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add internal documentation to module LyX.py
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@9135 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
José Matox
parent
1c10b250b2
commit
b375bbe1f9
@ -1,3 +1,7 @@
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2004-10-28 José Matos <jamatos@lyx.org>
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* LyX.pm: add internal documentation.
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2004-10-17 José Matos <jamatos@lyx.org>
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* lyx2lyx: moved code to LyX module making effectively lyx2lyx and
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@ -23,15 +23,17 @@ import sys
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import re
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import string
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##
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# file format version
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#
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version = "1.4.0cvs"
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default_debug_level = 2
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# Regular expressions used
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format_re = re.compile(r"(\d)[\.,]?(\d\d)")
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fileformat = re.compile(r"\\lyxformat\s*(\S*)")
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original_version = re.compile(r"\#LyX (\S*)")
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##
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# file format information:
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# file, supported formats, stable release versions
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format_relation = [("0_10", [210], ["0.10.7","0.10"]),
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("0_12", [215], ["0.12","0.12.1","0.12"]),
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("1_0_0", [215], ["1.0.0","1.0"]),
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@ -46,6 +48,7 @@ format_relation = [("0_10", [210], ["0.10.7","0.10"]),
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def formats_list():
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" Returns a list with supported file formats."
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formats = []
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for version in format_relation:
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for format in version[1]:
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@ -55,10 +58,12 @@ def formats_list():
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def get_end_format():
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" Returns the more recent file format available."
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return format_relation[-1][1][-1]
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def get_backend(textclass):
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" For _textclass_ returns its backend."
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if textclass == "linuxdoc" or textclass == "manpage":
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return "linuxdoc"
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if textclass[:7] == "docbook":
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@ -72,6 +77,13 @@ def get_backend(textclass):
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class LyX_Base:
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"""This class carries all the information of the LyX file."""
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def __init__(self, end_format = 0, input = "", output = "", error = "", debug = default_debug_level):
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"""Arguments:
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end_format: final format that the file should be converted. (integer)
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input: the name of the input source, if empty resort to standard input.
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output: the name of the output file, if empty use the standard output.
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error: the name of the error file, if empty use the standard error.
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debug: debug level, O means no debug, as its value increases be more verbose.
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"""
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if input and input != '-':
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self.input = self.open(input)
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else:
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@ -100,18 +112,20 @@ class LyX_Base:
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def warning(self, message, debug_level= default_debug_level):
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" Emits warning to self.error, if the debug_level is less than the self.debug."
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if debug_level <= self.debug:
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self.err.write(message + "\n")
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def error(self, message):
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" Emits a warning and exist incondicionally."
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self.warning(message)
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self.warning("Quiting.")
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sys.exit(1)
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def read(self):
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"""Reads a file into the self.header and self.body parts"""
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"""Reads a file into the self.header and self.body parts, from self.input."""
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preamble = 0
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while 1:
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@ -157,6 +171,7 @@ class LyX_Base:
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def write(self):
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" Writes the LyX file to self.output."
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self.set_version()
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self.set_format()
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@ -180,6 +195,7 @@ class LyX_Base:
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def lyxformat(self, format):
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" Returns the file format representation, an integer."
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result = format_re.match(format)
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if result:
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format = int(result.group(1) + result.group(2))
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@ -194,6 +210,8 @@ class LyX_Base:
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def read_version(self):
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""" Searchs for clues of the LyX version used to write the file, returns the
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most likely value, or None otherwise."""
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for line in self.header:
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if line[0] != "#":
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return None
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@ -205,12 +223,14 @@ class LyX_Base:
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def set_version(self):
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" Set the header with the version used."
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self.header[0] = "#LyX %s created this file. For more info see http://www.lyx.org/" % version
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if self.header[1][0] == '#':
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del self.header[1]
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def read_format(self):
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" Read from the header the fileformat of the present LyX file."
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for line in self.header:
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result = fileformat.match(line)
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if result:
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@ -221,6 +241,7 @@ class LyX_Base:
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def set_format(self):
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" Set the file format of the file, in the header."
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if self.format <= 217:
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format = str(float(format)/100)
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else:
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@ -230,6 +251,7 @@ class LyX_Base:
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def set_parameter(self, param, value):
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" Set the value of the header parameter."
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i = find_token(self.header, '\\' + param, 0)
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if i == -1:
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self.warning(3, 'Parameter not found in the header: %s' % param)
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@ -238,7 +260,7 @@ class LyX_Base:
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def convert(self):
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"Convert from old to new format."
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"Convert from current (self.format) to self.end_format."
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mode, convertion_chain = self.chain()
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self.warning("convertion chain: " + str(convertion_chain), 3)
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@ -248,7 +270,9 @@ class LyX_Base:
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def chain(self):
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""" This is where all the decisions related with the convertion are taken"""
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""" This is where all the decisions related with the convertion are taken.
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It returns a list of modules needed to convert the LyX file from
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self.format to self.end_format"""
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self.start = self.format
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format = self.format
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@ -309,7 +333,7 @@ class LyX_Base:
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def get_toc(self, depth = 4):
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" Returns the TOC of a lyx document."
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" Returns the TOC of this LyX document."
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paragraphs_filter = {'Title' : 0,'Chapter' : 1, 'Section' : 2, 'Subsection' : 3, 'Subsubsection': 4}
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allowed_insets = ['Quotes']
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@ -366,12 +390,14 @@ class LyX_Base:
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class File(LyX_Base):
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" This class reads existing LyX files."
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def __init__(self, end_format = 0, input = "", output = "", error = "", debug = default_debug_level):
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LyX_Base.__init__(self, end_format, input, output, error, debug)
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self.read()
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class NewFile(LyX_Base):
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" This class is to create new LyX files."
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def set_header(self, **params):
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# set default values
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self.header.extend([
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@ -419,13 +445,21 @@ class NewFile(LyX_Base):
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class Paragraph:
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# unfinished implementation, it is missing the Text and Insets representation.
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" This class represents the LyX paragraphs."
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def __init__(self, name, body=[], settings = [], child = []):
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""" Parameters:
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name: paragraph name.
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body: list of lines of body text.
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child: list of paragraphs that descend from this paragraph.
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"""
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self.name = name
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self.body = body
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self.settings = settings
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self.child = child
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def asLines(self):
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" Converts the paragraph to a list of strings, representing it in the LyX file."
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result = ['','\\begin_layout %s' % self.name]
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result.extend(self.settings)
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result.append('')
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@ -441,3 +475,13 @@ class Paragraph:
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result.append('\\end_deeper')
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return result
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class Inset:
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" This class represents the LyX insets."
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pass
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class Text:
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" This class represents simple chuncks of text."
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pass
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