Initial commit of the document parsing app.

Signed-off-by: Roberto Rosario <roberto.rosario.gonzalez@gmail.com>

mayan/apps/document_parsing/forms.py

@@ -0,0 +1,104 @@
+from __future__ import unicode_literals
+
+from django import forms
+from django.utils.encoding import force_text
+from django.utils.html import conditional_escape
+from django.utils.safestring import mark_safe
+from django.utils.translation import ugettext_lazy as _, ugettext
+
+from common.widgets import TextAreaDiv
+from documents.models import DocumentType
+
+from .models import DocumentPageContent, DocumentPageOCRContent
+
+
+class DocumentContentForm(forms.Form):
+    """
+    Form that concatenates all of a document pages' text content into a
+    single textarea widget
+    """
+    def __init__(self, *args, **kwargs):
+        self.document = kwargs.pop('instance', None)
+        super(DocumentContentForm, self).__init__(*args, **kwargs)
+        content = []
+        self.fields['contents'].initial = ''
+        try:
+            document_pages = self.document.pages.all()
+        except AttributeError:
+            document_pages = []
+
+        for page in document_pages:
+            try:
+                page_content = page.ocr_content.content
+            except DocumentPageContent.DoesNotExist:
+                pass
+            else:
+                content.append(conditional_escape(force_text(page_content)))
+                content.append(
+                    '\n\n\n<hr/><div class="document-page-content-divider">- %s -</div><hr/>\n\n\n' % (
+                        ugettext(
+                            'Page %(page_number)d'
+                        ) % {'page_number': page.page_number}
+                    )
+                )
+
+        self.fields['contents'].initial = mark_safe(''.join(content))
+
+    contents = forms.CharField(
+        label=_('Contents'),
+        widget=TextAreaDiv(
+            attrs={
+                'class': 'text_area_div full-height',
+                'data-height-difference': 360
+            }
+        )
+    )
+
+
+class DocumentOCRContentForm(forms.Form):
+    """
+    Form that concatenates all of a document pages' text content into a
+    single textarea widget
+    """
+    def __init__(self, *args, **kwargs):
+        self.document = kwargs.pop('instance', None)
+        super(DocumentContentForm, self).__init__(*args, **kwargs)
+        content = []
+        self.fields['contents'].initial = ''
+        try:
+            document_pages = self.document.pages.all()
+        except AttributeError:
+            document_pages = []
+
+        for page in document_pages:
+            try:
+                page_content = page.ocr_content.content
+            except DocumentPageOCRContent.DoesNotExist:
+                pass
+            else:
+                content.append(conditional_escape(force_text(page_content)))
+                content.append(
+                    '\n\n\n<hr/><div class="document-page-content-divider">- %s -</div><hr/>\n\n\n' % (
+                        ugettext(
+                            'Page %(page_number)d'
+                        ) % {'page_number': page.page_number}
+                    )
+                )
+
+        self.fields['contents'].initial = mark_safe(''.join(content))
+
+    contents = forms.CharField(
+        label=_('Contents'),
+        widget=TextAreaDiv(
+            attrs={
+                'class': 'text_area_div full-height',
+                'data-height-difference': 360
+            }
+        )
+    )
+
+
+class DocumentTypeSelectForm(forms.Form):
+    document_type = forms.ModelChoiceField(
+        queryset=DocumentType.objects.all(), label=('Document type')
+    )