harvest-view.js.svn-base

由国外的一个著名的geonetwork修改而来

//=====================================================================================
//===
//=== HarvestView
//=== 
//=== Handles all view related stuff in the MVC pattern
//===
//=== Needs : geonetwork-ajax.js
//===
//=====================================================================================

var SHOW = new Object();

SHOW.LIST = new Object();
SHOW.ADD  = new Object();
SHOW.EDIT = new Object();

//TODO: aggiustare il last run
//TODO: aggiornamento entry nella list a seguito di start, stop, run
//TODO: mostrare le info se ci sono errori nell'harvesting (colonna Errors nella lista)
//TODO: mostrare info extra (discussione con Michelle A.)
 
//=====================================================================================

function HarvestView(xmlLoader)
{
	this.rowTransf    = new XSLTransformer('harvesting/client-row-builder.xsl',    xmlLoader);
	this.searchTransf = new XSLTransformer('harvesting/client-search-builder.xsl', xmlLoader);
	this.privilTransf = new XSLTransformer('harvesting/client-privil-builder.xsl', xmlLoader);
	
	this.panelSwitcher = new TabSwitcher(['listPanel',   'addPanel',   'editPanel'], 
													 ['listButtons', 'addButtons', 'editButtons']);

	this.editSwitcher = new TabSwitcher(['editPanelGN','editPanelWAF']);
	
	//--- setup validators
	
	this.gnValid  = new Validator(xmlLoader);
	this.wafValid = new Validator(xmlLoader);
}

//=====================================================================================

HarvestView.prototype.init = function()
{
	this.show(SHOW.LIST);
	
	this.gnValid.add(
	[
		{ id:'gn.name',     type:'length',   minSize :1,  maxSize :200 },
		{ id:'gn.host',     type:'length',   minSize :1,  maxSize :200 },
		{ id:'gn.host',     type:'hostname' },
		{ id:'gn.port',     type:'integer',  minValue:80, maxValue:65535, empty:true },
		{ id:'gn.servlet',  type:'length',   minSize :1,  maxSize :200 },
		{ id:'gn.servlet',  type:'alphanum' },
		{ id:'gn.username', type:'length',   minSize :0,  maxSize :200 },
		{ id:'gn.password', type:'length',   minSize :0,  maxSize :200 },
		
		{ id:'gn.every.days',   type:'integer',  minValue:0, maxValue:99 },
		{ id:'gn.every.hours',  type:'integer',  minValue:0, maxValue:23 },
		{ id:'gn.every.mins',   type:'integer',  minValue:0, maxValue:59 }
	]);
	
	this.wafValid.add(
	[
		{ id:'waf.name',        type:'length',   minSize :1,  maxSize :200 },
		{ id:'waf.url',         type:'length',   minSize :1,  maxSize :200 },
		{ id:'waf.url',         type:'url' },
		{ id:'waf.username',    type:'length',   minSize :0,  maxSize :200 },
		{ id:'waf.password',    type:'length',   minSize :0,  maxSize :200 },
		{ id:'waf.every.days',  type:'integer',  minValue:0, maxValue:99 },
		{ id:'waf.every.hours', type:'integer',  minValue:0, maxValue:23 },
		{ id:'waf.every.mins',  type:'integer',  minValue:0, maxValue:59 }
	]);
	
	this.gnShower  = new Shower('gn.useAccount',  'gn.account');	
	this.wafShower = new Shower('waf.useAccount', 'waf.account');
}

//=====================================================================================

HarvestView.prototype.show = function(obj)
{
	if (obj == SHOW.LIST)
		this.panelSwitcher.show('listPanel', 'listButtons');
		
	else if (obj == SHOW.ADD)
		this.panelSwitcher.show('addPanel', 'addButtons');
		
	else if (obj == SHOW.EDIT)
		this.panelSwitcher.show('editPanel', 'editButtons');
		
	else
		throw 'Unknown object to show : '+ obj;		
}

//=====================================================================================
	
HarvestView.prototype.getEditType = function() { return $('edit.type').value; }
HarvestView.prototype.isAdding    = function() { return $('edit.id').value == ''; }

//=====================================================================================

HarvestView.prototype.getHostData = function() 
{
	var data = 
	{
		HOST :    $('gn.host')   .value,
		PORT :    $('gn.port')   .value,
		SERVLET : $('gn.servlet').value
	};
	
	return data;
}

//=====================================================================================
//=== SiteId methods
//=====================================================================================

HarvestView.prototype.getSiteName = function() 
{ 
	var ctrl = $('gn.siteId');
	
	if (ctrl.options.length == 0)
		return null;
		
	return ctrl.options[ctrl.selectedIndex].textContent;
}

//=====================================================================================

HarvestView.prototype.getSiteId = function() 
{ 
	var ctrl = $('gn.siteId');
	
	if (ctrl.options.length == 0)
		return null;
		
	return ctrl.options[ctrl.selectedIndex].value;
}

//=====================================================================================

HarvestView.prototype.clearSiteId = function() { return $('gn.siteId').options.length = 0; }

//=====================================================================================

HarvestView.prototype.addSiteId = function(id, label)
{
	var html='<option value="'+ id +'">'+ gn.escape(label) +'</option>';
	new Insertion.Bottom('gn.siteId', html);
}

//=====================================================================================
//=== Other methods
//=====================================================================================

/* Enters 'add' mode showing the GN or WAF editing panel and filling it with empty data
 */

HarvestView.prototype.add = function()
{
	var type = $('add.type').value;
	
	$('edit.id')  .value= "";
	$('edit.type').value= type;
	
	if (type == 'geonetwork')
	{
		this.setEmpty_GN();
		this.editSwitcher.show('editPanelGN');
	}
	else if (type == 'webFolder')
	{
		this.setEmpty_WAF();
		this.editSwitcher.show('editPanelWAF');
	}

	else
		throw 'Unknown type : '+ type;
	
	//--- show edit panel
	this.show(SHOW.EDIT);
}	

//=====================================================================================

HarvestView.prototype.append = function(xmlNode)
{
	this.rowTransf.transform(xmlNode, this.appendCallBack);
}

//-------------------------------------------------------------------------------------

HarvestView.prototype.appendCallBack = function(xml)
{
	var html= gn.xmlToString(xml);
	
	//--- add the new entry in list
	new Insertion.Bottom('table', html);
}

//=====================================================================================
/* Refreshes the content of an entry on the main list 
 */
 
HarvestView.prototype.refresh = function(xmlNode)
{
	this.rowTransf.transform(xmlNode, this.refreshCallBack);
}

//-------------------------------------------------------------------------------------

HarvestView.prototype.refreshCallBack = function(xml)
{
	var id   = xml.getAttribute('id');
	var html = gn.xmlToString(xml);
	
	//--- now we have to remove the <tr> </tr> root text
	var from = html.indexOf('>') +1;
	var to   = html.indexOf('</tr>');
	
	$(id).innerHTML = html.substring(from, to);	
}

//=====================================================================================
/* Enters 'edit' mode showing the GN or WAF editing panel and filling it with given data
 */

HarvestView.prototype.edit = function(xmlEntry)
{
	var id   = xmlEntry.getAttribute('id');
	var type = xmlEntry.getAttribute('type');
	
	$('edit.id')  .value= id;
	$('edit.type').value= type;
	
	if (type == 'geonetwork')
	{
		this.setEdit_GN(xmlEntry);
		this.editSwitcher.show('editPanelGN');
	}
	else if (type == 'webFolder')
	{
		this.setEdit_WAF(xmlEntry);
		this.editSwitcher.show('editPanelWAF');
	}

	else
		throw 'Unknown type : '+ type;
	
	//--- show edit panel
	this.show(SHOW.EDIT);
}

//=====================================================================================

HarvestView.prototype.getIdList = function()
{
	var inputs = $('table').getElementsByTagName('input');
	var idList = new Array();
	
	for (var i=0; i<inputs.length; i++)
		if (inputs[i].checked)
			idList[idList.length] = inputs[i].name;
	
	return idList;
}

//=====================================================================================

HarvestView.prototype.remove = function(id)
{
	Element.remove(id);
}

//=====================================================================================

HarvestView.prototype.removeAll = function()
{
	gui.removeAllButFirst('table');	
}

//=====================================================================================

HarvestView.prototype.isEditDataValid = function()
{
	var type = $('edit.type').value;
	
	if (type == 'geonetwork')
		return this.isValid_GN();
	
	else if (type == 'webFolder')
		return this.isValid_WAF();
	
	throw 'Unknown type : '+ type;
}

//=====================================================================================

HarvestView.prototype.getEditData = function()
{
	var type = $('edit.type').value;
	
	if (type == 'geonetwork')
		return this.getEdit_GN();
	
	else if (type == 'webFolder')
		return this.getEdit_WAF();
	
	throw 'Unknown type : '+ type;
}

//=====================================================================================
//=== Search methods
//=====================================================================================

HarvestView.prototype.addEmptySearch = function(siteName, siteId)
{
	var doc  = Sarissa.getDomDocument();
	
	var xmlSearch = doc.createElement('search');
	var xmlName   = doc.createElement('siteName');
	var xmlSiteId = doc.createElement('siteId');
	
	doc .appendChild(xmlSearch);	
	xmlSearch.appendChild(xmlName);	
	xmlSearch.appendChild(xmlSiteId);
	
	xmlName  .appendChild(doc.createTextNode(siteName));
	xmlSiteId.appendChild(doc.createTextNode(siteId));
	
	this.addSearch(xmlSearch);
}

//=====================================================================================

HarvestView.prototype.addSearch = function(xmlSearch)
{
	this.searchTransf.transform(xmlSearch, gn.wrap(this, this.addSearchCallBack));
}

//-------------------------------------------------------------------------------------

HarvestView.prototype.addSearchCallBack = function(xml)
{
	var html= gn.xmlToString(xml);
	
	//--- add the new search in list
	new Insertion.Bottom('gn.searches', html);
	
	var siteId = xml.getAttribute('id');
	 
	this.gnValid.add(
	[
		{ id:'gn.text',     type:'length',   minSize :0,  maxSize :200 },
		{ id:'gn.title',    type:'length',   minSize :0,  maxSize :200 },
		{ id:'gn.abstract', type:'length',   minSize :0,  maxSize :200 },
		{ id:'gn.keywords', type:'length',   minSize :0,  maxSize :200 }
	], siteId);
}

//=====================================================================================

HarvestView.prototype.removeSearch = function(siteId)
{
	this.gnValid.removeByParent(siteId);
	Element.remove(siteId);
}

//=====================================================================================

HarvestView.prototype.removeAllSearch = function()
{
	$('gn.searches').innerHTML = '';
	this.gnValid.removeByParent();	
}

//=====================================================================================
//=== Groups methods 
//=====================================================================================

HarvestView.prototype.clearGroups = function() { return $('waf.groups').options.length = 0; }

//=====================================================================================

HarvestView.prototype.addGroup = function(id, label)
{
	var html='<option value="'+ id +'">'+ gn.escape(label) +'</option>';
	new Insertion.Bottom('waf.groups', html);
}

//=====================================================================================

HarvestView.prototype.getSelectedGroups = function() 
{ 
	var ctrl = $('waf.groups');
	
	var result = [];
	
	for (var i=0; i<ctrl.options.length; i++)
		if (ctrl.options[i].selected)
			result.push(ctrl.options[i]);
			
	return result;
}

//=====================================================================================

HarvestView.prototype.addEmptyGroupRows = function(groups)
{
	for (var i=0; i<groups.length; i++)
	{
		var option = groups[i];
		var doc    = Sarissa.getDomDocument();
		var group  = doc.createElement('group');
		var groupId= option.value;
		
		group.setAttribute('id', groupId);
	
		this.addGroupRow(group);
	}
}

//=====================================================================================

HarvestView.prototype.addGroupRow = function(xmlGroup)
{
	//--- retrieve group's name from the list of loaded groups
	
	var id   = xmlGroup.getAttribute('id');
	var name = '???';