fixed some clipurr issues

clipurr/src/clipurr.nim

@@ -1,11 +1,10 @@
 import ../../globurrl
 import std/[strutils,os,db_sqlite,osproc]
 
-const CLIP_DB = WM_TOOLS_DIR & ".clipurr_cache.sqlite"
+const CLIP_DB = WM_TOOLS_DIR & "clipurr_cache.sqlite"
 const KEEP_ITEMS = 20
 
 proc openDBConn(): DBConn
-let db = openDBConn()
 
 proc addClip(str: var string)
 
@@ -45,9 +44,8 @@ proc openDBConn(): DBConn  =
   return db
 
 proc clearHistory() =
-#  let db = openDBConn()
+  let db = openDBConn()
 
-  defer: db.close()
   try:
     db.exec(sql"drop table if exists clip_items")
   except:
@@ -56,8 +54,9 @@ proc clearHistory() =
 proc maintainDB() =
   return # order by and offset doesn't work unless certain sqlite compile time options set
          # will create a different way to do this
-  let db = openDBConn()
   try:
+    let db = openDBConn()
+    defer: db.close()
     db.exec(sql"""BEGIN""")
     db.exec(sql"delete from clip_items order by timestamp desc offset ?", KEEP_ITEMS)
     db.exec(sql"""COMMIT""")
@@ -67,6 +66,7 @@ proc maintainDB() =
 proc escapeClip(str: string): string =
   var clip = str
   clip = clip.replace("`","\\`")
+  clip = clip.replace("\\n`","\\\\n`")
   clip = escape(clip)
   return strip(clip)
 
@@ -82,8 +82,9 @@ proc unescapeClip(str: string): string =
 proc readClipFile(): seq[string] =
   var clips: seq[string] = @[]
 #  let db = openDBConn()
-  defer: db.close()
   try:
+    let db = openDBConn()
+    defer: db.close()
     for row in db.fastRows(sql"select distinct(clip) from clip_items order by timestamp desc LIMIT ?", KEEP_ITEMS):
       var str = unescapeClip(row[0])
       clips.add(str)
@@ -98,12 +99,15 @@ proc addClip(str: var string) =
     var t = str[1..3]
     echo "Is a ", $t, " file , not storing"
     str = "[" & t & " Image] (not stored)"
-  defer: db.close()
   try:
+    str = escapeClip(str)
+    echo "clipboard content : ", str
+    let db = openDBConn()
+    defer: db.close()
     db.exec(sql"""BEGIN""")
     db.exec(sql"""insert into clip_items (timestamp, clip)
                     values (CURRENT_TIMESTAMP, ?)               
-               """, escapeClip(str))
+               """, str)
     db.exec(sql"""COMMIT""")
   except:
     echo getCurrentExceptionMsg()