diff options
Diffstat (limited to 'include/smarty/libs/sysplugins/smarty_internal_templatecompilerbase.php')
| -rw-r--r-- | include/smarty/libs/sysplugins/smarty_internal_templatecompilerbase.php | 954 |
1 files changed, 726 insertions, 228 deletions
diff --git a/include/smarty/libs/sysplugins/smarty_internal_templatecompilerbase.php b/include/smarty/libs/sysplugins/smarty_internal_templatecompilerbase.php index c745d294d..04584a40f 100644 --- a/include/smarty/libs/sysplugins/smarty_internal_templatecompilerbase.php +++ b/include/smarty/libs/sysplugins/smarty_internal_templatecompilerbase.php @@ -2,49 +2,61 @@ /** * Smarty Internal Plugin Smarty Template Compiler Base + * This file contains the basic classes and methods for compiling Smarty templates with lexer/parser * - * This file contains the basic classes and methodes for compiling Smarty templates with lexer/parser - * - * @package Smarty + * @package Smarty * @subpackage Compiler - * @author Uwe Tews + * @author Uwe Tews */ /** * Main abstract compiler class * - * @package Smarty + * @package Smarty * @subpackage Compiler + * + * @property Smarty_Internal_SmartyTemplateCompiler $prefixCompiledCode = '' + * @property Smarty_Internal_SmartyTemplateCompiler $postfixCompiledCode = '' + * @method Smarty_Internal_SmartyTemplateCompiler registerPostCompileCallback($callback, $parameter = array(), $key = null, $replace = false) + * @method Smarty_Internal_SmartyTemplateCompiler unregisterPostCompileCallback($key) */ -abstract class Smarty_Internal_TemplateCompilerBase { +abstract class Smarty_Internal_TemplateCompilerBase +{ /** - * hash for nocache sections + * Smarty object * - * @var mixed + * @var Smarty */ - private $nocache_hash = null; + public $smarty = null; /** - * suppress generation of nocache code + * Parser object * - * @var bool + * @var Smarty_Internal_Templateparser */ - public $suppressNocacheProcessing = false; + public $parser = null; /** - * suppress generation of merged template code + * hash for nocache sections + * + * @var mixed + */ + public $nocache_hash = null; + + /** + * suppress generation of nocache code * * @var bool */ - public $suppressMergedTemplates = false; + public $suppressNocacheProcessing = false; /** - * compile tag objects + * compile tag objects cache * * @var array */ - public static $_tag_objects = array(); + public $_tag_objects = array(); /** * tag stack @@ -61,18 +73,53 @@ abstract class Smarty_Internal_TemplateCompilerBase { public $template = null; /** - * merged templates + * merged included sub template data * * @var array */ - public $merged_templates = array(); + public $mergedSubTemplatesData = array(); /** - * flag when compiling {block} + * merged sub template code * - * @var bool + * @var array */ - public $inheritance = false; + public $mergedSubTemplatesCode = array(); + + /** + * collected template properties during compilation + * + * @var array + */ + public $templateProperties = array(); + + /** + * source line offset for error messages + * + * @var int + */ + public $trace_line_offset = 0; + + /** + * trace uid + * + * @var string + */ + public $trace_uid = ''; + + /** + * trace file path + * + * @var string + */ + public $trace_filepath = ''; + + /** + * stack for tracing file and line of nested {block} tags + * + * @var array + */ + public $trace_stack = array(); /** * plugins loaded by default plugin handler @@ -90,172 +137,377 @@ abstract class Smarty_Internal_TemplateCompilerBase { /** * force compilation of complete template as nocache + * * @var boolean */ public $forceNocache = false; /** - * suppress Smarty header code in compiled template + * flag if compiled template file shall we written + * * @var bool */ - public $suppressHeader = false; + public $write_compiled_code = true; /** - * suppress template property header code in compiled template - * @var bool + * Template functions + * + * @var array */ - public $suppressTemplatePropertyHeader = false; + public $tpl_function = array(); /** - * flag if compiled template file shall we written - * @var bool + * called sub functions from template function + * + * @var array */ - public $write_compiled_code = true; + public $called_functions = array(); /** - * flag if currently a template function is compiled - * @var bool + * compiled template or block function code + * + * @var string */ - public $compiles_template_function = false; + public $blockOrFunctionCode = ''; /** - * called subfuntions from template function - * @var array + * php_handling setting either from Smarty or security + * + * @var int */ - public $called_functions = array(); + public $php_handling = 0; /** * flags for used modifier plugins + * * @var array */ public $modifier_plugins = array(); /** * type of already compiled modifier + * * @var array */ public $known_modifier_type = array(); /** - * Methode to compile a Smarty template + * parent compiler object for merged subtemplates and template functions + * + * @var Smarty_Internal_TemplateCompilerBase + */ + public $parent_compiler = null; + + /** + * Flag true when compiling nocache section + * + * @var bool + */ + public $nocache = false; + + /** + * Flag true when tag is compiled as nocache + * + * @var bool + */ + public $tag_nocache = false; + + /** + * Compiled tag prefix code + * + * @var array + */ + public $prefix_code = array(); + + /** + * Prefix code stack + * + * @var array + */ + public $prefixCodeStack = array(); + + /** + * Tag has compiled code + * + * @var bool + */ + public $has_code = false; + + /** + * A variable string was compiled + * + * @var bool + */ + public $has_variable_string = false; + + /** + * Tag creates output + * + * @var bool + */ + public $has_output = false; + + /** + * Stack for {setfilter} {/setfilter} + * + * @var array + */ + public $variable_filter_stack = array(); + + /** + * variable filters for {setfilter} {/setfilter} + * + * @var array + */ + public $variable_filters = array(); + + /** + * Nesting count of looping tags like {foreach}, {for}, {section}, {while} + * + * @var int + */ + public $loopNesting = 0; + + /** + * Strip preg pattern + * + * @var string + */ + public $stripRegEx = '![\t ]*[\r\n]+[\t ]*!'; + + /** + * plugin search order + * + * @var array + */ + public $plugin_search_order = array('function', 'block', 'compiler', 'class'); + + /** + * General storage area for tag compiler plugins + * + * @var array + */ + public $_cache = array(); + + /** + * method to compile a Smarty template + * + * @param mixed $_content template source + * @param bool $isTemplateSource * - * @param mixed $_content template source * @return bool true if compiling succeeded, false if it failed */ - abstract protected function doCompile($_content); + abstract protected function doCompile($_content, $isTemplateSource = false); /** * Initialize compiler + * + * @param Smarty $smarty global instance */ - public function __construct() { - $this->nocache_hash = str_replace('.', '-', uniqid(rand(), true)); + public function __construct(Smarty $smarty) + { + $this->smarty = $smarty; + $this->nocache_hash = str_replace(array('.', ','), '_', uniqid(rand(), true)); } /** * Method to compile a Smarty template * - * @param Smarty_Internal_Template $template template object to compile + * @param Smarty_Internal_Template $template template object to compile + * @param bool $nocache true is shall be compiled in nocache mode + * @param null|Smarty_Internal_TemplateCompilerBase $parent_compiler + * * @return bool true if compiling succeeded, false if it failed + * @throws \Exception */ - public function compileTemplate(Smarty_Internal_Template $template) { - if (empty($template->properties['nocache_hash'])) { - $template->properties['nocache_hash'] = $this->nocache_hash; - } else { - $this->nocache_hash = $template->properties['nocache_hash']; - } - // flag for nochache sections - $this->nocache = false; - $this->tag_nocache = false; - // save template object in compiler class - $this->template = $template; - // reset has noche code flag - $this->template->has_nocache_code = false; - $this->smarty->_current_file = $saved_filepath = $this->template->source->filepath; - // template header code - $template_header = ''; - if (!$this->suppressHeader) { - $template_header .= "<?php /* Smarty version " . Smarty::SMARTY_VERSION . ", created on " . strftime("%Y-%m-%d %H:%M:%S") . "\n"; - $template_header .= " compiled from \"" . $this->template->source->filepath . "\" */ ?>\n"; - } + public function compileTemplate(Smarty_Internal_Template $template, $nocache = null, + Smarty_Internal_TemplateCompilerBase $parent_compiler = null) + { + // get code frame of compiled template + $_compiled_code = $template->smarty->ext->_codeFrame->create($template, + $this->compileTemplateSource($template, $nocache, + $parent_compiler), + $this->postFilter($this->blockOrFunctionCode) . + join('', $this->mergedSubTemplatesCode), false, $this); + return $_compiled_code; + } - do { - // flag for aborting current and start recompile - $this->abort_and_recompile = false; - // get template source - $_content = $template->source->content; - // run prefilter if required - if (isset($this->smarty->autoload_filters['pre']) || isset($this->smarty->registered_filters['pre'])) { - $_content = Smarty_Internal_Filter_Handler::runFilter('pre', $_content, $template); + /** + * Compile template source and run optional post filter + * + * @param \Smarty_Internal_Template $template + * @param null|bool $nocache flag if template must be compiled in nocache mode + * @param \Smarty_Internal_TemplateCompilerBase $parent_compiler + * + * @return string + * @throws \Exception + */ + public function compileTemplateSource(Smarty_Internal_Template $template, $nocache = null, + Smarty_Internal_TemplateCompilerBase $parent_compiler = null) + { + try { + // save template object in compiler class + $this->template = $template; + if (property_exists($this->template->smarty, 'plugin_search_order')) { + $this->plugin_search_order = $this->template->smarty->plugin_search_order; } - // on empty template just return header - if ($_content == '') { - if ($this->suppressTemplatePropertyHeader) { - $code = ''; - } else { - $code = $template_header . $template->createTemplateCodeFrame(); - } - return $code; + if ($this->smarty->debugging) { + $this->smarty->_debug->start_compile($this->template); + } + if (isset($this->template->smarty->security_policy)) { + $this->php_handling = $this->template->smarty->security_policy->php_handling; + } else { + $this->php_handling = $this->template->smarty->php_handling; } - // call compiler - $_compiled_code = $this->doCompile($_content); - } while ($this->abort_and_recompile); - $this->template->source->filepath = $saved_filepath; - // free memory - unset($this->parser->root_buffer, $this->parser->current_buffer, $this->parser, $this->lex, $this->template); - self::$_tag_objects = array(); - // return compiled code to template object - $merged_code = ''; - if (!$this->suppressMergedTemplates && !empty($this->merged_templates)) { - foreach ($this->merged_templates as $code) { - $merged_code .= $code; + $this->parent_compiler = $parent_compiler ? $parent_compiler : $this; + $nocache = isset($nocache) ? $nocache : false; + if (empty($template->compiled->nocache_hash)) { + $template->compiled->nocache_hash = $this->nocache_hash; + } else { + $this->nocache_hash = $template->compiled->nocache_hash; } - // run postfilter if required on merged code - if (isset($this->smarty->autoload_filters['post']) || isset($this->smarty->registered_filters['post'])) { - $merged_code = Smarty_Internal_Filter_Handler::runFilter('post', $merged_code, $template); + // flag for nocache sections + $this->nocache = $nocache; + $this->tag_nocache = false; + // reset has nocache code flag + $this->template->compiled->has_nocache_code = false; + $this->has_variable_string = false; + $this->prefix_code = array(); + // add file dependency + $this->parent_compiler->template->compiled->file_dependency[$this->template->source->uid] = + array($this->template->source->filepath, $this->template->source->getTimeStamp(), + $this->template->source->type); + $this->smarty->_current_file = $this->template->source->filepath; + // get template source + if (!empty($this->template->source->components)) { + // we have array of inheritance templates by extends: resource + // generate corresponding source code sequence + $_content = + Smarty_Internal_Compile_Extends::extendsSourceArrayCode($this->template->source->components); + } else { + // get template source + $_content = $this->template->source->getContent(); } + $_compiled_code = $this->postFilter($this->doCompile($this->preFilter($_content), true)); } - // run postfilter if required on compiled template code - if (isset($this->smarty->autoload_filters['post']) || isset($this->smarty->registered_filters['post'])) { - $_compiled_code = Smarty_Internal_Filter_Handler::runFilter('post', $_compiled_code, $template); + catch (Exception $e) { + if ($this->smarty->debugging) { + $this->smarty->_debug->end_compile($this->template); + } + $this->_tag_stack = array(); + $this->_tag_objects = array(); + // free memory + $this->parent_compiler = null; + $this->template = null; + $this->parser = null; + throw $e; } - if ($this->suppressTemplatePropertyHeader) { - $code = $_compiled_code . $merged_code; + if ($this->smarty->debugging) { + $this->smarty->_debug->end_compile($this->template); + } + $this->parent_compiler = null; + $this->template = null; + $this->parser = null; + return $_compiled_code; + } + + /** + * Optionally process compiled code by post filter + * + * @param string $code compiled code + * + * @return string + * @throws \SmartyException + */ + public function postFilter($code) + { + // run post filter if on code + if (!empty($code) && + (isset($this->smarty->autoload_filters['post']) || isset($this->smarty->registered_filters['post'])) + ) { + return $this->smarty->ext->_filterHandler->runFilter('post', $code, $this->template); } else { - $code = $template_header . $template->createTemplateCodeFrame($_compiled_code) . $merged_code; + return $code; } - // unset content because template inheritance could have replace source with parent code - unset ($template->source->content); - return $code; } /** - * Compile Tag + * Run optional prefilter * + * @param string $_content template source + * + * @return string + * @throws \SmartyException + */ + public function preFilter($_content) + { + // run pre filter if required + if ($_content != '' && + ((isset($this->smarty->autoload_filters['pre']) || isset($this->smarty->registered_filters['pre']))) + ) { + return $this->smarty->ext->_filterHandler->runFilter('pre', $_content, $this->template); + } else { + return $_content; + } + } + + /** + * Compile Tag * This is a call back from the lexer/parser - * It executes the required compile plugin for the Smarty tag * - * @param string $tag tag name - * @param array $args array with tag attributes - * @param array $parameter array with compilation parameter + * Save current prefix code + * Compile tag + * Merge tag prefix code with saved one + * (required nested tags in attributes) + * + * @param string $tag tag name + * @param array $args array with tag attributes + * @param array $parameter array with compilation parameter + * + * @throws SmartyCompilerException + * @throws SmartyException + * @return string compiled code + */ + public function compileTag($tag, $args, $parameter = array()) + { + $this->prefixCodeStack[] = $this->prefix_code; + $this->prefix_code = array(); + $result = $this->compileTag2($tag, $args, $parameter); + $this->prefix_code = array_merge($this->prefix_code, array_pop($this->prefixCodeStack)); + return $result; + } + + /** + * Compile Tag + * + * @param string $tag tag name + * @param array $args array with tag attributes + * @param array $parameter array with compilation parameter + * + * @throws SmartyCompilerException + * @throws SmartyException * @return string compiled code */ - public function compileTag($tag, $args, $parameter = array()) { + private function compileTag2($tag, $args, $parameter) + { + $plugin_type = ''; // $args contains the attributes parsed and compiled by the lexer/parser // assume that tag does compile into code, but creates no HTML output $this->has_code = true; $this->has_output = false; // log tag/attributes - if (isset($this->smarty->get_used_tags) && $this->smarty->get_used_tags) { - $this->template->used_tags[] = array($tag, $args); + if (isset($this->smarty->_cache['get_used_tags'])) { + $this->template->_cache['used_tags'][] = array($tag, $args); } // check nocache option flag - if (in_array("'nocache'", $args) || in_array(array('nocache' => 'true'), $args) - || in_array(array('nocache' => '"true"'), $args) || in_array(array('nocache' => "'true'"), $args)) { + if (in_array("'nocache'", $args) || in_array(array('nocache' => 'true'), $args) || + in_array(array('nocache' => '"true"'), $args) || in_array(array('nocache' => "'true'"), $args) + ) { $this->tag_nocache = true; } - // compile the smarty tag (required compile classes to compile the tag are autoloaded) + // compile the smarty tag (required compile classes to compile the tag are auto loaded) if (($_output = $this->callTagCompiler($tag, $args, $parameter)) === false) { - if (isset($this->smarty->template_functions[$tag])) { + if (isset($this->parent_compiler->template->tpl_function[$tag])) { // template defined by {template} tag $args['_attr']['name'] = "'" . $tag . "'"; $_output = $this->callTagCompiler('call', $args, $parameter); @@ -274,7 +526,7 @@ abstract class Smarty_Internal_TemplateCompilerBase { } } // tag did not produce compiled code - return ''; + return null; } else { // map_named attributes if (isset($args['_attr'])) { @@ -285,21 +537,27 @@ abstract class Smarty_Internal_TemplateCompilerBase { } } // not an internal compiler tag - if (strlen($tag) < 6 || substr($tag, -5) != 'close') { + if (strlen($tag) < 6 || substr($tag, - 5) != 'close') { // check if tag is a registered object - if (isset($this->smarty->registered_objects[$tag]) && isset($parameter['object_methode'])) { - $methode = $parameter['object_methode']; - if (!in_array($methode, $this->smarty->registered_objects[$tag][3]) && - (empty($this->smarty->registered_objects[$tag][1]) || in_array($methode, $this->smarty->registered_objects[$tag][1]))) { - return $this->callTagCompiler('private_object_function', $args, $parameter, $tag, $methode); - } elseif (in_array($methode, $this->smarty->registered_objects[$tag][3])) { - return $this->callTagCompiler('private_object_block_function', $args, $parameter, $tag, $methode); + if (isset($this->smarty->registered_objects[$tag]) && isset($parameter['object_method'])) { + $method = $parameter['object_method']; + if (!in_array($method, $this->smarty->registered_objects[$tag][3]) && + (empty($this->smarty->registered_objects[$tag][1]) || + in_array($method, $this->smarty->registered_objects[$tag][1])) + ) { + return $this->callTagCompiler('private_object_function', $args, $parameter, $tag, $method); + } elseif (in_array($method, $this->smarty->registered_objects[$tag][3])) { + return $this->callTagCompiler('private_object_block_function', $args, $parameter, $tag, + $method); } else { - return $this->trigger_template_error('unallowed methode "' . $methode . '" in registered object "' . $tag . '"', $this->lex->taglineno); + // throw exception + $this->trigger_template_error('not allowed method "' . $method . '" in registered object "' . + $tag . '"', null, true); } } // check if tag is registered - foreach (array(Smarty::PLUGIN_COMPILER, Smarty::PLUGIN_FUNCTION, Smarty::PLUGIN_BLOCK) as $plugin_type) { + foreach (array(Smarty::PLUGIN_COMPILER, Smarty::PLUGIN_FUNCTION, Smarty::PLUGIN_BLOCK) as $plugin_type) + { if (isset($this->smarty->registered_plugins[$plugin_type][$tag])) { // if compiler function plugin call it now if ($plugin_type == Smarty::PLUGIN_COMPILER) { @@ -317,21 +575,27 @@ abstract class Smarty_Internal_TemplateCompilerBase { $function = $this->smarty->registered_plugins[$plugin_type][$tag][0]; if (!is_array($function)) { return $function($new_args, $this); - } else if (is_object($function[0])) { - return $this->smarty->registered_plugins[$plugin_type][$tag][0][0]->$function[1]($new_args, $this); + } elseif (is_object($function[0])) { + return $this->smarty->registered_plugins[$plugin_type][$tag][0][0]->{$function[1]}($new_args, + $this); } else { return call_user_func_array($function, array($new_args, $this)); } } // compile registered function or block function if ($plugin_type == Smarty::PLUGIN_FUNCTION || $plugin_type == Smarty::PLUGIN_BLOCK) { - return $this->callTagCompiler('private_registered_' . $plugin_type, $args, $parameter, $tag); + return $this->callTagCompiler('private_registered_' . $plugin_type, $args, $parameter, + $tag); } } } // check plugins from plugins folder - foreach ($this->smarty->plugin_search_order as $plugin_type) { - if ($plugin_type == Smarty::PLUGIN_BLOCK && $this->smarty->loadPlugin('smarty_compiler_' . $tag) && (!isset($this->smarty->security_policy) || $this->smarty->security_policy->isTrustedTag($tag, $this))) { + foreach ($this->plugin_search_order as $plugin_type) { + if ($plugin_type == Smarty::PLUGIN_COMPILER && + $this->smarty->loadPlugin('smarty_compiler_' . $tag) && + (!isset($this->smarty->security_policy) || + $this->smarty->security_policy->isTrustedTag($tag, $this)) + ) { $plugin = 'smarty_compiler_' . $tag; if (is_callable($plugin)) { // convert arguments format for old compiler plugins @@ -343,6 +607,7 @@ abstract class Smarty_Internal_TemplateCompilerBase { $new_args[$key] = $mixed; } } + return $plugin($new_args, $this->smarty); } if (class_exists($plugin, false)) { @@ -354,8 +619,11 @@ abstract class Smarty_Internal_TemplateCompilerBase { throw new SmartyException("Plugin \"{$tag}\" not callable"); } else { if ($function = $this->getPlugin($tag, $plugin_type)) { - if (!isset($this->smarty->security_policy) || $this->smarty->security_policy->isTrustedTag($tag, $this)) { - return $this->callTagCompiler('private_' . $plugin_type . '_plugin', $args, $parameter, $tag, $function); + if (!isset($this->smarty->security_policy) || + $this->smarty->security_policy->isTrustedTag($tag, $this) + ) { + return $this->callTagCompiler('private_' . $plugin_type . '_plugin', $args, $parameter, + $tag, $function); } } } @@ -363,7 +631,7 @@ abstract class Smarty_Internal_TemplateCompilerBase { if (is_callable($this->smarty->default_plugin_handler_func)) { $found = false; // look for already resolved tags - foreach ($this->smarty->plugin_search_order as $plugin_type) { + foreach ($this->plugin_search_order as $plugin_type) { if (isset($this->default_handler_plugins[$plugin_type][$tag])) { $found = true; break; @@ -371,7 +639,7 @@ abstract class Smarty_Internal_TemplateCompilerBase { } if (!$found) { // call default handler - foreach ($this->smarty->plugin_search_order as $plugin_type) { + foreach ($this->plugin_search_order as $plugin_type) { if ($this->getPluginFromDefaultHandler($tag, $plugin_type)) { $found = true; break; @@ -388,36 +656,55 @@ abstract class Smarty_Internal_TemplateCompilerBase { $function = $this->default_handler_plugins[$plugin_type][$tag][0]; if (!is_array($function)) { return $function($new_args, $this); - } else if (is_object($function[0])) { - return $this->default_handler_plugins[$plugin_type][$tag][0][0]->$function[1]($new_args, $this); + } elseif (is_object($function[0])) { + return $this->default_handler_plugins[$plugin_type][$tag][0][0]->$function[1]($new_args, + $this); } else { return call_user_func_array($function, array($new_args, $this)); } } else { - return $this->callTagCompiler('private_registered_' . $plugin_type, $args, $parameter, $tag); + return $this->callTagCompiler('private_registered_' . $plugin_type, $args, $parameter, + $tag); } } } } else { // compile closing tag of block function - $base_tag = substr($tag, 0, -5); + $base_tag = substr($tag, 0, - 5); // check if closing tag is a registered object - if (isset($this->smarty->registered_objects[$base_tag]) && isset($parameter['object_methode'])) { - $methode = $parameter['object_methode']; - if (in_array($methode, $this->smarty->registered_objects[$base_tag][3])) { - return $this->callTagCompiler('private_object_block_function', $args, $parameter, $tag, $methode); + if (isset($this->smarty->registered_objects[$base_tag]) && isset($parameter['object_method'])) { + $method = $parameter['object_method']; + if (in_array($method, $this->smarty->registered_objects[$base_tag][3])) { + return $this->callTagCompiler('private_object_block_function', $args, $parameter, $tag, + $method); } else { - return $this->trigger_template_error('unallowed closing tag methode "' . $methode . '" in registered object "' . $base_tag . '"', $this->lex->taglineno); + // throw exception + $this->trigger_template_error('not allowed closing tag method "' . $method . + '" in registered object "' . $base_tag . '"', null, true); } } // registered block tag ? - if (isset($this->smarty->registered_plugins[Smarty::PLUGIN_BLOCK][$base_tag]) || isset($this->default_handler_plugins[Smarty::PLUGIN_BLOCK][$base_tag])) { + if (isset($this->smarty->registered_plugins[Smarty::PLUGIN_BLOCK][$base_tag]) || + isset($this->default_handler_plugins[Smarty::PLUGIN_BLOCK][$base_tag]) + ) { return $this->callTagCompiler('private_registered_block', $args, $parameter, $tag); } + // registered function tag ? + if (isset($this->smarty->registered_plugins[Smarty::PLUGIN_FUNCTION][$tag])) { + return $this->callTagCompiler('private_registered_function', $args, $parameter, $tag); + } // block plugin? if ($function = $this->getPlugin($base_tag, Smarty::PLUGIN_BLOCK)) { return $this->callTagCompiler('private_block_plugin', $args, $parameter, $tag, $function); } + // function plugin? + if ($function = $this->getPlugin($tag, Smarty::PLUGIN_FUNCTION)) { + if (!isset($this->smarty->security_policy) || + $this->smarty->security_policy->isTrustedTag($tag, $this) + ) { + return $this->callTagCompiler('private_function_plugin', $args, $parameter, $tag, $function); + } + } // registered compiler plugin ? if (isset($this->smarty->registered_plugins[Smarty::PLUGIN_COMPILER][$tag])) { // if compiler function plugin call it now @@ -428,8 +715,9 @@ abstract class Smarty_Internal_TemplateCompilerBase { $function = $this->smarty->registered_plugins[Smarty::PLUGIN_COMPILER][$tag][0]; if (!is_array($function)) { return $function($args, $this); - } else if (is_object($function[0])) { - return $this->smarty->registered_plugins[Smarty::PLUGIN_COMPILER][$tag][0][0]->$function[1]($args, $this); + } elseif (is_object($function[0])) { + return $this->smarty->registered_plugins[Smarty::PLUGIN_COMPILER][$tag][0][0]->$function[1]($args, + $this); } else { return call_user_func_array($function, array($args, $this)); } @@ -448,73 +736,179 @@ abstract class Smarty_Internal_TemplateCompilerBase { throw new SmartyException("Plugin \"{$tag}\" not callable"); } } - $this->trigger_template_error("unknown tag \"" . $tag . "\"", $this->lex->taglineno); + $this->trigger_template_error("unknown tag \"" . $tag . "\"", null, true); + } + } + + /** + * compile variable + * + * @param string $variable + * + * @return string + */ + public function compileVariable($variable) + { + if (strpos($variable, '(') == 0) { + // not a variable variable + $var = trim($variable, '\''); + $this->tag_nocache = $this->tag_nocache | + $this->template->ext->getTemplateVars->_getVariable($this->template, $var, null, true, false)->nocache; + // todo $this->template->compiled->properties['variables'][$var] = $this->tag_nocache | $this->nocache; } + return '$_smarty_tpl->tpl_vars[' . $variable . ']->value'; + } + + /** + * compile config variable + * + * @param string $variable + * + * @return string + */ + public function compileConfigVariable($variable) + { + // return '$_smarty_tpl->config_vars[' . $variable . ']'; + return '$_smarty_tpl->smarty->ext->configLoad->_getConfigVariable($_smarty_tpl, ' . $variable . ')'; } /** - * lazy loads internal compile plugin for tag and calls the compile methode + * This method is called from parser to process a text content section + * - remove text from inheritance child templates as they may generate output + * - strip text if strip is enabled + * + * @param string $text * + * @return null|\Smarty_Internal_ParseTree_Text + */ + public function processText($text) + { + $store = array(); + $_store = 0; + $_offset = 0; + if ($this->parser->strip) { + if (strpos($text, '<') !== false) { + // capture html elements not to be messed with + $_offset = 0; + if (preg_match_all('#(<script[^>]*>.*?</script[^>]*>)|(<textarea[^>]*>.*?</textarea[^>]*>)|(<pre[^>]*>.*?</pre[^>]*>)#is', + $text, $matches, PREG_OFFSET_CAPTURE | PREG_SET_ORDER)) { + foreach ($matches as $match) { + $store[] = $match[ 0 ][ 0 ]; + $_length = strlen($match[ 0 ][ 0 ]); + $replace = '@!@SMARTY:' . $_store . ':SMARTY@!@'; + $text = substr_replace($text, $replace, $match[ 0 ][ 1 ] - $_offset, $_length); + + $_offset += $_length - strlen($replace); + $_store ++; + } + } + + $expressions = array(// replace multiple spaces between tags by a single space + // can't remove them entirely, becaue that might break poorly implemented CSS display:inline-block elements + '#(:SMARTY@!@|>)\s+(?=@!@SMARTY:|<)#s' => '\1 \2', + // remove spaces between attributes (but not in attribute values!) + '#(([a-z0-9]\s*=\s*("[^"]*?")|(\'[^\']*?\'))|<[a-z0-9_]+)\s+([a-z/>])#is' => '\1 \5', + '#^\s+<#Ss' => '<', + '#>\s+$#Ss' => '>', + $this->stripRegEx => '' + ); + + $text = preg_replace(array_keys($expressions), array_values($expressions), $text); + $_offset = 0; + if (preg_match_all('#@!@SMARTY:([0-9]+):SMARTY@!@#is', $text, $matches, + PREG_OFFSET_CAPTURE | PREG_SET_ORDER)) { + foreach ($matches as $match) { + $_length = strlen($match[ 0 ][ 0 ]); + $replace = $store[ $match[ 1 ][ 0 ] ]; + $text = substr_replace($text, $replace, $match[ 0 ][ 1 ] + $_offset, $_length); + + $_offset += strlen($replace) - $_length; + $_store ++; + } + } + } else { + $text = preg_replace($this->stripRegEx, '', $text); + } + } + if ($text) { + return new Smarty_Internal_ParseTree_Text($text); + } + return null; + } + + /** + * lazy loads internal compile plugin for tag and calls the compile method * compile objects cached for reuse. * class name format: Smarty_Internal_Compile_TagName - * plugin filename format: Smarty_Internal_Tagname.php + * plugin filename format: Smarty_Internal_TagName.php + * + * @param string $tag tag name + * @param array $args list of tag attributes + * @param mixed $param1 optional parameter + * @param mixed $param2 optional parameter + * @param mixed $param3 optional parameter * - * @param string $tag tag name - * @param array $args list of tag attributes - * @param mixed $param1 optional parameter - * @param mixed $param2 optional parameter - * @param mixed $param3 optional parameter * @return string compiled code */ - public function callTagCompiler($tag, $args, $param1 = null, $param2 = null, $param3 = null) { + public function callTagCompiler($tag, $args, $param1 = null, $param2 = null, $param3 = null) + { // re-use object if already exists - if (isset(self::$_tag_objects[$tag])) { - // compile this tag - return self::$_tag_objects[$tag]->compile($args, $this, $param1, $param2, $param3); - } - // lazy load internal compiler plugin - $class_name = 'Smarty_Internal_Compile_' . $tag; - if ($this->smarty->loadPlugin($class_name)) { - // check if tag allowed by security - if (!isset($this->smarty->security_policy) || $this->smarty->security_policy->isTrustedTag($tag, $this)) { - // use plugin if found - self::$_tag_objects[$tag] = new $class_name; - // compile this tag - return self::$_tag_objects[$tag]->compile($args, $this, $param1, $param2, $param3); + if (!isset($this->_tag_objects[$tag])) { + // lazy load internal compiler plugin + $_tag = explode('_', $tag); + $_tag = array_map('ucfirst', $_tag); + $class_name = 'Smarty_Internal_Compile_' . implode('_', $_tag); + if (class_exists($class_name) && + (!isset($this->smarty->security_policy) || $this->smarty->security_policy->isTrustedTag($tag, $this)) + ) { + $this->_tag_objects[$tag] = new $class_name; + } else { + $this->_tag_objects[$tag] = false; + return false; } } - // no internal compile plugin for this tag - return false; + // compile this tag + return $this->_tag_objects[$tag] === false ? false : + $this->_tag_objects[$tag]->compile($args, $this, $param1, $param2, $param3); } /** * Check for plugins and return function name * - * @param string $pugin_name name of plugin or function - * @param string $plugin_type type of plugin + * @param $plugin_name + * @param string $plugin_type type of plugin + * * @return string call name of function */ - public function getPlugin($plugin_name, $plugin_type) { + public function getPlugin($plugin_name, $plugin_type) + { $function = null; if ($this->template->caching && ($this->nocache || $this->tag_nocache)) { - if (isset($this->template->required_plugins['nocache'][$plugin_name][$plugin_type])) { - $function = $this->template->required_plugins['nocache'][$plugin_name][$plugin_type]['function']; - } else if (isset($this->template->required_plugins['compiled'][$plugin_name][$plugin_type])) { - $this->template->required_plugins['nocache'][$plugin_name][$plugin_type] = $this->template->required_plugins['compiled'][$plugin_name][$plugin_type]; - $function = $this->template->required_plugins['nocache'][$plugin_name][$plugin_type]['function']; + if (isset($this->parent_compiler->template->compiled->required_plugins['nocache'][$plugin_name][$plugin_type])) { + $function = + $this->parent_compiler->template->compiled->required_plugins['nocache'][$plugin_name][$plugin_type]['function']; + } elseif (isset($this->parent_compiler->template->compiled->required_plugins['compiled'][$plugin_name][$plugin_type])) { + $this->parent_compiler->template->compiled->required_plugins['nocache'][$plugin_name][$plugin_type] = + $this->parent_compiler->template->compiled->required_plugins['compiled'][$plugin_name][$plugin_type]; + $function = + $this->parent_compiler->template->compiled->required_plugins['nocache'][$plugin_name][$plugin_type]['function']; } } else { - if (isset($this->template->required_plugins['compiled'][$plugin_name][$plugin_type])) { - $function = $this->template->required_plugins['compiled'][$plugin_name][$plugin_type]['function']; - } else if (isset($this->template->required_plugins['nocache'][$plugin_name][$plugin_type])) { - $this->template->required_plugins['compiled'][$plugin_name][$plugin_type] = $this->template->required_plugins['nocache'][$plugin_name][$plugin_type]; - $function = $this->template->required_plugins['compiled'][$plugin_name][$plugin_type]['function']; + if (isset($this->parent_compiler->template->compiled->required_plugins['compiled'][$plugin_name][$plugin_type])) { + $function = + $this->parent_compiler->template->compiled->required_plugins['compiled'][$plugin_name][$plugin_type]['function']; + } elseif (isset($this->parent_compiler->template->compiled->required_plugins['nocache'][$plugin_name][$plugin_type])) { + $this->parent_compiler->template->compiled->required_plugins['compiled'][$plugin_name][$plugin_type] = + $this->parent_compiler->template->compiled->required_plugins['nocache'][$plugin_name][$plugin_type]; + $function = + $this->parent_compiler->template->compiled->required_plugins['compiled'][$plugin_name][$plugin_type]['function']; } } if (isset($function)) { if ($plugin_type == 'modifier') { $this->modifier_plugins[$plugin_name] = true; } + return $function; } // loop through plugin dirs and find the plugin @@ -523,50 +917,61 @@ abstract class Smarty_Internal_TemplateCompilerBase { if (is_string($file)) { if ($this->template->caching && ($this->nocache || $this->tag_nocache)) { - $this->template->required_plugins['nocache'][$plugin_name][$plugin_type]['file'] = $file; - $this->template->required_plugins['nocache'][$plugin_name][$plugin_type]['function'] = $function; + $this->parent_compiler->template->compiled->required_plugins['nocache'][$plugin_name][$plugin_type]['file'] = + $file; + $this->parent_compiler->template->compiled->required_plugins['nocache'][$plugin_name][$plugin_type]['function'] = + $function; } else { - $this->template->required_plugins['compiled'][$plugin_name][$plugin_type]['file'] = $file; - $this->template->required_plugins['compiled'][$plugin_name][$plugin_type]['function'] = $function; + $this->parent_compiler->template->compiled->required_plugins['compiled'][$plugin_name][$plugin_type]['file'] = + $file; + $this->parent_compiler->template->compiled->required_plugins['compiled'][$plugin_name][$plugin_type]['function'] = + $function; } if ($plugin_type == 'modifier') { $this->modifier_plugins[$plugin_name] = true; } + return $function; } if (is_callable($function)) { // plugin function is defined in the script return $function; } + return false; } /** * Check for plugins by default plugin handler * - * @param string $tag name of tag - * @param string $plugin_type type of plugin + * @param string $tag name of tag + * @param string $plugin_type type of plugin + * * @return boolean true if found */ - public function getPluginFromDefaultHandler($tag, $plugin_type) { + public function getPluginFromDefaultHandler($tag, $plugin_type) + { $callback = null; $script = null; $cacheable = true; - $result = call_user_func_array( - $this->smarty->default_plugin_handler_func, array($tag, $plugin_type, $this->template, &$callback, &$script, &$cacheable) - ); + $result = call_user_func_array($this->smarty->default_plugin_handler_func, + array($tag, $plugin_type, $this->template, &$callback, &$script, &$cacheable)); if ($result) { $this->tag_nocache = $this->tag_nocache || !$cacheable; if ($script !== null) { if (is_file($script)) { if ($this->template->caching && ($this->nocache || $this->tag_nocache)) { - $this->template->required_plugins['nocache'][$tag][$plugin_type]['file'] = $script; - $this->template->required_plugins['nocache'][$tag][$plugin_type]['function'] = $callback; + $this->parent_compiler->template->compiled->required_plugins['nocache'][$tag][$plugin_type]['file'] = + $script; + $this->parent_compiler->template->compiled->required_plugins['nocache'][$tag][$plugin_type]['function'] = + $callback; } else { - $this->template->required_plugins['compiled'][$tag][$plugin_type]['file'] = $script; - $this->template->required_plugins['compiled'][$tag][$plugin_type]['function'] = $callback; + $this->parent_compiler->template->compiled->required_plugins['compiled'][$tag][$plugin_type]['file'] = + $script; + $this->parent_compiler->template->compiled->required_plugins['compiled'][$tag][$plugin_type]['function'] = + $callback; } - include_once $script; + require_once $script; } else { $this->trigger_template_error("Default plugin handler: Returned script file \"{$script}\" for \"{$tag}\" not found"); } @@ -576,39 +981,64 @@ abstract class Smarty_Internal_TemplateCompilerBase { } if (is_callable($callback)) { $this->default_handler_plugins[$plugin_type][$tag] = array($callback, true, array()); + return true; } else { $this->trigger_template_error("Default plugin handler: Returned callback for \"{$tag}\" not callable"); } } + return false; } /** - * Inject inline code for nocache template sections + * Append code segments and remove unneeded ?> <?php transitions * + * @param string $left + * @param string $right + * + * @return string + */ + public function appendCode($left, $right) + { + if (preg_match('/\s*\?>\s*$/', $left) && preg_match('/^\s*<\?php\s+/', $right)) { + $left = preg_replace('/\s*\?>\s*$/', "\n", $left); + $left .= preg_replace('/^\s*<\?php\s+/', '', $right); + } else { + $left .= $right; + } + return $left; + } + + /** + * Inject inline code for nocache template sections * This method gets the content of each template element from the parser. * If the content is compiled code and it should be not cached the code is injected * into the rendered output. * - * @param string $content content of template element - * @param boolean $is_code true if content is compiled code - * @return string content + * @param string $content content of template element + * @param boolean $is_code true if content is compiled code + * + * @return string content */ - public function processNocacheCode($content, $is_code) { + public function processNocacheCode($content, $is_code) + { // If the template is not evaluated and we have a nocache section and or a nocache tag if ($is_code && !empty($content)) { // generate replacement code - if ((!($this->template->source->recompiled) || $this->forceNocache) && $this->template->caching && !$this->suppressNocacheProcessing && - ($this->nocache || $this->tag_nocache || $this->forceNocache == 2)) { - $this->template->has_nocache_code = true; - $_output = addcslashes($content,'\'\\'); + if ((!($this->template->source->handler->recompiled) || $this->forceNocache) && $this->template->caching && + !$this->suppressNocacheProcessing && ($this->nocache || $this->tag_nocache) + ) { + $this->template->compiled->has_nocache_code = true; + $_output = addcslashes($content, '\'\\'); $_output = str_replace("^#^", "'", $_output); - $_output = "<?php echo '/*%%SmartyNocache:{$this->nocache_hash}%%*/" . $_output . "/*/%%SmartyNocache:{$this->nocache_hash}%%*/';?>\n"; - // make sure we include modifer plugins for nocache code + $_output = "<?php echo '/*%%SmartyNocache:{$this->nocache_hash}%%*/" . $_output . + "/*/%%SmartyNocache:{$this->nocache_hash}%%*/';?>\n"; + // make sure we include modifier plugins for nocache code foreach ($this->modifier_plugins as $plugin_name => $dummy) { - if (isset($this->template->required_plugins['compiled'][$plugin_name]['modifier'])) { - $this->template->required_plugins['nocache'][$plugin_name]['modifier'] = $this->template->required_plugins['compiled'][$plugin_name]['modifier']; + if (isset($this->parent_compiler->template->compiled->required_plugins['compiled'][$plugin_name]['modifier'])) { + $this->parent_compiler->template->compiled->required_plugins['nocache'][$plugin_name]['modifier'] = + $this->parent_compiler->template->compiled->required_plugins['compiled'][$plugin_name]['modifier']; } } } else { @@ -620,40 +1050,106 @@ abstract class Smarty_Internal_TemplateCompilerBase { $this->modifier_plugins = array(); $this->suppressNocacheProcessing = false; $this->tag_nocache = false; + return $_output; } /** - * display compiler error messages without dying + * Get Id + * + * @param string $input + * + * @return bool|string + */ + public function getId($input) + { + if (preg_match('~^[\'"]*([0-9]*[a-zA-Z_]\w*)[\'"]*$~', $input, $match)) { + return $match[1]; + } + return false; + } + + /** + * Get variable name from string + * + * @param string $input + * + * @return bool|string + */ + public function getVariableName($input) + { + if (preg_match('~^[$]_smarty_tpl->tpl_vars\[[\'"]*([0-9]*[a-zA-Z_]\w*)[\'"]*\]->value$~', $input, $match)) { + return $match[1]; + } + return false; + } + + /** + * Generate nocache code string + * + * @param string $code PHP code * + * @return string + */ + public function makeNocacheCode($code) + { + return "echo '/*%%SmartyNocache:{$this->nocache_hash}%%*/<?php " . + str_replace("^#^", "'", addcslashes($code, '\'\\')) . "?>/*/%%SmartyNocache:{$this->nocache_hash}%%*/';\n"; + } + + /** + * display compiler error messages without dying * If parameter $args is empty it is a parser detected syntax error. * In this case the parser is called to obtain information about expected tokens. - * * If parameter $args contains a string this is used as error message * - * @param string $args individual error message or null - * @param string $line line-number - * @throws SmartyCompilerException when an unexpected token is found + * @param string $args individual error message or null + * @param string $line line-number + * @param null|bool $tagline if true the line number of last tag + * + * @throws \SmartyCompilerException when an unexpected token is found */ - public function trigger_template_error($args = null, $line = null) { - // get template source line which has error - if (!isset($line)) { - $line = $this->lex->line; + public function trigger_template_error($args = null, $line = null, $tagline = null) + { + $lex = $this->parser->lex; + if ($tagline === true) { + // get line number of Tag + $line = $lex->taglineno; + } elseif (!isset($line)) { + // get template source line which has error + $line = $lex->line; + } else { + $line = (int) $line; + } + + if (in_array($this->template->source->type, array('eval', 'string'))) { + $templateName = $this->template->source->type . ':' . trim(preg_replace('![\t\r\n]+!', ' ', + strlen($lex->data) > 40 ? + substr($lex->data, 0, 40) . + '...' : $lex->data)); + } else { + $templateName = $this->template->source->type . ':' . $this->template->source->filepath; } - $match = preg_split("/\n/", $this->lex->data); - $error_text = 'Syntax Error in template "' . $this->template->source->filepath . '" on line ' . $line . ' "' . htmlspecialchars(trim(preg_replace('![\t\r\n]+!', ' ', $match[$line - 1]))) . '" '; + + // $line += $this->trace_line_offset; + $match = preg_split("/\n/", $lex->data); + $error_text = + 'Syntax error in template "' . (empty($this->trace_filepath) ? $templateName : $this->trace_filepath) . + '" on line ' . ($line + $this->trace_line_offset) . ' "' . + trim(preg_replace('![\t\r\n]+!', ' ', $match[$line - 1])) . '" '; if (isset($args)) { // individual error message $error_text .= $args; } else { + $expect = array(); // expected token from parser - $error_text .= ' - Unexpected "' . $this->lex->value . '"'; + $error_text .= ' - Unexpected "' . $lex->value . '"'; if (count($this->parser->yy_get_expected_tokens($this->parser->yymajor)) <= 4) { foreach ($this->parser->yy_get_expected_tokens($this->parser->yymajor) as $token) { $exp_token = $this->parser->yyTokenName[$token]; - if (isset($this->lex->smarty_token_names[$exp_token])) { + if (isset($lex->smarty_token_names[$exp_token])) { // token type from lexer - $expect[] = '"' . $this->lex->smarty_token_names[$exp_token] . '"'; + $expect[] = '"' . $lex->smarty_token_names[$exp_token] . '"'; } else { // otherwise internal token name $expect[] = $this->parser->yyTokenName[$token]; @@ -662,9 +1158,11 @@ abstract class Smarty_Internal_TemplateCompilerBase { $error_text .= ', expected one of: ' . implode(' , ', $expect); } } - throw new SmartyCompilerException($error_text); + $e = new SmartyCompilerException($error_text); + $e->line = $line; + $e->source = trim(preg_replace('![\t\r\n]+!', ' ', $match[$line - 1])); + $e->desc = $args; + $e->template = $this->template->source->filepath; + throw $e; } - } - -?>
\ No newline at end of file |