desirae.js/lib/deardesi-browser.js

383 lines
9.8 KiB
JavaScript

/*jshint -W054 */
;(function (exports) {
'use strict';
window.YAML = window.YAML || {};
window.YAML.parse = exports.jsyaml.load || require('jsyaml').load;
// Chrome, Firefox, and even MSIE11+ all support crypto
var crypto = window.crypto || window.msCrypto
, algos
;
// convenience mappings for common digest algorithms
algos = {
'sha1': 'SHA-1'
, 'sha256': 'SHA-256'
, 'sha512': 'SHA-512'
};
// The function to generate a sha1sum is the same as generating any digest
// but here's a shortcut function anyway
function sha1sum(str) {
return hashsum('sha1', str);
}
// a more general convenience function
function hashsum(hash, str) {
// you have to convert from string to array buffer
var ab
// you have to represent the algorithm as an object
, algo = { name: algos[hash] }
;
if ('string' === typeof str) {
ab = str2ab(str);
} else {
ab = str;
}
// All crypto digest methods return a promise
return crypto.subtle.digest(algo, ab).then(function (digest) {
// you have to convert the ArrayBuffer to a DataView and then to a hex String
return ab2hex(digest);
}).catch(function (e) {
// if you specify an unsupported digest algorithm or non-ArrayBuffer, you'll get an error
console.error('sha1sum ERROR');
console.error(e);
throw e;
});
}
// convert from arraybuffer to hex
function ab2hex(ab) {
var dv = new DataView(ab)
, i
, len
, hex = ''
, c
;
for (i = 0, len = dv.byteLength; i < len; i += 1) {
c = dv.getUint8(i).toString(16);
if (c.length < 2) {
c = '0' + c;
}
hex += c;
}
return hex;
}
// convert from string to arraybuffer
function str2ab(stringToEncode, insertBom) {
stringToEncode = stringToEncode.replace(/\r\n/g,"\n");
var utftext = []
, n
, c
;
if (true === insertBom) {
utftext[0] = 0xef;
utftext[1] = 0xbb;
utftext[2] = 0xbf;
}
for (n = 0; n < stringToEncode.length; n += 1) {
c = stringToEncode.charCodeAt(n);
if (c < 128) {
utftext[utftext.length]= c;
}
else if((c > 127) && (c < 2048)) {
utftext[utftext.length] = (c >> 6) | 192;
utftext[utftext.length] = (c & 63) | 128;
}
else {
utftext[utftext.length] = (c >> 12) | 224;
utftext[utftext.length] = ((c >> 6) & 63) | 128;
utftext[utftext.length] = (c & 63) | 128;
}
}
return new Uint8Array(utftext).buffer;
}
exports.hashsum = hashsum;
exports.sha1sum = sha1sum;
}('undefined' !== typeof exports && exports || window));
;(function (exports) {
'use strict';
var fsapi
;
function request() {
}
request.get = function (url/*, query*/) {
// Return a new promise.
return new Promise(function(resolve, reject) {
// Do the usual XHR stuff
var req = new XMLHttpRequest()
;
req.onload = function() {
// This is called even on 404 etc
// so check the status
if (200 === req.status) {
// Resolve the promise with the response text
resolve(req.response);
}
else {
// Otherwise reject with the status text
// which will hopefully be a meaningful error
reject(Error(req.statusText));
}
};
// Handle network errors
req.onerror = function() {
reject(Error("Network Error"));
};
// Make the request
req.open('GET', url);
req.send();
});
};
request.post = function (url/*, query*/, body) {
// Return a new promise.
return new Promise(function(resolve, reject) {
// Do the usual XHR stuff
var req = new XMLHttpRequest()
;
req.onload = function() {
// This is called even on 404 etc
// so check the status
if (200 === req.status) {
// Resolve the promise with the response text
resolve(req.response);
}
else {
// Otherwise reject with the status text
// which will hopefully be a meaningful error
reject(Error(req.statusText));
}
};
// Handle network errors
req.onerror = function() {
reject(Error("Network Error"));
};
req.open('POST', url);
req.setRequestHeader("Content-Type", "application/json;charset=UTF-8");
// Make the request
if ('string' !== typeof body) {
body = JSON.stringify(body);
}
req.send(body);
});
};
exports.fsapi = fsapi = {};
fsapi.getMeta = function (collections, opts) {
opts = opts || {};
var extensions = ''
, dotfiles = ''
, contents = ''
, sha1sum = ''
;
if (Array.isArray(opts.extensions)) {
extensions = '&extensions=' + opts.extensions.join(','); // md,markdown,jade,htm,html
}
if (opts.dotfiles) {
dotfiles = '&dotfiles=true';
}
if (opts.contents) {
contents = '&contents=true';
}
if (false === opts.sha1sum) {
sha1sum = '&sha1sum=false';
}
return request.post('/api/fs/walk?_method=GET' + dotfiles + extensions + contents + sha1sum, {
dirs: collections
}).then(function (resp) {
console.log(collections);
return JSON.parse(resp);
});
};
fsapi.getContents = function (filepaths) {
return request.post('/api/fs/files?_method=GET', {
paths: filepaths
}).then(function (resp) {
return JSON.parse(resp);
});
};
fsapi.getConfig = function () {
return request.get('/config.yml').then(function (resp) {
return exports.YAML.parse(resp);
});
};
fsapi.getConfigs = function (confs) {
var opts = { extensions: ['yml', 'yaml', 'json'], dotfiles: false, contents: true, sha1sum: true }
;
return fsapi.getMeta(confs, opts).then(function (collections) {
var obj = {}
;
Object.keys(collections).forEach(function (key) {
var files = collections[key]
, keyname = key.replace(/\.(json|ya?ml|\/)$/i, '')
;
obj[keyname] = obj[keyname] || {};
files.forEach(function (file) {
var filename = file.name.replace(/\.(json|ya?ml)$/i, '')
, data = {}
;
if (/\.(ya?ml)$/i.test(file.name)) {
console.log();
try {
data = exports.YAML.parse(file.contents) || {};
if ("undefined" === obj[keyname][filename]) {
data = {};
}
} catch(e) {
console.error("Could not parse yaml for " + filename);
console.error(file);
console.error(e);
}
}
else if (/\.(json)$/i.test(file.name)) {
try {
data = JSON.parse(file.contents) || {};
} catch(e) {
console.error("Could not parse json for " + filename);
console.error(file);
console.error(e);
}
} else {
console.error("Not sure what to do with this one...");
console.error(file);
}
obj[keyname][filename] = data;
/*
if (!obj[keyname][filename]) {
obj[keyname][filename] = {};
}
Object.keys(data).forEach(function (key) {
obj[keyname][filename][key] = data[key];
});
*/
});
});
return obj;
});
};
fsapi.getAllPartials = function () {
return fsapi.getConfigs(['partials', 'partials.yml']).then(function (results) {
var partials = {}
;
Object.keys(results.partials).forEach(function (key) {
var partial = partials[key];
Object.keys(partial).forEach(function (prop) {
if (partials[prop]) {
console.warn('partial \'' + prop + '\' overwritten by ' + key);
}
partials[prop] = partial[prop];
});
});
return partials;
});
};
fsapi.getBlogdir = function () {
return request.get('/api/fs').then(function (resp) {
return JSON.parse(resp);
});
};
fsapi.getAllConfigFiles = function () {
return fsapi.getConfigs(['config.yml', 'site.yml', 'authors']).then(function (results) {
var authors = results.authors
, config = results.config.config
, site = results.site.site
;
return { config: config, authors: authors, site: site };
});
};
fsapi.getData = function () {
return request.get('/data.yml').then(function (resp) {
return exports.YAML.parse(resp);
});
};
fsapi.getCache = function () {
return request.get('/cache.json').then(function (resp) {
return JSON.parse(resp);
}).catch(function (/*e*/) {
return {};
}).then(function (obj) {
return obj;
});
};
fsapi.getPartials = function () {
return request.get('/partials.yml').then(function (resp) {
var partials = exports.YAML.parse(resp)
;
return partials;
});
};
fsapi.copy = function (files) {
var body = { files: files };
body = JSON.stringify(body); // this is more or less instant for a few MiB of posts
return request.post('/api/fs/copy', body).then(function (resp) {
var response = JSON.parse(resp)
;
// not accurate for utf8/unicode, but close enough
response.size = body.length;
return response;
});
};
fsapi.putFiles = function (files) {
var body = { files: files };
body = JSON.stringify(body); // this is more or less instant for a few MiB of posts
return request.post('/api/fs/files', body).then(function (resp) {
var response = JSON.parse(resp)
;
// not accurate for utf8/unicode, but close enough
response.size = body.length;
return response;
});
};
}('undefined' !== typeof exports && exports || window));