Let there be codez

.gitignore

@@ -0,0 +1 @@
+node_modules

LICENSE

@@ -0,0 +1,22 @@
+Copyright (c) 2011, Honza Pokorny
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+* Redistributions of source code must retain the above copyright notice, this
+  list of conditions and the following disclaimer.
+* Redistributions in binary form must reproduce the above copyright notice,
+  this list of conditions and the following disclaimer in the documentation
+  and/or other materials provided with the distribution.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL HONZA POKORNY BE LIABLE FOR ANY DIRECT, INDIRECT,
+INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

README.md

@@ -0,0 +1,27 @@
+node-thumbnail
+==============
+
+thumbnail all the things
+
+usage:
+
+    thumb [options] source/path dest/path
+
+options:
+
+    -h, --help
+    -v, --version
+
+    -s SUFFIX, --suffix SUFFIX
+    -d, --digest
+    -t TYPE, --hashing-type TYPE
+
+    -w, --width
+
+    -c NUM, --concurency NUM
+
+installation
+------------
+
+    $ brew install imagemagick
+    $ npm install node-thumbnail

bin/thumb

@@ -0,0 +1,16 @@
+#!/usr/bin/env node
+
+var program = require('commander');
+
+program
+  .version('0.0.1')
+  .usage('[options] source/dir dest/dir')
+  .option('-s, --suffix [suffix]', 'Add [suffix] to thumb filename', '_thumb')
+  .option('-d, --digest', 'Use digest for thumb filename')
+  .option('-t, --hashing-type [type]', 'Hashing type sha1, md5. Must be used with -d')
+  .option('-w, --width [width]', 'Thumbnail width in pixels. Default: 800', 800)
+  .option('-c, --concurency [num]', 'Number of workers', 2)
+  .parse(process.argv);
+
+var main = require('../src/thumbnail.js');
+main(program);

package.json

@@ -0,0 +1,27 @@
+{
+  "name": "node-thumbnail",
+  "description": "thumbnail all the things",
+  "keywords": ["thumbnail", "images"],
+  "author": "Honza Pokorny",
+  "version": "0.0.1",
+  "licenses": [{
+    "type": "BSD"
+  }],
+  "engines": {
+    "node": ">=0.4.0"
+  },
+  "bin": {
+    "thumb": "./bin/thumb"
+  },
+  "homepage": "https://github.com/honza/node-thumbnail",
+  "repository": {
+    "type": "git",
+    "url": "git://github.com/honza/node-thumbnail.git"
+  },
+  "dependencies": {
+    "async": ">= 0.1.15",
+    "imagemagick": ">= 0.1.2",
+    "commander": ">= 0.5.1",
+    "underscore": "latest"
+  }
+}

src/thumbnail.js

@@ -0,0 +1,113 @@
+// node-thumbnail
+// (c) 2011 Honza Pokorny
+// Licensed under BSD
+// https://github.com/honza/node-thumbnail
+
+var fs = require('fs');
+var path = require('path');
+var crypto = require('crypto');
+
+var im = require('imagemagick');
+var async = require('async');
+var _ = require('underscore');
+
+var options, settings, queue;
+
+var extensions = [
+  '.jpg',
+  '.jpeg',
+  '.JPG',
+  '.JPEG',
+  '.png',
+  '.PNG'
+];
+
+
+var createQueue = function() {
+
+  queue = async.queue(function (task, callback) {
+
+    if (settings.digest) {
+
+      var hash = crypto.createHash(settings.hashingType);
+      var stream = fs.ReadStream(task.options.srcPath);
+
+      stream.on('data', function(d) {
+        hash.update(d);
+      });
+
+      stream.on('end', function() {
+        var d = hash.digest('hex');
+
+        task.options.dstPath = settings.destination + '/' + d + '_' +
+          settings.width + path.extname(task.options.srcPath);
+
+        im.resize(task.options, function(err, stdout, stderr) {
+          callback();
+        });
+
+      });
+
+    } else {
+      var name = task.options.srcPath;
+      var ext = path.extname(name);
+      var base = path.basename(name, ext);
+
+      task.options.dstPath = settings.destination + '/' + base +
+        settings.suffix + ext;
+
+      im.resize(task.options, function(err, stdout, stderr) {
+        callback();
+      });
+    }
+
+  }, settings.concurency);
+
+  queue.drain = function() {
+    console.log('all items have been processed');
+  };
+};
+
+
+var run = function() {
+  var images = fs.readdirSync(settings.source);
+  images = _.reject(images, function(file) {
+    return _.indexOf(extensions, path.extname(file)) === -1;
+  });
+
+  createQueue();
+
+  _.each(images, function(image) {
+
+    options = {
+      srcPath: settings.source + '/' + image,
+      width: settings.width
+    };
+
+    queue.push({options: options}, function() {
+      console.log(image);
+    });
+
+  });
+};
+
+
+module.exports = function(options) {
+  if (options.args.length != 2) {
+    console.log('Please provide a source and destination directories.');
+    return;
+  }
+
+  if (path.existsSync(options.args[0]) && path.existsSync(options.args[1])) {
+    options.source = options.args[0];
+    options.destination = options.args[1];
+  } else {
+    console.log('Source or destination doesn\'t exist.');
+    return;
+  }
+
+  settings = options;
+
+  run();
+
+};