diff --git a/archiver/models/__init__.py b/archiver/models/__init__.py new file mode 100644 index 0000000..3547801 --- /dev/null +++ b/archiver/models/__init__.py @@ -0,0 +1,5 @@ +# Create your models here. +from archive import Archive +from song import Song +from playlist import Playlist +from feed import Feed diff --git a/archiver/models/archive.py b/archiver/models/archive.py new file mode 100644 index 0000000..ffe20c3 --- /dev/null +++ b/archiver/models/archive.py @@ -0,0 +1,188 @@ +from django.db import models + +""" +This is the archive model for the archiving backend of Melodia. +It's purpose is to control the high-level functionality of managing +multiple archives of music. It is different from a playlist both conceptually +and practically - an archive describes a group of files, while a playlist +describes a group of songs. +In this way, you back up archives of music - you don't back up the songs in a +playlist. Additionally, you may want to re-organize your music to use a +cleaner directory structure - a playlist doesn't care about this. +""" + +class Archive (models.Model): + class Meta: + app_label = 'archiver' + + """ + The archive model itself, and all functions used to interact with it. + The archive is built up from a grouping of songs, and the functions + that are used to interact with many songs at a single time. The archive + for example allows you to re-organize a specific set of music files into + a cleaner directory structure. + The archive is given a folder to use as its root directory - it finds all + music files under there, and takes control of them from there. + """ + + import datetime + + name = models.CharField(max_length = 64) + + #Note that we're not using FilePathField since this is actually a folder + root_folder = models.CharField(max_length = 255) + + #We've removed the reference to "songs" - instead define it as a ForeignKey, + #and do lookups via song_set + + #Backup settings + backup_location = models.CharField(max_length = 255, default = None, null = True) + backup_frequency = models.IntegerField(default = 604800) #1 week in seconds + last_backup = models.DateTimeField(default = datetime.datetime.now) #Note that this by default will be the time the archive was instantiated + + def _scan_filesystem(self): + "Scan the archive's root filesystem and add any new songs without adding metadata, delete songs that exist no more" + #This method is implemented since the other scan methods all need to use the same code + #DRY FTW + import re, os, itertools + from django.core.exceptions import ObjectDoesNotExist + from Melodia.melodia_settings import SUPPORTED_AUDIO_EXTENSIONS + from Melodia.melodia_settings import HASH_FUNCTION as hash + + _regex = '|'.join(( '.*' + ext + '$' for ext in SUPPORTED_AUDIO_EXTENSIONS)) + regex = re.compile(_regex, re.IGNORECASE) + + #It's hackish, but far fewer transactions to delete everything first, and add it all back. + #If we get interrupted, just re-run it. + song_set.all().delete() + + #Add new songs + for dirname, dirnames, filenames in os.walk(self.root_folder): + #For each filename that is supported + for filename in itertools.ifilter(lambda filename: re.match(regex, filename), filenames): + rel_url = os.path.join(dirname, filename) + full_url = os.path.abspath(rel_url) + new_song = Song(url = full_url) + new_song.save() + song_set.add(new_song) + + def _update_song_metadata(self, use_echonest = False, progress_callback = lambda x, y: None): + """Scan every song in this archive (database only) and make sure all songs are correct + The progress_callback function is called with the current song being operated on first, and the total songs second.""" + #This method operates only on the songs that are in the database - if you need to make + #sure that new songs are added, use the _scan_filesystem() method in addition + total_songs = song_set.count() + + for index, song in enumerate(song_set.all()): + song.populate_metadata(use_echonest = use_echonest) + song.save() + progress_callback(index + 1, total_songs) + + def _needs_backup(self): + "Check if the current archive is due for a backup" + import datetime + + prev_backup_time = self.last_backup + current_time = datetime.datetime.now() + + delta = current_time - prev_backup_time + if delta > datetime.timedelta(seconds = self.backup_frequency): + return True + else: + return False + + def quick_scan(self): + "Scan this archive's root folder and make sure that all songs are in the database." + #This is a quick scan - only validate whether or not songs should exist in the database + + self._scan_filesystem() + + def scan(self): + "Scan this archive's root folder and make sure any local metadata are correct." + #This is a longer scan - validate whether songs should exist, and use local data to update + #the database + + self._scan_filesystem() + self._update_song_metadata() + + def deep_scan(self): + "Scan this archive's root folder and make sure that all songs are in the database, and use EchoNest to update metadata as necessary" + #This is a very long scan - validate whether songs should exist, and use Echonest to make sure + #that metadata is as accurate as possible. + self._scan_filesystem() + self._update_song_metadata(use_echonest = True) + + + def run_backup(self, force_backup = False): + "Backup the current archive" + if force_backup or self._needs_backup(): + import subprocess + subprocess.call(['rsync', '-av', self.root_folder, self.backup_location]) + + def reorganize(self, format_string, progress_function = lambda w, x, y, z: None, dry_run = False): + """Reorganize a music archive using a specified format string. + Recognized escape characters: + %a - Artist Name %A - Album Name + %d - Disc Number %e - Number of discs + %f - Current Filename (with extension) %g - Current Filename (no extension) + %n - Track Number %o - Number of tracks on disc + %y - Album year + + Note that all organization takes place relative to the archive's root folder. + The progress_function is called with the current song number as its first argument, total songs as its second, + current song URL as the third argument, and new URL as the fourth. + """ + import os, shutil, errno + + total_songs = song_set.count() + + for index, song in enumerate(song_set.all()): + _current_filename = os.path.basename(song.url) + _current_filename_no_extension = os.path.splitext(_current_filename)[0] + + _release_year = song.release_date.year + + new_location = format_string.replace("%a", song.artist)\ + .replace("%A", song.album)\ + .replace("%d", str(song.disc_number))\ + .replace("%e", str(song.disc_total))\ + .replace("%f", _current_filename)\ + .replace("%g", _current_filename_no_extension)\ + .replace("%n", str(song.track_number))\ + .replace("%o", str(song.track_total))\ + .replace("%y", str(_release_year)) + + new_url = os.path.join(self.root_folder, new_location) + + progress_function(index + 1, total_songs, song.url, new_url) + + if not dry_run: + new_folder = os.path.dirname(new_url) + try: + #`mkdir -p` functionality + if not os.path.isdir(new_folder): + os.makedirs(new_folder) + + #Safely copy the file - don't 'move' it, but do a full 'copy' 'rm' + #This way if the process is ever interrupted, we have an unaltered copy + #of the file. + shutil.copyfile(song.url, new_url) + shutil.copystat(song.url, new_url) + + #Notify the database about the new URL + old_url = song.url + song.url = new_url + song.save() + + #Actually remove the file since all references to the original location have been removed + os.remove(old_url) + + except OSError as exc: + if exc.errno == errno.EEXIST and os.path.isdir(new_folder): + #This is safe to skip - makedirs() is complaining about a folder already existing + pass + else: raise + + except IOError as exc: + #shutil error - likely that folders weren't specified correctly + raise diff --git a/archiver/models/feed.py b/archiver/models/feed.py new file mode 100644 index 0000000..82a8114 --- /dev/null +++ b/archiver/models/feed.py @@ -0,0 +1,85 @@ +from django.db import models +import datetime, time +import feedparser + +from archive import Archive + + +""" +The "Feed" model describes a podcast feed using any of RSS, Atom, etc. +Backend handling is processed by 'feedparser', we just download all the podcast files, +control how many are stored, etc. The feed is intended to belong to an archive - +this way the feed is backed up automatically (and we don't have the podcast spewing +files everywhere). +It is important to note - the "max_episodes" field regulates how many episodes are +stored and backed up. A value < 1 indicates storing all episodes. +""" + +_audio_type_mime_types = [ + u'audio/mpeg' + ] + +_audio_type_mime_types_string = "\n".join(_audio_type_mime_types) + +class Feed(models.Model): + class Meta: + app_label = 'archiver' + + url = models.URLField() + name = models.CharField(max_length = 64) + max_episodes = models.IntegerField(default = 0) # Default store everything + current_episodes = models.IntegerField(default = 0) + last_episode = models.DateTimeField(default = datetime.datetime(1970, 1, 1)) + parent_archive = models.ForeignKey(Archive) + + def _get_episode_time(episode): + """ + Get a datetime.datetime object of a podcast episode's published time. + Expects a specific element from feed_object.entries. + """ + t = time.mktime(episode.published_parsed) + return datetime.datetime.fromtimestamp(t) + + def _calculate_new_episodes(feed_object): + """ + Calculate how many new episodes there are of a podcast (and consequently + how many we need to remove). + """ + num_episodes = 0 + + #feed_object.entries starts at the most recent + for episode in feed_object.entries: + if _get_episode_time(episode) > last_episode: + num_episodes += 1 + + #Don't set ourselves up to download any more than max_episodes + if num_episodes > max_episodes and max_episodes > 0: + return num_episodes + + return num_episodes + + def _download_podcast(feed_object, num_episodes = -1): + """ + Update this podcast with episodes from the server copy. The feed_object is a reference to a + feedparser object so we don't have to redownload a feed multiple times. + """ + + num_episodes = _calculate_new_episodes() + + #feedparser-specific way of building the list + new_episodes = feed_object.entries[:num_episodes] + + for episode in new_episodes: + episode_audio_links = [link for link in episodes['links'] + if link['type'] in _audio_type_mime_types_string] + + print episode_audio_links + + + def sync_podcast(dry_run = False, forbid_delete = False): + """ + Update the podcast with episodes from the server copy. If dry_run, don't actually download episodes, + but show what changes would have been made (implies forbid_delete). If forbid_delete, download all new + episodes, ignoring the max_episodes count. + """ + pass diff --git a/archiver/models/listfield.py b/archiver/models/listfield.py new file mode 100644 index 0000000..a064f9c --- /dev/null +++ b/archiver/models/listfield.py @@ -0,0 +1,56 @@ +from django.db import models +import re, itertools + +class IntegerListField(models.TextField): + class Meta: + app_label = 'archiver' + + """ + Store a list of integers in a database string. + Format is: + [, , , ... , ] + """ + + description = "Field type for storing lists of integers." + + __metaclass__ = models.SubfieldBase + + def __init__(self, *args, **kwargs): + super(IntegerListField, self).__init__(*args, **kwargs) + + + #Convert database to python + def to_python(self, value): + if isinstance(value, list): + return value + + #Process a database string + + #Validation first + if len(value) <= 0: + return [] + + if value[0] != '[' or value[-1] != ']': + raise ValidationError("Invalid input to parse a list of integers!") + + #Note that any non-digit string is a valid separator + _csv_regex = "[0-9]" + csv_regex = re.compile(_csv_regex) + + #Synonymous to: + #string_list = filter(None, csv_regex.findall(value)) + string_list = itertools.ifilter(None, csv_regex.findall(value)) + value_list = [int(i) for i in string_list] + + return value_list + + #Convert python to database + def get_prep_value(self, value): + if not isinstance(value, list): + raise ValidationError("Invalid list given to put in database!") + + separator_string = ", " + + list_elements = separator_string.join(map(str, value)) + + return "[" + list_elements + "]" diff --git a/archiver/models/playlist.py b/archiver/models/playlist.py new file mode 100644 index 0000000..0736133 --- /dev/null +++ b/archiver/models/playlist.py @@ -0,0 +1,225 @@ +from django.db import models +from django.core.exceptions import ObjectDoesNotExist + +from song import Song +from listfield import IntegerListField + +import re +from warnings import warn + +""" +Playlist model +Each playlist is a high-level ordering of songs. There really isn't much to a playlist - just its name, and the songs inside it. +However, we need to have a way to guarantee song order, in addition to re-ordering. A ManyToMany field can't do this. +As such, a custom IntegerListField is implemented - it takes a python list of ints, converts it to a text field in the DB, +and then back to a python list. This way, we can guarantee order, and have a song appear multiple times. +The IntegerListField itself uses the ID of each song as the int in a list. For example, a list of: + [1, 3, 5, 17] + +Means that the playlist is made up of four songs. The order of the playlist is the song with index 1, 3, 5, and 17. +Additionally, the ManyToMany field is included to make sure we don't use the global Songs manager - it just seems hackish. +""" + +class Playlist(models.Model): + class Meta: + app_label = 'archiver' + + """ + The Playlist class defines the playlist model and its operations. + Currently supported are add, move, and remove operations, as well as exporting to + multiple formats. + """ + + name = models.CharField(max_length = 255) + song_list = IntegerListField() + + #This is a bit of a backup field, since technically the song PK's are in + #the song_order field. However, it might be useful to just get a reference + #to the songs in this playlist. Additionally, it's kind of hackish to reference + #the global Song manager, rather than something that is specific for this playlist. + songs = models.ManyToManyField(Song) + + def _populate_songs(self): + """ + Make sure that the 'songs' relation is up-to-date. + """ + #This operation works by getting the ID's for all songs currently in the playlist, + #calculates what we need to add, what we need to remove, and then does it. + #As much work as is possible is done on the python side to avoid the DB at all costs. + current_song_ids = [song.id for song in self.songs.all()] + current_song_ids_set = set(current_song_ids) + + new_song_ids_set = set(self.song_list) + + remove_set = current_song_ids_set.difference(new_song_ids_set) + add_set = new_song_ids_set.difference(current_song_ids_set) + + for song_id in remove_set: + song = self.songs.get(id = song_id) + song.remove() + + for song_id in add_set: + song = Song.objects.get(id = song_id) #Using the global Songs manager is unavoidable for this one + self.songs.add(song) + + def insert(self, position, new_song): + """ + Insert a new song into the playlist at a specific position. + """ + + if not isinstance(new_song, Song): + #Not given a song reference, raise an error + raise ValidationError("Not given a song reference to insert.") + + self.songs.add(new_song) + + self.song_list.insert(position, new_song.id) + + self._populate_songs() + + def append(self, new_song): + """ + Add a new song to the end of the playlist. + """ + if not isinstance(new_song, Song): + #Not given a song reference, raise an error + raise ValidationError("Not given a song reference to insert.") + + self.songs.add(new_song) + + self.song_list.append(new_song.id) + + self._populate_songs() + + def move(self, original_position, new_position): + """ + Move a song from one position to another + """ + if original_position == new_position: + return + + song_id = self.song_list[original_position] + + #This is actually a bit more complicated than it first appears, since the index we're moving to may actually change + #when we remove an item. + if new_position < original_position: + del self.song_list[original_position] + self.song_list.insert(new_position, song_id) + + else: + del self.song_list[original_position] + self.song_list.insert(new_position - 1, song_id) #Account for the list indices shifting down. + + self._populate_songs() + + def remove(self, position): + if position > len(self.song_list): + return False + + del self.song_list[position] + + self._populate_songs() + + def export(self, playlist_type = "m3u"): + """ + Export this internal playlist to a file format. + Supported formats: + -pls + -m3u + Return value is a string containing the playlist - + you can write it to file as you deem necessary. + """ + if playlist_type == "pls": + #Playlist header + playlist_string = "[playlist]" + + #Playlist body + for index, song_id in enumerate(self.song_list): + song = self.songs.get(id = song_id) + + playlist_string += "File" + str(index + 1) + "=" + song.url + "\n" + playlist_string += "Title" + str(index + 1) + "=" + song.title + "\n" + playlist_string += "Length" + str(index + 1) + "=" + str(song.duration) + "\n" + + #Playlist footer + playlist_string += "NumberOfEntries=" + str(len(self.song_list)) + playlist_string += "Version=2" + return playlist_string + + elif playlist_type == "m3u": + #Playlist header + playlist_string += "#EXTM3U" + "\n" + + #Playlist body + for song_id in self.song_list: + song = self.songs.get(id = song_id) + + playlist_string += "#EXTINF:" + str(song.duration) + "," + song.artist + " - " + song.title + "\n" + playlist_string += song.url + "\n\n" + + return playlist_string + + def _import(self, playlist_string = None): + """ + Import and convert a playlist into native DB format. + This function will return true if the playlist format was recognized, false otherwise. + It will return true even if there are errors processing individual songs in the playlist. + As a side note - the _import() name is used since python doesn't let + you name a function import(). + """ + #TODO: Code playlist importing + self.song_list = [] + if not playlist_string: + #Make sure we have a string to operate on. + return False + + #Figure out what format we're in + if playlist_string[0:7] == "#EXTM3U": + #Import m3u format playlist + print playlist_string + + #Expected format is "#EXTINF:" followed by the song url on the next line. + line_iterator = playlist_string.split("\n").__iter__() + + #In case we end iteration early + try: + for line in line_iterator: + + if line[0:8] == "#EXTINF:": + song_url = line_iterator.next() #Consume the next line + + try: + song = Song.objects.get(url = song_url) + self.append(song) + + except ObjectDoesNotExist: + #The URL of our song could not be found + warn("The playlist entry: " + song_url + " could not be found, and has not been added to your playlist.") + continue + + #Silently end processing + except StopIteration: + pass + + return True + + if playlist_string[0:10] == "[playlist]": + #Import pls format playlist + #This one is a bit simpler - we're just looking for lines that start with "File=" + pls_regex = re.compile("^File=", re.IGNORECASE) + + for file_line in pls_regex.match(pls_regex, playlist_string): + song_url = file_line[5:] + try: + song = Song.objects.get(url = song_url) + self.append(song) + + except ObjectDoesNotExist: + #The URL of our song could not be found + warn("The playlist entry: " + song_url + " could not be found, and has not been added to your playlist.") + continue + + return True + + #If we got here, the playlist format wasn't recognized. + return False diff --git a/archiver/models/song.py b/archiver/models/song.py new file mode 100644 index 0000000..97342d3 --- /dev/null +++ b/archiver/models/song.py @@ -0,0 +1,162 @@ +from django.db import models +from Melodia import melodia_settings + +from archive import Archive + +import datetime +import os.path +""" +The Song model +Each instance of a Song represents a single music file. +This database model is used for storing the metadata information about a song, +and helps in doing sorting etc. +""" + +_default_string = "_UNAVAILABLE_" +_default_date = datetime.datetime.now +_default_int = -1 + +_default_rating = 0 +_default_rating_bad = 1 +_default_rating_ok = 2 +_default_rating_decent = 3 +_default_rating_good = 4 +_default_rating_excellent = 5 +_default_rating_choices = ( + (_default_rating, 'Default'), + (_default_rating_bad, 'Bad'), + (_default_rating_ok, 'OK'), + (_default_rating_decent, 'Decent'), + (_default_rating_good, 'Good'), + (_default_rating_excellent, 'Excellent'), + ) + +class Song (models.Model): + class Meta: + app_label = 'archiver' + + """ + This class defines the fields and functions related to controlling + individual music files. + Note that the Playlist model depends on this model's PK being an int. + """ + + #Standard song metadata + title = models.CharField(max_length = 64, default = _default_string) + artist = models.CharField(max_length = 64, default = _default_string) + album = models.CharField(max_length = 64, default = _default_string) + year = models.IntegerField(default = _default_string) + genre = models.CharField(max_length = 64, default = _default_string) + bpm = models.IntegerField(default = _default_int) + disc_number = models.IntegerField(default = _default_int) + disc_total = models.IntegerField(default = _default_int) + track_number = models.IntegerField(default = _default_int) + track_total = models.IntegerField(default = _default_int) + comment = models.CharField(default = _default_string, max_length=512) + + #File metadata + bit_rate = models.IntegerField(default = _default_int) + duration = models.FloatField(default = _default_int) + add_date = models.DateField(default = _default_date) + echonest_song_id = models.CharField(max_length = 64, default = _default_string) + url = models.CharField(max_length = 255) + file_hash = melodia_settings.HASH_RESULT_DB_TYPE + file_size = models.IntegerField(default = _default_int) + + #Melodia metadata + play_count = models.IntegerField(default = _default_int) + skip_count = models.IntegerField(default = _default_int) + rating = models.IntegerField(default = _default_int, choices = _default_rating_choices) + + #Link back to the archive this comes from + parent_archive = models.ForeignKey(Archive) + + #Set a static reference to the rating options + RATING_DEFAULT = _default_rating + RATING_BAD = _default_rating_bad + RATING_OK = _default_rating_ok + RATING_DECENT = _default_rating_decent + RATING_GOOD = _default_rating_good + RATING_EXCELLENT = _default_rating_excellent + + def _get_full_url(self): + "Combine this song's URL with the URL of its parent" + return os.path.join(parent_archive.root_folder, self.url) + + def _file_not_changed(self): + "Make sure the hash for this file is valid - return True if it has not changed." + #Overload the hash function with whatever Melodia as a whole is using + from Melodia.melodia_settings import HASH_FUNCTION as hash + + #Check if there's a hash entry - if there is, the song may not have changed, + #and we can go ahead and return + if self.file_hash != None: + song_file = open(self._get_full_url, 'rb') + current_file_hash = hash(song_file.read()) + + if current_file_hash == self.file_hash: + #The song data hasn't changed at all, we don't need to do anything + return True + + return False + + def _grab_file_info(self): + "Populate file-based metadata about this song." + import os + #Overload the hash function with whatever Melodia as a whole is using + from Melodia.melodia_settings import HASH_FUNCTION as hash + + file_handle = open(self._get_full_url, 'rb') + + self.file_hash = hash(file_handle.read()) + self.file_size = os.stat(self._get_full_url).st_size + + def _grab_metadata_echonest(self): + "Populate this song's metadata using EchoNest" + pass + + def _grab_metadata_local(self): + "Populate this song's metadata using what is locally available" + #Use mutagen to get the song metadata + import mutagen + + try: + #Use mutagen to scan local metadata - don't update anything else (i.e. play_count) + track = mutagen.File(self._get_full_url) + track_easy = mutagen.File(self._get_full_url, easy=True) + + self.title = track_easy['title'][0] or _default_string + self.artist = track_easy['artist'][0] or _default_string + self.album_artist = track_easy['albumartist'][0] or _default_string + self.album = track_easy['album'][0] or _default_string + self.year = int(track_easy['date'][0][0:4]) or _default_int + self.genre = track_easy["genre"][0] or _default_string + + self.disc_number = int(track_easy['discnumber'][0].split('/')[0]) or _default_int + self.disc_total = int(track_easy['discnumber'][0].split('/')[-1]) or _default_int + self.track_number = int(track_easy['track_number'][0].split('/')[0]) or _default_int + self.track_total = int(track_easy['track_number'][0].split('/')[-1]) or _default_int + self.comment = track_easy['comment'][0] or _default_string + + self.bit_rate = track.info.bitrate or _default_int + self.duration = track.info.length or _default_int + + except: + #Couldn't grab the local data + return False + + def populate_metadata(self, use_echonest = False): + "Populate the metadata of this song (only if file hash has changed), and save the result." + if self._file_not_changed(): + return + + #If we've gotten to here, we do actually need to fully update the metadata + if use_echonest: + self._grab_echonest() + + else: + self._grab_metadata_local() + + def convert(self, output_location, output_format, progress_func = lambda x, y: None): + "Convert a song to a new format." + pass #Need to get pydub code in place diff --git a/web/static/js/angular.min.js b/web/static/js/angular.min.js new file mode 100644 index 0000000..1068a6a --- /dev/null +++ b/web/static/js/angular.min.js @@ -0,0 +1,162 @@ +/* + AngularJS v1.0.6 + (c) 2010-2012 Google, Inc. http://angularjs.org + License: MIT +*/ +(function(N,Y,q){'use strict';function n(b,a,c){var d;if(b)if(H(b))for(d in b)d!="prototype"&&d!="length"&&d!="name"&&b.hasOwnProperty(d)&&a.call(c,b[d],d);else if(b.forEach&&b.forEach!==n)b.forEach(a,c);else if(!b||typeof b.length!=="number"?0:typeof b.hasOwnProperty!="function"&&typeof b.constructor!="function"||b instanceof K||ca&&b instanceof ca||xa.call(b)!=="[object Object]"||typeof b.callee==="function")for(d=0;d=0&&b.splice(c,1);return a}function V(b,a){if(pa(b)|| +b&&b.$evalAsync&&b.$watch)throw Error("Can't copy Window or Scope");if(a){if(b===a)throw Error("Can't copy equivalent objects or arrays");if(E(b))for(var c=a.length=0;c2?ha.call(arguments,2):[];return H(a)&&!(a instanceof RegExp)?c.length?function(){return arguments.length?a.apply(b,c.concat(ha.call(arguments,0))):a.apply(b,c)}:function(){return arguments.length?a.apply(b,arguments):a.call(b)}:a}function ic(b,a){var c=a;/^\$+/.test(b)?c=q:pa(a)?c="$WINDOW":a&&Y===a?c="$DOCUMENT":a&&a.$evalAsync&&a.$watch&&(c="$SCOPE");return c}function da(b,a){return JSON.stringify(b,ic,a?" 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i=n.offset(),s=e(r).css("overflow")!="hidden";this.containment=[(parseInt(e(r).css("borderLeftWidth"),10)||0)+(parseInt(e(r).css("paddingLeft"),10)||0),(parseInt(e(r).css("borderTopWidth"),10)||0)+(parseInt(e(r).css("paddingTop"),10)||0),(s?Math.max(r.scrollWidth,r.offsetWidth):r.offsetWidth)-(parseInt(e(r).css("borderLeftWidth"),10)||0)-(parseInt(e(r).css("paddingRight"),10)||0)-this.helperProportions.width-this.margins.left-this.margins.right,(s?Math.max(r.scrollHeight,r.offsetHeight):r.offsetHeight)-(parseInt(e(r).css("borderTopWidth"),10)||0)-(parseInt(e(r).css("paddingBottom"),10)||0)-this.helperProportions.height-this.margins.top-this.margins.bottom],this.relative_container=n}else t.containment.constructor==Array&&(this.containment=t.containment)},_convertPositionTo:function(t,n){n||(n=this.position);var r=t=="absolute"?1:-1,i=this.options,s=this.cssPosition!="absolute"||this.scrollParent[0]!=document&&!!e.contains(this.scrollParent[0],this.offsetParent[0])?this.scrollParent:this.offsetParent,o=/(html|body)/i.test(s[0].tagName);return{top:n.top+this.offset.relative.top*r+this.offset.parent.top*r-(this.cssPosition=="fixed"?-this.scrollParent.scrollTop():o?0:s.scrollTop())*r,left:n.left+this.offset.relative.left*r+this.offset.parent.left*r-(this.cssPosition=="fixed"?-this.scrollParent.scrollLeft():o?0:s.scrollLeft())*r}},_generatePosition:function(t){var n=this.options,r=this.cssPosition!="absolute"||this.scrollParent[0]!=document&&!!e.contains(this.scrollParent[0],this.offsetParent[0])?this.scrollParent:this.offsetParent,i=/(html|body)/i.test(r[0].tagName),s=t.pageX,o=t.pageY;if(this.originalPosition){var u;if(this.containment){if(this.relative_container){var a=this.relative_container.offset();u=[this.containment[0]+a.left,this.containment[1]+a.top,this.containment[2]+a.left,this.containment[3]+a.top]}else u=this.containment;t.pageX-this.offset.click.leftu[2]&&(s=u[2]+this.offset.click.left),t.pageY-this.offset.click.top>u[3]&&(o=u[3]+this.offset.click.top)}if(n.grid){var f=n.grid[1]?this.originalPageY+Math.round((o-this.originalPageY)/n.grid[1])*n.grid[1]:this.originalPageY;o=u?f-this.offset.click.topu[3]?f-this.offset.click.topu[2]?l-this.offset.click.left=0;l--){var c=r.snapElements[l].left,h=c+r.snapElements[l].width,p=r.snapElements[l].top,d=p+r.snapElements[l].height;if(!(c-s=l&&o<=c||u>=l&&u<=c||oc)&&(i>=a&&i<=f||s>=a&&s<=f||if);default:return!1}},e.ui.ddmanager={current:null,droppables:{"default":[]},prepareOffsets:function(t,n){var r=e.ui.ddmanager.droppables[t.options.scope]||[],i=n?n.type:null,s=(t.currentItem||t.element).find(":data(droppable)").andSelf();e:for(var o=0;o').css({position:this.element.css("position"),width:this.element.outerWidth(),height:this.element.outerHeight(),top:this.element.css("top"),left:this.element.css("left")})),this.element=this.element.parent().data("resizable",this.element.data("resizable")),this.elementIsWrapper=!0,this.element.css({marginLeft:this.originalElement.css("marginLeft"),marginTop:this.originalElement.css("marginTop"),marginRight:this.originalElement.css("marginRight"),marginBottom:this.originalElement.css("marginBottom")}),this.originalElement.css({marginLeft:0,marginTop:0,marginRight:0,marginBottom:0}),this.originalResizeStyle=this.originalElement.css("resize"),this.originalElement.css("resize","none"),this._proportionallyResizeElements.push(this.originalElement.css({position:"static",zoom:1,display:"block"})),this.originalElement.css({margin:this.originalElement.css("margin")}),this._proportionallyResize()),this.handles=n.handles||(e(".ui-resizable-handle",this.element).length?{n:".ui-resizable-n",e:".ui-resizable-e",s:".ui-resizable-s",w:".ui-resizable-w",se:".ui-resizable-se",sw:".ui-resizable-sw",ne:".ui-resizable-ne",nw:".ui-resizable-nw"}:"e,s,se");if(this.handles.constructor==String){this.handles=="all"&&(this.handles="n,e,s,w,se,sw,ne,nw");var r=this.handles.split(",");this.handles={};for(var i=0;i');u.css({zIndex:n.zIndex}),"se"==s&&u.addClass("ui-icon ui-icon-gripsmall-diagonal-se"),this.handles[s]=".ui-resizable-"+s,this.element.append(u)}}this._renderAxis=function(t){t=t||this.element;for(var n in this.handles){this.handles[n].constructor==String&&(this.handles[n]=e(this.handles[n],this.element).show());if(this.elementIsWrapper&&this.originalElement[0].nodeName.match(/textarea|input|select|button/i)){var r=e(this.handles[n],this.element),i=0;i=/sw|ne|nw|se|n|s/.test(n)?r.outerHeight():r.outerWidth();var s=["padding",/ne|nw|n/.test(n)?"Top":/se|sw|s/.test(n)?"Bottom":/^e$/.test(n)?"Right":"Left"].join("");t.css(s,i),this._proportionallyResize()}if(!e(this.handles[n]).length)continue}},this._renderAxis(this.element),this._handles=e(".ui-resizable-handle",this.element).disableSelection(),this._handles.mouseover(function(){if(!t.resizing){if(this.className)var e=this.className.match(/ui-resizable-(se|sw|ne|nw|n|e|s|w)/i);t.axis=e&&e[1]?e[1]:"se"}}),n.autoHide&&(this._handles.hide(),e(this.element).addClass("ui-resizable-autohide").mouseenter(function(){if(n.disabled)return;e(this).removeClass("ui-resizable-autohide"),t._handles.show()}).mouseleave(function(){if(n.disabled)return;t.resizing||(e(this).addClass("ui-resizable-autohide"),t._handles.hide())})),this._mouseInit()},_destroy:function(){this._mouseDestroy();var t=function(t){e(t).removeClass("ui-resizable ui-resizable-disabled ui-resizable-resizing").removeData("resizable").removeData("ui-resizable").unbind(".resizable").find(".ui-resizable-handle").remove()};if(this.elementIsWrapper){t(this.element);var n=this.element;this.originalElement.css({position:n.css("position"),width:n.outerWidth(),height:n.outerHeight(),top:n.css("top"),left:n.css("left")}).insertAfter(n),n.remove()}return this.originalElement.css("resize",this.originalResizeStyle),t(this.originalElement),this},_mouseCapture:function(t){var n=!1;for(var r in this.handles)e(this.handles[r])[0]==t.target&&(n=!0);return!this.options.disabled&&n},_mouseStart:function(t){var r=this.options,i=this.element.position(),s=this.element;this.resizing=!0,this.documentScroll={top:e(document).scrollTop(),left:e(document).scrollLeft()},(s.is(".ui-draggable")||/absolute/.test(s.css("position")))&&s.css({position:"absolute",top:i.top,left:i.left}),this._renderProxy();var o=n(this.helper.css("left")),u=n(this.helper.css("top"));r.containment&&(o+=e(r.containment).scrollLeft()||0,u+=e(r.containment).scrollTop()||0),this.offset=this.helper.offset(),this.position={left:o,top:u},this.size=this._helper?{width:s.outerWidth(),height:s.outerHeight()}:{width:s.width(),height:s.height()},this.originalSize=this._helper?{width:s.outerWidth(),height:s.outerHeight()}:{width:s.width(),height:s.height()},this.originalPosition={left:o,top:u},this.sizeDiff={width:s.outerWidth()-s.width(),height:s.outerHeight()-s.height()},this.originalMousePosition={left:t.pageX,top:t.pageY},this.aspectRatio=typeof r.aspectRatio=="number"?r.aspectRatio:this.originalSize.width/this.originalSize.height||1;var a=e(".ui-resizable-"+this.axis).css("cursor");return e("body").css("cursor",a=="auto"?this.axis+"-resize":a),s.addClass("ui-resizable-resizing"),this._propagate("start",t),!0},_mouseDrag:function(e){var t=this.helper,n=this.options,r={},i=this,s=this.originalMousePosition,o=this.axis,u=e.pageX-s.left||0,a=e.pageY-s.top||0,f=this._change[o];if(!f)return!1;var l=f.apply(this,[e,u,a]);this._updateVirtualBoundaries(e.shiftKey);if(this._aspectRatio||e.shiftKey)l=this._updateRatio(l,e);return l=this._respectSize(l,e),this._propagate("resize",e),t.css({top:this.position.top+"px",left:this.position.left+"px",width:this.size.width+"px",height:this.size.height+"px"}),!this._helper&&this._proportionallyResizeElements.length&&this._proportionallyResize(),this._updateCache(l),this._trigger("resize",e,this.ui()),!1},_mouseStop:function(t){this.resizing=!1;var n=this.options,r=this;if(this._helper){var i=this._proportionallyResizeElements,s=i.length&&/textarea/i.test(i[0].nodeName),o=s&&e.ui.hasScroll(i[0],"left")?0:r.sizeDiff.height,u=s?0:r.sizeDiff.width,a={width:r.helper.width()-u,height:r.helper.height()-o},f=parseInt(r.element.css("left"),10)+(r.position.left-r.originalPosition.left)||null,l=parseInt(r.element.css("top"),10)+(r.position.top-r.originalPosition.top)||null;n.animate||this.element.css(e.extend(a,{top:l,left:f})),r.helper.height(r.size.height),r.helper.width(r.size.width),this._helper&&!n.animate&&this._proportionallyResize()}return e("body").css("cursor","auto"),this.element.removeClass("ui-resizable-resizing"),this._propagate("stop",t),this._helper&&this.helper.remove(),!1},_updateVirtualBoundaries:function(e){var t=this.options,n,i,s,o,u;u={minWidth:r(t.minWidth)?t.minWidth:0,maxWidth:r(t.maxWidth)?t.maxWidth:Infinity,minHeight:r(t.minHeight)?t.minHeight:0,maxHeight:r(t.maxHeight)?t.maxHeight:Infinity};if(this._aspectRatio||e)n=u.minHeight*this.aspectRatio,s=u.minWidth/this.aspectRatio,i=u.maxHeight*this.aspectRatio,o=u.maxWidth/this.aspectRatio,n>u.minWidth&&(u.minWidth=n),s>u.minHeight&&(u.minHeight=s),ie.width,l=r(e.height)&&i.minHeight&&i.minHeight>e.height;f&&(e.width=i.minWidth),l&&(e.height=i.minHeight),u&&(e.width=i.maxWidth),a&&(e.height=i.maxHeight);var c=this.originalPosition.left+this.originalSize.width,h=this.position.top+this.size.height,p=/sw|nw|w/.test(o),d=/nw|ne|n/.test(o);f&&p&&(e.left=c-i.minWidth),u&&p&&(e.left=c-i.maxWidth),l&&d&&(e.top=h-i.minHeight),a&&d&&(e.top=h-i.maxHeight);var v=!e.width&&!e.height;return v&&!e.left&&e.top?e.top=null:v&&!e.top&&e.left&&(e.left=null),e},_proportionallyResize:function(){var t=this.options;if(!this._proportionallyResizeElements.length)return;var n=this.helper||this.element;for(var r=0;r');var r=e.ui.ie6?1:0,i=e.ui.ie6?2:-1;this.helper.addClass(this._helper).css({width:this.element.outerWidth()+i,height:this.element.outerHeight()+i,position:"absolute",left:this.elementOffset.left-r+"px",top:this.elementOffset.top-r+"px",zIndex:++n.zIndex}),this.helper.appendTo("body").disableSelection()}else this.helper=this.element},_change:{e:function(e,t,n){return{width:this.originalSize.width+t}},w:function(e,t,n){var r=this.options,i=this.originalSize,s=this.originalPosition;return{left:s.left+t,width:i.width-t}},n:function(e,t,n){var r=this.options,i=this.originalSize,s=this.originalPosition;return{top:s.top+n,height:i.height-n}},s:function(e,t,n){return{height:this.originalSize.height+n}},se:function(t,n,r){return e.extend(this._change.s.apply(this,arguments),this._change.e.apply(this,[t,n,r]))},sw:function(t,n,r){return e.extend(this._change.s.apply(this,arguments),this._change.w.apply(this,[t,n,r]))},ne:function(t,n,r){return e.extend(this._change.n.apply(this,arguments),this._change.e.apply(this,[t,n,r]))},nw:function(t,n,r){return e.extend(this._change.n.apply(this,arguments),this._change.w.apply(this,[t,n,r]))}},_propagate:function(t,n){e.ui.plugin.call(this,t,[n,this.ui()]),t!="resize"&&this._trigger(t,n,this.ui())},plugins:{},ui:function(){return{originalElement:this.originalElement,element:this.element,helper:this.helper,position:this.position,size:this.size,originalSize:this.originalSize,originalPosition:this.originalPosition}}}),e.ui.plugin.add("resizable","alsoResize",{start:function(t,n){var r=e(this).data("resizable"),i=r.options,s=function(t){e(t).each(function(){var t=e(this);t.data("resizable-alsoresize",{width:parseInt(t.width(),10),height:parseInt(t.height(),10),left:parseInt(t.css("left"),10),top:parseInt(t.css("top"),10)})})};typeof i.alsoResize=="object"&&!i.alsoResize.parentNode?i.alsoResize.length?(i.alsoResize=i.alsoResize[0],s(i.alsoResize)):e.each(i.alsoResize,function(e){s(e)}):s(i.alsoResize)},resize:function(t,n){var r=e(this).data("resizable"),i=r.options,s=r.originalSize,o=r.originalPosition,u={height:r.size.height-s.height||0,width:r.size.width-s.width||0,top:r.position.top-o.top||0,left:r.position.left-o.left||0},a=function(t,r){e(t).each(function(){var t=e(this),i=e(this).data("resizable-alsoresize"),s={},o=r&&r.length?r:t.parents(n.originalElement[0]).length?["width","height"]:["width","height","top","left"];e.each(o,function(e,t){var n=(i[t]||0)+(u[t]||0);n&&n>=0&&(s[t]=n||null)}),t.css(s)})};typeof i.alsoResize=="object"&&!i.alsoResize.nodeType?e.each(i.alsoResize,function(e,t){a(e,t)}):a(i.alsoResize)},stop:function(t,n){e(this).removeData("resizable-alsoresize")}}),e.ui.plugin.add("resizable","animate",{stop:function(t,n){var r=e(this).data("resizable"),i=r.options,s=r._proportionallyResizeElements,o=s.length&&/textarea/i.test(s[0].nodeName),u=o&&e.ui.hasScroll(s[0],"left")?0:r.sizeDiff.height,a=o?0:r.sizeDiff.width,f={width:r.size.width-a,height:r.size.height-u},l=parseInt(r.element.css("left"),10)+(r.position.left-r.originalPosition.left)||null,c=parseInt(r.element.css("top"),10)+(r.position.top-r.originalPosition.top)||null;r.element.animate(e.extend(f,c&&l?{top:c,left:l}:{}),{duration:i.animateDuration,easing:i.animateEasing,step:function(){var n={width:parseInt(r.element.css("width"),10),height:parseInt(r.element.css("height"),10),top:parseInt(r.element.css("top"),10),left:parseInt(r.element.css("left"),10)};s&&s.length&&e(s[0]).css({width:n.width,height:n.height}),r._updateCache(n),r._propagate("resize",t)}})}}),e.ui.plugin.add("resizable","containment",{start:function(t,r){var i=e(this).data("resizable"),s=i.options,o=i.element,u=s.containment,a=u instanceof e?u.get(0):/parent/.test(u)?o.parent().get(0):u;if(!a)return;i.containerElement=e(a);if(/document/.test(u)||u==document)i.containerOffset={left:0,top:0},i.containerPosition={left:0,top:0},i.parentData={element:e(document),left:0,top:0,width:e(document).width(),height:e(document).height()||document.body.parentNode.scrollHeight};else{var f=e(a),l=[];e(["Top","Right","Left","Bottom"]).each(function(e,t){l[e]=n(f.css("padding"+t))}),i.containerOffset=f.offset(),i.containerPosition=f.position(),i.containerSize={height:f.innerHeight()-l[3],width:f.innerWidth()-l[1]};var c=i.containerOffset,h=i.containerSize.height,p=i.containerSize.width,d=e.ui.hasScroll(a,"left")?a.scrollWidth:p,v=e.ui.hasScroll(a)?a.scrollHeight:h;i.parentData={element:a,left:c.left,top:c.top,width:d,height:v}}},resize:function(t,n){var r=e(this).data("resizable"),i=r.options,s=r.containerSize,o=r.containerOffset,u=r.size,a=r.position,f=r._aspectRatio||t.shiftKey,l={top:0,left:0},c=r.containerElement;c[0]!=document&&/static/.test(c.css("position"))&&(l=o),a.left<(r._helper?o.left:0)&&(r.size.width=r.size.width+(r._helper?r.position.left-o.left:r.position.left-l.left),f&&(r.size.height=r.size.width/r.aspectRatio),r.position.left=i.helper?o.left:0),a.top<(r._helper?o.top:0)&&(r.size.height=r.size.height+(r._helper?r.position.top-o.top:r.position.top),f&&(r.size.width=r.size.height*r.aspectRatio),r.position.top=r._helper?o.top:0),r.offset.left=r.parentData.left+r.position.left,r.offset.top=r.parentData.top+r.position.top;var h=Math.abs((r._helper?r.offset.left-l.left:r.offset.left-l.left)+r.sizeDiff.width),p=Math.abs((r._helper?r.offset.top-l.top:r.offset.top-o.top)+r.sizeDiff.height),d=r.containerElement.get(0)==r.element.parent().get(0),v=/relative|absolute/.test(r.containerElement.css("position"));d&&v&&(h-=r.parentData.left),h+r.size.width>=r.parentData.width&&(r.size.width=r.parentData.width-h,f&&(r.size.height=r.size.width/r.aspectRatio)),p+r.size.height>=r.parentData.height&&(r.size.height=r.parentData.height-p,f&&(r.size.width=r.size.height*r.aspectRatio))},stop:function(t,n){var r=e(this).data("resizable"),i=r.options,s=r.position,o=r.containerOffset,u=r.containerPosition,a=r.containerElement,f=e(r.helper),l=f.offset(),c=f.outerWidth()-r.sizeDiff.width,h=f.outerHeight()-r.sizeDiff.height;r._helper&&!i.animate&&/relative/.test(a.css("position"))&&e(this).css({left:l.left-u.left-o.left,width:c,height:h}),r._helper&&!i.animate&&/static/.test(a.css("position"))&&e(this).css({left:l.left-u.left-o.left,width:c,height:h})}}),e.ui.plugin.add("resizable","ghost",{start:function(t,n){var r=e(this).data("resizable"),i=r.options,s=r.size;r.ghost=r.originalElement.clone(),r.ghost.css({opacity:.25,display:"block",position:"relative",height:s.height,width:s.width,margin:0,left:0,top:0}).addClass("ui-resizable-ghost").addClass(typeof i.ghost=="string"?i.ghost:""),r.ghost.appendTo(r.helper)},resize:function(t,n){var r=e(this).data("resizable"),i=r.options;r.ghost&&r.ghost.css({position:"relative",height:r.size.height,width:r.size.width})},stop:function(t,n){var r=e(this).data("resizable"),i=r.options;r.ghost&&r.helper&&r.helper.get(0).removeChild(r.ghost.get(0))}}),e.ui.plugin.add("resizable","grid",{resize:function(t,n){var r=e(this).data("resizable"),i=r.options,s=r.size,o=r.originalSize,u=r.originalPosition,a=r.axis,f=i._aspectRatio||t.shiftKey;i.grid=typeof i.grid=="number"?[i.grid,i.grid]:i.grid;var l=Math.round((s.width-o.width)/(i.grid[0]||1))*(i.grid[0]||1),c=Math.round((s.height-o.height)/(i.grid[1]||1))*(i.grid[1]||1);/^(se|s|e)$/.test(a)?(r.size.width=o.width+l,r.size.height=o.height+c):/^(ne)$/.test(a)?(r.size.width=o.width+l,r.size.height=o.height+c,r.position.top=u.top-c):/^(sw)$/.test(a)?(r.size.width=o.width+l,r.size.height=o.height+c,r.position.left=u.left-l):(r.size.width=o.width+l,r.size.height=o.height+c,r.position.top=u.top-c,r.position.left=u.left-l)}});var n=function(e){return parseInt(e,10)||0},r=function(e){return!isNaN(parseInt(e,10))}}(jQuery),function(e,t){e.widget("ui.selectable",e.ui.mouse,{version:"1.9.2",options:{appendTo:"body",autoRefresh:!0,distance:0,filter:"*",tolerance:"touch"},_create:function(){var t=this;this.element.addClass("ui-selectable"),this.dragged=!1;var n;this.refresh=function(){n=e(t.options.filter,t.element[0]),n.addClass("ui-selectee"),n.each(function(){var t=e(this),n=t.offset();e.data(this,"selectable-item",{element:this,$element:t,left:n.left,top:n.top,right:n.left+t.outerWidth(),bottom:n.top+t.outerHeight(),startselected:!1,selected:t.hasClass("ui-selected"),selecting:t.hasClass("ui-selecting"),unselecting:t.hasClass("ui-unselecting")})})},this.refresh(),this.selectees=n.addClass("ui-selectee"),this._mouseInit(),this.helper=e("
")},_destroy:function(){this.selectees.removeClass("ui-selectee").removeData("selectable-item"),this.element.removeClass("ui-selectable ui-selectable-disabled"),this._mouseDestroy()},_mouseStart:function(t){var n=this;this.opos=[t.pageX,t.pageY];if(this.options.disabled)return;var r=this.options;this.selectees=e(r.filter,this.element[0]),this._trigger("start",t),e(r.appendTo).append(this.helper),this.helper.css({left:t.clientX,top:t.clientY,width:0,height:0}),r.autoRefresh&&this.refresh(),this.selectees.filter(".ui-selected").each(function(){var r=e.data(this,"selectable-item");r.startselected=!0,!t.metaKey&&!t.ctrlKey&&(r.$element.removeClass("ui-selected"),r.selected=!1,r.$element.addClass("ui-unselecting"),r.unselecting=!0,n._trigger("unselecting",t,{unselecting:r.element}))}),e(t.target).parents().andSelf().each(function(){var r=e.data(this,"selectable-item");if(r){var i=!t.metaKey&&!t.ctrlKey||!r.$element.hasClass("ui-selected");return r.$element.removeClass(i?"ui-unselecting":"ui-selected").addClass(i?"ui-selecting":"ui-unselecting"),r.unselecting=!i,r.selecting=i,r.selected=i,i?n._trigger("selecting",t,{selecting:r.element}):n._trigger("unselecting",t,{unselecting:r.element}),!1}})},_mouseDrag:function(t){var n=this;this.dragged=!0;if(this.options.disabled)return;var r=this.options,i=this.opos[0],s=this.opos[1],o=t.pageX,u=t.pageY;if(i>o){var a=o;o=i,i=a}if(s>u){var a=u;u=s,s=a}return this.helper.css({left:i,top:s,width:o-i,height:u-s}),this.selectees.each(function(){var a=e.data(this,"selectable-item");if(!a||a.element==n.element[0])return;var f=!1;r.tolerance=="touch"?f=!(a.left>o||a.rightu||a.bottomi&&a.rights&&a.bottom *",opacity:!1,placeholder:!1,revert:!1,scroll:!0,scrollSensitivity:20,scrollSpeed:20,scope:"default",tolerance:"intersect",zIndex:1e3},_create:function(){var e=this.options;this.containerCache={},this.element.addClass("ui-sortable"),this.refresh(),this.floating=this.items.length?e.axis==="x"||/left|right/.test(this.items[0].item.css("float"))||/inline|table-cell/.test(this.items[0].item.css("display")):!1,this.offset=this.element.offset(),this._mouseInit(),this.ready=!0},_destroy:function(){this.element.removeClass("ui-sortable ui-sortable-disabled"),this._mouseDestroy();for(var e=this.items.length-1;e>=0;e--)this.items[e].item.removeData(this.widgetName+"-item");return this},_setOption:function(t,n){t==="disabled"?(this.options[t]=n,this.widget().toggleClass("ui-sortable-disabled",!!n)):e.Widget.prototype._setOption.apply(this,arguments)},_mouseCapture:function(t,n){var r=this;if(this.reverting)return!1;if(this.options.disabled||this.options.type=="static")return!1;this._refreshItems(t);var i=null,s=e(t.target).parents().each(function(){if(e.data(this,r.widgetName+"-item")==r)return 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