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|
$.localize = true;
/**************************************************************************************//**
* Global variables
******************************************************************************************/
//Buttons
BUTTON_CREATE = 1;
BUTTON_CLOSE = 2;
//Frequently used helper
helper = new Helper();
apptype = helper.getApplicationType();
//Remember the dialog modes
if (apptype == "photoshop")
{
gSaveDialogMode = app.displayDialogs;
app.displayDialogs = DialogModes.NO; //NOTE: Not in CS4
}
gScriptResult = '';
/**************************************************************************************//**
* Main logic
******************************************************************************************/
try
{
var dialog = new QRCodeDialog();
dialog.createDialog();
if (apptype == "illustrator")
{
alert("Sorry, Adobe Illustrator does not support HTTP connections. Try with Photoshop or InDesign or generate a vector QR Code image at http://www.esponce.com/ .");
}
else if (apptype == "photoshop" || apptype == "indesign")
{
var button = dialog.openDialog();
if (button == BUTTON_CREATE)
{
dialog.make();
}
else //if (button == BUTTON_CLOSE)
{
//Notify 'Actions' no to record the script
gScriptResult = 'cancel';
}
}
else
{
alert("Sorry, this script works only with Photoshop and InDesign.");
}
//Just in case
$.gc();
}
catch (ex)
{
if (ex.number != 8007)
{
//Report error
alert(ex + " (" + SCRIPT_FILE + ":" + ex.line + ")");
}
gScriptResult = 'cancel';
}
//Restore the dialog modes
if (apptype == "photoshop")
{
app.displayDialogs = gSaveDialogMode;
}
//Must be the last thing
gScriptResult;
/**************************************************************************************//**
* QR Code Generator
******************************************************************************************/
function QRCodeDialog()
{
//Initialize
this.params = new QRCodeParameters();
/**************************************************************************************//**
* Creates a dialog window with input elements.
******************************************************************************************/
this.createDialog = function()
{
//Create a new dialog window
var d = new Window("dialog", SCRIPT_NAME + " " + SCRIPT_VERSION);
d.orientation = "row";
d.alignChildren = "fill";
d.marginLeft = 15;
//Stack panel with horizontal orientation
d.grpLeft = d.add("group");
d.grpLeft.orientation = "row";
d.grpLeft.alignChildren = "fill";
d.grpLeft.spacing = 3;
d.grpRight = d.add("group");
d.grpRight.orientation = "row";
d.grpRight.alignChildren = "fill";
d.grpRight.spacing = 3;
/**************************************************************************************/
//Stack panel with vertical orientation
var pnlContent = d.grpLeft.add("group");
pnlContent.orientation = "column";
pnlContent.alignChildren = "fill";
pnlContent.spacing = 3;
//Label + TextBox
pnlContent.add("statictext", undefined, "Content");
d.txtContent = pnlContent.add("edittext", undefined, undefined, {multiline:true, readonly:false});
d.txtContent.preferredSize.width = 300;
d.txtContent.preferredSize.height = 210;
d.txtContent.visible = true;
d.txtContent.helpTip = "Enter content to be encoded into QR Code image.";
d.txtContent.alignment = "fill";
pnlContent.add("statictext", undefined, "Generating QR Code takes some time. Please, be patient...");
pnlContent.add("statictext", undefined, "More info on http://www.esponce.com/about-qr-codes");
//Test
//alert(helper.dump(d.txtContent));
/**************************************************************************************/
//Stack panel with vertical orientation
var pnlProperties = d.grpRight.add("group");
pnlProperties.orientation = "column";
pnlProperties.alignChildren = "fill";
pnlProperties.spacing = 3;
//Label + TextBox
pnlProperties.add("statictext", undefined, "Module Size");
d.txtSize = pnlProperties.add("edittext");
d.txtSize.preferredSize.width = 200;
d.txtSize.visible = true;
d.txtSize.helpTip = "Enter size of a block.";
d.txtSize.alignment = "fill";
//Label + TextBox
pnlProperties.add("statictext", undefined, "Padding");
d.txtPadding = pnlProperties.add("edittext");
d.txtPadding.preferredSize.width = 200;
d.txtPadding.visible = true;
d.txtPadding.helpTip = "Enter padding, value represents number of blocks.";
d.txtPadding.alignment = "fill";
//ComboBox
pnlProperties.add("statictext", undefined, "Version");
d.cmbVersion = pnlProperties.add("dropdownlist");
d.cmbVersion.preferredSize.width = 200;
d.cmbVersion.visible = true;
d.cmbVersion.add("item", "Auto");
for (var i = 1; i <= 40; i++)
{
d.cmbVersion.add("item", "" + i);
}
d.cmbVersion.items[0].selected = true; //Auto
//ComboBox
pnlProperties.add("statictext", undefined, "Encode Mode");
d.cmbEncodeMode = pnlProperties.add("dropdownlist");
d.cmbEncodeMode.preferredSize.width = 200;
d.cmbEncodeMode.visible = true;
d.cmbEncodeMode.add("item", "Byte");
d.cmbEncodeMode.add("item", "Alphanumeric");
d.cmbEncodeMode.add("item", "Numeric");
d.cmbEncodeMode.items[0].selected = true;
//ComboBox
pnlProperties.add("statictext", undefined, "Error Correction");
d.cmbErrorCorrection = pnlProperties.add("dropdownlist");
d.cmbErrorCorrection.preferredSize.width = 200;
d.cmbErrorCorrection.visible = true;
d.cmbErrorCorrection.add("item", "L");
d.cmbErrorCorrection.add("item", "M");
d.cmbErrorCorrection.add("item", "H");
d.cmbErrorCorrection.add("item", "Q");
d.cmbErrorCorrection.items[1].selected = true;
/**************************************************************************************/
//Buttons on the right side of the dialog
var pnlButtons = pnlProperties.add("group");
pnlButtons.orientation = "row";
pnlButtons.alignment = "right";
pnlButtons.alignChildren = "bottom";
//pnlButtons.marginTop = 30; //Does not work in Photoshop
//Work-around for spacing
pnlButtons.add("statictext", undefined, "\n\n\n", {multiline: true});
//Buttons
d.btnCreate = pnlButtons.add("button", undefined, "Create");
d.btnClose = pnlButtons.add("button", undefined, "Close");
d.defaultElement = d.btnCreate;
d.cancelElement = d.btnClose;
this.dialog = d;
this.setParameters(this.params);
}
/**************************************************************************************//**
* Copy stored parameters to input controls on the form.
******************************************************************************************/
this.setParameters = function(p)
{
var d = this.dialog;
d.txtContent.text = p.content;
d.txtSize.text = p.size;
d.txtPadding.text = p.padding;
helper.selectComboBoxItem(d.cmbVersion, p.version);
helper.selectComboBoxItem(d.cmbEncodeMode, p.em);
helper.selectComboBoxItem(d.cmbErrorCorrection, p.ec);
this.params = p;
}
/**************************************************************************************//**
* Copy from input controls to QRCodeParameters object.
******************************************************************************************/
this.getParameters = function()
{
var p = this.params;
var d = this.dialog;
p.content = d.txtContent.text;
p.size = d.txtSize.text;
p.padding = d.txtPadding.text;
p.version = d.cmbVersion.selection.text;
p.em = d.cmbEncodeMode.selection.text.toLowerCase();
p.ec = d.cmbErrorCorrection.selection.text.toLowerCase();
return p;
}
/**************************************************************************************//**
* Open the dialog.
******************************************************************************************/
this.openDialog = function ()
{
this.dialog.onShow = function()
{
}
this.dialog.btnClose.onClick = function()
{
dialog.close(BUTTON_CLOSE);
}
this.dialog.btnCreate.onShow = function ()
{
dialog.getParameters();
dialog.close(BUTTON_CREATE);
}
if (apptype == "photoshop")
{
app.bringToFront();
}
this.dialog.center();
return this.dialog.show();
}
/**************************************************************************************//**
* Make a QR Code
******************************************************************************************/
this.make = function()
{
var format = "svg"; //or "ascii"
var api = new QRCodeAPI();
var p = this.getParameters();
//Just for test
//var qrcode = api.generate("hello world", "svg", 8, 4, undefined, "byte", "M");
//Call web service to generate QR Code matrix
var qrcode = api.generate(p.content, format, p.size, p.padding, p.version, p.em, p.ec);
//Get total width and height
var width = 500;
var height = 500;
if (format == "ascii")
{
//Calculate rows and columns
var length = qrcode.length;
var rs = Math.floor(Math.sqrt(length)); //Number of modules in a row
var s = p.size; //Size of one module in pixels
width = height = rs * s;
}
else
{
//Parse SVG content
var parser = new SimpleXmlParser();
var params = parser.parse(qrcode);
width = parser.width;
height = parser.height;
}
//Create a new document if there is none
if (app.documents.length == 0)
{
if (width == 0 || height == 0)
{
width = 500;
height = 500;
}
switch (apptype)
{
default:
case "photoshop":
app.documents.add(width, height, 72, "QR Code - " + p.content, NewDocumentMode.RGB);
break;
case "indesign":
app.documents.add();
break;
}
}
//Get active document
var doc = app.activeDocument;
//Add a new layer
var page = undefined;
var newLayer = undefined;
switch (apptype)
{
default:
case "photoshop":
newLayer = doc.artLayers.add();
newLayer.name = "QR Code - " + p.content;
//Make sure nothing is selected
doc.selection.deselect();
break;
case "indesign":
newLayer = doc.layers.add({ name: "QR Code - " + p.content });
//Select first page
page = doc.pages.item(0);
break;
}
//Make selections
if (format == "ascii")
{
//Calculate rows and columns
var length = qrcode.length;
var rs = Math.floor(Math.sqrt(length)); //Number of modules in a row
var s = 10; //Size of one module in pixels
//For each row...
for (var iy = 0; iy < rs; iy++)
{
//For each column...
for (var ix = 0; ix < rs; ix++)
{
//Calculate array index
//+1 for new line, note that Adobe JS reads \r\n as one character
var i = iy * (rs + 1) + ix;
//If marked to be selected
if (qrcode[i] == "x")
{
var x = ix * s;
var y = iy * s;
//Selection rectangle
selectedRegion =
[
[x + 0, y + 0],
[x + 0, y + s],
[x + s, y + s],
[x + s, y + 0]
];
//Add to selection
doc.selection.select(selectedRegion, SelectionType.EXTEND);
}
}
}
}
else
{
//Parse SVG content
var parser = new SimpleXmlParser();
var params = parser.parse(qrcode);
var length = params.length;
//Note: starts from 1 to ignore background rectangle
for (var i = 1; i < length; i++)
{
var p = params[i];
var x = p[0];
var y = p[1];
var w = p[2];
var h = p[3];
if (apptype == "photoshop")
{
//Selection rectangle
selectedRegion =
[
[x + 0, y + 0],
[x + 0, y + h],
[x + w, y + h],
[x + w, y + 0]
];
//Add to selection
doc.selection.select(selectedRegion, SelectionType.EXTEND);
}
else if (apptype == "indesign")
{
var f = 0.03; //Factor
var fx = x * f;
var fy = y * f;
var fw = w * f;
var fh = h * f;
page.rectangles.add(newLayer, undefined, undefined,
{
geometricBounds: [fy, fx, fy + fh, fx + fw],
strokeWeight: 0,
strokeColor: doc.swatches.item("None"),
fillColor: doc.swatches.item("Black")
});
}
}
}
if (apptype == "photoshop")
{
//Fill selection with solid color
var squareColor = new RGBColor;
squareColor.hexValue = "000000";
doc.selection.fill(squareColor);
}
}
}
/**************************************************************************************//**
* QR Code parameters
******************************************************************************************/
function QRCodeParameters()
{
//Default values
var txt = app.activeDocument.artLayers.getByName("QR");
this.content = "http://www.test.kx/" + [txt.textItem.contents] + "/";
this.size = 8;
this.padding = 4;
this.version = "auto";
this.em = "byte";
this.ec = "M";
}
/**************************************************************************************//**
* Generates a QR Code using web service.
******************************************************************************************/
function QRCodeAPI()
{
this.generate = function(content, format, size, padding, version, em, ec)
{
var ver = "";
if (typeof version != "undefined" && version > 0)
{
ver = "&version=" + version;
}
//Build URL to generate QR Code matrix
var url = "http://www.esponce.com/api/v3/generate";
url += "?content=" + escape(content);
url += "&format=" + format;
url += "&size=" + size;
url += "&padding=" + padding;
url += ver;
url += "&em=" + em;
url += "&ec=" + ec;
url += "&source=" + apptype;
//alert(url);
//Make a request
var http = new HttpRequest();
var result = http.request(url);
return result;
}
}
/**************************************************************************************//**
* Very basic implementation of XML parser. Works only for specific QR Code SVG images.
******************************************************************************************/
function SimpleXmlParser()
{
this.width = 0;
this.height = 0;
this.parse = function(xml)
{
//Goal is to fill 'result' with array of [x,y,width,height]
var result = [];
//Read line by line
var lines = xml.split("\n");
var length = lines.length;
for (var i = 0; i < length; i++)
{
var line = lines[i];
//Must be a 'rect' tag
if (line.indexOf("<rect") == 0)
{
//Collect numbers from the string
//line = "<rect x="32" y="32" width="8" height="8"..."
var x = line;
x = x.replace("<rect x=\"", "");
x = x.replace("\" y=\"", ",");
x = x.replace("\" y=\"", ",");
x = x.replace("\" width=\"", ",");
x = x.replace("\" height=\"", ",");
x = x.substring(0, x.indexOf("\"", ""));
//Parameters as strings
var list = x.split(",");
//Parameters as int
//params = [32,32,8,8]
var params =
[
parseInt(list[0]),
parseInt(list[1]),
parseInt(list[2]),
parseInt(list[3]),
];
//First rectangle is for background fill - size is the same as overall image size
if (this.width == 0 || this.height == 0)
{
this.width = params[2];
this.height = params[3];
}
//Add to result array
result.push(params);
}
}
return result;
}
this.openDialog = function()
{
//Show dialog
var file = File.openDialog("QR Code as SVG", "*.svg");
//Check if file has been selected
if (!file.exists)
{
return;
}
//Open file for reading
file.open("r");
//Read full file content
var content = file.read(file.length);
//Close file handle
file.close();
//Parse XML content
return parse(content);
}
}
/**************************************************************************************//**
* Very basic implementation of HTTP protocol.
******************************************************************************************/
function HttpRequest()
{
/**************************************************************************************//**
* Makes a HTTP request.
* @param url URL to request
* @param method HTTP method: GET or POST
* @param data Data to be sent in HTTP body
******************************************************************************************/
this.request = function(url, method, data)
{
var result = "";
if (typeof method == "undefined") method = "GET";
if (typeof data == "undefined") data = "";
//Parse url
var https = (url.indexOf("https://") >= 0);
var prefix = (https ? "https://" : "http://");
var start = url.indexOf("/", prefix.length);
var host = url.substring(prefix.length, start);
var path = url.substring(start);
var port = 80;
//Open a TCP socket
var socket = new Socket();
var server = host + ":" + port;
if (socket.open(server, "UTF-8"))
{
//Build HTTP head
var request = method + " " + path + " HTTP/1.1\r\n";
request += "Host: " + host + "\r\n";
request += "User-Agent: QRCode/3.0 (" + helper.getPlatformInfo() + "; " + helper.getApplicationInfo() + "; U; en)\r\n"; //User-Agent: QRCode/3.0 (Windows 7; Adobe Photoshop 11.0; U; en)
request += "Accept: application/json\r\n";
request += "Keep-Alive: 115\r\n";
request += "Connection: keep-alive\r\n";
//Content length when content is present
if (typeof data == "string" && data != "")
{
request += "Content-Length: " + data.length + "\r\n";
}
//Empty line is separator between HTTP head and body
request += "\r\n";
//Build HTTP body
if (typeof data == "string" && data != "")
{
request += data;
}
//Send a request
socket.write(request);
//Get response message
var completed = false;
var parts = [];
while (socket.connected && !socket.eof)
{
var part = socket.read();
parts.push(part);
}
var response = parts.join('');
socket.close()
//Parse response
var space = response.indexOf("\r\n\r\n");
result = response.substring(space + 4); //HTTP body
}
return result;
}
}
/**************************************************************************************//**
* Frequently used methods.
******************************************************************************************/
function Helper()
{
/**************************************************************************************//**
* Gets application name and version, e.g. "Adobe Photoshop 11.0.0"
******************************************************************************************/
this.getApplicationInfo = function()
{
return app.name + " " + app.version;
}
/**************************************************************************************//**
* Gets application type, e.g. "photoshop"
******************************************************************************************/
this.getApplicationType = function()
{
var name = app.name;
if (name.search(/photoshop/i) >= 0)
{
return "photoshop";
}
if (name.search(/illustrator/i) >= 0)
{
return "illustrator";
}
if (name.search(/indesign/i) >= 0)
{
return "indesign";
}
return "";
}
/**************************************************************************************//**
* Gets platform name and version, e.g. "Windows 7"
******************************************************************************************/
this.getPlatformInfo = function()
{
return $.os;
}
/**************************************************************************************//**
* Gets platform type, e.g. "win" or "mac"
******************************************************************************************/
this.getPlatformType = function()
{
var name = $.os;
if (name.search(/windows/i) >= 0)
{
return "win";
}
if (name.search(/macintosh/i) >= 0)
{
return "mac";
}
return "";
}
/**************************************************************************************//**
* Select an item from ComboBox by value.
******************************************************************************************/
this.selectComboBoxItem = function(combobox, value)
{
var length = combobox.items.length;
for (var i = 0; i < length; i++)
{
var item = combobox.items[i];
if (item.toString() == value)
{
item.selected = true;
break;
}
}
}
/**************************************************************************************//**
* Gets properties and values from object.
******************************************************************************************/
this.dump = function(object)
{
var result = "";
for (var property in object)
{
result += property + ': ' + object[property] + '\r\n';
}
return result;
}
} |
