From db4ef7df34df4a5e5dfb081c2ceb85962cebec72 Mon Sep 17 00:00:00 2001 From: Pavel Sanda Date: Sat, 16 May 2009 23:53:32 +0000 Subject: [PATCH] Towards bug http://www.lyx.org/trac/ticket/5676 Python script for building LFUNs.lyx http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg151172.html Patch by Ewan Davies git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@29698 a592a061-630c-0410-9148-cb99ea01b6c8 --- development/tools/gen_lfuns.py | 343 +++++++++++++++++++++++++++++++++ lib/generate_contributions.py | 8 + 2 files changed, 351 insertions(+) create mode 100755 development/tools/gen_lfuns.py diff --git a/development/tools/gen_lfuns.py b/development/tools/gen_lfuns.py new file mode 100755 index 0000000000..f34fd142fd --- /dev/null +++ b/development/tools/gen_lfuns.py @@ -0,0 +1,343 @@ +#! /usr/bin/env python +# -*- coding: utf-8 -*- + +# file gen_lfuns.py +# This file is part of LyX, the document processor. +# Licence details can be found in the file COPYING. + +# author Ewan Davies + +# Full author contact details are available in file CREDITS + +# Usage: +# gen_lfuns.py + +import sys +import os.path +from datetime import date + +def error(message): + sys.stderr.write(message + '\n') + sys.exit(1) + +def usage(prog_name): + return "Usage: %s " % prog_name + +DOXYGEN_START = "/*!" +DOXYGEN_END = "*/" + +LYX_NEWLINE = "\n\\begin_inset Newline newline\n\\end_inset\n\n" +LYX_BACKSLASH = "\n\\backslash\n" + +HTMLONLY_START = "\\htmlonly" +HTMLONLY_END = "\\endhtmlonly" +LFUN_NAME_ID = "\\var lyx::FuncCode lyx::" +LFUN_ACTION_ID = "\\li Action: " +LFUN_NOTION_ID = "\\li Notion: " +LFUN_SYNTAX_ID = "\\li Syntax: " +LFUN_PARAMS_ID = "\\li Params: " +LFUN_SAMPLE_ID = "\\li Sample: " +LFUN_ORIGIN_ID = "\\li Origin: " +LFUN_ENDVAR = "\\endvar" + +ID_DICT = dict(name=LFUN_NAME_ID, action=LFUN_ACTION_ID, notion=LFUN_NOTION_ID, + syntax=LFUN_SYNTAX_ID, params=LFUN_PARAMS_ID, sample=LFUN_SAMPLE_ID, origin=LFUN_ORIGIN_ID) + +LFUNS_HEADER = """# gen_lfuns.py generated this file. For more info see http://www.lyx.org/ +\\lyxformat 345 +\\begin_document +\\begin_header +\\textclass amsart +\\use_default_options false +\\begin_modules +theorems-ams +\\end_modules +\\language english +\\inputencoding auto +\\font_roman default +\\font_sans default +\\font_typewriter default +\\font_default_family default +\\font_sc false +\\font_osf false +\\font_sf_scale 100 +\\font_tt_scale 100 + +\\graphics default +\\paperfontsize default +\\use_hyperref false +\\papersize default +\\use_geometry true +\\use_amsmath 1 +\\use_esint 1 +\\cite_engine basic +\\use_bibtopic false +\\paperorientation portrait +\\leftmargin 2.5cm +\\topmargin 2cm +\\rightmargin 3cm +\\bottommargin 1cm +\\secnumdepth 3 +\\tocdepth 3 +\\paragraph_separation indent +\\defskip medskip +\\quotes_language english +\\papercolumns 1 +\\papersides 1 +\\paperpagestyle default +\\tracking_changes false +\\output_changes false +\\author "" +\\author "" +\\end_header + +\\begin_body + +\\begin_layout Section*""" + "\nLFUNs documentation automatically generated " + str(date.today()) + """ +\\end_layout + +\\begin_layout Standard +\\begin_inset ERT +status collapsed + +\\begin_layout Plain Layout + + +\\backslash +thispagestyle{empty} +\\end_layout + +\\end_inset + + +\\begin_inset VSpace 1cm +\\end_inset + + +\\end_layout +""" +LFUNS_FOOTER = """\\end_body +\\end_document +""" + +def parse_lfun(str): + """Takes a comment block (str) and parses it for fields describing the LFUN. Returns a dict containing the fields.""" + + lfun = dict(name="", action="", notion="", syntax="", params="", sample="", origin="") + field = "" + lines = str.splitlines() + # strip leading whitespace and * from the lines of the comment to get + # rid of unimportant characters + for i in range(0, len(lines)): + lines[i] = lines[i].strip(" *") + + for i in range(0, len(lines) - 1): + # work out what field is being read if none of these is found, the line will be added + # to the last field edited + # since the field identifier is not included skip it out if it's found, otherwise skip + # nothing as an existing field is being added to + # if a field id is found, then its the first line of the field so set the pre_space to "" + # so that the first line isn't prespaced + if lines[i].startswith(LFUN_NAME_ID): + field = "name" + pre_space = "" + skip = len(ID_DICT[field]) + elif lines[i].startswith(LFUN_ACTION_ID): + field = "action" + pre_space = "" + skip = len(ID_DICT[field]) + elif lines[i].startswith(LFUN_NOTION_ID): + field = "notion" + pre_space = "" + skip = len(ID_DICT[field]) + elif lines[i].startswith(LFUN_SYNTAX_ID): + field = "syntax" + pre_space = "" + skip = len(ID_DICT[field]) + elif lines[i].startswith(LFUN_PARAMS_ID): + field = "params" + pre_space = "" + skip = len(ID_DICT[field]) + elif lines[i].startswith(LFUN_SAMPLE_ID): + field = "sample" + pre_space = "" + skip = len(ID_DICT[field]) + elif lines[i].startswith(LFUN_ORIGIN_ID): + field = "origin" + pre_space = "" + skip = len(ID_DICT[field]) + elif lines[i].startswith(LFUN_ENDVAR): + break + else: + skip = 0 + # if a manual line break was found last line, don't prespace this line + if i > 1 and lines[i-1].endswith("\\n"): + pre_space = "" + else: + pre_space = " " + + # add the line to the field, processing it for \ characters and \n + # which, if occurring at the end of a line, must become a LYX_NEWLINE + line = lines[i][skip:] + + # deal with \htmlonly + # TODO: convert chars found in htmlonly to unicode + start = line.find(HTMLONLY_START) + if start > 0: + # if removing the htmlonly element leaves a double space, go back one to remove it + if line[start-1] == " ": + start = start - 1 + end = line.find(HTMLONLY_END) + if end > start: + end = line.find(HTMLONLY_END) + len(HTMLONLY_END) + line = line[:start] + line[end:] + #else: + # TODO: if HTMLONLY_END is not found, look on the next line + # TODO: in the current LyXAction.cpp there are no htmlonly fields which go over a line break + + # deal with \ but leave \n if at the end of the line + slash_idx = line.find("\\") + while slash_idx >= 0: + if slash_idx < len(line)-2 \ + or slash_idx == len(line)-1: + # true when the \ is not the last or second last char + # or when the slash is the last char of the line + + # slash must be interpreted literaly so swap it for a LYX_BACKSLASH + line = line[:slash_idx] + LYX_BACKSLASH + line[slash_idx+1:] + # skip the index ahead beyond the added text + slash_idx = slash_idx + len(LYX_BACKSLASH) + elif line[slash_idx+1] != "n": # only evaluated if the line ends "\x" where 'x' != 'n' + line = line[:slash_idx] + LYX_BACKSLASH + line[slash_idx+1:] + # skip the index ahead beyond the added text + slash_idx = slash_idx + len(LYX_BACKSLASH) + # look for the next \ + slash_idx = line.find("\\", slash_idx+1) + + # \n at the end of lines will not be processed by the above while loop + # so sort those out now + # sometime lines end " \n" so chop the space if its there + if line.endswith(" \\n"): + line = line[:len(line)-3] + LYX_NEWLINE + elif line.endswith("\\n"): + line = line[:len(line)-2] + LYX_NEWLINE + + # any references to other LFUNs need the # removing + # TODO: actually insert a cross-reference here + line = line.replace("#LFUN", "LFUN") + + # the first line might not have a field in it in which + # case the variable field won't have a value, so check + # to avoid an error + if field != "": + lfun[field] = lfun[field] + pre_space + line + + # TODO: sort out chopping lines of more that 80 chars in length + + return lfun + +def write_fields(file, lfun): + """Writes the LFUN contained in the dict lfun to the file. Does not write a the file header or footer""" + # add lfun to LFUNs.lyx + file.write("\\begin_layout Subsection*\n") + file.write(lfun["name"] + "\n") + file.write("\\end_layout\n") + #file.write("\n") + if lfun["action"] != "": + file.write("\\begin_layout Description\n") + file.write("Action " + lfun["action"] + "\n") + #file.write("\n") + file.write("\\end_layout\n") + #file.write("\n") + if lfun["notion"] != "": + file.write("\\begin_layout Description\n") + file.write("Notion " + lfun["notion"] + "\n") + file.write("\\end_layout\n") + #file.write("\n") + if lfun["syntax"] != "": + file.write("\\begin_layout Description\n") + file.write("Syntax " + lfun["syntax"] + "\n") + file.write("\\end_layout\n") + #file.write("\n") + if lfun["params"] != "": + file.write("\\begin_layout Description\n") + file.write("Params " + lfun["params"] + "\n") + file.write("\\end_layout\n") + #file.write("\n") + if lfun["sample"] != "": + file.write("\\begin_layout Description\n") + file.write("Sample " + lfun["sample"] + "\n") + file.write("\\end_layout\n") + #file.write("\n") + if lfun["origin"] != "": + file.write("\\begin_layout Description\n") + file.write("Origin " + lfun["origin"] + "\n") + file.write("\\end_layout\n") + #file.write("\n") + file.write("\n") + +def main(argv): + # parse command line arguments + script_path, script_name = os.path.split(argv[0]) + if len(argv) != 3: + error(usage(script_name)) + # input file + lyxaction_path = argv[1] + if not os.path.exists(lyxaction_path): + error(script_name + ": %s is not a valid path" % lyxaction_path, usage(argv[0])) + + # output file + lfuns_path = argv[2] + if os.path.isdir(lfuns_path): + lfuns_path = lfuns_path + "LFUNs.lyx" + elif os.path.exists(lfuns_path): + error(script_name + ": %s already exists, delete it and rerun the script" % lfuns_path) + + print(script_name + ": Start processing " + argv[1]) + # Read the input file and write the output file + lyxaction_file = open(lyxaction_path, 'rb') + lfuns_file = open(lfuns_path, 'wb') + + lyxaction_text = lyxaction_file.read() + + # TODO: format a proper header for LFUNs.lyx + lfuns_file.write(LFUNS_HEADER) + + # seek to the important bit of LyXAction.cpp + try: + start = lyxaction_text.index("ev_item const items[] = {") + except ValueError: + lyxaction_file.close() + lfuns_file.close() + error(script_name + ": LFUNs not found in " + lyxaction_file) + + done = count = 0 + + while done == 0: + # look for a doxygen comment + start = lyxaction_text.find(DOXYGEN_START, start) + end = lyxaction_text.find(DOXYGEN_END, start) + len(DOXYGEN_END) + # parse the lfun if it is found + if start > 0: + count = count + 1 + lfun = parse_lfun(lyxaction_text[start:end]) + # write the lfun to the file + write_fields(lfuns_file, lfun) + # done adding current lfun to LFUNs.lyx so get the next one + start = end + else: + # if no more lfuns are found, EOF reached + done = 1 + + print(script_name + ": Created documentation for " + str(count) + " LFUNs") + + # write the last part of LFUNs.lyx + lfuns_file.write(LFUNS_FOOTER) + + lyxaction_file.close() + lfuns_file.close() + + print(script_name + ": Finished") + +if __name__ == "__main__": + main(sys.argv) diff --git a/lib/generate_contributions.py b/lib/generate_contributions.py index fc2b27d839..beaa79765f 100755 --- a/lib/generate_contributions.py +++ b/lib/generate_contributions.py @@ -512,6 +512,14 @@ contributers = [ "22 February 2005", u"Qt2 port"), + contributer(u"Ewan Davies", + "ewan.davies () googlemail ! com", + "GPL", + "Re: Starting Development", + "m=124248720628359", + "17 May 2009", + u"doxygen to LFUNs.lyx conversion"), + contributer(u"Anders Ekberg", "anek () chalmers ! se", "GPL", -- 2.39.2