Merge branch 'bug/385-php7'

1 files changed, 17 insertions, 358 deletions

diff --git a/include/smarty/libs/sysplugins/smarty_internal_parsetree.php b/include/smarty/libs/sysplugins/smarty_internal_parsetree.php
index 99f4c6566..32c9df094 100644
--- a/include/smarty/libs/sysplugins/smarty_internal_parsetree.php
+++ b/include/smarty/libs/sysplugins/smarty_internal_parsetree.php
@@ -1,395 +1,54 @@
 <?php
 /**
  * Smarty Internal Plugin Templateparser Parsetrees
- *
  * These are classes to build parsetrees in the template parser
  *
- * @package Smarty
+ * @package    Smarty
  * @subpackage Compiler
- * @author Thue Kristensen
- * @author Uwe Tews
+ * @author     Thue Kristensen
+ * @author     Uwe Tews
  */
 
 /**
- * @package Smarty
+ * @package    Smarty
  * @subpackage Compiler
  * @ignore
  */
-abstract class _smarty_parsetree {
+abstract class Smarty_Internal_ParseTree
+{
 
     /**
-     * Parser object
-     * @var object
-     */
-    public $parser;
-    /**
      * Buffer content
+     *
      * @var mixed
      */
     public $data;
 
     /**
-     * Return buffer
-     *
-     * @return string  buffer content
-     */
-    abstract public function to_smarty_php();
-
-}
-
-/**
- * A complete smarty tag.
- *
- * @package Smarty
- * @subpackage Compiler
- * @ignore
- */
-class _smarty_tag extends _smarty_parsetree {
-
-    /**
-     * Saved block nesting level
-     * @var int
-     */
-    public $saved_block_nesting;
-
-    /**
-     * Create parse tree buffer for Smarty tag
-     *
-     * @param object $parser    parser object
-     * @param string $data      content
-     */
-    public function __construct($parser, $data)
-    {
-        $this->parser = $parser;
-        $this->data = $data;
-        $this->saved_block_nesting = $parser->block_nesting_level;
-    }
-
-    /**
-     * Return buffer content
-     *
-     * @return string  content
-     */
-    public function to_smarty_php()
-    {
-        return $this->data;
-    }
-
-    /**
-     * Return complied code that loads the evaluated outout of buffer content into a temporary variable
-     *
-     * @return string template code
-     */
-    public function assign_to_var()
-    {
-        $var = sprintf('$_tmp%d', ++$this->parser->prefix_number);
-        $this->parser->compiler->prefix_code[] = sprintf('<?php ob_start();?>%s<?php %s=ob_get_clean();?>', $this->data, $var);
-        return $var;
-    }
-
-}
-
-/**
- * Code fragment inside a tag.
- *
- * @package Smarty
- * @subpackage Compiler
- * @ignore
- */
-class _smarty_code extends _smarty_parsetree {
-
-
-    /**
-     * Create parse tree buffer for code fragment
-     *
-     * @param object $parser    parser object
-     * @param string $data      content
-     */
-    public function __construct($parser, $data)
-    {
-        $this->parser = $parser;
-        $this->data = $data;
-    }
-
-    /**
-     * Return buffer content in parentheses
-     *
-     * @return string  content
-     */
-    public function to_smarty_php()
-    {
-        return sprintf("(%s)", $this->data);
-    }
-
-}
-
-/**
- * Double quoted string inside a tag.
- *
- * @package Smarty
- * @subpackage Compiler
- * @ignore
- */
-class _smarty_doublequoted extends _smarty_parsetree {
-
-    /**
-     * Create parse tree buffer for double quoted string subtrees
-     *
-     * @param object $parser    parser object
-     * @param _smarty_parsetree $subtree    parsetree buffer
-     */
-    public function __construct($parser, _smarty_parsetree $subtree)
-    {
-        $this->parser = $parser;
-        $this->subtrees[] = $subtree;
-        if ($subtree instanceof _smarty_tag) {
-            $this->parser->block_nesting_level = count($this->parser->compiler->_tag_stack);
-        }
-    }
-
-    /**
-     * Append buffer to subtree
-     *
-     * @param _smarty_parsetree $subtree  parsetree buffer
-     */
-    public function append_subtree(_smarty_parsetree $subtree)
-    {
-        $last_subtree = count($this->subtrees) - 1;
-        if ($last_subtree >= 0 && $this->subtrees[$last_subtree] instanceof _smarty_tag && $this->subtrees[$last_subtree]->saved_block_nesting < $this->parser->block_nesting_level) {
-            if ($subtree instanceof _smarty_code) {
-                $this->subtrees[$last_subtree]->data .= '<?php echo ' . $subtree->data . ';?>';
-            } elseif ($subtree instanceof _smarty_dq_content) {
-                $this->subtrees[$last_subtree]->data .= '<?php echo "' . $subtree->data . '";?>';
-            } else {
-                $this->subtrees[$last_subtree]->data .= $subtree->data;
-            }
-        } else {
-            $this->subtrees[] = $subtree;
-        }
-        if ($subtree instanceof _smarty_tag) {
-            $this->parser->block_nesting_level = count($this->parser->compiler->_tag_stack);
-        }
-    }
-
-    /**
-     * Merge subtree buffer content together
-     *
-     * @return string  compiled template code
-     */
-    public function to_smarty_php()
-    {
-        $code = '';
-        foreach ($this->subtrees as $subtree) {
-            if ($code !== "") {
-                $code .= ".";
-            }
-            if ($subtree instanceof _smarty_tag) {
-                $more_php = $subtree->assign_to_var();
-            } else {
-                $more_php = $subtree->to_smarty_php();
-            }
-
-            $code .= $more_php;
-
-            if (!$subtree instanceof _smarty_dq_content) {
-                $this->parser->compiler->has_variable_string = true;
-            }
-        }
-        return $code;
-    }
-
-}
-
-/**
- * Raw chars as part of a double quoted string.
- *
- * @package Smarty
- * @subpackage Compiler
- * @ignore
- */
-class _smarty_dq_content extends _smarty_parsetree {
-
-
-    /**
-     * Create parse tree buffer with string content
-     *
-     * @param object $parser  parser object
-     * @param string $data    string section
-     */
-    public function __construct($parser, $data)
-    {
-        $this->parser = $parser;
-        $this->data = $data;
-    }
-
-    /**
-     * Return content as double quoted string
-     *
-     * @return string doubled quoted string
-     */
-    public function to_smarty_php()
-    {
-        return '"' . $this->data . '"';
-    }
-
-}
-
-/**
- * Template element
- *
- * @package Smarty
- * @subpackage Compiler
- * @ignore
- */
-class _smarty_template_buffer extends _smarty_parsetree {
-
-    /**
-     * Array of template elements
+     * Subtree array
      *
      * @var array
      */
-    public $subtrees = Array();
-
-    /**
-     * Create root of parse tree for template elements
-     *
-     * @param object $parser    parse object
-     */
-    public function __construct($parser)
-    {
-        $this->parser = $parser;
-    }
-
-    /**
-     * Append buffer to subtree
-     *
-     * @param _smarty_parsetree $subtree
-     */
-    public function append_subtree(_smarty_parsetree $subtree)
-    {
-        $this->subtrees[] = $subtree;
-    }
+    public $subtrees = array();
 
     /**
-     * Sanitize and merge subtree buffers together
+     * Return buffer
      *
-     * @return string template code content
-     */
-    public function to_smarty_php()
-    {
-        $code = '';
-        for ($key = 0, $cnt = count($this->subtrees); $key < $cnt; $key++) {
-            if ($key + 2 < $cnt) {
-                if ($this->subtrees[$key] instanceof _smarty_linebreak && $this->subtrees[$key + 1] instanceof _smarty_tag && $this->subtrees[$key + 1]->data == '' && $this->subtrees[$key + 2] instanceof _smarty_linebreak) {
-                    $key = $key + 1;
-                    continue;
-                }
-                if (substr($this->subtrees[$key]->data, -1) == '<' && $this->subtrees[$key + 1]->data == '' && substr($this->subtrees[$key + 2]->data, -1) == '?') {
-                    $key = $key + 2;
-                    continue;
-                }
-            }
-            if (substr($code, -1) == '<') {
-                $subtree = $this->subtrees[$key]->to_smarty_php();
-                if (substr($subtree, 0, 1) == '?') {
-                    $code = substr($code, 0, strlen($code) - 1) . '<<?php ?>?' . substr($subtree, 1);
-                } elseif ($this->parser->asp_tags && substr($subtree, 0, 1) == '%') {
-                    $code = substr($code, 0, strlen($code) - 1) . '<<?php ?>%' . substr($subtree, 1);
-                } else {
-                    $code .= $subtree;
-                }
-                continue;
-            }
-            if ($this->parser->asp_tags && substr($code, -1) == '%') {
-                $subtree = $this->subtrees[$key]->to_smarty_php();
-                if (substr($subtree, 0, 1) == '>') {
-                    $code = substr($code, 0, strlen($code) - 1) . '%<?php ?>>' . substr($subtree, 1);
-                } else {
-                    $code .= $subtree;
-                }
-                continue;
-            }
-            if (substr($code, -1) == '?') {
-                $subtree = $this->subtrees[$key]->to_smarty_php();
-                if (substr($subtree, 0, 1) == '>') {
-                    $code = substr($code, 0, strlen($code) - 1) . '?<?php ?>>' . substr($subtree, 1);
-                } else {
-                    $code .= $subtree;
-                }
-                continue;
-            }
-            $code .= $this->subtrees[$key]->to_smarty_php();
-        }
-        return $code;
-    }
-
-}
-
-/**
- * template text
- *
- * @package Smarty
- * @subpackage Compiler
- * @ignore
- */
-class _smarty_text extends _smarty_parsetree {
-
-
-    /**
-     * Create template text buffer
+     * @param \Smarty_Internal_Templateparser $parser
      *
-     * @param object $parser    parser object
-     * @param string $data      text
+     * @return string buffer content
      */
-    public function __construct($parser, $data)
-    {
-        $this->parser = $parser;
-        $this->data = $data;
-    }
+    abstract public function to_smarty_php(Smarty_Internal_Templateparser $parser);
 
     /**
-     * Return buffer content
-     *
-     * @return strint text
+     * Template data object destructor
      */
-    public function to_smarty_php()
+    public function __destruct()
     {
-        return $this->data;
+        $this->data = null;
+        $this->subtrees = null;
     }
 
 }
 
-/**
- * template linebreaks
- *
- * @package Smarty
- * @subpackage Compiler
- * @ignore
- */
-class _smarty_linebreak extends _smarty_parsetree {
-
-    /**
-     * Create buffer with linebreak content
-     *
-     * @param object $parser    parser object
-     * @param string  $data     linebreak string
-     */
-    public function __construct($parser, $data)
-    {
-        $this->parser = $parser;
-        $this->data = $data;
-    }
-
-    /**
-     * Return linebrak
-     *
-     * @return string linebreak
-     */
-    public function to_smarty_php()
-    {
-        return $this->data;
-    }
-
-}
 
-?>
\ No newline at end of file