YAZ_WAIT(3) 1 YAZ_WAIT(3)yaz_wait - Wait for Z39.50 requests to completeSYNOPSIS
mixed yaz_wait ([array &$options])
DESCRIPTION
This function carries out networked (blocked) activity for outstanding requests which have been prepared by the functions yaz_connect(3),
yaz_search(3), yaz_present(3), yaz_scan(3) and yaz_itemorder(3).
yaz_wait(3) returns when all servers have either completed all requests or aborted (in case of errors).
PARAMETERS
o $options
- An associative array of options:
o timeout - Sets timeout in seconds. If a server has not responded within the timeout it is considered dead and yaz_wait(3)
returns. The default value for timeout is 15 seconds.
o event - A boolean.
RETURN VALUES
Returns TRUE on success or FALSE on failure. In event mode, returns resource or FALSE on failure.
PHP Documentation Group YAZ_WAIT(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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