From 6896c4082a9ab3636380e8b1407635274dabab8e Mon Sep 17 00:00:00 2001
From: Cash Costello <cash.costello@gmail.com>
Date: Sun, 12 Jul 2009 02:01:24 +0000
Subject: started the imagick watermarking code

---
 lib/watermark.php | 64 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)

(limited to 'lib/watermark.php')

diff --git a/lib/watermark.php b/lib/watermark.php
index 91e2a38f3..b80e1b9e9 100644
--- a/lib/watermark.php
+++ b/lib/watermark.php
@@ -26,6 +26,70 @@ function tp_gd_watermark($filename) {
 }
 
 function tp_imagick_watermark($filename) {
+	$watermark_text = get_plugin_setting('watermark_text', 'tidypics');
+	if (!$watermark_text)
+		return;
+	
+
+	
+	$owner = get_loggedin_user();
+
+	$watermark_text = tp_process_watermark_text($watermark_text, $owner);
+	
+	$ext = ".png";
+	
+	$user_stamp_base = tp_get_watermark_filename($watermark_text, $owner);
+	
+	
+	if ( !file_exists( $user_stamp_base . $ext )) { //create the watermark if it doesn't exist
+/*
+	$commands = array();
+		$commands[] = $im_path . 'convert -size 300x50 xc:grey30 -pointsize 20 -gravity center -draw "fill grey70  text 0,0  \''. $watermark_text . '\'" "'. $user_stamp_base . '_fgnd' . $ext . '"';
+		$commands[] = $im_path . 'convert -size 300x50 xc:black -pointsize 20 -gravity center -draw "fill white  text  1,1  \''. $watermark_text . '\' text  0,0  \''. $watermark_text . '\' fill black  text -1,-1 \''. $watermark_text . '\'" +matte ' . $user_stamp_base . '_mask' . $ext;
+		$commands[] = $im_path . 'composite -compose CopyOpacity  "' . $user_stamp_base . "_mask" . $ext . '" "' . $user_stamp_base . '_fgnd' . $ext . '" "' . $user_stamp_base . $ext . '"';
+		$commands[] = $im_path . 'mogrify -trim +repage "' . $user_stamp_base . $ext . '"';
+		$commands[] = 'rm "' . $user_stamp_base . '_mask' . $ext . '"';
+		$commands[] = 'rm "' . $user_stamp_base . '_fgnd' . $ext . '"';
+		
+		foreach( $commands as $command ) {
+			exec( $command );
+		}
+*/
+	}
+
+	try {
+		$img = new Imagick($filename);
+	} catch (ImagickException $e) {
+		return false;
+	}
+	
+	try {
+		$mask = new Imagick($user_stamp_base . $ext);
+	} catch (ImagickException $e) {
+		return false;
+	}
+	
+	$image_width = $img->getImageWidth();
+	$image_height = $img->getImageHeight();
+	$mask_width = $mask->getImageWidth();
+	$mask_height = $mask->getImageHeight();
+	
+	// matching -gravity south -geometry +0+10
+	$top = $image_height - $mask_height - 10;
+	$left = round(($image_width - $mask_width) / 2);
+	
+	$img->compositeImage($mask, Imagick::COMPOSITE_DEFAULT, $left, $top);
+	
+	$mask->destroy();
+	
+	if ($img->writeImage($filename) != true) {
+		$img->destroy();
+		return false;
+	}
+	
+	$img->destroy();
+	
+	return true;
 }
 
 function tp_imagick_cmdline_watermark($filename) {
-- 
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