[345] | 1 | <?php |
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| 2 | /** |
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| 3 | * Smarty Internal Plugin Smarty Template Base |
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| 4 | * |
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| 5 | * This file contains the basic shared methodes for template handling |
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| 6 | * |
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| 7 | * @package Smarty |
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| 8 | * @subpackage Template |
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| 9 | * @author Uwe Tews |
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| 10 | */ |
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| 11 | |
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| 12 | /** |
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| 13 | * Class with shared template methodes |
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| 14 | * |
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| 15 | * @package Smarty |
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| 16 | * @subpackage Template |
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| 17 | */ |
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| 18 | abstract class Smarty_Internal_TemplateBase extends Smarty_Internal_Data { |
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| 19 | |
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| 20 | /** |
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| 21 | * fetches a rendered Smarty template |
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| 22 | * |
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| 23 | * @param string $template the resource handle of the template file or template object |
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| 24 | * @param mixed $cache_id cache id to be used with this template |
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| 25 | * @param mixed $compile_id compile id to be used with this template |
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| 26 | * @param object $parent next higher level of Smarty variables |
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| 27 | * @param bool $display true: display, false: fetch |
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| 28 | * @param bool $merge_tpl_vars if true parent template variables merged in to local scope |
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| 29 | * @param bool $no_output_filter if true do not run output filter |
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| 30 | * @return string rendered template output |
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| 31 | */ |
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| 32 | public function fetch($template = null, $cache_id = null, $compile_id = null, $parent = null, $display = false, $merge_tpl_vars = true, $no_output_filter = false) |
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| 33 | { |
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| 34 | if ($template === null && $this instanceof $this->template_class) { |
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| 35 | $template = $this; |
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| 36 | } |
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| 37 | if (!empty($cache_id) && is_object($cache_id)) { |
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| 38 | $parent = $cache_id; |
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| 39 | $cache_id = null; |
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| 40 | } |
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| 41 | if ($parent === null && ($this instanceof Smarty || is_string($template))) { |
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| 42 | $parent = $this; |
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| 43 | } |
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| 44 | // create template object if necessary |
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| 45 | $_template = ($template instanceof $this->template_class) |
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| 46 | ? $template |
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| 47 | : $this->smarty->createTemplate($template, $cache_id, $compile_id, $parent, false); |
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| 48 | // if called by Smarty object make sure we use current caching status |
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| 49 | if ($this instanceof Smarty) { |
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| 50 | $_template->caching = $this->caching; |
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| 51 | } |
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| 52 | // merge all variable scopes into template |
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| 53 | if ($merge_tpl_vars) { |
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| 54 | // save local variables |
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| 55 | $save_tpl_vars = $_template->tpl_vars; |
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| 56 | $save_config_vars = $_template->config_vars; |
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| 57 | $ptr_array = array($_template); |
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| 58 | $ptr = $_template; |
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| 59 | while (isset($ptr->parent)) { |
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| 60 | $ptr_array[] = $ptr = $ptr->parent; |
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| 61 | } |
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| 62 | $ptr_array = array_reverse($ptr_array); |
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| 63 | $parent_ptr = reset($ptr_array); |
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| 64 | $tpl_vars = $parent_ptr->tpl_vars; |
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| 65 | $config_vars = $parent_ptr->config_vars; |
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| 66 | while ($parent_ptr = next($ptr_array)) { |
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| 67 | if (!empty($parent_ptr->tpl_vars)) { |
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| 68 | $tpl_vars = array_merge($tpl_vars, $parent_ptr->tpl_vars); |
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| 69 | } |
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| 70 | if (!empty($parent_ptr->config_vars)) { |
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| 71 | $config_vars = array_merge($config_vars, $parent_ptr->config_vars); |
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| 72 | } |
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| 73 | } |
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| 74 | if (!empty(Smarty::$global_tpl_vars)) { |
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| 75 | $tpl_vars = array_merge(Smarty::$global_tpl_vars, $tpl_vars); |
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| 76 | } |
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| 77 | $_template->tpl_vars = $tpl_vars; |
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| 78 | $_template->config_vars = $config_vars; |
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| 79 | } |
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| 80 | // dummy local smarty variable |
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| 81 | if (!isset($_template->tpl_vars['smarty'])) { |
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| 82 | $_template->tpl_vars['smarty'] = new Smarty_Variable; |
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| 83 | } |
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| 84 | if (isset($this->smarty->error_reporting)) { |
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| 85 | $_smarty_old_error_level = error_reporting($this->smarty->error_reporting); |
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| 86 | } |
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| 87 | // check URL debugging control |
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| 88 | if (!$this->smarty->debugging && $this->smarty->debugging_ctrl == 'URL') { |
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| 89 | if (isset($_SERVER['QUERY_STRING'])) { |
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| 90 | $_query_string = $_SERVER['QUERY_STRING']; |
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| 91 | } else { |
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| 92 | $_query_string = ''; |
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| 93 | } |
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| 94 | if (false !== strpos($_query_string, $this->smarty->smarty_debug_id)) { |
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| 95 | if (false !== strpos($_query_string, $this->smarty->smarty_debug_id . '=on')) { |
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| 96 | // enable debugging for this browser session |
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| 97 | setcookie('SMARTY_DEBUG', true); |
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| 98 | $this->smarty->debugging = true; |
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| 99 | } elseif (false !== strpos($_query_string, $this->smarty->smarty_debug_id . '=off')) { |
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| 100 | // disable debugging for this browser session |
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| 101 | setcookie('SMARTY_DEBUG', false); |
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| 102 | $this->smarty->debugging = false; |
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| 103 | } else { |
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| 104 | // enable debugging for this page |
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| 105 | $this->smarty->debugging = true; |
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| 106 | } |
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| 107 | } else { |
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| 108 | if (isset($_COOKIE['SMARTY_DEBUG'])) { |
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| 109 | $this->smarty->debugging = true; |
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| 110 | } |
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| 111 | } |
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| 112 | } |
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| 113 | // must reset merge template date |
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| 114 | $_template->smarty->merged_templates_func = array(); |
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| 115 | // get rendered template |
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| 116 | // disable caching for evaluated code |
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| 117 | if ($_template->source->recompiled) { |
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| 118 | $_template->caching = false; |
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| 119 | } |
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| 120 | // checks if template exists |
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| 121 | if (!$_template->source->exists) { |
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| 122 | if ($_template->parent instanceof Smarty_Internal_Template) { |
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| 123 | $parent_resource = " in '{$_template->parent->template_resource}'"; |
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| 124 | } else { |
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| 125 | $parent_resource = ''; |
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| 126 | } |
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| 127 | throw new SmartyException("Unable to load template {$_template->source->type} '{$_template->source->name}'{$parent_resource}"); |
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| 128 | } |
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| 129 | // read from cache or render |
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| 130 | if (!($_template->caching == Smarty::CACHING_LIFETIME_CURRENT || $_template->caching == Smarty::CACHING_LIFETIME_SAVED) || !$_template->cached->valid) { |
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| 131 | // render template (not loaded and not in cache) |
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| 132 | if (!$_template->source->uncompiled) { |
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| 133 | $_smarty_tpl = $_template; |
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| 134 | if ($_template->source->recompiled) { |
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| 135 | if ($this->smarty->debugging) { |
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| 136 | Smarty_Internal_Debug::start_compile($_template); |
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| 137 | } |
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| 138 | $code = $_template->compiler->compileTemplate($_template); |
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| 139 | if ($this->smarty->debugging) { |
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| 140 | Smarty_Internal_Debug::end_compile($_template); |
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| 141 | } |
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| 142 | if ($this->smarty->debugging) { |
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| 143 | Smarty_Internal_Debug::start_render($_template); |
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| 144 | } |
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| 145 | try { |
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| 146 | ob_start(); |
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| 147 | eval("?>" . $code); |
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| 148 | unset($code); |
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| 149 | } catch (Exception $e) { |
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| 150 | ob_get_clean(); |
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| 151 | throw $e; |
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| 152 | } |
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| 153 | } else { |
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| 154 | if (!$_template->compiled->exists || ($_template->smarty->force_compile && !$_template->compiled->isCompiled)) { |
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| 155 | $_template->compileTemplateSource(); |
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| 156 | } |
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| 157 | if ($this->smarty->debugging) { |
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| 158 | Smarty_Internal_Debug::start_render($_template); |
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| 159 | } |
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| 160 | if (!$_template->compiled->loaded) { |
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| 161 | include($_template->compiled->filepath); |
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| 162 | if ($_template->mustCompile) { |
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| 163 | // recompile and load again |
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| 164 | $_template->compileTemplateSource(); |
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| 165 | include($_template->compiled->filepath); |
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| 166 | } |
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| 167 | $_template->compiled->loaded = true; |
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| 168 | } else { |
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| 169 | $_template->decodeProperties($_template->compiled->_properties, false); |
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| 170 | } |
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| 171 | try { |
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| 172 | ob_start(); |
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| 173 | if (empty($_template->properties['unifunc']) || !is_callable($_template->properties['unifunc'])) { |
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| 174 | throw new SmartyException("Invalid compiled template for '{$_template->template_resource}'"); |
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| 175 | } |
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| 176 | array_unshift($_template->_capture_stack,array()); |
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| 177 | // |
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| 178 | // render compiled template |
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| 179 | // |
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| 180 | $_template->properties['unifunc']($_template); |
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| 181 | // any unclosed {capture} tags ? |
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| 182 | if (isset($_template->_capture_stack[0][0])) { |
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| 183 | $_template->capture_error(); |
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| 184 | } |
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| 185 | array_shift($_template->_capture_stack); |
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| 186 | } catch (Exception $e) { |
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| 187 | ob_get_clean(); |
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| 188 | throw $e; |
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| 189 | } |
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| 190 | } |
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| 191 | } else { |
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| 192 | if ($_template->source->uncompiled) { |
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| 193 | if ($this->smarty->debugging) { |
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| 194 | Smarty_Internal_Debug::start_render($_template); |
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| 195 | } |
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| 196 | try { |
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| 197 | ob_start(); |
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| 198 | $_template->source->renderUncompiled($_template); |
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| 199 | } catch (Exception $e) { |
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| 200 | ob_get_clean(); |
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| 201 | throw $e; |
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| 202 | } |
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| 203 | } else { |
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| 204 | throw new SmartyException("Resource '$_template->source->type' must have 'renderUncompiled' method"); |
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| 205 | } |
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| 206 | } |
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| 207 | $_output = ob_get_clean(); |
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| 208 | if (!$_template->source->recompiled && empty($_template->properties['file_dependency'][$_template->source->uid])) { |
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| 209 | $_template->properties['file_dependency'][$_template->source->uid] = array($_template->source->filepath, $_template->source->timestamp, $_template->source->type); |
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| 210 | } |
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| 211 | if ($_template->parent instanceof Smarty_Internal_Template) { |
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| 212 | $_template->parent->properties['file_dependency'] = array_merge($_template->parent->properties['file_dependency'], $_template->properties['file_dependency']); |
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| 213 | foreach ($_template->required_plugins as $code => $tmp1) { |
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| 214 | foreach ($tmp1 as $name => $tmp) { |
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| 215 | foreach ($tmp as $type => $data) { |
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| 216 | $_template->parent->required_plugins[$code][$name][$type] = $data; |
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| 217 | } |
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| 218 | } |
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| 219 | } |
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| 220 | } |
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| 221 | if ($this->smarty->debugging) { |
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| 222 | Smarty_Internal_Debug::end_render($_template); |
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| 223 | } |
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| 224 | // write to cache when nessecary |
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| 225 | if (!$_template->source->recompiled && ($_template->caching == Smarty::CACHING_LIFETIME_SAVED || $_template->caching == Smarty::CACHING_LIFETIME_CURRENT)) { |
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| 226 | if ($this->smarty->debugging) { |
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| 227 | Smarty_Internal_Debug::start_cache($_template); |
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| 228 | } |
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| 229 | $_template->properties['has_nocache_code'] = false; |
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| 230 | // get text between non-cached items |
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| 231 | $cache_split = preg_split("!/\*%%SmartyNocache:{$_template->properties['nocache_hash']}%%\*\/(.+?)/\*/%%SmartyNocache:{$_template->properties['nocache_hash']}%%\*/!s", $_output); |
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| 232 | // get non-cached items |
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| 233 | preg_match_all("!/\*%%SmartyNocache:{$_template->properties['nocache_hash']}%%\*\/(.+?)/\*/%%SmartyNocache:{$_template->properties['nocache_hash']}%%\*/!s", $_output, $cache_parts); |
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| 234 | $output = ''; |
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| 235 | // loop over items, stitch back together |
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| 236 | foreach ($cache_split as $curr_idx => $curr_split) { |
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| 237 | // escape PHP tags in template content |
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| 238 | $output .= preg_replace('/(<%|%>|<\?php|<\?|\?>)/', '<?php echo \'$1\'; ?>', $curr_split); |
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| 239 | if (isset($cache_parts[0][$curr_idx])) { |
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| 240 | $_template->properties['has_nocache_code'] = true; |
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| 241 | // remove nocache tags from cache output |
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| 242 | $output .= preg_replace("!/\*/?%%SmartyNocache:{$_template->properties['nocache_hash']}%%\*/!", '', $cache_parts[0][$curr_idx]); |
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| 243 | } |
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| 244 | } |
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| 245 | if (!$no_output_filter && (isset($this->smarty->autoload_filters['output']) || isset($this->smarty->registered_filters['output']))) { |
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| 246 | $output = Smarty_Internal_Filter_Handler::runFilter('output', $output, $_template); |
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| 247 | } |
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| 248 | // rendering (must be done before writing cache file because of {function} nocache handling) |
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| 249 | $_smarty_tpl = $_template; |
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| 250 | try { |
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| 251 | ob_start(); |
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| 252 | eval("?>" . $output); |
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| 253 | $_output = ob_get_clean(); |
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| 254 | } catch (Exception $e) { |
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| 255 | ob_get_clean(); |
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| 256 | throw $e; |
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| 257 | } |
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| 258 | // write cache file content |
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| 259 | $_template->writeCachedContent($output); |
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| 260 | if ($this->smarty->debugging) { |
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| 261 | Smarty_Internal_Debug::end_cache($_template); |
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| 262 | } |
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| 263 | } else { |
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| 264 | // var_dump('renderTemplate', $_template->has_nocache_code, $_template->template_resource, $_template->properties['nocache_hash'], $_template->parent->properties['nocache_hash'], $_output); |
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| 265 | if (!empty($_template->properties['nocache_hash']) && !empty($_template->parent->properties['nocache_hash'])) { |
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| 266 | // replace nocache_hash |
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| 267 | $_output = preg_replace("/{$_template->properties['nocache_hash']}/", $_template->parent->properties['nocache_hash'], $_output); |
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| 268 | $_template->parent->has_nocache_code = $_template->parent->has_nocache_code || $_template->has_nocache_code; |
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| 269 | } |
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| 270 | } |
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| 271 | } else { |
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| 272 | if ($this->smarty->debugging) { |
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| 273 | Smarty_Internal_Debug::start_cache($_template); |
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| 274 | } |
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| 275 | try { |
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| 276 | ob_start(); |
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| 277 | array_unshift($_template->_capture_stack,array()); |
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| 278 | // |
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| 279 | // render cached template |
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| 280 | // |
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| 281 | $_template->properties['unifunc']($_template); |
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| 282 | // any unclosed {capture} tags ? |
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| 283 | if (isset($_template->_capture_stack[0][0])) { |
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| 284 | $_template->capture_error(); |
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| 285 | } |
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| 286 | array_shift($_template->_capture_stack); |
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| 287 | $_output = ob_get_clean(); |
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| 288 | } catch (Exception $e) { |
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| 289 | ob_get_clean(); |
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| 290 | throw $e; |
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| 291 | } |
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| 292 | if ($this->smarty->debugging) { |
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| 293 | Smarty_Internal_Debug::end_cache($_template); |
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| 294 | } |
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| 295 | } |
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| 296 | if ((!$this->caching || $_template->source->recompiled) && !$no_output_filter && (isset($this->smarty->autoload_filters['output']) || isset($this->smarty->registered_filters['output']))) { |
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| 297 | $_output = Smarty_Internal_Filter_Handler::runFilter('output', $_output, $_template); |
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| 298 | } |
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| 299 | if (isset($this->error_reporting)) { |
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| 300 | error_reporting($_smarty_old_error_level); |
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| 301 | } |
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| 302 | // display or fetch |
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| 303 | if ($display) { |
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| 304 | if ($this->caching && $this->cache_modified_check) { |
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| 305 | $_isCached = $_template->isCached() && !$_template->has_nocache_code; |
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| 306 | $_last_modified_date = @substr($_SERVER['HTTP_IF_MODIFIED_SINCE'], 0, strpos($_SERVER['HTTP_IF_MODIFIED_SINCE'], 'GMT') + 3); |
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| 307 | if ($_isCached && $_template->cached->timestamp <= strtotime($_last_modified_date)) { |
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| 308 | switch (PHP_SAPI) { |
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| 309 | case 'cgi': // php-cgi < 5.3 |
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| 310 | case 'cgi-fcgi': // php-cgi >= 5.3 |
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| 311 | case 'fpm-fcgi': // php-fpm >= 5.3.3 |
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| 312 | header('Status: 304 Not Modified'); |
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| 313 | break; |
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| 314 | |
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| 315 | case 'cli': |
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| 316 | if (/* ^phpunit */!empty($_SERVER['SMARTY_PHPUNIT_DISABLE_HEADERS'])/* phpunit$ */) { |
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| 317 | $_SERVER['SMARTY_PHPUNIT_HEADERS'][] = '304 Not Modified'; |
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| 318 | } |
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| 319 | break; |
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| 320 | |
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| 321 | default: |
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| 322 | header('HTTP/1.1 304 Not Modified'); |
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| 323 | break; |
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| 324 | } |
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| 325 | } else { |
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| 326 | switch (PHP_SAPI) { |
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| 327 | case 'cli': |
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| 328 | if (/* ^phpunit */!empty($_SERVER['SMARTY_PHPUNIT_DISABLE_HEADERS'])/* phpunit$ */) { |
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| 329 | $_SERVER['SMARTY_PHPUNIT_HEADERS'][] = 'Last-Modified: ' . gmdate('D, d M Y H:i:s', $_template->cached->timestamp) . ' GMT'; |
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| 330 | } |
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| 331 | break; |
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| 332 | |
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| 333 | default: |
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| 334 | header('Last-Modified: ' . gmdate('D, d M Y H:i:s', $_template->cached->timestamp) . ' GMT'); |
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| 335 | break; |
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| 336 | } |
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| 337 | echo $_output; |
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| 338 | } |
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| 339 | } else { |
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| 340 | echo $_output; |
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| 341 | } |
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| 342 | // debug output |
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| 343 | if ($this->smarty->debugging) { |
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| 344 | Smarty_Internal_Debug::display_debug($this); |
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| 345 | } |
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| 346 | if ($merge_tpl_vars) { |
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| 347 | // restore local variables |
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| 348 | $_template->tpl_vars = $save_tpl_vars; |
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| 349 | $_template->config_vars = $save_config_vars; |
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| 350 | } |
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| 351 | return; |
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| 352 | } else { |
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| 353 | if ($merge_tpl_vars) { |
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| 354 | // restore local variables |
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| 355 | $_template->tpl_vars = $save_tpl_vars; |
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| 356 | $_template->config_vars = $save_config_vars; |
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| 357 | } |
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| 358 | // return fetched content |
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| 359 | return $_output; |
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| 360 | } |
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| 361 | } |
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| 362 | |
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| 363 | /** |
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| 364 | * displays a Smarty template |
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| 365 | * |
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| 366 | * @param string $template the resource handle of the template file or template object |
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| 367 | * @param mixed $cache_id cache id to be used with this template |
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| 368 | * @param mixed $compile_id compile id to be used with this template |
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| 369 | * @param object $parent next higher level of Smarty variables |
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| 370 | */ |
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| 371 | public function display($template = null, $cache_id = null, $compile_id = null, $parent = null) |
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| 372 | { |
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| 373 | // display template |
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| 374 | $this->fetch($template, $cache_id, $compile_id, $parent, true); |
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| 375 | } |
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| 376 | |
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| 377 | /** |
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| 378 | * test if cache is valid |
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| 379 | * |
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| 380 | * @param string|object $template the resource handle of the template file or template object |
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| 381 | * @param mixed $cache_id cache id to be used with this template |
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| 382 | * @param mixed $compile_id compile id to be used with this template |
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| 383 | * @param object $parent next higher level of Smarty variables |
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| 384 | * @return boolean cache status |
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| 385 | */ |
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| 386 | public function isCached($template = null, $cache_id = null, $compile_id = null, $parent = null) |
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| 387 | { |
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| 388 | if ($template === null && $this instanceof $this->template_class) { |
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| 389 | return $this->cached->valid; |
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| 390 | } |
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| 391 | if (!($template instanceof $this->template_class)) { |
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| 392 | if ($parent === null) { |
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| 393 | $parent = $this; |
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| 394 | } |
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| 395 | $template = $this->smarty->createTemplate($template, $cache_id, $compile_id, $parent, false); |
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| 396 | } |
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| 397 | // return cache status of template |
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| 398 | return $template->cached->valid; |
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| 399 | } |
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| 400 | |
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| 401 | /** |
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| 402 | * creates a data object |
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| 403 | * |
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| 404 | * @param object $parent next higher level of Smarty variables |
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| 405 | * @returns Smarty_Data data object |
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| 406 | */ |
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| 407 | public function createData($parent = null) |
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| 408 | { |
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| 409 | return new Smarty_Data($parent, $this); |
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| 410 | } |
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| 411 | |
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| 412 | /** |
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| 413 | * Registers plugin to be used in templates |
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| 414 | * |
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| 415 | * @param string $type plugin type |
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| 416 | * @param string $tag name of template tag |
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| 417 | * @param callback $callback PHP callback to register |
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| 418 | * @param boolean $cacheable if true (default) this fuction is cachable |
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| 419 | * @param array $cache_attr caching attributes if any |
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| 420 | * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining |
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| 421 | * @throws SmartyException when the plugin tag is invalid |
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| 422 | */ |
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| 423 | public function registerPlugin($type, $tag, $callback, $cacheable = true, $cache_attr = null) |
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| 424 | { |
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| 425 | if (isset($this->smarty->registered_plugins[$type][$tag])) { |
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| 426 | throw new SmartyException("Plugin tag \"{$tag}\" already registered"); |
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| 427 | } elseif (!is_callable($callback)) { |
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| 428 | throw new SmartyException("Plugin \"{$tag}\" not callable"); |
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| 429 | } else { |
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| 430 | $this->smarty->registered_plugins[$type][$tag] = array($callback, (bool) $cacheable, (array) $cache_attr); |
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| 431 | } |
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| 432 | |
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| 433 | return $this; |
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| 434 | } |
---|
| 435 | |
---|
| 436 | /** |
---|
| 437 | * Unregister Plugin |
---|
| 438 | * |
---|
| 439 | * @param string $type of plugin |
---|
| 440 | * @param string $tag name of plugin |
---|
| 441 | * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining |
---|
| 442 | */ |
---|
| 443 | public function unregisterPlugin($type, $tag) |
---|
| 444 | { |
---|
| 445 | if (isset($this->smarty->registered_plugins[$type][$tag])) { |
---|
| 446 | unset($this->smarty->registered_plugins[$type][$tag]); |
---|
| 447 | } |
---|
| 448 | |
---|
| 449 | return $this; |
---|
| 450 | } |
---|
| 451 | |
---|
| 452 | /** |
---|
| 453 | * Registers a resource to fetch a template |
---|
| 454 | * |
---|
| 455 | * @param string $type name of resource type |
---|
| 456 | * @param Smarty_Resource|array $callback or instance of Smarty_Resource, or array of callbacks to handle resource (deprecated) |
---|
| 457 | * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining |
---|
| 458 | */ |
---|
| 459 | public function registerResource($type, $callback) |
---|
| 460 | { |
---|
| 461 | $this->smarty->registered_resources[$type] = $callback instanceof Smarty_Resource ? $callback : array($callback, false); |
---|
| 462 | return $this; |
---|
| 463 | } |
---|
| 464 | |
---|
| 465 | /** |
---|
| 466 | * Unregisters a resource |
---|
| 467 | * |
---|
| 468 | * @param string $type name of resource type |
---|
| 469 | * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining |
---|
| 470 | */ |
---|
| 471 | public function unregisterResource($type) |
---|
| 472 | { |
---|
| 473 | if (isset($this->smarty->registered_resources[$type])) { |
---|
| 474 | unset($this->smarty->registered_resources[$type]); |
---|
| 475 | } |
---|
| 476 | |
---|
| 477 | return $this; |
---|
| 478 | } |
---|
| 479 | |
---|
| 480 | /** |
---|
| 481 | * Registers a cache resource to cache a template's output |
---|
| 482 | * |
---|
| 483 | * @param string $type name of cache resource type |
---|
| 484 | * @param Smarty_CacheResource $callback instance of Smarty_CacheResource to handle output caching |
---|
| 485 | * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining |
---|
| 486 | */ |
---|
| 487 | public function registerCacheResource($type, Smarty_CacheResource $callback) |
---|
| 488 | { |
---|
| 489 | $this->smarty->registered_cache_resources[$type] = $callback; |
---|
| 490 | return $this; |
---|
| 491 | } |
---|
| 492 | |
---|
| 493 | /** |
---|
| 494 | * Unregisters a cache resource |
---|
| 495 | * |
---|
| 496 | * @param string $type name of cache resource type |
---|
| 497 | * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining |
---|
| 498 | */ |
---|
| 499 | public function unregisterCacheResource($type) |
---|
| 500 | { |
---|
| 501 | if (isset($this->smarty->registered_cache_resources[$type])) { |
---|
| 502 | unset($this->smarty->registered_cache_resources[$type]); |
---|
| 503 | } |
---|
| 504 | |
---|
| 505 | return $this; |
---|
| 506 | } |
---|
| 507 | |
---|
| 508 | /** |
---|
| 509 | * Registers object to be used in templates |
---|
| 510 | * |
---|
| 511 | * @param string $object name of template object |
---|
| 512 | * @param object $object_impl the referenced PHP object to register |
---|
| 513 | * @param array $allowed list of allowed methods (empty = all) |
---|
| 514 | * @param boolean $smarty_args smarty argument format, else traditional |
---|
| 515 | * @param array $block_methods list of block-methods |
---|
| 516 | * @param array $block_functs list of methods that are block format |
---|
| 517 | * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining |
---|
| 518 | * @throws SmartyException if any of the methods in $allowed or $block_methods are invalid |
---|
| 519 | */ |
---|
| 520 | public function registerObject($object_name, $object_impl, $allowed = array(), $smarty_args = true, $block_methods = array()) |
---|
| 521 | { |
---|
| 522 | // test if allowed methodes callable |
---|
| 523 | if (!empty($allowed)) { |
---|
| 524 | foreach ((array) $allowed as $method) { |
---|
| 525 | if (!is_callable(array($object_impl, $method))) { |
---|
| 526 | throw new SmartyException("Undefined method '$method' in registered object"); |
---|
| 527 | } |
---|
| 528 | } |
---|
| 529 | } |
---|
| 530 | // test if block methodes callable |
---|
| 531 | if (!empty($block_methods)) { |
---|
| 532 | foreach ((array) $block_methods as $method) { |
---|
| 533 | if (!is_callable(array($object_impl, $method))) { |
---|
| 534 | throw new SmartyException("Undefined method '$method' in registered object"); |
---|
| 535 | } |
---|
| 536 | } |
---|
| 537 | } |
---|
| 538 | // register the object |
---|
| 539 | $this->smarty->registered_objects[$object_name] = |
---|
| 540 | array($object_impl, (array) $allowed, (boolean) $smarty_args, (array) $block_methods); |
---|
| 541 | return $this; |
---|
| 542 | } |
---|
| 543 | |
---|
| 544 | /** |
---|
| 545 | * return a reference to a registered object |
---|
| 546 | * |
---|
| 547 | * @param string $name object name |
---|
| 548 | * @return object |
---|
| 549 | * @throws SmartyException if no such object is found |
---|
| 550 | */ |
---|
| 551 | public function getRegisteredObject($name) |
---|
| 552 | { |
---|
| 553 | if (!isset($this->smarty->registered_objects[$name])) { |
---|
| 554 | throw new SmartyException("'$name' is not a registered object"); |
---|
| 555 | } |
---|
| 556 | if (!is_object($this->smarty->registered_objects[$name][0])) { |
---|
| 557 | throw new SmartyException("registered '$name' is not an object"); |
---|
| 558 | } |
---|
| 559 | return $this->smarty->registered_objects[$name][0]; |
---|
| 560 | } |
---|
| 561 | |
---|
| 562 | /** |
---|
| 563 | * unregister an object |
---|
| 564 | * |
---|
| 565 | * @param string $name object name |
---|
| 566 | * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining |
---|
| 567 | */ |
---|
| 568 | public function unregisterObject($name) |
---|
| 569 | { |
---|
| 570 | if (isset($this->smarty->registered_objects[$name])) { |
---|
| 571 | unset($this->smarty->registered_objects[$name]); |
---|
| 572 | } |
---|
| 573 | |
---|
| 574 | return $this; |
---|
| 575 | } |
---|
| 576 | |
---|
| 577 | /** |
---|
| 578 | * Registers static classes to be used in templates |
---|
| 579 | * |
---|
| 580 | * @param string $class name of template class |
---|
| 581 | * @param string $class_impl the referenced PHP class to register |
---|
| 582 | * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining |
---|
| 583 | * @throws SmartyException if $class_impl does not refer to an existing class |
---|
| 584 | */ |
---|
| 585 | public function registerClass($class_name, $class_impl) |
---|
| 586 | { |
---|
| 587 | // test if exists |
---|
| 588 | if (!class_exists($class_impl)) { |
---|
| 589 | throw new SmartyException("Undefined class '$class_impl' in register template class"); |
---|
| 590 | } |
---|
| 591 | // register the class |
---|
| 592 | $this->smarty->registered_classes[$class_name] = $class_impl; |
---|
| 593 | return $this; |
---|
| 594 | } |
---|
| 595 | |
---|
| 596 | /** |
---|
| 597 | * Registers a default plugin handler |
---|
| 598 | * |
---|
| 599 | * @param callable $callback class/method name |
---|
| 600 | * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining |
---|
| 601 | * @throws SmartyException if $callback is not callable |
---|
| 602 | */ |
---|
| 603 | public function registerDefaultPluginHandler($callback) |
---|
| 604 | { |
---|
| 605 | if (is_callable($callback)) { |
---|
| 606 | $this->smarty->default_plugin_handler_func = $callback; |
---|
| 607 | } else { |
---|
| 608 | throw new SmartyException("Default plugin handler '$callback' not callable"); |
---|
| 609 | } |
---|
| 610 | |
---|
| 611 | return $this; |
---|
| 612 | } |
---|
| 613 | |
---|
| 614 | /** |
---|
| 615 | * Registers a default template handler |
---|
| 616 | * |
---|
| 617 | * @param callable $callback class/method name |
---|
| 618 | * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining |
---|
| 619 | * @throws SmartyException if $callback is not callable |
---|
| 620 | */ |
---|
| 621 | public function registerDefaultTemplateHandler($callback) |
---|
| 622 | { |
---|
| 623 | if (is_callable($callback)) { |
---|
| 624 | $this->smarty->default_template_handler_func = $callback; |
---|
| 625 | } else { |
---|
| 626 | throw new SmartyException("Default template handler '$callback' not callable"); |
---|
| 627 | } |
---|
| 628 | |
---|
| 629 | return $this; |
---|
| 630 | } |
---|
| 631 | |
---|
| 632 | /** |
---|
| 633 | * Registers a default template handler |
---|
| 634 | * |
---|
| 635 | * @param callable $callback class/method name |
---|
| 636 | * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining |
---|
| 637 | * @throws SmartyException if $callback is not callable |
---|
| 638 | */ |
---|
| 639 | public function registerDefaultConfigHandler($callback) |
---|
| 640 | { |
---|
| 641 | if (is_callable($callback)) { |
---|
| 642 | $this->smarty->default_config_handler_func = $callback; |
---|
| 643 | } else { |
---|
| 644 | throw new SmartyException("Default config handler '$callback' not callable"); |
---|
| 645 | } |
---|
| 646 | |
---|
| 647 | return $this; |
---|
| 648 | } |
---|
| 649 | |
---|
| 650 | /** |
---|
| 651 | * Registers a filter function |
---|
| 652 | * |
---|
| 653 | * @param string $type filter type |
---|
| 654 | * @param callback $callback |
---|
| 655 | * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining |
---|
| 656 | */ |
---|
| 657 | public function registerFilter($type, $callback) |
---|
| 658 | { |
---|
| 659 | $this->smarty->registered_filters[$type][$this->_get_filter_name($callback)] = $callback; |
---|
| 660 | return $this; |
---|
| 661 | } |
---|
| 662 | |
---|
| 663 | /** |
---|
| 664 | * Unregisters a filter function |
---|
| 665 | * |
---|
| 666 | * @param string $type filter type |
---|
| 667 | * @param callback $callback |
---|
| 668 | * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining |
---|
| 669 | */ |
---|
| 670 | public function unregisterFilter($type, $callback) |
---|
| 671 | { |
---|
| 672 | $name = $this->_get_filter_name($callback); |
---|
| 673 | if (isset($this->smarty->registered_filters[$type][$name])) { |
---|
| 674 | unset($this->smarty->registered_filters[$type][$name]); |
---|
| 675 | } |
---|
| 676 | |
---|
| 677 | return $this; |
---|
| 678 | } |
---|
| 679 | |
---|
| 680 | /** |
---|
| 681 | * Return internal filter name |
---|
| 682 | * |
---|
| 683 | * @param callback $function_name |
---|
| 684 | * @return string internal filter name |
---|
| 685 | */ |
---|
| 686 | public function _get_filter_name($function_name) |
---|
| 687 | { |
---|
| 688 | if (is_array($function_name)) { |
---|
| 689 | $_class_name = (is_object($function_name[0]) ? |
---|
| 690 | get_class($function_name[0]) : $function_name[0]); |
---|
| 691 | return $_class_name . '_' . $function_name[1]; |
---|
| 692 | } else { |
---|
| 693 | return $function_name; |
---|
| 694 | } |
---|
| 695 | } |
---|
| 696 | |
---|
| 697 | /** |
---|
| 698 | * load a filter of specified type and name |
---|
| 699 | * |
---|
| 700 | * @param string $type filter type |
---|
| 701 | * @param string $name filter name |
---|
| 702 | * @throws SmartyException if filter could not be loaded |
---|
| 703 | */ |
---|
| 704 | public function loadFilter($type, $name) |
---|
| 705 | { |
---|
| 706 | $_plugin = "smarty_{$type}filter_{$name}"; |
---|
| 707 | $_filter_name = $_plugin; |
---|
| 708 | if ($this->smarty->loadPlugin($_plugin)) { |
---|
| 709 | if (class_exists($_plugin, false)) { |
---|
| 710 | $_plugin = array($_plugin, 'execute'); |
---|
| 711 | } |
---|
| 712 | if (is_callable($_plugin)) { |
---|
| 713 | $this->smarty->registered_filters[$type][$_filter_name] = $_plugin; |
---|
| 714 | return true; |
---|
| 715 | } |
---|
| 716 | } |
---|
| 717 | throw new SmartyException("{$type}filter \"{$name}\" not callable"); |
---|
| 718 | } |
---|
| 719 | |
---|
| 720 | /** |
---|
| 721 | * unload a filter of specified type and name |
---|
| 722 | * |
---|
| 723 | * @param string $type filter type |
---|
| 724 | * @param string $name filter name |
---|
| 725 | * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining |
---|
| 726 | */ |
---|
| 727 | public function unloadFilter($type, $name) |
---|
| 728 | { |
---|
| 729 | $_filter_name = "smarty_{$type}filter_{$name}"; |
---|
| 730 | if (isset($this->smarty->registered_filters[$type][$_filter_name])) { |
---|
| 731 | unset ($this->smarty->registered_filters[$type][$_filter_name]); |
---|
| 732 | } |
---|
| 733 | |
---|
| 734 | return $this; |
---|
| 735 | } |
---|
| 736 | |
---|
| 737 | /** |
---|
| 738 | * preg_replace callback to convert camelcase getter/setter to underscore property names |
---|
| 739 | * |
---|
| 740 | * @param string $match match string |
---|
| 741 | * @return string replacemant |
---|
| 742 | */ |
---|
| 743 | private function replaceCamelcase($match) { |
---|
| 744 | return "_" . strtolower($match[1]); |
---|
| 745 | } |
---|
| 746 | |
---|
| 747 | /** |
---|
| 748 | * Handle unknown class methods |
---|
| 749 | * |
---|
| 750 | * @param string $name unknown method-name |
---|
| 751 | * @param array $args argument array |
---|
| 752 | */ |
---|
| 753 | public function __call($name, $args) |
---|
| 754 | { |
---|
| 755 | static $_prefixes = array('set' => true, 'get' => true); |
---|
| 756 | static $_resolved_property_name = array(); |
---|
| 757 | static $_resolved_property_source = array(); |
---|
| 758 | |
---|
| 759 | // method of Smarty object? |
---|
| 760 | if (method_exists($this->smarty, $name)) { |
---|
| 761 | return call_user_func_array(array($this->smarty, $name), $args); |
---|
| 762 | } |
---|
| 763 | // see if this is a set/get for a property |
---|
| 764 | $first3 = strtolower(substr($name, 0, 3)); |
---|
| 765 | if (isset($_prefixes[$first3]) && isset($name[3]) && $name[3] !== '_') { |
---|
| 766 | if (isset($_resolved_property_name[$name])) { |
---|
| 767 | $property_name = $_resolved_property_name[$name]; |
---|
| 768 | } else { |
---|
| 769 | // try to keep case correct for future PHP 6.0 case-sensitive class methods |
---|
| 770 | // lcfirst() not available < PHP 5.3.0, so improvise |
---|
| 771 | $property_name = strtolower(substr($name, 3, 1)) . substr($name, 4); |
---|
| 772 | // convert camel case to underscored name |
---|
| 773 | $property_name = preg_replace_callback('/([A-Z])/', array($this,'replaceCamelcase'), $property_name); |
---|
| 774 | $_resolved_property_name[$name] = $property_name; |
---|
| 775 | } |
---|
| 776 | if (isset($_resolved_property_source[$property_name])) { |
---|
| 777 | $_is_this = $_resolved_property_source[$property_name]; |
---|
| 778 | } else { |
---|
| 779 | $_is_this = null; |
---|
| 780 | if (property_exists($this, $property_name)) { |
---|
| 781 | $_is_this = true; |
---|
| 782 | } else if (property_exists($this->smarty, $property_name)) { |
---|
| 783 | $_is_this = false; |
---|
| 784 | } |
---|
| 785 | $_resolved_property_source[$property_name] = $_is_this; |
---|
| 786 | } |
---|
| 787 | if ($_is_this) { |
---|
| 788 | if ($first3 == 'get') |
---|
| 789 | return $this->$property_name; |
---|
| 790 | else |
---|
| 791 | return $this->$property_name = $args[0]; |
---|
| 792 | } else if ($_is_this === false) { |
---|
| 793 | if ($first3 == 'get') |
---|
| 794 | return $this->smarty->$property_name; |
---|
| 795 | else |
---|
| 796 | return $this->smarty->$property_name = $args[0]; |
---|
| 797 | } else { |
---|
| 798 | throw new SmartyException("property '$property_name' does not exist."); |
---|
| 799 | return false; |
---|
| 800 | } |
---|
| 801 | } |
---|
| 802 | if ($name == 'Smarty') { |
---|
| 803 | throw new SmartyException("PHP5 requires you to call __construct() instead of Smarty()"); |
---|
| 804 | } |
---|
| 805 | // must be unknown |
---|
| 806 | throw new SmartyException("Call of unknown method '$name'."); |
---|
| 807 | } |
---|
| 808 | |
---|
| 809 | } |
---|
| 810 | |
---|
| 811 | ?> |
---|