<?

  /*
  **  EDIT FIELD MAP
  **
  **  Edit/create/delete/sort entries in the field map
  **
  */

  include("admin_header.php");
  $page_title = tr("Edit Field Map");
  function fmGetSet( $name, $key, $type = '' ) {
    // don't make updates on rows that don't exist (we may skip some fields occasionally
    if( !array_key_exists($name, $_POST) ) { return; }
    // get the updates array
    global $updates;
    global $zen;
    // process the type
    $t = substr($type,0,1);
    // handle fields which do not get posted (booleans which are not checked)
    if( !array_key_exists($key, $_POST[$name]) ) {
      $updates[$name][$key] = $t == 'b'? 0 : null;
      return;
    }
    // format the value
    switch( $t ) {
      case "i": //int
        $v = $zen->checkNum($_POST[$name][$key]);
        break;
      case "b": //boolean
        $v = $_POST[$name][$key]? 1 : 0;
        break;
      case "t": //text
        $v = strip_tags($_POST[$name][$key]);
        break;
      case "s": //string
        $v = $zen->checkAlphaNum($_POST[$name][$key]);
        break;
      default:
        $v = $_POST[$name][$key];
    }
    $updates[$name][$key] = $v;
  }

  if( $view && !$map->getViewProps($view) ) {
    $view = '';
  }

  if( $TODO == 'save' && $zen->demo_mode == "on" ) {
    $errs[] = "Your operation was completed, but you cannot edit the field map on a demo site.";
  }
  else if( $TODO == 'save' ) {
    $total = 0;
    $deletes = array();
    $inserts = array();
    
    // copy values for editing
    $updates = $map->getFieldMap($view);
    //Zen::printArray($_POST, 'POST_VALS'); //debug

    $fields = $map->listFieldsForView($view);
    if( $fields ) {
      foreach($fields as $f) {
        // collect field properties
        $field = $map->getFieldFromMap($view, $f);
        $tprops = getFmTypeProps($field['field_type']);
  
        // remove deleted sections
        if( $field['field_type'] == 'section' && !isset($_POST[$f]) ) {
          $deletes[$f] = $field['field_map_id'];
        }
        // skip rows that aren't sent
        else if( !isset($_POST[$f]) ) { continue; }
  
        // field_label
        fmGetSet($f, 'field_label', 'text');
        // is_visible
        fmGetSet($f, 'is_visible', 'boolean');
  
        // num_cols
        fmGetSet($f, 'num_cols', 'int');
  
        // num_rows
        if( !$tprops['multiple'] && !$map->getViewProp($view,'multiple') ) {
          $updates[$f]['num_rows'] = 1;
        }
        else { fmGetSet($f, 'num_rows', 'int'); }
  
        // the rest does not apply to sections
        if( $field['field_type'] == 'section' ) { continue; }
  
        // properties for this field
        $fprops = getFmFieldProps($view, ZenFieldMap::fieldName($f));
  
        // field_type is automagic for view_only
        if( $map->getViewProp($view,'view_only') ) { $updates[$f]['field_type'] = 'label'; }
        // we don't give the user an option on the form, so don't bother here either
        else if( count($fprops['types']) == 1 ) { $updates[$f]['field_type'] = $fprops['types'][0]; }
        else if( array_key_exists('field_type', $_POST[$f]) &&
                 !in_array($_POST[$f]['field_type'], $fprops['types']) ) {
          // here we have a problem, someone has tried to set a type that is
          // not valid
          $errs[] = "$f cannot be set to field_type '".$_POST[$f]['field_type']."'";
        }
        // otherwise we post it normally
        else if( array_key_exists('field_type', $_POST[$f]) )
          { fmGetSet($f, 'field_type'); }
  
        // is_required
        if( $map->getViewProp($view,'view_only') || $view == 'search_form' ) { $updates[$f]['is_required'] = false; }
        else if( $fprops['always_required'] ) { $updates[$f]['is_required'] = true; }
        else { fmGetSet($f, 'is_required', 'boolean'); }
  
        // default_val has some special considerations
        if( !$map->getViewProp($view, 'view_only') ) {
          if( $fprops['default'] || preg_match('@(ticket|project)_list_filters@', $view) ) { fmGetSet($f, 'default_val'); }
        }
      }

      if( isset($_POST) ) {
        foreach($_POST as $k=>$v) {
          if( strpos($k, 'section') === 0 && $map->getViewProp($view,'sections') && !array_key_exists($k,$updates) ) {
            // skip section0, it's a template
            if( $k == 'section0' ) { continue; }
            // add the style
            $inserts[$k] = array(
              "field_name"  => $k,
              "field_label" => strip_tags($_POST[$k]['field_label']),
              "is_visible"  => $_POST[$k]['is_visible']? 1 : 0,
              "which_view"  => $view,
              "sort_order"  => 500,
            );
          }
        }
      }
  
      // set the sort order
      $i = 1;
      if( isset($_POST['orderset']) ) {
        asort($_POST['orderset']);
        foreach( $_POST['orderset'] as $k=>$v ) {
          if( array_key_exists($k, $updates) ) {
            $updates[$k]['sort_order'] = $i++;
          }
          else if( array_key_exists($k, $inserts) ) {
            $inserts[$k]['sort_order'] = $i++;
          }
        }
      }
      
      $total = count($updates) + count($inserts) + count($deletes);
    }
    if( !$errs ) {
      $viewProps = $map->getViewProps($view);
      $viewUpdates = array();
      foreach($viewProps as $k=>$v) {
        if( $v['vm_type'] == 'label' || $v['vm_type'] == 'hidden' ) { continue; }
        if( $v['vm_type'] == 'checkbox' ) {
          $viewUpdates[$k] = isset($_POST[$k]);
        }
        else {
          $viewUpdates[$k] = $_POST[$k];
        }
      }

      if( !$total && !count($viewUpdates) ) {
        $errs[] = "Nothing to update";
      }
      if( count($viewUpdates) ) {
        $res = $map->updateViewProps($view, $viewUpdates);
        $msg[] = tr("? of ? properties were updated successfully",$res);
      }
      if( $total ) {
        $res = $map->updateFieldMap($view, $updates, $inserts, $deletes);
        $msg[] = tr("? of ? fields were updated successfully",$res);
      }
    }
    
    //cfalonso changed the following line with the next 3 because it didn't work properly:
    //$fields = $updates;
    //Zen::printArray($orderset,'RECEIVED ORDERSET');
    //Zen::printArray($updates,'UPDATES');
    //Zen::printArray($inserts,'INSERTS');
    //Zen::printArray($deletes,'DELETES');

  }

  include("$libDir/nav.php");
  $zen->printErrors($errs);
  include("$templateDir/fieldMapForm.php");
  include("$libDir/footer.php");

?>