<?php
// Yahoo! JAPAN Search Services PHP Example Code Ver.1(2005/11/30)
//
/*====ここから==========================*/
require './common.php';
$q=build_query();
// Then send it to the appropriate service
$xml = file_get_contents($service[$_REQUEST['type']].$q);
// Parse the XML and check it for errors
if (!$dom = domxml_open_mem($xml,DOMXML_LOAD_PARSING,$error)) {
echo "XML parse error\n";
foreach ($error as $errorline) {
/* For production use this should obviously be logged to a file instead */
echo $errorline['errormessage']."<br />\n";
echo " Node : " . $errorline['nodename'] . "<br />\n";
echo " Line : " . $errorline['line'] . "<br />\n";
echo " Column : " . $errorline['col'] . "<br />\n";
}
done();
}
/*====ここまで==========================サンプル1と同じ*/
// Now traverse the DOM using XPath
//
function xml_to_result($dom) {
$ctx = $dom->xpath_new_context();
/* サンプル1では $root = $dom->document_element();
を使っていましたが、ここでは、以下 xpath を使う。*/
// Populate $res with the root node attributes
$attr = $ctx->xpath_eval('//@*');
/*xpath_eval()メソッド*/
foreach($attr->nodeset as $node) $res[$node->name] = $node->value;
/*totalResultsAvailable / totalResultsReturned / firstResultPositionを取得する*/
// Pick out all the Result nodes
$results = $ctx->xpath_eval("//*[name()='Result']");
/*Resultノードにアクセスする*/
foreach($results->nodeset as $i=>$node) {
$subnode = $node->first_child();
/* Resultの子ノード「Title」「Summary」「Url」「ClickUrl」
「ModificationDate」「MimeType」「Cache」にアクセスする*/
while($subnode) {
$subnodes = $subnode->child_nodes();
if(!empty($subnodes)) foreach($subnodes as $k=>$n) {
if(empty($n->tagname)) $res[$i][$subnode->tagname] = trim($n->get_content());
else $res[$i][$subnode->tagname][$n->tagname]=trim($n->get_content());
/*サンプル1と同じ*/
}
$subnode = $subnode->next_sibling();
}
}
return $res;
}
$res = xml_to_result($dom); /*上記の実行*/
/* 以下サンプル1と同じ*/
// Ok, now that we have the results in an easy to use format,
// display them. It's quite ugly because I am using a single
// display loop to display every type.
$first = $res['firstResultPosition'];
$last = $first + $res['totalResultsReturned']-1;
echo "<p>Matched ${res[totalResultsAvailable]}, showing $first to $last</p>\n";
if(!empty($res['ResultSetMapUrl'])) {
echo "<p>Result Set Map: <a href=\"${res[ResultSetMapUrl]}\">${res[ResultSetMapUrl]}</a></p>\n";
}
for($i=0; $i<$res['totalResultsReturned']; $i++) {
foreach($res[$i] as $key=>$value) {
switch($key) {
case 'Thumbnail':
echo "<img src=\"${value[Url]}\" height=\"${value[Height]}\" width=\"${value[Width]}\" />\n";
break;
case 'Cache':
echo "Cache: <a href=\"${value[Url]}\">${value[Url]}</a> [${value[Size]}]<br />\n";
break;
case 'PublishDate':
case 'ModificationDate':
echo "<b>$key:</b> ".strftime('%X %x',$value)."<br />\n";
break;
default:
if(stristr($key,'url')) echo "<a href=\"$value\">$value</a><br />\n";
else echo "<b>$key:</b> $value<br />";
break;
}
}
echo "<hr />\n";
}
next_prev($res, $first, $last);
done();
?>
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