Update of /cvsroot/phpwiki/phpwiki/lib/plugin
In directory usw-pr-cvs1:/tmp/cvs-serv16615/phpwiki/lib/plugin
Modified Files:
text2png.php
Log Message:
text2png plug now really works! (accepts a text= argument, and does cache the image in /image/$lang/ instead of redrawing each time)
Index: text2png.php
===================================================================
RCS file: /cvsroot/phpwiki/phpwiki/lib/plugin/text2png.php,v
retrieving revision 1.1
retrieving revision 1.2
diff -C2 -r1.1 -r1.2
*** text2png.php 2001年12月01日 10:01:42 1.1
--- text2png.php 2001年12月06日 00:21:45 1.2
***************
*** 1,51 ****
<?php // -*-php-*-
class WikiPlugin_text2png
extends WikiPlugin
{
! var $name = 'text2png';
! function getDefaultArguments() {
! return array('text' => 'Hello WikiWorld!');
! }
! function run($args) {
! //FIXME: are quotes needed for the argument string text= or no?
! //FIXME: the next two lines aren't the correct way to extract a text argument for a WikiPlugin
! $args = &$this->args;
! $t = $args['text'];
! return $this->text2png($t);
! // return sprintf("<tt>%s %s</tt>", $salutation, $name);
! }
!
! function text2png($text) {
! //FIXME: once this accepts a text argument the next line should be removed
! $text="Hello WikiWorld!";
!
! $text or die ("?text string required");
! $im = @ImageCreate(150, 75) or die ("Cannot Initialize new GD image stream. PHP must be compiled with support for GD 1.6 or later to create png files.");
!
! $bg_color = ImageColorAllocate($im, 255, 255, 255);
! $text_color = ImageColorAllocate($im, 50, 50, 200);
! $ttfont = "/System/Library/Frameworks/JavaVM.framework/Versions/1.3.1/Home/lib/fonts/LucidaSansRegular.ttf";
!
! ImageTTFText($im, 10, 0, 10, 30, $text_color, $ttfont, $text);
! ImageString($im, 2, 10, 40, $text, $text_color);
!
! // dump directly to browser:
! // header("Content-type: image/png");
! // ImagePng($im);
!
! // save to file:
! $filename = $text . ".png";
! $success = ImagePng($im, "../" . $filename);
!
! //FIXME: the link generated doesn't work. The image file is dumped in the same directory as index.php
! if($success = 1) {
! $s = "<p>png image saved as <a href=\"/$filename\">$filename</a>.</p>";
! } else {
! $s = "<p>Error creating png file.</p>";
! }
! return $s;
! }
};
--- 1,96 ----
<?php // -*-php-*-
+ define('text2png_debug', true);
+
+
class WikiPlugin_text2png
extends WikiPlugin
{
! var $name = 'text2png';
!
! function getDefaultArguments() {
! global $LANG;
! return array('text' => "Hello WikiWorld!",
! 'l' => $LANG );
! }
!
! function run($dbi, $argstr, $request) {
! extract($this->getArgs($argstr, $request));
! return $this->text2png($text,$l);
! }
!
! function text2png($text,$l) {
!
! //basic image creation and caching
! //you MUST delete the image cache yourself if you change the drawing routines!
!
! //to show debug string, whether image was saved or loaded from cache
! //and what the path is
! $filename = $text . ".png";
! if ($l == "C") { $l = "en"; } //FIXME: hack for english, C=en
! $filepath = getcwd() . "/images/$l";
!
! if (!file_exists($filepath ."/". $filename)) {
!
! if (!file_exists($filepath)) {
! $oldumask = umask(0);
! mkdir($filepath, 0777); //permissions affected by user the www server is running as
! umask($oldumask);
! }
!
! // add trailing slash to save some keystrokes later
! $filepath .= "/";
!
! // prepare a new image
! $im = @ImageCreate(150, 50) or die ("Cannot Initialize new GD image stream. PHP must be compiled with support for GD 1.6 or later to create png files.");
!
! // get ready to draw
! $bg_color = ImageColorAllocate($im, 255, 255, 255);
! $ttfont = "/System/Library/Frameworks/JavaVM.framework/Versions/1.3.1/Home/lib/fonts/LucidaSansRegular.ttf";
!
! // http://download.php.net/manual/en/function.imagettftext.php
! // array imagettftext (int im, int size, int angle, int x, int y, int col, string fontfile, string text)
!
! //draw shadow
! $text_color = ImageColorAllocate($im, 175, 175, 175);
! //shadow is 1 pixel down and 2 pixels right
! ImageTTFText($im, 10, 0, 12, 31, $text_color, $ttfont, $text);
! //draw text
! $text_color = ImageColorAllocate($im, 0, 0, 0);
! ImageTTFText($im, 10, 0, 10, 30, $text_color, $ttfont, $text);
! //ImageString($im, 2, 10, 40, $text, $text_color);
!
! // to dump directly to browser:
! //header("Content-type: image/png");
! //ImagePng($im);
!
! // to save to file:
! $success = ImagePng($im, $filepath . $filename);
!
! } else {
! $filepath .= "/";
! $success = 2;
! }
!
! // create an <img src= tag to show the image!
! // this could use some better error reporting
! $html = "";
! if ($success > 0) {
! if (defined('text2png_debug')) {
! switch($success) {
! case 1:
! $html .= Element('p', "Image saved to cache file: " . $filepath . $filename) . "\n" ;
! case 2:
! $html .= Element('p', "Image loaded from cache file: " . $filepath . $filename) . "\n" ;
! }
! }
! $urlpath = DATA_PATH . "/images/$l/";
! $html .= Element('img', array('src' => $urlpath . $filename, 'alt' => $text));
! } else {
! $html .= Element('p', "Error writing png file: " . $filepath . $filename) . "\n";
! }
! return $html;
! }
};
***************
*** 53,57 ****
// Local Variables:
// mode: php
! // tab-width: 8
// c-basic-offset: 4
// c-hanging-comment-ender-p: nil
--- 98,102 ----
// Local Variables:
// mode: php
! // tab-width: 4
// c-basic-offset: 4
// c-hanging-comment-ender-p: nil