PHP isBlank函数代码示例

 /**
  * Pubnub
  *
  * Init the Pubnub Client API
  *
  * @param string $publish_key required key to send messages.
  * @param string $subscribe_key required key to receive messages.
  * @param string $secret_key optional key to sign messages.
  * @param string $origin optional setting for cloud origin.
  * @param boolean $ssl required for 2048 bit encrypted messages.
  */
 function Pubnub($publish_key = 'demo', $subscribe_key = 'demo', $secret_key = false, $cipher_key = false, $ssl = false, $origin = false, $pem_path = false)
 {
     $this->SESSION_UUID = $this->uuid();
     $this->PUBLISH_KEY = $publish_key;
     $this->SUBSCRIBE_KEY = $subscribe_key;
     $this->SECRET_KEY = $secret_key;
     if (!isBlank($cipher_key)) {
         $this->CIPHER_KEY = $cipher_key;
     }
     $this->SSL = $ssl;
     if ($pem_path != false) {
         $this->PEM_PATH = $pem_path;
     }
     if ($origin) {
         $this->ORIGIN = $origin;
     }
     if ($this->ORIGIN == "PHP.pubnub.com") {
         trigger_error("Before running in production, please contact support@pubnub.com for your custom origin.\nPlease set the origin from PHP.pubnub.com to IUNDERSTAND.pubnub.com to remove this warning.\n", E_USER_NOTICE);
     }
     if ($ssl) {
         $this->ORIGIN = 'https://' . $this->ORIGIN;
     } else {
         $this->ORIGIN = 'http://' . $this->ORIGIN;
     }
 }

 /**
  * Creates and returns a query that fetches the book-variables
  * @return QueryBuilder A Doctrine-Query-Builder
  */
 protected function booklistQueryGet()
 {
     $query = $this->_em->createQueryBuilder()->select(array('b, s'))->from('Babesk\\ORM\\SchbasBook', 'b')->leftJoin('b.subject', 's');
     if (isset($_POST['filterFor']) && !isBlank($_POST['filterFor'])) {
         $query->where('b.title LIKE :filterVar')->orWhere('b.author LIKE :filterVar')->orWhere('b.class LIKE :filterVar')->orWhere('b.bundle LIKE :filterVar')->orWhere('b.price LIKE :filterVar')->orWhere('b.isbn LIKE :filterVar')->orWhere('b.publisher LIKE :filterVar')->orWhere('s.name LIKE :filterVar')->orWhere('s.abbreviation LIKE :filterVar')->setParameter('filterVar', '%' . $_POST['filterFor'] . '%');
     }
     $query->setFirstResult($_POST['pagenumber'] * $_POST['booksPerPage'])->setMaxResults($_POST['booksPerPage']);
     return $query;
 }

 protected function execute($data)
 {
     if (isset($data['foreign_languages']) && !isBlank($data['foreign_languages'])) {
         $this->languageApply(implode('|', $data['foreign_languages']), $data['_multiselectionSelectedOfUsers']);
     } else {
         $this->dieError('Keine Daten bekommen!');
     }
     $this->dieSuccess('Die Fremdsprachen wurden erfolgreich verändert.');
 }

 protected function execute($data)
 {
     if (isset($data['courses']) && !isBlank($data['courses'])) {
         $this->coursesApply(implode('|', $data['courses']), $data['_multiselectionSelectedOfUsers']);
     } else {
         $this->dieError('Keine Daten bekommen');
     }
     $this->dieSuccess('Die Kurse wurden erfolgreich verändert.');
 }

function _moduleContent(&$smarty, $module_name)
{
    //include module files
    include_once "modules/{$module_name}/configs/default.conf.php";
    $lang = get_language();
    $base_dir = dirname($_SERVER['SCRIPT_FILENAME']);
    $lang_file = "modules/{$module_name}/lang/{$lang}.lang";
    if (file_exists("{$base_dir}/{$lang_file}")) {
        include_once "{$lang_file}";
    } else {
        include_once "modules/{$module_name}/lang/en.lang";
    }
    //global variables
    global $arrConf;
    global $arrConfModule;
    global $arrLang;
    global $arrLangModule;
    $arrConf = array_merge($arrConf, $arrConfModule);
    $arrLang = array_merge($arrLang, $arrLangModule);
    //folder path for custom templates
    $base_dir = dirname($_SERVER['SCRIPT_FILENAME']);
    $templates_dir = isset($arrConf['templates_dir']) ? $arrConf['templates_dir'] : 'themes';
    $local_templates_dir = "{$base_dir}/modules/{$module_name}/" . $templates_dir . '/' . $arrConf['theme'];
    $formCampos = array();
    $txtCommand = isset($_POST['txtCommand']) ? $_POST['txtCommand'] : '';
    $oForm = new paloForm($smarty, $formCampos);
    $smarty->assign("asterisk", "Asterisk CLI");
    $smarty->assign("command", $arrLang["Command"]);
    $smarty->assign("txtCommand", htmlspecialchars($txtCommand));
    $smarty->assign("execute", $arrLang["Execute"]);
    $smarty->assign("icon", "modules/{$module_name}/images/pbx_tools_asterisk_cli.png");
    $result = "";
    if (!isBlank($txtCommand)) {
        $result = "<pre>";
        putenv("TERM=vt100");
        putenv("PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin");
        putenv("SCRIPT_FILENAME=" . strtok(stripslashes($txtCommand), " "));
        /* PHP scripts */
        $badchars = array("'", "`", "\\", ";", "\"");
        // Strip off any nasty chars.
        $fixedcmd = str_replace($badchars, "", $txtCommand);
        $ph = popen(stripslashes("asterisk -nrx \"{$fixedcmd}\""), "r");
        while ($line = fgets($ph)) {
            $result .= htmlspecialchars($line);
        }
        pclose($ph);
        $result .= "</pre>";
    }
    if ($result == "") {
        $result = "&nbsp;";
    }
    $smarty->assign("RESPUESTA_SHELL", $result);
    $contenidoModulo = $oForm->fetchForm("{$local_templates_dir}/new.tpl", $arrLang["Asterisk-Cli"], $_POST);
    return $contenidoModulo;
}

 public function execute($dataContainer)
 {
     parent::entryPoint($dataContainer);
     if (isset($_POST['areSelectionsEnabled']) && !isBlank($_POST['areSelectionsEnabled'])) {
         $areSelEnabled = $_POST['areSelectionsEnabled'] == 'true';
         $this->setSelectionsEnabled($areSelEnabled);
     } else {
         http_response_code(400);
         $this->_logger->log('Correct data not send by client.', 'Notice', Null, json_encode(array('postData' => $_POST)));
     }
 }

 public function execute($dataContainer)
 {
     $this->entryPoint($dataContainer);
     if (isset($_POST['joinId']) && !isBlank($_POST['joinId'])) {
         if ($this->joinDelete($_POST['joinId'])) {
             $this->_interface->dieAjax('success', 'Der Benutzer wurde erfolgreich vom Kurs abgemeldet.');
         } else {
             $this->_interface->dieAjax('error', 'Konnte den Benutzer nicht vom Kurs abmelden.');
         }
     } else {
         $this->_interface->dieAjax('error', 'Keine join-Id gegeben');
     }
 }

 /**
  * Parses some input so it can be uploaded to the Db
  */
 protected function inputParse()
 {
     if (!isset($_POST['pricegroupId']) || isBlank($_POST['pricegroupId'])) {
         $_POST['pricegroupId'] = 0;
     }
     $_POST['isSoli'] = isset($_POST['isSoli']) && $_POST['isSoli'] == 'true' ? 1 : 0;
     $_POST['accountLocked'] = $_POST['accountLocked'] == 'true' ? 1 : 0;
     if (isset($_POST['credits'])) {
         $_POST['credits'] = str_replace(',', '.', $_POST['credits']);
     } else {
         $_POST['credits'] = 0;
     }
 }

function fnStripSLD($strInput)
{
    // returns the sld by stripping off the tld and the dot
    // expects a non blank/empty string as input
    if (isBlank($strInput)) {
        $Sld = "";
    } else {
        $Tld = strrchr($strInput, ".");
        if ($Tld == false) {
            $Sld = $strInput;
        } else {
            $Sld = substr($strInput, 0, strlen($strInput) - strlen($Tld));
        }
    }
    return $Sld;
}

 /**
  * ArrowPush
  *
  * Init the ArrowPush Client API
  *
  * @param string $publish_key required key to send messages.
  * @param string $subscribe_key required key to receive messages.
  * @param string $secret_key optional key to sign messages.
  * @param string $origin optional setting for cloud origin.
  * @param boolean $ssl required for 2048 bit encrypted messages.
  */
 function ArrowPush($publish_key = 'demo', $subscribe_key = 'demo', $secret_key = false, $cipher_key = false, $ssl = false, $origin = false)
 {
     $this->SESSION_UUID = $this->uuid();
     $this->PUBLISH_KEY = $publish_key;
     $this->SUBSCRIBE_KEY = $subscribe_key;
     $this->SECRET_KEY = $secret_key;
     if (!isBlank($cipher_key)) {
         $this->CIPHER_KEY = $cipher_key;
     }
     $this->SSL = $ssl;
     if ($origin) {
         $this->ORIGIN = $origin;
     }
     if ($ssl) {
         $this->ORIGIN = 'https://' . $this->ORIGIN;
     } else {
         $this->ORIGIN = 'http://' . $this->ORIGIN;
     }
 }

			<div class="content">
				<input name="ulfile" type="file" class="btn btn-default btn-sm btn-file" id="ulfile" />
				<br />
				<button name="submit" type="submit" class="btn btn-primary btn-sm" id="upload" value="UPLOAD">
					<i class="fa fa-upload icon-embed-btn"></i>
					<?php 
echo gettext("Upload");
?>
				</button>
			</div>
		</div>
	</div>
<?php 
// Experimental version. Writes the user's php code to a file and executes it via a new instance of PHP
// This is intended to prevent bad code from breaking the GUI
if ($_POST['submit'] == "EXECPHP" && !isBlank($_POST['txtPHPCommand'])) {
    puts("<div class=\"panel panel-success responsive\"><div class=\"panel-heading\"><h2 class=\"panel-title\">PHP Response</h2></div>");
    $tmpname = tempnam("/tmp", "");
    $phpfile = fopen($tmpname, "w");
    fwrite($phpfile, "<?php\n");
    fwrite($phpfile, "require_once(\"/etc/inc/config.inc\");\n");
    fwrite($phpfile, "require_once(\"/etc/inc/functions.inc\");\n\n");
    fwrite($phpfile, $_POST['txtPHPCommand'] . "\n");
    fwrite($phpfile, "?>\n");
    fclose($phpfile);
    $output = array();
    exec("/usr/local/bin/php " . $tmpname, $output);
    unlink($tmpname);
    $output = implode("\n", $output);
    print "<pre>" . htmlspecialchars($output) . "</pre>";
    //		echo eval($_POST['txtPHPCommand']);

 protected function filterForQuery($columns, $value)
 {
     if (!empty($columns) && !isBlank($value)) {
         $searches = array();
         $query = '';
         foreach ($columns as $col) {
             if (in_array($col, $this->_filterForColumns)) {
                 $searches[] = "{$col} LIKE '%{$value}%'";
             }
         }
         if (!empty($searches)) {
             $query = 'HAVING ' . implode(' OR ', $searches);
         } else {
             $query = '';
         }
         return $query;
     } else {
         return '';
     }
 }

 /**
  * If value with the $key in array $container is blank, set it to $toSet
  * @param array  $container The array which (maybe) contains an element with
  *                          the key $key
  * @param mixed  $key       The key of the value to check for blank-ness
  * @param mixed  $toSet     The value to set when the original value is blank
  */
 public static function setOnBlank(array &$container, $key, $toSet)
 {
     if (empty($container[$key]) || isBlank($container[$key])) {
         $container[$key] = $toSet;
     }
 }

<?php

include "lib.php";
$connect = dbConn();
// 관리자가 1명이상 있을경우 바로 로그인 페이지로...
$temp = mysql_fetch_array(mysql_query("select count(*) from {$member_table} where is_admin='1'", $connect));
if ($temp[0]) {
    header("location:admin.php");
    mysql_close($connect);
    exit;
}
// 빈문자열인지를 검사
if (isBlank($user_id)) {
    Error("아이디를 입력하셔야 합니다", "");
}
if (isBlank($password1)) {
    Error("비밀번호를 입력하셔야 합니다", "");
}
if (isBlank($password2)) {
    Error("비밀번호 확인을 입력하셔야 합니다", "");
}
if ($password1 != $password2) {
    Error("비밀번호와 비밀번호 확인이 일치하지 않습니다", "");
}
if (isBlank($name)) {
    Error("이름을 입력하셔야 합니다", "");
}
// 관리자 정보 입력
@mysql_query("insert into {$member_table} (user_id,password,name,is_admin,reg_date,level) values ('{$user_id}',password('{$password1}'),'{$name}','1','" . time() . "','1')", $connect) or Error(mysql_error(), "");
mysql_close($connect);
header("location:admin.php");

                   $reconocimientos = generateReconocimientos();
                   //RECID
                   if (!isset($recid)) {
                       $recid = generateRandomString(6);
                   }
                   //RECDIR
                   $recdir = getRecdir($recid);
                   $recurl = "{$SITEURL}/" . preg_replace("/^\\/.+\\/data/", "data", $recdir);
                   //INPUT FILE
                   if (isset($recfile)) {
                       $inprecfile = "<input type='hidden' name='recfile' value='{$recfile}'><input type='hidden' name='recid' value='{$recid}'>";
                   } else {
                       $inprecfile = "";
                   }
                   if (isset($status)) {
                       if (!isBlank($status)) {
                           $rstatus = $RECONSTATUS["{$status}"];
                       } else {
                           $status = 3;
                           $rstatus = "Nuevo";
                       }
                   } else {
                       $status = 3;
                       $rstatus = "Nuevo";
                   }
                   //FORM
                   $buttons .= <<<B
   <tr class="boton">
     <td colspan=2>
t<input class="level3" type="submit" name="action" value="Revisado">
t<input class="level3" type="submit" name="action" value="Aprobado">