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UIWebView initialisation with post variables

/ Published in: Objective C
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  1. //-------------------------------------------------------------------
  2. //  UIWebViewWithPost
  3. //       init a UIWebview With some post parameters
  4. //-------------------------------------------------------------------
  5. - (void)UIWebViewWithPost:(UIWebView *)uiWebView url:(NSString *)url params:(NSMutableArray *)params
  6. {
  7.     NSMutableString *s = [NSMutableString stringWithCapacity:0];
  8.     [s appendString: [NSString stringWithFormat:@"<html><body onload=\"document.forms[0].submit()\">"
  9.      "<form method=\"post\" action=\"%@\">", url]];
  10.     if([params count] % 2 == 1) { NSLog(@"UIWebViewWithPost error: params don't seem right"); return; }
  11.     for (int i=0; i < [params count] / 2; i++) {
  12.         [s appendString: [NSString stringWithFormat:@"<input type=\"hidden\" name=\"%@\" value=\"%@\" >\n", [params objectAtIndex:i*2], [params objectAtIndex:(i*2)+1]]];
  13.     }    
  14.     [s appendString: @"</input></form></body></html>"];
  15.     //NSLog(@"%@", s);
  16.     [uiWebView loadHTMLString:s baseURL:nil];
  17. }
  18.  
  19. useage
  20. NSMutableArray *webViewParams = [NSMutableArray arrayWithObjects:
  21.                                  @"paramName1", @"paramValue1",
  22.                                  @"paramName2", @"paramValue2",
  23.                                  @"paramName3", @"paramValue3", 
  24.                                  nil];
  25. [self UIWebViewWithPost:self.webView url:@"http://www.yourdomain.com" params:webViewParams];

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