reorged the watermark code so easier to add gd and php imagick

diff --git a/lib/watermark.php b/lib/watermark.php
index b60bae88e9b16f405db34d96ff6d2ea605ec4c08..91e2a38f350f2c63399ce3c437c7b81801248637 100644 (file)
--- a/lib/watermark.php
+++ b/lib/watermark.php
@@ -1,5 +1,27 @@
 <?php
 
+function tp_process_watermark_text($text, $owner) {
+       global $CONFIG;
+
+       $text = str_replace("%username%", $owner->username, $text);
+       $text = str_replace("%sitename%", $CONFIG->sitename, $text);
+       
+       return $text;
+}
+
+function tp_get_watermark_filename($text, $owner) {
+       global $CONFIG;
+
+       $base = strtolower($text);
+       $base = preg_replace("/[^\w-]+/", "-", $base);
+       $base = trim($base, '-');
+       
+       $filename = tp_get_img_dir();
+       $filename .= strtolower($owner->username . "_" . $base . "_stamp");
+       
+       return $filename;
+}
+
 function tp_gd_watermark($filename) {
 }
 
@@ -7,7 +29,6 @@ function tp_imagick_watermark($filename) {
 }
 
 function tp_imagick_cmdline_watermark($filename) {
-       global $CONFIG;
        
        $watermark_text = get_plugin_setting('watermark_text', 'tidypics');
        if (!$watermark_text)
@@ -25,18 +46,12 @@ function tp_imagick_cmdline_watermark($filename) {
        
        $owner = get_loggedin_user();
 
+       $watermark_text = tp_process_watermark_text($watermark_text, $owner);
        
-       $watermark_text = str_replace("%username%", $owner->username, $watermark_text);
-       $watermark_text = str_replace("%sitename%", $CONFIG->sitename, $watermark_text);
-
        $ext = ".png";
        
-       $watermark_filename = strtolower($watermark_text);
-       $watermark_filename = preg_replace("/[^\w-]+/", "-", $watermark_filename);
-       $watermark_filename = trim($watermark_filename, '-');
+       $user_stamp_base = tp_get_watermark_filename($watermark_text, $owner);
        
-       $user_stamp_base = tp_get_img_dir();
-       $user_stamp_base .= strtolower($owner->username . "_" . $watermark_filename . "_stamp");
        
        if ( !file_exists( $user_stamp_base . $ext )) { //create the watermark if it doesn't exist
                $commands = array();