function validation($data, $files)
{
global $USER;
if ($errors = parent::validation($data, $files)) {
return $errors;
}
$usercontext = context_user::instance($USER->id);
$fs = get_file_storage();
if (!($files = $fs->get_area_files($usercontext->id, 'user', 'draft', $data['importfile'], 'id', false))) {
$errors['importfile'] = get_string('required');
return $errors;
} else {
$file = reset($files);
if ($file->get_mimetype() != 'application/zip') {
$errors['importfile'] = get_string('invalidfiletype', 'error', $file->get_filename());
// better delete current file, it is not usable anyway
$fs->delete_area_files($usercontext->id, 'user', 'draft', $data['importfile']);
} else {
if (!($chpterfiles = toolbook_importhtml_get_chapter_files($file, $data['type']))) {
$errors['importfile'] = get_string('errornochapters', 'booktool_importhtml');
}
}
}
return $errors;
}
/**
* Import HTML pages packaged into one zip archive
*
* @param stored_file $package
* @param string $type type of the package ('typezipdirs' or 'typezipfiles')
* @param stdClass $book
* @param context_module $context
* @param bool $verbose
*/
function toolbook_importhtml_import_chapters($package, $type, $book, $context, $verbose = true) {
global $DB, $OUTPUT;
$fs = get_file_storage();
$chapterfiles = toolbook_importhtml_get_chapter_files($package, $type);
$packer = get_file_packer('application/zip');
$fs->delete_area_files($context->id, 'mod_book', 'importhtmltemp', 0);
$package->extract_to_storage($packer, $context->id, 'mod_book', 'importhtmltemp', 0, '/');
// $datafiles = $fs->get_area_files($context->id, 'mod_book', 'importhtmltemp', 0, 'id', false);
// echo "<pre>";p(var_export($datafiles, true));
$chapters = array();
if ($verbose) {
echo $OUTPUT->notification(get_string('importing', 'booktool_importhtml'), 'notifysuccess');
}
if ($type == 0) {
$chapterfile = reset($chapterfiles);
if ($file = $fs->get_file_by_hash(sha1("$context->id/mod_book/importhtmltemp/0/$chapterfile->pathname"))) {
$htmlcontent = toolbook_importhtml_fix_encoding($file->get_content());
$htmlchapters = toolbook_importhtml_parse_headings(toolbook_importhtml_parse_body($htmlcontent));
// TODO: process h1 as main chapter and h2 as subchapters
}
} else {
foreach ($chapterfiles as $chapterfile) {
if ($file = $fs->get_file_by_hash(sha1("/$context->id/mod_book/importhtmltemp/0/$chapterfile->pathname"))) {
$chapter = new stdClass();
$htmlcontent = toolbook_importhtml_fix_encoding($file->get_content());
$chapter->bookid = $book->id;
$chapter->pagenum = $DB->get_field_sql('SELECT MAX(pagenum) FROM {book_chapters} WHERE bookid = ?', array($book->id)) + 1;
$chapter->importsrc = '/'.$chapterfile->pathname;
$chapter->content = toolbook_importhtml_parse_styles($htmlcontent);
$chapter->content .= toolbook_importhtml_parse_body($htmlcontent);
$chapter->title = toolbook_importhtml_parse_title($htmlcontent, $chapterfile->pathname);
$chapter->contentformat = FORMAT_HTML;
$chapter->hidden = 0;
$chapter->timecreated = time();
$chapter->timemodified = time();
if (preg_match('/_sub(\/|\.htm)/i', $chapter->importsrc)) { // If filename or directory ends with *_sub treat as subchapters
$chapter->subchapter = 1;
} else {
$chapter->subchapter = 0;
}
$chapter->id = $DB->insert_record('book_chapters', $chapter);
$chapters[$chapter->id] = $chapter;
add_to_log($book->course, 'book', 'add chapter', 'view.php?id='.$context->instanceid.'&chapterid='.$chapter->id, $chapter->id, $context->instanceid);
}
}
}
if ($verbose) {
echo $OUTPUT->notification(get_string('relinking', 'booktool_importhtml'), 'notifysuccess');
}
$allchapters = $DB->get_records('book_chapters', array('bookid'=>$book->id), 'pagenum');
foreach ($chapters as $chapter) {
// find references to all files and copy them + relink them
$matches = null;
if (preg_match_all('/(src|codebase|name|href)\s*=\s*"([^"]+)"/i', $chapter->content, $matches)) {
$file_record = array('contextid'=>$context->id, 'component'=>'mod_book', 'filearea'=>'chapter', 'itemid'=>$chapter->id);
foreach ($matches[0] as $i => $match) {
$filepath = dirname($chapter->importsrc).'/'.$matches[2][$i];
$filepath = toolbook_importhtml_fix_path($filepath);
if (strtolower($matches[1][$i]) === 'href') {
// skip linked html files, we will try chapter relinking later
foreach ($allchapters as $target) {
if ($target->importsrc === $filepath) {
continue 2;
}
}
}
if ($file = $fs->get_file_by_hash(sha1("/$context->id/mod_book/importhtmltemp/0$filepath"))) {
if (!$oldfile = $fs->get_file_by_hash(sha1("/$context->id/mod_book/chapter/$chapter->id$filepath"))) {
$fs->create_file_from_storedfile($file_record, $file);
}
$chapter->content = str_replace($match, $matches[1][$i].'="@@PLUGINFILE@@'.$filepath.'"', $chapter->content);
}
}
$DB->set_field('book_chapters', 'content', $chapter->content, array('id'=>$chapter->id));
}
}
unset($chapters);
$allchapters = $DB->get_records('book_chapters', array('bookid'=>$book->id), 'pagenum');
foreach ($allchapters as $chapter) {
$newcontent = $chapter->content;
$matches = null;
if (preg_match_all('/(href)\s*=\s*"([^"]+)"/i', $chapter->content, $matches)) {
foreach ($matches[0] as $i => $match) {
if (strpos($matches[2][$i], ':') !== false or strpos($matches[2][$i], '@') !== false) {
// it is either absolute or pluginfile link
continue;
}
$chapterpath = dirname($chapter->importsrc).'/'.$matches[2][$i];
$chapterpath = toolbook_importhtml_fix_path($chapterpath);
foreach ($allchapters as $target) {
if ($target->importsrc === $chapterpath) {
$newcontent = str_replace($match, 'href="'.new moodle_url('/mod/book/view.php',
array('id'=>$context->instanceid, 'chapter'=>$target->id)).'"', $newcontent);
}
}
}
}
if ($newcontent !== $chapter->content) {
$DB->set_field('book_chapters', 'content', $newcontent, array('id'=>$chapter->id));
}
}
add_to_log($book->course, 'course', 'update mod', '../mod/book/view.php?id='.$context->instanceid, 'book '.$book->id);
$fs->delete_area_files($context->id, 'mod_book', 'importhtmltemp', 0);
// update the revision flag - this takes a long time, better to refetch the current value
$book = $DB->get_record('book', array('id'=>$book->id));
$DB->set_field('book', 'revision', $book->revision+1, array('id'=>$book->id));
}
