176 lines
6.5 KiB
PHP
176 lines
6.5 KiB
PHP
<?php
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/**
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* Smarty Internal Plugin Resource Extends
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*
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* Implements the file system as resource for Smarty which does extend a chain of template files templates
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*
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* @package Smarty
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* @subpackage TemplateResources
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* @author Uwe Tews
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*/
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/**
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* Smarty Internal Plugin Resource Extends
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*/
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class Smarty_Internal_Resource_Extends {
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public function __construct($smarty)
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{
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$this->smarty = $smarty;
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$this->_rdl = preg_quote($smarty->right_delimiter);
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$this->_ldl = preg_quote($smarty->left_delimiter);
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}
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// classes used for compiling Smarty templates from file resource
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public $compiler_class = 'Smarty_Internal_SmartyTemplateCompiler';
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public $template_lexer_class = 'Smarty_Internal_Templatelexer';
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public $template_parser_class = 'Smarty_Internal_Templateparser';
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// properties
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public $usesCompiler = true;
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public $isEvaluated = false;
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public $allFilepaths = array();
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/**
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* Return flag if template source is existing
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*
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* @param object $_template template object
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* @return boolean result
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*/
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public function isExisting($_template)
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{
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$_template->getTemplateFilepath();
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foreach ($this->allFilepaths as $_filepath) {
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if ($_filepath === false) {
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return false;
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}
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}
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return true;
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}
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/**
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* Get filepath to template source
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*
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* @param object $_template template object
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* @return string filepath to template source file
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*/
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public function getTemplateFilepath($_template)
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{
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$sha1String = '';
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$_files = explode('|', $_template->resource_name);
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foreach ($_files as $_file) {
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$_filepath = $_template->buildTemplateFilepath ($_file);
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if ($_filepath !== false) {
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if (is_object($_template->smarty->security_policy)) {
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$_template->smarty->security_policy->isTrustedResourceDir($_filepath);
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}
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}
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$sha1String .= $_filepath;
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$this->allFilepaths[$_file] = $_filepath;
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}
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$_template->templateUid = sha1($sha1String);
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return $_filepath;
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}
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/**
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* Get timestamp to template source
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*
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* @param object $_template template object
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* @return integer timestamp of template source file
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*/
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public function getTemplateTimestamp($_template)
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{
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return filemtime($_template->getTemplateFilepath());
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}
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/**
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* Read template source from file
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*
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* @param object $_template template object
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* @return string content of template source file
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*/
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public function getTemplateSource($_template)
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{
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$this->template = $_template;
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$_files = array_reverse($this->allFilepaths);
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$_first = reset($_files);
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$_last = end($_files);
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foreach ($_files as $_file => $_filepath) {
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if ($_filepath === false) {
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throw new SmartyException("Unable to load template 'file : {$_file}'");
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}
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// read template file
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if ($_filepath != $_first) {
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$_template->properties['file_dependency'][sha1($_filepath)] = array($_filepath, filemtime($_filepath),'file');
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}
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$_template->template_filepath = $_filepath;
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$_content = file_get_contents($_filepath);
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if ($_filepath != $_last) {
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if (preg_match_all("!({$this->_ldl}block\s(.+?){$this->_rdl})!", $_content, $_open) !=
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preg_match_all("!({$this->_ldl}/block{$this->_rdl})!", $_content, $_close)) {
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$this->smarty->triggerError("unmatched {block} {/block} pairs in file '$_filepath'");
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}
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preg_match_all("!{$this->_ldl}block\s(.+?){$this->_rdl}|{$this->_ldl}/block{$this->_rdl}!", $_content, $_result, PREG_OFFSET_CAPTURE);
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$_result_count = count($_result[0]);
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$_start = 0;
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while ($_start < $_result_count) {
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$_end = 0;
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$_level = 1;
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while ($_level != 0) {
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$_end++;
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if (!strpos($_result[0][$_start + $_end][0], '/')) {
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$_level++;
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} else {
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$_level--;
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}
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}
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$_block_content = str_replace($this->smarty->left_delimiter . '$smarty.block.parent' . $this->smarty->right_delimiter, '%%%%SMARTY_PARENT%%%%',
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substr($_content, $_result[0][$_start][1] + strlen($_result[0][$_start][0]), $_result[0][$_start + $_end][1] - $_result[0][$_start][1] - + strlen($_result[0][$_start][0])));
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Smarty_Internal_Compile_Block::saveBlockData($_block_content, $_result[0][$_start][0], $_template, $_filepath);
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$_start = $_start + $_end + 1;
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}
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} else {
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$_template->template_source = $_content;
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return true;
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}
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}
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}
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/**
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* Get filepath to compiled template
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*
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* @param object $_template template object
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* @return string return path to compiled template
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*/
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public function getCompiledFilepath($_template)
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{
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$_compile_id = isset($_template->compile_id) ? preg_replace('![^\w\|]+!', '_', $_template->compile_id) : null;
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$_files = explode('|', $_template->resource_name);
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// calculate Uid if not already done
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if ($_template->templateUid == '') {
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$_template->getTemplateFilepath();
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}
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$_filepath = $_template->templateUid;
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// if use_sub_dirs, break file into directories
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if ($_template->smarty->use_sub_dirs) {
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$_filepath = substr($_filepath, 0, 2) . DS
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. substr($_filepath, 2, 2) . DS
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. substr($_filepath, 4, 2) . DS
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. $_filepath;
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}
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$_compile_dir_sep = $_template->smarty->use_sub_dirs ? DS : '^';
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if (isset($_compile_id)) {
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$_filepath = $_compile_id . $_compile_dir_sep . $_filepath;
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}
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if ($_template->caching) {
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$_cache = '.cache';
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} else {
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$_cache = '';
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}
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$_compile_dir = $_template->smarty->compile_dir;
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if (substr($_compile_dir, -1) != DS) {
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$_compile_dir .= DS;
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}
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return $_compile_dir . $_filepath . '.' . $_template->resource_type . '.' . basename($_files[count($_files)-1]) . $_cache . '.php';
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}
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}
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?>
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