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* src/GrampsDbBase.py: remove thumbnailing routines, add

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id creation. Removes gtk and Utils dependencies, making the
database routines independent of gtk and gnome.
* src/ImgManip.py: add thumbnailing routines.
* various: thumbnailing changes and pychecker fixes


svn: r3888
This commit is contained in:
Don Allingham
2005-01-09 02:18:49 +00:00
parent 65b6bb34af
commit 8ad3ba7456
23 changed files with 86 additions and 149 deletions
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70
src/GrampsDbBase.py
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@ -30,19 +30,20 @@ from this class.
# libraries
#
#-------------------------------------------------------------------------
from RelLib import *
import cPickle
import time
import random
import locale
import re
from gettext import gettext as _
import os
import md5
import gtk
#-------------------------------------------------------------------------
#
# GRAMPS libraries
#
#-------------------------------------------------------------------------
from RelLib import *
import GrampsKeys
import Utils
#-------------------------------------------------------------------------
#
@ -116,6 +117,7 @@ class GrampsDbBase:
be created.
"""
self.rand = random.Random(time.time())
self.smap_index = 0
self.emap_index = 0
self.pmap_index = 0
@ -162,6 +164,20 @@ class GrampsDbBase:
self.place2title = {}
self.name_groups = {}
def create_id(self):
s = ""
for val in [ int(time.time()*10000) & 0x7fffffff,
self.rand.randint(0,0x7fffffff),
self.rand.randint(0,0x7fffffff)]:
while val != 0:
rem = val % 36
if rem <= 9:
s += chr(48+rem)
else:
s += chr(rem+55)
val = int(val/36)
return s
def get_person_cursor(self):
assert False, "Needs to be overridden in the derived class"
@ -556,7 +572,7 @@ class GrampsDbBase:
if not person.get_gramps_id():
person.set_gramps_id(self.find_next_person_gramps_id())
if not person.get_handle():
person.set_handle(Utils.create_id())
person.set_handle(self.create_id())
self.commit_person(person,transaction)
self.genderStats.count_person (person, self)
return person.get_handle()
@ -569,7 +585,7 @@ class GrampsDbBase:
if family.get_gramps_id() == None:
family.set_gramps_id(self.find_next_family_gramps_id())
if family.get_handle() == None:
family.set_handle(Utils.create_id())
family.set_handle(self.create_id())
self.commit_family(family,transaction)
return family.get_handle()
@ -579,7 +595,7 @@ class GrampsDbBase:
not already been defined.
"""
if source.get_handle() == None:
source.set_handle(Utils.create_id())
source.set_handle(self.create_id())
if source.get_gramps_id() == None:
source.set_gramps_id(self.find_next_source_gramps_id())
self.commit_source(source,transaction)
@ -591,7 +607,7 @@ class GrampsDbBase:
not already been defined.
"""
if event.get_handle() == None:
event.set_handle(Utils.create_id())
event.set_handle(self.create_id())
if event.get_gramps_id() == None:
event.set_gramps_id(self.find_next_event_gramps_id())
self.commit_event(event,transaction)
@ -603,7 +619,7 @@ class GrampsDbBase:
not already been defined.
"""
if place.get_handle() == None:
index = Utils.create_id()
index = self.create_id()
place.set_handle(index)
if place.get_gramps_id() == None:
place.set_gramps_id(self.find_next_place_gramps_id())
@ -617,7 +633,7 @@ class GrampsDbBase:
"""
index = obj.get_handle()
if index == None:
index = Utils.create_id()
index = self.create_id()
obj.set_handle(index)
if obj.get_gramps_id() == None:
obj.set_gramps_id(self.find_next_object_gramps_id())
@ -1220,36 +1236,6 @@ class GrampsDbBase:
else:
return cols
def _build_thumb_path(self,path):
base = os.path.expanduser('~/.gramps/thumb')
m = md5.md5(path)
return os.path.join(base,m.hexdigest()+'.jpg')
def get_thumbnail_image(self,handle):
data = self.media_map.get(handle)
if data:
filename = self._build_thumb_path(data[2])
if not os.path.isfile(filename):
self.set_thumbnail_image(handle,data[2])
return gtk.gdk.pixbuf_new_from_file(filename)
else:
return None
def set_thumbnail_image(self,handle,path):
try:
pixbuf = gtk.gdk.pixbuf_new_from_file(path)
w = pixbuf.get_width()
h = pixbuf.get_height()
scale = 96.0 / (float(max(w,h)))
pw = int(w*scale)
ph = int(h*scale)
pixbuf = pixbuf.scale_simple(pw,ph,gtk.gdk.INTERP_BILINEAR)
pixbuf.save(self._build_thumb_path(path),"jpeg")
except:
print "Could not create thumbnail for",path
class Transaction:
"""
Defines a group of database commits that define a single logical