def fast_search_file(name):
res = pykpathsea.find_file(san(name))
if res is None or not os.path.isfile(res):
cache_db[name] = "none"
return -1
else:
cache_db[name] = res
return 0
def openers(self, filename, names, extensions, mode):
if not has_pykpathsea:
return []
for name in names:
full_filename = pykpathsea_module.find_file(filename, name)
if full_filename:
break
else:
return []
def _opener():
try:
return builtinopen(full_filename, mode)
except IOError:
warnings.warn("'%s' should be available at '%s' according to libkpathsea, "
"but the file is not available at this location; "
"update your kpsewhich database" % (filename, full_filename))
return [_opener]
def openers(self, filename, names, extensions):
if not has_pykpathsea:
return []
for name in names:
full_filename = pykpathsea_module.find_file(filename, name)
if full_filename:
break
else:
return []
def _opener():
try:
return builtinopen(full_filename, "rb")
except IOError:
logger.warning("'%s' should be available at '%s' according to libkpathsea, "
"but the file is not available at this location; "
"update your kpsewhich database" % (filename, full_filename))
return [_opener]
def fetch_file(filename):
if filename.endswith(".fmt"): #Dont do kpathsea search
if os.path.exists(filename):
return send_file(filename)
else:
return "Format File not found", 301
if filename in cache_hit_db:
urls = cache_hit_db[filename]
return send_file(urls)
if filename in file_miss_db:
return "File not found", 301
res = pykpathsea.find_file(san(filename))
if res is None or not os.path.isfile(res):
if len(file_miss_db) > 102400:
file_miss_db.clear()
file_miss_db[filename] = 1;
return "File not found", 301
else:
cache_hit_db[filename] = res
return send_file(res)
def __init__(self,
x,
y,
filename,
width=None,
height=None,
scale=None,
align="bl",
clip=1,
translatebbox=1,
bbox=None,
kpsearch=0):
"""inserts epsfile
Object for an EPS file named filename at position (x,y). Width, height,
scale and aligment can be adjusted by the corresponding parameters. If
clip is set, the result gets clipped to the bbox of the EPS file. If
translatebbox is not set, the EPS graphics is not translated to the
corresponding origin. If bbox is not None, it overrides the bounding
box in the epsfile itself. If kpsearch is set then filename is searched
using the kpathsea library.
"""
self.x_pt = unit.topt(x)
self.y_pt = unit.topt(y)
if kpsearch:
self.filename = pykpathsea.find_file(filename,
pykpathsea.kpse_pict_format)
else:
self.filename = filename
self.mybbox = bbox or _readbbox(self.filename)
# determine scaling in x and y direction
self.scalex = self.scaley = scale
if width is not None or height is not None:
if scale is not None:
raise ValueError(
"cannot set both width and/or height and scale simultaneously"
)
if height is not None:
self.scaley = unit.topt(height) / (self.mybbox.ury_pt -
self.mybbox.lly_pt)
if width is not None:
self.scalex = unit.topt(width) / (self.mybbox.urx_pt -
self.mybbox.llx_pt)
if self.scalex is None:
self.scalex = self.scaley
if self.scaley is None:
self.scaley = self.scalex
# set the actual width and height of the eps file (after a
# possible scaling)
self.width_pt = self.mybbox.urx_pt - self.mybbox.llx_pt
if self.scalex:
self.width_pt *= self.scalex
self.height_pt = self.mybbox.ury_pt - self.mybbox.lly_pt
if self.scaley:
self.height_pt *= self.scaley
# take alignment into account
self.align = align
if self.align[0] == "b":
pass
elif self.align[0] == "c":
self.y_pt -= self.height_pt / 2.0
elif self.align[0] == "t":
self.y_pt -= self.height_pt
else:
raise ValueError(
"vertical alignment can only be b (bottom), c (center), or t (top)"
)
if self.align[1] == "l":
pass
elif self.align[1] == "c":
self.x_pt -= self.width_pt / 2.0
elif self.align[1] == "r":
self.x_pt -= self.width_pt
else:
raise ValueError(
"horizontal alignment can only be l (left), c (center), or r (right)"
)
self.clip = clip
self.translatebbox = translatebbox
self.trafo = trafo.translate_pt(self.x_pt, self.y_pt)
if self.scalex is not None:
self.trafo = self.trafo * trafo.scale_pt(self.scalex, self.scaley)
if translatebbox:
self.trafo = self.trafo * trafo.translate_pt(
-self.mybbox.llx_pt, -self.mybbox.lly_pt)
import pykpathsea
print(pykpathsea.find_file("tcrm0700.600pk"))
def __init__(self,
x, y, filename,
width=None, height=None, scale=None, align="bl",
clip=1, translatebbox=1, bbox=None,
kpsearch=0):
"""inserts epsfile
Object for an EPS file named filename at position (x,y). Width, height,
scale and aligment can be adjusted by the corresponding parameters. If
clip is set, the result gets clipped to the bbox of the EPS file. If
translatebbox is not set, the EPS graphics is not translated to the
corresponding origin. If bbox is not None, it overrides the bounding
box in the epsfile itself. If kpsearch is set then filename is searched
using the kpathsea library.
"""
self.x_pt = unit.topt(x)
self.y_pt = unit.topt(y)
if kpsearch:
self.filename = pykpathsea.find_file(filename, pykpathsea.kpse_pict_format)
else:
self.filename = filename
self.mybbox = bbox or _readbbox(self.filename)
# determine scaling in x and y direction
self.scalex = self.scaley = scale
if width is not None or height is not None:
if scale is not None:
raise ValueError("cannot set both width and/or height and scale simultaneously")
if height is not None:
self.scaley = unit.topt(height)/(self.mybbox.ury_pt-self.mybbox.lly_pt)
if width is not None:
self.scalex = unit.topt(width)/(self.mybbox.urx_pt-self.mybbox.llx_pt)
if self.scalex is None:
self.scalex = self.scaley
if self.scaley is None:
self.scaley = self.scalex
# set the actual width and height of the eps file (after a
# possible scaling)
self.width_pt = self.mybbox.urx_pt-self.mybbox.llx_pt
if self.scalex:
self.width_pt *= self.scalex
self.height_pt = self.mybbox.ury_pt-self.mybbox.lly_pt
if self.scaley:
self.height_pt *= self.scaley
# take alignment into account
self.align = align
if self.align[0]=="b":
pass
elif self.align[0]=="c":
self.y_pt -= self.height_pt/2.0
elif self.align[0]=="t":
self.y_pt -= self.height_pt
else:
raise ValueError("vertical alignment can only be b (bottom), c (center), or t (top)")
if self.align[1]=="l":
pass
elif self.align[1]=="c":
self.x_pt -= self.width_pt/2.0
elif self.align[1]=="r":
self.x_pt -= self.width_pt
else:
raise ValueError("horizontal alignment can only be l (left), c (center), or r (right)")
self.clip = clip
self.translatebbox = translatebbox
self.trafo = trafo.translate_pt(self.x_pt, self.y_pt)
if self.scalex is not None:
self.trafo = self.trafo * trafo.scale_pt(self.scalex, self.scaley)
if translatebbox:
self.trafo = self.trafo * trafo.translate_pt(-self.mybbox.llx_pt, -self.mybbox.lly_pt)