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

Passed

Push — master ( bbb3b3...d3127e )

by Plamen

created 2019-03-13 08:35 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	7
Bugs	0	Features	0

Metric	Value
cc	2
eloc	6
c	7
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;
            }
        },
        Run: (function(rq, crntTableId, strDesc){
            rq.tableId = crntTableId;
            TableHelper.BuildRequest.Sort(rq, strDesc);
            TableHelper.BuildRequest.Filter(rq);
        })
    },
    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");
                    }
                }
            }
        };
    },
    Draw: {
        Section: function(tableContainer, dt, tSection){
            var section = tSection === "tfoot" ? "tfoot" : "tbody";
            var tSec = document.getElementById(tableContainer)
                        .getElementsByTagName(section)[0];
            Clear(tSec, TableHelper.IePrior(9));
            for(var i = 0; i < dt.length; i++){
                var row = dt[i];
                var tRow = document.createElement("tr");
                Row(row, tRow);
                tSec.appendChild(tRow);
                if(section === "tfoot"){
                    TableHelper.ProcessPaginationLinks(tSec);
                }
            }
            function Clear(tSection, iePrior9){
                if(iePrior9){
                    if(tSection.firstChild){
                        while(tSection.firstChild){
                            tSection.removeChild(tSection.firstChild);
                        }
                    }
                }else{
                    tSection.innerHTML = "";
                }
            }
            function Row(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"){
                        RowCellFromObject(row, cell, tCell);
                    }
                    tRow.appendChild(tCell);
                }
            }
            function RowCellFromObject(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]);
                        }
                    }
                }
            }
        },
        Run: function(tableContainer, d, instance){
            this.Section(tableContainer, d.body);
            this.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);
                }
            }
        }
    },
    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: {
        tail: null,
        Run: function(tableContainer, rq, instance){
            var tail = TableHelper.LoadData.tail;
            if(tail!==null){ tail.abort();}
            TableHelper.LoadData.SetVisability(tableContainer, false);
            var xmlhttp = window.XMLHttpRequest ? 
                            new XMLHttpRequest() : //IE7+, Firefox, Chrome, Opera, Safari
                            new window.ActiveXObject("Microsoft.XMLHTTP");//IE6, IE5
            xmlhttp.onreadystatechange = function(){
                if(xmlhttp.readyState === 4 && xmlhttp.status === 200){
                    var d = JSON.parse(xmlhttp.responseText);
                    TableHelper.Draw.Run(tableContainer, d, instance);
                    TableHelper.LoadData.SetVisability(tableContainer, true);
                    instance.LoadEndCalback(tableContainer);
                }
            };
            xmlhttp.open("GET", TableHelper.RequestToUrl(rq), true);
            xmlhttp.send();
            TableHelper.LoadData.tail = xmlhttp; //put at tail to can abort later previous request
        },
        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;
    }
};

//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
        var BuildRequest = TableHelper.BuildRequest.Run;
        var LoadData = TableHelper.LoadData.Run;
        function ReloadData(tableId){
            var request = {};
            BuildRequest(request, tableId, this.strDesc);
            LoadData(tableId, request, instance);
        }
        var GoPageGetNo = TableHelper.GoPage.GetNo;
        var getParent = TableHelper.GetParent;
        var RequestToUrl = TableHelper.RequestToUrl;
        var IePrior = TableHelper.IePrior;
        function Init(tableId){
            var tContainer = document.getElementById(tableId);
            if(!IePrior(9)){
                TableHelper.Init.SetColumnsHoverEffect(tContainer, tableId);
            }
            var tfoot = tContainer.getElementsByTagName("tfoot")[0];
            TableHelper.ProcessPaginationLinks(tfoot);
        }

        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, instance);
                    }
                }
            },
            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, instance);
                return false;
            },
            init: Init,
            LoadEndCalback: function(){},/*Allows override: function(tableId){if(tableId){...}}*/
            ReloadData: ReloadData,
            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, instance);
                /* 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			Run: (function(rq, crntTableId, strDesc){
71			rq.tableId = crntTableId;
72			TableHelper.BuildRequest.Sort(rq, strDesc);
73			TableHelper.BuildRequest.Filter(rq);
74			})
75			},
76			ColumnHover: function(tableContainer, index){
77			var rows = document.getElementById(tableContainer).rows;
78			var upto = rows.length - 1;
79			if(typeof index === "undefined"){
80			ColumnHoverRelease(rows, upto);
81			} else {
82			for(var i = 0; i < upto; i++){
83			rows[i].cells[index].setAttribute("lang", "col-hover");
84			}
85			}
86			function ColumnHoverRelease(rows, upto){
87			for(var i = 0; i < upto; i++){
88			for(var j = 0; j < rows[i].cells.length; j++){
89			if(rows[i].cells[j].lang){
90			rows[i].cells[j].removeAttribute("lang");
91			}
92			}
93			}
94			};
95			},
96			Draw: {
97			Section: function(tableContainer, dt, tSection){
98			var section = tSection === "tfoot" ? "tfoot" : "tbody";
99			var tSec = document.getElementById(tableContainer)
100			.getElementsByTagName(section)[0];
101			Clear(tSec, TableHelper.IePrior(9));
102			for(var i = 0; i < dt.length; i++){
103			var row = dt[i];
104			var tRow = document.createElement("tr");
105			Row(row, tRow);
106			tSec.appendChild(tRow);
107			if(section === "tfoot"){
108			TableHelper.ProcessPaginationLinks(tSec);
109			}
110			}
111			function Clear(tSection, iePrior9){
112			if(iePrior9){
113			if(tSection.firstChild){
114			while(tSection.firstChild){
115			tSection.removeChild(tSection.firstChild);
116			}
117			}
118			}else{
119			tSection.innerHTML = "";
120			}
121			}
122			function Row(row, tRow){
123			for(var cell in row){
			1 ignored issue – show Complexity introduced 2019-03-04 18:06 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...
124			var tCell = document.createElement("td");
125			if(typeof row[cell] === "string" \|\| typeof row[cell] === "number"){
126			tCell.innerHTML = row[cell];
127			}else if(typeof row[cell] === "object"){
128			RowCellFromObject(row, cell, tCell);
129			}
130			tRow.appendChild(tCell);
131			}
132			}
133			function RowCellFromObject(row, cell, tCell){
134			for(var attr in row[cell]){
			1 ignored issue – show Complexity introduced 2019-03-04 18:06 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...
135			if(typeof row[cell][attr] === "string"){
136			tCell.innerHTML = row[cell][attr];
137			}else if(typeof row[cell][attr] === "object"){
138			for(var v in row[cell][attr]){
			1 ignored issue – show Complexity introduced 2019-03-04 18:06 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...
139			tCell.setAttribute(v, row[cell][attr][v]);
140			}
141			}
142			}
143			}
144			},
145			Run: function(tableContainer, d, instance){
146			this.Section(tableContainer, d.body);
147			this.Section(tableContainer, d.footer, "tfoot");
148			if(instance.rq !== null){
149			var hover = document.getElementById(instance.rq.tableId)
150			.getElementsByTagName("th")[instance.rq.colNo].lang;
151			if(hover){
152			instance.ColumnHover(tableContainer, instance.rq.colNo);
153			}
154			}
155			}
156			},
157			Filter: {
158			GetTableId: function(field){
159			if(field.tagName.toLowerCase() !== "select"){
160			return field.getAttribute("data-table-id");
161			}
162			var f = field.parentNode.parentNode.getElementsByTagName("input")[0];
163			return '' === f.value ? null : f.getAttribute("data-table-id");
164			}
165			},
166			Init: {
167			SetColumnsHoverEffect: function (tContainer, tableId){
168			var tHcells = tContainer.rows[0].cells;
169			for(var i = 0; i < tHcells.length; i++){
170			if(tHcells[i].firstChild.tagName === "A"){
171			tHcells[i].firstChild.setAttribute("onmouseover", "table.ColumnHover('" + tableId + "'," + i + ");");
172			tHcells[i].firstChild.setAttribute("onmouseout", "table.ColumnHover('" + tableId + "');");
173			}
174			}
175			}
176			},
177			GoPage: {
178			GetNo: function(lnk, tableId){
179			//check & serve pagination jump links
180			var jumpDir = lnk.innerHTML.trim().substr(0, 1);
181			if(jumpDir === "+" \|\| jumpDir === "-"){
182			var current = document.getElementById(tableId)
183			.querySelector("tfoot .paging .a").innerHTML;
184			var jump = lnk.innerHTML.replace("K", "000").replace("M", "000000000");
185			var jumpPage = (parseInt(current) + parseInt(jump));
186			lnk.parentNode.setAttribute("data-page", jumpPage);
187			lnk.style.transform = "none";
188			}
189			return lnk.parentNode.hasAttribute("data-page") ?
190			lnk.parentNode.getAttribute("data-page") :
191			lnk.innerHTML;
192			}
193			},
194			LoadData: {
195			tail: null,
196			Run: function(tableContainer, rq, instance){
197			var tail = TableHelper.LoadData.tail;
198			if(tail!==null){ tail.abort();}
199			TableHelper.LoadData.SetVisability(tableContainer, false);
200			var xmlhttp = window.XMLHttpRequest ?
201			new XMLHttpRequest() : //IE7+, Firefox, Chrome, Opera, Safari
202			new window.ActiveXObject("Microsoft.XMLHTTP");//IE6, IE5
203			xmlhttp.onreadystatechange = function(){
204			if(xmlhttp.readyState === 4 && xmlhttp.status === 200){
205			var d = JSON.parse(xmlhttp.responseText);
206			TableHelper.Draw.Run(tableContainer, d, instance);
207			TableHelper.LoadData.SetVisability(tableContainer, true);
208			instance.LoadEndCalback(tableContainer);
209			}
210			};
211			xmlhttp.open("GET", TableHelper.RequestToUrl(rq), true);
212			xmlhttp.send();
213			TableHelper.LoadData.tail = xmlhttp; //put at tail to can abort later previous request
214			},
215			SetVisability: function(tableContainer, flag){
216			var tbl = document.getElementById(tableContainer);
217			if(flag === true){
218			tbl.style.filter = "none";
219			tbl.style.opacity = "1";
220			tbl.style.cursor = "auto";
221			}else if(flag === false){
222			tbl.style.filter = "blur(1px)";
223			tbl.style.opacity = "0.8";
224			tbl.style.cursor = "wait";
225			}else{
226			console.error("table error in the flag value");
227			}
228			}
229			},
230
231			IePrior: function(v){
232			var rv = false;
233			if(window.navigator.appName === 'Microsoft Internet Explorer'){
234			var ua = window.navigator.userAgent;
235			var re = new RegExp("MSIE ([0-9]{1,}[\.0-9]{0,})");
236			if(re.exec(ua) !== null){
237			rv = parseFloat(RegExp.$1);
238			}
239			rv = rv < v ? true : false;
240			}
241			return rv;
242			},
243			GetParent: function(obj, objType){
244			while(obj && obj.tagName !== objType.toUpperCase()){
245			obj = obj.parentNode;
246			}
247			return obj;
248			},
249			ProcessPaginationLinks: function(tfoot){
250			var pLinks = tfoot.querySelectorAll(".paging a");
251			if(pLinks.length > 0){
252			for(var j = 0; j < pLinks.length; j++){
253			pLinks[j].setAttribute("href", "javascript:void(0);");
254			pLinks[j].setAttribute("onclick", "return table.GoPage(this);");
255			}
256			}
257			},
258			RequestToUrl: function(rq){
259			var url = location.pathname + ".json" + location.search;
260			if(typeof rq === "object"){
261			var getUrlVarName = {
262			colNo: "col", colOrd: "ord", filter: "filter",
263			filterBy: "filter-by", pageNo: "pg", exportType: "export",
264			tableId: "table-id"
265			};
266			var flagFirst = location.search.length < 1 ? true : false;
267			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...
268			var clue = flagFirst === true ? "?" : "&";
269			url += clue + getUrlVarName[r] + "=" + rq[r];
270			flagFirst = false;
271			}
272			}
273			return url;
274			}
275			};
276
277			//https://addyosmani.com/resources/essentialjsdesignpatterns/book/#singletonpatternjavascript
278			var TableSingleton = (function(){
279			// Instance stores a reference to the Singleton
280			var instance;
281			function initInstance(){
282			// Singleton
283			// Private methods and variables
284			var BuildRequest = TableHelper.BuildRequest.Run;
285			var LoadData = TableHelper.LoadData.Run;
286			function ReloadData(tableId){
287			var request = {};
288			BuildRequest(request, tableId, this.strDesc);
289			LoadData(tableId, request, instance);
290			}
291			var GoPageGetNo = TableHelper.GoPage.GetNo;
292			var getParent = TableHelper.GetParent;
293			var RequestToUrl = TableHelper.RequestToUrl;
294			var IePrior = TableHelper.IePrior;
295			function Init(tableId){
296			var tContainer = document.getElementById(tableId);
297			if(!IePrior(9)){
298			TableHelper.Init.SetColumnsHoverEffect(tContainer, tableId);
299			}
300			var tfoot = tContainer.getElementsByTagName("tfoot")[0];
301			TableHelper.ProcessPaginationLinks(tfoot);
302			}
303
304			return {
305			rq: null,
306			strAsc: String.fromCharCode(9650), //▲
307			strDesc: String.fromCharCode(9660),//▼
308			ColumnHover: TableHelper.ColumnHover, //function(tableContainer, index)
309			Export: function(lnk, eType){
310			var request = {};
311			var crntTableId = getParent(lnk, "table").getAttribute("id");
312			BuildRequest(request, crntTableId, this.strDesc);
313			request.exportType = ["CSV", "Excel"].indexOf(eType) >= 0 ?
314			eType :
315			"csv";
316			window.open(RequestToUrl(request));
317			return false;
318			},
319			Filter: function(field){
320			var crntTableId = TableHelper.Filter.GetTableId(field);
321			if(crntTableId !== null){
322			var request = {};
323			var exRq = this.rq;
324			BuildRequest(request, crntTableId, this.strDesc);
325			if(exRq === null \|\|
326			request.filter !== exRq.filter \|\|
327			request.filterBy !== exRq.filterBy
328			){
329			LoadData(crntTableId, request, instance);
330			}
331			}
332			},
333			GoPage: function(lnk){
334			var request = {};
335			var crntTableId = getParent(lnk, "table").getAttribute("id");
336			BuildRequest(request, crntTableId, this.strDesc);
337			request.pageNo = GoPageGetNo(lnk, crntTableId);
338			LoadData(crntTableId, request, instance);
339			return false;
340			},
341			init: Init,
342			LoadEndCalback: function(){},/Allows override: function(tableId){if(tableId){...}}/
343			ReloadData: ReloadData,
344			Sort: function(colNo, lnk){
345			var request = {};
346			var crntTableId = getParent(lnk, "table").getAttribute("id");
347			BuildRequest(request, crntTableId, this.strDesc);
348			if(Math.round(colNo) === request.colNo){
349			request.colOrd = (request.colOrd === "asc" ? "desc" : "asc");
350			}else{
351			request.colNo = Math.round(colNo);
352			request.colOrd = "asc";
353			}
354			LoadData(crntTableId, request, instance);
355			/* Clear and add new sort arrow */
356			var headSpans = getParent(lnk, "thead").getElementsByTagName("span");
357			var length = headSpans.length;
358			for(var i = 0; i < length; i++){
359			headSpans[i].innerHTML = "";
360			}
361			lnk.getElementsByTagName("span")[0].innerHTML = (request.colOrd === "desc" ? this.strDesc : this.strAsc);
362			}
363			};
364			}
365			return {
366			//Get the Singleton instance if one exists, or create one if it doesn't
367			getInstance: function(){
368			if(!instance){
369			instance = initInstance();
370			}
371			return instance;
372			}
373			};
374			})();
375			var table = TableSingleton.getInstance();
376

webdivane / table

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table.js ➔ ... ➔ Init A

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