html页面导出word文档

/* FileSaver.js * A saveAs() FileSaver implementation. * 1.3.2 * 2016-06-16 18:25:19 * * By Eli Grey, http://eligrey.com * License: MIT *   See https://github.com/eligrey/FileSaver.js/blob/master/LICENSE.md *//*global self *//*jslint bitwise: true, indent: 4, laxbreak: true, laxcomma: true, smarttabs: true, plusplus: true *//*! @source http://purl.eligrey.com/github/FileSaver.js/blob/master/FileSaver.js */var saveAs = saveAs || (function(view) {    "use strict";    // IE <10 is explicitly unsupported    if (typeof view === "undefined" || typeof navigator !== "undefined" && /MSIE [1-9]./.test(navigator.userAgent)) {        return;    }    var          doc = view.document          // only get URL when necessary in case Blob.js hasn't overridden it yet        , get_URL = function() {            return view.URL || view.webkitURL || view;        }        , save_  = doc.createElementNS("http://www.w3.org/1999/xhtml", "a")        , can_use_save_  = "download" in save_         , click = function(node) {            var event = new MouseEvent("click");            node.dispatchEvent(event);        }        , is_safari = /constructor/i.test(view.HTMLElement)        , is_chrome_ios =/CriOS/[d]+/.test(navigator.userAgent)        , throw_outside = function(ex) {            (view.setImmediate || view.setTimeout)(function() {                throw ex;            }, 0);        }        , force_saveable_type = "application/octet-stream"        // the Blob API is fundamentally broken as there is no "downloadfinished" event to subscribe to        , arbitrary_revoke_timeout = 1000 * 40 // in ms        , revoke = function(file) {            var revoker = function() {                if (typeof file === "string") { // file is an   URL                    get_URL().revoke URL(file);                } else { // file is a File                    file.remove();                }            };            setTimeout(revoker, arbitrary_revoke_timeout);        }        , dispatch = function(filesaver, event_types, event) {            event_types = [].concat(event_types);            var i = event_types.length;            while (i--) {                var listener = filesaver["on" + event_types[i]];                if (typeof listener === "function") {                    try {                        listener.call(filesaver, event || filesaver);                    } catch (ex) {                        throw_outside(ex);                    }                }            }        }        , auto_bom = function(blob) {            // prepend BOM for UTF-8   and text/* types (including HTML)            // note: your browser will automatically convert UTF-16 U+FEFF to EF BB BF            if (/^s*(?:text/S*|application/ |S*/S*+ )s*;.*charsets*=s*utf-8/i.test(blob.type)) {                return new Blob([String.fromCharCode(0xFEFF), blob], {type: blob.type});            }            return blob;        }        , FileSaver = function(blob, name, no_auto_bom) {            if (!no_auto_bom) {                blob = auto_bom(blob);            }            // First try a.download, then web filesystem, then   URLs            var                  filesaver = this                , type = blob.type                , force = type === force_saveable_type                ,  _url                , dispatch_all = function() {                    dispatch(filesaver, "writestart progress write writeend".split(" "));                }                // on any filesys errors revert to saving with   URLs                , fs_error = function() {                    if ((is_chrome_ios || (force && is_safari)) && view.FileReader) {                        // Safari doesn't allow downloading of blob urls                        var reader = new FileReader();                        reader. end = function() {                            var url = is_chrome_ios ? reader.result : reader.result.replace(/^data:[^;]*;/, 'data:attachment/file;');                            var popup = view.open(url, '_blank');                            if(!popup) view.location.href = url;                            url=undefined; // release reference before dispatching                            filesaver.readyState = filesaver.DONE;                            dispatch_all();                        };                        reader.readAsDataURL(blob);                        filesaver.readyState = filesaver.INIT;                        return;                    }                    // don't create more   URLs than needed                    if (! _url) {                         _url = get_URL().create URL(blob);                    }                    if (force) {                        view.location.href =  _url;                    } else {                        var opened = view.open( _url, "_blank");                        if (!opened) {                            // Apple does not allow window.open, see https://developer.apple.com/library/safari/documentation/Tools/Conceptual/SafariExtensionGuide/WorkingwithWindowsandTabs/WorkingwithWindowsandTabs.html                            view.location.href =  _url;                        }                    }                    filesaver.readyState = filesaver.DONE;                    dispatch_all();                    revoke( _url);                }            ;            filesaver.readyState = filesaver.INIT;            if (can_use_save_ ) {                 _url = get_URL().create URL(blob);                setTimeout(function() {                    save_ .href =  _url;                    save_ .download = name;                    click(save_ );                    dispatch_all();                    revoke( _url);                    filesaver.readyState = filesaver.DONE;                });                return;            }            fs_error();        }        , FS_proto = FileSaver.prototype        , saveAs = function(blob, name, no_auto_bom) {            return new FileSaver(blob, name || blob.name || "download", no_auto_bom);        }    ;    // IE 10+ (native saveAs)    if (typeof navigator !== "undefined" && navigator.msSaveOrOpenBlob) {        return function(blob, name, no_auto_bom) {            name = name || blob.name || "download";            if (!no_auto_bom) {                blob = auto_bom(blob);            }            return navigator.msSaveOrOpenBlob(blob, name);        };    }    FS_proto.abort = function(){};    FS_proto.readyState = FS_proto.INIT = 0;    FS_proto.WRITING = 1;    FS_proto.DONE = 2;    FS_proto.error =    FS_proto.onwritestart =    FS_proto.onprogress =    FS_proto.onwrite =    FS_proto.  =    FS_proto.  =    FS_proto.onwriteend =        null;    return saveAs;}(       typeof self !== "undefined" && self    || typeof window !== "undefined" && window    || this.content));// `self` is undefined in Firefox for Android content   context// while `this` is nsIContent MessageManager// with an attribute `content` that corresponds to the windowif (typeof module !== "undefined" && module.exports) {  module.exports.saveAs = saveAs;} else if ((typeof define !== "undefined" && define !== null) && (define.amd !== null)) {  define([], function() {    return saveAs;  });}

if (typeof jQuery !== "undefined" && typeof saveAs !== "undefined") {    (function($) {        $.fn.wordExport = function(fileName) {            fileName = typeof fileName !== 'undefined' ? fileName : "jQuery-Word-Export";            var static = {                mhtml: {                    top: "Mime-Version: 1.0
Content- : " + location.href + "
Content-Type: Multipart/related; boundary="NEXT.ITEM-BOUNDARY";type="text/html"

--NEXT.ITEM-BOUNDARY
Content-Type: text/html; charset="utf-8"
Content-Location: " + location.href + "

<!DOCTYPE html>
<html>
_html_</html>",                    head: "<head>
<  http-equiv="Content-Type" content="text/html; charset=utf-8">
<style>
_styles_
</style>
</head>
",                    body: "<body>_body_</body>"                }            };            var options = {                maxWidth: 624            };            // Clone selected element before manipulating it            var markup = $(this).clone();            // Remove hidden elements from the output            markup.each(function() {                var self = $(this);                if (self.is(':hidden'))                    self.remove();            });            //   all images using Data URLs            var images = Array();            var img = markup.find('img');            for (var i = 0; i < img.length; i++) {                // Calculate dimensions of output image                var w = Math.min(img[i].width, options.maxWidth);                var h = img[i].height * (w / img[i].width);                // Create canvas for converting image to data URL                var canvas = document.createElement("CANVAS");                canvas.width = w;                canvas.height = h;                // Draw image to canvas                var context = canvas.getContext('2d');                context.drawImage(img[i], 0, 0, w, h);                // Get data URL encoding of image                var uri = canvas.toDataURL("image/png");                $(img[i]).attr("src", img[i].src);                img[i].width = w;                img[i].height = h;                // Save encoded image to array                images[i] = {                    type: uri.substring(uri.indexOf(":") + 1, uri.indexOf(";")),                    encoding: uri.substring(uri.indexOf(";") + 1, uri.indexOf(",")),                    location: $(img[i]).attr("src"),                    data: uri.substring(uri.indexOf(",") + 1)                };            }            // Prepare bottom of mhtml file with image data            var mhtmlBottom = "
";            for (var i = 0; i < images.length; i++) {                mhtmlBottom += "--NEXT.ITEM-BOUNDARY
";                mhtmlBottom += "Content-Location: " + images[i].location + "
";                mhtmlBottom += "Content-Type: " + images[i].type + "
";                mhtmlBottom += "Content-Transfer-Encoding: " + images[i].encoding + "

";                mhtmlBottom += images[i].data + "

";            }            mhtmlBottom += "--NEXT.ITEM-BOUNDARY--";            //TODO: load css from included stylesheet            var styles = "";            // Aggregate parts of the file together            var fileContent = static.mhtml.top.replace("_html_", static.mhtml.head.replace("_styles_", styles) + static.mhtml.body.replace("_body_", markup.html())) + mhtmlBottom;            // Create a Blob with the file contents            var blob = new Blob([fileContent], {                type: "application/msword;charset=utf-8"            });            saveAs(blob, fileName + ".doc");        };    })(jQuery);} else {    if (typeof jQuery === "undefined") {        console.error("jQuery Word Export: missing dependency (jQuery)");    }    if (typeof saveAs === "undefined") {        console.error("jQuery Word Export: missing dependency (FileSaver.js)");    }}

<div id="export_word">    <p>要导出的页面内容</p></div>

function exportWord(){    $("#export_word").wordExport();}

function exportWord(){    $("#export_word").hide();    $("html").wordExport();    $("#export_word").show();}