如果有人帮助我,我会很高兴:)
我正在尝试编写从Web DB读取查询并将结果显示为XML的php Web服务。我花了几天时间寻找解决方案,但遗憾的是它无法正常工作
以下是我尝试过的一些查询:
<?php
$db ="(DESCRIPTION=
(ADDRESS_LIST=
(ADDRESS=(PROTOCOL=TCP)(HOST=xxxx)(PORT=1530))
)
(CONNECT_DATA=(SID=DEV))
)";
$c = oci_connect("uname", "pass", $db);
$q = "select dbms_xmlgen.getxml(
'select user_name
from fnd_user
where user_name = 007144') xml
from dual";
$s = oci_parse($c, $q);
oci_execute($s);
$r = oci_fetch_array($s, OCI_ASSOC);
$mylob = $r['XML']->load(); // Treat column data as a LOB descriptor
echo "<pre>";
echo htmlentities($mylob);
echo "</pre>";
?>
第二个代码:
<?php
//File: DOM.php
$db="(DESCRIPTION=
(ADDRESS_LIST=
(ADDRESS=(PROTOCOL=TCP)
(HOST=xxx)(PORT=1530)
) )
(CONNECT_DATA=(SID=DEV))
)";
$conn = OCILogon("uname","pass",$db);
if ($conn) {
//echo "Successfully connected to Oracle.";
} else {
$err = oci_error();
echo "Oracle Connect Error " . $err['text'];
}
$query = "SELECT user_name from fnd_user where user_name = '007144'";
$stmt = oci_parse($conn,$query);
if (!oci_execute($stmt, OCI_DEFAULT)) {
$err = oci_error($stmt);
trigger_error('Query failed: ' . $err['message'], E_USER_ERROR);
}
$dom = new DOMDocument('1.0', 'UTF-8');
$root = $dom->createElement('EMPLOYEES', 'Root');
$dom->appendChild($root);//$root = $dom->appendChild($root);
while ($row = oci_fetch_array($stmt, OCI_RETURN_NULLS))
{
$emp = $dom->createElement('EMPLOYEE', 'emp');
$emp = $root->appendChild($emp);
$emp->setAttribute('id', $row['user_name']);
/*
$emp = $dom->createElement('EMPLOYEE', '');
$emp = $root->appendChild($emp);
$emp->setAttribute('id', $row['user_name']);
$ename = $dom->createElement('ENAME', $row['user_name']);
$ename = $emp->appendChild($ename);
$salary = $dom->createElement('SALARY', $row['user_name']);
$salary = $emp->appendChild($salary);
*/
}
echo $dom->saveXML();
//$dom->save("employees.xml");
oci_close($conn);
?>
上面的代码为我提供了没有数据的XML,如下图所示! http://i48.tinypic.com/2lnv5eo.jpg
第三代码
<?php
//File: XMLFromSQL.php
$user = 'uname';
$pswd = 'pass';
$db ='(DESCRIPTION=
(ADDRESS_LIST=
(ADDRESS=(PROTOCOL=TCP)(HOST=xxx)(PORT=1530))
)
(CONNECT_DATA=(SID=DEV))
)';
$sql = "SELECT user_name as RESULT FROM fnd_user
WHERE user_name=:deptno";
$deptno = 007144;
//Connect to the database and obtain info on a given department in XML format
$conn = oci_connect($user, $pswd, $db);
$query = oci_parse($conn, $sql);
oci_bind_by_name($query, ":deptno", $deptno, 2);
oci_execute($query);
oci_fetch($query);
$strXMLData = oci_result($query, 'RESULT');
//Create a new DOM document and load XML into its internal XML tree
$doc = new DOMDocument("1.0", "UTF-8");
$doc->loadXML($strXMLData);
//For simplicity, just print out the XML document
print $doc->saveXML();
?>
如果你有其他方式,请帮助我,否则我会发疯:(
答案 0 :(得分:0)
我测试了你的文件:
$row['user_name']
C:\Apps\PHP>php c:\temp\test.php
PHP Notice: Undefined index: user_name in C:\temp\test.php on line 25
Notice: Undefined index: user_name in C:\temp\test.php on line 25
<?xml version="1.0" encoding="UTF-8"?>
<EMPLOYEES>Root<EMPLOYEE id="">emp</EMPLOYEE></EMPLOYEES>
$row['USER_NAME']
C:\Apps\PHP>php c:\temp\test.php
<?xml version="1.0" encoding="UTF-8"?>
<EMPLOYEES>Root<EMPLOYEE id="007144">emp</EMPLOYEE></EMPLOYEES>
这可以解决你的问题吗?
编辑: 解决方案1(PLSQL方面)
$s = oci_parse($c, $q);
oci_execute($s, OCI_DEFAULT);
$r = oci_fetch_array($s, OCI_RETURN_NULLS+OCI_RETURN_LOBS);
echo "<pre>";
echo htmlentities($r["XML"]);
echo "</pre>";
或更多地控制元素的名称
$q = "select xmlelement(
\"EMPLOYEES\",
xmlagg(
xmlelement(
\"EMPLOYEE\",
xmlforest(user_name as \"EmpName\",
id as \"EmpID\",
email as \"email\"
)
)
)
).getclobval() xml
from fnd_user";
$s = oci_parse($c, $q);
oci_execute($s, OCI_DEFAULT);
$r = oci_fetch_array($s, OCI_RETURN_NULLS+OCI_RETURN_LOBS);
echo "<pre>";
echo htmlentities($r["XML"]);
echo "</pre>";
xmlforest版本的示例输出是:
C:\Apps\PHP>php c:\temp\test3.php
<pre><EMPLOYEES><EMPLOYEE><EmpName>John Doe</EmpName><EmpID>1</EmpID><email>d@d.com</email></EMPLOYEE><EMPLOYEE><
EmpName>Alan Smith</EmpName><EmpID>2</EmpID><email>e@e.com</email></EMPLOYEE></EMPLOYEES></pre>
C:\Apps\PHP>
即:
<EMPLOYEES>
<EMPLOYEE>
<EmpName>John Doe</EmpName>
<EmpID>1</EmpID>
<email>d@d.com</email>
</EMPLOYEE>
<EMPLOYEE>
<EmpName>Alan Smith</EmpName>
<EmpID>2</EmpID>
<email>e@e.com</email>
</EMPLOYEE>
</EMPLOYEES>
答案 1 :(得分:0)
最后,我得到了这个XML
<?php
//File: DOM.php
$db="(DESCRIPTION=
(ADDRESS_LIST=
(ADDRESS=(PROTOCOL=TCP)
(HOST=xxx)(PORT=1530)
)
)
(CONNECT_DATA=(SID=DEV))
)";
$conn = OCILogon("uname","pass",$db);
if ($conn) {
//echo "Successfully connected to Oracle.";
} else {
$err = oci_error();
echo "Oracle Connect Error " . $err['text'];
}
//$dept_id = 007144;
$query = "SELECT user_name from fnd_user where user_name = '007144'";
$stmt = oci_parse($conn,$query);
//oci_bind_by_name($stmt, ':deptid', $dept_id);
if (!oci_execute($stmt, OCI_DEFAULT)) {
$err = oci_error($stmt);
trigger_error('Query failed: ' . $err['message'], E_USER_ERROR);
}
$dom = new DOMDocument('1.0', 'UTF-8');
$root = $dom->createElement('EMPLOYEES', '');
$dom->appendChild($root);//$root = $dom->appendChild($root);
while ($row = oci_fetch_array($stmt, OCI_RETURN_NULLS))
{
//var_dump($row);
//$emp = $dom->createElement('EMPLOYEE', 'emp');
//$emp = $root->appendChild($emp);
//$emp->setAttribute('id', $row['EMPLOYEE_NUMBER']);
$emp = $dom->createElement('EMPLOYEE', '');
$emp = $root->appendChild($emp);
//$emp->setAttribute('id', $row['FULL_NAME']);
$EmpName = $dom->createElement('EmpName', $row['FULL_NAME']);
$EmpName = $emp->appendChild($EmpName);
$empid = $dom->createElement('EmpID', $row['EMPLOYEE_NUMBER']);
$empid = $emp->appendChild($empid);
$email = $dom->createElement('email', $row['EMAIL_ADDRESS']);
$email = $emp->appendChild($email);
}
echo $dom->saveXML();
$dom->save("employees.xml");
oci_close($conn);
?>
结果如下: http://filedb.experts-exchange.com/incoming/2012/11_w47/617768/XMLinPHP4.jpg
现在,我将开始解析这个XML,我希望它最终能够解决,否则我会再次打扰你,抱歉:(
明天我会告诉你的,等我:)