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Remotes: support more filetypes and subfolders for web

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presentation_hide signal support

bzr-revno: 811
This commit is contained in:
Jonathan Corwin 2010-05-05 19:29:08 +01:00
commit 3f569d428d
5 changed files with 80 additions and 29 deletions
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18
openlp/core/ui/slidecontroller.py
View File

@ -674,10 +674,10 @@ class SlideController(QtGui.QWidget):
self.themeButton.setChecked(False)
if checked:
Receiver.send_message(u'maindisplay_hide', HideMode.Screen)
self.blankPlugin(True)
self.hidePlugin(True)
else:
Receiver.send_message(u'maindisplay_show')
self.blankPlugin(False)
self.hidePlugin(False)
def blankPlugin(self, blank):
"""
@ -693,6 +693,20 @@ class SlideController(QtGui.QWidget):
% self.serviceItem.name.lower(),
[self.serviceItem, self.isLive])
def hidePlugin(self, hide):
"""
Blank the display screen.
"""
if self.serviceItem is not None:
if hide:
Receiver.send_message(u'%s_hide'
% self.serviceItem.name.lower(),
[self.serviceItem, self.isLive])
else:
Receiver.send_message(u'%s_unblank'
% self.serviceItem.name.lower(),
[self.serviceItem, self.isLive])
def onSlideSelected(self):
"""
Generate the preview when you click on a slide.

2
openlp/plugins/images/lib/mediaitem.py
View File

@ -143,7 +143,7 @@ class ImageMediaItem(MediaManagerItem):
def generateSlideData(self, service_item, item=None):
items = self.ListView.selectedIndexes()
if items:
service_item.title = self.trUtf8('Image(s)')
service_item.title = unicode(self.trUtf8('Image(s)'))
service_item.add_capability(ItemCapabilities.AllowsMaintain)
service_item.add_capability(ItemCapabilities.AllowsPreview)
service_item.add_capability(ItemCapabilities.AllowsLoop)

17
openlp/plugins/presentations/lib/messagelistener.py
View File

@ -160,6 +160,16 @@ class Controller(object):
return
self.doc.blank_screen()
def stop(self):
log.debug(u'Live = %s, stop' % self.isLive)
if not self.isLive:
return
if not self.doc.is_loaded():
return
if not self.doc.is_active():
return
self.doc.stop_presentation()
def unblank(self):
log.debug(u'Live = %s, unblank' % self.isLive)
if not self.isLive:
@ -190,6 +200,8 @@ class MessageListener(object):
QtCore.SIGNAL(u'presentations_start'), self.startup)
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'presentations_stop'), self.shutdown)
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'presentations_hide'), self.hide)
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'presentations_first'), self.first)
QtCore.QObject.connect(Receiver.get_receiver(),
@ -279,6 +291,11 @@ class MessageListener(object):
else:
self.previewHandler.shutdown()
def hide(self, message):
isLive, item = self.decode_message(message)
if isLive:
self.liveHandler.stop()
def blank(self, message):
isLive, item = self.decode_message(message)
if isLive:

4
openlp/plugins/remotes/html/index.html
View File

@ -63,7 +63,7 @@ function response(eventname, req){
html += ' style="font-weight: bold"';
html += '>';
html += '<td>' + data[row]['tag'] + '</td>';
html += '<td>' + data[row]['text'].replace(/\\n/g, '<br>');
html += '<td>' + data[row]['text'].replace(/\n/g, '<br>');
html += '</td></tr>';
}
html += '</table>';
@ -105,10 +105,12 @@ send_event("remotes_poll_request");
<hr>
<input type='button' value='Order of service'
onclick='send_event("servicemanager_list_request");'>
<i>(Click service item to go live.)</i>
<div id='service'></div>
<hr>
<input type='button' value='Current item'
onclick='send_event("slidecontroller_live_text_request");'>
<i>(Click verse to display.)</i>
<div id='currentitem'></div>
<hr>
<a href="http://www.openlp.org/">OpenLP website</a>

62
openlp/plugins/remotes/lib/httpserver.py
View File

@ -152,29 +152,33 @@ class HttpConnection(object):
log.debug(u'received: ' + data)
words = data.split(u' ')
html = None
mimetype = None
if words[0] == u'GET':
url = urlparse.urlparse(words[1])
params = self.load_params(url.query)
folders = url.path.split(u'/')
if folders[1] == u'':
html = self.serve_file(u'')
mimetype, html = self.serve_file(u'')
elif folders[1] == u'files':
html = self.serve_file(folders[2])
mimetype, html = self.serve_file(os.sep.join(folders[2:]))
elif folders[1] == u'send':
html = self.process_event(folders[2], params)
elif folders[1] == u'request':
if self.process_request(folders[2], params):
return
if html:
html = self.get_200_ok() + html + u'\n'
if mimetype:
self.send_200_ok(mimetype)
else:
html = self.get_404_not_found()
self.send_200_ok()
self.socket.write(html)
else:
self.send_404_not_found()
self.close()
def serve_file(self, filename):
"""
Send a file to the socket. For now, just .html files
Send a file to the socket. For now, just a subset of file types
and must be top level inside the html folder.
If subfolders requested return 404, easier for security for the present.
@ -184,12 +188,24 @@ class HttpConnection(object):
log.debug(u'serve file request %s' % filename)
if not filename:
filename = u'index.html'
if os.path.basename(filename) != filename:
path = os.path.normpath(os.path.join(self.parent.html_dir, filename))
if not path.startswith(self.parent.html_dir):
return None
(fileroot, ext) = os.path.splitext(filename)
if ext != u'.html':
return None
path = os.path.join(self.parent.html_dir, filename)
if ext == u'.html':
mimetype = u'text/html'
elif ext == u'.css':
mimetype = u'text/css'
elif ext == u'.js':
mimetype = u'application/x-javascript'
elif ext == u'.jpg':
mimetype = u'image/jpeg'
elif ext == u'.gif':
mimetype = u'image/gif'
elif ext == u'.png':
mimetype = u'image/png'
else:
return (None, None)
try:
f = open(path, u'rb')
except:
@ -198,12 +214,13 @@ class HttpConnection(object):
log.debug(u'Opened %s' % path)
html = f.read()
f.close()
return html
return (mimetype, html)
def load_params(self, query):
"""
Decode the query string parameters sent from the browser
"""
log.debug(u'loading params %s' % query)
params = urlparse.parse_qs(query)
if not params:
return None
@ -216,6 +233,7 @@ class HttpConnection(object):
Currently lets anything through. Later we should restrict and perform
basic parameter checking, otherwise rogue clients could crash openlp
"""
log.debug(u'Processing event %s' % event)
if params:
Receiver.send_message(event, params)
else:
@ -233,6 +251,7 @@ class HttpConnection(object):
is just waiting for slide change/song change activity. This can wait
longer (one minute)
"""
log.debug(u'Processing request %s' % event)
if not event.endswith(u'_request'):
return False
self.event = event
@ -258,36 +277,36 @@ class HttpConnection(object):
The recipient of a _request signal has sent data. Convert this to
json and return it to client
"""
log.debug(u'Processing response for %s' % self.event)
if not self.socket:
return
self.timer.stop()
html = json.dumps(data)
html = self.get_200_ok() + html + u'\n'
self.send_200_ok()
self.socket.write(html)
self.close()
def get_200_ok(self):
def send_200_ok(self, mimetype='text/html; charset="utf-8"'):
"""
Successful request. Send OK headers. Assume html for now.
"""
return u'HTTP/1.1 200 OK\r\n' + \
u'Content-Type: text/html; charset="utf-8"\r\n' + \
u'\r\n'
self.socket.write(u'HTTP/1.1 200 OK\r\n' + \
u'Content-Type: %s\r\n\r\n' % mimetype)
def get_404_not_found(self):
def send_404_not_found(self):
"""
Invalid url. Say so
"""
return u'HTTP/1.1 404 Not Found\r\n'+ \
self.socket.write(u'HTTP/1.1 404 Not Found\r\n'+ \
u'Content-Type: text/html; charset="utf-8"\r\n' + \
u'\r\n'
u'\r\n')
def get_408_timeout(self):
def send_408_timeout(self):
"""
A _request hasn't returned anything in the timeout period.
Return timeout
"""
return u'HTTP/1.1 408 Request Timeout\r\n'
self.socket.write(u'HTTP/1.1 408 Request Timeout\r\n')
def timeout(self):
"""
@ -295,8 +314,7 @@ class HttpConnection(object):
"""
if not self.socket:
return
html = self.get_408_timeout()
self.socket.write(html)
html = self.send_408_timeout()
self.close()
def disconnected(self):