/
history.php
166 lines (139 loc) · 4.71 KB
/
history.php
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<?php
//--------------------------------------------------------------------------------------------------
/*
* PHP port of Ruby on Rails famous distance_of_time_in_words method.
* See http://api.rubyonrails.com/classes/ActionView/Helpers/DateHelper.html for more details.
*
* Reports the approximate distance in time between two timestamps. Set include_seconds
* to true if you want more detailed approximations.
*
*/
function distanceOfTimeInWords($from_time, $to_time = 0, $include_seconds = false) {
$distance_in_minutes = round(abs($to_time - $from_time) / 60);
$distance_in_seconds = round(abs($to_time - $from_time));
if ($distance_in_minutes >= 0 and $distance_in_minutes <= 1) {
if (!$include_seconds) {
return ($distance_in_minutes == 0) ? 'less than a minute' : '1 minute';
} else {
if ($distance_in_seconds >= 0 and $distance_in_seconds <= 4) {
return 'less than 5 seconds';
} elseif ($distance_in_seconds >= 5 and $distance_in_seconds <= 9) {
return 'less than 10 seconds';
} elseif ($distance_in_seconds >= 10 and $distance_in_seconds <= 19) {
return 'less than 20 seconds';
} elseif ($distance_in_seconds >= 20 and $distance_in_seconds <= 39) {
return 'half a minute';
} elseif ($distance_in_seconds >= 40 and $distance_in_seconds <= 59) {
return 'less than a minute';
} else {
return '1 minute';
}
}
} elseif ($distance_in_minutes >= 2 and $distance_in_minutes <= 44) {
return $distance_in_minutes . ' minutes';
} elseif ($distance_in_minutes >= 45 and $distance_in_minutes <= 89) {
return 'about 1 hour';
} elseif ($distance_in_minutes >= 90 and $distance_in_minutes <= 1439) {
return 'about ' . round(floatval($distance_in_minutes) / 60.0) . ' hours';
} elseif ($distance_in_minutes >= 1440 and $distance_in_minutes <= 2879) {
return '1 day';
} elseif ($distance_in_minutes >= 2880 and $distance_in_minutes <= 43199) {
return 'about ' . round(floatval($distance_in_minutes) / 1440) . ' days';
} elseif ($distance_in_minutes >= 43200 and $distance_in_minutes <= 86399) {
return 'about 1 month';
} elseif ($distance_in_minutes >= 86400 and $distance_in_minutes <= 525599) {
return round(floatval($distance_in_minutes) / 43200) . ' months';
} elseif ($distance_in_minutes >= 525600 and $distance_in_minutes <= 1051199) {
return 'about 1 year';
} else {
return 'over ' . round(floatval($distance_in_minutes) / 525600) . ' years';
}
}
//--------------------------------------------------------------------------------------------------
// Common point of failure is an updated wiki namespace
function xml_edits($xml, $limit = 0)
{
// detect namespace
$namespace = 'http://www.mediawiki.org/xml/export-0.8/';
if (preg_match('/xmlns="(?<namespace>http:\/\/www.mediawiki.org\/xml\/export-(\d+(\.\d+))\/)"/U', $xml, $m))
{
$namespace = $m['namespace'];
}
$dom= new DOMDocument;
$dom->loadXML($xml);
$xpath = new DOMXPath($dom);
// Add namespaces to XPath to ensure our queries work
$xpath->registerNamespace("wiki", $namespace);
$xpath->registerNamespace("xsi", "http://www.w3.org/2001/XMLSchema-instance");
$nodeCollection = $xpath->query ("//wiki:revision");
$result = new stdclass;
$result->user_id_list = array();
$result->user_name_list = array();
$result->edits = array();
$revision_count = 0;
foreach($nodeCollection as $node)
{
$edit = new stdclass;
$nc = $xpath->query ("wiki:id", $node);
foreach ($nc as $n)
{
$edit->id = $n->firstChild->nodeValue;
}
$nc = $xpath->query ("wiki:timestamp", $node);
foreach ($nc as $n)
{
$edit->time = $n->firstChild->nodeValue;
$edit->timestamp = strtotime($n->firstChild->nodeValue);
}
// user id
$nc = $xpath->query ("wiki:contributor/wiki:id", $node);
foreach ($nc as $n)
{
$edit->userid = $n->firstChild->nodeValue;
if (!in_array($edit->userid, $result->user_id_list))
{
array_push($result->user_id_list, $edit->userid);
}
}
// IP address
$nc = $xpath->query ("wiki:contributor/wiki:ip", $node);
foreach ($nc as $n)
{
$edit->userid = $n->firstChild->nodeValue;
if (!in_array($edit->userid, $result->user_id_list))
{
array_push($result->user_id_list, $edit->userid);
}
}
// name
$nc = $xpath->query ("wiki:contributor/wiki:username", $node);
foreach ($nc as $n)
{
$edit->username = $n->firstChild->nodeValue;
$result->user_name_list[$edit->userid] = $edit->username;
}
// text
$nc = $xpath->query ("wiki:text", $node);
foreach ($nc as $n)
{
$edit->text = $n->firstChild->nodeValue;
}
if (($limit == 0) or ($revision_count < $limit))
{
array_push($result->edits, $edit);
}
else
{
break;
}
$revision_count++;
}
return $result;
}
// test
if (0)
{
$e = xml_edits($xml);
print_r($e);
}
?>