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-rw-r--r--src/xhtml.py73
1 files changed, 73 insertions, 0 deletions
diff --git a/src/xhtml.py b/src/xhtml.py
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+++ b/src/xhtml.py
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+#!/usr/bin/env python3
+#
+# Copyright 2010-2011 Le Coz Florent <louiz@louiz.org>
+#
+# This file is part of Poezio.
+#
+# Poezio is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, version 3 of the License.
+#
+# Poezio is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Poezio. If not, see <http://www.gnu.org/licenses/>.
+
+"""
+Various methods to convert
+shell colors to poezio colors,
+xhtml code to shell colors,
+poezio colors to xhtml code
+"""
+
+import re
+import subprocess
+
+shell_colors_re = re.compile(r'(\[(?:\d+;)*(?:\d+m))')
+
+def shell_colors_to_poezio_colors(string):
+ """
+ 'shell colors' means something like:
+
+ Bonjour ^[[0;32msalut^[[0m
+
+ The current understanding of this syntax is:
+ n = 0: reset all attributes to defaults
+ n >= 30 and n <= 37: set the foreground to n-30
+
+ """
+ def repl(matchobj):
+ exp = matchobj.group(0)[2:-1]
+ numbers = [int(nb) for nb in exp.split(';')]
+ res = ''
+ for num in numbers:
+ if num == 0:
+ res += r'\x19o'
+ elif num >= 30 and num <= 37:
+ res += r'\x19%s' % (num-30,)
+ return res
+ return shell_colors_re.sub(repl, string)
+
+def xhtml_code_to_shell_colors(string):
+ """
+ Use a console browser to parse the xhtml and
+ make it return a shell-colored string
+ """
+ process = subprocess.Popen(["elinks", "-dump", "-dump-color-mode", "2"], stdout=subprocess.PIPE, stdin=subprocess.PIPE)
+ result = process.communicate(input=string.encode('utf-8'))[0]
+ return result.decode('utf-8').strip()
+
+if __name__ == '__main__':
+ print(xhtml_code_to_shell_colors("""
+ <html xmlns='http://jabber.org/protocol/xhtml-im'>
+ <body xmlns='http://www.w3.org/1999/xhtml'>
+ <p style='font-size:large'>
+ <em>Wow</em>, I&apos;m <span style='color:green'>green</span>
+ with <strong>envy</strong>!
+ </p>
+ </body>
+ </html>
+"""))