1 # Copyright (C) 2009, Thomas Leonard
2 # See the README file for details, or visit http://0install.net.
5 from zeroinstall
.support
import tasks
6 from zeroinstall
.injector
.model
import Interface
, Feed
, stable
, testing
, developer
, stability_levels
7 from zeroinstall
.injector
.iface_cache
import iface_cache
8 from zeroinstall
.injector
import writer
, namespaces
, gpg
9 from zeroinstall
.gtkui
import help_box
12 from logging
import warn
14 from dialog
import DialogResponse
, Template
15 from impl_list
import ImplementationList
20 _dialogs
= {} # Interface -> Properties
33 def format_para(para
):
34 lines
= [l
.strip() for l
in para
.split('\n')]
35 return ' '.join(lines
)
37 def have_source_for(policy
, interface
):
38 # Note: we don't want to actually fetch the source interfaces at
39 # this point, so we check whether:
40 # - We have a feed of type 'src' (not fetched), or
41 # - We have a source implementation in a regular feed
43 for f
in interface
.feeds
:
44 if f
.machine
== 'src':
46 # Don't have any src feeds. Do we have a source implementation
47 # as part of a regular feed?
48 impls
= interface
.implementations
.values()
49 for f
in policy
.usable_feeds(interface
):
51 feed_iface
= iface_cache
.get_interface(f
.uri
)
52 if feed_iface
.implementations
:
53 impls
.extend(feed_iface
.implementations
.values())
54 except zeroinstall
.NeedDownload
:
55 pass # OK, will get called again later
57 warn(_("Failed to load feed '%(feed)s': %(exception)s"), {'feed': f
.uri
, 'exception': str(ex
)})
59 if x
.machine
== 'src':
64 def __init__(self
, widgets
):
65 description
= widgets
.get_widget('description')
66 description
.connect('button-press-event', self
.button_press
)
68 self
.buffer = description
.get_buffer()
69 self
.heading_style
= self
.buffer.create_tag(underline
= True, scale
= 1.2)
70 self
.link_style
= self
.buffer.create_tag(underline
= True, foreground
= 'blue')
71 description
.set_size_request(-1, 100)
73 def button_press(self
, tv
, bev
):
74 if bev
.type == gtk
.gdk
.BUTTON_PRESS
and bev
.button
== 1:
75 x
, y
= tv
.window_to_buffer_coords(tv
.get_window_type(bev
.window
),
76 int(bev
.x
), int(bev
.y
))
77 itr
= tv
.get_iter_at_location(x
, y
)
78 if itr
and self
.link_style
in itr
.get_tags():
79 if not itr
.begins_tag(self
.link_style
):
80 itr
.backward_to_tag_toggle(self
.link_style
)
82 end
.forward_to_tag_toggle(self
.link_style
)
83 target
= itr
.get_text(end
).strip()
85 browser
.open_in_browser(target
)
87 def strtime(self
, secs
):
89 from locale
import nl_langinfo
, D_T_FMT
90 return time
.strftime(nl_langinfo(D_T_FMT
), time
.localtime(secs
))
91 except ImportError, ValueError:
92 return time
.ctime(secs
)
94 def set_details(self
, interface
):
96 heading_style
= self
.heading_style
98 buffer.delete(buffer.get_start_iter(), buffer.get_end_iter())
100 iter = buffer.get_start_iter()
102 buffer.insert_with_tags(iter,
103 '%s ' % interface
.get_name(), heading_style
)
104 buffer.insert(iter, '(%s)' % interface
.summary
)
106 buffer.insert(iter, '\n%s\n' % interface
.uri
)
108 # (converts to local time)
109 if interface
.last_modified
:
110 buffer.insert(iter, '\n' + _('Last upstream change: %s') % self
.strtime(interface
.last_modified
))
112 if interface
.last_checked
:
113 buffer.insert(iter, '\n' + _('Last checked: %s') % self
.strtime(interface
.last_checked
))
115 last_check_attempt
= iface_cache
.get_last_check_attempt(interface
.uri
)
116 if last_check_attempt
:
117 if interface
.last_checked
and interface
.last_checked
>= last_check_attempt
:
118 pass # Don't bother reporting successful attempts
120 buffer.insert(iter, '\n' + _('Last check attempt: %s (failed or in progress)') %
121 self
.strtime(last_check_attempt
))
123 buffer.insert_with_tags(iter, '\n\n' + _('Description') + '\n', heading_style
)
125 paragraphs
= [format_para(p
) for p
in (interface
.description
or "-").split('\n\n')]
127 buffer.insert(iter, '\n\n'.join(paragraphs
))
128 buffer.insert(iter, '\n')
131 for x
in interface
.get_metadata(namespaces
.XMLNS_IFACE
, 'homepage'):
133 buffer.insert(iter, '\n')
135 buffer.insert(iter, _('Homepage: '))
136 buffer.insert_with_tags(iter, '%s\n' % x
.content
, self
.link_style
)
138 buffer.insert_with_tags(iter, '\n' + _('Signatures') + '\n', heading_style
)
139 sigs
= iface_cache
.get_cached_signatures(interface
.uri
)
142 if isinstance(sig
, gpg
.ValidSig
):
143 name
= _('<unknown>')
144 details
= sig
.get_details()
146 if item
[0] in ('pub', 'uid') and len(item
) > 9:
149 buffer.insert_with_tags(iter, _('Valid signature by "%(name)s"\n- Dated: %(sig_date)s\n- Fingerprint: %(sig_fingerprint)s\n') %
150 {'name': name
, 'sig_date': time
.strftime('%c', time
.localtime(sig
.get_timestamp())), 'sig_fingerprint': sig
.fingerprint
})
151 if not sig
.is_trusted():
152 if interface
.uri
.startswith('/'):
153 buffer.insert_with_tags(iter, _('WARNING: This key is not in the trusted list') + '\n')
155 buffer.insert_with_tags(iter, _('WARNING: This key is not in the trusted list (either you removed it, or '
156 'you trust one of the other signatures)') + '\n')
158 buffer.insert_with_tags(iter, '%s\n' % sig
)
160 buffer.insert_with_tags(iter, _('No signature information (old style interface or out-of-date cache)') + '\n')
167 def __init__(self
, policy
, interface
, widgets
):
169 self
.interface
= interface
171 self
.model
= gtk
.ListStore(str, str, bool)
173 self
.description
= Description(widgets
)
175 self
.lines
= self
.build_model()
176 for line
in self
.lines
:
177 self
.model
.append(line
)
179 add_remote_feed_button
= widgets
.get_widget('add_remote_feed')
180 add_remote_feed_button
.connect('clicked', lambda b
: add_remote_feed(policy
, widgets
.get_widget(), interface
))
182 add_local_feed_button
= widgets
.get_widget('add_local_feed')
183 add_local_feed_button
.connect('clicked', lambda b
: add_local_feed(policy
, interface
))
185 self
.remove_feed_button
= widgets
.get_widget('remove_feed')
186 def remove_feed(button
):
187 model
, iter = self
.tv
.get_selection().get_selected()
188 feed_uri
= model
[iter][Feeds
.URI
]
189 for x
in interface
.feeds
:
190 if x
.uri
== feed_uri
:
192 interface
.extra_feeds
.remove(x
)
193 writer
.save_interface(interface
)
197 dialog
.alert(self
.get_toplevel(),
198 _("Can't remove '%s' as you didn't add it.") % feed_uri
)
200 raise Exception(_("Missing feed '%s'!") % feed_uri
)
201 self
.remove_feed_button
.connect('clicked', remove_feed
)
203 self
.tv
= widgets
.get_widget('feeds_list')
204 self
.tv
.set_model(self
.model
)
205 text
= gtk
.CellRendererText()
206 self
.tv
.append_column(gtk
.TreeViewColumn(_('Source'), text
, text
= Feeds
.URI
, sensitive
= Feeds
.USED
))
207 self
.tv
.append_column(gtk
.TreeViewColumn(_('Arch'), text
, text
= Feeds
.ARCH
, sensitive
= Feeds
.USED
))
209 sel
= self
.tv
.get_selection()
210 sel
.set_mode(gtk
.SELECTION_BROWSE
)
211 sel
.connect('changed', self
.sel_changed
)
212 sel
.select_path((0,))
214 def build_model(self
):
215 usable_feeds
= frozenset(self
.policy
.usable_feeds(self
.interface
))
216 unusable_feeds
= frozenset(self
.interface
.feeds
) - usable_feeds
218 out
= [[self
.interface
.uri
, None, True]]
220 if self
.interface
.feeds
:
221 for feed
in usable_feeds
:
222 out
.append([feed
.uri
, feed
.arch
, True])
223 for feed
in unusable_feeds
:
224 out
.append([feed
.uri
, feed
.arch
, False])
227 def sel_changed(self
, sel
):
228 model
, miter
= sel
.get_selected()
229 if not miter
: return # build in progress
230 iface
= model
[miter
][Feeds
.URI
]
231 # Only enable removing user_override feeds
232 enable_remove
= False
233 for x
in self
.interface
.feeds
:
237 self
.remove_feed_button
.set_sensitive( enable_remove
)
238 self
.description
.set_details(iface_cache
.get_interface(iface
))
241 new_lines
= self
.build_model()
242 if new_lines
!= self
.lines
:
243 self
.lines
= new_lines
245 for line
in self
.lines
:
246 self
.model
.append(line
)
247 self
.tv
.get_selection().select_path((0,))
249 self
.sel_changed(self
.tv
.get_selection())
257 def __init__(self
, policy
, interface
, show_versions
= False):
260 widgets
= Template('interface_properties')
262 self
.interface
= interface
264 window
= widgets
.get_widget('interface_properties')
266 window
.set_title(_('Properties for %s') % interface
.get_name())
267 window
.set_default_size(-1, gtk
.gdk
.screen_height() / 3)
269 self
.compile_button
= widgets
.get_widget('compile')
270 self
.compile_button
.connect('clicked', lambda b
: compile.compile(policy
, interface
))
271 window
.set_default_response(gtk
.RESPONSE_CANCEL
)
273 def response(dialog
, resp
):
274 if resp
== gtk
.RESPONSE_CANCEL
:
276 elif resp
== gtk
.RESPONSE_HELP
:
277 properties_help
.display()
278 window
.connect('response', response
)
280 notebook
= widgets
.get_widget('interface_notebook')
283 feeds
= Feeds(policy
, interface
, widgets
)
285 stability
= widgets
.get_widget('preferred_stability')
286 stability
.set_active(0)
287 if interface
.stability_policy
:
288 i
= [stable
, testing
, developer
].index(interface
.stability_policy
)
290 warn(_("Unknown stability policy %s"), interface
.stability_policy
)
294 stability
.set_active(i
)
296 def set_stability_policy(combo
):
297 i
= stability
.get_active()
301 name
= stability
.get_model()[i
][0].lower()
302 new_stability
= stability_levels
[name
]
303 interface
.set_stability_policy(new_stability
)
304 writer
.save_interface(interface
)
306 stability
.connect('changed', set_stability_policy
)
308 self
.use_list
= ImplementationList(policy
, interface
, widgets
)
312 feeds
.tv
.grab_focus()
318 window
.connect('destroy', lambda s
: policy
.watchers
.remove(updated
))
319 policy
.watchers
.append(updated
)
326 self
.window
.destroy()
328 def shade_compile(self
):
329 self
.compile_button
.set_sensitive(have_source_for(self
.policy
, self
.interface
))
331 def update_list(self
):
332 ranked_items
= self
.policy
.solver
.details
.get(self
.interface
, None)
333 if ranked_items
is None:
334 # The Solver didn't get this far, but we should still display them!
335 ranked_items
= [(impl
, _("(solve aborted before here)"))
336 for impl
in self
.interface
.implementations
.values()]
338 self
.use_list
.set_items(ranked_items
)
341 def add_remote_feed(policy
, parent
, interface
):
343 d
= gtk
.MessageDialog(parent
, 0, gtk
.MESSAGE_QUESTION
, gtk
.BUTTONS_CANCEL
,
344 _('Enter the URL of the new source of implementations of this interface:'))
345 d
.add_button(gtk
.STOCK_ADD
, gtk
.RESPONSE_OK
)
346 d
.set_default_response(gtk
.RESPONSE_OK
)
349 align
= gtk
.VBox(False, 0)
350 align
.set_border_width(4)
352 d
.vbox
.pack_start(align
)
353 entry
.set_activates_default(True)
359 error_label
= gtk
.Label('')
360 error_label
.set_padding(4, 4)
361 align
.pack_start(error_label
)
367 error_label
.set_text(message
)
373 got_response
= DialogResponse(d
)
375 tasks
.check(got_response
)
376 resp
= got_response
.response
379 if resp
== gtk
.RESPONSE_OK
:
381 url
= entry
.get_text()
383 raise zeroinstall
.SafeException(_('Enter a URL'))
384 fetch
= policy
.fetcher
.download_and_import_feed(url
, iface_cache
)
386 d
.set_sensitive(False)
388 d
.set_sensitive(True)
391 iface
= iface_cache
.get_interface(url
)
393 d
.set_sensitive(True)
395 error(_('Failed to read interface'))
397 if not iface
.feed_for
:
398 error(_("Feed '%(feed)s' is not a feed for '%(feed_for)s'.") % {'feed': iface
.get_name(), 'feed_for': interface
.get_name()})
399 elif interface
.uri
not in iface
.feed_for
:
400 error(_("This is not a feed for '%(uri)s'.\nOnly for:\n%(feed_for)s") %
401 {'uri': interface
.uri
, 'feed_for': '\n'.join(iface
.feed_for
)})
402 elif iface
.uri
in [f
.uri
for f
in interface
.feeds
]:
403 error(_("Feed from '%s' has already been added!") % iface
.uri
)
405 interface
.extra_feeds
.append(Feed(iface
.uri
, arch
= None, user_override
= True))
406 writer
.save_interface(interface
)
409 except zeroinstall
.SafeException
, ex
:
414 except Exception, ex
:
416 traceback
.print_exc()
417 policy
.handler
.report_error(ex
)
419 def add_local_feed(policy
, interface
):
420 sel
= gtk
.FileSelection(_('Select XML feed file'))
421 sel
.set_has_separator(False)
423 from zeroinstall
.injector
import reader
424 feed
= sel
.get_filename()
426 feed_targets
= policy
.get_feed_targets(feed
)
427 if interface
not in feed_targets
:
428 raise Exception(_("Not a valid feed for '%(uri)s'; this is a feed for:\n%(feed_for)s") %
429 {'uri': interface
.uri
,
430 'feed_for': '\n'.join([f
.uri
for f
in feed_targets
])})
431 if interface
.get_feed(feed
):
432 dialog
.alert(None, _('This feed is already registered.'))
434 interface
.extra_feeds
.append(Feed(feed
, user_override
= True, arch
= None))
436 writer
.save_interface(interface
)
438 reader
.update_from_cache(interface
)
440 except Exception, ex
:
441 dialog
.alert(None, _("Error in feed file '%(feed)s':\n\n%(exception)s") % {'feed': feed
, 'exception': str(ex
)})
443 sel
.ok_button
.connect('clicked', ok
)
444 sel
.cancel_button
.connect('clicked', lambda b
: sel
.destroy())
447 def edit(policy
, interface
, show_versions
= False):
448 assert isinstance(interface
, Interface
)
449 if interface
in _dialogs
:
450 _dialogs
[interface
].destroy()
451 _dialogs
[interface
] = Properties(policy
, interface
, show_versions
)
453 properties_help
= help_box
.HelpBox(_("Injector Properties Help"),
454 (_('Interface properties'), '\n' +
455 _("""This window displays information about an interface. There are two tabs at the top: \
456 Feeds shows the places where the injector looks for implementations of the interface, while \
457 Versions shows the list of implementations found (from all feeds) in order of preference.""")),
459 (_('The Feeds tab'), '\n' +
460 _("""At the top is a list of feeds. By default, the injector uses the full name of the interface \
461 as the default feed location (so if you ask it to run the program "http://foo/bar.xml" then it will \
462 by default get the list of versions by downloading "http://foo/bar.xml".
464 You can add and remove feeds using the buttons on the right. The main feed may also add \
465 some extra feeds itself. If you've checked out a developer version of a program, you can use \
466 the 'Add Local Feed...' button to let the injector know about it, for example.
468 Below the list of feeds is a box describing the selected one:
470 - At the top is its short name.
471 - Below that is the address (a URL or filename).
472 - 'Last upstream change' shows the version of the cached copy of the interface file.
473 - 'Last checked' is the last time a fresh copy of the upstream interface file was \
475 - Then there is a longer description of the interface.""")),
477 (_('The Versions tab'), '\n' +
478 _("""This tab shows a list of all known implementations of the interface, from all the feeds. \
479 The columns have the following meanings:
481 Version gives the version number. High-numbered versions are considered to be \
482 better than low-numbered ones.
484 Released gives the date this entry was added to the feed.
486 Stability is 'stable' if the implementation is believed to be stable, 'buggy' if \
487 it is known to contain serious bugs, and 'testing' if its stability is not yet \
488 known. This information is normally supplied and updated by the author of the \
489 software, but you can override their rating by right-clicking here (overridden \
490 values are shown in upper-case). You can also use the special level 'preferred'.
492 Fetch indicates how much data needs to be downloaded to get this version if you don't \
493 have it. If the implementation has already been downloaded to your computer, \
494 it will say (cached). (local) means that you installed this version manually and \
495 told Zero Install about it by adding a feed. (package) means that this version \
496 is provided by your distribution's package manager, not by Zero Install. \
497 In off-line mode, only cached implementations are considered for use.
499 Arch indicates what kind of computer system the implementation is for, or 'any' \
500 if it works with all types of system.""") + '\n'),
501 (_('Sort order'), '\n' +
502 _("""The implementations are listed in the injector's currently preferred order (the one \
503 at the top will actually be used). Usable implementations all come before unusable \
506 Unusable ones are those for incompatible \
507 architectures, those marked as 'buggy', versions explicitly marked as incompatible with \
508 another interface you are using and, in off-line mode, uncached implementations. Unusable \
509 implementations are shown crossed out.
511 For the usable implementations, the order is as follows:
513 - Preferred implementations come first.
515 - Then, if network use is set to 'Minimal', cached implementations come before \
518 - Then, implementations at or above the selected stability level come before all others.
520 - Then, higher-numbered versions come before low-numbered ones.
522 - Then cached come before non-cached (for 'Full' network use mode).""") + '\n'),
524 (_('Compiling'), '\n' +
525 _("""If there is no binary available for your system then you may be able to compile one from \
526 source by clicking on the Compile button. If no source is available, the Compile button will \
527 be shown shaded.""") + '\n'))