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<?php
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/**
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* @file
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* alter.inc
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*
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* Contains various implementations of hook_*_alter().
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*/
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/**
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* Include #pre_render callbacks for elements.
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*/
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bootstrap_include('bootstrap', 'includes/pre-render.inc');
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/**
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* Include #process callbacks for elements.
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*/
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bootstrap_include('bootstrap', 'includes/process.inc');
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/**
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* Implements hook_css_alter().
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*/
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function bootstrap_css_alter(&$css) {
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$theme_path = drupal_get_path('theme', 'bootstrap');
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// Exclude specified CSS files from theme.
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$excludes = bootstrap_get_theme_info(NULL, 'exclude][css');
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// Add CDN assets, if any.
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$provider = bootstrap_setting('cdn_provider');
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if ($cdn_assets = bootstrap_get_cdn_assets('css', $provider)) {
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$cdn_weight = -2.99;
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foreach ($cdn_assets as $cdn_asset) {
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$cdn_weight += .01;
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$css[$cdn_asset] = array(
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'data' => $cdn_asset,
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'type' => 'external',
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'every_page' => TRUE,
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'media' => 'all',
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'preprocess' => FALSE,
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'group' => CSS_THEME,
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'browsers' => array('IE' => TRUE, '!IE' => TRUE),
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'weight' => $cdn_weight,
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);
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}
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// Add a specific version and theme CSS overrides file.
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$version = bootstrap_setting('cdn_' . $provider . '_version');
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if (!$version) {
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$version = BOOTSTRAP_VERSION;
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}
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$theme = bootstrap_setting('cdn_' . $provider . '_theme');
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if (!$theme) {
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$theme = 'bootstrap';
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}
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$theme = $theme === 'bootstrap' || $theme === 'bootstrap_theme' ? '' : "-$theme";
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$overrides = "$theme_path/css/$version/overrides$theme.min.css";
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if (file_exists($overrides)) {
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$css[$overrides] = array(
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'data' => $overrides,
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'type' => 'file',
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'every_page' => TRUE,
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'media' => 'all',
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'preprocess' => TRUE,
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'group' => CSS_THEME,
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'browsers' => array('IE' => TRUE, '!IE' => TRUE),
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'weight' => -1,
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);
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}
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}
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if (!empty($excludes)) {
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$excludes = array_merge($excludes, str_replace('.css', '-rtl.css', $excludes));
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$css = array_diff_key($css, drupal_map_assoc($excludes));
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}
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}
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/**
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* Implements hook_element_info_alter().
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*/
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function bootstrap_element_info_alter(&$info) {
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global $theme_key;
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$cid = "theme_registry:bootstrap:element_info";
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$cached = array();
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if (($cache = cache_get($cid)) && !empty($cache->data)) {
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$cached = $cache->data;
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}
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$themes = _bootstrap_get_base_themes($theme_key, TRUE);
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foreach ($themes as $theme) {
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if (!isset($cached[$theme])) {
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$cached[$theme] = array();
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foreach (array_keys($info) as $type) {
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$element = array();
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// Replace fieldset theme implementations with bootstrap_panel.
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if (!empty($info[$type]['#theme']) && $info[$type]['#theme'] === 'fieldset') {
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$element['#bootstrap_replace']['#theme'] = 'bootstrap_panel';
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}
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if (!empty($info[$type]['#theme_wrappers']) && array_search('fieldset', $info[$type]['#theme_wrappers']) !== FALSE) {
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$element['#bootstrap_replace']['#theme_wrappers']['fieldset'] = 'bootstrap_panel';
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}
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// Setup a default "icon" variable. This allows #icon to be passed
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// to every template and theme function.
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// @see https://www.drupal.org/node/2219965
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$element['#icon'] = NULL;
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$element['#icon_position'] = 'before';
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$properties = array(
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'#process' => array(
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'form_process',
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'form_process_' . $type,
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),
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'#pre_render' => array(
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'pre_render',
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'pre_render_' . $type,
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),
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);
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foreach ($properties as $property => $callbacks) {
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foreach ($callbacks as $callback) {
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$function = $theme . '_' . $callback;
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if (function_exists($function)) {
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// Replace direct core function correlation.
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if (!empty($info[$type][$property]) && array_search($callback, $info[$type][$property]) !== FALSE) {
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$element['#bootstrap_replace'][$property][$callback] = $function;
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}
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// Check for a "form_" prefix instead (for #pre_render).
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elseif (!empty($info[$type][$property]) && array_search('form_' . $callback, $info[$type][$property]) !== FALSE) {
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$element['#bootstrap_replace'][$property]['form_' . $callback] = $function;
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}
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// Otherwise, append the function.
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else {
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$element[$property][] = $function;
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}
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}
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}
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}
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$cached[$theme][$type] = $element;
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}
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// Cache the element information.
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cache_set($cid, $cached);
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}
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// Merge in each theme's cached element info.
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$info = _bootstrap_element_info_array_merge($info, $cached[$theme]);
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}
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}
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/**
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* Merges the cached element information into the runtime array.
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*
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* @param array $info
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* The element info array to merge data into.
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* @param array $cached
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* The cached element info data array to merge from.
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*
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* @return array
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* The altered element info array.
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*/
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function _bootstrap_element_info_array_merge(array $info, array $cached) {
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foreach ($cached as $type => $element) {
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$replacement_data = isset($element['#bootstrap_replace']) ? $element['#bootstrap_replace'] : array();
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unset($element['#bootstrap_replace']);
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foreach ($element as $property => $data) {
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if (is_array($data)) {
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if (!isset($info[$type][$property])) {
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$info[$type][$property] = array();
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}
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// Append the values if not already in the array.
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foreach ($data as $key => $value) {
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if (!in_array($value, $info[$type][$property])) {
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$info[$type][$property][] = $value;
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}
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}
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}
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// Create the property, if not already set.
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elseif (!isset($info[$type][$property])) {
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$info[$type][$property] = $data;
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}
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}
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// Replace data, if necessary.
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foreach ($replacement_data as $property => $data) {
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if (is_array($data)) {
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foreach ($data as $needle => $replacement) {
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if (!empty($info[$type][$property]) && ($key = array_search($needle, $info[$type][$property])) !== FALSE) {
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$info[$type][$property][$key] = $replacement;
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}
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}
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}
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// Replace the property with the new data.
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else {
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$info[$type][$property] = $data;
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}
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}
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}
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// Return the altered element info array.
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return $info;
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}
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/**
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* Implements hook_field_widget_form_alter().
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*/
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function bootstrap_field_widget_form_alter(&$element, &$form_state, $context) {
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$widget_type = isset($context['instance']['widget']['type']) ? $context['instance']['widget']['type'] : NULL;
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if ($widget_type === 'image_image') {
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foreach (element_children($element) as $child) {
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$element[$child]['#process'][] = '_bootstrap_image_field_widget_process';
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}
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}
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}
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/**
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* Implements above #process callback.
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*/
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function _bootstrap_image_field_widget_process($element, &$form_state, $form) {
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// Core explicitly sets #theme_wrappers to an empty array for the upload
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// element (perhaps for styling reasons?). Thus, bootstrap_form_element() is
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// invoked, preventing any necessary logic from executing. To achieve the
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// same goal and keep backwards compatibility, reset the theme wrapper back
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// and indicating that the wrapper shouldn't be printed.
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$element['upload']['#theme_wrappers'][] = 'form_element__image_widget';
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$element['upload']['#form_element_wrapper'] = FALSE;
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// Unfortunately, core also doesn't set #access on the appropriate elements
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228
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// until way too late (ironically, because of #ajax). Instead of calling
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229
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// file_managed_file_pre_render(), just mimic the same #access logic, but
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// using #default_value instead of #value since the ajax request populates
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// #value.
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$value = empty($element['#default_value']['fid']);
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if (!$value) {
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$element['upload']['#access'] = FALSE;
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$element['upload_button']['#access'] = FALSE;
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}
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// If we don't already have a file, there is nothing to remove.
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else {
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$element['remove_button']['#access'] = FALSE;
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}
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241
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// Make the upload file element an input group with a button.
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$element['upload']['#input_group_button'] = $value;
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return $element;
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}
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248
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/**
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249
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* Implements hook_form_alter().
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250
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*/
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251
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function bootstrap_form_alter(array &$form, array &$form_state = array(), $form_id = NULL) {
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252
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if ($form_id) {
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253
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switch ($form_id) {
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254
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case 'system_theme_settings':
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255
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// Create vertical tabs for global settings (provided by core or other
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// contrib modules).
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if (!isset($form['global'])) {
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258
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$form['global'] = array(
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'#type' => 'vertical_tabs',
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260
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'#weight' => -9,
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261
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);
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262
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if (!empty($form_state['build_info']['args'][0])) {
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263
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$form['global']['#prefix'] = '<h2><small>' . t('Override Global Settings') . '</small></h2>';
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264
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}
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265
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}
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266
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267
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// Iterate over all child elements and check to see if they should be
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268
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// moved in the global vertical tabs.
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269
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$global_children = element_children($form);
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270
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foreach ($global_children as $child) {
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271
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if (isset($form[$child]['#type']) && $form[$child]['#type'] === 'fieldset' && !isset($form[$child]['#group'])) {
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272
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$form[$child]['#group'] = 'global';
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273
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}
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274
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}
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275
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break;
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276
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277
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case 'search_form':
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278
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// Add a clearfix class so the results don't overflow onto the form.
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279
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$form['#attributes']['class'][] = 'clearfix';
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280
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281
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// Remove container-inline from the container classes.
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282
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$form['basic']['#attributes']['class'] = array();
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283
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284
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// Hide the default button from display.
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285
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$form['basic']['submit']['#attributes']['class'][] = 'element-invisible';
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286
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287
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// Implement a theme wrapper to add a submit button containing a search
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288
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// icon directly after the input element.
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289
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$form['basic']['keys']['#theme_wrappers'] = array('bootstrap_search_form_wrapper');
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290
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$form['basic']['keys']['#title'] = '';
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291
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$form['basic']['keys']['#attributes']['placeholder'] = t('Search');
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292
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break;
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293
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294
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case 'search_block_form':
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295
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$form['#attributes']['class'][] = 'form-search';
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296
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297
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$form['search_block_form']['#title'] = '';
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298
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$form['search_block_form']['#attributes']['placeholder'] = t('Search');
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299
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300
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// Hide the default button from display and implement a theme wrapper
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301
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// to add a submit button containing a search icon directly after the
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302
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// input element.
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303
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$form['actions']['submit']['#attributes']['class'][] = 'element-invisible';
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304
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$form['search_block_form']['#theme_wrappers'] = array('bootstrap_search_form_wrapper');
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305
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306
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// Apply a clearfix so the results don't overflow onto the form.
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307
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$form['#attributes']['class'][] = 'content-search';
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308
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break;
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309
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310
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case 'image_style_form':
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311
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$form['effects']['new']['new']['#input_group_button'] = TRUE;
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312
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break;
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313
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314
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case 'path_admin_filter_form':
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315
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$form['basic']['filter']['#input_group_button'] = TRUE;
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316
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break;
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317
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}
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318
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|
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319
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}
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320
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}
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|
321
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322
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/**
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323
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* Implements hook_js_alter().
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324
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*/
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325
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function bootstrap_js_alter(&$js) {
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326
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// Exclude specified JavaScript files from theme.
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327
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$excludes = bootstrap_get_theme_info(NULL, 'exclude][js');
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328
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|
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329
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$theme_path = drupal_get_path('theme', 'bootstrap');
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330
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331
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// Add or replace JavaScript files when matching paths are detected.
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332
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// Replacement files must begin with '_', like '_node.js'.
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333
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$files = _bootstrap_file_scan_directory($theme_path . '/js', '/\.js$/');
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334
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foreach ($files as $file) {
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335
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$path = str_replace($theme_path . '/js/', '', $file->uri);
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336
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// Detect if this is a replacement file.
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337
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$replace = FALSE;
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338
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if (preg_match('/^[_]/', $file->filename)) {
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339
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$replace = TRUE;
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340
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$path = dirname($path) . '/' . preg_replace('/^[_]/', '', $file->filename);
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341
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}
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342
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$matches = array();
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343
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if (preg_match('/^modules\/([^\/]*)/', $path, $matches)) {
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344
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if (!module_exists($matches[1])) {
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345
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continue;
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346
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}
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347
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else {
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348
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$path = str_replace('modules/' . $matches[1], drupal_get_path('module', $matches[1]), $path);
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349
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}
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350
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}
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351
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// Path should always exist to either add or replace JavaScript file.
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352
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if (!empty($js[$path])) {
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353
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// Replace file.
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354
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if ($replace) {
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355
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$js[$file->uri] = $js[$path];
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356
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$js[$file->uri]['data'] = $file->uri;
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357
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unset($js[$path]);
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358
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}
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359
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// Add file.
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360
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else {
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361
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$js[$file->uri] = drupal_js_defaults($file->uri);
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362
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$js[$file->uri]['group'] = JS_THEME;
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363
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}
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364
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}
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365
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}
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|
366
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|
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367
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// Ensure jQuery Once is always loaded.
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|
368
|
// @see https://www.drupal.org/node/2149561
|
|
369
|
if (empty($js['misc/jquery.once.js'])) {
|
|
370
|
$jquery_once = drupal_get_library('system', 'jquery.once');
|
|
371
|
$js['misc/jquery.once.js'] = $jquery_once['js']['misc/jquery.once.js'];
|
|
372
|
$js['misc/jquery.once.js'] += drupal_js_defaults('misc/jquery.once.js');
|
|
373
|
}
|
|
374
|
|
|
375
|
// Always add bootstrap.js last.
|
|
376
|
$bootstrap = $theme_path . '/js/bootstrap.js';
|
|
377
|
$js[$bootstrap] = drupal_js_defaults($bootstrap);
|
|
378
|
$js[$bootstrap]['group'] = JS_THEME;
|
|
379
|
$js[$bootstrap]['scope'] = 'footer';
|
|
380
|
|
|
381
|
if (!empty($excludes)) {
|
|
382
|
$js = array_diff_key($js, drupal_map_assoc($excludes));
|
|
383
|
}
|
|
384
|
|
|
385
|
// Add Bootstrap settings.
|
|
386
|
$js['settings']['data'][]['bootstrap'] = array(
|
|
387
|
'anchorsFix' => bootstrap_setting('anchors_fix'),
|
|
388
|
'anchorsSmoothScrolling' => bootstrap_setting('anchors_smooth_scrolling'),
|
|
389
|
'formHasError' => (int) bootstrap_setting('forms_has_error_value_toggle'),
|
|
390
|
'popoverEnabled' => bootstrap_setting('popover_enabled'),
|
|
391
|
'popoverOptions' => array(
|
|
392
|
'animation' => (int) bootstrap_setting('popover_animation'),
|
|
393
|
'html' => (int) bootstrap_setting('popover_html'),
|
|
394
|
'placement' => bootstrap_setting('popover_placement'),
|
|
395
|
'selector' => bootstrap_setting('popover_selector'),
|
|
396
|
'trigger' => implode(' ', array_filter(array_values((array) bootstrap_setting('popover_trigger')))),
|
|
397
|
'triggerAutoclose' => (int) bootstrap_setting('popover_trigger_autoclose'),
|
|
398
|
'title' => bootstrap_setting('popover_title'),
|
|
399
|
'content' => bootstrap_setting('popover_content'),
|
|
400
|
'delay' => (int) bootstrap_setting('popover_delay'),
|
|
401
|
'container' => bootstrap_setting('popover_container'),
|
|
402
|
),
|
|
403
|
'tooltipEnabled' => bootstrap_setting('tooltip_enabled'),
|
|
404
|
'tooltipOptions' => array(
|
|
405
|
'animation' => (int) bootstrap_setting('tooltip_animation'),
|
|
406
|
'html' => (int) bootstrap_setting('tooltip_html'),
|
|
407
|
'placement' => bootstrap_setting('tooltip_placement'),
|
|
408
|
'selector' => bootstrap_setting('tooltip_selector'),
|
|
409
|
'trigger' => implode(' ', array_filter(array_values((array) bootstrap_setting('tooltip_trigger')))),
|
|
410
|
'delay' => (int) bootstrap_setting('tooltip_delay'),
|
|
411
|
'container' => bootstrap_setting('tooltip_container'),
|
|
412
|
),
|
|
413
|
);
|
|
414
|
|
|
415
|
// Add CDN assets, if any.
|
|
416
|
if ($cdn_assets = bootstrap_get_cdn_assets('js')) {
|
|
417
|
$cdn_weight = -99.99;
|
|
418
|
foreach ($cdn_assets as $cdn_asset) {
|
|
419
|
$cdn_weight += .01;
|
|
420
|
$js[$cdn_asset] = drupal_js_defaults($cdn_asset);
|
|
421
|
$js[$cdn_asset]['type'] = 'external';
|
|
422
|
$js[$cdn_asset]['every_page'] = TRUE;
|
|
423
|
$js[$cdn_asset]['weight'] = $cdn_weight;
|
|
424
|
}
|
|
425
|
}
|
|
426
|
}
|
|
427
|
|
|
428
|
/**
|
|
429
|
* Implements hook_icon_bundle_list_alter().
|
|
430
|
*/
|
|
431
|
function bootstrap_icon_bundle_list_alter(&$build, $bundle) {
|
|
432
|
if (bootstrap_setting('tooltip_enabled')) {
|
|
433
|
foreach ($build as &$icon) {
|
|
434
|
$icon['#attributes']['data-toggle'] = 'tooltip';
|
|
435
|
$icon['#attributes']['data-placement'] = 'bottom';
|
|
436
|
}
|
|
437
|
}
|
|
438
|
}
|
|
439
|
|
|
440
|
/**
|
|
441
|
* Implements hook_menu_local_tasks_alter().
|
|
442
|
*/
|
|
443
|
function bootstrap_menu_local_tasks_alter(&$data, &$router_item, $root_path) {
|
|
444
|
if (!empty($data['actions']['output'])) {
|
|
445
|
$items = array();
|
|
446
|
foreach ($data['actions']['output'] as $item) {
|
|
447
|
$items[] = array(
|
|
448
|
'data' => $item,
|
|
449
|
);
|
|
450
|
}
|
|
451
|
$data['actions']['output'] = array(
|
|
452
|
'#theme' => 'item_list__action_links',
|
|
453
|
'#items' => $items,
|
|
454
|
'#attributes' => array(
|
|
455
|
'class' => array('action-links'),
|
|
456
|
),
|
|
457
|
);
|
|
458
|
}
|
|
459
|
}
|
|
460
|
|
|
461
|
/**
|
|
462
|
* Implements hook_js_callback_filter_xss_alter().
|
|
463
|
*/
|
|
464
|
function bootstrap_js_callback_filter_xss_alter(array &$allowed_tags = array()) {
|
|
465
|
$allowed_tags[] = 'button';
|
|
466
|
}
|
