mirror of
https://github.com/kovidgoyal/calibre.git
synced 2025-07-09 03:04:10 -04:00
Refactor the search code in preparation for multi-searches
This commit is contained in:
Kovid Goyal
parent
8cb0d7e08b
commit
91a993643e
@ -7,14 +7,14 @@ __license__ = 'GPL v3'
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__copyright__ = '2013, Kovid Goyal <kovid at kovidgoyal.net>'
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import tempfile, shutil, sys, os
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from collections import OrderedDict
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from functools import partial, wraps
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from PyQt4.Qt import (
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QObject, QApplication, QDialog, QGridLayout, QLabel, QSize, Qt, QCursor,
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QDialogButtonBox, QIcon, QTimer, QPixmap, QTextBrowser, QVBoxLayout, QInputDialog)
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QObject, QApplication, QDialog, QGridLayout, QLabel, QSize, Qt,
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QDialogButtonBox, QIcon, QTimer, QPixmap, QTextBrowser, QVBoxLayout,
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QInputDialog)
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from calibre import prints, prepare_string_for_xml, isbytestring
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from calibre import prints, isbytestring
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from calibre.ptempfile import PersistentTemporaryDirectory, TemporaryDirectory
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from calibre.ebooks.oeb.base import urlnormalize
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from calibre.ebooks.oeb.polish.main import SUPPORTED, tweak_polish
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@ -27,7 +27,6 @@ from calibre.ebooks.oeb.polish.toc import remove_names_from_toc, find_existing_t
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from calibre.ebooks.oeb.polish.utils import link_stylesheets, setup_cssutils_serialization as scs
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from calibre.gui2 import error_dialog, choose_files, question_dialog, info_dialog, choose_save_file
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from calibre.gui2.dialogs.confirm_delete import confirm
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from calibre.gui2.dialogs.message_box import MessageBox
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from calibre.gui2.tweak_book import set_current_container, current_container, tprefs, actions, editors
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from calibre.gui2.tweak_book.undo import GlobalUndoHistory
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from calibre.gui2.tweak_book.file_list import NewFileDialog
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@ -37,8 +36,10 @@ from calibre.gui2.tweak_book.toc import TOCEditor
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from calibre.gui2.tweak_book.editor import editor_from_syntax, syntax_from_mime
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from calibre.gui2.tweak_book.editor.insert_resource import get_resource_data, NewBook
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from calibre.gui2.tweak_book.preferences import Preferences
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from calibre.gui2.tweak_book.search import validate_search_request, run_search
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from calibre.gui2.tweak_book.widgets import (
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RationalizeFolders, MultiSplit, ImportForeign, QuickOpen, InsertLink, InsertSemantics)
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RationalizeFolders, MultiSplit, ImportForeign, QuickOpen, InsertLink,
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InsertSemantics, BusyCursor)
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_diff_dialogs = []
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@ -58,14 +59,6 @@ def get_container(*args, **kwargs):
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def setup_cssutils_serialization():
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scs(tprefs['editor_tab_stop_width'])
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class BusyCursor(object):
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def __enter__(self):
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QApplication.setOverrideCursor(QCursor(Qt.WaitCursor))
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def __exit__(self, *args):
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QApplication.restoreOverrideCursor()
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def in_thread_job(func):
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@wraps(func)
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def ans(*args, **kwargs):
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@ -675,7 +668,7 @@ class Boss(QObject):
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# Ensure the search panel is visible
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sp.setVisible(True)
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ed = self.gui.central.current_editor
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name = editor = None
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name = None
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for n, x in editors.iteritems():
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if x is ed:
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name = n
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@ -684,158 +677,11 @@ class Boss(QObject):
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if overrides:
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state.update(overrides)
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searchable_names = self.gui.file_list.searchable_names
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where = state['where']
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err = None
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if name is None and where in {'current', 'selected-text'}:
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err = _('No file is being edited.')
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elif where == 'selected' and not searchable_names['selected']:
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err = _('No files are selected in the Files Browser')
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elif where == 'selected-text' and not ed.has_marked_text:
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err = _('No text is marked. First select some text, and then use'
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' The "Mark selected text" action in the Search menu to mark it.')
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if not err and not state['find']:
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err = _('No search query specified')
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if err:
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return error_dialog(self.gui, _('Cannot search'), err, show=True)
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del err
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if not validate_search_request(name, searchable_names, getattr(ed, 'has_marked_text', False), state, self.gui):
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return
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files = OrderedDict()
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do_all = state['wrap'] or action in {'replace-all', 'count'}
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marked = False
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if where == 'current':
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editor = ed
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elif where in {'styles', 'text', 'selected'}:
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files = searchable_names[where]
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if name in files:
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# Start searching in the current editor
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editor = ed
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# Re-order the list of other files so that we search in the same
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# order every time. Depending on direction, search the files
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# that come after the current file, or before the current file,
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# first.
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lfiles = list(files)
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idx = lfiles.index(name)
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before, after = lfiles[:idx], lfiles[idx+1:]
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if state['direction'] == 'up':
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lfiles = list(reversed(before))
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if do_all:
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lfiles += list(reversed(after)) + [name]
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else:
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lfiles = after
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if do_all:
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lfiles += before + [name]
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files = OrderedDict((m, files[m]) for m in lfiles)
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else:
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editor = ed
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marked = True
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def no_match():
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QApplication.restoreOverrideCursor()
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msg = '<p>' + _('No matches were found for %s') % ('<pre style="font-style:italic">' + prepare_string_for_xml(state['find']) + '</pre>')
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if not state['wrap']:
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msg += '<p>' + _('You have turned off search wrapping, so all text might not have been searched.'
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' Try the search again, with wrapping enabled. Wrapping is enabled via the'
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' "Wrap" checkbox at the bottom of the search panel.')
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return error_dialog(
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self.gui, _('Not found'), msg, show=True)
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pat = sp.get_regex(state)
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def do_find():
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if editor is not None:
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if editor.find(pat, marked=marked, save_match='gui'):
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return
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if not files:
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if not state['wrap']:
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return no_match()
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return editor.find(pat, wrap=True, marked=marked, save_match='gui') or no_match()
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for fname, syntax in files.iteritems():
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if fname in editors:
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if not editors[fname].find(pat, complete=True, save_match='gui'):
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continue
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return self.show_editor(fname)
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raw = current_container().raw_data(fname)
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if pat.search(raw) is not None:
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self.edit_file(fname, syntax)
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if editors[fname].find(pat, complete=True, save_match='gui'):
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return
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return no_match()
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def no_replace(prefix=''):
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QApplication.restoreOverrideCursor()
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if prefix:
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prefix += ' '
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error_dialog(
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self.gui, _('Cannot replace'), prefix + _(
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'You must first click Find, before trying to replace'), show=True)
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return False
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def do_replace():
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if editor is None:
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return no_replace()
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if not editor.replace(pat, state['replace'], saved_match='gui'):
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return no_replace(_(
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'Currently selected text does not match the search query.'))
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return True
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def count_message(action, count, show_diff=False):
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msg = _('%(action)s %(num)s occurrences of %(query)s' % dict(num=count, query=state['find'], action=action))
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if show_diff and count > 0:
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d = MessageBox(MessageBox.INFO, _('Searching done'), prepare_string_for_xml(msg), parent=self.gui, show_copy_button=False)
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d.diffb = b = d.bb.addButton(_('See what &changed'), d.bb.ActionRole)
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b.setIcon(QIcon(I('diff.png'))), d.set_details(None), b.clicked.connect(d.accept)
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b.clicked.connect(partial(self.show_current_diff, allow_revert=True))
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d.exec_()
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else:
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info_dialog(self.gui, _('Searching done'), prepare_string_for_xml(msg), show=True)
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def do_all(replace=True):
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count = 0
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if not files and editor is None:
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return 0
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lfiles = files or {name:editor.syntax}
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for n, syntax in lfiles.iteritems():
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if n in editors:
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raw = editors[n].get_raw_data()
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else:
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raw = current_container().raw_data(n)
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if replace:
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raw, num = pat.subn(state['replace'], raw)
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else:
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num = len(pat.findall(raw))
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count += num
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if replace and num > 0:
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if n in editors:
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editors[n].replace_data(raw)
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else:
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with current_container().open(n, 'wb') as f:
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f.write(raw.encode('utf-8'))
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QApplication.restoreOverrideCursor()
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count_message(_('Replaced') if replace else _('Found'), count, show_diff=replace)
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return count
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with BusyCursor():
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if action == 'find':
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return do_find()
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if action == 'replace':
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return do_replace()
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if action == 'replace-find' and do_replace():
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return do_find()
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if action == 'replace-all':
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if marked:
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return count_message(_('Replaced'), editor.all_in_marked(pat, state['replace']))
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self.add_savepoint(_('Before: Replace all'))
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count = do_all()
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if count == 0:
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self.rewind_savepoint()
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else:
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self.set_modified()
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return
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if action == 'count':
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if marked:
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return count_message(_('Found'), editor.all_in_marked(pat))
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return do_all(replace=False)
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run_search(state, action, ed, name, searchable_names,
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self.gui, self.show_editor, self.edit_file, self.show_current_diff, self.add_savepoint, self.rewind_savepoint, self.set_modified)
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def create_checkpoint(self):
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text, ok = QInputDialog.getText(self.gui, _('Choose name'), _(
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@ -21,7 +21,7 @@ from calibre.constants import plugins, cache_dir
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from calibre.gui2 import NONE
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from calibre.gui2.widgets2 import HistoryLineEdit2
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from calibre.gui2.tweak_book import tprefs
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from calibre.gui2.tweak_book.widgets import Dialog
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from calibre.gui2.tweak_book.widgets import Dialog, BusyCursor
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from calibre.utils.icu import safe_chr as chr, icu_unicode_version, character_name_from_code
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ROOT = QModelIndex()
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@ -765,7 +765,6 @@ class CharSelect(Dialog):
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self.char_view.setFocus(Qt.OtherFocusReason)
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def do_search(self):
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from calibre.gui2.tweak_book.boss import BusyCursor
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text = unicode(self.search.text()).strip()
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if not text:
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return self.clear_search()
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@ -15,6 +15,7 @@ from PyQt4.Qt import (
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from calibre.ebooks.oeb.polish.check.base import WARN, INFO, DEBUG, ERROR, CRITICAL
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from calibre.ebooks.oeb.polish.check.main import run_checks, fix_errors
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from calibre.gui2.tweak_book import tprefs
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from calibre.gui2.tweak_book.widgets import BusyCursor
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def icon_for_level(level):
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if level > WARN:
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@ -160,7 +161,6 @@ class Check(QSplitter):
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template % (err.HELP, ifix, fix_tt, fix_msg, run_tt, run_msg))
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def run_checks(self, container):
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from calibre.gui2.tweak_book.boss import BusyCursor
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with BusyCursor():
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self.show_busy()
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QApplication.processEvents()
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@ -179,7 +179,6 @@ class Check(QSplitter):
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self.clear_help(_('No problems found'))
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def fix_errors(self, container, errors):
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from calibre.gui2.tweak_book.boss import BusyCursor
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with BusyCursor():
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self.show_busy(_('Running fixers, please wait...'))
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QApplication.processEvents()
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@ -7,6 +7,7 @@ __license__ = 'GPL v3'
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__copyright__ = '2013, Kovid Goyal <kovid at kovidgoyal.net>'
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from functools import partial
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from collections import OrderedDict
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from PyQt4.Qt import (
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QWidget, QToolBar, Qt, QHBoxLayout, QSize, QIcon, QGridLayout, QLabel,
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@ -16,10 +17,12 @@ from PyQt4.Qt import (
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import regex
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from calibre.gui2 import NONE, error_dialog
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from calibre import prepare_string_for_xml
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from calibre.gui2 import NONE, error_dialog, info_dialog
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from calibre.gui2.dialogs.message_box import MessageBox
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from calibre.gui2.widgets2 import HistoryLineEdit2
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from calibre.gui2.tweak_book import tprefs
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from calibre.gui2.tweak_book.widgets import Dialog
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from calibre.gui2.tweak_book import tprefs, editors, current_container
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from calibre.gui2.tweak_book.widgets import Dialog, BusyCursor
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from calibre.utils.icu import primary_contains
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@ -332,22 +335,6 @@ class SearchPanel(QWidget): # {{{
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def set_where(self, val):
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self.widget.where = val
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def get_regex(self, state):
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raw = state['find']
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if state['mode'] != 'regex':
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raw = regex.escape(raw, special_only=True)
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flags = REGEX_FLAGS
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if not state['case_sensitive']:
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flags |= regex.IGNORECASE
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if state['mode'] == 'regex' and state['dot_all']:
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flags |= regex.DOTALL
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if state['direction'] == 'up':
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flags |= regex.REVERSE
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ans = regex_cache.get((flags, raw), None)
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if ans is None:
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ans = regex_cache[(flags, raw)] = regex.compile(raw, flags=flags)
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return ans
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def keyPressEvent(self, ev):
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if ev.key() == Qt.Key_Escape:
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self.hide_panel()
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@ -544,7 +531,7 @@ class SavedSearches(Dialog):
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(_('&Replace'), 'replace', _('Run replace using the selected entries.') + mulmsg),
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(_('Replace a&nd Find'), 'replace-find', _('Run replace and then find using the selected entries.') + mulmsg),
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(_('Replace &all'), 'replace-all', _('Run Replace All for all selected entries in the order selected')),
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(_('&Count all'), 'count-all', _('Run Count All for all selected entries')),
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(_('&Count all'), 'count', _('Run Count All for all selected entries')),
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]:
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b = pb(text, tooltip)
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v.addWidget(b)
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@ -642,6 +629,7 @@ class SavedSearches(Dialog):
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search['wrap'] = self.wrap
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search['direction'] = self.direction
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search['where'] = self.where
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search['mode'] = 'regex'
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searches.append(search)
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if not searches:
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return
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@ -689,6 +677,185 @@ class SavedSearches(Dialog):
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self.description.setText(_('{2}\nFind: {0}\nReplace: {1}').format(
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search.get('find', ''), search.get('replace', ''), search.get('name', '')))
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def validate_search_request(name, searchable_names, has_marked_text, state, gui_parent):
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err = None
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where = state['where']
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if name is None and where in {'current', 'selected-text'}:
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err = _('No file is being edited.')
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elif where == 'selected' and not searchable_names['selected']:
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err = _('No files are selected in the Files Browser')
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elif where == 'selected-text' and not has_marked_text:
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err = _('No text is marked. First select some text, and then use'
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' The "Mark selected text" action in the Search menu to mark it.')
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if not err and not state['find']:
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err = _('No search query specified')
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if err:
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error_dialog(gui_parent, _('Cannot search'), err, show=True)
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return False
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return True
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def get_search_regex(state):
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raw = state['find']
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if state['mode'] != 'regex':
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raw = regex.escape(raw, special_only=True)
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flags = REGEX_FLAGS
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if not state['case_sensitive']:
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flags |= regex.IGNORECASE
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if state['mode'] == 'regex' and state['dot_all']:
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flags |= regex.DOTALL
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if state['direction'] == 'up':
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flags |= regex.REVERSE
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ans = regex_cache.get((flags, raw), None)
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if ans is None:
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ans = regex_cache[(flags, raw)] = regex.compile(raw, flags=flags)
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return ans
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def initialize_search_request(state, action, current_editor, current_editor_name, searchable_names):
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editor = None
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where = state['where']
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files = OrderedDict()
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do_all = state['wrap'] or action in {'replace-all', 'count'}
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marked = False
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if where == 'current':
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editor = current_editor
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elif where in {'styles', 'text', 'selected'}:
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files = searchable_names[where]
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if current_editor_name in files:
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# Start searching in the current editor
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editor = current_editor
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# Re-order the list of other files so that we search in the same
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# order every time. Depending on direction, search the files
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# that come after the current file, or before the current file,
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# first.
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lfiles = list(files)
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idx = lfiles.index(current_editor_name)
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before, after = lfiles[:idx], lfiles[idx+1:]
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if state['direction'] == 'up':
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lfiles = list(reversed(before))
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if do_all:
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lfiles += list(reversed(after)) + [current_editor_name]
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else:
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lfiles = after
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if do_all:
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lfiles += before + [current_editor_name]
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files = OrderedDict((m, files[m]) for m in lfiles)
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else:
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editor = current_editor
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marked = True
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return editor, where, files, do_all, marked, get_search_regex(state)
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def run_search(
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state, action, current_editor, current_editor_name, searchable_names,
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gui_parent, show_editor, edit_file, show_current_diff, add_savepoint, rewind_savepoint, set_modified):
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editor, where, files, do_all, marked, pat = initialize_search_request(state, action, current_editor, current_editor_name, searchable_names)
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def no_match():
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QApplication.restoreOverrideCursor()
|
||||
msg = '<p>' + _('No matches were found for %s') % ('<pre style="font-style:italic">' + prepare_string_for_xml(state['find']) + '</pre>')
|
||||
if not state['wrap']:
|
||||
msg += '<p>' + _('You have turned off search wrapping, so all text might not have been searched.'
|
||||
' Try the search again, with wrapping enabled. Wrapping is enabled via the'
|
||||
' "Wrap" checkbox at the bottom of the search panel.')
|
||||
return error_dialog(
|
||||
gui_parent, _('Not found'), msg, show=True)
|
||||
|
||||
def do_find():
|
||||
if editor is not None:
|
||||
if editor.find(pat, marked=marked, save_match='gui'):
|
||||
return
|
||||
if not files:
|
||||
if not state['wrap']:
|
||||
return no_match()
|
||||
return editor.find(pat, wrap=True, marked=marked, save_match='gui') or no_match()
|
||||
for fname, syntax in files.iteritems():
|
||||
if fname in editors:
|
||||
if not editors[fname].find(pat, complete=True, save_match='gui'):
|
||||
continue
|
||||
return show_editor(fname)
|
||||
raw = current_container().raw_data(fname)
|
||||
if pat.search(raw) is not None:
|
||||
edit_file(fname, syntax)
|
||||
if editors[fname].find(pat, complete=True, save_match='gui'):
|
||||
return
|
||||
return no_match()
|
||||
|
||||
def no_replace(prefix=''):
|
||||
QApplication.restoreOverrideCursor()
|
||||
if prefix:
|
||||
prefix += ' '
|
||||
error_dialog(
|
||||
gui_parent, _('Cannot replace'), prefix + _(
|
||||
'You must first click Find, before trying to replace'), show=True)
|
||||
return False
|
||||
|
||||
def do_replace():
|
||||
if editor is None:
|
||||
return no_replace()
|
||||
if not editor.replace(pat, state['replace'], saved_match='gui'):
|
||||
return no_replace(_(
|
||||
'Currently selected text does not match the search query.'))
|
||||
return True
|
||||
|
||||
def count_message(action, count, show_diff=False):
|
||||
msg = _('%(action)s %(num)s occurrences of %(query)s' % dict(num=count, query=state['find'], action=action))
|
||||
if show_diff and count > 0:
|
||||
d = MessageBox(MessageBox.INFO, _('Searching done'), prepare_string_for_xml(msg), parent=gui_parent, show_copy_button=False)
|
||||
d.diffb = b = d.bb.addButton(_('See what &changed'), d.bb.ActionRole)
|
||||
b.setIcon(QIcon(I('diff.png'))), d.set_details(None), b.clicked.connect(d.accept)
|
||||
b.clicked.connect(partial(show_current_diff, allow_revert=True))
|
||||
d.exec_()
|
||||
else:
|
||||
info_dialog(gui_parent, _('Searching done'), prepare_string_for_xml(msg), show=True)
|
||||
|
||||
def do_all(replace=True):
|
||||
count = 0
|
||||
if not files and editor is None:
|
||||
return 0
|
||||
lfiles = files or {current_editor_name:editor.syntax}
|
||||
|
||||
for n, syntax in lfiles.iteritems():
|
||||
if n in editors:
|
||||
raw = editors[n].get_raw_data()
|
||||
else:
|
||||
raw = current_container().raw_data(n)
|
||||
if replace:
|
||||
raw, num = pat.subn(state['replace'], raw)
|
||||
else:
|
||||
num = len(pat.findall(raw))
|
||||
count += num
|
||||
if replace and num > 0:
|
||||
if n in editors:
|
||||
editors[n].replace_data(raw)
|
||||
else:
|
||||
with current_container().open(n, 'wb') as f:
|
||||
f.write(raw.encode('utf-8'))
|
||||
QApplication.restoreOverrideCursor()
|
||||
count_message(_('Replaced') if replace else _('Found'), count, show_diff=replace)
|
||||
return count
|
||||
|
||||
with BusyCursor():
|
||||
if action == 'find':
|
||||
return do_find()
|
||||
if action == 'replace':
|
||||
return do_replace()
|
||||
if action == 'replace-find' and do_replace():
|
||||
return do_find()
|
||||
if action == 'replace-all':
|
||||
if marked:
|
||||
return count_message(_('Replaced'), editor.all_in_marked(pat, state['replace']))
|
||||
add_savepoint(_('Before: Replace all'))
|
||||
count = do_all()
|
||||
if count == 0:
|
||||
rewind_savepoint()
|
||||
else:
|
||||
set_modified()
|
||||
return
|
||||
if action == 'count':
|
||||
if marked:
|
||||
return count_message(_('Found'), editor.all_in_marked(pat))
|
||||
return do_all(replace=False)
|
||||
|
||||
if __name__ == '__main__':
|
||||
app = QApplication([])
|
||||
d = SavedSearches()
|
||||
|
||||
@ -15,7 +15,7 @@ from PyQt4.Qt import (
|
||||
QFormLayout, QHBoxLayout, QToolButton, QIcon, QApplication, Qt, QWidget,
|
||||
QPoint, QSizePolicy, QPainter, QStaticText, pyqtSignal, QTextOption,
|
||||
QAbstractListModel, QModelIndex, QVariant, QStyledItemDelegate, QStyle,
|
||||
QListView, QTextDocument, QSize, QComboBox, QFrame)
|
||||
QListView, QTextDocument, QSize, QComboBox, QFrame, QCursor)
|
||||
|
||||
from calibre import prepare_string_for_xml
|
||||
from calibre.gui2 import error_dialog, choose_files, choose_save_file, NONE, info_dialog
|
||||
@ -25,6 +25,14 @@ from calibre.utils.matcher import get_char, Matcher
|
||||
|
||||
ROOT = QModelIndex()
|
||||
|
||||
class BusyCursor(object):
|
||||
|
||||
def __enter__(self):
|
||||
QApplication.setOverrideCursor(QCursor(Qt.WaitCursor))
|
||||
|
||||
def __exit__(self, *args):
|
||||
QApplication.restoreOverrideCursor()
|
||||
|
||||
class Dialog(QDialog):
|
||||
|
||||
def __init__(self, title, name, parent=None):
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user