PHP abs函数代码示例

 /**
  * @brief Get the points
  */
 function getPoint($member_srl, $from_db = false)
 {
     $member_srl = abs($member_srl);
     // Get from instance memory
     if (!$from_db && $this->pointList[$member_srl]) {
         return $this->pointList[$member_srl];
     }
     // Get from file cache
     $path = sprintf(_XE_PATH_ . 'files/member_extra_info/point/%s', getNumberingPath($member_srl));
     $cache_filename = sprintf('%s%d.cache.txt', $path, $member_srl);
     if (!$from_db && file_exists($cache_filename)) {
         return $this->pointList[$member_srl] = trim(FileHandler::readFile($cache_filename));
     }
     // Get from the DB
     $args = new stdClass();
     $args->member_srl = $member_srl;
     $output = executeQuery('point.getPoint', $args);
     if (isset($output->data->member_srl)) {
         $point = (int) $output->data->point;
         $this->pointList[$member_srl] = $point;
         if (!is_dir($path)) {
             FileHandler::makeDir($path);
         }
         FileHandler::writeFile($cache_filename, $point);
         return $point;
     }
     return 0;
 }

 function compile_array($options)
 {
     if (self::check($this->from_num) && self::check($this->to_num) && abs($this->from_num - $this->to_num) <= 20) {
         $range = range($this->from_num, $this->to_num);
         if ($this->exclusive) {
             array_pop($range);
         }
         return '[' . implode(', ', $range) . ']';
     }
     $idt = $this->tab . TAB;
     $i = $options['scope']->free_variable('i');
     $result = $options['scope']->free_variable('results');
     $pre = "\n{$idt}{$result} = [];";
     if (self::check($this->from_num) && self::check($this->to_num)) {
         $options['index'] = $i;
         $body = $this->compile_node($options);
     } else {
         $vars = "{$i} = {$this->from_c}" . ($this->to_c !== $this->to_var ? ", {$this->to_c}" : '');
         $cond = "{$this->from_var} <= {$this->to_var}";
         $body = "var {$vars}; {$cond} ? {$i} <{$this->equals} {$this->to_var} : {$i} >{$this->equals} {$this->to_var}; {$cond} ? {$i}++ : {$i}--";
     }
     $post = "{ {$result}.push({$i}); }\n{$idt}return {$result};\n{$options['indent']}";
     $has_args = function ($node) {
         return $node->contains(function ($n) {
             return $n instanceof yy_Literal && $n->value === 'arguments' && !$n->as_key;
         });
         return FALSE;
     };
     $args = '';
     if ($has_args($this->from) || $has_args($this->to)) {
         $args = ', arguments';
     }
     return "(function() {{$pre}\n{$idt}for ({$body}){$post}}).apply(this{$args})";
 }

 public function index_post()
 {
     if (IS_POST || isset($_GET['dosubmit'])) {
         //print_r($_REQUEST);exit();
         if (isset($_GET['type']) && $_GET['type'] == 'url') {
             $sizelimit = isset($_GET['sizelimit']) && abs(intval($_GET['sizelimit'])) ? abs(intval($_GET['sizelimit'])) : $this->error('请输入每个分卷文件大小');
             $this->backup_name = isset($_GET['backup_name']) && trim($_GET['backup_name']) ? trim($_GET['backup_name']) : $this->error('请输入备份名称');
             $vol = $this->_get_vol();
             $vol++;
         } else {
             $sizelimit = isset($_POST['sizelimit']) && abs(intval($_POST['sizelimit'])) ? abs(intval($_POST['sizelimit'])) : $this->error('请输入每个分卷文件大小');
             $this->backup_name = isset($_POST['backup_name']) && trim($_POST['backup_name']) ? trim($_POST['backup_name']) : $this->error('请输入备份名称');
             $backup_tables = isset($_POST['backup_tables']) && $_POST['backup_tables'] ? $_POST['backup_tables'] : $this->error('请选择备份数据表');
             if (is_dir(SITE_PATH . $this->backup_path . $this->backup_name)) {
                 $this->error('备份名称已经存在');
             }
             mkdir(SITE_PATH . $this->backup_path . $this->backup_name);
             if (!is_file(SITE_PATH . $this->backup_path . $this->backup_name . '/tbl_queue.log')) {
                 //写入队列
                 $this->_put_tbl_queue($backup_tables);
             }
             $vol = 1;
         }
         $tables = $this->_dump_queue($vol, $sizelimit * 1024);
         if ($tables === false) {
             $this->error('加载队列文件错误');
         }
         $this->_deal_result($tables, $vol, $sizelimit);
         exit;
     }
 }

 /**
  *get
  *point,offset,status
  *point：请求界点，status订单状态，offset个数，为正则取大于界点point的offset个元素，反之取小于point的offset个元素
  **/
 protected function read()
 {
     $input = $this->get;
     $ret = $input && $input['point'] !== false && $input['offset'] !== false && $input['status'];
     if ($ret) {
         $condition['token'] = $this->token;
         $condition['hid'] = $this->hid;
         $condition['order_status'] = $input['status'];
         $limit = abs($input['offset']);
         if ($input['point'] == -1) {
             $ret = $this->model->listOrders($condition, $limit, true);
         } else {
             $is_desc = $input['offset'] < 0;
             $opration_con = $is_desc ? 'lt' : 'gt';
             //lt 小于,gt 大于
             $condition['id'] = array($opration_con, $input['point']);
             $ret = $this->model->listOrders($condition, $limit, $is_desc);
         }
     }
     if ($ret !== false) {
         $this->success("操作成功！", $ret);
     } else {
         $this->error('error in read');
         Log::record('error' . print_r($input) . '\\n');
     }
 }

 public static function Create($user_row, $uc = true)
 {
     if (function_exists('zuitu_uc_register') && $uc) {
         $pp = $user_row['password'];
         $em = $user_row['email'];
         $un = $user_row['username'];
         $ret = zuitu_uc_register($em, $un, $pp);
         if (!$ret) {
             return false;
         }
     }
     $user_row['username'] = htmlspecialchars($user_row['username']);
     $user_row['password'] = self::GenPassword($user_row['password']);
     $user_row['create_time'] = $user_row['login_time'] = time();
     $user_row['ip'] = Utility::GetRemoteIp();
     $user_row['secret'] = md5(rand(1000000, 9999999) . time() . $user_row['email']);
     $user_row['id'] = DB::Insert('user', $user_row);
     $_rid = abs(intval(cookieget('_rid')));
     if ($_rid && $user_row['id']) {
         $r_user = Table::Fetch('user', $_rid);
         if ($r_user) {
             ZInvite::Create($r_user, $user_row);
             ZCredit::Invite($r_user['id']);
         }
     }
     if ($user_row['id'] == 1) {
         Table::UpdateCache('user', $user_row['id'], array('manager' => 'Y', 'secret' => ''));
     }
     return $user_row['id'];
 }

 /**
  * Constructor: Generate LU decomposition of the matrix.
  * As trace the permutated matrix and eliminated matrix of each step is stored.
  *
  * @param   matrix  matrix to get lu decomposition of
  * @return  vector  permutation
  */
 public function __construct(&$matrix)
 {
     new Assertion($matrix instanceof Matrix, 'Given matrix not of class Matrix.');
     new Assertion($matrix->isSquare(), 'Matrix is not square.');
     $this->_matrix = $matrix->copy();
     $this->_permutation = new Vector($this->_matrix->rows());
     for ($j = 0; $j < $this->_matrix->rows(); $j++) {
         $pivot = $j;
         for ($i = $j + 1; $i < $this->_matrix->rows(); $i++) {
             if (abs($this->_matrix->get($i, $j)) > abs($this->_matrix->get($pivot, $j))) {
                 $pivot = $i;
             }
         }
         $this->_permutation->set($j, $pivot);
         $this->_matrix->swapRows($j, $pivot);
         // Save the matrix after permutation.
         $this->_trace[$j] = array('permutation' => $this->_matrix->copy());
         for ($i = $j + 1; $i < $this->_matrix->columns(); $i++) {
             $this->_matrix->set($i, $j, $this->_matrix->get($i, $j) / $this->_matrix->get($j, $j));
             for ($k = $j + 1; $k < $this->_matrix->columns(); $k++) {
                 $this->_matrix->set($i, $k, $this->_matrix->get($i, $k) - $this->_matrix->get($i, $j) * $this->_matrix->get($j, $k));
             }
         }
         // Save the matrix after elimination.
         $this->_trace[$j]['elimination'] = $this->_matrix->copy();
     }
 }

 function format()
 {
     $base = $_REQUEST['_router_'];
     if ($this->curpage > 1) {
         $html[] = "<a href='{$this->router}'>首页</a>";
     }
     $pages = array();
     for ($i = 1; $i <= $this->pagenum; $i++) {
         if ($i <= 3 || abs($this->curpage - $i) < 3 || $this->pagenum - $i <= 3) {
             $pages[] = $i;
             continue;
         }
     }
     $html = array();
     foreach ($pages as $i => $p) {
         if ($i > 1 && $p - $pages[$i - 1] > 1) {
             $html[] = '...';
         } else {
             $this->query['page'] = $p;
             $url = $this->router;
             $url .= strpos($url, '?') ? '&' : '?';
             $url .= http_build_query($this->query);
             //echo $url;
             $html[] = "<a href='{$url}'>{$p}</a>";
         }
     }
     return "共{$this->records}记录，第{$this->curpage}/{$this->pagenum}页&nbsp;" . implode('', $html);
 }

 function action_add($input)
 {
     $trackerId = $input->trackerId->int();
     $definition = Tracker_Definition::get($trackerId);
     if (!$definition) {
         throw new Services_Exception_NotFound();
     }
     $delayAfter = abs($input->after->int() * $input->after_unit->int());
     $delayNotif = abs($input->notif->int() * $input->notif_unit->int());
     $from = $input->from->word();
     $to = $input->to->word();
     $event = $input->event->word();
     $subject = $input->subject->text();
     $body = $input->body->text();
     $todolib = TikiLib::lib('todo');
     if (!$delayAfter) {
         throw new Services_Exception_MissingValue('after');
     }
     $todoId = $todolib->addTodo($delayAfter, $event, 'tracker', $trackerId, array('status' => $from), array('status' => $to));
     if ($delayNotif) {
         $detail = array('mail' => 'creator', 'before' => $delayNotif);
         if ($subject) {
             $detail['subject'] = $subject;
         }
         if ($body) {
             $detail['body'] = $body;
         }
         $todolib->addTodo($delayAfter - $delayNotif, $event, 'todo', $todoId, "", $detail);
     }
     return array('trackerId' => $trackerId, 'todoId' => $todoId);
 }

 function getSize($TextString, $Format = "")
 {
     $Angle = isset($Format["Angle"]) ? $Format["Angle"] : 0;
     $ShowLegend = isset($Format["ShowLegend"]) ? $Format["ShowLegend"] : FALSE;
     $LegendOffset = isset($Format["LegendOffset"]) ? $Format["LegendOffset"] : 5;
     $DrawArea = isset($Format["DrawArea"]) ? $Format["DrawArea"] : FALSE;
     $FontSize = isset($Format["FontSize"]) ? $Format["FontSize"] : 12;
     $Height = isset($Format["Height"]) ? $Format["Height"] : 30;
     $TextString = $this->encode39($TextString);
     $BarcodeLength = strlen($this->Result);
     if ($DrawArea) {
         $WOffset = 20;
     } else {
         $WOffset = 0;
     }
     if ($ShowLegend) {
         $HOffset = $FontSize + $LegendOffset + $WOffset;
     } else {
         $HOffset = 0;
     }
     $X1 = cos($Angle * PI / 180) * ($WOffset + $BarcodeLength);
     $Y1 = sin($Angle * PI / 180) * ($WOffset + $BarcodeLength);
     $X2 = $X1 + cos(($Angle + 90) * PI / 180) * ($HOffset + $Height);
     $Y2 = $Y1 + sin(($Angle + 90) * PI / 180) * ($HOffset + $Height);
     $AreaWidth = max(abs($X1), abs($X2));
     $AreaHeight = max(abs($Y1), abs($Y2));
     return array("Width" => $AreaWidth, "Height" => $AreaHeight);
 }

 /**
  * Test case for oePayPalIPNRequestPaymentSetter::getRequestOrderPayment
  * Test case for oePayPalIPNRequestPaymentSetter::setRequestOrderPayment
  * Test case for oePayPalIPNRequestPaymentSetter::_prepareOrderPayment
  * Test case for oePayPalIPNRequestPaymentSetter::getRequest
  * Test case for oePayPalIPNRequestPaymentSetter::getAction
  * Test case for oePayPalIPNRequestPaymentSetter::getAmount
  *
  * @param array  $aParams        parameters for POST imitating PayPal.
  * @param string $expectedAction Expected action for resulting payment.
  *
  * @dataProvider providerGetRequestOrderPayment
  */
 public function testGetRequestOrderPayment($aParams, $expectedAction)
 {
     $oPayPalExpectedPayment = new oePayPalOrderPayment();
     if (!empty($aParams)) {
         $oPayPalExpectedPayment->setStatus($aParams['payment_status']);
         $oPayPalExpectedPayment->setTransactionId($aParams['txn_id']);
         $oPayPalExpectedPayment->setCurrency($aParams['mc_currency']);
         $oPayPalExpectedPayment->setAmount(abs($aParams['mc_gross']));
         $oPayPalExpectedPayment->setAction($expectedAction);
         $correlationId = empty($aParams['correlation_id']) ? $aParams['ipn_track_id'] : $aParams['correlation_id'];
         $oPayPalExpectedPayment->setCorrelationId($correlationId);
         $oPayPalExpectedPayment->setDate(date('Y-m-d H:i:s', strtotime($aParams['payment_date'])));
     } else {
         $oPayPalExpectedPayment->setStatus(null);
         $oPayPalExpectedPayment->setTransactionId(null);
         $oPayPalExpectedPayment->setCurrency(null);
         $oPayPalExpectedPayment->setAmount(null);
         $oPayPalExpectedPayment->setCorrelationId(null);
         $oPayPalExpectedPayment->setDate(null);
         $oPayPalExpectedPayment->setAction('capture');
     }
     $_POST = $aParams;
     $oRequest = new oePayPalRequest();
     $oPayPalPayment = new oePayPalOrderPayment();
     $oPayPalIPNRequestSetter = new oePayPalIPNRequestPaymentSetter();
     $oPayPalIPNRequestSetter->setRequest($oRequest);
     $oPayPalIPNRequestSetter->setRequestOrderPayment($oPayPalPayment);
     $oRequestOrderPayment = $oPayPalIPNRequestSetter->getRequestOrderPayment();
     $this->assertEquals($oPayPalExpectedPayment, $oRequestOrderPayment, 'Payment object do not have request parameters.');
 }

 /**
  * @param string $name
  * @param int $second
  * @param int $first
  */
 public function customTimeMetric($name, &$second, &$first)
 {
     if (empty($second) || empty($first)) {
         return;
     }
     $this->customMetric($name, round(abs($second - $first) * 1000, 0));
 }

 /**
  * @param mixed:\DateInterval|\DateInterval[] $vars
  * @param \DateInterval $vars,...
  * @return \DateInterval
  */
 public static function sum()
 {
     $intervals = array();
     foreach (func_get_args() as $e) {
         if (is_array($e)) {
             $intervals = array_merge($intervals, array_values($e));
         } else {
             $intervals[] = $e;
         }
     }
     $base = $intervals[0];
     unset($intervals[0]);
     try {
         /* @var $intervals \DateInterval[] */
         $intervals = ParameterConverter::toArray($intervals, '\\DateInterval');
     } catch (\DomainException $e) {
         throw new \InvalidArgumentException('This method only accepts \\DateInterval objects.');
     }
     $s = self::toSeconds($base);
     foreach ($intervals as $interval) {
         /* @var $interval \DateInterval */
         if (!$interval->invert) {
             $s += self::toSeconds($interval);
         } else {
             $s -= self::toSeconds($interval);
         }
     }
     $result = new \DateInterval(sprintf('PT%dS', abs($s)));
     $result = new \DateInterval(self::shortenString($result));
     if ($s < 0) {
         $result->invert = true;
     }
     return $result;
 }

/**
 *
 * Returns array of people containing entity, mutuals (friends), groups (shared) and priority
 * @param Int $guid
 * @param Int $friends_limit
 * @param Int $groups_limit
 * @return Array
 */
function get_suggestions($guid, $friends_of_friends_limit = 10, $groups_members_limit = 10)
{
    $dbprefix = elgg_get_config('dbprefix');
    $guid = sanitize_int($guid);
    $suggestions = array();
    if ($friends_of_friends_limit) {
        // get some friends of friends
        $options = array('selects' => array('COUNT(fof.guid_two) as priority'), 'type' => 'user', 'joins' => array("JOIN {$dbprefix}users_entity ue ON ue.guid = e.guid", "JOIN {$dbprefix}entity_relationships fr ON fr.guid_one = {$guid} AND fr.relationship = 'friend'", "JOIN {$dbprefix}entity_relationships fof ON fof.guid_one = fr.guid_two AND fof.relationship = 'friend'"), "wheres" => array("ue.banned = 'no'", "e.guid NOT IN (SELECT f.guid_two FROM {$dbprefix}entity_relationships f WHERE f.guid_one = {$guid} AND f.relationship = 'friend')", "fof.guid_two = e.guid", "e.guid != {$guid}"), 'group_by' => 'e.guid', 'order_by' => 'priority desc, ue.last_action desc', 'limit' => abs((int) $friends_of_friends_limit));
        $fof = elgg_get_entities($options);
        foreach ($fof as $f) {
            $priority = (int) $f->getVolatileData('select:priority');
            $suggestions[$f->guid] = array('entity' => $f, 'mutuals' => $priority, 'groups' => 0, 'priority' => $priority);
        }
    }
    if ($groups_members_limit) {
        // get some mutual group members
        $options = array('selects' => array('COUNT(mog.guid_two) as priority'), 'type' => 'user', 'joins' => array("JOIN {$dbprefix}users_entity ue ON ue.guid = e.guid", "JOIN {$dbprefix}entity_relationships g ON g.guid_one = {$guid} AND g.relationship = 'member'", "JOIN {$dbprefix}groups_entity ge ON ge.guid = g.guid_two", "JOIN {$dbprefix}entity_relationships mog ON mog.guid_two = g.guid_two AND mog.relationship = 'member'"), "wheres" => array("ue.banned = 'no'", "e.guid NOT IN (SELECT f.guid_two FROM {$dbprefix}entity_relationships f WHERE f.guid_one = {$guid} AND f.relationship = 'friend')", "mog.guid_one = e.guid", "e.guid != {$guid}"), 'group_by' => 'e.guid', 'order_by' => 'priority desc, ue.last_action desc', 'limit' => 3);
        // get members of groups
        $mog = elgg_get_entities($options);
        foreach ($mog as $m) {
            if (!isset($suggestions[$m->guid])) {
                $priority = (int) $m->getVolatileData('select:priority');
                $suggestions[$m->guid] = array('entity' => $m, 'mutuals' => 0, 'groups' => $priority, 'priority' => $priority);
            } else {
                $priority = (int) $m->getVolatileData('select:priority');
                $suggestions[$m->guid]['groups'] = $priority;
                $suggestions[$m->guid]['priority'] += $priority;
            }
        }
    }
    // sort by priority
    usort($suggestions, __NAMESPACE__ . '\\suggested_friends_sorter');
    return $suggestions;
}

 /**
  * Render customer orders list xml
  *
  * @return string
  */
 protected function _toHtml()
 {
     /** @var $ordersXmlObj Mage_XmlConnect_Model_Simplexml_Element */
     $ordersXmlObj = Mage::getModel('xmlconnect/simplexml_element', '<orders></orders>');
     /** @var $orders Mage_Sales_Model_Resource_Order_Collection */
     $orders = Mage::getResourceModel('sales/order_collection')->addFieldToSelect('*')->addFieldToFilter('customer_id', Mage::getSingleton('customer/session')->getCustomer()->getId())->addFieldToFilter('state', array('in' => Mage::getSingleton('sales/order_config')->getVisibleOnFrontStates()))->setOrder('created_at', 'desc');
     /** @var $request Mage_Core_Controller_Request_Http */
     $request = $this->getRequest();
     /**
      * Apply offset and count
      */
     $count = abs((int) $request->getParam('count', 0));
     $count = $count ? $count : self::ORDERS_LIST_LIMIT;
     $offset = abs((int) $request->getParam('offset', 0));
     $ordersXmlObj->addAttribute('orders_count', $ordersXmlObj->escapeXml($orders->count()));
     $ordersXmlObj->addAttribute('offset', $ordersXmlObj->escapeXml($offset));
     $orders->clear()->getSelect()->limit($count, $offset);
     $orders->load();
     if ($orders->count()) {
         foreach ($orders as $order) {
             $item = $ordersXmlObj->addChild('item');
             $item->addChild('entity_id', $order->getId());
             $item->addChild('number', $order->getRealOrderId());
             $item->addChild('date', $this->formatDate($order->getCreatedAtStoreDate()));
             if ($order->getShippingAddress()) {
                 $item->addChild('ship_to', $ordersXmlObj->escapeXml($order->getShippingAddress()->getName()));
             }
             $item->addChild('total', $order->getOrderCurrency()->formatPrecision($order->getGrandTotal(), 2, array(), false, false));
             $item->addChild('status', $order->getStatusLabel());
         }
     }
     return $ordersXmlObj->asNiceXml();
 }

 /**
  * CDN图片域名
  *
  * @param string $img  图片地址
  * @param string $path 附加路径
  * @return string 完整URL图片地址
  */
 function cdn_img_url($img, $path = '/')
 {
     if (empty($img) || strpos($img, '://') !== false) {
         return $img;
     }
     if ($img[0] == '/') {
         $path = '';
     }
     /**
      * 当使用本机时，就不用CDN处理了
      */
     if (isset($_GET['local'])) {
         return "{$path}{$img}";
     }
     if (USE_ISLOCAL_JS2CSS || USE_ISLOCAL_IMG) {
         $file_ext = strtolower(strrchr($img, '.'));
         if (USE_ISLOCAL_JS2CSS && ($file_ext == '.js' || $file_ext == '.css')) {
             return "{$path}{$img}";
         }
         if (USE_ISLOCAL_IMG && ($file_ext == '.jpg' || $file_ext == '.jpeg' || $file_ext == '.gif' || $file_ext == '.swf' || $file_ext == '.png')) {
             return "{$path}{$img}";
         }
     }
     /**
      * 分服务器加载
      */
     static $img_hosts = null;
     static $img_count = null;
     if (is_null($img_hosts)) {
         $img_hosts = json_decode(IMG_URLS, true);
         $img_count = count($img_hosts);
     }
     $key = abs(crc32($img)) % $img_count;
     return "{$img_hosts[$key]}{$path}{$img}";
 }