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"""
Script to build the the dot2tex examples.
"""
import re, os,shutil, glob,sys,logging
from os.path import join,basename,splitext,normpath,abspath
# intitalize logging module
log = logging.getLogger("test_graphparser")
console = logging.StreamHandler()
console.setLevel(logging.WARNING)
# set a format which is simpler for console use
formatter = logging.Formatter('%(levelname)-8s %(message)s')
# tell the handler to use this format
console.setFormatter(formatter)
log.addHandler(console)
BASE_DIR = join(abspath(os.path.dirname(__file__)),"")
DEST_DIR = join(BASE_DIR,'exrender/')
EXAMPLES_DIR = normpath(abspath(join(BASE_DIR,"../examples/")))
def copyifnewer(source, dest):
"""Copy source to dest if dest is older than source or doesn't exists"""
copy = False
# Check that dest exists. Create dir if necessary
if os.path.exists(dest):
# get source's and dest's timpestamps
source_ts = os.path.getmtime(source)
dest_ts = os.path.getmtime(dest)
# compare timestamps
if source_ts > dest_ts: copy = True
else:
copy = True
dir = os.path.dirname(dest)
if dir != '' and not os.path.exists(dir):
os.makedirs(dir)
# copy source to dest
if copy:
shutil.copy2(source, dest)
def runcmd(syscmd):
#err = os.system(syscmd)
sres = os.popen(syscmd)
resdata = sres.read()
err = sres.close()
if err:
log.warning('Failed to run command:\n%s',syscmd)
log.debug('Output:\n%s',resdata)
return err
def meps(filename):
fn = splitext(filename)[0]
s = "latex -halt-on-error -interaction nonstopmode %s.tex" % fn
err = runcmd(s)
if err: return err
if sys.platform=='win32':
s = "dvips -Ppdf -G0 -D600 -E* -o%s.eps %s.dvi" % (fn,fn)
err = runcmd(s)
if err: return err
s = "epstool --bbox --copy --output %s_tmp.eps %s.eps" % (fn,fn)
err = runcmd(s)
if err: return err
try:
os.remove("%s.eps" % fn)
os.remove("%s.dvi" % fn)
os.remove("%s.aux" % fn)
os.remove("%s.log" % fn)
#os.remove("%s.pgf" % fn)
except:
raise
os.rename("%s_tmp.eps" % fn,"%s.eps" % fn)
s = "epstopdf %s.eps" % fn
err = runcmd(s)
else:
s = "dvips %s.dvi" % fn
err = runcmd(s)
s = "ps2eps -B -f %s.ps" % fn
err = runcmd(s)
if err: return err
s = "epstopdf %s.eps" % fn
err = runcmd(s)
return err
def create_pdf(texfile,use_pdftex=True):
if not splitext(texfile)[1]:
fn = basename(texfile)+'.tex'
else:
fn = basename(texfile)
if sys.platform=='win32':
syscmd = 'texify --pdf --clean %s' % (fn)
else:
syscmd = 'pdflatex -halt-on-error -interaction nonstopmode %s' % (fn)
err = runcmd(syscmd)
return err
def find_command(data):
commands = re.findall(r"\$ ((?:.*?) dot2tex (?:.*?))$", data,
re.MULTILINE|re.VERBOSE)
if commands:
return commands[0].strip()
else:
return None
def make_img(c, filenm, name):
filename = os.path.splitext(filenm)[0]
err = runcmd(c)
if err:
return err
if (c.find('--crop') > -1):
#os.system('del %s.png %s.jpg' % (name,name))
err = create_pdf(filename)
#print "using mppdf"
else:
err = meps(filename)
return err
def build_gallery(filelist):
#os.chdir(EXAMPLES_DIR)
entrylist = []
failedfiles = []
for file in filelist:
f = open(file,'r')
data = f.read()
f.close()
entry = {}
dirname, filename = os.path.split(file)
os.chdir(dirname)
name = os.path.splitext(filename)[0]
command = find_command(data)
if command:
c = command.replace("dot2tex.py","dot2tex")
else:
c = "dot2tex %s > %s.tex" % (file, name)
print c
err = make_img(c,filename,'')
if err:
log.warning('Failed to build %s',filename)
failedfiles.append(filename)
return failedfiles
if __name__ == "__main__":
filelist = []
exdir= EXAMPLES_DIR
os.chdir(exdir)
for f in glob.glob("*.dot"):
if not f.find('dot2tex-fig') > 0:
src = os.path.join(exdir,f)
dst = normpath(join(DEST_DIR,basename(src)))
filelist.append(dst)
copyifnewer(src,dst)
failedfiles = build_gallery(filelist)
if failedfiles:
log.warning('Failed files: %s',failedfiles);
sys.exit(1)
else:
print "All tests passed!"
sys.exit(0)
#filelist=['distances.dot','tikzshapes.dot']
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