diff options
Diffstat (limited to '3dparty/Smarty/sysplugins/smarty_internal_parsetree.php')
| -rw-r--r-- | 3dparty/Smarty/sysplugins/smarty_internal_parsetree.php | 236 |
1 files changed, 236 insertions, 0 deletions
diff --git a/3dparty/Smarty/sysplugins/smarty_internal_parsetree.php b/3dparty/Smarty/sysplugins/smarty_internal_parsetree.php new file mode 100644 index 00000000000..bfaa3637a45 --- /dev/null +++ b/3dparty/Smarty/sysplugins/smarty_internal_parsetree.php @@ -0,0 +1,236 @@ +<?php +/** + * Smarty Internal Plugin Templateparser Parsetrees + * + * These are classes to build parsetrees in the template parser + * + * @package Smarty + * @subpackage Compiler + * @author Thue Kristensen + * @author Uwe Tews + */ + +abstract class _smarty_parsetree { + abstract public function to_smarty_php(); +} + +/** + * A complete smarty tag. + */ +class _smarty_tag extends _smarty_parsetree +{ + public $parser; + public $data; + public $saved_block_nesting; + function __construct($parser, $data) + { + $this->parser = $parser; + $this->data = $data; + $this->saved_block_nesting = $parser->block_nesting_level; + } + + public function to_smarty_php() + { + return $this->data; + } + + 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. + */ +class _smarty_code extends _smarty_parsetree { + public $parser; + public $data; + function __construct($parser, $data) + { + $this->parser = $parser; + $this->data = $data; + } + + public function to_smarty_php() + { + return sprintf("(%s)", $this->data); + } +} + +/** + * Double quoted string inside a tag. + */ +class _smarty_doublequoted extends _smarty_parsetree { + public $parser; + public $subtrees = Array(); + function __construct($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); + } + } + + 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); + } + } + + 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. + */ +class _smarty_dq_content extends _smarty_parsetree { + public $data; + function __construct($parser, $data) + { + $this->parser = $parser; + $this->data = $data; + } + + public function to_smarty_php() + { + return '"' . $this->data . '"'; + } +} + +/** + * Template element + */ +class _smarty_template_buffer extends _smarty_parsetree { + public $subtrees = Array(); + function __construct($parser) + { + $this->parser = $parser; + } + + function append_subtree(_smarty_parsetree $subtree) + { + $this->subtrees[] = $subtree; + } + + 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 + */ +class _smarty_text extends _smarty_parsetree { + public $data; + function __construct($parser, $data) + { + $this->parser = $parser; + $this->data = $data; + } + + public function to_smarty_php() + { + return $this->data; + } +} + +/** + * template linebreaks + */ +class _smarty_linebreak extends _smarty_parsetree { + public $data; + function __construct($parser, $data) + { + $this->parser = $parser; + $this->data = $data; + } + + public function to_smarty_php() + { + return $this->data; + } +} + +?>
\ No newline at end of file |