Class HtmlTextTemplateMigrationHelper

java.lang.Object

de.xima.fc.logic.migrate.HtmlTextTemplateMigrationHelper

public final class HtmlTextTemplateMigrationHelper
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static final class	HtmlTextTemplateMigrationHelper.HtmlSourceRange

Method Summary

Modifier and Type	Method	Description
static Set<String>	readDefaultPre83CssRules()	Reads the default CSS rules from the classpath.
static String	removeDefaultStylesFromHtml(String html, Set<String> defaultCssRules)	Parses the given HTML and inspects all inline styles.

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

readDefaultPre83CssRules

public static Set<String> readDefaultPre83CssRules()
                                            throws IOException

Reads the default CSS rules from the classpath. This is all the CSS that was contained in the system HTML text templates provided by the system before the form theme update.

Returns:

A set of default CSS rules.

Throws:

IOException

removeDefaultStylesFromHtml

public static String removeDefaultStylesFromHtml(String html,
 Set<String> defaultCssRules)

Parses the given HTML and inspects all inline styles. If all inline styles are default styles, removes all inline styles and returns the HTML without those styles. Otherwise, if the HTML contains at least one inline style that does not solely consist of default styles, returns null.

Parameters:

html - The HTML to inspect.

Returns:

The HTML without default styles, or null if the HTML cannot be parsed or contains either not styles at all or non-default styles.