FINAL suepr merge step : added all modules to this super repos
This commit is contained in:
Bachir Soussi Chiadmi
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<?php
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/**
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* @file
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* Converts non-latin text to US-ASCII and sanitizes file names.
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*
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* @author Stefan M. Kudwien (http://drupal.org/user/48898)
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*/
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/**
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* Implements hook_menu().
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*/
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function transliteration_menu() {
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$items['admin/config/media/file-system/settings'] = array(
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'title' => 'Settings',
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'file path' => drupal_get_path('module', 'system'),
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'weight' => -10,
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'type' => MENU_DEFAULT_LOCAL_TASK,
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);
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$items['admin/config/media/file-system/transliteration'] = array(
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'title' => 'Transliteration',
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'description' => 'Convert existing file names to US-ASCII.',
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'page callback' => 'drupal_get_form',
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'page arguments' => array('transliteration_retroactive'),
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'access arguments' => array('administer site configuration'),
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'file' => 'transliteration.admin.inc',
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'weight' => 10,
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'type' => MENU_LOCAL_TASK,
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);
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return $items;
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}
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/**
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* Implements hook_form_FORM_ID_alter().
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*
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* Adds transliteration settings to the file system configuration form.
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*/
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function transliteration_form_system_file_system_settings_alter(&$form, &$form_state) {
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$form['transliteration'] = array(
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'#type' => 'item',
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'#title' => t('Transliteration'),
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'#value' => '',
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);
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$form['transliteration']['transliteration_file_uploads'] = array(
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'#type' => 'checkbox',
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'#title' => t('Transliterate file names during upload.'),
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'#description' => t('Enable to convert file names to US-ASCII character set for cross-platform compatibility.'),
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'#default_value' => variable_get('transliteration_file_uploads', TRUE),
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);
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$form['transliteration']['transliteration_file_lowercase'] = array(
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'#type' => 'checkbox',
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'#title' => t('Lowercase transliterated file names.'),
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'#default_value' => variable_get('transliteration_file_lowercase', TRUE),
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'#description' => t('This is a recommended setting to prevent issues with case-insensitive file systems. It has no effect if transliteration has been disabled.'),
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);
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$form['buttons']['#weight'] = 1;
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}
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/**
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* Implements hook_form_FORM_ID_alter().
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*
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* Adds transliteration settings to the search settings form.
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*/
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function transliteration_form_search_admin_settings_alter(&$form, &$form_state) {
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$form['transliteration'] = array(
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'#type' => 'fieldset',
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'#title' => t('Transliteration'),
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);
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$form['transliteration']['transliteration_search'] = array(
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'#type' => 'checkbox',
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'#title' => t('Transliterate search index and searched strings.'),
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'#description' => t('Enable to allow searching and indexing using US-ASCII character set, i.e. to treat accented and unaccented letters the same.'),
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'#default_value' => variable_get('transliteration_search', TRUE),
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);
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}
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/**
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* Transliterates and sanitizes a file name.
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*
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* The resulting file name has white space replaced with underscores, consists
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* of only US-ASCII characters, and is converted to lowercase (if configured).
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* If multiple files have been submitted as an array, the names will be
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* processed recursively.
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*
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* @param $filename
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* A file name, or an array of file names.
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* @param $source_langcode
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* Optional ISO 639 language code that denotes the language of the input and
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* is used to apply language-specific variations. If the source language is
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* not known at the time of transliteration, it is recommended to set this
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* argument to the site default language to produce consistent results.
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* Otherwise the current display language will be used.
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* @return
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* Sanitized file name, or array of sanitized file names.
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*
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* @see language_default()
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*/
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function transliteration_clean_filename($filename, $source_langcode = NULL) {
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if (is_array($filename)) {
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foreach ($filename as $key => $value) {
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$filename[$key] = transliteration_clean_filename($value, $source_langcode);
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}
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return $filename;
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}
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$filename = transliteration_get($filename, '', $source_langcode);
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// Replace whitespace.
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$filename = str_replace(' ', '_', $filename);
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// Remove remaining unsafe characters.
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$filename = preg_replace('![^0-9A-Za-z_.-]!', '', $filename);
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// Remove multiple consecutive non-alphabetical characters.
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$filename = preg_replace('/(_)_+|(\.)\.+|(-)-+/', '\\1\\2\\3', $filename);
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// Force lowercase to prevent issues on case-insensitive file systems.
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if (variable_get('transliteration_file_lowercase', TRUE)) {
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$filename = strtolower($filename);
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}
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return $filename;
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}
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/**
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* Transliterates text.
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*
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* Takes an input string in any language and character set, and tries to
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* represent it in US-ASCII characters by conveying, in Roman letters, the
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* pronunciation expressed by the text in some other writing system.
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*
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* @param $text
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* UTF-8 encoded text input.
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* @param $unknown
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* Replacement string for characters that do not have a suitable ASCII
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* equivalent.
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* @param $source_langcode
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* Optional ISO 639 language code that denotes the language of the input and
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* is used to apply language-specific variations. If the source language is
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* not known at the time of transliteration, it is recommended to set this
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* argument to the site default language to produce consistent results.
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* Otherwise the current display language will be used.
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* @return
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* Transliterated text.
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*
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* @see language_default()
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*/
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function transliteration_get($text, $unknown = '?', $source_langcode = NULL) {
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if (!function_exists('_transliteration_process')) {
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module_load_include('inc', 'transliteration');
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}
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return _transliteration_process($text, $unknown, $source_langcode);
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}
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/**
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* Implements hook_init().
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*
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* Sanitizes file names during upload.
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*/
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function transliteration_init() {
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if (!empty($_FILES['files']) && variable_get('transliteration_file_uploads', TRUE)) {
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// Figure out language, which is available in $_POST['language'] for node
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// forms.
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$langcode = NULL;
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if (!empty($_POST['language'])) {
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$languages = language_list();
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if (isset($languages[$_POST['language']])) {
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$langcode = $_POST['language'];
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}
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}
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foreach ($_FILES['files']['name'] as $field => $filename) {
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// Keep a copy of the unaltered file name.
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$_FILES['files']['orig_name'][$field] = $filename;
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$_FILES['files']['name'][$field] = transliteration_clean_filename($filename, $langcode);
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}
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}
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}
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/**
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* Implements hook_search_preprocess().
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*
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* Transliterates text added to the search index and user submitted search
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* keywords.
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*/
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function transliteration_search_preprocess($text) {
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if (variable_get('transliteration_search', TRUE)) {
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return transliteration_get($text, '', language_default('language'));
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}
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return $text;
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}
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/**
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* Implements hook_filter_info().
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*/
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function transliteration_filter_info() {
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return array(
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'transliteration' => array(
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'title' => t('Convert all characters to US-ASCII'),
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'process callback' => '_transliteration_filter_process',
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'settings callback' => '_transliteration_filter_settings',
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'default settings' => array(
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'no_known_transliteration' => '?'
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),
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'tips callback' => '_transliteration_filter_tips',
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),
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);
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}
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/**
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* Process callback for the transliteration filter.
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*/
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function _transliteration_filter_process($text, $filter, $format, $langcode, $cache, $cache_id) {
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return transliteration_get($text, $filter->settings['no_known_transliteration'], $langcode);
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}
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/**
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* Settings callback for the transliteration filter.
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*/
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function _transliteration_filter_settings($form, &$form_state, $filter, $format, $defaults, $filters) {
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$filter->settings += $defaults;
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return array(
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'no_known_transliteration' => array(
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'#type' => 'textfield',
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'#title' => t('Placeholder for characters with no known US-ASCII equivalent'),
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'#size' => 2,
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// The maximum length is 5 in order to accommodate unicode multibyte input.
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'#maxlength' => 5,
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'#default_value' => $filter->settings['no_known_transliteration'],
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)
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);
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}
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/**
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* Filter tips callback for the transliteration filter.
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*/
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function _transliteration_filter_tips($filter, $format, $long) {
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return t('Non-latin text (e.g., å, ö, 漢) will be converted to US-ASCII equivalents (a, o, ?).');
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}
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