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			269 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			269 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
<?php
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/**
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* Smarty Internal Plugin Compile Block
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*
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* Compiles the {block}{/block} tags
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*
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* @package Smarty
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* @subpackage Compiler
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* @author Uwe Tews
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*/
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/**
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* Smarty Internal Plugin Compile Block Class
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*
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* @package Smarty
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* @subpackage Compiler
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*/
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class Smarty_Internal_Compile_Block extends Smarty_Internal_CompileBase {
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    /**
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    * Attribute definition: Overwrites base class.
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    *
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    * @var array
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    * @see Smarty_Internal_CompileBase
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    */
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    public $required_attributes = array('name');
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    /**
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    * Attribute definition: Overwrites base class.
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    *
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    * @var array
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    * @see Smarty_Internal_CompileBase
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    */
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    public $shorttag_order = array('name', 'hide');
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    /**
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    * Attribute definition: Overwrites base class.
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    *
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    * @var array
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    * @see Smarty_Internal_CompileBase
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    */
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    public $optional_attributes = array('hide');
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    /**
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    * Compiles code for the {block} tag
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    *
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    * @param array  $args     array with attributes from parser
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    * @param object $compiler compiler object
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    * @return boolean true
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    */
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    public function compile($args, $compiler)
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    {
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        // check and get attributes
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        $_attr = $this->getAttributes($compiler, $args);
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        $save = array($_attr, $compiler->parser->current_buffer, $compiler->nocache, $compiler->smarty->merge_compiled_includes, $compiler->merged_templates, $compiler->smarty->merged_templates_func, $compiler->template->properties, $compiler->template->has_nocache_code);
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        $this->openTag($compiler, 'block', $save);
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        if ($_attr['nocache'] == true) {
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            $compiler->nocache = true;
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        }
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        // set flag for {block} tag
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        $compiler->inheritance = true;
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        // must merge includes
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        $compiler->smarty->merge_compiled_includes = true;
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        $compiler->parser->current_buffer = new _smarty_template_buffer($compiler->parser);
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        $compiler->has_code = false;
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        return true;
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    }
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    /**
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    * Save or replace child block source by block name during parsing
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    *
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    * @param string $block_content     block source content
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    * @param string $block_tag         opening block tag
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    * @param object $template          template object
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    * @param string $filepath          filepath of template source
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    */
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    public static function saveBlockData($block_content, $block_tag, $template, $filepath)
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    {
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        $_rdl = preg_quote($template->smarty->right_delimiter);
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        $_ldl = preg_quote($template->smarty->left_delimiter);
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        if ($template->smarty->auto_literal) {
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            $al = '\s*';
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        } else {
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            $al = '';
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        }
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        if (0 == preg_match("!({$_ldl}{$al}block\s+)(name=)?(\w+|'.*'|\".*\")(\s*?)?((append|prepend|nocache)?(\s*)?(hide)?)?(\s*{$_rdl})!", $block_tag, $_match)) {
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            $error_text = 'Syntax Error in template "' . $template->source->filepath . '"   "' . htmlspecialchars($block_tag) . '" illegal options';
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            throw new SmartyCompilerException($error_text);
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        } else {
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            $_name = trim($_match[3], '\'"');
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            if ($_match[8] != 'hide' || isset($template->block_data[$_name])) {        // replace {$smarty.block.child}
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                // do we have {$smart.block.child} in nested {block} tags?
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                if (0 != preg_match_all("!({$_ldl}{$al}block\s+)(name=)?(\w+|'.*'|\".*\")([\s\S]*?{$_rdl})([\s\S]*?)({$_ldl}{$al}\\\$smarty\.block\.child{$_rdl})([\s\S]*?{$_ldl}{$al}/block{$_rdl})!", $block_content, $_match2)) {
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                    foreach($_match2[3] as $name) {
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                        // get it's replacement
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                        $_name2 = trim($name, '\'"');
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                        if (isset($template->block_data[$_name2])) {
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                            $replacement = $template->block_data[$_name2]['source'];
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                        } else {
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                            $replacement = '';
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                        }
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                        // replace {$smarty.block.child} tag
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                        $search = array("%({$_ldl}{$al}block[\s\S]*?{$name}[\s\S]*?{$_rdl})([\s\S]*?)({$_ldl}{$al}\\\$smarty\.block\.child{$_rdl})([\s\S]*?)({$_ldl}{$al}/block{$_rdl})%","/<2F><><EFBFBD>child<6C><64><EFBFBD>/");
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                        $replace = array('\2<><32><EFBFBD>child<6C><64><EFBFBD>\4', $replacement);
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                        $block_content = preg_replace($search, $replace , $block_content);
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                    }
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                }
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                // do we have not nested {$smart.block.child}
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                if (0 != preg_match("/({$_ldl}{$al}\\\$smarty\.block\.child{$_rdl})/", $block_content, $_match2)) {
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                    // get child replacement for this block
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                    if (isset($template->block_data[$_name])) {
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                        $replacement = $template->block_data[$_name]['source'];
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                        unset($template->block_data[$_name]);
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                    } else {
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                        $replacement = '';
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                    }
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                    $block_content = preg_replace("/({$_ldl}{$al}\\\$smarty\.block\.child{$_rdl})/", $replacement, $block_content);
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                }
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                if (isset($template->block_data[$_name])) {
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                    if (strpos($template->block_data[$_name]['source'], '%%%%SMARTY_PARENT%%%%') !== false) {
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                        $template->block_data[$_name]['source'] =
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                        str_replace('%%%%SMARTY_PARENT%%%%', $block_content, $template->block_data[$_name]['source']);
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                    } elseif ($template->block_data[$_name]['mode'] == 'prepend') {
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                        $template->block_data[$_name]['source'] .= $block_content;
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                    } elseif ($template->block_data[$_name]['mode'] == 'append') {
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                        $template->block_data[$_name]['source'] = $block_content . $template->block_data[$_name]['source'];
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                    }
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                } else {
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                    $template->block_data[$_name]['source'] = $block_content;
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                    $template->block_data[$_name]['file'] = $filepath;
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                }
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                if ($_match[6] == 'append') {
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                    $template->block_data[$_name]['mode'] = 'append';
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                } elseif ($_match[6] == 'prepend') {
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                    $template->block_data[$_name]['mode'] = 'prepend';
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                } else {
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                    $template->block_data[$_name]['mode'] = 'replace';
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                }
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            }
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        }
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    }
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    /**
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    * Compile saved child block source
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    *
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    * @param object $compiler  compiler object
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    * @param string $_name     optional name of child block
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    * @return string   compiled code of schild block
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    */
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    public static function compileChildBlock($compiler, $_name = null)
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    {
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        $_output = '';
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        // if called by {$smarty.block.child} we must search the name of enclosing {block}
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        if ($_name == null) {
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            $stack_count = count($compiler->_tag_stack);
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            while (--$stack_count >= 0) {
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                if ($compiler->_tag_stack[$stack_count][0] == 'block') {
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                    $_name = trim($compiler->_tag_stack[$stack_count][1][0]['name'] ,"'\"");
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                    break;
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                }
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            }
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            // flag that child is already compile by {$smarty.block.child} inclusion
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            $compiler->template->block_data[$_name]['compiled'] = true;
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        }
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        if ($_name == null) {
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            $compiler->trigger_template_error('{$smarty.block.child} used out of context', $compiler->lex->taglineno);
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        }
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        // undefined child?
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        if (!isset($compiler->template->block_data[$_name]['source'])) {
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            return '';
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        }
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        $_tpl = new Smarty_Internal_template ('string:' . $compiler->template->block_data[$_name]['source'], $compiler->smarty, $compiler->template, $compiler->template->cache_id,
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        $compiler->template->compile_id = null, $compiler->template->caching, $compiler->template->cache_lifetime);
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        $_tpl->variable_filters = $compiler->template->variable_filters;
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        $_tpl->properties['nocache_hash'] = $compiler->template->properties['nocache_hash'];
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        $_tpl->source->filepath = $compiler->template->block_data[$_name]['file'];
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        $_tpl->allow_relative_path = true;
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        if ($compiler->nocache) {
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            $_tpl->compiler->forceNocache = 2;
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        } else {
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            $_tpl->compiler->forceNocache = 1;
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        }
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        $_tpl->compiler->suppressHeader = true;
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        $_tpl->compiler->suppressTemplatePropertyHeader = true;
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        $_tpl->compiler->suppressMergedTemplates = true;
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        if (strpos($compiler->template->block_data[$_name]['source'], '%%%%SMARTY_PARENT%%%%') !== false) {
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            $_output = str_replace('%%%%SMARTY_PARENT%%%%', $compiler->parser->current_buffer->to_smarty_php(), $_tpl->compiler->compileTemplate($_tpl));
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        } elseif ($compiler->template->block_data[$_name]['mode'] == 'prepend') {
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            $_output = $_tpl->compiler->compileTemplate($_tpl) . $compiler->parser->current_buffer->to_smarty_php();
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        } elseif ($compiler->template->block_data[$_name]['mode'] == 'append') {
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            $_output = $compiler->parser->current_buffer->to_smarty_php() . $_tpl->compiler->compileTemplate($_tpl);
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        } elseif (!empty($compiler->template->block_data[$_name])) {
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            $_output = $_tpl->compiler->compileTemplate($_tpl);
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        }
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        $compiler->template->properties['file_dependency'] = array_merge($compiler->template->properties['file_dependency'], $_tpl->properties['file_dependency']);
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        $compiler->template->properties['function'] = array_merge($compiler->template->properties['function'], $_tpl->properties['function']);
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        $compiler->merged_templates = array_merge($compiler->merged_templates, $_tpl->compiler->merged_templates);
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        $compiler->template->variable_filters = $_tpl->variable_filters;
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        if ($_tpl->has_nocache_code) {
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            $compiler->template->has_nocache_code = true;
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        }
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        foreach($_tpl->required_plugins as $key => $tmp1) {
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            if ($compiler->nocache) {
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                $code = 'nocache';
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            } else {
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                $code = $key;
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            }
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            foreach($tmp1 as $name => $tmp) {
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                foreach($tmp as $type => $data) {
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                    $compiler->template->required_plugins[$code][$name][$type] = $data;
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                }
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            }
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        }
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        unset($_tpl);
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        return $_output;
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    }
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}
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/**
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* Smarty Internal Plugin Compile BlockClose Class
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*
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* @package Smarty
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* @subpackage Compiler
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*/
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class Smarty_Internal_Compile_Blockclose extends Smarty_Internal_CompileBase {
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    /**
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    * Compiles code for the {/block} tag
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    *
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    * @param array  $args     array with attributes from parser
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    * @param object $compiler compiler object
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    * @return string compiled code
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    */
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    public function compile($args, $compiler)
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    {
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        $compiler->has_code = true;
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        // check and get attributes
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        $_attr = $this->getAttributes($compiler, $args);
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        $saved_data = $this->closeTag($compiler, array('block'));
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        $_name = trim($saved_data[0]['name'], "\"'");
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        if (isset($compiler->template->block_data[$_name]) && !isset($compiler->template->block_data[$_name]['compiled'])) {
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            // restore to status before {block} tag as new subtemplate code of parent {block} is not needed
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            $compiler->merged_templates = $saved_data[4];
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            $compiler->smarty->merged_templates_func = $saved_data[5];
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            $compiler->template->properties = $saved_data[6];
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            $compiler->template->has_nocache_code = $saved_data[7];
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            $_output = Smarty_Internal_Compile_Block::compileChildBlock($compiler, $_name);
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        } else {
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            if (isset($saved_data[0]['hide']) && !isset($compiler->template->block_data[$_name]['source'])) {
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                $_output = '';
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            } else {
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                $_output = $compiler->parser->current_buffer->to_smarty_php();
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            }
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            unset ($compiler->template->block_data[$_name]['compiled']);
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        }
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        // reset flags
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        $compiler->parser->current_buffer = $saved_data[1];
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        $compiler->nocache = $saved_data[2];
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        $compiler->smarty->merge_compiled_includes = $saved_data[3];
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        // reset flag for {block} tag
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        $compiler->inheritance = false;
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        // $_output content has already nocache code processed
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        $compiler->suppressNocacheProcessing = true;
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        return $_output;
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    }
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}
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?>
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