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   1  <?php
   2  // $Id: views_handler_field_numeric.inc,v 1.6 2009/07/02 00:13:12 merlinofchaos Exp $
   3  /**
   4   * Render a field as a numeric value
   5   *
   6   * Definition terms:
   7   * - float: If true this field contains a decimal value. If unset this field
   8   *          will be assumed to be integer.
   9   *
  10   * @ingroup views_field_handlers
  11   */
  12  class views_handler_field_numeric extends views_handler_field {
  13    function option_definition() {
  14      $options = parent::option_definition();
  15  
  16      $options['set_precision'] = array('default' => FALSE);
  17      $options['precision'] = array('default' => 0);
  18      $options['decimal'] = array('default' => '.', 'translatable' => TRUE);
  19      $options['separator'] = array('default' => ',', 'translatable' => TRUE);
  20      $options['prefix'] = array('default' => '', 'translatable' => TRUE);
  21      $options['suffix'] = array('default' => '', 'translatable' => TRUE);
  22  
  23      return $options;
  24    }
  25  
  26    function options_form(&$form, &$form_state) {
  27      parent::options_form($form, $form_state);
  28  
  29      if (!empty($this->definition['float'])) {
  30        $form['set_precision'] = array(
  31          '#type' => 'checkbox',
  32          '#title' => t('Round'),
  33          '#description' => t('If checked, the number will be rounded.'),
  34          '#default_value' => $this->options['set_precision'],
  35        );
  36        $form['precision'] = array(
  37          '#type' => 'textfield',
  38          '#title' => t('Precision'),
  39          '#default_value' => $this->options['precision'],
  40          '#description' => t('Specify how many digits to print after the decimal point.'),
  41          '#process' => array('views_process_dependency'),
  42          '#dependency' => array('edit-options-set-precision' => array(TRUE)),
  43          '#size' => 2,
  44        );
  45        $form['decimal'] = array(
  46          '#type' => 'textfield',
  47          '#title' => t('Decimal point'),
  48          '#default_value' => $this->options['decimal'],
  49          '#description' => t('What single character to use as a decimal point.'),
  50          '#size' => 2,
  51        );
  52      }
  53      $form['separator'] = array(
  54        '#type' => 'textfield',
  55        '#title' => t('Thousands separator'),
  56        '#default_value' => $this->options['separator'],
  57        '#description' => t('What single character to use as the thousands separator.'),
  58        '#size' => 2,
  59      );
  60      $form['prefix'] = array(
  61        '#type' => 'textfield',
  62        '#title' => t('Prefix'),
  63        '#default_value' => $this->options['prefix'],
  64        '#description' => t('Text to put before the number, such as currency symbol.'),
  65      );
  66      $form['suffix'] = array(
  67        '#type' => 'textfield',
  68        '#title' => t('Suffix'),
  69        '#default_value' => $this->options['suffix'],
  70        '#description' => t('Text to put after the number, such as currency symbol.'),
  71      );
  72    }
  73  
  74    function render($values) {
  75      $value = $values->{$this->field_alias};
  76      if (!empty($this->options['set_precision'])) {
  77        $value = number_format($value, $this->options['precision'], $this->options['decimal'], $this->options['separator']);
  78      }
  79      else {
  80        $remainder = abs($value) - intval(abs($value));
  81        $value = $value > 0 ? floor($value) : ceil($value);
  82        $value = number_format($value, 0, '', $this->options['separator']);
  83        if ($remainder) {
  84          // The substr may not be locale safe.
  85          $value .= $this->options['decimal'] . substr($remainder, 2);
  86        }
  87      }
  88  
  89      // Check to see if hiding should happen before adding prefix and suffix.
  90      if ($this->options['hide_empty'] && empty($value) && ($value !== 0 || $this->options['empty_zero'])) {
  91        return '';
  92      }
  93  
  94      return check_plain($this->options['prefix'] . $value . $this->options['suffix']);
  95    }
  96  }