Tried this without any result:
var iframe = document.createElement("IFRAME");
iframe.style.visibility = "hidden";
iframe.style.position = "absolute";
document.body.appendChild(iframe);
iframe.docShell.allowJavascript = false;
iframe.docShell.allowAuth = false;
iframe.docShell.allowPlugins = false;
iframe.docShell.allowMetaRedirects = false;
iframe.docShell.allowSubframes = false;
iframe.docShell.allowImages = false;With the error: Error: iframe.docShell has no properties Any hints? Foreningen Selvet - Jesper Staun Hansen wrote: > Cant seem to find documentation on that? > > [EMAIL PROTECTED] wrote: > >> Take a look at how Myk did it with microsummaries: >> http://mxr.mozilla.org/seamonkey/source/browser/components/microsummaries/src/nsMicrosummaryService.js#2089 >> XHR isn't used, but the iframe trick is used with lots of subtleties; >> e.g. turning off javascript and images in the iframe (to reduce >> network traffic), preventing about:blank from loading in the iframe, etc. >> >> ----- Original Message ---- >> From: Foreningen Selvet - Jesper Staun Hansen <[EMAIL PROTECTED]> >> To: Mozdev Project Owners List <project_owners@mozdev.org> >> Sent: Friday, August 10, 2007 1:56:28 PM >> Subject: Re: [Project_owners] evaluate html document by XMLHttpRequest >> >> Discard from this question. >> I found the solution! Yay! >> >> Foreningen Selvet - Jesper Staun Hansen wrote: >> >>> I am getting really impatient about this problem as I cant seem to >>> >> solve >> >>> it :O! >>> Does anyone have a complete script I can look at using Greasymonkeys >>> version of the XMLHttpRequest downloader "and put it in a iframe and >>> evaluate it" script. >>> >>> I'm running out of ideas here. >>> >>> >>> Greets. >>> >>> Tommi Rautava wrote: >>> >>> >>>> The DOMContentLoaded event is sent after close(), so it should be >>>> enough if the listener is added just before >>>> iframe.contentDocument.close(). >>>> >>>> 2007/8/8, [EMAIL PROTECTED] <[EMAIL PROTECTED]>: >>>> >>>> >>>> >>>>> Interesting. The only comment I'll make is you should add >>>>> iframe.contentDocument.addEventListener() *before* writing >>>>> the responseText into the IFRAME otherwise, under race conditions, >>>>> >> I could >> >>>>> see you missing the DOMContentLoaded event. >>>>> >>>>> >>>>> >>>>> ----- Original Message ---- >>>>> From: Foreningen Selvet - Jesper Staun Hansen <[EMAIL PROTECTED]> >>>>> To: Mozdev Project Owners List <project_owners@mozdev.org> >>>>> Sent: Wednesday, August 8, 2007 7:21:47 AM >>>>> Subject: Re: [Project_owners] evaluate html document by XMLHttpRequest >>>>> >>>>> So, the trick here would be to throw all of the code into iframe and >>>>> define it as text/html and then parse it? >>>>> Guess I think I got it right. >>>>> >>>>> >>>>> Tommi Rautava wrote: >>>>> >>>>> >>>>> >>>>>> The problem is that you cannot parse HTML with XML parser. I >>>>>> >> struggled >> >>>>>> with the same problem some time ago and the best solution I have >>>>>> >> found >> >>>>>> so far is the HTML parser example made by Aaron Boodman (the original >>>>>> author of Greasemonkey): >>>>>> http://youngpup.net/userscripts/htmlparserexample.user.js >>>>>> >>>>>> br, Tom >>>>>> >>>>>> 2007/8/7, Foreningen Selvet - Jesper Staun Hansen <[EMAIL PROTECTED]>: >>>>>> >>>>>> >>>>>> >>>>>> >>>>>>> Hello. >>>>>>> >>>>>>> >>>>>>> I am having some trouble using element.evaluate(properties) with >>>>>>> documents fetched with XMLHttpRequest, so I am looking for a >>>>>>> >> method to >> >>>>>>> do the same as this: >>>>>>> >>>>>>> //***** >>>>>>> var roundinfo = { >>>>>>> runde : "56", >>>>>>> heroesid : null, >>>>>>> heroesnick : null >>>>>>> } >>>>>>> >>>>>>> var path = '//table/tbody/tr/td'; >>>>>>> var obj = document.evaluate(path,document,null, >>>>>>> XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, >>>>>>> >>>>>>> >>>>>>> >>>>> null); >>>>> >>>>> >>>>> >>>>>>> for (var k = 0; k < obj.snapshotLength; k++) { >>>>>>> obj2 = obj.snapshotItem(k).parentNode; >>>>>>> var nodes = obj2.childNodes; >>>>>>> >>>>>>> dump("Found keys: "+nodes.length+"\n"); >>>>>>> var menu = >>>>>>> >>>>>>> >>>>>>> >>>>> nodes[0].textContent.trim().split("#"); >>>>> >>>>> >>>>> >>>>>>> roundinfo.heroesnick = menu[0].trim(); >>>>>>> roundinfo.heroesid = menu[1].trim(); >>>>>>> dump("Nick is: "+roundinfo.heroesnick+"\n"); >>>>>>> dump("ID is: "+roundinfo.heroesid+"\n\n"); >>>>>>> } >>>>>>> //***** >>>>>>> >>>>>>> And the document contains this: >>>>>>> >>>>>>> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> >>>>>>> <html> >>>>>>> <head> >>>>>>> <title></title> >>>>>>> </head> >>>>>>> <body> >>>>>>> <table> >>>>>>> <tr> >>>>>>> <td colspan="3"><font face="arial" size="1" >>>>>>> >>>>>>> >>>>>>> >>>>> color="DarkTurquoise">Axe Decapitators #130303</font></td> >>>>> >>>>> >>>>> >>>>>>> </tr> >>>>>>> >>>>>>> >>>>>>> </table> >>>>>>> </body> >>>>>>> </html> >>>>>>> >>>>>>> And the dump would be >>>>>>> >>>>>>> Nick is: Axe Decapitators >>>>>>> ID is: 130303 >>>>>>> >>>>>>> And I tried some things to make it with XMLHttpRequest: >>>>>>> //******* Attemp: >>>>>>> var req = new XMLHttpRequest(); >>>>>>> req.overrideMimeType('text/html'); >>>>>>> req.open('GET', >>>>>>> 'http://www.URL_TO_FETCH_CONTAINING_THE_ABOVE_CODE.dk', >>>>>>> >>>>>>> >>>>>>> >>>>> true); >>>>> >>>>> >>>>> >>>>>>> req.onreadystatechange = function () { >>>>>>> if (req.readyState == 4) { >>>>>>> if(req.status != 404) { >>>>>>> var path = '//table/tbody/tr/td/font'; >>>>>>> var domParser = new DOMParser(); >>>>>>> var dom = >>>>>>> >> domParser.parseFromString(req.responseText, >> >>>>>>> "text/xml").documentElement; >>>>>>> >>>>>>> var obj = >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>> dom.evaluate(path,dom,null,XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, >>>>> null); >>>>> >>>>> >>>>> >>>>>>> for (var k = 0; k < obj.snapshotLength; k++) { >>>>>>> obj2 = obj.snapshotItem(k).parentNode; >>>>>>> var nodes = obj2.childNodes; >>>>>>> >>>>>>> dump("Found keys: "+nodes.length+"\n"); >>>>>>> var menu = >>>>>>> >>>>>>> >>>>>>> >>>>> nodes[0].textContent.trim().split("#"); >>>>> >>>>> >>>>> >>>>>>> roundinfo.heroesnick = menu[0].trim(); >>>>>>> roundinfo.heroesid = menu[1].trim(); >>>>>>> dump("Nick is: "+roundinfo.heroesnick+"\n"); >>>>>>> dump("ID is: "+roundinfo.heroesid+"\n\n"); >>>>>>> } >>>>>>> } >>>>>>> else >>>>>>> dump("Error loading page with status"+ reg.status >>>>>>> >>>>>>> >>>>>>> >>>>> +"\n"); >>>>> >>>>> >>>>> >>>>>>> } >>>>>>> }; >>>>>>> req.send(null); >>>>>>> >>>>>>> >>>>>>> But this only results in this: >>>>>>> Error: syntax error >>>>>>> Source File: chrome://browser/content/browser.xul >>>>>>> Line: 1, Column: 62 >>>>>>> Source Code: >>>>>>> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 >>>>>>> >>>>>>> >>>>>>> >>>>>>> >> Transitional//EN">-------------------------------------------------------------^ >> >>>>> >>>>> >>>>> >>>>>>> Any tips on how to do this "right"? >>>>>>> >>>>>>> >>>>>>> >>>>>>> My regards. >>>>>>> >>>>>>> _______________________________________________ >>>>>>> Project_owners mailing list >>>>>>> Project_owners@mozdev.org >>>>>>> http://mozdev.org/mailman/listinfo/project_owners >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>> _______________________________________________ >>>>>> Project_owners mailing list >>>>>> Project_owners@mozdev.org >>>>>> http://mozdev.org/mailman/listinfo/project_owners >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>> _______________________________________________ >>>>> Project_owners mailing list >>>>> Project_owners@mozdev.org >>>>> http://mozdev.org/mailman/listinfo/project_owners >>>>> >>>>> >>>>> _______________________________________________ >>>>> Project_owners mailing list >>>>> Project_owners@mozdev.org >>>>> http://mozdev.org/mailman/listinfo/project_owners >>>>> >>>>> >>>>> >>>>> >>>>> >>>> _______________________________________________ >>>> Project_owners mailing list >>>> Project_owners@mozdev.org >>>> http://mozdev.org/mailman/listinfo/project_owners >>>> >>>> >>>> >>>> >>>> >>> _______________________________________________ >>> Project_owners mailing list >>> Project_owners@mozdev.org >>> http://mozdev.org/mailman/listinfo/project_owners >>> >>> >>> >>> >> _______________________________________________ >> Project_owners mailing list >> Project_owners@mozdev.org >> http://mozdev.org/mailman/listinfo/project_owners >> >> ------------------------------------------------------------------------ >> >> _______________________________________________ >> Project_owners mailing list >> Project_owners@mozdev.org >> http://mozdev.org/mailman/listinfo/project_owners >> >> > > > _______________________________________________ > Project_owners mailing list > Project_owners@mozdev.org > http://mozdev.org/mailman/listinfo/project_owners > > > _______________________________________________ Project_owners mailing list Project_owners@mozdev.org http://mozdev.org/mailman/listinfo/project_owners
