-
Notifications
You must be signed in to change notification settings - Fork 0
/
exhibit.js
494 lines (437 loc) · 24.5 KB
/
exhibit.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
// $Id$
/**
* Enable auto facet generation based on fields in selected feeds in Exhibit node creation
*/
Drupal.behaviors.exhibit = function(context) {
Drupal.exhibit.buildForm();
// Loads all feeds, attaches change handler to feed checkboxes,
// and initializes
Drupal.exhibit.loadFeeds(function(){
$('input.exhibit-feed-checkbox:not(.exhibit-feed-checkbox-processed)', context).addClass('exhibit-feed-checkbox-processed').each(function () {
$(this).bind('change', function(){
Drupal.exhibit.selectFeed(this);
});
if (this.checked) {
Drupal.exhibit.selectFeed(this);
}
});
// Bind insert button click event
$('input#edit-insert-facet').bind('click', function(){
Drupal.exhibit.insertFacet();
return false;
});
$('#edit-exhibit-facet-generator-form-wrapper-field-name').bind('change', function(){
Drupal.exhibit.filterFacetTypeByField();
return false;
});
$('#edit-exhibit-facet-generator-form-wrapper-facet-type').bind('change', function(){
Drupal.exhibit.facetTypeChange();
return false;
});
});
};
/**
* Facet form generator
*/
Drupal.exhibit = function() {
var facets = {
list: {
title:'List',
exhibitClass: 'List',
types: ['text','number','date','boolean','url','item'],
options: {
height: {
title: 'Height',
help: "Height of the facet's body, e.g., \"20em\", \"200px\""
},
sortMode: {
title: 'Sort Mode',
help: "How to sort the choices in the facet",
choices: ['value', 'count']
},
sortDirection: {
title: 'Sort Direction',
help: "Whether to reverse the sort direction",
choices: ['forward', 'reverse']
},
showMissing: {
title: 'Show Missiong',
help: "Whether to provide a selection for items missing the facet -- this will suppress the '(missing this field)' text",
choices: ['true', 'false']
},
selection: {
title: 'Selection',
help: "Semicolon-separated list of default selections"
},
fixedOrder: {
title: 'Fixed Order',
help: "Semicolon-separated list of values specifying a fixed order for sorting the choices in the facet, e.g., \"Mo;Tu;We;Th;Fr\" for weekdays"
},
scroll: {
title: 'Scroll',
help: "If true, facet values are in a scrollable window of fixed size. If false, all facet values are shown in as much space as needed, without a scroll bar.",
choices: ['true', 'false']
},
colorCoder: {
title: 'Color Coder',
help: "Whcih color coder to use"
},
collapsible: {
title: 'Collapsible',
help: "Whether the facet is collapsible or not.",
choices: ['false', 'true'],
dependency: 'collapsed'
},
collapsed: {
title: 'Collapsed',
help: "Whether the facet is defaulted to a collapsed state.",
choices: ['false', 'true']
}
}
},
cloud: {
title: 'Cloud',
exhibitClass: 'Cloud',
types: ['text','number','date','boolean','url','item'],
options: {
selectMissing: {
title: 'Select Missiong',
help: "Whether to provide a selection for items missing the facet -- this will suppress the '(missing this field)' text",
choices: ['true', 'false']
},
selection: {
title: 'Selection',
help: "Semicolon-separated list of default selections"
}
}
},
datePicker: {
title: 'Date Picker',
exhibitClass: 'DatePicker',
types: ['date'],
options: {
timerLimit: {
title: 'Timer Limit',
help: "If set, this is the number of miliseconds that will pass between the first date selection and the auto selection of the second date. Timer limit will not apply if selection dragging is enabled."
},
dragSelection: {
title: 'Enable Selection Dragging',
help: "If true, users will select a date range by clicking and dragging on the dates they want to pick.",
choices: ['false', 'true']
}
}
},
hierarchical: {
title: 'Hierarchical',
exhibitClass: 'Hierarchical',
types: ['text','number','date','boolean','url','item'],
options: {}
},
numericRange: {
title: 'Numeric Range',
exhibitClass: 'NumericRange',
types: ['number'],
options: {
height: {
title: 'Height',
help: "Height of the facet's body, e.g., \"20em\", \"200px\""
},
collapsible: {
title: 'Collapsible',
help: "Whether the facet is collapsible or not.",
choices: ['false', 'true'],
dependency: 'collapsed'
},
collapsed: {
title: 'Collapsed',
help: "Whether the facet is defaulted to a collapsed state.",
choices: ['false', 'true']
}
}
},
slider: {
title: 'Slider',
exhibitClass: 'Slider',
types: ['number'],
options: {
scroll: {
title: 'Scroll',
help: "If true, facet values are in a scrollable window of fixed size. If false, all facet values are shown in as much space as needed, without a scroll bar.",
choices: ['true', 'false']
},
height: {
title: 'Height',
help: "Height of the facet's body, e.g., \"20em\", \"200px\""
},
precision: {
title: 'Precision',
help: "Precision of the slider expressed as a whole or floating point number"
},
historgram: {
title: 'Histogram',
help: "Whether or not to show the histogram",
choices: ['true', 'false']
}
}
},
textSearch: {
title: 'Text Search',
exhibitClass: 'TextSearch',
types: ['text','number','date','boolean','url','item'],
options: {
queryParamName: {
title: 'Query Param Name',
help: "Which query param from the URL to auto filter by. E.g. http://example.com?srch=something would automatically set the text search filter to 'something' and filter the results when the page is loaded."
},
requiresEnter: {
title: 'Requires Enter',
help: "Whether the facet requires the user to hit the 'enter' key before filtering.",
choices: ['false', 'true']
}
}
}
};
var feeds = {};
var fieldWrapper = function(label, input, fieldId, helpText){
return ['<div class="form-item">',
'<label for="', fieldId, '">', label, '</label>',
input,
(helpText === undefined ? '' : '<div class="description">' + helpText + '</div>'),
'</div>'].join('');
};
// Build list of facet type options
var facetTypeOptions = function() {
var options = [],
selFieldName = $('#edit-exhibit-facet-generator-form-wrapper-field-name').val(),
selField;
// If a field name is selected, filter the facets by type
if ($('#edit-exhibit-facet-generator-form-wrapper-field-name') && selFieldName) {
selField = getField(selFieldName);
for (facet in facets) {
if ($.inArray(selField.valueType, facets[facet].types) >= 0) {
options.push('<option value="' + facet + '">' + facets[facet].title + '</option>');
}
}
}
else { // No field selected, return them all. Used in initialization
for (facet in facets) {
options.push('<option value="' + facet + '">' + facets[facet].title + '</option>');
}
}
return options.join('');
};
// Build array of unique fields based on selected feeds
var getUniqueFields = function() {
var fields = [];
// Gather selected feed ids
selectedIds = $.map($('input.exhibit-feed-checkbox:checked'), function(item) {
var parts = item.id.split('-');
return parts[parts.length-1];
});
// Build list of unique field names from the selected feeds
$.each(selectedIds, function(selIdx, feed_id){
$.each(feeds[feed_id].fields, function(feedsIdx, field){
if($.inArray(field.name, fields) < 0) {
fields.push(field.name);
}
});
});
return fields;
};
var getField = function(fieldName) {
var selField;
$.each(feeds, function(feedIdx, feed){
$.each(feed.fields, function(fieldIdx, field){
if (field.name === fieldName) {
selField = field;
}
});
});
return selField;
};
return {
// Build the default facet generation form
buildForm: function() {
$('div#facet-generator-form').html([fieldWrapper('Select Field: <span class="form-required" title="This field is required.">*</span>',
'<select name="exhibit[facet-generator-form-wrapper][field-name]" class="form-select required" id="edit-exhibit-facet-generator-form-wrapper-field-name" ></select>',
'edit-exhibit-facet-generator-form-wrapper-field-name'),
fieldWrapper('Label: ',
'<input type="text" maxlength="128" name="exhibit[facet-generator-form-wrapper][facet-label]" id="edit-exhibit-facet-generator-form-wrapper-facet-label" size="60" value="" class="form-text" />',
'edit-exhibit-facet-generator-form-wrapper-facet-label'),
fieldWrapper('Facet Type: <span class="form-required" title="This field is required.">*</span>',
['<select name="exhibit[facet-generator-form-wrapper][facet-type]" class="form-select" id="edit-exhibit-facet-generator-form-wrapper-facet-type" >',
'<option></option>', facetTypeOptions() ,'</select>'].join(''),
'edit-exhibit-facet-generator-form-wrapper-facet-type'),
'<div id="facet-options"></div>',
'<input type="submit" name="insertFacet" id="edit-insert-facet" value="Generate Facet HTML" class="form-submit" />'].join('\n'));
},
// Build a facets options form
buildFacetOptionsForm: function(facet) {
var selFacet = facets[facet],
formHtml = [];
if (!facet || !selFacet) {
return '';
}
for (option in selFacet.options) {
// select field
if (selFacet.options[option].choices &&
selFacet.options[option].choices.length) {
formHtml.push(fieldWrapper((selFacet.options[option].title ? selFacet.options[option].title : option) + ': ',
['<select name="exhibit[facet-generator-form-wrapper][', facet, '][', option, ']" ',
'class="form-select" id="edit-exhibit-facet-generator-form-wrapper-', facet, '-', option, '" >',
$.map(selFacet.options[option].choices, function(choice){
return '<option value="' + choice + '">' + choice + '</option>';
}).join(''),
'</select>'].join(''),
'edit-exhibit-facet-generator-form-wrapper-' + facet + '-' + option,
selFacet.options[option].help));
}
else { // text field
formHtml.push(fieldWrapper((selFacet.options[option].title ? selFacet.options[option].title : option) + ': ',
'<input type="text" maxlength="128" name="exhibit[facet-generator-form-wrapper][' + facet + '][' + option + ']" id="edit-exhibit-facet-generator-form-wrapper-' + facet + '-' + option + '" size="60" value="" class="form-text" />',
'edit-exhibit-facet-generator-form-wrapper-' + facet + '-' + option,
selFacet.options[option].help));
}
}
return formHtml.join('');
},
// Load all feeds
loadFeeds: function(callback) {
for (var feed_id in Drupal.settings.exhibit) {
feeds[feed_id] = {loaded: false, url: Drupal.settings.exhibit[feed_id], fields: []};
}
for (feed_id in feeds){
this.loadFeed(feeds[feed_id], callback);
}
},
// Load an individual feed
loadFeed: function(feed, callback) {
var fieldType,
that = this;
$.ajax({
type: "GET",
url: '/' + feed.url,
dataType: "json",
success: function(data) {
if (data.items && data.items[0]) { // Make sure the feed contains items
$.each(data.items, function(item){ // Loop through each item
$.each(data.items[item], function(i) { // Loop through each field in the item
if ($.inArray(i, $.map(feed.fields, function(f){ return f.name;})) < 0) { // Make sure the field doesn't already exist
if (data.properties &&
data.properties[i] &&
data.properties[i]['valueType']) { // Check if item has a defined value type
fieldType = data.properties[i]['valueType']; // Use specified value type
}
else {
fieldType = 'item'; // Use default 'item' value type
}
feed.fields.push({name: i, valueType: fieldType}); // Add the field to the fields array
}
});
});
}
},
complete: function() {
feed.loaded = true;
if (typeof callback === 'function' &&
that.allFeedsLoaded()) {
callback();
}
}
});
},
// Check if all feeds have been loaded
allFeedsLoaded: function() {
var loaded = true;
$.each(feeds, function(feed_id){
if (!feeds[feed_id].loaded) {
loaded = false;
}
});
return loaded;
},
// Handle feed selection
selectFeed: function(element) {
var selectedIds = [],
options,
optionsHtml = ['<option></option>'];
// Hide facet generator form if no checkboxes are selected
if (!$('input.exhibit-feed-checkbox:checked').size()){
$('#exhibit-facet-builder').hide();
return;
}
// Get fields
options = getUniqueFields();
// Show the facet generator form if we have fields
if (options.length > 0){
// Create the options list for each field and
// update the field select box
$.each(options, function(i, option){
optionsHtml.push('<option value="' + option + '">' + option + '</option>');
});
$('#edit-exhibit-facet-generator-form-wrapper-field-name').html(optionsHtml.join(''));
$('#exhibit-facet-builder').show();
}
else { // No fields for selected feeds, hide the form
$('#exhibit-facet-builder').hide();
}
},
// Handles the facet type selection.
// Displays the facet's options form
facetTypeChange: function() {
$('#facet-options').html(this.buildFacetOptionsForm($('#edit-exhibit-facet-generator-form-wrapper-facet-type').val()));
},
buildFacet: function() {
if(!$('#edit-exhibit-facet-generator-form-wrapper-facet-type').val() ||
!$('#edit-exhibit-facet-generator-form-wrapper-field-name').val()) {
return '';
}
var facetType = $('#edit-exhibit-facet-generator-form-wrapper-facet-type').val(),
facet = facets[facetType],
facetOptionValue;
if (!facet) {
return '';
}
var facetHtml = ['<div class="facet" ex:role="facet"',
' ex:expression=".', $('#edit-exhibit-facet-generator-form-wrapper-field-name').val(), '"'];
if (facetType !== 'list'){
facetHtml.push(' ex:facetClass="' + facet.exhibitClass + '"');
}
if ($('#edit-exhibit-facet-generator-form-wrapper-facet-label').val()){
facetHtml.push(' ex:facetLabel="' + $('#edit-exhibit-facet-generator-form-wrapper-facet-label').val() + '"');
}
for (option in facet.options) {
facetOptionValue = $('#edit-exhibit-facet-generator-form-wrapper-' + facetType + '-' + option).val();
if (facetOptionValue) {
if (facet.options[option].choices &&
facet.options[option].choices.length &&
facet.options[option].choices.length > 0) {
if (facetOptionValue !== facet.options[option].choices[0]) {
facetHtml.push(' ex:' + option + '="' + facetOptionValue + '"');
}
}
else {
facetHtml.push(' ex:' + option + '="' + facetOptionValue + '"');
}
}
}
facetHtml.push('></div>');
return facetHtml.join('');
},
// Inserts the HTML for a facet based on the given options
insertFacet: function() {
var currentVal = '',
val = [];
currentVal = $('#edit-exhibit-facet-definition').val();
if (currentVal != '') {
val.push($.trim(currentVal));
}
val.push(this.buildFacet());
$('#edit-exhibit-facet-definition').val(val.join('\n'));
},
filterFacetTypeByField: function() {
$('#edit-exhibit-facet-generator-form-wrapper-facet-type').html('<option></option>' + facetTypeOptions());
return false;
}
};
}();