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   1  <?php
   2  
   3  /**
   4   * Smarty Internal Plugin Compile Insert
   5   *
   6   * Compiles the {insert} tag
   7   *
   8   * @package Smarty
   9   * @subpackage Compiler
  10   * @author Uwe Tews
  11   */
  12  
  13  /**
  14   * Smarty Internal Plugin Compile Insert Class
  15   *
  16   * @package Smarty
  17   * @subpackage Compiler
  18   */
  19  class Smarty_Internal_Compile_Insert extends Smarty_Internal_CompileBase {
  20  
  21      /**
  22       * Attribute definition: Overwrites base class.
  23       *
  24       * @var array
  25       * @see Smarty_Internal_CompileBase
  26       */
  27      public $required_attributes = array('name');
  28      /**
  29       * Attribute definition: Overwrites base class.
  30       *
  31       * @var array
  32       * @see Smarty_Internal_CompileBase
  33       */
  34      public $shorttag_order = array('name');
  35      /**
  36       * Attribute definition: Overwrites base class.
  37       *
  38       * @var array
  39       * @see Smarty_Internal_CompileBase
  40       */
  41      public $optional_attributes = array('_any');
  42  
  43      /**
  44       * Compiles code for the {insert} tag
  45       *
  46       * @param array  $args     array with attributes from parser
  47       * @param object $compiler compiler object
  48       * @return string compiled code
  49       */
  50      public function compile($args, $compiler)
  51      {
  52          // check and get attributes
  53          $_attr = $this->getAttributes($compiler, $args);
  54          // never compile as nocache code
  55          $compiler->suppressNocacheProcessing = true;
  56          $compiler->tag_nocache = true;
  57          $_smarty_tpl = $compiler->template;
  58          $_name = null;
  59          $_script = null;
  60  
  61          $_output = '<?php ';
  62          // save posible attributes
  63          eval('$_name = ' . $_attr['name'] . ';');
  64          if (isset($_attr['assign'])) {
  65              // output will be stored in a smarty variable instead of being displayed
  66              $_assign = $_attr['assign'];
  67              // create variable to make shure that the compiler knows about its nocache status
  68              $compiler->template->tpl_vars[trim($_attr['assign'], "'")] = new Smarty_Variable(null, true);
  69          }
  70          if (isset($_attr['script'])) {
  71              // script which must be included
  72              $_function = "smarty_insert_{$_name}";
  73              $_smarty_tpl = $compiler->template;
  74              $_filepath = false;
  75              eval('$_script = ' . $_attr['script'] . ';');
  76              if (!isset($compiler->smarty->security_policy) && file_exists($_script)) {
  77                  $_filepath = $_script;
  78              } else {
  79                  if (isset($compiler->smarty->security_policy)) {
  80                      $_dir = $compiler->smarty->security_policy->trusted_dir;
  81                  } else {
  82                      $_dir = $compiler->smarty->trusted_dir;
  83                  }
  84                  if (!empty($_dir)) {
  85                      foreach((array)$_dir as $_script_dir) {
  86                          $_script_dir = rtrim($_script_dir, '/\\') . DS;
  87                          if (file_exists($_script_dir . $_script)) {
  88                              $_filepath = $_script_dir . $_script;
  89                              break;
  90                          }
  91                      }
  92                  }
  93              }
  94              if ($_filepath == false) {
  95                  $compiler->trigger_template_error("{insert} missing script file '{$_script}'", $compiler->lex->taglineno);
  96              }
  97              // code for script file loading
  98              $_output .= "require_once '{$_filepath}' ;";
  99              require_once $_filepath;
 100              if (!is_callable($_function)) {
 101                  $compiler->trigger_template_error(" {insert} function '{$_function}' is not callable in script file '{$_script}'", $compiler->lex->taglineno);
 102              }
 103          } else {
 104              $_filepath = 'null';
 105              $_function = "insert_{$_name}";
 106              // function in PHP script ?
 107              if (!is_callable($_function)) {
 108                  // try plugin
 109                  if (!$_function = $compiler->getPlugin($_name, 'insert')) {
 110                      $compiler->trigger_template_error("{insert} no function or plugin found for '{$_name}'", $compiler->lex->taglineno);
 111                  }
 112              }
 113          }
 114          // delete {insert} standard attributes
 115          unset($_attr['name'], $_attr['assign'], $_attr['script'], $_attr['nocache']);
 116          // convert attributes into parameter array string
 117          $_paramsArray = array();
 118          foreach ($_attr as $_key => $_value) {
 119              $_paramsArray[] = "'$_key' => $_value";
 120          }
 121          $_params = 'array(' . implode(", ", $_paramsArray) . ')';
 122          // call insert
 123          if (isset($_assign)) {
 124              if ($_smarty_tpl->caching) {
 125                  $_output .= "echo Smarty_Internal_Nocache_Insert::compile ('{$_function}',{$_params}, \$_smarty_tpl, '{$_filepath}',{$_assign});?>";
 126              } else {
 127                  $_output .= "\$_smarty_tpl->assign({$_assign} , {$_function} ({$_params},\$_smarty_tpl), true);?>";
 128              }
 129          } else {
 130              $compiler->has_output = true;
 131              if ($_smarty_tpl->caching) {
 132                  $_output .= "echo Smarty_Internal_Nocache_Insert::compile ('{$_function}',{$_params}, \$_smarty_tpl, '{$_filepath}');?>";
 133              } else {
 134                  $_output .= "echo {$_function}({$_params},\$_smarty_tpl);?>";
 135              }
 136          }
 137          return $_output;
 138      }
 139  
 140  }
 141  
 142  ?>