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<?php
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/**
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* Temp function to allow use of getId3 module while we wait for a patch
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*/
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function mediafield_getid3_analyze($path){
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getid3_load();
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return (GETID3_VERSION != 'GETID3_VERSION'?getid3_analyze($path):array());
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}
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/**
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* Wrapper function for _file_check_directory that accepts a form element
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* to validate - if user specified one. Won't allow form submit unless the
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* directory exists & is writable
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*
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* @param $form_element
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* The form element containing the name of the directory to check.
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*/
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function _file_form_check_directory($form_element) {
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if(!empty($form_element['#value'])) {
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_file_check_directory($form_element['#value'], $form_element);
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}
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return $form_element;
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}
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/**
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* Create the directory relative to the 'files' dir recursively for every
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* directory in the path.
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*
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* @param $directory
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* The directory path under files to check, such as 'media/path/here'
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* @param $form_element
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* A form element to throw an error on if the directory is not writable
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*/
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function _file_check_directory($directory, $form_element = array()) {
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foreach (explode('/', $directory) as $dir) {
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$dirs[] = $dir;
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file_check_directory(file_create_path(implode($dirs,'/')), FILE_CREATE_DIRECTORY, $form_element['#parents'][0]);
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}
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return TRUE;
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}
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/**
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* Protects server from uploading files like file.php.mp3. Should be moved into core.
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*/
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function _file_munge_filename($filename, $extensions, $alerts = 1) {
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$original = $filename;
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$whitelist = array_unique(explode(' ', trim($extensions)));
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$filename_parts = explode('.', $filename);
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$new_filename = array_shift($filename_parts); // Remove file basename.
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$final_extension = array_pop($filename_parts); // Remove final extension.
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foreach($filename_parts as $filename_part) {
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$new_filename .= ".$filename_part";
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if (!in_array($filename_part, $whitelist) && preg_match("/^[a-zA-Z]{2,5}\d?$/", $filename_part)) {
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$new_filename .= '_';
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}
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}
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$filename = "$new_filename.$final_extension";
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if ($alerts && $original != $filename) {
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$message = t('Your filename has been renamed to conform to site policy.');
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drupal_set_message($message, 'warning');
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}
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return $filename;
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}
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/**
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* Insert a file into the database.
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*
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* @param $node
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* node object file will be associated with.
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* @param $file
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* file to be inserted, passed by reference since fid should be attached.
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*
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*/
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function _field_file_insert($node, &$file, $field) {
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$fieldname = $field['field_name'];
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$safe_filename = _file_munge_filename($file['filename'], trim($field['widget']['file_extensions']));
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$filepath = file_create_path($field['widget']['upload_path']) . '/' . $safe_filename;
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if (_file_check_directory($field['widget']['upload_path']) && $file = file_save_upload((object)$file, $filepath)) {
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$file = (array)$file;
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$file['fid'] = db_next_id('{files}_fid');
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db_query(
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"INSERT into {files} (fid, nid, filename, filepath, filemime, filesize) VALUES (%d, %d, '%s', '%s', '%s', %d)",
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$file['fid'], $node->nid, $file['filename'], $file['filepath'], $file['filemime'], $file['filesize']
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);
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return (array)$file;
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}
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else {
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form_set_error(NULL, t('File upload was unsuccessful!'));
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return FALSE;
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}
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}
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/**
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* Update the video file record if necessary.
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*/
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function _field_file_update($node, &$file, $field) {
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$file = (array)$file;
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if ($file['flags']['delete'] == TRUE) {
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_field_file_delete($file, $field['field_name'], $field['type']);
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return array();
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}
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if ($file['fid'] == 'upload') {
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return _field_file_insert($node, $file, $field);
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}
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else {
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}
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return $file;
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}
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/**
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* Delete a file from the files table and disk.
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*/
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function _field_file_delete($file, $fieldname, $type) {
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if (is_numeric($file['fid'])) {
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db_query('DELETE FROM {files} WHERE fid = %d', $file['fid']);
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}
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else {
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unset($_SESSION[$type][$fieldname][$file['sessionid']]);
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}
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return file_delete($file['filepath']);
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}
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function _field_clear_session($type) {
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if (is_array($_SESSION[$type]) && count($_SESSION[$type])) {
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foreach (array_keys($_SESSION[$type]) as $fieldname) {
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_field_clear_field_session($fieldname, $type);
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}
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unset($_SESSION[$type]);
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}
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}
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function _field_clear_field_session($fieldname, $type) {
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if (count($_SESSION[$type][$fieldname])) {
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foreach ($_SESSION[$type][$fieldname] as $files) {
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if (is_file($file['filepath'])) {
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file_delete($file['filepath']);
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}
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}
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unset($_SESSION[$type][$fieldname]);
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}
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}
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/**
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* Load file information from files table.
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*/
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function _field_file_load($fid = NULL) {
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if (isset($fid)) {
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if (is_numeric($fid)) {
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$result = db_query('SELECT * FROM {files} WHERE fid = %d', $fid);
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$file = db_fetch_array($result);
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return ($file) ? $file : array();
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}
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}
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return array();
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}
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/**
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* Formats audio sample rate.
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*/
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function format_samplerate($samplerate) {
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return sprintf("%.1f kHz", $samplerate/1000);
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}
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/**
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* Formats audio bit rate.
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*/
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function format_bitrate($bitrate) {
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return sprintf("%d Kbps", $bitrate/1000);
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}
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/**
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* Formats file size.
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*/
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function format_filesize($size) {
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$size = $size/1024;
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$result = '';
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if ($size > 0) {
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$result = sprintf("%.02f MB", $size/1024);
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} else {
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$result = sprintf("%.02f Kb", $size);
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}
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return $result;
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}
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/**
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* Searchs is there a specified resource in the current theme directory.
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* If not, get the path of the parent module.
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*
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* @param string $filename
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* File name to search for.
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* @param string $module
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* A name of the module which is a parent module of this file.
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* @param string $ext
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* File extension.
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* @param string $default
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* Default file to use if selected file is not found
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* @return string
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* A path of the file.
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*/
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function _file_get_resource_path($filename, $module, $ext = 'png', $default = false) {
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$resource = path_to_theme() .'/mediaicons/'. "$filename.$ext";
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if (!file_exists($resource)) {
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$resource = drupal_get_path('module', $module) .'/mediaicons/'. "$filename.$ext";
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}
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if ($default !== false AND !file_exists($resource)) {
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$resource = _file_get_resource_path($default, $module, $ext);
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}
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return $resource;
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// return check_url(base_path(). $resource);
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}
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