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TiddlyWiki5/editions/tw2/source/tiddlywiki/js/Upgrade.js

118 lines
3.7 KiB
JavaScript
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//--
//-- Upgrade macro
//--
config.macros.upgrade.handler = function(place)
{
var w = new Wizard();
w.createWizard(place,this.wizardTitle);
w.addStep(this.step1Title,this.step1Html.format([this.source,this.source]));
w.setButtons([{caption: this.upgradeLabel, tooltip: this.upgradePrompt, onClick: this.onClickUpgrade}]);
};
config.macros.upgrade.onClickUpgrade = function(e)
{
var me = config.macros.upgrade;
var w = new Wizard(this);
if(window.location.protocol != "file:") {
alert(me.errorCantUpgrade);
return false;
}
if(story.areAnyDirty() || store.isDirty()) {
alert(me.errorNotSaved);
return false;
}
var localPath = getLocalPath(document.location.toString());
var backupPath = getBackupPath(localPath,me.backupExtension);
w.setValue("backupPath",backupPath);
w.setButtons([],me.statusPreparingBackup);
var original = loadOriginal(localPath);
w.setButtons([],me.statusSavingBackup);
var backup = copyFile(backupPath,localPath);
if(!backup)
backup = saveFile(backupPath,original);
if(!backup) {
w.setButtons([],me.errorSavingBackup);
alert(me.errorSavingBackup);
return false;
}
w.setButtons([],me.statusLoadingCore);
var options = {
type:"GET",
url:me.source,
processData:false,
success:function(data,textStatus,jqXHR) {
me.onLoadCore(true,w,jqXHR.responseText,me.source,jqXHR);
},
error:function(jqXHR,textStatus,errorThrown) {
me.onLoadCore(false,w,null,me.source,jqXHR);
}
};
ajaxReq(options);
return false;
};
config.macros.upgrade.onLoadCore = function(status,params,responseText,url,xhr)
{
var me = config.macros.upgrade;
var w = params;
var errMsg;
if(!status)
errMsg = me.errorLoadingCore;
var newVer = me.extractVersion(responseText);
if(!newVer)
errMsg = me.errorCoreFormat;
if(errMsg) {
w.setButtons([],errMsg);
alert(errMsg);
return;
}
var onStartUpgrade = function(e) {
w.setButtons([],me.statusSavingCore);
var localPath = getLocalPath(document.location.toString());
saveFile(localPath,responseText);
w.setButtons([],me.statusReloadingCore);
var backupPath = w.getValue("backupPath");
var newLoc = document.location.toString() + "?time=" + new Date().convertToYYYYMMDDHHMM() + "#upgrade:[[" + encodeURI(backupPath) + "]]";
window.setTimeout(function () {window.location = newLoc;},10);
};
var step2 = [me.step2Html_downgrade,me.step2Html_restore,me.step2Html_upgrade][compareVersions(version,newVer) + 1];
w.addStep(me.step2Title,step2.format([formatVersion(newVer),formatVersion(version)]));
w.setButtons([{caption: me.startLabel, tooltip: me.startPrompt, onClick: onStartUpgrade},{caption: me.cancelLabel, tooltip: me.cancelPrompt, onClick: me.onCancel}]);
};
config.macros.upgrade.onCancel = function(e)
{
var me = config.macros.upgrade;
var w = new Wizard(this);
w.addStep(me.step3Title,me.step3Html);
w.setButtons([]);
return false;
};
config.macros.upgrade.extractVersion = function(upgradeFile)
{
var re = /^var version = \{title: "([^"]+)", major: (\d+), minor: (\d+), revision: (\d+)(, beta: (\d+)){0,1}, date: new Date\("([^"]+)"\)/mg;
var m = re.exec(upgradeFile);
return m ? {title: m[1], major: m[2], minor: m[3], revision: m[4], beta: m[6], date: new Date(m[7])} : null;
};
function upgradeFrom(path)
{
var importStore = new TiddlyWiki();
var tw = loadFile(path);
if(window.netscape !== undefined)
tw = convertUTF8ToUnicode(tw);
importStore.importTiddlyWiki(tw);
importStore.forEachTiddler(function(title,tiddler) {
if(!store.getTiddler(title)) {
store.addTiddler(tiddler);
}
});
refreshDisplay();
saveChanges(); //# To create appropriate Markup* sections
alert(config.messages.upgradeDone.format([formatVersion()]));
window.location = window.location.toString().substr(0,window.location.toString().lastIndexOf("?"));
}