# HG changeset patch
# User Matt Johnston <matt@ucc.asn.au>
# Date 1391731210 -28800
# Node ID be1fde83630dec0bc4161b381d7dd21c0601f74d
# Parent  52b1ebcd00c020f94f0c2d7a6267836acc77b2b2# Parent  adbf70d1449f1ca83c9eb379e700025782483eb0
merge

diff -r 52b1ebcd00c0 -r be1fde83630d web/config.py
--- a/web/config.py	Fri Feb 07 08:00:03 2014 +0800
+++ b/web/config.py	Fri Feb 07 08:00:10 2014 +0800
@@ -44,6 +44,9 @@
 # determine by zooming in an image viewer
 GRAPH_LEFT_MARGIN = 63
 
+# 1 hour
+CSRF_TIMEOUT = 3600
+
 try:
     from localconfig import *
 except ImportError:
diff -r 52b1ebcd00c0 -r be1fde83630d web/log.py
--- a/web/log.py	Fri Feb 07 08:00:03 2014 +0800
+++ b/web/log.py	Fri Feb 07 08:00:10 2014 +0800
@@ -252,3 +252,40 @@
     timedelta = time.time() - start_time
     debugf.write("Updated sensors in %.2f secs\n" % timedelta)
     debugf.flush()
+
+def get_params():
+    _FIELD_DEFAULTS = {
+        'fridge_setpoint': 16,
+        'fridge_difference': 0.2,
+        'overshoot_delay': 720, # 12 minutes
+        'overshoot_factor': 1, # ºC
+        'disabled': False,
+        'nowort': True,
+        'fridge_range_lower': 3,
+        'fridge_range_upper': 3,
+        }
+
+    r = []
+    for k, v in _FIELD_DEFAULTS.iteritems():
+        n = {'name': k, 'value': v}
+        if type(v) is bool:
+            kind = 'yesno'
+        else:
+            kind = 'number'
+            if k == 'overshoot_delay':
+                n['unit'] = ' sec'
+                n['amount'] = 60
+                n['digits'] = 0;
+            else:
+                n['unit'] = 'º'
+                n['amount'] = 0.1;
+                n['digits'] = 1;
+        n['kind'] = kind
+        n['title'] = k
+        r.append(n)
+
+    return json.dumps(r, sort_keys=True, indent=4)
+
+
+def get_csrf_blob(user_ident):
+    return "aaa"
diff -r 52b1ebcd00c0 -r be1fde83630d web/secure.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/secure.py	Fri Feb 07 08:00:10 2014 +0800
@@ -0,0 +1,65 @@
+import os
+import time
+import fcntl
+import hmac
+import binascii
+import sys
+
+import config
+
+__all__ = ["get_csrf_blob", "check_csrf_blob", "setup_csrf"]
+
+def get_user_hash():
+    return "aaa"
+
+def setup_csrf():
+    NONCE_SIZE=16
+    global _csrf_fd, _csrf_key
+    _csrf_fd = open('%s/csrf.dat' % config.DATA_PATH, 'r+')
+
+    try:
+        fcntl.lockf(_csrf_fd, fcntl.LOCK_EX | fcntl.LOCK_NB)
+        os.fchmod(_csrf_fd.fileno(), 0600)
+        _csrf_fd.write("%d-%s" % (os.getpid(), binascii.hexlify(os.urandom(NONCE_SIZE))))
+        _csrf_fd.flush()
+        _csrf_fd.seek(0)
+    except IOError:
+        pass
+    fcntl.lockf(_csrf_fd, fcntl.LOCK_SH)
+    _csrf_key = _csrf_fd.read()
+    # keep the lock open until we go away
+
+
+def get_csrf_blob():
+    expiry = int(config.CSRF_TIMEOUT + time.time())
+    content = '%s-%s' % (get_user_hash(), expiry)
+    mac = hmac.new(_csrf_key, content).hexdigest()
+    return "%s-%s" % (content, mac)
+
+def check_csrf_blob(blob):
+    toks = blob.split('-')
+    if len(toks) != 3:
+        return False
+
+    user, expiry, mac = toks
+    if user != get_user_hash():
+        return False
+
+    try:
+        exp = int(expiry)
+    except ValueError:
+        return False
+
+    if exp < 1000000000:
+        return False
+
+    if exp > time.time():
+        return False
+
+    check_content = "%s-%s" % (user, expiry)
+    check_mac = hmac.new(_csrf_key, content).hexdigest()
+    if mac == check_mac:
+        return True
+
+    return False
+
diff -r 52b1ebcd00c0 -r be1fde83630d web/static/jquery-2.1.0.min.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/static/jquery-2.1.0.min.js	Fri Feb 07 08:00:10 2014 +0800
@@ -0,0 +1,4 @@
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diff -r 52b1ebcd00c0 -r be1fde83630d web/templog.py
--- a/web/templog.py	Fri Feb 07 08:00:03 2014 +0800
+++ b/web/templog.py	Fri Feb 07 08:00:10 2014 +0800
@@ -8,12 +8,16 @@
 import time
 import urllib
 import sys
+import os
+import traceback
+import fcntl
 
 import bottle
 from bottle import route, request, response
 
 import config
 import log
+import secure
 
 DATE_FORMAT = '%Y%m%d-%H.%M'
 ZOOM_SCALE = 2.0
@@ -44,6 +48,17 @@
     start_epoch = time.mktime(start.timetuple())
     return log.graph_png(start_epoch, length_minutes * 60)
 
+@route('/set')
+def set():
+    return bottle.template('set', 
+        inline_data = log.get_params(), 
+        csrf_blob = secure.get_csrf_blob())
+
+@route('/set_current.json')
+def set_fresh():
+    response.set_header('Content-Type', 'application/javascript')
+    return log.get_current()
+
 @route('/')
 def top():
 
@@ -87,6 +102,31 @@
     response.set_header('Content-Type', 'text/plain')
     return log.tail_debug_log()
 
+@route('/env')
+def env():
+    response.set_header('Content-Type', 'text/plain')
+    return '\n'.join(traceback.format_stack())
+    #return '\n'.join(("%s %s" % k) for k in  request.environ.items())
+    #return str(request.environ)
+    #yield "\n"
+    #var_lookup = environ['mod_ssl.var_lookup']
+    #return var_lookup("SSL_SERVER_I_DN_O")
+
+@bottle.get('/<filename:re:.*\.js>')
+def javascripts(filename):
+    response.set_header('Cache-Control', "public, max-age=1296000")
+    return bottle.static_file(filename, root='static')
+
+@route('/setparams', method='post')
+def update():
+    post_json = json.loads(request.forms.data)
+
+    csrf_blob = post_json['csrf_blob']
+
+    return str(post_json['params'])
+
+secure.setup_csrf()
+
 def main():
     #bottle.debug(True)
     #bottle.run(reloader=True)
diff -r 52b1ebcd00c0 -r be1fde83630d web/views/riot.min.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/views/riot.min.js	Fri Feb 07 08:00:10 2014 +0800
@@ -0,0 +1,2 @@
+/* Riot 0.9.8, @license MIT, (c) 2014 Moot Inc + contributors */
+(function(e){"use strict";e.observable=function(e){var t={},n=[].slice;e.on=function(n,r){if(typeof r==="function"){n.replace(/[^\s]+/g,function(e,n){(t[e]=t[e]||[]).push(r);r.typed=n>0})}return e};e.off=function(n){n.replace(/[^\s]+/g,function(e){t[e]=[]});if(n=="*")t={};return e};e.one=function(t,n){if(n)n.one=true;return e.on(t,n)};e.trigger=function(r){var o=n.call(arguments,1),u=t[r]||[];for(var i=0,a;a=u[i];++i){if(!(a.one&&a.done||a.busy)){a.busy=true;a.apply(e,a.typed?[r].concat(o):o);a.done=true;a.busy=false}}return e};return e};var t={};var n={"\\":"\\\\","\n":"\\n","\r":"\\r","\u2028":"\\u2028","\u2029":"\\u2029","'":"\\'"};var r={"&":"&amp;",'"':"&quot;","<":"&lt;",">":"&gt;"};e.render=function(e,r){if(!e)return"";t[e]=t[e]||new Function("_","return '"+e.replace(/[\\\n\r\u2028\u2029']/g,function(e){return n[e]}).replace(/\{\s*(\w+)\s*\}/g,"'+(_.$1?(_.$1+'').replace(/[&\"<>]/g,function(e){return ENTITIES_MAP[e];}):(_.$1===0?0:''))+'")+"'");return t[e](r)};if(typeof top!="object")return;var o,u=e.observable({}),i=window.addEventListener,a=document;function f(e){e=e.type?location.hash:e;if(e!=o)u.trigger("pop",e);o=e}if(i){i("popstate",f,false);a.addEventListener("DOMContentLoaded",f,false)}else{a.attachEvent("onreadystatechange",function(){if(a.readyState==="complete")f("")})}e.route=function(e){if(typeof e==="function")return u.on("pop",e);if(history.pushState)history.pushState(0,0,e);f(e)}})(typeof top=="object"?window.$||(window.$={}):exports);
\ No newline at end of file
diff -r 52b1ebcd00c0 -r be1fde83630d web/views/set.tpl
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/views/set.tpl	Fri Feb 07 08:00:10 2014 +0800
@@ -0,0 +1,293 @@
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
+<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
+<head>
+<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
+<meta name="viewport" content="width=device-width, initial-scale=1,maximum-scale=8,minimum-scale=0.1">
+<script src="jquery-2.1.0.min.js"></script>
+<script>
+%include riot.min.js
+</script>
+
+<style type="text/css">
+span.no_selection {
+    -webkit-user-select: none; // webkit (safari, chrome) browsers
+    -moz-user-select: none; // mozilla browsers
+    -khtml-user-select: none; // webkit (konqueror) browsers
+}
+
+body {
+    font-family: "sans-serif";
+}
+
+input {
+    border: 2px solid transparent;
+    border-radius: 4px;
+    background-color: white;
+    border-color: black;
+    padding: 0;
+    font-size: 80%;
+}
+
+input[type="button"] {
+    width: 4em;
+    height: 4em;
+    margin-left: 0.5em;
+}
+
+input[type="submit"] {
+    width: 10em;
+    height: 4em;
+    margin-top: 1em;
+    align: center;
+}
+
+input[type="text"] {
+    height: 4em;
+    text-align: center;
+}
+
+#savebox {
+    align: center;
+    width: 100%;
+}
+
+.onbutton {
+    background-color: #cdf;
+}
+
+.modified {
+    color: #d00;
+    font-weight: bold;
+}
+
+.existing {
+    margin-top: 1em;
+    font-size: 70%;
+}
+
+</style>
+<title>Set templog</title>
+</head>
+
+
+<script type="html/num_input">
+<div id="{id}">
+<span class="existing">{title} <span id="oldvalue">{oldvaluetext}{unit}</span></span>
+<br/>
+<input type="text" class="input" name="input_{name}" />
+<input type="button" class="button_down" value="-"/>
+<input type="button" class="button_up" value="+"/>
+</div>
+</script>
+
+<script type="html/yesno_button">
+<div id="{id}">
+<span class="existing">{title} <span id="oldvalue">{oldvaluetext}</span></span>
+<br/>
+<input type="button" class="button_no" value="No"/>
+<input type="button" class="button_yes" value="Yes"/>
+</div>
+</script>
+
+<script>
+
+function Setter(params, csrf_blob) {
+    var self = $.observable(this);
+
+    self.params = params;
+    self.csrf_blob = csrf_blob
+
+    $.each(self.params, function(idx, param) {
+        param.id = "param_id_" + idx;
+        param.oldvalue = param.value
+        if (typeof(param.oldvalue) == "boolean")
+        {
+            param.oldvaluetext = param.oldvalue ? "Yes" : "No";
+        }
+        else
+        {
+            param.oldvaluetext = param.oldvalue;
+        }
+    });
+
+    self.edit = function(param, newvalue) {
+        param.value = newvalue;
+        params[param.name] = param;
+        self.trigger("edit", param);
+    }
+
+    self.adjust = function(param, updown) {
+        // XXX increment
+        param.value += (param.amount*updown);
+        self.trigger("edit", param);
+    }
+
+    self.save = function() {
+        self.trigger("status", "Saving...")
+
+        var post_json = {};
+        post_json.csrf_blob = self.csrf_blob;
+        post_json.params =
+            self.params.map(function(v, idx, array) {
+                return {
+                    name: v.name,
+                    value: v.value
+                };
+            });
+
+        var post_data = {data: JSON.stringify(post_json)};
+
+        var req = $.ajax({type: "POST",
+            url: "setparams",
+            data: post_data});
+
+        req.done(function(data, status, hdr) {
+            self.trigger("status", "Saved")
+        });
+
+        req.fail(function(data, status, hdr) {
+            self.trigger("status", 
+                "Failed: " + status + "\n" + hdr.responseText)
+        });
+    }
+}
+
+(function() { 'use strict';
+
+var params = {{!inline_data}};
+var csrf_blob = "{{!csrf_blob}}";
+window.setter = new Setter(params, csrf_blob);
+
+var number_template = $("[type='html/num_input']").html();
+var button_template = $("[type='html/yesno_button']").html();
+
+setter.on("add", add);
+
+setter.on("edit", function(param)
+{
+    var el = $("#" + param.id);
+    if (param.kind === "number")
+    {
+        set_text_state(el, param);
+    }
+    else if (param.kind === "yesno")
+    {
+        set_button_state(el, param.value);
+    }
+    var same;
+    switch (typeof(param.oldvalue))
+    {
+        case "boolean":
+            same = ((!param.value) == (!param.oldvalue));
+            break;
+        case "number":
+            same = Math.abs(param.value - param.oldvalue) < 1e-3 * param.amount;
+            break;
+        default:
+            same = (param.value === param.oldvalue);
+    }
+
+    $("#oldvalue", el).toggleClass("modified", !same);
+});
+
+setter.on("status", function(status) {
+    $('#status').text(status)
+})
+
+var root;
+
+window.onload = function() {
+    // clear list and add new ones
+    root = $("#paramlist");
+
+    root.empty() && $.each(setter.params, function (idx, p) {
+        add(p);
+    })
+
+    $("#savebutton").click(function() {
+        setter.save();
+    })
+}
+
+function set_text_state(el, param)
+{
+    var input = $(".input", el);
+    var s = Number(param.value).toFixed(param.digits)
+    input.text(s).val(s)
+}
+
+function set_button_state(el, value)
+{
+    $(".button_yes", el).toggleClass("onbutton", value);
+    $(".button_no", el).toggleClass("onbutton", !value);
+}
+
+function add(param)
+{
+    if (param.kind === "number")
+    {
+        var el = $($.render(number_template, param)).appendTo(root);
+        var input = $(".input", el);
+
+        input.keyup(function(e) {
+            if (e.which == 13)
+            {
+                setter.edit(param, Number(this.value));
+            }
+        });
+
+        input.blur(function(e) {
+            setter.edit(param, Number(this.value));
+        });
+
+        $(".button_up", el).click(function() {
+            setter.adjust(param, 1);
+            this.blur()
+        });
+        $(".button_down", el).click(function() {
+            setter.adjust(param, -1);
+            this.blur()
+        });
+
+        set_text_state(el, param);
+    }
+    else if (param.kind === "yesno")
+    {
+        var el = $($.render(button_template, param)).appendTo(root);
+        var button_yes = $(".button_yes", el);
+        var button_no = $(".button_no", el);
+
+        button_yes.click(function() {
+            setter.edit(param, true);
+            this.blur()
+        })
+
+        button_no.click(function() {
+            setter.edit(param, false);
+            this.blur()
+        })
+
+        set_button_state(el, param.value);
+    }
+}
+
+})()
+
+</script>
+
+<body>
+
+<section id="paramlist">
+</section>
+
+<div id="savebox">
+<input type="button" id="savebutton" value="Save"/>
+
+<div id="status">
+</div>
+</div>
+
+
+</body>
+
+</html>