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morpheus.js
Commit ed502faa authored by joshua-gould's avatar joshua-gould
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autocomplete in middle of string

parent ffa39a5b
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Showing with 362 additions and 183 deletions
src/util/util.js
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......@@ -420,68 +420,109 @@ morpheus.Util.autosuggest = function(options) {
suggestWhenEmpty : true,
}, options);
options.$el
// don't navigate away from the field on tab when selecting an item
.on(
'keydown',
function(event) {
if ((event.keyCode === $.ui.keyCode.TAB)
&& $(this).data('ui-autocomplete').menu.active) {
event.preventDefault();
}
}).autocomplete({
minLength : 1,
delay : options.delay,
source : function(request, response) {
// delegate back to autocomplete, but extract the last term
var terms = morpheus.Util.getAutocompleteTokens(request.term);
if (options.suggestWhenEmpty || terms.length > 0) {
options.filter(terms, response);
}
},
focus : function() {
// prevent value inserted on focus
return false;
},
select : function(event, ui) {
if (options.multi) {
var terms = morpheus.Util.getAutocompleteTokens(this.value);
// remove the current input
terms.pop();
// add the selected item
var val = ui.item.value;
// if ((val.indexOf(' ') > 0 && val[0] !== '"')) {
// val = '"' + val + '"'; // quote
// }
// val = val.replace(fieldRegExp, '\\:'); // TODO escape field
// separators
terms.push(val);
// don't navigate away from the field on tab when selecting an item
.on(
'keydown',
function(event) {
if ((event.keyCode === $.ui.keyCode.TAB)
&& $(this).data('ui-autocomplete').menu.active) {
event.preventDefault();
}
})
.autocomplete(
{
minLength : 0,
delay : options.delay,
source : function(request, response) {
// delegate back to autocomplete, but extract the
// autocomplete term
var terms = morpheus.Util
.getAutocompleteTokens(
request.term,
{
trim : false,
selectionStart : options.$el[0].selectionStart
});
this.value = terms.join(' ');
if (options.select) {
options.select();
}
$(this).autocomplete('close');
return false;
} else if (options.select) {
options.select();
$(this).autocomplete('close');
}
if (event.which === 13) {
event.stopImmediatePropagation();
}
}
});
if (terms.selectionStartIndex === undefined
|| terms.selectionStartIndex === -1) {
terms.selectionStartIndex = terms.length - 1;
}
if (options.suggestWhenEmpty || terms.length > 0) {
options.filter(terms, response);
}
},
focus : function() {
// prevent value inserted on focus
return false;
},
select : function(event, ui) {
if (ui.item.skip) {
return false;
}
if (options.multi) {
var terms = morpheus.Util
.getAutocompleteTokens(
this.value,
{
trim : false,
selectionStart : options.$el[0].selectionStart
});
// quote value if needed
var value = (ui.item.value[0] !== '"'
&& ui.item.value.indexOf(' ') > 0 ? ('"'
+ ui.item.value + '"')
: ui.item.value);
var show = ui.item.show; // || (ui.item.space
// &&
// options.suggestWhenEmpty);
// replace the current input
if (terms.length === 0) {
terms.push(value);
} else {
terms[terms.selectionStartIndex === -1
|| terms.selectionStartIndex === undefined ? terms.length - 1
: terms.selectionStartIndex] = value;
}
// add the selected item
this.value = terms.join(' ');
if (show) { // did
// we
// select
// just a
// field name?
setTimeout(function() {
options.$el.autocomplete('search',
options.$el.val());
}, 20);
}
if (options.select) {
options.select();
}
return false;
}
if (options.select) {
options.select();
}
if (event.which === 13) {
event.stopImmediatePropagation();
}
}
});
// use html for label instead of default text
options.$el.autocomplete('instance')._renderItem = function(ul, item) {
return $('<li>').html(item.label).appendTo(ul);
var instance = options.$el.autocomplete('instance');
instance._renderItem = function(ul, item) {
return $('<li class="ui-menu-item">').html(
item.render ? item.render() : item.label).appendTo(ul);
};
if (options.suggestWhenEmpty) {
options.$el.on('focus', function() {
if ($.trim(options.$el.val()) === '') {
options.$el.autocomplete('search', ' ');
}
options.$el.autocomplete('search', options.$el.val());
});
}
......@@ -490,7 +531,7 @@ morpheus.Util.autosuggest = function(options) {
options.$el.autocomplete('close');
} else if (options.suggestWhenEmpty) {
if (options.$el.val() === '') {
options.$el.autocomplete('search', ' ');
options.$el.autocomplete('search', '');
}
}
......@@ -498,6 +539,74 @@ morpheus.Util.autosuggest = function(options) {
};
morpheus.Util.getAutocompleteTokens = function(text, options) {
options = $.extend({}, {
trim : true
}, options);
if (options.trim) {
text = $.trim(text);
}
if (text === '') {
return [];
}
var inQuote = false;
var inSelectionStart = false;
var tokens = [];
var currentToken = [];
for (var i = 0, n = text.length; i < n; i++) {
var c = text[i];
if (c === '"') {
inQuote = !inQuote;
currentToken.push(c);
} else {
if ((c === ' ' || c === '\t') && !inQuote) {
tokens.push({
s : currentToken.join(''),
inSelectionStart : currentToken.inSelectionStart
});
currentToken = []; // start new token
} else { // add to current token
currentToken.push(c);
}
}
if (i === options.selectionStart - 1) {
currentToken.inSelectionStart = true;
}
}
tokens.push({
s : currentToken.join(''),
inSelectionStart : currentToken.inSelectionStart
});
// add trailing token
if (!options.trim && !inQuote && text[text.length - 1] === ' ') {
tokens.push({
s : ' ',
inSelectionStart : false
});
}
// remove empty tokens
// keep spaces at end of input "field:value" for next autocomplete
var filteredTokens = [];
var selectionStartIndex = -1;
for (var i = 0, ntokens = tokens.length; i < ntokens; i++) {
var token = tokens[i];
var s = token.s;
if (options.trim || i < (ntokens - 1)) {
s = $.trim(s);
}
if (s !== '') {
if (token.inSelectionStart) {
selectionStartIndex = filteredTokens.length;
}
filteredTokens.push(s);
}
}
filteredTokens.selectionStartIndex = selectionStartIndex;
return filteredTokens;
};
/**
* @deprecated
*/
......@@ -870,131 +979,139 @@ morpheus.Util.escapeRegex = function(value) {
.replace(/[-[\]{}()+?,\\^$|#\s]/g, '\\$&');
};
morpheus.Util.getAutocompleteTokens = function(text) {
text = $.trim(text);
if (text === '') {
return [];
}
var inQuote = false;
var tokens = [];
var currentToken = [];
for (var i = 0, length = text.length; i < length; i++) {
var c = text[i];
if (c === '"') {
inQuote = !inQuote;
currentToken.push(c);
} else {
if ((c === ' ' || c === '\t') && !inQuote) {
tokens.push(currentToken.join(''));
currentToken = [];
} else {
currentToken.push(c);
}
}
}
tokens.push(currentToken.join(''));
tokens = tokens.map(function(t) {
return $.trim(t);
});
tokens = tokens.filter(function(t) {
return t !== '';
});
return tokens;
};
morpheus.Util.createSearchPredicates = function(options) {
options = $.extend({}, {
validateFieldNames : true
}, options);
var tokens = options.tokens;
if (tokens == null) {
return [];
}
var availableFields = options.fields;
var disableFieldSearch = availableFields == null
|| availableFields.length === 0;
var validateFieldNames = options.validateFieldNames;
var fieldSearchEnabled = !validateFieldNames
|| (availableFields != null && availableFields.length > 0);
var fieldRegExp = /\\:/g;
var predicates = [];
var defaultIsExactMatch = options.defaultMatchMode === 'exact';
_
.each(
tokens,
function(token) {
var field = null;
var semi = token.indexOf(':');
if (semi > 0) { // field search?
if (disableFieldSearch
|| token.charCodeAt(semi - 1) === 92) { // \:
token = token.replace(fieldRegExp, ':');
} else { // only a field search if field matches
// one of available fields
var possibleToken = $.trim(token
.substring(semi + 1));
// check for "field":"val" and "field:val"
var possibleField = $.trim(token.substring(0,
semi)); // split on :
if (possibleField.length > 0
&& possibleField[0] === '"'
&& possibleField[possibleField.length - 1] === '"') {
possibleField = possibleField.substring(1,
possibleField.length - 1);
} else if (possibleField.length > 0
&& possibleField[0] === '"'
&& possibleToken[possibleToken.length - 1] === '"'
&& possibleToken[0] !== '"') {
possibleField = possibleField.substring(1,
possibleField.length);
possibleToken = '"' + possibleToken;
}
if (availableFields.indexOf(possibleField) !== -1) {
token = possibleToken;
field = possibleField;
}
}
tokens
.forEach(function(token) {
var field = null;
var semi = token.indexOf(':');
if (semi > 0) { // field search?
if (!fieldSearchEnabled
|| token.charCodeAt(semi - 1) === 92) { // \:
token = token.replace(fieldRegExp, ':');
} else { // only a field search if field matches
// one of available fields
var possibleToken = $.trim(token.substring(semi + 1));
// check for "field":"val" and "field:val"
var possibleField = $.trim(token.substring(0, semi)); // split
// on :
if (possibleField.length > 0
&& possibleField[0] === '"'
&& possibleField[possibleField.length - 1] === '"') {
possibleField = possibleField.substring(1,
possibleField.length - 1);
} else if (possibleField.length > 0
&& possibleField[0] === '"'
&& possibleToken[possibleToken.length - 1] === '"'
&& possibleToken[0] !== '"') {
possibleField = possibleField.substring(1,
possibleField.length);
possibleToken = '"' + possibleToken;
}
var isNot = false;
if (token[0] === '-') { // not predicate
token = token.substring(1);
isNot = true;
if (!validateFieldNames
|| availableFields.indexOf(possibleField) !== -1) {
token = possibleToken;
field = possibleField;
}
var predicate;
var range = token.indexOf('..');
if (range !== -1) { // range query
var min = parseFloat(token.substring(0, range));
var max = parseFloat(token.substring(range + 2));
predicate = new morpheus.Util.NumberRangePredicate(
field, min, max);
} else if (token[0] === '"'
&& token[token.length - 1] === '"') { // exact
// match
token = token.substring(1, token.length - 1);
predicate = new morpheus.Util.ExactTermPredicate(
field, token);
} else if (token.indexOf('*') !== -1) { // contains
predicate = new morpheus.Util.RegexPredicate(field,
token);
} else {
predicate = defaultIsExactMatch ? new morpheus.Util.ExactTermPredicate(
field, token)
: new morpheus.Util.RegexPredicate(field,
token);
}
}
var isNot = false;
if (token[0] === '-') { // not predicate
token = token.substring(1);
isNot = true;
}
var predicate;
var rangeIndex = -1;
var rangeToken = null;
var rangeIndicators = [ '..', '>=', '>', '<=', '<', '=' ];
for (var i = 0; i < rangeIndicators.length; i++) {
rangeIndex = token.indexOf(rangeIndicators[i]);
if (rangeIndex !== -1) {
rangeToken = rangeIndicators[i];
break;
}
}
if (rangeIndex !== -1) { // range query
if (rangeToken === '..') {
var start = parseFloat(token.substring(0, rangeIndex));
var end = parseFloat(token.substring(rangeIndex + 2));
if (!isNaN(start) && !isNaN(end)) {
predicate = new morpheus.Util.NumberRangePredicate(
field, start, end);
}
predicates.push(isNot ? new morpheus.Util.NotPredicate(
predicate) : predicate);
});
} else if (rangeToken === '>') {
var val = parseFloat(token.substring(rangeIndex + 1));
if (!isNaN(val)) {
predicate = new morpheus.Util.GreaterThanPredicate(
field, val);
}
} else if (rangeToken === '>=') {
var val = parseFloat(token.substring(rangeIndex + 2));
if (!isNaN(val)) {
predicate = new morpheus.Util.GreaterThanOrEqualPredicate(
field, val);
}
} else if (rangeToken === '<') {
var val = parseFloat(token.substring(rangeIndex + 1));
if (!isNaN(val)) {
predicate = new morpheus.Util.LessThanPredicate(
field, val);
}
} else if (rangeToken === '<=') {
var val = parseFloat(token.substring(rangeIndex + 2));
if (!isNaN(val)) {
predicate = new morpheus.Util.LessThanOrEqualPredicate(
field, val);
}
} else if (rangeToken === '=') {
var val = parseFloat(token.substring(rangeIndex + 1));
if (!isNaN(val)) {
predicate = new morpheus.Util.EqualsPredicate(
field, val);
}
} else {
predicate = defaultIsExactMatch ? new morpheus.Util.ExactTermPredicate(
field, token)
: new morpheus.Util.RegexPredicate(field, token);
}
} else if (token[0] === '"' && token[token.length - 1] === '"') { // exact
// match
token = token.substring(1, token.length - 1);
predicate = new morpheus.Util.ExactTermPredicate(field,
token);
} else if (token.indexOf('*') !== -1) { // contains
predicate = new morpheus.Util.RegexPredicate(field, token);
} else {
predicate = defaultIsExactMatch ? new morpheus.Util.ExactTermPredicate(
field, token)
: new morpheus.Util.RegexPredicate(field, token);
}
if (predicate != null) {
predicates.push(isNot ? new morpheus.Util.NotPredicate(
predicate) : predicate);
}
});
return predicates;
};
// morpheus.Util.getAutocompleteTokens = function(searchText) {
// searchText = $.trim(searchText);
// var tokens = searchText.match(/"[^"]*"|[^\s,"]+/g);
// if (tokens === null) {
// return [];
// }
// tokens = tokens.map(function(t) {
// var t = $.trim(t);
// return t;
// });
// tokens = tokens.filter(function(e) {
// return e != '' && e != undefined;
// });
// return tokens;
// };
morpheus.Util.createRegExpStringToMatchText = function(text) {
var tokens = morpheus.Util.getAutocompleteTokens(text);
......@@ -1158,9 +1275,6 @@ morpheus.Util.ContainsPredicate.prototype = {
return value.toLowerCase
&& value.toLowerCase().indexOf(this.text) !== -1;
},
getText : function() {
return this.text;
},
getField : function() {
return this.field;
},
......@@ -1183,9 +1297,6 @@ morpheus.Util.ExactTermPredicate.prototype = {
getField : function() {
return this.field;
},
getText : function() {
return this.text;
},
isNumber : function() {
return false;
},
......@@ -1205,9 +1316,6 @@ morpheus.Util.RegexPredicate.prototype = {
getField : function() {
return this.field;
},
getText : function() {
return this.text;
},
isNumber : function() {
return false;
},
......@@ -1227,9 +1335,6 @@ morpheus.Util.NumberRangePredicate.prototype = {
getField : function() {
return this.field;
},
getText : function() {
return this.min + '..' + this.max;
},
isNumber : function() {
return true;
},
......@@ -1238,6 +1343,83 @@ morpheus.Util.NumberRangePredicate.prototype = {
+ this.max;
}
};
morpheus.Util.GreaterThanPredicate = function(field, val) {
this.field = field;
this.val = val;
};
morpheus.Util.GreaterThanPredicate.prototype = {
accept : function(value) {
return value > this.val;
},
getField : function() {
return this.field;
},
isNumber : function() {
return true;
}
};
morpheus.Util.GreaterThanOrEqualPredicate = function(field, val) {
this.field = field;
this.val = val;
};
morpheus.Util.GreaterThanOrEqualPredicate.prototype = {
accept : function(value) {
return value >= this.val;
},
getField : function() {
return this.field;
},
isNumber : function() {
return true;
}
};
morpheus.Util.LessThanPredicate = function(field, val) {
this.field = field;
this.val = val;
};
morpheus.Util.LessThanPredicate.prototype = {
accept : function(value) {
return value < this.val;
},
getField : function() {
return this.field;
},
isNumber : function() {
return true;
}
};
morpheus.Util.LessThanOrEqualPredicate = function(field, val) {
this.field = field;
this.val = val;
};
morpheus.Util.LessThanOrEqualPredicate.prototype = {
accept : function(value) {
return value <= this.val;
},
getField : function() {
return this.field;
},
isNumber : function() {
return true;
}
};
morpheus.Util.EqualsPredicate = function(field, val) {
this.field = field;
this.val = val;
};
morpheus.Util.EqualsPredicate.prototype = {
accept : function(value) {
return value === this.val;
},
getField : function() {
return this.field;
},
isNumber : function() {
return true;
}
};
morpheus.Util.NotPredicate = function(p) {
this.p = p;
};
......@@ -1248,9 +1430,6 @@ morpheus.Util.NotPredicate.prototype = {
getField : function() {
return this.p.getField();
},
getText : function() {
return this.p.getText();
},
isNumber : function() {
return this.p.isNumber();
},
......
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