<?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');
/**
* Valid scope names
*
* @var array
*/
public $valid_scopes = array('parent' => Smarty::SCOPE_PARENT, 'root' => Smarty::SCOPE_ROOT,
'global' => Smarty::SCOPE_GLOBAL, 'tpl_root' => Smarty::SCOPE_TPL_ROOT,
'smarty' => Smarty::SCOPE_SMARTY);
/**
* Compiles code for the {include} tag
*
* @param array $args array with attributes from parser
* @param Smarty_Internal_SmartyTemplateCompiler $compiler compiler object
* @param array $parameter array with compilation parameter
*
* @throws SmartyCompilerException
* @return string compiled code
*/
public function compile($args, Smarty_Internal_SmartyTemplateCompiler $compiler, $parameter)
{
$uid = $t_hash = null;
// check and get attributes
$_attr = $this->getAttributes($compiler, $args);
$fullResourceName = $source_resource = $_attr[ 'file' ];
$variable_template = false;
$cache_tpl = false;
// parse resource_name
if (preg_match('/^([\'"])(([A-Za-z0-9_\-]{2,})[:])?(([^$()]+)|(.+))\1$/', $source_resource, $match)) {
$type = !empty($match[ 3 ]) ? $match[ 3 ] : $compiler->template->smarty->default_resource_type;
$name = !empty($match[ 5 ]) ? $match[ 5 ] : $match[ 6 ];
$handler = Smarty_Resource::load($compiler->smarty, $type);
if ($handler->recompiled || $handler->uncompiled) {
$variable_template = true;
}
if (!$variable_template) {
if ($type != 'string') {
$fullResourceName = "{$type}:{$name}";
$compiled = $compiler->parent_compiler->template->compiled;
if (isset($compiled->includes[ $fullResourceName ])) {
$compiled->includes[ $fullResourceName ] ++;
$cache_tpl = true;
} else {
if ("{$compiler->template->source->type}:{$compiler->template->source->name}" ==
$fullResourceName
) {
// recursive call of current template
$compiled->includes[ $fullResourceName ] = 2;
$cache_tpl = true;
} else {
$compiled->includes[ $fullResourceName ] = 1;
}
}
$fullResourceName = '"' . $fullResourceName . '"';
}
}
if (empty($match[ 5 ])) {
$variable_template = true;
}
} else {
$variable_template = true;
}
// scope setup
$_scope = $compiler->convertScope($_attr, $this->valid_scopes);
// set flag to cache subtemplate object when called within loop or template name is variable.
if ($cache_tpl || $variable_template || $compiler->loopNesting > 0) {
$_cache_tpl = 'true';
} else {
$_cache_tpl = 'false';
}
// assume caching is off
$_caching = Smarty::CACHING_OFF;
$call_nocache = $compiler->tag_nocache || $compiler->nocache;
// caching was on and {include} is not in nocache mode
if ($compiler->template->caching && !$compiler->nocache && !$compiler->tag_nocache) {
$_caching = self::CACHING_NOCACHE_CODE;
}
// flag if included template code should be merged into caller
$merge_compiled_includes = ($compiler->smarty->merge_compiled_includes || $_attr[ 'inline' ] === true) &&
!$compiler->template->source->handler->recompiled;
if ($merge_compiled_includes) {
// variable template name ?
if ($variable_template) {
$merge_compiled_includes = false;
}
// variable compile_id?
if (isset($_attr[ 'compile_id' ]) && $compiler->isVariable($_attr[ 'compile_id' ])) {
$merge_compiled_includes = false;
}
}
/*
* if the {include} tag provides individual parameter for caching or compile_id
* the subtemplate must not be included into the common cache file and is treated like
* a call in nocache mode.
*
*/
if ($_attr[ 'nocache' ] !== true && $_attr[ 'caching' ]) {
$_caching = $_new_caching = (int) $_attr[ 'caching' ];
$call_nocache = true;
} else {
$_new_caching = Smarty::CACHING_LIFETIME_CURRENT;
}
if (isset($_attr[ 'cache_lifetime' ])) {
$_cache_lifetime = $_attr[ 'cache_lifetime' ];
$call_nocache = true;
$_caching = $_new_caching;
} else {
$_cache_lifetime = '$_smarty_tpl->cache_lifetime';
}
if (isset($_attr[ 'cache_id' ])) {
$_cache_id = $_attr[ 'cache_id' ];
$call_nocache = true;
$_caching = $_new_caching;
} 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 subtemplate will be called in nocache mode do not merge
if ($compiler->template->caching && $call_nocache) {
$merge_compiled_includes = false;
}
// assign attribute
if (isset($_attr[ 'assign' ])) {
// output will be stored in a smarty variable instead of being displayed
if ($_assign = $compiler->getId($_attr[ 'assign' ])) {
$_assign = "'{$_assign}'";
if ($compiler->tag_nocache || $compiler->nocache || $call_nocache) {
// create nocache var to make it know for further compiling
$compiler->setNocacheInVariable($_attr[ 'assign' ]);
}
} else {
$_assign = $_attr[ 'assign' ];
}
}
$has_compiled_template = false;
if ($merge_compiled_includes) {
$c_id = isset($_attr[ 'compile_id' ]) ? $_attr[ 'compile_id' ] : $compiler->template->compile_id;
// we must observe different compile_id and caching
$t_hash = sha1($c_id . ($_caching ? '--caching' : '--nocaching'));
$compiler->smarty->allow_ambiguous_resources = true;
/* @var Smarty_Internal_Template $tpl */
$tpl = new $compiler->smarty->template_class (trim($fullResourceName, '"\''), $compiler->smarty,
$compiler->template, $compiler->template->cache_id, $c_id,
$_caching);
$uid = $tpl->source->type . $tpl->source->uid;
if (!isset($compiler->parent_compiler->mergedSubTemplatesData[ $uid ][ $t_hash ])) {
$has_compiled_template = $this->compileInlineTemplate($compiler, $tpl, $t_hash);
} else {
$has_compiled_template = true;
}
unset($tpl);
}
// 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
$_vars = 'array()';
if (!empty($_attr)) {
$_pairs = array();
// create variables
foreach ($_attr as $key => $value) {
$_pairs[] = "'$key'=>$value";
}
$_vars = 'array(' . join(',', $_pairs) . ')';
}
$update_compile_id = $compiler->template->caching && !$compiler->tag_nocache && !$compiler->nocache &&
$_compile_id != '$_smarty_tpl->compile_id';
if ($has_compiled_template && !$call_nocache) {
$_output = "<?php\n";
if ($update_compile_id) {
$_output .= $compiler->makeNocacheCode("\$_compile_id_save[] = \$_smarty_tpl->compile_id;\n\$_smarty_tpl->compile_id = {$_compile_id};\n");
}
if (!empty($_attr) && $_caching == 9999 && $compiler->template->caching) {
$_vars_nc = "foreach ($_vars as \$ik => \$iv) {\n";
$_vars_nc .= "\$_smarty_tpl->tpl_vars[\$ik] = new Smarty_Variable(\$iv);\n";
$_vars_nc .= "}\n";
$_output .= substr($compiler->processNocacheCode('<?php ' . $_vars_nc . "?>\n", true), 6, - 3);
}
if (isset($_assign)) {
$_output .= "ob_start();\n";
}
$_output .= "\$_smarty_tpl->_subTemplateRender({$fullResourceName}, {$_cache_id}, {$_compile_id}, {$_caching}, {$_cache_lifetime}, {$_vars}, {$_scope}, {$_cache_tpl}, '{$compiler->parent_compiler->mergedSubTemplatesData[$uid][$t_hash]['uid']}', '{$compiler->parent_compiler->mergedSubTemplatesData[$uid][$t_hash]['func']}');\n";
if (isset($_assign)) {
$_output .= "\$_smarty_tpl->assign({$_assign}, ob_get_clean());\n";
}
if ($update_compile_id) {
$_output .= $compiler->makeNocacheCode("\$_smarty_tpl->compile_id = array_pop(\$_compile_id_save);\n");
}
$_output .= "?>\n";
return $_output;
}
if ($call_nocache) {
$compiler->tag_nocache = true;
}
$_output = "<?php ";
if ($update_compile_id) {
$_output .= "\$_compile_id_save[] = \$_smarty_tpl->compile_id;\n\$_smarty_tpl->compile_id = {$_compile_id};\n";
}
// was there an assign attribute
if (isset($_assign)) {
$_output .= "ob_start();\n";
}
$_output .= "\$_smarty_tpl->_subTemplateRender({$fullResourceName}, $_cache_id, $_compile_id, $_caching, $_cache_lifetime, $_vars, $_scope, {$_cache_tpl});\n";
if (isset($_assign)) {
$_output .= "\$_smarty_tpl->assign({$_assign}, ob_get_clean());\n";
}
if ($update_compile_id) {
$_output .= "\$_smarty_tpl->compile_id = array_pop(\$_compile_id_save);\n";
}
$_output .= "?>\n";
return $_output;
}
/**
* Compile inline sub template
*
* @param \Smarty_Internal_SmartyTemplateCompiler $compiler
* @param \Smarty_Internal_Template $tpl
* @param string $t_hash
*
* @return bool
*/
public function compileInlineTemplate(Smarty_Internal_SmartyTemplateCompiler $compiler,
Smarty_Internal_Template $tpl, $t_hash)
{
$uid = $tpl->source->type . $tpl->source->uid;
if (!($tpl->source->handler->uncompiled) && $tpl->source->exists) {
$compiler->parent_compiler->mergedSubTemplatesData[ $uid ][ $t_hash ][ 'uid' ] =
$tpl->source->uid;
if (isset($compiler->template->inheritance)) {
$tpl->inheritance = clone $compiler->template->inheritance;
}
$tpl->compiled = new Smarty_Template_Compiled();
$tpl->compiled->nocache_hash = $compiler->parent_compiler->template->compiled->nocache_hash;
$tpl->loadCompiler();
// save unique function name
$compiler->parent_compiler->mergedSubTemplatesData[ $uid ][ $t_hash ][ 'func' ] =
$tpl->compiled->unifunc = 'content_' . str_replace(array('.', ','), '_', uniqid('', true));
// make sure whole chain gets compiled
$tpl->mustCompile = true;
$compiler->parent_compiler->mergedSubTemplatesData[ $uid ][ $t_hash ][ 'nocache_hash' ] =
$tpl->compiled->nocache_hash;
if ($compiler->template->source->type == 'file') {
$sourceInfo = $compiler->template->source->filepath;
} else {
$basename = $compiler->template->source->handler->getBasename($compiler->template->source);
$sourceInfo = $compiler->template->source->type . ':' .
($basename ? $basename : $compiler->template->source->name);
}
// get compiled code
$compiled_code = "<?php\n\n";
$compiled_code .= "/* Start inline template \"{$sourceInfo}\" =============================*/\n";
$compiled_code .= "function {$tpl->compiled->unifunc} (\$_smarty_tpl) {\n";
$compiled_code .= "?>\n" . $tpl->compiler->compileTemplateSource($tpl, null, $compiler->parent_compiler);
$compiled_code .= "<?php\n";
$compiled_code .= "}\n?>\n";
$compiled_code .= $tpl->compiler->postFilter($tpl->compiler->blockOrFunctionCode);
$compiled_code .= "<?php\n\n";
$compiled_code .= "/* End inline template \"{$sourceInfo}\" =============================*/\n";
$compiled_code .= "?>";
unset($tpl->compiler);
if ($tpl->compiled->has_nocache_code) {
// replace nocache_hash
$compiled_code =
str_replace("{$tpl->compiled->nocache_hash}", $compiler->template->compiled->nocache_hash,
$compiled_code);
$compiler->template->compiled->has_nocache_code = true;
}
$compiler->parent_compiler->mergedSubTemplatesCode[ $tpl->compiled->unifunc ] = $compiled_code;
return true;
} else {
return false;
}
}
}