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smart features removed, using objectify now

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This commit is contained in:
Mattias Põldaru 2011-01-17 22:47:46 +02:00
parent 9e02f15995
commit f090c5409f
1 changed files with 105 additions and 152 deletions
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239
openlp/plugins/songs/lib/easislidesimport.py
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@ -26,7 +26,7 @@
import logging
import os
from lxml import etree
from lxml import etree, objectify
from lxml.etree import Error, LxmlError
import re
@ -60,156 +60,107 @@ class EasiSlidesImport(SongImport):
"""
self.import_wizard.progressBar.setMaximum(1)
log.info(u'Direct import %s', self.filename)
log.info(u'Importing XML file %s', self.filename)
parser = etree.XMLParser(remove_blank_text=True)
file = etree.parse(self.filename, parser)
xml = unicode(etree.tostring(file))
song_xml = objectify.fromstring(xml)
self.import_wizard.incrementProgressBar(
unicode(translate('SongsPlugin.ImportWizardForm',
u'Importing %s...')) % os.path.split(self.filename)[-1])
file = open(self.filename)
count = file.read().count('<Item>')
file.seek(0)
self.import_wizard.progressBar.setMaximum(count)
return self.do_import_file(file)
self.import_wizard.progressBar.setMaximum(len(song_xml.Item))
def do_import_file(self, file):
"""
Process the EasiSlides file - pass in a file-like object,
not a filename
"""
self.set_defaults()
success = True
# determines, if ENTIRELY UPPERCASE lines should be converted to lower
self.toLower = False
# list of names, which have always to be Uppercase, like Jesus
# only used, when self.toLower is True
self.backToUpper = [u'Jesus', u'God']
# determines, if title should be prepended to lyrics
self.titleIsLyrics = False
try:
context = etree.iterparse(file)
except (Error, LxmlError):
log.exception(u'Error parsing XML')
return
data = {}
for action, elem in context:
if not elem.text:
text = None
else:
text = unicode(elem.text)
data[elem.tag.lower()] = text
if elem.tag.lower() == u"item":
# just in case, it worked without set_defaults as well
self.set_defaults()
self.parse_song(data)
for song in song_xml.Item:
self.import_wizard.incrementProgressBar(
unicode(translate('SongsPlugin.ImportWizardForm',
u'Importing %s, song %s...')) %
(os.path.split(self.filename)[-1], self.title))
(os.path.split(self.filename)[-1], song.Title1))
success = self._parse_song(song)
if not success or self.stop_import_flag:
return False
if self.commit:
self.finish()
data = {}
# breakpoint here
if self.stop_import_flag:
success = False
break
return success
def notCapsLock(self, string):
if self.toLower and string.upper() == string:
ret = string.lower()
if len(self.backToUpper) > 0:
for repl in self.backToUpper:
if repl == u'':
continue
ret = ret.replace(repl.lower(), repl)
return ret
else:
return string
def notCapsLockTitle(self, string):
if self.toLower and string.upper() == string:
ret = string.lower()
if len(self.backToUpper) > 0:
for repl in self.backToUpper:
if repl == u'':
continue
ret = ret.replace(repl.lower(), repl)
return u"%s%s" % (ret[0].upper(), ret[1:])
else:
return string
def listHas(self, lst, subitems):
for i in subitems:
if type(lst) == type({}) and lst.has_key(i):
lst = lst[i]
elif type(lst) == type([]) and i in lst:
lst = lst[i]
else:
return False
return True
def extractRegion(self, line):
# this was true already: thisline[0:7] == u'[region':
right_bracket = line.find(u']')
return line[7:right_bracket].strip()
def _parse_song(self, song):
self._success = True
self._add_title(song)
self._add_alttitle(song)
self._add_number(song)
self._add_authors(song)
self._add_copyright(song)
self._add_book(song)
self._parse_and_add_lyrics(song)
return self._success
def parse_song(self, data):
self.title = self.notCapsLockTitle(data['title1'])
def _add_title(self, song):
try:
self.title = unicode(song.Title1).strip()
except:
log.info(u'no Title1')
self._success = False
if data['title2'] != None:
self.alternate_title = self.notCapsLockTitle(data['title2'])
def _add_alttitle(self, song):
try:
self.alternate_title = unicode(self.song.Title2).strip()
except:
pass
# EasiSlides tends to set all not changed song numbers to 0,
# so this hardly ever carries any information
if data['songnumber'] != None and data['songnumber'] != u'0':
self.song_number = int(data['songnumber'])
def _add_number(self, song):
try:
number = int(song.SongNumber)
if number != 0:
self.song_number = number
print number
except:
pass
if data['writer'] != None:
authors = data['writer'].split(u',')
def _add_authors(self, song):
try:
authors = unicode(song.Writer).strip().split(u',')
for author in authors:
self.authors.append(author.strip())
except:
pass
# licenceadmins may contain Public Domain or CCLI, as shown in examples
# let's just concatenate these fields
def _add_copyright(self, song):
copyright = []
if data['copyright']:
copyright.append(data['copyright'].strip())
if data['licenceadmin1']:
copyright.append(data['licenceadmin1'].strip())
if data['licenceadmin2']:
copyright.append(data['licenceadmin2'].strip())
try:
copyright.append(unicode(song.Copyright).strip())
except:
pass
try:
copyright.append(unicode(song.LicenceAdmin1).strip())
except:
pass
try:
copyright.append(unicode(song.LicenceAdmin2).strip())
except:
pass
self.add_copyright(u' '.join(copyright))
# I was not able to find place to set categories in easislides
# but then again, it does not hurt either
if data['category']:
for topic in data['category'].split(u','):
self.topics.append(topic.strip())
def _add_book(self, song):
try:
self.song_book_name = unicode(song.BookReference).strip()
except:
pass
if data['bookreference']:
self.song_book_name = data['bookreference'].strip()
# LYRICS LYRICS LYRICS
lyrics = data['contents']
# we add title to first line, if supposed to do so
if self.titleIsLyrics:
lyrics = u"%s\n%s" % (data['title1'], lyrics)
def _parse_and_add_lyrics(self, song):
try:
lyrics = unicode(song.Contents).strip()
except:
log.info(u'no Contents')
self._success = False
lines = lyrics.split(u'\n')
length = len(lines)
# we go over all lines first, to determine some information,
# we go over all lines first, to determine information,
# which tells us how to parse verses later
emptylines = 0
regionlines = {}
separatorlines = 0
uppercaselines = 0
notuppercaselines = 0
for i in range(length):
lines[i] = lines[i].strip()
thisline = lines[i]
@ -223,20 +174,14 @@ class EasiSlidesImport(SongImport):
# to have [region 3] or more, we add a possiblity to
# count these separately, yeah, rather stupid, but
# count this as a programming exercise
region = self.extractRegion(thisline)
region = self._extractRegion(thisline)
if regionlines.has_key(region):
regionlines[region] = regionlines[region] + 1
else:
regionlines[region] = 1
else:
separatorlines = separatorlines + 1
elif thisline == thisline.upper():
uppercaselines = uppercaselines + 1
else:
notuppercaselines = notuppercaselines + 1
# if the whole song is entirely UPPERCASE
allUpperCase = (notuppercaselines == 0)
# if the song has separators
separators = (separatorlines > 0)
# the number of different regions in song - 1
@ -280,17 +225,10 @@ class EasiSlidesImport(SongImport):
if separators:
# separators are used, so empty line means slide break
# inside verse
if self.listHas(verses, [reg, vt, vn, inst]):
if self._listHas(verses, [reg, vt, vn, inst]):
inst = inst + 1
else:
# separators are not used, so empty line starts a new verse
if not allUpperCase and nextline and \
nextline is nextline.upper():
# the next line is all uppercase, it must be chorus
vt = u'C'
else:
# if the next line is not uppercase,
# or whole song is uppercase, this must be verse
vt = u'V'
if verses[reg].has_key(vt):
@ -305,7 +243,7 @@ class EasiSlidesImport(SongImport):
continue
elif thisline[0:7] == u'[region':
reg = self.extractRegion(thisline)
reg = self._extractRegion(thisline)
if not verses.has_key(reg):
verses[reg] = {}
if i == 0:
@ -345,7 +283,7 @@ class EasiSlidesImport(SongImport):
region = defaultregion
inst = 1
if self.listHas(verses, [reg, vt, vn, inst]):
if self._listHas(verses, [reg, vt, vn, inst]):
inst = len(verses[reg][vt][vn])+1
if not [reg, vt, vn, inst] in our_verse_order:
@ -369,8 +307,6 @@ class EasiSlidesImport(SongImport):
verses[reg][vt][vn][inst] = []
words = self.tidy_text(thisline)
words = self.notCapsLock(words)
verses[reg][vt][vn][inst].append(words)
# done parsing
@ -385,7 +321,7 @@ class EasiSlidesImport(SongImport):
vn = tag[2]
inst = tag[3]
if not self.listHas(verses, [reg, vt, vn, inst]):
if not self._listHas(verses, [reg, vt, vn, inst]):
continue
versetag = u'%s%s' % (vt, vn)
versetags.append(versetag)
@ -401,8 +337,8 @@ class EasiSlidesImport(SongImport):
u'w': u'B2',
u'e': u'E1'}
# Make use of Sequence data, determining the order of verses
if data['sequence'] != None:
order = data['sequence'].split(u',')
try:
order = unicode(song.Sequence).strip().split(u',')
for tag in order:
if tag[0].isdigit():
# it's a verse if it has no prefix, but has a number
@ -417,3 +353,20 @@ class EasiSlidesImport(SongImport):
u'dropping item from presentation order', tag)
else:
self.verse_order_list.append(tag)
except:
pass
def _listHas(self, lst, subitems):
for i in subitems:
if type(lst) == type({}) and lst.has_key(i):
lst = lst[i]
elif type(lst) == type([]) and i in lst:
lst = lst[i]
else:
return False
return True
def _extractRegion(self, line):
# this was true already: thisline[0:7] == u'[region':
right_bracket = line.find(u']')
return line[7:right_bracket].strip()