在线浏览PDF

导入JS代码

/*
    PDFObject v2.0.201604172
    https://github.com/pipwerks/PDFObject
    Copyright (c) 2008-2016 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 = "2.0.201604172",
		supportsPDFs, createAXO, isIE, supportsPdfMimeType = typeof navigator.mimeTypes["application/pdf"] !==
		"undefined",
		supportsPdfActiveX, buildFragmentString, log, embedError, embed, getTargetElement, generatePDFJSiframe,
		isIOS = function() {
			return /iphone|ipad|ipod/i.test(navigator.userAgent.toLowerCase())
		}(),
		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 = 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%",
			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>发生错误建议下载浏览: <a href='[url]'>点我下载</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) {
			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
		}()
	}
});
close

例：

		<script src="./pdf.js" type="text/javascript" charset="utf-8"></script>
		<script type="text/javascript">
			PDFObject.embed("./141.pdf","body");
		</script>

使用

PDFObject.embed("./141.pdf","body");