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1 | <?php |
2 | /* | |
3 | +--------------------------------------------------------------------+ | |
4 | | CiviCRM version 4.3 | | |
5 | +--------------------------------------------------------------------+ | |
6 | | Copyright CiviCRM LLC (c) 2004-2013 | | |
7 | +--------------------------------------------------------------------+ | |
8 | | This file is a part of CiviCRM. | | |
9 | | | | |
10 | | CiviCRM is free software; you can copy, modify, and distribute it | | |
11 | | under the terms of the GNU Affero General Public License | | |
12 | | Version 3, 19 November 2007 and the CiviCRM Licensing Exception. | | |
13 | | | | |
14 | | CiviCRM is distributed in the hope that it will be useful, but | | |
15 | | WITHOUT ANY WARRANTY; without even the implied warranty of | | |
16 | | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. | | |
17 | | See the GNU Affero General Public License for more details. | | |
18 | | | | |
19 | | You should have received a copy of the GNU Affero General Public | | |
20 | | License and the CiviCRM Licensing Exception along | | |
21 | | with this program; if not, contact CiviCRM LLC | | |
22 | | at info[AT]civicrm[DOT]org. If you have questions about the | | |
23 | | GNU Affero General Public License or the licensing of CiviCRM, | | |
24 | | see the CiviCRM license FAQ at http://civicrm.org/licensing | | |
25 | +--------------------------------------------------------------------+ | |
26 | */ | |
27 | ||
28 | /** | |
29 | * | |
30 | * @package CRM | |
31 | * @copyright CiviCRM LLC (c) 2004-2013 | |
32 | * $Id$ | |
33 | * | |
34 | */ | |
35 | ||
36 | /** | |
37 | * Fix for bug CRM-392. Not sure if this is the best fix or it will impact | |
38 | * other similar PEAR packages. doubt it | |
39 | */ | |
40 | if (!class_exists('Smarty')) { | |
41 | require_once 'Smarty/Smarty.class.php'; | |
42 | } | |
43 | ||
44 | /** | |
45 | * | |
46 | */ | |
47 | class CRM_Core_Smarty extends Smarty { | |
48 | CONST | |
49 | // use print.tpl and bypass the CMS. Civi prints a valid html file | |
50 | PRINT_PAGE = 1, | |
51 | // this and all the below bypasses the CMS html surronding it and assumes we will embed this within other pages | |
52 | PRINT_SNIPPET = 2, | |
53 | // sends the generated html to the chosen pdf engine | |
54 | PRINT_PDF = 3, | |
55 | // this options also skips the enclosing form html and does not | |
56 | // generate any of the hidden fields, most notably qfKey | |
57 | // this is typically used in ajax scripts to embed form snippets based on user choices | |
58 | PRINT_NOFORM = 4, | |
59 | // this prints a complete form and also generates a qfKey, can we replace this with | |
60 | // snippet = 2?? Does the constant _NOFFORM do anything? | |
61 | PRINT_QFKEY = 5, | |
62 | // this sends the output back in json | |
63 | PRINT_JSON = 6; | |
64 | ||
65 | /** | |
66 | * We only need one instance of this object. So we use the singleton | |
67 | * pattern and cache the instance in this variable | |
68 | * | |
69 | * @var object | |
70 | * @static | |
71 | */ | |
72 | static private $_singleton = NULL; | |
73 | ||
74 | /** | |
75 | * class constructor | |
76 | * | |
77 | * @return CRM_Core_Smarty | |
78 | * @access private | |
79 | */ | |
80 | private function __construct() { | |
81 | parent::__construct(); | |
82 | } | |
83 | ||
84 | private function initialize( ) { | |
85 | $config = CRM_Core_Config::singleton(); | |
86 | ||
87 | if (isset($config->customTemplateDir) && $config->customTemplateDir) { | |
88 | $this->template_dir = array_merge(array($config->customTemplateDir), | |
89 | $config->templateDir | |
90 | ); | |
91 | } | |
92 | else { | |
93 | $this->template_dir = $config->templateDir; | |
94 | } | |
95 | $this->compile_dir = $config->templateCompileDir; | |
96 | ||
97 | // check and ensure it is writable | |
98 | // else we sometime suppress errors quietly and this results | |
99 | // in blank emails etc | |
100 | if (!is_writable($this->compile_dir)) { | |
101 | echo "CiviCRM does not have permission to write temp files in {$this->compile_dir}, Exiting"; | |
102 | exit(); | |
103 | } | |
104 | ||
105 | //Check for safe mode CRM-2207 | |
106 | if (ini_get('safe_mode')) { | |
107 | $this->use_sub_dirs = FALSE; | |
108 | } | |
109 | else { | |
110 | $this->use_sub_dirs = TRUE; | |
111 | } | |
112 | ||
113 | $customPluginsDir = NULL; | |
114 | if (isset($config->customPHPPathDir)) { | |
115 | $customPluginsDir = | |
116 | $config->customPHPPathDir . DIRECTORY_SEPARATOR . | |
117 | 'CRM' . DIRECTORY_SEPARATOR . | |
118 | 'Core' . DIRECTORY_SEPARATOR . | |
119 | 'Smarty' . DIRECTORY_SEPARATOR . | |
120 | 'plugins' . DIRECTORY_SEPARATOR; | |
121 | if (!file_exists($customPluginsDir)) { | |
122 | $customPluginsDir = NULL; | |
123 | } | |
124 | } | |
125 | ||
126 | if ($customPluginsDir) { | |
127 | $this->plugins_dir = array($customPluginsDir, $config->smartyDir . 'plugins', $config->pluginsDir); | |
128 | } | |
129 | else { | |
130 | $this->plugins_dir = array($config->smartyDir . 'plugins', $config->pluginsDir); | |
131 | } | |
132 | ||
133 | // add the session and the config here | |
134 | $session = CRM_Core_Session::singleton(); | |
135 | ||
136 | $this->assign_by_ref('config', $config); | |
137 | $this->assign_by_ref('session', $session); | |
138 | ||
139 | // check default editor and assign to template | |
140 | $defaultWysiwygEditor = $session->get('defaultWysiwygEditor'); | |
141 | if (!$defaultWysiwygEditor && !CRM_Core_Config::isUpgradeMode()) { | |
142 | $defaultWysiwygEditor = CRM_Core_BAO_Setting::getItem(CRM_Core_BAO_Setting::SYSTEM_PREFERENCES_NAME, | |
143 | 'editor_id' | |
144 | ); | |
145 | // For logged-in users, store it in session to reduce db calls | |
146 | if ($session->get('userID')) { | |
147 | $session->set('defaultWysiwygEditor', $defaultWysiwygEditor); | |
148 | } | |
149 | } | |
150 | ||
151 | $this->assign('defaultWysiwygEditor', $defaultWysiwygEditor); | |
152 | ||
153 | global $tsLocale; | |
154 | $this->assign('tsLocale', $tsLocale); | |
155 | ||
156 | // CRM-7163 hack: we don’t display langSwitch on upgrades anyway | |
157 | if (!CRM_Core_Config::isUpgradeMode()) { | |
158 | $this->assign('langSwitch', CRM_Core_I18n::languages(TRUE)); | |
159 | } | |
160 | ||
161 | $this->register_function('crmURL', array('CRM_Utils_System', 'crmURL')); | |
162 | } | |
163 | ||
164 | /** | |
165 | * Static instance provider. | |
166 | * | |
167 | * Method providing static instance of SmartTemplate, as | |
168 | * in Singleton pattern. | |
169 | */ | |
170 | static function &singleton() { | |
171 | if (!isset(self::$_singleton)) { | |
172 | self::$_singleton = new CRM_Core_Smarty( ); | |
173 | self::$_singleton->initialize( ); | |
174 | ||
175 | self::registerStringResource(); | |
176 | } | |
177 | return self::$_singleton; | |
178 | } | |
179 | ||
180 | /** | |
181 | * executes & returns or displays the template results | |
182 | * | |
183 | * @param string $resource_name | |
184 | * @param string $cache_id | |
185 | * @param string $compile_id | |
186 | * @param boolean $display | |
187 | */ | |
188 | function fetch($resource_name, $cache_id = NULL, $compile_id = NULL, $display = FALSE) { | |
189 | return parent::fetch($resource_name, $cache_id, $compile_id, $display); | |
190 | } | |
191 | ||
192 | function appendValue($name, $value) { | |
193 | $currentValue = $this->get_template_vars($name); | |
194 | if (!$currentValue) { | |
195 | $this->assign($name, $value); | |
196 | } | |
197 | else { | |
198 | if (strpos($currentValue, $value) === FALSE) { | |
199 | $this->assign($name, $currentValue . $value); | |
200 | } | |
201 | } | |
202 | } | |
203 | ||
204 | function clearTemplateVars() { | |
205 | foreach (array_keys($this->_tpl_vars) as $key) { | |
206 | if ($key == 'config' || $key == 'session') { | |
207 | continue; | |
208 | } | |
209 | unset($this->_tpl_vars[$key]); | |
210 | } | |
211 | } | |
212 | ||
213 | static function registerStringResource() { | |
214 | require_once 'CRM/Core/Smarty/resources/String.php'; | |
215 | civicrm_smarty_register_string_resource(); | |
216 | } | |
217 | ||
218 | function addTemplateDir($path) { | |
219 | if ( is_array( $this->template_dir ) ) { | |
220 | array_unshift( $this->template_dir, $path ); | |
221 | } else { | |
222 | $this->template_dir = array( $path, $this->template_dir ); | |
223 | } | |
224 | ||
225 | } | |
226 | } | |
227 |