video_upload.module in Video 6
Same filename and directory in other branches
@author Heshan Wanigasooriya <heshan at heidisoft dot com> <heshanmw at gmail dot com> @todo implement the help of the video upload (Implement the internal hook for the help video_upload_v_help()).
File
types/video_upload/video_upload.moduleView source
<?php
/**
* @file video.module
*
* @author Heshan Wanigasooriya <heshan at heidisoft dot com>
* <heshanmw at gmail dot com>
* @todo
* implement the help of the video upload (Implement the internal hook for the help video_upload_v_help()).
*/
/**
* Implementation of hook_menu
*/
function video_upload_menu() {
$items = array();
$items['node/add/video/upload'] = array(
'title' => 'Upload',
'access arguments' => array(
'create video',
),
);
$items['admin/settings/video/upload'] = array(
'title' => 'Upload',
'description' => 'Configure various settings of the video upload plugin.',
'access arguments' => array(
'administer site configuration',
),
'page callback' => 'drupal_get_form',
'page arguments' => array(
'video_upload_admin_settings',
),
'type' => MENU_NORMAL_ITEM,
);
return $items;
}
/**
* Setting form for video_upload
*/
function video_upload_admin_settings() {
$form = array();
$form['video_upload_allowed_extensions'] = array(
'#type' => 'textfield',
'#title' => t('Allowed extensions'),
'#description' => t('A comma separated list of video extesions uploadable with the video upload feature. Do not insert any space.'),
'#default_value' => variable_get('video_upload_allowed_extensions', 'mov,flv,wmv'),
);
$form['video_upload_path_prefix'] = array(
'#type' => 'textfield',
'#title' => t('Pattern for the file prefix'),
'#description' => t('Specify the pattern to prefix to file names uploaded with the video_upload module. It will be appended after the site files directory (e.g., files) but before the file name itself. Do not include a leading or trailing slash. Spaces will be converted to underscores to avoid file system issues.'),
'#default_value' => variable_get('video_upload_path_prefix', 'videos'),
);
$form['token_help'] = array(
'#title' => t('Replacement patterns'),
'#type' => 'fieldset',
'#collapsible' => TRUE,
'#collapsed' => TRUE,
'#description' => t('Prefer raw-text replacements for text to avoid problems with HTML entities!'),
);
$form['token_help']['help'] = array(
'#value' => theme('token_help', 'node'),
);
return system_settings_form($form);
}
/**
* Implementation of hook_cron().
* Look for uploaded videos which have not been submitted (only previews) and
* delete them
*/
function video_upload_cron() {
/* look for crusty files */
$temppath = file_directory_temp() . '/video/';
$files = file_scan_directory(file_create_path($temppath), '.*');
foreach ($files as $file => $info) {
if (time() - filemtime($file) > 60 * 60 * 6) {
db_query("DELETE FROM {files} WHERE filename LIKE 'video_upload_temp.%' AND nid = 1 AND filepath = '%s'", $file);
file_delete($file);
}
}
}
/**
* Implementation of hook_v_help
*/
function video_upload_v_help() {
$help = array();
$help['upload']['data'] = '<b>' . t('Upload support') . '</b>';
$help['upload']['children'] = array(
t('You can upload a video file from your computer to this website.'),
);
return $help;
}
/**
* Implementation of hook_v_info()
*/
function video_upload_v_info() {
$info['upload'] = array(
'#name' => 'Upload Video',
'#description' => t('Post a video available on your computer as a file to this website.'),
'#downloadable' => true,
'#autothumbable' => module_exists('video_ffmpeg_helper') && variable_get('video_image_auto_thumbnail', false),
'#autoresolution' => module_exists('video_ffmpeg_helper') && variable_get('video_ffmpeg_helper_auto_resolution', false),
'#autoplaytime' => module_exists('video_ffmpeg_helper') && variable_get('video_ffmpeg_helper_auto_playtime', false),
);
return $info;
}
/**
* Implements the hook_v_auto_thumnail
*/
function video_upload_v_auto_thumbnail(&$node) {
// as we rely on ffmpeg_helper, let's check if we have video_ffmpeg_helper_installed
if (module_exists('video_ffmpeg_helper')) {
return _video_ffmpeg_helper_auto_thumbnail($node);
}
return false;
}
/**
* Implements the hook_v_auto_resolution
*/
function video_upload_v_auto_resolution(&$node) {
// as we rely on ffmpeg_helper, let's check if we have video_ffmpeg_helper_installed
if (module_exists('video_ffmpeg_helper')) {
return _video_ffmpeg_helper_auto_resolution($node);
}
return false;
}
/**
* Implements the hook_v_auto_resolution
*/
function video_upload_v_auto_playtime(&$node) {
// as we rely on ffmpeg_helper, let's check if we have video_ffmpeg_helper_installed
if (module_exists('video_ffmpeg_helper')) {
return _video_ffmpeg_helper_auto_playtime($node);
}
return false;
}
/**
* Implements the hook_v_download
*/
function video_upload_v_download($node) {
// the code below comes from the audio.module
// The mime_header_encode function does not (yet) support
// quoted-string encoding of ASCII strings with special
// characters. See discussion at http://drupal.org/node/82614
$filename = basename($node->current_video_upload_file->filename);
// If the string contains non-ASCII characters, process it through
// the mime_header_encode function.
if (preg_match('/[^\\x20-\\x7E]/', $filename)) {
$filename = mime_header_encode($filename);
}
elseif (preg_match('/[ \\(\\)<>@,;:\\"\\/\\[\\]\\?=]/', $filename)) {
$filename = '"' . str_replace('"', '\\"', $filename) . '"';
}
$headers = array(
'Content-Type: ' . mime_header_encode($node->current_video_upload_file->filemime),
'Content-Length: ' . $node->current_video_upload_file->filesize,
'Content-Disposition: attachment; filename=' . $filename,
);
video_upload_file_transfer($node->current_video_upload_file->filepath, $headers);
}
/**
* Variation on Drupal's file_transfer() function. The only difference
* is that set_time_limit() is called to allow for large files.
* This code comes from audio module
*
* @param $source File to transfer.
* @param $headers An array of http headers to send along with file.
*/
function video_upload_file_transfer($source, $headers) {
ob_end_clean();
foreach ($headers as $header) {
// To prevent HTTP header injection, we delete new lines that are
// not followed by a space or a tab.
// See http://www.w3.org/Protocols/rfc2616/rfc2616-sec4.html#sec4.2
$header = preg_replace('/\\r?\\n(?!\\t| )/', '', $header);
header($header);
}
$source = file_create_path($source);
// Transfer file in 1024 byte chunks to save memory usage.
if ($fd = fopen($source, 'rb')) {
if (!ini_get('safe_mode')) {
set_time_limit(0);
}
while (!feof($fd)) {
print fread($fd, 1024);
ob_flush();
flush();
}
fclose($fd);
}
else {
drupal_not_found();
}
exit;
}
/**
* Implementation of hook_v_form()
*/
function video_upload_v_form(&$node, &$form) {
//print 'form';
// add js stuff for the 'upload in progess' message
theme('video_upload_get_script');
// add hidden html used for the 'upload in progess' message
$form['#suffix'] = theme('video_upload_busy');
// required for upload to work
$form['#attributes']['enctype'] = 'multipart/form-data';
$form['video'] += _video_upload_form($node);
return $form;
}
/**
* Implementation of hook_nodeapi()
*/
function video_upload_nodeapi(&$node, $op, $teaser, $page) {
if ($node->type == 'video' && $node->vtype == 'upload') {
switch ($op) {
case 'load':
//exit;
//print_r($node);
//exit;
return _video_upload_load($node);
break;
case 'prepare':
//exit;
_video_upload_prepare($node);
break;
case 'validate':
//exit;
//_video_upload_validate($node);
break;
case 'presave':
//exit;
_video_upload_presave($node);
break;
case 'insert':
_video_upload_insert($node);
////_video_upload_validate($node);
break;
case 'update':
// exit;
_video_upload_update($node);
break;
case 'delete':
//exit;
_video_upload_delete($node);
break;
case 'delete revision':
//exit;
video_upload_delete_revision($node);
break;
case 'view':
// exit;
_video_upload_view($node);
}
}
}
function _video_upload_load(&$node) {
$fileBuf = db_fetch_object(db_query('SELECT fid FROM {video_upload} WHERE nid = %d', $node->nid));
$output = array();
$output['video_fid'] = $fileBuf->fid;
$file = _video_upload_get_file($output['video_fid']);
$output['current_video_upload_file'] = $file;
$output['vidfile'] = file_create_url($file->filepath);
// set the filesize
$output['size'] = $file->filesize;
//print_r($output);
return $output;
}
/*
The following hooks implementation is pretty Drupal voodoo :-) .. you should be
pretty confortable on drupal apis. See
http://www.varesano.net/blog/fabio/understanding+drupal+hook+nodeapi+execution+order
for some hints
*/
function _video_upload_prepare(&$node) {
if (!count($_POST)) {
return;
}
}
/**
* Create video upload specific form fields
*/
function _video_upload_form(&$node) {
_video_upload_check_settings();
$form = array();
if ($node->new_video_upload_file) {
// there is a newly uploaded file (this has been initialized by _prepare())
$form['new_video_upload_file_fid'] = array(
'#type' => 'hidden',
'#value' => $node->new_video_upload_file->fid,
);
$form['new_video_upload_file_info'] = array(
'#type' => 'item',
'#value' => theme('video_upload_file_info_form', $node->new_video_upload_file, $node),
'#weight' => -10,
);
$we_have_video = true;
}
else {
//$form['new_video_upload_file_fid'] = array('#type' => 'hidden', '#value' => 0);
if ($node->current_video_upload_file) {
// we don't have a new file
$form['current_video_upload_file_fid'] = array(
'#type' => 'hidden',
'#value' => $node->current_video_upload_file->fid,
);
$form['current_video_upload_file_info'] = array(
'#type' => 'item',
'#value' => theme('video_upload_file_info_form', $node->current_video_upload_file, $node),
'#weight' => -10,
);
$we_have_video = true;
}
}
$form['new_video_upload_file_fid'] = array(
'#type' => 'hidden',
'#value' => 0,
);
$form['video_upload_file'] = array(
'#type' => 'file',
'#title' => $we_have_video ? t('Replace with') : t('Upload video file'),
'#size' => 40,
'#weight' => -9,
'#description' => t('Choose a video file from your pc.<br /><b>NOTE:</b> The max upload size is') . ' ' . format_size(file_upload_max_size()) . '.',
);
return $form;
}
/**
* Validate video file
*/
function video_upload_v_validate(&$node) {
// in Drupal 6 version all file size and the type validations are done by the file API's
}
function _video_upload_presave(&$node) {
//print 'submit';
//print_r($node); die;
// ####### Prepare by moving file to the temp location and then checking the validations of fields
if (is_object($node->video_upload_file)) {
$file_field = $node->video_upload_file;
}
else {
$file_field = 'video_upload_file';
}
// get extention array
$extentions = explode(",", variable_get('video_upload_allowed_extensions', 'mov,flv,wmv'));
$validators = array(
'file_validate_extensions' => array(
'csv',
),
);
// TODO : add file size validation
// 'file_validate_size' => array($limits['file_size'], $limits['user_size']),
if (count($_POST) && ($file = file_save_upload($file_field, array(
'file_validate_extensions' => array(
'zip',
),
)))) {
// a file has been uploaded
$node->new_video_upload_file = $file;
$node->new_video_upload_file_fid = $file->fid;
//print_r($file);
//exit;
}
else {
if (($node->new_video_upload_file_fid || $_POST['new_video_upload_file_fid']) && $_POST['op'] == 'Submit') {
$node->new_video_upload_file = _video_upload_get_file($_POST['new_video_upload_file_fid']);
}
else {
if (($node->new_video_upload_file_fid || $_POST['new_video_upload_file_fid']) && $_POST['op'] == 'Preview') {
$node->new_video_upload_file = _video_upload_get_file($_POST['new_video_upload_file_fid']);
}
}
}
//$node->new_video_upload_file_fid = $file->fid;
//
// ####### Start Perpare to save ###############
if ($node->new_video_upload_file_fid) {
$fid = $node->new_video_upload_file_fid;
}
else {
$fid = $node->current_video_upload_file_fid;
}
$node->serial_data['video_fid'] = $fid;
$node->vidfile = $node->new_video_upload_file->path;
$node->size = $node->new_video_upload_file->filesize;
// _video_upload_insert($file,$node);
}
function _video_upload_insert(&$node) {
//print "insert";
//print_r($node);
//exit;
if ($node->new_video_upload_file_fid && ($file = _video_upload_get_file($node->new_video_upload_file_fid))) {
// there is a new file uploaded (now stored on the temp path); need to store in the final directory
_video_upload_store_file($file, $node);
}
}
function _video_upload_update(&$node) {
if ($node->new_video_upload_file_fid && ($file = _video_upload_get_file($node->new_video_upload_file_fid))) {
// there is a new file uploaded (now stored on the temp path)
//need to store in the final directory
//exit;
if ($node->current_video_upload_file_fid) {
// let's delete the old video
_video_upload_delete_file($node->current_video_upload_file_fid);
}
_video_upload_store_file($file, $node);
}
}
/**
* Delete files associated to this video node
*/
function _video_upload_delete(&$node) {
//print 'delete';
// delete file
file_delete($node->current_video_upload_file->path);
// delete file information from database
db_query('DELETE FROM {upload} WHERE fid = %d', $node->current_video_upload_file->fid);
db_query('DELETE FROM {files} WHERE fid = %d', $node->current_video_upload_file->fid);
}
/**
*
*/
function _video_upload_view(&$node) {
//print 'view';
}
/**
* Move a temp file into the final directory associating it with the node
*/
function _video_upload_store_file(&$file, &$node) {
$file->filename = _video_get_original_filename($file->filename);
_video_upload_get_path($file, $node);
if (file_move($file, file_directory_path())) {
// file moved successfully
// update the file db entry
db_query("UPDATE {files} SET filename = '%s', filepath = '%s', filemime = '%s', filesize = %d WHERE fid = %d", $file->filename, $file->filepath, $file->filemime, $file->filesize, $file->fid);
// add an entry in the file_revisions table
db_query("INSERT INTO {video_upload} (vid, nid, fid) VALUES (%d, %d, %d)", $node->vid, $node->nid, $file->fid);
// update the file db entry
//db_query("UPDATE {video} SET serialized_data = '%s' WHERE vid = %d", $file->filename, $file->filepath, $file->filemime, $file->filesize, $file->fid);
}
else {
drupal_set_message(t('An error occurred during file saving. Your video file has not been stored.'), 'error');
$rep = array(
'!path' => $file,
'!dest' => $dest_path,
);
watchdog('video_upload', 'moving file !path to !dest failed', $rep);
}
}
/**
* Gets the definitive path for stored videos
*/
function _video_upload_get_path(&$file, &$node) {
// this code is from uploadpath.module
$file_name = str_replace(array(
' ',
"\n",
"\t",
), '_', token_replace(variable_get('video_upload_path_prefix', 'videos') . '/', 'node', $node)) . $file->filename;
// Create the directory if it doesn't exist yet.
$dirs = explode('/', dirname($file_name));
$directory = file_directory_path();
while (count($dirs)) {
$directory .= '/' . array_shift($dirs);
file_check_directory($directory, FILE_CREATE_DIRECTORY);
}
$file->filename = $file_name;
}
/**
* Get the file object with the given $fid. This function cache its results
*/
function _video_upload_get_file($fid) {
static $files = array();
if (!$fid) {
return null;
}
if (!isset($files[$fid])) {
$files[$fid] = db_fetch_object(db_query('SELECT * from {files} WHERE fid = %d', $fid));
}
return $files[$fid];
}
/**
* Delete a file
*/
function _video_upload_delete_file($file) {
// delete file
file_delete($file->path);
// delete file information from database
db_query('DELETE FROM {video_upload} WHERE fid = %d', $file);
db_query('DELETE FROM {files} WHERE fid = %d', $file);
}
/**
* Display informations about already uploaded file
*/
function theme_video_upload_file_info_form($file, $node) {
// create array containing uploaded file informations
$items = array(
'<b>' . t('file name') . ':</b> ' . _video_get_original_filename(basename($file->filename)),
// do not display parent folders
'<b>' . t('file size') . ':</b> ' . format_size($file->filesize),
);
// create information list
$output .= theme_item_list($items, t('uploaded video information:'));
return $output;
}
/**
* Return the original filename (without 'video_upload_temp.')
*/
function _video_get_original_filename($filename) {
if (strpos($filename, 'video_upload_temp.') === 0) {
return substr($filename, strlen('video_upload_temp.'));
}
return $filename;
}
/**
* 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;
}
/**
* Import the video_upload.js script
*/
function theme_video_upload_get_script() {
drupal_add_js(drupal_get_path('module', 'video_upload') . '/video_upload.js');
}
/**
* Renders a 'upload in progress' message
*/
function theme_video_upload_busy() {
return '<div id="sending" style="display: none;">
<h3>' . t('Sending video... please wait.') . '</h3>
<img src="' . base_path() . drupal_get_path('module', 'video_upload') . '/busy.gif' . '" alt="' . t('Sending video... please wait.') . '"/>
<p>' . t('Please wait while your video is uploading.') . '<br /><a href="#" id="video_upload_cancel_link">' . t('abort upload.') . '</a></p>
</div>';
}
/**
* Implementation of hook_v_play
*/
function video_upload_v_play($node) {
module_load_include('inc', 'video', '/includes/common');
return _video_common_get_player($node);
}
/**
* Function to other modules to use to create image nodes.
*
* @param $filepath
* String filepath of an image file. Note that this file will be moved into
* the image module's images directory.
* @param $title
* String to be used as the node's title. If this is ommitted the filename
* will be used.
* @param $body
* String to be used as the node's body.
* @param $taxonomy
* Taxonomy terms to assign to the node if the taxonomy.module is installed.
* @return
* A node object if the node is created successfully or FALSE on error.
*/
function video_upload_create_node_from($filepath, $title = NULL, $body = '', $taxonomy = NULL) {
global $user;
if (!user_access('create video')) {
drupal_access_denied();
}
if (!is_object($filepath)) {
$p = $filepath;
$filepath = new stdClass();
$filepath->filepath = $p;
$filepath->filename = basename($p);
$filepath->filesize = filesize($p);
}
// Ensure it's a valid video
//if (!$image_info = image_get_info($filepath)) {
// return FALSE;
//}
// Build the node.
$node = new stdClass();
$node->type = 'video';
$node->vtype = 'upload';
$node->uid = $user->uid;
$node->name = $user->name;
$node->title = isset($title) ? $title : basename($filepath);
$node->body = $body;
// Set the node's defaults... (copied this from node and comment.module)
$node_options = variable_get('node_options_' . $node->type, array(
'status',
'promote',
));
$node->status = in_array('status', $node_options);
$node->promote = in_array('promote', $node_options);
if (module_exists('comment')) {
$node->comment = variable_get("comment_{$node->type}", COMMENT_NODE_READ_WRITE);
}
if (module_exists('taxonomy')) {
$node->taxonomy = $taxonomy;
}
$node->video_upload_file = $filepath;
node_invoke_nodeapi($node, 'prepare');
$node->new_video_upload_file_fid = $node->new_video_upload_file->fid;
// Save the node.
$node = node_submit($node);
node_save($node);
// Remove the original image now that the import has completed.
file_delete($original_path);
return $node;
}
/**
* Implementation of hook_theme().
*/
function video_upload_theme() {
return array(
'video_upload_busy' => array(
'arguments' => array(),
),
'video_upload_file_info_form' => array(
'arguments' => array(
'file' => NULL,
'node' => NULL,
),
),
'video_upload_get_script' => array(
'arguments' => array(),
),
'video_play_dcr' => array(
'arguments' => array(
'node' => NULL,
),
),
'video_play_divx' => array(
'arguments' => array(
'node' => NULL,
),
),
'video_play_flash' => array(
'arguments' => array(
'node' => NULL,
),
),
'video_play_ogg_theora' => array(
'arguments' => array(
'node' => NULL,
),
),
'video_play_quicktime' => array(
'arguments' => array(
'node' => NULL,
),
),
'video_play_realmedia' => array(
'arguments' => array(
'node' => NULL,
),
),
'video_play_swf' => array(
'arguments' => array(
'node' => NULL,
),
),
'video_play_windowsmedia' => array(
'arguments' => array(
'node' => NULL,
),
),
);
}Functions
Name |
Description |
|---|---|
| theme_video_upload_busy | Renders a 'upload in progress' message |
| theme_video_upload_file_info_form | Display informations about already uploaded file |
| theme_video_upload_get_script | Import the video_upload.js script |
| video_upload_admin_settings | Setting form for video_upload |
| video_upload_create_node_from | Function to other modules to use to create image nodes. |
| video_upload_cron | Implementation of hook_cron(). Look for uploaded videos which have not been submitted (only previews) and delete them |
| video_upload_file_transfer | Variation on Drupal's file_transfer() function. The only difference is that set_time_limit() is called to allow for large files. |
| video_upload_menu | Implementation of hook_menu |
| video_upload_nodeapi | Implementation of hook_nodeapi() |
| video_upload_theme | Implementation of hook_theme(). |
| video_upload_v_auto_playtime | Implements the hook_v_auto_resolution |
| video_upload_v_auto_resolution | Implements the hook_v_auto_resolution |
| video_upload_v_auto_thumbnail | Implements the hook_v_auto_thumnail |
| video_upload_v_download | Implements the hook_v_download |
| video_upload_v_form | Implementation of hook_v_form() |
| video_upload_v_help | Implementation of hook_v_help |
| video_upload_v_info | Implementation of hook_v_info() |
| video_upload_v_play | Implementation of hook_v_play |
| video_upload_v_validate | Validate video file |
| _video_get_original_filename | Return the original filename (without 'video_upload_temp.') |
| _video_upload_check_settings | Verify the video_upload module settings. |
| _video_upload_delete | Delete files associated to this video node |
| _video_upload_delete_file | Delete a file |
| _video_upload_form | Create video upload specific form fields |
| _video_upload_get_file | Get the file object with the given $fid. This function cache its results |
| _video_upload_get_path | Gets the definitive path for stored videos |
| _video_upload_insert | |
| _video_upload_load | |
| _video_upload_prepare | |
| _video_upload_presave | |
| _video_upload_store_file | Move a temp file into the final directory associating it with the node |
| _video_upload_update | |
| _video_upload_view |