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smarty/libs/sysplugins/smarty_internal_parsetree_template.php

129 Zeilen
4 KiB
PHP

2019-11-04 16:27:34 +00:00
<?php
/**
* Smarty Internal Plugin Templateparser Parse Tree
* These are classes to build parse tree in the template parser
*
* @package Smarty
* @subpackage Compiler
* @author Thue Kristensen
* @author Uwe Tews
*/
/**
* Template element
*
* @package Smarty
* @subpackage Compiler
* @ignore
*/
class Smarty_Internal_ParseTree_Template extends Smarty_Internal_ParseTree
{
/**
* Array of template elements
*
* @var array
*/
public $subtrees = Array();
/**
* Create root of parse tree for template elements
*
*/
public function __construct()
{
}
/**
* Append buffer to subtree
*
* @param \Smarty_Internal_Templateparser $parser
* @param Smarty_Internal_ParseTree $subtree
*/
public function append_subtree(Smarty_Internal_Templateparser $parser, Smarty_Internal_ParseTree $subtree)
{
if (!empty($subtree->subtrees)) {
$this->subtrees = array_merge($this->subtrees, $subtree->subtrees);
} else {
if ($subtree->data !== '') {
$this->subtrees[] = $subtree;
}
}
}
/**
* Append array to subtree
*
* @param \Smarty_Internal_Templateparser $parser
* @param \Smarty_Internal_ParseTree[] $array
*/
public function append_array(Smarty_Internal_Templateparser $parser, $array = array())
{
if (!empty($array)) {
$this->subtrees = array_merge($this->subtrees, (array) $array);
}
}
/**
* Prepend array to subtree
*
* @param \Smarty_Internal_Templateparser $parser
* @param \Smarty_Internal_ParseTree[] $array
*/
public function prepend_array(Smarty_Internal_Templateparser $parser, $array = array())
{
if (!empty($array)) {
$this->subtrees = array_merge((array) $array, $this->subtrees);
}
}
/**
* Sanitize and merge subtree buffers together
*
* @param \Smarty_Internal_Templateparser $parser
*
* @return string template code content
*/
public function to_smarty_php(Smarty_Internal_Templateparser $parser)
{
$code = '';
for ($key = 0, $cnt = count($this->subtrees); $key < $cnt; $key ++) {
if ($this->subtrees[ $key ] instanceof Smarty_Internal_ParseTree_Text) {
$subtree = $this->subtrees[ $key ]->to_smarty_php($parser);
while ($key + 1 < $cnt && ($this->subtrees[ $key + 1 ] instanceof Smarty_Internal_ParseTree_Text ||
$this->subtrees[ $key + 1 ]->data == '')) {
$key ++;
if ($this->subtrees[ $key ]->data == '') {
continue;
}
$subtree .= $this->subtrees[ $key ]->to_smarty_php($parser);
}
if ($subtree == '') {
continue;
}
$code .= preg_replace('/((<%)|(%>)|(<\?php)|(<\?)|(\?>)|(<\/?script))/', "<?php echo '\$1'; ?>\n",
$subtree);
continue;
}
if ($this->subtrees[ $key ] instanceof Smarty_Internal_ParseTree_Tag) {
$subtree = $this->subtrees[ $key ]->to_smarty_php($parser);
while ($key + 1 < $cnt && ($this->subtrees[ $key + 1 ] instanceof Smarty_Internal_ParseTree_Tag ||
$this->subtrees[ $key + 1 ]->data == '')) {
$key ++;
if ($this->subtrees[ $key ]->data == '') {
continue;
}
$subtree = $parser->compiler->appendCode($subtree, $this->subtrees[ $key ]->to_smarty_php($parser));
}
if ($subtree == '') {
continue;
}
$code .= $subtree;
continue;
}
$code .= $this->subtrees[ $key ]->to_smarty_php($parser);
}
return $code;
}
}