source: products/qPloneSkinDump/tags/0.7.4/exportingObjects.py @ 1552

Last change on this file since 1552 was 1, checked in by myroslav, 18 years ago

Building directory structure

  • Property svn:eol-style set to native
File size: 4.4 KB
Line 
1from App.config import getConfiguration
2from Products.CMFCore.utils import getToolByName
3from zExceptions import BadRequest
4from zLOG import LOG, INFO
5from time import gmtime, strftime
6import os, os.path
7osp = os.path
8
9def copyFile(src_dir, dst_dir, f_name):
10    # Copy file from src_dir to dst_dir under original name
11    try:
12        src_file = open(osp.join(src_dir, f_name),"rb")
13        dst_file = open(osp.join(dst_dir, f_name),"wb")
14        dst_file.write(src_file.read())
15        dst_file.close()
16        src_file.close()
17    except Exception, e:
18        msg = "!!! In copying files from <%s> dir to <%s> dir exception occur. Details: %s" % (src_dir,dst_dir)
19        LOG('performImportToPortal',INFO,'copyFile', msg)
20       
21def moveToDir(file_list, src_dir_path, temp_dir_path):
22    # Move files from Instanse's dir to created temp dir
23    if not osp.exists(temp_dir_path):
24        os.mkdir(temp_dir_path)
25    try:
26        [copyFile(src_dir_path, temp_dir_path, f_name) for f_name in file_list]
27        [os.remove(osp.join(src_dir_path, f_name)) for f_name in file_list]
28    except Exception, e:
29        msg = "!!! Exception occur during moving files from Instance's dir to temp dir. Detaile:%s" % str(e)
30        LOG('performImportToPortal',777,'moveToDir', msg)
31
32###############################################################
33##                         EXPORTING                         ##
34###############################################################
35def exportObjects(context, doesExportObjects, exporting_objects, product_name):
36    # Check whether should perform exporting
37    if not doesExportObjects:
38        return None
39    # Get Instance's exported and Product's imoprt pathes
40    instance_epath, product_epath = getImportedPathes(product_name)
41    # Move same named files from Instance export dir to Temp dir
42    temp_dir_path, product_elist = moveSameFilesToTemp(instance_epath, product_epath, exporting_objects)
43    # Export objects
44    fail_export = []
45    portal = getToolByName(context, 'portal_url').getPortalObject()
46    for odject_id in exporting_objects:
47        try:
48            portal.manage_exportObject(id=odject_id)
49        except:
50            fail_export.append(odject_id)
51    # Move exported portal *zexp objects to SkinProduct's import dir
52    for f_name in os.listdir(instance_epath):
53        f_path = osp.join(instance_epath, f_name)
54        if f_name.endswith('.zexp') and osp.isfile(f_path) and f_name in product_elist:
55            copyFile(instance_epath, product_epath, f_name)
56            os.remove(f_path)
57    # Clean: Move same files from temd dir to var dir
58    if osp.exists(temp_dir_path) and osp.isdir(temp_dir_path):
59        f_names = os.listdir(temp_dir_path)
60        moveToDir(f_names, temp_dir_path, instance_epath)
61        os.rmdir(temp_dir_path)
62    return fail_export
63
64def getImportedPathes(product_name):
65    # Based on instance path, construct import pathes
66    cfg = getConfiguration()
67    instance_epath = cfg.clienthome
68    product_epath = osp.join(cfg.instancehome, 'Products', product_name, "import")
69    # Check presence of Product import directory
70    if not osp.isdir(product_epath):       
71        raise BadRequest, "Skin Product's import directory '%s' - does not exist or isn't direcory" % product_epath
72    # Check presence of Instance import directory
73    if not osp.isdir(instance_epath):
74        raise BadRequest, "Instance import directory '%s' - does not exist or isn't direcory" % instance_epath
75    return [instance_epath, product_epath]
76
77def moveSameFilesToTemp(instance_epath, product_epath, exporting_objects):
78    # Get list of Instance's export directory and exported objects
79    instance_elist = [i for i in os.listdir(instance_epath) \
80                      if osp.isfile(osp.join(instance_epath,i)) and i.endswith('.zexp')]
81    product_elist = ["%s.zexp" % i for i in exporting_objects]
82    # Compose temp dir back_[date] dir path in Instance import directory
83    temp_dir_id = "back_%s" % strftime("%Y%m%d%H%M%S", gmtime())
84    temp_dir_path = osp.join(instance_epath, temp_dir_id)
85    # Check for presence samenamed files in Instance export dir and among exporting_objects.
86    # If so - move samenamed files from Instance export dir to temp back_[date] dir.
87    same_instance_files = [f_name for f_name in instance_elist if f_name in product_elist]
88    if same_instance_files:
89        moveToDir(same_instance_files, instance_epath, temp_dir_path)
90    return [temp_dir_path, product_elist]
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