lib/api/smarty/sysplugins/smarty_internal_parsetree_dq.php

   1 <?php
   2
   3 /**
   4  * Double quoted string inside a tag.
   5  *
   6  * @package    Smarty
   7  * @subpackage Compiler
   8  * @ignore
   9  */
  10 /**
  11  * Double quoted string inside a tag.
  12  *
  13  * @package    Smarty
  14  * @subpackage Compiler
  15  * @ignore
  16  */
  17 class Smarty_Internal_ParseTree_Dq extends Smarty_Internal_ParseTree
  18 {
  19     /**
  20      * Create parse tree buffer for double quoted string subtrees
  21      *
  22      * @param object            $parser  parser object
  23      * @param Smarty_Internal_ParseTree $subtree parsetree buffer
  24      */
  25     public function __construct($parser, Smarty_Internal_ParseTree $subtree)
  26     {
  27         $this->parser = $parser;
  28         $this->subtrees[] = $subtree;
  29         if ($subtree instanceof Smarty_Internal_ParseTree_Tag) {
  30             $this->parser->block_nesting_level = count($this->parser->compiler->_tag_stack);
  31         }
  32     }
  33
  34     /**
  35      * Append buffer to subtree
  36      *
  37      * @param Smarty_Internal_ParseTree $subtree parsetree buffer
  38      */
  39     public function append_subtree(Smarty_Internal_ParseTree $subtree)
  40     {
  41         $last_subtree = count($this->subtrees) - 1;
  42         if ($last_subtree >= 0 && $this->subtrees[$last_subtree] instanceof Smarty_Internal_ParseTree_Tag && $this->subtrees[$last_subtree]->saved_block_nesting < $this->parser->block_nesting_level) {
  43             if ($subtree instanceof Smarty_Internal_ParseTree_Code) {
  44                 $this->subtrees[$last_subtree]->data .= '<?php echo ' . $subtree->data . ';?>';
  45             } elseif ($subtree instanceof Smarty_Internal_ParseTree_DqContent) {
  46                 $this->subtrees[$last_subtree]->data .= '<?php echo "' . $subtree->data . '";?>';
  47             } else {
  48                 $this->subtrees[$last_subtree]->data .= $subtree->data;
  49             }
  50         } else {
  51             $this->subtrees[] = $subtree;
  52         }
  53         if ($subtree instanceof Smarty_Internal_ParseTree_Tag) {
  54             $this->parser->block_nesting_level = count($this->parser->compiler->_tag_stack);
  55         }
  56     }
  57
  58     /**
  59      * Merge subtree buffer content together
  60      *
  61      * @return string compiled template code
  62      */
  63     public function to_smarty_php()
  64     {
  65         $code = '';
  66         foreach ($this->subtrees as $subtree) {
  67             if ($code !== "") {
  68                 $code .= ".";
  69             }
  70             if ($subtree instanceof Smarty_Internal_ParseTree_Tag) {
  71                 $more_php = $subtree->assign_to_var();
  72             } else {
  73                 $more_php = $subtree->to_smarty_php();
  74             }
  75
  76             $code .= $more_php;
  77
  78             if (!$subtree instanceof Smarty_Internal_ParseTree_DqContent) {
  79                 $this->parser->compiler->has_variable_string = true;
  80             }
  81         }
  82
  83         return $code;
  84     }
  85 }