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<?php
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// $Id: mobile_codes.module,v 1.1.2.4 2008/06/12 07:28:39 deciphered Exp $
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/**
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* @file
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* Mobile Codes core functions
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*
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* Mobile Codes core functions to be used by Mobile Codes filter and any future
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* integration features.
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*/
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/**
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* Include additional files
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*/
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module_load_include('filter.inc', 'mobile_codes');
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/**
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* Implementation of hook_theme().
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*/
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function mobile_codes_theme() {
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return array(
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'mobilecode' => array(
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'arguments' => array(
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'data' => NULL,
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'arguments' => array(),
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'format' => NULL,
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),
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),
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);
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}
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/**
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* Mobile Codes settings form.
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*/
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function mobile_codes_settings($format) {
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$form['mobile_codes_type_'. $format] = array(
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'#type' => 'select',
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'#title' => t('Mobile Code type'),
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'#options' => array(
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'dm' => t('Datamatrix'),
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'qr' => t('QR Code'),
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),
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'#default_value' => variable_get('mobile_codes_type_'. $format, 'dm'),
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'#description' => t('Set the default Mobile Code type - <a href="http://en.wikipedia.org/wiki/Datamatrix">Datamatrix</a> or <a href="http://en.wikipedia.org/wiki/QR_Code">QR Code</a>.'),
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);
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$form['mobile_codes_data_'. $format] = array(
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'#type' => 'select',
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'#title' => t('Data type'),
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'#options' => array(
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'phone' => t('Phone Number'),
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'text' => t('Text'),
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'link' => t('URL'),
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),
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'#default_value' => variable_get('mobile_codes_data_'. $format, 'link'),
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'#description' => t('Set the default Mobile Code data type.'),
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);
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$form['mobile_codes_size_'. $format] = array(
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'#type' => 'select',
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'#title' => t('Mobile Code size'),
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'#options' => array(
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's' => t('Small'),
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'm' => t('Medium'),
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'l' => t('Large'),
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),
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'#default_value' => variable_get('mobile_codes_size_'. $format, 'm'),
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'#description' => t('Set the default Mobile Code size.'),
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);
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$form['mobile_codes_tinyurl_'. $format] = array(
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'#type' => 'checkbox',
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'#title' => t('Convert URLs to TinyURLs'),
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'#default_value' => variable_get('mobile_codes_tinyurl_'. $format, 0),
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'#description' => t('Set the default Mobile Code TinyURL behavior<br />
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<strong>Note:</strong> URLs over 60 characters will always get converted to TinyURLs.'),
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);
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return $form;
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}
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/**
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* Generate a mobile code
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*/
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function mobile_codes_generate($data, $arguments = array(), $format = '') {
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if (!isset($arguments['data'])) {
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$arguments['data'] = variable_get('mobile_codes_data_'. $format, 'link');
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}
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if (!isset($arguments['size'])) {
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$arguments['size'] = variable_get('mobile_codes_size_'. $format, 'm');
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}
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if (!isset($arguments['type'])) {
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$arguments['type'] = variable_get('mobile_codes_type_'. $format, 'dm');
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}
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$dir = '/mobile_codes/'. $arguments['type'] .'/'. $arguments['data'] .'/'. $arguments['size'];
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$name = '';
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if (!empty($arguments['name'])) {
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$name = '-' . $arguments['name'];
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}
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else {
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$arguments['name'] = '';
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}
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$file = file_directory_path() . $dir .'/'. urlencode($data) . $name .'.png';
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$image_path = file_directory_path() . $dir .'/'. urlencode(urlencode($data)) . $name .'.png';
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if (!file_exists(''. $file)) {
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switch ($arguments['data']) {
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case 'link': case 'text':
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$mode = 'TEXT';
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break;
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case 'phone':
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$mode = 'NUMBER';
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break;
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default:
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$arguments['data'] = 'link';
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$mode = 'TEXT';
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break;
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}
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switch (drupal_strtolower($arguments['size'])) {
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case 's': case 'sml': case 'small':
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$arguments['size'] = array('dm' => '0.12', 'qr' => '2');
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break;
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case 'm': case 'med': case 'medium':
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default:
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$arguments['size'] = array('dm' => '0.18', 'qr' => '4');
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break;
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case 'l': case 'lrg': case 'large':
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$arguments['size'] = array('dm' => '0.24', 'qr' => '6');
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break;
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}
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switch ($arguments['type']) {
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case 'dm':
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default:
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$text = array('data' => 'BARCODE', 'size' => 'X', 'margin_encoding' => '');
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break;
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case 'qr':
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$text = array('data' => 'DATA', 'size' => 'MODULE_SIZE', 'margin_encoding' => '&MARGIN=2&ENCODING=BYTE');
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break;
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}
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if (!isset($arguments['tinyurl'])) {
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$arguments['tinyurl'] = variable_get('mobile_codes_tinyurl_'. $format, 0);
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}
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if ($arguments['data'] == 'link' && ($arguments['tinyurl'] == 1 || drupal_strlen($data) > 60)) {
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$headers = array('Content-type' => 'application/x-www-form-urlencoded');
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$tinyurl = drupal_http_request('http://tinyurl.com/api-create.php?url='. urlencode($data), $headers, 'POST', NULL);
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if ($tinyurl->code == 200) {
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$data = $tinyurl->data;
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}
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}
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$url = 'http://mobilecodes.nokia.com/'. $arguments['type'] .'?'. $text['data'] .'='.
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urlencode($data) .'&'. $text['size'] .'='. $arguments['size'][$arguments['type']]
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.'&name='. $arguments['name'] . $text['margin_encoding'] .'&type='. $arguments['data']
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.'&MODE='. $mode .'&a=create';
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mobile_codes_directory_check($dir);
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$image = drupal_http_request($url);
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file_save_data($image->data, $file, FILE_EXISTS_REPLACE);
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}
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return theme('image', $image_path, $arguments['name'], $arguments['name'], array('class' => 'mobile_code'), FALSE);
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}
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/**
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* Create directory if it does not exist.
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*/
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function mobile_codes_directory_check($directory) {
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foreach (explode('/', $directory) as $dir) {
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$dirs[] = $dir;
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$dir = file_directory_path() .'/'. implode($dirs, '/');
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if (!file_check_directory($dir, FILE_CREATE_DIRECTORY)) {
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return FALSE;
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}
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}
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return TRUE;
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}
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/**
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* Theme function for displaying Mobile Codes
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*/
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function theme_mobilecode($data, $arguments = array(), $format = '') {
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return mobile_codes_generate($data, $arguments, $format);
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}
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