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catfish.py

#!/usr/bin/env python

# Copyright (C) 2007-2008 Christian Dywan <christian at twotoasts dot de>
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# See the file COPYING for the full license text.

import sys

try:
    import os, stat, time, md5, optparse, subprocess, fnmatch, re
    import gobject, pygtk
    pygtk.require('2.0')
    import locale, gettext, gtk, gtk.glade, pango
except ImportError, msg:
    print 'Error: The required module %s is missing.' % str(msg).split()[-1]
    sys.exit(1)
except AssertionError, msg:
    print 'Error: You need pyGtk 2.6.'
    sys.exit(1)

try:
    import xdg.Mime
except ImportError, msg:
    print 'Warning: The optional module %s is missing.' % str(msg).split()[-1]

try:
    import dbus
except ImportError, msg:
    print 'Warning: The optional module %s is missing.' % str(msg).split()[-1]

app_name = 'catfish'
app_version = '0.3.2'

_ = gettext.gettext # i18n shortcut

00041 class dbus_query:
    def __init__(self, options):
        self.err = ''
        self.options = options
        method = options[0]
        try:
            bus = dbus.SessionBus()
        except Exception, msg:
            if 1: print 'Debug:', msg # DEBUG
            self.err = 'DBus is unavailable.'
            return
        if method == 'strigi':
            domain, service = 'vandenoever.strigi', '/search'
        elif method == 'pinot':
            domain, service = 'de.berlios.Pinot', '/de/berlios/Pinot'
        else:
            self.err = 'Program %s is unknown' % method
            return
        try:
            obj = bus.get_object(domain, service)
            self.interface = dbus.Interface(obj, domain)
        except Exception, msg:
            if 1: print 'Debug:', msg # DEBUG
            self.err = 'Program %s is unavailable' % method
    def run(self, keywords, folder, exact, hidden, limit):
        results = []
        if self.options[0] == 'strigi':
            for result in self.interface.getHits(keywords, limit, 0):
                results.append(result[0])
        elif self.options[0] == 'pinot':
            if limit < 0: limit = 32000
            if len(folder) > 1:
                keywords += ' dir:' + folder
            try:
                for result in self.interface.SimpleQuery(keywords, dbus.UInt32(limit)):
                    docinfo = self.interface.GetDocumentInfo(dbus.UInt32(result))
                    if type(docinfo) == 'str': # Support pinot <= 0.70
                        results.append(docinfo[1])
                    else:
                        fields = docinfo
                        for field in fields:
                            if field[0] == "url":
                                results.append(field[1])
                                break
            except Exception, msg:
                if 1: print 'Debug:', msg # DEBUG
                pass # Nothing was found
        return results
    def status(self): return self.err

00091 class shell_query:
    def __init__(self, options):
        self.err = ''
        self.options = options
        try:
            pass
        except Exception, msg:
            if 1: print 'Debug:', msg # DEBUG
            self.err = 'Program %s is unavailable' % options[0]
    def run(self, keywords, folder, exact, hidden, limit):
        (binary, daemon, default, case, nocase, limit_results, wildcards
            , file_manual, path_manual, exact_manual, errors_ignore
            ) = self.options
        command = default % binary
        if exact:
            command += ' ' + case
        else:
            command += ' ' + nocase
        if limit > 0:
            command += ' ' + limit_results
        if wildcards:
            keywords = keywords.replace(' ', '*')
        if file_manual:
            command += ' "*%s*"' % keywords
        else:
            command += ' "%s"' % keywords
        self.process = subprocess.Popen(command, stdout=subprocess.PIPE, shell=True)
        return self.process.stdout
    def status(self): return self.err or self.process.poll()

00121 class generic_query:
    def __init__(self): return
    def run(self, keywords, folder, exact, hidden, limit): return []
    def status(self): return 1

00126 class catfish:
00127     def __init__(self):
        """Create the main window."""

        # Check for a desktop environment
        desktop = os.environ.get('DESKTOP_SESSION', os.environ.get('GDMSESSION', ''))
        if desktop[:4] == 'xfce':
            # We assume this is Xfce4
            default_fileman = 'Thunar'
            self.open_wrapper = 'exo-open'
        elif desktop[:5] == 'gnome':
            # We assume this is Gnome
            default_fileman = 'Nautilus'
            self.open_wrapper = 'gnome-open'
        else:
            # Unknown desktop? Just see what we have then
            # Guess suitable fileman
            commands = ['Nautilus', 'Thunar', 'konqueror']
            default_fileman = ''
            for path in os.environ.get('PATH', '/usr/bin').split(os.pathsep):
                for command in commands:
                    if os.path.exists(os.path.join(path, command)):
                        default_fileman = command
                        break
            commands = ['gnome-open', 'exo-open', 'xdg-open']
            self.open_wrapper = ''
            # Guess suitable file open wrapper
            for path in os.environ.get('PATH', '/usr/bin').split(os.pathsep):
                for command in commands:
                    if os.path.exists(os.path.join(path, command)):
                        self.open_wrapper = command
                        break

        # Parse command line options
        parser = optparse.OptionParser(usage='usage: ' + app_name + ' [options] keywords',
            version=app_name + ' v' + app_version)
        parser.add_option('', '--large-icons', action='store_true'
            , dest='icons_large', help='Use large icons')
        parser.add_option('', '--thumbnails', action='store_true'
            , dest='thumbnails', help='Use thumbnails')
        parser.add_option('', '--iso-time', action='store_true'
            , dest='time_iso', help='Display time in iso format')
        parser.add_option('', '--limit', type='int', metavar='LIMIT'
            , dest='limit_results', help='Limit number of results')
        parser.add_option('', '--path', help='Search in folder PATH')
        parser.add_option('', '--fileman', help='Use FILEMAN as filemanager')
        parser.add_option('', '--wrapper', metavar='WRAPPER'
            , dest='open_wrapper', help='Use WRAPPER to open files')
        parser.add_option('', '--method', help='Use METHOD to search')
        parser.add_option('', '--exact', action='store_true'
            , help='Perform exact match')
        parser.add_option('', '--hidden', action='store_true'
            , help='Include hidden files')
        parser.add_option('', '--fulltext', action='store_true'
            , help='Perform fulltext search')
        parser.add_option('', '--file-action', metavar='ACTION'
            , dest='file_action', help='File action: "open" or "folder"')
        parser.add_option('', '--debug', action='store_true'
            , help='Show debugging messages.')
        parser.set_defaults(icons_large=0, thumbnails=0, time_iso=0, method='find'
            , limit_results=0, path='~', fileman=default_fileman, exact=0
            , hidden=0, fulltext=0, file_action='open', debug=0, open_wrapper=self.open_wrapper)
        self.options, args = parser.parse_args()
        keywords = ' '.join(args)

        if not self.options.file_action in ('open', 'folder'):
            print 'Error: Invalid value for "file-action".\n'
            print 'Use either "open" to open files by default or'
            print 'use "folder" to open the containing folder.'
            print '(The default is "open".)'
            sys.exit(1)

        if not self.options.fileman:
            print 'Warning: No file manager was found or specified.'

        # Prepare i18n using gettext
        try:
            locale.setlocale(locale.LC_ALL, '')
            gettext.bindtextdomain(app_name, 'locale')
            gettext.textdomain(app_name)
            gtk.glade.bindtextdomain(app_name, 'locale')
            gtk.glade.textdomain(app_name)
        except Exception, msg:
            if self.options.debug: print 'Debug:', msg
            print 'Warning: Invalid locale, i18n is disabled.'

        # Guess location of glade file
        glade_file = app_name + '.glade'
        glade_path = os.getcwd()
        if not os.path.exists(os.path.join(glade_path, glade_file)):
            glade_path = os.path.dirname(sys.argv[0])
            if not os.path.exists(os.path.join(glade_path, glade_file)):
                print 'Error: The glade file could not be found.'
                sys.exit()

        # Load interface from glade file and retrieve widgets
        self.load_interface(os.path.join(glade_path, glade_file))

        # Fetch stock labels for the menu items manually
        # Note that this is needed to workaround a bug in glade
        for menu in self.menu_file.get_children():
            if menu.child:
                label = menu.child.get_label()
                if label[:4] == 'gtk-':
                    stock = gtk.stock_lookup(label)
                    menu.child.set_label(stock[1])

        # Add markup to labels
        for label in (self.label_find_type, self.label_find_method,
            self.label_find_folder):
            label.set_markup('<i>%s</i>' % label.get_text())

        # Set some initial values
        self.icon_cache = {}
        self.icon_theme = gtk.icon_theme_get_default()
        self.tooltips = gtk.Tooltips()
        self.checkbox_find_exact.set_active(self.options.exact)
        self.checkbox_find_hidden.set_active(self.options.hidden)
        self.checkbox_find_fulltext.set_active(self.options.fulltext)
        if self.options.limit_results:
            self.checkbox_find_limit.set_active(1)
            self.checkbox_find_limit.toggled()
            self.spin_find_limit.set_value(self.options.limit_results)
        self.folder_thumbnails = os.path.expanduser('~/.thumbnails/normal/')
      self.options.path = os.path.abspath(self.options.path)
        self.button_find_folder.set_filename(os.path.expanduser(self.options.path))
        try:
            self.link_color = self.treeview_files.style_get_property('link-color')
        except:
            self.link_color = None
        if self.link_color == None:
            self.link_color = 'blue'

        # Set up keywords completion
        completion = gtk.EntryCompletion()
        self.entry_find_text.set_completion(completion)
        listmodel = gtk.ListStore(str)
        completion.set_model(listmodel)
        completion.set_text_column(0)

        # Retrieve available search methods
        methods = ['find', 'locate', 'slocate', 'tracker', 'doodle', 'beagle']
        # DBus allows us to have two more methods
        if 'dbus' in globals():
            for method in ('strigi', 'pinot'):
                methods.append(method)
        bin_dirs = os.environ.get('PATH', '/usr/bin').split(os.pathsep)
        listmodel = gtk.ListStore(gtk.gdk.Pixbuf, str)
        method_default = -1
        icon = self.get_icon_pixbuf(gtk.STOCK_EXECUTE)
        for method_name in methods:
            method_binary = self.get_find_options(method_name)[0]
            for path in bin_dirs:
                if os.path.exists(os.path.join(path, method_binary)):
                    listmodel.append([icon, method_name])
                    if self.options.method == method_name:
                        method_default = len(listmodel) - 1
                    break
        if method_default < 0:
            print 'Warning:', ('Method "%s" is not available.' %
             self.options.method)
            method_default = 0
        self.combobox_find_method.set_sensitive(len(listmodel) > 1)

        # Prepare method combobox
        cell = gtk.CellRendererPixbuf()
        cell.set_property('xalign', 0)
        self.combobox_find_method.pack_start(cell, True)
        self.combobox_find_method.add_attribute(cell, 'pixbuf', 0)
        cell = gtk.CellRendererText()
        self.combobox_find_method.pack_start(cell, True)
        self.combobox_find_method.add_attribute(cell, 'text', 1)
        self.combobox_find_method.set_model(listmodel)
        self.combobox_find_method.set_active(method_default)

        # Prepare type toolbar
        if 'xdg' in globals():
            # This feature requires xdg
            for label, mime in ((_('Documents'), 'text'), (_('Images'), 'image'),
                (_('Music'), 'audio'), (_('Videos'), 'video')):
                self.toolbar_find_type.insert(self.new_toggle_button(label, mime), -1)
            self.toolbar_find_type.show_all()
        else:
            # If xdg is unavailable we hide the type toolbar
            self.label_find_type.hide()
            self.toolbar_find_type.hide()

        if self.options.icons_large or self.options.thumbnails:
            self.treeview_files.append_column(gtk.TreeViewColumn(_('Preview'),
                gtk.CellRendererPixbuf(), pixbuf=0))
            self.treeview_files.append_column(self.new_column(_('Filename'), 1, markup=1))
        else:
            self.treeview_files.append_column(self.new_column(_('Filename'), 1, 'icon', 1))
            self.treeview_files.append_column(self.new_column(_('Size'), 2, 'filesize'))
            self.treeview_files.append_column(self.new_column(_('Location'), 3, 'ellipsize'))
            self.treeview_files.append_column(self.new_column(_('Last modified'), 4, markup=1))

        self.entry_find_text.set_text(keywords)
        self.button_find.activate()

# -- helper functions --

00328     def load_interface(self, filename):
        """Load glade file and retrieve widgets."""

        # Load interface from the glade file
        widgets = gtk.glade.XML(filename)
        widgets.signal_autoconnect(self)

        # Retrieve significant widgets
        self.window_search = widgets.get_widget('window_search')
        self.entry_find_text = widgets.get_widget('entry_find_text')
        self.checkbox_find_exact = widgets.get_widget('checkbox_find_exact')
        self.checkbox_find_hidden = widgets.get_widget('checkbox_find_hidden')
        self.checkbox_find_fulltext = widgets.get_widget('checkbox_find_fulltext')
        self.checkbox_find_limit = widgets.get_widget('checkbox_find_limit')
        self.spin_find_limit = widgets.get_widget('spin_find_limit')
        self.label_find_type = widgets.get_widget('label_find_type')
        self.toolbar_find_type = widgets.get_widget('toolbar_find_type')
        self.label_find_method = widgets.get_widget('label_find_method')
        self.combobox_find_method = widgets.get_widget('combobox_find_method')
        self.label_find_folder = widgets.get_widget('label_find_folder')
        self.button_find_folder = widgets.get_widget('button_find_folder')
        self.button_find = widgets.get_widget('button_find')
        self.treeview_files = widgets.get_widget('treeview_files')
        self.menu_file = widgets.get_widget('menu_file')
        self.menu_file_open = widgets.get_widget('menu_open')
        self.menu_file_goto = widgets.get_widget('menu_goto')
        self.menu_file_copy = widgets.get_widget('menu_copy')
        self.menu_file_save = widgets.get_widget('menu_save')
        self.statusbar = widgets.get_widget('statusbar')
        self.combobox_icons = widgets.get_widget('combobox_icons')
        self.combobox_timeformat = widgets.get_widget('combobox_timeformat')
        self.combobox_filemanager = widgets.get_widget('combobox_filemanager')
        self.combobox_openwrapper = widgets.get_widget('combobox_openwrapper')
        self.combobox_defaultaction = widgets.get_widget('combobox_defaultaction')

    def new_toggle_button(self, label, filter):
        togglebutton = gtk.ToggleToolButton()
        togglebutton.set_label(label)
        togglebutton.set_tooltip(self.tooltips, label)
        icon = 'gnome-mime-' + filter
        icon_widget = gtk.image_new_from_icon_name(icon, gtk.ICON_SIZE_MENU)
        togglebutton.set_icon_widget(icon_widget)
        togglebutton.filter_value = filter
        return togglebutton

    def new_column(self, label, id, special=None, markup=0):
        if special == 'icon':
            column = gtk.TreeViewColumn(label)
            cell = gtk.CellRendererPixbuf()
            column.pack_start(cell, True)
            column.add_attribute(cell, 'pixbuf', 0)
            cell = gtk.CellRendererText()
            column.pack_start(cell, True)
            column.add_attribute(cell, 'markup', id)
        else:
            cell = gtk.CellRendererText()
            if markup:
                column = gtk.TreeViewColumn(label, cell, markup=id)
            else:
                column = gtk.TreeViewColumn(label, cell, text=id)
            if special == 'ellipsize':
                column.set_min_width(120)
                cell.set_property('ellipsize', pango.ELLIPSIZE_START)
            elif special == 'filesize':
                column.set_cell_data_func(cell, self.cell_data_func_filesize, id)
        column.set_sort_column_id(id)
        column.set_resizable(True)
        return column

    def cell_data_func_filesize(self, column, cell_renderer, tree_model, tree_iter, id):
        filesize = self.format_size(int(tree_model.get_value(tree_iter, id)))
        cell_renderer.set_property('text', filesize)
        return

00402     def format_size(self, size):
        """Make a file size human readable."""

        if size > 2 ** 30:
            return '%s GB' % (size / 2 ** 30)
        elif size > 2 ** 20:
            return '%s MB' % (size / 2 ** 20)
        elif size > 2 ** 10:
            return '%s kB' % (size / 2 ** 10)
        elif size > -1:
            return '%s B' % size
        else:
            return ''

00416     def get_error_dialog(self, msg, parent=None):
        """Display modal error dialog."""

        SaveFile = gtk.MessageDialog(parent, 0,
            gtk.MESSAGE_ERROR, gtk.BUTTONS_OK, msg)
        response = SaveFile.run()
        SaveFile.destroy()

00424     def get_yesno_dialog(self, msg, parent=None):
        """Display yes/ no dialog and return a boolean value."""

        SaveFile = gtk.MessageDialog(parent, 0,
            gtk.MESSAGE_QUESTION, gtk.BUTTONS_YES_NO, msg)
        SaveFile.set_default_response(gtk.RESPONSE_NO);
        response = SaveFile.run()
        SaveFile.destroy()
        return response == gtk.RESPONSE_YES

00434     def get_save_dialog(self, parent=None):
        """Display save dialog and return filename or None."""

        buttons = (gtk.STOCK_CANCEL, gtk.RESPONSE_CANCEL,
            gtk.STOCK_SAVE, gtk.RESPONSE_REJECT)
        SaveFile = gtk.FileChooserDialog(_('Save to file'), parent,
            gtk.FILE_CHOOSER_ACTION_SAVE, buttons)
        SaveFile.set_default_response(gtk.RESPONSE_REJECT);
        response = SaveFile.run()
        filename = SaveFile.get_filename()
        SaveFile.destroy()
        return [None, filename][response == gtk.RESPONSE_REJECT]

00447     def treeview_get_selection(self, treeview, event=None):
        """Retrieve the model and path of the selection."""

        model = treeview.get_model()
        if event == None:
            try:
                path = treeview.get_cursor()[0]
                return model, path
            except:
                path = None
        if event <> None:
            # Select the entry at the mouse position
            pathinfo = treeview.get_path_at_pos(int(event.x), int(event.y))
            try:
                path, col, cellx, celly = pathinfo
                treeview.set_cursor(path)
            except:
                path = None
        return model, path

    def get_selected_filename(self, treeview, treeiter=None):
        model, path = self.treeview_get_selection(treeview)
        if path == None:
            return None, None
        if treeiter == None:
            treeiter = model.get_iter(path)
        if model.get_value(treeiter, 3) == None:
            return None, None
        if not self.options.icons_large and not self.options.thumbnails:
            return model.get_value(treeiter, 3), model.get_value(treeiter, 1)
        return model.get_value(treeiter, 4), model.get_value(treeiter, 3)

00479     def open_file(self, filename):
        """Open the file with its default app or the file manager"""

        try:
            if stat.S_ISDIR(os.stat(filename).st_mode):
                command = [self.options.fileman, filename]
            else:
                command = [self.open_wrapper, filename]
            try:
                subprocess.Popen(command, shell=False)
            except Exception, msg:
                if self.options.debug: print 'Debug:', msg
                self.get_error_dialog(('Error: Could not open the file %s.'
                 % filename), self.window_search)
                print '* The wrapper was %s.' % self.open_wrapper
                print '* The filemanager was %s.' % self.options.fileman
                print 'Hint: Check wether the wrapper and filemanager exist.'
        except Exception, msg:
            if self.options.debug: print 'Debug:', msg
            self.get_error_dialog(('Error: Could not access the file %s.'
             % filename), self.window_search)

    def get_selected_find_method(self):
        model = self.combobox_find_method.get_model()
        treeiter = self.combobox_find_method.get_active_iter()
        try:
            return model.get_value(treeiter, 1)
        except Exception, msg:
            return None

    def get_find_options(self, method, folder='~', limit=-1):
        folder = os.path.expanduser(folder)
        method_name = [method, 'locate'][method=='slocate']
        methods = {
            'find': (method, '', '%s "' + folder + '" -ignore_readdir_race -noleaf',
                '-wholename', '-iwholename', '', 1, 1, 0, 0, 0),
            'locate': (method, '', '%s', '', '-i', '-n %i' % limit,
                1, 0, 1, 0, 0),
            'tracker': ('tracker-search', 'trackerd', '%s', '', '', '-l %i' % limit,
                0, 0, 1, 1, 0),
            'doodle': (method, '', '%s', '', '-i', '',
                0, 0, 0, 0, 1),
            'beagle': ('beagle-query', 'beagled', '%s', '', '', '--max-hits=%i' % limit,
                0, 0, 1, 1, 0),
            'strigi': ('strigidaemon', 'strigidaemon', 'dbus://%s', '', '', '',
                1, 0, 1, 1, 0),
            'pinot': ('pinot', 'pinot-dbus-daemon', 'dbus://%s', '', '', '',
                1, 0, 1, 1, 0)
            }
        try:
            return methods[method_name]
        except:
            return method, '', '%s', '', '', '', 0, 0, 0, 0, 0

    def string_wild_match(self, string, keyword, exact):
        if not exact: keyword = '*' + keyword + '*'
        return fnmatch.fnmatch(string.lower(), keyword.lower())

    def file_is_wanted(self, filename, mime_type):
        wanted_types = []
        for button in self.toolbar_find_type.get_children():
            if button.get_active():
                wanted_types.append(button.filter_value)

        if not len(wanted_types):
            return True
        try:
            file_type = mime_type[0]
            return file_type in wanted_types
        except:
            return True

    def get_mime_type(self, filename):
        try:
            mime = xdg.Mime.get_type(filename)
            return mime.media, mime.subtype
        except:
            return None, None

00558     def file_is_hidden(self, filename, current=None):
        """Determine if a file is hidden or in a hidden folder"""

        if filename == '': return False
        path, name = os.path.split(filename)
        if len(name) and name[0] == '.':
            return True
        if current <> None:
            if '.' in current:
                return False
        for folder in path.split(os.path.sep):
            if len(folder):
                if folder[0] == '.':
                    return True
        return False

00574     def find(self):
        """Do the actual search."""

        self.button_find.set_label(gtk.STOCK_CANCEL)
        self.window_search.window.set_cursor(gtk.gdk.Cursor(gtk.gdk.WATCH))
        self.window_search.set_title(_('Searching for "%s"') % self.entry_find_text.get_text())
        self.statusbar.push(self.statusbar.get_context_id('results'), _('Searching...'))
        while gtk.events_pending(): gtk.main_iteration()

        # Reset treeview
        listmodel = gtk.ListStore(gtk.gdk.Pixbuf, str, int, str, str)
        self.treeview_files.set_model(listmodel)
        self.treeview_files.columns_autosize()

        # Retrieve search parameters
        keywords = self.entry_find_text.get_text()
        method = self.get_selected_find_method()
        folder = self.button_find_folder.get_filename()
        exact = self.checkbox_find_exact.get_active()
        hidden = self.checkbox_find_hidden.get_active()
        fulltext = self.checkbox_find_fulltext.get_active()
        if self.checkbox_find_limit.get_active():
            limit = self.spin_find_limit.get_value()
        else:
            limit = -1

        if keywords != '':
            # Generate search command
            options = self.get_find_options(method, folder, limit)
            (a, daemon, default, a, a, a, wildcards, file_manual, path_manual
                , exact_manual, errors_ignore) = options

            # Set display options
            if not self.options.icons_large and not self.options.thumbnails:
                icon_size = gtk.ICON_SIZE_SMALL_TOOLBAR
            else:
                icon_size = gtk.ICON_SIZE_DIALOG
            if not self.options.time_iso:
                time_format = '%x %X'
            else:
                time_format = '%Y-%m-%d %H:%M'

            # Run search command and capture the results
            messages = []
            if ('*' in keywords or '?' in keywords) and not wildcards:
                status_icon = gtk.STOCK_CANCEL
                messages.append([_('The search backend doesn\'t support wildcards.'), None])
                status = _('No files found for "%s".') % keywords
            else:
                try:
                    if default[:7] == 'dbus://':
                        query = dbus_query(options)
                    else:
                        query = shell_query(options)
                except Exception, msg:
                    if self.options.debug: print 'Debug:', msg
                    query = generic_query()
                for filename in query.run(keywords, folder, exact, hidden, limit):
                    if self.abort_find or len(listmodel) == limit: break
                    filename = filename.split(os.linesep)[0]
                    # Convert uris to filenames
                    if filename[:7] == 'file://':
                        filename = filename[7:]
                    # Handle mailbox uris like filenames as well
                    if filename[:10] == 'mailbox://':
                        filename = filename[10:]
                        filename = filename[:filename.index('?')]
                    path, name = os.path.split(filename)
                    if (path_manual or exact_manual) and not fulltext:
                        if not self.string_wild_match(name, keywords, exact):
                            yield True
                            continue
                    if path_manual and not folder in path:
                        yield True
                        continue
                    if not hidden and self.file_is_hidden(filename, folder):
                        yield True
                        continue
                    mime_type = self.get_mime_type(os.path.join(path, filename))
                    if not self.file_is_wanted(filename, mime_type):
                        yield True
                        continue
                    if self.options.thumbnails:
                        icon = self.get_thumbnail(filename, icon_size, mime_type)
                    else:
                        icon = self.get_file_icon(filename, icon_size, mime_type)
                    try:
                        filestat = os.stat(filename)
                        size = filestat.st_size
                        modified = time.strftime(time_format, time.gmtime(filestat.st_mtime))
                        name = name.replace('&', '&amp;')
                        if not self.options.icons_large and not self.options.thumbnails:
                            listmodel.append([icon, name, size, path, modified])
                        else:
                            path = path.replace('&', '&amp;')
                            if modified <> '':
                                modified = os.linesep + modified
                            listmodel.append([icon, '%s %s%s%s%s' % (name
                            , self.format_size(size), os.linesep, path
                            , modified), -1, name, path])
                    except Exception, msg:
                        if self.options.debug: print 'Debug:', msg
                        pass # Ignore inaccessible files
                    self.treeview_files.set_model(listmodel)
                    yield True
                if len(listmodel) == 0:
                    if not errors_ignore and query.status():
                        status_icon = gtk.STOCK_CANCEL
                        messages.append([_('Fatal error, search was aborted.'), None])
                        if daemon <> '':
                            link_format = '<u><span foreground="%s">%s</span></u>'
                            messages.append([link_format % (self.link_color,
                                _('Click here to start the search daemon.')),
                                '<span size="0">daemon:' + daemon + '</span>'])
                    else:
                        status_icon = gtk.STOCK_INFO
                        messages.append([_('No files were found.'), None])
                    status = _('No files found for "%s".') % keywords
                else:
                    status = _('%s files found for "%s".') % (len(listmodel), keywords)
            for message, action in messages:
                icon = [None, self.get_icon_pixbuf(status_icon)][message == messages[0][0]]
                listmodel.append([icon, message, -1, None, action])
            self.statusbar.push(self.statusbar.get_context_id('results'), status)
        self.treeview_files.set_model(listmodel)

        self.window_search.window.set_cursor(None)
        self.button_find.set_label(gtk.STOCK_FIND)
        yield False

    def get_icon_pixbuf(self, name, icon_size=gtk.ICON_SIZE_MENU):
        try:
            return self.icon_cache[name]
        except KeyError:
            icon_size = gtk.icon_size_lookup(icon_size)[0]
            icon = self.icon_theme.load_icon(name, icon_size, 0)
            self.icon_cache[name] = icon
            return icon

00713     def get_thumbnail(self, path, icon_size=0, mime_type=None):
        """Try to fetch a small thumbnail."""

        md5_hash = md5.new('file://' + path).hexdigest()
        filename = '%s%s.png' % (self.folder_thumbnails, md5_hash)
        try:
            return gtk.gdk.pixbuf_new_from_file(filename)
        except:
            return self.get_file_icon(path, icon_size, mime_type)

00723     def get_file_icon(self, path, icon_size=0, mime_type=None):
        """Retrieve the file icon."""

        try:
            is_folder = stat.S_ISDIR(os.stat(path).st_mode)
        except:
            is_folder = 0
        if is_folder:
            icon_name = gtk.STOCK_DIRECTORY
        else:
            if mime_type <> None:
                try:
                    # Get icon from mimetype
                    media, subtype = mime_type
                    icon_name = 'gnome-mime-%s-%s' % (media, subtype)
                    return self.get_icon_pixbuf(icon_name, icon_size)
                except:
                    try:
                        # Then try generic icon
                        icon_name = 'gnome-mime-%s' % media
                        return self.get_icon_pixbuf(icon_name, icon_size)
                    except:
                        # Use default icon
                        icon_name = gtk.STOCK_FILE
            else:
                icon_name = gtk.STOCK_FILE
        return self.get_icon_pixbuf(icon_name, icon_size)

# -- events --

    def on_window_search_destroy(self, widget):
        gtk.main_quit()

    def on_button_close_clicked(self, widget):
        self.window_search.destroy()

    def on_checkbox_find_limit_toggled(self, widget):
        self.spin_find_limit.set_sensitive(widget.get_active())

    def on_combobox_find_method_changed(self, widget):
        self.checkbox_find_fulltext.set_sensitive(self.get_selected_find_method() <> 'find')

00765     def on_button_find_clicked(self, widget):
        """Initiate the search thread."""

        # Add search term to the completion list
        keywords = self.entry_find_text.get_text()
        completion = self.entry_find_text.get_completion()
        listmodel = completion.get_model()
        listmodel.append([keywords])

        if self.button_find.get_label() == gtk.STOCK_FIND and keywords <> '':
            self.abort_find = 0
            task = self.find()
            gobject.idle_add(task.next)
        else:
            self.abort_find = 1

    def on_treeview_files_row_activated(self, widget, path, column):
        if self.options.file_action == 'open':
            self.on_menu_open_activate(None)
        else:
            self.on_menu_goto_activate(None)

00787     def on_treeview_files_button_pressed(self, treeview, event):
        """Show a popup menu for files or handle clicked links."""

        pri, sec = self.get_selected_filename(treeview)
        if event.button == 1:
            if pri == None:
                return
            model, path = self.treeview_get_selection(treeview, event)
            if path == None:
                return
            action = model.get_value(model.get_iter(path), 4)
            if sec == None and action <> None:
                try:
                    action = re.sub('<[^>]+>', '', action)
                    action_name, action_value = action.split(':')
                    subprocess.Popen([action_value])
                    icon, message = gtk.STOCK_INFO, _('The search daemon was started.')
                except Exception, msg:
                    if self.options.debug: print 'Debug:', msg
                    icon, message = (gtk.STOCK_CANCEL
                     , _('The search daemon could not be started.'))
                    print 'Error: %s could not be run.' % action_value
                listmodel = gtk.ListStore(gtk.gdk.Pixbuf, str, int, str, str, int)
                listmodel.append([self.get_icon_pixbuf(icon), message, -1, None, None, -1])
                self.treeview_files.set_model(listmodel)
        elif event.button == 2:
            if pri <> None:
                self.open_file(pri)
        elif event.button == 3:
            if sec <> None:
                self.menu_file.popup(None, None, None, event.button, event.time)

    def on_treeview_files_popup(self, treeview):
        pri, sec = self.get_selected_filename(treeview)
        if sec <> None:
            self.menu_file.popup(None, None, None, 3, gtk.get_current_event_time())

    def on_menu_open_activate(self, menu):
        folder, filename = self.get_selected_filename(self.treeview_files)
        self.open_file(os.path.join(folder, filename))

    def on_menu_goto_activate(self, menu):
        folder, filename = self.get_selected_filename(self.treeview_files)
        self.open_file(folder)

    def on_menu_copy_activate(self, menu):
        folder, filename = self.get_selected_filename(self.treeview_files)
        clipboard = gtk.clipboard_get('CLIPBOARD')
        clipboard.set_text(os.path.join(folder, filename), -1)

00837     def on_menu_save(self, menu):
        """Show a save dialog and possibly write the results to a file."""

        filename = self.get_save_dialog(self.window_search)
        if os.path.exists(filename):
            if not self.get_yesno_dialog(('The file %s already exists. Do you '
             + 'want to overwrite it?') % filename, self.window_search):
                filename = None
        if filename <> None:
            try:
                save = open(filename, 'w')
                listmodel = self.treeview_files.get_model()
                for item in range(len(listmodel)):
                    treeiter = listmodel.iter_nth_child(None, item)
                    name, path = self.get_selected_filename(self.treeview_files, treeiter)
                    save.write(os.path.join(name, path) + os.linesep)
                save.close()
            except Exception, msg:
                if self.options.debug: print 'Debug:', msg
                self.get_error_dialog('The file %s could not be saved.'
                 % filename, self.window_search)

catfish()
gtk.main()

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