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import dialog
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class WizardPage:
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NEXT = 1
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PREV = -1
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from image_creator.kamaki_wrapper import Kamaki
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def __init__(self, session, title):
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self.session = session
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self.title = title
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PAGE_WIDTH = 70
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def run(self):
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raise NotImplementedError
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class Wizard:
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def __init__(self, session):
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self.session = session
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self.pages = []
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self.session['wizard'] = {}
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def add_page(self, page):
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self.pages.append(page)
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class ImageName(WizardPage):
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def run(self):
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d = self.session['dialog']
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w = self.session['wizard']
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init = w['ImageName'] if 'ImageName' in w else ""
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while 1:
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(code, answer) = d.inputbox("Please provide a name for the image:",
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init=init, width=INPUTBOX_WIDTH,
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ok_label="Next", cancel="Back",
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title=self.title)
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idx = 0
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while True:
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idx += self.pages[idx].run(self.session, idx, len(self.pages))
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if code in (d.DIALOG_CANCEL, d.DIALOG_ESC):
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return self.PREV
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if idx >= len(self.pages):
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break
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name = answer.strip()
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if len(name) == 0:
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d.msgbox("Image name cannot be empty", width=MSGBOX_WIDTH)
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continue
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w['ImageName'] = name
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break
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if idx < 0:
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return False
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return True
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return self.NEXT
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class WizardPage:
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NEXT = 1
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PREV = -1
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class ImageDescription(WizardPage):
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def run(self):
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d = self.session['dialog']
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w = self.session['wizard']
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def __init__(self, name, message, **kargs):
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self.name = name
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self.message = message
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self.title = kargs['title'] if 'title' in kargs else ''
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self.init_value = kargs['init'] if 'init' in kargs else ''
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self.allow_empty = kargs['empty'] if 'empty' in kargs else False
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init = w['ImageDescription'] if 'ImageDescription' in w else ""
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def run(self, session, index, total):
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d = session['dialog']
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w = session['wizard']
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while 1:
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(code, answer) = d.inputbox(
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"Please provide a description for the image:",
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init=init, width=INPUTBOX_WIDTH,
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ok_label="Next", cancel="Back",
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title=self.title)
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init = w[self.name] if self.name in w else self.init_value
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while True:
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(code, answer) = d.inputbox(self.message, init=init,
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width=PAGE_WIDTH, ok_label="Next", cancel="Back",
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title="(%d/%d) %s" % (index + 1, total, self.title))
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if code in (d.DIALOG_CANCEL, d.DIALOG_ESC):
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return self.PREV
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name = answer.strip()
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if len(filename) == 0:
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# Description is allowed to be empty
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del w['ImageDescription']
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else:
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w['ImageDescription'] = name
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value = answer.strip()
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if len(value) == 0 and self.allow_empty is False:
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d.msgbox("The value cannot be empty!", width=PAGE_WIDTH)
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continue
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w[self.name] = value
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break
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return self.NEXT
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def wizard(session):
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session['wizard'] = {}
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steps = []
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steps.append(ImageName(session, "(1/5) Image Name"))
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steps.append(ImageDescription(session, "(2/5) Image Description"))
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return True
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name = WizardPage("ImageName", "Please provide a name for the image:",
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title="Image Name", init=session['device'].distro)
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descr = WizardPage("ImageDescription",
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"Please provide a description for the image:",
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title="Image Description", empty=True,
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init=session['metadata']['DESCRIPTION'] if 'DESCRIPTION' in
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session['metadata'] else '')
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account = WizardPage("account",
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"Please provide your ~okeanos account e-mail:",
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title="~okeanos account information", init=Kamaki.get_account())
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token = WizardPage("token",
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"Please provide your ~okeanos account token:",
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title="~okeanos account token", init=Kamaki.get_token())
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w = Wizard(session)
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w.add_page(name)
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w.add_page(descr)
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w.add_page(account)
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w.add_page(token)
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return w.run()
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# vim: set sta sts=4 shiftwidth=4 sw=4 et ai :
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