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fontawesomeupgrader.py
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fontawesomeupgrader.py
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from htmlfixer import HTMLFixerBase
import re
class FontAwesomeUpgrader(HTMLFixerBase):
"""Accept HTML and replace any font awesome v3 classes with v4 equivalent
>>> fa_upgrader = FontAwesomeUpgrader()
>>> fa_upgrader.process_html('<i class="icon-cogs icon-large"></i>')
'<i class="fa fa-cogs fa-lg"></i>'
"""
ICON_LOOKUP = {
'icon-fixed-width': 'fa-fw',
'icon-large': 'fa-lg',
'icons-ul': 'fa-ul',
'icon-li': 'fa-li',
'icon-spin': 'fa-spin',
'icon-ban-circle': 'fa-ban',
'icon-bar-chart': 'fa-bar-chart-o',
'icon-beaker': 'fa-flask',
'icon-bell': 'fa-bell-o',
'icon-bell-alt': 'fa-bell',
'icon-bitbucket-sign': 'fa-bitbucket-square',
'icon-bookmark-empty': 'fa-bookmark-o',
'icon-building': 'fa-building-o',
'icon-calendar-empty': 'fa-calendar-o',
'icon-check-empty': 'fa-square-o',
'icon-check-minus': 'fa-minus-square-o',
'icon-check-sign': 'fa-check-square',
'icon-check': 'fa-check-square-o',
'icon-chevron-sign-down': 'fa-chevron-circle-down',
'icon-chevron-sign-left': 'fa-chevron-circle-left',
'icon-chevron-sign-right': 'fa-chevron-circle-right',
'icon-chevron-sign-up': 'fa-chevron-circle-up',
'icon-circle-arrow-down': 'fa-arrow-circle-down',
'icon-circle-arrow-left': 'fa-arrow-circle-left',
'icon-circle-arrow-right': 'fa-arrow-circle-right',
'icon-circle-arrow-up': 'fa-arrow-circle-up',
'icon-circle-blank': 'fa-circle-o',
'icon-cny': 'fa-rub',
'icon-collapse-alt': 'fa-minus-square-o',
'icon-collapse-top': 'fa-caret-square-o-up',
'icon-collapse': 'fa-caret-square-o-down',
'icon-comment-alt': 'fa-comment-o',
'icon-comments-alt': 'fa-comments-o',
'icon-copy': 'fa-files-o',
'icon-cut': 'fa-scissors',
'icon-dashboard': 'fa-tachometer',
'icon-double-angle-down': 'fa-angle-double-down',
'icon-double-angle-left': 'fa-angle-double-left',
'icon-double-angle-right': 'fa-angle-double-right',
'icon-double-angle-up': 'fa-angle-double-up',
'icon-download': 'fa-arrow-circle-o-down',
'icon-download-alt': 'fa-download',
'icon-edit-sign': 'fa-pencil-square',
'icon-edit': 'fa-pencil-square-o',
'icon-ellipsis-horizontal': 'fa-ellipsis-h',
'icon-ellipsis-vertical': 'fa-ellipsis-v',
'icon-envelope-alt': 'fa-envelope-o',
'icon-exclamation-sign': 'fa-exclamation-circle',
'icon-expand-alt': 'fa-expand-o',
'icon-expand': 'fa-caret-square-o-right',
'icon-external-link-sign': 'fa-external-link-square',
'icon-eye-close': 'fa-eye-slash',
'icon-eye-open': 'fa-eye',
'icon-facebook-sign': 'fa-facebook-square',
'icon-facetime-video': 'fa-video-camera',
'icon-file-alt': 'fa-file-o',
'icon-file-text-alt': 'fa-file-text-o',
'icon-flag-alt': 'fa-flag-o',
'icon-folder-close-alt': 'fa-folder-o',
'icon-folder-close': 'fa-folder',
'icon-folder-open-alt': 'fa-folder-open-o',
'icon-food': 'fa-cutlery',
'icon-frown': 'fa-frown-o',
'icon-fullscreen': 'fa-arrows-alt',
'icon-github-sign': 'fa-github-square',
'icon-google-plus-sign': 'fa-google-plus-square',
'icon-group': 'fa-users',
'icon-h-sign': 'fa-h-square',
'icon-hand-down': 'fa-hand-o-down',
'icon-hand-left': 'fa-hand-o-left',
'icon-hand-right': 'fa-hand-o-right',
'icon-hand-up': 'fa-hand-o-up',
'icon-hdd': 'fa-hdd-o (4.0.1)',
'icon-heart-empty': 'fa-heart-o',
'icon-hospital': 'fa-hospital-o',
'icon-indent-left': 'fa-outdent',
'icon-indent-right': 'fa-indent',
'icon-info-sign': 'fa-info-circle',
'icon-keyboard': 'fa-keyboard-o',
'icon-legal': 'fa-gavel',
'icon-lemon': 'fa-lemon-o',
'icon-lightbulb': 'fa-lightbulb-o',
'icon-linkedin-sign': 'fa-linkedin-square',
'icon-meh': 'fa-meh-o',
'icon-microphone-off': 'fa-microphone-slash',
'icon-minus-sign-alt': 'fa-minus-square',
'icon-minus-sign': 'fa-minus-circle',
'icon-mobile-phone': 'fa-mobile',
'icon-moon': 'fa-moon-o',
'icon-move': 'fa-arrows',
'icon-off': 'fa-power-off',
'icon-ok-circle': 'fa-check-circle-o',
'icon-ok-sign': 'fa-check-circle',
'icon-ok': 'fa-check',
'icon-paper-clip': 'fa-paperclip',
'icon-paste': 'fa-clipboard',
'icon-phone-sign': 'fa-phone-square',
'icon-picture': 'fa-picture-o',
'icon-pinterest-sign': 'fa-pinterest-square',
'icon-play-circle': 'fa-play-circle-o',
'icon-play-sign': 'fa-play-circle',
'icon-plus-sign-alt': 'fa-plus-square',
'icon-plus-sign': 'fa-plus-circle',
'icon-pushpin': 'fa-thumb-tack',
'icon-question-sign': 'fa-question-circle',
'icon-remove-circle': 'fa-times-circle-o',
'icon-remove-sign': 'fa-times-circle',
'icon-remove': 'fa-times',
'icon-reorder': 'fa-bars',
'icon-resize-full': 'fa-expand',
'icon-resize-horizontal': 'fa-arrows-h',
'icon-resize-small': 'fa-compress',
'icon-resize-vertical': 'fa-arrows-v',
'icon-rss-sign': 'fa-rss-square',
'icon-save': 'fa-floppy-o',
'icon-screenshot': 'fa-crosshairs',
'icon-share-alt': 'fa-share',
'icon-share-sign': 'fa-share-square',
'icon-share': 'fa-share-square-o',
'icon-sign-blank': 'fa-square',
'icon-signin': 'fa-sign-in',
'icon-signout': 'fa-sign-out',
'icon-smile': 'fa-smile-o',
'icon-sort-by-alphabet-alt': 'fa-sort-alpha-desc',
'icon-sort-by-alphabet': 'fa-sort-alpha-asc',
'icon-sort-by-attributes-alt': 'fa-sort-amount-desc',
'icon-sort-by-attributes': 'fa-sort-amount-asc',
'icon-sort-by-order-alt': 'fa-sort-numeric-desc',
'icon-sort-by-order': 'fa-sort-numeric-asc',
'icon-sort-down': 'fa-sort-asc',
'icon-sort-up': 'fa-sort-desc',
'icon-stackexchange': 'fa-stack-overflow',
'icon-star-empty': 'fa-star-o',
'icon-star-half-empty': 'fa-star-half-o',
'icon-sun': 'fa-sun-o',
'icon-thumbs-down-alt': 'fa-thumbs-o-down',
'icon-thumbs-up-alt': 'fa-thumbs-o-up',
'icon-time': 'fa-clock-o',
'icon-trash': 'fa-trash-o',
'icon-tumblr-sign': 'fa-tumblr-square',
'icon-twitter-sign': 'fa-twitter-square',
'icon-unlink': 'fa-chain-broken',
'icon-upload': 'fa-arrow-circle-o-up',
'icon-upload-alt': 'fa-upload',
'icon-warning-sign': 'fa-exclamation-triangle',
'icon-xing-sign': 'fa-xing-square',
'icon-youtube-sign': 'fa-youtube-square',
'icon-zoom-in': 'fa-search-plus',
'icon-zoom-out': 'fa-search-minus'
}
def handle_starttag(self,tag,attrs):
"""The only tags we care about are i, ul and span - ul can have icons- class and span can be used for icon stacks
Everything else copy straight through"""
try:
['i','span','ul'].index(tag)
except ValueError:
HTMLFixerBase.handle_starttag(self, tag, attrs)
return
#render the start tag with new classes
self._completed_html += '<' + tag
for attr in attrs:
if attr[0] == 'class':
self._completed_html += " class=\"%s\"" % ( self._fixed_classes(attr[1], for_icon = True if tag == 'i' else False) )
else:
self._completed_html += " %s=\"%s\"" % (attr[0], attr[1])
self._completed_html += '>'
def _fixed_classes(self, class_val, for_icon=True):
new_classes = []
using_fa = False
for cl in re.compile('\s+').split(class_val):
if cl.startswith('icon-') or cl.startswith('icons-'):
#prepend fa to class list
if not using_fa: using_fa = True
#upgrade remaining text
try:
new_classes.append(FontAwesomeUpgrader.ICON_LOOKUP[cl])
except KeyError:
#not in lookup - just replace icon- with fa-
new_classes.append(cl.replace('icon-','fa-'))
else:
new_classes.append(cl)
if using_fa and for_icon: new_classes.insert(0,'fa')
#return classes joined together
return ' '.join(new_classes)
if __name__ == "__main__":
import doctest
doctest.testmod()