1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242
|
/* Copyright 2008 Orbitz WorldWide
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License. */
var RENDER_BASE_URL = window.location.protocol + "//" + window.location.host + window.location.pathname;
RENDER_BASE_URL = RENDER_BASE_URL.replace(/\/composer\/?.*$/, '/render/?');
/* GraphiteComposer encapsulates a set of Ext UI Panels,
* as well as a ParameterizedURL for the displayed graph. */
function GraphiteComposer () {
this.url = new ParameterizedURL(RENDER_BASE_URL);
this.state = {}; // For storing non-querystring state information
this.window = createComposerWindow(this);
}
GraphiteComposer.prototype = {
toggleTargetWithoutUpdate: function(target) {
this.toggleTarget(target, false);
},
toggleTarget: function (target, updateImage) {
/* Add the given target to the graph if it does not exist,
* otherwise remove it.
* Optionally reload the image. (default = do update) */
var record = getTargetRecord(target);
if (record) {
TargetStore.remove(record);
} else { // toggle it on
addTarget(target);
}
this.syncTargetList();
// If the updateImage parameter is unspecified or true, reload the image.
if(undefined == updateImage || true == updateImage) {
this.updateImage();
}
},
loadMyGraph: function (name, url) {
this.state.myGraphName = name;
this.loadURL(url);
},
loadURL: function (url) {
/* Take the targets out of the URL and add them to the store properly */
TargetStore.removeAll();
var tempUrl = new ParameterizedURL(RENDER_BASE_URL);
tempUrl.copyQueryStringFromURL(url);
var targets = tempUrl.getParamList('target');
tempUrl.removeParam('target');
this.url.setQueryString(tempUrl.queryString);
/* Use ...WithoutUpdate here to avoid loading the image too soon. If
* there are lots of targets, each modification would cause an extra
* render. */
Ext.each(targets, this.toggleTargetWithoutUpdate, this);
// Fit the image into the window
this.url.setParam('width', this.window.getInnerWidth());
this.url.setParam('height', this.window.getInnerHeight());
// And don't forget to update the time display widget
var from = this.url.getParam('from');
var until = this.url.getParam('until');
var timeInfo = {};
if (!from) { // No time interval specified, use the default
timeInfo.mode = 'recent';
timeInfo.quantity = '24';
timeInfo.units = 'hours';
} else {
var match = from.match(/^-(\d+)(\w+)/);
if (match) { // Relative time
timeInfo.mode = 'recent';
timeInfo.quantity = match[1];
timeInfo.units = match[2];
} else { // Absolute time
timeInfo.mode = 'date-range';
timeInfo.startDate = this.parseDate(from);
timeInfo.endDate = this.parseDate(until);
}
}
this.window.updateTimeDisplay(timeInfo);
this.window.updateUI();
this.updateImage();
},
syncTargetList: function () {
this.url.removeParam('target');
TargetStore.each(function (record) {
this.url.addParam('target', record.data.value);
}, this);
},
updateImage: function () {
/* Set the image's url to reflect this.url's current params */
var img = this.window.getImage();
if (img) {
var now = new Date();
var unixTime = now.valueOf() / 1000;
this.url.setParam('_salt', unixTime.toString() );
img.src = this.url.getURL();
}
},
parseDate: function(dateString) { // Format is HH:MM_YYYYMMDD
var hour = dateString.substr(0,2);
var minute = dateString.substr(3,2);
var year = dateString.substr(6,4);
var month = dateString.substr(10,2);
var day = dateString.substr(12,14);
month = parseInt(month) - 1; // Date assumes months are zero-indexed
return new Date(year, month, day, hour, minute, 0, 0);
}
};
/* ParameterizedURL encapsulates a URL and
* provides methods to access and modify the
* query string parameters in a structured fashion.
* This code should not be specific to Graphite or
* the Composer in any way. */
function ParameterizedURL (baseURL) {
this.baseURL = baseURL ? baseURL : "";
this.params = {};
this.queryString = "";
}
ParameterizedURL.prototype = {
/* Parameter access methods */
getParam: function (key) {
/* Return the first value of this parameter */
var values = this.params[key];
return values ? values[0] : null;
},
getParamList: function (key) {
/* Return an array of all values for this parameter */
var values = this.params[key];
return values ? values : new Array();
},
getURL: function () {
/* Return the current URL */
return this.baseURL + this.queryString;
},
/* Parameter modification methods */
addParam: function (key, value) {
/* Add a parameter value */
var values = this.getParamList(key);
values.push(value);
this.params[key] = values;
this.syncQueryString();
},
removeParam: function (key, value) {
/* Remove one or all values for a given parameter */
if (value == null) { //Remove all values
this.params[key] = null; // in case it didn't exist, delete won't break now
delete this.params[key];
} else { //Remove a specific value
var newValues = this.getParamList(key);
newValues.remove(value);
if (newValues.length) {
this.params[key] = newValues;
} else {
this.params[key] = null;
delete this.params[key];
}
}
this.syncQueryString();
},
setParam: function (key, value) {
/* Give the param only the given value */
this.params[key] = [value];
this.syncQueryString();
},
setParamList: function (key, values) {
/* Give the param a given list of values */
this.params[key] = values;
this.syncQueryString();
},
setParamHash: function (params) {
/* Use the given params Hash (and update this.queryString to match) */
this.params = params;
this.syncQueryString();
},
syncParams: function () {
/* Set the value of this.params to reflect the parameters in this.queryString
* Call this whenever you modify this.queryString */
var params = Ext.urlDecode( this.queryString );
Ext.iterate(params, function(key, value) { //We want all of our param values to be arrays
if ( Ext.isString(value) ) {
params[key] = [value];
}
if (value == "undefined" || value == undefined) {
params[key] = null;
delete params[key];
}
});
this.params = params;
},
setQueryString: function (qs) {
/* Use the given query string (and update this.params to match) */
this.queryString = qs
this.syncParams();
this.syncQueryString();
},
syncQueryString: function () {
/* Set the value of this.queryString to reflect the parameters in this.params
* Call this whenever you modify this.params */
this.queryString = Ext.urlEncode(this.params).replace(/#/,"%23");
},
copyQueryStringFromURL: function (url) {
/* Make this object reflect the parameters of the given url */
var i = url.indexOf("?");
if (i == -1) { // No query string
this.setParamHash({});
return;
}
var queryString = url.substr(i+1);
this.setQueryString(queryString);
}
};
|