X-Git-Url: http://positon.org/gitweb/?p=bizou.git;a=blobdiff_plain;f=plugins%2F_disabled%2Fbalanced%2Ffunctions.php;fp=plugins%2F_disabled%2Fbalanced%2Ffunctions.php;h=9464423b557fb0d8de597594773bc7d85e656974;hp=0000000000000000000000000000000000000000;hb=c4491b6746923f941bea358f6bbbe9d40368a0f8;hpb=983aec6f252b587aaf4118a5c416bc919d84669e

diff --git a/plugins/_disabled/balanced/functions.php b/plugins/_disabled/balanced/functions.php
new file mode 100644
index 0000000..9464423
--- /dev/null
+++ b/plugins/_disabled/balanced/functions.php
@@ -0,0 +1,64 @@
+<?php
+
+function getPreview($imgFile, $maxSize = THUMB_SIZE)
+{
+        # example: data/myalbum/100.mypic.jpg
+        $newImgFile = DATA_DIR."/".dirname($imgFile)."/".$maxSize.".".basename($imgFile);
+
+        # if the preview is a symlink, image is already good sized
+        if (is_link($newImgFile)) return $imgFile;
+
+        if (! is_file($newImgFile))
+        {
+                # this tels the template to flush output after displaying previews
+                $GLOBALS["generating"] = true;
+
+                # reset script time limit to 20s (wont work in safe mode)
+                set_time_limit(20);
+
+                $ext = strtolower(substr($imgFile, -4));
+                if ($ext == ".jpg")
+                        $img = imagecreatefromjpeg($imgFile);
+                else
+                        $img = imagecreatefrompng($imgFile);
+
+                $w = imagesx($img);
+                $h = imagesy($img);
+                # if the image is already small, make a symlink, and return it
+                if ($w <= $maxSize and $h <= $maxSize) {
+                        imagedestroy($img);
+                        symlink($imgFile, $newImgFile);
+                        return $imgFile;
+                }
+
+                # config to allow group writable files
+                umask(DATA_UMASK);
+                # create the thumbs directory recursively
+                if (! is_dir(dirname($newImgFile))) mkdir(dirname($newImgFile), 0777, true);
+
+                //if ($w > $h) {
+                //      $newW = $maxSize;
+                //      $newH = $h/($w/$maxSize);
+                //} else {
+                        $newW = $w/($h/$maxSize);
+                        $newH = $maxSize;
+                //}
+
+                $newImg = imagecreatetruecolor($newW, $newH);
+
+                imagecopyresampled($newImg, $img, 0, 0, 0, 0, $newW, $newH, $w, $h);
+
+                if ($ext == ".jpg")
+                        imagejpeg($newImg, $newImgFile);
+                else
+                        imagepng($newImg, $newImgFile);
+
+                imagedestroy($img);
+                imagedestroy($newImg);
+        }
+
+        return $newImgFile;
+}
+
+
+?>