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   1  <?php
   2  // $Id: views_handler_argument_numeric.inc,v 1.1 2008/09/03 19:21:28 merlinofchaos Exp $
   3  /**
   4   * @file
   5   * Contains the numeric argument handler.
   6   */
   7  
   8  /**
   9   * Basic argument handler for arguments that are numeric. Incorporates
  10   * break_phrase.
  11   *
  12   * @ingroup views_argument_handlers
  13   */
  14  class views_handler_argument_numeric extends views_handler_argument {
  15    function option_definition() {
  16      $options = parent::option_definition();
  17  
  18      $options['break_phrase'] = array('default' => FALSE);
  19      $options['not'] = array('default' => FALSE);
  20  
  21      return $options;
  22    }
  23  
  24    function options_form(&$form, &$form_state) {
  25      parent::options_form($form, $form_state);
  26  
  27      // allow + for or, , for and
  28      $form['break_phrase'] = array(
  29        '#type' => 'checkbox',
  30        '#title' => t('Allow multiple terms per argument.'),
  31        '#description' => t('If selected, users can enter multiple arguments in the form of 1+2+3 or 1,2,3.'),
  32        '#default_value' => !empty($this->options['break_phrase']),
  33      );
  34  
  35      $form['not'] = array(
  36        '#type' => 'checkbox',
  37        '#title' => t('Exclude the argument'),
  38        '#description' => t('If selected, the numbers entered in the argument will be excluded rather than limiting the view.'),
  39        '#default_value' => !empty($this->options['not']),
  40      );
  41    }
  42  
  43    function title() {
  44      if (!$this->argument) {
  45        return !empty($this->definition['empty field name']) ? $this->definition['empty field name'] : t('Uncategorized');
  46      }
  47  
  48      if (!empty($this->options['break_phrase'])) {
  49        views_break_phrase($this->argument, $this);
  50      }
  51      else {
  52        $this->value = array($this->argument);
  53        $this->operator = 'or';
  54      }
  55  
  56      if (empty($this->value)) {
  57        return !empty($this->definition['empty field name']) ? $this->definition['empty field name'] : t('Uncategorized');
  58      }
  59  
  60      if ($this->value === array(-1)) {
  61        return !empty($this->definition['invalid input']) ? $this->definition['invalid input'] : t('Invalid input');
  62      }
  63  
  64      return implode($this->operator == 'or' ? ' + ' : ', ', $this->title_query());
  65    }
  66  
  67    /**
  68     * Override for specific title lookups.
  69     */
  70    function title_query() {
  71      return $this->value;
  72    }
  73  
  74    function query() {
  75      $this->ensure_my_table();
  76  
  77      if (!empty($this->options['break_phrase'])) {
  78        views_break_phrase($this->argument, $this);
  79      }
  80      else {
  81        $this->value = array($this->argument);
  82      }
  83  
  84      if (count($this->value) > 1) {
  85        $operator = empty($this->options['not']) ? 'IN' : 'NOT IN';
  86        $placeholders = implode(', ', array_fill(0, sizeof($this->value), '%d'));
  87        $this->query->add_where(0, "$this->table_alias.$this->real_field $operator ($placeholders)", $this->value);
  88      }
  89      else {
  90        $operator = empty($this->options['not']) ? '=' : '!=';
  91        $this->query->add_where(0, "$this->table_alias.$this->real_field $operator %d", $this->argument);
  92      }
  93    }
  94  }