From: Benoît Pin <pin@cri.ensmp.fr>
Date: Tue, 1 Apr 2014 15:38:20 +0000 (+0200)
Subject: Ajout script de regénération des photos (vigettes, retailles, zoom).
X-Git-Url: https://svn.cri.ensmp.fr/git/Portfolio.git/commitdiff_plain/55fd3ac8a0827cd48596d41112dfe92d3a8c6dff?ds=sidebyside;hp=92be47053b7b97d7fa74cbf4dbe2accd89fe27c4

Ajout script de regénération des photos (vigettes, retailles, zoom).
---

diff --git a/_zctl/regenPhotos.py b/_zctl/regenPhotos.py
new file mode 100644
index 0000000..a6f5596
--- /dev/null
+++ b/_zctl/regenPhotos.py
@@ -0,0 +1,134 @@
+# -*- coding: utf-8 -*-
+from argparse import ArgumentParser
+from AccessControl import getSecurityManager
+from Testing.makerequest import makerequest
+from zope.globalrequest import setRequest
+from zope.site.hooks import setSite
+from ZODB.POSException import ConflictError
+from Products.Photo.cache import aggregateIndex
+import transaction
+
+GET_RI_SIGNATURE = (('size', 1), ('keepAspectRatio', 2))
+
+
+def main(app, portal_path, userid) :
+    portal = app.unrestrictedTraverse(portal_path)
+    portal = makerequest(portal)
+    setRequest(portal.REQUEST)
+    setSite(portal)
+    user = portal.acl_users.getUser(userid)
+    sm = getSecurityManager()
+    sm._context.user = user
+    
+    thumb_size = portal.thumb_size
+    
+    ctool = portal.portal_catalog
+    brains = ctool.unrestrictedSearchResults(portal_type='Photo', tiles_available=1)
+
+    while brains :
+        try :
+            for i, b in enumerate(brains) :
+                path = b.getPath()
+                p = b._unrestrictedGetObject()
+
+                print '%d/%d: %s' % (i+1, len(brains), p.absolute_url())
+
+                try :
+                    if hasattr(p, 'thumbnail'):
+                        print 'make thumbnail'
+                        delattr(p, 'thumbnail')
+                        p.thumb_width = thumb_size
+                        p.thumb_height = thumb_size
+                        p.makeThumbnail()
+                        transaction.commit()
+
+                    for size in ((500, 500), (600, 600), (800, 800)) :
+                        index = aggregateIndex(GET_RI_SIGNATURE, (size, True))
+                        if p._methodResultsCache['_getResizedImage'].has_key(index) :
+                            del p._methodResultsCache['_getResizedImage'][index]
+                            print 'resize at', size
+                            p._getResizedImage(size, True)
+                        transaction.commit()
+
+                    zMin = p.tiles_min_zoom
+                    zMax = p.tiles_max_zoom
+                    zStep = p.tiles_step_zoom
+                    levels = range(zMin, zMax + zStep, zStep)
+                    zooms = [l/100. for l in levels]
+
+                    if p.tileGenerationLock.locked() :
+                        print 'skip %s: already tiling.' % p.absolute_url()
+                        continue
+                   
+                    p.tileGenerationLock.acquire()
+                    try :
+                        ppm = p._getPPM()
+                        for zoom in zooms :
+                   
+                            print 'tiling at', zoom
+                            if zoom < 1 :
+                                rppm = ppm.resize(ratio=zoom)
+                            else :
+                                rppm = ppm
+                            p._makeTilesAt(zoom, rppm)
+                            del rppm
+                            transaction.commit()
+                    finally :
+                        try : del ppm
+                        except UnboundLocalError : pass
+                        p.tileGenerationLock.release()
+                    
+                    try :
+                        delattr(p, '_v__methodResultsCache')
+                    except AttributeError:
+                        pass
+                    
+                    # _skipDict[path] = True
+                    # skipFile.write('%s\n' % path)
+
+                except ConflictError :
+                    print 'Resync after ZODB ConflicError'
+                    transaction.abort()
+                    portal._p_jar.sync()
+                    brains = ctool.unrestrictedSearchResults(portal_type='Photo', tiles_available=1)
+                    # brains = [b for b in brains if not toSkip(b.getPath())]
+                    break
+
+                except KeyboardInterrupt:
+                    raise
+                else :
+                    p.tiles_available = 1
+
+                p.reindexObject(idxs=['tiles_available'])
+                transaction.commit()
+            else :
+                print 'queue finished.'
+                break
+            
+        except KeyError :
+            print 'Objects deleted during processing'
+            portal._p_jar.sync()
+            brains = ctool.unrestrictedSearchResults(portal_type='Photo', tiles_available=1)
+            # brains = [b for b in brains if not toSkip(b.getPath())]
+
+        except ConflictError :
+            print 'Resync after ZODB ConflicError'
+            transaction.abort()
+            portal._p_jar.sync()
+            brains = ctool.unrestrictedSearchResults(portal_type='Photo', tiles_available=1)
+            # brains = [b for b in brains if not toSkip(b.getPath())]
+
+        except KeyboardInterrupt:
+            # skipFile.close()
+            break
+
+    
+    
+
+if __name__ == '__main__':
+    parser = ArgumentParser(description="Thumbnails regeneration")
+    parser.add_argument('portal_path', help='portal object path')
+    parser.add_argument('userid', help='zope user id')
+    args = parser.parse_args()
+    portal_path, userid = args.portal_path, args.userid
+    main(app, portal_path, userid)
\ No newline at end of file