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Attempt to auto detect the document type when initializing an

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attributed string and the type wasn't specified by the caller.
Carefully add base URL to the document importing options only when it
is not nil.


git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@30774 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
wlux 2010-06-18 07:49:26 +00:00
parent fb91a00dd3
commit cf66de78fc
2 changed files with 57 additions and 10 deletions
Download patch file Download diff file Expand all files Collapse all files

56
Source/NSAttributedString.m
View file

@ -32,6 +32,7 @@
#import <Foundation/NSAutoreleasePool.h>
#import <Foundation/NSBundle.h>
#import <Foundation/NSCharacterSet.h>
#import <Foundation/NSData.h>
#import <Foundation/NSDebug.h>
#import <Foundation/NSError.h>
#import <Foundation/NSException.h>
@ -765,7 +766,31 @@ create_error(int code, NSString* desc)
if (type == nil)
{
// FIXME: try to determine type
const void *dataBytes = [data bytes];
// The list of file types below was derived from Apache's conf/magic file
// FIXME extend the list
if (strncmp(dataBytes, "{\\rtf", 5) == 0)
{
type = NSRTFTextDocumentType;
}
else if (strncmp(dataBytes, "<!DOCTYPE HTML", 14) == 0 ||
strncmp(dataBytes, "<!doctype html", 14) == 0 ||
strncmp(dataBytes, "<HEAD", 5) == 0 ||
strncmp(dataBytes, "<head", 5) == 0 ||
strncmp(dataBytes, "<TITLE", 6) == 0 ||
strncmp(dataBytes, "<title", 6) == 0 ||
strncmp(dataBytes, "<HTML", 5) == 0 ||
strncmp(dataBytes, "<html", 5) == 0 ||
strncmp(dataBytes, "<!--", 4) == 0 ||
strncmp(dataBytes, "<h1", 3) == 0 ||
strncmp(dataBytes, "<H1", 3) == 0)
{
type = NSHTMLTextDocumentType;
}
}
if (type == nil)
{
if (error)
*error = create_error(0, NSLocalizedString(@"No type specified for data.",
@"Error description"));
@ -845,8 +870,14 @@ create_error(int code, NSString* desc)
- (id) initWithURL: (NSURL *)url
documentAttributes: (NSDictionary **)dict
{
NSDictionary *options = [NSDictionary dictionaryWithObject: [url baseURL]
forKey: NSBaseURLDocumentOption];
NSURL *baseURL = [url baseURL];
NSDictionary *options = nil;
if (baseURL != nil)
{
[NSDictionary dictionaryWithObject: baseURL
forKey: NSBaseURLDocumentOption];
}
return [self initWithURL: url
options: options
@ -859,6 +890,7 @@ documentAttributes: (NSDictionary **)dict
documentAttributes: (NSDictionary **)dict
error: (NSError **)error
{
NSURL *baseURL;
NSData *data = [url resourceDataUsingCache: YES];
if (data == nil)
@ -871,14 +903,18 @@ documentAttributes: (NSDictionary **)dict
}
// Pass on baseURL
if (options == nil)
options = [NSDictionary dictionaryWithObject: [url baseURL]
forKey: NSBaseURLDocumentOption];
else if ([options objectForKey: NSBaseURLDocumentOption] == nil)
baseURL = [url baseURL];
if (baseURL != nil)
{
options = AUTORELEASE([options mutableCopy]);
[(NSMutableDictionary*)options setObject: [url baseURL]
forKey: NSBaseURLDocumentOption];
if (options == nil)
options = [NSDictionary dictionaryWithObject: baseURL
forKey: NSBaseURLDocumentOption];
else if ([options objectForKey: NSBaseURLDocumentOption] == nil)
{
options = AUTORELEASE([options mutableCopy]);
[(NSMutableDictionary*)options setObject: baseURL
forKey: NSBaseURLDocumentOption];
}
}
return [self initWithData: data