[DUG] Simple VCL for web aplication
Nick
nick at salehoo.com
Fri Jun 8 10:15:51 NZST 2007
With all the tutorials on PHP it'd be a piece of cake to do with notepad
(I prefer crimson editor for it's nice syntax highlighting), with https
all you need to do is include some dll files with your app (and get a
ssl certificate for your web server etc which your host could organize)
Nick
Robert martin wrote:
> OK I have used Indy before. Haven't used https but I assume thats
> pretty much just a setting. I assume I could send my csv as
> compressed / Encrypted binary data.
> We don't have Delphi PHP and I am not sure it is warranted for a
> project this size. What would people recommend.
>
> Rob Martin
> Software Engineer
>
> phone +64 03 377 0495
> fax +64 03 377 0496
> web www.chreos.com
>
> Wild Software Ltd
>
>
>
> Nick wrote:
>> Rob,
>>
>> Sounds like just using Indy idHttp (preferably over https) with php
>> would do all you need.
>> So you could call something like mypage.php?option=getclients
>> Which can return the client data as csv back to your delphi app, just
>> like getting a web page - advantage of that is gets around some
>> firewalls that block lots of ports but leave 80 open ;-)
>>
>> However anyone watching the wire could see that url being requested,
>> and when they type it into there browser they see all the client data
>> as well so you can either encrypt the parameters and decrypt them in
>> php, or use https.
>>
>> I've used similar approaches to the above for bug submissions and
>> customer registrations and works well.
>>
>> Cheers
>> Nick
>>
>> Robert martin wrote:
>>> Hi Neven
>>>
>>> Yes a fat client (Delphi Win 32 app) that simply needs to send some
>>> data to a centralised web DB (Voucher sales / redemptions) and get
>>> from a centralised web site voucher sales / redemptions from other
>>> sites. I don't want to do direct web based DB connection so I
>>> thought a simple web server that processed send / get commands would
>>> be best.
>>>
>>> A further requirement is a web page (s) that can display information
>>> from DB i.e. Sales info.
>>>
>>> So the visual aspect is very low. I need to get a simple proof of
>>> concept built (just reading / writing to a flat file) and then will
>>> extend it to a full DB application (I was going to use Firebird
>>> Embedded, because we know that (and have access components) but if
>>> we are using Non Delphi technologies then I suppose other DB types
>>> are up for grabs :) ) But thats another conversation :)
>>>
>>> Hope that makes it clearer.
>>>
>>> Rob Martin
>>> Software Engineer
>>>
>>> phone +64 03 377 0495
>>> fax +64 03 377 0496
>>> web www.chreos.com
>>>
>>> Wild Software Ltd
>>>
>>>
>>>
>>> Neven MacEwan wrote:
>>>> Robert
>>>>
>>>> Is this a web app? ie a browser based client? I'd use PHP and AJAX
>>>> (which is what Delphi for PHP uses)
>>>> If you want "roll your own" look at this ajax lib
>>>> http://www.ajaxtoolbox.com/request/
>>>>
>>>> From the way your expressing yourself (ie SOAP) I think you are
>>>> looking at a Fat client talking to a Web Server
>>>> backend and unless you have extreme graphics requirement at the
>>>> client I wouldn't bother
>>>>
>>>> It would be easier to advise if we knew more
>>>>
>>>> HTH
>>>>
>>>> Neven
>>>>
>>>>> Ok. We don't have ASP.Net or PHP (I suppose we could get one or
>>>>> other).
>>>>>
>>>>> How would my Delphi app receive / send the data? SOAP?
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> Rob Martin
>>>>> Software Engineer
>>>>>
>>>>> phone +64 03 377 0495
>>>>> fax +64 03 377 0496
>>>>> web www.chreos.com
>>>>>
>>>>> Wild Software Ltd
>>>>>
>>>>>
>>>>>
>>>>> Xander (GMail) wrote:
>>>>>> Only a very brave person will start a new web application in
>>>>>> Delphi! Use
>>>>>> ASP.NET or even PHP. Either of these two will provide you with
>>>>>> web services
>>>>>> capabilities that you can call from your Delphi client.
>>>>>>
>>>>>> Regards
>>>>>> Xander
>>>>>>
>>>>>> -----Original Message-----
>>>>>> From: delphi-bounces at delphi.org.nz
>>>>>> [mailto:delphi-bounces at delphi.org.nz] On
>>>>>> Behalf Of Stefan Mueller
>>>>>> Sent: Thursday, June 07, 2007 5:05 PM
>>>>>> To: 'NZ Borland Developers Group - Delphi List'
>>>>>> Subject: RE: [DUG] Simple VCL for web aplication
>>>>>>
>>>>>> Am I the only one thinking that this should be done in ASP.NET?
>>>>>> Writing some simple soap service and a reporting page is pretty
>>>>>> much as easy
>>>>>> as it gets .. perfect to get your toes wet in a newer better
>>>>>> supported
>>>>>> technology (who knows how much longer intraweb will be supported).
>>>>>>
>>>>>> Kind Regards,
>>>>>> Stefan Mueller
>>>>>>
>>>>>> -----Original Message-----
>>>>>> From: delphi-bounces at delphi.org.nz
>>>>>> [mailto:delphi-bounces at delphi.org.nz] On
>>>>>> Behalf Of Robert martin
>>>>>> Sent: Thursday, June 07, 2007 1:52 PM
>>>>>> To: NZ Borland Developers Group - Delphi List
>>>>>> Subject: Re: [DUG] Simple VCL for web aplication
>>>>>>
>>>>>> Yeah, not there :-(
>>>>>>
>>>>>> Rob Martin
>>>>>> Software Engineer
>>>>>>
>>>>>> phone +64 03 377 0495
>>>>>> fax +64 03 377 0496
>>>>>> web www.chreos.com
>>>>>>
>>>>>> Wild Software Ltd
>>>>>>
>>>>>>
>>>>>>
>>>>>> Nick wrote:
>>>>>>
>>>>>>> C:\Program Files\CodeGear\ etc etc
>>>>>>>
>>>>>>>
>>>>>>> Robert martin wrote:
>>>>>>>
>>>>>>>> Hi
>>>>>>>>
>>>>>>>> Didn't even think about that ! We are using D2007. Cant even
>>>>>>>> find the demos directory, must be having a blond moment :)
>>>>>>>>
>>>>>>>> Rob Martin
>>>>>>>> Software Engineer
>>>>>>>>
>>>>>>>> phone +64 03 377 0495
>>>>>>>> fax +64 03 377 0496
>>>>>>>> web www.chreos.com
>>>>>>>>
>>>>>>>> Wild Software Ltd
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> Nick wrote:
>>>>>>>>
>>>>>>>>> Rob,
>>>>>>>>>
>>>>>>>>> Have you checked out the intraweb demos in the demos folder?
>>>>>>>>> With D2006 Ent there are a bunch...
>>>>>>>>>
>>>>>>>>> Nick
>>>>>>>>>
>>>>>>>>> Robert martin wrote:
>>>>>>>>>
>>>>>>>>>> Hi
>>>>>>>>>>
>>>>>>>>>> I am trying to put together a simple VCL for web
>>>>>>>>>> application. I can get a simple web page going which is
>>>>>>>>>> great however I would also like to provide some services i.e.
>>>>>>>>>> some sort of get data and send data functionality from a
>>>>>>>>>> delphi client app. Is this possible or do i need to use SOAP
>>>>>>>>>> and create a web service app?
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> The situation is we want to be able to have an app then sends
>>>>>>>>>> a small amount of data to a web site (DB) and receives data
>>>>>>>>>> (perhaps large) from the web site. However there is also a
>>>>>>>>>> requirement for a web interface reporting some data.
>>>>>>>>>> This isn't something I have much knowledge in but the VCL for
>>>>>>>>>> web (Intraweb) stuff looked like it would make the web
>>>>>>>>>> interface simple.
>>>>>>>>>>
>>>>>>>>>> Suggestions?
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
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