1 | <?php |
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2 | |
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3 | /** |
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4 | * Field handler to show a counter of the current row. |
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5 | * |
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6 | * @ingroup views_field_handlers |
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7 | */ |
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8 | class views_handler_field_counter extends views_handler_field { |
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9 | function option_definition() { |
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10 | $options = parent::option_definition(); |
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11 | $options['counter_start'] = array('default' => 1); |
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12 | return $options; |
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13 | } |
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14 | |
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15 | function options_form(&$form, &$form_state) { |
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16 | parent::options_form($form, $form_state); |
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17 | |
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18 | $form['counter_start'] = array( |
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19 | '#type' => 'textfield', |
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20 | '#title' => t('Starting value'), |
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21 | '#default_value' => $this->options['counter_start'], |
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22 | '#description' => t('Specify the number the counter should start at.'), |
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23 | //'#process' => array('views_process_dependency'), |
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24 | '#size' => 2, |
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25 | ); |
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26 | } |
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27 | |
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28 | function query() { |
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29 | // do nothing -- to override the parent query. |
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30 | } |
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31 | |
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32 | function render($values) { |
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33 | // Note: 1 is subtracted from the counter start value below because the |
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34 | // counter value is incremented by 1 at the end of this function. |
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35 | $count = is_numeric($this->options['counter_start']) ? $this->options['counter_start'] - 1 : 0; |
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36 | $pager = $this->view->query->pager; |
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37 | // Get the base count of the pager. |
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38 | if ($pager->use_pager()) { |
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39 | $count += ($pager->get_items_per_page() * $pager->get_current_page() + $pager->get_offset()); |
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40 | } |
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41 | // Add the counter for the current site. |
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42 | $count += $this->view->row_index + 1; |
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43 | |
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44 | return $count; |
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45 | } |
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46 | } |
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