function check_files()
{
if (wp_verify_nonce($_POST['nonce'], "molie_admin_check")) {
require_once __DIR__ . "/../../API/Psr4AutoloaderClass.php";
$loader = new Psr4AutoloaderClass();
$loader->register();
$loader->addNamespace('InstructureCanvasAPI', __DIR__ . "/../../API/InstructureCanvasAPI/src");
$API = new InstructureCanvasAPI\InstructureCanvasAPI(array("site" => get_post_meta($_POST['course'], "courseURL", true), "token" => get_post_meta($_POST['course'], "courseToken", true), "webService" => "CURL"));
$files = new InstructureCanvasAPI\Courses\Files\Files();
$files->setAPI($API);
$course_id = get_post_meta($_POST['course'], "courseID", true);
$files->setCourseID($course_id);
$data = $files->getFiles();
$diff = false;
$files_diff = array();
foreach ($data->content as $item) {
global $wpdb;
$data = $wpdb->get_results("select post_id from " . $wpdb->prefix . "postmeta where meta_key ='CanvasCourseIDFileID' and meta_value like '%" . $course_id . "," . $item->id . "%'");
if (count($data) == 0) {
$diff = true;
array_push($files_diff, $item);
}
}
if ($diff) {
echo json_encode(array($diff, $files_diff));
} else {
echo json_encode(array($diff, $files_diff));
}
} else {
echo "Nonce failed";
}
wp_die();
}
private function get_file($post)
{
require_once __DIR__ . "/../../API/Psr4AutoloaderClass.php";
$loader = new Psr4AutoloaderClass();
$loader->register();
$loader->addNamespace('InstructureCanvasAPI', __DIR__ . "/../../API/InstructureCanvasAPI/src");
$API = new InstructureCanvasAPI\InstructureCanvasAPI(array("site" => get_post_meta($post->ID, "courseURL", true), "token" => get_post_meta($post->ID, "courseToken", true), "webService" => "CURL"));
$file = new InstructureCanvasAPI\Courses\Files\Files();
$file->setAPI($API);
$file->setCourseID(get_post_meta($post->ID, "courseID", true));
$file_data = $file->getFile($_POST['item']);
return $file_data->content;
}
function media_added($post_id)
{
$post = get_post($post_id);
$linked = get_post_meta($post->post_parent, "CanvasLinked", true);
if ($linked == 1) {
if (get_post_meta($post_id, "CanvasCourseIDFileID", true) == "") {
$course_id = get_post_meta($post->post_parent, "CanvasCourse", true);
global $wpdb;
$course_post = $wpdb->get_results("select post_id from " . $wpdb->prefix . "postmeta where meta_key='CourseID' and meta_value = '" . $course_id . "'");
$course_post = get_post($course_post[0]->post_id);
$file_system = get_post_meta($course_post->ID, "courseFileSystem", true);
foreach ($file_system as $folder_id => $file_data) {
if (strpos($file_data['actual_path'], $course_id . "/course files/") === FALSE) {
$folder = $folder_id;
$actual_path = $file_data['actual_path'];
}
}
$file = get_attached_file($post_id);
$parts = explode("/", $file);
$new_name = $actual_path . "/" . array_pop($parts);
rename($file, $new_name);
$dir = wp_upload_dir();
$change_path = str_replace("\\", "/", $dir['basedir']) . "/";
$new_path = str_replace($change_path, "", $new_name);
$data = wp_generate_attachment_metadata($post_id, $new_name);
update_post_meta($post_id, "_wp_attached_file", $new_path);
update_post_meta($post_id, "_wp_attachment_metadata", $data, true);
require_once __DIR__ . "/../../API/Psr4AutoloaderClass.php";
$loader = new Psr4AutoloaderClass();
$loader->register();
$loader->addNamespace('InstructureCanvasAPI', __DIR__ . "/../../API/InstructureCanvasAPI/src");
$API = new InstructureCanvasAPI\InstructureCanvasAPI(array("site" => get_post_meta($course_post->ID, "courseURL", true), "token" => get_post_meta($course_post->ID, "courseToken", true), "webService" => "CURL"));
$files = new InstructureCanvasAPI\Courses\Files\Files();
$files->setAPI($API);
$files->setCourseID($course_id);
$parts = explode("/", $post->guid);
$name = array_pop($parts);
$data = $files->requestUpload(array("name" => $name, "content_type" => $post->post_mime_type, "parent_folder_id" => $folder));
$file_data = array("file" => $change_path . $new_path);
$file_data = $files->upload($data->content->upload_url, $data->content->upload_params, $file_data);
$header_parts = explode("\n", $file_data->header);
foreach ($header_parts as $part) {
if (strpos($part, "Location:") !== FALSE) {
$confirm_url = trim(substr($part, strpos($part, ":") + 1));
}
}
$confirm_data = $files->confirm($confirm_url);
$parts = explode("verifier=", $confirm_data->content->url);
$verifier = array_pop($parts);
update_post_meta($course_post->ID, "molie_file_" . $confirm_data->content->id, $post_id);
update_post_meta($post_id, "CanvasCourse", $course_id);
update_post_meta($post_id, "CanvasFileVerifier", $verifier);
update_post_meta($post_id, "CanvasCourseIDFileID", $course_id . "," . $_POST['item']);
update_post_meta($post_id, "CanvasFileURL", $confirm_data->content->url);
}
}
}
function files()
{
if (!isset($_POST['molie-files-nonce'])) {
$args = array("post_type" => "linkedcanvascourse", "post_status" => "publish");
$courses = get_posts($args);
if (count($courses) != 0) {
echo "<h2>" . __("Choose a course") . "</h2>";
$nonce = wp_create_nonce("molie-files");
foreach ($courses as $course) {
?>
<form method="post" action="<?php
echo admin_url("admin.php?page=molie_files");
?>
">
<p><?php
echo $course->post_title;
?>
</p>
<input type="hidden" name="molie-files-nonce" value="<?php
echo $nonce;
?>
"/>
<input type="hidden" name="url" value="<?php
echo get_post_meta($course->ID, "courseURL", true);
?>
" />
<input type="hidden" name="token" value="<?php
echo get_post_meta($course->ID, "courseToken", true);
?>
" />
<input name="course_ID" type="hidden" value="<?php
echo $course->ID;
?>
" />
<input type="submit" value="<?php
echo __("Get Files");
?>
" />
</form>
<?php
}
}
} else {
if (wp_verify_nonce($_POST['molie-files-nonce'], "molie-files")) {
$course_id = get_post_meta($_POST['course_ID'], "courseID", true);
$course_token = get_post_meta($_POST['course_ID'], "courseToken", true);
$course_url = get_post_meta($_POST['course_ID'], "courseURL", true);
require_once __DIR__ . "/../../API/Psr4AutoloaderClass.php";
$loader = new Psr4AutoloaderClass();
$loader->register();
$loader->addNamespace('InstructureCanvasAPI', __DIR__ . "/../../API/InstructureCanvasAPI/src");
$API = new InstructureCanvasAPI\InstructureCanvasAPI(array("site" => $course_url, "token" => $course_token, "webService" => "CURL"));
$folders = new InstructureCanvasAPI\Courses\Folders\Folders();
$folders->setAPI($API);
$folders->setCourseID($course_id);
$data = $folders->getFolders();
$folders = $data->content;
$this->file_system = array();
foreach ($folders as $folder) {
if ($folder->name == "course files") {
$base_id = $folder->id;
}
if (!isset($this->file_system[$folder->id])) {
$this->file_system[$folder->id] = array("name" => $folder->name, "id" => $folder->id, "url" => $folder->files_url);
$this->file_system[$folder->id]['children'] = array();
if ($folder->parent_folder_id != "") {
if (!isset($this->file_system[$folder->parent_folder_id])) {
$this->file_system[$folder->parent_folder_id] = array();
$this->file_system[$folder->parent_folder_id]["children"] = array();
}
array_push($this->file_system[$folder->parent_folder_id]['children'], $folder->id);
}
} else {
$this->file_system[$folder->id]["name"] = $folder->name;
$this->file_system[$folder->id]["id"] = $folder->id;
$this->file_system[$folder->id]["url"] = $folder->files_url;
if ($folder->parent_folder_id != "") {
if (!isset($this->file_system[$folder->parent_folder_id])) {
$this->file_system[$folder->parent_folder_id] = array();
$this->file_system[$folder->parent_folder_id]["children"] = array();
}
array_push($this->file_system[$folder->parent_folder_id]['children'], $folder->id);
}
}
}
$upload_dir = wp_upload_dir();
$base_path = $upload_dir['basedir'];
if (!is_dir($base_path . "/" . $course_id)) {
mkdir($base_path . "/" . $course_id);
}
$this->make_folders($base_id, $base_path . "/" . $course_id);
foreach ($this->file_system as $index => $id) {
unset($this->file_system[$index]['name']);
unset($this->file_system[$index]['id']);
unset($this->file_system[$index]['children']);
}
delete_post_meta($_POST['course_ID'], "courseFileSystem");
add_post_meta($_POST['course_ID'], "courseFileSystem", $this->file_system, true);
$files = new InstructureCanvasAPI\Courses\Files\Files();
$files->setAPI($API);
$files->setCourseID($course_id);
$data = $files->getFiles();
$files = $data->content;
if ($data) {
if (count($data->content) != 0) {
echo "<div id='molie_choose'>";
echo "<h2>" . __("Files in this course") . "</h2>";
echo "<p>" . __("You should import all files") . "</p>";
echo "<div id='importProgress'><p><strong>" . __("Import Progress") . " <span id='importTotal'></span></strong></p><div id='importProgressBar'></div></div>";
echo '<form id="molie_choose_form" action="javascript:function connect(){return false;};">';
echo "<input type='submit' id='molie_file_submit' value='" . __("Import files") . "' />";
echo "<input type='submit' id='molie_choose_skip' value='" . __("Skip step") . "' />";
echo "<p><span><a href='javascript:molie_select_all()'>" . __("Select All") . "</a></span> <span><a href='javascript:molie_unselect_all()'>" . __("Unselect All") . "</a></span></p>";
echo "<ul>";
foreach ($data->content as $file) {
echo "<li>";
if (isset($file->thumbnail_url)) {
echo "<img src='" . $file->thumbnail_url . "' />";
}
$file_size = $file->size / 1000;
$file_size_parts = explode(".", $file_size);
if (strlen($file_size_parts[0]) >= 4) {
$file_size = $file->size / 1000000;
$file_size = substr($file_size, 0, 4) . "MB";
} else {
$file_size = substr($file_size, 0, 4) . "KB";
}
if ($this->is_file_downloaded($_POST['course_ID'], $file)) {
$checked = "";
$downloaded = __("Already Downloaded");
} else {
$checked = "checked";
$downloaded = "";
}
$parts = explode("verifier=", $file->url);
$verifier = array_pop($parts);
echo "<input verifier='" . $verifier . "' type='checkbox' " . $checked . " filename='" . $file->display_name . "' folder='" . $file->folder_id . "' url='" . $file->url . "' id='" . $file->id . "' course_post='" . $_POST['course_ID'] . "'>" . $file->display_name . " (" . $file_size . ")<span id='update" . $file->id . "'>" . $downloaded . "</span></li>";
}
echo "</ul>";
echo "<input type='submit' id='molie_file_submit' value='" . __("Import files") . "' />";
echo "</form>";
echo "</div>";
echo "<div id='molie_quiz_assignments'>";
echo '<form method="post" action="' . admin_url("admin.php?page=molie_quiz") . '">';
echo "<input name='course_id' type='hidden' value='" . $_POST['course_ID'] . "' />";
echo wp_nonce_field("molie-quiz-nonce", "molie-quiz-nonce");
echo "<input type='submit' value='" . __("Now, Quizzes") . "' />";
echo "</form>";
echo "</div>";
}
}
$loader->unregister();
}
}
}
