function Smarty_Compiler::_compile_section_start in Quiz 6.5

Same name and namespace in other branches

1. 6.6 includes/moodle/lib/smarty/Smarty_Compiler.class.php \Smarty_Compiler::_compile_section_start()

Compile {section ...} tag

Parameters

string $tag_args:

Return value

string

1 call to Smarty_Compiler::_compile_section_start()

Smarty_Compiler::_compile_tag in includes/moodle/lib/smarty/Smarty_Compiler.class.php

Compile a template tag

File

includes/moodle/lib/smarty/Smarty_Compiler.class.php, line 1037

Class

Smarty_Compiler

Template compiling class @package Smarty

Code

function _compile_section_start($tag_args) {
  $attrs = $this
    ->_parse_attrs($tag_args);
  $arg_list = array();
  $output = '<?php ';
  $section_name = $attrs['name'];
  if (empty($section_name)) {
    $this
      ->_syntax_error("missing section name", E_USER_ERROR, __FILE__, __LINE__);
  }
  $output .= "unset(\$this->_sections[{$section_name}]);\n";
  $section_props = "\$this->_sections[{$section_name}]";
  foreach ($attrs as $attr_name => $attr_value) {
    switch ($attr_name) {
      case 'loop':
        $output .= "{$section_props}['loop'] = is_array(\$_loop={$attr_value}) ? count(\$_loop) : max(0, (int)\$_loop); unset(\$_loop);\n";
        break;
      case 'show':
        if (is_bool($attr_value)) {
          $show_attr_value = $attr_value ? 'true' : 'false';
        }
        else {
          $show_attr_value = "(bool){$attr_value}";
        }
        $output .= "{$section_props}['show'] = {$show_attr_value};\n";
        break;
      case 'name':
        $output .= "{$section_props}['{$attr_name}'] = {$attr_value};\n";
        break;
      case 'max':
      case 'start':
        $output .= "{$section_props}['{$attr_name}'] = (int){$attr_value};\n";
        break;
      case 'step':
        $output .= "{$section_props}['{$attr_name}'] = ((int){$attr_value}) == 0 ? 1 : (int){$attr_value};\n";
        break;
      default:
        $this
          ->_syntax_error("unknown section attribute - '{$attr_name}'", E_USER_ERROR, __FILE__, __LINE__);
        break;
    }
  }
  if (!isset($attrs['show'])) {
    $output .= "{$section_props}['show'] = true;\n";
  }
  if (!isset($attrs['loop'])) {
    $output .= "{$section_props}['loop'] = 1;\n";
  }
  if (!isset($attrs['max'])) {
    $output .= "{$section_props}['max'] = {$section_props}['loop'];\n";
  }
  else {
    $output .= "if ({$section_props}['max'] < 0)\n" . "    {$section_props}['max'] = {$section_props}['loop'];\n";
  }
  if (!isset($attrs['step'])) {
    $output .= "{$section_props}['step'] = 1;\n";
  }
  if (!isset($attrs['start'])) {
    $output .= "{$section_props}['start'] = {$section_props}['step'] > 0 ? 0 : {$section_props}['loop']-1;\n";
  }
  else {
    $output .= "if ({$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";
  }
  $output .= "if ({$section_props}['show']) {\n";
  if (!isset($attrs['start']) && !isset($attrs['step']) && !isset($attrs['max'])) {
    $output .= "    {$section_props}['total'] = {$section_props}['loop'];\n";
  }
  else {
    $output .= "    {$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";
  }
  $output .= "    if ({$section_props}['total'] == 0)\n" . "        {$section_props}['show'] = false;\n" . "} else\n" . "    {$section_props}['total'] = 0;\n";
  $output .= "if ({$section_props}['show']):\n";
  $output .= "\n            for ({$section_props}['index'] = {$section_props}['start'], {$section_props}['iteration'] = 1;\n                 {$section_props}['iteration'] <= {$section_props}['total'];\n                 {$section_props}['index'] += {$section_props}['step'], {$section_props}['iteration']++):\n";
  $output .= "{$section_props}['rownum'] = {$section_props}['iteration'];\n";
  $output .= "{$section_props}['index_prev'] = {$section_props}['index'] - {$section_props}['step'];\n";
  $output .= "{$section_props}['index_next'] = {$section_props}['index'] + {$section_props}['step'];\n";
  $output .= "{$section_props}['first']      = ({$section_props}['iteration'] == 1);\n";
  $output .= "{$section_props}['last']       = ({$section_props}['iteration'] == {$section_props}['total']);\n";
  $output .= "?>";
  return $output;
}