Added *draft* and *incomplete* support for video conversion throught the video_render.php script

Added functions for video_render.php to video_ffmpeg_helper.module
Fixed bug #108445 reported by incom (http://drupal.org/user/64246)
  Call to undefined function: module_exist() in /home/..../modules/video/views_video.inc on line 69

1 files changed, 110 insertions, 0 deletions

diff --git a/plugins/video_ffmpeg_helper/video_render.php b/plugins/video_ffmpeg_helper/video_render.php
new file mode 100644
index 0000000..eddae56
--- /dev/null
+++ b/plugins/video_ffmpeg_helper/video_render.php
@@ -0,0 +1,110 @@
+<?php
+// $Id$
+
+/**
+ * @file
+ * Manage video rendering scheduling.
+ *
+ * @author Fabio Varesano <fvaresano at yahoo dot it>
+ */
+ 
+ 
+/**
+ * Configuration constats
+*/
+define(VIDEO_RENDERING_FFMPEG_PATH, '/usr/bin/ffmpeg'); // set to the ffmpeg executable
+define(VIDEO_RENDERING_TEMP_PATH, '/tmp/video'); // set to the temp file path
+
+ 
+/**
+ * Define some constants
+*/
+define(VIDEO_RENDERING_PENGING, 0);
+define(VIDEO_RENDERING_ACTIVE, 5);
+define(VIDEO_RENDERING_COMPLETE, 10);
+
+
+include_once './includes/bootstrap.inc';
+drupal_bootstrap(DRUPAL_BOOTSTRAP_FULL);
+
+video_render_main();
+
+/**
+ * Main for video_render.php
+*/
+function video_render_main() {
+  
+  if($job = video_render_select()) {
+    video_render_start($job);
+  }
+  else {
+    print 'no jobs to schedule' . "\n";
+  }
+}
+
+
+/**
+ * Starts rendering for a job
+*/
+function video_render_start($job) {
+  // escape file name for safety
+  $videofile = escapeshellarg($job->origfile);
+  $convfile = tempnam(VIDEO_RENDERING_TEMP_PATH, 'video-rendering');
+  $converter = VIDEO_RENDERING_FFMPEG_PATH;
+  $options = preg_replace(array('/%videofile/', '/%convertfile/'), array($videofile, $convfile), variable_get('video_ffmpeg_helper_auto_converter_options', '-y -i %videofile -f flv  %convertfile.flv'));
+
+  $command = "$converter $options";
+  
+  print('executing ' . $command);
+  
+  //execute the command
+  ob_start();
+  passthru($command." 2>&1", $command_return);
+  $command_output = ob_get_contents();
+  ob_end_clean();
+  
+  print $command_output;
+  
+  if (!file_exists($convfile)) {
+    print 'video conversion failed';
+    // TODO: better error handling
+  }
+  else {
+    // move the video to the definitive location
+    $file = array(
+      'filename' => $job->origfile . ".flv",
+      'filemime' => 'application/octet-stream', // is there something better???
+      'filesize' => filesize($convfile),
+      'filepath' => $convfile,
+      'nid' => $job->nid,
+      );
+
+    $file = ((object) $file);
+
+    $dest_dir = variable_get('video_upload_default_path', 'videos') .'/';
+
+    //print file_directory_path() . '/' . $dest_dir . basename($file->filename);
+    if (file_move($file, $dest)) {
+      $file->fid = db_next_id('{files}_fid');
+      print_r($file);
+      db_query("INSERT INTO {files} (fid, nid, filename, filepath, filemime, filesize) VALUES (%d, %d, '%s', '%s', '%s', %d)", $file->fid, $job->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, $job->vid, $file->list, $file->description);
+      
+      db_query('UPDATE {video} SET vidfile = "%s" WHERE nid=%d AND vid=%d', $file->filename, $job->nid, $job->vid);
+    }
+    else {
+      print 'error moving video to the final directory';
+    }
+  }
+}
+
+
+/**
+ * Select a job from the queue
+*/
+function video_render_select() {
+  $result = db_query('SELECT * FROM {video_rendering} vr INNER JOIN {node} n ON vr.vid = n.vid INNER JOIN {video} v ON n.vid = v.vid WHERE n.nid = v.nid AND vr.nid = n.nid AND vr.status = %d ORDER BY n.created', VIDEO_RENDERING_PENDING);
+  
+  return db_fetch_object($result);
+}