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Add a limited intermediate result display cache

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This commit is contained in:
Rasmus Lerdorf
2011-07-17 00:02:14 +00:00
parent 1a92a29add
commit 3b13dff2b9
2 changed files with 44 additions and 6 deletions
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6
quickref.php
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@@ -146,8 +146,10 @@ $notfound_enc = urlencode($notfound_sc);
<?php quickref_table($maybe, false); ?>
<?php
// Don't do a web search if the search term contains tp:// since we are seeing a lot of proxy attempts through the 404 handler
if(strlen($notfound) > 2 && !strstr($notfound,'tp://')):
// Don't do a web search if the search term contains:
// tp:// since we are seeing a lot of proxy attempts through the 404 handler
// admin/ since these tend to be script-kiddie hack attempts
if(strlen($notfound) > 2 && !strstr($notfound,'tp://') && !strstr($notfound,'admin/')):
$srch_rqst = "/ws.php?profile=$scope&q=".urlencode($notfound)."&lang=$LANG&results=10&start=0&mirror=".trim(substr($MYSITE,7),'/');
$url = "http://www.php.net".$srch_rqst;
$data = fetch_contents($url);

44
ws.php
View File

@@ -36,11 +36,47 @@ if(isset($sites[$_REQUEST['profile']])) {
$scope = 'all';
}
// mtime is stored on the first line of the result file to
// avoid needing to call clearstatcache()
function limited_intermediate_result_cache($url,$ttl=1800, &$error=NULL) {
$cfile = '/var/tmp/bing_'.md5($url).'.json';
$mtime = 0;
$data = '';
$fp = @fopen($cfile, 'r');
if($fp) {
$mtime = (int)fgets($fp);
$data = trim(stream_get_contents($fp));
fclose($fp);
}
if(!$mtime || ($time_out && ($mtime < ($_SERVER['REQUEST_TIME']-$time_out)))) {
$ch = curl_init();
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 3);
curl_setopt($ch, CURLOPT_TIMEOUT, 5);
$tmp = curl_exec($ch);
$status_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
if($status_code!=200) {
$error = array('status_code'=>$status_code,'body'=>$data);
fclose($fp);
if(strlen($data)) return $data;
else return false;
} else $data = $tmp;
$fp = fopen($cfile, 'w');
fputs($fp, $_SERVER['REQUEST_TIME']."\n");
fputs($fp, $data);
fflush($fp);
fclose($fp);
}
return $data;
}
$request = "{$conf['svc']}?appid={$conf['appid']}&query=$q%20site:{$sites[$scope]}&version=2.2&Sources=Web&web.offset=$s&web.count=$r&market=$market";
$data = @file_get_contents($request);
list($version,$status_code,$msg) = explode(' ',$http_response_header[0], 3);
if($status_code==200) echo ws_bing_massage($data);
else echo serialize($http_response_header[0]);
$error = '';
$data = limited_intermediate_result_cache($request, $error);
if($data) echo ws_bing_massage($data);
else echo serialize($error);
function ws_bing_massage($data) {
$results = json_decode($data, true);