diff options
Diffstat (limited to 'lib/smarty/sysplugins/smarty_internal_compile_block.php')
| -rw-r--r-- | lib/smarty/sysplugins/smarty_internal_compile_block.php | 264 |
1 files changed, 264 insertions, 0 deletions
diff --git a/lib/smarty/sysplugins/smarty_internal_compile_block.php b/lib/smarty/sysplugins/smarty_internal_compile_block.php new file mode 100644 index 0000000..b129eaf --- /dev/null +++ b/lib/smarty/sysplugins/smarty_internal_compile_block.php @@ -0,0 +1,264 @@ +<?php +/** +* Smarty Internal Plugin Compile Block +* +* Compiles the {block}{/block} tags +* +* @package Smarty +* @subpackage Compiler +* @author Uwe Tews +*/ + +/** +* Smarty Internal Plugin Compile Block Class +* +* @package Smarty +* @subpackage Compiler +*/ +class Smarty_Internal_Compile_Block extends Smarty_Internal_CompileBase { + + /** + * Attribute definition: Overwrites base class. + * + * @var array + * @see Smarty_Internal_CompileBase + */ + public $required_attributes = array('name'); + /** + * Attribute definition: Overwrites base class. + * + * @var array + * @see Smarty_Internal_CompileBase + */ + public $shorttag_order = array('name', 'hide'); + /** + * Attribute definition: Overwrites base class. + * + * @var array + * @see Smarty_Internal_CompileBase + */ + public $optional_attributes = array('hide'); + + /** + * Compiles code for the {block} tag + * + * @param array $args array with attributes from parser + * @param object $compiler compiler object + * @return boolean true + */ + public function compile($args, $compiler) + { + // check and get attributes + $_attr = $this->getAttributes($compiler, $args); + $save = array($_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); + $this->openTag($compiler, 'block', $save); + if ($_attr['nocache'] == true) { + $compiler->nocache = true; + } + // set flag for {block} tag + $compiler->inheritance = true; + // must merge includes + $compiler->smarty->merge_compiled_includes = true; + + $compiler->parser->current_buffer = new _smarty_template_buffer($compiler->parser); + $compiler->has_code = false; + return true; + } + + /** + * Save or replace child block source by block name during parsing + * + * @param string $block_content block source content + * @param string $block_tag opening block tag + * @param object $template template object + * @param string $filepath filepath of template source + */ + public static function saveBlockData($block_content, $block_tag, $template, $filepath) + { + $_rdl = preg_quote($template->smarty->right_delimiter); + $_ldl = preg_quote($template->smarty->left_delimiter); + if ($template->smarty->auto_literal) { + $al = '\s*'; + } else { + $al = ''; + } + if (0 == preg_match("!({$_ldl}{$al}block\s+)(name=)?(\w+|'.*'|\".*\")(\s*?)?((append|prepend|nocache)?(\s*)?(hide)?)?(\s*{$_rdl})!", $block_tag, $_match)) { + $error_text = 'Syntax Error in template "' . $template->source->filepath . '" "' . htmlspecialchars($block_tag) . '" illegal options'; + throw new SmartyCompilerException($error_text); + } else { + $_name = trim($_match[3], '\'"'); + if ($_match[8] != 'hide' || isset($template->block_data[$_name])) { // replace {$smarty.block.child} + // do we have {$smart.block.child} in nested {block} tags? + if (0 != preg_match_all("!({$_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, $_match2)) { + foreach($_match2[3] as $name) { + // get it's replacement + $_name2 = trim($name, '\'"'); + if (isset($template->block_data[$_name2])) { + $replacement = $template->block_data[$_name2]['source']; + } else { + $replacement = ''; + } + // replace {$smarty.block.child} tag + $search = array("%({$_ldl}{$al}block[\s\S]*?{$name}[\s\S]*?{$_rdl})([\s\S]*?)({$_ldl}{$al}\\\$smarty\.block\.child{$_rdl})([\s\S]*?{$_ldl}{$al}/block{$_rdl})%","/§§§child§§§/"); + $replace = array('\2§§§child§§§', $replacement); + $block_content = preg_replace($search, $replace , $block_content); + } + } + // do we have not nested {$smart.block.child} + if (0 != preg_match("/({$_ldl}{$al}\\\$smarty\.block\.child{$_rdl})/", $block_content, $_match2)) { + // get child replacement for this block + if (isset($template->block_data[$_name])) { + $replacement = $template->block_data[$_name]['source']; + unset($template->block_data[$_name]); + } else { + $replacement = ''; + } + $block_content = preg_replace("/({$_ldl}{$al}\\\$smarty\.block\.child{$_rdl})/", $replacement, $block_content); + } + if (isset($template->block_data[$_name])) { + if (strpos($template->block_data[$_name]['source'], '%%%%SMARTY_PARENT%%%%') !== false) { + $template->block_data[$_name]['source'] = + str_replace('%%%%SMARTY_PARENT%%%%', $block_content, $template->block_data[$_name]['source']); + } elseif ($template->block_data[$_name]['mode'] == 'prepend') { + $template->block_data[$_name]['source'] .= $block_content; + } elseif ($template->block_data[$_name]['mode'] == 'append') { + $template->block_data[$_name]['source'] = $block_content . $template->block_data[$_name]['source']; + } + } else { + $template->block_data[$_name]['source'] = $block_content; + $template->block_data[$_name]['file'] = $filepath; + } + if ($_match[6] == 'append') { + $template->block_data[$_name]['mode'] = 'append'; + } elseif ($_match[6] == 'prepend') { + $template->block_data[$_name]['mode'] = 'prepend'; + } else { + $template->block_data[$_name]['mode'] = 'replace'; + } + } + } + } + + /** + * Compile saved child block source + * + * @param object $compiler compiler object + * @param string $_name optional name of child block + * @return string compiled code of schild block + */ + public static function compileChildBlock($compiler, $_name = null) + { + $_output = ''; + // if called by {$smarty.block.child} we must search the name of enclosing {block} + if ($_name == null) { + $stack_count = count($compiler->_tag_stack); + while (--$stack_count >= 0) { + if ($compiler->_tag_stack[$stack_count][0] == 'block') { + $_name = trim($compiler->_tag_stack[$stack_count][1][0]['name'] ,"'\""); + break; + } + } + // flag that child is already compile by {$smarty.block.child} inclusion + $compiler->template->block_data[$_name]['compiled'] = true; + } + if ($_name == null) { + $compiler->trigger_template_error('{$smarty.block.child} used out of context', $compiler->lex->taglineno); + } + // undefined child? + if (!isset($compiler->template->block_data[$_name]['source'])) { + return ''; + } + $_tpl = new Smarty_Internal_template ('string:' . $compiler->template->block_data[$_name]['source'], $compiler->smarty, $compiler->template, $compiler->template->cache_id, + $compiler->template->compile_id = null, $compiler->template->caching, $compiler->template->cache_lifetime); + $_tpl->variable_filters = $compiler->template->variable_filters; + $_tpl->properties['nocache_hash'] = $compiler->template->properties['nocache_hash']; + $_tpl->source->filepath = $compiler->template->block_data[$_name]['file']; + $_tpl->allow_relative_path = true; + if ($compiler->nocache) { + $_tpl->compiler->forceNocache = 2; + } else { + $_tpl->compiler->forceNocache = 1; + } + $_tpl->compiler->suppressHeader = true; + $_tpl->compiler->suppressTemplatePropertyHeader = true; + $_tpl->compiler->suppressMergedTemplates = true; + if (strpos($compiler->template->block_data[$_name]['source'], '%%%%SMARTY_PARENT%%%%') !== false) { + $_output = str_replace('%%%%SMARTY_PARENT%%%%', $compiler->parser->current_buffer->to_smarty_php(), $_tpl->compiler->compileTemplate($_tpl)); + } elseif ($compiler->template->block_data[$_name]['mode'] == 'prepend') { + $_output = $_tpl->compiler->compileTemplate($_tpl) . $compiler->parser->current_buffer->to_smarty_php(); + } elseif ($compiler->template->block_data[$_name]['mode'] == 'append') { + $_output = $compiler->parser->current_buffer->to_smarty_php() . $_tpl->compiler->compileTemplate($_tpl); + } elseif (!empty($compiler->template->block_data[$_name])) { + $_output = $_tpl->compiler->compileTemplate($_tpl); + } + $compiler->template->properties['file_dependency'] = array_merge($compiler->template->properties['file_dependency'], $_tpl->properties['file_dependency']); + $compiler->template->properties['function'] = array_merge($compiler->template->properties['function'], $_tpl->properties['function']); + $compiler->merged_templates = array_merge($compiler->merged_templates, $_tpl->compiler->merged_templates); + $compiler->template->variable_filters = $_tpl->variable_filters; + if ($_tpl->has_nocache_code) { + $compiler->template->has_nocache_code = true; + } + foreach($_tpl->required_plugins as $code => $tmp1) { + foreach($tmp1 as $name => $tmp) { + foreach($tmp as $type => $data) { + $compiler->template->required_plugins[$code][$name][$type] = $data; + } + } + } + unset($_tpl); + return $_output; + } + +} + +/** +* Smarty Internal Plugin Compile BlockClose Class +* +* @package Smarty +* @subpackage Compiler +*/ +class Smarty_Internal_Compile_Blockclose extends Smarty_Internal_CompileBase { + + /** + * Compiles code for the {/block} tag + * + * @param array $args array with attributes from parser + * @param object $compiler compiler object + * @return string compiled code + */ + public function compile($args, $compiler) + { + $compiler->has_code = true; + // check and get attributes + $_attr = $this->getAttributes($compiler, $args); + $saved_data = $this->closeTag($compiler, array('block')); + $_name = trim($saved_data[0]['name'], "\"'"); + if (isset($compiler->template->block_data[$_name]) && !isset($compiler->template->block_data[$_name]['compiled'])) { + // restore to status before {block} tag as new subtemplate code of parent {block} is not needed + $compiler->merged_templates = $saved_data[4]; + $compiler->smarty->merged_templates_func = $saved_data[5]; + $compiler->template->properties = $saved_data[6]; + $compiler->template->has_nocache_code = $saved_data[7]; + $_output = Smarty_Internal_Compile_Block::compileChildBlock($compiler, $_name); + } else { + if (isset($saved_data[0]['hide']) && !isset($compiler->template->block_data[$_name]['source'])) { + $_output = ''; + } else { + $_output = $compiler->parser->current_buffer->to_smarty_php(); + } + unset ($compiler->template->block_data[$_name]['compiled']); + } + // reset flags + $compiler->parser->current_buffer = $saved_data[1]; + $compiler->nocache = $saved_data[2]; + $compiler->smarty->merge_compiled_includes = $saved_data[3]; + // reset flag for {block} tag + $compiler->inheritance = false; + // $_output content has already nocache code processed + $compiler->suppressNocacheProcessing = true; + return $_output; + } + +} + +?>
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