File class\libraries\vendor\smarty\smarty\libs\sysplugins\smarty_internal_resource_file.php

1:	<?php
2:	/**
3:	* Smarty Internal Plugin Resource File
4:	*
5:	* @package Smarty
6:	* @subpackage TemplateResources
7:	* @author Uwe Tews
8:	* @author Rodney Rehm
9:	*/
10:
11:	/**
12:	* Smarty Internal Plugin Resource File
13:	* Implements the file system as resource for Smarty templates
14:	*
15:	* @package Smarty
16:	* @subpackage TemplateResources
17:	*/
18:	class Smarty_Internal_Resource_File extends Smarty_Resource
19:	{
20:	/**
21:	* populate Source Object with meta data from Resource
22:	*
23:	* @param Smarty_Template_Source $source source object
24:	* @param Smarty_Internal_Template $_template template object
25:	*
26:	* @throws \SmartyException
27:	*/
28:	public function populate(Smarty_Template_Source $source, Smarty_Internal_Template $_template = null)
29:	{
30:	$source->filepath = $this->buildFilepath($source, $_template);
31:	if ($source->filepath !== false) {
32:	if (isset($source->smarty->security_policy) && is_object($source->smarty->security_policy)) {
33:	$source->smarty->security_policy->isTrustedResourceDir($source->filepath, $source->isConfig);
34:	}
35:	$source->exists = true;
36:	$source->uid = sha1(
37:	$source->filepath . ($source->isConfig ? $source->smarty->_joined_config_dir :
38:	$source->smarty->_joined_template_dir)
39:	);
40:	$source->timestamp = filemtime($source->filepath);
41:	} else {
42:	$source->timestamp = $source->exists = false;
43:	}
44:	}
45:
46:	/**
47:	* populate Source Object with timestamp and exists from Resource
48:	*
49:	* @param Smarty_Template_Source $source source object
50:	*/
51:	public function populateTimestamp(Smarty_Template_Source $source)
52:	{
53:	if (!$source->exists) {
54:	$source->timestamp = $source->exists = is_file($source->filepath);
55:	}
56:	if ($source->exists) {
57:	$source->timestamp = filemtime($source->filepath);
58:	}
59:	}
60:
61:	/**
62:	* Load template's source from file into current template object
63:	*
64:	* @param Smarty_Template_Source $source source object
65:	*
66:	* @return string template source
67:	* @throws SmartyException if source cannot be loaded
68:	*/
69:	public function getContent(Smarty_Template_Source $source)
70:	{
71:	if ($source->exists) {
72:	return file_get_contents($source->filepath);
73:	}
74:	throw new SmartyException(
75:	'Unable to read ' . ($source->isConfig ? 'config' : 'template') .
76:	" {$source->type} '{$source->name}'"
77:	);
78:	}
79:
80:	/**
81:	* Determine basename for compiled filename
82:	*
83:	* @param Smarty_Template_Source $source source object
84:	*
85:	* @return string resource's basename
86:	*/
87:	public function getBasename(Smarty_Template_Source $source)
88:	{
89:	return basename($source->filepath);
90:	}
91:
92:	/**
93:	* build template filepath by traversing the template_dir array
94:	*
95:	* @param Smarty_Template_Source $source source object
96:	* @param Smarty_Internal_Template $_template template object
97:	*
98:	* @return string fully qualified filepath
99:	* @throws SmartyException
100:	*/
101:	protected function buildFilepath(Smarty_Template_Source $source, Smarty_Internal_Template $_template = null)
102:	{
103:	$file = $source->name;
104:	// absolute file ?
105:	if ($file[ 0 ] === '/' \|\| $file[ 1 ] === ':') {
106:	$file = $source->smarty->_realpath($file, true);
107:	return is_file($file) ? $file : false;
108:	}
109:	// go relative to a given template?
110:	if ($file[ 0 ] === '.' && $_template && $_template->_isSubTpl()
111:	&& preg_match('#^[.]{1,2}[\\\/]#', $file)
112:	) {
113:	if ($_template->parent->source->type !== 'file' && $_template->parent->source->type !== 'extends'
114:	&& !isset($_template->parent->_cache[ 'allow_relative_path' ])
115:	) {
116:	throw new SmartyException("Template '{$file}' cannot be relative to template of resource type '{$_template->parent->source->type}'");
117:	}
118:	// normalize path
119:	$path =
120:	$source->smarty->_realpath(dirname($_template->parent->source->filepath) . DIRECTORY_SEPARATOR . $file);
121:	// files relative to a template only get one shot
122:	return is_file($path) ? $path : false;
123:	}
124:	// normalize DIRECTORY_SEPARATOR
125:	if (strpos($file, DIRECTORY_SEPARATOR === '/' ? '\\' : '/') !== false) {
126:	$file = str_replace(DIRECTORY_SEPARATOR === '/' ? '\\' : '/', DIRECTORY_SEPARATOR, $file);
127:	}
128:	$_directories = $source->smarty->getTemplateDir(null, $source->isConfig);
129:	// template_dir index?
130:	if ($file[ 0 ] === '[' && preg_match('#^\[([^\]]+)\](.+)$#', $file, $fileMatch)) {
131:	$file = $fileMatch[ 2 ];
132:	$_indices = explode(',', $fileMatch[ 1 ]);
133:	$_index_dirs = array();
134:	foreach ($_indices as $index) {
135:	$index = trim($index);
136:	// try string indexes
137:	if (isset($_directories[ $index ])) {
138:	$_index_dirs[] = $_directories[ $index ];
139:	} elseif (is_numeric($index)) {
140:	// try numeric index
141:	$index = (int)$index;
142:	if (isset($_directories[ $index ])) {
143:	$_index_dirs[] = $_directories[ $index ];
144:	} else {
145:	// try at location index
146:	$keys = array_keys($_directories);
147:	if (isset($_directories[ $keys[ $index ] ])) {
148:	$_index_dirs[] = $_directories[ $keys[ $index ] ];
149:	}
150:	}
151:	}
152:	}
153:	if (empty($_index_dirs)) {
154:	// index not found
155:	return false;
156:	} else {
157:	$_directories = $_index_dirs;
158:	}
159:	}
160:	// relative file name?
161:	foreach ($_directories as $_directory) {
162:	$path = $_directory . $file;
163:	if (is_file($path)) {
164:	return (strpos($path, '.' . DIRECTORY_SEPARATOR) !== false) ? $source->smarty->_realpath($path) : $path;
165:	}
166:	}
167:	if (!isset($_index_dirs)) {
168:	// Could be relative to cwd
169:	$path = $source->smarty->_realpath($file, true);
170:	if (is_file($path)) {
171:	return $path;
172:	}
173:	}
174:	// Use include path ?
175:	if ($source->smarty->use_include_path) {
176:	return $source->smarty->ext->_getIncludePath->getIncludePath($_directories, $file, $source->smarty);
177:	}
178:	return false;
179:	}
180:	}
181:

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