT and DD elements.
if ($child instanceof Element\AbstractElement && null !== $child->getLabel()) {
// Create the DT and DD elements.
$dt = new Child('dt', null, null, false, $this->getIndent() . ' ');
$dd = new Child('dd', null, null, false, $this->getIndent() . ' ');
// Format the label name.
$lblName = $child->getNodeName() == 'fieldset' ? '1' : '';
$label = new Child('label', $child->getLabel(), null, false, $this->getIndent() . ' ');
$label->setAttribute('for', $name . $lblName);
$labelAttributes = $child->getLabelAttributes();
if (count($labelAttributes) > 0) {
foreach ($labelAttributes as $a => $v) {
if ($a == 'class' && $child->isRequired()) {
$v .= ' required';
}
$label->setAttribute($a, $v);
}
} else {
if ($child->isRequired()) {
$label->setAttribute('class', 'required');
}
}
// Add the appropriate children to the appropriate elements.
$dt->addChild($label);
$child->setIndent($this->getIndent() . ' ');
$childChildren = $child->getChildren();
$child->removeChildren();
foreach ($childChildren as $cChild) {
$cChild->setIndent($this->getIndent() . ' ');
$child->addChild($cChild);
}
$dd->addChild($child);
if (null !== $child->getHint()) {
$hint = new Child('span', $child->getHint(), null, false, $this->getIndent() . ' ');
if (count($child->getHintAttributes()) > 0) {
$hint->setAttributes($child->getHintAttributes());
}
$dd->addChild($hint);
}
$dl->addChildren([$dt, $dd]);
// Else, render only a DD element.
} else {
$dd = new Child('dd', null, null, false, $this->getIndent() . ' ');
$child->setIndent($this->getIndent() . ' ');
$dd->addChild($child);
if ($child instanceof Element\AbstractElement && null !== $child->getHint()) {
$hint = new Child('span', $child->getHint(), null, false, $this->getIndent() . ' ');
if (count($child->getHintAttributes()) > 0) {
$hint->setAttributes($child->getHintAttributes());
}
$dd->addChild($hint);
}
$dl->addChild($dd);
}
}
// Add the DL element and its children to the form element.
$this->addChild($dl);
return parent::render(true);
}
