gryf/pygtktalog
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* Added functions for fill TreeStore and ListStore with data.

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* Added methods for fetch information about file/directory.
This commit is contained in:
gryf
2007-08-26 11:14:54 +00:00
parent e04e77a527
commit a00a60a8dd
1 changed files with 170 additions and 15 deletions
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185
mvc/src/models/m_main.py
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@@ -17,6 +17,9 @@ import mx.DateTime
import os
import mimetypes
import gtk
import gobject
from m_config import ConfigModel
class MainModel(ModelMT):
@@ -31,6 +34,9 @@ class MainModel(ModelMT):
modified = False
db_connection = None
db_cursor = None
abort = False
discsTree = gtk.TreeStore(gobject.TYPE_INT, gobject.TYPE_STRING,str)
filesList = gtk.ListStore(gobject.TYPE_INT, gobject.TYPE_STRING, gobject.TYPE_INT, gobject.TYPE_STRING, gobject.TYPE_INT, gobject.TYPE_STRING,str)
def __init__(self):
ModelMT.__init__(self)
@@ -64,6 +70,17 @@ class MainModel(ModelMT):
self.__create_internal_filename()
self.__connect_to_db()
self.__create_database()
try:
self.discsTree.clear()
except:
pass
try:
self.filesList.clear()
except:
pass
return
def save(self):
@@ -82,11 +99,76 @@ class MainModel(ModelMT):
return
self.thread = _threading.Thread(target=self.__scan)
self.thread.start()
return
def refresh_tree(self):
"""generate tree model from discs tree"""
if __debug__:
print "refreshing"
# flush buffer to release db lock.
self.db_connection.commit()
if self.busy:
return
self.thread = _threading.Thread(target=self.__prepare_discs_treemodel)
self.thread.start()
return
def get_root_entries(self,id=None):
try:
self.filesList.clear()
except:
pass
# parent for virtual '..' dir
#myiter = self.filemodel.insert_before(None,None)
#self.cur.execute("SELECT parent FROM files_connect WHERE child=? AND depth = 1",(id,))
#self.filemodel.set_value(myiter,0,self.cur.fetchone()[0])
#self.filemodel.set_value(myiter,1,'..')
#if __debug__:
# print datetime.datetime.fromtimestamp(ch[3])
# directories first
self.db_cursor.execute("SELECT o.child, f.filename, f.size, f.date FROM files_connect o LEFT JOIN files f ON o.child=f.id WHERE o.parent=? AND o.depth=1 AND f.type=1 ORDER BY f.filename",(id,))
for ch in self.db_cursor.fetchall():
myiter = self.filesList.insert_before(None,None)
self.filesList.set_value(myiter,0,ch[0])
self.filesList.set_value(myiter,1,ch[1])
self.filesList.set_value(myiter,2,ch[2])
self.filesList.set_value(myiter,3,datetime.datetime.fromtimestamp(ch[3]))
self.filesList.set_value(myiter,4,1)
self.filesList.set_value(myiter,5,'direktorja')
self.filesList.set_value(myiter,6,gtk.STOCK_DIRECTORY)
#print datetime.datetime.fromtimestamp(ch[3])
# all the rest
self.db_cursor.execute("SELECT o.child, f.filename, f.size, f.date, f.type FROM files_connect o LEFT JOIN files f ON o.child=f.id WHERE o.parent=? AND o.depth=1 AND f.type!=1 ORDER BY f.filename",(id,))
for ch in self.db_cursor.fetchall():
myiter = self.filesList.insert_before(None,None)
self.filesList.set_value(myiter,0,ch[0])
self.filesList.set_value(myiter,1,ch[1])
self.filesList.set_value(myiter,2,ch[2])
self.filesList.set_value(myiter,3,datetime.datetime.fromtimestamp(ch[3]))
self.filesList.set_value(myiter,4,ch[4])
self.filesList.set_value(myiter,5,'kategoria srategoria')
self.filesList.set_value(myiter,6,gtk.STOCK_FILE)
#print datetime.datetime.fromtimestamp(ch[3])
return
def get_file_info(self,id):
"""get file info from database"""
self.db_cursor.execute("SELECT filename, date, size, type FROM files WHERE id = ?",(id,))
set = self.db_cursor.fetchone()
if set == None:
return ''
string = """Filename: %s
Date: %s
Size: %s
type: %s""" % (set[0],datetime.datetime.fromtimestamp(set[1]),set[2],set[3])
return string
# private class functions
def __connect_to_db(self):
self.db_connection = sqlite.connect("%s" % self.internal_filename, detect_types=sqlite.PARSE_DECLTYPES|sqlite.PARSE_COLNAMES)
self.db_cursor = self.db_connection.cursor()
@@ -122,7 +204,9 @@ class MainModel(ModelMT):
# jako, że to jest w osobnym wątku, a sqlite się przypieprza, że musi mieć
# konekszyn dla tego samego wątku, więc robimy osobne połączenie dla tego zadania.
db_connection = sqlite.connect("%s" % self.internal_filename, detect_types=sqlite.PARSE_DECLTYPES|sqlite.PARSE_COLNAMES)
db_connection = sqlite.connect("%s" % self.internal_filename,
detect_types=sqlite.PARSE_DECLTYPES|sqlite.PARSE_COLNAMES,
isolation_level="IMMEDIATE")
db_cursor = db_connection.cursor()
timestamp = datetime.datetime.now()
@@ -140,7 +224,10 @@ class MainModel(ModelMT):
for root,kat,plik in os.walk(self.path):
for p in plik:
count+=1
step = 1.0/count
if count > 0:
step = 1.0/count
else:
step = 1.0
self.count = 0
def __recurse(path,name,wobj,date=0,frac=0,size=0,idWhere=1):
@@ -153,6 +240,8 @@ class MainModel(ModelMT):
idWhere - simple id parent, or "place" where to add node
"""
#{{{
if self.abort:
return -1
_size = size
walker = os.walk(path)
root,dirs,files = walker.next()
@@ -167,9 +256,15 @@ class MainModel(ModelMT):
for i in dirs:
st = os.stat(os.path.join(root,i))
_size = _size + __recurse(os.path.join(path,i),i,wobj,st.st_mtime,frac,0,currentid)
dirsize = __recurse(os.path.join(path,i),i,wobj,st.st_mtime,frac,0,currentid)
if dirsize == -1:
break
else:
_size = _size + dirsize
for i in files:
if self.abort:
break
self.count = self.count + 1
st = os.stat(os.path.join(root,i))
@@ -201,30 +296,90 @@ class MainModel(ModelMT):
db_cursor.execute("insert into files_connect(parent,child,depth) values(?,?,?)",(currentfileid, currentfileid, 0))
if currentid>0:
db_cursor.execute("insert into files_connect(parent, child, depth) select r1.parent, r2.child, r1.depth + r2.depth + 1 as depth FROM files_connect r1, files_connect r2 WHERE r1.child = ? AND r2.parent = ? ",(currentid, currentfileid))
db_connection.commit()
db_cursor.execute("update files set size=? where id=?",(_size, currentid))
return _size
if self.abort:
return -1
else:
return _size
#}}}
#self.db_connection.commit()
__recurse(self.path,self.label,self,0,step)
db_connection.commit()
db_cursor.close()
if __recurse(self.path,self.label,self,0,step) == -1:
db_cursor.close()
db_connection.rollback()
else:
db_cursor.close()
db_connection.commit()
self.__prepare_discs_treemodel()
db_connection.close()
if __debug__:
print "scan time: ", (datetime.datetime.now() - timestamp)
self.modified = True
self.busy = False
#self.__display_main_tree()
#if self.sbid != 0:
# self.status.remove(self.sbSearchCId, self.sbid)
self.statusmsg = "Idle"
self.progress = 0
self.abort = False
def __prepare_discs_treemodel(self):
"""load data from DB to tree model"""
# cleanup treeStore
self.discsTree.clear()
#connect
db_connection = sqlite.connect("%s" % self.internal_filename,
detect_types=sqlite.PARSE_DECLTYPES|sqlite.PARSE_COLNAMES)
db_cursor = db_connection.cursor()
db_cursor.execute("select count(id) from files where type=1")
count = db_cursor.fetchone()[0]
if count>0:
step = 1.0/self.count
else:
step = 1.0
count = 0
self.statusmsg = "Fetching data from catalog file"
def get_children(id, name, parent):
"""fetch all children and place them in model"""
#{{{
myiter = self.discsTree.insert_before(parent,None)
self.discsTree.set_value(myiter,0,id)
self.discsTree.set_value(myiter,1,name)
# isroot?
if parent == None:
self.discsTree.set_value(myiter,2,gtk.STOCK_CDROM)
else:
self.discsTree.set_value(myiter,2,gtk.STOCK_DIRECTORY)
db_cursor.execute("SELECT o.child, f.filename FROM files_connect o LEFT JOIN files f ON o.child=f.id WHERE o.parent=? AND o.depth=1 AND f.type=1 ORDER BY f.filename",(id,))
# progress
self.progress = step * self.count
for cid,name in db_cursor.fetchall():
get_children(cid, name, myiter)
#}}}
# get initial roots from first, default root (id: 1) in the tree,
# and then add other subroots to tree model
if __debug__:
data = datetime.datetime.now()
db_cursor.execute("SELECT o.child, f.filename FROM files_connect o LEFT JOIN files f ON o.child=f.id WHERE o.parent=1 AND o.depth=1 AND f.type=1 ORDER BY f.filename")
# real volumes:
for id,name in db_cursor.fetchall():
get_children(id,name,None)
if __debug__:
print "tree generation time: ", (datetime.datetime.now() - data)
self.statusmsg = "Idle"
self.progress = 0
if __debug__:
print "scan time: ", (datetime.datetime.now() - timestamp)
return
pass # end of class