Files
smarty/libs/sysplugins/smarty_internal_compile_include.php
2015-08-23 01:46:30 +02:00

343 lines
15 KiB
PHP

<?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 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)
{
// check and get attributes
$_attr = $this->getAttributes($compiler, $args);
// save possible attributes
$include_file = $_attr['file'];
if ($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
) {
$variable_template = true;
} else {
$variable_template = false;
}
if (isset($_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') {
$_parent_scope = Smarty::SCOPE_GLOBAL;
}
}
//
if ($variable_template || $compiler->loopNesting > 0) {
$_cache_tpl = 'true';
} else {
$_cache_tpl = 'false';
}
// assume caching is off
$_caching = Smarty::CACHING_OFF;
if ($_attr['nocache'] === true) {
$compiler->tag_nocache = true;
}
$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 ||
($compiler->inheritance && $compiler->smarty->inheritance_merge_compiled_includes) ||
$_attr['inline'] === true) && !$compiler->template->source->handler->recompiled;
if ($merge_compiled_includes && $_attr['inline'] !== true) {
// variable template name ?
if ($variable_template) {
$merge_compiled_includes = false;
if ($compiler->template->caching) {
// must use individual cache file
//$_attr['caching'] = 1;
}
if ($compiler->inheritance && $compiler->smarty->inheritance_merge_compiled_includes &&
$_attr['inline'] !== true
) {
$compiler->trigger_template_error(' variable template file names not allow within {block} tags');
}
}
// variable compile_id?
if (isset($_attr['compile_id'])) {
if (!((substr_count($_attr['compile_id'], '"') == 2 || substr_count($_attr['compile_id'], "'") == 2 ||
is_numeric($_attr['compile_id']))) || substr_count($_attr['compile_id'], '(') != 0 ||
substr_count($_attr['compile_id'], '$_smarty_tpl->') != 0
) {
$merge_compiled_includes = false;
if ($compiler->template->caching) {
// must use individual cache file
//$_attr['caching'] = 1;
}
if ($compiler->inheritance && $compiler->smarty->inheritance_merge_compiled_includes &&
$_attr['inline'] !== true
) {
$compiler->trigger_template_error(' variable compile_id not allow within {block} tags');
}
}
}
}
/*
* if the {include} tag provides individual parameter for caching or compile_id
* the subtemplate must not be included into the common cache file and is treated like
* a call in nocache mode.
*
*/
if ($_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;
}
$has_compiled_template = false;
if ($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');
}
}
$c_id = isset($_attr['compile_id']) ? $_attr['compile_id'] : $compiler->template->compile_id;
// we must observe different compile_id and caching
$uid = sha1($c_id . ($_caching ? '--caching' : '--nocaching'));
$tpl_name = null;
/** @var Smarty_Internal_Template $_smarty_tpl
* used in evaluated code
*/
$_smarty_tpl = $compiler->template;
eval("\$tpl_name = @$include_file;");
if (!isset($compiler->parent_compiler->mergedSubTemplatesData[$tpl_name][$uid])) {
$compiler->smarty->allow_ambiguous_resources = true;
$tpl = new $compiler->smarty->template_class ($tpl_name, $compiler->smarty, $compiler->template, $compiler->template->cache_id, $c_id, $_caching);
if (!($tpl->source->handler->uncompiled) && $tpl->source->exists) {
$tpl->compiled = new Smarty_Template_Compiled();
$tpl->compiled->nocache_hash = $compiler->parent_compiler->template->compiled->nocache_hash;
$tpl->loadCompiler();
// save unique function name
$compiler->parent_compiler->mergedSubTemplatesData[$tpl_name][$uid]['func'] = $tpl->compiled->unifunc = 'content_' .
str_replace(array('.', ','), '_', uniqid('', true));
if ($compiler->inheritance) {
$tpl->compiler->inheritance = true;
}
// make sure whole chain gets compiled
$tpl->mustCompile = true;
$tpl->compiler->suppressTemplatePropertyHeader = true;
$compiler->parent_compiler->mergedSubTemplatesData[$tpl_name][$uid]['nocache_hash'] = $tpl->compiled->nocache_hash;
// get compiled code
$compiled_code = Smarty_Internal_Extension_CodeFrame::createFunctionFrame($tpl, $tpl->compiler->compileTemplate($tpl, null, $compiler->parent_compiler));
unset($tpl->compiler);
// remove header code
$compiled_code = preg_replace("/(<\?php \/\*%%SmartyHeaderCode:{$tpl->compiled->nocache_hash}%%\*\/(.+?)\/\*\/%%SmartyHeaderCode%%\*\/\?>\n)/s", '', $compiled_code);
if ($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;
$has_compiled_template = true;
unset ($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
$_vars_nc = '';
if (!empty($_attr)) {
if ($_parent_scope == Smarty::SCOPE_LOCAL) {
$_pairs = array();
// create variables
foreach ($_attr as $key => $value) {
$_pairs[] = "'$key'=>$value";
$_vars_nc .= "\$_smarty_tpl->tpl_vars['$key'] = new Smarty_Variable($value);\n";
}
$_vars = 'array(' . join(',', $_pairs) . ')';
} else {
$compiler->trigger_template_error('variable passing not allowed in parent/global scope', null, true);
}
} else {
$_vars = 'array()';
}
$this->logInclude($compiler, $include_file, $variable_template);
$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 /* Call merged included template \"" . $tpl_name . "\" */\n";
if ($update_compile_id) {
$_output .= $compiler->makeNocacheCode("\$_compile_id_save[] = \$_smarty_tpl->compile_id;\n\$_smarty_tpl->compile_id = {$_compile_id};\n");
}
if (!empty($_vars_nc) && $_caching == 9999 && $compiler->template->caching) {
//$compiler->suppressNocacheProcessing = false;
$_output .= substr($compiler->processNocacheCode('<?php ' . $_vars_nc . "?>\n", true), 6, - 3);
//$compiler->suppressNocacheProcessing = true;
}
if (isset($_assign)) {
$_output .= "ob_start();\n";
$_output .= "\$_smarty_tpl->getInlineSubTemplate({$include_file}, {$_cache_id}, {$_compile_id}, {$_caching}, {$_cache_lifetime}, {$_vars}, {$_parent_scope}, {$_cache_tpl}, '{$compiler->parent_compiler->mergedSubTemplatesData[$tpl_name][$uid]['func']}');\n";
$_output .= "\$_smarty_tpl->tpl_vars[$_assign] = new Smarty_Variable(ob_get_clean());\n";
} else {
$_output .= "\$_smarty_tpl->getInlineSubTemplate({$include_file}, {$_cache_id}, {$_compile_id}, {$_caching}, {$_cache_lifetime}, {$_vars}, {$_parent_scope}, {$_cache_tpl}, '{$compiler->parent_compiler->mergedSubTemplatesData[$tpl_name][$uid]['func']}');\n";
}
if ($update_compile_id) {
$_output .= $compiler->makeNocacheCode("\$_smarty_tpl->compile_id = array_pop(\$_compile_id_save);\n");
}
$_output .= "/* End of included template \"" . $tpl_name . "\" */?>\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";
$_output .= "\$_smarty_tpl->getSubTemplate($include_file, $_cache_id, $_compile_id, $_caching, $_cache_lifetime, $_vars, $_parent_scope, {$_cache_tpl});\n";
$_output .= "\$_smarty_tpl->tpl_vars[$_assign] = new Smarty_Variable(ob_get_clean());\n";
} else {
$_output .= "\$_smarty_tpl->getSubTemplate($include_file, $_cache_id, $_compile_id, $_caching, $_cache_lifetime, $_vars, $_parent_scope, {$_cache_tpl});\n";
}
if ($update_compile_id) {
$_output .= "\$_smarty_tpl->compile_id = array_pop(\$_compile_id_save);\n";
}
$_output .= "?>\n";
return $_output;
}
/**
* log include count
*
* @param \Smarty_Internal_SmartyTemplateCompiler $compiler
* @param string $include_file
* @param bool $variable_template
*/
private function logInclude(Smarty_Internal_SmartyTemplateCompiler $compiler, $include_file, $variable_template)
{
if ($variable_template) {
return;
}
list($name, $type) = Smarty_Resource::parseResourceName(trim($include_file, '\'"'), $compiler->template->smarty->default_resource_type);
if (in_array($type, array('eval', 'string'))) {
return;
}
$include_name = $type . ':' . $name;
$compiled = $compiler->parent_compiler->template->compiled;
$compiled->includes[$include_name] = isset($compiled->includes[$include_name]) ? $compiled->includes[$include_name] +
1 : 1;
}
}