221 lines
6.9 KiB
PHP
221 lines
6.9 KiB
PHP
<?php
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/*
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* export libcaca export test program
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* Copyright (c) 2008 Benjamin C. Wiley Sittler <bsittler@gmail.com>
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*
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* This file is a Php port of "examples/export.c"
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* which is:
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* Copyright (c) 2006 Sam Hocevar <sam@hocevar.net>
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* All Rights Reserved
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*
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* This program is free software. It comes without any warranty, to
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* the extent permitted by applicable law. You can redistribute it
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* and/or modify it under the terms of the Do What the Fuck You Want
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* to Public License, Version 2, as published by Sam Hocevar. See
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* http://www.wtfpl.net/ for more details.
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*/
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define('WIDTH', 80);
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define('HEIGHT', 32);
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$pixels = imagecreatetruecolor(256, 256);
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$exports = caca_get_export_list();
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$file = isset($_FILES['file']) ? $_FILES['file']['tmp_name'] : NULL;
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$filename = isset($_FILES['file']) ? $_FILES['file']['name'] : NULL;
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$format = isset($_REQUEST['format']) ? $_REQUEST['format'] : NULL;
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if((! $format) || (! array_key_exists($format, $exports)))
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{
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header("Content-type: text/html; charset=UTF-8");
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?><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
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"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
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<head>
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<title>libcaca export test program</title>
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
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<script type="text/javascript">
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/*<![CDATA[*/
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update_preview = function (select)
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{
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var iframe_map = {
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'html': true,
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'html3': true,
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'bbfr': true
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};
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if (self.opera
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||
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(('' + navigator.userAgent).match(/.*(WebKit|Gecko).*/)))
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{
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iframe_map['svg'] = true;
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}
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var e;
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try
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{
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var format = select.options[select.selectedIndex].value;
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var newLocation = 'about:blank';
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if (iframe_map[format])
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{
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newLocation = self.location.pathname + '?format=' + encodeURIComponent(format);
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}
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self.frames[0].location.replace(newLocation, true);
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}
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catch (e)
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{
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alert('e' + e);
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}
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return true;
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};
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/*]]>*/
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</script>
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</head>
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<body onload="update_preview(document.forms.exportform.elements.format);">
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<form id="exportform" name="exportform" action="#" enctype="multipart/form-data" method="post">
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<label for="file">File:</label>
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<input id="file" name="file" type="file" /> <em>(optional)</em>
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<br />
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<input type="submit" value="Export" />
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<label for="format">as</label>
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<select name="format" id="format" onchange="update_preview(this);">
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<?php
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foreach($exports as $format => $name)
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{
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?><option value="<?= htmlspecialchars($format) ?>"<?=
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($format == 'html') ? ' selected="selected"' : '' ?>><?=
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htmlspecialchars($name . " (" . $format . ")") ?></option><?php
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}
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?>
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</select>
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</form>
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<?php
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$export_php = isset($_SERVER['SCRIPT_NAME'])
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?
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$_SERVER['SCRIPT_NAME']
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:
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'export.php';
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?><iframe frameborder="0" name="preview" id="preview" width="820" height="620" style="margin: 0; padding: 0; border: none; width: 100%"></iframe>
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</body>
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</html>
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<?php
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exit(0);
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}
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if($file)
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{
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$cv = caca_create_canvas(0, 0);
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if(caca_import_file($cv, $file, "") < 0)
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{
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die("`" . htmlspecialchars($filename) . "' has unknown format\n");
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}
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}
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else
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{
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$cv = caca_create_canvas(WIDTH, HEIGHT);
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for($y = 0; $y < 256; $y++)
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{
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for($x = 0; $x < 256; $x++)
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{
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$r = $x;
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$g = (255 - $y + $x) / 2;
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$b = $y * (255 - $x) / 256;
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imagesetpixel($pixels, $x, $y, imagecolorallocate($pixels, $r, $g, $b));
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}
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}
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$dither = caca_create_dither($pixels);
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if(($format == "ansi") || ($format == "utf8"))
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caca_set_dither_charset($dither, "shades");
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caca_dither_bitmap($cv, 0, 0, caca_get_canvas_width($cv),
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caca_get_canvas_height($cv), $dither, $pixels);
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caca_set_color_ansi($cv, CACA_WHITE, CACA_BLACK);
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caca_draw_thin_box($cv, 0, 0, WIDTH - 1, HEIGHT - 1);
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caca_set_color_ansi($cv, CACA_BLACK, CACA_WHITE);
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caca_fill_ellipse($cv, WIDTH / 2, HEIGHT / 2,
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WIDTH / 4, HEIGHT / 4, ord(' '));
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caca_set_color_ansi($cv, CACA_LIGHTGRAY, CACA_BLACK);
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caca_put_str($cv, WIDTH / 2 - 12, HEIGHT / 2 - 6,
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" lightgray on black ");
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caca_set_color_ansi($cv, CACA_DEFAULT, CACA_TRANSPARENT);
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caca_put_str($cv, WIDTH / 2 - 12, HEIGHT / 2 - 5,
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" default on transparent ");
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caca_set_color_ansi($cv, CACA_BLACK, CACA_WHITE);
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caca_put_str($cv, WIDTH / 2 - 12, HEIGHT / 2 - 4,
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" black on white ");
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caca_set_color_ansi($cv, CACA_BLACK, CACA_WHITE);
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caca_put_str($cv, WIDTH / 2 - 8, HEIGHT / 2 - 3, "[<><><><> <>--<>]");
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caca_put_str($cv, WIDTH / 2 - 8, HEIGHT / 2 - 2, "[ドラゴン ボーレ]");
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caca_put_str($cv, WIDTH / 2 - 7, HEIGHT / 2 + 2, "äβç ░▒▓█▓▒░ ΔЗҒ");
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caca_put_str($cv, WIDTH / 2 - 5, HEIGHT / 2 + 4, "(\") \\o/ <&>");
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caca_set_attr($cv, CACA_BOLD);
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caca_put_str($cv, WIDTH / 2 - 16, HEIGHT / 2 + 3, "Bold");
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caca_set_attr($cv, CACA_BLINK);
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caca_put_str($cv, WIDTH / 2 - 9, HEIGHT / 2 + 3, "Blink");
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caca_set_attr($cv, CACA_ITALICS);
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caca_put_str($cv, WIDTH / 2 - 1, HEIGHT / 2 + 3, "Italics");
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caca_set_attr($cv, CACA_UNDERLINE);
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caca_put_str($cv, WIDTH / 2 + 8, HEIGHT / 2 + 3, "Underline");
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caca_set_attr($cv, 0);
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caca_set_color_ansi($cv, CACA_WHITE, CACA_LIGHTBLUE);
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caca_put_str($cv, WIDTH / 2 - 7, HEIGHT / 2, " LIBCACA ");
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for($x = 0; $x < 16; $x++)
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{
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caca_set_color_argb($cv, 0xff00 | $x, 0xf00f | ($x << 4));
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caca_put_char($cv, WIDTH / 2 - 7 + $x, HEIGHT / 2 + 6, ord('#'));
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}
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}
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$content_type_map = array(
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'ansi' => 'text/plain; charset=CP437',
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'utf8' => 'text/plain; charset=UTF-8',
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'utf8cr' => 'text/plain; charset=UTF-8',
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'html' => 'text/html; charset=UTF-8',
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'html3' => 'text/html; charset=UTF-8',
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'bbfr' => 'text/plain; charset=UTF-8',
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'irc' => 'text/plain; charset=UTF-8',
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'ps' => 'application/postscript',
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'svg' => 'image/svg+xml',
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'tga' => 'image/x-targa'
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);
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$download_extension_map = array(
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'caca' => 'caca',
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'ansi' => 'txt',
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'utf8' => 'txt',
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'utf8cr' => 'txt',
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'irc' => 'txt',
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'tga' => 'tga'
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);
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$inline_extension_map = array(
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'bbfr' => 'txt',
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'ps' => 'ps',
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'svg' => 'svg'
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);
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if (! array_key_exists($format, $content_type_map))
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$content_type = 'application/octet-stream';
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else
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$content_type = $content_type_map[$format];
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header('Content-Type: ' . $content_type);
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if (array_key_exists($format, $download_extension_map))
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header('Content-Disposition: attachment; filename=export.' . $download_extension_map[$format]);
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else if (array_key_exists($format, $inline_extension_map))
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header('Content-Disposition: inline; filename=export.' . $inline_extension_map[$format]);
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echo caca_export_string($cv, $format);
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?>
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