/*
PDFObject v2.1.1
https://github.com/pipwerks/PDFObject
Copyright (c) 2008-2018 Philip Hutchison
MIT-style license: http://pipwerks.mit-license.org/
UMD module pattern from https://github.com/umdjs/umd/blob/master/templates/returnExports.js
*/
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define([], factory);
} else if (typeof module === 'object' && module.exports) {
module.exports = factory();
} else {
root.PDFObject = factory();
}
}(this, function () {
"use strict";
if (typeof window === "undefined" || typeof navigator === "undefined") {
return false;
}
var pdfobjectversion = "2.1.1", ua = window.navigator.userAgent, supportsPDFs, isIE,
supportsPdfMimeType = (typeof navigator.mimeTypes['application/pdf'] !== "undefined"), supportsPdfActiveX,
isModernBrowser = (function () {
return (typeof window.Promise !== "undefined");
})(), isFirefox = (function () {
return (ua.indexOf("irefox") !== -1);
})(), isFirefoxWithPDFJS = (function () {
if (!isFirefox) {
return false;
}
return (parseInt(ua.split("rv:")[1].split(".")[0], 10) > 18);
})(), isIOS = (function () {
return (/iphone|ipad|ipod/i.test(ua.toLowerCase()));
})(), createAXO, buildFragmentString, log, embedError, embed, getTargetElement, generatePDFJSiframe,
generateEmbedElement;
createAXO = function (type) {
var ax;
try {
ax = new ActiveXObject(type);
} catch (e) {
ax = null;
}
return ax;
};
isIE = function () {
return !!(window.ActiveXObject || "ActiveXObject" in window);
};
supportsPdfActiveX = function () {
return !!(createAXO("AcroPDF.PDF") || createAXO("PDF.PdfCtrl"));
};
supportsPDFs = (!isIOS && (isFirefoxWithPDFJS || supportsPdfMimeType || (isIE() && supportsPdfActiveX())));
buildFragmentString = function (pdfParams) {
var string = "", prop;
if (pdfParams) {
for (prop in pdfParams) {
if (pdfParams.hasOwnProperty(prop)) {
string += encodeURIComponent(prop) + "=" + encodeURIComponent(pdfParams[prop]) + "&";
}
}
if (string) {
string = "#" + string;
string = string.slice(0, string.length - 1);
}
}
return string;
};
log = function (msg) {
if (typeof console !== "undefined" && console.log) {
console.log("[PDFObject] " + msg);
}
};
embedError = function (msg) {
log(msg);
return false;
};
getTargetElement = function (targetSelector) {
var targetNode = document.body;
if (typeof targetSelector === "string") {
targetNode = document.querySelector(targetSelector);
} else if (typeof jQuery !== "undefined" && targetSelector instanceof jQuery && targetSelector.length) {
targetNode = targetSelector.get(0);
} else if (typeof targetSelector.nodeType !== "undefined" && targetSelector.nodeType === 1) {
targetNode = targetSelector;
}
return targetNode;
};
generatePDFJSiframe = function (targetNode, url, pdfOpenFragment, PDFJS_URL, id) {
var fullURL = PDFJS_URL + "?file=" + encodeURIComponent(url) + pdfOpenFragment;
var scrollfix = (isIOS) ? "-webkit-overflow-scrolling: touch; overflow-y: scroll; " : "overflow: hidden; ";
var iframe = "<div style='" + scrollfix + "position: absolute; top: 0; right: 0; bottom: 0; left: 0;'><iframe " + id + " src='" + fullURL + "' style='border: none; width: 100%; height: 100%;' frameborder='0'></iframe></div>";
targetNode.className += " pdfobject-container";
targetNode.style.position = "relative";
targetNode.style.overflow = "auto";
targetNode.innerHTML = iframe;
return targetNode.getElementsByTagName("iframe")[0];
};
generateEmbedElement = function (targetNode, targetSelector, url, pdfOpenFragment, width, height, id) {
var style = "";
if (targetSelector && targetSelector !== document.body) {
style = "width: " + width + "; height: " + height + ";";
} else {
style = "position: absolute; top: 0; right: 0; bottom: 0; left: 0; width: 100%; height: 100%;";
}
targetNode.className += " pdfobject-container";
targetNode.innerHTML = "<embed " + id + " class='pdfobject' src='" + url + pdfOpenFragment + "' type='application/pdf' style='overflow: auto; " + style + "'/>";
return targetNode.getElementsByTagName("embed")[0];
};
embed = function (url, targetSelector, options) {
if (typeof url !== "string") {
return embedError("URL is not valid");
}
targetSelector = (typeof targetSelector !== "undefined") ? targetSelector : false;
options = (typeof options !== "undefined") ? options : {};
var id = (options.id && typeof options.id === "string") ? "id='" + options.id + "'" : "",
page = (options.page) ? options.page : false,
pdfOpenParams = (options.pdfOpenParams) ? options.pdfOpenParams : {},
fallbackLink = (typeof options.fallbackLink !== "undefined") ? options.fallbackLink : true,
width = (options.width) ? options.width : "100%", height = (options.height) ? options.height : "100%",
assumptionMode = (typeof options.assumptionMode === "boolean") ? options.assumptionMode : true,
forcePDFJS = (typeof options.forcePDFJS === "boolean") ? options.forcePDFJS : false,
PDFJS_URL = (options.PDFJS_URL) ? options.PDFJS_URL : false, targetNode = getTargetElement(targetSelector),
fallbackHTML = "", pdfOpenFragment = "",
fallbackHTML_default = "<p>This browser does not support inline PDFs. Please download the PDF to view it: <a href='[url]'>Download PDF</a></p>";
if (!targetNode) {
return embedError("Target element cannot be determined");
}
if (page) {
pdfOpenParams.page = page;
}
pdfOpenFragment = buildFragmentString(pdfOpenParams);
if (forcePDFJS && PDFJS_URL) {
return generatePDFJSiframe(targetNode, url, pdfOpenFragment, PDFJS_URL, id);
} else if (supportsPDFs || (assumptionMode && isModernBrowser && !isIOS)) {
return generateEmbedElement(targetNode, targetSelector, url, pdfOpenFragment, width, height, id);
} else if (PDFJS_URL) {
return generatePDFJSiframe(targetNode, url, pdfOpenFragment, PDFJS_URL, id);
} else {
if (fallbackLink) {
fallbackHTML = (typeof fallbackLink === "string") ? fallbackLink : fallbackHTML_default;
targetNode.innerHTML = fallbackHTML.replace(/\[url\]/g, url);
}
return embedError("This browser does not support embedded PDFs");
}
};
return {
embed: function (a, b, c) {
return embed(a, b, c);
}, pdfobjectversion: (function () {
return pdfobjectversion;
})(), supportsPDFs: (function () {
return supportsPDFs;
})()
};
}));
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