Created
September 10, 2014 21:42
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A fix for using Gulp with Compass. This will prevent gulp-compass from rendering identical sprites/images every time it runs. Replaces compass.js.
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'use strict'; | |
var PLUGIN_NAME = 'gulp-compass', | |
spawn = require('child_process').spawn, | |
gutil = require('gulp-util'), | |
path = require('path'), | |
which = require('which').sync, | |
defaults = { | |
style: false, | |
comments: true, | |
relative: true, | |
css: 'css', | |
sass: 'sass', | |
image: false, | |
javascript: false, | |
font: false, | |
import_path: false, | |
config_file: false, | |
require: false, | |
logging: true, | |
load_all: false, | |
project: process.cwd(), | |
bundle_exec: false, | |
debug: false, | |
time: false, | |
sourcemap: false, | |
boring: false | |
}, | |
isArray = Array.isArray || function(obj) { | |
return Object.prototype.toString.call(obj) === '[object Array]'; | |
}; | |
module.exports = function(file, opts, callback) { | |
opts = opts || {}; | |
for (var key in defaults) { | |
if (opts[key] === undefined) { | |
opts[key] = defaults[key]; | |
} | |
} | |
var compassExecutable = 'compass', | |
file_path = file.replace(/\\/g, '/'), | |
relative_file_name = path.relative(path.join(opts.project || process.cwd(), opts.sass), file); | |
// check command exist | |
try { | |
if (opts.bundle_exec) { | |
compassExecutable = which('bundle'); | |
} else { | |
compassExecutable = which(compassExecutable); | |
} | |
} catch (err) { | |
if(callback){ | |
callback(127, '', String(err), ''); | |
} | |
return; | |
} | |
var options = []; | |
if (opts.bundle_exec) { | |
options.push('exec', 'compass'); | |
} | |
options.push('compile'); | |
if (process.platform === 'win32') { | |
options.push(opts.project.replace(/\\/g, '/')); | |
} else { | |
options.push(opts.project); | |
} | |
//options.push(file_path); // FIX FOR SPRITES | |
// set compass setting | |
if (opts.environment) { options.push('--environment', opts.environment); } | |
if (opts.config_file) { options.push('-c', opts.config_file); } | |
if (!opts.comments) { options.push('--no-line-comments'); } | |
if (opts.relative) { options.push('--relative-assets'); } | |
if (opts.debug) { options.push('--debug-info'); } | |
if (opts.time) { options.push('--time'); } | |
if (opts.boring) { options.push('--boring'); } | |
if (opts.sourcemap) { options.push('--sourcemap'); } | |
if (opts.font) { options.push('--fonts-dir', opts.font); } | |
if (opts.style) { options.push('--output-style', opts.style); } | |
if (opts.image) { options.push('--images-dir', opts.image); } | |
if (opts.javascript) { options.push('--javascripts-dir', opts.javascript); } | |
options.push('--css-dir', opts.css); | |
options.push('--sass-dir', opts.sass); | |
if (opts.import_path) { | |
if(isArray(opts.import_path)) { | |
opts.import_path.forEach(function(i) { | |
options.push('-I', i); | |
}); | |
} else { | |
options.push('-I', opts.import_path); | |
} | |
} | |
if (opts.load_all) { options.push('--load-all', opts.load_all); } | |
if (opts.require) { | |
if (isArray(opts.require)) { | |
for (var i = 0, len = opts.require.length; i < len; i++) { | |
options.push('--require', opts.require[i]); | |
} | |
} else { | |
options.push('--require', opts.require); | |
} | |
} | |
if (opts.debug) { | |
gutil.log(PLUGIN_NAME + ':', 'Running command:', compassExecutable, options.join(' ')); | |
} | |
var child = spawn(compassExecutable, options, {cwd: opts.project || process.cwd()}), | |
stdout = '', | |
stderr = ''; | |
if (opts.logging) { | |
child.stdout.setEncoding('utf8'); | |
child.stdout.on('data', function (data) { | |
stdout += data; | |
console.log(data); | |
}); | |
child.stderr.setEncoding('utf8'); | |
child.stderr.on('data', function (data) { | |
stderr += data; | |
if (!data.match(/^\u001b\[\d+m$/)) { | |
gutil.log(data); | |
} | |
}); | |
} | |
// support callback | |
child.on('close', function(code) { | |
var new_path; | |
new_path = path.join(opts.project, opts.css, relative_file_name); | |
if(callback){ | |
callback(code, stdout, stderr, new_path); | |
} | |
}); | |
}; |
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