27 Nov If you haven’t used ColdFusion’s CFContent tag to stream data to the browser, either as an inline object, or as an attachment, you should at. cfcontent type = “file_type” deleteFile = “Yes” or “No” file = “filename” reset = ” Yes” or “No”>starting with a drive letter and a colon, or a forward or backward. CFCONTENT. Defines the MIME type returned by the current page. Optionally, allows you to specify the name of a file to be returned with the page.
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I’m pretty sure that a zipped file would have to evoke the ‘Save As’ dialogue. The following are some cfcontfnt the content type values that you can use: When you use this attribute, any other output on the current CFML page is ignored; only the contents of the file are sent to the client.
Using CFHeader and CFContent to control filedownloads When you specify the correct mime-type, the user’s browser takes over whatever default action the user has specified for that type of file. Join Stack Overflow to learn, share knowledge, and build your career. The MIME content type of the page, optionally followed by a semicolon and the character encoding.
When generating a temp file, be sure to use unique file names. The following are some of the content type values you can use include: For many file types, such as Excel documents, that Internet Explorer can display directly in the browser, the browser displays the file without asking users whether to save it if you use a cfheader tag similar to the following:.
Some will still have problems with it. Sign up using Facebook. The first option did not work. Also, the file generated in my example will actually be opened by excel after prompt vs. The content type determines how the browser or client interprets the page contents. Unfortunately, what it should do and what it does are two different things. This list uses Java internal names, not the IANA character encoding names that you use in the SetEncoding charset parameter and other ColdFusion attributes and parameters.
Name of file whose contents will be the page output.
To set the character encoding character set of generated output, including the page HTML, use code such as the following:. If the file is a Here is my code: I think your toBinary and tobase64 might be getting in the way.
ColdFusion Help | Using cfcontent
There are a LOT of threads on common causes of that error. Yes I did check through various other related questions in the forum, but never hit the right one. I do not get ‘Save As’ dialogue in IE. For a complete list of media types used on the Internet, see www.
The following tag can force most browsers to display a dialog that asks users whether they want to save the contents of the file specified by the cfcontent tag as a with the filename specified by the filename value. For example, to specify the character encoding of the page output as Japanese EUC, use the type attribute, as follows:. Keep the datestamp logic for the display name, but use something unique, like createUUID for the physical file.
Jules 1, 10 For these file types, the inline content disposition specification requests the browser to display the file directly if the user selects to open the file.
Is there another way to code this? For file types that might contain executable code, such as Microsoft Excel documents, most browsers always ask before opening the document.
I’ve got this part written. The Cfconten content type of the page, optionally followed by a semicolon and the character encoding. All depends on the version. By man jackals in forum Macromedia ColdFusion. However, if there is a cf solution cfcontnet the custom tag, I’d sure like to know about it.
Using CFHeader and CFContent to control file downloads – Coldfusion – Advanced Techniques
Usage To set the character encoding character set of generated output, including the page HTML, use ccontent such as the following: Now, ColdFusion attempts to get the content type from the file. When using ColdFusion in a distributed configuration, the file attribute must refer to a path on the system on which the web server runs.
Now I would look at the cfspreadsheet tag. But the problem comes in downloading. Replacing one error message with another is not really a solution ;- Increased security cfclntent make newer versions of Excel far less tolerant of the old “trick the browser into thinking html is a spreadsheet” trick. Leonid Alzhin 1 7. Description Does either or cfvontent of the following: If you specify a file or variable attribute, this attribute has no effect; otherwise, it does the following:.
I am programming a CF application for an online university.
When using cfabort, cflocation, or cfcontent tags, the OnAbort method is invoked instead on Cfcoontent. Please note that in all cases, I do NOT want the file to stream or open inside a browser. Some file types, such as PDF documents, do not use executable code and can display directly in most browsers. Way back we implemented this using the technique below. Login to Your Account. The second one did: Applies only if you specify a file with the file attribute. The filename must start with a drive letter and a colon, or a forward or backward slash.
It seems a shame that uploads can be controlled so perfectly, but downloading is sort of hit-or-miss.