/**
* Get content based on options
* could either be a html string or a local file
* @param opts
* @returns {{promise: *, tmpfiles: Array}}
*/
function getContentPromise(opts) {
if (!(opts.src || opts.html) || !opts.base) {
return Promise.reject(new Error('A valid source and base path are required.'));
}
// html passed in directly -> create tmp file and set opts.url
if (opts.html) {
return tmp.fileAsync({dir: opts.base, postfix: '.html'})
.then(getFirst)
.then(function (path) {
opts.url = path;
return fs.writeFileAsync(opts.url, opts.html).then(function () {
return opts.html;
});
});
}
// use src file provided
return assertLocal(opts)(opts.src)
.then(function (data) {
// src can either be absolute or relative to opts.base
if (opts.src !== path.resolve(data) && !isExternal(opts.src)) {
opts.url = path.join(opts.base, opts.src);
} else {
opts.url = path.relative(process.cwd(), data);
}
return fs.readFileAsync(opts.url);
});
}
/**
* Get vinyl object based on options
* could either be a html string or a local file.
* If opts.src already is a vinyl object it gets returnd without modifications
* @param {object} opts Options passed to critical
* @returns {promise} resolves to vinyl object
*/
function getVinylPromise(opts) {
if (!(opts.src || opts.html) || !opts.base) {
return Bluebird.reject(new Error('A valid source and base path are required.'));
}
if (isVinyl(opts.src)) {
return new Bluebird(resolve => {
resolve(opts.src);
});
}
const file = new File({
base: opts.base
});
if (opts.src && isExternal(opts.src)) {
file.remotePath = opts.src;
} else if (opts.src) {
file.path = opts.src;
}
if (opts.html) {
const folder = generateSourcePath(opts);
debug('hacky source path folder', folder);
// Html passed in directly -> create tmp file
return tmp.fileAsync({dir: opts.base, postfix: '.html'})
.then(getFirst)
.then(filepath => {
file.path = filepath;
file.path = path.join(folder, path.basename(filepath));
file.base = folder;
file.contents = Buffer.from(opts.html);
gc.addFile(filepath);
return fs.writeFileAsync(filepath, file.contents).then(() => {
return file;
});
});
}
// Use src file provided, fetch content and return vinyl
return assertLocal(opts)(opts.src)
.then(data => {
// Src can either be absolute or relative to opts.base
if (opts.src !== path.resolve(data) && !isExternal(opts.src)) {
file.path = path.join(opts.base, opts.src);
} else {
file.path = path.relative(process.cwd(), data);
}
return fs.readFileAsync(file.path).then(contents => {
file.contents = contents;
return file;
});
});
}
return function (resp) {
var contentType = resp.headers['content-type'];
return tmp.fileAsync(_.assign(opts, {postfix: '.' + mime.extension(contentType)}))
.then(getFirst)
.then(function (path) {
gc.addFile(path);
return fs.writeFileAsync(path, resp.body).then(function () {
return path;
});
});
};