<?php
/**
* Smarty Internal Plugin Compile Include
* Compiles the {include} tag
*
* @package Smarty
* @subpackage Compiler
* @author Uwe Tews
*/
/**
* Smarty Internal Plugin Compile Include Class
*
* @package Smarty
* @subpackage Compiler
*/
class Smarty_Internal_Compile_Include extends Smarty_Internal_CompileBase
{
/**
* caching mode to create nocache code but no cache file
*/
const CACHING_NOCACHE_CODE = 9999;
/**
* Attribute definition: Overwrites base class.
*
* @var array
* @see Smarty_Internal_CompileBase
*/
public $required_attributes = array('file');
/**
* Attribute definition: Overwrites base class.
*
* @var array
* @see Smarty_Internal_CompileBase
*/
public $shorttag_order = array('file');
/**
* Attribute definition: Overwrites base class.
*
* @var array
* @see Smarty_Internal_CompileBase
*/
public $option_flags = array('nocache', 'inline', 'caching');
/**
* Attribute definition: Overwrites base class.
*
* @var array
* @see Smarty_Internal_CompileBase
*/
public $optional_attributes = array('_any');
/**
* Compiles code for the {include} tag
*
* @param array $args array with attributes from parser
* @param object $compiler compiler object
* @param array $parameter array with compilation parameter
*
* @return string compiled code
*/
public function compile($args, $compiler, $parameter)
{
// check and get attributes
$_attr = $this->getAttributes($compiler, $args);
// save possible attributes
$include_file = $_attr['file'];
if (isset($_attr['assign'])) {
// output will be stored in a smarty variable instead of being displayed
$_assign = $_attr['assign'];
}
$_parent_scope = Smarty::SCOPE_LOCAL;
if (isset($_attr['scope'])) {
$_attr['scope'] = trim($_attr['scope'], "'\"");
if ($_attr['scope'] == 'parent') {
$_parent_scope = Smarty::SCOPE_PARENT;
} elseif ($_attr['scope'] == 'root') {
$_parent_scope = Smarty::SCOPE_ROOT;
} elseif ($_attr['scope'] == 'global') {
$_parent_scope = Smarty::SCOPE_GLOBAL;
}
}
$_caching = Smarty::CACHING_OFF;
// flag if included template code should be merged into caller
$merge_compiled_includes = ($compiler->smarty->merge_compiled_includes || ($compiler->inheritance && $compiler->smarty->inheritance_merge_compiled_includes) || $_attr['inline'] === true) && !$compiler->template->source->recompiled;
// set default when in nocache mode
// if ($compiler->template->caching && ($compiler->nocache || $compiler->tag_nocache || $compiler->forceNocache == 2)) {
if ($compiler->template->caching && ((!$compiler->inheritance && !$compiler->nocache && !$compiler->tag_nocache) || ($compiler->inheritance && ($compiler->nocache || $compiler->tag_nocache)))) {
$_caching = self::CACHING_NOCACHE_CODE;
}
/*
* if the {include} tag provides individual parameter for caching
* it will not be included into the common cache file and treated like
* a nocache section
*/
if (isset($_attr['cache_lifetime'])) {
$_cache_lifetime = $_attr['cache_lifetime'];
$compiler->tag_nocache = true;
$_caching = Smarty::CACHING_LIFETIME_CURRENT;
} else {
$_cache_lifetime = 'null';
}
if (isset($_attr['cache_id'])) {
$_cache_id = $_attr['cache_id'];
$compiler->tag_nocache = true;
$_caching = Smarty::CACHING_LIFETIME_CURRENT;
} else {
$_cache_id = '$_smarty_tpl->cache_id';
}
if (isset($_attr['compile_id'])) {
$_compile_id = $_attr['compile_id'];
} else {
$_compile_id = '$_smarty_tpl->compile_id';
}
if ($_attr['caching'] === true) {
$_caching = Smarty::CACHING_LIFETIME_CURRENT;
}
if ($_attr['nocache'] === true) {
$compiler->tag_nocache = true;
if ($merge_compiled_includes) {
$_caching = self::CACHING_NOCACHE_CODE;
} else {
$_caching = Smarty::CACHING_OFF;
}
}
$has_compiled_template = false;
if ($merge_compiled_includes && $_attr['inline'] !== true) {
// variable template name ?
if ($compiler->has_variable_string || !((substr_count($include_file, '"') == 2 || substr_count($include_file, "'") == 2))
|| substr_count($include_file, '(') != 0 || substr_count($include_file, '$_smarty_tpl->') != 0
) {
$merge_compiled_includes = false;
if ($compiler->inheritance && $compiler->smarty->inheritance_merge_compiled_includes) {
$compiler->trigger_template_error(' variable template file names not allow within {block} tags');
}
}
// variable compile_id?
if (isset($_attr['compile_id'])) {
if (!((substr_count($_attr['compile_id'], '"') == 2 || substr_count($_attr['compile_id'], "'") == 2))
|| substr_count($_attr['compile_id'], '(') != 0 || substr_count($_attr['compile_id'], '$_smarty_tpl->') != 0
) {
$merge_compiled_includes = false;
if ($compiler->inheritance && $compiler->smarty->inheritance_merge_compiled_includes) {
$compiler->trigger_template_error(' variable compile_id not allow within {block} tags');
}
}
}
}
if ($merge_compiled_includes) {
if ($compiler->template->caching && ($compiler->tag_nocache || $compiler->nocache) && $_caching != self::CACHING_NOCACHE_CODE) {
$merge_compiled_includes = false;
if ($compiler->inheritance && $compiler->smarty->inheritance_merge_compiled_includes) {
$compiler->trigger_template_error(' invalid caching mode of subtemplate within {block} tags');
}
}
}
if ($merge_compiled_includes) {
// we must observe different compile_id
$uid = sha1($_compile_id);
$tpl_name = null;
$nocache = false;
/** @var Smarty_Internal_Template $_smarty_tpl
* used in evaluated code
*/
$_smarty_tpl = $compiler->template;
eval("\$tpl_name = $include_file;");
if (!isset($compiler->smarty->merged_templates_func[$tpl_name][$uid])) {
$tpl = new $compiler->smarty->template_class ($tpl_name, $compiler->smarty, $compiler->template, $compiler->template->cache_id, $compiler->template->compile_id);
// save unique function name
$compiler->smarty->merged_templates_func[$tpl_name][$uid]['func'] = $tpl->properties['unifunc'] = 'content_' . str_replace(array('.', ','), '_', uniqid('', true));
// use current nocache hash for inlined code
$compiler->smarty->merged_templates_func[$tpl_name][$uid]['nocache_hash'] = $tpl->properties['nocache_hash'] = $compiler->template->properties['nocache_hash'];
if ($compiler->template->caching && $_caching == self::CACHING_NOCACHE_CODE) {
// all code must be nocache
$nocache = true;
}
if ($compiler->inheritance) {
$tpl->compiler->inheritance = true;
}
// make sure whole chain gets compiled
$tpl->mustCompile = true;
if (!($tpl->source->uncompiled) && $tpl->source->exists) {
// get compiled code
$compiled_code = $tpl->compiler->compileTemplate($tpl, $nocache);
// release compiler object to free memory
unset($tpl->compiler);
// merge compiled code for {function} tags
$compiler->template->properties['function'] = array_merge($compiler->template->properties['function'], $tpl->properties['function']);
// merge filedependency
$tpl->properties['file_dependency'][$tpl->source->uid] = array($tpl->source->filepath, $tpl->source->timestamp, $tpl->source->type);
$compiler->template->properties['file_dependency'] = array_merge($compiler->template->properties['file_dependency'], $tpl->properties['file_dependency']);
// remove header code
$compiled_code = preg_replace("/(<\?php \/\*%%SmartyHeaderCode:{$tpl->properties['nocache_hash']}%%\*\/(.+?)\/\*\/%%SmartyHeaderCode%%\*\/\?>\n)/s", '', $compiled_code);
if ($tpl->has_nocache_code) {
// replace nocache_hash
$compiled_code = str_replace("{$tpl->properties['nocache_hash']}", $compiler->template->properties['nocache_hash'], $compiled_code);
$compiler->template->has_nocache_code = true;
}
$compiler->merged_templates[$tpl->properties['unifunc']] = $compiled_code;
$has_compiled_template = true;
unset ($tpl);
}
} else {
$has_compiled_template = true;
}
}
// delete {include} standard attributes
unset($_attr['file'], $_attr['assign'], $_attr['cache_id'], $_attr['compile_id'], $_attr['cache_lifetime'], $_attr['nocache'], $_attr['caching'], $_attr['scope'], $_attr['inline']);
// remaining attributes must be assigned as smarty variable
if (!empty($_attr)) {
if ($_parent_scope == Smarty::SCOPE_LOCAL) {
// create variables
$nccode = '';
foreach ($_attr as $key => $value) {
$_pairs[] = "'$key'=>$value";
$nccode .= "\$_smarty_tpl->tpl_vars['$key'] = new Smarty_variable($value);\n";
}
$_vars = 'array(' . join(',', $_pairs) . ')';
} else {
$compiler->trigger_template_error('variable passing not allowed in parent/global scope', $compiler->lex->taglineno);
}
} else {
$_vars = 'array()';
}
if ($has_compiled_template) {
// never call inline templates in nocache mode
$compiler->suppressNocacheProcessing = true;
$_hash = $compiler->smarty->merged_templates_func[$tpl_name][$uid]['nocache_hash'];
$_output = "<?php /* Call merged included template \"" . $tpl_name . "\" */\n";
$_output .= "\$_tpl_stack[] = \$_smarty_tpl;\n";
if (!empty($nccode) && $_caching == 9999 && $_smarty_tpl->caching) {
$compiler->suppressNocacheProcessing = false;
$_output .= substr($compiler->processNocacheCode('<?php ' .$nccode . "?>\n", true), 6, -3);
$compiler->suppressNocacheProcessing = true;
}
$_output .= " \$_smarty_tpl = \$_smarty_tpl->setupInlineSubTemplate($include_file, $_cache_id, $_compile_id, $_caching, $_cache_lifetime, $_vars, $_parent_scope, '$_hash');\n";
if (isset($_assign)) {
$_output .= 'ob_start(); ';
}
$_output .= $compiler->smarty->merged_templates_func[$tpl_name][$uid]['func'] . "(\$_smarty_tpl);\n";
$_output .= "\$_smarty_tpl = array_pop(\$_tpl_stack); ";
if (isset($_assign)) {
$_output .= " \$_smarty_tpl->tpl_vars[$_assign] = new Smarty_variable(ob_get_clean());";
}
$_output .= "\n/* End of included template \"" . $tpl_name . "\" */?>";
return $_output;
}
// was there an assign attribute
if (isset($_assign)) {
$_output = "<?php \$_smarty_tpl->tpl_vars[$_assign] = new Smarty_variable(\$_smarty_tpl->getSubTemplate ($include_file, $_cache_id, $_compile_id, $_caching, $_cache_lifetime, $_vars, $_parent_scope));?>\n";;
} else {
$_output = "<?php echo \$_smarty_tpl->getSubTemplate ($include_file, $_cache_id, $_compile_id, $_caching, $_cache_lifetime, $_vars, $_parent_scope);?>\n";
}
return $_output;
}
}
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