auto_form_layout.inc

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<?php
abstract class AutoFormLayout
{    
     var $form;
 
     var $externalErrorBox = false; 
     
     function __construct($form)
     {
          $this->form = $form;
     }
     
     function getGroupClass($name, $collapsible, $collapsed, $additionalClass = "")
     {
          $class = $this->form->getGroupCSSClass($name);
          if ($additionalClass) $class = trim("{$additionalClass} $class");
          
          if ($collapsible)
          {
               $class = ($class) ? "{$class} collapsible" : "collapsible";
               $class .= $collapsed ? " collapsed" : " expanded";
          }
          
          if ($class)
          {
               $class = " class='$class'";
          }
          
          return $class;
     }
     
     abstract function startGroup($name, $collapsible = false, $collapsed = false);
     abstract function endGroup();
 
     abstract function startField($field, $renderer, $colspan = 1, $styles = "");
     abstract function endField($field, $renderer);
     
     abstract function printLabel($field, $renderer, $styles = "", $annotation = "");
     
     function getLabel($field, $renderer, $addSuffix = true)
     {
          $label = isset($renderer->label) ? $renderer->label : $this->form->prettifyFieldName($field);
          
          if ($renderer->parent->markRequiredFields &&
              $renderer->parent->isRequired($field))
          {
          $label .= "*";
         }
 
         $label .= $renderer->labelSuffix;
          
         if ($renderer->parent->onFormatLabel)
         {
          $fn = $renderer->parent->onFormatLabel;
          $label = $fn($renderer->parent, $field, $label);
         }
         
         return $label;
     }
     
     function getLabelID($field)
     {
          return "{$this->form->id}_{$field}_label";        
     }
     
     abstract function startUngrouped();
     abstract function endUngrouped();
     
     abstract function startButtonLine();
     abstract function endButtonLine();
     
     abstract function errorBox();
     abstract function requiredFields($text);
     
     static function create($type, $form)
     {
          switch($type)
          {
          case "mobile":
               return new MobileFormLayout($form);
 
          case "table_header":
               return new TableHeaderFormLayout($form);
               
          case "table_row":
               return new TableRowFormLayout($form);
          
          case "selectable_table_header":
               return new SelectableTableHeaderFormLayout($form);
               
          case "selectable_table_row":
               return new SelectableTableRowFormLayout($form);
               
               
          case "spreadsheet":
               return new SpreadsheetFormLayout($form);
               
          case "simple":
               return new SimpleFormLayout($form);
               
          case "table":
     
          default:
               return new TableBasedFormLayout($form);
          }
     }
     
     function finalizeLayout()
     {
     }
}
 
class TableBasedFormLayout extends AutoFormLayout
{
     function __construct($form)
     {
          parent::__construct($form);
     }
     
     function startGroup($name, $collapsible = false, $collapsed = false)
     {
          $class = $this->getGroupClass($name, $collapsible, $collapsed);
          
          $id = $this->form->id . "_" . codify($name) . "_group";
          
          echo "<fieldset id='$id'$class><legend>$name</legend>";
          
          $desc = $this->form->getGroupDescription($name, "start");
          if ($desc)
          {
               echo "<div id='{$id}_description' class='{$this->form->groupDescriptionCSS}'>{$desc}</div>";
          }
          $this->groupName = $name;
          $this->startUngrouped();
     }
     
     function endGroup()
     {
          $this->endUngrouped();
          
          $name = $this->groupName;
          
          $desc = $this->form->getGroupDescription($name, "end");
          if ($desc)
          {
               $id = $this->form->id . "_" . codify($name) . "_group";
               echo "<div id='{$id}_description' class='{$this->form->groupDescriptionCSS}'>{$desc}</div>";
          }
     
          unset($this->groupName);
          
          echo "</fieldset>";
     }
     
     function startField($field, $renderer, $colspan = 1, $styles = "")
     {
          if ($renderer->colspan > 1) $styles = "text-align: left;$styles";
          
          echo "<tr class='{$renderer->parent->id}_{$field}_field'>\n";
          
          $this->printLabel($field, $renderer, $styles, ($renderer->annotateBefore && $renderer->colspan > 1) ? "<br/>".$renderer->parent->annotations[$field] : "");
          
          if ($renderer->colspan > 1)
          {
               echo "</tr>\n";
               echo "<tr class='{$renderer->parent->id}_{$field}_field'>\n";
          }
          echo "<td colspan='{$renderer->colspan}'";
          if ($renderer->parent->valueCSS) echo " class='{$renderer->parent->valueCSS}'";
          echo ">";
          
          if ($renderer->parent->showAnnotations && $renderer->annotateBefore && $renderer->parent->annotations[$field] && $renderer->colspan == 1)
          {
               echo $renderer->parent->annotations[$field]."<br/>";
          }
     }
     
     function endField($field, $renderer)
     {
          if ($renderer->parent->showAnnotations && !$renderer->annotateBefore && $renderer->parent->annotations[$field])
          {
               if ($renderer->annotateNextLine)
               {
                    echo "<br/>"; 
               }
               else 
               {
                    echo "&nbsp;&nbsp;";
               }
               echo $renderer->parent->annotations[$field];
          }
          
          echo "</td>\n</tr>\n";
     }
     
     function printLabel($field, $renderer, $styles = "", $annotation = "")
     {         
          $colspan = $renderer->colspan;
          if ($renderer->hideLabel && $colspan > 1 && !$annotation) return;
          
          $label = $this->getLabel($field, $renderer);
          
          echo "<td colspan='$colspan'";
          if ($renderer->parent->labelCSS) echo " class='{$renderer->parent->labelCSS}'";
          if ($styles) echo " style='$styles'";
          echo ">";
          
          if (!$renderer->hideLabel) echo "<label id='".$this->getLabelID($field)."' for='$field'>$label</label> ";
          
          echo "$annotation</td>\n";
     }
 
     function startUngrouped()
     {
          echo "<table";
          if ($this->form->formCSS) echo " class='{$this->form->formCSS}'";
          if ($this->form->style) echo " style='{$this->form->style}'";
          echo ">\n";
     }
     
     function endUngrouped()
     {
          echo "</table>";
     }
     
     function startButtonLine()
     {
          echo "<tr>\n";
          echo " <td colspan='2' class='{$this->form->buttonLineCSS}' style='text-align: {$this->form->buttonAlignment}'><br/>";  
     }
     
     function endButtonLine()
     {
          echo "</td></tr>";
     }
     
     function errorBox()
     {
          echo "<tr>\n <td colspan='2' id='{$this->form->id}__error' class='error' style='display: ".($this->form->msg ? 'table-cell' : 'none')."'>{$this->form->msg}</td></tr>\n";
     }    
     
     function requiredFields($text)
     {
          echo "<tr>\n <td colspan='2'><span class='required_text'>{$text}</span></td></tr>\n";
     }
}
 
class UngroupedFormLayout extends TableBasedFormLayout
{
     function __construct($form)
     {
          parent::__construct($form);
     }
     
     function startGroup($name, $collapsible = false, $collapsed = false)
     {
          $this->startUngrouped();
     }
     
     function endGroup()
     {
          $this->endUngrouped();
     }    
}
 
class MobileUngroupedFormLayout extends MobileFormLayout
{
     function __construct($form)
     {
          parent::__construct($form);
     }
     
     function startGroup($name, $collapsible = false, $collapsed = false)
     {
          //$this->startUngrouped();
     }
     
     function endGroup()
     {
          //$this->endUngrouped();
     }
}
class TableHeaderFormLayout extends AutoFormLayout
{
     function __construct($form)
     {
          parent::__construct($form);
     }
 
     function startGroup($name, $collapsible = false, $collapsed = false)
     {
          $this->startUngrouped();
     }
 
     function endGroup()
     {
          $this->endUngrouped();
     }
 
          
     function startField($field, $renderer, $colspan = 1, $styles = "")
     {
          echo "<td ";
          if ($renderer->parent->valueCSS) echo " class='{$renderer->parent->valueCSS}'";
          echo ">";
 
          if ($renderer->annotateBefore && $renderer->parent->annotations[$field] && $renderer->colspan == 1)
          {
               echo $renderer->parent->annotations[$field]."<br/>";
          }
     }
 
     function endField($field, $renderer)
     {
          echo "</td>\n";
     }
 
     function requiredFields($text)
     {
          // empty - want displayed once at top not for every form in the spreadsheet
     }
 
     function printLabel($field, $renderer, $styles = "", $annotation = "")
     {
          //if ($renderer->hideLabel && $renderer->colspan > 1 && !$annotation) return;
 
          $label = $this->getLabel($field, $renderer);
 
          echo "<th ";
          if ($renderer->parent->labelCSS) echo " class='{$renderer->parent->labelCSS}'";
          if ($styles) echo " style='$styles'";
          echo ">";
 
          echo "<label id='".$this->getLabelID($field)."' for='$field'>$label</label> ";
 
          echo "$annotation</th>\n";
     }
 
     function getLabel($field, $renderer, $addSuffix = true)
     {
          $obj = $renderer->parent->getData();
           $label = isset($renderer->label) ? $renderer->label : $renderer->parent->prettifyFieldName($field);
 
          if ($renderer->parent->markRequiredFields &&
                    $renderer->parent->isRequired($field))
          {
          $label .= "*";
          }
 
          $label .= $renderer->labelSuffix;
 
          if ($renderer->parent->onFormatLabel)
          {
          $fn = $renderer->parent->onFormatLabel;
          $label = $fn($renderer->parent, $field, $label);
          }
       
          return $label;
     }
 
     function startUngrouped()
     {
          echo "<tr id='{$this->form->id}_container' class='{$this->form->containerClass}'>\n";
     }
 
     function endUngrouped()
     {
          echo "</tr>\n";
     }
 
     function startButtonLine()
     {
          // nothing to do
     }
 
     function endButtonLine()
     {
          // nothing to do
     }
 
     function errorBox()
     {
          echo "<tr>\n <td colspan='{$this->form->parent->colCount}' id='{$this->form->id}__error' class='error' style='display: ".($this->form->msg ? 'table-cell' : 'none')."'>{$this->form->msg}</td></tr>\n";
     }
}
 
 
class SelectableTableHeaderFormLayout extends TableHeaderFormLayout
{
     function __construct($form)
     {
          parent::__construct($form);
     }
 
     function startUngrouped()
     {
          echo "<tr id='{$this->form->id}_container' class='{$this->form->containerClass}'><th style='text-align: center'>&nbsp;</th>\n";
     }
 
}
 
 
 
class TableRowFormLayout extends AutoFormLayout
{
     var $externalErrorBox = true;
     
     function __construct($form)
     {
          parent::__construct($form);
     }
     
     function startGroup($name, $collapsible = false, $collapsed = false)
     {
          $this->startUngrouped();
     }
     
     function endGroup()
     {
          $this->endUngrouped();
     }
     
               
     function startField($field, $renderer, $colspan = 1, $styles = "")
     {
          echo "<td ";
          if ($renderer->parent->valueCSS) echo " class='{$renderer->parent->valueCSS}'";
          echo ">";
          
          if ($renderer->annotateBefore && $renderer->parent->annotations[$field] && $renderer->colspan == 1)
          {
               echo $renderer->parent->annotations[$field]."<br/>";
          }         
     }
     
     function endField($field, $renderer)
     {
          echo "</td>\n";
     }
     
     function requiredFields($text)
     {
          // empty - want displayed once at top not for every form in the spreadsheet
     }    
     
     function printLabel($field, $renderer, $styles = "", $annotation = "")
     {         
          // Nothing to do
     }
     
     function getLabel($field, $renderer, $addSuffix = true)
     {
          return "";
     }
     
     function startUngrouped()
     {
          echo "<tr id='{$this->form->id}_container' class='{$this->form->containerClass}'>\n";
     }
     
     function endUngrouped()
     {         
          echo "</tr>\n";
     }
     
     function startButtonLine()
     {
          // nothing to do
     }
     
     function endButtonLine()
     {
          // nothing to do
     }
     
     function errorBox()
     {
          echo "<tr>\n <td colspan='{$this->form->parent->colCount}' id='{$this->form->id}__error' class='error' style='display: ".($this->form->msg ? 'table-cell' : 'none')."'>{$this->form->msg}</td></tr>\n";
     }    
}
 
class SelectableTableRowFormLayout extends TableRowFormLayout
{
     function __construct($form)
     {
          parent::__construct($form);
     }
     
     function startUngrouped()
     {
          $selected = $this->form->isSelected ? " checked='checked'" : "";
          
          echo "<tr id='{$this->form->id}_container' class='{$this->form->containerClass}'><td style='text-align: center'><input type='checkbox' class='checkbox selector'$selected id='{$this->form->id}__selected' name='#selected' value='1'/></td>\n";
     }
     
}
 
class SpreadsheetFormLayout extends AutoFormLayout
{
     function __construct($form)
     {
          parent::__construct($form);
     }
     
     function startGroup($name, $collapsible = false, $collapsed = false)
     {
          $this->startUngrouped();
     }
     
     function endGroup()
     {
          $this->endUngrouped();
     }
     
     function startField($field, $renderer, $colspan = 1, $styles = "")
     {
          // nothing do to
     }
     
     function endField($field, $renderer)
     {
          // nothing do to
     }
     
     function requiredFields($text)
     {
          echo "<p><span class='required_text'>$text</span></p>";     
     }    
     
     function printLabel($field, $renderer, $styles = "", $annotation = "")
     {
          // nothing to do         
     }
     
     function getLabel($field, $renderer, $addSuffix = true)
     {
          return ""; // nothing to do
     }
     
     function startUngrouped()
     {
          echo "<table ";
          if ($this->form->formCSS) echo " class='{$this->form->formCSS}'";
          if ($this->form->style) echo " style='{$this->form->style}'";
          echo ">\n";
     }
     
     function endUngrouped()
     {
          echo "</table>";
     }
     
     function startButtonLine()
     {
          echo "<tr>\n";
          echo " <td colspan='{$this->form->colCount}' class='{$this->form->buttonLineCSS}' style='text-align: {$this->form->buttonAlignment}'><br/>";     
     }
     
     function endButtonLine()
     {
          echo "</td></tr>";
     }
     
     function errorBox()
     {
          echo "<div id='{$this->form->id}__error' class='error' style='display: ".($this->form->msg ? 'table-cell' : 'none')."'>{$this->form->msg}</div>\n";
     }
}
 
class MobileFormLayout extends AutoFormLayout
{
     function __construct($form)
     {
          parent::__construct($form);
     }
     
     function startGroup($name, $collapsible = false, $collapsed = false)
     {
          $class = $this->getGroupClass($name, $collapsible, $collapsed);
          
          $id = $this->form->id . "_" . codify($name) . "_group";
          
          echo "<fieldset id='$id'$class><legend>$name</legend>";
          
          $desc = $this->form->getGroupDescription($name, "start");
          if ($desc)
          {
               echo "<div id='{$id}_description' class='{$this->form->groupDescriptionCSS}'>{$desc}</div>";
          }
          $this->groupName = $name;
          
          $this->startUngrouped();
     }
     
     function endGroup()
     {
          $this->endUngrouped();
          $name = $this->groupName;
          
          $desc = $this->form->getGroupDescription($name, "end");
          if ($desc)
          {
               $id = $this->form->id . "_" . codify($name) . "_group";
               echo "<div id='{$id}_description' class='{$this->form->groupDescriptionCSS}'>{$desc}</div>";
          }
     
          unset($this->groupName); 
          echo "</fieldset>";
     }
     
     function startField($field, $renderer, $colspan = 1, $styles = "")
     {    
          echo "<div class='field {$renderer->parent->id}_{$field}_field'>\n";
          
          $this->printLabel($field, $renderer, $styles, $this->parent->annotations[$field]);
          
          if (!$renderer->hideLabel) echo "<br/>\n";
          
          if ($renderer->parent->showAnnotations && $renderer->annotateBefore && $renderer->parent->annotations[$field])
          {
               echo $renderer->parent->annotations[$field]."<br/>";
          }
     }
     
     function endField($field, $renderer)
     {
          if ($renderer->parent->showAnnotations && !$renderer->annotateBefore && $renderer->parent->annotations[$field])
          {
               if ($renderer->annotateNextLine)
               {
                    echo "<br/>"; 
               }
               else 
               {
                    echo "&nbsp;&nbsp;";
               }
               echo $renderer->parent->annotations[$field];
          }
          
          echo "</div>\n";
     }
     
     function printLabel($field, $renderer, $styles = "", $annotation = "")
     {         
          $colspan = $renderer->colspan;
          if ($renderer->hideLabel && !$annotation) return;
          
          $label = $this->getLabel($field, $renderer);
          
          if (!$renderer->hideLabel)
          {
               echo "<label id='".$this->getLabelID($field)."' for='$field'";
               if ($renderer->parent->labelCSS) echo " class='{$renderer->parent->labelCSS}'";
               if ($styles) echo " style='$styles'";
          
               echo ">$label</label> ";
          }
          
          echo "$annotation\n";
     }
 
     function startUngrouped()
     {
          echo "<div";
          if ($this->form->formCSS) echo " class='{$this->form->formCSS}'";
          if ($this->form->style) echo " style='{$this->form->style}'";
          echo ">\n";
     }
     
     function endUngrouped()
     {
          echo "</div>";
     }
     
     function startButtonLine()
     {
          echo " <div class='{$this->form->buttonLineCSS}' style='text-align: {$this->form->buttonAlignment}'><br/>";   
     }
     
     function endButtonLine()
     {
          echo "</div><br/>";
     }
     
     function errorBox()
     {
          echo "<div id='{$this->form->id}__error' class='error' style='display: ".($this->form->msg ? 'table-cell' : 'none')."'>{$this->form->msg}</div>\n";
     }    
     
     function requiredFields($text)
     {
          echo "<p class='required_text'>{$text}</p>\n";
     }
}
 
 
 
 
class SimpleFormLayout extends AutoFormLayout
{
     function __construct($form)
     {
          parent::__construct($form);
     }
     
     function startGroup($name, $collapsible = false, $collapsed = false)
     {
          $class = $this->getGroupClass($name, $collapsible, $collapsed);
          
          $id = $this->form->id . "_" . codify($name) . "_group";
          
          echo "<fieldset id='$id'$class><legend>$name</legend>";
 
          $desc = $this->form->getGroupDescription($name, "start");
          if ($desc)
          {
               echo "<div id='{$id}_description' class='{$this->form->groupDescriptionCSS}'>{$desc}</div>";
          }
          $this->groupName = $name;
          
          $this->startUngrouped();
     }
     
     function endGroup()
     {
          $this->endUngrouped();
          $name = $this->groupName;
          
          $desc = $this->form->getGroupDescription($name, "end");
          if ($desc)
          {
               $id = $this->form->id . "_" . codify($name) . "_group";
               echo "<div id='{$id}_description' class='{$this->form->groupDescriptionCSS}'>{$desc}</div>";
          }
     
          unset($this->groupName);
          echo "</fieldset>";
     }
     
     function startField($field, $renderer, $colspan = 1, $styles = "")
     {    
          echo "<br/>\n";
          
          $this->printLabel($field, $renderer, $styles, $this->parent->annotations[$field]);
          
          if ($renderer->parent->showAnnotations && $renderer->annotateBefore && $renderer->parent->annotations[$field])
          {
               echo $renderer->parent->annotations[$field]." ";
          }
 
          if ($colspan == 2) echo "<br/>\n";
     }
     
     function endField($field, $renderer)
     {
          if ($renderer->parent->showAnnotations && !$renderer->annotateBefore && $renderer->parent->annotations[$field])
          {
               if ($renderer->annotateNextLine)
               {
                    echo "<br/>"; 
               }
               else 
               {
                    echo "&nbsp;&nbsp;";
               }
               echo $renderer->parent->annotations[$field];
          }
          
          echo "<br/>\n";
     }
     
     function printLabel($field, $renderer, $styles = "", $annotation = "")
     {         
          $colspan = $renderer->colspan;
          if ($renderer->hideLabel && !$annotation) return;
          
          $label = $this->getLabel($field, $renderer);
          
          if (!$renderer->hideLabel)
          {
               echo "<label id='".$this->getLabelID($field)."' for='$field'";
               if ($renderer->parent->labelCSS) echo " class='{$renderer->parent->labelCSS}'";
               if ($styles) echo " style='$styles'";
          
               echo ">$label</label> ";
          }
          
          echo "$annotation\n";
     }
 
     function startUngrouped()
     {
          echo "<div";
          if ($this->form->formCSS) echo " class='{$this->form->formCSS}'";
          if ($this->form->style) echo " style='{$this->form->style}'";
          echo ">\n";
     }
     
     function endUngrouped()
     {
          echo "</div>";
     }
     
     function startButtonLine()
     {
          echo "<br/>\n";
          echo " <div class='{$this->form->buttonLineCSS}' style='text-align: {$this->form->buttonAlignment}'><br/>";   
     }
     
     function endButtonLine()
     {
          echo "</div><br/>";
     }
     
     function errorBox()
     {
          echo "<div id='{$this->form->id}__error' class='error' style='display: ".($this->form->msg ? 'table-cell' : 'none')."'>{$this->form->msg}</div>\n";
     }    
     
     function requiredFields($text)
     {
          echo "<p class='required_text'>{$text}</p>\n";
     }
}
 
class FilterFormLayout extends AutoFormLayout
{
     function __construct($form)
     {
          parent::__construct($form);
     }
     
     function startGroup($name, $collapsible = false, $collapsed = false)
     {         
          $class = $this->getGroupClass($name, $collapsible, $collapsed);
          
          $id = $this->form->id . "_" . codify($name) . "_group";
          
          $this->startUngrouped();
     }
     
     function endGroup()
     {
          $this->endUngrouped();
     }
     
     function startField($field, $renderer, $colspan = 1, $styles = "")
     {
          echo "<div class='{$renderer->cssClass}'>\n";
          $this->printLabel($field, $renderer, $styles, "");
     }
     
     function endField($field, $renderer)
     {
          echo "</div>\n";
     }
     
     function printLabel($field, $renderer, $styles = "", $annotation = "")
     {         
          if ($renderer->hideLabel) return;
          
          $label = $this->getLabel($field, $renderer);
          
          if (!$renderer->hideLabel) echo "<label id='".$this->getLabelID($field)."' for='$field'>$label</label> ";
     }
 
     function startUngrouped()
     {
          // nothing to do
     }
     
     function endUngrouped()
     {
          // nothing to do
     }
     
     function startButtonLine()
     {
          // nothing to do
     }
     
     function endButtonLine()
     {
          // nothing to do
     }
     
     function errorBox()
     {
          // nothing to do
     }    
     
     function requiredFields($text)
     {
          // nothing to do
     }
}
 
class TemplateFormLayout extends AutoFormLayout
{
     var $template;
     var $output;
     var $showButtons = true;
     
     function __construct($form, $template, $showButtons = true)
     {
          trace("Using form template {$template}", 3);
          $this->template = file_get_contents($template);
          $this->showButtons = $showButtons;
          parent::__construct($form);
     }
 
     function startGroup($name, $collapsible = false, $collapsed = false)
     {
          // Groups are ignored when dealing with template form layouts
          $this->startUngrouped();
     }
 
     function endGroup()
     {
          $this->endUngrouped();
     }
 
     function startField($field, $renderer, $colspan = 1, $styles = "")
     {
          $annotations = ($renderer->parent->showAnnotations && $renderer->annotateBefore) ? $renderer->parent->annotations[$field] : "";
          $this->printLabel($field, $renderer, $styles, $annotations);
          
          ob_start();
     }
 
     function endField($field, $renderer)
     {
          $fieldContent = ob_get_contents();
          
          ob_end_clean();
          
          if ($renderer->parent->showAnnotations && !$renderer->annotateBefore && $renderer->parent->annotations[$field])
          {
               if ($renderer->annotateNextLine)
               {
                    $fieldContent .= "<br/>";
               }
               else
               {
                    $fieldContent .= "&nbsp;&nbsp;";
               }
               
               $fieldContent .= $renderer->parent->annotations[$field];
          }
          
          $this->template = str_replace("{".$field."}", $fieldContent, $this->template);       
     }
 
     function printLabel($field, $renderer, $styles = "", $annotation = "")
     {
          if ($renderer->hideLabel && !$annotation) return;
          
          $label = $this->getLabel($field, $renderer);
          
          $labelHTML = "";
          
          if (!$renderer->hideLabel)
          {
               $labelHTML .= "<label id='".$this->getLabelID($field)."' for='$field'";
               if ($renderer->parent->labelCSS) $labelHTML .=  " class='{$renderer->parent->labelCSS}'";
               if ($styles) $labelHTML .=  " style='$styles'";
          
               $labelHTML .=  ">$label</label> ";
          }
          
          $labelHTML .=  "$annotation\n";
          
          $this->template = str_replace("{label:".$field."}", $labelHTML, $this->template);         
     }
 
     function startUngrouped()
     {
          if (!$this->renderingForm)
          {
               $this->output .= "{FORM}";
               $this->renderingForm = true;
          }
     }
 
     function endUngrouped()
     {
     }
 
     function startButtonLine()
     {
          $this->output .= "<br/>\n";
          $this->output .= " <div class='{$this->form->buttonLineCSS}' style='text-align: {$this->form->buttonAlignment}'><br/>";
          
          ob_start();
          
     }
     
     function endButtonLine()
     {
          if ($this->showButtons) 
          {
               $this->output .= ob_get_contents();
          }
          ob_end_clean();
          
          $this->output .=  "</div><br/>";
     }
     
     function errorBox()
     {
          $this->output .=  "<div id='{$this->form->id}__error' class='error' style='display: ".($this->form->msg ? 'table-cell' : 'none')."'>{$this->form->msg}</div>\n";
     }
     
     function requiredFields($text)
     {
          $this->output .=  "<p class='required_text'>{$text}</p>\n";
     }
     
     function finalizeLayout()
     {
          // Clear any unmapped fields
          foreach($this->form->data->getFields() as $field => $type)
          {
               $this->template = str_replace(array("{{$field}}", "{label:{$field}}"), array("", ""), $this->template);
          }
               
          $this->output = str_replace("{FORM}", $this->template, $this->output);
          echo $this->output;
     }
}