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N°5621 Move jquery.fileupload.js 9.22.0 (?) to NPM
Update to 9.22.1 to fix https://github.com/advisories/GHSA-4cj8-g9cp-v5wr
This commit is contained in:
Pierre Goiffon
300
node_modules/blueimp-load-image/js/load-image-exif.js
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node_modules/blueimp-load-image/js/load-image-exif.js
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/*
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* JavaScript Load Image Exif Parser
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* https://github.com/blueimp/JavaScript-Load-Image
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*
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* Copyright 2013, Sebastian Tschan
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* https://blueimp.net
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*
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* Licensed under the MIT license:
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* https://opensource.org/licenses/MIT
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*/
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/* global define */
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;(function (factory) {
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'use strict'
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if (typeof define === 'function' && define.amd) {
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// Register as an anonymous AMD module:
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define(['./load-image', './load-image-meta'], factory)
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} else if (typeof module === 'object' && module.exports) {
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factory(require('./load-image'), require('./load-image-meta'))
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} else {
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// Browser globals:
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factory(window.loadImage)
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}
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}(function (loadImage) {
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'use strict'
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loadImage.ExifMap = function () {
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return this
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}
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loadImage.ExifMap.prototype.map = {
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'Orientation': 0x0112
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}
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loadImage.ExifMap.prototype.get = function (id) {
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return this[id] || this[this.map[id]]
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}
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loadImage.getExifThumbnail = function (dataView, offset, length) {
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var hexData,
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i,
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b
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if (!length || offset + length > dataView.byteLength) {
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console.log('Invalid Exif data: Invalid thumbnail data.')
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return
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}
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hexData = []
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for (i = 0; i < length; i += 1) {
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b = dataView.getUint8(offset + i)
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hexData.push((b < 16 ? '0' : '') + b.toString(16))
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}
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return 'data:image/jpeg,%' + hexData.join('%')
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}
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loadImage.exifTagTypes = {
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// byte, 8-bit unsigned int:
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1: {
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getValue: function (dataView, dataOffset) {
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return dataView.getUint8(dataOffset)
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},
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size: 1
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},
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// ascii, 8-bit byte:
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2: {
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getValue: function (dataView, dataOffset) {
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return String.fromCharCode(dataView.getUint8(dataOffset))
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},
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size: 1,
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ascii: true
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},
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// short, 16 bit int:
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3: {
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getValue: function (dataView, dataOffset, littleEndian) {
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return dataView.getUint16(dataOffset, littleEndian)
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},
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size: 2
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},
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// long, 32 bit int:
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4: {
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getValue: function (dataView, dataOffset, littleEndian) {
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return dataView.getUint32(dataOffset, littleEndian)
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},
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size: 4
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},
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// rational = two long values, first is numerator, second is denominator:
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5: {
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getValue: function (dataView, dataOffset, littleEndian) {
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return dataView.getUint32(dataOffset, littleEndian) /
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dataView.getUint32(dataOffset + 4, littleEndian)
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},
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size: 8
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},
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// slong, 32 bit signed int:
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9: {
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getValue: function (dataView, dataOffset, littleEndian) {
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return dataView.getInt32(dataOffset, littleEndian)
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},
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size: 4
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},
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// srational, two slongs, first is numerator, second is denominator:
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10: {
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getValue: function (dataView, dataOffset, littleEndian) {
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return dataView.getInt32(dataOffset, littleEndian) /
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dataView.getInt32(dataOffset + 4, littleEndian)
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},
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size: 8
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}
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}
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// undefined, 8-bit byte, value depending on field:
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loadImage.exifTagTypes[7] = loadImage.exifTagTypes[1]
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loadImage.getExifValue = function (dataView, tiffOffset, offset, type, length, littleEndian) {
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var tagType = loadImage.exifTagTypes[type]
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var tagSize
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var dataOffset
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var values
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var i
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var str
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var c
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if (!tagType) {
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console.log('Invalid Exif data: Invalid tag type.')
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return
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}
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tagSize = tagType.size * length
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// Determine if the value is contained in the dataOffset bytes,
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// or if the value at the dataOffset is a pointer to the actual data:
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dataOffset = tagSize > 4
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? tiffOffset + dataView.getUint32(offset + 8, littleEndian)
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: (offset + 8)
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if (dataOffset + tagSize > dataView.byteLength) {
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console.log('Invalid Exif data: Invalid data offset.')
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return
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}
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if (length === 1) {
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return tagType.getValue(dataView, dataOffset, littleEndian)
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}
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values = []
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for (i = 0; i < length; i += 1) {
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values[i] = tagType.getValue(dataView, dataOffset + i * tagType.size, littleEndian)
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}
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if (tagType.ascii) {
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str = ''
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// Concatenate the chars:
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for (i = 0; i < values.length; i += 1) {
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c = values[i]
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// Ignore the terminating NULL byte(s):
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if (c === '\u0000') {
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break
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}
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str += c
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}
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return str
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}
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return values
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}
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loadImage.parseExifTag = function (dataView, tiffOffset, offset, littleEndian, data) {
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var tag = dataView.getUint16(offset, littleEndian)
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data.exif[tag] = loadImage.getExifValue(
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dataView,
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tiffOffset,
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offset,
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dataView.getUint16(offset + 2, littleEndian), // tag type
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dataView.getUint32(offset + 4, littleEndian), // tag length
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littleEndian
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)
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}
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loadImage.parseExifTags = function (dataView, tiffOffset, dirOffset, littleEndian, data) {
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var tagsNumber,
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dirEndOffset,
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i
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if (dirOffset + 6 > dataView.byteLength) {
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console.log('Invalid Exif data: Invalid directory offset.')
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return
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}
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tagsNumber = dataView.getUint16(dirOffset, littleEndian)
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dirEndOffset = dirOffset + 2 + 12 * tagsNumber
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if (dirEndOffset + 4 > dataView.byteLength) {
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console.log('Invalid Exif data: Invalid directory size.')
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return
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}
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for (i = 0; i < tagsNumber; i += 1) {
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this.parseExifTag(
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dataView,
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tiffOffset,
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dirOffset + 2 + 12 * i, // tag offset
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littleEndian,
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data
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)
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}
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// Return the offset to the next directory:
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return dataView.getUint32(dirEndOffset, littleEndian)
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}
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loadImage.parseExifData = function (dataView, offset, length, data, options) {
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if (options.disableExif) {
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return
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}
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var tiffOffset = offset + 10
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var littleEndian
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var dirOffset
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var thumbnailData
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// Check for the ASCII code for "Exif" (0x45786966):
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if (dataView.getUint32(offset + 4) !== 0x45786966) {
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// No Exif data, might be XMP data instead
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return
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}
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if (tiffOffset + 8 > dataView.byteLength) {
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console.log('Invalid Exif data: Invalid segment size.')
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return
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}
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// Check for the two null bytes:
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if (dataView.getUint16(offset + 8) !== 0x0000) {
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console.log('Invalid Exif data: Missing byte alignment offset.')
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return
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}
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// Check the byte alignment:
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switch (dataView.getUint16(tiffOffset)) {
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case 0x4949:
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littleEndian = true
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break
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case 0x4D4D:
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littleEndian = false
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break
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default:
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console.log('Invalid Exif data: Invalid byte alignment marker.')
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return
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}
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// Check for the TIFF tag marker (0x002A):
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if (dataView.getUint16(tiffOffset + 2, littleEndian) !== 0x002A) {
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console.log('Invalid Exif data: Missing TIFF marker.')
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return
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}
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// Retrieve the directory offset bytes, usually 0x00000008 or 8 decimal:
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dirOffset = dataView.getUint32(tiffOffset + 4, littleEndian)
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// Create the exif object to store the tags:
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data.exif = new loadImage.ExifMap()
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// Parse the tags of the main image directory and retrieve the
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// offset to the next directory, usually the thumbnail directory:
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dirOffset = loadImage.parseExifTags(
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dataView,
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tiffOffset,
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tiffOffset + dirOffset,
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littleEndian,
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data
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)
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if (dirOffset && !options.disableExifThumbnail) {
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thumbnailData = {exif: {}}
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dirOffset = loadImage.parseExifTags(
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dataView,
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tiffOffset,
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tiffOffset + dirOffset,
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littleEndian,
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thumbnailData
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)
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// Check for JPEG Thumbnail offset:
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if (thumbnailData.exif[0x0201]) {
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data.exif.Thumbnail = loadImage.getExifThumbnail(
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dataView,
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tiffOffset + thumbnailData.exif[0x0201],
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thumbnailData.exif[0x0202] // Thumbnail data length
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)
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}
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}
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// Check for Exif Sub IFD Pointer:
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if (data.exif[0x8769] && !options.disableExifSub) {
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loadImage.parseExifTags(
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dataView,
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tiffOffset,
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tiffOffset + data.exif[0x8769], // directory offset
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littleEndian,
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data
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)
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}
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// Check for GPS Info IFD Pointer:
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if (data.exif[0x8825] && !options.disableExifGps) {
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loadImage.parseExifTags(
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dataView,
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tiffOffset,
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tiffOffset + data.exif[0x8825], // directory offset
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littleEndian,
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data
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)
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}
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}
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// Registers the Exif parser for the APP1 JPEG meta data segment:
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loadImage.metaDataParsers.jpeg[0xffe1].push(loadImage.parseExifData)
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// Adds the following properties to the parseMetaData callback data:
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// * exif: The exif tags, parsed by the parseExifData method
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// Adds the following options to the parseMetaData method:
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// * disableExif: Disables Exif parsing.
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// * disableExifThumbnail: Disables parsing of the Exif Thumbnail.
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// * disableExifSub: Disables parsing of the Exif Sub IFD.
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// * disableExifGps: Disables parsing of the Exif GPS Info IFD.
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}))
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