+++ /dev/null
-/**
- * dhtmlHistory - An object that provides DHTML history, history data, and
- * bookmarking for AJAX applications.
- *
- * Copyright (c) 2007 Brian Dillard and Brad Neuberg:
- * Brian Dillard | Project Lead | bdillard@pathf.com | http://blogs.pathf.com/agileajax/
- * Brad Neuberg | Original Project Creator | http://codinginparadise.org
- *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be
- * included in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
- * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
- * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
- * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT
- * OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
- * THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- * This file has been altered from the original dhtmlHistory (v0.05; SVN
- * revision 114) to remove unneeded functionality and to provide bug fixes and
- * enhancements.
- *
- * This file requires the Prototype Javscript Library v1.6.0+
- *
- * Additions Copyright 2005-2010 The Horde Project (http://www.horde.org/)
- */
-
-window.Horde = window.Horde || {};
-
-Horde.dhtmlHistory = {
- /* Our current hash location, without the "#" symbol. */
- // currentLocation: null,
-
- /* Our history change listener. */
- // listener: null,
-
- /* A hidden IFrame we use in Internet Explorer to detect history
- changes. */
- // iframe: null,
-
- /* Indicates to the browser whether to ignore location changes. */
- // ignoreLocationChange: null,
-
- /* The amount of time in milliseconds that we should wait between add
- requests. Firefox is okay with 200 ms, but Internet Explorer needs
- 400. */
- WAIT_TIME: 200,
-
- /* The amount of time in milliseconds an add request has to wait in line
- before being run on a setTimeout(). */
- currentWaitTime: 0,
-
- /* A flag that indicates that we should fire a history change event when
- we are ready, i.e. after we are initialized and we have a history
- change listener. This is needed due to an edge case in browsers other
- than Internet Explorer; if you leave a page entirely then return, we
- must fire this as a history change event. Unfortunately, we have lost
- all references to listeners from earlier, because JavaScript
- clears out. */
- // fireOnNewListener: null,
-
- /* A variable that indicates whether this is the first time this page has
- been loaded. If you go to a web page, leave it for another one, and
- then return, the page's onload listener fires again. We need a way to
- differentiate between the first page load and subsequent ones. This
- variable works hand in hand with the pageLoaded variable we store into
- historyStorage. */
- // firstLoad: false,
-
- /* A variable to handle an important edge case in Internet Explorer. In
- IE, if a user manually types an address into their browser's location
- bar, we must intercept this by continiously checking the location bar
- with a timer interval. However, if we manually change the location
- bar ourselves programmatically, when using our hidden iframe, we need
- to ignore these changes. Unfortunately, these changes are not atomic,
- so we surround them with the variable 'ieAtomicLocationChange', that if
- true means we are programmatically setting the location and should
- ignore this atomic chunked change. */
- // ieAtomicLocationChange: null,
-
- /* Safari only variables. */
- // safariHistoryStartPoint: null,
- // safariStack: null,
-
- /* PeriodicalExecuter instance. */
- // pe: null,
-
- /* Initializes our DHTML history. You should call this after the page is
- finished loading. Returns true on success, false on failure. */
- initialize: function()
- {
- if (navigator.vendor && navigator.vendor === 'KDE') {
- return false;
- }
-
- Horde.historyStorage.init();
-
- if (Prototype.Browser.WebKit) {
- this.createSafari();
- } else if (Prototype.Browser.Opera) {
- this.createOpera();
- }
-
- // Get our initial location
- this.currentLocation = this.getCurrentLocation();
-
- // Write out a hidden iframe for IE and set the amount of time to
- // wait between add() requests.
- if (Prototype.Browser.IE) {
- this.iframe = new Element('IFRAME', { frameborder: 0, name: 'DhtmlHistoryFrame', id: 'DhtmlHistoryFrame', src: 'javascript:false;' }).hide();
- $(document.body).insert(this.iframe);
- this.writeIframe(this.currentLocation);
-
- // Wait 400 milliseconds between history updates on IE
- this.WAIT_TIME = 400;
-
- this.ignoreLocationChange = true;
- }
-
- /* Add an unload listener for the page; this is needed for FF 1.5+
- because this browser caches all dynamic updates to the page, which
- can break some of our logic related to testing whether this is the
- first instance a page has loaded or whether it is being pulled from
- the cache. */
- Event.observe(window, 'unload', function() { this.firstLoad = false; }.bind(this));
-
- this.isFirstLoad();
-
- /* Other browsers can use a location handler that checks at regular
- intervals as their primary mechanism; we use it for IE as well to
- handle an important edge case; see checkLocation() for details. */
- this.pe = new PeriodicalExecuter(this.checkLocation.bind(this), 0.1);
-
- return true;
- },
-
- stop: function()
- {
- if (this.pe) {
- this.pe.stop();
- }
- },
-
- /* Adds a history change listener. Note that only one listener is
- supported at this time. */
- addListener: function(callback)
- {
- this.listener = callback;
-
- /* If the page was just loaded and we should not ignore it, fire an
- event to our new listener now. */
- if (this.fireOnNewListener) {
- if (this.currentLocation) {
- this.fireHistoryEvent(this.currentLocation);
- }
- this.fireOnNewListener = false;
- }
- },
-
- add: function(newLoc, historyData)
- {
- if (Prototype.Browser.WebKit) {
- newLoc = this.removeHash(newLoc);
- Horde.historyStorage.put(newLoc, historyData);
- this.currentLocation = newLoc;
- this.ignoreLocationChange = true;
- this.setLocation(newLoc);
- this.putSafariState(newLoc);
- } else {
- /* Most browsers require that we wait a certain amount of time
- before changing the location, such as 200 milliseconds; rather
- than forcing external callers to use setTimeout() to account for
- this to prevent bugs, we internally handle this detail by using
- a 'currentWaitTime' variable and have requests wait in line. */
- setTimeout(this.addImpl.bind(this, newLoc, historyData), this.currentWaitTime);
- }
-
- // Indicate that the next request will have to wait for awhile
- this.currentWaitTime += this.WAIT_TIME;
- },
-
- setLocation: function(loc)
- {
- location.hash = loc;
- },
-
- /* Gets the current hash value that is in the browser's location bar,
- removing leading # symbols if they are present. */
- getCurrentLocation: function()
- {
- if (Prototype.Browser.WebKit) {
- return this.getSafariState();
- } else {
- return this.removeHash(decodeURIComponent(location.hash));
- }
- },
-
- addImpl: function(newLoc, historyData)
- {
- // Indicate that the current wait time is now less
- if (this.currentWaitTime) {
- this.currentWaitTime -= this.WAIT_TIME;
- }
-
- /* IE has a strange bug; if the newLoc is the same as _any_
- preexisting id in the document, then the history action gets
- recorded twice; return immediately if there is an element with
- this ID. */
- if ($('newLoc')) {
- return;
- }
-
- // Remove any leading hash symbols on newLoc
- newLoc = this.removeHash(newLoc);
-
- // Store the history data into history storage
- Horde.historyStorage.put(newLoc, historyData);
-
- // Indicate to the browser to ignore this upcoming location change.
- // Indicate to IE that this is an atomic location change block.
- this.ignoreLocationChange = this.ieAtomicLocationChange = true;
-
- // Save this as our current location and change the browser location
- this.currentLocation = newLoc;
- this.setLocation(encodeURIComponent(newLoc));
-
- // Change the hidden iframe's location if on IE
- if (Prototype.Browser.IE) {
- this.writeIframe(newLoc);
- }
-
- // End of atomic location change block for IE
- this.ieAtomicLocationChange = false;
- },
-
- isFirstLoad: function()
- {
- if (!Horde.historyStorage.hasKey("DhtmlHistory_pageLoaded")) {
- if (Prototype.Browser.IE) {
- this.fireOnNewListener = false;
- } else {
- this.ignoreLocationChange = true;
- }
- this.firstLoad = true;
- Horde.historyStorage.put("DhtmlHistory_pageLoaded", true);
- } else {
- if (Prototype.Browser.IE) {
- this.firstLoad = false;
- } else {
- /* Indicate that we want to pay attention to this location
- change. */
- this.ignoreLocationChange = false;
- }
-
- /* For browsers other than IE, fire a history change event;
- on IE, the event will be thrown automatically when it's
- hidden iframe reloads on page load. Unfortunately, we don't
- have any listeners yet; indicate that we want to fire an
- event when a listener is added. */
- this.fireOnNewListener = true;
- }
- },
-
- /* Notify the listener of new history changes. */
- fireHistoryEvent: function(newHash)
- {
- if (this.listener) {
- // Extract the value from our history storage for this hash and
- // call our listener.
- this.listener.call(null, newHash, Horde.historyStorage.get(newHash));
- }
- },
-
- /* See if the browser has changed location. This is the primary history
- mechanism for FF. For IE, we use this to handle an important edge case:
- if a user manually types in a new hash value into their IE location
- bar and press enter, we want to intercept this and notify any history
- listener. */
- checkLocation: function()
- {
- /* Ignore any location changes that we made ourselves for browsers
- other than IE. */
- if (!Prototype.Browser.IE) {
- if (this.ignoreLocationChange) {
- this.ignoreLocationChange = false;
- return;
- }
- } else if (this.ieAtomicLocationChange) {
- /* If we are dealing with IE and we are in the middle of making a
- location change from an iframe, ignore it. */
- return;
- }
-
- // Get hash location
- var hash = this.getCurrentLocation();
-
- // See if there has been a change or there is no hash location
- if (hash.replace(/@/, '%40') == this.currentLocation || Object.isUndefined(hash)) {
- return;
- }
-
- /* On IE, we need to intercept users manually entering locations into
- the browser; we do this by comparing the browsers location against
- the iframes location; if they differ, we are dealing with a manual
- event and need to place it inside our history, otherwise we can
- return. */
- this.ieAtomicLocationChange = true;
-
- if (Prototype.Browser.IE) {
- if (this.iframe.contentWindow.l == hash) {
- // The iframe is unchanged
- return;
- }
- this.writeIframe(hash);
- }
-
- // Save this new location
- this.currentLocation = hash;
-
- this.ieAtomicLocationChange = false;
-
- // Notify listeners of the change
- this.fireHistoryEvent(hash);
- },
-
- /* Removes any leading hash that might be on a location. */
- removeHash: function(h)
- {
- if (h === null || Object.isUndefined(h)) {
- return null;
- } else if (h.startsWith('#')) {
- if (h.length == 1) {
- return "";
- } else {
- return h.substring(1);
- }
- }
- return h;
- },
-
- // IE Specific Code
- /* For IE, says when the hidden iframe has finished loading. */
- iframeLoaded: function(newLoc)
- {
- // Ignore any location changes that we made ourselves
- if (this.ignoreLocationChange) {
- this.ignoreLocationChange = false;
- return;
- }
-
- // Get the new location
- this.setLocation(encodeURIComponent(newLoc));
-
- // Notify listeners of the change
- this.fireHistoryEvent(newLoc);
- },
-
- writeIframe: function(l)
- {
- var d = this.iframe.contentWindow.document;
- d.open();
- d.write('<html><script type="text/javascript">var l="' + l + '";function pageLoaded(){window.parent.Horde.dhtmlHistory.iframeLoaded(l);}</script><body onload="pageLoaded()"></body></html>');
- d.close();
- },
-
- // Safari specific code
- createSafari: function()
- {
- this.WAIT_TIME = 400;
- this.safariHistoryStartPoint = history.length;
-
- this.safariStack = new Element('INPUT', { id: 'DhtmlSafariHistory', type: 'text', value: '[]' }).hide();
- $(document.body).insert(this.safariStack);
- },
-
- getSafariStack: function()
- {
- return $F(this.safariStack).evalJSON();
- },
-
- getSafariState: function()
- {
- var stack = this.getSafariStack();
- return stack[history.length - this.safariHistoryStartPoint - 1];
- },
-
- putSafariState: function(newLoc)
- {
- var stack = this.getSafariStack();
- stack[history.length - this.safariHistoryStartPoint] = newLoc;
- this.safariStack.setValue(stack.toJSON());
- },
-
- // Opera specific code
- createOpera: function()
- {
- this.WAIT_TIME = 400;
- $(document.body).insert(new Element('IMG', { src: "javascript:location.href='javascript:Horde.dhtmlHistory.checkLocation();'" }).hide());
- }
-};
-
-/* An object that uses a hidden form to store history state across page loads.
- The chief mechanism for doing so is using the fact that browsers save the
- text in form data for the life of the browser and cache, which means the
- text is still there when the user navigates back to the page. See
- http://codinginparadise.org/weblog/2005/08/ajax-tutorial-saving-session-across.html
- for full details. */
-Horde.historyStorage = {
- /* Our hash of key name/values. */
- // storageHash: null,
-
- /* A reference to our textarea field. */
- // storageField: null,
-
- put: function(key, value)
- {
- this.loadHashTable();
-
- // Store this new key
- this.storageHash.set(key, value);
-
- // Save and serialize the hashtable into the form
- this.saveHashTable();
- },
-
- get: function(key)
- {
- // Make sure the hash table has been loaded from the form
- this.loadHashTable();
-
- var value = this.storageHash.get(key);
- return Object.isUndefined(value) ? null : value;
- },
-
- remove: function(key)
- {
- // Make sure the hash table has been loaded from the form
- this.loadHashTable();
-
- // Delete the value
- this.storageHash.unset(key);
-
- // Serialize and save the hash table into the form
- this.saveHashTable();
- },
-
- /* Clears out all saved data. */
- reset: function()
- {
- this.storageField.value = "";
- this.storageHash = $H();
- },
-
- hasKey: function(key)
- {
- // Make sure the hash table has been loaded from the form
- this.loadHashTable();
- return !(typeof this.storageHash.get(key) == undefined);
- },
-
- init: function()
- {
- // Write a hidden form into the page
- var form = new Element('FORM').hide();
- $(document.body).insert(form);
-
- this.storageField = new Element('TEXTAREA', { id: 'historyStorageField' });
- form.insert(this.storageField);
-
- if (Prototype.Browser.Opera) {
- this.storageField.focus();
- }
- },
-
- /* Loads the hash table up from the form. */
- loadHashTable: function()
- {
- if (!this.storageHash) {
- // Destringify the content back into a real JS object
- this.storageHash = (this.storageField.value) ? this.storageField.value.evalJSON() : $H();
- }
- },
-
- /* Saves the hash table into the form. */
- saveHashTable: function()
- {
- this.loadHashTable();
- this.storageField.value = this.storageHash.toJSON();
- }
-
-};
search: 'future',
effectDur: 0.4,
macos: navigator.appVersion.indexOf('Mac') !=- 1,
+ lastLocation: '',
+ currentLocation: '',
doActionOpts: {
onException: function(parentfunc, r, e)
(loc == 'month' && date.getMonth() == this.date.getMonth()) ||
(loc == 'week' && date.getRealWeek() == this.date.getRealWeek()) ||
((loc == 'day' || loc == 'agenda') && date.dateString() == this.date.dateString()))) {
+ this.addHistory(fullloc);
return;
}
case 'tasks':
var tasktype = locParts.shift() || this.tasktype;
- if ((this.view == loc && this.tasktype == tasktype) ||
- !($w('all complete incomplete future').include(tasktype))) {
+ if (this.view == loc && this.tasktype == tasktype) {
+ this.addHistory(fullloc);
+ return;
+ }
+ if (!$w('all complete incomplete future').include(tasktype)) {
return;
}
this.tasktype = tasktype;
{
if (!r.response.task) {
RedBox.close();
- window.history.back();
+ this.go(this.lastLocation);
return;
}
this.loadEventsCallback(r, false);
if (r.response.tasks) {
this.closeRedBox();
- window.history.back();
+ this.go(this.lastLocation);
} else {
$('kronolithTaskSave').disable();
}
$('kronolithSharedCalendars').show();
this.editCalendar(type + '|' + cal);
} else {
- window.history.back();
+ this.go(this.lastLocation);
}
}.bind(this));
return;
break;
default:
this.closeRedBox();
- window.history.back();
+ this.go(this.lastLocation);
return;
}
}
}
form.down('.kronolithCalendarSave').enable();
this.closeRedBox();
- window.history.back();
+ this.go(this.lastLocation);
},
/**
return event.value.sort;
},
- addHistory: function(loc, data)
+ addHistory: function(loc)
{
- if (Horde.dhtmlHistory.getCurrentLocation() != loc) {
- Horde.dhtmlHistory.add(loc, data);
- }
+ location.hash = encodeURIComponent(loc);
+ this.lastLocation = this.currentLocation;
+ this.currentLocation = loc;
},
/**
break;
case 'kronolithEventForm':
this.closeRedBox();
- window.history.back();
+ this.go(this.lastLocation);
break;
}
break;
case 'kronolithEventAlarmPrefs':
this.closeRedBox();
- window.history.back();
+ this.go(this.lastLocation);
this.go('options', { app: 'kronolith', group: 'notification' });
e.stop();
break;
case 'kronolithTaskAlarmPrefs':
this.closeRedBox();
- window.history.back();
+ this.go(this.lastLocation);
this.go('options', { app: 'nag', group: 'notification' });
e.stop();
break;
}
}.bind(this));
this.closeRedBox();
- window.history.back();
+ this.go(this.lastLocation);
e.stop();
break;
taskrow.hide();
}
this.closeRedBox();
- window.history.back();
+ this.go(this.lastLocation);
e.stop();
break;
case 'kronolithFormCancel':
this.closeRedBox();
this.resetMap();
- window.history.back();
+ this.go(this.lastLocation);
e.stop();
break;
delete Kronolith.conf.calendars[type][calendar];
}
this.closeRedBox();
- window.history.back();
+ this.go(this.lastLocation);
}.bind(this));
e.stop();
break;
this.toggleCalendar($F(form.down('input[name=type]')),
$F(form.down('input[name=calendar]')));
this.closeRedBox();
- window.history.back();
+ this.go(this.lastLocation);
e.stop();
break;
} else if (elt.tagName == 'INPUT' &&
if (r.response.events) {
this.resetMap();
this.closeRedBox();
- window.history.back();
+ this.go(this.lastLocation);
} else {
$('kronolithEventSave').enable();
$('kronolithEventSaveAsNew').enable();
{
if (!r.response.event) {
RedBox.close();
- window.history.back();
+ this.go(this.lastLocation);
return;
}
this.updateCalendarList();
this.updateMinical(this.date);
- if (Horde.dhtmlHistory.initialize()) {
- Horde.dhtmlHistory.addListener(this.go.bind(this));
+ /* Initialize the starting page. */
+ tmp = location.hash;
+ if (!tmp.empty() && tmp.startsWith('#')) {
+ tmp = (tmp.length == 1) ? '' : tmp.substring(1);
}
-
- /* Initialize the starting page if necessary. addListener() will have
- * already fired if there is a current location so only do a go()
- * call if there is no current location. */
- if (!Horde.dhtmlHistory.getCurrentLocation()) {
+ if (!tmp.empty()) {
+ this.go(decodeURIComponent(tmp));
+ } else {
this.go(Kronolith.conf.login_view);
}
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