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1 /* |
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2 * Copyright 2011 Tomas Zeman <tzeman@volny.cz> |
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3 * |
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4 * Licensed under the Apache License, Version 2.0 (the "License"); |
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5 * you may not use this file except in compliance with the License. |
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6 * You may obtain a copy of the License at |
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7 * |
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8 * http://www.apache.org/licenses/LICENSE-2.0 |
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9 * |
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10 * Unless required by applicable law or agreed to in writing, software |
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11 * distributed under the License is distributed on an "AS IS" BASIS, |
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12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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13 * See the License for the specific language governing permissions and |
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14 * limitations under the License. |
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15 */ |
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16 package net.tz.lift.snippet |
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17 |
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18 import net.liftweb.http._ |
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19 import scala.xml.{NodeSeq, Text} |
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20 |
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21 trait SnippetHelpers { |
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22 def mkPath(prefix: String, l: String*) = |
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23 (prefix :: l.toList) mkString ("/", "/", "") |
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24 } |
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25 |
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26 class A(href: => String) extends Function1[NodeSeq, NodeSeq] { |
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27 def apply(in: NodeSeq): NodeSeq = <a href={href}>{in}</a> |
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28 } |
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29 |
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30 object A { |
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31 def apply(href: String)(in: NodeSeq): NodeSeq = (new A(href))(in) |
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32 def apply(href: String): A = new A(href) |
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33 def apply(href: String, cnt: String): NodeSeq = (new A(href))(Text(cnt)) |
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34 } |
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35 |
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36 object ActionLinks extends DispatchSnippet { |
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37 def dispatch: DispatchIt = { |
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38 case "are" => { xhtml => if (links.is.isEmpty) NodeSeq.Empty else xhtml } |
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39 case _ => render _ |
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40 } |
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41 |
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42 import scala.collection.mutable.{BufferLike, ListBuffer} |
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43 |
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44 private object links extends RequestVar[ListBuffer[Either[Function0[NodeSeq], Function1[NodeSeq, NodeSeq]]]](new ListBuffer()) |
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45 |
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46 def render(in: NodeSeq): NodeSeq = links.is.flatMap { _.fold( _(), _(in) ) ++ |
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47 Text(" ") } |
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48 |
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49 def append(l: NodeSeq) = links.is.append(Left( { () => l } )) |
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50 def append(l: () => NodeSeq) = links.is.append(Left(l)) |
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51 def append(l: NodeSeq => NodeSeq) = links.is.append(Right(l)) |
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52 } |
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53 |
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54 object SimpleForm { |
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55 def apply(l: Iterable[AttrRow], submitVal: String, onSubmit: () => Any): |
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56 (NodeSeq => NodeSeq) = { |
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57 val curS = S.currentSnippet |
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58 def doit() = { |
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59 onSubmit() |
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60 curS foreach { S.mapSnippet(_, loop) } |
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61 } |
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62 |
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63 def loop: (NodeSeq => NodeSeq) = { |
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64 Panel(l ++ List(AttrRow.submitRow(SHtml.submit(submitVal, doit)))) |
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65 } |
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66 |
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67 loop |
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68 } |
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69 |
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70 def apply(l: Iterable[AttrRow], submitVal: String): (NodeSeq => NodeSeq) = |
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71 apply(l, submitVal, () => ()) |
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72 } |
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73 |
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74 // vim: set ts=2 sw=2 et: |