Dumps all images from iMessages.

imessage_dump.py

import os
import shutil

mkdir ~/Desktop/imessage

rootDir = "/Users/${USER}/Library/Messages/Attachments"
destDir = "/Users/${USER}/Desktop/imessage"
IGNORE_STRING = "pluginPayloadAttachment"
for dirName, subdirList, fileList in os.walk(rootDir):
    #print("Found directory: %s" % dirName)
    for fname in fileList:
        if IGNORE_STRING in fname:
            print("skipping: \t%s" % fname)
            continue
        print("\t%s" % fname)
        src_fp = os.path.join(rootDir, dirName,fname)
        dest_fp = os.path.join(destDir, fname)
        shutil.copy2(src_fp, dest_fp)