table.js ➔ ... ➔ Init - Code Metrics - Inspection of "no message" - webdivane/table - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Push — master ( 788bee...5c5f2e )

by Plamen

created 2019-03-10 09:51 UTC

table.js ➔ ... ➔ Init A

↳ Parent: table.js ➔ initInstance

Complexity

Conditions	2
Paths	2

Size

Total Lines	8
Code Lines	6

Duplication

Lines	0
Ratio	0 %

Importance

Changes	6
Bugs	0	Features	0

Metric	Value
cc	2
eloc	6
c	6
b	0
f	0
nc	2
nop	1
dl	0
loc	8
rs	10

var TableHelper = {
    BuildRequest: {
        Sort: function (rq, strDesc){
            function sortBySpan(span, i){
                var order = span.innerHTML;
                if(order.length === 1){
                    rq.colNo = i;
                    rq.colOrd = order === strDesc ? "desc" : "asc";
                }
                return rq.colNo === i;
            }

            var thTags = document.getElementById(rq.tableId)
                    .getElementsByTagName("thead")[0]
                    .getElementsByTagName("th");
            var length = thTags.length;
            for(var i = 0; i < length; i++){
                var link = thTags[i].getElementsByTagName("a")[0];
                if(link){
                    var span = link.getElementsByTagName("span")[0];
                    if(span && sortBySpan(span, i)){
                        break;
                    }
                }
            }
        },
    Filter: function (rq){
            function getFilterFieldsByTableID(tableID){
                var fields = {filterBy: null, filter: null};
                var filterDiv = getFilterDivByTableIDOrNull(tableID);
                if(filterDiv !== null){
                    setFilterBy(fields, filterDiv);
                    setFilterValue(fields, filterDiv);
                }
                return fields;
            }
            function getFilterDivByTableIDOrNull(tableID){
                var res = null;
                if(document.getElementById(tableID).parentNode.getElementsByTagName("div").length > 0){
                    for(var i = 0; i < document.getElementById(tableID).parentNode.getElementsByTagName("div").length; i++){
                        if(document.getElementById(tableID).parentNode.getElementsByTagName("div")[i].getAttribute("class") === "filter"){
                            return document.getElementById(tableID).parentNode.getElementsByTagName("div")[i];
                        }
                    }

                }
                return res;
            }
            function setFilterBy(fields, filterDiv){
                var slctObj = filterDiv.getElementsByTagName("select")[0];
                if(slctObj && slctObj.options[slctObj.selectedIndex].value !== "all"){
                    fields.filterBy = slctObj.options[slctObj.selectedIndex].value;
                }
            }
            function setFilterValue(fields, filterDiv){
                var textObj = filterDiv.getElementsByTagName("input")[0];
                if(textObj && textObj.value && textObj.value.length !== 0){
                    fields.filter = encodeURIComponent(textObj.value.trim());
                }
            }

            var r = getFilterFieldsByTableID(rq.tableId);
            if(r.filter !== null){
                rq.filter = r.filter;
            }
            if(r.filterBy !== null){
                rq.filterBy = r.filterBy;
            }
        }
    },
    ColumnHover: function(tableContainer, index){
        var rows = document.getElementById(tableContainer).rows;
        var upto = rows.length - 1;
        if(typeof index === "undefined"){
            ColumnHoverRelease(rows, upto);
        } else {
            for(var i = 0; i < upto; i++){
                rows[i].cells[index].setAttribute("lang", "col-hover");
            }
        }
        function ColumnHoverRelease(rows, upto){
            for(var i = 0; i < upto; i++){
                for(var j = 0; j < rows[i].cells.length; j++){
                    if(rows[i].cells[j].lang){
                        rows[i].cells[j].removeAttribute("lang");
                    }
                }
            }
        };
    },
    Filter: {
        GetTableId: function(field){
            if(field.tagName.toLowerCase() !== "select"){
                return field.getAttribute("data-table-id");
            }
            var f = field.parentNode.parentNode.getElementsByTagName("input")[0];
            return '' === f.value ? null : f.getAttribute("data-table-id");
        }
    },
    Init: {
        SetColumnsHoverEffect: function (tContainer, tableId){
            var tHcells = tContainer.rows[0].cells;
            for(var i = 0; i < tHcells.length; i++){
                if(tHcells[i].firstChild.tagName === "A"){
                    tHcells[i].firstChild.setAttribute("onmouseover", "table.ColumnHover('" + tableId + "'," + i + ");");
                    tHcells[i].firstChild.setAttribute("onmouseout", "table.ColumnHover('" + tableId + "');");
                }
            }
        }
    },
    GoPage: {
        GetNo: function(lnk, tableId){
            //check & serve pagination jump links
            var jumpDir = lnk.innerHTML.trim().substr(0, 1);
            if(jumpDir === "+" || jumpDir === "-"){
                var current = document.getElementById(tableId)
                                .querySelector("tfoot .paging .a").innerHTML;
                var jump = lnk.innerHTML.replace("K", "000").replace("M", "000000000");
                var jumpPage = (parseInt(current) + parseInt(jump));
                lnk.parentNode.setAttribute("data-page", jumpPage);
                lnk.style.transform = "none";
            }
            return lnk.parentNode.hasAttribute("data-page") ?
                    lnk.parentNode.getAttribute("data-page") :
                    lnk.innerHTML;
        }
    },
    LoadData: {
        SetVisability: function(tableContainer, flag){
            var tbl = document.getElementById(tableContainer);
            if(flag === true){
                tbl.style.filter = "none";
                tbl.style.opacity = "1";
                tbl.style.cursor = "auto";
            }else if(flag === false){
                tbl.style.filter = "blur(1px)";
                tbl.style.opacity = "0.8";
                tbl.style.cursor = "wait";
            }else{
                console.error("table error in the flag value");
            }
        }
    },
    
    IePrior: function(v){
        var rv = false;
        if(window.navigator.appName === 'Microsoft Internet Explorer'){
            var ua = window.navigator.userAgent;
            var re = new RegExp("MSIE ([0-9]{1,}[\.0-9]{0,})");
            if(re.exec(ua) !== null){
                rv = parseFloat(RegExp.$1);
            }
            rv = rv < v ? true : false;
        }
        return rv;
    },
    GetParent: function(obj, objType){
        while(obj && obj.tagName !== objType.toUpperCase()){
            obj = obj.parentNode;
        }
        return obj;
    },
    ProcessPaginationLinks: function(tfoot){
        var pLinks = tfoot.querySelectorAll(".paging a");
        if(pLinks.length > 0){
            for(var j = 0; j < pLinks.length; j++){
                pLinks[j].setAttribute("href", "javascript:void(0);");
                pLinks[j].setAttribute("onclick", "return table.GoPage(this);");
            }
        }
    },
    RequestToUrl: function(rq){
        var url = location.pathname + ".json" + location.search;
        if(typeof rq === "object"){
            var getUrlVarName = {
                colNo: "col", colOrd: "ord", filter: "filter",
                filterBy: "filter-by", pageNo: "pg", exportType: "export",
                tableId: "table-id"
            };
            var flagFirst = location.search.length < 1 ? true : false;
            for(var r in rq){
var someObject;
for (var key in someObject) {
    if ( ! someObject.hasOwnProperty(key)) {
        continue; // Skip keys from the prototype.
    }

    doSomethingWith(key);
}
                var clue = flagFirst === true ? "?" : "&";
                url += clue + getUrlVarName[r] + "=" + rq[r];
                flagFirst = false;
            }
        }
        return url;
    }
};

var TableHelperFilterGetTableId = function(field){
    if(field.tagName.toLowerCase() !== "select"){
        return field.getAttribute("data-table-id");
    }
    var f = field.parentNode.parentNode.getElementsByTagName("input")[0];
    return '' === f.value ? null : f.getAttribute("data-table-id");
};
var TableHelperDraw_Section = function(tableContainer, dt, tSection){
    var section = tSection === "tfoot" ? "tfoot" : "tbody";
    var tSec = document.getElementById(tableContainer)
                .getElementsByTagName(section)[0];
    TableHelperDraw_SectionClear(tSec, TableHelper.IePrior(9));
    for(var i = 0; i < dt.length; i++){
        var row = dt[i];
        var tRow = document.createElement("tr");
        TableHelperDraw_SectionRow(row, tRow);
        tSec.appendChild(tRow);
        if(section === "tfoot"){
            TableHelper.ProcessPaginationLinks(tSec);
        }
    }
};
var TableHelperDraw_SectionClear = function(tSection, iePrior9){
    if(iePrior9){
        if(tSection.firstChild){
            while(tSection.firstChild){
                tSection.removeChild(tSection.firstChild);
            }
        }
    }else{
        tSection.innerHTML = "";
    }
};
var TableHelperDraw_SectionRow = function(row, tRow){
    for(var cell in row){
var someObject;
for (var key in someObject) {
    if ( ! someObject.hasOwnProperty(key)) {
        continue; // Skip keys from the prototype.
    }

    doSomethingWith(key);
}
        var tCell = document.createElement("td");
        if(typeof row[cell] === "string" || typeof row[cell] === "number"){
            tCell.innerHTML = row[cell];
        }else if(typeof row[cell] === "object"){
            TableHelperDraw_SectionRowCellFromObject(row, cell, tCell);
        }
        tRow.appendChild(tCell);
    }
};
var TableHelperDraw_SectionRowCellFromObject = function(row, cell, tCell){
    for(var attr in row[cell]){
var someObject;
for (var key in someObject) {
    if ( ! someObject.hasOwnProperty(key)) {
        continue; // Skip keys from the prototype.
    }

    doSomethingWith(key);
}
        if(typeof row[cell][attr] === "string"){
            tCell.innerHTML = row[cell][attr];
        }else if(typeof row[cell][attr] === "object"){
            for(var v in row[cell][attr]){
var someObject;
for (var key in someObject) {
    if ( ! someObject.hasOwnProperty(key)) {
        continue; // Skip keys from the prototype.
    }

    doSomethingWith(key);
}
                tCell.setAttribute(v, row[cell][attr][v]);
            }
        }
    }
};

//https://addyosmani.com/resources/essentialjsdesignpatterns/book/#singletonpatternjavascript
var TableSingleton = (function(){
    // Instance stores a reference to the Singleton
    var instance;
    function initInstance(){
        // Singleton
        // Private methods and variables
        function BuildRequest(rq, crntTableId, strDesc){
            rq.tableId = crntTableId;
            TableHelper.BuildRequest.Sort(rq, strDesc);
            TableHelper.BuildRequest.Filter(rq);
        };
        var tail = null;
        function Init(tableId){
                var tContainer = document.getElementById(tableId);
                if(!TableHelper.IePrior(9)){
                    TableHelper.Init.SetColumnsHoverEffect(tContainer, tableId);
                }
                var tfoot = tContainer.getElementsByTagName("tfoot")[0];
                TableHelper.ProcessPaginationLinks(tfoot);
        }
        function LoadData(tableContainer, rq){
            if(tail!==null){ tail.abort();}
            TableHelper.LoadData.SetVisability(tableContainer, false);
            var xmlhttp = window.XMLHttpRequest ? 
                            new XMLHttpRequest() : /* code for IE7+, Firefox, Chrome, Opera, Safari */
                            new window.ActiveXObject("Microsoft.XMLHTTP");/*code for IE6, IE5 */
            xmlhttp.onreadystatechange = function(){
                if(xmlhttp.readyState === 4 && xmlhttp.status === 200){
                    Draw(tableContainer, JSON.parse(xmlhttp.responseText));
                    TableHelper.LoadData.SetVisability(tableContainer, true);
                    instance.LoadEndCalback(tableContainer);
                }
            };
            xmlhttp.open("GET", RequestToUrl(rq), true);
            xmlhttp.send();
            tail = xmlhttp; //put at tail to can abort later any previous
        }
        function Draw(tableContainer, d){
            TableHelperDraw_Section(tableContainer, d.body);
            TableHelperDraw_Section(tableContainer, d.footer, "tfoot");
            if(instance.rq !== null){
                var hover = document.getElementById(instance.rq.tableId)
                            .getElementsByTagName("th")[instance.rq.colNo].lang;
                if(hover){
                    instance.ColumnHover(tableContainer, instance.rq.colNo);
                }
            }
        }

        var GoPageGetNo = TableHelper.GoPage.GetNo;
        var getParent = TableHelper.GetParent;
        var RequestToUrl = TableHelper.RequestToUrl;

        return {
            rq: null,
            strAsc: String.fromCharCode(9650), //&#9650;
            strDesc: String.fromCharCode(9660),//&#9660; 
            ColumnHover: TableHelper.ColumnHover, //function(tableContainer, index)
            Export: function(lnk, eType){
                var request = {};
                var crntTableId = getParent(lnk, "table").getAttribute("id");
                BuildRequest(request, crntTableId, this.strDesc);
                request.exportType = ["CSV", "Excel"].indexOf(eType) >= 0 ?
                                        eType : 
                                        "csv";
                window.open(RequestToUrl(request));
                return false;
            },
            Filter: function(field){
                var crntTableId = TableHelper.Filter.GetTableId(field);
                if(crntTableId !== null){
                    var request = {};
                    var exRq = this.rq;
                    BuildRequest(request, crntTableId, this.strDesc);
                    if(exRq === null ||
                        request.filter !== exRq.filter ||
                        request.filterBy !== exRq.filterBy
                    ){
                        LoadData(crntTableId, request);
                    }
                }
            },
            GoPage: function(lnk){
                var request = {};
                var crntTableId = getParent(lnk, "table").getAttribute("id");
                BuildRequest(request, crntTableId, this.strDesc);
                request.pageNo = GoPageGetNo(lnk, crntTableId);
                LoadData(crntTableId, request);
                return false;
            },
            init: Init, //funcion(tableId)
            LoadEndCalback: function(){},/*Allows override: function(tableId){if(tableId){...}}*/
            ReloadData: function(tableId){
                var request = {};
                BuildRequest(request, tableId, this.strDesc);
                LoadData(tableId, request);
            },
            Sort: function(colNo, lnk){
                var request = {};
                var crntTableId = getParent(lnk, "table").getAttribute("id");
                BuildRequest(request, crntTableId, this.strDesc);
                if(Math.round(colNo) === request.colNo){
                    request.colOrd = (request.colOrd === "asc" ? "desc" : "asc");
                }else{
                    request.colNo = Math.round(colNo);
                    request.colOrd = "asc";
                }
                LoadData(crntTableId, request);
                /* Clear and add new sort arrow */
                var headSpans = getParent(lnk, "thead").getElementsByTagName("span");
                var length = headSpans.length;
                for(var i = 0; i < length; i++){
                    headSpans[i].innerHTML = "";
                }
                lnk.getElementsByTagName("span")[0].innerHTML = (request.colOrd === "desc" ? this.strDesc : this.strAsc);
            }
        };
    }
    return {
        //Get the Singleton instance if one exists, or create one if it doesn't
        getInstance: function(){
            if(!instance){
                instance = initInstance();
            }
            return instance;
        }
    };
})();
var table = TableSingleton.getInstance();


1			var TableHelper = {
2			BuildRequest: {
3			Sort: function (rq, strDesc){
4			function sortBySpan(span, i){
5			var order = span.innerHTML;
6			if(order.length === 1){
7			rq.colNo = i;
8			rq.colOrd = order === strDesc ? "desc" : "asc";
9			}
10			return rq.colNo === i;
11			}
12
13			var thTags = document.getElementById(rq.tableId)
14			.getElementsByTagName("thead")[0]
15			.getElementsByTagName("th");
16			var length = thTags.length;
17			for(var i = 0; i < length; i++){
18			var link = thTags[i].getElementsByTagName("a")[0];
19			if(link){
20			var span = link.getElementsByTagName("span")[0];
21			if(span && sortBySpan(span, i)){
22			break;
23			}
24			}
25			}
26			},
27			Filter: function (rq){
28			function getFilterFieldsByTableID(tableID){
29			var fields = {filterBy: null, filter: null};
30			var filterDiv = getFilterDivByTableIDOrNull(tableID);
31			if(filterDiv !== null){
32			setFilterBy(fields, filterDiv);
33			setFilterValue(fields, filterDiv);
34			}
35			return fields;
36			}
37			function getFilterDivByTableIDOrNull(tableID){
38			var res = null;
39			if(document.getElementById(tableID).parentNode.getElementsByTagName("div").length > 0){
40			for(var i = 0; i < document.getElementById(tableID).parentNode.getElementsByTagName("div").length; i++){
41			if(document.getElementById(tableID).parentNode.getElementsByTagName("div")[i].getAttribute("class") === "filter"){
42			return document.getElementById(tableID).parentNode.getElementsByTagName("div")[i];
43			}
44			}
45
46			}
47			return res;
48			}
49			function setFilterBy(fields, filterDiv){
50			var slctObj = filterDiv.getElementsByTagName("select")[0];
51			if(slctObj && slctObj.options[slctObj.selectedIndex].value !== "all"){
52			fields.filterBy = slctObj.options[slctObj.selectedIndex].value;
53			}
54			}
55			function setFilterValue(fields, filterDiv){
56			var textObj = filterDiv.getElementsByTagName("input")[0];
57			if(textObj && textObj.value && textObj.value.length !== 0){
58			fields.filter = encodeURIComponent(textObj.value.trim());
59			}
60			}
61
62			var r = getFilterFieldsByTableID(rq.tableId);
63			if(r.filter !== null){
64			rq.filter = r.filter;
65			}
66			if(r.filterBy !== null){
67			rq.filterBy = r.filterBy;
68			}
69			}
70			},
71			ColumnHover: function(tableContainer, index){
72			var rows = document.getElementById(tableContainer).rows;
73			var upto = rows.length - 1;
74			if(typeof index === "undefined"){
75			ColumnHoverRelease(rows, upto);
76			} else {
77			for(var i = 0; i < upto; i++){
78			rows[i].cells[index].setAttribute("lang", "col-hover");
79			}
80			}
81			function ColumnHoverRelease(rows, upto){
82			for(var i = 0; i < upto; i++){
83			for(var j = 0; j < rows[i].cells.length; j++){
84			if(rows[i].cells[j].lang){
85			rows[i].cells[j].removeAttribute("lang");
86			}
87			}
88			}
89			};
90			},
91			Filter: {
92			GetTableId: function(field){
93			if(field.tagName.toLowerCase() !== "select"){
94			return field.getAttribute("data-table-id");
95			}
96			var f = field.parentNode.parentNode.getElementsByTagName("input")[0];
97			return '' === f.value ? null : f.getAttribute("data-table-id");
98			}
99			},
100			Init: {
101			SetColumnsHoverEffect: function (tContainer, tableId){
102			var tHcells = tContainer.rows[0].cells;
103			for(var i = 0; i < tHcells.length; i++){
104			if(tHcells[i].firstChild.tagName === "A"){
105			tHcells[i].firstChild.setAttribute("onmouseover", "table.ColumnHover('" + tableId + "'," + i + ");");
106			tHcells[i].firstChild.setAttribute("onmouseout", "table.ColumnHover('" + tableId + "');");
107			}
108			}
109			}
110			},
111			GoPage: {
112			GetNo: function(lnk, tableId){
113			//check & serve pagination jump links
114			var jumpDir = lnk.innerHTML.trim().substr(0, 1);
115			if(jumpDir === "+" \|\| jumpDir === "-"){
116			var current = document.getElementById(tableId)
117			.querySelector("tfoot .paging .a").innerHTML;
118			var jump = lnk.innerHTML.replace("K", "000").replace("M", "000000000");
119			var jumpPage = (parseInt(current) + parseInt(jump));
120			lnk.parentNode.setAttribute("data-page", jumpPage);
121			lnk.style.transform = "none";
122			}
123			return lnk.parentNode.hasAttribute("data-page") ?
124			lnk.parentNode.getAttribute("data-page") :
125			lnk.innerHTML;
126			}
127			},
128			LoadData: {
129			SetVisability: function(tableContainer, flag){
130			var tbl = document.getElementById(tableContainer);
131			if(flag === true){
132			tbl.style.filter = "none";
133			tbl.style.opacity = "1";
134			tbl.style.cursor = "auto";
135			}else if(flag === false){
136			tbl.style.filter = "blur(1px)";
137			tbl.style.opacity = "0.8";
138			tbl.style.cursor = "wait";
139			}else{
140			console.error("table error in the flag value");
141			}
142			}
143			},
144
145			IePrior: function(v){
146			var rv = false;
147			if(window.navigator.appName === 'Microsoft Internet Explorer'){
148			var ua = window.navigator.userAgent;
149			var re = new RegExp("MSIE ([0-9]{1,}[\.0-9]{0,})");
150			if(re.exec(ua) !== null){
151			rv = parseFloat(RegExp.$1);
152			}
153			rv = rv < v ? true : false;
154			}
155			return rv;
156			},
157			GetParent: function(obj, objType){
158			while(obj && obj.tagName !== objType.toUpperCase()){
159			obj = obj.parentNode;
160			}
161			return obj;
162			},
163			ProcessPaginationLinks: function(tfoot){
164			var pLinks = tfoot.querySelectorAll(".paging a");
165			if(pLinks.length > 0){
166			for(var j = 0; j < pLinks.length; j++){
167			pLinks[j].setAttribute("href", "javascript:void(0);");
168			pLinks[j].setAttribute("onclick", "return table.GoPage(this);");
169			}
170			}
171			},
172			RequestToUrl: function(rq){
173			var url = location.pathname + ".json" + location.search;
174			if(typeof rq === "object"){
175			var getUrlVarName = {
176			colNo: "col", colOrd: "ord", filter: "filter",
177			filterBy: "filter-by", pageNo: "pg", exportType: "export",
178			tableId: "table-id"
179			};
180			var flagFirst = location.search.length < 1 ? true : false;
181			for(var r in rq){
			1 ignored issue – show Complexity introduced 2019-03-01 08:47 UTC by Report Bug Copy Issue Report A for in loop automatically includes the property of any prototype object, consider checking the key using `hasOwnProperty`. When iterating over the keys of an object, this includes not only the keys of the object, but also keys contained in the prototype of that object. It is generally a best practice to check for these keys specifically: var someObject; for (var key in someObject) { if ( ! someObject.hasOwnProperty(key)) { continue; // Skip keys from the prototype. } doSomethingWith(key); } Loading history...
182			var clue = flagFirst === true ? "?" : "&";
183			url += clue + getUrlVarName[r] + "=" + rq[r];
184			flagFirst = false;
185			}
186			}
187			return url;
188			}
189			};
190
191			var TableHelperFilterGetTableId = function(field){
192			if(field.tagName.toLowerCase() !== "select"){
193			return field.getAttribute("data-table-id");
194			}
195			var f = field.parentNode.parentNode.getElementsByTagName("input")[0];
196			return '' === f.value ? null : f.getAttribute("data-table-id");
197			};
198			var TableHelperDraw_Section = function(tableContainer, dt, tSection){
199			var section = tSection === "tfoot" ? "tfoot" : "tbody";
200			var tSec = document.getElementById(tableContainer)
201			.getElementsByTagName(section)[0];
202			TableHelperDraw_SectionClear(tSec, TableHelper.IePrior(9));
203			for(var i = 0; i < dt.length; i++){
204			var row = dt[i];
205			var tRow = document.createElement("tr");
206			TableHelperDraw_SectionRow(row, tRow);
207			tSec.appendChild(tRow);
208			if(section === "tfoot"){
209			TableHelper.ProcessPaginationLinks(tSec);
210			}
211			}
212			};
213			var TableHelperDraw_SectionClear = function(tSection, iePrior9){
214			if(iePrior9){
215			if(tSection.firstChild){
216			while(tSection.firstChild){
217			tSection.removeChild(tSection.firstChild);
218			}
219			}
220			}else{
221			tSection.innerHTML = "";
222			}
223			};
224			var TableHelperDraw_SectionRow = function(row, tRow){
225			for(var cell in row){
			1 ignored issue – show Complexity introduced 2019-02-17 20:48 UTC by Report Bug Copy Issue Report A for in loop automatically includes the property of any prototype object, consider checking the key using `hasOwnProperty`. When iterating over the keys of an object, this includes not only the keys of the object, but also keys contained in the prototype of that object. It is generally a best practice to check for these keys specifically: var someObject; for (var key in someObject) { if ( ! someObject.hasOwnProperty(key)) { continue; // Skip keys from the prototype. } doSomethingWith(key); } Loading history...
226			var tCell = document.createElement("td");
227			if(typeof row[cell] === "string" \|\| typeof row[cell] === "number"){
228			tCell.innerHTML = row[cell];
229			}else if(typeof row[cell] === "object"){
230			TableHelperDraw_SectionRowCellFromObject(row, cell, tCell);
231			}
232			tRow.appendChild(tCell);
233			}
234			};
235			var TableHelperDraw_SectionRowCellFromObject = function(row, cell, tCell){
236			for(var attr in row[cell]){
			1 ignored issue – show Complexity introduced 2019-02-17 21:00 UTC by Report Bug Copy Issue Report A for in loop automatically includes the property of any prototype object, consider checking the key using `hasOwnProperty`. When iterating over the keys of an object, this includes not only the keys of the object, but also keys contained in the prototype of that object. It is generally a best practice to check for these keys specifically: var someObject; for (var key in someObject) { if ( ! someObject.hasOwnProperty(key)) { continue; // Skip keys from the prototype. } doSomethingWith(key); } Loading history...
237			if(typeof row[cell][attr] === "string"){
238			tCell.innerHTML = row[cell][attr];
239			}else if(typeof row[cell][attr] === "object"){
240			for(var v in row[cell][attr]){
			1 ignored issue – show Complexity introduced 2019-02-16 22:09 UTC by Report Bug Copy Issue Report A for in loop automatically includes the property of any prototype object, consider checking the key using `hasOwnProperty`. When iterating over the keys of an object, this includes not only the keys of the object, but also keys contained in the prototype of that object. It is generally a best practice to check for these keys specifically: var someObject; for (var key in someObject) { if ( ! someObject.hasOwnProperty(key)) { continue; // Skip keys from the prototype. } doSomethingWith(key); } Loading history...
241			tCell.setAttribute(v, row[cell][attr][v]);
242			}
243			}
244			}
245			};
246
247			//https://addyosmani.com/resources/essentialjsdesignpatterns/book/#singletonpatternjavascript
248			var TableSingleton = (function(){
249			// Instance stores a reference to the Singleton
250			var instance;
251			function initInstance(){
252			// Singleton
253			// Private methods and variables
254			function BuildRequest(rq, crntTableId, strDesc){
255			rq.tableId = crntTableId;
256			TableHelper.BuildRequest.Sort(rq, strDesc);
257			TableHelper.BuildRequest.Filter(rq);
258			};
259			var tail = null;
260			function Init(tableId){
261			var tContainer = document.getElementById(tableId);
262			if(!TableHelper.IePrior(9)){
263			TableHelper.Init.SetColumnsHoverEffect(tContainer, tableId);
264			}
265			var tfoot = tContainer.getElementsByTagName("tfoot")[0];
266			TableHelper.ProcessPaginationLinks(tfoot);
267			}
268			function LoadData(tableContainer, rq){
269			if(tail!==null){ tail.abort();}
270			TableHelper.LoadData.SetVisability(tableContainer, false);
271			var xmlhttp = window.XMLHttpRequest ?
272			new XMLHttpRequest() : /* code for IE7+, Firefox, Chrome, Opera, Safari */
273			new window.ActiveXObject("Microsoft.XMLHTTP");/code for IE6, IE5 /
274			xmlhttp.onreadystatechange = function(){
275			if(xmlhttp.readyState === 4 && xmlhttp.status === 200){
276			Draw(tableContainer, JSON.parse(xmlhttp.responseText));
277			TableHelper.LoadData.SetVisability(tableContainer, true);
278			instance.LoadEndCalback(tableContainer);
279			}
280			};
281			xmlhttp.open("GET", RequestToUrl(rq), true);
282			xmlhttp.send();
283			tail = xmlhttp; //put at tail to can abort later any previous
284			}
285			function Draw(tableContainer, d){
286			TableHelperDraw_Section(tableContainer, d.body);
287			TableHelperDraw_Section(tableContainer, d.footer, "tfoot");
288			if(instance.rq !== null){
289			var hover = document.getElementById(instance.rq.tableId)
290			.getElementsByTagName("th")[instance.rq.colNo].lang;
291			if(hover){
292			instance.ColumnHover(tableContainer, instance.rq.colNo);
293			}
294			}
295			}
296
297			var GoPageGetNo = TableHelper.GoPage.GetNo;
298			var getParent = TableHelper.GetParent;
299			var RequestToUrl = TableHelper.RequestToUrl;
300
301			return {
302			rq: null,
303			strAsc: String.fromCharCode(9650), //▲
304			strDesc: String.fromCharCode(9660),//▼
305			ColumnHover: TableHelper.ColumnHover, //function(tableContainer, index)
306			Export: function(lnk, eType){
307			var request = {};
308			var crntTableId = getParent(lnk, "table").getAttribute("id");
309			BuildRequest(request, crntTableId, this.strDesc);
310			request.exportType = ["CSV", "Excel"].indexOf(eType) >= 0 ?
311			eType :
312			"csv";
313			window.open(RequestToUrl(request));
314			return false;
315			},
316			Filter: function(field){
317			var crntTableId = TableHelper.Filter.GetTableId(field);
318			if(crntTableId !== null){
319			var request = {};
320			var exRq = this.rq;
321			BuildRequest(request, crntTableId, this.strDesc);
322			if(exRq === null \|\|
323			request.filter !== exRq.filter \|\|
324			request.filterBy !== exRq.filterBy
325			){
326			LoadData(crntTableId, request);
327			}
328			}
329			},
330			GoPage: function(lnk){
331			var request = {};
332			var crntTableId = getParent(lnk, "table").getAttribute("id");
333			BuildRequest(request, crntTableId, this.strDesc);
334			request.pageNo = GoPageGetNo(lnk, crntTableId);
335			LoadData(crntTableId, request);
336			return false;
337			},
338			init: Init, //funcion(tableId)
339			LoadEndCalback: function(){},/Allows override: function(tableId){if(tableId){...}}/
340			ReloadData: function(tableId){
341			var request = {};
342			BuildRequest(request, tableId, this.strDesc);
343			LoadData(tableId, request);
344			},
345			Sort: function(colNo, lnk){
346			var request = {};
347			var crntTableId = getParent(lnk, "table").getAttribute("id");
348			BuildRequest(request, crntTableId, this.strDesc);
349			if(Math.round(colNo) === request.colNo){
350			request.colOrd = (request.colOrd === "asc" ? "desc" : "asc");
351			}else{
352			request.colNo = Math.round(colNo);
353			request.colOrd = "asc";
354			}
355			LoadData(crntTableId, request);
356			/* Clear and add new sort arrow */
357			var headSpans = getParent(lnk, "thead").getElementsByTagName("span");
358			var length = headSpans.length;
359			for(var i = 0; i < length; i++){
360			headSpans[i].innerHTML = "";
361			}
362			lnk.getElementsByTagName("span")[0].innerHTML = (request.colOrd === "desc" ? this.strDesc : this.strAsc);
363			}
364			};
365			}
366			return {
367			//Get the Singleton instance if one exists, or create one if it doesn't
368			getInstance: function(){
369			if(!instance){
370			instance = initInstance();
371			}
372			return instance;
373			}
374			};
375			})();
376			var table = TableSingleton.getInstance();
377

webdivane / table

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table.js ➔ ... ➔ Init A

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