WEB-INF/lib/smarty/sysplugins/smarty_internal_compile_section.php

   1 <?php
   2 /**
   3  * Smarty Internal Plugin Compile Section
   4  *
   5  * Compiles the {section} {sectionelse} {/section} tags
   6  *
   7  * @package Smarty
   8  * @subpackage Compiler
   9  * @author Uwe Tews
  10  */
  11
  12 /**
  13  * Smarty Internal Plugin Compile Section Class
  14  */
  15 class Smarty_Internal_Compile_Section extends Smarty_Internal_CompileBase {
  16         // attribute definitions
  17     public $required_attributes = array('name', 'loop');
  18         public $shorttag_order = array('name', 'loop');
  19     public $optional_attributes = array('start', 'step', 'max', 'show');
  20
  21     /**
  22      * Compiles code for the {section} tag
  23      *
  24      * @param array $args array with attributes from parser
  25      * @param object $compiler compiler object
  26      * @return string compiled code
  27      */
  28     public function compile($args, $compiler)
  29     {
  30         $this->compiler = $compiler;
  31         // check and get attributes
  32         $_attr = $this->_get_attributes($args);
  33
  34         $this->_open_tag('section', array('section',$this->compiler->nocache));
  35         // maybe nocache because of nocache variables
  36         $this->compiler->nocache = $this->compiler->nocache | $this->compiler->tag_nocache;
  37
  38         $output = "<?php ";
  39
  40         $section_name = $_attr['name'];
  41
  42         $output .= "unset(\$_smarty_tpl->tpl_vars['smarty']->value['section'][$section_name]);\n";
  43         $section_props = "\$_smarty_tpl->tpl_vars['smarty']->value['section'][$section_name]";
  44
  45         foreach ($_attr as $attr_name => $attr_value) {
  46             switch ($attr_name) {
  47                 case 'loop':
  48                     $output .= "{$section_props}['loop'] = is_array(\$_loop=$attr_value) ? count(\$_loop) : max(0, (int)\$_loop); unset(\$_loop);\n";
  49                     break;
  50
  51                 case 'show':
  52                     if (is_bool($attr_value))
  53                         $show_attr_value = $attr_value ? 'true' : 'false';
  54                     else
  55                         $show_attr_value = "(bool)$attr_value";
  56                     $output .= "{$section_props}['show'] = $show_attr_value;\n";
  57                     break;
  58
  59                 case 'name':
  60                     $output .= "{$section_props}['$attr_name'] = $attr_value;\n";
  61                     break;
  62
  63                 case 'max':
  64                 case 'start':
  65                     $output .= "{$section_props}['$attr_name'] = (int)$attr_value;\n";
  66                     break;
  67
  68                 case 'step':
  69                     $output .= "{$section_props}['$attr_name'] = ((int)$attr_value) == 0 ? 1 : (int)$attr_value;\n";
  70                     break;
  71             }
  72         }
  73
  74         if (!isset($_attr['show']))
  75             $output .= "{$section_props}['show'] = true;\n";
  76
  77         if (!isset($_attr['loop']))
  78             $output .= "{$section_props}['loop'] = 1;\n";
  79
  80         if (!isset($_attr['max']))
  81             $output .= "{$section_props}['max'] = {$section_props}['loop'];\n";
  82         else
  83             $output .= "if ({$section_props}['max'] < 0)\n" . "    {$section_props}['max'] = {$section_props}['loop'];\n";
  84
  85         if (!isset($_attr['step']))
  86             $output .= "{$section_props}['step'] = 1;\n";
  87
  88         if (!isset($_attr['start']))
  89             $output .= "{$section_props}['start'] = {$section_props}['step'] > 0 ? 0 : {$section_props}['loop']-1;\n";
  90         else {
  91             $output .= "if ({$section_props}['start'] < 0)\n" . "    {$section_props}['start'] = max({$section_props}['step'] > 0 ? 0 : -1, {$section_props}['loop'] + {$section_props}['start']);\n" . "else\n" . "    {$section_props}['start'] = min({$section_props}['start'], {$section_props}['step'] > 0 ? {$section_props}['loop'] : {$section_props}['loop']-1);\n";
  92         }
  93
  94         $output .= "if ({$section_props}['show']) {\n";
  95         if (!isset($_attr['start']) && !isset($_attr['step']) && !isset($_attr['max'])) {
  96             $output .= "    {$section_props}['total'] = {$section_props}['loop'];\n";
  97         } else {
  98             $output .= "    {$section_props}['total'] = min(ceil(({$section_props}['step'] > 0 ? {$section_props}['loop'] - {$section_props}['start'] : {$section_props}['start']+1)/abs({$section_props}['step'])), {$section_props}['max']);\n";
  99         }
 100         $output .= "    if ({$section_props}['total'] == 0)\n" . "        {$section_props}['show'] = false;\n" . "} else\n" . "    {$section_props}['total'] = 0;\n";
 101
 102         $output .= "if ({$section_props}['show']):\n";
 103         $output .= "
 104             for ({$section_props}['index'] = {$section_props}['start'], {$section_props}['iteration'] = 1;
 105                  {$section_props}['iteration'] <= {$section_props}['total'];
 106                  {$section_props}['index'] += {$section_props}['step'], {$section_props}['iteration']++):\n";
 107         $output .= "{$section_props}['rownum'] = {$section_props}['iteration'];\n";
 108         $output .= "{$section_props}['index_prev'] = {$section_props}['index'] - {$section_props}['step'];\n";
 109         $output .= "{$section_props}['index_next'] = {$section_props}['index'] + {$section_props}['step'];\n";
 110         $output .= "{$section_props}['first']      = ({$section_props}['iteration'] == 1);\n";
 111         $output .= "{$section_props}['last']       = ({$section_props}['iteration'] == {$section_props}['total']);\n";
 112
 113         $output .= "?>";
 114         return $output;
 115     }
 116 }
 117
 118 /**
 119 * Smarty Internal Plugin Compile Sectionelse Class
 120 */
 121 class Smarty_Internal_Compile_Sectionelse extends Smarty_Internal_CompileBase {
 122     /**
 123      * Compiles code for the {sectionelse} tag
 124      *
 125      * @param array $args array with attributes from parser
 126      * @param object $compiler compiler object
 127      * @return string compiled code
 128      */
 129     public function compile($args, $compiler)
 130     {
 131         $this->compiler = $compiler;
 132         // check and get attributes
 133         $_attr = $this->_get_attributes($args);
 134
 135         list($_open_tag, $nocache) = $this->_close_tag(array('section'));
 136         $this->_open_tag('sectionelse',array('sectionelse', $nocache));
 137
 138         return "<?php endfor; else: ?>";
 139     }
 140 }
 141
 142 /**
 143  * Smarty Internal Plugin Compile Sectionclose Class
 144  */
 145 class Smarty_Internal_Compile_Sectionclose extends Smarty_Internal_CompileBase {
 146     /**
 147      * Compiles code for the {/section} tag
 148      *
 149      * @param array $args array with attributes from parser
 150      * @param object $compiler compiler object
 151      * @return string compiled code
 152      */
 153     public function compile($args, $compiler)
 154     {
 155         $this->compiler = $compiler;
 156         // check and get attributes
 157         $_attr = $this->_get_attributes($args);
 158
 159         // must endblock be nocache?
 160         if ($this->compiler->nocache) {
 161                  $this->compiler->tag_nocache = true;
 162         }
 163
 164         list($_open_tag, $this->compiler->nocache) = $this->_close_tag(array('section', 'sectionelse'));
 165
 166         if ($_open_tag == 'sectionelse')
 167             return "<?php endif; ?>";
 168         else
 169             return "<?php endfor; endif; ?>";
 170     }
 171 }
 172
 173 ?>