zpwiki/linker.py

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Python
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2020-01-25 12:19:32 +00:00
import os
import sys
import re
import posixpath
import argparse
linkre = re.compile(r"\[(.+?)\]\((.+?)\)")
def normlink(link,start_link):
if link.startswith("http"):
return link
target = posixpath.normpath(link)
# Absolute path
if target[0] == "/":
return target
elif target.startswith("./"):
target = posixpath.normpath(start_link + target)
else:
target = posixpath.normpath(start_link + "/" + target)
#print(">>>>>>" + link + " " + target)
#print(target)
return target
def process(lfrom,lto):
for root, dirs, files in os.walk("./pages", topdown=False):
for file_name in files:
if not file_name.endswith(".md"):
continue
full_file_name = root + "/"+ file_name
# strip README.md
page_name = full_file_name[7:-10]
#print(page_name)
def replink(match):
name = match.group(1)
target = normlink(match.group(2),page_name)
#print(lto)
#print(target)
out = match.group(0)
if target == lfrom:
print("match at" + page_name + ":" + name)
if lto:
out = "[{}]({})".format(name,lto)
#print("Replaced to " + out)
return out
content = []
changed = False
with open(full_file_name) as f:
for l in f:
if re.search(linkre,l) is not None:
line = re.sub(linkre,replink,l)
if line != l:
print("replace")
print(l.rstrip())
print(line.rstrip())
answer = sys.stdin.readline().strip()
if len(answer) == 0 or answer[0] != "n":
l = line
changed = True
content.append(l)
if lto and changed:
with open(full_file_name,"w") as f:
f.write("".join(content))
if __name__ == "__main__":
parser = argparse.ArgumentParser()
parser.add_argument("lfrom")
parser.add_argument("-r","--replace",type=str)
args = parser.parse_args()
process(args.lfrom,args.replace)