Works well! Thanks. I think this is a good solution. However in English, it should read:
Please right click the image and choose "Save image as" Thanks! Dan On Tue, Feb 26, 2019 at 10:16 AM Maxim Solodovnik <solomax...@gmail.com> wrote: > https://om.alteametasoft.com:8443/next > is updated > You can check my proposal :) > > > On Tue, 26 Feb 2019 at 21:27, Daniel Ascher <aplusad...@aplustutoring.com> > wrote: > >> Please let us know when the demo-next version is available so we try it >> out as you suggested. Thanks Maxim! >> >> Dan >> >> On Tue, Feb 26, 2019 at 7:44 AM Maxim Solodovnik <solomax...@gmail.com> >> wrote: >> >>> @All, >>> >>> we need to agree on proper solution for this issue :) >>> >>> On Mon, 25 Feb 2019 at 21:05, Maxim Solodovnik <solomax...@gmail.com> >>> wrote: >>> >>>> Hello All, >>>> >>>> Here are some details >>>> >>>> by default Tomcat has limitation of 2Mb for post data [1] (maxPostSize) >>>> You can change this in OM 4.0.x by changing conf/jee-container.xml >>>> You need to add >>>> <property name="connectorProperties"> >>>> <map> >>>> <entry key="maxPostSize" >>>> value="40000000"/> >>>> </map> >>>> </property> >>>> to '<bean name="httpConnector" .........>' >>>> >>>> This should fix Huge PDF download >>>> >>>> >>>> According to PNG download: it can be done "by click" BUT >>>> It will only 100% work if it will be dobe "via server" i.e. >>>> 1) image will be prepared in client's browser >>>> 2) uploaded to server >>>> 3) then immediately downloaded >>>> This "server round trip" might be very expensive >>>> >>>> You can see how proposed pop-up dialog will look like [2] >>>> I can update demo-next with working prototype so you can try it :) >>>> >>>> >>>> [1] https://tomcat.apache.org/tomcat-9.0-doc/config/http.html >>>> [2] https://www.dropbox.com/s/r3pbftfvbp1fdj7/DownloadAsPng.png?dl=0 >>>> >>>> >>>> On Fri, 22 Feb 2019 at 01:46, Daniel Ascher < >>>> aplusad...@aplustutoring.com> wrote: >>>> >>>>> Okay. Thanks for letting me know. Dan >>>>> >>>>> On Thu, Feb 21, 2019 at 11:12 AM Maxim Solodovnik < >>>>> solomax...@gmail.com> wrote: >>>>> >>>>>> The quality will not suffer >>>>>> The image might be huge, but will be displayed as preview to consume >>>>>> reasonable area on the screen >>>>>> >>>>>> The reason to display this dialog is: somehow "just save" is silently >>>>>> fail in browser ..... >>>>>> >>>>>> On Thu, Feb 21, 2019, 22:58 Daniel Ascher < >>>>>> aplusad...@aplustutoring.com> wrote: >>>>>> >>>>>>> I think this means that the PNG will be a relatively lower quality >>>>>>> image than the PDF version. Is that correct? >>>>>>> >>>>>>> Also, is it possible to have a "Save" or "Download" button on the >>>>>>> preview box, rather than telling the user to right-click? >>>>>>> >>>>>>> Thanks. Dan >>>>>>> >>>>>>> On Thu, Feb 21, 2019 at 9:07 AM Maxim Solodovnik < >>>>>>> solomax...@gmail.com> wrote: >>>>>>> >>>>>>>> Thanks :)) >>>>>>>> >>>>>>>> Prepared image will have constant size something like 320x240, sort >>>>>>>> of preview :) >>>>>>>> >>>>>>>> On Thu, Feb 21, 2019, 20:00 Peter Dähn <da...@vcrp.de> wrote: >>>>>>>> >>>>>>>>> ok.. now I got it... sorry for that... >>>>>>>>> >>>>>>>>> The prepared scaled image has the dimension of the current client >>>>>>>>> view or the wb area? >>>>>>>>> >>>>>>>>> PS: much fun on your trip... >>>>>>>>> >>>>>>>>> Am 21.02.19 um 13:12 schrieb Maxim Solodovnik: >>>>>>>>> >>>>>>>>> Hello All, >>>>>>>>> >>>>>>>>> Am currently ooo (doing mountain skiing :) >>>>>>>>> Will try to answer in one email >>>>>>>>> >>>>>>>>> 1 save as pdf works, but for huge pdfs it requires jee*.xml tuning >>>>>>>>> >>>>>>>>> 2 right-click "save as" will not work on white-board. >>>>>>>>> As i wrote in initial email: >>>>>>>>> >>>>>>>>> when "Download as PNG" is clicked >>>>>>>>> 1) image is being prepared on the client >>>>>>>>> 2) small dialog with scaled image and text 'Please right click the >>>>>>>>> image and choose "Save as"' is displayed to the user >>>>>>>>> >>>>>>>>> >>>>>>>>> This is not yet implemented :) >>>>>>>>> >>>>>>>>> On Thu, Feb 21, 2019, 18:48 Peter Dähn <da...@vcrp.de> wrote: >>>>>>>>> >>>>>>>>>> "Save as" of smaller pics on wb also ends up with those empty >>>>>>>>>> pics. But right after draw on it, wb with pic will be saved (doesn't >>>>>>>>>> help >>>>>>>>>> with large pics). >>>>>>>>>> >>>>>>>>>> The download in the Files-tab works so far. >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> But both JPG and original saves a .jpg-file!? >>>>>>>>>> >>>>>>>>>> Greetings Peter >>>>>>>>>> >>>>>>>>>> Am 21.02.19 um 09:19 schrieb Peter Dähn: >>>>>>>>>> >>>>>>>>>> and save as ends up in an empty png... this doesn't work as fix... >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> Am 21.02.19 um 08:35 schrieb Peter Dähn: >>>>>>>>>> >>>>>>>>>> Hi there, >>>>>>>>>> >>>>>>>>>> Download as pdf doesn't work either... >>>>>>>>>> >>>>>>>>>> This one causes an error... >>>>>>>>>> >>>>>>>>>> ERROR 02-21 08:28:08.199 o.a.o.w.r.w.AbstractWbPanel:70 >>>>>>>>>> [0.0-5443-exec-8] - Unexpected error while processing wbAction >>>>>>>>>> java.lang.NullPointerException: Name is null >>>>>>>>>> at java.base/java.lang.Enum.valueOf(Enum.java:238) >>>>>>>>>> at >>>>>>>>>> org.apache.openmeetings.web.room.wb.WbAction.valueOf(WbAction.java:21) >>>>>>>>>> at >>>>>>>>>> org.apache.openmeetings.web.room.wb.AbstractWbPanel$1.respond(AbstractWbPanel.java:65) >>>>>>>>>> at >>>>>>>>>> org.apache.wicket.ajax.AbstractDefaultAjaxBehavior.onRequest(AbstractDefaultAjaxBehavior.java:598) >>>>>>>>>> at >>>>>>>>>> org.apache.wicket.core.request.handler.ListenerRequestHandler.internalInvoke(ListenerRequestHandler.java:306) >>>>>>>>>> at >>>>>>>>>> org.apache.wicket.core.request.handler.ListenerRequestHandler.invoke(ListenerRequestHandler.java:280) >>>>>>>>>> at >>>>>>>>>> org.apache.wicket.core.request.handler.ListenerRequestHandler.invokeListener(ListenerRequestHandler.java:222) >>>>>>>>>> at >>>>>>>>>> org.apache.wicket.core.request.handler.ListenerRequestHandler.respond(ListenerRequestHandler.java:208) >>>>>>>>>> at >>>>>>>>>> org.apache.wicket.request.cycle.RequestCycle$HandlerExecutor.respond(RequestCycle.java:914) >>>>>>>>>> at >>>>>>>>>> org.apache.wicket.request.RequestHandlerExecutor.execute(RequestHandlerExecutor.java:65) >>>>>>>>>> at >>>>>>>>>> org.apache.wicket.request.cycle.RequestCycle.execute(RequestCycle.java:282) >>>>>>>>>> at >>>>>>>>>> org.apache.wicket.request.cycle.RequestCycle.processRequest(RequestCycle.java:253) >>>>>>>>>> at >>>>>>>>>> org.apache.wicket.request.cycle.RequestCycle.processRequestAndDetach(RequestCycle.java:221) >>>>>>>>>> at >>>>>>>>>> org.apache.wicket.protocol.ws.AbstractUpgradeFilter.processRequestCycle(AbstractUpgradeFilter.java:70) >>>>>>>>>> at >>>>>>>>>> org.apache.wicket.protocol.http.WicketFilter.processRequest(WicketFilter.java:206) >>>>>>>>>> at >>>>>>>>>> org.apache.wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:299) >>>>>>>>>> at >>>>>>>>>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) >>>>>>>>>> at >>>>>>>>>> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) >>>>>>>>>> at >>>>>>>>>> org.red5.logging.LoggerContextFilter.doFilter(LoggerContextFilter.java:84) >>>>>>>>>> at >>>>>>>>>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) >>>>>>>>>> at >>>>>>>>>> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) >>>>>>>>>> at >>>>>>>>>> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:200) >>>>>>>>>> at >>>>>>>>>> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96) >>>>>>>>>> at >>>>>>>>>> org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:607) >>>>>>>>>> at >>>>>>>>>> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139) >>>>>>>>>> at >>>>>>>>>> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92) >>>>>>>>>> at >>>>>>>>>> org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:668) >>>>>>>>>> at >>>>>>>>>> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74) >>>>>>>>>> at >>>>>>>>>> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343) >>>>>>>>>> at >>>>>>>>>> org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:408) >>>>>>>>>> at >>>>>>>>>> org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66) >>>>>>>>>> at >>>>>>>>>> org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:834) >>>>>>>>>> at >>>>>>>>>> org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1415) >>>>>>>>>> at >>>>>>>>>> org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49) >>>>>>>>>> at >>>>>>>>>> java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) >>>>>>>>>> at >>>>>>>>>> java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) >>>>>>>>>> at >>>>>>>>>> org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) >>>>>>>>>> at java.base/java.lang.Thread.run(Thread.java:834) >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> In general I think simply point to the "Save as" dialog isn't >>>>>>>>>> very handy. >>>>>>>>>> >>>>>>>>>> Greetings Peter >>>>>>>>>> >>>>>>>>>> Am 21.02.19 um 06:24 schrieb Stefan Kühl: >>>>>>>>>> >>>>>>>>>> Morning ;-) >>>>>>>>>> >>>>>>>>>> Great, that should work fine. >>>>>>>>>> >>>>>>>>>> Greetz >>>>>>>>>> >>>>>>>>>> Stefan >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> Am 21.02.2019 05:31, schrieb Maxim Solodovnik: >>>>>>>>>> >>>>>>>>>> Hello All, >>>>>>>>>> >>>>>>>>>> Recently Daniel Asher find out download whiteboard as png is not >>>>>>>>>> working for huge white board >>>>>>>>>> (10MB is huge :)) [1 >>>>>>>>>> <https://issues.apache.org/jira/browse/OPENMEETINGS-2018>] >>>>>>>>>> >>>>>>>>>> This seems to be sort of browser limitation, there is no error or >>>>>>>>>> whatever, download just silently fail for big white boards >>>>>>>>>> >>>>>>>>>> What I propose is to change the behavior of 'Download as PNG' as >>>>>>>>>> follows: >>>>>>>>>> when "Download as PNG" is clicked >>>>>>>>>> 1) image is being prepared on the client >>>>>>>>>> 2) small dialog with scaled image and text 'Please right click the >>>>>>>>>> image and choose "Save as"' is displayed to the user >>>>>>>>>> >>>>>>>>>> WDYT? >>>>>>>>>> >>>>>>>>>> [1] https://issues.apache.org/jira/browse/OPENMEETINGS-2018 >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>> >>>>>>> >>>>>>> -- >>>>>>> Daniel Ascher, M.Ed. >>>>>>> President >>>>>>> A+ Test Prep and Tutoring >>>>>>> "Creating Bright Futures" >>>>>>> >>>>>>> 505 York Road, Suite 6 >>>>>>> Jenkintown, PA 19046 >>>>>>> Office: 215.886.9188 >>>>>>> Direct: 267.242.9640 >>>>>>> Click here to schedule a phone call with me. >>>>>>> <https://www.aplustutoring.com/meetings/aplusadmin/phone-call> >>>>>>> Sign Up for A+ News and Test Prep Tips! >>>>>>> <https://www.aplustutoring.com/educational-blog-articles-subscription> >>>>>>> <http://aplustutoring.com> >>>>>>> >>>>>> >>>>> >>>>> -- >>>>> Daniel Ascher, M.Ed. >>>>> President >>>>> A+ Test Prep and Tutoring >>>>> "Creating Bright Futures" >>>>> >>>>> 505 York Road, Suite 6 >>>>> Jenkintown, PA 19046 >>>>> Office: 215.886.9188 >>>>> Direct: 267.242.9640 >>>>> Click here to schedule a phone call with me. >>>>> <https://www.aplustutoring.com/meetings/aplusadmin/phone-call> >>>>> Sign Up for A+ News and Test Prep Tips! >>>>> <https://www.aplustutoring.com/educational-blog-articles-subscription> >>>>> <http://aplustutoring.com> >>>>> >>>> >>>> >>>> -- >>>> WBR >>>> Maxim aka solomax >>>> >>> >>> >>> -- >>> WBR >>> Maxim aka solomax >>> >> >> >> -- >> Daniel Ascher, M.Ed. >> President >> A+ Test Prep and Tutoring >> "Creating Bright Futures" >> >> 505 York Road, Suite 6 >> Jenkintown, PA 19046 >> Office: 215.886.9188 >> Direct: 267.242.9640 >> Click here to schedule a phone call with me. >> <https://www.aplustutoring.com/meetings/aplusadmin/phone-call> >> Sign Up for A+ News and Test Prep Tips! >> <https://www.aplustutoring.com/educational-blog-articles-subscription> >> <http://aplustutoring.com> >> > > > -- > WBR > Maxim aka solomax > -- Daniel Ascher, M.Ed. President A+ Test Prep and Tutoring "Creating Bright Futures" 505 York Road, Suite 6 Jenkintown, PA 19046 Office: 215.886.9188 Direct: 267.242.9640 Click here to schedule a phone call with me. <https://www.aplustutoring.com/meetings/aplusadmin/phone-call> Sign Up for A+ News and Test Prep Tips! <https://www.aplustutoring.com/educational-blog-articles-subscription> <http://aplustutoring.com>
