2025-05-12 05:38:44 +09:00

82 lines
2.3 KiB
JavaScript

'use strict';
/**
* Module dependencies.
*/
var utils = require('./lib/utils');
var packageJson = require('./package.json');
var fs = require('fs');
var path = require('path');
var inline = require('web-resource-inliner');
var juiceClient = require('./client');
var cheerio = require('./lib/cheerio');
var juice = juiceClient;
module.exports = juice;
juice.version = packageJson.version;
juice.Selector = utils.Selector;
juice.Property = utils.Property;
juice.utils = utils;
juice.ignoredPseudos = juiceClient.ignoredPseudos;
juice.widthElements = juiceClient.widthElements;
juice.tableElements = juiceClient.tableElements;
juice.nonVisualElements = juiceClient.nonVisualElements;
juice.styleToAttribute = juiceClient.styleToAttribute;
juice.juiceDocument = juiceClient.juiceDocument;
juice.inlineDocument = juiceClient.inlineDocument;
juice.inlineContent = juiceClient.inlineContent;
juice.juiceFile = juiceFile;
juice.juiceResources = juiceResources;
juice.inlineExternal = inlineExternal;
juice.codeBlocks = cheerio.codeBlocks;
function juiceFile(filePath, options, callback) {
// set default options
fs.readFile(filePath, 'utf8', function(err, content) {
if (err) {
return callback(err);
}
options = utils.getDefaultOptions(options); // so we can mutate options without guilt
// Optional support for codeBlocks within optionsFile
if (options.codeBlocks) {
Object.keys(options.codeBlocks).forEach(function(key) {
juice.codeBlocks[key] = options.codeBlocks[key];
});
}
if (!options.webResources.relativeTo) {
var rel = path.dirname(path.relative(process.cwd(),filePath));
options.webResources.relativeTo = rel;
}
juiceResources(content, options, callback);
});
}
function inlineExternal(html, inlineOptions, callback) {
var options = Object.assign({fileContent: html}, inlineOptions);
inline.html(options, callback);
}
function juiceResources(html, options, callback) {
options = utils.getDefaultOptions(options);
var onInline = function(err, html) {
if (err) {
return callback(err);
}
return callback(null,
cheerio(html, { xmlMode: options && options.xmlMode}, juiceClient.juiceDocument, [options])
);
};
options.webResources.relativeTo = options.webResources.relativeTo || options.url; // legacy support
inlineExternal(html, options.webResources, onInline);
}