silverstripe-framework/javascript/TableListField.js

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JavaScript
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TableListField = Class.create();
TableListField.prototype = {
errorMessage: "Error talking to server",
initialize: function() {
var rules = {};
rules['#'+this.id+' table.data a.deletelink'] = {
onclick: this.deleteRecord.bind(this)
};
rules['#'+this.id+' th a'] = {
onclick: this.refresh.bind(this)
};
rules['#'+this.id+' th'] = {
initialize: function() {
var sortLinks = $$('span.sortLinkHidden a', this);
if(sortLinks) Element.hide(sortLinks[0]);
},
onmouseover: function(e) {
var sortLinks = $$('span.sortLinkHidden a', this);
if(sortLinks) Element.show(sortLinks[0]);
},
onmouseout: function(e) {
var sortLinks = $$('span.sortLinkHidden a', this);
if(sortLinks) Element.hide(sortLinks[0]);
}
};
rules['#'+this.id+' div.PageControls a'] = {onclick: this.refresh.bind(this)};
rules['#'+this.id+' table.data tr td.markingcheckbox'] = {
onclick : function(e) {
// do nothing for clicks in marking box cells (e.g. if checkbox is missed)
}
};
// initialize summary (if needed)
// TODO Breaks with nested divs
var summaryCols = $$('tfoot tr.summary td', this);
this._summaryDefs = [];
//should check summaryCols.length, because summaryCols will always be an array, though its length could be 0.
if(summaryCols && summaryCols.length) {
rules['#'+this.id+' table.data tbody input'] = {
onchange: function(e) {
if (!e) e = window.event; // stupid IE
// workaround for wrong scope with bind(this) and applyTo()
var root = Event.findElement(e,'div');
// TODO Fix slow $$()-calls and re-enable clientside summaries
//root._summarise();
}
};
rules['#'+this.id+' table.data tbody select'] = {
onchange: function(e) {
if (!e) e = window.event; // stupid IE
// workaround for wrong scope with bind(this) and applyTo()
var root = Event.findElement(e,'div');
// TODO Fix slow $$()-calls and re-enable clientside summaries
//root._summarise();
}.bind(this)
};
}
Behaviour.register('TableListField_'+this.id,rules);
/*
if(summaryCols.length) {
this._getSummaryDefs(summaryCols);
}
*/
},
/**
* Deletes the given dataobject record via an ajax request
* to complextablefield->Delete()
* @param {Object} e
*/
deleteRecord: function(e) {
var img = Event.element(e);
var link = Event.findElement(e,"a");
var row = Event.findElement(e,"tr");
// TODO ajaxErrorHandler and loading-image are dependent on cms, but formfield is in sapphire
var confirmed = confirm(ss.i18n._t('TABLEFIELD.DELETECONFIRMMESSAGE', 'Are you sure you want to delete this record?'));
if(confirmed)
{
img.setAttribute("src",'cms/images/network-save.gif'); // TODO doesn't work
new Ajax.Request(
link.getAttribute("href"),
{
method: 'post',
postBody: 'forceajax=1' + ($('SecurityID') ? '&SecurityID=' + $('SecurityID').value : ''),
onComplete: function(){
Effect.Fade(
row,
{
afterFinish: function(obj) {
// remove row from DOM
obj.element.parentNode.removeChild(obj.element);
// recalculate summary if needed (assumes that TableListField.js is present)
// TODO Proper inheritance
if(this._summarise) this._summarise();
// custom callback
if(this.callback_deleteRecord) this.callback_deleteRecord(e);
}.bind(this)
}
);
}.bind(this),
onFailure: this.ajaxErrorHandler
}
);
}
Event.stop(e);
},
removeById: function(id) {
var el =$('record-' + this.id + '-' + id);
if(el) el.parentNode.removeChild(el);
this._summarise();
},
refresh: function(e) {
if(e) {
var el = Event.element(e);
if(el.nodeName != "a") el = Event.findElement(e,"a");
} else {
var el = $(this.id);
}
if(el.getAttribute('href')) {
new Ajax.Request(
el.getAttribute('href'),
{
postBody: 'update=1',
onComplete: function(response) {
Element.replace(this.id, response.responseText);
// reapply behaviour and reattach methods to TF container node
// e.g. <div class="TableListField">
Behaviour.apply($(this.id), true);
}.bind(this)
}
);
}
if(e) Event.stop(e);
return false;
},
ajaxErrorHandler: function(response) {
if(typeof(window.ajaxErrorHandler) == 'function') {
window.ajaxErrorHandler();
} else {
alert(this.errorMessage);
}
},
_getSummaryDefs: function(summaryCols) {
summaryCols.each(function(col, pos) {
if( col ) {
var func = this._getSummaryFunction(col.className);
this._summaryDefs[pos] = {col: col, pos: pos, func: func};
}
}.bind(this));
this._summarise();
},
_summarise: function() {
var rows = $$('tbody tr', this);
if(!rows) return false;
var columnData = [];
// prepare the array (gets js-errors otherwise)
var cols = $$('td', rows[0]);
for(colPos=0; colPos<cols.length; colPos++) {
columnData[colPos] = [];
}
for(rowPos=0; rowPos<rows.length; rowPos++) {
// avoid wrong calculations for nested lists
if(Element.hasClassName(rows[rowPos], "subitem")) continue;
var cols = $$('td', rows[rowPos]);
var colPos = 0;
for(colPos; colPos<cols.length; colPos++) {
//if(!columnData[colPos]) columnData[colPos] = [];
if(this._summaryDefs[colPos] && this._summaryDefs[colPos].func) {
columnData[colPos][rowPos] = this._getValue(cols[colPos]);
} else {
columnData[colPos][rowPos] = "";
}
}
}
for(colPos=0; colPos<columnData.length; colPos++) {
if(this._summaryDefs[colPos] && this._summaryDefs[colPos].func) {
var summaryVal = this._summaryDefs[colPos].func.apply(this,[columnData[colPos]]);
this._summaryDefs[colPos].col.innerHTML = summaryVal;
}
}
},
_getSummaryFunction: function(func) {
if(this[func] && typeof this[func] == "function") {
// local
return this[func];
} else if(window[func] && typeof window[func] == "function") {
// global
return window[func];
} else {
// not existing
return false
}
},
_getValue: function(col) {
var inputNode = $$('input', col);
if(inputNode[0]) {
return $F(inputNode[0]);
}
var selectNode = $$('select', col);
if(selectNode[0]) {
return $F(selectNode[0]);
}
return col.innerHTML.stripTags();
},
/**
* ############# Summary Functions ##############
*/
sum: function(arr) {
var sum = 0;
arr.each(function(val) {
sum += val*1; // convert to float
});
return sum;
},
sumCurrency: function(arr) {
var sum = 0;
arr.each(function(val) {
if(!val) return;
val = val.replace(/\$/,'');
val = val.replace(/\,/,'');
sum+= val*1; // convert to float
});
return sum.toCurrency();
},
max: function(arr) {
return arr.max();
},
min: function(arr) {
return arr.min();
}
}
TableListRecord = Class.create();
TableListRecord.prototype = {
onmouseover : function() {
Element.addClassName(this,'over');
},
onmouseout : function() {
Element.removeClassName(this,'over');
},
ajaxRequest : function(url, subform) {
// Highlight the new row
if(this.parentNode.selectedRow) {
Element.removeClassName(this.parentNode.selectedRow,'current');
}
this.parentNode.selectedRow = this;
Element.addClassName(this,'current');
this.subform = $(subform);
Element.addClassName(this, 'loading');
statusMessage('loading');
new Ajax.Request(url + this.id.replace('record-',''), {
method : 'post',
postBody : 'ajax=1',
onSuccess : this.select_success.bind(this),
onFailure : ajaxErrorHandler
});
},
select_success : function(response) {
Element.removeClassName(this, 'loading');
this.subform.loadNewPage(response.responseText);
statusMessage('loaded','good');
}
}
TableListRecord.applyTo('div.TableListField tr');
TableListField.applyTo('div.TableListField');