SunRed/beebot
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Cause I can

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This commit is contained in:
CBenni 2017-12-10 15:56:37 +01:00
parent 4bb88b8296
commit cec95be43f
1 changed files with 89 additions and 75 deletions
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70
index.js
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@ -34,18 +34,7 @@ for(templateName in templates) {
}
function render(template, url, size) {
return new Promise((resolve, reject) => {
console.log("Getting " + url);
if (url) {
request.get({ url: url, encoding: null }, function (e, r, data) {
if (e) {
reject({ status: (r && r.statusCode || 500), error: e });
return;
}
var img = new Image();
img.src = data;
console.log("image loaded");
function render(template, img, size) {
var width = img.width;
var height = img.height;
if (size && size.height) {
@ -82,7 +71,7 @@ function render(template, url, size) {
var canvas = new Canvas(resultingWidth, resultingHeight);
var ctx = canvas.getContext("2d");
console.log("Drawing template")
console.log("Drawing template "+template.template)
try {
ctx.drawImage(template.image, resultingTemplateLeft, resultingTemplateTop, template.image.width * templateScale, template.image.height * templateScale);
console.log("Drawing done.")
@ -99,12 +88,7 @@ function render(template, url, size) {
}
// return the image and cache it
resolve(canvas);
});
} else {
reject({ status: 400, error: "No url specified" });
}
});
return(canvas);
}
const circleScale = 0.4;
@ -112,9 +96,9 @@ const lineWidthScale = 0.2;
const lowerRightFactor = 0.5 + 0.7071 * circleScale; // %-ual location of the lower right end of the strikethrough line
const upperLeftFactor = 0.5 - 0.7071 * circleScale; // %-ual location of the upper left end of the strikethrough line
app.get("/:templateName/", function (req, res) {
app.get("/:templateName/", async function (req, res) {
if(!templates[req.params.templateName]) return res.status(404).end();
render(templates[req.params.templateName], req.query.url).then((canvas) => {
render(templates[req.params.templateName], await loadImage(req.query.url)).then((canvas) => {
console.log(canvas)
res.setHeader('Content-Type', 'image/png');
canvas.pngStream().pipe(res);
@ -173,19 +157,49 @@ function findEmoji(str) {
return unicodeEmoji;
}
client.on('message', function (message) {
function loadImage(url) {
return new Promise((resolve, reject) => {
console.log("Getting " + url);
if (url) {
request.get({ url: url, encoding: null }, function (e, r, data) {
if (e) {
return reject({ status: (r && r.statusCode || 500), error: e });
}
var img = new Image();
img.src = data;
resolve(img);
})
}
});
}
client.on('message', async function (message) {
console.log(message.cleanContent);
const commandParsed = /^\/(\w+)\b/.exec(message.cleanContent);
if (commandParsed && templates[commandParsed[1]]) {
// get emoji from message
const messageSplit = message.cleanContent.split(" ");
const emoji = findEmoji(message.cleanContent);
if (emoji) render(templates[commandParsed[1]], emoji.url).then(canvas => {
let result = null;
try {
if (emoji) {
let name = emoji.name;
for (var i = 0; i < messageSplit.length && i<3; ++i) {
const commandParsed = /^\/(\w+)\b/.exec(messageSplit[i]);
if (commandParsed && templates[commandParsed[1]]) {
name += commandParsed[1];
if (result === null) result = await loadImage(emoji.url);
result = render(templates[commandParsed[1]], result);
}
}
if (result) {
var messageOptions = {
files: [
{ attachment: canvas.toBuffer(), name: emoji.name + commandParsed[1] + ".png" }
{ attachment: result.toBuffer(), name: name + ".png" }
]
}
message.channel.send("", messageOptions);
});
}
}
} catch(err) {
console.error(err);
}
});