423 lines
10 KiB
JavaScript
423 lines
10 KiB
JavaScript
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var NUT =
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{
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// UPS table DOM ids
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listID: "#ups_list",
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listBodyID: "#ups_list_body",
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// Field names
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fields:
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[
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"manufacturer",
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"device-type",
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"support-level",
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"model",
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"comment",
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"driver"
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],
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// Actual HTML table columns
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columns:
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[
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["manufacturer"],
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["model","comment"],
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["driver"],
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["support-level"],
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],
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// driver => connection type mappings
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driverMap: function(driver)
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{
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if(driver.match(/bcmxcp_usb|blazer_usb|richcomm_usb|tripplite_usb|usbhid-ups/))
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return "USB";
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if(driver.match(/snmp-ups|netxml-ups/))
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return "Network";
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return "Serial";
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},
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// Support level => CSS class mappings
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supportLevelClasses:
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{
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0: "",
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1: "red",
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2: "orange",
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3: "yellow",
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4: "blue",
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5: "green"
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},
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tableCache: false,
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// Parse GET parameters from window url and return them as a hash
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// The call format is:
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// stable-hcl.html?<filter name>=<filter value>
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// Refer to docs/website/stable-hcl.txt for examples
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parseGetParameters: function()
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{
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var url = window.location.href;
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url = url.replace(/#$/, "");
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var fieldPos = url.indexOf("?");
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var get = {};
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if(fieldPos > -1)
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{
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var fileName = url.substring(0, fieldPos);
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var getList = url.substring(fieldPos + 1).split("&");
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for(var i = 0; i<getList.length; i++)
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{
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var getField = getList[i].split("=");
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get[unescape(getField[0])] = unescape(getField[1]);
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}
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}
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return get;
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},
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// UPS filter renderers by data column index
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filterRenderers:
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{
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"support-level": function(value)
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{
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var result = [];
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for(var i = 0; i < value; i++) result.push("*");
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return result.join("");
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},
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"driver": function(value)
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{
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return this.driverMap(value);
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},
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"device-type": function(value)
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{
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var map =
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{
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"pdu": "Power Distribution Unit",
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"ups": "Uninterruptible Power Supply",
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"scd": "Solar Controller Device"
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}
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return map[value];
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}
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},
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// Specific filter handlers
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filterHandlers:
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{
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/**
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* @param {string} value value to filter
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* @param {array} row raw data fields
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* @return {boolean} true if value passes the filter, false otherwise
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*/
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"driver": function(value, row)
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{
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var driver = row[this.fields.indexOf("driver")];
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if(this.driverMap(driver) == value) return true;
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return false;
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}
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},
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/**
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* Returns rendered UPS data according to column index
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* @param {integer} index
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* @param {string} value
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*/
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renderFilter: function(index, value)
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{
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var renderer = this.filterRenderers[this.fields[index]];
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if(typeof renderer == "function")
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return renderer.call(this, value);
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return value;
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},
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/**
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* Initialization method
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*/
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init: function()
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{
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this.initFilters();
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this.sortUPSData(UPSData);
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this.buildUPSList(UPSData);
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this.buildFilters(UPSData);
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var get = this.parseGetParameters();
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for(var param in get)
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{
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var filter = $("#"+param);
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if(filter)
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{
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filter.val(get[param]);
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this.doFilter();
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}
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}
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},
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/**
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* Initialize filter filters references
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*/
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initFilters: function()
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{
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// Display filters fieldset hidden by default for user-agents not using javascript
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$("#filters-set").show();
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this.filters =
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{
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"support-level": { index: this.fields.indexOf("support-level"), field: $("#support-level") },
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"device-type": { index: this.fields.indexOf("device-type"), field: $("#device-type") },
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"manufacturer": { index: this.fields.indexOf("manufacturer"), field: $("#manufacturer") },
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"model": { index: this.fields.indexOf("model"), field: $("#model") },
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"driver": { index: this.fields.indexOf("driver"), field: $("#connection") }
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}
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},
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/**
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* Sorts table data by manufacturer and driver
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* @param {Object} data
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*/
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sortUPSData: function(data)
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{
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var mI = this.fields.indexOf("manufacturer"), dI = this.fields.indexOf("driver");
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data.sort(function(a,b)
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{
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var toLower = function(ar)
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{
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var res = ar.slice();
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res.forEach(function(i, index) { if(typeof i == "string") res[index] = i.toLowerCase() });
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return res;
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}
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var c = toLower(a), d = toLower(b);
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return c[mI] == d[mI] ? c[dI] > d[dI] : c[mI] > d[mI];
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});
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},
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/**
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* Builds UPS list from provided data
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* @param {array} data
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*/
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buildUPSList: function(data)
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{
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var list = $(this.listBodyID);
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// Initialize table cache
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if(!this.tableCache) this.tableCache = list.html();
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// If we're rebuilding the original table, just use the one in cache
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if(data == UPSData && this.tableCache)
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{
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list.html(this.tableCache);
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return;
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}
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list.empty();
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// Bailout if no data
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if(!data || data.length == 0) return;
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// Build rows
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var cellHistory = [], rows = [];
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var rowHistory = data[0][0];
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var classes = ["even", "odd"], manufIndex = this.fields.indexOf("manufacturer"), currentClass = 0;
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data.forEach(function(upsRow, rowIndex)
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{
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if(upsRow[manufIndex] != rowHistory)
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{
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currentClass = Number(!currentClass);
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rowHistory = upsRow[manufIndex];
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}
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var cells = [];
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// Build cells
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this.columns.forEach(function(column, colIndex)
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{
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var cellContent = [];
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column.forEach(function(field) {cellContent.push(upsRow[this.fields.indexOf(field)])}, this);
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cellContent = cellContent.join("<br />");
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// Inspect the last cell on this column and increase row span if the current cell has the same content
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var cH = cellHistory[colIndex];
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if(cH && cH.html == cellContent)
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cH.rowSpan += 1;
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else
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{
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var cell = "";
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if(column.indexOf("driver") != -1)
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{
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cell = {html: cellContent, rowSpan: 1, cls: this.supportLevelClasses[upsRow[this.fields.indexOf("support-level") || ""]]};
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}
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else cell = {html: cellContent, rowSpan: 1, cls: classes[currentClass] }
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if(column.indexOf("support-level") != -1) cell.cls += " hidden";
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cells.push(cell);
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cellHistory[colIndex] = cell;
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}
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}, this);
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rows.push(cells);
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}, this);
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// Generate actual rows/cells tags
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rows.forEach(function(r, index)
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{
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r.forEach(function(c, index)
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{
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r[index] = ["<td class='", c.cls, "' rowspan='", c.rowSpan, "'>", c.html, "</td>"].join("");
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});
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rows[index] = ["<tr>", r.join(""), "</tr>"].join("");
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});
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list.html(rows.join(""));
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},
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/**
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* Initialize filters event listeners
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* @param {Object} data
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*/
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buildFilters: function(data)
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{
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for(var f in this.filters)
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{
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var filter = this.filters[f];
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this.populateCombo(data, filter);
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filter.field.change(this.doFilter);
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var op = $("#op-" + (filter.index));
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if(op) op.change(this.doFilter);
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}
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},
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/**
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* Load data in filter combos
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* @param {array} data
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* @param {object} combo
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* @param {integer} index
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*/
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populateCombo: function(data, filter)
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{
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var values = [];
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var valueDict = {};
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var combo = filter.field;
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var oldValue = combo.val();
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combo.html("<option value='-1'>---</option>");
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// Special case for connection type
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if(filter.field.attr("id") == "connection")
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{
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["Serial", "USB", "Network"].forEach(function(type)
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{
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values.push([type, type]);
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}, this);
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}
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else
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{
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data.forEach(function(row)
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{
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var value = row[filter.index];
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if(value != "" && !valueDict[value])
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{
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values.push([value, this.renderFilter(filter.index, value)]);
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valueDict[value] = true;
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}
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}, this);
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values = values.sort();
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}
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values.forEach(function(value)
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{
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var option = $(document.createElement("option"));
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option.val(value[0]);
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option.text(value[1]);
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combo.append(option);
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}, this);
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combo.val(oldValue);
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},
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/**
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* Apply selected filters on UPS list
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*/
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doFilter: function()
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{
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var initialRows = UPSData.slice();
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var filteredRows = UPSData.slice();
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/**
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* Applies a single filter on provided UPS data set
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* @param {string} value
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* @param {integer} index
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* @param {array} data
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* @returns {array} filtered data set
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*/
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var applyFilter = function(value, index, data)
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{
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var tmpData = [];
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tmpData = data.slice();
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tmpData.forEach(function(row, rowIndex)
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{
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var field = row[index];
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var handler = this.filterHandlers[this.fields[index]];
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if(handler)
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{
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if(!handler.apply(this, [value, row]))
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{
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data.splice(data.indexOf(row), 1);
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}
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}
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else if(row[index] != value) data.splice(data.indexOf(row), 1);
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}, this);
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return data;
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}
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// Sequentially apply filters
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for(var f in NUT.filters)
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{
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var filter = NUT.filters[f];
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var value = filter.field.val();
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if(value != "-1") // Is filter active, i.e have the user picked a value in the filter combo
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{
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var opField = $("#op-" + filter.index);
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filteredRows = applyFilter.apply(NUT, [value, filter.index, filteredRows]);
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}
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}
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// Rebuild UPS list and combos according to filtered data
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NUT.buildUPSList(filteredRows);
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["manufacturer", "model", "driver"].forEach(function(id)
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{
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if(this.id != id) this.populateCombo(filteredRows, this.filters[id]);
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}, NUT);
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},
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resetCombos: function()
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{
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for(var f in this.filters)
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{
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var field = this.filters[f].field;
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this.populateCombo(UPSData, this.filters[f]);
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field.val("-1");
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}
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this.buildUPSList(UPSData);
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}
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}
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if(typeof Array.prototype.indexOf != "function")
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{
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Array.prototype.indexOf = function(elt)
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{
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var i = 0;
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while(i < this.length)
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{
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if(this[i] == elt) return i;
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i++;
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}
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return -1;
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}
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}
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if(typeof Array.prototype.forEach != "function")
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{
|
||
|
|
Array.prototype.forEach = function(cb, scope)
|
||
|
|
{
|
||
|
|
for (var i = 0, n = this.length; i<n; i++)
|
||
|
|
if (i in this)
|
||
|
|
cb.call(scope, this[i], i, this);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Global initialization
|
||
|
|
$(function()
|
||
|
|
{
|
||
|
|
NUT.init.call(NUT);
|
||
|
|
});
|