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Commit | Line | Data |
---|---|---|
dc7033a8 | 1 | // Written by Mike Frysinger <vapier@gmail.com>. Released into the public domain. |
a98f3ef6 MF |
2 | |
3 | var url_base, user, pass; | |
4 | ||
5 | function fetchpage(url, callback) { | |
6 | url = url_base + '/' + url; | |
7 | ||
8 | var xhr = new XMLHttpRequest(); | |
9 | xhr.setstatus = false; | |
10 | try { | |
11 | xhr.onreadystatechange = function(state) { | |
12 | if (xhr.readyState == 4) { | |
13 | if (xhr.status == 200) { | |
14 | callback(xhr, state); | |
15 | } else { | |
16 | xhr.setstatus = true; | |
d5664f4c MF |
17 | setstatus( |
18 | 'Could not connect;<br>check your ' + | |
19 | '<a id="open-settings" href="">settings</a>' | |
20 | ); | |
21 | document.getElementById('open-settings').onclick = open_settings_page; | |
a98f3ef6 MF |
22 | console.log('connect error', state); |
23 | } | |
24 | } | |
25 | } | |
26 | xhr.onerror = function(error) { | |
27 | if (!xhr.setstatus) | |
28 | setstatus('onerror; see console'); | |
29 | console.log('xhr error:', error); | |
30 | } | |
31 | ||
32 | console.log('fetching', url) | |
33 | xhr.withCredentials = true; | |
34 | xhr.open('GET', url, true, user, pass); | |
35 | xhr.responseType = 'document'; | |
36 | // The user/pass options above don't seem to work, so do it ourselves. | |
37 | xhr.setRequestHeader('Authorization', 'Basic ' + btoa(user + ':' + pass)); | |
38 | xhr.send(); | |
39 | } catch(e) { | |
40 | setstatus('Exception; see console'); | |
41 | console.log('exception:', e); | |
42 | } | |
43 | } | |
44 | ||
45 | function onoff(o) { | |
46 | return o.toUpperCase() === 'ON' ? 'OFF' : 'ON'; | |
47 | } | |
48 | ||
49 | function toggleit(button) { | |
50 | var outlet_num = button.id; | |
51 | var old_status = button.data; | |
52 | var new_status = onoff(button.data); | |
53 | var url = 'outlet?' + outlet_num + '=' + new_status; | |
54 | ||
55 | fetchpage(url, function(xhr, state) { | |
56 | console.log('switch ' + outlet_num + ': ' + old_status + ' -> ' + new_status); | |
57 | button.value = 'Switch ' + old_status; | |
58 | button.data = new_status; | |
59 | }); | |
60 | } | |
61 | function toggle() { | |
62 | toggleit(this); | |
63 | } | |
64 | ||
65 | function toggle_confirmed() { | |
66 | clearTimeout(this.timeout); | |
67 | this.onclick = toggle_confirm; | |
68 | toggleit(this); | |
69 | } | |
70 | ||
71 | function toggle_confirm() { | |
72 | var button = this; | |
73 | this.onclick = toggle_confirmed; | |
74 | this.oldvalue = this.value; | |
75 | this.value = 'Confirm!?'; | |
76 | this.timeout = setTimeout(function() { | |
77 | button.value = button.oldvalue; | |
78 | button.onclick = toggle_confirm; | |
79 | }, 5000); | |
80 | } | |
81 | ||
82 | function trim(str) { | |
83 | return str.replace(/^\s+|\s+$/, ''); | |
84 | } | |
85 | ||
86 | function initpopup(xhr, state) { | |
87 | var tbl = document.getElementById('buttons'); | |
88 | var row, cell, button; | |
89 | ||
90 | console.log(xhr, state); | |
91 | ||
92 | // There is no clean API for extracting the current state. | |
93 | // Example result: | |
38573511 MF |
94 | /* |
95 | <tr> | |
96 | <th bgcolor="#DDDDFF" align=left> | |
97 | Controller: !!!Web Power Switch 6 | |
98 | </th> | |
99 | </tr> | |
100 | */ | |
101 | ||
102 | var th, ths = state.currentTarget.responseXML.querySelectorAll('th'); | |
103 | for (var i = 0; th = ths[i]; ++i) { | |
104 | if (th.bgColor != '#DDDDFF') | |
105 | continue; | |
106 | ||
107 | var controller_name = trim(th.innerText); | |
108 | if (controller_name.slice(0, 12) != 'Controller: ') | |
109 | continue; | |
110 | ||
111 | row = tbl.insertRow(-1); | |
112 | cell = row.insertCell(-1); | |
113 | cell.colSpan = 2; | |
114 | cell.align = 'center'; | |
115 | cell.innerText = controller_name.slice(12); | |
116 | cell.innerHTML = '<a href="' + url_base + '" target="_blank">' + cell.innerHTML + '</a>' | |
117 | } | |
118 | ||
a98f3ef6 MF |
119 | /* |
120 | <tr bgcolor="#F4F4F4"><td align=center>1</td> | |
121 | <td>Outlet 1</td><td> | |
122 | <b><font color=red>OFF</font></b></td><td> | |
123 | <a href=outlet?1=ON>Switch ON</a> | |
124 | </td><td> | |
125 | <!-- <a href=outlet?1=CCL>Cycle</a> --> | |
126 | </td></tr> | |
127 | */ | |
128 | ||
129 | var tr, trs = state.currentTarget.responseXML.querySelectorAll('tr'); | |
130 | for (var i = 0; tr = trs[i]; ++i) { | |
131 | if (tr.bgColor != '#F4F4F4') | |
132 | continue; | |
133 | ||
134 | var outlet_num = trim(tr.children[0].innerText); | |
135 | var outlet_name = trim(tr.children[1].innerText); | |
136 | var current_status = trim(tr.children[2].innerText); | |
137 | var new_status = trim(tr.children[3].innerText); | |
138 | var confirmable = tr.children[3].children[0].hasAttribute('onclick'); | |
139 | ||
140 | row = tbl.insertRow(-1); | |
141 | cell = row.insertCell(-1); | |
8191f7e7 MF |
142 | if (outlet_name === '') |
143 | cell.innerHTML = '<i>unnamed</i>'; | |
144 | else | |
145 | cell.innerText = outlet_name + ':'; | |
a98f3ef6 MF |
146 | cell = row.insertCell(-1); |
147 | button = document.createElement('input'); | |
148 | button.type = 'button'; | |
149 | button.id = outlet_num; | |
150 | button.value = new_status; | |
151 | button.data = current_status; | |
152 | button.onclick = confirmable ? toggle_confirm : toggle; | |
153 | cell.appendChild(button); | |
154 | } | |
155 | ||
156 | setstatus(); | |
157 | } | |
158 | ||
159 | function setstatus(msg) { | |
160 | var status = document.getElementById('status'); | |
e981c837 | 161 | status.innerHTML = msg; |
a98f3ef6 MF |
162 | status.style.visibility = msg ? '' : 'hidden'; |
163 | status.style.float = msg ? '' : 'left'; | |
164 | status.style.position = msg ? '' : 'absolute'; | |
165 | } | |
166 | ||
d5664f4c MF |
167 | function open_settings_page() { |
168 | chrome.runtime.openOptionsPage(); | |
169 | } | |
170 | ||
a98f3ef6 MF |
171 | document.addEventListener('DOMContentLoaded', function() { |
172 | storage.get(settings_keys, function(settings) { | |
173 | url_base = settings['url'] || settings_defaults['url']; | |
174 | user = settings['user'] || settings_defaults['user']; | |
175 | pass = settings['pass'] || settings_defaults['pass']; | |
ecc284d8 MF |
176 | chrome.permissions.contains({ |
177 | origins: [url_base + '/*'] | |
178 | }, function(granted) { | |
d03b7e74 | 179 | if (granted) { |
ecc284d8 | 180 | fetchpage('index.htm', initpopup); |
d03b7e74 MF |
181 | } else { |
182 | setstatus( | |
183 | 'Missing permissions;<br>please visit the ' + | |
d5664f4c | 184 | '<a id="open-settings" href="">settings page</a>' + |
d03b7e74 MF |
185 | '<br>to grant access.<br>' + |
186 | '<center><input id=retry type=submit value=Retry></center>' | |
187 | ); | |
d5664f4c | 188 | document.getElementById('open-settings').onclick = open_settings_page; |
d03b7e74 MF |
189 | // Work around http://crbug.com/125706. |
190 | document.getElementById('retry').onclick = function() { | |
191 | chrome.permissions.request({origins: [url_base + '/*']}); | |
192 | fetchpage('index.htm', initpopup); | |
193 | }; | |
194 | } | |
ecc284d8 | 195 | }); |
a98f3ef6 MF |
196 | }); |
197 | }); |