Re: Cakephp with barcode

2012-07-23 Thread Борислав Събев
This is right. Nowadays almost all (except special-purpose ones) emulate a 
gerenic keyboard device. 
I have personally coded a barcode generation application in CakePHP, but 
the reader part was handled by some Air applications.
Nevertheless barcode readers do just throw the string that they've read to 
the standard input (stdin). This does mean that 
you can have a web frontend with some inputs that gets this string and does 
whatever with it. However there are some things to
consider:

1. Most barcode readers that work like this will throw in a carriage return 
as the last symbol which my result in form submission, if not handled 
properly. (This as may other features is configurable in the scanner 
itself.)
2. You should use an autofocus on the field that the reader will populate 
because otherwise the browser may think that this is an URL to follow and 
it will do so, because of the carriage return at the end.
3. You should see to that the interface design of the application copes 
with the restrictions imposed by the usage of this unusual human interface 
- a barcode scanner.

All Barcode scanners have a ROM with some configuration options in it and 
if you need anything special you should check the documentation for the 
scanners you're going to use.

Regards, 
   Mr. Software Engineer - Barcode Specialist :D

On Saturday, 21 July 2012 16:51:59 UTC+3, Ratty wrote:

  On 05/07/12 17:13, Mr. Manager wrote:
  
 Dear All,

 If everyone know the solution to deal with my issue is that I would like 
 to build an application that manage product with cakephp and also use with 
 barcode, the requirement is that I want to generate barcode for products 
 with respect to their id and also read barcode from barcode scanner and 
 process in the application to show data of the product and calculate the 
 price for invoicing.

 I am looking forward to hearing good news from all of you as soon as 
 possible.

 Best Regard,
 Mr. Manager,
 -- 
 Our newest site for the community: CakePHP Video Tutorials 
 http://tv.cakephp.org 
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 others with their CakePHP related questions.
  
  
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 Do you mean a hand scanner as in a scanner that plugs into a USB ?

 If that is the case, they usually emulate a USB keyboard, so all you need 
 is an input field. I have used this in a book application in which the ISBN 
 or EAN barcode on the back of the book is scanned. The barcode reader 
 decodes the barcode for you as long it is a supported format and sends you 
 the characters it finds. This gives you the flexibility of either entering 
 the barcode characters by hand or scanning them which can be useful if your 
 scanner breaks !

 For Generation there is a helper published at the bakery that looks pretty 
 comprehensive and it just requires the GD php extension.

 http://bakery.cakephp.org/articles/ixu38/2010/04/30/barcode-helper
  

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Re: Cakephp with barcode

2012-07-21 Thread Steve Found

On 05/07/12 17:13, Mr. Manager wrote:

Dear All,

If everyone know the solution to deal with my issue is that I would 
like to build an application that manage product with cakephp and also 
use with barcode, the requirement is that I want to generate barcode 
for products with respect to their id and also read barcode from 
barcode scanner and process in the application to show data of the 
product and calculate the price for invoicing.


I am looking forward to hearing good news from all of you as soon as 
possible.


Best Regard,
Mr. Manager,
--
Our newest site for the community: CakePHP Video Tutorials 
http://tv.cakephp.org
Check out the new CakePHP Questions site http://ask.cakephp.org and 
help others with their CakePHP related questions.



To unsubscribe from this group, send email to
cake-php+unsubscr...@googlegroups.com For more options, visit this 
group at http://groups.google.com/group/cake-php


Do you mean a hand scanner as in a scanner that plugs into a USB ?

If that is the case, they usually emulate a USB keyboard, so all you 
need is an input field. I have used this in a book application in which 
the ISBN or EAN barcode on the back of the book is scanned. The barcode 
reader decodes the barcode for you as long it is a supported format and 
sends you the characters it finds. This gives you the flexibility of 
either entering the barcode characters by hand or scanning them which 
can be useful if your scanner breaks !


For Generation there is a helper published at the bakery that looks 
pretty comprehensive and it just requires the GD php extension.


http://bakery.cakephp.org/articles/ixu38/2010/04/30/barcode-helper

--
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Check out the new CakePHP Questions site http://ask.cakephp.org and help others with their CakePHP related questions.



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Re: Cakephp with barcode

2012-07-05 Thread euromark
Well, you see
there are quite a few ways to produce barcodes (see google for reference)
those PHP libraries can easily be used from cakephp to display barcodes

the other way around is more difficult. you would need hardware to actually 
read and process barcodes.
a cellphone with a barcode reader app would do the trick which then calls 
or redirects to an url like
/mysite/code/123456
but without actual code or what do tried so far the answer will be as broad 
as your question.

Best Regard
Mr. Developer



Am Donnerstag, 5. Juli 2012 18:13:36 UTC+2 schrieb Mr. Manager:

 Dear All,

 If everyone know the solution to deal with my issue is that I would like 
 to build an application that manage product with cakephp and also use with 
 barcode, the requirement is that I want to generate barcode for products 
 with respect to their id and also read barcode from barcode scanner and 
 process in the application to show data of the product and calculate the 
 price for invoicing.

 I am looking forward to hearing good news from all of you as soon as 
 possible.

 Best Regard,
 Mr. Manager,


-- 
Our newest site for the community: CakePHP Video Tutorials 
http://tv.cakephp.org 
Check out the new CakePHP Questions site http://ask.cakephp.org and help others 
with their CakePHP related questions.


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