Chamilo is a learning management system focused on ease of use and accessibility
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chamilo-lms/public/main/document/create_audio.php

326 lines
9.3 KiB

<?php
/* For licensing terms, see /license.txt */
use ChamiloSession as Session;
/**
* This file allows creating audio files from a text.
*
* @author Juan Carlos Raña Trabado
*
* @since 8/January/2011
* TODO:clean all file
*/
require_once __DIR__.'/../inc/global.inc.php';
$this_section = SECTION_COURSES;
$nameTools = get_lang('Create audio');
api_protect_course_script();
api_block_anonymous_users();
$courseInfo = api_get_course_info();
$groupRights = Session::read('group_member_with_upload_rights');
$groupId = api_get_group_id();
if ('false' === api_get_setting('enabled_text2audio')) {
api_not_allowed(true);
}
$requestId = isset($_REQUEST['id']) ? (int) $_REQUEST['id'] : null;
$document_data = DocumentManager::get_document_data_by_id(
$requestId,
api_get_course_id()
);
if (empty($document_data)) {
if (api_is_in_group()) {
$group_properties = GroupManager::get_group_properties(
$groupId
);
$document_id = DocumentManager::get_document_id(
api_get_course_info(),
$group_properties['directory']
);
$document_data = DocumentManager::get_document_data_by_id(
$document_id,
api_get_course_id()
);
}
}
$document_id = $document_data['id'];
$dir = $document_data['path'];
//jquery textareaCounter
$htmlHeadXtra[] = '<script src="../inc/lib/javascript/textareacounter/jquery.textareaCounter.plugin.js" type="text/javascript"></script>';
$is_allowed_to_edit = api_is_allowed_to_edit(null, true);
// Please, do not modify this dirname formatting
if (strstr($dir, '..')) {
$dir = '/';
}
if ('.' == $dir[0]) {
$dir = substr($dir, 1);
}
if ('/' != $dir[0]) {
$dir = '/'.$dir;
}
if ('/' != $dir[strlen($dir) - 1]) {
$dir .= '/';
}
$filepath = api_get_path(SYS_COURSE_PATH).$_course['path'].'/document'.$dir;
if (!is_dir($filepath)) {
$filepath = api_get_path(SYS_COURSE_PATH).$_course['path'].'/document/';
$dir = '/';
}
//groups //TODO: clean
if (!empty($groupId)) {
$interbreadcrumb[] = [
"url" => "../group/group_space.php?".api_get_cidreq(),
"name" => get_lang('Group area'),
];
$group = GroupManager:: get_group_properties($groupId);
$path = explode('/', $dir);
if ('/'.$path[1] != $group['directory']) {
api_not_allowed(true);
}
}
$interbreadcrumb[] = [
'url' => "./document.php?curdirpath=".urlencode($dir)."&".api_get_cidreq(),
'name' => get_lang('Documents'),
];
if (!api_is_allowed_in_course()) {
api_not_allowed(true);
}
if (!($is_allowed_to_edit || $groupRights ||
DocumentManager::is_my_shared_folder(
api_get_user_id(),
Security::remove_XSS($dir),
api_get_session_id()
))
) {
api_not_allowed(true);
}
Event::event_access_tool(TOOL_DOCUMENT);
$display_dir = $dir;
if (isset($group)) {
$display_dir = explode('/', $dir);
unset($display_dir[0]);
unset($display_dir[1]);
$display_dir = implode('/', $display_dir);
}
// Copied from document.php
$dir_array = explode('/', $dir);
$array_len = count($dir_array);
$dir_acum = '';
for ($i = 0; $i < $array_len; $i++) {
$url_dir = 'document.php?&curdirpath='.$dir_acum.$dir_array[$i];
//Max char 80
$url_to_who = cut($dir_array[$i], 80);
$interbreadcrumb[] = ['url' => $url_dir, 'name' => $url_to_who];
$dir_acum .= $dir_array[$i].'/';
}
$service = isset($_GET['service']) ? $_GET['service'] : 'google';
if (isset($_POST['text2voice_mode']) && 'google' == $_POST['text2voice_mode']) {
downloadAudioGoogle($dir);
}
Display:: display_header($nameTools, 'Doc');
echo '<div class="actions">';
echo '<a href="document.php?id='.$document_id.'">';
echo Display::return_icon(
'back.png',
get_lang('Back to').' '.get_lang('Documents overview'),
'',
ICON_SIZE_MEDIUM
);
echo '</a>';
echo '<a href="create_audio.php?'.api_get_cidreq().'&id='.$document_id.'&service=google">'.
Display::return_icon('google.png', get_lang('Use Google audio services'), '', ICON_SIZE_MEDIUM).'</a>';
echo '</div>';
?>
<!-- javascript and styles for textareaCounter-->
<script>
var info;
$(function() {
var options = {
'maxCharacterSize': 100,
'originalStyle': 'originalTextareaInfo',
'warningStyle': 'warningTextareaInfo',
'warningNumber': 20,
'displayFormat': '#input/#max'
};
$('#textarea_google').textareaCount(options, function (data) {
$('#textareaCallBack').html(data);
});
});
</script>
<style>
.overview {
background: #FFEC9D;
padding: 10px;
width: 90%;
border: 1px solid #CCCCCC;
}
.originalTextareaInfo {
font-size: 12px;
color: #000000;
text-align: right;
}
.warningTextareaInfo {
color: #FF0000;
font-weight: bold;
text-align: right;
}
#showData {
height: 70px;
width: 200px;
border: 1px solid #CCCCCC;
padding: 10px;
margin: 10px;
}
</style>
<div id="textareaCallBack"></div>
<?php
$tbl_admin_languages = Database::get_main_table(TABLE_MAIN_LANGUAGE);
$sql_select = "SELECT * FROM $tbl_admin_languages";
$result_select = Database::query($sql_select);
$options = $options_pedia = [];
$selected_language = null;
while ($row = Database::fetch_array($result_select)) {
$options[$row['isocode']] = $row['original_name'].' ('.$row['english_name'].')';
if (in_array($row['isocode'], ['de', 'en', 'es', 'fr'])) {
$options_pedia[$row['isocode']] = $row['original_name'].' ('.$row['english_name'].')';
}
}
if ('google' == $service) {
$selected_language = api_get_language_isocode(); //lang default is the course language
$form = new FormValidator('form1', 'post', api_get_self().'?'.api_get_cidreq(), '', ['id' => 'form1']);
$form->addHeader(get_lang('Convert your text to speech'));
$form->addElement('hidden', 'text2voice_mode', 'google');
$form->addElement('hidden', 'id', $document_id);
$form->addElement('text', 'title', get_lang('Title'));
$form->addElement('select', 'lang', get_lang('Language'), $options);
$form->addElement('textarea', 'text', get_lang('Enter the text you want to convert to an audio file'), ['id' => 'textarea_google']);
$form->addButtonSave(get_lang('Save mp3'));
$defaults = [];
$defaults['lang'] = $selected_language;
$form->setDefaults($defaults);
$form->display();
}
Display::display_footer();
/**
* This function save a post into a file mp3 from google services.
*
* @param $filepath
* @param $dir
*
* @author Juan Carlos Raña Trabado <herodoto@telefonica.net>
*
* @version january 2011, chamilo 1.8.8
*/
function downloadAudioGoogle($dir)
{
$location = 'create_audio.php?'.api_get_cidreq().'&id='.intval($_POST['id']).'&service=google';
//security
if (!isset($_POST['lang']) && !isset($_POST['text']) &&
!isset($_POST['title']) && !isset($dir)
) {
echo '<script>window.location.href="'.$location.'"</script>';
return;
}
$_course = api_get_course_info();
$clean_title = trim($_POST['title']);
$clean_text = trim($_POST['text']);
if (empty($clean_title) || empty($clean_text)) {
echo '<script>window.location.href="'.$location.'"</script>';
return;
}
$clean_title = Security::remove_XSS($clean_title);
$clean_title = Database::escape_string($clean_title);
$clean_title = str_replace(' ', '_', $clean_title); //compound file names
$clean_text = Security::remove_XSS($clean_text);
$clean_lang = Security::remove_XSS($_POST['lang']);
$extension = 'mp3';
$audio_filename = $clean_title.'.'.$extension;
$audio_title = str_replace('_', ' ', $clean_title);
$clean_text = api_replace_dangerous_char($clean_text);
// adding the file
// add new file to disk
$proxySettings = api_get_configuration_value('proxy_settings');
$key = api_get_configuration_value('translate_app_google_key');
$url = "https://www.googleapis.com/language/translate/v2?key=$key&".$clean_lang."&target=$clean_lang&q=".urlencode($clean_text)."";
if (empty($proxySettings)) {
$content = @file_get_contents($url);
} else {
if (!empty($proxySettings['stream_context_create'])) {
$context = stream_context_create($proxySettings['stream_context_create']);
} else {
$context = stream_context_create();
}
$content = file_get_contents($url, false, $context);
}
if (empty($content)) {
Display::addFlash(Display::return_message(get_lang('The Google Translate API used by this feature returned and empty answer. Please check or ask your translate_app_google_key setting is set correctly, or kindly ask an administrator to do so.'), 'error'));
return;
}
// add document to database
$relativeUrlPath = $dir;
DocumentManager::addDocument(
$_course,
$relativeUrlPath.$audio_filename,
'file',
'',
$audio_title,
null,
0,
null,
0,
0,
0,
true,
$content
);
echo Display::return_message(get_lang('Documented created'), 'confirm');
echo '<script>window.location.href="'.$location.'"</script>';
}