1""" 

2@file 

3@brief Various functions to install `reveal.js <https://github.com/hakimel/reveal.js/releases>`_. 

4""" 

5from __future__ import print_function 

6import re 

7import os 

8import sys 

9 

10from .install_custom import download_page, download_file 

11from ..installhelper.install_cmd_helper import unzip_files 

12 

13if sys.version_info[0] == 2: 

14 FileNotFoundError = Exception 

15 

16 

17def download_revealjs( 

18 temp_folder=".", 

19 unzip_to=".", 

20 fLOG=print, 

21 force_download=False, 

22 location="https://github.com/hakimel/reveal.js/releases", 

23 clean=True, 

24 version=None): 

25 """ 

26 Download `reveal.js <https://github.com/hakimel/reveal.js/releases>`_ release. 

27 and unzip it. 

28 

29 @param temp_folder where to download the setup 

30 @param unzip_to where to unzip the files 

31 @param fLOG logging function 

32 @param install install (otherwise only download) 

33 @param force_download force the downloading of pandoc 

34 @param location location of reveal.js release 

35 @param clean clean unnecessary files 

36 @param version version to download (unused) 

37 @return list of downloaded and unzipped files 

38 """ 

39 if version is not None: 

40 raise ValueError("cannot specify a version") 

41 link = location 

42 page = download_page(link) 

43 reg = re.compile("href=\\\"(.*?[.]zip)\\\"") 

44 alls = reg.findall(page) 

45 if len(alls) == 0: 

46 raise Exception( 

47 "unable to find a link on a .zip file on page: " + 

48 page) 

49 

50 filename = alls[0].split("/")[-1] 

51 filel = location.replace("releases", "").rstrip( 

52 "/") + "/archive/{0}".format(filename) 

53 outfile = os.path.join(temp_folder, "reveal.js." + filename) 

54 version = ".".join(filel.split("/")[-1].split(".")[:-1]) 

55 fLOG("[pymy] download ", filel, "to", outfile, "version", version) 

56 local = download_file(filel, outfile) 

57 res = unzip_files(local, whereTo=unzip_to, fLOG=fLOG) 

58 

59 master = os.path.join(unzip_to, "reveal.js-%s" % version) 

60 if not os.path.exists(master): 

61 raise FileNotFoundError("unable to find: " + master) 

62 new_master = os.path.join(unzip_to, "reveal.js") 

63 

64 os.rename(master, new_master) 

65 res = [r.replace(master, new_master) for r in res] 

66 

67 keep = [] 

68 for r in res: 

69 if os.path.isdir(r): 

70 continue 

71 if ".gitignore" in r or ".travis.yml" in r or "index.html" in r \ 

72 or "README" in r or "CONTRIBUTING.md" in r: 

73 os.remove(r) 

74 elif "/test/" in r.replace("\\", "/"): 

75 os.remove(r) 

76 else: 

77 keep.append(r) 

78 

79 return keep