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<?php
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/**
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* @file
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* The page number plugin for PDF page display.
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*
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* This plugin is used to add the page number 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 number in a PDF display.
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*
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*/
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class views_pdf_handler_page_number extends views_handler_field {
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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_number_' . $this->position;
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}
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/**
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* This method adds a page number to the display, if it is a PDF display.
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* Therefore the PDF class is used.
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*/
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function render($values) {
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if (isset($this->view->pdf) && is_object($this->view->pdf)) {
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return $this->view->pdf->getPage();
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}
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else {
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return '';
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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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