js/fragment.js

   1 // coding: utf-8
   2 // Copyright 2008 Grégory Burri
   3 //
   4 // This file is part of Euphorik.
   5 //
   6 // Euphorik is free software: you can redistribute it and/or modify
   7 // it under the terms of the GNU General Public License as published by
   8 // the Free Software Foundation, either version 3 of the License, or
   9 // (at your option) any later version.
  10 //
  11 // Euphorik is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15 //
  16 // You should have received a copy of the GNU General Public License
  17 // along with Euphorik.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 /**
  20   * Gestion du fragment d'url, permet de le modifier en direct.
  21   */
  22 Fragment = function() {
  23    var thisFragment = this;
  24    this.fragments = {};
  25    if (!window.location.hash) {
  26        return;
  27    }
  28    try {
  29        var fragmentsStr = window.location.hash.slice(1).split(";");
  30        fragmentsStr.each(function(i, tuple) {
  31           tuple = tuple.split("=");
  32           thisFragment.fragments[tuple[0]] = JSON.parse(tuple[1]);
  33        });
  34    } catch(error) {
  35       ;; console.log(error);
  36    }
  37 };
  38
  39 Fragment.prototype.setVal = function(name, val) {
  40    this.fragments[name] = val;
  41 };
  42
  43 Fragment.prototype.getVal = function(name) {
  44    return this.fragments[name];
  45 };
  46
  47 Fragment.prototype.delVal = function(name) {
  48    delete this.fragments[name];
  49 };
  50
  51 Fragment.prototype.eraseAllVal = function() {
  52    this.fragments = [];
  53 };
  54
  55 Fragment.prototype.each = function(fun) {
  56     objectEach(this.fragments, function(name, val) {
  57        fun(name, val);
  58     });
  59 };
  60
  61 Fragment.prototype.write = function() {
  62    var fragmentsStr = "";
  63    var first = true;
  64    objectEach(this.fragments, function(name, val) {
  65       fragmentsStr += (first ? "" : ";") + name + "=" + JSON.stringify(val);
  66       first = false;
  67    });
  68    window.location.hash = fragmentsStr;
  69 };