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https://github.com/smarty-php/smarty.git
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293 lines
13 KiB
PHP
293 lines
13 KiB
PHP
<?php
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/*
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* This file is part of Smarty.
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*
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* (c) 2015 Uwe Tews
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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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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* @author Uwe Tews <uwe.tews@googlemail.com>
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*/
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class Smarty_Internal_Compile_Block extends Smarty_Internal_Compile_Shared_Inheritance
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{
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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');
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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 $option_flags = array('hide', 'nocache');
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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('assign');
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/**
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* nesting level of block tags
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*
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* @var int
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*/
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public static $blockTagNestingLevel = 0;
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/**
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* Saved compiler object
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*
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* @var Smarty_Internal_TemplateCompilerBase
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*/
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public $compiler = null;
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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 \Smarty_Internal_TemplateCompilerBase $compiler compiler object
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* @param array $parameter array with compilation parameter
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*
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* @return bool true
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*/
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public function compile($args, Smarty_Internal_TemplateCompilerBase $compiler, $parameter)
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{
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if (!isset($compiler->_cache['blockNesting'])) {
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$compiler->_cache['blockNesting'] = 0;
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}
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if ($compiler->_cache['blockNesting'] == 0) {
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// make sure that inheritance gets initialized in template code
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$this->registerInit($compiler);
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$this->option_flags = array('hide', 'nocache', 'append', 'prepend');
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} else {
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$this->option_flags = array('hide', 'nocache');
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}
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// check and get attributes
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$_attr = $this->getAttributes($compiler, $args);
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$compiler->_cache['blockNesting'] ++;
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$compiler->_cache['blockName'][$compiler->_cache['blockNesting']] = $_attr['name'];
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$compiler->_cache['blockParams'][$compiler->_cache['blockNesting']][0] = 'block_' . preg_replace('![^\w]+!', '_', uniqid(rand(), true));
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$compiler->_cache['blockParams'][$compiler->_cache['blockNesting']][1] = false;
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$this->openTag($compiler, 'block', array($_attr, $compiler->nocache, $compiler->parser->current_buffer,
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$compiler->template->compiled->has_nocache_code,
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$compiler->template->caching));
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// must whole block be nocache ?
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if ($compiler->tag_nocache) {
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$i = 0;
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}
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$compiler->nocache = $compiler->nocache | $compiler->tag_nocache;
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// $compiler->suppressNocacheProcessing = true;
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if ($_attr['nocache'] === true) {
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//$compiler->trigger_template_error('nocache option not allowed', $compiler->parser->lex->taglineno);
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}
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$compiler->parser->current_buffer = new Smarty_Internal_ParseTree_Template();
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$compiler->template->compiled->has_nocache_code = false;
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$compiler->suppressNocacheProcessing = true;
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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 \Smarty_Internal_TemplateCompilerBase compiler object
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* @param string $_name optional name of child block
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*
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* @return string compiled code of child block
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*/
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static function compileChildBlock(Smarty_Internal_TemplateCompilerBase $compiler, $_name = null)
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{
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if (!isset($compiler->_cache['blockNesting'])) {
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$compiler->trigger_template_error(' tag {$smarty.block.child} used outside {block} tags ',
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$compiler->parser->lex->taglineno);
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}
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$compiler->has_code = true;
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$compiler->suppressNocacheProcessing = true;
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$compiler->_cache['blockParams'][$compiler->_cache['blockNesting']][1] = true;
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$output = "<?php \n\$_smarty_tpl->ext->_inheritance->processBlock(\$_smarty_tpl, 2, {$compiler->_cache['blockName'][$compiler->_cache['blockNesting']]}, null, \$_blockParentStack);\n?>\n";
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return $output;
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}
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/**
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* Compile $smarty.block.parent
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*
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* @param \Smarty_Internal_TemplateCompilerBase $compiler compiler object
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* @param string $_name optional name of child block
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*
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* @return string compiled code of child block
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*/
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static function compileParentBlock(Smarty_Internal_TemplateCompilerBase $compiler, $_name = null)
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{
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if (!isset($compiler->_cache['blockNesting'])) {
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$compiler->trigger_template_error(' tag {$smarty.block.parent} used outside {block} tags ',
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$compiler->parser->lex->taglineno);
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}
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$compiler->suppressNocacheProcessing = true;
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$compiler->has_code = true;
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$output = "<?php \n\$_smarty_tpl->ext->_inheritance->processBlock(\$_smarty_tpl, 3, {$compiler->_cache['blockName'][$compiler->_cache['blockNesting']]}, null, \$_blockParentStack);\n?>\n";
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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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*/
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class Smarty_Internal_Compile_Blockclose extends Smarty_Internal_Compile_Shared_Inheritance
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{
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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 \Smarty_Internal_TemplateCompilerBase $compiler compiler object
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* @param array $parameter array with compilation parameter
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*
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* @return bool true
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*/
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public function compile($args, Smarty_Internal_TemplateCompilerBase $compiler, $parameter)
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{
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list($_attr, $_nocache, $_buffer, $_has_nocache_code, $_caching) = $this->closeTag($compiler, array('block'));
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// init block parameter
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$_block = $compiler->_cache['blockParams'][$compiler->_cache['blockNesting']];
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unset($compiler->_cache['blockParams'][$compiler->_cache['blockNesting']]);
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$_block[2] = $_block[3] = 0;
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$_name = trim($_attr['name'], "'\"");
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$_assign = isset($_attr['assign']) ? $_attr['assign'] : null;
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unset($_attr['assign'], $_attr['name']);
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foreach ($_attr as $name => $stat) {
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if ((is_bool($stat) && $stat !== false) || (!is_bool($stat) && $stat != 'false')) {
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$_block[$name] = is_string($stat) ? trim($stat, "'\"") : $stat;
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}
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}
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$_funcName = $_block[0];
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// get compiled block code
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$_functionCode = $compiler->parser->current_buffer;
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// setup buffer for template function code
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$compiler->parser->current_buffer = new Smarty_Internal_ParseTree_Template();
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if ($compiler->template->compiled->has_nocache_code) {
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// $compiler->parent_compiler->template->tpl_function[$_name]['call_name_caching'] = $_funcNameCaching;
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$_block[6] = $_funcNameCaching = $_funcName . '_nocache';
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$output = "<?php\n";
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$output .= "/* {block '{$_name}'} {$compiler->template->source->type}:{$compiler->template->source->name} */\n";
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$output .= "function {$_funcNameCaching} (\$_smarty_tpl, \$_blockParentStack) {\n";
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$output .= "/*/%%SmartyNocache:{$compiler->template->compiled->nocache_hash}%%*/\n";
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$output .= "\$_smarty_tpl->cached->hashes['{$compiler->template->compiled->nocache_hash}'] = true;\n";
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if (isset($_assign)) {
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$output .= "ob_start();\n";
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}
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$output .= "?>\n";
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$compiler->parser->current_buffer->append_subtree($compiler->parser,
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new Smarty_Internal_ParseTree_Tag($compiler->parser,
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$output));
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$compiler->parser->current_buffer->append_subtree($compiler->parser, $_functionCode);
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$output = "<?php\n";
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if (isset($_assign)) {
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$output .= "\$_smarty_tpl->tpl_vars[{$_assign}] = new Smarty_Variable(ob_get_clean());\n";
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}
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$output .= "/*%%SmartyNocache:{$compiler->template->compiled->nocache_hash}%%*/\n";
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$output .= "}\n";
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$output .= "/* {/block '{$_name}'} */\n\n";
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$output .= "?>\n";
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$compiler->parser->current_buffer->append_subtree($compiler->parser,
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new Smarty_Internal_ParseTree_Tag($compiler->parser,
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$output));
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$compiler->blockOrFunctionCode .= $f = $compiler->parser->current_buffer->to_smarty_php($compiler->parser);
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$compiler->parser->current_buffer = new Smarty_Internal_ParseTree_Template();
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$this->compiler = $compiler;
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$_functionCode = new Smarty_Internal_ParseTree_Tag($compiler->parser,
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preg_replace_callback("/((<\?php )?echo '\/\*%%SmartyNocache:{$compiler->template->compiled->nocache_hash}%%\*\/([\S\s]*?)\/\*\/%%SmartyNocache:{$compiler->template->compiled->nocache_hash}%%\*\/';(\?>\n)?)/",
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array($this, 'removeNocache'),
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$_functionCode->to_smarty_php($compiler->parser)));
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$this->compiler = null;
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}
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$output = "<?php\n";
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$output .= "/* {block '{$_name}'} {$compiler->template->source->type}:{$compiler->template->source->name} */\n";
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$output .= "function {$_funcName}(\$_smarty_tpl, \$_blockParentStack) {\n";
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if (isset($_assign)) {
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$output .= "ob_start();\n";
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}
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$output .= "?>\n";
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$compiler->parser->current_buffer->append_subtree($compiler->parser,
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new Smarty_Internal_ParseTree_Tag($compiler->parser,
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$output));
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$compiler->parser->current_buffer->append_subtree($compiler->parser, $_functionCode);
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$output = "<?php\n";
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if (isset($_assign)) {
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$output .= "\$_smarty_tpl->tpl_vars[{$_assign}] = new Smarty_Variable(ob_get_clean());\n";
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}
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$output .= "}\n";
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$output .= "/* {/block '{$_name}'} */\n\n";
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$output .= "?>\n";
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$compiler->parser->current_buffer->append_subtree($compiler->parser,
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new Smarty_Internal_ParseTree_Tag($compiler->parser,
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$output));
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$compiler->blockOrFunctionCode .= $compiler->parser->current_buffer->to_smarty_php($compiler->parser);
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// nocache plugins must be copied
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if (!empty($compiler->template->compiled->required_plugins['nocache'])) {
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foreach ($compiler->template->compiled->required_plugins['nocache'] as $plugin => $tmp) {
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foreach ($tmp as $type => $data) {
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$compiler->parent_compiler->template->compiled->required_plugins['compiled'][$plugin][$type] =
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$data;
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}
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}
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}
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// restore old status
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$compiler->template->compiled->has_nocache_code = $_has_nocache_code;
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$compiler->tag_nocache = $compiler->nocache;
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$compiler->nocache = $_nocache;
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$compiler->parser->current_buffer = $_buffer;
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$output = "<?php \n";
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if ($compiler->_cache['blockNesting'] == 1) {
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$output .= "\$_smarty_tpl->ext->_inheritance->processBlock(\$_smarty_tpl, 0, {$compiler->_cache['blockName'][$compiler->_cache['blockNesting']]}, " .
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var_export($_block, true) . ");\n";
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} else {
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$output .= "\$_smarty_tpl->ext->_inheritance->processBlock(\$_smarty_tpl, 0, {$compiler->_cache['blockName'][$compiler->_cache['blockNesting']]}, " .
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var_export($_block, true) . ", \$_blockParentStack);\n";
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}
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$output .= "?>\n";
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$compiler->_cache['blockNesting'] --;
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if ($compiler->_cache['blockNesting'] == 0) {
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unset($compiler->_cache['blockNesting']);
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}
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$compiler->has_code = true;
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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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* @param $match
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*
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* @return mixed
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*/
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function removeNocache($match)
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{
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$code =
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preg_replace("/((<\?php )?echo '\/\*%%SmartyNocache:{$this->compiler->template->compiled->nocache_hash}%%\*\/)|(\/\*\/%%SmartyNocache:{$this->compiler->template->compiled->nocache_hash}%%\*\/';(\?>\n)?)/",
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'', $match[0]);
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$code = str_replace(array('\\\'', '\\\\\''), array('\'', '\\\''), $code);
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return $code;
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}
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}
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