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code to add formatting tags to openlyrics lyrics

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This commit is contained in:
Martin Zibricky 2011-09-07 22:54:53 +02:00
parent 39946ccbe2
commit 9fb6936263
2 changed files with 33 additions and 7 deletions
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30
openlp/plugins/songs/lib/xml.py
View File

@ -254,6 +254,8 @@ class OpenLyrics(object):
def __init__(self, manager):
self.manager = manager
self.start_tags_regex = re.compile(r'\{\w+\}') # {abc}
self.end_tags_regex = re.compile(r'\{\/\w+\}') # {/abc}
def song_to_xml(self, song):
"""
@ -305,12 +307,13 @@ class OpenLyrics(object):
self._add_text_to_element(u'theme', themes, topic.name)
# Process the formatting tags.
# have we any tags in song lyrics?
match = re.match(u'.*\{/?\w+\}', song.lyrics)
tags_element = None
match = re.search(u'\{/?\w+\}', song.lyrics, re.UNICODE)
if match:
# named 'formatting' - 'format' is built-in fuction in Python
formatting = etree.SubElement(song_xml, u'format')
tags = etree.SubElement(formatting, u'tags')
tags.set(u'application', u'OpenLP')
tags_element = etree.SubElement(formatting, u'tags')
tags_element.set(u'application', u'OpenLP')
# Process the song's lyrics.
lyrics = etree.SubElement(song_xml, u'lyrics')
verse_list = sxml.get_verses(song.lyrics)
@ -331,7 +334,13 @@ class OpenLyrics(object):
if index < len(virtual_verses) - 1:
lines_element.set(u'break', u'optional')
for line in virtual_verse.strip(u'\n').split(u'\n'):
self._add_text_to_element(u'line', lines_element, line)
# Process only lines containing formatting tags
if self.start_tags_regex.search(line):
# add formatting tags to text
self._add_line_with_tags_to_lines(lines_element, line,
tags_element)
else:
self._add_text_to_element(u'line', lines_element, line)
return self._extract_xml(song_xml)
def xml_to_song(self, xml, only_process_format_tags=False):
@ -389,6 +398,19 @@ class OpenLyrics(object):
parent.append(element)
return element
def _add_line_with_tags_to_lines(self, parent, text, tags_element):
start_tags = self.start_tags_regex.findall(text)
end_tags = self.end_tags_regex.findall(text)
# replace start tags with xml syntax
for t in start_tags:
text = text.replace(t, u'<tag name="%s">' % t[1:-1])
# replace end tags
for t in end_tags:
text = text.replace(t, u'</tag>')
text = u'<line>' + text + u'</line>'
element = etree.XML(text)
parent.append(element)
def _extract_xml(self, xml):
"""
Extract our newly created XML song.

10
testing/test_openlyrics.py
View File

@ -46,7 +46,11 @@ def test_openlyrics_export(songs_db, openlyrics_validator, pth, tmpdir):
tree.write(open(f.strpath, u'w'), encoding=u'utf-8', xml_declaration=True,
pretty_print=True)
# validate file
assert openlyrics_validator.validate(f.strpath) == True
# string comparison with original file
#assert openlyrics_validator.validate(f.strpath) == True
# string comparison with original file line by line
f_orig = pth.songs.join('openlyrics_test_1.xml')
assert f.read() == f_orig.read()
for l, l_orig in zip(f.readlines(), f_orig.readlines()):
# skip line with item modifiedDate - it is unique everytime
if l.startswith('<song xmlns='):
continue
assert l == l_orig