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<?php
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/**
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* @file
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* Provides the Highlight JS library.
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*
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* @author Juned Kazi
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*/
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/**
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* Implements hook_libraries_info().
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*/
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function highlight_js_libraries_info() {
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$libraries['highlightjs'] = array(
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'name' => 'highlightjs',
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'vendor url' => 'http://highlightjs.org/',
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'download url' => 'http://highlightjs.org/download/',
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'version' => '8.0',
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'files' => array(
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'js' => array(
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'highlight.pack.js',
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),
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'css' => array(
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'styles/default.css',
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),
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),
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);
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return $libraries;
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}
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/**
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* Implementation of hook_menu().
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*/
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function highlight_js_menu() {
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$items['admin/config/user-interface/highlightjs'] = array(
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'title' => 'Highlight JS',
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'description' => 'Configure settings for Highlight js styles.',
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'access arguments' => array('administer highlight js'),
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'page callback' => 'drupal_get_form',
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'page arguments' => array('highlight_js_settings'),
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);
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return $items;
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}
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/**
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* Implementation of hook_perm().
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*/
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function highlight_js_permission() {
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return array(
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'administer highlight js' => array(
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'title' => t('Administer Highlight JS'),
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'description' => t('Configure the default highlight js style.')
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)
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);
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}
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/**
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* Settings form for module filter.
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*/
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function highlight_js_settings() {
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$options = highlight_js_list_themes();
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$form['highlightjs_style'] = array(
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'#type' => 'select',
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'#title' => t('Highlight JS default style'),
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'#default_value' => variable_get('highlightjs_style', 'default'),
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'#description' => t('Select the default code style format. Please refer to the !url page for a live demo of all the styles.',
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array('!url' => l('Demo', 'http://highlightjs.org/static/test.html'))),
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'#options' => $options,
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);
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return system_settings_form($form);
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}
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/**
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* List the available themes.
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*/
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function highlight_js_list_themes() {
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static $themes;
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if (isset($themes)) {
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return $themes;
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}
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$themes = array();
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if (module_exists('libraries')) {
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$directory = libraries_get_path('highlightjs') . '/styles/';
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if (!empty($directory)) {
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$files = file_scan_directory($directory, '/.*\.css$/', array('key' => 'name'));
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foreach ($files as $key => $fileinfo) {
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$themes[drupal_strtolower($key)] = drupal_ucfirst($key);
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}
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natcasesort($themes);
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}
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}
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return $themes;
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}
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/**
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* Implements hook_init().
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*/
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function highlight_js_init() {
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if (($library = libraries_load('highlightjs')) && !empty($library['loaded'])) {
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// Load the highlight js to trigger the library function
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drupal_add_js(drupal_get_path('module', 'highlight_js') . '/highlight_js.js');
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// Loading it as CSS_THEME to override the default style css properties
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drupal_add_css(drupal_get_path('module', 'highlight_js') . '/highlight_js.css', array('group' => CSS_THEME, 'type' => 'file'));
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if (variable_get('highlightjs_style', 'default') != 'default') {
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drupal_add_css($library['library path'] . '/styles/' . variable_get('highlightjs_style', 'default') . '.css', array('group' => CSS_THEME, 'type' => 'file'));
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}
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}
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}
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