react-native/website/server/convert.js

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2015-03-23 17:55:49 +00:00
/**
* Copyright (c) 2015-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*/
var fs = require('fs')
var glob = require('glob');
var mkdirp = require('mkdirp');
var optimist = require('optimist');
var path = require('path');
var extractDocs = require('./extractDocs');
var argv = optimist.argv;
function splitHeader(content) {
var lines = content.split('\n');
for (var i = 1; i < lines.length - 1; ++i) {
if (lines[i] === '---') {
break;
}
}
return {
header: i < lines.length - 1 ?
lines.slice(1, i + 1).join('\n') : null,
content: lines.slice(i + 1).join('\n')
};
}
function backtickify(str) {
var escaped = '`' + str.replace(/\\/g, '\\\\').replace(/`/g, '\\`').replace(/{/g, '\\{') + '`';
// Replace require( with require\( so node-haste doesn't replace example
// require calls in the docs
return escaped.replace(/require\(/g, 'require\\(');
}
function execute() {
var MD_DIR = '../docs/';
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var files = glob.sync('src/react-native/docs/*.*');
files.forEach(function(file) {
try {
fs.unlinkSync(file);
} catch(e) {
/* seriously, unlink throws when the file doesn't exist :( */
}
});
var metadatas = {
files: [],
};
function handleMarkdown(content) {
var metadata = {};
// Extract markdown metadata header
var both = splitHeader(content);
if (!both.header) {
return;
}
var lines = both.header.split('\n');
for (var i = 0; i < lines.length - 1; ++i) {
var keyvalue = lines[i].split(':');
var key = keyvalue[0].trim();
var value = keyvalue.slice(1).join(':').trim();
// Handle the case where you have "Community #10"
try { value = JSON.parse(value); } catch(e) { }
metadata[key] = value;
}
if (metadata.sidebar !== false) {
metadatas.files.push(metadata);
}
if (metadata.permalink.match(/^https?:/)) {
return;
}
// Create a dummy .js version that just calls the associated layout
var layout = metadata.layout[0].toUpperCase() + metadata.layout.substr(1) + 'Layout';
var content = (
'/**\n' +
' * @generated\n' +
' * @jsx React.DOM\n' +
' */\n' +
'var React = require("React");\n' +
'var layout = require("' + layout + '");\n' +
'var content = ' + backtickify(both.content) + '\n' +
'var Post = React.createClass({\n' +
' render: function() {\n' +
' return layout({metadata: ' + JSON.stringify(metadata) + '}, content);\n' +
' }\n' +
'});\n' +
// TODO: Use React statics after upgrading React
'Post.content = content;\n' +
'module.exports = Post;\n'
);
var targetFile = 'src/react-native/' + metadata.permalink.replace(/\.html$/, '.js');
mkdirp.sync(targetFile.replace(new RegExp('/[^/]*$'), ''));
fs.writeFileSync(targetFile, content);
}
extractDocs().forEach(handleMarkdown);
var files = glob.sync(MD_DIR + '**/*.*');
files.forEach(function(file) {
var extension = path.extname(file);
if (extension === '.md' || extension === '.markdown') {
var content = fs.readFileSync(file, {encoding: 'utf8'});
handleMarkdown(content);
}
if (extension === '.json') {
var content = fs.readFileSync(file, {encoding: 'utf8'});
metadatas[path.basename(file, '.json')] = JSON.parse(content);
}
});
fs.writeFileSync(
'core/metadata.js',
'/**\n' +
' * @generated\n' +
' * @providesModule Metadata\n' +
' */\n' +
'module.exports = ' + JSON.stringify(metadatas, null, 2) + ';'
);
}
if (argv.convert) {
console.log('convert!');
execute();
}
module.exports = execute;