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<?php
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/**
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* @file
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* The page break plugin for PDF page display.
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*
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* This plugin is used to add a page break to a PDF display.
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*
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*/
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/**
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* Plugin class that holds the functionality for the
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* page break in a PDF display.
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*
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*/
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class views_pdf_handler_page_break extends views_handler_field {
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protected $countRecords = 0;
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/**
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* This method is used to query data. In our case
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* we want that no data is queried.
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*
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*/
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function query() {
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// Override parent::query() and don't alter query.
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$this->field_alias = 'pdf_page_break_' . $this->position;
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}
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/**
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* This method contains the defintion of the options for the page
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* break.
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*
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*/
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function option_definition() {
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$options = parent::option_definition();
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$options['last_row'] = array('default' => FALSE);
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$options['every_nth'] = array('default' => 1);
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return $options;
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}
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/**
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* Option form
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*/
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function options_form(&$form, &$form_state) {
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parent::options_form($form, $form_state);
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$form['last_row'] = array(
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'#type' => 'checkbox',
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'#title' => t('Exclude from last row'),
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'#default_value' => $this->options['last_row'],
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'#description' => t('Check this box to not add new page on last row.'),
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);
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$form['every_nth'] = array(
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'#type' => 'textfield',
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'#title' => t('Insert break after how many rows?'),
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'#size' => 10,
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'#default_value' => $this->options['every_nth'],
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'#element_validate' => array('element_validate_integer_positive'),
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'#description' => t('Enter a value greater than 1 if you want to have multiple rows on one page')
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);
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}
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/**
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* This method renders the page break. It uses the PDF class to
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* add a page break.
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*/
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function render($values) {
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if (isset($this->view->pdf) && is_object($this->view->pdf)) {
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if ($this->options['last_row'] == TRUE && ($this->countRecords + 1 >= $this->view->total_rows)) {
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return '';
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}
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$this->countRecords++;
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if ($this->countRecords == $this->view->total_rows + 1) {
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$this->countRecords = 1;
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}
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$output = '';
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if ($this->countRecords % $this->options['every_nth'] == 0) {
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$output .= '<br pagebreak="true" />';
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}
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else {
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$output .= '';
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}
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return $output;
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}
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}
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/**
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* We dont want to use advanced rendering.
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*/
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function allow_advanced_render() {
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return FALSE;
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}
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}
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