Add upload functionality

5 files changed, 99 insertions, 36 deletions

diff --git a/radicale_infcloud/web/cache_handler.js b/radicale_infcloud/web/cache_handler.js
index e21fb63..a285d09 100644
--- a/radicale_infcloud/web/cache_handler.js
+++ b/radicale_infcloud/web/cache_handler.js
@@ -43,37 +43,41 @@ window.applicationCache.addEventListener('updateready', function(){
 // Check if a new cache is available on page load.
 window.addEventListener('load', function(e)
 {
-	window.applicationCache.addEventListener('cached', function(e)
+	// Suppress useless warning/errors about applicationCache not existing.
+	if(window.applicationCache)
 	{
-		if(!isUserLogged)
-			window.location.reload();
-		else
-			$('#cacheDialog').css('display','block');
-	}, false);
+		window.applicationCache.addEventListener('cached', function(e)
+		{
+			if(!isUserLogged)
+				window.location.reload();
+			else
+				$('#cacheDialog').css('display','block');
+		}, false);
 
-	window.applicationCache.addEventListener('updateready', function(e)
-	{
-		if(!isUserLogged)
-			window.location.reload();
-		else
-			$('#cacheDialog').css('display','block');
-	}, false);
+		window.applicationCache.addEventListener('updateready', function(e)
+		{
+			if(!isUserLogged)
+				window.location.reload();
+			else
+				$('#cacheDialog').css('display','block');
+		}, false);
 
-	window.applicationCache.addEventListener('obsolete', function(e)
-	{
-		if(!isUserLogged)
-			window.location.reload();
-		else
-			$('#cacheDialog').css('display','block');
-	}, false);
+		window.applicationCache.addEventListener('obsolete', function(e)
+		{
+			if(!isUserLogged)
+				window.location.reload();
+			else
+				$('#cacheDialog').css('display','block');
+		}, false);
 
-	window.applicationCache.addEventListener('noupdate', function(e)
-	{
-		if(!isUserLogged)
+		window.applicationCache.addEventListener('noupdate', function(e)
 		{
-			clearInterval(globalCacheUpdateInterval);
-			globalCacheUpdateInterval=setInterval(function(){window.applicationCache.update();}, 300000);
-			//$('#LoginPage .window').css('display', 'inline-block');
-		}
-	}, false);
+			if(!isUserLogged)
+			{
+				clearInterval(globalCacheUpdateInterval);
+				globalCacheUpdateInterval=setInterval(function(){window.applicationCache.update();}, 300000);
+				//$('#LoginPage .window').css('display', 'inline-block');
+			}
+		}, false);
+	};
 }, false);
diff --git a/radicale_infcloud/web/data_process.js b/radicale_infcloud/web/data_process.js
index bdbf711..69f81d4 100644
--- a/radicale_infcloud/web/data_process.js
+++ b/radicale_infcloud/web/data_process.js
@@ -1067,6 +1067,7 @@ function checkAndFixMultipleUID(vcalendar, isEvent)
 	}
 	return eventStringArray;
 }
+
 function dataToVcalendar(operation, accountUID, inputUID, inputEtag, delUID,isFormHidden, deleteMode)
 {
 	var vevent=false,
@@ -1341,11 +1342,6 @@ function dataToVcalendar(operation, accountUID, inputUID, inputEtag, delUID,isFo
 	{
 		if(globalSettings.timezonesupport.value)
 			sel_option=$('#timezone').val();
-		//else
-		//{
-		//	if(inputEvents.length>0)
-		//		sel_option=inputEvents[0].timeZone;
-		//}
 
 		if(sel_option=='UTC')
 		{
@@ -2148,9 +2144,6 @@ function dataToVcalendar(operation, accountUID, inputUID, inputEtag, delUID,isFo
 
 	if($('#status').val()!='NONE')
 	{
-
-		//if((value=$('[id="vcalendar_editor"] [data-type="\\%note"]').find('textarea').val())!='')
-		//{
 		if(vCalendar.tplM['contentline_STATUS']!=null && (process_elem=vCalendar.tplM['contentline_STATUS'][0])!=undefined)
 		{
 			// replace the object and related objects' group names (+ append the related objects after the processed)
@@ -3447,6 +3440,7 @@ function getDateFromDay(objComponent, t, disableRecursion,uid)
 	return {offsetFrom:objComponent.tzOffsetFROM, offsetTo: objComponent.tzOffsetTO, startDate: dayLightStartDate};
 }
 
+/* stackrpms: reference function */
 	function vcalendarToData(inputCollection, inputEvent, isNew)
 {
 		var vcalendarOrig=inputEvent.vcalendar;
diff --git a/radicale_infcloud/web/forms.js b/radicale_infcloud/web/forms.js
index c125820..1f148fe 100644
--- a/radicale_infcloud/web/forms.js
+++ b/radicale_infcloud/web/forms.js
@@ -31,6 +31,38 @@ function updateTodoFormDimensions(setHeight)
 	}
 }
 
+function dragOverHandler(event) {
+	//if (window.console) {
+	//	console.log("dragOverHandler",event);
+	//}
+	event.preventDefault();
+	event.stopPropagation();
+}
+
+function dropHandler(event) {
+	if (event) {
+		event.preventDefault();
+		event.stopPropagation();
+		if (window.console) {
+			console.log("dropHandler",event);
+		}
+		if(event.dataTransfer && event.dataTransfer && event.dataTransfer.files.length > 0) {
+			if(window.console){console.log("files",event.dataTransfer.files);}
+			for (let f of event.dataTransfer.files) {
+				if(window.console){console.log("file:",f)};
+				let reader = new FileReader();
+				reader.readAsText(f);
+				reader.onload = function(){
+					//if(window.console){console.log(reader.result)};
+					// Fixing the newlines here prevents having to duplicate the effort multiple times in various places!
+					uploadFile(reader.result.replace(/\r*\n+/gm,'\r\n'));
+				};
+				reader.onerror = function(){if(window.console){console.log(reader.error)}};
+			}
+		}
+	}
+}
+
 function updateEventFormDimensions(setHeight)
 {
 	$('#CAEvent').css('width','');
@@ -1590,6 +1622,7 @@ function showEventForm(date, allDay, calEvent, jsEvent, mod, repeatOne, confirmR
 	var color='';
 	if(mod=='new')
 	{
+		$('#downloadButton').hide();
 		var activeCollection = $('#ResourceCalDAVList').find('.resourceCalDAV_item.resourceCalDAV_item_selected');
 		if(activeCollection.length>0 && !globalResourceCalDAVList.getEventCollectionByUID(activeCollection.attr('data-id')).permissions.read_only)
 			color=rgbToHex(activeCollection.children('.resourceCalDAVColor').css('background-color'));
@@ -1681,6 +1714,7 @@ function showEventForm(date, allDay, calEvent, jsEvent, mod, repeatOne, confirmR
 		$('#duplicateButton').hide();
 		$('#editOptionsButton').hide();
 		$('#resetButton').hide();
+		$('#uploadButton').show();
 		$('#deleteButton').hide();
 
 		if($('#ResourceCalDAVList').find('.resourceCalDAV_item.resourceCalDAV_item_selected').length>0 && $('#event_calendar').find('option[value="'+$('#ResourceCalDAVList').find('.resourceCalDAV_item.resourceCalDAV_item_selected').attr("data-id")+'"]').length>0)
@@ -2316,6 +2350,7 @@ function showEventForm(date, allDay, calEvent, jsEvent, mod, repeatOne, confirmR
 	if(mod=='show')
 	{
 		$('#saveButton').hide();
+		$('#uploadButton').hide();
 		$('#resetButton').hide();
 		$('#deleteButton').hide();
 		if($('#ResourceCalDAVList').find('[data-id="'+calEvent.res_id+'"]').hasClass("resourceCalDAV_item_ro"))
@@ -2844,6 +2879,8 @@ function startEditModeEvent()
 	$('#saveButton').show();
 	$('#resetButton').show();
 	$('#deleteButton').show();
+	/* Do not show uploadButton; it will be handled elsewhere */
+	$('#uploadButton').on("drop",dropHandler(event));
 	$('#downloadButton').hide();
 	$('#show').val('');
 	$('#eventDetailsTable :input[disabled]').prop('disabled', false);
diff --git a/radicale_infcloud/web/index.html b/radicale_infcloud/web/index.html
index 39b8583..a8b95e4 100644
--- a/radicale_infcloud/web/index.html
+++ b/radicale_infcloud/web/index.html
@@ -629,6 +629,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
 								<input id="resetButton" type="button" value="Reset" data-type="reset" />
 								<input id="closeButton" type="button" value="Cancel" data-type="cancel" />
 								<input id="downloadButton" type="button" value="Download" data-type="download"/>
+								<input id="uploadButton" type="button" value="Import" data-type="upload" ondrop="dropHandler(event)" ondragover="dragOverHandler(event);"/>
 								<input id="deleteButton" type="button" value="Delete" data-type="delete" onclick="updateEventFormDimensions(true);$('#CAEvent .saveLoader').show();deleteEvent();" />
 							</td>
 						</tr>
diff --git a/radicale_infcloud/web/interface.js b/radicale_infcloud/web/interface.js
index e5afb8d..7f7304b 100644
--- a/radicale_infcloud/web/interface.js
+++ b/radicale_infcloud/web/interface.js
@@ -1289,6 +1289,33 @@ function addAndEdit(isFormHidden, deleteMode)
 	dataToVcalendar('EDIT',origUID, inputUID, $('#etag').val(), '', isFormHidden, deleteMode);
 }
 
+/* START stackrpms 2022-08-10
+ * uploadFile is a clone of addAndEdit
+ */
+function uploadFile(fileContents)
+{
+	var inputUID='';
+	if($('#uid').val()!='')
+		var coll = globalResourceCalDAVList.getEventCollectionByUID($('#uid').val().substring(0, $('#uid').val().lastIndexOf('/')+1));
+	else
+		var coll = globalResourceCalDAVList.getEventCollectionByUID($('#event_calendar').val());
+	var res = getAccount(coll.accountUID);
+	var tmp=res.href.match(vCalendar.pre['hrefRex']);
+	var origUID=tmp[1]+res.userAuth.userName+'@'+tmp[2];
+	if($('#etag').val()!='')
+		inputUID=$('#uid').val();
+	else if($('#event_calendar').val()!='choose')
+		inputUID = $('#event_calendar').val()+'';
+	else
+		return false;
+	// Always generate new UID for imported event
+	var newUID=globalEventList.getNewUID();
+	fileContents = fileContents.replace(/^UID:.*$/gm,String("UID:"+newUID));
+	putVcalendarToCollection(coll.accountUID, inputUID, "", fileContents, "", 'vevent', false, false, "");
+	return true;
+}
+/* STOP stackrpms */
+
 function interResourceEdit(op, delUID,isFormHidden)
 {
 	var inputUID='';