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mirror of https://github.com/Jermolene/TiddlyWiki5 synced 2025-10-24 12:17:39 +00:00

Refactor saver handler

Fixing problems caused by c4b76ceb0b:

* We still need to initialise the saver-handler even when syncing to a
server, otherwise offline snapshots can’t be saved
* We need to override the default save template a bit further up the
stack, to avoid the server side serving the offline version of the wiki
at `/`
This commit is contained in:
Jermolene
2014-08-20 10:02:44 +01:00
parent fbf307c648
commit a105b52399
6 changed files with 43 additions and 30 deletions

View File

@@ -15,43 +15,50 @@ The saver handler tracks changes to the store and handles saving the entire wiki
/*
Instantiate the saver handler with the following options:
wiki: wiki to be synced
dirtyTracking: true if dirty tracking should be performed
*/
function SaverHandler(options) {
var self = this;
this.wiki = options.wiki;
this.dirtyTracking = options.dirtyTracking;
// Make a logger
this.logger = new $tw.utils.Logger("saver-handler");
// Initialise our savers
if($tw.browser) {
this.initSavers();
}
// Compile the dirty tiddler filter
this.filterFn = this.wiki.compileFilter(this.wiki.getTiddlerText(this.titleSyncFilter));
// Count of tiddlers that have been changed but not yet saved
this.numTasksInQueue = 0;
// Listen out for changes to tiddlers
this.wiki.addEventListener("change",function(changes) {
var filteredChanges = self.filterFn.call(self.wiki,function(callback) {
$tw.utils.each(changes,function(change,title) {
var tiddler = self.wiki.getTiddler(title);
callback(tiddler,title);
// Only do dirty tracking if required
if(this.dirtyTracking) {
// Compile the dirty tiddler filter
this.filterFn = this.wiki.compileFilter(this.wiki.getTiddlerText(this.titleSyncFilter));
// Count of tiddlers that have been changed but not yet saved
this.numTasksInQueue = 0;
// Listen out for changes to tiddlers
this.wiki.addEventListener("change",function(changes) {
var filteredChanges = self.filterFn.call(self.wiki,function(callback) {
$tw.utils.each(changes,function(change,title) {
var tiddler = self.wiki.getTiddler(title);
callback(tiddler,title);
});
});
self.numTasksInQueue += filteredChanges.length;
self.updateDirtyStatus();
});
self.numTasksInQueue += filteredChanges.length;
self.updateDirtyStatus();
});
// Browser event handlers
// Browser event handlers
if($tw.browser) {
// Set up our beforeunload handler
window.addEventListener("beforeunload",function(event) {
var confirmationMessage = undefined;
if(self.isDirty()) {
confirmationMessage = $tw.language.getString("UnsavedChangesWarning");
event.returnValue = confirmationMessage; // Gecko
}
return confirmationMessage;
});
}
}
// Install the save action handlers
if($tw.browser) {
// Set up our beforeunload handler
window.addEventListener("beforeunload",function(event) {
var confirmationMessage = undefined;
if(self.isDirty()) {
confirmationMessage = $tw.language.getString("UnsavedChangesWarning");
event.returnValue = confirmationMessage; // Gecko
}
return confirmationMessage;
});
// Install the save action handlers
$tw.rootWidget.addEventListener("tw-save-wiki",function(event) {
self.saveWiki({
template: event.param,