Merge pull request 'Enhance the HTML renderer' (#1) from renderer-options into master
Create a get_option_groups() method to return the groups, which are now built dynamically Reviewed-on: raoul/python-chordpro#1
This commit is contained in:
commit
f8145b4c43
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@ -1,7 +1,7 @@
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from hyphen import Hyphenator
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from chordpro.constants import DIRECTIVE, CHORD_WORD, CHORUS_MARKER, KNOWN_DIRECTIVES, \
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START_OF, END_OF
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from chordpro.constants import BRIDGE_MARKER, CHORD_WORD, CHORUS_MARKER, DIRECTIVE, END_OF, \
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KNOWN_DIRECTIVES, START_OF, VERSE_MARKER
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HYPHEN_CACHE = {}
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SYLLABLE_EXCEPTIONS = {
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@ -159,6 +159,18 @@ class Verse(object):
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return match is not None
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return match.group(1) == type_
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@staticmethod
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def is_verse_marker(line):
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return line.strip().startswith('{verse')
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@staticmethod
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def get_verse_from_marker(line):
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match = VERSE_MARKER.match(line)
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if not match:
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return None
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if len(match.groups()) > 1:
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return match.group(2)
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@staticmethod
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def is_chorus_marker(line):
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return line.strip().startswith('{chorus')
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@ -171,6 +183,18 @@ class Verse(object):
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if len(match.groups()) > 1:
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return match.group(2)
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@staticmethod
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def is_bridge_marker(line):
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return line.strip().startswith('{bridge')
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@staticmethod
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def get_bridge_from_marker(line):
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match = BRIDGE_MARKER.match(line)
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if not match:
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return None
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if len(match.groups()) > 1:
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return match.group(2)
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class Metadata(object):
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@ -214,9 +238,36 @@ class Song(object):
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current_verse = None
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elif is_verse:
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current_verse.add_line(line.strip())
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elif Verse.is_verse_marker(line):
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verse_name = Verse.get_verse_from_marker(line)
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for verse in self.verses[::-1]:
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if verse.type_ != 'verse':
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continue
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if verse_name and verse.title == verse_name:
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self.verse_order.append(verse)
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break
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elif not verse_name:
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self.verse_order.append(verse)
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break
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elif Verse.is_chorus_marker(line):
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chorus_name = Verse.get_chorus_from_marker(line)
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for verse in self.verses[::-1]:
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if verse.title == chorus_name or verse.type_ == "chorus":
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if verse.type_ != 'chorus':
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continue
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if chorus_name and verse.title == chorus_name:
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self.verse_order.append(verse)
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break
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elif not chorus_name:
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self.verse_order.append(verse)
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break
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elif Verse.is_bridge_marker(line):
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bridge_name = Verse.get_bridge_from_marker(line)
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for verse in self.verses[::-1]:
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if verse.type_ != 'bridge':
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continue
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elif bridge_name and verse.title == bridge_name:
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self.verse_order.append(verse)
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break
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elif not bridge_name:
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self.verse_order.append(verse)
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break
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@ -1,8 +1,8 @@
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from argparse import ArgumentParser
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from chordpro.base import Song
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from chordpro.renderers.html import render as render_html
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from chordpro.renderers.text import render as render_text
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from chordpro.renderers.html import render as html_render, get_options as html_get_options
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from chordpro.renderers.text import render as text_render
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def get_args():
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@ -31,9 +31,9 @@ def main():
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song = Song(args.input)
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if args.format == 'text':
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output = render_text(song, **render_params)
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output = text_render(song, **render_params)
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else:
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output = render_html(song, **render_params)
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output = html_render(song, **render_params)
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if args.output:
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with open(args.output, 'w') as html_file:
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html_file.write(output)
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@ -35,5 +35,6 @@ START_OF = re.compile(r'\{start_of_(' + '|'.join(KNOWN_VERSE_TYPES) + r')(: *(.*
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END_OF = re.compile(r'\{end_of_(' + '|'.join(KNOWN_VERSE_TYPES) + r')\}')
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CHORUS_MARKER = re.compile(r'\{chorus(: *(.*?))?\}')
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VERSE_MARKER = re.compile(r'\{verse: *(.*?)\}')
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BRIDGE_MARKER = re.compile(r'\{bridge: *(.*?)\}')
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CHORD_WORD = re.compile(r'(.*?)\[(.*?)\]')
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CHORD = re.compile(r'\[(.*?)\]')
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@ -1,22 +1,38 @@
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CHORD = '<td class="chord">{}</td>'
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SYLLB = '<td class="syllable">{}</td>'
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LINE = '<table class="line" border="0" cellpadding="0" cellspacing="0"><tr class="chords-line">{}</tr><tr ' \
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'class="lyrics-line">{}</tr></table>'
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VERSE = '''<section class="verse">
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<h4 class="verse-name {verse_type}">{verse_name}</h4>
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<div class="verse-body">
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import os
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CHORD = '<div class="chord">{}</div>'
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SYLLB = '<div class="syllable">{}</div>'
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WRAPP = '<div class="wrapper">{}</div>'
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LINE = '<div class="line">{}</div>'
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STANZA = '''<section class="stanza-section {verse_type}-section">
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<h2 class="stanza-heading {verse_type}-heading">{verse_name}</h2>
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<div class="stanza {verse_type}">
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{verse_body}
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</div>
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</section>'''
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TITLE = '<section class="metadata"><h1 class="title">{title}</h1><h3 class="artist">{artist}</h3></section>'
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METADATA = '''<section class="metadata">
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{metadata}
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</section>'''
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TITLE = '<h1 class="title">{title}</h1>'
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ARTIST = '<p class="artist">As performed by {artist}</p>'
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COMPOSER = '<p class="composer">Written by {composer}</p>'
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KEY_CAPO = '<div class="key-capo">{key_capo}</div>'
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KEY = '<div class="key">Key: {key}</div>'
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CAPO = '<div class="capo">Capo: {capo}</div>'
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COPYRIGHT = '<p class="copyright">{copyright}</p>'
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FOOTER = '<footer class="footer">{footer}</footer>'
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HTML = '''<html>
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<head>
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<title>{title}</title>
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<style>
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h4.verse-name {{ font-weight: normal; }}
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.verse-name {{ margin-bottom: 0; }}
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.verse-body {{ padding-left: 2rem; }}
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.chord {{ text-align: center; }}
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h1.title, h2.stanza-heading, p.composer, p.artist {{ font-weight: normal; margin-top: 0; margin-bottom: 0; }}
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.metadata, .stanza-section {{ margin-bottom: 1.8rem; page-break-inside: avoid; }}
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.key-capo {{ padding: 0.5rem 1rem; border: 1px solid #000; border-radius: 2px; float: right; clear: right; }}
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.key-capo div {{ margin-top: 0.5rem; margin-bottom: 0.5rem; }}
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.key-capo div:first-child {{ margin-top: 0; }}
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.key-capo div:last-child {{ margin-bottom: 0; }}
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footer, .footer {{ position: absolute; bottom: 0; height: 2rem; }}
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.wrapper {{ display: inline-block !important; }}
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{styles}
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</style>
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</head>
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@ -24,39 +40,461 @@ HTML = '''<html>
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{body}
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</body>
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</html>'''
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STYLES = {
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'verse_name_bold': '.verse-name { font-weight: bold !important; }',
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'verse_upper': '.verse-name { text-transform: uppercase; }',
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'chord_bold': '.chord { font-weight: bold; }'
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STYLE_KEYS = [
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'font',
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'size',
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'is_bold',
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'is_centered',
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'is_upper',
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'indent'
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]
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HTML_OPTIONS = {
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'default_font': {
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'description': 'The default font to use.',
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'type': str,
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'default': None,
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'group': 'default'
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},
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'default_size': {
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'description': 'The default size to use.',
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'type': int,
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'default': 12,
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'group': 'default'
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},
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'title_font': {
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'description': 'The font for the title',
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'type': str,
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'default': None,
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'group': 'title'
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},
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'title_size': {
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'description': 'The size of the title in pt',
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'type': int,
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'default': 14,
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'group': 'title'
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},
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'title_is_bold': {
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'description': 'Set to True to make the title bold',
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'type': bool,
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'default': True,
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'group': 'title'
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},
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'title_is_centered': {
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'description': 'Center the title on the page',
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'type': bool,
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'default': False,
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'group': 'title'
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},
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'title_is_upper': {
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'description': 'Force the title to be uppercase',
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'type': bool,
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'default': False,
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'group': 'title'
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},
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'composer_font': {
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'description': 'The font for the composer',
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'type': str,
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'default': None,
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'group': 'composer'
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},
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'composer_size': {
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'description': 'The size of the composer in pt',
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'type': int,
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'default': 12,
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'group': 'composer'
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},
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'composer_is_bold': {
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'description': 'Set to True to make the composer bold',
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'type': bool,
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'default': False,
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'group': 'composer'
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},
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'composer_is_centered': {
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'description': 'Center the composer on the page',
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'type': bool,
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'default': False,
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'group': 'composer'
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},
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'composer_is_upper': {
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'description': 'Force the composer to be uppercase',
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'type': bool,
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'default': False,
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'group': 'composer'
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},
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'artist_font': {
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'description': 'The font for the artist',
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'type': str,
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'default': None,
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'group': 'artist'
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},
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'artist_size': {
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'description': 'The size of the artist in pt',
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'type': int,
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'default': 12,
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'group': 'artist'
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},
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'artist_is_bold': {
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'description': 'Set to True to make the artist bold',
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'type': bool,
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'default': False,
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'group': 'artist'
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},
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'artist_is_centered': {
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'description': 'Center the artist on the page',
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'type': bool,
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'default': False,
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'group': 'artist'
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},
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'artist_is_upper': {
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'description': 'Force the artist to be uppercase',
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'type': bool,
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'default': False,
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'group': 'artist'
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},
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'copyright_font': {
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'description': 'The font for the copyright',
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'type': str,
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'default': None,
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'group': 'copyright'
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},
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'copyright_size': {
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'description': 'The size of the copyright in pt',
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'type': int,
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'default': 12,
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'group': 'copyright'
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},
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'copyright_is_bold': {
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'description': 'Set to True to make the copyright bold',
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'type': bool,
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'default': False,
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'group': 'copyright'
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},
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'copyright_is_upper': {
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'description': 'Force the copyright to be uppercase',
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'type': bool,
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'default': False,
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'group': 'copyright'
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},
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'stanza_font': {
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'description': 'The font for the stanzas',
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'type': str,
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'default': None,
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'group': 'stanza'
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},
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'stanza_size': {
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'description': 'The size of the stanza in pt',
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'type': int,
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'default': 12,
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'group': 'stanza'
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},
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'stanza_is_bold': {
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'description': 'Set to True to make the stanza bold',
|
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'type': bool,
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'default': False,
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'group': 'stanza'
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},
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'stanza_indent': {
|
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'description': 'How much to indent the stanza',
|
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'type': int,
|
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'default': 4,
|
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'group': 'stanza'
|
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},
|
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'stanza_heading_font': {
|
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'description': 'The font for the stanza headings',
|
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'type': str,
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'default': None,
|
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'group': 'stanza_heading'
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},
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'stanza_heading_size': {
|
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'description': 'The size of the stanza heading in pt',
|
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'type': int,
|
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'default': 12,
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'group': 'stanza_heading'
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},
|
||||
'stanza_heading_is_bold': {
|
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'description': 'Set to True to make the stanza heading bold',
|
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'type': bool,
|
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'default': True,
|
||||
'group': 'stanza_heading'
|
||||
},
|
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'stanza_heading_is_upper': {
|
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'description': 'Force the stanza heading to be uppercase',
|
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'type': bool,
|
||||
'default': True,
|
||||
'group': 'stanza_heading'
|
||||
},
|
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'verse_font': {
|
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'description': 'The font for the verses',
|
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'type': str,
|
||||
'default': None,
|
||||
'group': 'verse'
|
||||
},
|
||||
'verse_size': {
|
||||
'description': 'The size of the verse in pt',
|
||||
'type': int,
|
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'default': 12,
|
||||
'group': 'verse'
|
||||
},
|
||||
'verse_is_bold': {
|
||||
'description': 'Set to True to make the verse bold',
|
||||
'type': bool,
|
||||
'default': False,
|
||||
'group': 'verse'
|
||||
},
|
||||
'verse_indent': {
|
||||
'description': 'How much to indent the verse',
|
||||
'type': int,
|
||||
'default': 4,
|
||||
'group': 'verse'
|
||||
},
|
||||
'verse_heading_font': {
|
||||
'description': 'The font for the verse headings',
|
||||
'type': str,
|
||||
'default': None,
|
||||
'group': 'verse_heading'
|
||||
},
|
||||
'verse_heading_size': {
|
||||
'description': 'The size of the verse heading in pt',
|
||||
'type': int,
|
||||
'default': 12,
|
||||
'group': 'verse_heading'
|
||||
},
|
||||
'verse_heading_is_bold': {
|
||||
'description': 'Set to True to make the verse heading bold',
|
||||
'type': bool,
|
||||
'default': True,
|
||||
'group': 'verse_heading'
|
||||
},
|
||||
'verse_heading_is_upper': {
|
||||
'description': 'Force the verse heading to be uppercase',
|
||||
'type': bool,
|
||||
'default': True,
|
||||
'group': 'verse_heading'
|
||||
},
|
||||
'chorus_font': {
|
||||
'description': 'The font for the choruses',
|
||||
'type': str,
|
||||
'default': None,
|
||||
'group': 'chorus'
|
||||
},
|
||||
'chorus_size': {
|
||||
'description': 'The size of the chorus in pt',
|
||||
'type': int,
|
||||
'default': 12,
|
||||
'group': 'chorus'
|
||||
},
|
||||
'chorus_is_bold': {
|
||||
'description': 'Set to True to make the chorus bold',
|
||||
'type': bool,
|
||||
'default': False,
|
||||
'group': 'chorus'
|
||||
},
|
||||
'chorus_indent': {
|
||||
'description': 'How much to indent the chorus',
|
||||
'type': int,
|
||||
'default': 4,
|
||||
'group': 'chorus'
|
||||
},
|
||||
'chorus_heading_font': {
|
||||
'description': 'The font for the chorus headings',
|
||||
'type': str,
|
||||
'default': None,
|
||||
'group': 'chorus_heading'
|
||||
},
|
||||
'chorus_heading_size': {
|
||||
'description': 'The size of the chorus heading in pt',
|
||||
'type': int,
|
||||
'default': 12,
|
||||
'group': 'chorus_heading'
|
||||
},
|
||||
'chorus_heading_is_bold': {
|
||||
'description': 'Set to True to make the chorus heading bold',
|
||||
'type': bool,
|
||||
'default': True,
|
||||
'group': 'chorus_heading'
|
||||
},
|
||||
'chorus_heading_is_upper': {
|
||||
'description': 'Force the chorus heading to be uppercase',
|
||||
'type': bool,
|
||||
'default': True,
|
||||
'group': 'chorus_heading'
|
||||
},
|
||||
'bridge_font': {
|
||||
'description': 'The font for the bridge',
|
||||
'type': str,
|
||||
'default': None,
|
||||
'group': 'bridge'
|
||||
},
|
||||
'bridge_size': {
|
||||
'description': 'The size of the bridge in pt',
|
||||
'type': int,
|
||||
'default': 12,
|
||||
'group': 'bridge'
|
||||
},
|
||||
'bridge_is_bold': {
|
||||
'description': 'Set to True to make the bridge bold',
|
||||
'type': bool,
|
||||
'default': False,
|
||||
'group': 'bridge'
|
||||
},
|
||||
'bridge_indent': {
|
||||
'description': 'How much to indent the bridge',
|
||||
'type': int,
|
||||
'default': 4,
|
||||
'group': 'bridge'
|
||||
},
|
||||
'bridge_heading_font': {
|
||||
'description': 'The font for the bridge headings',
|
||||
'type': str,
|
||||
'default': None,
|
||||
'group': 'bridge_heading'
|
||||
},
|
||||
'bridge_heading_size': {
|
||||
'description': 'The size of the bridge heading in pt',
|
||||
'type': int,
|
||||
'default': 12,
|
||||
'group': 'bridge_heading'
|
||||
},
|
||||
'bridge_heading_is_bold': {
|
||||
'description': 'Set to True to make the bridge heading bold',
|
||||
'type': bool,
|
||||
'default': True,
|
||||
'group': 'bridge_heading'
|
||||
},
|
||||
'bridge_heading_is_upper': {
|
||||
'description': 'Force the bridge heading to be uppercase',
|
||||
'type': bool,
|
||||
'default': True,
|
||||
'group': 'bridge_heading'
|
||||
},
|
||||
'chord_font': {
|
||||
'description': 'The font for the chord',
|
||||
'type': str,
|
||||
'default': None,
|
||||
'group': 'chord'
|
||||
},
|
||||
'chord_size': {
|
||||
'description': 'The size of the chord in pt',
|
||||
'type': int,
|
||||
'default': 12,
|
||||
'group': 'chord'
|
||||
},
|
||||
'chord_is_bold': {
|
||||
'description': 'Set to True to make the chord bold',
|
||||
'type': bool,
|
||||
'default': True,
|
||||
'group': 'chord'
|
||||
},
|
||||
'chord_is_centered': {
|
||||
'description': 'Make chords centered over syllables',
|
||||
'type': bool,
|
||||
'default': True,
|
||||
'group': 'chord'
|
||||
}
|
||||
}
|
||||
_OPTION_GROUPS = []
|
||||
|
||||
|
||||
def render(song, verse_upper=False, verse_name_bold=False, chord_bold=False):
|
||||
def get_options(group=None):
|
||||
"""Return the options supported by the HTML renderer"""
|
||||
if not group:
|
||||
return HTML_OPTIONS
|
||||
else:
|
||||
return {key: value for key, value in HTML_OPTIONS.items() if value['group'] == group}
|
||||
|
||||
|
||||
def get_option_groups():
|
||||
if not _OPTION_GROUPS:
|
||||
for option in HTML_OPTIONS.values():
|
||||
if option['group'] not in _OPTION_GROUPS:
|
||||
_OPTION_GROUPS.append(option['group'])
|
||||
return _OPTION_GROUPS
|
||||
|
||||
|
||||
def make_style(name, font=None, size=None, is_bold=None, is_centered=None, is_upper=None, indent=None):
|
||||
"""Build a CSS style"""
|
||||
styles = []
|
||||
if name == 'default':
|
||||
styles.append('html, body, * {')
|
||||
else:
|
||||
styles.append('.{name} {{'.format(name=name))
|
||||
if font:
|
||||
styles.append(' font-family: \'{font}\';'.format(font=font))
|
||||
if size:
|
||||
styles.append(' font-size: {size}pt;'.format(size=size))
|
||||
if is_bold:
|
||||
styles.append(' font-weight: bold !important;')
|
||||
if is_centered:
|
||||
styles.append(' text-align: center;')
|
||||
if is_upper:
|
||||
styles.append(' text-transform: uppercase;')
|
||||
if indent:
|
||||
styles.append(' margin-left: {indent}rem;'.format(indent=indent))
|
||||
if styles:
|
||||
if name == 'default':
|
||||
styles.insert(0, 'html, body, * {')
|
||||
else:
|
||||
styles.insert(0, '.{name} {{'.format(name=name))
|
||||
styles.append('}')
|
||||
return os.linesep.join(styles)
|
||||
|
||||
|
||||
def generate_option_styles(options):
|
||||
styles = []
|
||||
for group in get_option_groups():
|
||||
kwargs = {}
|
||||
for key in STYLE_KEYS:
|
||||
name = '{group}_{key}'.format(group=group, key=key)
|
||||
if name not in HTML_OPTIONS:
|
||||
continue
|
||||
option = options.get(name, HTML_OPTIONS[name]['default'])
|
||||
if option:
|
||||
kwargs[key] = option
|
||||
styles.append(make_style(group.replace('_', '-'), **kwargs))
|
||||
return styles
|
||||
|
||||
|
||||
def render(song, options=None, extra_styles=None):
|
||||
"""Render a song to HTML"""
|
||||
nl = os.linesep
|
||||
styles = options and generate_option_styles(options) or []
|
||||
if extra_styles:
|
||||
styles.append(extra_styles)
|
||||
rendered_verses = []
|
||||
for verse in song.verse_order:
|
||||
rendered_lines = []
|
||||
for line in verse.lines:
|
||||
rendered_chords = []
|
||||
rendered_syllables = []
|
||||
for word_counter, word in enumerate(line.words):
|
||||
is_last_word = (word_counter + 1) == len(line.words)
|
||||
for syll_counter, syllable in enumerate(word.syllables):
|
||||
is_last_syllable = (syll_counter + 1) == len(word.syllables)
|
||||
rendered_chords.append(CHORD.format(syllable.chord or ' '))
|
||||
rendered_syllables.append(SYLLB.format(
|
||||
syllable.syllable + (' ' if is_last_syllable and not is_last_word else '')))
|
||||
rendered_lines.append(LINE.format(''.join(rendered_chords), ''.join(rendered_syllables)))
|
||||
rendered_verses.append(VERSE.format(verse_type=verse.type_ or '', verse_name=verse.title,
|
||||
verse_body='\n'.join(rendered_lines)))
|
||||
title = song.metadata.get('title') or 'Song'
|
||||
metadata = TITLE.format(title=title, artist=song.metadata.get('artist') or song.metadata.get('composer') or '')
|
||||
body = metadata + '\n' + '\n'.join(rendered_verses)
|
||||
styles = ''
|
||||
if verse_name_bold:
|
||||
styles += STYLES['verse_name_bold'] + '\n'
|
||||
if verse_upper:
|
||||
styles += STYLES['verse_upper'] + '\n'
|
||||
if chord_bold:
|
||||
styles += STYLES['chord_bold'] + '\n'
|
||||
return HTML.format(title=title, body=body, styles=styles)
|
||||
rendered_chord = CHORD.format(syllable.chord or ' ')
|
||||
rendered_syllable = SYLLB.format(
|
||||
(syllable.syllable or ' ') +
|
||||
(' ' if is_last_syllable and not is_last_word else ''))
|
||||
rendered_syllables.append(WRAPP.format(rendered_chord + rendered_syllable))
|
||||
rendered_lines.append(LINE.format(''.join(rendered_syllables)))
|
||||
rendered_verses.append(STANZA.format(verse_type=verse.type_ or '', verse_name=verse.title,
|
||||
verse_body=nl.join(rendered_lines)))
|
||||
metadata_lines = []
|
||||
if song.metadata.get('key') or song.metadata.get('capo'):
|
||||
key_lines = []
|
||||
if song.metadata.get('key'):
|
||||
key_lines.append(KEY.format(key=song.metadata.get('key')))
|
||||
if song.metadata.get('capo'):
|
||||
key_lines.append(CAPO.format(capo=song.metadata.get('capo')))
|
||||
if key_lines:
|
||||
metadata_lines.append(KEY_CAPO.format(key_capo=''.join(key_lines)))
|
||||
metadata_lines.append(TITLE.format(title=song.metadata.get('title') or 'Song'))
|
||||
if song.metadata.get('composer'):
|
||||
metadata_lines.append(COMPOSER.format(composer=song.metadata.get('composer')))
|
||||
if song.metadata.get('artist'):
|
||||
metadata_lines.append(ARTIST.format(artist=song.metadata.get('artist')))
|
||||
metadata = METADATA.format(metadata=nl.join(metadata_lines))
|
||||
footer = ''
|
||||
# if song.metadata.get('copyright'):
|
||||
# copyright = COPYRIGHT.format(copyright=song.metadata.get('copyright'))
|
||||
# footer = FOOTER.format(footer=copyright)
|
||||
body = metadata + nl + nl.join(rendered_verses) + nl + footer
|
||||
return HTML.format(title=song.metadata.get('title') or 'Song', body=body, styles=nl.join(styles))
|
||||
|
|
|
|||
Loading…
Reference in New Issue