LodopFuncs.js
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//==本JS是加载Lodop插件及CLodop服务的综合示例，可直接使用，建议看懂后融进自己页面程序==
var CreatedOKLodopObject, CLodopIsLocal, CLodopJsState;
//==判断是否需要CLodop(那些不支持插件的浏览器):==
function needCLodop () {
try {
var ua = navigator.userAgent;
if (ua.match(/Windows\sPhone/i))
return true;
if (ua.match(/iPhone|iPod|iPad/i))
return true;
if (ua.match(/Android/i))
return true;
if (ua.match(/Edge\D?\d+/i))
return true;
var verTrident = ua.match(/Trident\D?\d+/i);
var verIE = ua.match(/MSIE\D?\d+/i);
var verOPR = ua.match(/OPR\D?\d+/i);
var verFF = ua.match(/Firefox\D?\d+/i);
var x64 = ua.match(/x64/i);
if ((!verTrident) && (!verIE) && (x64))
return true;
else if (verFF) {
verFF = verFF[0].match(/\d+/);
if ((verFF[0] >= 41) || (x64))
return true;
} else if (verOPR) {
verOPR = verOPR[0].match(/\d+/);
if (verOPR[0] >= 32)
return true;
} else if ((!verTrident) && (!verIE)) {
var verChrome = ua.match(/Chrome\D?\d+/i);
if (verChrome) {
verChrome = verChrome[0].match(/\d+/);
if (verChrome[0] >= 41)
return true;
}
}
return false;
} catch (err) {
return true;
}
}
//==加载引用CLodop的主JS,用双端口8000和18000(以防其中一个被占):==
function loadCLodop () {
if (CLodopJsState == "loading" || CLodopJsState == "complete") return;
CLodopJsState = "loading";
var head = document.head || document.getElementsByTagName("head")[0] || document.documentElement;
var JS1 = document.createElement("script");
var JS2 = document.createElement("script");
JS1.src = "http://localhost:8000/CLodopfuncs.js?priority=1";
JS2.src = "http://localhost:18000/CLodopfuncs.js";
JS1.onload = JS2.onload = function () { CLodopJsState = "complete"; }
JS1.onerror = JS2.onerror = function (evt) { CLodopJsState = "complete"; }
head.insertBefore(JS1, head.firstChild);
head.insertBefore(JS2, head.firstChild);
CLodopIsLocal = !!((JS1.src + JS2.src).match(/\/\/localho|\/\/127.0.0./i));
}
if (needCLodop()) { loadCLodop(); }//加载
//==获取LODOP对象主过程,判断是否安装、需否升级:==
export function getLodop (oOBJECT, oEMBED) {
var strHtmInstall = "<br><font color='#FF00FF'>打印控件未安装!点击这里<a href='install_lodop32.zip' target='_self'>执行安装</a>,安装后请刷新页面或重新进入。</font>";
var strHtmUpdate = "<br><font color='#FF00FF'>打印控件需要升级!点击这里<a href='install_lodop32.zip' target='_self'>执行升级</a>,升级后请重新进入。</font>";
var strHtm64_Install = "<br><font color='#FF00FF'>打印控件未安装!点击这里<a href='install_lodop64.zip' target='_self'>执行安装</a>,安装后请刷新页面或重新进入。</font>";
var strHtm64_Update = "<br><font color='#FF00FF'>打印控件需要升级!点击这里<a href='install_lodop64.zip' target='_self'>执行升级</a>,升级后请重新进入。</font>";
var strHtmFireFox = "<br><br><font color='#FF00FF'>（注意：如曾安装过Lodop旧版附件npActiveXPLugin,请在【工具】->【附加组件】->【扩展】中先卸它）</font>";
var strHtmChrome = "<br><br><font color='#FF00FF'>(如果此前正常，仅因浏览器升级或重安装而出问题，需重新执行以上安装）</font>";
var strCLodopInstall_1 = "<br><font color='#FF00FF'>Web打印服务CLodop未安装启动，点击这里<a href='CLodop_Setup_for_Win32NT.zip' target='_self'>下载执行安装</a>";
var strCLodopInstall_2 = "<br>（若此前已安装过，可<a href='CLodop.protocol:setup' target='_self'>点这里直接再次启动</a>）";
var strCLodopInstall_3 = "，成功后请刷新本页面。</font>";
var strCLodopUpdate = "<br><font color='#FF00FF'>Web打印服务CLodop需升级!点击这里<a href='CLodop_Setup_for_Win32NT.zip' target='_self'>执行升级</a>,升级后请刷新页面。</font>";
var LODOP;
try {
var ua = navigator.userAgent;
var isIE = !!(ua.match(/MSIE/i)) || !!(ua.match(/Trident/i));
if (needCLodop()) {
try {
LODOP = getCLodop();
} catch (err) { }
if (!LODOP && CLodopJsState !== "complete") {
if (CLodopJsState == "loading") alert("网页还没下载完毕，请稍等一下再操作."); else alert("没有加载CLodop的主js，请先调用loadCLodop过程.");
return;
}
if (!LODOP) {
document.body.innerHTML = strCLodopInstall_1 + (CLodopIsLocal ? strCLodopInstall_2 : "") + strCLodopInstall_3 + document.body.innerHTML;
return;
} else {
if (CLODOP.CVERSION < "4.0.9.9") {
document.body.innerHTML = strCLodopUpdate + document.body.innerHTML;
}
if (oEMBED && oEMBED.parentNode)
oEMBED.parentNode.removeChild(oEMBED);
if (oOBJECT && oOBJECT.parentNode)
oOBJECT.parentNode.removeChild(oOBJECT);
}
} else {
var is64IE = isIE && !!(ua.match(/x64/i));
//==如果页面有Lodop就直接使用,否则新建:==
if (oOBJECT || oEMBED) {
if (isIE)
LODOP = oOBJECT;
else
LODOP = oEMBED;
} else if (!CreatedOKLodopObject) {
LODOP = document.createElement("object");
LODOP.setAttribute("width", 0);
LODOP.setAttribute("height", 0);
LODOP.setAttribute("style", "position:absolute;left:0px;top:-100px;width:0px;height:0px;");
if (isIE)
LODOP.setAttribute("classid", "clsid:2105C259-1E0C-4534-8141-A753534CB4CA");
else
LODOP.setAttribute("type", "application/x-print-lodop");
document.documentElement.appendChild(LODOP);
CreatedOKLodopObject = LODOP;
} else
LODOP = CreatedOKLodopObject;
//==Lodop插件未安装时提示下载地址:==
if ((!LODOP) || (!LODOP.VERSION)) {
if (ua.indexOf('Chrome') >= 0)
document.body.innerHTML = strHtmChrome + document.body.innerHTML;
if (ua.indexOf('Firefox') >= 0)
document.body.innerHTML = strHtmFireFox + document.body.innerHTML;
document.body.innerHTML = (is64IE ? strHtm64_Install : strHtmInstall) + document.body.innerHTML;
return LODOP;
}
}
if (LODOP.VERSION < "6.2.2.6") {
if (!needCLodop())
document.body.innerHTML = (is64IE ? strHtm64_Update : strHtmUpdate) + document.body.innerHTML;
}
//===如下空白位置适合调用统一功能(如注册语句、语言选择等):==
LODOP.SET_LICENSES("", "13528A153BAEE3A0254B9507DCDE2839", "EDE92F75B6A3D917F65910", "");
//=======================================================
return LODOP;
} catch (err) {
alert("getLodop出错:" + err);
}
}