1、优化table2excel导出excel插件,新增表格行高,新增表格背景色,新增表格居左中右排版

2、layui更新到2.9.7版本
This commit is contained in:
HDM58\hdm58 2024-03-06 10:03:04 +08:00
parent 7ad84dbc77
commit 57afcf318f
3 changed files with 133 additions and 130 deletions

View File

@ -6,39 +6,34 @@
* Made by rainabba
* Under MIT License
*/
//table2excel.js
(function ( $, window, document, undefined ) {
(function ($, window, document, undefined) {
var pluginName = "table2excel",
defaults = {
exclude: ".noExl",
name: "Table2Excel",
filename: "table2excel",
fileext: ".xls",
exclude_img: true,
exclude_links: true,
exclude_inputs: true,
preserveColors: false
};
// The actual plugin constructor
function Plugin ( element, options ) {
this.element = element;
// jQuery has an extend method which merges the contents of two or
// more objects, storing the result in the first object. The first object
// is generally empty as we don't want to alter the default options for
// future instances of the plugin
//
this.settings = $.extend( {}, defaults, options );
this._defaults = defaults;
this._name = pluginName;
this.init();
defaults = {
exclude: ".noExl",
name: "Table2Excel",
filename: "table2excel",
fileext: ".xls",
exclude_img: true,
exclude_links: true,
exclude_inputs: true,
preserveColors: true,
subtotal: 0,//"合计"行所在的行号(不包括标题行),0表示没有合计行...
width: 50,//表格宽度百分比,默认100%
trHeight:32,//表格行高,默认32px
thBackgroundColor:"#eeeeee"//TH背景色
};
//插件配置
function Plugin(element, options) {
this.element = element;
this.settings = $.extend({}, defaults, options);
this._defaults = defaults;
this._name = pluginName;
this.init();
}
Plugin.prototype = {
init: function () {
var e = this;
var w = getWidth(e.settings);//导出EXCEL表格的宽度,默认100%
var utf8Heading = "<meta http-equiv=\"content-type\" content=\"application/vnd.ms-excel; charset=UTF-8\">";
e.template = {
head: "<html xmlns:o=\"urn:schemas-microsoft-com:office:office\" xmlns:x=\"urn:schemas-microsoft-com:office:excel\" xmlns=\"http://www.w3.org/TR/REC-html40\">" + utf8Heading + "<head><!--[if gte mso 9]><xml><x:ExcelWorkbook><x:ExcelWorksheets>",
@ -48,142 +43,152 @@
},
mid: "</x:ExcelWorksheets></x:ExcelWorkbook></xml><![endif]--></head><body>",
table: {
head: "<table border='1'>",
tail: "</table>"
head: " <table border='1' style='width:" + w + "%;'>",//<table>的边框&宽度
tail: " </table>"
},
foot: "</body></html>"
};
e.tableRows = [];
// Styling variables
var additionalStyles = "";
var compStyle = null;
// get contents of table except for exclude
$(e.element).each( function(i,o) {
var tempRows = "";
$(o).find("tr").not(e.settings.exclude).each(function (i,p) {
// Reset for this row
additionalStyles = "";
// Preserve background and text colors on the row
if(e.settings.preserveColors){
compStyle = getComputedStyle(p);
additionalStyles += (compStyle && compStyle.backgroundColor ? "background-color: " + compStyle.backgroundColor + ";" : "");
additionalStyles += (compStyle && compStyle.color ? "color: " + compStyle.color + ";" : "");
}
// Create HTML for Row
tempRows += "<tr style='" + additionalStyles + "'>";
// Loop through each TH and TD
$(p).find("td,th").not(e.settings.exclude).each(function (i,q) { // p did not exist, I corrected
//读取原始表
var rowNumber = 0;//行号
$(e.element).each(function (i, o) {
var tempRows = "";//table的html
$(o).find("tr").not(e.settings.exclude).each(function (i, p) {
//<tr>的样式
var trStyles = "height:"+e.settings.trHeight+"px;";//整行样式
//开始创建一行表格
tempRows += "<tr align='center' style='" + trStyles + "'>";//内容居中align='center'
//读取原始<table>的<th>表头行(表头必须是<th>!表头如果是<td>的话则会当做普通数据行处理...)
$(p).find("th").not(e.settings.exclude).each(function (i, q) {
//<th>的样式:
var thStyles = "background-color: "+e.settings.thBackgroundColor+";";
var rc = {
rows: $(this).attr("rowspan"),
cols: $(this).attr("colspan"),
flag: $(q).find(e.settings.exclude)
};
if (rc.flag.length > 0) {
tempRows += "<td> </td>"; //空格!
} else {
tempRows += "<td";
if (rc.rows > 0) {
tempRows += " rowspan='" + rc.rows + "' ";//跨行
}
if (rc.cols > 0) {
tempRows += " colspan='" + rc.cols + "' ";//跨列
}
if (thStyles) {
tempRows += " style='" + thStyles + "'";//样式
}
tempRows += ">" + $(q).html() + "</td>";//内容
}
});
//读取原始<table>的<td>数据行
$(p).find("td").not(e.settings.exclude).each(function (i, q) {
// Reset for this column
additionalStyles = "";
additionalStyles = "";
// Preserve background and text colors on the row
if(e.settings.preserveColors){
compStyle = getComputedStyle(q);
let compStyle = getComputedStyle(q);
additionalStyles += (compStyle && compStyle.backgroundColor ? "background-color: " + compStyle.backgroundColor + ";" : "");
additionalStyles += (compStyle && compStyle.color ? "color: " + compStyle.color + ";" : "");
}
//<td>的样式
var tdStyles = "background-color:#8DB4E2;";//合计行的样式
var rc = {
rows: $(this).attr("rowspan"),
cols: $(this).attr("colspan"),
align:$(this).attr("align"),
flag: $(q).find(e.settings.exclude)
};
var align='',color='';
var align='';
if( rc.align && rc.align.length > 1 ) {
align =' align="'+rc.align+'" valign="center" ';
}
if( rc.flag.length > 0 ) {
tempRows += "<td "+align+"> </td>"; // exclude it!!
if (rc.flag.length > 0) {
tempRows += "<td "+align+"> </td>"; //空格!
} else {
tempRows += "<td "+align;
if( rc.rows > 0) {
tempRows += " rowspan='" + rc.rows + "' ";
if (rc.rows > 0) {
tempRows += " rowspan='" + rc.rows + "' ";//跨行
}
if( rc.cols > 0) {
tempRows += " colspan='" + rc.cols + "' ";
if (rc.cols > 0) {
tempRows += " colspan='" + rc.cols + "' ";//跨列
}
var subtotal = getSubtotal(e.settings);//获取"合计"行所在的行号(不包括标题行)
if (rowNumber == subtotal) {//if(当前行行号 == 合计行行号)
if (tdStyles) {
tempRows += " style='mso-number-format:\"\@\"; " + tdStyles + "' ";//样式
}
else {
tempRows += " style='mso-number-format:\"\@\";' ";//纯文本
}
}
else {
if(additionalStyles!=''){
tempRows += " style='" + additionalStyles + "'";
}
else{
tempRows += " style='mso-number-format:\"\@\";' ";//纯文本
}
}
if(additionalStyles){
tempRows += " style='" + additionalStyles + "'";
}
tempRows += ">" + $(q).html() + "</td>";
}
});
tempRows += "</tr>";
tempRows += "</tr>";//生成一行结束
rowNumber++;//行号+1
});
// exclude img tags
if(e.settings.exclude_img) {
if (e.settings.exclude_img) {
tempRows = exclude_img(tempRows);
}
// exclude link tags
if(e.settings.exclude_links) {
if (e.settings.exclude_links) {
tempRows = exclude_links(tempRows);
}
// exclude input tags
if(e.settings.exclude_inputs) {
if (e.settings.exclude_inputs) {
tempRows = exclude_inputs(tempRows);
}
e.tableRows.push(tempRows);
});
e.tableToExcel(e.tableRows, e.settings.name, e.settings.sheetName);
},
tableToExcel: function (table, name, sheetName) {
var e = this, fullTemplate="", i, link, a;
var e = this, fullTemplate = "", i, link, a;
e.format = function (s, c) {
return s.replace(/{(\w+)}/g, function (m, p) {
return c[p];
});
};
sheetName = typeof sheetName === "undefined" ? "Sheet" : sheetName;
e.ctx = {
worksheet: name || "Worksheet",
table: table,
sheetName: sheetName
};
fullTemplate= e.template.head;
if ( $.isArray(table) ) {
Object.keys(table).forEach(function(i){
//fullTemplate += e.template.sheet.head + "{worksheet" + i + "}" + e.template.sheet.tail;
fullTemplate += e.template.sheet.head + sheetName + i + e.template.sheet.tail;
fullTemplate = e.template.head;
if ($.isArray(table)) {
Object.keys(table).forEach(function (i) {
//fullTemplate += e.template.sheet.head + "{worksheet" + i + "}" + e.template.sheet.tail;
fullTemplate += e.template.sheet.head + sheetName + i + e.template.sheet.tail;
});
}
fullTemplate += e.template.mid;
if ( $.isArray(table) ) {
Object.keys(table).forEach(function(i){
if ($.isArray(table)) {
Object.keys(table).forEach(function (i) {
fullTemplate += e.template.table.head + "{table" + i + "}" + e.template.table.tail;
});
}
fullTemplate += e.template.foot;
for (i in table) {
e.ctx["table" + i] = table[i];
}
delete e.ctx.table;
var isIE = navigator.appVersion.indexOf("MSIE 10") !== -1 || (navigator.userAgent.indexOf("Trident") !== -1 && navigator.userAgent.indexOf("rv:11") !== -1); // this works with IE10 and IE11 both :)
//if (typeof msie !== "undefined" && msie > 0 || !!navigator.userAgent.match(/Trident.*rv\:11\./)) // this works ONLY with IE 11!!!
if (isIE) {
@ -193,7 +198,7 @@
fullTemplate = [fullTemplate];
//convert to array
var blob1 = new Blob(fullTemplate, { type: "text/html" });
window.navigator.msSaveBlob(blob1, getFileName(e.settings) );
window.navigator.msSaveBlob(blob1, getFileName(e.settings));
} else {
//otherwise use the iframe and save
//requires a blank iframe on page called txtArea1
@ -201,73 +206,71 @@
txtArea1.document.write(e.format(fullTemplate, e.ctx));
txtArea1.document.close();
txtArea1.focus();
sa = txtArea1.document.execCommand("SaveAs", true, getFileName(e.settings) );
sa = txtArea1.document.execCommand("SaveAs", true, getFileName(e.settings));
}
} else {
var blob = new Blob([e.format(fullTemplate, e.ctx)], {type: "application/vnd.ms-excel"});
var blob = new Blob([e.format(fullTemplate, e.ctx)], { type: "application/vnd.ms-excel" });
window.URL = window.URL || window.webkitURL;
link = window.URL.createObjectURL(blob);
a = document.createElement("a");
a.download = getFileName(e.settings);
a.href = link;
document.body.appendChild(a);
a.click();
document.body.removeChild(a);
}
return true;
}
};
//获取excel文件名
function getFileName(settings) {
return ( settings.filename ? settings.filename : "table2excel" );
return (settings.filename ? settings.filename : "table2excel");
}
//获取"合计"行所在的行号(不包括标题行)
function getSubtotal(settings) {
return (settings.subtotal ? settings.subtotal : 0);//默认值0
}
//导出Excel的表格宽度百分比的值(不含%号),默认100%
function getWidth(settings) {
return (settings.width ? settings.width : 100);
}
// Removes all img tags
function exclude_img(string) {
var _patt = /(\s+alt\s*=\s*"([^"]*)"|\s+alt\s*=\s*'([^']*)')/i;
return string.replace(/<img[^>]*>/gi, function myFunction(x){
return string.replace(/<img[^>]*>/gi, function myFunction(x) {
var res = _patt.exec(x);
if (res !== null && res.length >=2) {
if (res !== null && res.length >= 2) {
return res[2];
} else {
return "";
}
});
}
// Removes all link tags
function exclude_links(string) {
return string.replace(/<a[^>]*>|<\/a>/gi, "");
}
// Removes input params
function exclude_inputs(string) {
var _patt = /(\s+value\s*=\s*"([^"]*)"|\s+value\s*=\s*'([^']*)')/i;
return string.replace(/<input[^>]*>|<\/input>/gi, function myFunction(x){
return string.replace(/<input[^>]*>|<\/input>/gi, function myFunction(x) {
var res = _patt.exec(x);
if (res !== null && res.length >=2) {
if (res !== null && res.length >= 2) {
return res[2];
} else {
return "";
}
});
}
$.fn[ pluginName ] = function ( options ) {
$.fn[pluginName] = function (options) {
var e = this;
e.each(function() {
if ( !$.data( e, "plugin_" + pluginName ) ) {
$.data( e, "plugin_" + pluginName, new Plugin( this, options ) );
}
});
e.each(function () {
if (!$.data(e, "plugin_" + pluginName)) {
$.data(e, "plugin_" + pluginName, new Plugin(this, options));
}
});
// chain jQuery functions
return e;
};
})( jQuery, window, document );
})(jQuery, window, document);

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