def __init__(self):
self.template = os.path.join(os.path.dirname(__file__),
'spellchecker.html')
self.NWORDS = None
self.lang = None
self.dictionaries = {}
self.response = SilpaResponse(self.template)
def serve(self, environ, start_response):
"""
The method to serve all the requests.
"""
request = SilpaRequest(environ)
request_uri = environ.get('PATH_INFO', '').lstrip('/')
#JSON RPC requests
if request_uri == "JSONRPC":
data = request.get_body()
start_response('200 OK', [('Content-Type', 'application/json')])
jsonreponse = self._jsonrpc_handler.handleRequest(data)
return [jsonreponse.encode('utf-8')]
#Check if the action is defined.
if self._module_manager.find_module(request_uri):
module_instance = self._module_manager.get_module_instance(
request_uri)
if (module_instance):
module_instance.set_request(request)
module_instance.set_start_response(start_response)
#if this is a json request
if request.get('json'):
jsonreponse = module_instance.get_json_result()
start_response('200 OK',
[('Content-Type', 'application/json')])
return [jsonreponse.encode('utf-8')]
response = module_instance.get_response()
start_response(response.response_code, response.header)
return [str(response.content).encode('utf-8')]
response = SilpaResponse()
if (request_uri == "index.html" or request_uri == ""):
start_response('200 OK', [('Content-Type', 'text/html')])
response.content.content = get_index_page()
else:
response.content.content = 'Requested URL not found.'
start_response('404 Not found', [('Content-Type', 'text/html')])
return [str(response.content).encode('utf-8')]
def __init__(self):
self.template = os.path.join(os.path.dirname(__file__), "render.html")
self.tmp_folder = os.path.join(os.path.dirname(__file__), "tmp")
self.response = SilpaResponse(self.template)
class Render(SilpaModule):
def __init__(self):
self.template = os.path.join(os.path.dirname(__file__), "render.html")
self.tmp_folder = os.path.join(os.path.dirname(__file__), "tmp")
self.response = SilpaResponse(self.template)
def set_request(self,request):
self.request=request
self.response.populate_form(self.request)
self.file_type= self.request.get('type')
self.wiki_url= self.request.get('wiki')
self.text = self.request.get('text')
self.font = self.request.get('font')
self.font_size = self.request.get('font_size')
self.color = self.request.get('color')
self.file_type = self.request.get('file_type')
def set_start_response(self,start_response):
self.start_response = start_response
def get_response(self):
if self.text != None:
if self.file_type==None:
self.file_type = "png"
if self.font==None:
self.font = "Serif"
if self.font_size==None:
self.font_size = 12
if self.color==None:
self.color = "Black"
image_url = self.render_text(self.text, self.file_type, 0, 0 ,self.color, self.font, self.font_size)
self.response.response_code = "303 see other"
self.response.header = [('Location', image_url)]
if self.wiki_url != None:
pdf_url = self.wiki2pdf(self.wiki_url, self.font)
self.response.response_code = "303 see other"
self.response.header = [('Location', pdf_url)]
return self.response
@ServiceMethod
def wiki2pdf(self, url, font='Serif'):
m = hashlib.md5()
m.update(url.encode("utf-8"))
filename = m.hexdigest()[0:5]+".pdf"
#if not os.path.exists(os.path.join(os.path.dirname(__file__), "tmp",filename)):
parser = Wikiparser(url,filename, font)
parser.parse()
#else:
# print ("File already exists.")
return ("modules/render/tmp/"+filename)
@ServiceMethod
def wiki2book(self,inputfile="test.txt", font='Serif'):
m = hashlib.md5()
m.update(inputfile.encode("utf-8"))
filename = m.hexdigest()[0:5]+".pdf"
#if not os.path.exists(os.path.join(os.path.dirname(__file__), "tmp",filename)):
parser = Wikiparser2(inputfile,filename, font)
parser.parse()
#else:
# print ("File already exists.")
return ("modules/render/tmp/"+filename)
@ServiceMethod
def render_text(self, text, file_type='png', width=0, height=0, color="Black", font='Serif', font_size=12):
surface = None
width=int(width)
height=int(height)
font_size=int(font_size)
text= text.decode("utf-8")
m = hashlib.md5()
m.update(text.encode("utf-8"))
filename = m.hexdigest()[0:5]+"."+file_type
outputfile = os.path.join(self.tmp_folder, filename )
if file_type == 'png':
surface = cairo.ImageSurface(cairo.FORMAT_ARGB32, int(width), int(height))
if file_type == 'svg':
surface = cairo.SVGSurface(outputfile,int(width),int(height))
if file_type == 'pdf':
surface = cairo.PDFSurface(outputfile,int(width),int(height))
context = cairo.Context(surface)
try:
text = hyphenator.getInstance().hyphenate(text,u'\u00AD')
except:
print("error while hyphenating. Proceeding without Hyphenation")
width = int(width)
left_margin = 10
top_margin = 20
bottom_margin = 50
position_x = left_margin
position_y = top_margin
rgba = get_color(color)
context.set_source_rgba (float(rgba.red),float(rgba.green),float(rgba.blue),float(rgba.alpha))
pc = pangocairo.CairoContext(context)
paragraph_layout = pc.create_layout()
paragraph_font_description = pango.FontDescription()
paragraph_font_description.set_family(font)
paragraph_font_description.set_size((int)(int(font_size) * pango.SCALE))
paragraph_layout.set_font_description(paragraph_font_description)
if width>0:
paragraph_layout.set_width((int)((width-2*left_margin) * pango.SCALE))
paragraph_layout.set_justify(True)
paragraph_layout.set_text(text+"\n")
context.move_to(position_x, position_y)
pango_layout_iter = paragraph_layout.get_iter();
line_width = 0
while not pango_layout_iter.at_last_line():
first_line = True
context.move_to(position_x, position_y)
while not pango_layout_iter.at_last_line() :
ink_rect, logical_rect = pango_layout_iter.get_line_extents()
line = pango_layout_iter.get_line_readonly()
has_next_line=pango_layout_iter.next_line()
# Decrease paragraph spacing
if ink_rect[2] == 0 : #It is para break
dy = font_size / 2
position_y += dy
if not first_line:
self.context.rel_move_to(0, dy)
else:
xstart = 1.0 * logical_rect[0] / pango.SCALE
context.rel_move_to(xstart, 0)
if width >0 and height > 0 :
pc.show_layout_line( line)
line_height = (int)(logical_rect[3] / pango.SCALE)
line_width = (int)(logical_rect[2] / pango.SCALE)
context.rel_move_to(-xstart, line_height )
position_y += line_height
first_line = False
if width==0 or height==0:
if width==0:
width = line_width
if height==0:
height = position_y
return self.render_text(text,file_type, width + 2.5*left_margin, height,color,font, font_size)
if file_type == 'png':
surface.write_to_png(str(outputfile))
else:
context.show_page()
return "modules/render/tmp/"+filename
def get_module_name(self):
return "Script Renderer"
def get_info(self):
return "Provides rendered images for Complex scripts"
def __init__(self):
self.template = os.path.join(os.path.dirname(__file__), 'index.html')
self.font = None
#List of available fonts
self.available_fonts=fonts.fonts
self.response = SilpaResponse(self.template)
class Render(SilpaModule):
def __init__(self):
self.template = os.path.join(os.path.dirname(__file__), "render.html")
self.tmp_folder = os.path.join(os.path.dirname(__file__), "tmp")
self.response = SilpaResponse(self.template)
def set_request(self,request):
self.request=request
self.response.populate_form(self.request)
self.file_type= self.request.get('type')
self.wiki_url= self.request.get('wiki')
self.text = self.request.get('text')
def set_start_response(self,start_response):
self.start_response = start_response
def get_response(self):
if self.text != None:
if self.file_type==None:
self.file_type = "png"
image_url = self.render_text(self.text, self.file_type)
self.response.response_code = "303 see other"
self.response.header = [('Location', image_url)]
if self.wiki_url != None:
pdf_url = self.wiki2pdf(self.wiki_url)
self.response.response_code = "303 see other"
self.response.header = [('Location', pdf_url)]
return self.response
@ServiceMethod
def wiki2pdf(self, url):
filename = str(uuid.uuid1())[0:5] +".pdf"
parser = Wikiparser(url,filename) #"http://ml.wikipedia.org/wiki/Computer"
parser.parse()
return ("modules/render/tmp/"+filename)
@ServiceMethod
def render_text(self, text,file_type='png', width=0, height=0,color="Black"):
surface = None
width=int(width)
height=int(height)
text= text.decode("utf-8")
filename = str(uuid.uuid1())[0:5]+"."+file_type
outputfile = os.path.join(self.tmp_folder, filename )
if file_type == 'png':
surface = cairo.ImageSurface(cairo.FORMAT_ARGB32, int(width), int(height))
if file_type == 'svg':
surface = cairo.SVGSurface(outputfile,int(width),int(height))
if file_type == 'pdf':
surface = cairo.PDFSurface(outputfile,int(width),int(height))
context = cairo.Context(surface)
text = hyphenator.getInstance().hyphenate(text,u'\u00AD')
width = int(width)
font_size = 10
left_margin = 10
top_margin = 10
position_x = left_margin
position_y = top_margin
rgba = get_color(color)
context.set_source_rgba (rgba.red,rgba.green,rgba.blue,rgba.alpha)
pc = pangocairo.CairoContext(context)
paragraph_layout = pc.create_layout()
paragraph_font_description = pango.FontDescription()
paragraph_font_description.set_family("Serif")
paragraph_font_description.set_size((int)(int(font_size) * pango.SCALE))
paragraph_layout.set_font_description(paragraph_font_description)
if width>0:
paragraph_layout.set_width((int)((width-2*left_margin) * pango.SCALE))
paragraph_layout.set_justify(True)
paragraph_layout.set_text(text+"\n")
context.move_to(position_x, position_y)
pango_layout_iter = paragraph_layout.get_iter();
line_width = 0
while not pango_layout_iter.at_last_line():
first_line = True
context.move_to(position_x, position_y)
while not pango_layout_iter.at_last_line() :
ink_rect, logical_rect = pango_layout_iter.get_line_extents()
line = pango_layout_iter.get_line_readonly()
has_next_line=pango_layout_iter.next_line()
# Decrease paragraph spacing
if ink_rect[2] == 0 : #It is para break
dy = font_size / 2
position_y += dy
if not first_line:
self.context.rel_move_to(0, dy)
else:
xstart = 1.0 * logical_rect[0] / pango.SCALE
context.rel_move_to(xstart, 0)
if width >0 and height > 0 :
pc.show_layout_line( line)
line_height = (int)(logical_rect[3] / pango.SCALE)
line_width = (int)(logical_rect[2] / pango.SCALE)
context.rel_move_to(-xstart, line_height )
position_y += line_height
first_line = False
if width==0 or height==0:
if width==0:
width = line_width
if height==0:
height = position_y
return self.render_text(text,file_type, width + 2.5*left_margin, height,color)
if file_type == 'png':
surface.write_to_png(outputfile)
else:
context.show_page()
return "modules/render/tmp/"+filename
def get_module_name(self):
return "Script Renderer"
def get_info(self):
return "Provides rendered images for Complex scripts"
def __init__(self):
self.template = os.path.join(os.path.dirname(__file__), "tts.html")
self.response = SilpaResponse(self.template)
def __init__(self):
self.dh = dhvani.dhvani_init()
self.template = os.path.join(os.path.dirname(__file__), "tts.html")
self.tmp_folder = os.path.join(os.path.dirname(__file__), "tmp")
self.response = SilpaResponse(self.template)
def __init__(self):
self.template = os.path.join(os.path.dirname(__file__), "render.html")
self.tmp_folder = os.path.join(os.path.dirname(__file__), "tmp")
self.response = SilpaResponse(self.template)
class Render(SilpaModule):
def __init__(self):
self.template = os.path.join(os.path.dirname(__file__), "render.html")
self.tmp_folder = os.path.join(os.path.dirname(__file__), "tmp")
self.response = SilpaResponse(self.template)
def set_request(self,request):
self.request=request
self.response.populate_form(self.request)
self.file_type= self.request.get('type')
self.wiki_url= self.request.get('wiki')
self.text = self.request.get('text')
def set_start_response(self,start_response):
self.start_response = start_response
def get_response(self):
if self.text != None:
if self.file_type==None:
self.file_type = "png"
image_url = self.render_text(self.text, self.file_type)
self.response.response_code = "303 see other"
self.response.header = [('Location', image_url)]
if self.wiki_url != None:
pdf_url = self.wiki2pdf(self.wiki_url)
self.response.response_code = "303 see other"
self.response.header = [('Location', pdf_url)]
return self.response
@ServiceMethod
def wiki2pdf(self, url):
filename = str(uuid.uuid1())[0:5] +".pdf"
parser = Wikiparser(url,filename) #"http://ml.wikipedia.org/wiki/Computer"
parser.parse()
return ("modules/render/tmp/"+filename)
@ServiceMethod
def render_text(self, text,file_type='png', width=0, height=0,color="Black"):
surface = None
width=int(width)
height=int(height)
text= text.decode("utf-8")
filename = str(uuid.uuid1())[0:5]+"."+file_type
outputfile = os.path.join(self.tmp_folder, filename )
if file_type == 'png':
surface = cairo.ImageSurface(cairo.FORMAT_ARGB32, int(width), int(height))
if file_type == 'svg':
surface = cairo.SVGSurface(outputfile,int(width),int(height))
if file_type == 'pdf':
surface = cairo.PDFSurface(outputfile,int(width),int(height))
context = cairo.Context(surface)
try:
text = hyphenator.getInstance().hyphenate(text,u'\u00AD')
except:
print("error while hyphenating. Proceeding without Hyphenation")
width = int(width)
font_size = 10
left_margin = 10
top_margin = 10
position_x = left_margin
position_y = top_margin
rgba = get_color(color)
context.set_source_rgba (rgba.red,rgba.green,rgba.blue,rgba.alpha)
pc = pangocairo.CairoContext(context)
paragraph_layout = pc.create_layout()
paragraph_font_description = pango.FontDescription()
paragraph_font_description.set_family("Serif")
paragraph_font_description.set_size((int)(int(font_size) * pango.SCALE))
paragraph_layout.set_font_description(paragraph_font_description)
if width>0:
paragraph_layout.set_width((int)((width-2*left_margin) * pango.SCALE))
paragraph_layout.set_justify(True)
paragraph_layout.set_text(text+"\n")
context.move_to(position_x, position_y)
pango_layout_iter = paragraph_layout.get_iter();
line_width = 0
while not pango_layout_iter.at_last_line():
first_line = True
context.move_to(position_x, position_y)
while not pango_layout_iter.at_last_line() :
ink_rect, logical_rect = pango_layout_iter.get_line_extents()
line = pango_layout_iter.get_line_readonly()
has_next_line=pango_layout_iter.next_line()
# Decrease paragraph spacing
if ink_rect[2] == 0 : #It is para break
dy = font_size / 2
position_y += dy
if not first_line:
self.context.rel_move_to(0, dy)
else:
xstart = 1.0 * logical_rect[0] / pango.SCALE
context.rel_move_to(xstart, 0)
if width >0 and height > 0 :
pc.show_layout_line( line)
line_height = (int)(logical_rect[3] / pango.SCALE)
line_width = (int)(logical_rect[2] / pango.SCALE)
context.rel_move_to(-xstart, line_height )
position_y += line_height
first_line = False
if width==0 or height==0:
if width==0:
width = line_width
if height==0:
height = position_y
return self.render_text(text,file_type, width + 2.5*left_margin, height,color)
if file_type == 'png':
surface.write_to_png(outputfile)
else:
context.show_page()
return "modules/render/tmp/"+filename
def get_module_name(self):
return "Script Renderer"
def get_info(self):
return "Provides rendered images for Complex scripts"
