c7b909ae02
to the format selector label; Use new import format; don't treat native formats as plugins anymore. * src/PluginMgr.py: Add format name to import registration. * src/ReadGedcom.py: Cleanups; Don't register already native import. * src/ReadXML.py: Don't register already native import. * src/data/gramps.xml: Add magic patterns for XML, GEDCOM, and GW. * src/plugins/ImportGeneWeb.py: Register with format name. * src/plugins/ReadNative.py: Remove obsolete file. * src/plugins/ReadPkg.py: Lots of cleanups; Register with format name. svn: r4105
335 lines
11 KiB
Python
335 lines
11 KiB
Python
#
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# Gramps - a GTK+/GNOME based genealogy program
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#
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# Copyright (C) 2000-2005 Donald N. Allingham
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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# $Id$
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"""
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The core of the GRAMPS plugin system. This module provides tasks to load
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plugins from specfied directories, build menus for the different categories,
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and provide dialog to select and execute plugins.
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Plugins are divided into several categories. This are: reports, tools,
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importers, exporters, and document generators.
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"""
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#-------------------------------------------------------------------------
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#
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# Standard Python modules
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#
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#-------------------------------------------------------------------------
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import os
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import sys
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import re
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from gettext import gettext as _
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#-------------------------------------------------------------------------
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#
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# GRAMPS modules
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#
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#-------------------------------------------------------------------------
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import const
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import Errors
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#-------------------------------------------------------------------------
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#
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# Global lists
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#
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#-------------------------------------------------------------------------
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report_list = []
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tool_list = []
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import_list = []
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export_list = []
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expect_list = []
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attempt_list = []
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loaddir_list = []
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textdoc_list = []
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bookdoc_list = []
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drawdoc_list = []
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failmsg_list = []
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bkitems_list = []
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cl_list = []
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_success_list = []
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#-------------------------------------------------------------------------
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#
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# Default relationship calculator
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#
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#-------------------------------------------------------------------------
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import Relationship
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_relcalc_class = Relationship.RelationshipCalculator
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#-------------------------------------------------------------------------
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#
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#
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#-------------------------------------------------------------------------
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_unavailable = _("No description was provided"),
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#-------------------------------------------------------------------------
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#
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# load_plugins
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#
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#-------------------------------------------------------------------------
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def load_plugins(direct):
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"""Searches the specified directory, and attempts to load any python
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modules that it finds, adding name to the attempt_lists list. If the module
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successfully loads, it is added to the _success_list list. Each plugin is
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responsible for registering itself in the correct manner. No attempt
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is done in this routine to register the tasks."""
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global _success_list,attempt_list,loaddir_list,failmsg_list
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# if the directory does not exist, do nothing
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if not os.path.isdir(direct):
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return True
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# if the path has not already been loaded, save it in the loaddir_list
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# list for use on reloading
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if direct not in loaddir_list:
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loaddir_list.append(direct)
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# add the directory to the python search path
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sys.path.append(direct)
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pymod = re.compile(r"^(.*)\.py$")
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# loop through each file in the directory, looking for files that
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# have a .py extention, and attempt to load the file. If it succeeds,
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# add it to the _success_list list. If it fails, add it to the _failure
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# list
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for filename in os.listdir(direct):
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name = os.path.split(filename)
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match = pymod.match(name[1])
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if not match:
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continue
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attempt_list.append(filename)
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plugin = match.groups()[0]
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try:
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a = __import__(plugin)
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_success_list.append(a)
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except Errors.PluginError, msg:
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expect_list.append((filename,str(msg)))
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except:
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failmsg_list.append((filename,sys.exc_info()))
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if len(expect_list)+len(failmsg_list):
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return False
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else:
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return True
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#-------------------------------------------------------------------------
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#
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# Plugin registering
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#
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#-------------------------------------------------------------------------
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def register_export(exportData,title,description='',config=None,filename=''):
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"""
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Register an export filter, taking the task, file filter,
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and the list of patterns for the filename matching.
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"""
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if description and filename:
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export_list.append((exportData,title,description,config,filename))
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def register_import(task, ffilter, mime=None, native_format=0, format_name=""):
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"""Register an import filter, taking the task and file filter"""
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if mime:
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import_list.append((task, ffilter, mime, native_format, format_name))
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def register_tool(
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task,
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name,
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category=_("Uncategorized"),
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description=_unavailable,
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status=_("Unknown"),
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author_name=_("Unknown"),
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author_email=_("Unknown")
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):
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"""Register a tool with the plugin system"""
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del_index = -1
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for i in range(0,len(tool_list)):
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val = tool_list[i]
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if val[2] == name:
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del_index = i
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if del_index != -1:
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del tool_list[del_index]
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tool_list.append((task, category, name, description,
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status, author_name, author_name))
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#-------------------------------------------------------------------------
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#
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# Report registration
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#
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#-------------------------------------------------------------------------
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def register_report(
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name,
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category,
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report_class,
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options_class,
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modes,
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translated_name,
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status=_("Unknown"),
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description=_unavailable,
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author_name=_("Unknown"),
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author_email=_("Unknown")
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):
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"""
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Registers report for all possible flavors.
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This function should be used to register report as a stand-alone, book item, or command-line flavor in any combination of those.
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The low-level functions (starting with '_') should not be used
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on their own. Instead, this function will call them as needed.
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"""
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import Report
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(junk,standalone_task) = divmod(modes,2**Report.MODE_GUI)
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if standalone_task:
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_register_standalone(report_class,options_class,translated_name,
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name,category,description,
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status,author_name,author_email)
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(junk,book_item_task) = divmod(modes-standalone_task,2**Report.MODE_BKI)
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if book_item_task:
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book_item_category = const.book_categories[category]
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register_book_item(translated_name,book_item_category,
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report_class,options_class,name)
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(junk,command_line_task) = divmod(modes-standalone_task-book_item_task,
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2**Report.MODE_CLI)
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if command_line_task:
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_register_cl_report(name,category,report_class,options_class)
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def _register_standalone(report_class, options_class, translated_name,
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name, category,
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description=_unavailable,
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status=_("Unknown"),
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author_name=_("Unknown"),
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author_email=_("Unknown")
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):
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"""Register a report with the plugin system"""
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import Report
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del_index = -1
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for i in range(0,len(report_list)):
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val = report_list[i]
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if val[2] == name:
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del_index = i
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if del_index != -1:
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del report_list[del_index]
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report_list.append((report_class, options_class, translated_name,
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category, name, description, status, author_name, author_email))
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def register_book_item(translated_name, category, report_class,
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option_class, name):
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"""Register a book item"""
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for n in bkitems_list:
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if n[0] == name:
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return
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bkitems_list.append((translated_name, category, report_class,
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option_class, name))
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def _register_cl_report(name,category,report_class,options_class):
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for n in cl_list:
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if n[0] == name:
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return
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cl_list.append((name,category,report_class,options_class))
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#-------------------------------------------------------------------------
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#
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# Text document generator registration
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#
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#-------------------------------------------------------------------------
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def register_text_doc(name,classref, table, paper, style, ext,
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print_report_label=None,clname=''):
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"""Register a text document generator"""
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for n in textdoc_list:
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if n[0] == name:
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return
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if not clname:
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clname = ext[1:]
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textdoc_list.append(
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(name, classref, table, paper, style,
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ext, print_report_label, clname))
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#-------------------------------------------------------------------------
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#
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# Book document generator registration
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#
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#-------------------------------------------------------------------------
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def register_book_doc(name,classref, table, paper, style, ext, clname=''):
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"""Register a text document generator"""
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for n in bookdoc_list:
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if n[0] == name:
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return
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if not clname:
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clname = ext[1:]
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bookdoc_list.append((name,classref,table,paper,style,ext,None,clname))
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#-------------------------------------------------------------------------
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#
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# Drawing document generator registration
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#
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#-------------------------------------------------------------------------
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def register_draw_doc(name,classref,paper,style, ext,
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print_report_label=None,clname=''):
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"""Register a drawing document generator"""
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for n in drawdoc_list:
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if n[0] == name:
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return
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if not clname:
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clname = ext[1:]
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drawdoc_list.append((name, classref, paper,style, ext,
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print_report_label, clname))
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#-------------------------------------------------------------------------
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#
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# Relationship calculator registration
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#
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#-------------------------------------------------------------------------
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def register_relcalc(relclass, languages):
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"""Register a relationshp calculator"""
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global _relcalc_class
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try:
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if os.environ["LANG"] in languages:
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_relcalc_class = relclass
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except:
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pass
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def relationship_class(db):
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global _relcalc_class
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return _relcalc_class(db)
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#-------------------------------------------------------------------------
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#
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# Image attributes
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#
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#-------------------------------------------------------------------------
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_image_attributes = []
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def register_image_attribute(name):
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if name not in _image_attributes:
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_image_attributes.append(name)
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def get_image_attributes():
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return _image_attributes
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