def addconstant(self, constant):
"Add a constant value."
if constant in Grammar.instance.constants:
Trace.error('Repeated constant ' + constant)
return
Trace.debug('New constant: ' + constant)
self.pieces.append(ConstantWord(constant))
def parsecomma(self, tag):
"Parse an author with a comma: Python, M."
bits = tag.split(',')
if len(bits) > 2:
Trace.error('Too many commas in ' + tag)
self.surname = bits[0].strip()
self.parsefirstnames(bits[1].strip())
def parseending(self, reader, process):
"Parse until the current ending is found"
if not self.ending:
Trace.error('No ending for ' + str(self))
return
while not reader.currentline().startswith(self.ending):
process()
def parsecomma(self, tag):
"Parse an author with a comma: Python, M."
bits = tag.split(',')
if len(bits) > 2:
Trace.error('Too many commas in ' + tag)
self.surname = bits[0].strip()
self.parsefirstnames(bits[1].strip())
def parseany(self, pos):
"Parse any formula bit at the current location."
for type in self.types + self.skippedtypes:
if self.detecttype(type, pos):
return self.parsetype(type, pos)
Trace.error('Unrecognized formula at ' + pos.identifier())
return FormulaConstant(pos.skipcurrent())
def process(self):
self.type = self.header[1]
if not self.type in TagConfig.shaped:
Trace.error('Unrecognized shape ' + self.header[1])
self.output.tag = 'span'
return
self.output.tag = TagConfig.shaped[self.type]
def parseformula(self, reader):
"Parse the formula contents"
simple = FormulaConfig.starts['simple']
if simple in reader.currentline():
rest = reader.currentline().split(simple, 1)[1]
if simple in rest:
# formula is $...$
return self.parsesingleliner(reader, simple, simple)
# formula is multiline $...$
return self.parsemultiliner(reader, simple, simple)
if FormulaConfig.starts['complex'] in reader.currentline():
# formula of the form \[...\]
return self.parsemultiliner(reader, FormulaConfig.starts['complex'],
FormulaConfig.endings['complex'])
beginbefore = FormulaConfig.starts['beginbefore']
beginafter = FormulaConfig.starts['beginafter']
if beginbefore in reader.currentline():
if reader.currentline().strip().endswith(beginafter):
current = reader.currentline().strip()
endsplit = current.split(beginbefore)[1].split(beginafter)
startpiece = beginbefore + endsplit[0] + beginafter
endbefore = FormulaConfig.endings['endbefore']
endafter = FormulaConfig.endings['endafter']
endpiece = endbefore + endsplit[0] + endafter
return startpiece + self.parsemultiliner(reader, startpiece, endpiece) + endpiece
Trace.error('Missing ' + beginafter + ' in ' + reader.currentline())
return ''
begincommand = FormulaConfig.starts['command']
beginbracket = FormulaConfig.starts['bracket']
if begincommand in reader.currentline() and beginbracket in reader.currentline():
endbracket = FormulaConfig.endings['bracket']
return self.parsemultiliner(reader, beginbracket, endbracket)
Trace.error('Formula beginning ' + reader.currentline() + ' is unknown')
return ''
def gethtml(self):
"Get the resulting HTML"
html = self.output.gethtml(self)
if isinstance(html, basestring):
Trace.error('Raw string ' + html)
html = [html]
return self.escapeall(html)
def isout(self):
"Find out if we are out of the text yet."
if self.pos > len(self.reader.currentline()):
if self.pos > len(self.reader.currentline()) + 1:
Trace.error('Out of the line ' + self.reader.currentline() + ': ' + unicode(self.pos))
self.nextline()
return self.reader.finished()
def process(self):
"Show warning if version < 276"
version = int(self.header[1])
if version < 276:
Trace.error('Warning: unsupported old format version ' + str(version))
if version > int(GeneralConfig.version['lyxformat']):
Trace.error('Warning: unsupported new format version ' + str(version))
def add(self, pieces):
"Add a new set of alternative pieces."
alternative = Declaration('#' + str(len(self.alternatives)))
alternative.pieces = pieces
self.alternatives.append(alternative)
Trace.debug('Alternatives: ' + str(self))
return self
def formatcontents(self):
"Format the reference contents."
formatkey = self.getparameter('LatexCommand')
if not formatkey:
formatkey = 'ref'
self.formatted = u'↕'
if formatkey in StyleConfig.referenceformats:
self.formatted = StyleConfig.referenceformats[formatkey]
else:
Trace.error('Unknown reference format ' + formatkey)
self.replace(u'↕', self.direction)
self.replace('#', '1')
self.replace('on-page', Translator.translate('on-page'))
partkey = self.destination.findpartkey()
# only if partkey and partkey.number are not null, send partkey.number
self.replace('@', partkey and partkey.number)
self.replace(u'¶', partkey and partkey.tocentry)
if not '$' in self.formatted or not partkey or not partkey.titlecontents:
# there is a $ left, but it should go away on preprocessing
self.contents = [Constant(self.formatted)]
return
pieces = self.formatted.split('$')
self.contents = [Constant(pieces[0])]
for piece in pieces[1:]:
self.contents += partkey.titlecontents
self.contents.append(Constant(piece))
def isactive(self):
"Check if the branch is active"
if not self.branch in Options.branches:
Trace.error('Invalid branch ' + self.branch)
return True
branch = Options.branches[self.branch]
return branch.isselected()
def parseending(self, reader, process):
"Parse until the current ending is found"
if not self.ending:
Trace.error('No ending for ' + unicode(self))
return
while not reader.currentline().startswith(self.ending):
process()
def process(self):
"Set the correct script tag."
self.type = self.header[2]
if not self.type in TagConfig.script:
Trace.error('Unknown script type ' + self.type)
return
self.output.settag(TagConfig.script[self.type], False)
def formatcontents(self):
"Format the reference contents."
formatkey = self.getparameter('LatexCommand')
if not formatkey:
formatkey = 'ref'
self.formatted = '↕'
if formatkey in StyleConfig.referenceformats:
self.formatted = StyleConfig.referenceformats[formatkey]
else:
Trace.error('Unknown reference format ' + formatkey)
self.replace('↕', self.direction)
self.replace('#', '1')
self.replace('on-page', Translator.translate('on-page'))
partkey = self.destination.findpartkey()
# only if partkey and partkey.number are not null, send partkey.number
self.replace('@', partkey and partkey.number)
self.replace('¶', partkey and partkey.tocentry)
if not '$' in self.formatted or not partkey or not partkey.titlecontents:
# there is a $ left, but it should go away on preprocessing
self.contents = [Constant(self.formatted)]
return
pieces = self.formatted.split('$')
self.contents = [Constant(pieces[0])]
for piece in pieces[1:]:
self.contents += partkey.titlecontents
self.contents.append(Constant(piece))
def parseany(self, pos):
"Parse any formula bit at the current location."
for type in self.types + self.skippedtypes:
if self.detecttype(type, pos):
return self.parsetype(type, pos)
Trace.error('Unrecognized formula at ' + pos.identifier())
return FormulaConstant(pos.skipcurrent())
def setcolumns(self, columns):
"Process alignments for every column"
if len(columns) != len(self.contents):
Trace.error('Columns: ' + str(len(columns)) + ', cells: ' + str(len(self.contents)))
return
for index, cell in enumerate(self.contents):
columns[index].set(cell)
def process(self):
self.type = self.header[1]
if not self.type in TagConfig.shaped:
Trace.error('Unrecognized shape ' + self.header[1])
self.output.tag = 'span'
return
self.output.tag = TagConfig.shaped[self.type]
def add(self, pieces):
"Add a new set of alternative pieces."
alternative = Declaration('#' + unicode(len(self.alternatives)))
alternative.pieces = pieces
self.alternatives.append(alternative)
Trace.debug('Alternatives: ' + unicode(self))
return self
def checknext(self, token):
"Check that the next token is the parameter."
self.next()
if self.currenttoken != token:
Trace.error('Expected token ' + token + ', found ' + self.currenttoken)
return False
return True
def convert(self, image):
"Convert an image to PNG"
if not ImageConverter.active or Options.noconvert:
return
if image.origin.path == image.destination.path:
return
if image.destination.exists():
if image.origin.getmtime() <= image.destination.getmtime():
# file has not changed; do not convert
return
image.destination.createdirs()
if Options.copyimages:
Trace.debug('Copying ' + image.origin.path + ' to ' +
image.destination.path)
shutil.copy2(image.origin.path, image.destination.path)
return
converter, command = self.buildcommand(image)
try:
Trace.debug(converter + ' command: "' + command + '"')
result = os.system(command.encode(sys.getfilesystemencoding()))
if result != 0:
Trace.error(converter +
' not installed; images will not be processed')
ImageConverter.active = False
return
Trace.message('Converted ' + unicode(image.origin) + ' to ' +
unicode(image.destination))
except OSError, exception:
Trace.error('Error while converting image ' +
unicode(image.origin) + ': ' + unicode(exception))
def convert(self, image):
"Convert an image to PNG"
if not ImageConverter.active or Options.noconvert:
return
if image.origin.path == image.destination.path:
return
if image.destination.exists():
if image.origin.getmtime() <= image.destination.getmtime():
# file has not changed; do not convert
return
image.destination.createdirs()
if Options.copyimages:
Trace.debug('Copying ' + image.origin.path + ' to ' + image.destination.path)
shutil.copy2(image.origin.path, image.destination.path)
return
converter, command = self.buildcommand(image)
try:
Trace.debug(converter + ' command: "' + command + '"')
result = os.system(command.encode(sys.getfilesystemencoding()))
if result != 0:
Trace.error(converter + ' not installed; images will not be processed')
ImageConverter.active = False
return
Trace.message('Converted ' + str(image.origin) + ' to ' +
str(image.destination))
except OSError as exception:
Trace.error('Error while converting image ' + str(image.origin)
+ ': ' + str(exception))
def addconstant(self, constant):
"Add a constant value."
if constant in Grammar.instance.constants:
Trace.error('Repeated constant ' + constant)
return
Trace.debug('New constant: ' + constant)
self.pieces.append(ConstantWord(constant))
def gethtml(self):
"Get the resulting HTML"
html = self.output.gethtml(self)
if isinstance(html, basestring):
Trace.error('Raw string ' + html)
html = [html]
return self.escapeall(html)
def write(self, strings):
"Write a list of strings"
for string in strings:
if not isinstance(string, basestring):
Trace.error('Not a string: ' + unicode(string) + ' in ' + unicode(strings))
return
self.writestring(string)
def current(self):
"Return the current character, assuming we are not out."
if self.pos == len(self.reader.currentline()):
return '\n'
if self.pos > len(self.reader.currentline()):
Trace.error('Out of the line ' + self.reader.currentline() + ': ' + unicode(self.pos))
return '*'
return self.reader.currentline()[self.pos]
def process(self):
"Process contents"
self.type = self.header[2]
if not self.type in StyleConfig.quotes:
Trace.error('Quote type ' + self.type + ' not found')
self.html = ['"']
return
self.html = [StyleConfig.quotes[self.type]]
def process(self):
"Parse the type of bar"
self.type = self.header[1]
if not self.type in TagConfig.barred:
Trace.error('Unknown bar type ' + self.type)
self.output.tag = 'span'
return
self.output.tag = TagConfig.barred[self.type]
def process(self):
"Parse the type of family"
self.type = self.header[1]
if not self.type in TagConfig.family:
Trace.error('Unrecognized family ' + type)
self.output.tag = 'span'
return
self.output.tag = TagConfig.family[self.type]
def usage():
"Show command line help."
Trace.error('Usage: loremipsumize.py filein [fileout]')
Trace.error('Mask your document using nonsensical words (Lorem Ipsum).')
Trace.error('Part of the eLyXer package (http://elyxer.nongnu.org/).')
Trace.error(' Options:')
Trace.error(' --help: show this message and quit.')
return
def checknext(self, token):
"Check that the next token is the parameter."
self.next()
if self.currenttoken != token:
Trace.error('Expected token ' + token + ', found ' +
self.currenttoken)
return False
return True
def parse(self, tok):
"Parse a whole file using a tokenizer."
next(tok)
filedecl = self.declarations['$file']
result = filedecl.match(tok)
if not result:
Trace.error('Actual file does not match $file.')
return
def parsesection(self, line):
"Parse a section header"
if not line.endswith(']'):
Trace.error('Incorrect section header ' + line)
return
name = line[1:-1]
self.section = name
self.objects[name] = dict()
def write(self, strings):
"Write a list of strings"
for string in strings:
if not isinstance(string, basestring):
Trace.error('Not a string: ' + unicode(string) + ' in ' +
unicode(strings))
return
self.writestring(string)
def process(self):
"Process contents"
self.type = self.header[2]
if not self.type in StyleConfig.quotes:
Trace.error('Quote type ' + self.type + ' not found')
self.html = ['"']
return
self.html = [StyleConfig.quotes[self.type]]
def readformat(self, file, format, bytes):
"Read any format from elyxer.file"
read = file.read(bytes)
if read == '' or len(read) < bytes:
Trace.error('EOF reached')
return 0
tuple = struct.unpack(format, read)
return tuple[0]
def process(self):
"Parse the type of family"
self.type = self.header[1]
if not self.type in TagConfig.family:
Trace.error('Unrecognized family ' + type)
self.output.tag = 'span'
return
self.output.tag = TagConfig.family[self.type]
def usage():
"Show command line help."
Trace.error('Usage: loremipsumize.py filein [fileout]')
Trace.error('Mask your document using nonsensical words (Lorem Ipsum).')
Trace.error('Part of the eLyXer package (http://elyxer.nongnu.org/).')
Trace.error(' Options:')
Trace.error(' --help: show this message and quit.')
return
def checktag(self):
"Check that the tag is valid."
if not self.tag:
Trace.error('No tag in ' + unicode(container))
return False
if self.tag == '':
return False
return True
def parsebit(self, pos):
"Parse the parameter: #n."
if not pos.checkskip('#'):
Trace.error('Missing parameter start #.')
return
self.number = int(pos.skipcurrent())
self.original = '#' + str(self.number)
self.contents = [TaggedBit().constant('#' + str(self.number), 'span class="unknown"')]
def process(self):
"Parse the type of bar"
self.type = self.header[1]
if not self.type in TagConfig.barred:
Trace.error('Unknown bar type ' + self.type)
self.output.tag = 'span'
return
self.output.tag = TagConfig.barred[self.type]
def checktag(self):
"Check that the tag is valid."
if not self.tag:
Trace.error('No tag in ' + str(container))
return False
if self.tag == '':
return False
return True
def extractfromstring(self, container):
"Extract the first word from elyxer.a string container."
if not ' ' in container.string:
Trace.error('No space in string ' + container.string)
return container
split = container.string.split(' ', 1)
container.string = split[1]
return Constant(split[0])
def setcolumns(self, columns):
"Process alignments for every column"
if len(columns) != len(self.contents):
Trace.error('Columns: ' + unicode(len(columns)) + ', cells: ' +
unicode(len(self.contents)))
return
for index, cell in enumerate(self.contents):
columns[index].set(cell)
def parse(self, tok):
"Parse a whole file using a tokenizer."
tok.next()
filedecl = self.declarations['$file']
result = filedecl.match(tok)
if not result:
Trace.error('Actual file does not match $file.')
return
def parsesection(self, line):
"Parse a section header"
if not line.endswith(']'):
Trace.error('Incorrect section header ' + line)
return
name = line[1:-1]
self.section = name
self.objects[name] = dict()
def readformat(self, file, format, bytes):
"Read any format from elyxer.file"
read = file.read(bytes)
if read == '' or len(read) < bytes:
Trace.error('EOF reached')
return 0
tuple = struct.unpack(format, read)
return tuple[0]
def extractfromstring(self, container):
"Extract the first word from elyxer.a string container."
if not ' ' in container.string:
Trace.error('No space in string ' + container.string)
return container
split = container.string.split(' ', 1)
container.string = split[1]
return Constant(split[0])
def parsebit(self, pos):
"Parse the symbol"
if pos.current() in FormulaSymbol.unmodified:
self.addsymbol(pos.current(), pos)
return
if pos.current() in FormulaSymbol.modified:
self.addsymbol(FormulaSymbol.modified[pos.current()], pos)
return
Trace.error('Symbol ' + pos.current() + ' not found')
def isempty(self):
"Find out if the ERT is empty or not."
if len(self.contents) == 0:
return True
if len(self.contents) > 1:
Trace.error('Unknown ERT length 2')
return False
texcode = self.contents[0]
return len(texcode.contents) == 0
def parselstset(self, reader):
"Parse a declaration of lstparams in lstset."
paramtext = self.extractlstset(reader)
if not '{' in paramtext:
Trace.error('Missing opening bracket in lstset: ' + paramtext)
return
lefttext = paramtext.split('{')[1]
croppedtext = lefttext[:-1]
LstParser.globalparams = self.parselstparams(croppedtext)
def extractlstset(self, reader):
"Extract the global lstset parameters."
paramtext = ''
while not reader.finished():
paramtext += reader.currentline()
reader.nextline()
if paramtext.endswith('}'):
return paramtext
Trace.error('Could not find end of \\lstset settings; aborting')
def translatetemplate(self, template):
"Translate a complete template into a list of contents."
pos = TextPosition(template)
part = BibPart(self.parser.tags).parse(pos)
for variable in part.searchall(BibVariable):
if variable.empty():
Trace.error('Error parsing BibTeX template for ' + str(self) + ': '
+ str(variable) + ' is empty')
return [part]
def popending(self, expected=None):
"Pop the ending found at the current position"
if self.isout() and self.leavepending:
return expected
ending = self.endinglist.pop(self)
if expected and expected != ending:
Trace.error('Expected ending ' + expected + ', got ' + ending)
self.skip(ending)
return ending
def main():
"Main function, called if invoked from elyxer.the command line"
args = sys.argv
Options().parseoptions(args)
if len(args) != 1:
Trace.error('Usage: math2html.py escaped_string')
exit()
result = math2html(args[0])
Trace.message(result)
def parsetext(self, pos):
"Parse a text parameter."
self.factory.clearskipped(pos)
if not self.factory.detecttype(Bracket, pos):
Trace.error('No text parameter for ' + self.command)
return None
bracket = Bracket().setfactory(self.factory).parsetext(pos)
self.add(bracket)
return bracket
def process(self):
"Show warning if version < 276"
version = int(self.header[1])
if version < 276:
Trace.error('Warning: unsupported old format version ' +
str(version))
if version > int(GeneralConfig.version['lyxformat']):
Trace.error('Warning: unsupported new format version ' +
str(version))
