Reduce the code base and remove legacy code

These changes are to help with maintaining the project. Many API methods have been changed and removed, so the major version will be changed to 2+.

- Remove library class
- Remove libraries menu
- Remove settings module
- Remove metafile module
- Remove analytics module
- Remove settingsDialog class
- Remove the hcolorbar widget
- Remove metafile methods from libraryItem
- Remove studiolibrarymaya support for the .list and .dict formats
- Remove studiolibrary.window, studiolibrary.library and studiolibrary.libraries method
- Rename example1 to examples
- Merge the utils module and the api module to cmds.py
- Add support for relative paths in the database
- Add better support for renaming paths in the database
- Add a new example for creating a custom library widget
- Fix mirrortable error when no mirrortable was found
- Fix methods shadowing each other in the combinedwidget

README.md

@@ -1,20 +1,31 @@
-## Studio Library
+## Studio Library 2 - Beta
 
 Studio Library is a free python script for managing poses and animation in Maya.
 
 * www.studiolibrary.com
 
+## What's changed in version 2?
+Most of the changes in version 2 are to help with maintaining the project.
+There have been many API changes, so the major version was changed.
+
+* Docking in Maya is not supported yet
+* Items created before version 1.5.x (mid-2014) are no longer supported
+* Creating and switching between libraries from the UI is no longer supported
 
 ## Contributing
 
 Whether it's reporting bugs, discussing ideas or committing code: Contributions to Studio Library are welcome!
 
+* [Branch naming style](https://stackoverflow.com/questions/273695/git-branch-naming-best-practices)
+
+* [Commit messages style](https://github.com/erlang/otp/wiki/Writing-good-commit-messages)
+
 * Please follow the same workflow as the "[GitHub flow](https://guides.github.com/introduction/flow/index.html)".
 
 * Please follow the same coding style as the "[Python Qt Style Guidelines](http://bitesofcode.blogspot.co.uk/2011/10/pyqt-coding-style-guidelines.html)".
 
 
-## How to Install?
+## How to install?
 
 1. Download and unzip the *studiolibrary.zip* file
 

__init__.py

@@ -19,17 +19,15 @@
 __encoding__ = sys.getfilesystemencoding()
 
 _resource = None
-_analytics = None
-
 
 PATH = unicode(os.path.abspath(__file__), __encoding__)
-DIRNAME = os.path.dirname(PATH).replace('\\', '/')
-PACKAGES_PATH = DIRNAME + "/packages"
-RESOURCE_PATH = DIRNAME + "/gui/resource"
+DIRNAME = os.path.dirname(PATH)
+PACKAGES_PATH = os.path.join(DIRNAME, "packages")
+RESOURCE_PATH = os.path.join(DIRNAME, "resource")
 HELP_URL = "http://www.studiolibrary.com"
 
-HOME_PATH = os.getenv('APPDATA') or os.getenv('HOME')
-LIBRARIES_PATH = HOME_PATH + "/StudioLibrary/Libraries"
+
+LIBRARY_WIDGET_CLASS = None
 
 
 def setup(path):
@@ -42,7 +40,6 @@ def setup(path):
     :rtype: None
     """
     if os.path.exists(path) and path not in sys.path:
-        print 'Adding "{path}" to the sys.path'.format(path=path)
         sys.path.append(path)
 
 
@@ -51,22 +48,12 @@ def setup(path):
 
 import studioqt
 
-from studiolibrary.main import main
-
-from studiolibrary.core.utils import *
-from studiolibrary.core.metafile import MetaFile
-from studiolibrary.core.settings import Settings
-from studiolibrary.core.database import Database
-from studiolibrary.core.analytics import Analytics
-
-from studiolibrary.gui.librarywidget import LibraryWidget
-from studiolibrary.gui.previewwidget import PreviewWidget
-from studiolibrary.gui.librariesmenu import LibrariesMenu
-from studiolibrary.gui.settingsdialog import SettingsDialog
+from studiolibrary.cmds import *
+from studiolibrary.database import Database
+from studiolibrary.libraryitem import LibraryItem
+from studiolibrary.librarywidget import LibraryWidget
 
-from studiolibrary.api.cmds import *
-from studiolibrary.api.library import Library
-from studiolibrary.api.libraryitem import LibraryItem
+from studiolibrary.main import main
 
 
 def resource():
@@ -92,52 +79,6 @@ def version():
     return __version__
 
 
-def analytics():
-    """
-    :rtype: studiolibrary.analytics.Analytics
-    """
-    global _analytics
-
-    if not _analytics:
-
-        _analytics = Analytics(
-            tid=Analytics.DEFAULT_ID,
-            name="StudioLibrary",
-            version=__version__
-        )
-
-    _analytics.setEnabled(Analytics.ENABLED)
-    return _analytics
-
-
-def windows():
-    """
-    Return a list of all the loaded library windows.
-
-    :rtype: list[MainWindow]
-    """
-    return Library.libraryWidgets()
-
-
-def library(name=None):
-    """
-    Return a library by name.
-
-    :type name: str
-    :rtype: studiolibrary.Library
-    """
-    return Library.instance(name)
-
-
-def libraries():
-    """
-    Return a list of the loaded libraries.
-
-    :rtype: list[studiolibrary.Library]
-    """
-    return Library.libraries()
-
-
 def loadFromCommand():
     """
     Triggered when the Studio Library is loaded from the command line.
@@ -159,32 +100,8 @@ def loadFromCommand():
     main(name=name)
 
 
-def about():
-    """
-    Return a small description about the Studio Library.
-
-    :rtype str
-    """
-    msg = u"""
--------------------------------
-Studio Library is a free python script for managing poses and animation in Maya.
-Comments, suggestions and bug reports are welcome.
-
-Version: {version}
-Package: {package}
-
-www.studiolibrary.com
-[email protected]
---------------------------------
-"""
-    msg = msg.format(version=__version__, package=PATH)
-    return msg
-
-
 from studiolibrary import config
 
-from studiolibrary import migrate
-migrate.migrate()
 
 if __name__ == "__main__":
     loadFromCommand()