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Code Issues Releases Wiki Activity

Update IMAP node to use new 0.8.x API

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Fixes Issue #96

this necessitates an update to the underlying npm
npm install --force imap
This commit is contained in:
Dave C-J 2013-11-26 19:55:40 +00:00
parent 7040aaa179
commit ab04fcf7c0
2 changed files with 78 additions and 53 deletions
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29
nodes/core/social/61-imap.html
View File

@ -15,23 +15,24 @@
-->
<script type="text/x-red" data-template-name="imap">
<div class="form-row node-input-repeat">
<label for="node-input-repeat"><i class="icon-repeat"></i>Repeat (S)</label>
<input type="text" id="node-input-repeat" placeholder="300">
</div>
<div class="form-row">
<label for="node-input-name"><i class="icon-tag"></i> Name</label>
<input type="text" id="node-input-name" placeholder="Name">
</div>
<div class="form-row node-input-repeat">
<label for="node-input-repeat"><i class="icon-repeat"></i>Repeat (S)</label>
<input type="text" id="node-input-repeat" placeholder="300">
</div>
<div class="form-row">
<label for="node-input-name"><i class="icon-tag"></i> Name</label>
<input type="text" id="node-input-name" placeholder="Name">
</div>
</script>
<script type="text/x-red" data-help-name="imap">
<p>Repeatedly gets a <b>single email</b> from an IMAP server and forwards on as a msg if not already seen.</p>
<p>The subject is loaded into <b>msg.topic</b> and <b>msg.payload</b> is the body text. <b>msg.from</b> is also set if you need it.</p>
<p>Uses the imap module - you also need to pre-configure your email settings in a file emailkeys.js as per below.</p>
<p><pre>module.exports = { service: "Gmail", user: "blahblah@gmail.com", pass: "password", server: "imap.gmail.com", port: "993" }</pre></p>
<p>This <b>must</b> be located in the diectory above node-red.</p>
<p><b>Note:</b> this node <i>only</i> gets the most recent single email from the inbox, so set the repeat (polling) time appropriately.</p>
<p>Repeatedly gets a <b>single email</b> from an IMAP server and forwards on as a msg if not already seen.</p>
<p>The subject is loaded into <b>msg.topic</b> and <b>msg.payload</b> is the plain text body.
If there is text/html then that is returned in <b>msg.html</b>. <b>msg.from</b> and <b>msg.date</b> are also set if you need them.</p>
<p>Uses the imap module - you also need to pre-configure your email settings in a file emailkeys.js as per below.</p>
<p><pre>module.exports = { service: "Gmail", user: "blahblah@gmail.com", pass: "password", server: "imap.gmail.com", port: "993" }</pre></p>
<p>This <b>must</b> be located in the directory above node-red.</p>
<p><b>Note:</b> this node <i>only</i> gets the most recent single email from the inbox, so set the repeat (polling) time appropriately.</p>
</script>
<script type="text/javascript">

102
nodes/core/social/61-imap.js
View File

@ -31,14 +31,12 @@ var imap = new Imap({
password: emailkey.pass,
host: emailkey.server||"imap.gmail.com",
port: emailkey.port||"993",
secure: true
tls: true,
tlsOptions: { rejectUnauthorized: false }
});
function openInbox(cb) {
imap.connect(function(err) {
if (err) util.log("[imap] : error : "+err);
imap.openBox('INBOX', true, cb);
});
imap.openBox('INBOX', true, cb);
}
function ImapNode(n) {
@ -56,42 +54,64 @@ function ImapNode(n) {
}
this.on("input", function(msg) {
openInbox(function(err, mailbox) {
if (err) node.log("error : "+err);
imap.seq.fetch(mailbox.messages.total + ':*', { struct: false },
{ headers: ['from', 'subject'],
body: true,
cb: function(fetch) {
fetch.on('message', function(msg) {
node.log('Read message no. ' + msg.seqno);
var pay = {};
var body = '';
msg.on('headers', function(hdrs) {
pay.from = hdrs.from[0];
pay.topic = hdrs.subject[0];
});
msg.on('data', function(chunk) {
body += chunk.toString('utf8');
});
msg.on('end', function() {
pay.payload = body;
if ((pay.topic !== oldmail.topic)|(pay.payload !== oldmail.payload)) {
oldmail = pay;
//node.log("From: "+pay.from);
node.log("Subj: "+pay.topic);
//node.log("Body: "+pay.payload);
node.send(pay);
}
});
imap.once('ready', function() {
var pay = {};
openInbox(function(err, box) {
//if (err) throw err;
var f = imap.seq.fetch(box.messages.total + ':*', { bodies: ['HEADER.FIELDS (FROM SUBJECT DATE)','TEXT'] });
f.on('message', function(msg, seqno) {
node.log('message: #'+ seqno);
var prefix = '(#' + seqno + ') ';
msg.on('body', function(stream, info) {
var buffer = '';
stream.on('data', function(chunk) {
buffer += chunk.toString('utf8');
});
stream.on('end', function() {
if (info.which !== 'TEXT') {
pay.from = Imap.parseHeader(buffer).from[0];
pay.topic = Imap.parseHeader(buffer).subject[0];
pay.date = Imap.parseHeader(buffer).date[0];
} else {
var parts = buffer.split("Content-Type");
for (var p in parts) {
if (parts[p].indexOf("text/plain") >= 0) {
pay.payload = parts[p].split("\n").slice(1,-2).join("\n").trim();
}
if (parts[p].indexOf("text/html") >= 0) {
pay.html = parts[p].split("\n").slice(1,-2).join("\n").trim();
}
}
//pay.body = buffer;
}
});
});
msg.on('end', function() {
//node.log('Finished: '+prefix);
});
});
}
}, function(err) {
if (err) node.log("error : "+err);
node.log("Done fetching messages.");
imap.logout();
}
);
f.on('error', function(err) {
node.warn('fetch error: ' + err);
});
f.on('end', function() {
if (JSON.stringify(pay) !== oldmail) {
node.send(pay);
oldmail = JSON.stringify(pay);
}
imap.end();
node.log('done fetching message');
});
});
});
imap.connect();
});
imap.on('error', function(err) {
util.log(err);
});
imap.on('end', function() {
//util.log('Connection ended');
});
this.on("close", function() {
@ -100,6 +120,10 @@ function ImapNode(n) {
}
});
this.on("error", function(err) {
node.log("error: ",err);
});
node.emit("input",{});
}
RED.nodes.registerType("imap",ImapNode);