def _image(self, node):
import urllib
from reportlab.lib.utils import ImageReader
u = urllib.urlopen(str(node.getAttribute("file")))
s = StringIO.StringIO()
s.write(u.read())
s.seek(0)
img = ImageReader(s)
(sx, sy) = img.getSize()
args = {}
for tag in ("width", "height", "x", "y"):
if node.hasAttribute(tag):
args[tag] = utils.unit_get(node.getAttribute(tag))
if ("width" in args) and (not "height" in args):
args["height"] = sy * args["width"] / sx
elif ("height" in args) and (not "width" in args):
args["width"] = sx * args["height"] / sy
elif ("width" in args) and ("height" in args):
if (float(args["width"]) / args["height"]) > (float(sx) > sy):
args["width"] = sx * args["height"] / sy
else:
args["height"] = sy * args["width"] / sx
self.canvas.drawImage(img, **args)
def _ellipse(self, node):
x1 = utils.unit_get(node.get("x"))
x2 = utils.unit_get(node.get("width"))
y1 = utils.unit_get(node.get("y"))
y2 = utils.unit_get(node.get("height"))
self.canvas.ellipse(x1, y1, x2, y2, **utils.attr_get(node, [], {"fill": "bool", "stroke": "bool"}))
def _image(self, node):
import urllib
from reportlab.lib.utils import ImageReader
u = urllib.urlopen(str(node.getAttribute('file')))
s = StringIO.StringIO()
s.write(u.read())
s.seek(0)
img = ImageReader(s)
(sx,sy) = img.getSize()
args = {}
for tag in ('width','height','x','y'):
if node.hasAttribute(tag):
if not utils.unit_get(node.getAttribute(tag)):
continue
args[tag] = utils.unit_get(node.getAttribute(tag))
if ('width' in args) and (not 'height' in args):
args['height'] = sy * args['width'] / sx
elif ('height' in args) and (not 'width' in args):
args['width'] = sx * args['height'] / sy
elif ('width' in args) and ('height' in args):
if (float(args['width'])/args['height'])>(float(sx)>sy):
args['width'] = sx * args['height'] / sy
else:
args['height'] = sy * args['width'] / sx
self.canvas.drawImage(img, **args)
def __init__(self, out, node, doc):
if not node.hasAttribute('pageSize'):
pageSize = (utils.unit_get('21cm'), utils.unit_get('29.7cm'))
else:
ps = map(lambda x:x.strip(), node.getAttribute('pageSize').replace(')', '').replace('(', '').split(','))
pageSize = ( utils.unit_get(ps[0]),utils.unit_get(ps[1]) )
cm = reportlab.lib.units.cm
self.doc_tmpl = platypus.BaseDocTemplate(out, pagesize=pageSize, **utils.attr_get(node, ['leftMargin','rightMargin','topMargin','bottomMargin'], {'allowSplitting':'int','showBoundary':'bool','title':'str','author':'str'}))
self.page_templates = []
self.styles = doc.styles
self.doc_tmpl.styles = doc.styles # hack
self.doc = doc
pts = node.getElementsByTagName('pageTemplate')
for pt in pts:
frames = []
for frame_el in pt.getElementsByTagName('frame'):
frame = platypus.Frame( **(utils.attr_get(frame_el, ['x1','y1', 'width','height', 'leftPadding', 'rightPadding', 'bottomPadding', 'topPadding'], {'id':'text', 'showBoundary':'bool'})) )
frames.append( frame )
gr = pt.getElementsByTagName('pageGraphics')
if len(gr):
drw = _rml_draw(gr[0])
self.page_templates.append( platypus.PageTemplate(frames=frames, onPage=drw.render, **utils.attr_get(pt, [], {'id':'str'}) ))
else:
self.page_templates.append( platypus.PageTemplate(frames=frames, **utils.attr_get(pt, [], {'id':'str'}) ))
self.doc_tmpl.addPageTemplates(self.page_templates)
def _table(self, node):
length = 0
colwidths = None
rowheights = None
data = []
for tr in _child_get(node,'tr'):
data2 = []
for td in _child_get(tr, 'td'):
flow = []
for n in td.childNodes:
if n.nodeType==node.ELEMENT_NODE:
flow.append( self._flowable(n) )
if not len(flow):
flow = self._textual(td)
data2.append( flow )
if len(data2)>length:
length=len(data2)
for ab in data:
while len(ab)<length:
ab.append('')
while len(data2)<length:
data2.append('')
data.append( data2 )
if node.hasAttribute('colWidths'):
assert length == len(node.getAttribute('colWidths').split(','))
colwidths = [utils.unit_get(f.strip()) for f in node.getAttribute('colWidths').split(',')]
if node.hasAttribute('rowHeights'):
rowheights = [utils.unit_get(f.strip()) for f in node.getAttribute('rowHeights').split(',')]
table = platypus.Table(data = data, colWidths=colwidths, rowHeights=rowheights, **(utils.attr_get(node, ['splitByRow'] ,{'repeatRows':'int','repeatCols':'int'})))
if node.hasAttribute('style'):
table.setStyle(self.styles.table_styles[node.getAttribute('style')])
return table
def _ellipse(self, node):
x1 = utils.unit_get(node.get('x'))
x2 = utils.unit_get(node.get('width'))
y1 = utils.unit_get(node.get('y'))
y2 = utils.unit_get(node.get('height'))
self.canvas.ellipse(x1,y1,x2,y2, **utils.attr_get(node, [], {'fill':'bool','stroke':'bool'}))
def __init__(self, node, localcontext, styles, self2):
self.localcontext = (localcontext or {}).copy()
self.node = node
self.styles = styles
self.width = utils.unit_get(node.get('width'))
self.height = utils.unit_get(node.get('height'))
self.self2 = self2
def _circle(self, node):
self.canvas.circle(
x_cen=utils.unit_get(node.getAttribute("x")),
y_cen=utils.unit_get(node.getAttribute("y")),
r=utils.unit_get(node.getAttribute("radius")),
**utils.attr_get(node, [], {"fill": "bool", "stroke": "bool"})
)
def __init__(self, localcontext, out, node, doc, images={}, path='.', title=None):
self.localcontext = localcontext
self.images= images
self.path = path
self.title = title
if not node.get('pageSize'):
pageSize = (utils.unit_get('21cm'), utils.unit_get('29.7cm'))
else:
ps = map(lambda x:x.strip(), node.get('pageSize').replace(')', '').replace('(', '').split(','))
pageSize = ( utils.unit_get(ps[0]),utils.unit_get(ps[1]) )
self.doc_tmpl = TinyDocTemplate(out, pagesize=pageSize, **utils.attr_get(node, ['leftMargin','rightMargin','topMargin','bottomMargin'], {'allowSplitting':'int','showBoundary':'bool','title':'str','author':'str'}))
self.page_templates = []
self.styles = doc.styles
self.doc = doc
pts = node.findall('pageTemplate')
for pt in pts:
frames = []
for frame_el in pt.findall('frame'):
frame = platypus.Frame( **(utils.attr_get(frame_el, ['x1','y1', 'width','height', 'leftPadding', 'rightPadding', 'bottomPadding', 'topPadding'], {'id':'str', 'showBoundary':'bool'})) )
if utils.attr_get(frame_el, ['last']):
frame.lastFrame = True
frames.append( frame )
try :
gr = pt.findall('pageGraphics')\
or pt[1].findall('pageGraphics')
except Exception: # FIXME: be even more specific, perhaps?
gr=''
if len(gr):
drw = _rml_draw(self.localcontext,gr[0], self.doc, images=images, path=self.path, title=self.title)
self.page_templates.append( platypus.PageTemplate(frames=frames, onPage=drw.render, **utils.attr_get(pt, [], {'id':'str'}) ))
else:
drw = _rml_draw(self.localcontext,node,self.doc,title=self.title)
self.page_templates.append( platypus.PageTemplate(frames=frames,onPage=drw.render, **utils.attr_get(pt, [], {'id':'str'}) ))
self.doc_tmpl.addPageTemplates(self.page_templates)
def _textual(self, node):
rc = ''
for n in node.childNodes:
if n.nodeType == n.ELEMENT_NODE:
if n.localName.startswith('seq'):
rc += str(_rml_sequence(n))
elif n.localName == 'name':
x, y = n.getAttribute('x'), n.getAttribute('y')
fontName, fontSize, fontColor = n.getAttribute('fontName'), n.getAttribute('fontSize'), n.getAttribute('fontColor')
if not fontName:
fontName = self.canvas._fontname
if not fontSize:
fontSize = self.canvas._fontsize
global named_string_styles
named_string_styles[n.getAttribute('id')] = (
fontName, fontSize, fontColor
)
if x and y:
x, y = utils.unit_get(x), utils.unit_get(y)
self.canvas.translate(x, y)
self.canvas.doForm(n.getAttribute('id'))
if x and y:
self.canvas.translate(-x, -y)
elif n.localName=='pageNumber':
rc += str(self.canvas.getPageNumber())
elif n.localName == 'evalString':
rc += _eval_string(n, textual=self)
elif (n.nodeType == node.CDATA_SECTION_NODE):
rc += n.data
elif (n.nodeType == node.TEXT_NODE):
rc += n.data
return rc.encode(self.encoding)
def _flowable(self, node):
# FIXME: speedup
if node.localName=='para':
style = self.styles.para_style_get(node) # ERROR
return platypus.Paragraph(self._textual(node), style, **(utils.attr_get(node, [], {'bulletText':'str'})))
elif node.localName=='name':
self.styles.names[ node.getAttribute('id')] = node.getAttribute('value')
return None
elif node.localName=='xpre':
style = self.styles.para_style_get(node)
return platypus.XPreformatted(self._textual(node), style, **(utils.attr_get(node, [], {'bulletText':'str','dedent':'int','frags':'int'})))
elif node.localName=='pre':
style = self.styles.para_style_get(node)
return platypus.Preformatted(self._textual(node), style, **(utils.attr_get(node, [], {'bulletText':'str','dedent':'int'})))
elif node.localName=='illustration':
return self._illustration(node)
elif node.localName=='blockTable':
return self._table(node)
elif node.localName=='title':
styles = reportlab.lib.styles.getSampleStyleSheet()
style = styles['Title']
return platypus.Paragraph(self._textual(node), style, **(utils.attr_get(node, [], {'bulletText':'str'})))
elif node.localName=='h1':
styles = reportlab.lib.styles.getSampleStyleSheet()
style = styles['Heading1']
return platypus.Paragraph(self._textual(node), style, **(utils.attr_get(node, [], {'bulletText':'str'})))
elif node.localName=='h2':
styles = reportlab.lib.styles.getSampleStyleSheet()
style = styles['Heading2']
return platypus.Paragraph(self._textual(node), style, **(utils.attr_get(node, [], {'bulletText':'str'})))
elif node.localName=='h3':
styles = reportlab.lib.styles.getSampleStyleSheet()
style = styles['Heading3']
return platypus.Paragraph(self._textual(node), style, **(utils.attr_get(node, [], {'bulletText':'str'})))
elif node.localName=='image':
return platypus.Image(node.getAttribute('file'), mask=(250,255,250,255,250,255), **(utils.attr_get(node, ['width','height'])))
elif node.localName=='spacer':
if node.hasAttribute('width'):
width = utils.unit_get(node.getAttribute('width'))
else:
width = utils.unit_get('1cm')
length = utils.unit_get(node.getAttribute('length'))
return platypus.Spacer(width=width, height=length)
elif node.localName=='pageBreak':
return platypus.PageBreak()
elif node.localName=='condPageBreak':
return platypus.CondPageBreak(**(utils.attr_get(node, ['height'])))
elif node.localName=='setNextTemplate':
return platypus.NextPageTemplate(str(node.getAttribute('name')))
elif node.localName=='nextFrame':
return platypus.CondPageBreak(1000) # TODO: change the 1000 !
elif barcode_codes and node.localName=='barCodeFlowable':
code = barcode_codes.get(node.getAttribute('code'), Code128)
return code(
self._textual(node),
**utils.attr_get(node, ['barWidth', 'barHeight'], {'fontName': 'str', 'humanReadable': 'bool'}))
else:
sys.stderr.write('Warning: flowable not yet implemented: %s !\n' % (node.localName,))
return None
def _translate(self, node):
dx = 0
dy = 0
if node.hasAttribute("dx"):
dx = utils.unit_get(node.getAttribute("dx"))
if node.hasAttribute("dy"):
dy = utils.unit_get(node.getAttribute("dy"))
self.canvas.translate(dx, dy)
def __init__(self, node, style):
self.posx = utils.unit_get(node.get('x'))
self.posy = utils.unit_get(node.get('y'))
aligns = {
'drawString': 'left',
'drawRightString': 'right',
'drawCentredString': 'center'
}
align = aligns[node.localName]
self.pos = [(self.posx, self.posy, align, utils.text_get(node), style.get('td'), style.font_size_get('td'))]
def __init__(self, node, style,localcontext = {}):
self.localcontext = localcontext
self.posx = utils.unit_get(node.get('x'))
self.posy = utils.unit_get(node.get('y'))
aligns = {
'drawString': 'left',
'drawRightString': 'right',
'drawCentredString': 'center'
}
align = aligns[node.tag]
self.pos = [(self.posx, self.posy, align, utils._process_text(self, node.text), style.get('td'), style.font_size_get('td'))]
def __init__(self, out, node, doc):
if not node.hasAttribute("pageSize"):
pageSize = (utils.unit_get("21cm"), utils.unit_get("29.7cm"))
else:
ps = map(lambda x: x.strip(), node.getAttribute("pageSize").replace(")", "").replace("(", "").split(","))
pageSize = (utils.unit_get(ps[0]), utils.unit_get(ps[1]))
cm = reportlab.lib.units.cm
self.doc_tmpl = platypus.BaseDocTemplate(
out,
pagesize=pageSize,
**utils.attr_get(
node,
["leftMargin", "rightMargin", "topMargin", "bottomMargin"],
{"allowSplitting": "int", "showBoundary": "bool", "title": "str", "author": "str"},
)
)
self.page_templates = []
self.styles = doc.styles
self.doc = doc
pts = node.getElementsByTagName("pageTemplate")
for pt in pts:
frames = []
for frame_el in pt.getElementsByTagName("frame"):
frame = platypus.Frame(
**(
utils.attr_get(
frame_el,
[
"x1",
"y1",
"width",
"height",
"leftPadding",
"rightPadding",
"bottomPadding",
"topPadding",
],
{"id": "text", "showBoundary": "bool"},
)
)
)
frames.append(frame)
gr = pt.getElementsByTagName("pageGraphics")
if len(gr):
drw = _rml_draw(gr[0], self.doc)
self.page_templates.append(
platypus.PageTemplate(frames=frames, onPage=drw.render, **utils.attr_get(pt, [], {"id": "str"}))
)
else:
self.page_templates.append(
platypus.PageTemplate(frames=frames, **utils.attr_get(pt, [], {"id": "str"}))
)
self.doc_tmpl.addPageTemplates(self.page_templates)
def _image(self, node):
#add attribute 'src' to tag 'image' by xiandong.xie
s = StringIO.StringIO()
if node.hasAttribute('src'):
import base64
imgdata = base64.b64decode(node.getAttribute('src'))
s.write(imgdata)
else:
import urllib
u = urllib.urlopen(str(node.getAttribute('file')))
s.write(u.read())
from reportlab.lib.utils import ImageReader
s.seek(0)
img = ImageReader(s)
(sx,sy) = img.getSize()
args = {}
for tag in ('width','height','x','y'):
if node.hasAttribute(tag):
args[tag] = utils.unit_get(node.getAttribute(tag))
if ('width' in args) and (not 'height' in args):
args['height'] = sy * args['width'] / sx
elif ('height' in args) and (not 'width' in args):
args['width'] = sx * args['height'] / sy
elif ('width' in args) and ('height' in args):
if (float(args['width'])/args['height'])>(float(sx)>sy):
args['width'] = sx * args['height'] / sy
else:
args['height'] = sy * args['width'] / sx
self.canvas.drawImage(img, **args)
def _para_style_update(self, style, node):
for attr in ["textColor", "backColor", "bulletColor"]:
if node.hasAttribute(attr):
style.__dict__[attr] = color.get(node.getAttribute(attr))
for attr in ["fontName", "bulletFontName", "bulletText"]:
if node.hasAttribute(attr):
style.__dict__[attr] = node.getAttribute(attr)
for attr in [
"fontSize",
"leftIndent",
"rightIndent",
"spaceBefore",
"spaceAfter",
"firstLineIndent",
"bulletIndent",
"bulletFontSize",
"leading",
]:
if node.hasAttribute(attr):
style.__dict__[attr] = utils.unit_get(node.getAttribute(attr))
if node.hasAttribute("alignment"):
align = {
"right": reportlab.lib.enums.TA_RIGHT,
"center": reportlab.lib.enums.TA_CENTER,
"justify": reportlab.lib.enums.TA_JUSTIFY,
}
style.alignment = align.get(node.getAttribute("alignment").lower(), reportlab.lib.enums.TA_LEFT)
return style
def setFont(self, node):
from reportlab.pdfbase import pdfmetrics
fname = node.get('name')
#TODO : other fonts should be supported
if fname not in pdfmetrics.standardFonts:
fname = self.canvas._fontname
return self.canvas.setFont(fname, utils.unit_get(node.get('size')))
def _line_mode(self, node):
ljoin = {'round':1, 'mitered':0, 'bevelled':2}
lcap = {'default':0, 'round':1, 'square':2}
if node.hasAttribute('width'):
self.canvas.setLineWidth(utils.unit_get(node.getAttribute('width')))
if node.hasAttribute('join'):
self.canvas.setLineJoin(ljoin[node.getAttribute('join')])
if node.hasAttribute('cap'):
self.canvas.setLineCap(lcap[node.getAttribute('cap')])
if node.hasAttribute('miterLimit'):
self.canvas.setDash(utils.unit_get(node.getAttribute('miterLimit')))
if node.hasAttribute('dash'):
dashes = node.getAttribute('dash').split(',')
for x in range(len(dashes)):
dashes[x]=utils.unit_get(dashes[x])
self.canvas.setDash(node.getAttribute('dash').split(','))
def render(self, node):
tags = {
"drawCentredString": self._drawCenteredString,
"drawRightString": self._drawRightString,
"drawString": self._drawString,
"rect": self._rect,
"ellipse": self._ellipse,
"lines": self._lines,
"grid": self._grid,
"curves": self._curves,
"fill": lambda node: self.canvas.setFillColor(color.get(node.getAttribute("color"))),
"stroke": lambda node: self.canvas.setStrokeColor(color.get(node.getAttribute("color"))),
"setFont": lambda node: self.canvas.setFont(
node.getAttribute("name"), utils.unit_get(node.getAttribute("size"))
),
"place": self._place,
"circle": self._circle,
"lineMode": self._line_mode,
"path": self._path,
"rotate": lambda node: self.canvas.rotate(float(node.getAttribute("degrees"))),
"translate": self._translate,
"image": self._image,
}
for nd in node.childNodes:
if nd.nodeType == nd.ELEMENT_NODE:
for tag in tags:
if nd.localName == tag:
tags[tag](nd)
break
def _line_mode(self, node):
ljoin = {"round": 1, "mitered": 0, "bevelled": 2}
lcap = {"default": 0, "round": 1, "square": 2}
if node.hasAttribute("width"):
self.canvas.setLineWidth(utils.unit_get(node.getAttribute("width")))
if node.hasAttribute("join"):
self.canvas.setLineJoin(ljoin[node.getAttribute("join")])
if node.hasAttribute("cap"):
self.canvas.setLineCap(lcap[node.getAttribute("cap")])
if node.hasAttribute("miterLimit"):
self.canvas.setDash(utils.unit_get(node.getAttribute("miterLimit")))
if node.hasAttribute("dash"):
dashes = node.getAttribute("dash").split(",")
for x in range(len(dashes)):
dashes[x] = utils.unit_get(dashes[x])
self.canvas.setDash(node.getAttribute("dash").split(","))
def render(self, node):
tags = {
'drawCentredString': self._drawCenteredString,
'drawRightString': self._drawRightString,
'drawString': self._drawString,
'rect': self._rect,
'ellipse': self._ellipse,
'lines': self._lines,
'grid': self._grid,
'curves': self._curves,
'fill': lambda node: self.canvas.setFillColor(color.get(node.getAttribute('color'))),
'stroke': lambda node: self.canvas.setStrokeColor(color.get(node.getAttribute('color'))),
'setFont': lambda node: self.canvas.setFont(node.getAttribute('name'), utils.unit_get(node.getAttribute('size'))),
'place': self._place,
'circle': self._circle,
'lineMode': self._line_mode,
'path': self._path,
'rotate': lambda node: self.canvas.rotate(float(node.getAttribute('degrees'))),
'translate': self._translate,
'image': self._image
}
for nd in node.childNodes:
if nd.nodeType==nd.ELEMENT_NODE:
for tag in tags:
if nd.localName==tag:
tags[tag](nd)
break
def _para_style_update(self, node):
data = {}
for attr in ['textColor', 'backColor', 'bulletColor', 'borderColor']:
if node.get(attr):
data[attr] = color.get(node.get(attr))
for attr in ['bulletFontName', 'fontName']:
if node.get(attr):
fontname= select_fontname(node.get(attr), None)
if fontname is not None:
data['fontName'] = fontname
for attr in ['bulletText']:
if node.get(attr):
data[attr] = node.get(attr)
for attr in ['fontSize', 'leftIndent', 'rightIndent', 'spaceBefore', 'spaceAfter',
'firstLineIndent', 'bulletIndent', 'bulletFontSize', 'leading',
'borderWidth','borderPadding','borderRadius']:
if node.get(attr):
data[attr] = utils.unit_get(node.get(attr))
if node.get('alignment'):
align = {
'right':reportlab.lib.enums.TA_RIGHT,
'center':reportlab.lib.enums.TA_CENTER,
'justify':reportlab.lib.enums.TA_JUSTIFY
}
data['alignment'] = align.get(node.get('alignment').lower(), reportlab.lib.enums.TA_LEFT)
return data
def _tag_table(self, node):
new_node = copy.deepcopy(node)
for child in new_node:
new_node.remove(child)
new_node.tag = 'table'
def process(node,new_node):
for child in utils._child_get(node,self):
new_child = copy.deepcopy(child)
new_node.append(new_child)
if len(child):
for n in new_child:
new_child.remove(n)
process(child, new_child)
else:
new_child.text = utils._process_text(self, child.text)
new_child.tag = 'p'
try:
if new_child.get('style').find('terp_tblheader')!= -1:
new_node.tag = 'th'
except:
pass
process(node,new_node)
if new_node.get('colWidths',False):
sizes = map(lambda x: utils.unit_get(x), new_node.get('colWidths').split(','))
tr = etree.SubElement(new_node, 'tr')
for s in sizes:
etree.SubElement(tr, 'td', width=str(s))
return etree.tostring(new_node)
def _image(self, node):
import urllib
from reportlab.lib.utils import ImageReader
u = urllib.urlopen(str(node.getAttribute('file')))
s = StringIO.StringIO()
s.write(u.read())
s.seek(0)
img = ImageReader(s)
(sx,sy) = img.getSize()
args = {}
for tag in ('width','height','x','y'):
if node.hasAttribute(tag):
args[tag] = utils.unit_get(node.getAttribute(tag))
if node.hasAttribute("preserveAspectRatio"):
args["preserveAspectRatio"] = True
if node.hasAttribute("mask"):
args["mask"] = node.getAttribute("mask")
if node.hasAttribute("anchor"):
args["anchor"] = node.getAttribute("anchor")
if ('width' in args) and (not 'height' in args):
args['height'] = sy * args['width'] / sx
elif ('height' in args) and (not 'width' in args):
args['width'] = sx * args['height'] / sy
elif ('width' in args) and ('height' in args) and (not args.get("preserveAspectRatio", False)):
#if (float(args['width'])/args['height'])>(float(sx)>sy):
# args['width'] = sx * args['height'] / sy
#else:
# args['height'] = sy * args['width'] / sx
pass
self.canvas.drawImage(img, **args)
def _tag_table(self, node):
self.tb.fline()
saved_tb = self.tb
self.tb = None
sizes = None
if node.get('colWidths'):
sizes = map(lambda x: utils.unit_get(x), node.get('colWidths').split(','))
trs = []
for n in utils._child_get(node,self):
if n.tag == 'tr':
tds = []
for m in utils._child_get(n,self):
if m.tag == 'td':
self.tb = textbox()
self.rec_render_cnodes(m)
tds.append(self.tb)
self.tb = None
if len(tds):
trs.append(tds)
if not sizes:
verbose("computing table sizes..")
for tds in trs:
trt = textbox()
off=0
for i in range(len(tds)):
p = int(sizes[i]/Font_size)
trl = tds[i].renderlines(pad=p)
trt.haplines(trl,off)
off += sizes[i]/Font_size
saved_tb.curline = trt
saved_tb.fline()
self.tb = saved_tb
return
def _lines(self, node):
line_str = utils.text_get(node).split()
lines = []
while len(line_str) > 3:
lines.append([utils.unit_get(l) for l in line_str[0:4]])
line_str = line_str[4:]
self.canvas.lines(lines)
def _rect(self, node):
if node.hasAttribute("round"):
self.canvas.roundRect(
radius=utils.unit_get(node.getAttribute("round")),
**utils.attr_get(node, ["x", "y", "width", "height"], {"fill": "bool", "stroke": "bool"})
)
else:
self.canvas.rect(**utils.attr_get(node, ["x", "y", "width", "height"], {"fill": "bool", "stroke": "bool"}))
def __init__(self, localcontext, out, node, doc, images=None, path='.', title=None):
if images is None:
images = {}
if not localcontext:
localcontext={'internal_header':True}
self.localcontext = localcontext
self.images= images
self.path = path
self.title = title
pagesize_map = {'a4': A4,
'us_letter': letter
}
pageSize = A4
if self.localcontext.get('company'):
pageSize = pagesize_map.get(self.localcontext.get('company').paper_format, A4)
if node.get('pageSize'):
ps = map(lambda x:x.strip(), node.get('pageSize').replace(')', '').replace('(', '').split(','))
pageSize = ( utils.unit_get(ps[0]),utils.unit_get(ps[1]) )
self.doc_tmpl = TinyDocTemplate(out, pagesize=pageSize, **utils.attr_get(node, ['leftMargin','rightMargin','topMargin','bottomMargin'], {'allowSplitting':'int','showBoundary':'bool','rotation':'int','title':'str','author':'str'}))
self.page_templates = []
self.styles = doc.styles
self.doc = doc
self.image=[]
pts = node.findall('pageTemplate')
for pt in pts:
frames = []
for frame_el in pt.findall('frame'):
frame = platypus.Frame( **(utils.attr_get(frame_el, ['x1','y1', 'width','height', 'leftPadding', 'rightPadding', 'bottomPadding', 'topPadding'], {'id':'str', 'showBoundary':'bool'})) )
if utils.attr_get(frame_el, ['last']):
frame.lastFrame = True
frames.append( frame )
try :
gr = pt.findall('pageGraphics')\
or pt[1].findall('pageGraphics')
except Exception: # FIXME: be even more specific, perhaps?
gr=''
if len(gr):
# self.image=[ n for n in utils._child_get(gr[0], self) if n.tag=='image' or not self.localcontext]
drw = _rml_draw(self.localcontext,gr[0], self.doc, images=images, path=self.path, title=self.title)
self.page_templates.append( platypus.PageTemplate(frames=frames, onPage=drw.render, **utils.attr_get(pt, [], {'id':'str'}) ))
else:
drw = _rml_draw(self.localcontext,node,self.doc,title=self.title)
self.page_templates.append( platypus.PageTemplate(frames=frames,onPage=drw.render, **utils.attr_get(pt, [], {'id':'str'}) ))
self.doc_tmpl.addPageTemplates(self.page_templates)
def _barcode(self, node):
from reportlab.graphics.barcode import code128
createargs = {}
drawargs = {}
for tag in ('x', 'y'):
if node.hasAttribute(tag):
drawargs[tag] = utils.unit_get(node.getAttribute(tag))
for tag in ('barWidth', 'barHeight'):
if node.hasAttribute(tag):
createargs[tag] = utils.unit_get(node.getAttribute(tag))
barcode = code128.Code128(self._textual(node), **createargs)
barcode.drawOn(self.canvas, **drawargs)
def setFont(self, node):
fontname = select_fontname(node.get('name'), self.canvas._fontname)
return self.canvas.setFont(fontname, utils.unit_get(node.get('size')))
def _tag_spacer(self, node):
length = 1+int(utils.unit_get(node.get('length')))/35
return "\n"*length
def __init__(self,
localcontext,
out,
node,
doc,
images={},
path='.',
title=None):
self.localcontext = localcontext
self.images = images
self.path = path
self.title = title
if not node.get('pageSize'):
pageSize = (utils.unit_get('21cm'), utils.unit_get('29.7cm'))
else:
ps = map(
lambda x: x.strip(),
node.get('pageSize').replace(')', '').replace('(',
'').split(','))
pageSize = (utils.unit_get(ps[0]), utils.unit_get(ps[1]))
self.doc_tmpl = TinyDocTemplate(
out,
pagesize=pageSize,
**utils.attr_get(
node,
['leftMargin', 'rightMargin', 'topMargin', 'bottomMargin'], {
'allowSplitting': 'int',
'showBoundary': 'bool',
'title': 'str',
'author': 'str'
}))
self.page_templates = []
self.styles = doc.styles
self.doc = doc
pts = node.findall('pageTemplate')
for pt in pts:
frames = []
for frame_el in pt.findall('frame'):
frame = platypus.Frame(
**(utils.attr_get(frame_el, [
'x1', 'y1', 'width', 'height', 'leftPadding',
'rightPadding', 'bottomPadding', 'topPadding'
], {
'id': 'str',
'showBoundary': 'bool'
})))
if utils.attr_get(frame_el, ['last']):
frame.lastFrame = True
frames.append(frame)
try:
gr = pt.findall('pageGraphics')\
or pt[1].findall('pageGraphics')
except Exception: # FIXME: be even more specific, perhaps?
gr = ''
if len(gr):
drw = _rml_draw(self.localcontext,
gr[0],
self.doc,
images=images,
path=self.path,
title=self.title)
self.page_templates.append(
platypus.PageTemplate(frames=frames,
onPage=drw.render,
**utils.attr_get(
pt, [], {'id': 'str'})))
else:
drw = _rml_draw(self.localcontext,
node,
self.doc,
title=self.title)
self.page_templates.append(
platypus.PageTemplate(frames=frames,
onPage=drw.render,
**utils.attr_get(
pt, [], {'id': 'str'})))
self.doc_tmpl.addPageTemplates(self.page_templates)
def __init__(self,
localcontext,
out,
node,
doc,
images=None,
path='.',
title=None):
if images is None:
images = {}
if not localcontext:
localcontext = {'internal_header': True}
self.localcontext = localcontext
self.images = images
self.path = path
self.title = title
pagesize_map = {'a4': A4, 'us_letter': letter}
pageSize = A4
if self.localcontext.get('company'):
pageSize = pagesize_map.get(
self.localcontext.get('company').paper_format, A4)
if node.get('pageSize'):
ps = map(
lambda x: x.strip(),
node.get('pageSize').replace(')', '').replace('(',
'').split(','))
pageSize = (utils.unit_get(ps[0]), utils.unit_get(ps[1]))
self.doc_tmpl = TinyDocTemplate(
out,
pagesize=pageSize,
**utils.attr_get(
node,
['leftMargin', 'rightMargin', 'topMargin', 'bottomMargin'], {
'allowSplitting': 'int',
'showBoundary': 'bool',
'rotation': 'int',
'title': 'str',
'author': 'str'
}))
self.page_templates = []
self.styles = doc.styles
self.doc = doc
self.image = []
pts = node.findall('pageTemplate')
for pt in pts:
frames = []
for frame_el in pt.findall('frame'):
frame = platypus.Frame(
**(utils.attr_get(frame_el, [
'x1', 'y1', 'width', 'height', 'leftPadding',
'rightPadding', 'bottomPadding', 'topPadding'
], {
'id': 'str',
'showBoundary': 'bool'
})))
if utils.attr_get(frame_el, ['last']):
frame.lastFrame = True
frames.append(frame)
try:
gr = pt.findall('pageGraphics')\
or pt[1].findall('pageGraphics')
except Exception: # FIXME: be even more specific, perhaps?
gr = ''
if len(gr):
# self.image=[ n for n in utils._child_get(gr[0], self) if n.tag=='image' or not self.localcontext]
drw = _rml_draw(self.localcontext,
gr[0],
self.doc,
images=images,
path=self.path,
title=self.title)
self.page_templates.append(
platypus.PageTemplate(frames=frames,
onPage=drw.render,
**utils.attr_get(
pt, [], {'id': 'str'})))
else:
drw = _rml_draw(self.localcontext,
node,
self.doc,
title=self.title)
self.page_templates.append(
platypus.PageTemplate(frames=frames,
onPage=drw.render,
**utils.attr_get(
pt, [], {'id': 'str'})))
self.doc_tmpl.addPageTemplates(self.page_templates)
def _grid(self, node):
xlist = [utils.unit_get(s) for s in node.get('xs').split(',')]
ylist = [utils.unit_get(s) for s in node.get('ys').split(',')]
self.canvas.grid(xlist, ylist)
def _translate(self, node):
dx = utils.unit_get(node.get('dx')) or 0
dy = utils.unit_get(node.get('dy')) or 0
self.canvas.translate(dx, dy)
def _image(self, node):
import urllib
import urlparse
from reportlab.lib.utils import ImageReader
nfile = node.get('file')
if not nfile:
if node.get('name'):
image_data = self.images[node.get('name')]
_logger.debug("Image %s used", node.get('name'))
s = StringIO(image_data)
else:
newtext = node.text
if self.localcontext:
res = utils._regex.findall(newtext)
for key in res:
newtext = eval(key, {}, self.localcontext) or ''
image_data = None
if newtext:
image_data = base64.decodestring(newtext)
if image_data:
s = StringIO(image_data)
else:
_logger.debug("No image data!")
return False
else:
if nfile in self.images:
s = StringIO(self.images[nfile])
else:
try:
up = urlparse.urlparse(str(nfile))
except ValueError:
up = False
if up and up.scheme:
# RFC: do we really want to open external URLs?
# Are we safe from cross-site scripting or attacks?
_logger.debug("Retrieve image from %s", nfile)
u = urllib.urlopen(str(nfile))
s = StringIO(u.read())
else:
_logger.debug("Open image file %s ", nfile)
s = _open_image(nfile, path=self.path)
try:
img = ImageReader(s)
(sx, sy) = img.getSize()
_logger.debug("Image is %dx%d", sx, sy)
args = {'x': 0.0, 'y': 0.0}
for tag in ('width', 'height', 'x', 'y'):
if node.get(tag):
args[tag] = utils.unit_get(node.get(tag))
if ('width' in args) and (not 'height' in args):
args['height'] = sy * args['width'] / sx
elif ('height' in args) and (not 'width' in args):
args['width'] = sx * args['height'] / sy
elif ('width' in args) and ('height' in args):
if (float(args['width']) / args['height']) > (float(sx) > sy):
args['width'] = sx * args['height'] / sy
else:
args['height'] = sy * args['width'] / sx
self.canvas.drawImage(img, **args)
finally:
s.close()
mask=(250, 255, 250, 255, 250, 255),
**(utils.attr_get(
node, ['width', 'height'])))
else:
return platypus.Image(node.get('file'),
mask=(250, 255, 250, 255, 250, 255),
**(utils.attr_get(
node, ['width', 'height'])))
from reportlab.lib.utils import ImageReader
name = str(node.get('file'))
img = ImageReader(name)
(sx, sy) = img.getSize()
args = {}
for tag in ('width', 'height'):
if node.get(tag):
args[tag] = utils.unit_get(node.get(tag))
if ('width' in args) and (not 'height' in args):
args['height'] = sy * args['width'] / sx
elif ('height' in args) and (not 'width' in args):
args['width'] = sx * args['height'] / sy
elif ('width' in args) and ('height' in args):
if (float(args['width']) / args['height']) > (float(sx) > sy):
args['width'] = sx * args['height'] / sy
else:
args['height'] = sy * args['width'] / sx
return platypus.Image(name,
mask=(250, 255, 250, 255, 250, 255),
**args)
elif node.tag == 'spacer':
if node.get('width'):
width = utils.unit_get(node.get('width'))
def _circle(self, node):
self.canvas.circle(x_cen=utils.unit_get(node.get('x')), y_cen=utils.unit_get(node.get('y')), r=utils.unit_get(node.get('radius')), **utils.attr_get(node, [], {'fill':'bool','stroke':'bool'}))
def _flowable(self, node, extra_style=None):
if node.tag == 'pto':
return self._pto(node)
if node.tag == 'para':
style = self.styles.para_style_get(node)
if extra_style:
style.__dict__.update(extra_style)
result = []
for i in self._textual(node).split('\n'):
result.append(
platypus.Paragraph(
i, style,
**(utils.attr_get(node, [], {'bulletText': 'str'}))))
return result
elif node.tag == 'barCode':
try:
from reportlab.graphics.barcode import code128
from reportlab.graphics.barcode import code39
from reportlab.graphics.barcode import code93
from reportlab.graphics.barcode import common
from reportlab.graphics.barcode import fourstate
from reportlab.graphics.barcode import usps
from reportlab.graphics.barcode import createBarcodeDrawing
except ImportError:
_logger.warning("Cannot use barcode renderers:", exc_info=True)
return None
args = utils.attr_get(
node, [], {
'ratio': 'float',
'xdim': 'unit',
'height': 'unit',
'checksum': 'int',
'quiet': 'int',
'width': 'unit',
'stop': 'bool',
'bearers': 'int',
'barWidth': 'float',
'barHeight': 'float'
})
codes = {
'codabar':
lambda x: common.Codabar(x, **args),
'code11':
lambda x: common.Code11(x, **args),
'code128':
lambda x: code128.Code128(str(x), **args),
'standard39':
lambda x: code39.Standard39(str(x), **args),
'standard93':
lambda x: code93.Standard93(str(x), **args),
'i2of5':
lambda x: common.I2of5(x, **args),
'extended39':
lambda x: code39.Extended39(str(x), **args),
'extended93':
lambda x: code93.Extended93(str(x), **args),
'msi':
lambda x: common.MSI(x, **args),
'fim':
lambda x: usps.FIM(x, **args),
'postnet':
lambda x: usps.POSTNET(x, **args),
'ean13':
lambda x: createBarcodeDrawing('EAN13', value=str(x), **args),
'qrcode':
lambda x: createBarcodeDrawing('QR', value=x, **args),
}
code = 'code128'
if node.get('code'):
code = node.get('code').lower()
return codes[code](self._textual(node))
elif node.tag == 'name':
self.styles.names[node.get('id')] = node.get('value')
return None
elif node.tag == 'xpre':
style = self.styles.para_style_get(node)
return platypus.XPreformatted(
self._textual(node), style,
**(utils.attr_get(node, [], {
'bulletText': 'str',
'dedent': 'int',
'frags': 'int'
})))
elif node.tag == 'pre':
style = self.styles.para_style_get(node)
return platypus.Preformatted(
self._textual(node), style,
**(utils.attr_get(node, [], {
'bulletText': 'str',
'dedent': 'int'
})))
elif node.tag == 'illustration':
return self._illustration(node)
elif node.tag == 'blockTable':
return self._table(node)
elif node.tag == 'title':
styles = reportlab.lib.styles.getSampleStyleSheet()
style = styles['Title']
return platypus.Paragraph(
self._textual(node), style,
**(utils.attr_get(node, [], {'bulletText': 'str'})))
elif re.match('^h([1-9]+[0-9]*)$', (node.tag or '')):
styles = reportlab.lib.styles.getSampleStyleSheet()
style = styles['Heading' + str(node.tag[1:])]
return platypus.Paragraph(
self._textual(node), style,
**(utils.attr_get(node, [], {'bulletText': 'str'})))
elif node.tag == 'image':
image_data = False
if not node.get('file'):
if node.get('name'):
if node.get('name') in self.doc.images:
_logger.debug("Image %s read ", node.get('name'))
image_data = self.doc.images[node.get('name')].read()
else:
_logger.warning("Image %s not defined",
node.get('name'))
return False
else:
import base64
newtext = node.text
if self.localcontext:
newtext = utils._process_text(self, node.text or '')
image_data = base64.decodestring(newtext)
if not image_data:
_logger.debug("No inline image data")
return False
image = StringIO(image_data)
else:
_logger.debug("Image get from file %s", node.get('file'))
image = _open_image(node.get('file'), path=self.doc.path)
return platypus.Image(image,
mask=(250, 255, 250, 255, 250, 255),
**(utils.attr_get(node,
['width', 'height'])))
elif node.tag == 'spacer':
if node.get('width'):
width = utils.unit_get(node.get('width'))
else:
width = utils.unit_get('1cm')
length = utils.unit_get(node.get('length'))
return platypus.Spacer(width=width, height=length)
elif node.tag == 'section':
return self.render(node)
elif node.tag == 'pageNumberReset':
return PageReset()
elif node.tag in ('pageBreak', 'nextPage'):
return platypus.PageBreak()
elif node.tag == 'condPageBreak':
return platypus.CondPageBreak(**(utils.attr_get(node, ['height'])))
elif node.tag == 'setNextTemplate':
return platypus.NextPageTemplate(str(node.get('name')))
elif node.tag == 'nextFrame':
return platypus.CondPageBreak(1000) # TODO: change the 1000 !
elif node.tag == 'setNextFrame':
from reportlab.platypus.doctemplate import NextFrameFlowable
return NextFrameFlowable(str(node.get('name')))
elif node.tag == 'currentFrame':
from reportlab.platypus.doctemplate import CurrentFrameFlowable
return CurrentFrameFlowable(str(node.get('name')))
elif node.tag == 'frameEnd':
return EndFrameFlowable()
elif node.tag == 'hr':
width_hr = node.get('width') or '100%'
color_hr = node.get('color') or 'black'
thickness_hr = node.get('thickness') or 1
lineCap_hr = node.get('lineCap') or 'round'
return platypus.flowables.HRFlowable(width=width_hr,
color=color.get(color_hr),
thickness=float(thickness_hr),
lineCap=str(lineCap_hr))
else:
sys.stderr.write('Warning: flowable not yet implemented: %s !\n' %
(node.tag, ))
return None
def _curves(self, node):
line_str = node.text.split()
lines = []
while len(line_str)>7:
self.canvas.bezier(*[utils.unit_get(l) for l in line_str[0:8]])
line_str = line_str[8:]
def _table(self, node):
children = utils._child_get(node, self, 'tr')
if not children:
return None
length = 0
colwidths = None
rowheights = None
data = []
styles = []
posy = 0
for tr in children:
paraStyle = None
if tr.get('style'):
st = copy.deepcopy(self.styles.table_styles[tr.get('style')])
for si in range(len(st._cmds)):
s = list(st._cmds[si])
s[1] = (s[1][0], posy)
s[2] = (s[2][0], posy)
st._cmds[si] = tuple(s)
styles.append(st)
if tr.get('paraStyle'):
paraStyle = self.styles.styles[tr.get('paraStyle')]
data2 = []
posx = 0
for td in utils._child_get(tr, self, 'td'):
if td.get('style'):
st = copy.deepcopy(
self.styles.table_styles[td.get('style')])
for s in st._cmds:
s[1][1] = posy
s[2][1] = posy
s[1][0] = posx
s[2][0] = posx
styles.append(st)
if td.get('paraStyle'):
# TODO: merge styles
paraStyle = self.styles.styles[td.get('paraStyle')]
posx += 1
flow = []
for n in utils._child_get(td, self):
if n.tag == etree.Comment:
n.text = ''
continue
fl = self._flowable(n, extra_style=paraStyle)
if isinstance(fl, list):
flow += fl
else:
flow.append(fl)
if not len(flow):
flow = self._textual(td)
data2.append(flow)
if len(data2) > length:
length = len(data2)
for ab in data:
while len(ab) < length:
ab.append('')
while len(data2) < length:
data2.append('')
data.append(data2)
posy += 1
if node.get('colWidths'):
assert length == len(node.get('colWidths').split(','))
colwidths = [
utils.unit_get(f.strip())
for f in node.get('colWidths').split(',')
]
if node.get('rowHeights'):
rowheights = [
utils.unit_get(f.strip())
for f in node.get('rowHeights').split(',')
]
if len(rowheights) == 1:
rowheights = rowheights[0]
table = platypus.LongTable(data=data,
colWidths=colwidths,
rowHeights=rowheights,
**(utils.attr_get(node, ['splitByRow'], {
'repeatRows': 'int',
'repeatCols': 'int'
})))
if node.get('style'):
table.setStyle(self.styles.table_styles[node.get('style')])
for s in styles:
table.setStyle(s)
return table
def font_size_get(self,tag):
size = utils.unit_get(self.style.get('td', {}).get('font-size','16'))
return size
def draw(self):
self.canv.beginForm("pageCount%d" % self.story_count)
self.canv.setFont("Helvetica", utils.unit_get(str(8)))
self.canv.drawString(0, 0, str(self.canv.getPageNumber()))
self.canv.endForm()
def _tag_spacer(self, node):
length = 1+int(utils.unit_get(node.getAttribute('length')))/35
return "<br/>"*length
def _rect(self, node):
if node.get('round'):
self.canvas.roundRect(radius=utils.unit_get(node.get('round')), **utils.attr_get(node, ['x','y','width','height'], {'fill':'bool','stroke':'bool'}))
else:
self.canvas.rect(**utils.attr_get(node, ['x','y','width','height'], {'fill':'bool','stroke':'bool'}))
