| 1 | # -*- coding: utf-8 -*- |
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| 2 | # |
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| 3 | # Copyright (C) 2011 Itamar Ostricher <itamarost@gmail.com> |
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| 4 | # Copyright (C) 2011-2013 Steffen Hoffmann <hoff.st@web.de> |
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| 5 | # |
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| 6 | # This software is licensed as described in the file COPYING, which |
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| 7 | # you should have received as part of this distribution. |
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| 8 | # |
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| 9 | |
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| 10 | |
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| 11 | from trac.admin import IAdminPanelProvider |
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| 12 | from trac.core import Component, ExtensionPoint, implements |
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| 13 | from trac.util.compat import sorted |
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| 14 | from trac.web.chrome import Chrome |
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| 15 | from tractags.api import TagSystem, ITagProvider, _ |
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| 16 | |
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| 17 | |
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| 18 | class TagChangeAdminPanel(Component): |
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| 19 | |
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| 20 | implements(IAdminPanelProvider) |
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| 21 | |
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| 22 | tag_providers = ExtensionPoint(ITagProvider) |
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| 23 | |
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| 24 | # AdminPanelProvider methods |
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| 25 | def get_admin_panels(self, req): |
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| 26 | if 'TAGS_ADMIN' in req.perm: |
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| 27 | yield ('tags', _('Tag System'), 'replace', _('Replace')) |
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| 28 | |
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| 29 | def render_admin_panel(self, req, cat, page, version): |
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| 30 | req.perm.require('TAGS_ADMIN') |
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| 31 | |
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| 32 | realms = [p.get_taggable_realm() for p in self.tag_providers |
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| 33 | if (not hasattr(p, 'check_permission') or \ |
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| 34 | p.check_permission(req.perm, 'view'))] |
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| 35 | # Check request for enabled filters, or use default. |
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| 36 | if [r for r in realms if r in req.args] == []: |
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| 37 | for realm in realms: |
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| 38 | req.args[realm] = 'on' |
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| 39 | checked_realms = [r for r in realms if r in req.args] |
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| 40 | data = dict(checked_realms=checked_realms, |
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| 41 | tag_realms=list(dict(name=realm, |
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| 42 | checked=realm in checked_realms) |
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| 43 | for realm in realms)) |
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| 44 | |
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| 45 | tag_system = TagSystem(self.env) |
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| 46 | if req.method == 'POST': |
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| 47 | # Replace Tag |
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| 48 | allow_delete = req.args.get('allow_delete') |
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| 49 | new_tag = req.args.get('tag_new_name').strip() |
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| 50 | new_tag = not new_tag == u'' and new_tag or None |
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| 51 | if not (allow_delete or new_tag): |
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| 52 | data['error'] = _("Selected current tag(s) and either " |
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| 53 | "new tag or delete approval are required") |
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| 54 | else: |
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| 55 | comment = req.args.get('comment', u'') |
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| 56 | old_tags = req.args.get('tag_name') |
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| 57 | if old_tags: |
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| 58 | # Provide list regardless of single or multiple selection. |
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| 59 | old_tags = isinstance(old_tags, list) and old_tags or \ |
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| 60 | [old_tags] |
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| 61 | tag_system.replace_tag(req, old_tags, new_tag, comment, |
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| 62 | allow_delete, filter=checked_realms) |
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| 63 | data['selected'] = new_tag |
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| 64 | |
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| 65 | query = ' or '.join(['realm:%s' % r for r in checked_realms]) |
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| 66 | all_tags = sorted(tag_system.get_all_tags(req, query)) |
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| 67 | data['tags'] = all_tags |
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| 68 | try: |
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| 69 | Chrome(self.env).add_textarea_grips(req) |
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| 70 | except AttributeError: |
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| 71 | # Element modifiers unavailable before Trac 0.12, skip gracefully. |
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| 72 | pass |
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| 73 | return 'admin_tag_change.html', data |
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| 74 | |
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