What about using a data url? On Oct 15, 2008, at 8:17 AM, Massimiliano wrote:
> > On 15 Ott, 13:08, "Ali B." <[EMAIL PROTECTED]> wrote: >> Why would you want to retrieve the image directly from the cache >> folder? You >> are already caching the response itself, so you can simply retrieve >> it. > > Because the <img> tag requires a URI in the src attribute. The > original plugin constructs a $variable that is the link to the cached > file. If I directly provide the $response variable, I'm providing the > actual file (unless I'm missing something about RemoteRequest). In > fact I get a string like > > ���t `�p41<� ��tZ��� b#o$3Bz�aqe Yv@ > x �1�)& ' '|$�) � > > If I simply return $response, I get a string like > > GIF89a)� �������������FFF���ttt\\ > \��� 444 $$$ ������! > � ����,����)� �� � �A@ 3 � � > G5�(�!I� � � �Av > |� �Ch�A,F ��p 6S��tJ%T > [EMAIL PROTECTED]"E&�>���t `�p41<� ��tZ��� > b#o > $3Bz�aqe Yv@ > x �1�)& ' '|$�) �; > > I can't think of other ways to return $response. BTW, now I'm using > the condition that you suggested :) > Massimiliano > >> [EMAIL PROTECTED]> wrote: >> >>> Hi. I'm trying to port a plugin from the Other Blog Engine to >>> Habari. >>> It enables LaTeX code into posts, so I think it won't be of any >>> interest, except to fellow physicists. Anyway, I can't make my code >>> work. >> >>> http://pastoid.com/bcg >> >>> Line 77 creates a LaTeX image with the help of a public server. If I >>> put the generated URL into a post, it works. But I don't want to >>> load >>> the image and leech the server's bandwidth every time, so I need to >>> grab the image and cache it. >>> Lines 80-82 request the image with RemoteRequest and store the >>> content >>> in the variable $response. Then, lines 85-87 put $response into the >>> cache. But I get this error: >> >>> Warning: fopen(/user/cache/tex_c9faf6ead2cd2c2187bd943488de1d0a.png) >>> [function.fopen]: failed to open stream: No such file or directory >>> in >>> user/plugins/latex/latex.plugin.php line 83 >> >>> I am a PHP newbie. The manual says that I need allow_url_fopen >>> enabled: my hosting provider has disabled it. I don't know if it's >>> the >>> issue, but I need a workaround. So I substitute lines 85-87 with >> >>> Cache::set( $cached_image, $response ); >>> $retrieved_image = Cache::get( $cached_image ); >> >>> and a file "foo.data" is created successfully in my cache. >>> But now, how can I make transform this foo.data into an image, so >>> that >>> I can put it in my entry? >> >>> Massimiliano >>> (iMassimiliano on IRC) >> >> -- >> Ali B / dmondarkhttp://www.awhitebox.com > > --~--~---------~--~----~------------~-------~--~----~ To post to this group, send email to [email protected] To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/habari-users -~----------~----~----~----~------~----~------~--~---
