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robert@0
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1 var showingLoggedIn = false;
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robert@0
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2 var messageElement = false;
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robert@0
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3 var messageP = false;
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robert@0
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4
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robert@0
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5 // focusField method: called when username and password gain focus
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6 function focusField()
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robert@0
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7 {
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robert@0
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8 try {
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robert@0
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9 if (messageElement != false)
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robert@0
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10 {
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robert@0
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11 document.getElementById('message').removeChild(messageElement);
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12 }
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robert@0
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13 getSeed();
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14 }
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robert@0
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15 catch (e)
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robert@0
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16 { } // do nothing... hides an apparent firefox bug: https://bugzilla.mozilla.org/show_bug.cgi?id=236791
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robert@0
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17 }
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robert@0
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18
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19 // blurField method: called when username and password are blurred
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20 function blurField()
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21 {
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22 try {
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23 validateLogin();
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24 }
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robert@0
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25 catch (e)
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robert@0
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26 { } // hide bug https://bugzilla.mozilla.org/show_bug.cgi?id=236791
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27 }
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28
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29 // showLogin method: displays if necessariy that we are logged in
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robert@0
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30 function showLogin() {
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robert@0
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31 if (messageElement != false)
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robert@0
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32 {
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33 try {
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robert@0
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34 document.getElementById('message').removeChild(messageElement);
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robert@0
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35 }
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robert@0
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36 catch (e) { }
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robert@0
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37 }
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robert@0
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38 if (loggedIn)
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robert@0
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39 {
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robert@0
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40 showingLoggedIn = true;
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41
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42 loginPanel = document.getElementById('login');
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43 p = document.createElement('p');
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robert@0
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44 pre = document.createTextNode('Logged in as ');
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robert@0
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45 strong = document.createElement('strong');
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robert@0
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46 strong_text = document.createTextNode(fullname);
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47 strong.appendChild(strong_text);
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robert@0
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48 mid = document.createTextNode(' [');
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49 a = document.createElement('a');
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robert@0
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50 a.href='javascript:logout();';
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51 a_text = document.createTextNode('logout');
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52 a.appendChild(a_text);
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robert@0
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53 post = document.createTextNode(']');
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robert@0
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54
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robert@0
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55 p.appendChild(pre);
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robert@0
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56 p.appendChild(strong);
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57 p.appendChild(mid);
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robert@0
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58 p.appendChild(a);
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robert@0
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59 p.appendChild(post);
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robert@0
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60
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robert@0
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61 messageP = document.getElementById('message');
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robert@0
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62 loginPanel.removeChild(messageP);
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robert@0
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63 loginPanel.appendChild(p);
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robert@0
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64
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robert@0
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65 messageElement = p;
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robert@0
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66
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67 document.getElementById('username').disabled = 'disabled';
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68 document.getElementById('password').disabled = 'disabled';
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robert@0
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69
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robert@0
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70 document.getElementById('comments').focus();
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robert@0
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71 }
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robert@0
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72 else
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robert@0
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73 {
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robert@0
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74 messageElement = document.createElement('strong');
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robert@0
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75 messageElement.appendChild(document.createTextNode(' ' + messages));
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robert@0
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76 messageElement.style.color = '#ff0000';
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robert@0
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77 document.getElementById('message').appendChild(messageElement);
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robert@0
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78 }
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robert@0
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79 }
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robert@0
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80
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robert@0
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81 // logout method: prepares for a new login
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robert@0
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82 function logout()
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robert@0
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83 {
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robert@0
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84 resetLogin();
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robert@0
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85 username = document.getElementById('username');
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robert@0
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86 password = document.getElementById('password');
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robert@0
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87 loginPanel = document.getElementById('login');
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robert@0
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88 username.value = '';
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robert@0
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89 password.value = '';
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robert@0
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90 username.disabled = null;
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robert@0
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91 password.disabled = null;
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robert@0
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92
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robert@0
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93 loginPanel.removeChild(messageElement);
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robert@0
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94 loginPanel.appendChild(messageP);
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robert@0
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95
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robert@0
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96 messageElement = false;
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robert@0
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97 showingLoggedIn = false;
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robert@0
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98
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robert@0
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99 username.focus();
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robert@0
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100 }
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robert@0
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101
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robert@0
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102 // setupLogin method: to be called on page load, sets up the login script
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robert@0
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103 function setupLogin()
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robert@0
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104 {
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robert@0
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105 username = document.getElementById('username');
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robert@0
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106 password = document.getElementById('password');
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robert@0
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107 addEvent(username, 'focus', focusField);
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robert@0
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108 addEvent(username, 'blur', blurField);
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robert@0
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109 addEvent(password, 'focus', focusField);
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robert@0
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110 addEvent(password, 'blur', blurField);
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robert@0
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111 }
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robert@0
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112
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robert@0
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113
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robert@0
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114 // function to add events to the page in a cross-browser manner
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robert@0
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115 function addEvent(objObject, strEventName, fnHandler) {
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robert@0
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116 // DOM-compliant way to add an event listener
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robert@0
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117 if (objObject.addEventListener) {
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robert@0
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118 objObject.addEventListener(strEventName, fnHandler, false);
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robert@0
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119 }
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robert@0
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120 // IE/windows way to add an event listener
|
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robert@0
|
121 else if (objObject.attachEvent) {
|
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robert@0
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122 objObject.attachEvent('on' + strEventName, fnHandler);
|
|
robert@0
|
123 }
|
|
robert@0
|
124 }
|
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robert@0
|
125
|
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robert@0
|
126 addEvent(window,'load',setupLogin); |
