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