Scan templates for old classes to upgrade to font-awesome v4.0.3.

fa_upgrade.py

# Scrape FontAwesome latest icon names (4.0.3)

import re
import os
from bs4 import BeautifulSoup
import requests


def soup_from_url(url):
    try:
        r = requests.get(url)
        return BeautifulSoup(r.text)
    except requests.RequestException as err:
        print 'There was an error scraping {}, {}'.format(url, err)


def extract_font_awesome_class_names_from_soup(soup):
    names = []
    first_row_div = soup.find('div', class_='row')
    fa_regex = re.compile(ur'fa-([a-z-]+)', re.UNICODE | re.MULTILINE)
    for child in first_row_div.find_all('div', class_='col-md-4 col-sm-6 col-lg-3'):
        text = child.get_text()
        fa_icon_name = fa_regex.search(text).group(1)
        names.append(unicode('icon-' + fa_icon_name))
    return names


def extract_glyphicons_class_names_from_soup(soup):
    names = []
    first_row_div = soup.find('ul', class_='the-icons')
    fa_regex = re.compile(ur'(icon-[a-z-]+)', re.UNICODE | re.MULTILINE)
    for child in first_row_div.find_all('li'):
        icon_name = fa_regex.search(child.get_text()).group(1)
        names.append(unicode(icon_name))
    return names


def list_classes_in_cakephp_templates(start_directory, classes):
    matches = {}
    classes_regex = re.compile(ur'((?<=\s|"|\'){})(?=\s|"|\')'.format('|'.join(re.escape(k) for k in classes)),
                               re.UNICODE | re.MULTILINE)
    for root, sub_folders, file_names in os.walk(start_directory):
        for file_name in file_names:
            if file_name[-3:] == 'ctp':
                file_path = os.path.join(root, file_name)
                with open(file_path, 'rb') as f:
                    data = unicode(f.read(), 'utf-8')
                    # Loop through the regular expression matches
                    for class_attr_match in classes_regex.finditer(data):
                        class_attr = class_attr_match.group(1)
                        if file_path in matches:
                            matches[file_path].append(class_attr)
                        else:
                            matches[file_path] = [class_attr]
    return matches


def diff(a, b):
    b = set(b)
    return [aa for aa in a if aa not in b]


def main():
    fa_soup = soup_from_url('http://fontawesome.io/cheatsheet/')
    gi_soup = soup_from_url('http://getbootstrap.com/2.3.2/base-css.html#icons')

    fa_classes = extract_font_awesome_class_names_from_soup(fa_soup)
    gi_classes = extract_glyphicons_class_names_from_soup(gi_soup)

    # Diff the classes between them
    diff_classes = diff(fa_classes, gi_classes)
    matches = list_classes_in_cakephp_templates('/some/directory', diff_classes)
    for file_path, icons in matches.items():
        print '"{}": {}\n'.format(file_path, icons)

main()