| New file |
|---|
| 0,0 → 1,143 |
|---|
| // model that works with Yahoo Search API |
| dojo.declare("dojox.grid.data.yahooSearch", dojox.grid.data.dynamic, |
| function(inFields, inData, inSearchNode) { |
| this.rowsPerPage = 20; |
| this.searchNode = inSearchNode; |
| this.fieldNames = []; |
| for (var i=0, f; (f=inFields[i]); i++) |
| this.fieldNames.push(f.name); |
| }, { |
| // server send / receive |
| encodeParam: function(inName, inValue) { |
| return dojo.string.substitute('&${0}=${1}', [inName, inValue]); |
| }, |
| getQuery: function() { |
| return dojo.byId(this.searchNode).value.replace(/ /g, '+'); |
| }, |
| getParams: function(inParams) { |
| var url = this.url; |
| url += '?appid=foo'; |
| inParams = inParams || {}; |
| inParams.output = 'json'; |
| inParams.results = this.rowsPerPage; |
| inParams.query = this.getQuery(); |
| for (var i in inParams) |
| if (inParams[i] != undefined) |
| url += this.encodeParam(i, inParams[i]); |
| return url; |
| }, |
| send: function(inAsync, inParams, inOnReceive, inOnError) { |
| var |
| p = this.getParams(inParams), |
| d = dojo.xhrPost({ |
| url: "support/proxy.php", |
| content: {url: p }, |
| contentType: "application/x-www-form-urlencoded; charset=utf-8", |
| handleAs: 'json-comment-filtered', |
| sync: !inAsync |
| }); |
| d.addCallbacks(dojo.hitch(this, "receive", inOnReceive, inOnError), dojo.hitch(this, "error", inOnError)); |
| this.onSend(inParams); |
| return d; |
| }, |
| receive: function(inOnReceive, inOnError, inData) { |
| try { |
| inData = inData.ResultSet; |
| inOnReceive(inData); |
| this.onReceive(inData); |
| } catch(e) { |
| if (inOnError) |
| inOnError(inData); |
| } |
| }, |
| error: function(inOnError, inErr) { |
| var m = 'io error: ' + inErr.message; |
| alert(m); |
| if (inOnError) |
| inOnError(m); |
| }, |
| fetchRowCount: function(inCallback) { |
| this.send(true, inCallback ); |
| }, |
| // request data |
| requestRows: function(inRowIndex, inCount) { |
| inRowIndex = (inRowIndex == undefined ? 0 : inRowIndex); |
| var params = { |
| start: inRowIndex + 1 |
| } |
| this.send(true, params, dojo.hitch(this, this.processRows)); |
| }, |
| // server callbacks |
| processRows: function(inData) { |
| for (var i=0, l=inData.totalResultsReturned, s=inData.firstResultPosition; i<l; i++) { |
| this.setRow(inData.Result[i], s - 1 + i); |
| } |
| // yahoo says 1000 is max results to return |
| var c = Math.min(1000, inData.totalResultsAvailable); |
| if (this.count != c) { |
| this.setRowCount(c); |
| this.allChange(); |
| this.onInitializeData(inData); |
| } |
| }, |
| getDatum: function(inRowIndex, inColIndex) { |
| var row = this.getRow(inRowIndex); |
| var field = this.fields.get(inColIndex); |
| return (inColIndex == undefined ? row : (row ? row[field.name] : field.na)); |
| }, |
| // events |
| onInitializeData: function() { |
| }, |
| onSend: function() { |
| }, |
| onReceive: function() { |
| } |
| }); |
| |
| // report |
| modelChange = function() { |
| var n = dojo.byId('rowCount'); |
| if (n) |
| n.innerHTML = dojo.string.substitute('about ${0} row(s)', [model.count]); |
| } |
| |
| |
| // some data formatters |
| getCellData = function(inCell, inRowIndex, inField) { |
| var m = inCell.grid.model; |
| return m.getDatum(inRowIndex, inField); |
| } |
| |
| formatLink = function(inData, inRowIndex) { |
| if (!inData) |
| return ' '; |
| var text = getCellData(this, inRowIndex, this.extraField); |
| return dojo.string.substitute('<a target="_blank" href="${href}">${text}</a>', {href: inData, text: text }); |
| }; |
| |
| formatImage = function(inData, inRowIndex) { |
| if (!inData) |
| return ' '; |
| var info = getCellData(this, inRowIndex, this.extraField); |
| var o = { |
| href: inData, |
| src: info.Url, |
| width: info.Width, |
| height: info.Height |
| } |
| return dojo.string.substitute('<a href="${href}" target="_blank"><img border=0 src="${src}" width="${width}" height="${height}"></a>', o); |
| }; |
| |
| formatDate = function(inDatum, inRowIndex) { |
| if (!inDatum) |
| return ' '; |
| var d = new Date(inDatum * 1000); |
| return dojo.string.substitute("${0}/${1}/${2}",[d.getMonth()+1, d.getDate(), d.getFullYear()]) |
| }; |
| |
| formatDimensions = function(inData, inRowIndex) { |
| if (!inData) |
| return ' '; |
| var w = inData, h = getCellData(this, inRowIndex, this.extraField); |
| return w + ' x ' + h; |
| } |