beremiz

SVGHMI: Intermediate commit while implementing i18n. WIP.
svghmi
2021-01-15, Edouard Tisserant
079419e7228d
Parents ee0704cc6dc8
Children 476bd870313d
SVGHMI: Intermediate commit while implementing i18n. WIP.
5 files changed, 235 insertions(+), 4 deletions(-)
  • +2 -0
    svghmi/gen_index_xhtml.ysl2
  • +151 -0
    svghmi/i18n.py
  • +32 -0
    svghmi/i18n.ysl2
  • +5 -0
    svghmi/inline_svg.ysl2
  • +45 -4
    svghmi/svghmi.py
    • --- a/svghmi/gen_index_xhtml.ysl2 Tue Jan 05 01:23:45 2021 +0100
    +++ b/svghmi/gen_index_xhtml.ysl2 Fri Jan 15 10:11:05 2021 +0100
    @@ -51,6 +51,8 @@
    include inline_svg.ysl2
    + include i18n.ysl2
    +
    include widgets_common.ysl2
    include widget_*.ysl2
    --- /dev/null Thu Jan 01 00:00:00 1970 +0000
    +++ b/svghmi/i18n.py Fri Jan 15 10:11:05 2021 +0100
    @@ -0,0 +1,151 @@
    +import time
    +
    +locpfx = '#:svghmi.svg:'
    +
    +pot_header = '''\
    +# SOME DESCRIPTIVE TITLE.
    +# Copyright (C) YEAR ORGANIZATION
    +# FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
    +#
    +msgid ""
    +msgstr ""
    +"Project-Id-Version: PACKAGE VERSION\\n"
    +"POT-Creation-Date: %(time)s\\n"
    +"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\\n"
    +"Last-Translator: FULL NAME <EMAIL@ADDRESS>\\n"
    +"Language-Team: LANGUAGE <LL@li.org>\\n"
    +"MIME-Version: 1.0\\n"
    +"Content-Type: text/plain; charset=CHARSET\\n"
    +"Content-Transfer-Encoding: ENCODING\\n"
    +"Generated-By: SVGHMI 1.0\\n"
    +
    +'''
    +
    +class POTWriter:
    + def __init__(self):
    + self.__messages = {}
    +
    + def ImportMessages(self, msgs):
    + for msg in msgs:
    + self.addentry("\n".join([line.text for line in msg]), msg.get("label"), msg.get("id"))
    +
    + def addentry(self, msg, label, svgid):
    + entry = (label, svgid)
    + self.__messages.setdefault(msg, set()).add(entry)
    +
    + def write(self, fp):
    + timestamp = time.strftime('%Y-%m-%d %H:%M+%Z')
    + print >> fp, pot_header % {'time': timestamp}
    + reverse = {}
    + for k, v in self.__messages.items():
    + keys = list(v)
    + keys.sort()
    + reverse.setdefault(tuple(keys), []).append((k, v))
    + rkeys = reverse.keys()
    + rkeys.sort()
    + for rkey in rkeys:
    + rentries = reverse[rkey]
    + rentries.sort()
    + for k, v in rentries:
    + v = v.keys()
    + v.sort()
    + locline = locpfx
    + for label, svgid in v:
    + d = {'label': label, 'svgid': svgid}
    + s = _(' %(label)s:%(svgid)d') % d
    + if len(locline) + len(s) <= 78:
    + locline = locline + s
    + else:
    + print >> fp, locline
    + locline = locpfx + s
    + if len(locline) > len(locpfx):
    + print >> fp, locline
    + print >> fp, 'msgid', normalize(k)
    + print >> fp, 'msgstr ""\n'
    +
    +
    +class POReader:
    + def __init__(self):
    + self.__messages = {}
    +
    + def add(msgid, msgstr, fuzzy):
    + "Add a non-fuzzy translation to the dictionary."
    + if not fuzzy and msgstr:
    + self.__messages[msgid] = msgstr
    +
    + def read(self, fp):
    + ID = 1
    + STR = 2
    +
    + lines = fp.readlines()
    + section = None
    + fuzzy = 0
    +
    + # Parse the catalog
    + lno = 0
    + for l in lines:
    + lno += 1
    + # If we get a comment line after a msgstr, this is a new entry
    + if l[0] == '#' and section == STR:
    + self.add(msgid, msgstr, fuzzy)
    + section = None
    + fuzzy = 0
    + # Record a fuzzy mark
    + if l[:2] == '#,' and 'fuzzy' in l:
    + fuzzy = 1
    + # Skip comments
    + if l[0] == '#':
    + continue
    + # Now we are in a msgid section, output previous section
    + if l.startswith('msgid') and not l.startswith('msgid_plural'):
    + if section == STR:
    + self.add(msgid, msgstr, fuzzy)
    + section = ID
    + l = l[5:]
    + msgid = msgstr = ''
    + is_plural = False
    + # This is a message with plural forms
    + elif l.startswith('msgid_plural'):
    + if section != ID:
    + print >> sys.stderr, 'msgid_plural not preceded by msgid on %s:%d' %\
    + (infile, lno)
    + sys.exit(1)
    + l = l[12:]
    + msgid += '\0' # separator of singular and plural
    + is_plural = True
    + # Now we are in a msgstr section
    + elif l.startswith('msgstr'):
    + section = STR
    + if l.startswith('msgstr['):
    + if not is_plural:
    + print >> sys.stderr, 'plural without msgid_plural on %s:%d' %\
    + (infile, lno)
    + sys.exit(1)
    + l = l.split(']', 1)[1]
    + if msgstr:
    + msgstr += '\0' # Separator of the various plural forms
    + else:
    + if is_plural:
    + print >> sys.stderr, 'indexed msgstr required for plural on %s:%d' %\
    + (infile, lno)
    + sys.exit(1)
    + l = l[6:]
    + # Skip empty lines
    + l = l.strip()
    + if not l:
    + continue
    + l = ast.literal_eval(l)
    + if section == ID:
    + msgid += l
    + elif section == STR:
    + msgstr += l
    + else:
    + print >> sys.stderr, 'Syntax error on %s:%d' % (infile, lno), \
    + 'before:'
    + print >> sys.stderr, l
    + sys.exit(1)
    + # Add last entry
    + if section == STR:
    + self.add(msgid, msgstr, fuzzy)
    +
    +
    --- /dev/null Thu Jan 01 00:00:00 1970 +0000
    +++ b/svghmi/i18n.ysl2 Fri Jan 15 10:11:05 2021 +0100
    @@ -0,0 +1,32 @@
    +// i18n.ysl2
    +
    +
    +template "svg:tspan", mode="extract_i18n" {
    + if "string-length(.) > 0" line {
    + value ".";
    + }
    +}
    +
    +template "svg:text", mode="extract_i18n" {
    + msg {
    + attrib "id" value "@id";
    + attrib "label" value "@inkscape:label";
    + apply "svg:*", mode="extract_i18n";
    + }
    +}
    +
    +const "translatable_texts", "//svg:text[starts-with(@inkscape:label, '_')]";
    +const "translatable_strings" apply "$translatable_texts", mode="extract_i18n";
    +
    +emit "preamble:i18n" {
    + const "translations", "ns:GetTranslations($translatable_strings)";
    + | var translations = {
    + foreach "$translations/*" {
    + | "«local-name()»":{
    + /* TODO */
    + | }`if "position()!=last()" > ,`
    + }
    + | };
    + |
    +
    +}
    --- a/svghmi/inline_svg.ysl2 Tue Jan 05 01:23:45 2021 +0100
    +++ b/svghmi/inline_svg.ysl2 Fri Jan 15 10:11:05 2021 +0100
    @@ -37,6 +37,11 @@
    error > All units must be set to "px" in Inkscape's document properties
    }
    +// remove i18n markers, so that defs_by_labels can find text elements
    +svgtmpl "svg:text/@inkscape:label[starts-with(., '_')]", mode="inline_svg" {
    + attrib "{name()}" > «substring(., 2)»
    +}
    +
    ////// Clone unlinking
    //
    // svg:use (inkscape's clones) inside a widgets are
    --- a/svghmi/svghmi.py Tue Jan 05 01:23:45 2021 +0100
    +++ b/svghmi/svghmi.py Fri Jan 15 10:11:05 2021 +0100
    @@ -30,6 +30,7 @@
    import targets
    from editors.ConfTreeNodeEditor import ConfTreeNodeEditor
    from XSLTransform import XSLTransform
    +from svghmi.i18n import POTWriter, POReader
    HMI_TYPES_DESC = {
    "HMI_NODE":{},
    @@ -460,9 +461,9 @@
    "method": "_StartInkscape"
    },
    - # TODO : Launch POEdit button
    - # PO -> SVG layers button
    - # SVG layers -> PO
    + # TODO : Launch POEdit button for new languqge (opens POT)
    +
    + # TODO : Launch POEdit button for existing languqge (opens one of existing PO)
    # TODO : HMITree button
    # - can drag'n'drop variabes to Inkscape
    @@ -474,6 +475,10 @@
    project_path = self.CTNPath()
    return os.path.join(project_path, "svghmi.svg")
    + def _getPOTpath(self, project_path=None):
    + if project_path is None:
    + project_path = self.CTNPath()
    + return os.path.join(project_path, "messages.pot")
    def OnCTNSave(self, from_project_path=None):
    if from_project_path is not None:
    @@ -513,6 +518,19 @@
    res = [hmi_tree_root.etree(add_hash=True)]
    return res
    + def GetTranslations(self, _context, msgs):
    +
    + w = POTWriter()
    + w.ImportMessages(msgs)
    + # XXX get POT path
    + # XXX save POT file
    +
    + # XXX scan existing PO files
    + # XXX read PO files
    +
    + r = POReader()
    + return None # XXX return all langs from all POs
    +
    def CTNGenerate_C(self, buildpath, locations):
    location_str = "_".join(map(str, self.GetCurrentLocation()))
    @@ -532,7 +550,8 @@
    # TODO : move to __init__
    transform = XSLTransform(os.path.join(ScriptDirectory, "gen_index_xhtml.xslt"),
    [("GetSVGGeometry", lambda *_ignored:self.GetSVGGeometry()),
    - ("GetHMITree", lambda *_ignored:self.GetHMITree())])
    + ("GetHMITree", lambda *_ignored:self.GetHMITree()),
    + ("GetTranslations", self.GetTranslations)])
    # load svg as a DOM with Etree
    @@ -649,6 +668,28 @@
    svgfile = None
    open_svg(svgfile)
    + def _StartPOEdit(self, POFile):
    + open_poedit = True
    + if not self.GetCTRoot().CheckProjectPathPerm():
    + dialog = wx.MessageDialog(self.GetCTRoot().AppFrame,
    + _("You don't have write permissions.\nOpen POEdit anyway ?"),
    + _("Open POEdit"),
    + wx.YES_NO | wx.ICON_QUESTION)
    + open_poedit = dialog.ShowModal() == wx.ID_YES
    + dialog.Destroy()
    + if open_poedit:
    + # XXX TODO
    + pass
    +
    + def _EditTranslation(self):
    + """ Select a specific translation and edit it with POEdit """
    + pass
    +
    + def _EditNewTranslation(self):
    + """ Start POEdit with untouched empty catalog """
    + POFile = self._getPOTpath()
    + self._StartPOEdit(POFile)
    +
    def CTNGlobalInstances(self):
    # view_name = self.BaseParams.getName()
    # return [ (view_name + "_" + name, iec_type, "") for name, iec_type in SPECIAL_NODES]