Move most :navigate code to browser.navigate
This commit is contained in:
Florian Bruhin
parent
68595e1736
commit
778ccad39f
@ -22,7 +22,6 @@
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import os
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import os.path
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import shlex
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import posixpath
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import functools
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from PyQt5.QtWidgets import QApplication, QTabBar
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@ -40,7 +39,7 @@ import pygments.formatters
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from qutebrowser.commands import userscripts, cmdexc, cmdutils, runners
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from qutebrowser.config import config, configexc
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from qutebrowser.browser import urlmarks, browsertab, inspector
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from qutebrowser.browser import urlmarks, browsertab, inspector, navigate
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from qutebrowser.browser.webkit import webelem, downloads, mhtml
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from qutebrowser.keyinput import modeman
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from qutebrowser.utils import (message, usertypes, log, qtutils, urlutils,
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@ -440,40 +439,6 @@ class CommandDispatcher:
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"""
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self._back_forward(tab, bg, window, count, forward=True)
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def _navigate_incdec(self, url, incdec, tab, background, window):
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"""Helper method for :navigate when `where' is increment/decrement.
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Args:
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url: The current url.
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incdec: Either 'increment' or 'decrement'.
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tab: Whether to open the link in a new tab.
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background: Open the link in a new background tab.
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window: Open the link in a new window.
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"""
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segments = set(config.get('general', 'url-incdec-segments'))
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try:
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new_url = urlutils.incdec_number(url, incdec, segments=segments)
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except urlutils.IncDecError as error:
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raise cmdexc.CommandError(error.msg)
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self._open(new_url, tab, background, window)
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def _navigate_up(self, url, tab, background, window):
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"""Helper method for :navigate when `where' is up.
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Args:
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url: The current url.
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tab: Whether to open the link in a new tab.
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background: Open the link in a new background tab.
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window: Open the link in a new window.
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"""
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path = url.path()
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if not path or path == '/':
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raise cmdexc.CommandError("Can't go up!")
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new_path = posixpath.join(path, posixpath.pardir)
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url.setPath(new_path)
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self._open(url, tab, background, window)
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@cmdutils.register(instance='command-dispatcher', scope='window',
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backend=usertypes.Backend.QtWebKit)
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@cmdutils.argument('where', choices=['prev', 'next', 'up', 'increment',
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@ -506,26 +471,29 @@ class CommandDispatcher:
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widget = self._current_widget()
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url = self._current_url().adjusted(QUrl.RemoveFragment)
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if where in ['prev', 'next']:
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# FIXME:qtwebengine have a proper API for this
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if widget.backend == usertypes.Backend.QtWebEngine:
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raise cmdexc.CommandError(":navigate prev/next is not "
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"supported yet with QtWebEngine")
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handlers = {
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'prev': functools.partial(navigate.prevnext, prev=True),
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'next': functools.partial(navigate.prevnext, prev=False),
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'up': navigate.path_up,
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'decrement': functools.partial(navigate.incdec,
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inc_or_dec='decrement'),
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'increment': functools.partial(navigate.incdec,
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inc_or_dec='increment'),
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}
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hintmanager = objreg.get('hintmanager', scope='tab', tab='current')
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if where == 'prev':
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hintmanager.follow_prevnext(widget, url, prev=True, tab=tab,
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background=bg, window=window)
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elif where == 'next':
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hintmanager.follow_prevnext(widget, url, prev=False, tab=tab,
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background=bg, window=window)
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elif where == 'up':
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self._navigate_up(url, tab, bg, window)
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elif where in ['decrement', 'increment']:
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self._navigate_incdec(url, where, tab, bg, window)
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else: # pragma: no cover
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raise ValueError("Got called with invalid value {} for "
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"`where'.".format(where))
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try:
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if where in ['prev', 'next']:
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handler = handlers[where]
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handler(browsertab=widget, win_id=self._win_id, baseurl=url,
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tab=tab, background=bg, window=window)
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elif where in ['up', 'increment', 'decrement']:
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new_url = handlers[where](url)
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self._open(new_url, tab, bg, window)
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else: # pragma: no cover
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raise ValueError("Got called with invalid value {} for "
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"`where'.".format(where))
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except navigate.Error as e:
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raise cmdexc.CommandError(e)
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@cmdutils.register(instance='command-dispatcher', hide=True,
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scope='window')
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@ -630,83 +630,6 @@ class HintManager(QObject):
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# Do multi-word matching
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return all(word in elemstr for word in filterstr.split())
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def _find_prevnext(self, prev, elems):
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"""Find a prev/next element in the given list of elements."""
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# First check for <link rel="prev(ious)|next">
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rel_values = ('prev', 'previous') if prev else ('next')
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for e in elems:
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if e.tag_name() != 'link' or 'rel' not in e:
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continue
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if e['rel'] in rel_values:
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log.hints.debug("Found '{}' with rel={}".format(
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e.debug_text(), e['rel']))
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return e
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# Then check for regular links/buttons.
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filterfunc = webelem.FILTERS[webelem.Group.prevnext]
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elems = [e for e in elems if e.tag_name() != 'link' and filterfunc(e)]
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option = 'prev-regexes' if prev else 'next-regexes'
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if not elems:
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return None
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for regex in config.get('hints', option):
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log.hints.vdebug("== Checking regex '{}'.".format(regex.pattern))
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for e in elems:
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text = str(e)
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if not text:
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continue
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if regex.search(text):
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log.hints.debug("Regex '{}' matched on '{}'.".format(
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regex.pattern, text))
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return e
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else:
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log.hints.vdebug("No match on '{}'!".format(text))
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return None
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def follow_prevnext(self, browsertab, baseurl, prev=False, tab=False,
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background=False, window=False):
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"""Click a "previous"/"next" element on the page.
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Args:
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browsertab: The WebKitTab/WebEngineTab of the page.
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baseurl: The base URL of the current tab.
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prev: True to open a "previous" link, False to open a "next" link.
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tab: True to open in a new tab, False for the current tab.
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background: True to open in a background tab.
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window: True to open in a new window, False for the current one.
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"""
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def _follow_prevnext_cb(elems):
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elem = self._find_prevnext(prev, elems)
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word = 'prev' if prev else 'forward'
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if elem is None:
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message.error(self._win_id, "No {} links found!".format(word))
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return
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url = _resolve_url(elem, baseurl)
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if url is None:
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message.error(self._win_id, "No {} links found!".format(word))
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return
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qtutils.ensure_valid(url)
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if window:
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from qutebrowser.mainwindow import mainwindow
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new_window = mainwindow.MainWindow()
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new_window.show()
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tabbed_browser = objreg.get('tabbed-browser', scope='window',
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window=new_window.win_id)
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tabbed_browser.tabopen(url, background=False)
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elif tab:
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tabbed_browser = objreg.get('tabbed-browser', scope='window',
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window=self._win_id)
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tabbed_browser.tabopen(url, background=background)
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else:
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browsertab = objreg.get('tab', scope='tab',
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window=self._win_id, tab=self._tab_id)
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browsertab.openurl(url)
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selector = ', '.join([webelem.SELECTORS[webelem.Group.links],
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webelem.SELECTORS[webelem.Group.prevnext]])
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browsertab.find_all_elements(selector, _follow_prevnext_cb)
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def _start_cb(self, elems):
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"""Initialize the elements and labels based on the context set."""
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filterfunc = webelem.FILTERS.get(self._context.group, lambda e: True)
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146
qutebrowser/browser/navigate.py
Normal file
146
qutebrowser/browser/navigate.py
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@ -0,0 +1,146 @@
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# vim: ft=python fileencoding=utf-8 sts=4 sw=4 et:
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# Copyright 2016 Florian Bruhin (The Compiler) <mail@qutebrowser.org>
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#
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# This file is part of qutebrowser.
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#
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# qutebrowser is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# qutebrowser is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with qutebrowser. If not, see <http://www.gnu.org/licenses/>.
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"""Implementation of :navigate"""
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import posixpath
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from qutebrowser.browser.webkit import webelem
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from qutebrowser.config import config
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from qutebrowser.utils import (usertypes, objreg, urlutils, log, message,
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qtutils)
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class Error(Exception):
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"""Raised when the navigation can't be done."""
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def incdec(url, inc_or_dec):
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"""Helper method for :navigate when `where' is increment/decrement.
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Args:
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url: The current url.
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inc_or_dec: Either 'increment' or 'decrement'.
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tab: Whether to open the link in a new tab.
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background: Open the link in a new background tab.
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window: Open the link in a new window.
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"""
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segments = set(config.get('general', 'url-incdec-segments'))
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try:
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new_url = urlutils.incdec_number(url, inc_or_dec, segments=segments)
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except urlutils.IncDecError as error:
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raise Error(error.msg)
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return new_url
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def path_up(url):
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"""Helper method for :navigate when `where' is up.
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Args:
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url: The current url.
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"""
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path = url.path()
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if not path or path == '/':
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raise Error("Can't go up!")
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new_path = posixpath.join(path, posixpath.pardir)
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url.setPath(new_path)
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return url
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def _find_prevnext(prev, elems):
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"""Find a prev/next element in the given list of elements."""
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# First check for <link rel="prev(ious)|next">
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rel_values = ('prev', 'previous') if prev else ('next')
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for e in elems:
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if e.tag_name() != 'link' or 'rel' not in e:
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continue
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if e['rel'] in rel_values:
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log.hints.debug("Found '{}' with rel={}".format(
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e.debug_text(), e['rel']))
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return e
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# Then check for regular links/buttons.
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filterfunc = webelem.FILTERS[webelem.Group.prevnext]
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elems = [e for e in elems if e.tag_name() != 'link' and filterfunc(e)]
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option = 'prev-regexes' if prev else 'next-regexes'
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if not elems:
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return None
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for regex in config.get('hints', option):
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log.hints.vdebug("== Checking regex '{}'.".format(regex.pattern))
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for e in elems:
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text = str(e)
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if not text:
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continue
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if regex.search(text):
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log.hints.debug("Regex '{}' matched on '{}'.".format(
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regex.pattern, text))
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return e
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else:
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log.hints.vdebug("No match on '{}'!".format(text))
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return None
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def prevnext(*, browsertab, win_id, baseurl, prev=False,
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tab=False, background=False, window=False):
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"""Click a "previous"/"next" element on the page.
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Args:
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browsertab: The WebKitTab/WebEngineTab of the page.
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baseurl: The base URL of the current tab.
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prev: True to open a "previous" link, False to open a "next" link.
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tab: True to open in a new tab, False for the current tab.
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background: True to open in a background tab.
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window: True to open in a new window, False for the current one.
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"""
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# FIXME:qtwebengine have a proper API for this
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if browsertab.backend == usertypes.Backend.QtWebEngine:
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raise Error(":navigate prev/next is not supported yet with "
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"QtWebEngine")
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def _prevnext_cb(elems):
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elem = _find_prevnext(prev, elems)
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word = 'prev' if prev else 'forward'
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if elem is None:
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message.error(win_id, "No {} links found!".format(word))
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return
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url = elem.resolve_url(baseurl)
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if url is None:
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message.error(win_id, "No {} links found!".format(word))
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return
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qtutils.ensure_valid(url)
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if window:
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from qutebrowser.mainwindow import mainwindow
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new_window = mainwindow.MainWindow()
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new_window.show()
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tabbed_browser = objreg.get('tabbed-browser', scope='window',
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window=new_window.win_id)
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tabbed_browser.tabopen(url, background=False)
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elif tab:
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tabbed_browser = objreg.get('tabbed-browser', scope='window',
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window=win_id)
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tabbed_browser.tabopen(url, background=background)
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else:
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browsertab.openurl(url)
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selector = ', '.join([webelem.SELECTORS[webelem.Group.links],
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webelem.SELECTORS[webelem.Group.prevnext]])
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browsertab.find_all_elements(selector, _prevnext_cb)
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