PHP Utils::getValidEmailAddress方法代码示例

/**
 * Smarty plugin
 *
 * @package    Smarty
 * @subpackage PluginsFunction
 */
function smarty_function_apretaste_email($params, $template)
{
    // get a valid apretaste email address
    $utils = new Utils();
    $validEmailAddress = $utils->getValidEmailAddress();
    return $validEmailAddress;
}

 /**
  * Function executed when the service is called
  *
  * @param Request
  * @return Response
  * */
 public function _main(Request $request)
 {
     // display help for an specific service
     if (!empty($request->query)) {
         // check if the query passed is a service
         $connection = new Connection();
         $res = $connection->deepQuery("SELECT * FROM service WHERE name = '{$request->query}'");
         if (count($res) > 0) {
             $service = $res[0];
             // update the valid email on the usage text
             $utils = new Utils();
             $validEmailAddress = $utils->getValidEmailAddress();
             $usage = str_replace('{APRETASTE_EMAIL}', $validEmailAddress, $service->usage_text);
             // send variables to the template
             $responseContent = array("name" => $service->name, "description" => $service->description, "category" => $service->category, "usage" => nl2br($usage));
             // create response for an specific service
             $response = new Response();
             $response->subject = "Ayuda para el servicio " . ucfirst($service->name);
             $response->createFromTemplate("service.tpl", $responseContent);
             return $response;
         }
     }
     // create response
     $responseContent = array("userEmail" => $request->email);
     $response = new Response();
     $response->subject = "Ayuda de Apretaste";
     $response->createFromTemplate("basic.tpl", $responseContent);
     return $response;
 }

/**
 * Smarty plugin
 *
 * @package    Smarty
 * @subpackage PluginsFunction
 */
function smarty_function_link($params, $template)
{
    // get params
    $href = $params["href"];
    $caption = $params["caption"];
    // get the body if exist
    if (isset($params["body"])) {
        $body = $params["body"];
    } else {
        $body = "Envie+el+correo+tal+y+como+esta,+ya+esta+preparado+para+usted";
    }
    // get a valid apretaste email address
    $utils = new Utils();
    $validEmailAddress = $utils->getValidEmailAddress();
    // create and return button
    return "<a href='mailto:{$validEmailAddress}?subject={$href}&amp;body={$body}' target='_blank'>{$caption}</a>";
}

/**
 * Smarty plugin
 *
 * @package    Smarty
 * @subpackage PluginsFunction
 */
function smarty_function_button($params, $template)
{
    // get params
    $href = $params["href"];
    $caption = $params["caption"];
    // get the body if exist
    if (isset($params["body"])) {
        $body = $params["body"];
    } else {
        $body = "Envie+el+correo+tal+y+como+esta,+ya+esta+preparado+para+usted";
    }
    // get a valid apretaste email address
    $utils = new Utils();
    $validEmailAddress = $utils->getValidEmailAddress();
    // create and return button
    return "<!--[if mso]>\r\n\t\t<v:roundrect xmlns:v='urn:schemas-microsoft-com:vml' xmlns:w='urn:schemas-microsoft-com:office:word' href='mailto:{$validEmailAddress}?subject={$href}&amp;body={$body}' style='height:36px;v-text-anchor:middle;width:150px;' arcsize='5%' strokecolor='#5dbd00' fillcolor='#5EBB47'>\r\n\t\t<w:anchorlock/>\r\n\t\t<center style='color:#ffffff;font-family:Helvetica, Arial,sans-serif;font-size:16px;'>{$caption}</center>\r\n\t\t</v:roundrect>\r\n\t<![endif]-->\r\n\t<a href='mailto:{$validEmailAddress}?subject={$href}&amp;body={$body}' style='background-color:#5EBB47;border:1px solid #5dbd00;border-radius:3px;color:#ffffff;display:inline-block;font-family:sans-serif;font-size:16px;line-height:44px;text-align:center;text-decoration:none;width:150px;-webkit-text-size-adjust:none;mso-hide:all;'>{$caption}</a>";
}

/**
 * Smarty plugin
 *
 * @package    Smarty
 * @subpackage PluginsFunction
 */
function smarty_function_emailbox($params, $template)
{
    // get params
    $title = $params["title"];
    $from = $params["from"];
    $subject = $params["subject"];
    // get the body and width if exist
    $body = isset($params["body"]) ? $params["body"] : "";
    $width = isset($params["width"]) ? $params["width"] : "250";
    // get a valid apretaste email address
    $utils = new Utils();
    $to = $utils->getValidEmailAddress();
    // construct params for the emailbox
    $leftColWidth = $width * 50 / 397;
    $rightColWidth = $width * 315 / 397;
    $titleWidth = $width * 315 / 397;
    return "\n\t<table style='font-size: 12px;font-family: Verdana; border: 1px solid gray; background:#eeeeee; width:{$width}px;margin-left: 8px;' cellspacing='0' cellpadding='0' width='{$width}'>\n\t\t<tr style='background: #4c9ed9;'>\n\t\t\t<td style='padding: 5px;' align='left' colspan='2'>\n\t\t\t\t<table width='{$width}' cellspacing='0' cellpadding='0' style='margin: 0px;'>\n\t\t\t\t\t<tr>\n\t\t\t\t\t\t<td style='font-family: Verdana; color: white; font-weight: bold;font-size: 12px;' width='{$titleWidth}'>{$title}</td>\n\t\t\t\t\t</tr>\n\t\t\t\t</table>\n\t\t\t</td>\n\t\t</tr>\n\t\t<tr>\n\t\t\t<td style='padding: 5px;' align='right' width='{$leftColWidth}'>De:</td>\n\t\t\t<td align='left'>\n\t\t\t\t<table cellspacing='0' cellpadding='0' style='font-size: 12px;font-family: Lucida console; margin: 5px;background: white; color:black; padding: 5px; border: 1px solid gray; width:{$rightColWidth}px;'>\n\t\t\t\t<tr><td>{$from}</td></tr>\n\t\t\t\t</table>\n\t\t\t</td>\n\t\t</tr>\n\t\t<tr>\n\t\t\t<td style='padding: 5px;' align='right' width='{$leftColWidth}'>Para:</td>\n\t\t\t<td align='left'>\n\t\t\t\t<table cellspacing='0' cellpadding='0' style='font-size: 12px;font-family: Lucida console; margin: 5px;background: white; color:black; width:350px; padding: 5px; border: 1px solid gray;width:{$rightColWidth}px;'>\n\t\t\t\t<tr><td>{$to}</td></tr>\n\t\t\t\t</table>\n\t\t\t</td>\n\t\t</tr>\n\t\t<tr>\n\t\t\t<td style='padding: 5px;' align='right' width='{$leftColWidth}'>Asunto:</td>\n\t\t\t<td align='left'>\n\t\t\t\t<table cellspacing='0' cellpadding='0' style='font-size: 12px;font-family: Lucida console; margin: 5px; background: white; color:black;  padding: 5px; border: 1px solid gray;width:{$rightColWidth}px;' type='text'>\n\t\t\t\t<tr><td>{$subject}</td></tr>\n\t\t\t\t</table>\n\t\t\t</td>\n\t\t</tr>\n\t\t<tr>\n\t\t\t<td valign='top' style='font-size: 12px;padding: 5px; background: white; border-top: 1px solid gray; height:100px; text-align: justify;' colspan='2'>{$body}</td>\n\t\t</tr>\n\t</table>";
}

/**
 * Smarty plugin
 *
 * @package    Smarty
 * @subpackage PluginsFunction
 */
function smarty_function_link($params, $template)
{
    // get params
    $href = $params["href"];
    $caption = $params["caption"];
    // get the body if exist
    if (isset($params["body"])) {
        $body = $params["body"];
    } else {
        $body = "Envie+el+correo+tal+y+como+esta,+ya+esta+preparado+para+usted";
    }
    // create direct link for the sandbox
    $di = \Phalcon\DI\FactoryDefault::getDefault();
    if ($di->get('environment') == "sandbox") {
        $wwwhttp = $di->get('path')['http'];
        $linkto = "{$wwwhttp}/run/display?subject={$href}&body={$body}";
    } else {
        $utils = new Utils();
        $validEmailAddress = $utils->getValidEmailAddress();
        $linkto = "mailto:{$validEmailAddress}?subject={$href}&body={$body}";
    }
    // create and return button
    return "<a href='{$linkto}'>{$caption}</a>";
}

 /**
  * Function executed when the service is called
  * 
  * @param Request
  * @return Response
  * */
 public function _main(Request $request)
 {
     $utils = new Utils();
     $amount = false;
     $receiver = false;
     // get the email and the amount to send
     foreach (explode(" ", $request->query) as $value) {
         // check if it is a valid email
         if (filter_var($value, FILTER_VALIDATE_EMAIL)) {
             $receiver = $value;
         }
         // check if it is a valid money amount
         $number = str_replace(",", ".", $value);
         if (preg_match("/^-?[0-9]+(?:\\.[0-9]{1,2})?\$/", $number)) {
             $amount = $number;
         }
     }
     // return error response if the receiver or the amount are wrong
     if (empty($amount) || empty($receiver)) {
         if (empty($receiver)) {
             $message = "El email de la persona a recibir no es correcto. Puede que usted halla escrito el email mal por error.";
         } else {
             $message = "La cantidad insertada no es correcta, parece que usted inserto un número que no es válido.";
         }
         // update the valid email on the usage text
         $validEmailAddress = $utils->getValidEmailAddress();
         $usage = str_replace('{APRETASTE_EMAIL}', $validEmailAddress, $this->serviceUsage);
         // send response to the user
         $responseContent = array("message" => $message, "query" => $request->query, "help" => nl2br($usage));
         $response = new Response();
         $response->subject = "El email o la cantidad a transferir son incorrectas";
         $response->createFromTemplate("invalid.tpl", $responseContent);
         return $response;
     }
     // check if the person exist. If not, message the requestor
     if (!$utils->personExist($receiver)) {
         $responseContent = array("email" => $receiver);
         $response = new Response();
         $response->subject = "El email del destinatario no existe";
         $response->createFromTemplate("inexistent.tpl", $responseContent);
         return $response;
     }
     // check if you have enough credit to transfer
     $profile = $utils->getPerson($request->email);
     if ($profile->credit < $amount) {
         // send response to the user
         $responseContent = array("amount" => $amount, "credit" => $profile->credit, "email" => $receiver);
         $template = "nocredit.tpl";
         if ($request->subject == "PURCHASE") {
             $template = "nocreditPurchase.tpl";
             $responseContent = array_merge($responseContent, array("nameOfItemToPurchase" => $request->body));
         }
         $response = new Response();
         $response->subject = "Usted no tiene suficiente credito";
         $response->createFromTemplate($template, $responseContent);
         return $response;
     }
     // save the transfer intention in the database
     $confirmationHash = $utils->generateRandomHash();
     $inventory_code = $request->subject == "PURCHASE" ? $request->name : "NULL";
     $query = "INSERT INTO transfer(sender,receiver,amount,confirmation_hash,inventory_code) VALUES ('{$request->email}', '{$receiver}', '{$amount}', '{$confirmationHash}', '{$inventory_code}')";
     $connection = new Connection();
     $connection->deepQuery($query);
     // create the variables for the view
     $template = "confirmation.tpl";
     $responseContent = array("amount" => $amount, "receiver" => $receiver, "hash" => $confirmationHash);
     if ($request->subject == "PURCHASE") {
         $template = "confirmPurchase.tpl";
         $responseContent = array_merge($responseContent, array("nameOfItemToPurchase" => $request->body));
     }
     // email the confirmation to transfer the credits
     $response = new Response();
     $response->subject = "Necesitamos su confirmacion para continuar";
     $response->createFromTemplate($template, $responseContent);
     return $response;
 }

//.........这里部分代码省略.........
         if ($requestsToday == 0) {
             // run the tickets's game
             // @note: este chequeo se hace despues de verificar si es el primer
             // correo del dia, para no preguntar chequear mas veces
             // innecesariamente en el resto del dia
             $stars = $utils->getRaffleStarsOf($rs->email, false);
             if ($stars === 4) {
                 // insert 10 tickets for user
                 $sqlValues = "('{$email}', 'GAME')";
                 $sql = "INSERT INTO ticket(email, origin) VALUES " . str_repeat($sqlValues . ",", 9) . "{$sqlValues};";
                 $connection->deepQuery($sql);
                 // add notification to user
                 $utils->addNotification($rs->email, "GAME", "Haz ganado 10 tickets para Rifa por utilizar Apretaste durante 5 días seguidos", "RIFA", "IMPORTANT");
             }
             $stars++;
         }
         $rs->subject = empty($rs->subject) ? "Respuesta del servicio {$serviceName}" : $rs->subject;
         $rs->content['num_notifications'] = $utils->getNumberOfNotifications($rs->email);
         $rs->content['raffle_stars'] = $stars;
         $rs->content['requests_today'] = $requestsToday;
     }
     // create a new render
     $render = new Render();
     // render the template and echo on the screen
     if ($format == "html") {
         $html = "";
         for ($i = 0; $i < count($responses); $i++) {
             $html .= "<br/><center><small><b>To:</b> " . $responses[$i]->email . ". <b>Subject:</b> " . $responses[$i]->subject . "</small></center><br/>";
             $html .= $render->renderHTML($userService, $responses[$i]);
             if ($i < count($responses) - 1) {
                 $html .= "<br/><hr/><br/>";
             }
         }
         $usage = nl2br(str_replace('{APRETASTE_EMAIL}', $utils->getValidEmailAddress(), $serviceUsageText));
         $html .= "<br/><hr><center><p><b>XML DEBUG</b></p><small>";
         $html .= "<p><b>Owner: </b>{$serviceCreatorEmail}</p>";
         $html .= "<p><b>Category: </b>{$serviceCategory}</p>";
         $html .= "<p><b>Description: </b>{$serviceDescription}</p>";
         $html .= "<p><b>Usage: </b><br/>{$usage}</p></small></center>";
         return $html;
     }
     // echo the json on the screen
     if ($format == "json") {
         return $render->renderJSON($response);
     }
     // render the template email it to the user
     // only save stadistics for email requests
     if ($format == "email") {
         // get the person, false if the person does not exist
         $person = $utils->getPerson($email);
         // if the person exist in Apretaste
         if ($person !== false) {
             // update last access time to current and make person active
             $connection->deepQuery("UPDATE person SET active=1, last_access=CURRENT_TIMESTAMP WHERE email='{$email}'");
         } else {
             $inviteSource = 'alone';
             // alone if the user came by himself, no invitation
             $sql = "START TRANSACTION;";
             // start the long query
             // check if the person was invited to Apretaste
             $invites = $connection->deepQuery("SELECT * FROM invitations WHERE email_invited='{$email}' AND used=0 ORDER BY invitation_time DESC");
             if (count($invites) > 0) {
                 // check how this user came to know Apretaste, for stadistics
                 $inviteSource = $invites[0]->source;
                 // give prizes to the invitations via service invitar
                 // if more than one person invites X, they all get prizes

 /**
  * Respond to a request based on the parameters passed
  * @author salvipascual
  * */
 private function renderResponse($email, $subject, $sender = "", $body = "", $attachments = array(), $format = "html")
 {
     // get the name of the service based on the subject line
     $subjectPieces = explode(" ", $subject);
     $serviceName = strtolower($subjectPieces[0]);
     unset($subjectPieces[0]);
     // get path to the service
     $utils = new Utils();
     $servicePath = $utils->getPathToService($serviceName);
     // check the service requested exists in the services folder
     if (!$servicePath) {
         return "<p>No service \"{$serviceName}\" was found</p>";
     }
     // include the service code
     include_once "{$servicePath}/service.php";
     // check if a subservice is been invoked
     $subServiceName = "";
     if (isset($subjectPieces[1])) {
         $serviceClassMethods = get_class_methods($serviceName);
         if (@preg_grep("/^_{$subjectPieces[1]}\$/i", $serviceClassMethods)) {
             $subServiceName = strtolower($subjectPieces[1]);
             unset($subjectPieces[1]);
         }
     }
     // get the service query
     $query = implode(" ", $subjectPieces);
     // create a new Request object
     $request = new Request();
     $request->email = $email;
     $request->name = $sender;
     $request->subject = $subject;
     $request->body = $body;
     $request->attachments = $attachments;
     $request->service = $serviceName;
     $request->subservice = trim($subServiceName);
     $request->query = trim($query);
     // get details of the service from the XML file
     $xml = simplexml_load_file("{$servicePath}/config.xml");
     $serviceCreatorEmail = trim((string) $xml->creatorEmail);
     $serviceDescription = trim((string) $xml->serviceDescription);
     $serviceCategory = trim((string) $xml->serviceCategory);
     $serviceUsageText = trim((string) $xml->serviceUsage);
     $serviceInsertionDate = date("Y/m/d H:m:s");
     // check if the email is valid
     if (!filter_var($serviceCreatorEmail, FILTER_VALIDATE_EMAIL)) {
         die("Invalid email {$serviceCreatorEmail}");
     }
     // check if the category is valid
     $categories = array('negocios', 'ocio', 'academico', 'social', 'comunicaciones', 'informativo', 'adulto', 'otros');
     if (!in_array($serviceCategory, $categories)) {
         die("Invalid category {$serviceCategory}");
     }
     // create a new service Object of the user type
     $userService = new $serviceName();
     $userService->serviceName = $serviceName;
     $userService->serviceDescription = $serviceDescription;
     $userService->creatorEmail = $serviceCreatorEmail;
     $userService->serviceCategory = $serviceCategory;
     $userService->serviceUsage = $serviceUsageText;
     $userService->insertionDate = $serviceInsertionDate;
     $userService->pathToService = $servicePath;
     $userService->utils = $utils;
     // run the service and get a response
     if (empty($subServiceName)) {
         $response = $userService->_main($request);
     } else {
         $subserviceFunction = "_{$subServiceName}";
         $response = $userService->{$subserviceFunction}($request);
     }
     // a service can return an array of Response or only one.
     // we always treat the response as an array
     $responses = is_array($response) ? $response : array($response);
     // clean the empty fields in the response
     foreach ($responses as $rs) {
         $rs->email = empty($rs->email) ? $email : $rs->email;
         $rs->subject = empty($rs->subject) ? "Respuesta del servicio {$serviceName}" : $rs->subject;
     }
     // create a new render
     $render = new Render();
     // render the template and echo on the screen
     if ($format == "html") {
         $html = "";
         for ($i = 0; $i < count($responses); $i++) {
             $html .= "<br/><center><small><b>Subject:</b> " . $responses[$i]->subject . "</small></center><br/>";
             $html .= $render->renderHTML($userService, $responses[$i]);
             if ($i < count($responses) - 1) {
                 $html .= "<br/><hr/><br/>";
             }
         }
         $usage = nl2br(str_replace('{APRETASTE_EMAIL}', $utils->getValidEmailAddress(), $serviceUsageText));
         $html .= "<br/><hr><center><p><b>XML DEBUG</b></p><small>";
         $html .= "<p><b>Owner: </b>{$serviceCreatorEmail}</p>";
         $html .= "<p><b>Category: </b>{$serviceCategory}</p>";
         $html .= "<p><b>Description: </b>{$serviceDescription}</p>";
         $html .= "<p><b>Usage: </b><br/>{$usage}</p></small></center>";
         return $html;
//.........这里部分代码省略.........

/**
 * Smarty plugin
 *
 * @package    Smarty
 * @subpackage PluginsFunction
 */
function smarty_function_button($params, $template)
{
    // get params
    $href = $params["href"];
    $caption = $params["caption"];
    $color = isset($params["color"]) ? $params["color"] : "green";
    $size = isset($params["size"]) ? $params["size"] : "medium";
    // get the body if exist
    if (isset($params["body"])) {
        $body = $params["body"];
    } else {
        $body = "Envie+el+correo+tal+y+como+esta,+ya+esta+preparado+para+usted";
    }
    // select the color scheema
    switch ($color) {
        case "grey":
            $stroke = '#CCCCCC';
            $fill = '#E6E6E6';
            $text = '#000000';
            break;
        case "blue":
            $stroke = '#2E6DA4';
            $fill = '#337AB7';
            $text = '#FFFFFF';
            break;
        case "red":
            $stroke = '#D43F3A';
            $fill = '#D9534F';
            $text = '#FFFFFF';
            break;
        default:
            $stroke = '#5dbd00';
            $fill = '#5EBB47';
            $text = '#FFFFFF';
    }
    // get the size of the button
    switch ($size) {
        case "small":
            $width = 80;
            $fontsize = 12;
            $height = 20;
            break;
        case "medium":
            $width = 150;
            $fontsize = 16;
            $height = 44;
            break;
        case "large":
            $width = 220;
            $fontsize = 24;
            $height = 48;
            break;
    }
    // create direct link for the sandbox
    $di = \Phalcon\DI\FactoryDefault::getDefault();
    if ($di->get('environment') == "sandbox") {
        $wwwhttp = $di->get('path')['http'];
        $linkto = "{$wwwhttp}/run/display?subject={$href}&body={$body}";
    } else {
        $utils = new Utils();
        $validEmailAddress = $utils->getValidEmailAddress();
        $linkto = "mailto:{$validEmailAddress}?subject={$href}&body={$body}";
    }
    // create and return button
    return "<!--[if mso]>\n\t\t<v:roundrect xmlns:v='urn:schemas-microsoft-com:vml' xmlns:w='urn:schemas-microsoft-com:office:word' href='{$linkto}' style='height:{$height}px;v-text-anchor:middle;width:{$width}px;' arcsize='5%' strokecolor='{$stroke}' fillcolor='{$fill}'>\n\t\t<w:anchorlock/>\n\t\t<center style='color:{$text};font-family:Helvetica, Arial,sans-serif;font-size:{$fontsize}px;'>{$caption}</center>\n\t\t</v:roundrect>\n\t<![endif]-->\n\t<a href='{$linkto}' style='background-color:{$fill};border:1px solid {$stroke};border-radius:3px;color:{$text};display:inline-block;font-family:sans-serif;font-size:{$fontsize}px;line-height:{$height}px;text-align:center;text-decoration:none;width:{$width}px;-webkit-text-size-adjust:none;mso-hide:all;'>{$caption}</a>";
}

//.........这里部分代码省略.........
             // Cycle over each, remove attribute 'class'
             foreach ($elements as $element) {
                 // Empty out the class attribute value
                 $element->parentNode->removeChild($element);
             }
             // get the title from the response
             $nodes = $xpath->query("//th[contains(@class, 'cabecera')]");
             if ($nodes->length > 0) {
                 $title = htmlentities(trim($nodes->item(0)->textContent), ENT_COMPAT, 'UTF-8');
             } else {
                 $title = urldecode(ucwords($query));
             }
             // make the suggestion smaller and separate it from the table
             $nodes = $xpath->query("//div[contains(@class, 'rellink')]");
             if ($nodes->length > 0) {
                 $nodes->item(0)->setAttribute("style", "font-size:small;");
                 $nodes->item(0)->appendChild($doc->createElement("br"));
                 $nodes->item(0)->appendChild($doc->createElement("br"));
             }
             // make the table centered
             $nodes = $xpath->query("//table[contains(@class, 'infobox')]");
             if ($nodes->length > 0) {
                 $nodes->item(0)->setAttribute("border", "1");
                 $nodes->item(0)->setAttribute("width", "100%");
                 $nodes->item(0)->setAttribute('style', 'width:100%;');
             }
             // make the quotes takes the whole screen
             $nodes = $xpath->query("//table[contains(@class, 'wikitable')]");
             for ($i = 0; $i < $nodes->length; $i++) {
                 $nodes->item($i)->setAttribute("width", "100%");
                 $nodes->item($i)->setAttribute("style", "table-layout:fixed; width:100%;");
             }
             // remove all the noresize resources that makes the page wider
             $nodes = $xpath->query("//*[contains(@class, 'noresize')]");
             for ($i = 0; $i < $nodes->length; $i++) {
                 $nodes->item($i)->parentNode->removeChild($nodes->item($i));
             }
             // Load images
             $imagestags = $doc->getElementsByTagName("img");
             $images = array();
             if ($imagestags->length > 0) {
                 foreach ($imagestags as $imgtag) {
                     // get the full path to the image
                     $imgsrc = $imgtag->getAttribute('src');
                     if (substr($imgsrc, 0, 2) == '//') {
                         $imgsrc = 'https:' . $imgsrc;
                     }
                     // ignore all images but the main image
                     if (stripos($imgsrc, '/static/') !== false || stripos($imgsrc, 'increase') !== false || stripos($imgsrc, 'check') !== false || stripos($imgsrc, 'mark') !== false || stripos($imgsrc, 'emblem') !== false || stripos($imgsrc, 'symbol_comment') !== false || stripos($imgsrc, '.svg') !== false) {
                         continue;
                     }
                     // save image as a png file
                     $filePath = "{$wwwroot}/temp/" . $utils->generateRandomHash() . ".png";
                     $content = file_get_contents($imgsrc);
                     imagepng(imagecreatefromstring($content), $filePath);
                     // optimize the png image
                     $utils->optimizeImage($filePath);
                     // save the image in the array for the template
                     $images[] = $filePath;
                     break;
                     // we need an array containing only the first, valid image
                 }
             }
             // remove all the <a> linking images
             $nodes = $xpath->query("//a[contains(@class, 'image')]");
             for ($i = 0; $i < $nodes->length; $i++) {
                 $nodes->item($i)->parentNode->removeChild($nodes->item($i));
             }
             // Output the HTML of our container
             $page = $doc->saveHTML();
             // cleanning the text to look better in the email
             $page = str_replace("<br>", "<br>\n", $page);
             $page = str_replace("<br/>", "<br/>\n", $page);
             $page = str_replace("</p>", "</p>\n", $page);
             $page = str_replace("</h2>", "</h2>\n", $page);
             $page = str_replace("</span>", "</span>\n", $page);
             $page = str_replace("/>", "/>\n", $page);
             $page = str_replace("<p", "<p style=\"text-align:justify;\" align=\"justify\"", $page);
             $page = wordwrap($page, 200, "\n");
             // convert the links to emails
             $apretasteValidEmailAddress = $utils->getValidEmailAddress();
             $page = str_replace("href=\"/wiki/", 'href="mailto:' . $apretasteValidEmailAddress . '?subject=WIKIPEDIA ', $page);
             // strip unnecessary, dangerous tags
             $page = strip_tags($page, '<a><abbr><acronym><address><applet><area><article><aside><audio><b><base><basefont><bdi><bdo><big><blockquote><br><button><canvas><caption><center><cite><code><col><colgroup><command><datalist><dd><del><details><dfn><dialog><dir><div><dl><dt><em><embed><fieldset><figcaption><figure><font><footer><form><frame><frameset><head><header><h1> - <h6><hr><i><iframe><input><ins><kbd><keygen><label><legend><li><link><map><mark><menu><meta><meter><nav><noframes><noscript><object><ol><optgroup><option><output><p><param><pre><progress><q><rp><rt><ruby><s><samp><script><section><select><small><source><span><strike><strong><style><sub><summary><sup><table><tbody><td><textarea><tfoot><th><thead><time><title><tr><track><tt><u><ul><var><video><wbr><h2><h3>');
             // compress the returning code
             $page = preg_replace('/\\s+/S', " ", $page);
             // if the result is too big, hide images and shorten text
             $limit = 1024 * 450;
             $isLarge = false;
             if (strlen($page) > $limit) {
                 $isLarge = true;
                 $images = array();
                 $page = substr($page, 0, $limit);
             }
             // save content into pages that will go to the view
             return array("title" => $title, "body" => $page, "images" => $images, "isLarge" => $isLarge);
         }
     }
     return false;
 }