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-rw-r--r--framework/Web/Javascripts/prototype/selector.js110
1 files changed, 0 insertions, 110 deletions
diff --git a/framework/Web/Javascripts/prototype/selector.js b/framework/Web/Javascripts/prototype/selector.js
deleted file mode 100644
index cb900e17..00000000
--- a/framework/Web/Javascripts/prototype/selector.js
+++ /dev/null
@@ -1,110 +0,0 @@
-var Selector = Class.create();
-Selector.prototype = {
- initialize: function(expression) {
- this.params = {classNames: []};
- this.expression = expression.toString().strip();
- this.parseExpression();
- this.compileMatcher();
- },
-
- parseExpression: function() {
- function abort(message) { throw 'Parse error in selector: ' + message; }
-
- if (this.expression == '') abort('empty expression');
-
- var params = this.params, expr = this.expression, match, modifier, clause, rest;
- while (match = expr.match(/^(.*)\[([a-z0-9_:-]+?)(?:([~\|!]?=)(?:"([^"]*)"|([^\]\s]*)))?\]$/i)) {
- params.attributes = params.attributes || [];
- params.attributes.push({name: match[2], operator: match[3], value: match[4] || match[5] || ''});
- expr = match[1];
- }
-
- if (expr == '*') return this.params.wildcard = true;
-
- while (match = expr.match(/^([^a-z0-9_-])?([a-z0-9_-]+)(.*)/i)) {
- modifier = match[1], clause = match[2], rest = match[3];
- switch (modifier) {
- case '#': params.id = clause; break;
- case '.': params.classNames.push(clause); break;
- case '':
- case undefined: params.tagName = clause.toUpperCase(); break;
- default: abort(expr.inspect());
- }
- expr = rest;
- }
-
- if (expr.length > 0) abort(expr.inspect());
- },
-
- buildMatchExpression: function() {
- var params = this.params, conditions = [], clause;
-
- if (params.wildcard)
- conditions.push('true');
- if (clause = params.id)
- conditions.push('element.id == ' + clause.inspect());
- if (clause = params.tagName)
- conditions.push('element.tagName.toUpperCase() == ' + clause.inspect());
- if ((clause = params.classNames).length > 0)
- for (var i = 0; i < clause.length; i++)
- conditions.push('Element.hasClassName(element, ' + clause[i].inspect() + ')');
- if (clause = params.attributes) {
- clause.each(function(attribute) {
- var value = 'element.getAttribute(' + attribute.name.inspect() + ')';
- var splitValueBy = function(delimiter) {
- return value + ' && ' + value + '.split(' + delimiter.inspect() + ')';
- }
-
- switch (attribute.operator) {
- case '=': conditions.push(value + ' == ' + attribute.value.inspect()); break;
- case '~=': conditions.push(splitValueBy(' ') + '.include(' + attribute.value.inspect() + ')'); break;
- case '|=': conditions.push(
- splitValueBy('-') + '.first().toUpperCase() == ' + attribute.value.toUpperCase().inspect()
- ); break;
- case '!=': conditions.push(value + ' != ' + attribute.value.inspect()); break;
- case '':
- case undefined: conditions.push(value + ' != null'); break;
- default: throw 'Unknown operator ' + attribute.operator + ' in selector';
- }
- });
- }
-
- return conditions.join(' && ');
- },
-
- compileMatcher: function() {
- this.match = new Function('element', 'if (!element.tagName) return false; \
- return ' + this.buildMatchExpression());
- },
-
- findElements: function(scope) {
- var element;
-
- if (element = $(this.params.id))
- if (this.match(element))
- if (!scope || Element.childOf(element, scope))
- return [element];
-
- scope = (scope || document).getElementsByTagName(this.params.tagName || '*');
-
- var results = [];
- for (var i = 0; i < scope.length; i++)
- if (this.match(element = scope[i]))
- results.push(Element.extend(element));
-
- return results;
- },
-
- toString: function() {
- return this.expression;
- }
-}
-
-function $$() {
- return $A(arguments).map(function(expression) {
- return expression.strip().split(/\s+/).inject([null], function(results, expr) {
- var selector = new Selector(expr);
- return results.map(selector.findElements.bind(selector)).flatten();
- });
- }).flatten();
-}