pull with html5tidy and version links
This commit is contained in:
Michael Murtaugh
parent
3ee4b8f77c
commit
40a4a90535
166
etherdump/commands/html5tidy.py
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166
etherdump/commands/html5tidy.py
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@ -0,0 +1,166 @@
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#!/usr/bin/env python
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from __future__ import print_function
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from html5lib import parse
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import os, sys
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from argparse import ArgumentParser
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from xml.etree import ElementTree as ET
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def etree_indent(elem, level=0):
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i = "\n" + level*" "
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if len(elem):
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if not elem.text or not elem.text.strip():
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elem.text = i + " "
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if not elem.tail or not elem.tail.strip():
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elem.tail = i
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for elem in elem:
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etree_indent(elem, level+1)
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if not elem.tail or not elem.tail.strip():
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elem.tail = i
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else:
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if level and (not elem.tail or not elem.tail.strip()):
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elem.tail = i
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def get_link_type (url):
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lurl = url.lower()
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if lurl.endswith(".html") or lurl.endswith(".htm"):
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return "text/html"
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elif lurl.endswith(".txt"):
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return "text/plain"
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elif lurl.endswith(".rss"):
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return "application/rss+xml"
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elif lurl.endswith(".atom"):
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return "application/atom+xml"
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elif lurl.endswith(".json"):
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return "application/json"
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elif lurl.endswith(".js") or lurl.endswith(".jsonp"):
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return "text/javascript"
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def pluralize (x):
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if type(x) == list or type(x) == tuple:
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return x
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else:
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return (x,)
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def html5tidy (doc, charset="utf-8", title=None, scripts=None, links=None, indent=False):
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if scripts:
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script_srcs = [x.attrib.get("src") for x in doc.findall(".//script")]
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for src in pluralize(scripts):
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if src not in script_srcs:
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script = ET.SubElement(doc.find(".//head"), "script", src=src)
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script_srcs.append(src)
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if links:
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existinglinks = {}
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for elt in doc.findall(".//link"):
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href = elt.attrib.get("href")
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if href:
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existinglinks[href] = elt
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for link in links:
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linktype = link.get("type") or get_link_type(link["href"])
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if link["href"] in existinglinks:
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elt = existinglinks[link["href"]]
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elt.attrib["rel"] = link["rel"]
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else:
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elt = ET.SubElement(doc.find(".//head"), "link", href=link["href"], rel=link["rel"])
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if linktype:
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elt.attrib["type"] = linktype
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if "title" in link:
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elt.attrib["title"] = link["title"]
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if charset:
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meta_charsets = [x.attrib.get("charset") for x in doc.findall(".//meta") if x.attrib.get("charset") != None]
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if not meta_charsets:
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meta = ET.SubElement(doc.find(".//head"), "meta", charset=charset)
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if title != None:
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titleelt = doc.find(".//title")
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if not titleelt:
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titleelt = ET.SubElement(doc.find(".//head"), "title")
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titleelt.text = title
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if indent:
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etree_indent(doc)
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return doc
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if __name__ == "__main__":
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p = ArgumentParser("")
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p.add_argument("input", nargs="?", default=None)
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p.add_argument("--indent", default=False, action="store_true")
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p.add_argument("--mogrify", default=False, action="store_true", help="modify file in place")
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p.add_argument("--method", default="html", help="method, default: html, values: html, xml, text")
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p.add_argument("--output", default=None, help="")
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p.add_argument("--title", default=None, help="ensure/add title tag in head")
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p.add_argument("--charset", default="utf-8", help="ensure/add meta tag with charset")
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p.add_argument("--script", action="append", default=[], help="ensure/add script tag")
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# <link>s, see https://www.w3.org/TR/html5/links.html#links
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p.add_argument("--stylesheet", action="append", default=[], help="ensure/add style link")
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p.add_argument("--alternate", action="append", default=[], nargs="+", help="ensure/add alternate links (optionally followed by a title and type)")
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p.add_argument("--next", action="append", default=[], nargs="+", help="ensure/add alternate link")
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p.add_argument("--prev", action="append", default=[], nargs="+", help="ensure/add alternate link")
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p.add_argument("--search", action="append", default=[], nargs="+", help="ensure/add search link")
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p.add_argument("--rss", action="append", default=[], nargs="+", help="ensure/add alternate link of type application/rss+xml")
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p.add_argument("--atom", action="append", default=[], nargs="+", help="ensure/add alternate link of type application/atom+xml")
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args = p.parse_args()
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links = []
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def add_links (links, items, rel, _type=None):
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for href in items:
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d = {}
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d["rel"] = rel
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if _type:
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d["type"] = _type
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if type(href) == list:
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if len(href) == 1:
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d["href"] = href[0]
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elif len(href) == 2:
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d["href"] = href[0]
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d["title"] = href[1]
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elif len(href) == 3:
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d["href"] = href[0]
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d["title"] = href[1]
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d["type"] = href[2]
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else:
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continue
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else:
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d["href"] = href
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links.append(d)
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for rel in ("stylesheet", "alternate", "next", "prev", "search"):
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add_links(links, getattr(args, rel), rel)
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for item in args.rss:
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add_links(links, item, rel="alternate", _type="application/rss+xml")
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for item in args.atom:
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add_links(links, item, rel="alternate", _type="application/atom+xml")
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# INPUT
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if args.input:
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fin = open(args.input)
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else:
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fin = sys.stdin
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doc = parse(fin, namespaceHTMLElements=False)
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if fin != sys.stdin:
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fin.close()
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html5tidy(doc, scripts=args.script, links=links, title=args.title, indent=args.indent)
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# OUTPUT
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tmppath = None
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if args.output:
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fout = open(args.output, "w")
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elif args.mogrify:
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tmppath = args.input+".tmp"
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fout = open(tmppath, "w")
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else:
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fout = sys.stdout
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print (ET.tostring(doc, method=args.method), file=fout)
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if fout != sys.stdout:
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fout.close()
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if tmppath:
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os.rename(args.input, args.input+"~")
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os.rename(tmppath, args.input)
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@ -7,6 +7,9 @@ from urllib import urlencode, quote
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from urllib2 import HTTPError
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from common import *
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from time import sleep
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from html5tidy import html5tidy
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import html5lib
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from xml.etree import ElementTree as ET
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"""
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@ -54,7 +57,7 @@ def main (args):
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for i, padid in enumerate(padids):
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# TODO...
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"""
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Self-containted documents / and/or document receipts
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Self-contained documents / and/or document receipts
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storing enough information to reconstruct (or understand an error occurred)
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"""
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@ -136,19 +139,6 @@ storing enough information to reconstruct (or understand an error occurred)
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except OSError:
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pass
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# Process text, html, dhtml, all options
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if args.all or args.html:
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html = getjson(info['apiurl']+'getHTML?'+urlencode(data))
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ver = {"type": "html"}
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versions.append(ver)
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ver["code"] = html["_code"]
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if html["_code"] == 200:
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html = html['data']['html']
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ver["path"] = p+".raw.html"
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ver["url"] = quote(ver["path"])
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with open(ver["path"], "w") as f:
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f.write(html.encode("utf-8"))
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if args.all or args.text:
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text = getjson(info['apiurl']+'getText?'+urlencode(data))
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ver = {"type": "text"}
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@ -163,6 +153,17 @@ storing enough information to reconstruct (or understand an error occurred)
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# once the content is settled, compute a hash
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# and link it in the metadata!
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links = []
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links.append({"href":"../styles.css", "rel":"stylesheet"})
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# todo, make this process reflect which files actually were made
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versionbaseurl = quote(padid.encode("utf-8"))
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links.append({"href":versions[0]["url"], "rel":"alternate", "type":"text/html", "title":"Etherpad"})
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links.append({"href":versionbaseurl+".raw.txt", "rel":"alternate", "type":"text/plain", "title":"Plain text"})
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links.append({"href":versionbaseurl+".raw.html", "rel":"alternate", "type":"text/html", "title":"HTML"})
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links.append({"href":versionbaseurl+".diff.html", "rel":"alternate", "type":"text/html", "title":"HTML with author colors"})
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links.append({"href":versionbaseurl+".meta.json", "rel":"alternate", "type":"application/json", "title":"Meta data"})
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links.append({"href":"../", "rel":"search", "type":"text/html", "title":"Index"})
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if args.all or args.dhtml:
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data['startRev'] = "0"
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html = getjson(info['apiurl']+'createDiffHTML?'+urlencode(data))
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@ -173,8 +174,28 @@ storing enough information to reconstruct (or understand an error occurred)
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html = html['data']['html']
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ver["path"] = p+".diff.html"
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ver["url"] = quote(ver["path"])
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doc = html5lib.parse(html, namespaceHTMLElements=False)
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html5tidy(doc, indent=True, title=padid, scripts="../versions.js", links=links)
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with open(ver["path"], "w") as f:
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f.write(html.encode("utf-8"))
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# f.write(html.encode("utf-8"))
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print (ET.tostring(doc, method="html"), file=f)
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# Process text, html, dhtml, all options
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if args.all or args.html:
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html = getjson(info['apiurl']+'getHTML?'+urlencode(data))
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ver = {"type": "html"}
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versions.append(ver)
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ver["code"] = html["_code"]
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if html["_code"] == 200:
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html = html['data']['html']
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ver["path"] = p+".raw.html"
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ver["url"] = quote(ver["path"])
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doc = html5lib.parse(html, namespaceHTMLElements=False)
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html5tidy(doc, indent=True, title=padid, scripts="../versions.js", links=links)
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with open(ver["path"], "w") as f:
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# f.write(html.encode("utf-8"))
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print (ET.tostring(doc, method="html"), file=f)
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# output meta
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if args.all or args.meta:
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