library/smarty/libs/sysplugins/smarty_internal_compile_private_print_expression.php
changeset 0 4869aea77e21
new file mode 100644
--- /dev/null
+++ b/library/smarty/libs/sysplugins/smarty_internal_compile_private_print_expression.php
@@ -0,0 +1,148 @@
+<?php
+/**
+ * Smarty Internal Plugin Compile Print Expression
+ * Compiles any tag which will output an expression or variable
+ *
+ * @package    Smarty
+ * @subpackage Compiler
+ * @author     Uwe Tews
+ */
+
+/**
+ * Smarty Internal Plugin Compile Print Expression Class
+ *
+ * @package    Smarty
+ * @subpackage Compiler
+ */
+class Smarty_Internal_Compile_Private_Print_Expression extends Smarty_Internal_CompileBase {
+    /**
+     * Attribute definition: Overwrites base class.
+     *
+     * @var array
+     * @see Smarty_Internal_CompileBase
+     */
+    public $optional_attributes = array('assign');
+    /**
+     * Attribute definition: Overwrites base class.
+     *
+     * @var array
+     * @see Smarty_Internal_CompileBase
+     */
+    public $option_flags = array('nocache', 'nofilter');
+
+    /**
+     * Compiles code for generating output from any expression
+     *
+     * @param array $args array with attributes from parser
+     * @param object $compiler compiler object
+     * @param array $parameter array with compilation parameter
+     *
+     * @throws SmartyException
+     * @return string compiled code
+     */
+    public function compile($args, $compiler, $parameter) {
+        // check and get attributes
+        $_attr = $this->getAttributes($compiler, $args);
+        // nocache option
+        if ($_attr['nocache'] === true) {
+            $compiler->tag_nocache = true;
+        }
+        if (isset($_attr['assign'])) {
+            // assign output to variable
+            $output = "<?php \$_smarty_tpl->assign({$_attr['assign']},{$parameter['value']});?>";
+        } else {
+            // display value
+            $output = $parameter['value'];
+            // tag modifier
+            if (!empty($parameter['modifierlist'])) {
+                $output = $compiler->compileTag('private_modifier', array(), array('modifierlist' => $parameter['modifierlist'], 'value' => $output));
+            }
+            if (!$_attr['nofilter']) {
+                // default modifier
+                if (!empty($compiler->smarty->default_modifiers)) {
+                    if (empty($compiler->default_modifier_list)) {
+                        $modifierlist = array();
+                        foreach ($compiler->smarty->default_modifiers as $key => $single_default_modifier) {
+                            preg_match_all('/(\'[^\'\\\\]*(?:\\\\.[^\'\\\\]*)*\'|"[^"\\\\]*(?:\\\\.[^"\\\\]*)*"|:|[^:]+)/', $single_default_modifier, $mod_array);
+                            for ($i = 0, $count = count($mod_array[0]); $i < $count; $i++) {
+                                if ($mod_array[0][$i] != ':') {
+                                    $modifierlist[$key][] = $mod_array[0][$i];
+                                }
+                            }
+                        }
+                        $compiler->default_modifier_list = $modifierlist;
+                    }
+                    $output = $compiler->compileTag('private_modifier', array(), array('modifierlist' => $compiler->default_modifier_list, 'value' => $output));
+                }
+                // autoescape html
+                if ($compiler->template->smarty->escape_html) {
+                    $output = "htmlspecialchars({$output}, ENT_QUOTES, '" . addslashes(Smarty::$_CHARSET) . "')";
+                }
+                // loop over registered filters
+                if (!empty($compiler->template->smarty->registered_filters[Smarty::FILTER_VARIABLE])) {
+                    foreach ($compiler->template->smarty->registered_filters[Smarty::FILTER_VARIABLE] as $key => $function) {
+                        if (!is_array($function)) {
+                            $output = "{$function}({$output},\$_smarty_tpl)";
+                        } elseif (is_object($function[0])) {
+                            $output = "\$_smarty_tpl->smarty->registered_filters[Smarty::FILTER_VARIABLE]['{$key}'][0]->{$function[1]}({$output},\$_smarty_tpl)";
+                        } else {
+                            $output = "{$function[0]}::{$function[1]}({$output},\$_smarty_tpl)";
+                        }
+                    }
+                }
+                // auto loaded filters
+                if (isset($compiler->smarty->autoload_filters[Smarty::FILTER_VARIABLE])) {
+                    foreach ((array)$compiler->template->smarty->autoload_filters[Smarty::FILTER_VARIABLE] as $name) {
+                        $result = $this->compile_output_filter($compiler, $name, $output);
+                        if ($result !== false) {
+                            $output = $result;
+                        } else {
+                            // not found, throw exception
+                            throw new SmartyException("Unable to load filter '{$name}'");
+                        }
+                    }
+                }
+                if (isset($compiler->template->variable_filters)) {
+                    foreach ($compiler->template->variable_filters as $filter) {
+                        if (count($filter) == 1 && ($result = $this->compile_output_filter($compiler, $filter[0], $output)) !== false) {
+                            $output = $result;
+                        } else {
+                            $output = $compiler->compileTag('private_modifier', array(), array('modifierlist' => array($filter), 'value' => $output));
+                        }
+                    }
+                }
+            }
+
+            $compiler->has_output = true;
+            $output = "<?php echo {$output};?>";
+        }
+
+        return $output;
+    }
+
+    /**
+     * @param object $compiler compiler object
+     * @param string $name name of variable filter
+     * @param string $output embedded output
+     *
+     * @return string
+     */
+    private function compile_output_filter($compiler, $name, $output) {
+        $plugin_name = "smarty_variablefilter_{$name}";
+        $path = $compiler->smarty->loadPlugin($plugin_name, false);
+        if ($path) {
+            if ($compiler->template->caching) {
+                $compiler->template->required_plugins['nocache'][$name][Smarty::FILTER_VARIABLE]['file'] = $path;
+                $compiler->template->required_plugins['nocache'][$name][Smarty::FILTER_VARIABLE]['function'] = $plugin_name;
+            } else {
+                $compiler->template->required_plugins['compiled'][$name][Smarty::FILTER_VARIABLE]['file'] = $path;
+                $compiler->template->required_plugins['compiled'][$name][Smarty::FILTER_VARIABLE]['function'] = $plugin_name;
+            }
+        } else {
+            // not found
+            return false;
+        }
+
+        return "{$plugin_name}({$output},\$_smarty_tpl)";
+    }
+}