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Remotes: support more filetypes and subfolders for web 

presentation_hide signal support

bzr-revno: 811
This commit is contained in:
Jonathan Corwin 2010-05-05 19:29:08 +01:00
parent 108d3244c9 4f8d058928
commit 3f569d428d
5 changed files with 80 additions and 29 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

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>

68
openlp/plugins/remotes/lib/httpserver.py
View File

@ -152,44 +152,60 @@ 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:
self.send_200_ok()
self.socket.write(html)
else:
html = self.get_404_not_found()
self.socket.write(html)
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.
Ultimately for i18n, this could first look for xx/file.html before
falling back to file.html... where xx is the language, e.g. 'en'
"""
log.debug(u'serve file request %s' % filename)
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):