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/*
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* Copyright 2012 Tomas Zeman <tzeman@volny.cz>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package net.datatables
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import fis.base.ui._
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import net.liftweb.http._
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import net.liftweb.http.js._
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import net.liftweb.http.js.JE._
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import net.liftweb.http.js.JsCmds._
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import net.liftweb.http.js.jquery._
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import net.liftweb.http.js.jquery.JqJE._
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import net.liftweb.http.js.jquery.JqJsCmds._
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import net.liftweb.json._
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import net.liftweb.json.Extraction._
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import net.liftweb.record.RecordHelpers._
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import net.liftweb.sitemap.Loc.Snippet
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import net.liftweb.util._
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import net.liftweb.util.Helpers._
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import net.tz.lift.snippet._
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import scala.xml.NodeSeq
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/**
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* datatables.net typesafe datatable.
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*/
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object DataTables {
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def init() {
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LiftRules.snippets.append {
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case List("datatables") => { _ => initHeader(loadTpl) }
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}
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}
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protected def loadTpl =
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Templates(List("templates-hidden", "datatables")) openOr NodeSeq.Empty
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protected def initHeader: CssTr = {
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val rows = Props.getInt("datatables.rows") map { i =>
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SetExp(JsVar("$.fn.dataTable.defaults.iDisplayLength"), i) }
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val lang = Props.get("datatables.lang." + CurLanguage.getLanguage) map { l =>
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SetExp(JsVar("$.fn.dataTable.defaults.oLanguage.sUrl"), l) }
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"#datatables-defaults" #> Script((rows ++ lang) toSeq)
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}
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def onLoad(selector: String, opts: Options): NodeSeq = {
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val s = Script(JqOnLoad(jsRender(selector, opts)))
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<head>
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{s}
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</head>
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}
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def jsRender(selector: String, opts: Options): JsExp =
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JqId(selector) ~> fun(opts)
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private def fun(opts: Options): JsMember =
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new JsRaw("dataTable(%s);".format(opt2js(opts).toJsCmd)) with JsMember
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private def opt2js(opts: Options): JsExp = {
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implicit val formats = DefaultFormats
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decompose(opts)
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}
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case class Options(oLanguage: Option[Language], aoColumnDefs: List[ColumnDef])
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{
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def lang(l: Language) = this.copy(oLanguage = Some(l))
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def col(c: ColumnDef) = this.copy(aoColumnDefs = c :: aoColumnDefs)
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}
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object Options extends Options(None, Nil)
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case class Language(sUrl: Option[String]) {
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def url(url: String) = this.copy(sUrl = Some(url))
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}
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object Language extends Language(None)
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case class ColumnDef(sType: Option[String], aTargets: List[Int]) {
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def dtype(t: String) = this.copy(sType = Some(t))
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def dtype(t: Symbol) = this.copy(sType = Some(t.name))
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def target(i: Int) = this.copy(aTargets = i :: aTargets)
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}
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object ColumnDef extends ColumnDef(None, Nil)
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val TYPE_EU_DATE = 'eu_date
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}
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// vim: set ts=2 sw=2 et:
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