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   1  <?php
   2  /**
   3   * @file
   4   * Contains the fixed argument default plugin.
   5   */
   6  
   7  /**
   8   * @defgroup views_argument_default_plugins Views' argument default plugins
   9   * @{
  10   *
  11   * Allow specialized methods of filling in arguments when they aren't
  12   * provided.
  13   *
  14   * @see hook_views_plugins
  15   */
  16  
  17  /**
  18   * The fixed argument default handler; also used as the base.
  19   */
  20  class views_plugin_argument_default extends views_plugin {
  21    var $option_name = 'default_argument_fixed';
  22    /**
  23     * Initialize this plugin with the view and the argument
  24     * it is linked to.
  25     */
  26    function init(&$view, &$argument, $id = NULL) {
  27      $this->view = &$view;
  28      $this->argument = &$argument;
  29      $this->id = $id;
  30    }
  31  
  32    /**
  33     * Determine if the administrator has the privileges to use this
  34     * plugin
  35     */
  36    function access() { return TRUE; }
  37  
  38    function argument_form(&$form, &$form_state) {
  39      $form[$this->option_name] = array(
  40        '#type' => 'textfield',
  41        '#title' => t('Default argument'),
  42        '#default_value' => $this->get_argument(),
  43        '#process' => array('views_process_dependency'),
  44        '#dependency' => array(
  45          'radio:options[default_action]' => array('default'),
  46          'radio:options[default_argument_type]' => array($this->id)
  47        ),
  48        '#dependency_count' => 2,
  49      );
  50  
  51      // Only do this if using one simple standard form gadget
  52      $this->check_access($form);
  53    }
  54  
  55    /**
  56     * If we don't have access to the form but are showing it anyway, ensure that
  57     * the form is safe and cannot be changed from user input.
  58     */
  59    function check_access(&$form) {
  60      if (!$this->access()) {
  61        $form[$this->option_name]['#disabled'] = TRUE;
  62        $form[$this->option_name]['#value'] = $form[$this->option_name]['#default_value'];
  63        $form[$this->option_name]['#description'] .= ' <strong>' . t('Note: you do not have permission to modify this. If you change the default argument type, this setting will be lost and you will NOT be able to get it back.') . '</strong>';
  64      }
  65    }
  66  
  67    /**
  68     * Return the default argument.
  69     */
  70    function get_argument() {
  71      return isset($this->argument->options[$this->option_name]) ? $this->argument->options[$this->option_name] : '';
  72    }
  73  }
  74  
  75  /**
  76   * @}
  77   */
  78