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Re: Read binary file

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From Stefan Weiss <krewecherl@gmail.com>
Newsgroups comp.lang.javascript
Subject Re: Read binary file
Date Thu, 17 Mar 2016 02:34:31 +0100
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On 03/17/2016 01:04, Thomas 'PointedEars' Lahn wrote:
> Herbert Kleebauer wrote:
>> If the picture is on a different server, there seems to be
>> an access violation. How can I avoid this violation
> 
> You cannot. The whole point of the Same Origin Policy is to prevent people
> from doing things like what you attempted.

The same-origin policy is a security feature; it has nothing to do with
copyright.

>> or in which other way can I read a binary file from a different
>> web server into a javascript array.
> 
> I know how (it is actually trivial if you think it through), but until I am 
> certain that you are not attempting a copyright violation through the back 
> door, I will not say.

I'm curious. Without CORS, I can't think of a way to get a byte array
from an image on a different server. XHR won't work, and neither will
image → canvas → data. What's the trivial solution?


- stefan

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Thread

Read binary file Herbert Kleebauer <klee@unibwm.de> - 2016-03-16 23:20 +0100
  Re: Read binary file Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-03-17 01:04 +0100
    Re: Read binary file Stefan Weiss <krewecherl@gmail.com> - 2016-03-17 02:34 +0100
      Re: Read binary file Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-03-17 07:56 +0100
    Re: Read binary file Herbert Kleebauer <klee@unibwm.de> - 2016-03-17 08:31 +0100
      Re: Read binary file Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-03-17 19:10 +0100
        Re: Read binary file Stefan Weiss <krewecherl@gmail.com> - 2016-03-17 19:59 +0100
          Re: Read binary file Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-03-17 21:43 +0100
            Re: Read binary file Herbert Kleebauer <klee@unibwm.de> - 2016-03-17 22:36 +0100
              Re: Read binary file Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-03-17 23:15 +0100
              Re: Read binary file Stefan Weiss <krewecherl@gmail.com> - 2016-03-18 00:43 +0100
                Re: Read binary file Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-03-18 17:22 +0100
                Re: Read binary file Herbert Kleebauer <klee@unibwm.de> - 2016-03-18 21:14 +0100
                Re: Read binary file Matthias Wiehl <mw@kwarg.de> - 2016-03-19 00:02 +0100
                Re: Read binary file Herbert Kleebauer <klee@unibwm.de> - 2016-03-19 08:48 +0100
                There is no javascript (was: Read binary file) Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-03-19 13:02 +0100
                Re: There is no javascript (was: Read binary file) Mark - <nonemail@spamspamapam.net> - 2016-03-19 14:33 +0000
                Re: There is no javascript (was: Read binary file) Andrew Poulos <ap_prog@hotmail.com> - 2016-03-20 14:30 +1100
                Re: There is no javascript (was: Read binary file) Mark - <nonemail@spamspamapam.net> - 2016-03-20 13:07 +0000
                Re: There is no javascript (was: Read binary file) John Harris <niam@jghnorth.org.uk.invalid> - 2016-03-20 10:39 +0000
                Re: There is no javascript (was: Read binary file) John Harris <niam@jghnorth.org.uk.invalid> - 2016-03-20 11:19 +0000
                Re: There is no javascript (was: Read binary file) Philip Herlihy <thiswillbounceback@you.com> - 2016-03-21 17:06 +0000
                Re: Read binary file Scott Sauyet <scott.sauyet@gmail.com> - 2016-03-22 17:18 -0700
                Re: Read binary file "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2016-03-23 10:12 +0100
                Re: Read binary file John Harris <niam@jghnorth.org.uk.invalid> - 2016-03-23 16:27 +0000
                Re: Read binary file Herbert Kleebauer <klee@unibwm.de> - 2016-03-24 10:41 +0100
                Re: Read binary file "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2016-03-24 11:14 +0100
                Re: Read binary file John Harris <niam@jghnorth.org.uk.invalid> - 2016-03-24 11:41 +0000
                Re: Read binary file "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2016-03-24 13:36 +0100
                Re: Read binary file John Harris <niam@jghnorth.org.uk.invalid> - 2016-03-25 10:07 +0000
                Re: Read binary file "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2016-03-25 11:28 +0100
                Re: Read binary file "Christoph M. Becker" <cmbecker69@arcor.de> - 2016-03-24 11:31 +0100
                Re: Read binary file Herbert Kleebauer <klee@unibwm.de> - 2016-03-24 12:34 +0100
                Re: Read binary file "Christoph M. Becker" <cmbecker69@arcor.de> - 2016-03-24 17:15 +0100
                Re: Read binary file Ben Bacarisse <ben.usenet@bsb.me.uk> - 2016-03-24 11:33 +0000
                Re: Read binary file "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2016-03-24 11:05 +0100
                Re: Read binary file Scott Sauyet <scott.sauyet@gmail.com> - 2016-03-23 20:16 -0700
                Re: Read binary file "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2016-03-24 10:36 +0100
                Re: Read binary file "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2016-03-24 11:18 +0100
                Re: Read binary file Scott Sauyet <scott.sauyet@gmail.com> - 2016-03-27 10:22 -0700
                Re: Read binary file "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2016-03-28 00:18 +0200
                Re: Read binary file Scott Sauyet <scott.sauyet@gmail.com> - 2016-03-28 05:35 -0700
                Re: Read binary file "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2016-03-29 00:53 +0200
  Re: Read binary file Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-03-17 02:23 +0100
  Re: Read binary file Herbert Kleebauer <klee@unibwm.de> - 2016-03-17 08:42 +0100
  Re: Read binary file Dr J R Stockton <reply1600@merlyn.demon.co.uk.invalid> - 2016-03-20 22:03 +0000

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