diff options
Diffstat (limited to 'types/videoftp/videoftp_widget.inc')
| -rw-r--r-- | types/videoftp/videoftp_widget.inc | 313 |
1 files changed, 313 insertions, 0 deletions
diff --git a/types/videoftp/videoftp_widget.inc b/types/videoftp/videoftp_widget.inc new file mode 100644 index 0000000..d674660 --- /dev/null +++ b/types/videoftp/videoftp_widget.inc @@ -0,0 +1,313 @@ +<?php +// $Id: + +/** + * @file + * videoftp widget hooks and callbacks. + */ + +/** + * Implementation of CCK's hook_widget_settings($op = 'form'). + */ +function videoftp_widget_settings_form($widget) { + $form = array(); + $form['file_extensions'] = array( + '#type' => 'textfield', + '#title' => t('Permitted upload file extensions.'), + '#default_value' => !empty($widget['file_extensions']) ? $widget['file_extensions'] : 'mp4 mpeg avi mpg wmv flv mov', + '#size' => 64, + '#description' => t('Extensions a user can attach to this field. Separate extensions with a space and do not include the leading dot. Leaving this blank will allow attachment of a file with any extension.'), + '#weight' => 1 + ); + $form['path_settings'] = array( + '#type' => 'fieldset', + '#title' => t('Path settings'), + '#collapsible' => TRUE, + '#collapsed' => TRUE, + '#weight' => 2, + ); + $form['path_settings']['file_path'] = array( + '#type' => 'textfield', + '#size' => 64, + '#title' => t('File path'), + '#default_value' => ltrim(ltrim($widget['file_path'], "videos"), "/"), + '#description' => t('Optional subdirectory within the "<em>files/videos/</em>" directory where files will be moved and stored. Do not include preceding or trailing slashes.'), + '#element_validate' => array('video_widget_settings_file_path_validate', '_filefield_widget_settings_file_path_validate'), + ); + $form['path_settings']['ftp_path'] = array( + '#type' => 'textfield', + '#title' => t('FTP Filepath'), + '#default_value' => !empty($widget['ftp_path']) ? $widget['ftp_path'] : 'ftpvideos', + '#description' => t('The subdirectory within the "<em>files/</em>" directory where you have upload the videos for attachment. Once the video is attached it will be moved from this directory to the main files directory.'), + '#required' => TRUE, + '#weight' => 3, + ); + //default settings + $default = video_default_widget_settings($widget); + $form = $form + $default; + return $form; +} + +/** + * Implementation of CCK's hook_widget_settings($op = 'validate'). + * + * //@todo Integrate this into a universal function to share with uploadfield_widget + */ +function videoftp_widget_settings_validate($widget) { + // Check that only web images are specified in the callback. + if(!video_web_extensions($widget['file_extensions'])) { + form_set_error('file_extensions', t('Only web-standard videos are supported through the videoftp widget. If needing to upload other types of files, change the widget to use a standard file upload.')); + } + // Check for our ftp filepath and try to create it, if not it will throw an error. + $ftp_path = file_directory_path().'/'.$widget['ftp_path']; + file_check_directory($ftp_path, true, 'ftp_path'); +} + +/** + * Implementation of CCK's hook_widget_settings($op = 'save'). + */ +function videoftp_widget_settings_save($widget) { + return array('file_extensions', 'file_path', 'ftp_path', 'autothumbnail','autoconversion', 'default_dimensions', 'default_player_dimensions', 'default_video_thumb'); +} + +/** + * The #value_callback for the videoftp_widget type element. + */ +function videoftp_widget_value($element, $edit = FALSE) { + if (!$edit) { + // Creating so we load up our empty values. + $file = field_file_load($element['#default_value']['fid']); + $item = $element['#default_value']; + } + else { + // Reset our item array for our data. + $item = array_merge($element['#default_value'], $edit); + $field = content_fields($element['#field_name'], $element['#type_name']); + + // Uploads take priority over value of fid text field. + if ($fid = videoftp_save_upload($element)) { + $item['fid'] = $fid; + $item['data'] = array(); //reset our thumbnail + } + // Check for #videoftp_value_callback values. + // Because FAPI does not allow multiple #value_callback values like it does + // for #element_validate and #process, this fills the missing functionality + // to allow VideoFtp to be extended purely through FAPI. + elseif (isset($element['#videoftp_value_callback'])) { + foreach ($element['#videoftp_value_callback'] as $callback) { + $callback($element, $item); + } + } + + // Load file if the FID has changed so that it can be saved by CCK. + $file = field_file_load($item['fid']); + + // If the file entry doesn't exist, don't save anything. + if (empty($file)) { + $item = array(); + } + + // Checkboxes loose their value when empty. + // If the list field is present make sure its unchecked value is saved. + if (!empty($field['list_field']) && empty($edit['list'])) { + $item['list'] = 0; + } + } + // Merge file and item data so it is available to all widgets. + $item = array_merge($item, $file); + return $item; +} + +/** + * Process an individual element. + */ +function videoftp_widget_process($element, $edit, &$form_state, $form) { + $item = $element['#value']; + $field_name = $element['#field_name']; + $delta = $element['#delta']; + $field = content_fields($element['#field_name'], $element['#type_name']); + $element['#theme'] = 'videoftp_widget_item'; + + if (isset($element['preview']) && $element['#value']['fid'] != 0) { + $element['preview']['#value'] = theme('videoftp_widget_preview', $element['#value']); + } + + // Title is not necessary for each individual field. + if ($field['multiple'] > 0) { + unset($element['#title']); + } + + // Set up the buttons first since we need to check if they were clicked. + $element['videoftp_attach'] = array( + '#type' => 'submit', + '#value' => t('Attach'), + '#submit' => array('node_form_submit_build_node'), + '#ahah' => array( // with JavaScript + 'path' => 'videoftp/ahah/'. $element['#type_name'] .'/'. $element['#field_name'] .'/'. $element['#delta'], + 'wrapper' => $element['#id'] .'-ahah-wrapper', + 'method' => 'replace', + 'effect' => 'fade', + ), + '#field_name' => $element['#field_name'], + '#delta' => $element['#delta'], + '#type_name' => $element['#type_name'], + '#upload_validators' => $element['#upload_validators'], + '#weight' => 100, + '#post' => $element['#post'], + ); + $element['videoftp_remove'] = array( + // With default CCK edit forms, $element['#parents'] is array($element['#field_name'], $element['#delta']). + // However, if some module (for example, flexifield) places our widget deeper in the tree, we want to + // use that information in constructing the button name. + '#name' => implode('_', $element['#parents']) .'_videoftp_remove', + '#type' => 'submit', + '#value' => t('Remove'), + '#submit' => array('node_form_submit_build_node'), + '#ahah' => array( // with JavaScript + 'path' => 'videoftp/ahah/'. $element['#type_name'] .'/'. $element['#field_name'] .'/'. $element['#delta'], + 'wrapper' => $element['#id'] .'-ahah-wrapper', + 'method' => 'replace', + 'effect' => 'fade', + ), + '#field_name' => $element['#field_name'], + '#delta' => $element['#delta'], + '#weight' => 101, + '#post' => $element['#post'], + ); + + // Because the output of this field changes depending on the button clicked, + // we need to ask FAPI immediately if the remove button was clicked. + // It's not good that we call this private function, but + // $form_state['clicked_button'] is only available after this #process + // callback is finished. + if (_form_button_was_clicked($element['videoftp_remove'])) { + // Delete the file if it is currently unused. Note that field_file_delete() + // does a reference check in addition to our basic status check. + if (isset($edit['fid'])) { + $removed_file = field_file_load($edit['fid']); + if ($removed_file['status'] == 0) { + field_file_delete($removed_file); + } + } + $item = array('fid' => 0, 'list' => $field['list_default'], 'data' => array('description' => '', 'video_thumb' => '')); + } + + // Set access on the buttons and select. + $element['videoftp_attach']['#access'] = empty($item['fid']); + $element['videoftp_remove']['#access'] = !empty($item['fid']); + + $options = videoftp_options($field); + $element['ftpselect'] = array( + '#type' => 'select', + '#required' => isset($element['#required']) ? $element['#required'] : $field['required'], + '#options' => $options, + '#access' => empty($item['fid']), + ); + + // Set the FID. + $element['fid'] = array( + '#type' => 'hidden', + '#value' => $item['fid'], + ); + + if ($item['fid'] != 0) { + $element['preview'] = array( + '#type' => 'markup', + '#value' => theme('video_widget_preview', $item), + ); + } + + // placeholder.. will be serialized into the data column. this is a place for widgets + // to put additional data. + $element['data'] = array( + '#tree' => 'true', + '#access' => !empty($item['fid']), + ); + + // Create our thumbnails + if($field['widget']['autothumbnail']) { + video_thumb_process($element); + } + + // Add our extra fields if in preview mode + if(!empty($item['fid'])) { + video_widget_element_settings($element); + } + + // Set #element_validate in a way that it will not wipe out other + // validation functions already set by other modules. + if (empty($element['#element_validate'])) { + $element['#element_validate'] = array(); + } + array_unshift($element['#element_validate'], 'videoftp_widget_validate'); + + // Make sure field info will be available to the validator which + // does not get the values in $form. + $form_state['#field_info'][$field['field_name']] = $field; + + $element['#attributes']['id'] = $element['#id'] .'-ahah-wrapper'; + $element['#prefix'] = '<div '. drupal_attributes($element['#attributes']) .'>'; + $element['#suffix'] = '</div>'; + + // Lets use the clicked_button #submit[0] value here instead and see how that works out for now... + if($form_state['submitted'] == 1) { + video_widget_process($element, $form_state); + } + return $element; +} + +function videoftp_save_upload($element) { + global $user; + $upload_name = $element['#field_name'] .'_'. $element['#delta']; + $delta = $element['#delta']; + $field = content_fields($element['#field_name'], $element['#type_name']); + $video = $element['#post'][$field['field_name']][$delta]['ftpselect']; + $ftp_path = file_directory_path().'/'.$field['widget']['ftp_path']; + + if (empty($video) || !file_exists($ftp_path.'/'.$video)) { + return 0; + } + + $dest = filefield_widget_file_path($field); + if (!field_file_check_directory($dest, FILE_CREATE_DIRECTORY)) { + watchdog('filefield', 'The upload directory %directory for the file field %field (content type %type) could not be created or is not accessible. A newly uploaded file could not be saved in this directory as a consequence, and the upload was canceled.', array('%directory' => $dest, '%field' => $element['#field_name'], '%type' => $element['#type_name'])); + form_set_error($upload_name, t('The file could not be uploaded.')); + return 0; + } + + // Begin building the file object. + $file = new stdClass(); + $file->uid = $user->uid; + $file->filename = file_munge_filename(trim(basename($video), '.'), $field['widget']['file_extensions']); + $file->filepath = $ftp_path.'/'.$video; + $file->filemime = file_get_mimetype($file->filename); + $file->filesize = filesize($file->filepath); + $file->status = FILE_STATUS_TEMPORARY; + $file->timestamp = time(); + + //lets move our file from the ftp folder to the files directory + if(file_move($file, $dest)) { + // Insert new record to the database. + drupal_write_record('files', $file); + } + _field_file_cache($file); // cache the file in order to minimize load queries + return $file->fid; +} + +function videoftp_options($field) { + $options = array(); + $options[] = t('Select Video'); + // Lets setup our ftp_path. + $ftp_path = file_directory_path().'/'.$field['widget']['ftp_path']; + // We are going to scan the directory and pull out the available video types by extension. + $extensions = explode(" ",$field['widget']['file_extensions']); + $video_files = scandir($ftp_path); + foreach ($video_files as $file) { + $ext = pathinfo($file); + if (in_array($ext['extension'], $extensions)) { + //add the file to the options array for selection + $options["$file"] = $file; + } + } + return $options; +}
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