add templates support and new flat style option

This commit is contained in:
Max Ogden 2014-04-19 01:11:06 -07:00
parent 59c04d33df
commit f97fbf0dd0
6 changed files with 70 additions and 11 deletions

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@ -1,6 +1,7 @@
var fs = require('fs');
var path = require('path');
var SVGO = require('svgo');
var dot = require('dot');
// Initialize what will be used for automatic text measurement.
var Canvas = require('canvas');
@ -14,27 +15,40 @@ try {
} catch(e) {}
canvasContext.font = '11px Verdana, "DejaVu Sans"';
// Template crafting action below.
var dot = require('dot');
var colorscheme = require(path.join(__dirname, 'colorscheme.json'));
var template = fs.readFileSync(path.join(__dirname, 'template.svg'));
var imageTemplate = dot.template(''+template);
function makeTemplate(colorscheme, template) {
// Template crafting action below.
var colorscheme = require(path.join(__dirname, 'templates', (colorscheme || 'default') + '-colorscheme.json'));
var template = fs.readFileSync(path.join(__dirname, 'templates', (template || 'default') + '-template.svg'));
var imageTemplate = dot.template(''+template);
imageTemplate.colorscheme = colorscheme;
return imageTemplate;
}
var defaultTemplate = makeTemplate();
function optimize(string, callback) {
var svgo = new SVGO();
svgo.optimize(string, callback);
}
function makeImage(data, cb) {
function makeImage(data, options, cb) {
if (typeof options === 'function') {
cb = options
options = {}
}
var template = defaultTemplate;
if (options.colorscheme || options.template) {
template = makeTemplate(options.colorscheme, options.template);
}
if (data.colorscheme) {
data.colorA = colorscheme[data.colorscheme].colorA;
data.colorB = colorscheme[data.colorscheme].colorB;
data.colorA = template.colorscheme[data.colorscheme].colorA;
data.colorB = template.colorscheme[data.colorscheme].colorB;
}
data.widths = [
(canvasContext.measureText(data.text[0]).width|0) + 10,
(canvasContext.measureText(data.text[1]).width|0) + 10,
];
var result = imageTemplate(data);
var result = template(data);
// Run the SVG through SVGO.
optimize(result, function(object) { cb(object.data); });
}

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@ -5,10 +5,13 @@ var camp = require('camp').start({
var https = require('https');
var request = require('request');
var fs = require('fs');
var url = require('url');
var badge = require('./badge.js');
var svg2img = require('./svg-to-img.js');
var serverStartTime = new Date((new Date()).toGMTString());
var validTemplates = ['default', 'flat'];
// Analytics
var redis;
@ -96,6 +99,16 @@ var cacheFromIndex = Object.create(null);
function cache(f) {
return function getRequest(data, match, end, ask) {
// parse querystring for specifying template
var reqURL = url.parse(ask.req.url, true);
var badgeOpts = {
template: 'default'
};
var style = reqURL.query.style || 'default';
if (style && validTemplates.indexOf(style) > -1) {
badgeOpts.template = style;
};
// Cache management - no cache, so it won't be cached by GitHub's CDN.
ask.res.setHeader('Cache-Control', 'no-cache, no-store, must-revalidate');
incrMonthlyAnalytics(analytics.vendorMonthly);
@ -104,7 +117,7 @@ function cache(f) {
// Should we return the data right away?
var cached = cacheFromIndex[cacheIndex];
if (cached != null) {
badge(cached.badgeData, makeSend(cached.format, ask.res, end));
badge(cached.badgeData, badgeOpts, makeSend(cached.format, ask.res, end));
return;
}
@ -114,7 +127,7 @@ function cache(f) {
var badgeData = getBadgeData('vendor', data);
badgeData.text[1] = 'unresponsive';
serverUnresponsive = true;
badge(badgeData, makeSend('svg', ask.res, end));
badge(badgeData, badgeOpts, makeSend('svg', ask.res, end));
}, 25000);
f(data, match, function sendBadge(format, badgeData) {

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@ -0,0 +1,16 @@
<svg xmlns="http://www.w3.org/2000/svg" width="{{=it.widths[0]+it.widths[1]}}" height="20">
<linearGradient id="smooth" x2="0" y2="100%">
<stop offset="0" stop-color="#fff" stop-opacity=".1"/>
<stop offset=".1" stop-color="#fff" stop-opacity=".1"/>
<stop offset=".9" stop-color="#fff" stop-opacity=".1"/>
<stop offset="1" stop-color="#fff" stop-opacity=".1"/>
</linearGradient>
<rect width="{{=it.widths[0]+it.widths[1]}}" height="20" fill="{{=it.colorA||"#555"}}"/>
<rect x="{{=it.widths[0]}}" width="{{=it.widths[1]}}" height="20" fill="{{=it.colorB||"#4c1"}}"/>
<rect x="{{=it.widths[0]}}" width="4" height="20" fill="{{=it.colorB||"#4c1"}}"/>
<rect width="{{=it.widths[0]+it.widths[1]}}" height="20" fill="url(#smooth)"/>
<g fill="#fff" text-anchor="middle" font-family="DejaVu Sans,Verdana,Geneva,sans-serif" font-size="11">
<text x="{{=it.widths[0]/2+1}}" y="13">{{=it.text[0]}}</text>
<text x="{{=it.widths[0]+it.widths[1]/2-1}}" y="13">{{=it.text[1]}}</text>
</g>
</svg>

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@ -190,6 +190,22 @@ I made the GitHub Badge Service.
</tr>
</tbody></table>
<h3> Flat Style </h3>
<table><tbody>
<td><img src='/travis/joyent/node.svg?style=flat' alt=''/></td>
<td><code>http://img.shields.io/travis/joyent/node.svg?style=flat</code></td>
</tr>
<td><img src='/travis/joyent/node/v0.6.svg?style=flat' alt=''/></td>
<td><code>http://img.shields.io/travis/joyent/node/v0.6.svg?style=flat</code></td>
</tr>
<td><img src='/gittip/JSFiddle.svg?style=flat' alt=''/></td>
<td><code>http://img.shields.io/gittip/JSFiddle.svg?style=flat</code></td>
</tr>
<td><img src='/coveralls/jekyll/jekyll.svg?style=flat' alt=''/></td>
<td><code>http://img.shields.io/coveralls/jekyll/jekyll.svg?style=flat</code></td>
</tr>
</tbody></table>
<h2> Like This? </h2>
<p>