doc/3.16.rst
author Julien Cristau <julien.cristau@logilab.fr>
Wed, 09 Apr 2014 10:51:15 +0200
changeset 9671 a16fcf064323
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permissions -rw-r--r--
[web/debug] remove code broken by session refactoring session.cnx and cnx.check() no longer exist.
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What's new in CubicWeb 3.16?
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============================
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New functionalities
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--------------------
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* Add a new dataimport store (`SQLGenObjectStore`). This store enables a fast
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  import of data (entity creation, link creation) in CubicWeb, by directly
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  flushing information in SQL.  This may only be used with PostgreSQL, as it
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  requires the 'COPY FROM' command.
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API changes
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-----------
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* Orm: `set_attributes` and `set_relations` are unified (and
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  deprecated) in favor of `cw_set` that works in all cases.
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* db-api/configuration: all the external repository connection information is
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  now in an URL (see `#2521848 <http://www.cubicweb.org/2521848>`_),
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  allowing to drop specific options of pyro nameserver host, group, etc and fix
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  broken `ZMQ <http://www.zeromq.org/>`_ source. Configuration related changes:
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  * Dropped 'pyro-ns-host', 'pyro-instance-id', 'pyro-ns-group' from the client side
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    configuration, in favor of 'repository-uri'. **NO MIGRATION IS DONE**,
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    supposing there is no web-only configuration in the wild.
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  * Stop discovering the connection method through `repo_method` class attribute
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    of the configuration, varying according to the configuration class. This is
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    a first step on the way to a simpler configuration handling.
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  DB-API related changes:
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  * Stop indicating the connection method using `ConnectionProperties`.
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  * Drop `_cnxtype` attribute from `Connection` and `cnxtype` from
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    `Session`. The former is replaced by a `is_repo_in_memory` property
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    and the later is totaly useless.
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  * Turn `repo_connect` into `_repo_connect` to mark it as a private function.
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  * Deprecate `in_memory_cnx` which becomes useless, use `_repo_connect` instead
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    if necessary.
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* the "tcp://" uri scheme used for `ZMQ <http://www.zeromq.org/>`_
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  communications (in a way reminiscent of Pyro) is now named
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  "zmqpickle-tcp://", so as to make room for future zmq-based lightweight
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  communications (without python objects pickling).
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* Request.base_url gets a `secure=True` optional parameter that yields
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  an https url if possible, allowing hook-generated content to send
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  secure urls (e.g. when sending mail notifications)
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* Dataimport ucsvreader gets a new boolean `ignore_errors`
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  parameter.
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Unintrusive API changes
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-----------------------
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* Drop of `cubicweb.web.uicfg.AutoformSectionRelationTags.bw_tag_map`,
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  deprecated since 3.6.
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User interface changes
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----------------------
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* The RQL search bar has now some auto-completion support. It means
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  relation types or entity types can be suggested while typing. It is
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  an awesome improvement over the current behaviour !
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* The `action box` associated with `table` views (from `tableview.py`)
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  has been transformed into a nice-looking series of small tabs; it
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  means that the possible actions are immediately visible and need not
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  be discovered by clicking on an almost invisible icon on the upper
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  right.
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* The `uicfg` module has moved to web/views/ and ui configuration
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  objects are now selectable. This will reduce the amount of
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  subclassing and whole methods replacement usually needed to
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  customize the ui behaviour in many cases.
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* Remove changelog view, as neither cubicweb nor known
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  cubes/applications were properly feeding related files.
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Other changes
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-------------
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* 'pyrorql' sources will be automatically updated to use an URL to locate the source
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  rather than configuration option. 'zmqrql' sources were broken before this change,
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  so no upgrade is needed...
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* Debugging filters for Hooks and Operations have been added.
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* Some cubicweb-ctl commands used to show the output of `msgcat` and
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  `msgfmt`; they don't anymore.