diff options
Diffstat (limited to 'plugins/video_upload/video_upload.module')
| -rw-r--r-- | plugins/video_upload/video_upload.module | 304 |
1 files changed, 304 insertions, 0 deletions
diff --git a/plugins/video_upload/video_upload.module b/plugins/video_upload/video_upload.module new file mode 100644 index 0000000..22f8b1c --- /dev/null +++ b/plugins/video_upload/video_upload.module @@ -0,0 +1,304 @@ +<?php +// $Id$ + +/** + * @file + * Enable Video files uploading in video module + * + * @author Fabio Varesano <fvaresano at yahoo dot it> + */ + + +/** + * Implementation of hook_help(). + */ +function video_upload_help($section) { + switch ($section) { + case 'admin/modules#description': + return t('Enable video files uploading in video module.'); + } +} + + +/** + * Settings Hook + * + * @return + * string of form content or error message + */ +function video_upload_settings() { + //Must have "administer site configuration" and "administer video" privilages. + if (!user_access('administer video')) { + drupal_access_denied(); + } + + $form = array(); + $form['video_upload_override_vidfile'] = array( + '#type' => 'checkbox', + '#title' => t('override video file'), + '#description' => t('Check this if your users must only submit videos throught uploading. This disable path insertion.'), + '#default_value' => variable_get('video_upload_override_vidfile', false), + ); + $form['video_upload_uploadable_extensions'] = array( + '#type' => 'textfield', + '#title' => t('uploadable extensions'), + '#description' => t('Insert here a comma separated list of extensions you want to enable for upload.'), + '#default_value' => variable_get('video_upload_uploadable_extensions', ''), + ); + + + return $form; +} + + +/** + * Implementation of hook_perm(). + */ +function video_upload_perm() { + return array('upload video files'); +} + + +/** + * Implementation of hook_nodeapi() + */ +function video_upload_nodeapi(&$node, $op, $teaser) { + switch ($op) { + + case 'load': + $output['video_upload_file'] = _video_upload_load($node); + $output['vidfile'] = file_create_url($output['video_upload_file']->filepath); + return $output; + case 'prepare': + _video_upload_prepare($node); + break; + + case 'validate': + _video_upload_validate($node); + break; + + + case 'submit': + _video_upload_submit($node); + break; + + case 'insert': + case 'update': + _video_upload_store($node); + break; + + case 'delete': + ; + break; + + case 'delete revision': + video_upload_delete_revision($node); + break; + + + + } +} + + +/** + * Implementation of hook_form_alter() + * We use this to add a file upload field to the video creation form. + */ +function video_upload_form_alter($form_id, &$form) { + + if($form_id == 'video_node_form' && isset($form['video']) && user_access('upload video files')) { + + //get node object from form + $node = $form['#node']; + + // required for upload to work + $form['#attributes']['enctype'] = 'multipart/form-data'; + + if(variable_get('video_upload_override_vidfile', false)) { + // remove unnecessary fields + $form['video']['vidfile'] = NULL; + $form['video']['filesize'] = NULL; + $form['video'] += _video_upload_form($node); + } + else { + // vidfile field is no more required while upload is enabled. + $form['video']['vidfile']['#required'] = FALSE; + + $form['video']['vidfile']['#description'] .= '<p>' . t('If you want to upload a video simply ignore this field and select your video file at the "Upload video file" field.') . '</p>'; + $form['video']['video_upload'] = array( + '#type' => 'fieldset', + '#title' => t('Upload video'), + '#weight' => -19, + '#collapsible' => TRUE, + '#collapsed' => TRUE, + ); + + $form['video']['video_upload'] += _video_upload_form($node); + } + } +} + + +function _video_upload_load(&$node) { + if ($node->vid) { + $result = db_query('SELECT * FROM {files} f INNER JOIN {file_revisions} r ON f.fid = r.fid WHERE r.vid = %d ORDER BY f.fid DESC', $node->vid); + return db_fetch_object($result); + } +} + + +/** + * Validate video file + */ +function _video_upload_validate(&$node) { + // if we override the default video module vidfile field and we don't have a file uploaded set error + if (variable_get('video_upload_override_vidfile', false) && !isset($node->video_upload_file) && !isset($_SESSION['video_upload_file'])) { + form_set_error('video_upload_file', t('A file must be provided.')); + return; + } +} + + +function _video_upload_submit(&$node) { + ; +} + + +function _video_upload_prepare(&$node) { + // clear video file informations + if(count($_POST) == 0) { + if (!empty($_SESSION['video_upload_file'])) { + file_delete($_SESSION['video_upload_file']->filepath); + } + unset($_SESSION['video_upload_file']); + } + + + if ($file = file_check_upload('video_upload_file')) { + $temppath = file_directory_temp() . '/video/'; + file_check_directory($temppath, TRUE); + $node->video_upload_file = file_save_upload($file, $temppath .'/'. $file->filename, FILE_EXISTS_REPLACE); + $node->video_upload_file->newfile = TRUE; + + $_SESSION['video_upload_file'] = $node->video_upload_file; + } + else if (!empty($_SESSION['video_upload_file'])) { + $node->video_upload_file = $_SESSION['video_upload_file']; + } else { + $_SESSION['video_upload_file'] = $node->video_upload_file; + } +} + + +function _video_upload_store(&$node) { + if(!empty($_SESSION['video_upload_file'])) { + $file = $_SESSION['video_upload_file']; + $dest_dir = variable_get('video_upload_default_path', 'videos') .'/'; + if ($file = file_save_upload($file, $dest_dir . $file->filename)) { + $file = $_SESSION['video_upload_file']; + $file->fid = db_next_id('{files}_fid'); + db_query("INSERT INTO {files} (fid, nid, filename, filepath, filemime, filesize) VALUES (%d, %d, '%s', '%s', '%s', %d)", $file->fid, $node->nid, $file->filename, $file->filepath, $file->filemime, $file->filesize); + db_query("INSERT INTO {file_revisions} (fid, vid, list, description) VALUES (%d, %d, %d, '%s')", $file->fid, $node->vid, $file->list, $file->description); + unset($_SESSION['video_upload_file']); + } + + } +} + + +/** +* Create video upload specific form fields +*/ +function _video_upload_form($node) { + _video_upload_check_settings(); + + $form = array(); + + $form['video_upload_file'] = array( + '#type' => 'file', + '#title' => t('Upload video file'), + '#size' => 40, + '#weight' => -19, + '#description' => t('The uploaded file will be used as video file for this node.<br /><b>NOTE:</b> The max upload size is') . ' ' . format_size(_video_upload_get_max_upload_size()) . '.', + ); + + if (isset($node->video_upload_file)) { + $form['video_upload_file']['#prefix'] = theme('video_upload_file_info_form', $node); + $form['video_upload_file']['#title'] = t('Replace with'); + } + + return $form; +} + + +/** + * Display informations about already uploaded file + */ +function theme_video_upload_file_info_form(&$node) { + $output = '<p>' . t('A video file has been already uploaded.') . '</p>'; + + // create array containing uploaded file informations + $items = array( + '<b>'. t('file name') .':</b> ' . $node->video_upload_file->filename, + '<b>'. t('file path') .':</b> ' . $node->video_upload_file->filepath, + '<b>'. t('file size') .':</b> ' . format_size($node->video_upload_file->filesize), + '<b>'. t('file mime') .':</b> ' . $node->video_upload_file->filemime, + ); + + // create information list + $output .= theme_item_list($items, t('uploaded video informations:')); + + return $output; +} + + +/** + * Check PHP's post_max_size and upload_max_filesize settings and determine + * the maximum size of a file upload. + * (code from audio.module) + * @return an integer number of bytes + */ +function _video_upload_get_max_upload_size() { + $limits = array(); + foreach (array('upload_max_filesize', 'post_max_size') as $setting) { + // the post_max_size and upload_max_filesize settings could be a string + // ('2m', '1G') or an integer (2097152 or 1073741824). + $val = ini_get($setting); + if (!is_numeric($val)) { + // separate the numeric and alpha parts, then get to multiplying + $val = trim($val); + $last = strtolower($val{strlen($val)-1}); + switch($last) { + case 'g': + $val *= 1024; + case 'm': + $val *= 1024; + case 'k': + $val *= 1024; + } + } + $limits[] = $val; + } + // the smallest value will be the limiting factor so retun it. + return min($limits); +} + + +/** + * Verify the video_upload module settings. + */ +function _video_upload_check_settings() { + // File paths + $video_path = file_create_path(variable_get('video_upload_default_path', 'videos')); + $temp_path = rtrim($video_path, '/') . '/temp'; + + if (!file_check_directory($video_path, FILE_CREATE_DIRECTORY, 'video_upload_default_path')) { + return false; + } + if (!file_check_directory($temp_path, FILE_CREATE_DIRECTORY, 'video_upload_default_path')) { + return false; + } + + return true; +} |