[opencms-dev] Beginner completely lost
Paul-Inge Flakstad
flakstad at npolar.no
Tue Sep 1 16:37:01 CEST 2009
There's definitively a need for tutorials, I agree. But I would also like to point out that people have been contributing a lot to the wiki over the past year or so. Hopefully it will continue to expand.
Cheers,
Paul
> -----Original Message-----
> From: opencms-dev-bounces at opencms.org
> [mailto:opencms-dev-bounces at opencms.org] On Behalf Of Marwan Ajraoui
> Sent: 1. september 2009 16:31
> To: The OpenCms mailing list
> Subject: Re: [opencms-dev] Beginner completely lost
>
> Why you do not share your khnowledges about OpenCMS, OpenCMS LOVERS,
> doing some tutorial(s)?
> Will be really helpfull and usefull for many people. It is not worthy?
>
> cheers,
>
> Marouane
>
> 2009/9/1 Shi Yusen <shiys at langhua.cn>:
> > Achim,
> >
> > "In other words: With mod_rewrite you either shoot yourself
> in the foot
> > the first time and never use it again or love it for the
> rest of your
> > life because of its power."
> > (http://httpd.apache.org/docs/1.3/misc/rewriteguide.html)
> >
> > Replace "mod_rewrite" with "OpenCms", it's still right :).
> >
> > Cheers,
> >
> > Shi Yusen/Beijing Langhua Ltd.
> >
> >
> > 在 2009-09-01二的 15:43 +0200，a.westermann at alkacon.com写道：
> >> Hi Shi,
> >>
> >> your perspective reminds me on the following
> >> (http://httpd.apache.org/docs/1.3/mod/mod_rewrite.html):
> >>
> >> "The great thing about mod_rewrite is it gives you all the
> >> configurability and flexibility of Sendmail. The downside
> to mod_rewrite
> >> is that it gives you all the configurability and
> flexibility of Sendmail."
> >>
> >> I never had an OpenCms project where I had to say: "No this is not
> >> possible". In my beginnings with OpenCms I sure had to
> say: "I have to
> >> take a closer look".
> >>
> >>
> >> Kind Regards,
> >> Achim.
> >>
> >> -------------------
> >> Achim Westermann
> >>
> >> Alkacon Software GmbH - The OpenCms Experts
> >> http://www.alkacon.com - http://www.opencms.org
> >>
> >>
> >>
> >>
> >> Shi Yusen wrote:
> >> > I remembered there was a PPT on OpenCms's struture which
> made OpenCms
> >> > quite easy to understand. The main concept is something
> like this:
> >> >
> >> > 1. an HTTP request to servlet container such as Tomcat;
> >> > 2. The servlet container forwards the request to OpenCms;
> >> > 3. In OpenCms servlet, enter org.opencms.main.OpenCms first;
> >> > 4. org.opencms.main.OpenCms produces an CmsObject instance;
> >> > 5. The CmsObject instance contains the resource to visit
> and security
> >> > who visits;
> >> > 6. If the user has permissions to visit, using the loader of the
> >> > resource to load it to the response; if not, error in response.
> >> > 7. You can extend resource, loader, user, group, permission.
> >> >
> >> > Is it simple? Yes, if you know where to do the thing you want to.
> >> >
> >> > Is it simple? No, if you lost in OpenCms structure.
> >> >
> >> > My 2 cents,
> >> >
> >> > Shi Yusen/Beijing Langhua Ltd.
> >> >
> >> >
> >> > 在 2009-09-01二的 12:51 +0200，Pablo写道：
> >> >> Hi Gregor. I've been working with OpenCms for 6 months. I had to
> >> >> either develop an application with OpenCms or find
> another job. Some
> >> >> people love it. I still wonder why. If I had a choice I
> would run away
> >> >> from OpenCms and spend my time learning something else.
> You will need
> >> >> plenty of time to get familiar with OpenCms implementation and
> >> >> configuration.
> >> >> I am sorry if that is not what you or others like to
> hear. It is just
> >> >> another point of view.
> >> >>
> >> >>
> >> >> 2009/8/30 Paul-Inge Flakstad <flakstad at npolar.no>
> >> >> Hello Gregor!
> >> >>
> >> >> I was first introduced to OpenCms around 18
> months ago. I came
> >> >> straight out of scool (where focus had been on OOP) and
> >> >> thinking back to that time, I had a lot of the
> same questions
> >> >> you do (although I knew I _had_ to learn
> OpenCms as it was
> >> >> already decided). What I did, was I didn't use OpenCms'
> >> >> template one/two. I set out to create stuff
> myself, in an
> >> >> effort to learn the system. Maybe not the best
> idea, but it
> >> >> certainly gave me some insight, relatively
> fast. Before long,
> >> >> I also read the book (OpenCms 7 Development),
> which helped me
> >> >> a lot. It may be the single most useful
> resource if you want
> >> >> to learn OpenCms, IMO.
> >> >>
> >> >> Now, I know there's not any good beginner
> guides out there.
> >> >> Such things are mostly scattered around the
> mailing list,
> >> >> forums and whatnot. But it isn't all that hard
> to build stuff
> >> >> from scratch. You'll just have to familiarize
> yourself a bit
> >> >> with OpenCms and its mechanics; templates,
> resource types,
> >> >> properties, collectors - and last but not
> least, modules. The
> >> >> hardest part for me was understanding the way
> templates work,
> >> >> since I wasn't too familiar with the concept of
> templates.
> >> >>
> >> >> I'd recommend you spend some days just setting
> up a test-site
> >> >> so you can fiddle around with these things.
> Being familiar
> >> >> with Java will help you, as you will be able to
> examine the
> >> >> docs. There are a lot of classes in OpenCms.
> Starting out,
> >> >> here are a handfull of the important ones (add
> the opencms.jar
> >> >> library in your IDE project):
> >> >> CmsJspActionElement / CmsJspXmlContentBean
> >> >> CmsObject
> >> >> CmsResource / CmsFile
> >> >>
> >> >> and also:
> >> >> OpenCms (in org.opencms.main)
> >> >> CmsProperty
> >> >> (CmsJspNavElement)
> >> >>
> >> >> Also, you should read anything about "creating
> structured
> >> >> content", "defining custom xmlcontent" and so
> on. Structured
> >> >> content (also called xmlcontent, which is the
> "general type
> >> >> name" OpenCms uses for all types of structured
> content) is a
> >> >> simple way for you to define your own
> (structured) resource
> >> >> types. You do the definition using one or more
> XSDs, and this
> >> >> is explained several places online and also in
> the book. This
> >> >> is perhaps a more advanced topic, often
> involving the creation
> >> >> of a new module, but I would not wait with this. It is
> >> >> essential if you're thinking of building stuff
> from scratch
> >> >> rather than using OpenCms' template one/two.
> >> >>
> >> >> I hope you do not ditch OpenCms. It is really a
> great tool,
> >> >> and my bet is you'll enjoy it once you get to
> know it. Ask
> >> >> your specific questions here on the mailing
> list, and I'm sure
> >> >> we'll try to help you along. :)
> >> >>
> >> >> Cheers,
> >> >> Paul
> >> >> ________________________________________
> >> >> Fra: opencms-dev-bounces at opencms.org
> >> >> [opencms-dev-bounces at opencms.org] på vegne
> av Florian
> >> >> Heinisch [florian.heinisch at 3kraft.com]
> >> >> Sendt: 28. august 2009 18:13
> >> >> Til: The OpenCms mailing list
> >> >> Emne: Re: [opencms-dev] Beginner completely lost
> >> >>
> >> >>
> >> >> Hi Gregor,
> >> >>
> >> >> apparently you feel the same way I did when I
> started with
> >> >> OpenCMS.
> >> >> Except of you already have read the OpenCMS book ;-)
> >> >> Well, IMHO OpenCMS has a really steep learning
> curve. As the
> >> >> standard
> >> >> installation of OpenCMS provides a lot of
> features it might
> >> >> not that
> >> >> easy to grasp every little detail of OpenCMS at the very
> >> >> beginning.
> >> >> I fully agree with you the documentation that
> comes along with
> >> >> OpenCMS
> >> >> is not very beginner-friendly. And as far as I
> know there is
> >> >> no
> >> >> complete "how-to-build-a-website-from-scratch" tutorial.
> >> >> You'll have
> >> >> to grab all the necessary information from
> different sources.
> >> >>
> >> >> Nevertheless, if you are firm with Java and the
> concept of a
> >> >> J2EE web
> >> >> application you should be able to get your
> website up and
> >> >> running with
> >> >> OpenCMS.
> >> >> Therefore, I would suggest you'll do the following:
> >> >> 1. Install OpenCMS with all the template2 modules
> >> >> 2. Follow the instructions in the OpenCMS book
> to setup your
> >> >> development environment (Eclipse) with WebDAV
> for efficient
> >> >> development
> >> >> 3. Develop a template from scratch as described
> in the OpenCMS
> >> >> book in
> >> >> order to convert your website layout into a
> OpenCMS template
> >> >> 4. Have a look at the existing content types
> (such as Article,
> >> >> News,
> >> >> etc.) that come along with the standard OpenCMS
> installation
> >> >> (template2). For the case that these content
> types do not fit
> >> >> your
> >> >> needs, develop your own (also described in the
> book and in the
> >> >> OpenCMS
> >> >> wiki).
> >> >>
> >> >> That's it basically. Feel free to share your
> problems with the
> >> >> mailing
> >> >> list for the case that topic was not discussed yet :)
> >> >> If you'll drop OpenCMS in favor of another open source
> >> >> Java-based CMS
> >> >> please let me know which one and for what
> reason (personal
> >> >> interest).
> >> >>
> >> >> Good luck,
> >> >>
> >> >> Florian
> >> >>
> >> >>
> >> >>
> >> >> On Aug 28, 2009, at 5:39 PM, Gregor Schneider wrote:
> >> >>
> >> >> > -----BEGIN PGP SIGNED MESSAGE-----
> >> >> > Hash: SHA1
> >> >> >
> >> >> > Hi there,
> >> >> >
> >> >> > I'm looking for an CMS in Java since due to our
> >> >> security-policy PHP is
> >> >> > not an option, and we don't know our ways
> aorund in Perl.
> >> >> >
> >> >> > Therefore, OpenCMS is (was?) one of our
> candidates, and has
> >> >> been my
> >> >> > personal favourite until I started testing.
> >> >> >
> >> >> > Giving you some background-information:
> >> >> >
> >> >> > Installation 1:
> >> >> >
> >> >> > - - OS: Debian Edge
> >> >> > - - DB. MySQL 5
> >> >> > - - Java: SUN JDK 1.6
> >> >> > - - Webserver: Tomcat 6
> >> >> >
> >> >> > Installation 2:
> >> >> >
> >> >> > - - OS: Windows XP
> >> >> > - - DB: MySQL 5
> >> >> > - - Java: SUN JDK 1.6
> >> >> > - - Webserver: Tomcat 6
> >> >> >
> >> >> > On both installations I'm using OpenCMS 7.5
> >> >> >
> >> >> > Myself:
> >> >> >
> >> >> > I know my ways around in Java, JSPs, Servlets,
> >> >> Tomcat-Administration,
> >> >> > so there should hopefully not be any lack of
> knowledge of
> >> >> essential
> >> >> > components
> >> >> >
> >> >> > However:
> >> >> >
> >> >> > After having set up OpenCMS, all the questions began:
> >> >> >
> >> >> > - - Where's the documentation?
> >> >> > - - Where's any sort of a good tutorial?
> >> >> > - - How do i...?
> >> >> >
> >> >> > I have to setup a complete new webpage, so
> just editing the
> >> >> > demo-applications doesn't help at all.
> >> >> >
> >> >> > What I'm really, really missing is a
> step-by-step-howto
> >> >> showing the
> >> >> > following:
> >> >> >
> >> >> > All tutorials / books I read just start
> somewhere in between
> >> >> showing
> >> >> > how to hack into existing pages, but not how
> to set up a new
> >> >> site from
> >> >> > scratch.
> >> >> > And yes, I looked into the Wiki, however, the
> points of
> >> >> interest don't
> >> >> > contain anything but a headline.
> >> >> >
> >> >> > Currently I feel that OpenCMS is one of those
> really bad
> >> >> examples of
> >> >> > an OpenSource-project, where the code is the
> docs. Ok, I'm
> >> >> exagerating
> >> >> > a bit.
> >> >> >
> >> >> > So if anybody could give me a piece of advice
> how to set up
> >> >> a new page
> >> >> > incl. new templates, how to start, what's the
> best practices
> >> >> etc., I'd
> >> >> > really, really appreciate this.
> >> >> >
> >> >> > My other option is to dump OpenCMS as a cms
> for our company,
> >> >> which I
> >> >> > really dislike, however, currently that seems
> to be the most
> >> >> likely
> >> >> > option.
> >> >> >
> >> >> > And yes, Ive read
> >> >> >
> >> >> > - - http://opencmsnewbie.netfirms.com/
> >> >> > - - http://www.opencms-wiki.org
> >> >> >
> >> >> > The book from Packt Publishing: OpenCms.7.Development
> >> >> (Apr.2008)
> >> >> >
> >> >> > Again, any hints are really, really appreciated.
> >> >> >
> >> >> > Cheers
> >> >> >
> >> >> > Gregor
> >> >> > - --
> >> >> > just because your paranoid, doesn't mean
> they're not after
> >> >> you...
> >> >> > gpgp-fp: 79A84FA526807026795E4209D3B3FE028B3170B2
> >> >> > gpgp-key available
> >> >> > @ http://pgpkeys.pca.dfn.de:11371
> >> >> > @ http://pgp.mit.edu:11371/
> >> >> > skype:rc46fi
> >> >> >
> >> >> > -----BEGIN PGP SIGNATURE-----
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> >> >> > Comment: Use GnuPG with Firefox :
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> >> >> > 0.7.8)
> >> >> >
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> >> >> +WBwCbBePo
> >> >> > hHHNNHTgcPbgqcSvgOVNBMA=
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> >> >> >
> >> >> > _______________________________________________
> >> >> > This mail is sent to you from the opencms-dev
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> >> >> list, please
> >> >> > visit
> >> >> > http://lists.opencms.org/mailman/listinfo/opencms-dev
> >> >>
> >> >>
> >> >> _______________________________________________
> >> >> This mail is sent to you from the opencms-dev
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> >> >> please visit
> >> >> http://lists.opencms.org/mailman/listinfo/opencms-dev
> >> >>
> >> >> _______________________________________________
> >> >> This mail is sent to you from the opencms-dev
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> >> >> please visit
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> >> >>
> >> >>
> >> >> _______________________________________________
> >> >> This mail is sent to you from the opencms-dev mailing list
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> list, please visit
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> >> >
> >> >
> >> > _______________________________________________
> >> > This mail is sent to you from the opencms-dev mailing list
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> list, please visit
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> >>
> >> _______________________________________________
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> >
> >
> > _______________________________________________
> > This mail is sent to you from the opencms-dev mailing list
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>
>
>
> --
> Marouane
>
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