#Copyright (c) 2008-9, Walter Bender
#Permission is hereby granted, free of charge, to any person obtaining a copy
#of this software and associated documentation files (the "Software"), to deal
#in the Software without restriction, including without limitation the rights
#to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
#copies of the Software, and to permit persons to whom the Software is
#furnished to do so, subject to the following conditions:
#The above copyright notice and this permission notice shall be included in
#all copies or substantial portions of the Software.
#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
#IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
#FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
#AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
#LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
#OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
#THE SOFTWARE.
try:
from sugar.activity import activity
from sugar.datastore import datastore
except ImportError:
pass
import os.path
from talogo import get_pixbuf_from_journal
from tautils import data_to_string, save_picture, image_to_base64, get_path
from gettext import gettext as _
def save_html(self, tw, embed_flag=True):
self.embed_images = embed_flag
# A dictionary to define the HTML wrappers around template elements
self.html_glue = {
'doctype': "\n",
'html': ("\n", "\n"),
'head': ("\n\n", "\n"),
'meta': "\n",
'title': ("", "\n"),
'style': ("\n"),
'body': ("\n", "\n\n"),
'div': ("\n", "
\n"),
'slide': ("\n\n"),
'h1': ("", "
\n"),
'table': ("\n"),
'tr': ("\n", "
\n"),
'td': ("\n",
"\n | \n"),
'img': ("![\"Image\"]()
\n"),
'img2': ("![\"Image\"](\"image",)
\n"),
'ul': ("\n"),
'li': ("| ", " |
\n") }
if self.embed_images == True:
self.html_glue['img'] = ("![+\](\"data:image/png;base64,\n",)
\n")
self.html_glue['img2'] = ("![\"Image\"](\"data:image/png;"+\)
\n")
"""
Transalate 'show' and 'template' blocks into HTML, ignoring most
turtle graphics. Saving as SVG will capture all of the graphical elements
of a page.
"""
bs = tw.just_blocks()
code = ""
self.imagecount = 0
slidecount = 0
for b in bs:
this_stack = ""
data = walk_stack(self, tw, b)
show = 0
tp1, tp2, tp3, tp8, tp6, tp7 = 0,0,0,0,0,0
for d in data:
if type(d) == type((1,2)):
(d,b) = d
if type(d) is float or type(d) is int:
d = str(d)
if d == "show" or d == "showaligned":
show = 1
elif show > 0: # Process the argument to show or container,
if show == 1: # which could be media or a string
if d[0:8] == '#smedia_':
this_stack += add_image(self, tw, d)
elif d[0:8] == '#sdescr_':
this_stack += add_description(self, tw, d)
elif d[0:2] == '#s':
this_stack += d[2:]
show = 0
else:
this_stack += d
show = 0
"""
The following mess is in order to process 'template' blocks,
a depreciated block type.
"""
elif d == "t1x1":
tp1 = 1
elif d == "t2x1":
tp2 = 1
elif d == "list":
tp3 = 8
elif d == 't1x1a':
tp8 = 1
elif d == "t1x2":
tp6 = 1
elif d == "t2x2":
tp7 = 1
elif tp3 > 0: # Bullets
if tp3 == 8: # The title comes first...
tmp = self.html_glue['slide'][0] + \
str(slidecount) + \
self.html_glue['slide'][1] + \
self.html_glue['div'][0] + \
self.html_glue['h1'][0] + \
d[2:] + \
self.html_glue['h1'][1] + \
self.html_glue['ul'][0]
bullets = 6
slidecount += 1
elif d[2:] != "": # then the bullets
tmp = self.html_glue['li'][0] + d[2:] + \
self.html_glue['li'][1]
this_stack += tmp
tmp = ""
bullets -= 1
if bullets == 0:
this_stack += (self.html_glue['ul'][1] + \
self.html_glue['div'][1])
elif tp1 == 1 or tp2 == 1 or tp8 == 1 or\
tp6 == 1 or tp7 == 1:
# The first time through, process the title
this_stack += (self.html_glue['slide'][0] + \
str(slidecount) + \
self.html_glue['slide'][1] + \
self.html_glue['div'][0] + \
self.html_glue['h1'][0] + d[2:] + \
self.html_glue['h1'][1] + \
self.html_glue['table'][0])
if tp1 > 0: tp1 += 1
elif tp2 > 0: tp2 += 1
elif tp8 > 0: tp8 += 1
elif tp6 > 0: tp6 += 1
elif tp7 > 0: tp7 += 1
slidecount += 1
elif tp1 > 1 or tp6 > 1:
tmp = self.html_glue['tr'][0] + \
self.html_glue['td'][0]
if d[0:8] == '#smedia_':
tmp += (add_image(self, tw, d) + \
self.html_glue['td'][1] + \
self.html_glue['td'][0] + \
add_description(self, tw, d) + \
self.html_glue['td'][1] + \
self.html_glue['tr'][1])
elif d[0:8] == '#sdescr_':
tmp += (add_description(self, tw, d) + \
self.html_glue['td'][1] + \
self.html_glue['tr'][1])
if tp1 > 1 or tp6 > 2:
this_stack += (tmp + self.html_glue['table'][1] + \
self.html_glue['div'][1])
tp1 = 0
tp6 = 0
else:
this_stack += tmp
tp6 += 1
elif tp8 > 1:
tmp = self.html_glue['tr'][0] + \
self.html_glue['td'][0]
if d[0:8] == '#smedia_':
tmp += (add_image(self, tw, d) + \
self.html_glue['td'][1] + \
self.html_glue['tr'][1])
elif d[0:8] == '#sdescr_':
tmp += (add_description(self, tw, d) + \
self.html_glue['td'][1] + \
self.html_glue['tr'][1])
this_stack += (tmp + self.html_glue['table'][1] + \
self.html_glue['div'][1])
tp8 = 0
elif tp2 > 1 or tp7 > 1:
if tp2 == 2 or tp7 == 2:
tmp = self.html_glue['tr'][0] + \
self.html_glue['td'][0]
else:
tmp += self.html_glue['td'][0]
if tp2 == 2:
saved_description = add_description(self, tw, d)
if tp2 == 2 or tp7 == 2:
if d[0:8] == '#smedia_':
tmp += (add_image(self,d) + \
self.html_glue['td'][1])
elif d[0:8] == '#sdescr_':
tmp += (add_description(self, tw, d) + \
self.html_glue['td'][1])
if tp2 > 1: tp2 += 1
elif tp7 > 1: tp7 += 1
elif tp2 == 3:
if d[0:8] == '#smedia_':
tmp += add_image(self, tw, d)
elif d[0:8] == '#sdescr_':
tmp += add_description(self, tw, d)
tmp += (self.html_glue['td'][1] + \
self.html_glue['tr'][1] + \
self.html_glue['tr'][0] + \
self.html_glue['td'][0])
tmp += saved_description
saved_desciption = ""
tmp += (self.html_glue['td'][1] + \
self.html_glue['td'][0])
tmp += (add_description(self,d) + \
self.html_glue['td'][1] + \
self.html_glue['tr'][1])
this_stack += (tmp + self.html_glue['table'][1] + \
self.html_glue['div'][1])
tp2 = 0
elif tp7 == 3:
if d[0:8] == '#smedia_':
tmp += add_image(self, tw, d)
elif d[0:8] == '#sdescr_':
tmp += add_description(self, tw, d)
tmp += (self.html_glue['td'][1] + \
self.html_glue['tr'][1] + \
self.html_glue['tr'][0])
tp7 += 1
elif tp7 == 4:
if d[0:8] == '#smedia_':
tmp += add_image(self, tw, d)
elif d[0:8] == '#sdescr_':
tmp += add_description(self, tw, d)
tmp += (self.html_glue['td'][1])
tp7 += 1
elif tp7 == 5:
if d[0:8] == '#smedia_':
tmp += add_image(self, tw, d)
elif d[0:8] == '#sdescr_':
tmp += add_description(self, tw, d)
tmp += (self.html_glue['td'][1] + \
self.html_glue['tr'][1])
this_stack += (tmp + self.html_glue['table'][1] + \
self.html_glue['div'][1])
tp7 = 0
"""
End of depreciated-block section
"""
if len(data) > 0:
code += this_stack
"""
If no show or template blocks were present then we've got nothing,
so save a screen dump and project code instead.
"""
if slidecount == 0:
if self.embed_images == True:
imgdata = image_to_base64(save_picture(self.tw.canvas), tw.activity)
else:
imgdata = os.path.join(self.tw.load_save_folder, 'image')
self.tw.save_as_image(imgdata)
code += (self.html_glue['img'][0] + imgdata + \
self.html_glue['img'][1])
code += self.html_glue['div'][0]
code += data_to_string(tw.assemble_data_to_save(False, True))
code += self.html_glue['div'][1]
if tw.running_sugar:
title = _("Turtle Art") + " " + tw.activity.metadata['title']
else:
title = _("Turtle Art")
code = self.html_glue['doctype'] + \
self.html_glue['html'][0] + \
self.html_glue['head'][0] + \
self.html_glue['meta'] + \
self.html_glue['title'][0] + \
title + \
self.html_glue['title'][1] + \
self.html_glue['style'][0] + \
self.html_glue['style'][1] + \
self.html_glue['head'][1] + \
self.html_glue['body'][0] + \
code + \
self.html_glue['body'][1] + \
self.html_glue['html'][1]
return code
def walk_stack(self, tw, blk):
top = tw.find_top_block(blk)
if blk == top:
return tw.lc.run_blocks(top, tw.block_list.list, False)
else:
return []
def add_image(self, tw, d):
if d[8:] != "None":
if self.embed_images == True:
try:
dsobject = datastore.get(d[8:])
pixbuf = get_pixbuf_from_journal(dsobject,400,300)
imgdata = image_to_base64(pixbuf, tw.activity)
except:
imgdata = ""
elif tw.running_sugar:
try:
dsobject = datastore.get(d[8:])
imgdata = dsobject.file_path
except:
imgdata = ""
else:
imgdata = d[8:]
tmp = self.html_glue['img2'][0]
tmp += imgdata
tmp += self.html_glue['img2'][1]
self.imagecount += 1
return tmp
return ""
def add_description(self, tw, d):
if d[8:] != "None":
try:
dsobject = datastore.get(d[8:])
return dsobject.metadata['description']
except:
return ""
return ""