htdocs/javascript/survey.js

   1 /***************************************************************************
   2  *  Copyright (C) 2003-2011 Polytechnique.org                              *
   3  *  http://opensource.polytechnique.org/                                   *
   4  *                                                                         *
   5  *  This program is free software; you can redistribute it and/or modify   *
   6  *  it under the terms of the GNU General Public License as published by   *
   7  *  the Free Software Foundation; either version 2 of the License, or      *
   8  *  (at your option) any later version.                                    *
   9  *                                                                         *
  10  *  This program is distributed in the hope that it will be useful,        *
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of         *
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the          *
  13  *  GNU General Public License for more details.                           *
  14  *                                                                         *
  15  *  You should have received a copy of the GNU General Public License      *
  16  *  along with this program; if not, write to the Free Software            *
  17  *  Foundation, Inc.,                                                      *
  18  *  59 Temple Place, Suite 330, Boston, MA  02111-1307  USA                *
  19  ***************************************************************************/
  20
  21 (function($) {
  22     $.extend({
  23         questions: function() {
  24             return $('.q_edit:not(#questions)');
  25         },
  26
  27         lastQuestion: function() {
  28             return $.questions().last();
  29         },
  30
  31         renumberQuestions: function() {
  32             var q = $.questions();
  33             q.each(function(idx) {
  34                 var elt = $(this);
  35                 var old_id = elt.attr('id');
  36                 var new_id = 'q_edit[' + idx + ']';
  37                 if (old_id == new_id) {
  38                     return;
  39                 }
  40
  41                 var children = elt.children(':not(.q_edit)');
  42                 while (children.length > 0) {
  43                     children.filter('.q_edit_label').text('Question ' + (idx + 1));
  44                     children.children('[name*="' + old_id + '"]').each(function() {
  45                         function replace(attr) {
  46                             var cid = $(this).attr(attr);
  47                             if (cid.substr(0, id.length) == old_id) {
  48                                $(this).attr(attr, new_id + cid.substring(old_id.length, cid.length));
  49                             }
  50                         }
  51                         replace('id');
  52                         replace('name');
  53                     });
  54                     children = children.children(':not(.q_edit)');
  55                 }
  56                 elt.attr('id', new_id);
  57             });
  58         },
  59
  60         debugPrintQuestions: function() {
  61             var q = $.questions();
  62             var str = '';
  63             q.each(function() {
  64                 str += $(this).attr('id') + '\n';
  65             });
  66             alert(str);
  67         }
  68     });
  69
  70     $.fn.extend({
  71         showQuestions: function(questions) {
  72             var data = $('#question_base').tmpl(questions);
  73             this.children().remove();
  74             data.appendTo(this);
  75             return this;
  76         },
  77
  78         /* Edition form */
  79         isQuestion: function() {
  80             return this.hasClass('q_edit');
  81         },
  82
  83         isRootSection: function() {
  84             return this.attr('id') == 'questions';
  85         },
  86
  87         question: function() {
  88             return this.isQuestion() ? this : this.parentQuestion();
  89         },
  90
  91         qid: function() {
  92             var question = this.question();
  93             if (question.get(0) == undefined) {
  94                 return undefined;
  95             }
  96             var id = question.attr('id');
  97             if (id.substr(0, 7) != 'q_edit[') {
  98                 return undefined;
  99             }
 100             if (id.charAt(id.length - 1) != ']') {
 101                 return undefined;
 102             }
 103             id = id.substr(7, id.length - 8);
 104             return parseInt(id);
 105         },
 106
 107         parentQuestion: function() {
 108             return this.closest('.q_edit');
 109         },
 110
 111         childrenContainer: function() {
 112             var question = this.question();
 113             return question.isRootSection() ? question : question.children('.q_edit_form').children();
 114         },
 115
 116         childrenQuestion: function() {
 117             return this.childrenContainer().children('.q_edit');
 118         },
 119
 120         addQuestion: function() {
 121             var id = $.lastQuestion().qid();
 122             if (id == undefined) {
 123                 id = 0;
 124             } else {
 125                 id++;
 126             }
 127             var question = $("#q_edit_new").tmpl([{ qid: id } ]);
 128             question
 129                 .children('select')
 130                 .change(function () {
 131                     var type = $(this).val();
 132                     var form = question.children('.q_edit_form');
 133                     form.empty();
 134                     $("#q_edit_base").tmpl([ { qid: id, type: type } ]).appendTo(form);
 135                     return true;
 136                 });
 137             var dest = this.question();
 138             var res = this.childrenContainer().children('.add_question').before(question);
 139             $.renumberQuestions();
 140             return res;
 141         },
 142
 143         removeQuestion: function(force) {
 144             var question = this.parentQuestion();
 145             if (!force && question.children('.q_edit_form').children().children('.q_edit').length > 0) {
 146                 if (!alert('Vous avez demander la suppression d\'une section contenant des questions. '
 147                          + 'Ces questions seront supprimées. Etes-vous sur de vouloir continuer ?')) {
 148                     return this;
 149                 }
 150             }
 151             var res;
 152             if (question.isRootSection()) {
 153                 res = question.empty();
 154             } else {
 155                 res = question.remove();
 156             }
 157             $.renumberQuestions();
 158             return res;
 159         },
 160     });
 161 })(jQuery);
 162
 163
 164 $(function() {
 165     $(".datepicker").datepicker({
 166         hideIfNoPrevNext: true,
 167         minDate: new Date()
 168     });
 169 });
 170
 171
 172 // vim:set et sw=4 sts=4 sws=4 foldmethod=marker enc=utf-8: