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New look for iTop !
SVN:trunk[3601]
This commit is contained in:
Denis Flaven
253
lib/sass/haml/tree/HamlNode.php
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253
lib/sass/haml/tree/HamlNode.php
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<?php
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/* SVN FILE: $Id: HamlNode.php 92 2010-05-20 17:42:59Z chris.l.yates $ */
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/**
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* HamlNode class file.
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* @author Chris Yates <chris.l.yates@gmail.com>
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* @copyright Copyright (c) 2010 PBM Web Development
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* @license http://phamlp.googlecode.com/files/license.txt
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* @package PHamlP
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* @subpackage Haml.tree
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*/
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require_once('HamlRootNode.php');
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require_once('HamlCommentNode.php');
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require_once('HamlDoctypeNode.php');
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require_once('HamlElementNode.php');
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require_once('HamlFilterNode.php');
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require_once('HamlHelperNode.php');
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require_once('HamlCodeBlockNode.php');
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require_once('HamlNodeExceptions.php');
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/**
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* HamlNode class.
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* Base class for all Haml nodes.
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* @package PHamlP
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* @subpackage Haml.tree
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*/
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class HamlNode {
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/**
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* @var HamlNode root node of this node
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*/
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protected $root;
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/**
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* @var HamlNode parent of this node
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*/
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protected $parent;
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/**
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* @var array children of this node
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*/
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protected $children = array();
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/**
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* @var array source line token
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*/
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public $token;
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/**
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* @var boolean whether to show the output in the browser for debug
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*/
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public $showOutput;
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/**
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* @var boolean whether to show the source in the browser for debug
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*/
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public $showSource;
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/**
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* @var string content to render
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*/
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public $content;
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/**
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* @var string output buffer
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*/
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protected $output;
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/**
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* @var HamlRenderer Renderer object
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*/
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private $_r;
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/**
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* @var array Options
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*/
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private $_o;
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public function __construct($content, $parent) {
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$this->content = $content;
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if (!is_null($parent)) { // $parent === null for "else" code blocks
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$this->parent = $parent;
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$this->root = $parent->root;
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$parent->children[] = $this;
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}
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}
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/**
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* Getter.
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* @param string name of property to get
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* @return mixed return value of getter function
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*/
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public function __get($name) {
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$getter = 'get' . ucfirst($name);
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if (method_exists($this, $getter)) {
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return $this->$getter();
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}
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throw new HamlNodeException('No getter function for {what}', array('{what}'=>$name));
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}
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/**
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* Setter.
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* @param string name of property to set
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* @return mixed value of property
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* @return HamlNode this node
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*/
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public function __set($name, $value) {
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$setter = 'set' . ucfirst($name);
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if (method_exists($this, $setter)) {
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$this->$setter($value);
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return $this;
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}
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throw new HamlNodeException('No setter function for {what}', array('{what}'=>$name));
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}
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/**
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* Return a value indicating if this node has a parent
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* @return array the node's parent
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*/
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public function hasParent() {
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return !empty($this->parent);
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}
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/**
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* Returns the node's content and that of its child nodes
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* @param integer the indent level. This is to allow properly indented output
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* that filters (e.g. Sass) may need.
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* @return string the node's content and that of its child nodes
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*/
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public function getContent($indentLevel = 0) {
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$output = str_repeat(' ', 2 * $indentLevel++) . $this->content . "\n";
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foreach ($this->children as $child) {
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$output .= $child->getContent($indentLevel);
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} // foreach
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return $output;
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}
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/**
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* Returns the node's parent
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* @return array the node's parent
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*/
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public function getParent() {
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return $this->parent;
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}
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/**
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* Returns a value indicating if this node has children
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* @return boolean true if the node has children, false if not
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*/
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public function hasChildren() {
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return !empty($this->children);
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}
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/**
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* Returns the node's children
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* @return array the node's children
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*/
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public function getChildren() {
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return $this->children;
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}
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/**
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* Returns the last child node of this node.
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* @return HamlNode the last child node of this node
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*/
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public function getLastChild() {
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return $this->children[count($this->children) - 1];
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}
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/**
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* Returns the indent level of this node.
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* @return integer the indent level of this node
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*/
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private function getLevel() {
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return $this->token['level'];
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}
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/**
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* Sets the indent level of this node.
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* Used during rendering to give correct indentation.
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* @param integer the indent level of this node
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* @return HamlNode this node
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*/
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private function setLevel($level) {
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$this->token['level'] = $level;
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return $this;
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}
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/**
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* Returns the source for this node
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* @return string the source for this node
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*/
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private function getSource() {
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return $this->token[HamlParser::HAML_SOURCE];
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}
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/**
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* Returns the source for this node
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* @return string the source for this node
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*/
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private function getLine() {
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return $this->token['line'];
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}
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/**
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* Returns the filename for this node
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* @return string the filename for this node
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*/
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private function getFilename() {
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return $this->token['filename'];
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}
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/**
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* Returns the options.
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* @return array the options
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*/
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public function getOptions() {
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if (empty($this->_o)) {
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$this->_r = $this->root->options;
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}
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return $this->_o;
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}
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/**
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* Returns the renderer.
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* @return HamlRenderer the rendered
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*/
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public function getRenderer() {
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if (empty($this->_r)) {
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$this->_r = $this->root->renderer;
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}
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return $this->_r;
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}
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public function render() {
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$output = $this->renderer->renderContent($this);
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foreach ($this->children as $child) {
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$output .= $child->render();
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} // foreach
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return $this->debug($output);
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}
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protected function debug($output) {
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$output = ($this->showSource ? $this->showSource($output) : $output);
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return ($this->showOutput && $this->line['indentLevel'] == 0 ?
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nl2br(str_replace(' ', ' ', htmlspecialchars($output))) :
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$output);
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}
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/**
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* Adds a comment with source debug information for the current line to the output.
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* The debug information is:
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* + source file (relative to the application path)
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* + line number
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* + indent level
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* + source code
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* @param array source line(s) that generated the ouput
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*/
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protected function showSource($output) {
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return "<!--\n ({$this->line['file']} {$this->line['number']}:{$this->line['indentLevel']})\n {$this->line[HamlParser::HAML_SOURCE]}\n-->\n$output";
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}
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}
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