In Page.py you should replace the line
return 'color=black bgcolor=white'
with
return 'text=black bgcolor=white'
There is no color attribute in the body tag.
Gtx
---
Christoph Zwerschke
Zentrale Universitaetsverwaltung Heidelberg Abt. 3.1-IuK
.
Note that you have to write self.db inside the class to refer to the db
object, instead of db only. All subclasses of sitePage will inherit the db
object automatically.
Christoph Zwerschke
Universität Heidelberg
---
This sf.net email
I think the main problem is that you only measure the overhead Webware
surely has to create and provide all the various objects belonging to a
Webware transaction. The interesting thing would be to measure the
difference if you do some real stuff with your servlet. I guess this
overhead will soon
Is possible to use only .pyc files in WebKit?
Yes, you can use only .pyc or only .pyo files. Please be aware however, that
this gives you no real security in protecting your source. It is very easy
to decompile python sources. (Only the comments should be stripped away, and
in the case of pyo,
submitted
# replace:
elif num1:
# with:
elif num3:
Gtx
Christoph Zwerschke
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I also think that a new release is badly needed, and I would support the
approach suggested by Matt. I am using webware as a software framework for a
commercial software solution. Unfortunately, I have not much manpower to
offer, since I am the only programmer in my company and thus have enough
Hector Molina schrieb:
How do I configure Apache and/or Webware to work togheter taking
advantage of HTTPS?
This is an Apache issue that has nothing to do with Webware. You have to
set up Apache so that it uses SSL (mod_ssl), by making the appropriate
changes in the httpd.conf file. There
There's another point that confuses me as well: Do you recommend me
to place my servlets under the htdocs hierarchy or to keep them away
from there?
You should place the servlets in the Contexts subdirectory that is
created by the MakeAppWorkDir script, see:
Hi Ibrahim,
since cx_Oracle is DB API compliant, it should work with DBPool.py.
The problem in your code is that you instantiate DBPool for every
connection you want to make. You should only intantiate it once:
import cx_Oracle
from MiscUtils.DBPool import DBPool
dbPool = DBPool(cx_Oracle,
Ibrahim HIDIR wrote:
thanks for help, it looks like working, but in fact i don't use
servlet, and i have different users and passwords and databases
(oracle, mysql, mssql, pgsql) i need to connect all of them same time
with different users and pass , so if there is no session in my page,
i
The Webware Wiki is currently in a very desolate state due to some
Chinese Wiki spammers.
Some users have tried to remove the spam manually, but that seems to be
even more difficult than Sysiphus' task.
I would help if some trusted users would be given the possibility to
delete the spammers'
Gregor Horvath wrote:
Do you have a explanantion for that? Are my benchmarks wrong, or is it
just the thruth that under this circumstances cgi is as fast as webware.
You seem to be using the Python CGI adapter with Webware. Under this
circumstances, you will really see no difference.
CGI
Eduardo Elgueta wrote:
The reportlab/pdf solution doesn't seem quite easy to implement, just as
I thought. Besides, I see a lot of trouble ahead
downloading/compiling/configuring/learning reportlab and a bunch of
other support libraries.
Just to make this clear again, ReportLab is really not
Eduardo Elgueta wrote:
I think it's to much work switching from a flow display (html) to a
position based display (reportlab). I'm probably wrong on this, but
that's what I saw in the documentation.
The high level interface (Platypus) is actually not position based, but
based on Flowables.
Leith Parkin schrieb:
There is also the apache FOP project, however its java based and may
not be what your after.
http://xmlgraphics.apache.org/fop/
As an interesting side node, FOP has been Python based for a while:
http://wdvl.internet.com/Internet/Future/fop.html
For a comparison
[EMAIL PROTECTED] wrote:
when i tried to run webware (after running install.py again)
I received an error that in application.py at line 125 I could not do
float - none. It appears to me that the Profiles.starttime is not
being set and so it defaults to none.
Thanks for mentioning the
Ok, I've fixed that already. Just check out from SVN and it should work
again. I still recommend using the new Launch script.
-- Christoph
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Hi Jose,
thanks for the feedback.
I resynched with the svn and built a new working dir as advised. When i
look at it i see that NTService.py is no longer there and is replaced
with AppServerService.py.
Yes I made that change because I think it is more clear: The script is
running AppServer
NTService.py is no longer there and is replaced
with AppServerService.py.
Yes I made that change because I think it is more clear: The script is
running AppServer as a NT/2K/XP/2003 service.
Actually, before there had been two names:
It was called ThreadedAppServerService in the WebKit
Jose Galvez wrote:
To restore the NTService.py behavior I had to make some changes to the
new AppServerService.py that gets put into the working dir. Here is a
copy of my AppServerService.py for my context. Note I had to add back
the workDir Option otherwise it would point to the webware
[EMAIL PROTECTED] wrote:
I'm on windows and I like to turn autoreload on when I'm
developing (I leave it off during production) so i would from the
command line run
Appserver.bat --AppServer.AutoReload=1
I haven't looked into it yet but I'm pretty sure it's because the new
Launch.py
In supporting this form:
Appserver.bat AppServer.AutoReload=1
it should be easy to strip '--' off the name in the event that the
user passed this:
Appserver.bat --AppServer.AutoReload=1
and then we'll be compatible with prior versions of Webware.
Just saw this feature was already mentioned in
[EMAIL PROTECTED] wrote:
... so i would from the command line run
Appserver.bat --AppServer.AutoReload=1
Hm, are you sure that ever worked?
Because I just noticed Windows/DOS splits the parameters given to
AppServer.bat like this:
%1 = --AppServer.AutoReload
%2 = 1
Then, AppServer.bat
... just noticed Windows/DOS splits the parameters given to
AppServer.bat like this:
%1 = --AppServer.AutoReload
%2 = 1
I think I already have a solution for this problem.
Instead of calling Launch.py like this:
Launch.py ThreadedAppServer %1 %2 %3 %4 %5 %6 %7 %8 %9
you can write
Launch.py
you can write
Launch.py ThreadedAppServer %*
which leaves equals signs intact.
Just checked it out, works nice, the equals sign is left intact.
*BUT*: The AppServer.bat script uses the shift command to remove the
Python options from the arguments. And under Windows (unlike Unix)
shift has no
Jose Galvez wrote:
For windows rather then using a bat file to start the
appserver how about using an executable?
I would not like to resort to making AppServer.bat a binary file just
because of that small problem. Actually, you don't even need the
AppServer.bat file in a productive
I'm looking at using Cheetah/Webware for a web application and am having
some difficulty with Cheetah.
...
It works fine but my issue is that if I change/re-compile the Cheetah
Template View1, nothing changes. I'll only see the changes if I
restart the app server (not my preference)
Did
This weekend I worked on the KidKit plug-in for Webware created by
Winston Wolff. I added some major improvements and adapted it to the
latest Kid version. The plug-in now supports caching (configurable, in
two variants), and you can change the servlet class and the hook where
Webware inserts
Any changes to rc1? M.
Sorry, forgot to mention. There were only some minor corrections not
really worth mentioning.
-- Chris
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Mike Baranski wrote:
So, could someone point me to the right docs for this.
Did you have a look at the WebKit doco?
http://www.w4py.org/WebKit/Docs/
Particularly:
http://www.w4py.org/WebKit/Docs/Tutorial.html
http://www.w4py.org/WebKit/Docs/ApplicationDevelopment.html
I don't understand how
Mike Baranski wrote:
Is there another way to make changes show up right away?
If not, how do you do your code/test/release cycle?
You can set AutoReload=True in AppServer.config, see
http://w4py.org/WebKit/Docs/Configuration.html#appserver-config
This reloads the application server
Hi Frank,
somehow I cannot get the setting for KidOutputMethod to work with
Webware 0.9.
I've just had a look at it and you're right - this is a bug.
I also managed to get nice, lowercase xhtml by changing class
KidServletFactory's __init__ to explicitely use the global
defaultOutput:
Frank Barknecht schrieb:
I think, I have a bug in my kid-template somewhere. The included
examples now all function correctly and render in the format that was
set in Application.config.
I have checked in the fix; it will be included in the next version. By
the way, you can also set the
maram wrote:
When the user press the key enter, submit the form...
how i can impede those? or asign to the key ENTER the key TAB?
Some ad hoc ideas: On the browser side, you can use Javascript to catch
onKeyDown or onKeyPress. I think by returning false you can also
suppress keys. On the
Gary Perez wrote:
Check the lines:
'ExtensionsToIgnore':
'ExtensionsToServe':
'UseCascadingExtensions':
'ExtensionCascadeOrder':
Not tested by me, but that might fix it?
That definitely works.
You can even serve .pyo instead of .pyc
(set PYTHONOPTS=-O in the
Hank Freeman wrote:
Yes, this is regarding access to the admin pages. Yes, they work from
the built-in HTTP server. Webware sessions and the other pages
displayed from the provided Main.py also work. I also just tested this
from IE, and the authentication works from Internet Explorer
Is there a way to get Webware to log or disclose mor information on the
authentication dialog from the application server side? I'd like to
find out if the password is actually getting there, and what the data is
when it does.
The easiest way is to add print statements, see
Geoffrey Talvola wrote:
I think the original reason for loginid was: suppose someone logs in, then
leaves their browser open for a while. Their session expires. Now suppose
someone else comes up to the browser, uses the Back button to go back to the
login screen, and then presses Forward to
marcelo ametller wrote:
I have a servlet, with a form, a button with label generate.
When the user press the button, de action run a function, it generate
a pdf (reportlab).
When the pdf have 200 items, that's ok. But when the pdf have 6000
items, the appserver crash. The dmesg inform that there
marcelo ametller wrote:
it only crash after some time... the time for generate de pdf is 20min.
That's way too long. If it really must take so long, you should spawn a
separate process to create the pdf. Your webserver will probably quit
the connection with timeout anyway.
What do you get
Marcelo Ametller wrote:
yes: from cStringIO import StringIO
I suppose that use the memory of the servidor?
Yes, it provides a kind of memory file for Reportlab to write to instead
a real file on the harddisk. In this case, it would not make much
difference, but if you serve many small PDFs
Marcelo Ametller wrote:
I have a servlet with form and a button label “import”
the action for the 'button' is a function that takes a file .txt and
enters it, into a postgresql/table.
I need that this function goes off from the button, at the browser, but
as it consumes many resources
Marcelo Ametller wrote:
where encounter made administrative applications of management with
webware, webkit, python ?
Did you have a look at the examples provided with Webware, particularly
the Admin section? From there you can do mostly everything. You should
also make yourself aquainted
John Dickinson wrote:
Where is the best, or recommended, place to call addShutDownHandler()?
I think the __init__.py file of the context would be appropriate.
-- Christoph
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Robert Forkel wrote:
i've put together a small example app implementing a suggest-feature
which may be put into webkit's Examples context.
Thanks for the wonderful contribution. I made some cosmetical
improvements and checked it in to the Examples context so it will be
included in version
Ian Bicking wrote:
One thing that's been discussed is simply dropping the ihooks part --
polling sys.modules for changed modules works without any tricks.
(Of course, you can also turn off installing of zip files, and install
the unpacked egg -- this gives you better tracebacks, for instance)
Ian Bicking wrote:
In theory it should work; loading from zips is implemented with ihooks.
But it requires that any added ihook defer to existing ihooks, and if
it is doing file lookup it needs to use the PEP-specified technique.
Are you refering to PEP 302? As far as I understand, importing
Reading the webware doc and website, I found nothing to take care about
external connections handling.
Do I have to manage my own opened connections pool which is accessed by
all threads concurrently?
Should there be a connection per thread?
Is there a Thread instance, so I can store a
It may also depend on what database you are using. With MySQL, I have not seen
any speed-up when using a pool, so I've done away with it and just create a new
connection each time.
Even more, it depends on which type of queries you are using. Read-only,
read-write, transactions composed of
Michael Trisko wrote:
With Webware 0.8.1 we've been using /var/run/$APP_NAME.pid to store
the pid files, so I decided to continue with that convention with 0.9.
However, when I do a restart, it works the first time but fails after
that. The pidfile in the /var/run location is not there ...
It really appears to be a timing issue--the restart section of the
script just does a stop and a start, but if you do those two things
independently, or with a sleep 1 in the middle, the issue goes away.
I think now I understand what happens (I'm not on RedHat, so I would
have probably
Juha Tuomala wrote:
For me it looks that the whole makefile
doesn't handle .so file, why is that?
The .so file is created by apxs when you do a make install.
I figured this out. Actually, it's created during build, but
for some wierd reason below .libs/mod_webkit.so. So copying
it from there
Yep, it would work if the axps would have not been written so
that you cannot define installation root for the stuff you're
installing.
I think it is possible if you write something like
apxs2 -i -S LIBEXECDIR=... -n webkit mod_webkit.la
-- Christoph
John Dickinson wrote:
I've got a new implementation that solves both of these problems, but I
can't seen to get in to the wiki to post it.
Thanks a lot. I have already checked it in to the SVN repository.
BTW, I have restarted the Wiki and let it use the current Webware 0.9.
Should be better
sophana wrote:
I agree with you that webware is not designed for doing this kind of stuff.
If you want to do long running queries, I suggest that you bypass apache
and webware, and implement a separate dedicated (python) server that
supports these very long running queries, without the timeout
John Dickinson wrote:
Instead of turning the polling off, would setting the client polling
interval to some big number be good enough? I added an
ajax_clientPollingInterval to AjaxPage so that a child page can easily
set the polling interval (long if it doesn't need it, short if it does).
I have now incorporated your ajax_clientPollingInterval() to AjaxPage as
well and separated the responseTimeout parameter from the clientPolling
flag. Adding some more docstrings and splitting the Javascript in two
parts now makes the whole thing much better understandable.
-- Christoph
bob smith wrote:
I had the same error with OSX 10.3 and Apache 2.2.0. The fix was to add
the fourth parameter required by deleting lines 214 216:
if ((rv = apr_socket_create(aprsock, AF_INET, SOCK_STREAM,
#if (APR_MAJOR_VERSION 0)
APR_PROTO_TCP,
#endif
I'd like to know why
Ben Parker wrote:
Christoph Zwerschke wrote:
I'd like to know why APR_MAJOR_VERSION was not set. Actually it should
be set in apr_version.h which is included by mod_webkit.c.
APR_MAJOR VERSION is indeed set in apr_version.h, but that is not
included by the version of mod_webkit2/mod_webkit.c
John Dickinson wrote:
I have also updated the wiki with similar changes (splitting the
javascript, allowing polling to be disabled and stopped once it is
going). It's probably slightly different than your changes in svn, so we
should probably figure out which is better suited to the necessary
As promised, I have cut a new beta release. It contains all bug fixes
and enhancements made after version 0.9 so far, plus a couple of other
improvements and bugfixes I made this weekend.
Particularly, ImportSpy now uses new import hooks instead of ihooks (if
available) and can be disabled
As announced on the list, I have released Webware 0.9.1 final today.
Thanks for the suggestions, feedback and encouragement.
-- Christoph
---
Using Tomcat but need to do more? Need to support web services, security?
Get stuff done quickly
Mark Phillips wrote:
I have rolled back to python 2.3.4, since Fedora Core 2 doesn't support
python 2.4.x. I ran my test suite. I am getting the following error.
This occurs once in a batch of requests, at about item 40 out of 100.
I'd like to figure out what's going wrong there. Can I have
Ben Parker wrote:
The notes in urlDecode indicate it will raise this type of exception,
but I don't see why it needs to. Any reason why urlDecode should not
handle that exception and treat % like any other character if the two
characters following it are not valid hexadecimal?
I agree that
John Dickinson wrote:
I see it in self.response().fields(), it has gone through a little
tweaking. One of the values sent in the xml contains amp;, but when
I see it, that string has been replace with . It's as if the data has
been passed through htmlDecode().
I don't think this Webware
Oliver Bock wrote:
I am having problems using the webkit script from my working directory
to start AppServer when my machine starts. The trouble seems to be that
webkit loads its old process ID in $PID_FILE, then finds that that
particular PID already exists (there are lots of low-numbered
Oliver Bock wrote:
Unfortunately OS X does not include /proc and therefore FreeBSD probably
doesn't either. My impression is that /proc is a relatively recent
innovation.
I did not know this about OS X. Actually, the procfs is not something
new. FreeBSD has it, too (maybe a bit different
Nader Emami wrote:
I am a newcomer to WebWare and I would like to learn this framework. Is
a book about this somewhere? It would
be better for me to have a book to practice some example.
I don't think there is a book on Webware, but there is a bunch of
helpful documentation around anyway.
The
Oliver Bock wrote:
While your suggestion gets rid of the extra exception in the error
report, it doesn't solve the problem, which is that forwarding a servlet
fails to forward the call to writeExceptionReport(). (Your above
solution fixes my problem; I'm continuing this thread solely to
Hi Simon,
Over the last couple of weeks I have put together a XUL (firefox
application) framework for serving pages out of webware. This has worked
better than expected.
I thought it would be a good idea at this juncture to pass my work into
the Webware community as Remote XUL
In preparation of a new Webware bugfix release, this weekend I have been
processing the Sourceforge bug tracker and implemented some very old
bugfixes and patches, and closed outdated issues. If you have other
changes that shall go to the next release, let me know.
-- Christoph
For a few days now, when I try to access the wiki
(http://wiki.w4py.org/), I get an Error (Internal Server Error).
Restarted the webware processes. Should be working again.
-- Chris
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Jeremy Kaplan wrote:
... during this process we've discovered that a request that
runs excessively long is resubmitted every 5 minutes until it
completes. Is this Webware behavior? If so, is there some way to
configure Webware so as not to automatically resubmit these requests
every 5
Is webware still being developed, I read about someone applying
patches to source but KidKit was tested until kid 0.9.1 and kid is now
on 0.9.3.
Webware is a pretty mature framework, so development has slowed down,
but it is still maintained and enhanced. I see this sort of stableness
Pedro Algarvio wrote:
Now, have I missed a recepie on wiki that already takes care of this?
Did you already look here?
http://www.kid-templating.org/trac/wiki/KidRecipes
Kid templating with KidKit is a recent addition to Webware, so it is not
so sophisticated and time-tested as the rest of
I initially left the WebKit AppServer.config file as it was installed:
Host = '127.0.0.1'
(This was the recommented procedure to verify a correct install.)
When trying to connect with the server with a web browser on another
platform and an address:
http://resdev1.dev.oclc.org:8080/
The
I changed the AppServerconfig file:
Host = 'resdev1.dev.oclc.org'
You should use your IP address here, not your hostname.
I just checked in a fix for the next version allowing names here, as
well as 'localhost' = '127.0.0.1' and '' = '0.0.0.0' (all interfaces).
-- Christoph
One thing I'm missing not only in Webware but also the more recent web
frameworks and mega frameworks is an integrated reporting component.
In most applications, you want to to create reports, lists, statistics,
(serial) letters etc. in PDF (or RTF, Excel or whatever) format.
One possible
michelts wrote:
I think you are looking for the SimpleHTMLGen.py from FunFormKit module:
...
Kind of like htmlgen, only much simpler. The only important symbol that
is exported is ``html``.
Bingo. I think I have already seen it, but forgotten again. This is
perfect. A library with knowledge
Oliver Bock wrote:
I suggest 2.3 rather than 2.4. People on shared hosting accounts are
often stuck with a none-too-recent version. Also, you'll get clueless
complaints from OS X users (Tiger includes Python 2.3), ...
We have discussed this on webware-devel, too. Distributions such as
As announced, a new beta release of Webware for Python is available for
testing. It contains a lot of bug fixes and improvements, including many
old issues from the SourceForge tracker. Backward compatibility with
Python 2.3 has been fixed in many places. The idea is to switch to
Python 2.3 or
Oliver Bock wrote:
Whenever a new release of Webware comes along I:
- Create a new webwarework directory.
- Diff between the new config files and my old ones, manually copying my
configuration changes.
- Create a symbolic link to the directory containing my servlets.
The docs appear to
In previous versions of webware (0.8.1), when a session expires the
method Application.handleInvalidSession() was called, which basically
removes the _SID_ reference so the browser will stop requesting an
invalid session, and marks request._sessionExpired. So, I could ask
for the
sophana wrote:
I did a tour of the numerous python web framworks available not so long
ago. I choosed webware, because it is simple and powerful.
Yes, I think that's still true, but today there are really many great
alternatives. E.g. for my next project I chose TurboGears. I'm curious
how it
sophana wrote:
If we talk about the features of webware, I did not find how to manage
directories url notation.
for example, what I would like to have is:
if Main is the page handler, it should be possible to enter any url like:
http://webkit/Main/foo/boo?a=1b=2
Main request fields would
John Dickinson wrote:
Maybe I'm a little dense here, but I'm not seeing why os.chdir is such a
bad thing in a threaded environment. I did a little google-ing, but I
did not find anything the was talking about problems in a threaded
environment.
The following program shows the problem quite
Webware 0.9.2 has been released.
This release of Webware for Python includes a couple of fixes
and improvements of WebKit, MiddleKit, MiscUtils and WebUtils
(see the respective release notes).
Webware for Python is a suite of Python packages and tools for
developing object-oriented, web-based
Gruszka, Daniel schrieb:
I ran AppServerService.py from inside the Work Dir and have all the
settings correct though the service still looks at the configuration
files inside C:\Webware\WebKit. Why is this?
Hi Daniel, just tried this with a similar setup and it works for me. The
Steve Freitas wrote:
You should look in both the Windows event log and the log file that you
can specify in AppServerService.py.
Ah ha, that's a log file I missed, I'll check that out.
I made a note to change that in the next version, so that you will have
a log file active in workDir\Logs
Steve Freitas wrote:
So a lineup of DLL builds for XP Pro and Windows 2000 and 2003 server
would sound like a very helpful idea to me.
I completely agree that it is a pain to install the development tools on
Microsoft servers, so that would be definitely helpful. I'm not sure how
many
Below is a description of a problem with running the Component 0.2
examples and the fix I found:
I think you were talking about the LoginKit Examples, right?
Component itself has no Examples. I checked in your fix and some other
improvements to LoginKit.
-- Christoph
Randall Smith wrote:
I'm trying to get webware going on VServer, but I'm getting the error below.
...
/usr/local/lib/python2.4/site-packages/webware/WebKit/NewThreadedAppServer.py,
...
That looks like a very old Webware. Did you try with Webware 0.9.2?
-- Chris
Hi Mico,
I just installed Webware successfully. I run ./AppServer and
everything looked fine. I can browse and run all Testing.
Then I tried CGI Adapters. I put WebKit.cgi in /usr/lib/cgi-gin/
(default arrangement for Ubuntu Linux). Then run ./AppServer. When I
browsed
[EMAIL PROTECTED] wrote:
dear all:
question:
can i use ?
%
req.setField('ww', ww)
req.setField('rr', rr)
req.setField('xx', xx)
trans.application().forward(trans, 'list.psp')
%
which req.values will take precedence?
This will immediately forward to list.psp when
Will Sadkin wrote:
We run webkit as our appserver, via a win32 service.
If we start up the service and immediately shut it down
via the windows service manager, it works fine; if a
session starts, and we then try to shut the service down,
it hangs. Is there some sort of handler we need to
Will Sadkin wrote:
We have a situation where we want to start a session
in webkit, but then redirect the user to another (IIS)
site, and eventually have that site send the user back to
our site and the same session it started with. I'm
thinking that the webkit session ID could be passed
I m still getting the too many clients error, now my postgresql
max _connections is 256
and shared_buffers = 2048
and this is how pg and dbutils
from DBUtils.PooledDB import PooledDB
web.config._hasPooling = True
Ok, only now I understand that you are using DBUtils with web.py. You
[EMAIL PROTECTED] wrote:
Where do I call closeDB in db.py
Actually this is a web.py specific question, so I suggest moving the
discussion to the web.py mailing list.
I have just had a short look at web.py and yes it's a nice framework,
very Spartan, but that may be just right for some kinds
sophana wrote:
There is still something that I would like to get confirmed:
I have a big object that takes some time to be instantiated. This is why
I would like to instantiate it once per webware execution thread.
Do you think that the page __init__ method is the place to store this
object
Tennessee Leeuwenburg wrote:
* Added the snippet from the installation guide setting up the Location/
tag
* Been baffled.
Did you restart/reload Apache2 after that? Are you sure you put the
Location tag (should be Location /WK) in the right (virtual host)
config file? What happens if you put
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