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from common.FileAccess import FileAccess
import traceback
'''
@author rpiterman
the style preview, which is a OOo Document Preview in
an Image Control.
This class copies the files needed for this
preview from the web wizard work directory
to a given temporary directory, and updates them
on request, according to the current style/background selection
of the user.
'''
class StylePreview(object):
'''
copies the html file to the temp directory, and calculates the
destination names of the background and css files.
@param wwRoot is the root directory of the web wizard files (
usually [oo]/share/template/[lang]/wizard/web
'''
def __init__(self, xmsf, wwRoot_):
self.fileAccess = FileAccess(xmsf)
self.tempDir = self.createTempDir(xmsf)
self.htmlFilename = FileAccess.connectURLs(
self.tempDir, "wwpreview.html")
self.cssFilename = FileAccess.connectURLs(self.tempDir, "style.css")
self.backgroundFilename = FileAccess.connectURLs(
self.tempDir, "images/background.gif")
self.wwRoot = wwRoot_
self.fileAccess.copy(FileAccess.connectURLs(
self.wwRoot, "preview.html"), self.htmlFilename)
'''
copies the given style and background files to the temporary
directory.
@param style
@param background
@throws Exception
'''
def refresh(self, style, background):
css = FileAccess.connectURLs(self.wwRoot, "styles/" + style.cp_CssHref)
if background is None or background == "":
#delete the background image
if self.fileAccess.exists(self.backgroundFilename, False):
self.fileAccess.delete(self.backgroundFilename)
else:
# a solaris bug workaround
# TODO
#copy the background image to the temp directory.
self.fileAccess.copy(background, self.backgroundFilename)
#copy the actual css to the temp directory
self.fileAccess.copy(css, self.cssFilename)
def cleanup(self):
try:
self.fileAccess.delete(self.tempDir)
except Exception:
traceback.print_exc()
'''
creates a temporary directory.
@param xmsf
@return the url of the new directory.
@throws Exception
'''
def createTempDir(self, xmsf):
tempPath = FileAccess.getOfficePath2(xmsf, "Temp", "", "")
s = self.fileAccess.createNewDir(tempPath, "wwiz")
self.fileAccess.createNewDir(s, "images")
return s
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