- Timestamp:
- 10 Apr 2012, 10:43:50 (13 years ago)
- Location:
- main/waeup.kofa/trunk/src/waeup/kofa
- Files:
-
- 2 edited
Legend:
- Unmodified
- Added
- Removed
-
main/waeup.kofa/trunk/src/waeup/kofa/applicants/pdf.py
r8059 r8091 56 56 ar_translation, self.context.application_number) 57 57 58 def _setUpWidgets(self):59 """Setup simple display widgets.60 61 Returns the list of widgets.62 """63 request = TestRequest()64 return setUpEditWidgets(65 self.form_fields, 'form', self.context, request, {},66 for_display=True, ignore_request=True67 )68 69 58 def _getCourseAdmittedLink(self, view): 70 59 """Return link, title and code in html format to the certificate … … 79 68 return '' 80 69 81 def _ addPassportImage(self, data):82 """ Add passport image to data stream.70 def _getDeptAndFaculty(self): 71 """Return long titles of department and faculty. 83 72 84 If no image exists yet the default image is added. 73 Returns a list [department_title, faculty_title] 74 75 If the context applicant has no course admitted or dept. and 76 faculty cannot be determined, ``None`` is returned. 85 77 """ 86 img = getUtility(IExtFileStore).getFileByContext(self.context)87 if img is None:88 img = open(DEFAULT_PASSPORT_IMAGE_PATH, 'rb')89 doc_img = Image(img.name, width=4*cm, height=3*cm, kind='bound')90 data.append([doc_img])91 data.append([Spacer(1, 18)])92 return data93 94 def _addDeptAndFaculty(self, data):95 """If we have a valid course admitted, add dept. and faculty to data96 stream.97 """98 style = getSampleStyleSheet()99 78 course_admitted = self.context.course_admitted 100 79 dept = getattr( 101 80 getattr(course_admitted, '__parent__', None), 102 81 '__parent__', None) 103 if dept is None:104 return data105 portal_language = getUtility(IKofaUtils).PORTAL_LANGUAGE106 dp_translation = translate(_('Department:'),107 'waeup.kofa', target_language=portal_language)108 f_label = '<font size=12>%s</font>' % dp_translation109 f_text = '<font size=12>%s</font>' % dept.longtitle()110 f_label = Paragraph(f_label, style["Normal"])111 f_text = Paragraph(f_text, style["Normal"])112 data.append([f_label,f_text])113 114 82 faculty = getattr(dept, '__parent__', None) 115 if faculty is None: 116 return data 117 fc_translation = translate(_('Faculty:'), 118 'waeup.kofa', target_language=portal_language) 119 f_label = '<font size=12>%s</font>' % fc_translation 120 f_text = '<font size=12>%s</font>' % faculty.longtitle() 121 f_label = Paragraph(f_label, style["Normal"]) 122 f_text = Paragraph(f_text, style["Normal"]) 123 data.append([f_label,f_text]) 124 return data 125 126 def _getWidgetsTable(self, view): 127 """Return a reportlab table buildt of widgets. 128 """ 129 style = getSampleStyleSheet() 130 table_data = [] 131 table_style = [('LEFTPADDING', (0,0), (0,-1), 0), 132 ('VALIGN', (0,0), (-1,-1), 'TOP'), 133 ] 134 row_num = 0 135 widgets = self._setUpWidgets() 136 portal_language = getUtility(IKofaUtils).PORTAL_LANGUAGE 137 for widget in widgets: 138 separators = getUtility(IApplicantsUtils).SEPARATORS_DICT 139 if separators and separators.get(widget.name): 140 f_headline = ('<font size=12><strong>%s</strong></font>' 141 % translate(separators[widget.name], 'waeup.kofa', 142 target_language=portal_language)) 143 f_headline = Paragraph(f_headline, style["Normal"]) 144 table_data.append([f_headline ]) 145 table_style.append(('SPAN', (0,row_num), (-1,row_num)),) 146 table_style.append( 147 ('TOPPADDING', (0,row_num), (-1,row_num), 12),) 148 row_num += 1 149 f_label = '<font size=12>%s</font>:' % translate( 150 widget.label.strip(), 'waeup.kofa', 151 target_language=portal_language) 152 f_label = Paragraph(f_label, style["Normal"]) 153 f_text = '<font size=12>%s</font>' % widget() 154 # Add br tag if widgets contain div tags 155 # which are not supported by reportlab 156 f_text = f_text.replace('</div>', '</div><br />') 157 f_text = f_text.replace('\n', '') 158 f_text = Paragraph(f_text, style["Normal"]) 159 table_data.append([f_label,f_text]) 160 row_num += 1 161 adm_translation = translate(_('Admitted Course of Study:'), 162 'waeup.kofa', target_language=portal_language) 163 f_label = '<font size=12>%s</font>' % adm_translation 164 f_text = '<font size=12>%s</font>' % ( 165 self._getCourseAdmittedLink(view),) 166 f_label = Paragraph(f_label, style["Normal"]) 167 f_text = Paragraph(f_text, style["Normal"]) 168 table_data.append([f_label,f_text]) 169 row_num += 1 170 171 # Add dept. and faculty if applicable 172 table_data = self._addDeptAndFaculty(table_data) 173 174 # Create table 175 table = Table(table_data,style=table_style) 176 table.hAlign = 'LEFT' 177 return table 83 return [x is not None and x.longtitle() or x for x in dept, faculty] 178 84 179 85 def _addComments(self, data): … … 205 111 principal. 206 112 """ 207 doc_title = self.title.replace('-', '\n')113 doc_title = '\n'.join([x.strip() for x in self.title.split('-')]) 208 114 style = getSampleStyleSheet() 209 115 data = [] 116 portal_language = getUtility(IKofaUtils).PORTAL_LANGUAGE 117 separators = getUtility(IApplicantsUtils).SEPARATORS_DICT 118 creator = getUtility(IPDFCreator) 210 119 211 120 # append history 212 for msg in self.context.history.messages: 213 f_msg = '<font face="Courier" size=10>%s</font>' % msg 214 data.append(Paragraph(f_msg, style["Normal"])) 215 data.append(Spacer(1, 20)) 121 data.extend(creator.fromStringList(self.context.history.messages)) 216 122 217 123 # append photograph … … 219 125 getUtility(IExtFileStore).getFileByContext(self.context), 220 126 'name', DEFAULT_PASSPORT_IMAGE_PATH) 221 doc_img = Image(img_path, width=4*cm, height=3*cm, kind='bound') 222 doc_img.hAlign='LEFT' 223 data.append(doc_img) 127 data.append(creator.getImage(img_path)) 128 data.append(Spacer(1, 12)) 224 129 225 130 # append widgets 226 data.append(self._getWidgetsTable(view)) 131 dept, faculty = self._getDeptAndFaculty() 132 data.append(creator.getWidgetsTable( 133 self.form_fields, self.context, view, lang=portal_language, 134 domain='waeup.kofa', separators=separators, 135 course_label='Admitted Course of Study:', 136 course_link=self._getCourseAdmittedLink(view), 137 dept=dept, faculty=faculty)) 227 138 228 139 # append comments 229 140 data = self._addComments(data) 230 231 creator = getUtility(IPDFCreator)232 141 return creator.create_pdf(data, None, doc_title) -
main/waeup.kofa/trunk/src/waeup/kofa/browser/pdf.py
r8089 r8091 25 25 from reportlab.lib.units import cm, inch 26 26 from reportlab.lib.pagesizes import A4, landscape, portrait 27 from reportlab.platypus import SimpleDocTemplate 27 from reportlab.lib.styles import getSampleStyleSheet, ParagraphStyle 28 from reportlab.platypus import ( 29 SimpleDocTemplate, Spacer, Paragraph, Image, Table) 30 from zope.component import getUtility 31 from zope.formlib.form import setUpEditWidgets 32 from zope.i18n import translate 33 from zope.publisher.browser import TestRequest 28 34 from waeup.kofa.browser.interfaces import IPDFCreator 35 from waeup.kofa.interfaces import MessageFactory as _ 36 37 #: A reportlab paragraph style for 'normal' output. 38 NORMAL_STYLE = getSampleStyleSheet()['Normal'] 39 40 #: A reportlab paragraph style for output of 'code'. 41 CODE_STYLE = ParagraphStyle( 42 name='Code', 43 parent=NORMAL_STYLE, 44 fontName='Courier', 45 fontSize=10, 46 ) 47 48 #: A reportlab paragraph style for regular form output. 49 ENTRY1_STYLE = ParagraphStyle( 50 name='Entry1', 51 parent=NORMAL_STYLE, 52 fontSize=12, 53 ) 54 55 #: A reportlab paragraph style for headlines or bold text in form output. 56 HEADLINE1_STYLE = ParagraphStyle( 57 name='Header1', 58 parent=NORMAL_STYLE, 59 fontName='Helvetica-Bold', 60 fontSize=12, 61 ) 62 63 def format_html(html): 64 """Make HTML code usable for use in reportlab paragraphs. 65 66 Main things fixed here: 67 68 - remove newlines (not visible in HTML but visible in PDF) 69 - add <br> tags after <div> (as divs break lines in HTML but not in PDF) 70 """ 71 # Add br tag if widgets contain div tags 72 # which are not supported by reportlab 73 html = html.replace('</div>', '</div><br />') 74 html = html.replace('\n', '') 75 return html 29 76 30 77 class PDFCreator(grok.GlobalUtility): 78 """A utility to help with generating PDF docs. 79 """ 31 80 grok.implements(IPDFCreator) 32 81 … … 35 84 watermark_path = os.path.join( 36 85 os.path.dirname(__file__), 'static', 'pdf_watermark.jpg') 86 87 @classmethod 88 def _setUpWidgets(cls, form_fields, context): 89 """Setup simple display widgets. 90 91 Returns the list of widgets. 92 """ 93 request = TestRequest() 94 return setUpEditWidgets( 95 form_fields, 'form', context, request, {}, 96 for_display=True, ignore_request=True 97 ) 98 99 @classmethod 100 def _addCourse(cls, table_data, row_num, course_label, course_link, 101 lang, domain): 102 """Add course data to `table_data`. 103 """ 104 if not course_label or not course_link: 105 return table_data, row_num 106 f_label= translate( 107 _(course_label), domain, target_language=lang) 108 f_label = Paragraph(f_label, ENTRY1_STYLE) 109 f_text = Paragraph(course_link, ENTRY1_STYLE) 110 table_data.append([f_label, f_text]) 111 row_num += 1 112 return table_data, row_num 113 114 @classmethod 115 def _addDeptAndFaculty(cls, table_data, row_num, dept, faculty, 116 lang, domain): 117 """Add `dept` and `faculty` as table rows to `table_data`. 118 119 `dept` and `faculty` are expected to be strings or None. In 120 latter case they are not put into the table. 121 """ 122 for label, text in (('Department:', dept), ('Faculty:', faculty)): 123 if text is None: 124 continue 125 label = translate(_(label), domain, target_language=lang) 126 table_data.append([ 127 Paragraph(label, ENTRY1_STYLE), 128 Paragraph(text, ENTRY1_STYLE)]) 129 row_num += 1 130 return table_data, row_num 131 132 @classmethod 133 def fromStringList(cls, string_list): 134 """Generate a list of reportlab paragraphs out of a list of strings. 135 136 Strings are formatted with :data:`CODE_STYLE` and a spacer is 137 appended at end. 138 """ 139 result = [] 140 for msg in string_list: 141 result.append(Paragraph(msg, CODE_STYLE)) 142 result.append(Spacer(1, 20)) 143 return result 144 145 @classmethod 146 def getImage(cls, image_path, orientation='LEFT'): 147 """Get an image located at `image_path` as reportlab flowable. 148 """ 149 img = Image(image_path, width=4*cm, height=3*cm, kind='bound') 150 img.hAlign=orientation 151 return img 152 153 def getWidgetsTable(self, form_fields, context, view, lang='en', 154 domain='waeup.kofa', separators=None, 155 course_label=None, course_link=None, dept=None, 156 faculty=None): 157 """Return a reportlab `Table` instance, created from widgets 158 determined by `form_fields` and `context`. 159 160 - `form_fields` 161 is a list of schema fields as created by grok.AutoFields. 162 - `context` 163 is some object whose content is rendered here. 164 - `view` 165 is currently not used but supposed to be a view which is 166 actually rendering a PDF document. 167 - `lang` 168 the portal language. Used for translations of strings. 169 - `domain` 170 the translation domain used for translations of strings. 171 - `separators` 172 a list of separators. 173 - `course_label` and `course_link` 174 if a course should be added to the table, `course_label` 175 and `course_link` can be given, both being strings. They 176 will be rendered in an extra-row. 177 - `dept` and `faculty` 178 if these are given, we render extra rows with faculty and 179 department. 180 """ 181 style = getSampleStyleSheet() 182 table_data = [] 183 table_style = [('LEFTPADDING', (0,0), (0,-1), 0), 184 ('VALIGN', (0,0), (-1,-1), 'TOP'), 185 ] 186 row_num = 0 187 widgets = self._setUpWidgets(form_fields, context) 188 for widget in widgets: 189 if separators and separators.get(widget.name): 190 f_headline = translate( 191 separators[widget.name], domain, target_language=lang) 192 f_headline = Paragraph(f_headline, HEADLINE1_STYLE) 193 table_data.append([f_headline ]) 194 table_style.append(('SPAN', (0,row_num), (-1,row_num)),) 195 table_style.append( 196 ('TOPPADDING', (0,row_num), (-1,row_num), 12),) 197 row_num += 1 198 f_label = translate(widget.label.strip(), domain, 199 target_language=lang) 200 f_label = Paragraph(f_label, ENTRY1_STYLE) 201 f_text = format_html(widget()) 202 f_text = Paragraph(f_text, ENTRY1_STYLE) 203 table_data.append([f_label,f_text]) 204 row_num += 1 205 206 # Add course (admitted, etc.) if applicable 207 table_data, row_num = self._addCourse( 208 table_data, row_num, course_label, course_link, lang, domain,) 209 210 ## Add dept. and faculty if applicable 211 table_data, row_num = self._addDeptAndFaculty( 212 table_data, row_num, dept, faculty, lang, domain) 213 214 # Create table 215 table = Table(table_data,style=table_style) 216 table.hAlign = 'LEFT' 217 return table 218 37 219 38 220 def paint_background(self, canvas, doc): … … 61 243 # Header 62 244 head_title = getattr( 63 doc, 'kofa_headtitle', getattr(grok.getSite()['configuration'], 'name', 64 u'Sample University')) 245 doc, 'kofa_headtitle', getattr( 246 grok.getSite()['configuration'], 'name', 247 u'Sample University')) 65 248 canvas.setFont("Helvetica-Bold", 18) 66 249 canvas.drawString(1.5*cm, height-1.7*cm, head_title)
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