YAZ_PRESENT(3) 1 YAZ_PRESENT(3)yaz_present - Prepares for retrieval (Z39.50 present)SYNOPSIS
bool yaz_present (resource $id)
DESCRIPTION
This function prepares for retrieval of records after a successful search.
The yaz_range(3) function should be called prior to this function to specify the range of records to be retrieved.
PARAMETERS
o $id
- The connection resource returned by yaz_connect(3).
RETURN VALUES
Returns TRUE on success or FALSE on failure.
PHP Documentation Group YAZ_PRESENT(3)
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YAZ_ES(3) 1 YAZ_ES(3)yaz_es - Prepares for an Extended Service RequestSYNOPSIS
void yaz_es (resource $id, string $type, array $args)
DESCRIPTION
This function prepares for an Extended Service Request. Extended Services is family of various Z39.50 facilities, such as Record Update,
Item Order, Database administration etc.
Note
Many Z39.50 Servers do not support Extended Services.
The yaz_es(3) creates an Extended Service Request packages and puts it into a queue of operations. Use yaz_wait(3) to send the request(s)
to the server. After completion of yaz_wait(3) the result of the Extended Service operation should be expected with a call to
yaz_es_result(3).
PARAMETERS
o $id
- The connection resource returned by yaz_connect(3).
o $type
- A string which represents the type of the Extended Service: itemorder (Item Order), create (Create Database), drop (Drop Data-
base), commit (Commit Operation), update (Update Record), xmlupdate (XML Update). Each type is specified in the following section.
o $args
- An array with extended service options plus package specific options. The options are identical to those offered in the C API of
ZOOM C. Refer to the ZOOM Extended Services.
RETURN VALUES
No value is returned.
EXAMPLES
Example #1
Record Update
<?php
$con = yaz_connect("myhost/database");
$args = array (
"record" => "<gils><title>some title</title></gils>",
"syntax" => "xml",
"action" => "specialUpdate"
);
yaz_es($con, "update", $args);
yaz_wait();
$result = yaz_es_result($id);
?>
SEE ALSO yaz_es_result(3).
PHP Documentation Group YAZ_ES(3)
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