130 lines
4.0 KiB
PHP
130 lines
4.0 KiB
PHP
<?php
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/**
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* Smarty Internal Plugin Templateparser Parse Tree
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* These are classes to build parse tree in the template parser
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*
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* @package Smarty
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* @subpackage Compiler
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* @author Thue Kristensen
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* @author Uwe Tews
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*/
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/**
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* Template element
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*
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* @package Smarty
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* @subpackage Compiler
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* @ignore
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*/
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class Smarty_Internal_ParseTree_Template extends Smarty_Internal_ParseTree
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{
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/**
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* Array of template elements
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*
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* @var array
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*/
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public $subtrees = array();
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/**
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* Create root of parse tree for template elements
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*/
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public function __construct()
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{
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}
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/**
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* Append buffer to subtree
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*
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* @param \Smarty_Internal_Templateparser $parser
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* @param Smarty_Internal_ParseTree $subtree
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*/
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public function append_subtree(Smarty_Internal_Templateparser $parser, Smarty_Internal_ParseTree $subtree)
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{
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if (!empty($subtree->subtrees)) {
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$this->subtrees = array_merge($this->subtrees, $subtree->subtrees);
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} else {
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if ($subtree->data !== '') {
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$this->subtrees[] = $subtree;
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}
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}
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}
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/**
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* Append array to subtree
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*
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* @param \Smarty_Internal_Templateparser $parser
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* @param \Smarty_Internal_ParseTree[] $array
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*/
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public function append_array(Smarty_Internal_Templateparser $parser, $array = array())
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{
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if (!empty($array)) {
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$this->subtrees = array_merge($this->subtrees, (array)$array);
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}
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}
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/**
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* Prepend array to subtree
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*
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* @param \Smarty_Internal_Templateparser $parser
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* @param \Smarty_Internal_ParseTree[] $array
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*/
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public function prepend_array(Smarty_Internal_Templateparser $parser, $array = array())
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{
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if (!empty($array)) {
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$this->subtrees = array_merge((array)$array, $this->subtrees);
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}
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}
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/**
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* Sanitize and merge subtree buffers together
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*
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* @param \Smarty_Internal_Templateparser $parser
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*
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* @return string template code content
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*/
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public function to_smarty_php(Smarty_Internal_Templateparser $parser)
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{
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$code = '';
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for ($key = 0, $cnt = count($this->subtrees); $key < $cnt; $key++) {
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if ($this->subtrees[ $key ] instanceof Smarty_Internal_ParseTree_Text) {
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$subtree = $this->subtrees[ $key ]->to_smarty_php($parser);
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while ($key + 1 < $cnt && ($this->subtrees[ $key + 1 ] instanceof Smarty_Internal_ParseTree_Text ||
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$this->subtrees[ $key + 1 ]->data === '')) {
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$key++;
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if ($this->subtrees[ $key ]->data === '') {
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continue;
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}
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$subtree .= $this->subtrees[ $key ]->to_smarty_php($parser);
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}
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if ($subtree === '') {
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continue;
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}
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$code .= preg_replace(
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'/((<%)|(%>)|(<\?php)|(<\?)|(\?>)|(<\/?script))/',
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"<?php echo '\$1'; ?>\n",
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$subtree
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);
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continue;
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}
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if ($this->subtrees[ $key ] instanceof Smarty_Internal_ParseTree_Tag) {
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$subtree = $this->subtrees[ $key ]->to_smarty_php($parser);
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while ($key + 1 < $cnt && ($this->subtrees[ $key + 1 ] instanceof Smarty_Internal_ParseTree_Tag ||
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$this->subtrees[ $key + 1 ]->data === '')) {
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$key++;
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if ($this->subtrees[ $key ]->data === '') {
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continue;
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}
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$subtree = $parser->compiler->appendCode($subtree, $this->subtrees[ $key ]->to_smarty_php($parser));
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}
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if ($subtree === '') {
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continue;
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}
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$code .= $subtree;
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continue;
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}
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$code .= $this->subtrees[ $key ]->to_smarty_php($parser);
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}
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return $code;
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}
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}
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