www/htdocs/js/steve_dh.js - steve - Git at Google

 /*
  Licensed to the Apache Software Foundation (ASF) under one or more
  contributor license agreements.  See the NOTICE file distributed with
  this work for additional information regarding copyright ownership.
  The ASF licenses this file to You under the Apache License, Version 2.0
  (the "License"); you may not use this file except in compliance with
  the License.  You may obtain a copy of the License at

      http://www.apache.org/licenses/LICENSE-2.0

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.
 */

 var step = -1
 var election_data;
 var vote_DH = null;

 var candidates;
 var chars;

 // A little shuffle, so we don't all get the same order at first
 function shuffleCandidates() {
     for (var i = 0; i < candidates.length; i++) {

         // Pick some numbers
         var sid = parseInt(Math.random()*candidates.length-0.01);
         var did = parseInt(Math.random()*candidates.length-0.01);

         // Splice!
         if (sid >= 0 && did >= 0) {
             candidates.splice(did, 0, candidates.splice(sid, 1)[0])
             chars.splice(did, 0, chars.splice(sid, 1)[0])
         }
     }
 }

 function loadIssue(election, issue, uid, callback) {

     var messages = ["Herding cats...", "Shaving yaks...", "Shooing some cows away...", "Fetching election data...", "Loading issues..."]
     if (!election || !uid) {
         var l = document.location.search.substr(1).split("/");
         election = l[0];
         issue = l.length > 1 ? l[l.length-2] : "";
         uid = l.length > 2 ? l[l.length-1] : "";
     }
     if (step == -1) {
         getJSON("/steve/voter/view/" + election + "/" + issue + "?uid=" + uid, [election, issue, uid], callback)
     }

     var obj = document.getElementById('preloader');
     step++;
     if (!election_data && obj) {
         if (step % 2 == 1) obj.innerHTML = messages[parseInt(Math.random()*messages.length-0.01)]
     } else if (obj && (step % 2 == 1)) {
         obj.innerHTML = "Ready..!"
     }
     if (step % 2 == 1) {
         obj.style.transform = "translate(0,0)"
     } else if (obj) {
         obj.style.transform = "translate(0,-500%)"
     }
     if (!election_data|| (step % 2 == 0) ) {
         window.setTimeout(loadElection, 750, election, uid, callback);
     }
 }

 function drawCandidatesDH() {
     var box = document.getElementById('candidates')
     box.innerHTML = "<h3>Candidates:</h3>"
     for (i in candidates) {
         var name = candidates[i]
         var char = chars[i]
         // Add element and set drag'n'drop + data
         var li = document.createElement('li')
         var outer = document.createElement('div')
         var inner = document.createElement('span')
         inner.style.fontFamily = "monospace"
         inner.innerHTML = char + ": " + name;
         inner.setAttribute("ondrop", "dropCandidate(event, true)")
         outer.setAttribute("class", "ballotbox_clist_DH")
         if (char == vote_DH) {
             outer.setAttribute("class", "ballotbox_clist_selectedDH")
         }
         outer.setAttribute("id", name)
         outer.setAttribute("onclick", "vote_DH = '"+char+"'; drawCandidatesDH();")
         outer.appendChild(inner)
         outer.setAttribute("title", "Click to select "  + name + " as your preference")
         li.appendChild(outer)
         // Does the candidate have a statement? if so, put it on there
         if (statements[char]) {
             var statement = document.createElement('div')
             statement.setAttribute("class", "statement_marker")
             statement.setAttribute("title", "Click to read " + name + "'s statement")
             statement.innerHTML = "<a href='#statement_"+char+"'>Statement</a>"

             li.appendChild(statement)

             var popup = document.createElement("div")
             popup.setAttribute("class", "modal")
             popup.setAttribute("id", "statement_" + char)
             popup.setAttribute("aria-hidden", "true")

             var popupd = document.createElement("div")
             popupd.setAttribute("class", "modal-dialog")
             popup.appendChild(popupd)

             var popuph = document.createElement("div")
             popuph.setAttribute("class", "modal-header")
             popuph.innerHTML = '<h2>Statement from ' + name + '</h2><a href="#close" class="btn-close" aria-hidden="true">�</a>'

             var popupb = document.createElement("div")
             popupb.setAttribute("class", "modal-body")
             popupb.innerHTML = '<pre>' + (statements[char] ? statements[char] : "This candidate has not prepared a statement") +'</pre>'

             var popupf = document.createElement("div")
             popupf.setAttribute("class", "modal-footer")
             popupf.innerHTML = '<a href="#close" class="btn">Close statement</a>'

             popupd.appendChild(popuph)
             popupd.appendChild(popupb)
             popupd.appendChild(popupf)

             document.getElementsByTagName('body')[0].appendChild(popup)
         }/* else {
             var statement = document.createElement('div')
             statement.setAttribute("class", "statement_marker")
             statement.style = "background: linear-gradient(to bottom, #e2e2e2 0%,#dbdbdb 50%,#d1d1d1 51%,#fefefe 100%) !important;"
             statement.style.color = "#666";
             statement.innerHTML = "<i>No statement</i>"

             outer.appendChild(statement)
         }*/
         box.appendChild(li)

     }
 }

 function displayIssueDH(code, response, state) {
     chars = ['a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z']  // Corresponding STV letters, in same order as nominees
     election_data = response
     if (code != 200) {
         document.getElementById('preloaderWrapper').innerHTML = "<h1>Could not load issue:</h1><h2>" + response.message + "</h2>";
     } else {
         candidates = []
         statements = {}
         var m = response.issue.type.match(/(\d+)/);
         if (m) {
             seats = parseInt(m[1])
         }
         for (c in response.issue.candidates) {
             var candidate = response.issue.candidates[c];
             candidates.push(candidate.name);
             statements[chars[c]] = candidate.statement;
         }
         if (document.getElementById('cnum')) document.getElementById('cnum').innerHTML = candidates.length
         if (document.getElementById('snum')) document.getElementById('snum').innerHTML = seats
         while (chars.length > candidates.length) chars.splice(-1,1)


         var obj = document.getElementById('preloaderWrapper')
         obj.innerHTML = ""
         obj.setAttribute("style", "min-width: 100%; min-height: 400px;")
         obj.setAttribute("id", "votebox")

         if (response.issue.description) {
             var p = document.createElement('pre')
             p.innerHTML = response.issue.description.replace(/&lt;/g, "<")
             obj.appendChild(p)
         }

         var l = document.createElement('ol')
         l.setAttribute("id", "candidates")
         obj.appendChild(l)

         shuffleCandidates();
         drawCandidatesDH();


         var vote = document.createElement('input')
         vote.setAttribute("type", "button")
         vote.setAttribute("class", "btn-green")
         vote.setAttribute("value", "Cast vote")
         vote.setAttribute("onclick", "castVoteDH();")


         obj.appendChild(vote)

         document.getElementById('title').innerHTML = response.issue.title
         document.title = response.issue.title + " - Apache STeVe"

     }

 }

 function castVoteDH() {
     var l = document.location.search.substr(1).split("/");
     election = l[0];
     issue = l.length > 1 ? l[l.length-2] : "";
     uid = l.length > 2 ? l[l.length-1] : "";
     if (vote_DH) {
         postREST("/steve/voter/vote/" + election + "/" + issue, {
             uid: uid,
             vote: vote_DH
         },
         undefined,
         DHVoteCallback,
         null)
     } else {
         alert("Please select a preference first!")
     }

 }

 function DHVoteCallback(code, response, state) {
     if (code != 200) {
         alert(response.message)
     } else {
         document.getElementById('votebox').innerHTML = "<h2>Your vote has been registered!</h2><p style='text-align:center;'><big>Should you reconsider, you can always reload this page and vote again.<br/><br/><a href=\"javascript:void(location.href='election.html'+document.location.search);\">Back to election front page</a></big></p>"
     }
 }
	/*
	Licensed to the Apache Software Foundation (ASF) under one or more
	contributor license agreements. See the NOTICE file distributed with
	this work for additional information regarding copyright ownership.
	The ASF licenses this file to You under the Apache License, Version 2.0
	(the "License"); you may not use this file except in compliance with
	the License. You may obtain a copy of the License at

	http://www.apache.org/licenses/LICENSE-2.0

	Unless required by applicable law or agreed to in writing, software
	distributed under the License is distributed on an "AS IS" BASIS,
	WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	See the License for the specific language governing permissions and
	limitations under the License.
	*/

	var step = -1
	var election_data;
	var vote_DH = null;

	var candidates;
	var chars;

	// A little shuffle, so we don't all get the same order at first
	function shuffleCandidates() {
	for (var i = 0; i < candidates.length; i++) {

	// Pick some numbers
	var sid = parseInt(Math.random()*candidates.length-0.01);
	var did = parseInt(Math.random()*candidates.length-0.01);

	// Splice!
	if (sid >= 0 && did >= 0) {
	candidates.splice(did, 0, candidates.splice(sid, 1)[0])
	chars.splice(did, 0, chars.splice(sid, 1)[0])
	}
	}
	}

	function loadIssue(election, issue, uid, callback) {

	var messages = ["Herding cats...", "Shaving yaks...", "Shooing some cows away...", "Fetching election data...", "Loading issues..."]
	if (!election \|\| !uid) {
	var l = document.location.search.substr(1).split("/");
	election = l[0];
	issue = l.length > 1 ? l[l.length-2] : "";
	uid = l.length > 2 ? l[l.length-1] : "";
	}
	if (step == -1) {
	getJSON("/steve/voter/view/" + election + "/" + issue + "?uid=" + uid, [election, issue, uid], callback)
	}

	var obj = document.getElementById('preloader');
	step++;
	if (!election_data && obj) {
	if (step % 2 == 1) obj.innerHTML = messages[parseInt(Math.random()*messages.length-0.01)]
	} else if (obj && (step % 2 == 1)) {
	obj.innerHTML = "Ready..!"
	}
	if (step % 2 == 1) {
	obj.style.transform = "translate(0,0)"
	} else if (obj) {
	obj.style.transform = "translate(0,-500%)"
	}
	if (!election_data\|\| (step % 2 == 0) ) {
	window.setTimeout(loadElection, 750, election, uid, callback);
	}
	}

	function drawCandidatesDH() {
	var box = document.getElementById('candidates')
	box.innerHTML = "<h3>Candidates:</h3>"
	for (i in candidates) {
	var name = candidates[i]
	var char = chars[i]
	// Add element and set drag'n'drop + data
	var li = document.createElement('li')
	var outer = document.createElement('div')
	var inner = document.createElement('span')
	inner.style.fontFamily = "monospace"
	inner.innerHTML = char + ": " + name;
	inner.setAttribute("ondrop", "dropCandidate(event, true)")
	outer.setAttribute("class", "ballotbox_clist_DH")
	if (char == vote_DH) {
	outer.setAttribute("class", "ballotbox_clist_selectedDH")
	}
	outer.setAttribute("id", name)
	outer.setAttribute("onclick", "vote_DH = '"+char+"'; drawCandidatesDH();")
	outer.appendChild(inner)
	outer.setAttribute("title", "Click to select " + name + " as your preference")
	li.appendChild(outer)
	// Does the candidate have a statement? if so, put it on there
	if (statements[char]) {
	var statement = document.createElement('div')
	statement.setAttribute("class", "statement_marker")
	statement.setAttribute("title", "Click to read " + name + "'s statement")
	statement.innerHTML = "<a href='#statement_"+char+"'>Statement</a>"

	li.appendChild(statement)

	var popup = document.createElement("div")
	popup.setAttribute("class", "modal")
	popup.setAttribute("id", "statement_" + char)
	popup.setAttribute("aria-hidden", "true")

	var popupd = document.createElement("div")
	popupd.setAttribute("class", "modal-dialog")
	popup.appendChild(popupd)

	var popuph = document.createElement("div")
	popuph.setAttribute("class", "modal-header")
	popuph.innerHTML = '<h2>Statement from ' + name + '</h2><a href="#close" class="btn-close" aria-hidden="true">�</a>'

	var popupb = document.createElement("div")
	popupb.setAttribute("class", "modal-body")
	popupb.innerHTML = '<pre>' + (statements[char] ? statements[char] : "This candidate has not prepared a statement") +'</pre>'

	var popupf = document.createElement("div")
	popupf.setAttribute("class", "modal-footer")
	popupf.innerHTML = '<a href="#close" class="btn">Close statement</a>'

	popupd.appendChild(popuph)
	popupd.appendChild(popupb)
	popupd.appendChild(popupf)

	document.getElementsByTagName('body')[0].appendChild(popup)
	}/* else {
	var statement = document.createElement('div')
	statement.setAttribute("class", "statement_marker")
	statement.style = "background: linear-gradient(to bottom, #e2e2e2 0%,#dbdbdb 50%,#d1d1d1 51%,#fefefe 100%) !important;"
	statement.style.color = "#666";
	statement.innerHTML = "<i>No statement</i>"

	outer.appendChild(statement)
	}*/
	box.appendChild(li)

	}
	}

	function displayIssueDH(code, response, state) {
	chars = ['a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z'] // Corresponding STV letters, in same order as nominees
	election_data = response
	if (code != 200) {
	document.getElementById('preloaderWrapper').innerHTML = "<h1>Could not load issue:</h1><h2>" + response.message + "</h2>";
	} else {
	candidates = []
	statements = {}
	var m = response.issue.type.match(/(\d+)/);
	if (m) {
	seats = parseInt(m[1])
	}
	for (c in response.issue.candidates) {
	var candidate = response.issue.candidates[c];
	candidates.push(candidate.name);
	statements[chars[c]] = candidate.statement;
	}
	if (document.getElementById('cnum')) document.getElementById('cnum').innerHTML = candidates.length
	if (document.getElementById('snum')) document.getElementById('snum').innerHTML = seats
	while (chars.length > candidates.length) chars.splice(-1,1)


	var obj = document.getElementById('preloaderWrapper')
	obj.innerHTML = ""
	obj.setAttribute("style", "min-width: 100%; min-height: 400px;")
	obj.setAttribute("id", "votebox")

	if (response.issue.description) {
	var p = document.createElement('pre')
	p.innerHTML = response.issue.description.replace(/</g, "<")
	obj.appendChild(p)
	}

	var l = document.createElement('ol')
	l.setAttribute("id", "candidates")
	obj.appendChild(l)

	shuffleCandidates();
	drawCandidatesDH();


	var vote = document.createElement('input')
	vote.setAttribute("type", "button")
	vote.setAttribute("class", "btn-green")
	vote.setAttribute("value", "Cast vote")
	vote.setAttribute("onclick", "castVoteDH();")


	obj.appendChild(vote)

	document.getElementById('title').innerHTML = response.issue.title
	document.title = response.issue.title + " - Apache STeVe"

	}

	}

	function castVoteDH() {
	var l = document.location.search.substr(1).split("/");
	election = l[0];
	issue = l.length > 1 ? l[l.length-2] : "";
	uid = l.length > 2 ? l[l.length-1] : "";
	if (vote_DH) {
	postREST("/steve/voter/vote/" + election + "/" + issue, {
	uid: uid,
	vote: vote_DH
	},
	undefined,
	DHVoteCallback,
	null)
	} else {
	alert("Please select a preference first!")
	}

	}

	function DHVoteCallback(code, response, state) {
	if (code != 200) {
	alert(response.message)
	} else {
	document.getElementById('votebox').innerHTML = "<h2>Your vote has been registered!</h2><p style='text-align:center;'><big>Should you reconsider, you can always reload this page and vote again.<br/><br/><a href=\"javascript:void(location.href='election.html'+document.location.search);\">Back to election front page</a></big></p>"
	}
	}