update smarty library - seems to bring some performance improvement

1 files changed, 3 insertions, 315 deletions

diff --git a/library/Smarty/libs/sysplugins/smarty_internal_parsetree.php b/library/Smarty/libs/sysplugins/smarty_internal_parsetree.php
index 186671021..c96731ed9 100644
--- a/library/Smarty/libs/sysplugins/smarty_internal_parsetree.php
+++ b/library/Smarty/libs/sysplugins/smarty_internal_parsetree.php
@@ -14,14 +14,16 @@
  * @subpackage Compiler
  * @ignore
  */
-abstract class _smarty_parsetree
+abstract class Smarty_Internal_ParseTree
 {
+
     /**
      * Parser object
      *
      * @var object
      */
     public $parser;
+
     /**
      * Buffer content
      *
@@ -44,318 +46,4 @@ abstract class _smarty_parsetree
     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 output of buffer content into a temporary variable
-     *
-     * @return string template code
-     */
-    public function assign_to_var()
-    {
-        $var = sprintf('$_tmp%d', ++Smarty_Internal_Templateparser::$prefix_number);
-        $this->parser->compiler->prefix_code[] = sprintf("<?php ob_start();\n%s\n%s=ob_get_clean();?>", preg_replace(array('/^\s*<\?php\s+/','/\s*\?>\s*$/'), '', $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
-     *
-     * @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 $subtree)
-    {
-        if ($subtree->data !== '') {
-            $this->subtrees[] = $subtree;
-        }
-    }
-
-    /**
-     * Sanitize and merge subtree buffers together
-     *
-     * @return string template code content
-     */
-    public function to_smarty_php()
-    {
-        $code = '';
-        for ($key = 0, $cnt = count($this->subtrees); $key < $cnt; $key ++) {
-            if ($this->subtrees[$key] instanceof _smarty_text) {
-                $subtree = $this->subtrees[$key]->to_smarty_php();
-                while ($key + 1 < $cnt && ($this->subtrees[$key+1] instanceof _smarty_text || $this->subtrees[$key +1]->data == '')) {
-                    $key++;
-                    if ($this->subtrees[$key]->data == '') {
-                        continue;
-                    }
-                    $subtree .= $this->subtrees[$key]->to_smarty_php();
-                }
-                if ($subtree == '') {
-                    continue;
-                }
-                $code .= preg_replace('/(<%|%>|<\?php|<\?|\?>|<\/?script)/', "<?php echo '\$1'; ?>\n", $subtree);
-                continue;
-            }
-            if ($this->subtrees[$key] instanceof _smarty_tag) {
-                $subtree = $this->subtrees[$key]->to_smarty_php();
-                while ($key + 1 < $cnt && ($this->subtrees[$key+1] instanceof _smarty_tag || $this->subtrees[$key +1]->data == '')) {
-                    $key++;
-                    if ($this->subtrees[$key]->data == '') {
-                        continue;
-                    }
-                    $newCode = $this->subtrees[$key]->to_smarty_php();
-                    if ((preg_match('/^\s*<\?php\s+/', $newCode) &&  preg_match('/\s*\?>\s*$/', $subtree))) {
-                        $subtree = preg_replace('/\s*\?>\s*$/', "\n", $subtree);
-                        $subtree .= preg_replace('/^\s*<\?php\s+/', '', $newCode);
-                    } else {
-                        $subtree .= $newCode;
-                    }
-                }
-                if ($subtree == '') {
-                    continue;
-                }
-                $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 object $parser parser object
-     * @param string $data   text
-     */
-    public function __construct($parser, $data)
-    {
-        $this->parser = $parser;
-        $this->data = $data;
-    }
-
-    /**
-     * Return buffer content
-     *
-     * @return strint text
-     */
-    public function to_smarty_php()
-    {
-        return $this->data;
-    }
-}