Now all modules are in core modules folder

modules/views/handlers/views_handler_field_boolean.inc

@@ -0,0 +1,73 @@
+<?php
+
+/**
+ * A handler to provide proper displays for booleans.
+ *
+ * Allows for display of true/false, yes/no, on/off.
+ *
+ * Definition terms:
+ *   - output formats: An array where the first entry is displayed on boolean true
+ *      and the second is displayed on boolean false. An example for sticky is:
+ *      @code
+ *      'output formats' => array(
+ *        'sticky' => array(t('Sticky'), ''),
+ *      ),
+ *      @endcode
+ *
+ * @ingroup views_field_handlers
+ */
+class views_handler_field_boolean extends views_handler_field {
+  function option_definition() {
+    $options = parent::option_definition();
+    $options['type'] = array('default' => 'yes-no');
+    $options['not'] = array('definition bool' => 'reverse');
+
+    return $options;
+  }
+
+  function init(&$view, $options) {
+    parent::init($view, $options);
+
+    $default_formats = array(
+      'yes-no' => array(t('Yes'), t('No')),
+      'true-false' => array(t('True'), t('False')),
+      'on-off' => array(t('On'), t('Off')),
+    );
+    $output_formats = isset($this->definition['output formats']) ? $this->definition['output formats'] : array();
+    $this->formats = array_merge($default_formats, $output_formats);
+  }
+
+  function options_form(&$form, &$form_state) {
+    parent::options_form($form, $form_state);
+    foreach ($this->formats as $key => $item) {
+      $options[$key] = implode('/', $item);
+    }
+
+    $form['type'] = array(
+      '#type' => 'select',
+      '#title' => t('Output format'),
+      '#options' => $options,
+      '#default_value' => $this->options['type'],
+    );
+    $form['not'] = array(
+      '#type' => 'checkbox',
+      '#title' => t('Reverse'),
+      '#description' => t('If checked, true will be displayed as false.'),
+      '#default_value' => $this->options['not'],
+    );
+  }
+
+  function render($values) {
+    $value = $values->{$this->field_alias};
+    if (!empty($this->options['not'])) {
+      $value = !$value;
+    }
+
+    if (isset($this->formats[$this->options['type']])) {
+      return $value ? $this->formats[$this->options['type']][0] : $this->formats[$this->options['type']][1];
+    }
+    else {
+      return $value ? $this->formats['yes-no'][0] : $this->formats['yes-no'][1];
+    }
+  }
+}