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proddy
2021-05-07 10:15:29 +02:00
parent d15aa79d18
commit c6a40d2125
35 changed files with 633 additions and 570 deletions
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136
interface/progmem-generator.js
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@@ -1,91 +1,108 @@
const { resolve, relative, sep } = require('path');
const { readdirSync, existsSync, unlinkSync, readFileSync, createWriteStream } = require('fs');
var zlib = require('zlib');
var mime = require('mime-types');
const { resolve, relative, sep } = require('path')
const {
readdirSync,
existsSync,
unlinkSync,
readFileSync,
createWriteStream,
} = require('fs')
var zlib = require('zlib')
var mime = require('mime-types')
const ARDUINO_INCLUDES = "#include <Arduino.h>\n\n";
const ARDUINO_INCLUDES = '#include <Arduino.h>\n\n'
function getFilesSync(dir, files = []) {
readdirSync(dir, { withFileTypes: true }).forEach(entry => {
const entryPath = resolve(dir, entry.name);
readdirSync(dir, { withFileTypes: true }).forEach((entry) => {
const entryPath = resolve(dir, entry.name)
if (entry.isDirectory()) {
getFilesSync(entryPath, files);
getFilesSync(entryPath, files)
} else {
files.push(entryPath);
files.push(entryPath)
}
})
return files;
return files
}
function coherseToBuffer(input) {
return Buffer.isBuffer(input) ? input : Buffer.from(input);
return Buffer.isBuffer(input) ? input : Buffer.from(input)
}
function cleanAndOpen(path) {
if (existsSync(path)) {
unlinkSync(path);
unlinkSync(path)
}
return createWriteStream(path, { flags: "w+" });
return createWriteStream(path, { flags: 'w+' })
}
class ProgmemGenerator {
constructor(options = {}) {
const { outputPath, bytesPerLine = 20, indent = " ", includes = ARDUINO_INCLUDES } = options;
this.options = { outputPath, bytesPerLine, indent, includes };
const {
outputPath,
bytesPerLine = 20,
indent = ' ',
includes = ARDUINO_INCLUDES,
} = options
this.options = { outputPath, bytesPerLine, indent, includes }
}
apply(compiler) {
compiler.hooks.emit.tapAsync(
{ name: 'ProgmemGenerator' },
(compilation, callback) => {
const { outputPath, bytesPerLine, indent, includes } = this.options;
const fileInfo = [];
const writeStream = cleanAndOpen(resolve(compilation.options.context, outputPath));
const { outputPath, bytesPerLine, indent, includes } = this.options
const fileInfo = []
const writeStream = cleanAndOpen(
resolve(compilation.options.context, outputPath),
)
try {
const writeIncludes = () => {
writeStream.write(includes);
writeStream.write(includes)
}
const writeFile = (relativeFilePath, buffer) => {
const variable = "ESP_REACT_DATA_" + fileInfo.length;
const mimeType = mime.lookup(relativeFilePath);
var size = 0;
writeStream.write("const uint8_t " + variable + "[] PROGMEM = {");
const zipBuffer = zlib.gzipSync(buffer);
const variable = 'ESP_REACT_DATA_' + fileInfo.length
const mimeType = mime.lookup(relativeFilePath)
var size = 0
writeStream.write('const uint8_t ' + variable + '[] PROGMEM = {')
const zipBuffer = zlib.gzipSync(buffer)
zipBuffer.forEach((b) => {
if (!(size % bytesPerLine)) {
writeStream.write("\n");
writeStream.write(indent);
writeStream.write('\n')
writeStream.write(indent)
}
writeStream.write("0x" + ("00" + b.toString(16).toUpperCase()).substr(-2) + ",");
size++;
});
writeStream.write(
'0x' + ('00' + b.toString(16).toUpperCase()).substr(-2) + ',',
)
size++
})
if (size % bytesPerLine) {
writeStream.write("\n");
writeStream.write('\n')
}
writeStream.write("};\n\n");
writeStream.write('};\n\n')
fileInfo.push({
uri: '/' + relativeFilePath.replace(sep, '/'),
mimeType,
variable,
size
});
};
size,
})
}
const writeFiles = () => {
// process static files
const buildPath = compilation.options.output.path;
const buildPath = compilation.options.output.path
for (const filePath of getFilesSync(buildPath)) {
const readStream = readFileSync(filePath);
const relativeFilePath = relative(buildPath, filePath);
writeFile(relativeFilePath, readStream);
const readStream = readFileSync(filePath)
const relativeFilePath = relative(buildPath, filePath)
writeFile(relativeFilePath, readStream)
}
// process assets
const { assets } = compilation;
const { assets } = compilation
Object.keys(assets).forEach((relativeFilePath) => {
writeFile(relativeFilePath, coherseToBuffer(assets[relativeFilePath].source()));
});
writeFile(
relativeFilePath,
coherseToBuffer(assets[relativeFilePath].source()),
)
})
}
const generateWWWClass = () => {
@@ -93,30 +110,39 @@ class ProgmemGenerator {
class WWWData {
${indent}public:
${indent.repeat(2)}static void registerRoutes(RouteRegistrationHandler handler) {
${fileInfo.map(file => `${indent.repeat(3)}handler("${file.uri}", "${file.mimeType}", ${file.variable}, ${file.size});`).join('\n')}
${indent.repeat(
2,
)}static void registerRoutes(RouteRegistrationHandler handler) {
${fileInfo
.map(
(file) =>
`${indent.repeat(3)}handler("${file.uri}", "${file.mimeType}", ${
file.variable
}, ${file.size});`,
)
.join('\n')}
${indent.repeat(2)}}
};
`;
`
}
const writeWWWClass = () => {
writeStream.write(generateWWWClass());
writeStream.write(generateWWWClass())
}
writeIncludes();
writeFiles();
writeWWWClass();
writeIncludes()
writeFiles()
writeWWWClass()
writeStream.on('finish', () => {
callback();
});
callback()
})
} finally {
writeStream.end();
writeStream.end()
}
}
);
},
)
}
}
module.exports = ProgmemGenerator;
module.exports = ProgmemGenerator