Anki/aqt/editor.py
2011-04-28 09:27:58 +09:00

860 lines
28 KiB
Python

# -*- coding: utf-8 -*-
# Copyright: Damien Elmes <anki@ichi2.net>
# License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
from PyQt4.QtGui import *
from PyQt4.QtCore import *
from PyQt4.QtWebKit import QWebView
import re, os, sys, tempfile, urllib2, ctypes, simplejson, traceback
from anki.utils import stripHTML, parseTags
from anki.sound import play
from anki.hooks import runHook
from aqt.sound import getAudio
from aqt.webview import AnkiWebView
from aqt.utils import shortcut, showInfo, showWarning, getBase, getFile
import aqt
import anki.js
# fixme: when tab order returns to the webview, the previously focused field
# is focused, which is not good when the user is tabbing through the dialog
# fixme: set rtl in div css
# fixme: commit from tag/group area causes error
pics = ("jpg", "jpeg", "png", "tif", "tiff", "gif")
audio = ("wav", "mp3", "ogg", "flac")
_html = """
<html><head>%s<style>
.field {
border: 1px solid #aaa; background:#fff; color:#000; padding: 5px;
}
.fname { font-size: 14px; vertical-align: middle; padding-right: 5px; }
img { max-width: 150; max-height: 150; }
body { margin: 5px; }
</style><script>
%s
String.prototype.format = function() {
var args = arguments;
return this.replace(/\{\d+\}/g, function(m){
return args[m.match(/\d+/)]; });
};
var currentField = null;
var changeTimer = null;
function onKey() {
// esc clears focus, allowing dialog to close
if (window.event.which == 27) {
currentField.blur();
return;
}
clearChangeTimer();
changeTimer = setTimeout(function () {
sendState();
saveField("key"); }, 600);
};
function sendState() {
var r = {
'bold': document.queryCommandState("bold"),
'italic': document.queryCommandState("italic"),
'under': document.queryCommandState("underline"),
'super': document.queryCommandState("superscript"),
'sub': document.queryCommandState("subscript"),
'col': document.queryCommandValue("forecolor")
};
py.run("state:" + JSON.stringify(r));
};
function setFormat(cmd, arg, nosave) {
document.execCommand(cmd, false, arg);
if (!nosave) {
saveField('key');
}
};
function clearChangeTimer() {
if (changeTimer) {
clearTimeout(changeTimer);
changeTimer = null;
}
};
function onFocus(elem) {
currentField = elem;
// prevent webkit from highlighting the whole field
$(elem).css("-webkit-user-select", "none");
setTimeout(function () { unfocusHack() }, 1);
py.run("focus:" + currentField.id.substring(1));
}
// restore cursor
function unfocusHack() {
$(currentField).css("-webkit-user-select", "text");
var r = document.createRange()
r.selectNodeContents(currentField);
r.collapse();
var s = document.getSelection();
s.addRange(r);
};
function onBlur() {
if (currentField) {
saveField("blur");
}
clearChangeTimer();
// if we lose focus, assume the last field is still targeted
//currentField = null;
};
function saveField(type) {
// type is either 'blur' or 'key'
py.run(type + ":" + currentField.innerHTML);
clearChangeTimer();
};
function wrap(front, back) {
setFormat('removeFormat', null, true);
var s = window.getSelection();
var r = s.getRangeAt(0);
var content = r.extractContents();
var span = document.createElement("span")
span.appendChild(content);
s.removeAllRanges();
s.addRange(r);
setFormat('inserthtml', front + span.innerHTML + back);
};
function setFields(fields, focusTo) {
var txt = "";
for (var i=0; i<fields.length; i++) {
var n = fields[i][0];
var f = fields[i][1];
txt += "<tr><td class=fname>{0}</td><td width=100%%>".format(n);
txt += "<div id=f{0} onkeydown='onKey();' onmouseup='onKey();'".format(i);
txt += " onfocus='onFocus(this);' onblur='onBlur();' class=field ";
txt += "contentEditable=true>{0}</div>".format(f);
txt += "</td></tr>";
}
$("#fields").html("<table cellpadding=3>"+txt+"</table>");
if (!focusTo) {
focusTo = 0;
}
$("#f"+focusTo).focus();
};
function setBackgrounds(cols) {
for (var i=0; i<cols.length; i++) {
$("#f"+i).css("background", cols[i]);
}
}
function setFonts(fonts) {
for (var i=0; i<fonts.length; i++) {
$("#f"+i).css("font-family", fonts[i][0]);
$("#f"+i).css("font-size", fonts[i][1]);
}
}
$(function () {
// ignore drops outside the editable area
document.body.ondragover = function () {
e = window.event.srcElement;
do {
if (e.contentEditable == "true") {
return;
}
e = window.parentNode;
} while (e);
window.event.preventDefault();
}
});
</script></head><body>
<div id="fields"></div>
</body></html>
"""
# caller is responsible for resetting fact on reset
class Editor(object):
def __init__(self, mw, widget):
self.widget = widget
self.mw = mw
self.fact = None
self.stealFocus = True
self._loaded = False
self._keepButtons = False
# current card, for card layout
self.card = None
self.setupOuter()
self.setupButtons()
self.setupWeb()
self.setupTagsAndGroup()
self.setupKeyboard()
# Initial setup
############################################################
def setupOuter(self):
l = QVBoxLayout()#self.widget)
l.setMargin(0)
l.setSpacing(3)
self.widget.setLayout(l)
self.outerLayout = l
def setupWeb(self):
self.web = EditorWebView(self.widget, self)
self.web.allowDrops = True
self.web.setBridge(self.bridge)
self.outerLayout.addWidget(self.web)
# pick up the window colour
p = self.web.palette()
p.setBrush(QPalette.Base, Qt.transparent)
self.web.page().setPalette(p)
self.web.setAttribute(Qt.WA_OpaquePaintEvent, False)
# Top buttons
######################################################################
def _addButton(self, name, func, key=None, tip=None, size=True, text="",
check=False):
b = QPushButton(text)
if check:
b.connect(b, SIGNAL("clicked(bool)"), func)
else:
b.connect(b, SIGNAL("clicked()"), func)
if size:
b.setFixedHeight(20)
b.setFixedWidth(20)
b.setStyle(self.plastiqueStyle)
b.setFocusPolicy(Qt.NoFocus)
if not text:
b.setIcon(QIcon(":/icons/%s.png" % name))
if key:
b.setShortcut(QKeySequence(key))
if tip:
b.setToolTip(shortcut(tip))
if check:
b.setCheckable(True)
self.iconsBox.addWidget(b)
self._buttons[name] = b
return b
def setupButtons(self):
self._buttons = {}
# button styles for mac
self.plastiqueStyle = QStyleFactory.create("plastique")
self.widget.setStyle(self.plastiqueStyle)
# icons
self.iconsBox = QHBoxLayout()
self.iconsBox.setMargin(0)
self.iconsBox.setSpacing(0)
self.outerLayout.addLayout(self.iconsBox)
# align to right
self.iconsBox.addItem(QSpacerItem(20,1, QSizePolicy.Expanding))
b = self._addButton
b("layout", self.onCardLayout, "Ctrl+l",
shortcut(_("Layout (Ctrl+l)")), size=False, text=_("Layout..."))
b("text_bold", self.toggleBold, "Ctrl+b", _("Bold text (Ctrl+b)"),
check=True)
b("text_italic", self.toggleItalic, "Ctrl+i", _("Italic text (Ctrl+i)"),
check=True)
b("text_under", self.toggleUnderline, "Ctrl+u",
_("Underline text (Ctrl+u)"), check=True)
b("text_super", self.toggleSuper, "Ctrl+=",
_("Superscript (Ctrl+=)"), check=True)
b("text_sub", self.toggleSub, "Ctrl+Shift+=",
_("Subscript (Ctrl+Shift+=)"), check=True)
b("text_remove", self.removeFormat, "Ctrl+r",
_("Subscript (Ctrl+r)"))
but = b("foreground", self.onForeground, "F7", text=" ")
self.setupForegroundButton(but)
but = b("cloze", self.onCloze, "Ctrl+Shift+c",
_("Cloze (Ctrl+Shift+c)"), text="[...]")
but.setFixedWidth(24)
# fixme: better image names
b("text-speak", self.onAddMedia, "F3", _("Add pictures/audio/video (F3)"))
b("media-record", self.onRecSound, "F5", _("Record audio (F5)"))
b("tex", self.insertLatex, "Ctrl+t, t", _("LaTeX (Ctrl+t then t)"))
b("math_sqrt", self.insertLatexEqn, "Ctrl+t, e",
_("LaTeX equation (Ctrl+t then e)"))
b("math_matrix", self.insertLatexMathEnv, "Ctrl+t, m",
_("LaTeX math environment (Ctrl+t then m)"))
but = b("text-xml", self.onHtmlEdit, "Ctrl+Shift+x",
_("Source (Ctrl+Shift+x)"))
def enableButtons(self, val=True):
for b in self._buttons.values():
b.setEnabled(val)
def disableButtons(self):
self.enableButtons(False)
def onCardLayout(self):
from aqt.clayout import CardLayout
self.saveNow()
if self.card:
type = 1; ord = self.card.ord
else:
type = 0; ord = 0
CardLayout(self.mw, self.fact, type=type, ord=ord, parent=self.widget)
self.loadFact()
# JS->Python bridge
######################################################################
def bridge(self, str):
print "bridge", str
if not self.fact or not runHook:
# shutdown
return
# focus lost or key/button pressed?
if str.startswith("blur") or str.startswith("key"):
(type, txt) = str.split(":", 1)
self.fact.fields[self.currentField] = self.mungeHTML(txt)
self.mw.requireReset()
if type == "blur":
if not self._keepButtons:
self.disableButtons()
runHook("editor.focusLost", self.fact)
else:
runHook("editor.keyPressed", self.fact)
self.fact.flush()
self.checkValid()
# focused into field?
elif str.startswith("focus"):
(type, num) = str.split(":", 1)
self.enableButtons()
self.currentField = int(num)
# state buttons changed?
elif str.startswith("state"):
(cmd, txt) = str.split(":", 1)
r = simplejson.loads(txt)
self._buttons['text_bold'].setChecked(r['bold'])
self._buttons['text_italic'].setChecked(r['italic'])
self._buttons['text_under'].setChecked(r['under'])
self._buttons['text_super'].setChecked(r['super'])
self._buttons['text_sub'].setChecked(r['sub'])
else:
print str
def mungeHTML(self, txt):
if txt == "<br>":
txt = ""
return txt
# Setting/unsetting the current fact
######################################################################
def _loadFinished(self, w):
self._loaded = True
if self.fact:
self.loadFact()
def setFact(self, fact, hide=True):
"Make FACT the current fact."
self.fact = fact
# change timer
if self.fact:
self.web.setHtml(_html % (getBase(self.mw.deck), anki.js.all),
loadCB=self._loadFinished)
self.updateTagsAndGroup()
self.updateKeyboard()
elif hide:
self.widget.hide()
def loadFact(self, field=0):
if not self._loaded:
# will be loaded when page is ready
return
self.web.eval("setFields(%s, %d);" % (
simplejson.dumps(self.fact.items()), field))
self.web.eval("setFonts(%s);" % (
simplejson.dumps(self.fonts())))
self.checkValid()
self.widget.show()
if self.stealFocus:
self.web.setFocus()
def focus(self):
self.web.setFocus()
def fonts(self):
return [(f['font'], f['esize'])
for f in self.fact.model().fields]
def saveNow(self):
"Must call this before adding cards, closing dialog, etc."
if not self.fact:
return
self._keepButtons = True
self.web.eval("saveField('blur');")
self._keepButtons = False
self.saveTagsAndGroup()
def checkValid(self):
cols = []
for p in self.fact.problems():
if not p:
cols.append("#fff")
elif p == "unique":
cols.append("#fcc")
else:
cols.append("#ffc")
self.web.eval("setBackgrounds(%s);" % simplejson.dumps(cols))
def fieldsAreBlank(self):
if not self.fact:
return True
for f in self.fact.fields:
if f:
return False
return True
# HTML editing
######################################################################
def onHtmlEdit(self):
self.saveNow()
d = QDialog(self.widget)
form = aqt.forms.edithtml.Ui_Dialog()
form.setupUi(d)
d.connect(form.buttonBox, SIGNAL("helpRequested()"),
lambda: aqt.openHelp("HtmlEditor"))
form.textEdit.setPlainText(self.fact.fields[self.currentField])
form.textEdit.moveCursor(QTextCursor.End)
d.exec_()
self.fact.fields[self.currentField] = unicode(
form.textEdit.toPlainText())
self.loadFact(self.currentField)
# Tag and group handling
######################################################################
def setupTagsAndGroup(self):
import aqt.tagedit
g = QGroupBox(self.widget)
g.setFlat(True)
tb = QGridLayout()
tb.setSpacing(12)
tb.setMargin(6)
# group
l = QLabel(_("Group"))
tb.addWidget(l, 0, 0)
self.group = aqt.tagedit.TagEdit(self.widget, type=1)
self.group.connect(self.group, SIGNAL("lostFocus"),
self.saveTagsAndGroup)
tb.addWidget(self.group, 0, 1)
# tags
l = QLabel(_("Tags"))
tb.addWidget(l, 0, 2)
self.tags = aqt.tagedit.TagEdit(self.widget)
self.tags.connect(self.tags, SIGNAL("lostFocus"),
self.saveTagsAndGroup)
tb.addWidget(self.tags, 0, 3)
g.setLayout(tb)
self.outerLayout.addWidget(g)
def updateTagsAndGroup(self):
if self.tags.deck != self.mw.deck:
self.tags.setDeck(self.mw.deck)
self.group.setDeck(self.mw.deck)
self.tags.setText(self.fact.stringTags().strip())
if getattr(self.fact, 'gid', None):
gid = self.fact.gid
else:
gid = self.fact.model().conf['gid']
self.group.setText(self.mw.deck.groupName(gid))
def saveTagsAndGroup(self):
if not self.fact:
return
self.fact.gid = self.mw.deck.groupId(unicode(self.group.text()))
self.fact.updateCardGids()
self.fact.tags = parseTags(unicode(self.tags.text()))
self.fact.flush()
# Format buttons
######################################################################
def toggleBold(self, bool):
self.web.eval("setFormat('bold');")
def toggleItalic(self, bool):
self.web.eval("setFormat('italic');")
def toggleUnderline(self, bool):
self.web.eval("setFormat('underline');")
def toggleSuper(self, bool):
self.web.eval("setFormat('superscript');")
def toggleSub(self, bool):
self.web.eval("setFormat('subscript');")
def removeFormat(self):
self.web.eval("setFormat('removeFormat');")
def onCloze(self):
# check that the model is set up for cloze deletion
ok = False
for t in self.fact.model().templates:
if "cloze" in t['qfmt'] or "cloze" in t['afmt']:
ok = True
break
if not ok:
showInfo(_("Please add a cloze deletion model."),
help="ClozeDeletion")
return
f = self.fact.fields[self.currentField]
# find the highest existing cloze
m = re.findall("\{\{c(\d+)::", f)
if m:
next = sorted([int(x) for x in m])[-1] + 1
else:
next = 1
self.web.eval("wrap('{{c%d::', '}}');" % next)
# Foreground colour
######################################################################
def setupForegroundButton(self, but):
self.foregroundFrame = QFrame()
self.foregroundFrame.setAutoFillBackground(True)
self.colourChanged()
hbox = QHBoxLayout()
hbox.addWidget(self.foregroundFrame)
hbox.setMargin(5)
but.setLayout(hbox)
def _updateForegroundButton(self, txtcol):
self.foregroundFrame.setPalette(QPalette(QColor(txtcol)))
self.foregroundFrame.setStyleSheet("* {background-color: %s}" %
txtcol)
def colourChanged(self):
recent = self.mw.config['recentColours']
self._updateForegroundButton(recent[-1])
def onForeground(self):
class ColourPopup(QDialog):
def __init__(self, parent):
QDialog.__init__(self, parent, Qt.FramelessWindowHint)
def event(self, evt):
if evt.type() == QEvent.WindowDeactivate:
self.close()
return QDialog.event(self, evt)
p = ColourPopup(self.widget)
p.move(self.foregroundFrame.mapToGlobal(QPoint(0,0)))
g = QGridLayout(p)
g.setMargin(4)
g.setSpacing(0)
p.setLayout(g)
lastWidget = None
self.colourNext = QShortcut(QKeySequence("F7"), p)
p.connect(self.colourNext, SIGNAL("activated()"),
self.onNextColour)
self.colourChoose = QShortcut(QKeySequence("F6"), p)
p.connect(self.colourChoose, SIGNAL("activated()"),
self.onChooseColourKey)
for n, c in enumerate(reversed(self.mw.config['recentColours'])):
col = QToolButton()
col.setAutoRaise(True)
col.setFixedWidth(64)
col.setFixedHeight(16)
col.setAutoFillBackground(True)
col.setPalette(QPalette(QColor(c)))
col.setStyleSheet("* {background-color: %s}" %
c)
col.connect(col, SIGNAL("clicked()"),
lambda c=c: self.onChooseColour(c))
g.addWidget(col, n, 0)
if lastWidget:
p.setTabOrder(lastWidget, col)
lastWidget = col
but = QPushButton("X")
but.setFixedWidth(16)
but.setFixedHeight(16)
but.setAutoDefault(False)
but.connect(but, SIGNAL("clicked()"),
lambda c=c: self.onRemoveColour(c))
g.addWidget(but, n, 1)
spc = QSpacerItem(5,10, QSizePolicy.Fixed)
g.addItem(spc, n+1, 0)
cb = QPushButton(_("+"))
cb.connect(cb, SIGNAL("clicked()"), self.onNewColour)
cb.setFixedWidth(80)
cb.setFixedHeight(16)
cb.setAutoDefault(False)
g.addWidget(cb, n+2, 0, 1, 2)
self.colourDiag = p
p.show()
def onRemoveColour(self, colour):
recent = self.mw.config['recentColours']
recent.remove(colour)
if not recent:
recent.append("#000000")
self.colourDiag.close()
self.onForeground()
self.colourChanged()
def onNextColour(self):
self.colourDiag.focusWidget().nextInFocusChain().setFocus()
def onChooseColourKey(self):
try:
self.colourDiag.focusWidget().click()
except:
# dialog focused
pass
def onChooseColour(self, colour):
recent = self.mw.config['recentColours']
recent.remove(colour)
recent.append(colour)
self.web.eval("setFormat('forecolor', '%s')" % colour)
self.colourDiag.close()
self.colourChanged()
def onNewColour(self):
new = QColorDialog.getColor(Qt.white, self.widget)
self.widget.raise_()
recent = self.mw.config['recentColours']
if new.isValid():
txtcol = unicode(new.name())
if txtcol not in recent:
recent.append(txtcol)
self.colourChanged()
self.onChooseColour(txtcol)
# Audio/video/images
######################################################################
def onAddMedia(self):
key = (_("Media") +
" (*.jpg *.png *.gif *.tiff *.svg *.tif *.jpeg "+
"*.mp3 *.ogg *.wav *.avi *.ogv *.mpg *.mpeg *.mov *.mp4 " +
"*.mkv *.ogx *.ogv *.oga *.flv *.swf *.flac)")
def accept(file):
self.addMedia(file, canDelete=True)
file = getFile(self.widget, _("Add Media"), accept, key, key="media")
def addMedia(self, path, canDelete=False):
html = self._addMedia(path, canDelete)
self.web.eval("setFormat('inserthtml', %s);" % simplejson.dumps(html))
def _addMedia(self, path, canDelete=False):
"Add to media folder and return basename."
# copy to media folder
name = self.mw.deck.media.addFile(path)
# remove original?
if canDelete and self.mw.config['deleteMedia']:
if os.path.abspath(name) != os.path.abspath(path):
try:
os.unlink(old)
except:
pass
# return a local html link
ext = name.split(".")[-1].lower()
if ext in pics:
return '<img src="%s">' % name
else:
anki.sound.play(name)
return '[sound:%s]' % name
def onRecSound(self):
try:
file = getAudio(self.widget)
except Exception, e:
showWarning(_(
"Couldn't record audio. Have you installed lame and sox?") +
"\n\n" + unicode(e))
return
self.addMedia(file)
# LaTeX
######################################################################
def insertLatex(self):
self.mw.deck.media.dir(create=True)
self.web.eval("wrap('[latex]', '[/latex]');")
def insertLatexEqn(self):
self.mw.deck.media.dir(create=True)
self.web.eval("wrap('[$]', '[/$]');")
def insertLatexMathEnv(self):
self.mw.deck.media.dir(create=True)
self.web.eval("wrap('[$$]', '[/$$]');")
# Keyboard layout
######################################################################
def setupKeyboard(self):
if sys.platform.startswith("win32") and self.mw.config['preserveKeyboard']:
a = ctypes.windll.user32.ActivateKeyboardLayout
a.restype = ctypes.c_void_p
a.argtypes = [ctypes.c_void_p, ctypes.c_uint]
g = ctypes.windll.user32.GetKeyboardLayout
g.restype = ctypes.c_void_p
g.argtypes = [ctypes.c_uint]
else:
a = g = None
self.activateKeyboard = a
self.getKeyboard = g
def updateKeyboard(self):
self.keyboardLayouts = {}
def saveKeyboard(self):
if not self.getKeyboard:
return
self.keyboardLayouts[self.currentField] = self.getKeyboard(0)
def restoreKeyboard(self):
if not self.getKeyboard:
return
if self.currentField in self.keyboardLayouts:
self.activateKeyboard(self.keyboardLayouts[self.currentField], 0)
# Pasting, drag & drop, and keyboard layouts
######################################################################
class EditorWebView(AnkiWebView):
def __init__(self, parent, editor):
AnkiWebView.__init__(self, parent)
self.editor = editor
self.__tmpDir = None
self.errtxt = _("An error occured while opening %s")
self.strip = self.editor.mw.config['stripHTML']
def keyPressEvent(self, evt):
self._curKey = True
if evt.matches(QKeySequence.Paste):
self.onPaste()
return QWebView.keyPressEvent(self, evt)
def contextMenuEvent(self, evt):
# adjust in case the user is going to paste
self.onPaste()
QWebView.contextMenuEvent(self, evt)
def dropEvent(self, evt):
oldmime = evt.mimeData()
# coming from us?
if evt.source() == self:
# if they're copying just an image, we need to turn it into html
# again
txt = ""
mime = QMimeData()
if not oldmime.hasHtml() and oldmime.hasUrls():
# qt gives it to us twice
txt += '<img src="%s">' % os.path.basename(
unicode(oldmime.urls()[0].toString()))
mime.setHtml(txt)
else:
mime.setText(oldmime.text())
else:
mime = self._processMime(oldmime)
# create a new event with the new mime data
new = QDropEvent(evt.pos(), evt.possibleActions(), mime,
evt.mouseButtons(), evt.keyboardModifiers())
evt.accept()
QWebView.dropEvent(self, new)
def onPaste(self):
clip = self.editor.mw.app.clipboard()
mime = clip.mimeData()
mime = self._processMime(mime)
clip.setMimeData(mime)
def _processMime(self, mime):
print "html=%s image=%s urls=%s txt=%s" % (
mime.hasHtml(), mime.hasImage(), mime.hasUrls(), mime.hasText())
print "html", mime.html()
print "urls", mime.urls()
print "text", mime.text()
if mime.hasUrls():
return self._processUrls(mime)
elif mime.hasImage():
return self._processImage(mime)
elif mime.hasText() and (self.strip or not mime.hasHtml()):
return self._processText(mime)
elif mime.hasHtml():
return self._processHtml(mime)
else:
# nothing
return QMimeData()
def _processUrls(self, mime):
links = []
for url in mime.urls():
url = unicode(url.toString())
link = self._retrieveURL(url)
if link:
links.append(link)
mime = QMimeData()
mime.setHtml("".join(links))
return mime
def _processText(self, mime):
txt = unicode(mime.text())
l = txt.lower()
html = None
# firefox on linux just gives us a url for an image
if "\n" in l and (l.startswith("http://") or l.startswith("file://")):
txt = txt.split("\r\n")[0]
html = self._retrieveURL(txt)
new = QMimeData()
if html:
new.setHtml(html)
else:
new.setText(mime.text())
return new
def _processHtml(self, mime):
html = mime.html()
if self.strip:
html = stripHTML(html)
mime = QMimeData()
mime.setHtml(html)
return mime
def _processImage(self, mime):
im = QImage(mime.imageData())
name = os.path.join(self._tmpDir(), "paste-%d.png" % im.cacheKey())
uname = unicode(name, sys.getfilesystemencoding())
if im.hasAlphaChannel():
im.save(uname)
else:
im.save(uname, None, 95)
mime = QMimeData()
mime.setHtml(self.editor._addMedia(uname))
return mime
def _retrieveURL(self, url):
# is it media?
ext = name.split(".")[-1].lower()
if ext not in pics and ext not in audio:
return
# fetch it into a temporary folder
try:
req = urllib2.Request(url, None, {
'User-Agent': 'Mozilla/5.0 (compatible; Anki)'})
filecontents = urllib2.urlopen(req).read()
except urllib2.URLError, e:
showWarning(self.errtxt % e)
return
path = os.path.join(self._tmpDir(), os.path.basename(url))
file = open(path, "wb")
file.write(filecontents)
file.close()
return self.editor._addMedia(path)
def _tmpDir(self):
if not self.__tmpDir:
self.__tmpDir = tempfile.mkdtemp(prefix="anki")
return self.__tmpDir