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.empty();
  74             data.appendTo(this);
  75             return this;
  76         },
  77
  78         /* Edition form */
  79         prepareQuestions: function(questions) {
  80             var data = $('#q_edit_new').tmpl(questions);
  81             data.prependTo(this);
  82             return this;
  83         },
  84
  85         isQuestion: function() {
  86             return this.hasClass('q_edit');
  87         },
  88
  89         isRootSection: function() {
  90             return this.attr('id') == 'questions';
  91         },
  92
  93         question: function() {
  94             return this.isQuestion() ? this : this.parentQuestion();
  95         },
  96
  97         qid: function() {
  98             var question = this.question();
  99             if (question.get(0) == undefined) {
 100                 return undefined;
 101             }
 102             var id = question.attr('id');
 103             if (id.substr(0, 7) != 'q_edit[') {
 104                 return undefined;
 105             }
 106             if (id.charAt(id.length - 1) != ']') {
 107                 return undefined;
 108             }
 109             id = id.substr(7, id.length - 8);
 110             return parseInt(id);
 111         },
 112
 113         parentQuestion: function() {
 114             return this.parent().closest('.q_edit');
 115         },
 116
 117         childrenContainer: function() {
 118             var question = this.question();
 119             return question.isRootSection() ? question : question.children('.q_edit_form').children();
 120         },
 121
 122         childrenQuestion: function() {
 123             return this.childrenContainer().children('.q_edit');
 124         },
 125
 126         addQuestion: function() {
 127             var id = $.lastQuestion().qid();
 128             if (id == undefined) {
 129                 id = 0;
 130             } else {
 131                 id++;
 132             }
 133             var question = $("#q_edit_new").tmpl([{ qid: id } ]);
 134             question
 135                 .children('select')
 136                 .change(function () {
 137                     var type = $(this).val();
 138                     var form = question.children('.q_edit_form');
 139                     form.empty();
 140                     $("#q_edit_base").tmpl([ { qid: id, type: type } ]).appendTo(form);
 141                     return true;
 142                 });
 143             var dest = this.question();
 144             var res = this.childrenContainer().children('.add_question').before(question);
 145             $.renumberQuestions();
 146             return res;
 147         },
 148
 149         removeQuestion: function(force) {
 150             var question = this.parentQuestion();
 151             if (!force && question.children('.q_edit_form').children().children('.q_edit').length > 0) {
 152                 if (!alert('Vous avez demander la suppression d\'une section contenant des questions. '
 153                          + 'Ces questions seront supprimées. Etes-vous sur de vouloir continuer ?')) {
 154                     return this;
 155                 }
 156             }
 157             var res;
 158             if (question.isRootSection()) {
 159                 res = question.empty();
 160             } else {
 161                 res = question.remove();
 162             }
 163             $.renumberQuestions();
 164             return res;
 165         },
 166
 167         buildParentsQuestions: function() {
 168             var $this = $(this);
 169             $.questions().each(function() {
 170                 var parent = $(this).parentQuestion();
 171                 if (!parent.isRootSection()) {
 172                     $('<input>', {
 173                         type: 'hidden',
 174                         name: 'q_edit[' + $(this).qid() + '][parent]',
 175                         value: parent.qid()
 176                     }).appendTo($this);
 177                 }
 178             });
 179             return $this;
 180         }
 181     });
 182 })(jQuery);
 183
 184
 185 $(function() {
 186     $(".datepicker").datepicker({
 187         hideIfNoPrevNext: true,
 188         minDate: new Date()
 189     });
 190 });
 191
 192
 193 // vim:set et sw=4 sts=4 sws=4 foldmethod=marker enc=utf-8: