ScoDoc-Lille/app/static/js/groupmgr.js

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/* -*- mode: javascript -*-
*
* ScoDoc: Affectation des groupes de TD
* OBSOLETE: Page ScoDoc 7 avec jQuery, remplacée par partition_editor
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*/
/* --- Globals ---- */
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var EtudColors = ["#E8EEF7", "#ffffff"]; // [ "#E8EEF7", "#E0ECFF", "#E5E6BE", "#F3EAE2", "#E3EAE1" ];
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var EtudColorsIdx = 0;
var NbEtuds = 0;
var ETUDS = new Object(); // { etudid : etud }
var ETUD_GROUP = new Object(); // { etudid : group_id }
var groups_unsaved = false;
var groups = new Object(); // Liste des groupes
function loadGroupes() {
$("#gmsg")[0].innerHTML = "Chargement des groupes en cours...";
$("#gmsg")[0].style.display = "block";
var partition_id = document.formGroup.partition_id.value;
$.get(SCO_URL + "/XMLgetGroupsInPartition", {
partition_id: partition_id,
}).done(function (data) {
var nodes = data.getElementsByTagName("group");
if (nodes) {
var nbgroups = nodes.length;
// put last group at first (etudiants sans groupes)
if (
nodes.length > 1 &&
nodes[nbgroups - 1].attributes.getNamedItem("group_id").value ==
"_none_"
) {
populateGroup(nodes[nodes.length - 1]);
nbgroups -= 1;
}
// then standard groups
for (var i = 0; i < nbgroups; i++) {
populateGroup(nodes[i]);
}
}
$("#gmsg")[0].innerHTML = "";
$("#gmsg")[0].style.display = "none";
updateginfo();
});
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}
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function populateGroup(node) {
var group_id = node.attributes.getNamedItem("group_id").value;
var group_name = node.attributes.getNamedItem("group_name").value;
var groups_editable = Boolean(
parseInt(node.attributes.getNamedItem("groups_editable").value)
);
// CREE LA BOITE POUR CE GROUPE
if (group_id) {
var gbox = new CGroupBox(group_id, group_name, groups_editable);
var etuds = node.getElementsByTagName("etud");
var x = "";
gbox.sorting = false; // disable to speedup
EtudColorsIdx = 0; // repart de la premiere couleur
for (var j = 0; j < etuds.length; j++) {
var nom = etuds[j].attributes.getNamedItem("nom").value;
var prenom = etuds[j].attributes.getNamedItem("prenom").value;
var sexe = etuds[j].attributes.getNamedItem("sexe").value;
var etudid = etuds[j].attributes.getNamedItem("etudid").value;
var origin = etuds[j].attributes.getNamedItem("origin").value;
var etud = new CDraggableEtud(nom, prenom, sexe, origin, etudid);
gbox.createEtudInGroup(etud, group_id);
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}
gbox.sorting = true;
gbox.updateTitle(); // sort
}
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}
/* --- Boite pour un groupe --- */
var groupBoxes = new Object(); // assoc group_id : groupBox
var groupsToDelete = new Object(); // list of group_id to be supressed
var CGroupBox = function (group_id, group_name, groups_editable) {
group_id = $.trim(group_id);
var regex = /^\w+$/;
if (!regex.test(group_id)) {
alert("Id de groupe invalide");
return;
}
if (group_id in groups) {
alert("Le groupe " + group_id + " existe déjà !");
return;
}
groups[group_id] = 1;
this.group_id = group_id;
this.group_name = group_name;
this.groups_editable = groups_editable;
this.etuds = new Object();
this.nbetuds = 0;
this.isNew = false; // true for newly user-created groups
this.sorting = true; // false to disable sorting
this.groupBox = document.createElement("div");
this.groupBox.className = "simpleDropPanel";
this.groupBox.id = group_id;
var titleDiv = document.createElement("div");
titleDiv.className = "groupTitle0";
titleDiv.appendChild(this.groupTitle());
this.groupBox.appendChild(titleDiv);
var gdiv = document.getElementById("groups");
gdiv.appendChild(this.groupBox);
this.updateTitle();
$(this.groupBox).droppable({
accept: ".box",
activeClass: "activatedPanel",
drop: function (event, ui) {
// alert("drop on " + this.group_name);
var etudid = ui.draggable[0].id;
var etud = ETUDS[etudid];
var newGroupName = this.id;
var oldGroupName = ETUD_GROUP[etudid];
$(groupBoxes[newGroupName].groupBox).append(ui.draggable);
ui.draggable[0].style.left = ""; // fix style (?)
ui.draggable[0].style.top = "";
etud.changeGroup(oldGroupName, newGroupName);
etud.htmlElement.style.fontStyle = "italic"; // italic pour les etudiants deplaces
},
});
/* On peut s'amuser a deplacer tout un groupe (visuellement: pas droppable) */
$(this.groupBox).draggable({
cursor: "move",
containment: "#groups",
});
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groupBoxes[group_id] = this; // register
updateginfo();
};
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$.extend(CGroupBox.prototype, {
// menu for group title
groupTitle: function () {
let menuSpan = document.createElement("span");
menuSpan.className = "barrenav";
let h =
'<table><tr><td><ul class="nav"><li onmouseover="MenuDisplay(this)" onmouseout="MenuHide(this)"><a href="#" class="menu custommenu"><span id="titleSpan' +
this.group_id +
'" class="groupTitle">menu</span></a><ul>';
if (this.groups_editable && this.group_id != "_none_") {
h +=
'<li><a href="#" onClick="suppressGroup(\'' +
this.group_id +
"');\">Supprimer</a></li>";
h +=
'<li><a href="#" onClick="renameGroup(\'' +
this.group_id +
"');\">Renommer</a></li>";
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}
h += "</ul></li></ul></td></tr></table>";
menuSpan.innerHTML = h;
return menuSpan;
},
// add etud to group, attach to DOM
createEtudInGroup: function (etud) {
this.addEtudToGroup(etud);
this.groupBox.appendChild(etud.htmlElement);
},
// add existing etud to group (does not affect DOM)
addEtudToGroup: function (etud) {
etud.group_id = this.group_id;
this.etuds[etud.etudid] = etud;
this.nbetuds++;
ETUD_GROUP[etud.etudid] = this.group_id;
this.updateTitle();
},
// remove etud
removeEtud: function (etud) {
delete this.etuds[etud.etudid];
this.nbetuds--;
this.updateTitle();
},
// Update counter display
updateTitle: function () {
var tclass = "";
if (this.isNew) {
tclass = ' class="newgroup"';
}
var titleSpan = document.getElementById("titleSpan" + this.group_id);
if (this.group_id != "_none_")
titleSpan.innerHTML =
"<span" +
tclass +
">Groupe " +
this.group_name +
" (" +
this.nbetuds +
")</span>";
else
titleSpan.innerHTML =
"<span" +
tclass +
">Etudiants sans groupe" +
" (" +
this.nbetuds +
")</span>";
this.sortList(); // maintient toujours la liste triee
},
// Tri de la boite par nom
sortList: function () {
if (!this.sorting) return;
var newRows = new Array();
for (var i = 1; i < this.groupBox.childNodes.length; i++) {
// 1 car div titre
newRows[i - 1] = this.groupBox.childNodes[i];
}
var sortfn = function (a, b) {
// recupere les noms qui sont dans un span
var nom_a = a.childNodes[1].childNodes[0].nodeValue;
var nom_b = b.childNodes[1].childNodes[0].nodeValue;
// console.log( 'comp( %s, %s )', nom_a, nom_b );
if (nom_a == nom_b) return 0;
if (nom_a < nom_b) return -1;
return 1;
};
newRows.sort(sortfn);
for (var i = 0; i < newRows.length; i++) {
this.groupBox.appendChild(newRows[i]);
newRows[i].style.backgroundColor = EtudColors[EtudColorsIdx];
EtudColorsIdx = (EtudColorsIdx + 1) % EtudColors.length;
}
},
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});
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function suppressGroup(group_id) {
// 1- associate all members to group _none_
if (!groupBoxes["_none_"]) {
// create group _none_
var gbox = new CGroupBox("_none_", "Etudiants sans groupe", true);
}
var dst_group_id = groupBoxes["_none_"].group_id;
var src_box_etuds = groupBoxes[group_id].etuds;
for (var etudid in src_box_etuds) {
var etud = src_box_etuds[etudid];
etud.changeGroup(group_id, dst_group_id);
groupBoxes["_none_"].groupBox.appendChild(etud.htmlElement);
}
groupBoxes["_none_"].updateTitle();
// 2- add group to list of groups to be removed (unless it's a new group)
if (!groupBoxes[group_id].isNew) groupsToDelete[group_id] = true;
// 3- delete objects and remove from DOM
var div = document.getElementById(group_id);
div.remove();
delete groupBoxes[group_id];
groups_unsaved = true;
updateginfo();
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}
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function renameGroup(group_id) {
// 1-- save modifications
if (groups_unsaved) {
alert("Enregistrez ou annulez vos changement avant !");
} else {
// 2- form rename
document.location = "group_rename?group_id=" + group_id;
}
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}
var createdGroupId = 0;
function newGroupId() {
var gid;
do {
gid = "NG" + createdGroupId.toString();
createdGroupId += 1;
} while (gid in groupBoxes);
return gid;
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}
// Creation d'un groupe
function createGroup() {
var group_name = document.formGroup.groupName.value.trim();
if (!group_name) {
alert("Nom de groupe vide !");
return false;
}
if (group_name.length >= 32) {
// SHORT_STR_LEN
alert("Nom de groupe trop long !");
return false;
}
// check name:
for (var group_id in groupBoxes) {
if (group_id != "extend") {
if (groupBoxes[group_id].group_name == group_name) {
alert("Nom de groupe déja existant !");
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return false;
}
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}
}
var group_id = newGroupId();
groups_unsaved = true;
var gbox = new CGroupBox(group_id, group_name, true);
gbox.isNew = true;
gbox.updateTitle();
return true;
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}
/* --- Etudiant draggable --- */
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var CDraggableEtud = function (nom, prenom, sexe, origin, etudid) {
this.type = "Custom";
this.name = etudid;
this.etudid = etudid;
this.nom = nom;
this.prenom = prenom;
this.sexe = sexe;
this.origin = origin;
this.createNode();
ETUDS[etudid] = this;
NbEtuds++;
};
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$.extend(CDraggableEtud.prototype, {
repr: function () {
return (
this.sexe +
" " +
this.prenom +
' <span class="nom">' +
this.nom +
"</span> " +
"<b>" +
this.origin +
"</b>"
);
},
createNode: function () {
// Create DOM element for student
var e = document.createElement("div");
this.htmlElement = e;
e.className = "box";
e.id = this.etudid;
// e.style.backgroundColor = EtudColors[EtudColorsIdx];
// EtudColorsIdx = (EtudColorsIdx + 1) % EtudColors.length;
//var txtNode = document.createTextNode( this.repr() );
//e.appendChild(txtNode);
e.innerHTML = this.repr();
// declare as draggable
$(e).draggable({
cursor: "move",
stack: "#groups div",
containment: "#groups",
revert: "invalid",
});
},
endDrag: function () {
var el = this.htmlElement;
var p = el.parentNode;
// alert("endDrag: [" + this.name +"] " + p.id );
this.changeGroup(this.group_id, p.id);
this.htmlElement.style.fontStyle = "italic"; // italic pour les etudiants deplaces
},
// Move a student from a group to another
changeGroup: function (oldGroupName, newGroupName) {
if (oldGroupName == newGroupName) {
// drop on original group, just sort
groupBoxes[oldGroupName].updateTitle();
return;
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}
var oldGroupBox = null;
if (oldGroupName) {
oldGroupBox = groupBoxes[oldGroupName];
}
var newGroupBox = groupBoxes[newGroupName];
newGroupBox.addEtudToGroup(this);
if (oldGroupBox) oldGroupBox.removeEtud(this);
groups_unsaved = true;
updatesavedinfo();
},
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});
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/* --- Upload du resultat --- */
function processResponse(value) {
location.reload(); // necessaire pour reinitialiser les id des groupes créés
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}
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function handleError(msg) {
alert("Error: " + msg);
console.log("Error: " + msg);
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}
function submitGroups() {
var url = SCO_URL + "/setGroups";
// build post request body: groupname \n etudid; ...
var groupsLists = "";
var groupsToCreate = "";
for (var group_id in groupBoxes) {
if (group_id != "extend") {
// je ne sais pas ce dont il s'agit ???
if (group_id != "_none_") {
// ne renvoie pas le groupe des sans-groupes
groupBox = groupBoxes[group_id];
if (groupBox.isNew) {
groupsToCreate += groupBox.group_name + ";";
for (var etudid in groupBox.etuds) {
if (etudid != "extend") groupsToCreate += etudid + ";";
}
groupsToCreate += "\n";
groupBox.isNew = false; // is no more new !
} else {
groupsLists += group_id + ";";
for (var etudid in groupBox.etuds) {
if (etudid != "extend") groupsLists += etudid + ";";
}
groupsLists += "\n";
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}
}
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}
}
var todel = "";
for (var group_id in groupsToDelete) {
todel += group_id + ";";
}
groupsToDelete = new Object(); // empty
var partition_id = document.formGroup.partition_id.value;
// Send to server
$.post(url, {
groupsLists: groupsLists,
partition_id: partition_id,
groupsToDelete: todel,
groupsToCreate: groupsToCreate,
})
.done(function (data) {
processResponse(data);
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})
.fail(function (xhr, status, error) {
let msg = "inconnue";
if (xhr.responseXML.childNodes.length > 0) {
msg = xhr.responseXML.childNodes[0].innerHTML;
}
handleError("Erreur lors de l'enregistrement de groupes: " + msg);
});
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}
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// Move to another partition (specified by menu)
function GotoAnother() {
if (groups_unsaved) {
alert("Enregistrez ou annulez vos changement avant !");
} else
document.location =
SCO_URL +
"/affect_groups?partition_id=" +
document.formGroup.other_partition_id.value;
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}
// Boite information haut de page
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function updateginfo() {
var g = document.getElementById("ginfo");
var group_names = new Array();
for (var group_id in groupBoxes) {
if (group_id != "extend" && groupBoxes[group_id].group_name) {
group_names.push(groupBoxes[group_id].group_name);
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}
}
g.innerHTML =
"<b>Groupes définis: " +
group_names.join(", ") +
"<br/>" +
"Nombre d'etudiants: " +
NbEtuds +
"</b>";
updatesavedinfo();
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}
// Boite indiquant si modifications non enregistrees ou non
function updatesavedinfo() {
var g = document.getElementById("savedinfo");
if (groups_unsaved) {
g.innerHTML = "modifications non enregistrées";
g.style.visibility = "visible";
} else {
g.innerHTML = "";
g.style.visibility = "hidden";
}
return true;
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}
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$(function () {
loadGroupes();
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});