Fix imagick generate office files

Sometimes unoconv is failed to generate office file and can give a zero file. In this case the file will be never re-generate.
pydio · Oct 30, 2015 · 2a9b28d · 2a9b28d
1 parent c480912
commit 2a9b28d
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/core/src/plugins/editor.imagick/class.IMagickPreviewer.php b/core/src/plugins/editor.imagick/class.IMagickPreviewer.php
@@ -275,7 +275,7 @@ public function generateJpegsCallback($masterFile, $targetFile)
         chdir($workingDir);
         if ($unoconv !== false && in_array(strtolower($extension), $officeExt)) {
             $unoDoc = preg_replace("/(-[0-9]+)?\\.jpg/", "_unoconv.pdf", $tmpFileThumb);
-            if (!is_file($unoDoc)) {
+            if (!is_file($unoDoc)  || (is_file($unoDoc) && (filesize($unoDoc) == 0))) {
                 if (stripos(PHP_OS, "win") === 0) {
                     $unoconv = $this->pluginConf["UNOCONV"]." -o ".escapeshellarg(basename($unoDoc))." -f pdf ".escapeshellarg($masterFile);
                 } else {