find, init, install cmds

papers

@@ -0,0 +1,90 @@
+#!/usr/bin/env python
+
+import sys, os
+import datetime
+import shutil
+import tempfile
+import textwrap
+from subprocess import call
+
+try:
+    import pybtex
+except ImportError:
+    print '{}error{}: you need to install Pybtex; try running \'pip install pybtex\'.'.format(red, end)
+    
+    
+# display 
+
+bold    = '\033[1m'
+end     = '\033[0m'
+
+black   = '\033[0;30m'
+red     = '\033[0;31m'
+green   = '\033[0;32m'
+yellow  = '\033[0;33m'
+blue    = '\033[0;34m'
+purple  = '\033[0;35m'
+cyan    = '\033[0;36m'
+grey    = '\033[0;37m'
+
+# Bold
+bblack  = '\033[1;30m'
+bred    = '\033[1;31m'
+bgreen  = '\033[1;32m'
+byellow = '\033[1;33m'     
+bblue   = '\033[1;34m'
+bpurple = '\033[1;35m'
+bcyan   = '\033[1;36m'
+bgrey   = '\033[1;37m'
+
+
+# utility functions
+
+papersdir = None
+
+def find_papersdir():
+    global papersdir
+    curdir = os.path.abspath(os.getcwd())
+    while curdir != '':
+        if os.path.exists(curdir + '/.papers') and os.path.isdir(curdir + '/.papers'):
+            papersdir = curdir + '/.papers'
+            curdir = ''
+        if curdir == '/':
+            curdir = ''
+        else:
+            curdir = os.path.split(curdir)[0]
+
+    if papersdir is None:
+        print '{}error{} : no papers repo found in this directory or in any parent directory.{}'.format(red, grey, end)
+        exit(0)
+        
+
+# commands
+
+def init_cmd():
+    """Create a .papers directory"""
+    # create dir
+    papersdir = os.getcwd() + '/.papers'
+    if not os.path.exists(papersdir):
+        print '{}initializing papers in {}{}{}'.format(grey, cyan, papersdir, end)
+        os.makedirs(papersdir)
+    else:
+        print '{}error{} : papers already present in {}{}{}'.format(red, grey, cyan, papersdir, end)
+
+def install_cmd():
+    """Install command on the system"""
+    print '{}file to install : {}{}{}'.format(grey, cyan, __file__, end)
+    default = '/usr/local/bin'
+    print "{}folder to install the papers command [{}{:s}{}] : {}".format(grey, cyan, default, grey, end),
+    sys.stdout.flush()
+    path = raw_input()
+    if path == '':
+        path = default
+    if not os.path.exists(path):
+        print "{}error{}: {}{:s}{} does not exist - installation aborted".format(red, end, cyan, path, end)
+    else:
+        if os.path.exists(path+'/papers'):
+            if os.path.samefile(path+'/papers', __file__):
+                return
+        shutil.copy(__file__, path)
+