mirror of
https://github.com/Jermolene/TiddlyWiki5
synced 2025-01-14 11:15:41 +00:00
2a56c043d7
It seems to work OK, but could do with more of a user interface for confirmations and so on...
97 lines
3.0 KiB
JavaScript
97 lines
3.0 KiB
JavaScript
/*
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The JavaScript code in this file is executed via `overlay.xul` when Firefox starts up.
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*/
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var TiddlyFox = {
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// Called when the main browser has loaded
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onLoad: function(event) {
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// Register a page load event
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var appcontent = document.getElementById("appcontent");
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if(appcontent){
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appcontent.addEventListener("DOMContentLoaded",TiddlyFox.onPageLoad,true);
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}
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},
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// Called each time a page loads
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onPageLoad: function(event) {
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// Get the document and window
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var doc = event.originalTarget,
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win = doc.defaultView;
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// If it is a TiddlyWiki
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if(TiddlyFox.isTiddlyWiki(doc,win)) {
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alert("TiddlyFox: Enabling TiddlyWiki file saving");
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TiddlyFox.injectPage(doc);
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}
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},
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injectPage: function(doc) {
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// Inject the message box
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var messageBox = doc.createElement("div");
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messageBox.id = "tiddlyfox-message-box";
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messageBox.style.display = "none";
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doc.body.appendChild(messageBox);
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// Attach the event handler to the message box
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messageBox.addEventListener("tiddlyfox-save-file",TiddlyFox.onSaveFile,false);
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// Load the script text
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var xhReq = new XMLHttpRequest();
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xhReq.open("GET","chrome://tiddlyfox/content/inject.js",false);
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xhReq.send(null);
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var injectCode = xhReq.responseText;
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// Inject the script
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var code = doc.createTextNode(injectCode);
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var scr = doc.createElement("script");
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scr.type = "text/javascript";
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scr.appendChild(code);
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doc.getElementsByTagName("head")[0].appendChild(scr)
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},
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saveFile: function(filePath,content) {
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try {
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netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
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var file = Components.classes["@mozilla.org/file/local;1"].createInstance(Components.interfaces.nsILocalFile);
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file.initWithPath(filePath);
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if(!file.exists())
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file.create(0,0x01B4);// 0x01B4 = 0664
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var out = Components.classes["@mozilla.org/network/file-output-stream;1"].createInstance(Components.interfaces.nsIFileOutputStream);
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out.init(file,0x22,0x04,null);
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out.write(content,content.length);
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out.flush();
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out.close();
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return true;
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} catch(ex) {
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return false;
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}
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},
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onSaveFile: function(event) {
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// Get the details from the message
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var message = event.target,
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path = message.getAttribute("tiddlyfox-path"),
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content = message.getAttribute("tiddlyfox-content");
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// Save the file
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TiddlyFox.saveFile(path,content);
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// Remove the message element from the message box
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message.parentNode.removeChild(message);
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return false;
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},
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// Called via `overlay.xul` when the menu item is selected
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onMenuItemCommand: function() {
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window.open("chrome://tiddlyfox/content/hello.xul", "", "chrome");
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},
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isTiddlyWiki: function(doc,win) {
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// Test whether the document is a TiddlyWiki (we don't have access to JS objects in it)
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return (doc.scripts[0].id === "versionArea");
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}
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};
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window.addEventListener("load",function load(event) {
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window.removeEventListener("load",load,false);
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TiddlyFox.onLoad(event);
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},false);
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