def detect_barcode(f):
jpgname = 'temp/temp.jpg'
jpgbar = 'temp/tempbar.jpg'
f.save(jpgname)
# images_from_path = convert_from_path(pdfname, dpi=300, last_page=1, first_page =1)
# for page in images_from_path:
# page.save(jpgname)
image = cv2.imread(jpgname)
gray = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)
ddepth = cv2.cv.CV_32F if imutils.is_cv2() else cv2.CV_32F
gradX = cv2.Sobel(gray, ddepth=ddepth, dx=1, dy=0, ksize=-1)
gradY = cv2.Sobel(gray, ddepth=ddepth, dx=0, dy=1, ksize=-1)
gradient = cv2.subtract(gradX, gradY)
gradient = cv2.convertScaleAbs(gradient)
blurred = cv2.blur(gradient, (9, 9))
(_, thresh) = cv2.threshold(blurred, 225, 255, cv2.THRESH_BINARY)
kernel = cv2.getStructuringElement(cv2.MORPH_RECT, (80, 3))
closed = cv2.morphologyEx(thresh, cv2.MORPH_CLOSE, kernel)
closed = cv2.erode(closed, None, iterations=25)
closed = cv2.dilate(closed, None, iterations=25)
cnts = cv2.findContours(closed.copy(), cv2.RETR_EXTERNAL,
cv2.CHAIN_APPROX_SIMPLE)
cnts = imutils.grab_contours(cnts)
c = sorted(cnts, key=cv2.contourArea, reverse=True)[0]
rect = cv2.minAreaRect(c)
box = cv2.cv.BoxPoints(rect) if imutils.is_cv2() else cv2.boxPoints(rect)
box = np.int0(box)
x1, x2, x3, x4, y1, y2, y3, y4 = box[0][0], box[1][0], box[2][0], box[3][
0], box[0][1], box[1][1], box[2][1], box[3][1]
top_left_x = min([x1, x2, x3, x4])
top_left_y = min([y1, y2, y3, y4])
bot_right_x = max([x1, x2, x3, x4])
bot_right_y = max([y1, y2, y3, y4])
img = image[top_left_y + 6:bot_right_y + 6,
top_left_x - 10:bot_right_x + 10]
image_gray = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY)
cv2.imwrite(jpgbar, image_gray)
code = decode(cv2.imread(jpgbar))[0][0]
c1 = code.decode('ascii')
nom_form = c1[0:4]
reg = int(c1[4:7])
tablas = 'f' + nom_form
exec("qry = db_session.query(" + tablas + ").filter(" + tablas + ".id==" +
str(reg) + ").first()")
qry1 = locals()['qry']
qry1.fscan = str(date.today())
flag_modified(qry1, 'fscan')
db_session.merge(qry1)
db_session.flush()
db_session.commit()
name = nom_form[1:4] + str(reg).zfill(4) + ".jpg"
filename = "temp/" + name
# os.rename(jpgname, filename)
return jpgname, name
def plano_edit():
if request.method == 'GET':
id = request.args.get('id', None)
qry = db_session.query(plano).filter(plano.id == id).first()
return render_template('plano_edit.html', val=qry)
if request.method == 'POST':
form = plano_form(request.form)
fo = plano_convert(plano(), form)
flag_modified(fo, 'plano')
db_session.merge(fo)
db_session.flush()
db_session.commit()
return redirect('/plano_list')
def folderedit(id):
qry = db_session.query(Folders).filter(Folders.id == id)
folders = qry.first()
if folders:
form = FoldersForm(formdata=request.form, obj=folders)
if request.method == 'POST' and form.validate():
folder = FolderssConvert(Folders(), form)
flag_modified(folder, 'name')
db_session.merge(folder)
db_session.flush()
db_session.commit()
flash('updated successfully!')
return redirect('/folderlist')
return render_template('folderform.html', form=form)
else:
return 'Error loading #{id}'.format(id=id)
def sheetedit(id):
qry = db_session.query(Sheets).filter(Sheets.id == id)
sheets = qry.first()
if sheets:
form = SheetsForm(formdata=request.form, obj=sheets)
if request.method == 'POST' and form.validate():
sheet = SheetsConvert(Sheets(), form)
flag_modified(sheet, 'name')
db_session.merge(sheet)
db_session.flush()
db_session.commit()
flash('updated successfully!')
return redirect('/asheetlist')
return render_template('sheetform.html', form=form)
else:
return 'Error loading #{id}'.format(id=id)
def attachmentedit(id):
qry = db_session.query(Attachments).filter(Attachments.id == id)
attachments = qry.first()
if attachments:
form = AttachmentsForm(formdata=request.form, obj=attachments)
if request.method == 'POST' and form.validate():
attachment = AttachmentsConvert(Attachments(), form)
flag_modified(attachment, 'name')
db_session.merge(attachment)
db_session.flush()
db_session.commit()
flash('updated successfully!')
return redirect('/attachmentlist')
return render_template('attachmentform.html', form=form)
else:
return 'Error loading #{id}'.format(id=id)
