libervia-backend: sat/plugins/plugin_misc_text

annotate sat/plugins/plugin_misc_text_syntaxes.py @ 3768:b443821399a3

docker (prosody-e2e): update Prosody's conf: Due to mod_privilege and PAM implementation in Libervia Pubsub, permissions have been udpated in `prosody.cfg.lua`, with the new `iq` permission and namespace delegation needed for PAM. `"urn:xmpp:delegation:2:bare:disco#info:*"` namespace delegation was also missing. rel 365

author	Goffi <goffi@goffi.org>
date	Fri, 13 May 2022 19:24:38 +0200
parents	33d75cd3c371
children	524856bd7b19

rev	line source
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2878 diff changeset	1 #!/usr/bin/env python3
3137 559a625a236b fixed shebangs Goffi <goffi@goffi.org> parents: 3136 diff changeset	2
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	3
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	4 # SAT plugin for managing various text syntaxes
3479 be6d91572633 date update Goffi <goffi@goffi.org> parents: 3137 diff changeset	5 # Copyright (C) 2009-2021 Jérôme Poisson (goffi@goffi.org)
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	6
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	7 # This program is free software: you can redistribute it and/or modify
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	8 # it under the terms of the GNU Affero General Public License as published by
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	9 # the Free Software Foundation, either version 3 of the License, or
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	10 # (at your option) any later version.
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	11
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	12 # This program is distributed in the hope that it will be useful,
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	15 # GNU Affero General Public License for more details.
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	16
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	17 # You should have received a copy of the GNU Affero General Public License
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	19
3693 0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	20 from functools import partial
3075 501a1a3c8594 plugin text syntaxes: don't use anymore deprecated cgi.escape Goffi <goffi@goffi.org> parents: 3040 diff changeset	21 from html import escape
3693 0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	22 import re
0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	23 from typing import Set
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	24
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	25 from twisted.internet import defer
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	26 from twisted.internet.threads import deferToThread
3693 0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	27
705 6c8a119dcc94 plugin text syntaxes: clean_xhtml now accept lxml's HtmlElement to avoid parsing two times the same xml Goffi <goffi@goffi.org> parents: 702 diff changeset	28 from sat.core import exceptions
3693 0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	29 from sat.core.constants import Const as C
0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	30 from sat.core.i18n import D_, _
0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	31 from sat.core.log import getLogger
2782 b17e6fa1e607 core (XMLUI): new XHTMLBox widget: Goffi <goffi@goffi.org> parents: 2781 diff changeset	32 from sat.tools import xml_tools
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	33
1542 94901070478e plugins: added new MissingModule exceptions to plugins using third party modules Goffi <goffi@goffi.org> parents: 1458 diff changeset	34 try:
94901070478e plugins: added new MissingModule exceptions to plugins using third party modules Goffi <goffi@goffi.org> parents: 1458 diff changeset	35 from lxml import html
94901070478e plugins: added new MissingModule exceptions to plugins using third party modules Goffi <goffi@goffi.org> parents: 1458 diff changeset	36 from lxml.html import clean
2786 be8405795e09 plugin text syntaxes: handle empty content in cleanXHTML + don't use self-closing tags for non-void elements. Goffi <goffi@goffi.org> parents: 2782 diff changeset	37 from lxml import etree
1542 94901070478e plugins: added new MissingModule exceptions to plugins using third party modules Goffi <goffi@goffi.org> parents: 1458 diff changeset	38 except ImportError:
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	39 raise exceptions.MissingModule(
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2878 diff changeset	40 "Missing module lxml, please download/install it from http://lxml.de/"
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	41 )
674 fb0b1100c908 plugin text_syntaxes: fixed clean_xhml (it now return XHTML instead of HTML) Goffi <goffi@goffi.org> parents: 665 diff changeset	42
2873 e1207b8ad97c plugin text syntaxes: disable raw HTML parsing in mardown by default Goffi <goffi@goffi.org> parents: 2869 diff changeset	43 log = getLogger(__name__)
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	44
771 bfabeedbf32e core: i18n refactoring: Goffi <goffi@goffi.org> parents: 744 diff changeset	45 CATEGORY = D_("Composition")
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	46 NAME = "Syntax"
2869 148d30147890 plugin text syntaxes: fixed default syntax Goffi <goffi@goffi.org> parents: 2786 diff changeset	47 _SYNTAX_XHTML = "xhtml" # must be lower case
744 312a2842b2b8 plugins text-syntaxes: added a default value to use the current user syntax in convert souliane <souliane@mailoo.org> parents: 705 diff changeset	48 _SYNTAX_CURRENT = "@CURRENT@"
312a2842b2b8 plugins text-syntaxes: added a default value to use the current user syntax in convert souliane <souliane@mailoo.org> parents: 705 diff changeset	49
692 e98db42cd78c plugin text syntaxes: styles sanitisation Goffi <goffi@goffi.org> parents: 674 diff changeset	50 # TODO: check/adapt following list
1805 3c40fa0dcd7a pluging text syntaxes: various minor improvments: Goffi <goffi@goffi.org> parents: 1803 diff changeset	51 # list initialy based on feedparser list (http://pythonhosted.org/feedparser/html-sanitization.html)
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	52 STYLES_WHITELIST = (
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	53 "azimuth",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	54 "background-color",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	55 "border-bottom-color",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	56 "border-collapse",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	57 "border-color",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	58 "border-left-color",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	59 "border-right-color",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	60 "border-top-color",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	61 "clear",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	62 "color",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	63 "cursor",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	64 "direction",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	65 "display",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	66 "elevation",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	67 "float",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	68 "font",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	69 "font-family",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	70 "font-size",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	71 "font-style",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	72 "font-variant",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	73 "font-weight",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	74 "height",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	75 "letter-spacing",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	76 "line-height",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	77 "overflow",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	78 "pause",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	79 "pause-after",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	80 "pause-before",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	81 "pitch",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	82 "pitch-range",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	83 "richness",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	84 "speak",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	85 "speak-header",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	86 "speak-numeral",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	87 "speak-punctuation",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	88 "speech-rate",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	89 "stress",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	90 "text-align",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	91 "text-decoration",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	92 "text-indent",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	93 "unicode-bidi",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	94 "vertical-align",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	95 "voice-family",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	96 "volume",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	97 "white-space",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	98 "width",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	99 )
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	100
2786 be8405795e09 plugin text syntaxes: handle empty content in cleanXHTML + don't use self-closing tags for non-void elements. Goffi <goffi@goffi.org> parents: 2782 diff changeset	101 # cf. https://www.w3.org/TR/html/syntax.html#void-elements
be8405795e09 plugin text syntaxes: handle empty content in cleanXHTML + don't use self-closing tags for non-void elements. Goffi <goffi@goffi.org> parents: 2782 diff changeset	102 VOID_ELEMENTS = (
be8405795e09 plugin text syntaxes: handle empty content in cleanXHTML + don't use self-closing tags for non-void elements. Goffi <goffi@goffi.org> parents: 2782 diff changeset	103 "area",
be8405795e09 plugin text syntaxes: handle empty content in cleanXHTML + don't use self-closing tags for non-void elements. Goffi <goffi@goffi.org> parents: 2782 diff changeset	104 "base",
be8405795e09 plugin text syntaxes: handle empty content in cleanXHTML + don't use self-closing tags for non-void elements. Goffi <goffi@goffi.org> parents: 2782 diff changeset	105 "br",
be8405795e09 plugin text syntaxes: handle empty content in cleanXHTML + don't use self-closing tags for non-void elements. Goffi <goffi@goffi.org> parents: 2782 diff changeset	106 "col",
be8405795e09 plugin text syntaxes: handle empty content in cleanXHTML + don't use self-closing tags for non-void elements. Goffi <goffi@goffi.org> parents: 2782 diff changeset	107 "embed",
be8405795e09 plugin text syntaxes: handle empty content in cleanXHTML + don't use self-closing tags for non-void elements. Goffi <goffi@goffi.org> parents: 2782 diff changeset	108 "hr",
be8405795e09 plugin text syntaxes: handle empty content in cleanXHTML + don't use self-closing tags for non-void elements. Goffi <goffi@goffi.org> parents: 2782 diff changeset	109 "img",
be8405795e09 plugin text syntaxes: handle empty content in cleanXHTML + don't use self-closing tags for non-void elements. Goffi <goffi@goffi.org> parents: 2782 diff changeset	110 "input",
be8405795e09 plugin text syntaxes: handle empty content in cleanXHTML + don't use self-closing tags for non-void elements. Goffi <goffi@goffi.org> parents: 2782 diff changeset	111 "keygen",
be8405795e09 plugin text syntaxes: handle empty content in cleanXHTML + don't use self-closing tags for non-void elements. Goffi <goffi@goffi.org> parents: 2782 diff changeset	112 "link",
be8405795e09 plugin text syntaxes: handle empty content in cleanXHTML + don't use self-closing tags for non-void elements. Goffi <goffi@goffi.org> parents: 2782 diff changeset	113 "menuitem",
be8405795e09 plugin text syntaxes: handle empty content in cleanXHTML + don't use self-closing tags for non-void elements. Goffi <goffi@goffi.org> parents: 2782 diff changeset	114 "meta",
be8405795e09 plugin text syntaxes: handle empty content in cleanXHTML + don't use self-closing tags for non-void elements. Goffi <goffi@goffi.org> parents: 2782 diff changeset	115 "param",
be8405795e09 plugin text syntaxes: handle empty content in cleanXHTML + don't use self-closing tags for non-void elements. Goffi <goffi@goffi.org> parents: 2782 diff changeset	116 "source",
be8405795e09 plugin text syntaxes: handle empty content in cleanXHTML + don't use self-closing tags for non-void elements. Goffi <goffi@goffi.org> parents: 2782 diff changeset	117 "track",
be8405795e09 plugin text syntaxes: handle empty content in cleanXHTML + don't use self-closing tags for non-void elements. Goffi <goffi@goffi.org> parents: 2782 diff changeset	118 "wbr")
be8405795e09 plugin text syntaxes: handle empty content in cleanXHTML + don't use self-closing tags for non-void elements. Goffi <goffi@goffi.org> parents: 2782 diff changeset	119
3693 0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	120 SAFE_ATTRS = html.defs.safe_attrs.union({"style", "poster", "controls"}) - {"id"}
0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	121 SAFE_CLASSES = {
0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	122 # those classes are used for code highlighting
0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	123 "bp", "c", "ch", "cm", "cp", "cpf", "cs", "dl", "err", "fm", "gd", "ge", "get", "gh",
0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	124 "gi", "go", "gp", "gr", "gs", "gt", "gu", "highlight", "hll", "il", "k", "kc", "kd",
0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	125 "kn", "kp", "kr", "kt", "m", "mb", "mf", "mh", "mi", "mo", "na", "nb", "nc", "nd",
0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	126 "ne", "nf", "ni", "nl", "nn", "no", "nt", "nv", "o", "ow", "s", "sa", "sb", "sc",
0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	127 "sd", "se", "sh", "si", "sr", "ss", "sx", "vc", "vg", "vi", "vm", "w", "write",
0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	128 }
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	129 STYLES_VALUES_REGEX = (
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	130 r"^("
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	131 + "\|".join(
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	132 [
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	133 "([a-z-]+)", # alphabetical names
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	134 "(#[0-9a-f]+)", # hex value
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	135 "(\d+(.\d+)? *(\|%\|em\|ex\|px\|in\|cm\|mm\|pt\|pc))", # values with units (or not)
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	136 "rgb$ ((\d+(.\d+)?), ){2}(\d+(.\d+)?) *$", # rgb function
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	137 "rgba$ ((\d+(.\d+)?), ){3}(\d+(.\d+)?) *$", # rgba function
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	138 ]
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	139 )
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	140 + ") *(!important)?$"
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	141 ) # we accept "!important" at the end
692 e98db42cd78c plugin text syntaxes: styles sanitisation Goffi <goffi@goffi.org> parents: 674 diff changeset	142 STYLES_ACCEPTED_VALUE = re.compile(STYLES_VALUES_REGEX)
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	143
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	144 PLUGIN_INFO = {
2145 33c8c4973743 core (plugins): added missing contants + use of new constants in PLUGIN_INFO Goffi <goffi@goffi.org> parents: 2106 diff changeset	145 C.PI_NAME: "Text syntaxes",
2780 85d3240a400f plugin text syntaxes: changed import name to TEXT_SYNTAX (better with underscore for autocompletion) Goffi <goffi@goffi.org> parents: 2771 diff changeset	146 C.PI_IMPORT_NAME: "TEXT_SYNTAXES",
2145 33c8c4973743 core (plugins): added missing contants + use of new constants in PLUGIN_INFO Goffi <goffi@goffi.org> parents: 2106 diff changeset	147 C.PI_TYPE: "MISC",
3726 33d75cd3c371 plugin XEP-0060, XEP-0163, XEP-0277, text syntaxes: make those plugins usable with components Goffi <goffi@goffi.org> parents: 3709 diff changeset	148 C.PI_MODES: C.PLUG_MODE_BOTH,
2145 33c8c4973743 core (plugins): added missing contants + use of new constants in PLUGIN_INFO Goffi <goffi@goffi.org> parents: 2106 diff changeset	149 C.PI_PROTOCOLS: [],
33c8c4973743 core (plugins): added missing contants + use of new constants in PLUGIN_INFO Goffi <goffi@goffi.org> parents: 2106 diff changeset	150 C.PI_DEPENDENCIES: [],
33c8c4973743 core (plugins): added missing contants + use of new constants in PLUGIN_INFO Goffi <goffi@goffi.org> parents: 2106 diff changeset	151 C.PI_MAIN: "TextSyntaxes",
33c8c4973743 core (plugins): added missing contants + use of new constants in PLUGIN_INFO Goffi <goffi@goffi.org> parents: 2106 diff changeset	152 C.PI_HANDLER: "no",
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	153 C.PI_DESCRIPTION: _(
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	154 """Management of various text syntaxes (XHTML-IM, Markdown, etc)"""
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	155 ),
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	156 }
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	157
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	158
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	159 class TextSyntaxes(object):
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	160 """ Text conversion class
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	161 XHTML utf-8 is used as intermediate language for conversions
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	162 """
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	163
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	164 OPT_DEFAULT = "DEFAULT"
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	165 OPT_HIDDEN = "HIDDEN"
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	166 OPT_NO_THREAD = "NO_THREAD"
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	167 SYNTAX_XHTML = _SYNTAX_XHTML
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	168 SYNTAX_MARKDOWN = "markdown"
832 c4b22aedb7d7 plugin groupblog, XEP-0071, XEP-0277, text_syntaxes: manage raw/rich/xhtml data for content/title: souliane <souliane@mailoo.org> parents: 811 diff changeset	169 SYNTAX_TEXT = "text"
2869 148d30147890 plugin text syntaxes: fixed default syntax Goffi <goffi@goffi.org> parents: 2786 diff changeset	170 # default_syntax must be lower case
2324 fe922e6fabd4 plugin text syntaxes: various improvments: Goffi <goffi@goffi.org> parents: 2145 diff changeset	171 default_syntax = SYNTAX_XHTML
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	172
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	173
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	174 def __init__(self, host):
993 301b342c697a core: use of the new core.log module: Goffi <goffi@goffi.org> parents: 968 diff changeset	175 log.info(_("Text syntaxes plugin initialization"))
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	176 self.host = host
3620 f568f304c982 plugin text syntaxes: remove side effect on init: Goffi <goffi@goffi.org> parents: 3479 diff changeset	177 self.syntaxes = {}
f568f304c982 plugin text syntaxes: remove side effect on init: Goffi <goffi@goffi.org> parents: 3479 diff changeset	178
f568f304c982 plugin text syntaxes: remove side effect on init: Goffi <goffi@goffi.org> parents: 3479 diff changeset	179 self.params = """
f568f304c982 plugin text syntaxes: remove side effect on init: Goffi <goffi@goffi.org> parents: 3479 diff changeset	180 <params>
f568f304c982 plugin text syntaxes: remove side effect on init: Goffi <goffi@goffi.org> parents: 3479 diff changeset	181 <individual>
f568f304c982 plugin text syntaxes: remove side effect on init: Goffi <goffi@goffi.org> parents: 3479 diff changeset	182 <category name="%(category_name)s" label="%(category_label)s">
f568f304c982 plugin text syntaxes: remove side effect on init: Goffi <goffi@goffi.org> parents: 3479 diff changeset	183 <param name="%(name)s" label="%(label)s" type="list" security="0">
f568f304c982 plugin text syntaxes: remove side effect on init: Goffi <goffi@goffi.org> parents: 3479 diff changeset	184 %(options)s
f568f304c982 plugin text syntaxes: remove side effect on init: Goffi <goffi@goffi.org> parents: 3479 diff changeset	185 </param>
f568f304c982 plugin text syntaxes: remove side effect on init: Goffi <goffi@goffi.org> parents: 3479 diff changeset	186 </category>
f568f304c982 plugin text syntaxes: remove side effect on init: Goffi <goffi@goffi.org> parents: 3479 diff changeset	187 </individual>
f568f304c982 plugin text syntaxes: remove side effect on init: Goffi <goffi@goffi.org> parents: 3479 diff changeset	188 </params>
f568f304c982 plugin text syntaxes: remove side effect on init: Goffi <goffi@goffi.org> parents: 3479 diff changeset	189 """
f568f304c982 plugin text syntaxes: remove side effect on init: Goffi <goffi@goffi.org> parents: 3479 diff changeset	190
f568f304c982 plugin text syntaxes: remove side effect on init: Goffi <goffi@goffi.org> parents: 3479 diff changeset	191 self.params_data = {
f568f304c982 plugin text syntaxes: remove side effect on init: Goffi <goffi@goffi.org> parents: 3479 diff changeset	192 "category_name": CATEGORY,
f568f304c982 plugin text syntaxes: remove side effect on init: Goffi <goffi@goffi.org> parents: 3479 diff changeset	193 "category_label": _(CATEGORY),
f568f304c982 plugin text syntaxes: remove side effect on init: Goffi <goffi@goffi.org> parents: 3479 diff changeset	194 "name": NAME,
f568f304c982 plugin text syntaxes: remove side effect on init: Goffi <goffi@goffi.org> parents: 3479 diff changeset	195 "label": _(NAME),
f568f304c982 plugin text syntaxes: remove side effect on init: Goffi <goffi@goffi.org> parents: 3479 diff changeset	196 "syntaxes": self.syntaxes,
f568f304c982 plugin text syntaxes: remove side effect on init: Goffi <goffi@goffi.org> parents: 3479 diff changeset	197 }
f568f304c982 plugin text syntaxes: remove side effect on init: Goffi <goffi@goffi.org> parents: 3479 diff changeset	198
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	199 self.addSyntax(
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	200 self.SYNTAX_XHTML,
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	201 lambda xhtml: defer.succeed(xhtml),
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	202 lambda xhtml: defer.succeed(xhtml),
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	203 TextSyntaxes.OPT_NO_THREAD,
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	204 )
1826 d80ccf4bf201 plugin blog import dotclear: this plugin import Dotclear 2 backups Goffi <goffi@goffi.org> parents: 1811 diff changeset	205 # TODO: text => XHTML should add <a/> to url like in frontends
d80ccf4bf201 plugin blog import dotclear: this plugin import Dotclear 2 backups Goffi <goffi@goffi.org> parents: 1811 diff changeset	206 # it's probably best to move sat_frontends.tools.strings to sat.tools.common or similar
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	207 self.addSyntax(
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	208 self.SYNTAX_TEXT,
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	209 lambda text: escape(text),
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	210 lambda xhtml: self._removeMarkups(xhtml),
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	211 [TextSyntaxes.OPT_HIDDEN],
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	212 )
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	213 try:
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	214 import markdown, html2text
2873 e1207b8ad97c plugin text syntaxes: disable raw HTML parsing in mardown by default Goffi <goffi@goffi.org> parents: 2869 diff changeset	215 from markdown.extensions import Extension
e1207b8ad97c plugin text syntaxes: disable raw HTML parsing in mardown by default Goffi <goffi@goffi.org> parents: 2869 diff changeset	216
e1207b8ad97c plugin text syntaxes: disable raw HTML parsing in mardown by default Goffi <goffi@goffi.org> parents: 2869 diff changeset	217 # XXX: we disable raw HTML parsing by default, to avoid parsing error
e1207b8ad97c plugin text syntaxes: disable raw HTML parsing in mardown by default Goffi <goffi@goffi.org> parents: 2869 diff changeset	218 # when the user is not aware of markdown and HTML
e1207b8ad97c plugin text syntaxes: disable raw HTML parsing in mardown by default Goffi <goffi@goffi.org> parents: 2869 diff changeset	219 class EscapeHTML(Extension):
e1207b8ad97c plugin text syntaxes: disable raw HTML parsing in mardown by default Goffi <goffi@goffi.org> parents: 2869 diff changeset	220 def extendMarkdown(self, md):
e1207b8ad97c plugin text syntaxes: disable raw HTML parsing in mardown by default Goffi <goffi@goffi.org> parents: 2869 diff changeset	221 md.preprocessors.deregister('html_block')
e1207b8ad97c plugin text syntaxes: disable raw HTML parsing in mardown by default Goffi <goffi@goffi.org> parents: 2869 diff changeset	222 md.inlinePatterns.deregister('html')
841 831f208b4ea3 plugin text_syntaxes: html2text was breaking the long URLs souliane <souliane@mailoo.org> parents: 836 diff changeset	223
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	224 def _html2text(html, baseurl=""):
841 831f208b4ea3 plugin text_syntaxes: html2text was breaking the long URLs souliane <souliane@mailoo.org> parents: 836 diff changeset	225 h = html2text.HTML2Text(baseurl=baseurl)
831f208b4ea3 plugin text_syntaxes: html2text was breaking the long URLs souliane <souliane@mailoo.org> parents: 836 diff changeset	226 h.body_width = 0 # do not truncate the lines, it breaks the long URLs
831f208b4ea3 plugin text_syntaxes: html2text was breaking the long URLs souliane <souliane@mailoo.org> parents: 836 diff changeset	227 return h.handle(html)
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	228
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	229 self.addSyntax(
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	230 self.SYNTAX_MARKDOWN,
2878 a02ad4bc0a6d plugin text syntaxes: activated useful markdown extensions: Goffi <goffi@goffi.org> parents: 2873 diff changeset	231 partial(markdown.markdown,
a02ad4bc0a6d plugin text syntaxes: activated useful markdown extensions: Goffi <goffi@goffi.org> parents: 2873 diff changeset	232 extensions=[
a02ad4bc0a6d plugin text syntaxes: activated useful markdown extensions: Goffi <goffi@goffi.org> parents: 2873 diff changeset	233 EscapeHTML(),
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2878 diff changeset	234 'nl2br',
ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2878 diff changeset	235 'codehilite',
ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2878 diff changeset	236 'fenced_code',
ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2878 diff changeset	237 'sane_lists',
ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2878 diff changeset	238 'tables',
2878 a02ad4bc0a6d plugin text syntaxes: activated useful markdown extensions: Goffi <goffi@goffi.org> parents: 2873 diff changeset	239 ],
a02ad4bc0a6d plugin text syntaxes: activated useful markdown extensions: Goffi <goffi@goffi.org> parents: 2873 diff changeset	240 extension_configs = {
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2878 diff changeset	241 "codehilite": {
ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2878 diff changeset	242 "css_class": "highlight",
2878 a02ad4bc0a6d plugin text syntaxes: activated useful markdown extensions: Goffi <goffi@goffi.org> parents: 2873 diff changeset	243 }
a02ad4bc0a6d plugin text syntaxes: activated useful markdown extensions: Goffi <goffi@goffi.org> parents: 2873 diff changeset	244 }),
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	245 _html2text,
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	246 [TextSyntaxes.OPT_DEFAULT],
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	247 )
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	248 except ImportError:
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2878 diff changeset	249 log.warning("markdown or html2text not found, can't use Markdown syntax")
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	250 log.info(
3693 0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	251 "You can download/install them from https://pythonhosted.org/Markdown/ "
0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	252 "and https://github.com/Alir3z4/html2text/"
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	253 )
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	254 host.bridge.addMethod(
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	255 "syntaxConvert",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	256 ".plugin",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	257 in_sign="sssbs",
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	258 out_sign="s",
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2878 diff changeset	259 async_=True,
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	260 method=self.convert,
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	261 )
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	262 host.bridge.addMethod(
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	263 "syntaxGet", ".plugin", in_sign="s", out_sign="s", method=self.getSyntax
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	264 )
2782 b17e6fa1e607 core (XMLUI): new XHTMLBox widget: Goffi <goffi@goffi.org> parents: 2781 diff changeset	265 if xml_tools.cleanXHTML is None:
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2878 diff changeset	266 log.debug("Installing cleaning method")
2782 b17e6fa1e607 core (XMLUI): new XHTMLBox widget: Goffi <goffi@goffi.org> parents: 2781 diff changeset	267 xml_tools.cleanXHTML = self.cleanXHTML
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	268
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	269 def _updateParamOptions(self):
3620 f568f304c982 plugin text syntaxes: remove side effect on init: Goffi <goffi@goffi.org> parents: 3479 diff changeset	270 data_synt = self.syntaxes
2324 fe922e6fabd4 plugin text syntaxes: various improvments: Goffi <goffi@goffi.org> parents: 2145 diff changeset	271 default_synt = TextSyntaxes.default_syntax
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	272 syntaxes = []
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	273
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2878 diff changeset	274 for syntax in list(data_synt.keys()):
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	275 flags = data_synt[syntax]["flags"]
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	276 if TextSyntaxes.OPT_HIDDEN not in flags:
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	277 syntaxes.append(syntax)
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	278
1805 3c40fa0dcd7a pluging text syntaxes: various minor improvments: Goffi <goffi@goffi.org> parents: 1803 diff changeset	279 syntaxes.sort(key=lambda synt: synt.lower())
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	280 options = []
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	281
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	282 for syntax in syntaxes:
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	283 selected = 'selected="true"' if syntax == default_synt else ""
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2878 diff changeset	284 options.append('<option value="%s" %s/>' % (syntax, selected))
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	285
3620 f568f304c982 plugin text syntaxes: remove side effect on init: Goffi <goffi@goffi.org> parents: 3479 diff changeset	286 self.params_data["options"] = "\n".join(options)
f568f304c982 plugin text syntaxes: remove side effect on init: Goffi <goffi@goffi.org> parents: 3479 diff changeset	287 self.host.memory.updateParams(self.params % self.params_data)
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	288
702 a25db3fe3959 plugin XEP-0071: rich messages management for sendMessage Goffi <goffi@goffi.org> parents: 699 diff changeset	289 def getCurrentSyntax(self, profile):
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	290 """ Return the selected syntax for the given profile
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	291
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	292 @param profile: %(doc_profile)s
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	293 @return: profile selected syntax
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	294 """
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	295 return self.host.memory.getParamA(NAME, CATEGORY, profile_key=profile)
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	296
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2878 diff changeset	297 def _logError(self, failure, action="converting syntax"):
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	298 log.error(
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2878 diff changeset	299 "Error while {action}: {failure}".format(action=action, failure=failure)
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	300 )
2106 5874da3811b7 plugin text syntaxes: log error on cleanXHTML failure Goffi <goffi@goffi.org> parents: 1934 diff changeset	301 return failure
5874da3811b7 plugin text syntaxes: log error on cleanXHTML failure Goffi <goffi@goffi.org> parents: 1934 diff changeset	302
3693 0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	303 def cleanStyle(self, styles_raw: str) -> str:
2781 816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	304 """"Clean unsafe CSS styles
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	305
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	306 Remove styles not in the whitelist, or where the value doesn't match the regex
3693 0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	307 @param styles_raw: CSS styles
0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	308 @return: cleaned styles
2781 816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	309 """
3693 0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	310 styles: List[str] = styles_raw.split(";")
2781 816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	311 cleaned_styles = []
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	312 for style in styles:
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	313 try:
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	314 key, value = style.split(":")
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	315 except ValueError:
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	316 continue
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	317 key = key.lower().strip()
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	318 if key not in STYLES_WHITELIST:
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	319 continue
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	320 value = value.lower().strip()
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	321 if not STYLES_ACCEPTED_VALUE.match(value):
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	322 continue
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	323 if value == "none":
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	324 continue
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	325 cleaned_styles.append((key, value))
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	326 return "; ".join(
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	327 ["%s: %s" % (key_, value_) for key_, value_ in cleaned_styles]
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	328 )
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	329
3693 0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	330 def cleanClasses(self, classes_raw: str) -> str:
0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	331 """Remove any non whitelisted class
0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	332
0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	333 @param classes_raw: classes set on an element
0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	334 @return: remaining classes (can be empty string)
0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	335 """
0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	336 return " ".join(SAFE_CLASSES.intersection(classes_raw.split()))
0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	337
1805 3c40fa0dcd7a pluging text syntaxes: various minor improvments: Goffi <goffi@goffi.org> parents: 1803 diff changeset	338 def cleanXHTML(self, xhtml):
2781 816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	339 """Clean XHTML text by removing potentially dangerous/malicious parts
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	340
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	341 @param xhtml(unicode, lxml.etree._Element): raw HTML/XHTML text to clean
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	342 @return (unicode): cleaned XHTML
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	343 """
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	344
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2878 diff changeset	345 if isinstance(xhtml, str):
2786 be8405795e09 plugin text syntaxes: handle empty content in cleanXHTML + don't use self-closing tags for non-void elements. Goffi <goffi@goffi.org> parents: 2782 diff changeset	346 try:
be8405795e09 plugin text syntaxes: handle empty content in cleanXHTML + don't use self-closing tags for non-void elements. Goffi <goffi@goffi.org> parents: 2782 diff changeset	347 xhtml_elt = html.fromstring(xhtml)
be8405795e09 plugin text syntaxes: handle empty content in cleanXHTML + don't use self-closing tags for non-void elements. Goffi <goffi@goffi.org> parents: 2782 diff changeset	348 except etree.ParserError as e:
be8405795e09 plugin text syntaxes: handle empty content in cleanXHTML + don't use self-closing tags for non-void elements. Goffi <goffi@goffi.org> parents: 2782 diff changeset	349 if not xhtml.strip():
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2878 diff changeset	350 return ""
ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2878 diff changeset	351 log.error("Can't clean XHTML: {xhtml}".format(xhtml=xhtml))
2786 be8405795e09 plugin text syntaxes: handle empty content in cleanXHTML + don't use self-closing tags for non-void elements. Goffi <goffi@goffi.org> parents: 2782 diff changeset	352 raise e
2781 816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	353 elif isinstance(xhtml, html.HtmlElement):
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	354 xhtml_elt = xhtml
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	355 else:
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	356 log.error("Only strings and HtmlElements can be cleaned")
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	357 raise exceptions.DataError
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	358 cleaner = clean.Cleaner(
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	359 style=False, add_nofollow=False, safe_attrs=SAFE_ATTRS
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	360 )
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	361 xhtml_elt = cleaner.clean_html(xhtml_elt)
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	362 for elt in xhtml_elt.xpath("//*[@style]"):
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	363 elt.set("style", self.cleanStyle(elt.get("style")))
3693 0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	364 for elt in xhtml_elt.xpath("//*[@class]"):
0bbdc50aa405 plugin text syntaxes: remove `id` attributes and whitelist allowed classes: Goffi <goffi@goffi.org> parents: 3479 diff changeset	365 elt.set("class", self.cleanClasses(elt.get("class")))
2786 be8405795e09 plugin text syntaxes: handle empty content in cleanXHTML + don't use self-closing tags for non-void elements. Goffi <goffi@goffi.org> parents: 2782 diff changeset	366 # we remove self-closing elements for non-void elements
be8405795e09 plugin text syntaxes: handle empty content in cleanXHTML + don't use self-closing tags for non-void elements. Goffi <goffi@goffi.org> parents: 2782 diff changeset	367 for element in xhtml_elt.iter(tag=etree.Element):
be8405795e09 plugin text syntaxes: handle empty content in cleanXHTML + don't use self-closing tags for non-void elements. Goffi <goffi@goffi.org> parents: 2782 diff changeset	368 if not element.text:
be8405795e09 plugin text syntaxes: handle empty content in cleanXHTML + don't use self-closing tags for non-void elements. Goffi <goffi@goffi.org> parents: 2782 diff changeset	369 if element.tag in VOID_ELEMENTS:
be8405795e09 plugin text syntaxes: handle empty content in cleanXHTML + don't use self-closing tags for non-void elements. Goffi <goffi@goffi.org> parents: 2782 diff changeset	370 element.text = None
be8405795e09 plugin text syntaxes: handle empty content in cleanXHTML + don't use self-closing tags for non-void elements. Goffi <goffi@goffi.org> parents: 2782 diff changeset	371 else:
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2878 diff changeset	372 element.text = ''
ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2878 diff changeset	373 return html.tostring(xhtml_elt, encoding=str, method="xml")
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	374
3040 fee60f17ebac jp: jp asyncio port: Goffi <goffi@goffi.org> parents: 3028 diff changeset	375 def convert(self, text, syntax_from, syntax_to=_SYNTAX_XHTML, safe=True,
fee60f17ebac jp: jp asyncio port: Goffi <goffi@goffi.org> parents: 3028 diff changeset	376 profile=None):
1803 14a97a5fe1c0 plugin text syntaxes: a non blocking syntax callback can now return a unicode directly instead of a Deferred Goffi <goffi@goffi.org> parents: 1766 diff changeset	377 """Convert a text between two syntaxes
14a97a5fe1c0 plugin text syntaxes: a non blocking syntax callback can now return a unicode directly instead of a Deferred Goffi <goffi@goffi.org> parents: 1766 diff changeset	378
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	379 @param text: text to convert
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	380 @param syntax_from: source syntax (e.g. "markdown")
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	381 @param syntax_to: dest syntax (e.g.: "XHTML")
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	382 @param safe: clean resulting XHTML to avoid malicious code if True
2781 816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	383 @param profile: needed only when syntax_from or syntax_to is set to
816be0a23877 plugin text syntaxes: cleanStyle is an independent method, cleanXHTML is now blocking (no need to launch thread for that) Goffi <goffi@goffi.org> parents: 2780 diff changeset	384 _SYNTAX_CURRENT
1803 14a97a5fe1c0 plugin text syntaxes: a non blocking syntax callback can now return a unicode directly instead of a Deferred Goffi <goffi@goffi.org> parents: 1766 diff changeset	385 @return(unicode): converted text
14a97a5fe1c0 plugin text syntaxes: a non blocking syntax callback can now return a unicode directly instead of a Deferred Goffi <goffi@goffi.org> parents: 1766 diff changeset	386 """
1805 3c40fa0dcd7a pluging text syntaxes: various minor improvments: Goffi <goffi@goffi.org> parents: 1803 diff changeset	387 # FIXME: convert should be abled to handle domish.Element directly
3c40fa0dcd7a pluging text syntaxes: various minor improvments: Goffi <goffi@goffi.org> parents: 1803 diff changeset	388 # when dealing with XHTML
3c40fa0dcd7a pluging text syntaxes: various minor improvments: Goffi <goffi@goffi.org> parents: 1803 diff changeset	389 # TODO: a way for parser to return parsing errors/warnings
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	390
744 312a2842b2b8 plugins text-syntaxes: added a default value to use the current user syntax in convert souliane <souliane@mailoo.org> parents: 705 diff changeset	391 if syntax_from == _SYNTAX_CURRENT:
312a2842b2b8 plugins text-syntaxes: added a default value to use the current user syntax in convert souliane <souliane@mailoo.org> parents: 705 diff changeset	392 syntax_from = self.getCurrentSyntax(profile)
2324 fe922e6fabd4 plugin text syntaxes: various improvments: Goffi <goffi@goffi.org> parents: 2145 diff changeset	393 else:
fe922e6fabd4 plugin text syntaxes: various improvments: Goffi <goffi@goffi.org> parents: 2145 diff changeset	394 syntax_from = syntax_from.lower().strip()
744 312a2842b2b8 plugins text-syntaxes: added a default value to use the current user syntax in convert souliane <souliane@mailoo.org> parents: 705 diff changeset	395 if syntax_to == _SYNTAX_CURRENT:
312a2842b2b8 plugins text-syntaxes: added a default value to use the current user syntax in convert souliane <souliane@mailoo.org> parents: 705 diff changeset	396 syntax_to = self.getCurrentSyntax(profile)
2324 fe922e6fabd4 plugin text syntaxes: various improvments: Goffi <goffi@goffi.org> parents: 2145 diff changeset	397 else:
fe922e6fabd4 plugin text syntaxes: various improvments: Goffi <goffi@goffi.org> parents: 2145 diff changeset	398 syntax_to = syntax_to.lower().strip()
3620 f568f304c982 plugin text syntaxes: remove side effect on init: Goffi <goffi@goffi.org> parents: 3479 diff changeset	399 syntaxes = self.syntaxes
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	400 if syntax_from not in syntaxes:
2324 fe922e6fabd4 plugin text syntaxes: various improvments: Goffi <goffi@goffi.org> parents: 2145 diff changeset	401 raise exceptions.NotFound(syntax_from)
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	402 if syntax_to not in syntaxes:
2324 fe922e6fabd4 plugin text syntaxes: various improvments: Goffi <goffi@goffi.org> parents: 2145 diff changeset	403 raise exceptions.NotFound(syntax_to)
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	404 d = None
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	405
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	406 if TextSyntaxes.OPT_NO_THREAD in syntaxes[syntax_from]["flags"]:
1803 14a97a5fe1c0 plugin text syntaxes: a non blocking syntax callback can now return a unicode directly instead of a Deferred Goffi <goffi@goffi.org> parents: 1766 diff changeset	407 d = defer.maybeDeferred(syntaxes[syntax_from]["to"], text)
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	408 else:
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	409 d = deferToThread(syntaxes[syntax_from]["to"], text)
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	410
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	411 # TODO: keep only body element and change it to a div here ?
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	412
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	413 if safe:
1805 3c40fa0dcd7a pluging text syntaxes: various minor improvments: Goffi <goffi@goffi.org> parents: 1803 diff changeset	414 d.addCallback(self.cleanXHTML)
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	415
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	416 if TextSyntaxes.OPT_NO_THREAD in syntaxes[syntax_to]["flags"]:
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	417 d.addCallback(syntaxes[syntax_to]["from"])
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	418 else:
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	419 d.addCallback(lambda xhtml: deferToThread(syntaxes[syntax_to]["from"], xhtml))
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	420
836 2cc0201b4613 plugin text_syntaxes: rstrip the conversion result to avoid new lines systematically added by converters (e.g. html2text do this) souliane <souliane@mailoo.org> parents: 832 diff changeset	421 # converters can add new lines that disturb the microblog change detection
2cc0201b4613 plugin text_syntaxes: rstrip the conversion result to avoid new lines systematically added by converters (e.g. html2text do this) souliane <souliane@mailoo.org> parents: 832 diff changeset	422 d.addCallback(lambda text: text.rstrip())
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	423 return d
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	424
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	425 def addSyntax(self, name, to_xhtml_cb, from_xhtml_cb, flags=None):
1803 14a97a5fe1c0 plugin text syntaxes: a non blocking syntax callback can now return a unicode directly instead of a Deferred Goffi <goffi@goffi.org> parents: 1766 diff changeset	426 """Add a new syntax to the manager
14a97a5fe1c0 plugin text syntaxes: a non blocking syntax callback can now return a unicode directly instead of a Deferred Goffi <goffi@goffi.org> parents: 1766 diff changeset	427
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	428 @param name: unique name of the syntax
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	429 @param to_xhtml_cb: callback to convert from syntax to XHTML
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	430 @param from_xhtml_cb: callback to convert from XHTML to syntax
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	431 @param flags: set of optional flags, can be:
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	432 TextSyntaxes.OPT_DEFAULT: use as the default syntax (replace former one)
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	433 TextSyntaxes.OPT_HIDDEN: do not show in parameters
1803 14a97a5fe1c0 plugin text syntaxes: a non blocking syntax callback can now return a unicode directly instead of a Deferred Goffi <goffi@goffi.org> parents: 1766 diff changeset	434 TextSyntaxes.OPT_NO_THREAD: do not defer to thread when converting (the callback may then return a deferred)
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	435 """
1805 3c40fa0dcd7a pluging text syntaxes: various minor improvments: Goffi <goffi@goffi.org> parents: 1803 diff changeset	436 flags = flags if flags is not None else []
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	437 if TextSyntaxes.OPT_HIDDEN in flags and TextSyntaxes.OPT_DEFAULT in flags:
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	438 raise ValueError(
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2878 diff changeset	439 "{} and {} are mutually exclusive".format(
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	440 TextSyntaxes.OPT_HIDDEN, TextSyntaxes.OPT_DEFAULT
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	441 )
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	442 )
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	443
3620 f568f304c982 plugin text syntaxes: remove side effect on init: Goffi <goffi@goffi.org> parents: 3479 diff changeset	444 syntaxes = self.syntaxes
2324 fe922e6fabd4 plugin text syntaxes: various improvments: Goffi <goffi@goffi.org> parents: 2145 diff changeset	445 key = name.lower().strip()
fe922e6fabd4 plugin text syntaxes: various improvments: Goffi <goffi@goffi.org> parents: 2145 diff changeset	446 if key in syntaxes:
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	447 raise exceptions.ConflictError(
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2878 diff changeset	448 "This syntax key already exists: {}".format(key)
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	449 )
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	450 syntaxes[key] = {
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	451 "name": name,
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	452 "to": to_xhtml_cb,
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	453 "from": from_xhtml_cb,
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	454 "flags": flags,
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	455 }
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	456 if TextSyntaxes.OPT_DEFAULT in flags:
2869 148d30147890 plugin text syntaxes: fixed default syntax Goffi <goffi@goffi.org> parents: 2786 diff changeset	457 TextSyntaxes.default_syntax = key
665 6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	458
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	459 self._updateParamOptions()
6a64e0a759e6 plugin text syntaxes: this plugin manage rich text syntaxes conversions and cleaning. Goffi <goffi@goffi.org> parents: diff changeset	460
2324 fe922e6fabd4 plugin text syntaxes: various improvments: Goffi <goffi@goffi.org> parents: 2145 diff changeset	461 def getSyntax(self, name):
fe922e6fabd4 plugin text syntaxes: various improvments: Goffi <goffi@goffi.org> parents: 2145 diff changeset	462 """get syntax key corresponding to a name
fe922e6fabd4 plugin text syntaxes: various improvments: Goffi <goffi@goffi.org> parents: 2145 diff changeset	463
fe922e6fabd4 plugin text syntaxes: various improvments: Goffi <goffi@goffi.org> parents: 2145 diff changeset	464 @raise exceptions.NotFound: syntax doesn't exist
832 c4b22aedb7d7 plugin groupblog, XEP-0071, XEP-0277, text_syntaxes: manage raw/rich/xhtml data for content/title: souliane <souliane@mailoo.org> parents: 811 diff changeset	465 """
2324 fe922e6fabd4 plugin text syntaxes: various improvments: Goffi <goffi@goffi.org> parents: 2145 diff changeset	466 key = name.lower().strip()
fe922e6fabd4 plugin text syntaxes: various improvments: Goffi <goffi@goffi.org> parents: 2145 diff changeset	467 if key in self.syntaxes:
fe922e6fabd4 plugin text syntaxes: various improvments: Goffi <goffi@goffi.org> parents: 2145 diff changeset	468 return key
fe922e6fabd4 plugin text syntaxes: various improvments: Goffi <goffi@goffi.org> parents: 2145 diff changeset	469 raise exceptions.NotFound
fe922e6fabd4 plugin text syntaxes: various improvments: Goffi <goffi@goffi.org> parents: 2145 diff changeset	470
fe922e6fabd4 plugin text syntaxes: various improvments: Goffi <goffi@goffi.org> parents: 2145 diff changeset	471 def _removeMarkups(self, xhtml):
fe922e6fabd4 plugin text syntaxes: various improvments: Goffi <goffi@goffi.org> parents: 2145 diff changeset	472 """Remove XHTML markups from the given string.
fe922e6fabd4 plugin text syntaxes: various improvments: Goffi <goffi@goffi.org> parents: 2145 diff changeset	473
832 c4b22aedb7d7 plugin groupblog, XEP-0071, XEP-0277, text_syntaxes: manage raw/rich/xhtml data for content/title: souliane <souliane@mailoo.org> parents: 811 diff changeset	474 @param xhtml: the XHTML string to be cleaned
c4b22aedb7d7 plugin groupblog, XEP-0071, XEP-0277, text_syntaxes: manage raw/rich/xhtml data for content/title: souliane <souliane@mailoo.org> parents: 811 diff changeset	475 @return: the cleaned string
c4b22aedb7d7 plugin groupblog, XEP-0071, XEP-0277, text_syntaxes: manage raw/rich/xhtml data for content/title: souliane <souliane@mailoo.org> parents: 811 diff changeset	476 """
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	477 cleaner = clean.Cleaner(kill_tags=["style"])
832 c4b22aedb7d7 plugin groupblog, XEP-0071, XEP-0277, text_syntaxes: manage raw/rich/xhtml data for content/title: souliane <souliane@mailoo.org> parents: 811 diff changeset	478 cleaned = cleaner.clean_html(html.fromstring(xhtml))
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2878 diff changeset	479 return html.tostring(cleaned, encoding=str, method="text")

Mercurial > libervia-backend

annotate sat/plugins/plugin_misc_text_syntaxes.py @ 3768:b443821399a3