added toolbar; functionality includes refresh button to get back to original page, print article, email a link to the article with a personal note

git-svn-id: http://arc90labs-readability.googlecode.com/svn/trunk@31 d4e419ec-0920-11de-bbfd-a7c1bc4c261e
author: davehauenstein <davehauenstein@d4e419ec-0920-11de-bbfd-a7c1bc4c261e> 2009-04-15 22:06:42 +0000
committer: davehauenstein <davehauenstein@d4e419ec-0920-11de-bbfd-a7c1bc4c261e> 2009-04-15 22:06:42 +0000
commit: c53d8d026021f97075fb2f4940ba22793c38fb6e (patch)
tree: c5d7865bc0fd226ecc7525d7de8a1d0b0c5c89fd /email.php
parent: a414fcee8e7dc733443c6a971162d0dd9d0e723f (diff)
download: readability-simple-c53d8d026021f97075fb2f4940ba22793c38fb6e.tar.bz2
readability-simple-c53d8d026021f97075fb2f4940ba22793c38fb6e.zip
1 files changed, 427 insertions, 0 deletions
diff --git a/email.php b/email.php
new file mode 100644
index 0000000..a83b97a
--- /dev/null
+++ b/email.php
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+<?php
+    set_include_path( get_include_path() . PATH_SEPARATOR . 'lib');
+    session_start();
+
+    require_once 'Zend/Filter.php';
+    require_once 'Zend/Filter/StripTags.php';
+    require_once 'Zend/Filter/StringTrim.php';
+
+    $filters = new Zend_Filter();
+    $filters->addFilter(new Zend_Filter_StripTags())
+            ->addFilter(new Zend_Filter_StringTrim());
+
+    $pageTitle  = array_key_exists('pageTitle', $_GET) ? $filters->filter($_GET['pageTitle']) : '';
+    $pageUrl    = array_key_exists('pageUrl', $_GET) ? $filters->filter($_GET['pageUrl']) : '';
+    $page       = 'form';
+    $errors     = array();
+
+    if('post' == strtolower($_SERVER['REQUEST_METHOD']))
+    {
+        // someone sent over an invalid
+        if(!Readability::hasValidParams())
+        {
+            Readability::logMessage("ERROR:Someone tried to send a request with an invalid set of parameters.");
+            die();
+        }
+
+        require_once 'Zend/Validate/EmailAddress.php';
+
+        //FILTER DATA
+
+        $from   = $filters->filter($_POST['from']);
+        $to     = $filters->filter($_POST['to']);
+        $to     = array_map('trim', split(',', $to));
+        $note   = $filters->filter($_POST['note']);
+        $key    = $filters->filter($_POST['key']);
+
+        if(!Readability::validateSecureKey($key))
+        {
+            $errors[] = 'key';
+            Readability::logMessage("ERROR:Someone tried to send an email with an invalid key.");
+        }
+
+        // VALIDATE DATA
+
+        $emailValidator = new Zend_Validate_EmailAddress();
+
+        if(!$emailValidator->isValid($_POST['from']))
+        {
+            $errors[] = 'from';
+        }
+
+        if(count($to) == 0)
+        {
+            $errors[] = 'to';
+        }
+        else
+        {
+            foreach($to as $toAddress)
+            {
+                if(!$emailValidator->isValid($toAddress))
+                {
+                    $errors[] = 'to';
+                    break;
+                }
+            }
+        }
+
+        // NO ERRORS SEND EMAIL
+        if(count($errors) == 0)
+        {
+            // store the from address so it's saved for future use
+            setcookie("from", $from, time()+3600*24*7*4, "/");
+
+            require_once 'Zend/Mail.php';
+            require_once 'Zend/Mail/Transport/Smtp.php';
+
+            $mailer = new Zend_Mail_Transport_Smtp('smtp.googlemail.com', Array(
+                'auth'      => 'login',
+                'username'  => 'readability@arc90.com',
+                'password'  => 'arc90inc',
+                'ssl'       => 'ssl',
+                'port'      => 465,
+            ));
+            $mailer->EOL = "\r\n";    // gmail is fussy about this
+            Zend_Mail::setDefaultTransport($mailer);
+
+            $body = '<html><head>';
+            $body = '</head>';
+            $body = '<body>';
+            $body .= '<div style="font-size: 15px;">';
+            $body .= '<p>This page was sent to you by: '.$from.'</p>';
+            $body .= '<p>Message from sender: </p><p><blockquote>'.stripslashes($note).'</blockquote></p>';
+            $body .= '<p>Just click this link: <a href="'.$pageUrl.'">'.$pageTitle.'</a></p>';
+            $body .= '<hr />';
+            $body .= '<p style="font-size: 90%;">Sent from <a href="http://lab.arc90.com/experiments/readability/">Readability</a> | An <a href="http://www.arc90.com">Arc90</a> lab experiment<p>';
+            $body .= '</div>';
+            $body .= '</body></html>';
+
+            $mail = new Zend_Mail();
+            $mail->setBodyHtml($body);
+            $mail->setFrom($from);
+
+            foreach($to as $toAddress)
+            {
+                $mail->addTo($toAddress);
+            }
+
+            $mail->setSubject("Arc90 Readability: {$pageTitle}");
+
+            try
+            {
+                if(!$mail->send())
+                {
+                    Readability::logMessage("ERROR:There was an error sending the email. [to:".implode(', ', $to).", from:{$from}, notes:{$note}, pageUrl: {$pageUrl}, pageTitle: {$pageTitle}]");
+                }
+                else
+                {
+                    $page = 'complete';
+                }
+            }
+            catch(Exception $e)
+            {
+                Readability::logMessage("ERROR:There was an exception sending the email. [to:".implode(', ', $to).", from:{$from}, notes:{$note}, pageUrl: {$pageUrl}, pageTitle: {$pageTitle}]");
+                Readability::logMessage("ERROR:".$e->getMessage());
+            }
+
+            //header('location: close.html');
+        }
+    } // end of: if method == POST
+
+    elseif('get' == strtolower($_SERVER['REQUEST_METHOD']))
+    {
+        $_SESSION['secureKey'] = Readability::generateSecureKey();
+    }
+
+    class Readability
+    {
+        public static function isError($field, $errors)
+        {
+            if(in_array($field, $errors))
+            {
+                return TRUE;
+            }
+            return FALSE;
+        }
+
+        public static function getErrorClass($field, $errors)
+        {
+            if(in_array($field, $errors))
+            {
+                return 'class = "error"';
+            }
+            return '';
+        }
+
+        public static function getParam($param)
+        {
+            if(isset($_POST) && array_key_exists($param, $_POST))
+            {
+                return $_POST[$param];
+            }
+            elseif(isset($_COOKIE) && array_key_exists($param, $_COOKIE))
+            {
+                return $_COOKIE[$param];
+            }
+            return '';
+        }
+
+        public static function logMessage($message)
+        {
+            $logFile = dirname(__FILE__) . '/log.txt';
+
+            $handle = @fopen($logFile, 'a');
+            if(is_resource($handle))
+            {
+                $message = date('Y-m-d G:i:s') . ' :: ' . $message . "\n";
+                fwrite($handle, $message);
+                fclose($handle);
+            }
+        }
+
+        public static function generateSecureKey($length = 8)
+        {
+            $sucureKey = "";
+            $possible = "012*3456)789b(cdfg#hjkmn@pqrs!tvwx[yz";
+
+            for($x=0; $x < $length; $x++)
+            {
+                $char = substr($possible, mt_rand(0, strlen($possible)-1), 1);
+
+                if (!strstr($sucureKey, $char))
+                {
+                    $sucureKey .= $char;
+                }
+            }
+            return $sucureKey;
+        }
+
+        /**
+         * this adds a small (very small) level of security
+         *
+         * @param string $testKey 
+         * @return void
+         * @author David Hauenstein
+         */
+        public static function validateSecureKey($testKey)
+        {
+            if(!array_key_exists('secureKey', $_SESSION))
+            {
+                $_SESSION['secureKey'] = self::generateSecureKey();
+                return false;
+            }
+            else
+            {
+                if($testKey != $_SESSION['secureKey'])
+                {
+                    return false;
+                }
+            }
+            return true;
+        }
+
+        public static function emailAsLinks($addresses)
+        {
+            $toReturn = '';
+            foreach($addresses as $address)
+            {
+                $toReturn .= '<a href="mailto:'.$address.'">' . $address . '</a>, ';
+            }
+            return substr($toReturn, 0, strlen($toReturn)-2);
+        }
+
+        public static function hasValidParams()
+        {
+            $requiredParams = array('from', 'to', 'note', 'key');
+            $sentParams = array_keys($_POST);
+            foreach($requiredParams as $required)
+            {
+                if(!in_array($required, $sentParams))
+                {
+                    return false;
+                }
+            }
+            return true;
+        }
+    }
+?>
+<?= '<?' ?>xml version="1.0" encoding="utf-8" ?>
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
+<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
+    <head>
+        <title>Readability</title>
+        <script type="text/javascript" charset="utf-8">
+            window.onload = function(){
+                document.getElementById('cancel-email').onclick = function(){
+                    window.location = 'http://davehauenstein.com/readability/close.html';
+                    return false;
+                };
+                document.getElementById('send-email').onclick = function(){
+                    document.getElementById('send-email-form').submit();
+                    return false;
+                };
+            };
+            <?php if($page == "complete"){ ?>
+            timer = setTimeout(function(){
+                window.location = 'close.html';
+            }, 3000);
+            <?php } ?>
+        </script>
+        <style type="text/css" media="screen">
+            *{
+                margin: 0;
+            }
+            #email-container{
+                font-size: 14px;
+                margin: 0;
+                padding: 0;
+                width: 480px;
+                height: 450px;
+                font-family: times, serif;
+                background-color: #fff;
+            }
+            h2{
+                margin: 0 0 10px;
+                background: url(http://lab.arc90.com/experiments/readability/images/email-head.gif) #e2e3e4 no-repeat 15px center;
+                text-indent: -99999px;
+                height: 40px;
+            }
+            form{
+                padding-right: 20px;
+            }
+            label{
+                font-size: 20px;
+                padding-right: 10px;
+                display: block;
+                float: left;
+                width: 100px;
+                text-align: right;
+            }
+            input,
+            textarea{
+                padding: 5px;
+                width: 330px;
+                font-family: times, serif;
+                font-size: 14px;
+                border: solid 1px #999;
+            }
+            input.error{
+                border: solid 2px #c33;
+            }
+            p.error{
+                color: #c33;
+                font-size: 14px;
+            }
+            .helper{
+                font-size: 12px;
+                margin-top: 3px;
+                color: #666;
+            }
+            .details{
+                font-style: italic;
+                font-size: 15px;
+            }
+            .helper,
+            .details{
+                margin-left: 110px; /* add label width + label padding-right */
+            }
+            .section{
+                margin-top: 15px;
+                clear: both;
+            }
+            #note{
+                <?php if(count($errors) > 0){ ?>
+                height: 100px;
+                <?php } else { ?>
+                height: 140px;
+                <?php } ?>
+            }
+            #send-email,
+            #cancel-email{
+                padding: 2px 2px;
+                font-family: times, serif;
+                background-color: #e7e8e9;
+                font-size: 17px;
+                border: solid 2px #666;
+                cursor: pointer;
+            }
+            #send-email{
+                margin-left: 180px;
+                font-weight: bold;
+            }
+            #cancel-email{
+                margin-left: 10px;
+            }
+            .logo{
+                position: absolute;
+                left: 10px;
+                bottom: 10px;
+            }
+            #complete{
+                padding: 20px;
+            }
+            #complete p{
+                margin: 0 0 10px;
+                font-size: 16px;
+            }
+        </style>
+    </head>
+    <body>
+        <div id="email-container">
+            <h2>Email Page</h2>
+
+            <?php if($page == 'form'){ ?>
+            <form action="" method="post" accept-charset="utf-8" id="send-email-form">
+                <div class="section">
+                    <label for="from">From :</label>
+                    <input type="text" name="from" id="from" value="<?php echo Readability::getParam('from') ?>" <?php echo Readability::getErrorClass('from', $errors); ?> />
+                    <?php if(Readability::isError('from', $errors)){ ?>
+                    <p class="helper error">
+                        This field should be a valid email address.
+                    </p>
+                    <?php } ?>
+                </div>
+                <div class="section">
+                    <label for="to">To :</label>
+                    <input type="text" name="to" id="to" value="<?php echo Readability::getParam('to') ?>" <?php echo Readability::getErrorClass('to', $errors); ?> />
+                    <?php if(Readability::isError('to', $errors)){ ?>
+                    <p class="helper error">
+                        Please ensure that all addresses are valid email adderesses.
+                    </p>
+                    <?php } ?>
+                    <p class="helper">
+                        Seperate multiple recipients with commas.
+                    </p>
+                </div>
+                <div class="section">
+                    <label>Sending :</label>
+                    <p class="details">
+                        <?= $pageTitle ?>
+                    </p>
+                </div>
+                <div class="section">
+                    <label for="note">Note :</label>
+                    <textarea name="note" id="note" rows="8" cols="40"><?php echo Readability::getParam('note') ?></textarea>
+                </div>
+                <div class="section">
+                    <button id="send-email">Email Page</button>
+                    <button id="cancel-email">Cancel</button>
+                </div>
+                <img src="http://lab.arc90.com/experiments/readability/images/email-readability.gif" alt="Readability" class="logo" />
+                <input type="hidden" name="pageUrl" value="<?= $pageUrl; ?>" id="pageUrl" />
+                <input type="hidden" name="pageTitle" value="<?= $pageTitle; ?>" id="pageTitle" />
+                <input type="hidden" name="key" value="<?= $_SESSION['secureKey']; ?>" id="key" />
+            </form>
+            <?php }else if($page == "complete"){ ?>
+            <div id="complete">
+                <p>
+                    Thanks for using Readability!
+                </p>
+                <p>
+                    A link to this page has been sent to <?php echo Readability::emailAsLinks($to) ?>
+                </p>
+            </div>
+            <?php } ?>
+        </div>
+    </body>
+</html>
+\ No newline at end of file
author	davehauenstein <davehauenstein@d4e419ec-0920-11de-bbfd-a7c1bc4c261e>	2009-04-15 22:06:42 +0000
committer	davehauenstein <davehauenstein@d4e419ec-0920-11de-bbfd-a7c1bc4c261e>	2009-04-15 22:06:42 +0000
commit	c53d8d026021f97075fb2f4940ba22793c38fb6e (patch)
tree	c5d7865bc0fd226ecc7525d7de8a1d0b0c5c89fd /email.php
parent	a414fcee8e7dc733443c6a971162d0dd9d0e723f (diff)
download	readability-simple-c53d8d026021f97075fb2f4940ba22793c38fb6e.tar.bz2 readability-simple-c53d8d026021f97075fb2f4940ba22793c38fb6e.zip