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font informations and layer extraction #5

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font informations and layer extraction #5

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7d35bd4
Update psd.js
mkdgs Sep 16, 2016
440b132
add fonts informations (names+sizes+color)
mkdgs Sep 16, 2016
be5361a
add -l command export all layer separatly in png
mkdgs Sep 16, 2016
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67 changes: 65 additions & 2 deletions bin/psd.js
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Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,7 @@ program
.version(require('../package.json').version)
.arguments('<file...>')
.option('-c, --convert', 'Convert to PNG file named <FILENAME>.png')
.option('-l, --layer', 'Convert layer to PNG file named <FILENAME>/<LAYERNAME>.png')
.option('-t, --text', 'Extract text content to <FILENAME>.txt')
.option('-o, --open', 'Preview file after conversion (triggers -c option)')
.action(processFiles)
Expand All @@ -39,11 +40,37 @@ function convertFile(filepath, psdPromise, cb) {
});
}

function extractLayerFromFile(filepath, psdPromise, cb) {
var filedir = filepath.replace(/\.psd$/, '');
var start = new Date();
if (!fs.existsSync(filedir)){
fs.mkdirSync(filedir);
}

psdPromise.then(function(psd) {
psd.tree().descendants().forEach(function (node) {
if ( node.isGroup() ) return true;
if (typeof node.text !== 'undefined' ) return true;
if ( node.visible() ) {
node.saveAsPng(filedir+"/" + node.name.replace(/[^a-z0-9]/gi, '_').replace(/(_{2,})/gi, '_')+ ".png").catch(function (err) {
console.log(err.stack);
});
}
});
}).then(function () {
console.log("Finished in " + ((new Date()) - start) + "ms");
}).catch(function (err) {
console.log(err.stack);
});
}

// extract text from PSD file
function extractTextFromFile(filepath, psdPromise, cb) {
var fileText = filepath.replace(/\.psd$/, '.txt');
var fileString = '';

var summarizeFonts = {};
var summarizeFontsColor = {};
var summarizeFontsSizes = {};
psdPromise.then(function(psd) {

psd.tree().export().children.forEach(function(child) {
Expand All @@ -55,8 +82,16 @@ function extractTextFromFile(filepath, psdPromise, cb) {
fileString += '\n' + t.path.join(' > ');
fileString += '\n' + '---';
fileString += '\n\n' + t.text.replace(/\r/g, '\n');
fileString += '\n\n' + t.fontinfo.replace(/\r/g, '\n');
summarizeFonts[t.font.name] = t.font.name;
summarizeFontsColor[t.font.colors] = t.font.colors;
summarizeFontsSizes[t.font.sizes] = t.font.sizes;
});
});
fileString += '\n\n' + '===== SUMMARY =====';
fileString += '\n' + 'FONTS: '+Object.keys(summarizeFonts).join(", ");
fileString += '\n' + 'FONTS COLORS: '+Object.keys(summarizeFontsColor).join(" ");
fileString += '\n' + 'FONTS SIZES: '+Object.keys(summarizeFontsSizes).join(" ");

fs.writeFile(fileText, fileString, function(err) {
if (err) {
Expand Down Expand Up @@ -98,6 +133,14 @@ function processFiles(files, env) {
convertFile(filepath, psdPromise, cb);
});
}

// convert layer to PNG
if (program.layer) {
asyncTasks.push(function(cb) {
extractLayerFromFile(filepath, psdPromise, cb);
});
}

// extract text data
if (program.text) {
asyncTasks.push(function(cb) {
Expand Down Expand Up @@ -146,23 +189,43 @@ function getCommandLine() {
}



function PSDLayer(path, element) {
this.path = path.slice();
this.path.push(element.name);

var self = this;
var convertPtToPx= function (pt) {
var px = pt * 96 / 72;
return Math.round((px*100))*0.01;
};

return {
extractText: function() {
var text = [];

if (typeof element.text !== 'undefined' && element.text !== undefined) {

/*
samples:
{"name":"Novecentosanswide-Bold","sizes":[12.5,12.5,12.5,12.5],"colors":[[19,62,89,255],[19,62,89,255],[19,62,89,255],[19,62,89,255]],"alignment":["center","center","center","center"]}
*/
var f = element.text.font;
font = {};
font.name = f.name ;
font.sizes = convertPtToPx(f.sizes[0]);
font.colors = 'rgba('+f.colors[0].join(', ')+')';
font.alignment = f.alignment[0];

text.push({
path: self.path,
text: element.text.value || null,
font: font,
fontinfo: JSON.stringify(font) || null
});

}

if (typeof(element.children) !== 'undefined') {
element.children.forEach(function(child) {
var layer = new PSDLayer(self.path, child);
Expand Down