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Summary:ASTERISK-05971: Cannot use multiple values with func_odbc
Reporter:Jason Parker (jparker)Labels:
Date Opened:2006-01-04 00:18:01.000-0600Date Closed:2006-01-16 12:56:37.000-0600
Priority:MinorRegression?No
Status:Closed/CompleteComponents:Functions/func_odbc
Versions:Frequency of
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Environment:Attachments:( 0) 20060105__app.c_quote_args.diff.txt
Description:When using func_odbc and SET with the following syntax, only VAL1 is set.

SET(ODBC_TESTSQL()=valA|valB)


****** ADDITIONAL INFORMATION ******

Per Corydon, the problem is because SET tries to use the "|" chars as it's own separator.

This is proven when trying to use 3 values, such as SET(ODBC_TESTSQL()=valA|valB|valC), which causes this line of code to be hit.
ast_log(LOG_WARNING, "Ignoring entry '%s' with no = (and not last 'options' entry)\n", name);

Perhaps some type of escape handing, such as \| could be added, to allow such values to be passed to the function.
Comments:By: Tilghman Lesher (tilghman) 2006-01-04 00:34:35.000-0600

We've discussed a number of ways to fix this on IRC:

1) Change Set to only take a single name=value pair, and everything after the '=' gets passed verbatim.  The option 'g' gets changed to use a function, namely:  Set(GLOBAL(foo)=bar).  If we really need to be able to set multiple values using a single application, then I propose using SetMultiple.

2) We could have a Set1 application that behaves in the manner that I suggest above in 1).

3) Add escaping of the delimiter for ast_app_separate_args().  Due to the escaping already done by pbx_config.c, this would make the syntax in the .conf file as Set(foo=bar\\\|baz), which is annoying at best and prone to errors at worst.

4) Values get passed to func_odbc as comma-delimited values, and we escape the commas in the .conf file:  Set(ODBC_FOO()=bar\,baz\,bay).

I like the first option the best, but it obviously breaks backwards compatibility.  2 and 4 are also good alternatives.  3 is an ugly hack.

By: Tilghman Lesher (tilghman) 2006-01-04 00:36:30.000-0600

Kevin, can you take a look at this, please?

By: Tilghman Lesher (tilghman) 2006-01-05 12:47:21.000-0600

Patch uploaded, for another alternative:

Set(ODBC_FOO()="1|2|3")