On 23 March 2010 05:48, Jochem Maas <jochem@xxxxxxxxxxxxx> wrote: > Op 3/23/10 3:27 AM, Rob Gould schreef: >> I am trying to replicate the functionality that I see on this site: >> >> http://blog.maniac.nl/webbased-pdf-lto-barcode-generator/ >> >> Notice after you hit SUBMIT QUERY, you get a PDF file with a page of barcodes. That's _exactly_ what I'm after. >> Fortunately, the author gives step-by-step instructions on how to do this on this page: >> >> http://blog.maniac.nl/2008/05/28/creating-lto-barcodes/ >> >> >> So I've gotten through all the steps, and have created the "barcode_with_samples.ps" file, and have it hosted here: >> >> http://www.winecarepro.com/kiosk/fast/shell/ >> >> Notice how the last few lines contain the shell-script that renders the postscript: >> >> #!/bin/bash >> >> BASE=”100″; >> NR=$BASE >> >> for hor in 30 220 410 >> do >> ver=740 >> while [ $ver -ge 40 ]; >> do >> printf -v FNR “(%06dL3)” $NR >> echo “$hor $ver moveto $FNR (includetext height=0.55) code39 barcode” >> let ver=$ver-70 >> let NR=NR+1 >> done >> done >> >> >> I need to somehow create a PHP script that "executes" this shell script. And after doing some research, it sounds like >> I need to use the PHP exec command, so I do that with the following file: >> >> http://www.winecarepro.com/kiosk/fast/shell/printbarcodes.php >> >> Which has the following script: >> >> <?php >> >> $command="http://www.winecarepro.com/kiosk/fast/shell/barcode_with_sample.ps";; >> exec($command, $arr); >> >> echo $arr; >> >> ?> >> >> >> And, as you can see, nothing works. I guess firstly, I'd like to know: >> >> A) Is this PHP exec call really the way to go with executing this shell script? Is there a better way? It seems to me like it's not really executing. > > that's what exec() is for. $command need to contain a *local* path to the command in question, currently your > trying to pass a url to bash ... which obviously doesn't do much. > > the shell script in question needs to have the executable bit set in order to run (either that or change to command to > run bash with your script as an argument) > > I'd also suggest putting the shell script outside of your webroot, or at least in a directory that's not accessable > from the web. > > -- > PHP General Mailing List (http://www.php.net/) > To unsubscribe, visit: http://www.php.net/unsub.php > > I think this is a translation of the script to PHP. <?php $BASE = 100; $NR = $BASE; foreach(array(30, 220, 410) as $hor) { $ver = 740; while ($ver >= 40) { printf("$hor $ver moveto (%06dL3) (includetext height=0.55) code39 barcode\n", $NR); $ver -= 70; ++$NR; } } It produces output like ... 30 740 moveto (000100L3) (includetext height=0.55) code39 barcode 30 670 moveto (000101L3) (includetext height=0.55) code39 barcode 30 600 moveto (000102L3) (includetext height=0.55) code39 barcode 30 530 moveto (000103L3) (includetext height=0.55) code39 barcode 30 460 moveto (000104L3) (includetext height=0.55) code39 barcode 30 390 moveto (000105L3) (includetext height=0.55) code39 barcode 30 320 moveto (000106L3) (includetext height=0.55) code39 barcode 30 250 moveto (000107L3) (includetext height=0.55) code39 barcode 30 180 moveto (000108L3) (includetext height=0.55) code39 barcode 30 110 moveto (000109L3) (includetext height=0.55) code39 barcode 30 40 moveto (000110L3) (includetext height=0.55) code39 barcode 220 740 moveto (000111L3) (includetext height=0.55) code39 barcode 220 670 moveto (000112L3) (includetext height=0.55) code39 barcode 220 600 moveto (000113L3) (includetext height=0.55) code39 barcode 220 530 moveto (000114L3) (includetext height=0.55) code39 barcode 220 460 moveto (000115L3) (includetext height=0.55) code39 barcode 220 390 moveto (000116L3) (includetext height=0.55) code39 barcode 220 320 moveto (000117L3) (includetext height=0.55) code39 barcode 220 250 moveto (000118L3) (includetext height=0.55) code39 barcode 220 180 moveto (000119L3) (includetext height=0.55) code39 barcode 220 110 moveto (000120L3) (includetext height=0.55) code39 barcode 220 40 moveto (000121L3) (includetext height=0.55) code39 barcode 410 740 moveto (000122L3) (includetext height=0.55) code39 barcode 410 670 moveto (000123L3) (includetext height=0.55) code39 barcode 410 600 moveto (000124L3) (includetext height=0.55) code39 barcode 410 530 moveto (000125L3) (includetext height=0.55) code39 barcode 410 460 moveto (000126L3) (includetext height=0.55) code39 barcode 410 390 moveto (000127L3) (includetext height=0.55) code39 barcode 410 320 moveto (000128L3) (includetext height=0.55) code39 barcode 410 250 moveto (000129L3) (includetext height=0.55) code39 barcode 410 180 moveto (000130L3) (includetext height=0.55) code39 barcode 410 110 moveto (000131L3) (includetext height=0.55) code39 barcode 410 40 moveto (000132L3) (includetext height=0.55) code39 barcode No idea if that is accurate or not. If you can run the script by hand once to confirm, then -- ----- Richard Quadling "Standing on the shoulders of some very clever giants!" EE : http://www.experts-exchange.com/M_248814.html EE4Free : http://www.experts-exchange.com/becomeAnExpert.jsp Zend Certified Engineer : http://zend.com/zce.php?c=ZEND002498&r=213474731 ZOPA : http://uk.zopa.com/member/RQuadling -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php
