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+var clipboardAttachment = (function () {
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+ var { classes: Cc, interfaces: Ci, utils: Cu } = Components;
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+
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+ Cu.import('resource://gre/modules/Services.jsm');
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+ Cu.import("resource://gre/modules/NetUtil.jsm");
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+
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+ function getPasteImageType() {
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+ var prefs = Cc["@mozilla.org/preferences-service;1"]
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+ .getService(Ci.nsIPrefService)
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+ .getBranch("clipboard.");
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+ var value = prefs.getIntPref("paste_image_type");
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+
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+ return value;
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+ }
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+
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+ function getOrderedFlavors() {
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+ var flavors = [];
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+
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+ switch (getPasteImageType()) {
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+ case 0:
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+ flavors.push("image/jpeg");
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+ flavors.push("image/jpg");
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+ flavors.push("image/png");
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+ flavors.push("image/gif");
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+ break;
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+ case 1:
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+ default:
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+ flavors.push("image/png");
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+ flavors.push("image/jpeg");
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+ flavors.push("image/jpg");
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+ flavors.push("image/gif");
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+ break;
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+ case 2:
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+ flavors.push("image/gif");
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+ flavors.push("image/jpeg");
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+ flavors.push("image/jpg");
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+ flavors.push("image/png");
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+ break;
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+ }
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+
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+ flavors.push("application/x-moz-file");
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+ flavors.push("text/x-moz-url");
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+ flavors.push("text/uri-list");
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+ flavors.push("text/html");
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+ flavors.push("text/unicode");
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+
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+ return flavors;
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+ }
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+
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+ function getDataFromClipboard() {
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+ var trans = Cc["@mozilla.org/widget/transferable;1"].createInstance(Ci.nsITransferable);
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+
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+ trans.init(null);
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+ var flavors = getOrderedFlavors();
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+ for (i = 0; i < flavors.length; i++) {
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+ trans.addDataFlavor(flavors[i]);
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+ }
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+
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+ Services.clipboard.getData(trans, Services.clipboard.kGlobalClipboard);
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+
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+ var flavor = {};
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+ var data = {};
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+ var len = {};
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+
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+ trans.getAnyTransferData(flavor, data, len);
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+
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+ if (flavor.value === "text/uri-list") {
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+ // if the flavor is text/uri-list, the data will be garbage
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+ // (UTF-8 interpreted as UTF-16?), so we'll get the string again
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+ // using text/unicode which works.
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+ // We'll still return text/uri-list as flavor, though, so the resulting
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+ // string can be handled as a list of URIs.
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+ trans = Cc["@mozilla.org/widget/transferable;1"].createInstance(Ci.nsITransferable);
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+
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+ trans.init(null);
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+ trans.addDataFlavor("text/unicode");
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+
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+ Services.clipboard.getData(trans, Services.clipboard.kGlobalClipboard);
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+
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+ trans.getAnyTransferData(flavor, data, len);
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+
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+ return { flavor: "text/uri-list", data: data.value, length: len.value };
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+ }
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+
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+ return { flavor: flavor.value, data: data.value, length: len.value };
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+ }
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+
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+ function createFile(name) {
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+ var file = FileUtils.getFile("TmpD", [name]);
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+ file.createUnique(Ci.nsIFile.NORMAL_FILE_TYPE, FileUtils.PERMS_FILE);
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+ return file;
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+ }
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+
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+ function writeString(data, name, callback) {
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+ var file = createFile(name);
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+ var ostream = FileUtils.openSafeFileOutputStream(file);
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+ var converter = Cc["@mozilla.org/intl/scriptableunicodeconverter"].createInstance(Ci.nsIScriptableUnicodeConverter);
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+ converter.charset = "UTF-8";
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+ var istream = converter.convertToInputStream(data);
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+
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+ NetUtil.asyncCopy(istream, ostream, function () {
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+ callback(file);
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+ });
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+ }
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+
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+ function showException(ex) {
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+ var stringBundle = document.getElementById("stringBundle");
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+ var promptService = Cc["@mozilla.org/embedcomp/prompt-service;1"].getService(Ci.nsIPromptService);
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+ var title = stringBundle.getString("errorTitle");
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+ var msg = stringBundle.getString("errorMessage") + ": " + ex;
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+ promptService.alert(window, title, msg);
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+ }
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+
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+ function addFileAttachment(file) {
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+ try {
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+ var attachment = FileToAttachment(file);
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+ AddAttachments([attachment]);
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+ createdFiles.push(file);
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+ } catch (ex) {
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+ showException(ex);
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+ }
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+ }
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+
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+ var createdFiles = [];
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+
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+ var my = {
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+ canAttach: function () {
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+ var clipboard = Services.clipboard;
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+ var flavors = getOrderedFlavors();
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+ var hasFlavors = clipboard.hasDataMatchingFlavors(flavors, flavors.length, clipboard.kGlobalClipboard);
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+ return hasFlavors;
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+ },
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+ attachFromClipboard: function () {
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+ try {
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+ if (my.canAttach()) {
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+ var data = getDataFromClipboard();
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+
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+ if (data.flavor.indexOf("image/") === 0) {
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+ var extension = data.flavor === "image/png" ? "png" : (data.flavor === "image/gif" ? "gif" : "jpg");
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+ var file = createFile("image." + extension);
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+ var output = FileUtils.openSafeFileOutputStream(file);
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+ NetUtil.asyncCopy(data.data, output, function () {
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+ addFileAttachment(file);
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+ });
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+ } else if (data.flavor === "text/html") {
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+ var html = data.data.QueryInterface(Ci.nsISupportsString).data;
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+ writeString(data.data, "document.html", function (file) {
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+ addFileAttachment(file);
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+ });
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+ } else if (data.flavor === "text/x-moz-url") {
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+ var text = data.data.QueryInterface(Ci.nsISupportsString).data;
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+ var lines = text.split('\n');
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+ var attachment = Cc["@mozilla.org/messengercompose/attachment;1"].createInstance(Ci.nsIMsgAttachment);
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+ attachment.url = lines[0];
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+ if (lines.length > 1) attachment.name = lines[1];
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+ if (lines.length > 2) attachment.size = lines[2];
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+ AddAttachments([attachment]);
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+ } else if (data.flavor === "text/uri-list") {
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+ var text = data.data.QueryInterface(Ci.nsISupportsString).data;
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+ var lines = text.split('\n');
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+ var attachments = [];
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+ for (i = 0; i < lines.length; i++) {
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+ var attachment = Cc["@mozilla.org/messengercompose/attachment;1"].createInstance(Ci.nsIMsgAttachment);
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+ var fileUri = lines[i];
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+ if (!fileUri.startsWith("file:///")) {
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+ fileUri = OS.Path.toFileURI(fileUri);
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+ }
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+ attachment.url = fileUri;
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+ attachments.push(attachment);
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+ }
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+ AddAttachments(attachments);
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+ } else if (data.flavor === "text/unicode" || data.flavor === "text/plain") {
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+ var text = data.data.QueryInterface(Ci.nsISupportsString).data;
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+ writeString(data.data, "document.txt", function (file) {
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+ addFileAttachment(file);
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+ });
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+ } else if (data.flavor === "application/x-moz-file") {
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+ var file = data.data.QueryInterface(Ci.nsIFile);
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+ var attachment = FileToAttachment(file);
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+ AddAttachments([attachment]);
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+ }
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+ }
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+ } catch (ex) {
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+ showException(ex);
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+ }
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+ },
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+ updateCommand: function () {
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+ var canAttach = my.canAttach();
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+ goSetCommandEnabled("attachFromClipboardCmd", canAttach);
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+ }
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+ };
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+
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+ function unload() {
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+ for (i = 0; i < createdFiles.length; i++) {
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+ createdFiles[i].remove(false);
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+ }
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+ createdFiles = [];
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+ }
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+
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+ window.addEventListener("load", function () {
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+ var menuEditPopup = document.getElementById("menu_EditPopup");
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+ menuEditPopup.addEventListener("popupshowing", my.updateCommand);
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+
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+ var msgComposeWindow = document.getElementById("msgcomposeWindow");
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+ msgComposeWindow.addEventListener("compose-window-close", unload);
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+ msgComposeWindow.addEventListener("compose-window-unload", unload);
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+ });
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+ window.addEventListener("unload", unload);
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+
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+ return my;
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+}());
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SCANIATM
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