First code commit, with very few things.

* Beginning of object class
* Beginning of permission class

9 files changed, 86 insertions, 0 deletions

diff --git a/.gitignore b/.gitignore
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index 0000000..454d936
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+*.pyc
+.directory
diff --git a/__init__.py b/__init__.py
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index 0000000..faaaf79
--- /dev/null
+++ b/__init__.py
@@ -0,0 +1,3 @@
+# -*- coding: utf-8 -*-
+
+
diff --git a/object.py b/object.py
new file mode 100755
index 0000000..a89b020
--- /dev/null
+++ b/object.py
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+# -*- coding: utf-8 -*-
+#TODO : dissociate the db connexion and the objecthandler (probably pass a db connexion as init argument)
+import sqlite3
+from version import VERSION
+
+class ObjectHandler :
+    
+    def __init__(self,root,dbhandler) :
+        self.rootDirectory = root
+        self.db = dbhandler
+        if isinstance(self.db,sqlite3.Connection) :
+            self.db.text_factory = str
+            self.sql = self.db.cursor()
+    
+    def childList(self,hash) :
+        self.sql.execute("select son from structure where hash=?",(hash,))
+        l = []
+        for son in self.cursor :
+            l.append(son[0])
+        return l
+    
+    def fileName(self,hash) :
+        return self.rootDirectory+'objects/'+hash[:2]+'/'+hash[2:]
+        
+    def appendChild(self,father,son) :
+        self.sql.execute("insert into structure values (?,?)",(father,son))
+        self.db.commit()
+        
diff --git a/permission.py b/permission.py
new file mode 100755
index 0000000..310cef2
--- /dev/null
+++ b/permission.py
@@ -0,0 +1,45 @@
+# -*- coding: utf-8 -*-
+#TODO : move the globals to a config file (use the config file parser module)
+PERM_LIST=['READ','MODIFY','APPEND'] #just add a string here to define a new permission
+PERMS = len(PERM_LIST)
+MAX = (1<<PERMS)-1
+
+class PermissionError(Exception) :
+    def __init__(self,error_string) :
+        self.error = error_string
+        
+    def __str__(self) :
+        str(self.error)
+
+class Permission :
+    
+    def __init__(self,init) : 
+        if isinstance(init,int) :
+            if (init > MAX) or (init < 0) :
+                raise PermissionError('Permission int not in correct range')
+            result = []
+            for shift in range(PERMS-1,-1,-1) :
+                if init>>shift :
+                    result.append(PERM_LIST[shift])
+                    init = init-(1<<shift)
+            self.perm_list = result
+        elif isinstance(init,list) :
+            if (set(init) <= set(PERM_LIST)) :
+                self.perm_list = init
+            else :
+                raise PermissionError('Undefined permission')
+            
+    def __str__(self) :
+        return str(self.perm_list)
+        
+    def toInt(self) :
+        result = 0
+        for i,perm in enumerate(PERM_LIST) :
+            if perm in self.perm_list :
+                result += 1<<i
+        return result
+        
+if __name__== '__main__' :
+    for i in range(MAX+1) :
+        print i, Permission(i), Permission(i).toInt()
+    
\ No newline at end of file
diff --git a/users/thibaut/4786341468f1bb861b8ae2cd6dc0a2c582bf5da5 b/users/thibaut/4786341468f1bb861b8ae2cd6dc0a2c582bf5da5
new file mode 100755
index 0000000..89df1e2
--- /dev/null
+++ b/users/thibaut/4786341468f1bb861b8ae2cd6dc0a2c582bf5da5
@@ -0,0 +1 @@
+fils
diff --git a/users/thibaut/71f57e14acfdc04b2fe6ed5e2b4dc4e04558dea9 b/users/thibaut/71f57e14acfdc04b2fe6ed5e2b4dc4e04558dea9
new file mode 100755
index 0000000..ea7b6a8
--- /dev/null
+++ b/users/thibaut/71f57e14acfdc04b2fe6ed5e2b4dc4e04558dea9
@@ -0,0 +1 @@
+pere
diff --git a/users/thibaut/db.sql b/users/thibaut/db.sql
new file mode 100755
index 0000000..cca9035
--- /dev/null
+++ b/users/thibaut/db.sql
diff --git a/users/thibaut/ed10ca5a70af5dfbd943667ec2b9ee857ee2a148 b/users/thibaut/ed10ca5a70af5dfbd943667ec2b9ee857ee2a148
new file mode 100755
index 0000000..4fe92a6
--- /dev/null
+++ b/users/thibaut/ed10ca5a70af5dfbd943667ec2b9ee857ee2a148
@@ -0,0 +1 @@
+fils2
diff --git a/version.py b/version.py
new file mode 100755
index 0000000..306cebb
--- /dev/null
+++ b/version.py
@@ -0,0 +1,5 @@
+# -*- coding: utf-8 -*-
+MAJOR=0
+MINOR=1
+TYPE='dev'
+VERSION = str(MAJOR)+'.'+str(MINOR)+TYPE #TODO: add the commit number ?