diff options
Diffstat (limited to 'modules/gallery/helpers/movie.php')
| -rw-r--r-- | modules/gallery/helpers/movie.php | 67 |
1 files changed, 63 insertions, 4 deletions
diff --git a/modules/gallery/helpers/movie.php b/modules/gallery/helpers/movie.php index 6844771b..aff2acc1 100644 --- a/modules/gallery/helpers/movie.php +++ b/modules/gallery/helpers/movie.php @@ -24,6 +24,8 @@ * Note: by design, this class does not do any permission checking. */ class movie_Core { + private static $allow_uploads; + static function get_edit_form($movie) { $form = new Forge("movies/update/$movie->id", "", "post", array("id" => "g-edit-movie-form")); $form->hidden("from_id")->value($movie->id); @@ -110,6 +112,29 @@ class movie_Core { } /** + * Return true if movie uploads are allowed, false if not. This is based on the + * "movie_allow_uploads" Gallery variable as well as whether or not ffmpeg is found. + */ + static function allow_uploads() { + if (empty(self::$allow_uploads)) { + // Refresh ffmpeg settings + $ffmpeg = movie::find_ffmpeg(); + switch (module::get_var("gallery", "movie_allow_uploads", "autodetect")) { + case "always": + self::$allow_uploads = true; + break; + case "never": + self::$allow_uploads = false; + break; + default: + self::$allow_uploads = !empty($ffmpeg); + break; + } + } + return self::$allow_uploads; + } + + /** * Return the path to the ffmpeg binary if one exists and is executable, or null. */ static function find_ffmpeg() { @@ -122,6 +147,34 @@ class movie_Core { } /** + * Return version number and build date of ffmpeg if found, empty string(s) if not. When using + * static builds that aren't official releases, the version numbers are strange, hence why the + * date can be useful. + */ + static function get_ffmpeg_version() { + $ffmpeg = movie::find_ffmpeg(); + if (empty($ffmpeg)) { + return array("", ""); + } + + // Find version using -h argument since -version wasn't available in early versions. + // To keep the preg_match searches quick, we'll trim the (otherwise long) result. + $cmd = escapeshellcmd($ffmpeg) . " -h 2>&1"; + $result = substr(`$cmd`, 0, 1000); + if (preg_match("/ffmpeg version (\S+)/i", $result, $matches_version)) { + // Version number found - see if we can get the build date or copyright year as well. + if (preg_match("/built on (\S+\s\S+\s\S+)/i", $result, $matches_build_date)) { + return array(trim($matches_version[1], ","), trim($matches_build_date[1], ",")); + } else if (preg_match("/copyright \S*\s?2000-(\d{4})/i", $result, $matches_copyright_date)) { + return array(trim($matches_version[1], ","), $matches_copyright_date[1]); + } else { + return array(trim($matches_version[1], ","), ""); + } + } + return array("", ""); + } + + /** * Return the width, height, mime_type, extension and duration of the given movie file. * Metadata is first generated using ffmpeg (or set to defaults if it fails), * then can be modified by other modules using movie_get_file_metadata events. @@ -138,9 +191,7 @@ class movie_Core { * -> return metadata from ffmpeg * Input is *not* standard movie type that is *not* supported by ffmpeg but is legal * -> return zero width, height, and duration; mime type and extension according to legal_file - * Input is *not* standard movie type that is *not* supported by ffmpeg and is *not* legal - * -> return zero width, height, and duration; null mime type and extension - * Input is not readable or does not exist + * Input is illegal, unidentifiable, unreadable, or does not exist * -> throw exception * Note: movie_get_file_metadata events can change any of the above cases (except the last one). */ @@ -192,8 +243,16 @@ class movie_Core { $metadata->extension = strtolower($extension); } - // Run movie_get_file_metadata events which can modify the class, then return results. + // Run movie_get_file_metadata events which can modify the class. module::event("movie_get_file_metadata", $file_path, $metadata); + + // If the post-events results are invalid, throw an exception. Note that, unlike photos, having + // zero width and height isn't considered invalid (as is the case when FFmpeg isn't installed). + if (!$metadata->mime_type || !$metadata->extension || + ($metadata->mime_type != legal_file::get_movie_types_by_extension($metadata->extension))) { + throw new Exception("@todo ILLEGAL_OR_UNINDENTIFIABLE_FILE"); + } + return array($metadata->width, $metadata->height, $metadata->mime_type, $metadata->extension, $metadata->duration); } |