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Get rid of a couple eslint-disable statements in web/download_manager.js by instead relying on the preprocessor dead-code removal added in PR 7942

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This commit is contained in:
Jonas Jenwald 2017-02-28 12:41:43 +01:00
parent 25f772a255
commit 37d596e00d
1 changed files with 82 additions and 81 deletions
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163
web/download_manager.js
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@ -25,86 +25,87 @@
factory((root.pdfjsWebDownloadManager = {}), root.pdfjsWebPDFJS);
}
}(this, function (exports, pdfjsLib) {
if (typeof PDFJSDev === 'undefined' || PDFJSDev.test('GENERIC || CHROME')) {
// eslint-disable-next-line no-inner-declarations
function download(blobUrl, filename) {
var a = document.createElement('a');
if (a.click) {
// Use a.click() if available. Otherwise, Chrome might show
// "Unsafe JavaScript attempt to initiate a navigation change
// for frame with URL" and not open the PDF at all.
// Supported by (not mentioned = untested):
// - Firefox 6 - 19 (4- does not support a.click, 5 ignores a.click)
// - Chrome 19 - 26 (18- does not support a.click)
// - Opera 9 - 12.15
// - Internet Explorer 6 - 10
// - Safari 6 (5.1- does not support a.click)
a.href = blobUrl;
a.target = '_parent';
// Use a.download if available. This increases the likelihood that
// the file is downloaded instead of opened by another PDF plugin.
if ('download' in a) {
a.download = filename;
}
// <a> must be in the document for IE and recent Firefox versions.
// (otherwise .click() is ignored)
(document.body || document.documentElement).appendChild(a);
a.click();
a.parentNode.removeChild(a);
} else {
if (window.top === window &&
blobUrl.split('#')[0] === window.location.href.split('#')[0]) {
// If _parent == self, then opening an identical URL with different
// location hash will only cause a navigation, not a download.
var padCharacter = blobUrl.indexOf('?') === -1 ? '?' : '&';
blobUrl = blobUrl.replace(/#|$/, padCharacter + '$&');
}
window.open(blobUrl, '_parent');
}
}
function DownloadManager() {} // eslint-disable-line no-inner-declarations
DownloadManager.prototype = {
downloadUrl: function DownloadManager_downloadUrl(url, filename) {
if (!pdfjsLib.createValidAbsoluteUrl(url, 'http://example.com')) {
return; // restricted/invalid URL
}
download(url + '#pdfjs.action=download', filename);
},
downloadData: function DownloadManager_downloadData(data, filename,
contentType) {
if (navigator.msSaveBlob) { // IE10 and above
return navigator.msSaveBlob(new Blob([data], { type: contentType }),
filename);
}
var blobUrl = pdfjsLib.createObjectURL(data, contentType,
pdfjsLib.PDFJS.disableCreateObjectURL);
download(blobUrl, filename);
},
download: function DownloadManager_download(blob, url, filename) {
if (navigator.msSaveBlob) {
// IE10 / IE11
if (!navigator.msSaveBlob(blob, filename)) {
this.downloadUrl(url, filename);
}
return;
}
if (pdfjsLib.PDFJS.disableCreateObjectURL) {
// URL.createObjectURL is not supported
this.downloadUrl(url, filename);
return;
}
var blobUrl = URL.createObjectURL(blob);
download(blobUrl, filename);
}
};
exports.DownloadManager = DownloadManager;
if (typeof PDFJSDev !== 'undefined' && PDFJSDev.test('FIREFOX || MOZCENTRAL')) {
return;
}
function download(blobUrl, filename) {
var a = document.createElement('a');
if (a.click) {
// Use a.click() if available. Otherwise, Chrome might show
// "Unsafe JavaScript attempt to initiate a navigation change
// for frame with URL" and not open the PDF at all.
// Supported by (not mentioned = untested):
// - Firefox 6 - 19 (4- does not support a.click, 5 ignores a.click)
// - Chrome 19 - 26 (18- does not support a.click)
// - Opera 9 - 12.15
// - Internet Explorer 6 - 10
// - Safari 6 (5.1- does not support a.click)
a.href = blobUrl;
a.target = '_parent';
// Use a.download if available. This increases the likelihood that
// the file is downloaded instead of opened by another PDF plugin.
if ('download' in a) {
a.download = filename;
}
// <a> must be in the document for IE and recent Firefox versions.
// (otherwise .click() is ignored)
(document.body || document.documentElement).appendChild(a);
a.click();
a.parentNode.removeChild(a);
} else {
if (window.top === window &&
blobUrl.split('#')[0] === window.location.href.split('#')[0]) {
// If _parent == self, then opening an identical URL with different
// location hash will only cause a navigation, not a download.
var padCharacter = blobUrl.indexOf('?') === -1 ? '?' : '&';
blobUrl = blobUrl.replace(/#|$/, padCharacter + '$&');
}
window.open(blobUrl, '_parent');
}
}
function DownloadManager() {}
DownloadManager.prototype = {
downloadUrl: function DownloadManager_downloadUrl(url, filename) {
if (!pdfjsLib.createValidAbsoluteUrl(url, 'http://example.com')) {
return; // restricted/invalid URL
}
download(url + '#pdfjs.action=download', filename);
},
downloadData: function DownloadManager_downloadData(data, filename,
contentType) {
if (navigator.msSaveBlob) { // IE10 and above
return navigator.msSaveBlob(new Blob([data], { type: contentType }),
filename);
}
var blobUrl = pdfjsLib.createObjectURL(data, contentType,
pdfjsLib.PDFJS.disableCreateObjectURL);
download(blobUrl, filename);
},
download: function DownloadManager_download(blob, url, filename) {
if (navigator.msSaveBlob) {
// IE10 / IE11
if (!navigator.msSaveBlob(blob, filename)) {
this.downloadUrl(url, filename);
}
return;
}
if (pdfjsLib.PDFJS.disableCreateObjectURL) {
// URL.createObjectURL is not supported
this.downloadUrl(url, filename);
return;
}
var blobUrl = URL.createObjectURL(blob);
download(blobUrl, filename);
}
};
exports.DownloadManager = DownloadManager;
}));