Added a stat report script.

README.md

@@ -43,7 +43,10 @@ This tool can parse and dump WeChat chat history on a rooted android phone.
 ```
 ./dump_html.py decrypted.db resource <contact name> output.html
 ```
-
++ Generate statistical report on text messages:
+```
+./report.sh message_dir
+```
 ### Examples:
 See [here](http://ppwwyyxx.com/static/wechat/example.html) for an example html.
 

report.sh

@@ -0,0 +1,27 @@
+#!/bin/bash -e
+# File: android-interact.sh
+# Date: Sat Mar  7 20:57:51 2015 +0800
+# Author: Kangjing Huang <[email protected]>
+
+
+if [[ -z $1 ]]
+then 
+    echo "Usage: $0 [Directory of text messages]"
+    exit 1
+fi
+
+echo -e "Filename\tCounts of message\tCounts of chars\tCounts of words" 
+
+SAVEIFS=$IFS
+IFS=$(echo -en "\n\b")
+
+for i in "$1"/*.txt
+do
+    echo -en "$i\t"
+    LINECOUNT=$(cat "$i"| wc -l )
+    CHARCOUNT=$(cat "$i"| sed 's/.*:[0-9][0-9]:\(.*\)/\1/g'  | sed 's/\[.*\]//g'  | grep  -v img | wc -m)
+    WORDCOUNT=$(cat "$i"| sed 's/.*:[0-9][0-9]:\(.*\)/\1/g'  | sed 's/\[.*\]//g'  | grep  -v img | wc -w)
+    echo -e "$LINECOUNT\t$CHARCOUNT\t$WORDCOUNT"
+done
+
+IFS=$SAVEIFS