From cd92b7838d0c8b959dbb5626a1b7615dd4f42e52 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E4=BE=9D=E7=91=AA=E8=B2=93?= <imacat@mail.imacat.idv.tw>
Date: Sat, 24 Dec 2016 06:42:44 +0800
Subject: [PATCH] Added complex fules to determine whether soffice is
 LibreOffice, for the vender-installed LibreOffice on Linux.

---
 bin/obasync | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/bin/obasync b/bin/obasync
index 988ee1b..b73c936 100755
--- a/bin/obasync
+++ b/bin/obasync
@@ -362,7 +362,7 @@ class Office:
             self.port
         # LibreOffice on POSIX systems uses --accept instead of
         # -accept now.
-        if ooexec.lower().find("libreoffice") != -1:
+        if self.is_ooexec_lo(ooexec):
             param = "-" + param
         try:
             os.execl(ooexec, ooexec, param)
@@ -399,5 +399,21 @@ class Office:
         # Not found
         return None
 
+    def is_ooexec_lo(self, ooexec):
+        """ Checks whether the soffice executable is LibreOffice.
+            LibreOffice on POSIX systems uses --accept instead of
+            -accept now.  """
+        # This works for most cases.
+        if ooexec.lower().find("libreoffice") != -1:
+            return True
+        
+        # Checks the symbolic link at /usr/bin/soffice
+        if ooexec == "/usr/bin/soffice" and os.path.islink(ooexec):
+            if os.readlink(ooexec).lower().find("libreoffice") != -1:
+                return True
+        
+        # Not found
+        return False
+
 if __name__ == "__main__":
     main()