RandomSec/main/webapp/scripts/facets/list-facet.js
2010-05-28 23:19:08 +00:00

657 lines
21 KiB
JavaScript

function ListFacet(div, config, options, selection) {
this._div = div;
this._config = config;
if (!("invert" in this._config)) {
this._config.invert = false;
}
this._options = options || {};
if (!("sort" in this._options)) {
this._options.sort = "name";
}
this._selection = selection || [];
this._blankChoice = (config.selectBlank) ? { s : true, c : 0 } : null;
this._errorChoice = (config.selectError) ? { s : true, c : 0 } : null;
this._data = null;
this._initializeUI();
this._update();
}
ListFacet.reconstruct = function(div, uiState) {
return new ListFacet(div, uiState.c, uiState.o, uiState.s);
};
ListFacet.prototype.dispose = function() {
};
ListFacet.prototype.reset = function() {
this._selection = [];
this._blankChoice = null;
this._errorChoice = null;
};
ListFacet.prototype.getUIState = function() {
var json = {
c: this.getJSON(),
o: this._options
};
json.s = json.c.selection;
delete json.c.selection;
return json;
};
ListFacet.prototype.getJSON = function() {
var o = {
type: "list",
name: this._config.name,
columnName: this._config.columnName,
expression: this._config.expression,
omitBlank: "omitBlank" in this._config ? this._config.omitBlank : false,
omitError: "omitError" in this._config ? this._config.omitError : false,
selection: [],
selectBlank: this._blankChoice !== null && this._blankChoice.s,
selectError: this._errorChoice !== null && this._errorChoice.s,
invert: this._config.invert
};
for (var i = 0; i < this._selection.length; i++) {
var choice = {
v: cloneDeep(this._selection[i].v)
};
o.selection.push(choice);
}
return o;
};
ListFacet.prototype.hasSelection = function() {
return this._selection.length > 0 ||
(this._blankChoice !== null && this._blankChoice.s) ||
(this._errorChoice !== null && this._errorChoice.s);
};
ListFacet.prototype.updateState = function(data) {
this._data = data;
if ("choices" in data) {
var selection = [];
var choices = data.choices;
for (var i = 0; i < choices.length; i++) {
var choice = choices[i];
if (choice.s) {
selection.push(choice);
}
}
this._selection = selection;
this._reSortChoices();
this._blankChoice = data.blankChoice || null;
this._errorChoice = data.errorChoice || null;
}
this._update();
};
ListFacet.prototype._reSortChoices = function() {
this._data.choices.sort(this._options.sort == "name" ?
function(a, b) {
return a.v.l.localeCompare(b.v.l);
} :
function(a, b) {
var c = b.c - a.c;
return c !== 0 ? c : a.v.l.localeCompare(b.v.l);
}
);
};
ListFacet.prototype._initializeUI = function() {
var self = this;
var facet_id = this._div.attr("id");
this._div.empty().show().html(
'<div class="facet-title">' +
'<div class="grid-layout layout-tightest layout-full"><table><tr>' +
'<td width="1%"><a href="javascript:{}" title="Remove this facet" class="facet-title-remove" bind="removeButton">&nbsp;</a></td>' +
'<td>' +
'<a href="javascript:{}" class="facet-choice-link" bind="resetButton">reset</a>' +
'<a href="javascript:{}" class="facet-choice-link" bind="invertButton">invert</a>' +
'<a href="javascript:{}" class="facet-choice-link" bind="changeButton">change</a>' +
'<span bind="titleSpan"></span>' +
'</td>' +
'</tr></table></div>' +
'</div>' +
'<div class="facet-expression" bind="expressionDiv"></div>' +
'<div class="facet-controls" bind="controlsDiv" style="display:none;"><div class="grid-layout layout-tightest layout-full">' +
'<table><tr>' +
'<td><a bind="choiceCountContainer" class="action" href="javascript:{}"></a> <span bind="sortGroup">sorted by ' +
'<input bind="sortByNameLink" type="radio" id="' + facet_id + '-name-sort" name="radio" checked="checked" /><label for="' + facet_id + '-name-sort">name</label>' +
'<input bind="sortByCountLink" type="radio" id="' + facet_id + '-count-sort" name="radio" /><label for="' + facet_id + '-count-sort">count</label>' +
'</span></td>' +
'<td width="1%" nowrap=""><button bind="clusterLink">cluster</button></td>' +
'</tr></table>' +
'</div></div>' +
'<div class="facet-body" bind="bodyDiv">' +
'<div class="facet-body-inner" bind="bodyInnerDiv"></div>' +
'</div>'
);
this._elmts = DOM.bind(this._div);
this._elmts.titleSpan.text(this._config.name);
this._elmts.changeButton.attr("title","Current Expression: " + this._config.expression).click(function() {
self._elmts.expressionDiv.slideToggle(100);
});
this._elmts.expressionDiv.text(this._config.expression).hide().click(function() { self._editExpression(); });
this._elmts.removeButton.click(function() { self._remove(); });
this._elmts.resetButton.click(function() { self._reset(); });
this._elmts.invertButton.click(function() { self._invert(); });
this._elmts.choiceCountContainer.click(function() { self._copyChoices(); });
this._elmts.sortByCountLink.click(function() {
if (self._options.sort != "count") {
self._options.sort = "count";
self._reSortChoices();
self._update(true);
}
});
this._elmts.sortByNameLink.click(function() {
if (self._options.sort != "name") {
self._options.sort = "name";
self._reSortChoices();
self._update(true);
}
});
this._elmts.sortGroup.buttonset();
this._elmts.clusterLink.click(function() { self._doEdit(); }).button();
if (this._config.expression != "value" && this._config.expression != "gel:value") {
this._elmts.clusterLink.hide();
}
if (!("scroll" in this._options) || this._options.scroll) {
this._elmts.bodyDiv.addClass("facet-body-scrollable");
this._elmts.bodyDiv.resizable({
minHeight: 30,
handles: 's',
stop: function(event, ui) {
event.target.style.width = "auto"; // don't force the width
}
});
}
};
ListFacet.prototype._copyChoices = function() {
var self = this;
var frame = DialogSystem.createDialog();
frame.width("600px");
var header = $('<div></div>').addClass("dialog-header").text("Facet Choices exported as TSV").appendTo(frame);
var body = $('<div></div>').addClass("dialog-body").appendTo(frame);
var footer = $('<div></div>').addClass("dialog-footer").appendTo(frame);
body.html('<textarea wrap="off" bind="textarea" style="display: block; width: 100%; height: 400px;" />');
var elmts = DOM.bind(body);
$('<button></button>').text("Close").click(function() {
DialogSystem.dismissUntil(level - 1);
}).appendTo(footer);
var lines = [];
for (var i = 0; i < this._data.choices.length; i++) {
var choice = this._data.choices[i];
lines.push(choice.v.l + "\t" + choice.c);
}
if (this._blankChoice) {
lines.push("(blank)\t" + this._blankChoice.c);
}
if (this._errorChoice) {
lines.push("(error)\t" + this._errorChoice.c);
}
var level = DialogSystem.showDialog(frame);
var textarea = elmts.textarea[0];
textarea.value = lines.join("\n");
textarea.focus();
textarea.select();
};
ListFacet.prototype._update = function(resetScroll) {
var self = this;
var invert = this._config.invert;
if (invert) {
this._elmts.bodyInnerDiv.addClass("facet-mode-inverted");
this._elmts.invertButton.addClass("facet-mode-inverted");
} else {
this._elmts.bodyInnerDiv.removeClass("facet-mode-inverted");
this._elmts.invertButton.removeClass("facet-mode-inverted");
}
if (!this._data) {
//this._elmts.statusDiv.hide();
this._elmts.controlsDiv.hide();
this._elmts.bodyInnerDiv.empty().append(
$('<div>').text("Loading...").addClass("facet-body-message"));
return;
} else if ("error" in this._data) {
//this._elmts.statusDiv.hide();
this._elmts.controlsDiv.hide();
this._elmts.bodyInnerDiv.empty().append(
$('<div>').text(this._data.error).addClass("facet-body-message"));
if (this._data.error == "Too many choices") {
this._renderBodyControls();
}
return;
}
var scrollTop = 0;
if (!resetScroll) {
try {
scrollTop = this._elmts.bodyInnerDiv[0].scrollTop;
} catch (e) {
}
}
this._elmts.bodyInnerDiv.empty();
//this._elmts.statusDiv.show();
this._elmts.controlsDiv.show();
var choices = this._data.choices;
var selectionCount = this._selection.length +
(this._blankChoice !== null && this._blankChoice.s ? 1 : 0) +
(this._errorChoice !== null && this._errorChoice.s ? 1 : 0);
this._elmts.choiceCountContainer.text(choices.length + " choices");
if (selectionCount > 0) {
this._elmts.resetButton.show();
this._elmts.invertButton.show();
} else {
this._elmts.resetButton.hide();
this._elmts.invertButton.hide();
}
if (this._options.sort == "name") {
this._elmts.sortByNameLink.addClass("facet-mode-link-selected");
this._elmts.sortByCountLink.removeClass("facet-mode-link-selected");
} else {
this._elmts.sortByNameLink.removeClass("facet-mode-link-selected");
this._elmts.sortByCountLink.addClass("facet-mode-link-selected");
}
var html = [];
var temp = $('<div>');
var encodeHtml = function(s) {
return temp.text(s).html();
};
var renderEdit = this._config.expression == "value";
var renderChoice = function(index, choice, customLabel) {
var label = customLabel || choice.v.l;
var count = choice.c;
html.push('<div class="facet-choice' + (choice.s ? ' facet-choice-selected' : '') + '" choiceIndex="' + index + '">');
// include/exclude link
html.push(
'<a href="javascript:{}" class="facet-choice-link facet-choice-toggle" ' +
'style="visibility: ' + (choice.s ? 'visible' : 'hidden') + '">' +
(invert != choice.s ? 'exclude' : 'include') +
'</a>'
);
// edit link
if (renderEdit) {
html.push('<a href="javascript:{}" class="facet-choice-link facet-choice-edit" style="visibility: hidden">edit</a>');
}
html.push('<a href="javascript:{}" class="facet-choice-label">' + encodeHtml(label) + '</a>');
html.push('<span class="facet-choice-count">' + count + '</span>');
html.push('</div>');
};
for (var i = 0; i < choices.length; i++) {
renderChoice(i, choices[i]);
}
if (this._blankChoice !== null) {
renderChoice(-1, this._blankChoice, "(blank)");
}
if (this._errorChoice !== null) {
renderChoice(-2, this._errorChoice, "(error)");
}
this._elmts.bodyInnerDiv.html(html.join(''));
this._renderBodyControls();
this._elmts.bodyInnerDiv[0].scrollTop = scrollTop;
var getChoice = function(elmt) {
var index = parseInt(elmt.attr("choiceIndex"),10);
if (index == -1) {
return self._blankChoice;
} else if (index == -2) {
return self._errorChoice;
} else {
return choices[index];
}
};
var findChoice = function(elmt) {
return getChoice(elmt.closest('.facet-choice'));
};
var select = function(choice) {
self._select(choice, false);
};
var selectOnly = function(choice) {
self._select(choice, true);
};
var deselect = function(choice) {
self._deselect(choice);
};
var wireEvents = function() {
var bodyInnerDiv = self._elmts.bodyInnerDiv;
bodyInnerDiv.find('.facet-choice-label').click(function() {
var choice = findChoice($(this));
if (choice.s) {
if (selectionCount > 1) {
selectOnly(choice);
} else {
deselect(choice);
}
} else if (selectionCount > 0) {
selectOnly(choice);
} else {
select(choice);
}
});
bodyInnerDiv.find('.facet-choice-edit').click(function() {
var choice = findChoice($(this));
self._editChoice(choice, $(this).closest('.facet-choice'));
});
bodyInnerDiv.find('.facet-choice').mouseenter(function() {
$(this).find('.facet-choice-edit').css("visibility", "visible");
var choice = getChoice($(this));
if (!choice.s) {
$(this).find('.facet-choice-toggle').css("visibility", "visible");
}
}).mouseleave(function() {
$(this).find('.facet-choice-edit').css("visibility", "hidden");
var choice = getChoice($(this));
if (!choice.s) {
$(this).find('.facet-choice-toggle').css("visibility", "hidden");
}
});
bodyInnerDiv.find('.facet-choice-toggle').click(function() {
var choice = findChoice($(this));
if (choice.s) {
deselect(choice);
} else {
select(choice);
}
});
};
window.setTimeout(wireEvents, 100);
};
ListFacet.prototype._renderBodyControls = function() {
var self = this;
var bodyControls = $('<div>')
.addClass("facet-body-controls")
.appendTo(this._elmts.bodyInnerDiv);
$('<a>')
.text("facet by choice counts")
.attr("href", "javascript:{}")
.addClass("action")
.appendTo(bodyControls)
.click(function() {
ui.browsingEngine.addFacet(
"range",
{
"name" : self._config.columnName,
"columnName" : self._config.columnName,
"expression" : self._getMetaExpression(),
"mode" : "range"
},
{
}
);
});
};
ListFacet.prototype._getMetaExpression = function() {
var expression = this._config.expression;
var language = "gel:";
var colon = expression.indexOf(":");
if (colon > 0) {
var l = expression.substring(0, colon + 1);
if (l == "gel:" || l == "jython:" || l == "clojure:") {
expression = expression.substring(colon + 1);
language = l;
}
}
return language + 'facetCount(' + [
expression,
JSON.stringify(this._config.expression),
JSON.stringify(this._config.columnName)
].join(', ') + ')';
}
ListFacet.prototype._doEdit = function() {
new ClusteringDialog(this._config.columnName, this._config.expression);
};
ListFacet.prototype._editChoice = function(choice, choiceDiv) {
var self = this;
var menu = MenuSystem.createMenu().addClass("data-table-cell-editor").width("400px");
menu.html(
'<table class="data-table-cell-editor-layout">' +
'<tr>' +
'<td colspan="3">' +
'<textarea class="data-table-cell-editor-editor" bind="textarea" />' +
'</td>' +
'</tr>' +
'<tr>' +
'<td width="1%" align="center">' +
'<button bind="okButton">Apply</button><br/>' +
'<span class="data-table-cell-editor-key">Enter</span>' +
'</td>' +
'<td width="1%" align="center">' +
'<button bind="cancelButton">Cancel</button><br/>' +
'<span class="data-table-cell-editor-key">Esc</span>' +
'</td>' +
'<td>' +
'</td>' +
'</tr>' +
'</table>'
);
var elmts = DOM.bind(menu);
MenuSystem.showMenu(menu, function(){});
MenuSystem.positionMenuLeftRight(menu, choiceDiv);
var originalContent;
if (choice === this._blankChoice) {
originalContent = "(blank)";
} else if (choice === this._errorChoice) {
originalContent = "(error)";
} else {
originalContent = choice.v.v;
}
var commit = function() {
var text = elmts.textarea[0].value;
MenuSystem.dismissAll();
var edit = { to : text };
if (choice === self._blankChoice) {
edit.fromBlank = true;
} else if (choice === self._errorChoice) {
edit.fromError = true;
} else {
edit.from = [ originalContent ];
}
Gridworks.postProcess(
"mass-edit",
{},
{
columnName: self._config.columnName,
expression: "value",
edits: JSON.stringify([ edit ])
},
{
// limit edits to rows constrained only by the other facets
engineConfig: ui.browsingEngine.getJSON(false, self),
cellsChanged: true
},
{
onDone: function(o) {
var selection = [];
var gotSelection = false;
for (var i = 0; i < self._selection.length; i++) {
var choice = self._selection[i];
if (choice.v.v == originalContent) {
if (gotSelection) {
continue;
}
choice.v.v = text;
gotSelection = true; // eliminate duplicated selections due to changing one selected choice to another
}
selection.push(choice);
}
self._selection = selection;
}
}
);
};
elmts.okButton.click(commit);
elmts.textarea
.text(originalContent)
.keydown(function(evt) {
if (!evt.shiftKey) {
if (evt.keyCode == 13) {
commit();
} else if (evt.keyCode == 27) {
MenuSystem.dismissAll();
}
}
})
.select()
.focus();
elmts.cancelButton.click(function() {
MenuSystem.dismissAll();
});
};
ListFacet.prototype._select = function(choice, only) {
if (only) {
this._selection = [];
if (this._blankChoice !== null) {
this._blankChoice.s = false;
}
if (this._errorChoice !== null) {
this._errorChoice.s = false;
}
}
choice.s = true;
if (choice !== this._errorChoice && choice !== this._blankChoice) {
this._selection.push(choice);
}
this._updateRest();
};
ListFacet.prototype._deselect = function(choice) {
if (choice === this._errorChoice || choice === this._blankChoice) {
choice.s = false;
} else {
for (var i = this._selection.length - 1; i >= 0; i--) {
if (this._selection[i] === choice) {
this._selection.splice(i, 1);
break;
}
}
}
this._updateRest();
};
ListFacet.prototype._reset = function() {
this._selection = [];
this._blankChoice = null;
this._errorChoice = null;
this._config.invert = false;
this._updateRest();
};
ListFacet.prototype._invert = function() {
this._config.invert = !this._config.invert;
this._updateRest();
};
ListFacet.prototype._remove = function() {
ui.browsingEngine.removeFacet(this);
this._div = null;
this._config = null;
this._selection = null;
this._blankChoice = null;
this._errorChoice = null;
this._data = null;
};
ListFacet.prototype._updateRest = function() {
Gridworks.update({ engineChanged: true });
};
ListFacet.prototype._editExpression = function() {
var self = this;
var title = (this._config.columnName) ?
("Edit Facet's Expression based on Column " + this._config.columnName) :
"Edit Facet's Expression";
var column = Gridworks.columnNameToColumn(this._config.columnName);
var o = DataTableView.sampleVisibleRows(column);
new ExpressionPreviewDialog(
title,
column ? column.cellIndex : -1,
o.rowIndices,
o.values,
this._config.expression,
function(expr) {
if (expr != self._config.expression) {
self._config.expression = expr;
self._elmts.expressionDiv.text(self._config.expression);
if (self._config.expression == "value" || self._config.expression == "gel:value") {
self._elmts.clusterLink.show();
} else {
self._elmts.clusterLink.hide();
}
self.reset();
self._updateRest();
}
}
);
};